Index: inc/core/class.dc.blog.php
===================================================================
--- inc/core/class.dc.blog.php	(revision 3965)
+++ inc/core/class.dc.blog.php	(revision 0)
@@ -1,2400 +1,2050 @@
 <?php
+# -- BEGIN LICENSE BLOCK ---------------------------------------
+#
+# This file is part of Dotclear 2.
+#
+# Copyright (c) 2003-2010 Olivier Meunier & Association Dotclear
+# Licensed under the GPL version 2.0 license.
+# See LICENSE file or
+# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+#
+# -- END LICENSE BLOCK -----------------------------------------
+if (!defined('DC_RC_PATH')) { return; }
+
 /**
- * @package Dotclear
- * @subpackage Core
- *
- * @copyright Olivier Meunier & Association Dotclear
- * @copyright GPL-2.0-only
- *
- * @brief Dotclear blog class.
- *
- * Dotclear blog class instance is provided by dcCore $blog property.
- */
+@ingroup DC_CORE
+@nosubgrouping
+@brief Dotclear blog class.
 
-if (!defined('DC_RC_PATH')) {return;}
-
+Dotclear blog class instance is provided by dcCore $blog property.
+*/
 class dcBlog
 {
-    /** @var dcCore dcCore instance */
-    protected $core;
-    /** @var connection Database connection object */
-    public $con;
-    /** @var string Database table prefix */
-    public $prefix;
-
-    /** @var string Blog ID */
-    public $id;
-    /** @var string Blog unique ID */
-    public $uid;
-    /** @var string Blog name */
-    public $name;
-    /** @var string Blog description */
-    public $desc;
-    /** @var string Blog URL */
-    public $url;
-    /** @var string Blog host */
-    public $host;
-    /** @var string Blog creation date */
-    public $creadt;
-    /** @var string Blog last update date */
-    public $upddt;
-    /** @var string Blog status */
-    public $status;
-
-    /** @var dcSettings dcSettings object */
-    public $settings;
-    /** @var string Blog theme path */
-    public $themes_path;
-    /** @var string Blog public path */
-    public $public_path;
-
-    private $post_status    = [];
-    private $comment_status = [];
-
-    private $categories;
-
-    /** @var boolean Disallow entries password protection */
-    public $without_password = true;
-
-    /**
-    Inits dcBlog object
-
-    @param    core        <b>dcCore</b>        Dotclear core reference
-    @param    id        <b>string</b>        Blog ID
-     */
-    public function __construct($core, $id)
-    {
-        $this->con    = &$core->con;
-        $this->prefix = $core->prefix;
-        $this->core   = &$core;
-
-        if (($b = $this->core->getBlog($id)) !== false) {
-            $this->id     = $id;
-            $this->uid    = $b->blog_uid;
-            $this->name   = $b->blog_name;
-            $this->desc   = $b->blog_desc;
-            $this->url    = $b->blog_url;
-            $this->host   = http::getHostFromURL($this->url);
-            $this->creadt = strtotime($b->blog_creadt);
-            $this->upddt  = strtotime($b->blog_upddt);
-            $this->status = $b->blog_status;
-
-            $this->settings = new dcSettings($this->core, $this->id);
-
-            $this->themes_path = path::fullFromRoot($this->settings->system->themes_path, DC_ROOT);
-            $this->public_path = path::fullFromRoot($this->settings->system->public_path, DC_ROOT);
-
-            $this->post_status['-2'] = __('Pending');
-            $this->post_status['-1'] = __('Scheduled');
-            $this->post_status['0']  = __('Unpublished');
-            $this->post_status['1']  = __('Published');
-
-            $this->comment_status['-2'] = __('Junk');
-            $this->comment_status['-1'] = __('Pending');
-            $this->comment_status['0']  = __('Unpublished');
-            $this->comment_status['1']  = __('Published');
-
-            # --BEHAVIOR-- coreBlogConstruct
-            $this->core->callBehavior('coreBlogConstruct', $this);
-        }
-    }
-
-    /// @name Common public methods
-    //@{
-    /**
-    Returns blog URL ending with a question mark.
-     */
-    public function getQmarkURL()
-    {
-        if (substr($this->url, -1) != '?') {
-            return $this->url . '?';
-        }
-
-        return $this->url;
-    }
-
-    /**
-    Returns jQuery version selected for the blog.
-     */
-    public function getJsJQuery()
-    {
-        $version = $this->settings->system->jquery_version;
-        if ($version == '') {
-            $version = DC_DEFAULT_JQUERY; // defined in inc/prepend.php
-        }
-        return 'jquery/' . $version;
-    }
-
-    /**
-    Returns public URL of specified plugin file.
-     */
-    public function getPF($pf, $strip_host = true)
-    {
-        $ret = $this->getQmarkURL() . 'pf=' . $pf;
-        if ($strip_host) {
-            $ret = html::stripHostURL($ret);
-        }
-        return $ret;
-    }
-
-    /**
-    Returns public URL of specified var file.
-     */
-    public function getVF($vf, $strip_host = true)
-    {
-        $ret = $this->getQmarkURL() . 'vf=' . $vf;
-        if ($strip_host) {
-            $ret = html::stripHostURL($ret);
-        }
-        return $ret;
-    }
-
-    /**
-    Returns an entry status name given to a code. Status are translated, never
-    use it for tests. If status code does not exist, returns <i>unpublished</i>.
-
-    @param    s    <b>integer</b> Status code
-    @return    <b>string</b> Blog status name
-     */
-    public function getPostStatus($s)
-    {
-        if (isset($this->post_status[$s])) {
-            return $this->post_status[$s];
-        }
-        return $this->post_status['0'];
-    }
-
-    /**
-    Returns an array of available entry status codes and names.
-
-    @return    <b>array</b> Simple array with codes in keys and names in value
-     */
-    public function getAllPostStatus()
-    {
-        return $this->post_status;
-    }
-
-    /**
-    Returns an array of available comment status codes and names.
-
-    @return    <b>array</b> Simple array with codes in keys and names in value
-     */
-    public function getAllCommentStatus()
-    {
-        return $this->comment_status;
-    }
-
-    /**
-    Disallows entries password protection. You need to set it to
-    <var>false</var> while serving a public blog.
-
-    @param    v        <b>boolean</b>
-     */
-    public function withoutPassword($v)
-    {
-        $this->without_password = (boolean) $v;
-    }
-    //@}
-
-    /// @name Triggers methods
-    //@{
-    /**
-    Updates blog last update date. Should be called every time you change
-    an element related to the blog.
-     */
-    public function triggerBlog()
-    {
-        $cur = $this->con->openCursor($this->prefix . 'blog');
-
-        $cur->blog_upddt = date('Y-m-d H:i:s');
-
-        $cur->update("WHERE blog_id = '" . $this->con->escape($this->id) . "' ");
-
-        # --BEHAVIOR-- coreBlogAfterTriggerBlog
-        $this->core->callBehavior('coreBlogAfterTriggerBlog', $cur);
-    }
-
-    /**
-    Updates comment and trackback counters in post table. Should be called
-    every time a comment or trackback is added, removed or changed its status.
-
-    @param    id        <b>integer</b>        Comment ID
-    @param    del        <b>boolean</b>        If comment is delete, set this to true
-     */
-    public function triggerComment($id, $del = false)
-    {
-        $this->triggerComments($id, $del);
-    }
-
-    /**
-    Updates comments and trackbacks counters in post table. Should be called
-    every time comments or trackbacks are added, removed or changed their status.
-
-    @param    ids        <b>mixed</b>        Comment(s) ID(s)
-    @param    del        <b>boolean</b>        If comment is delete, set this to true
-    @param    affected_posts        <b>mixed</b>        Posts(s) ID(s)
-     */
-    public function triggerComments($ids, $del = false, $affected_posts = null)
-    {
-        $comments_ids = dcUtils::cleanIds($ids);
-
-        # Get posts affected by comments edition
-        if (empty($affected_posts)) {
-            $strReq =
-            'SELECT post_id ' .
-            'FROM ' . $this->prefix . 'comment ' .
-            'WHERE comment_id' . $this->con->in($comments_ids) .
-                'GROUP BY post_id';
-
-            $rs = $this->con->select($strReq);
-
-            $affected_posts = [];
-            while ($rs->fetch()) {
-                $affected_posts[] = (integer) $rs->post_id;
-            }
-        }
-
-        if (!is_array($affected_posts) || empty($affected_posts)) {
-            return;
-        }
-
-        # Count number of comments if exists for affected posts
-        $strReq =
-        'SELECT post_id, COUNT(post_id) AS nb_comment, comment_trackback ' .
-        'FROM ' . $this->prefix . 'comment ' .
-        'WHERE comment_status = 1 ' .
-        'AND post_id' . $this->con->in($affected_posts) .
-            'GROUP BY post_id,comment_trackback';
-
-        $rs = $this->con->select($strReq);
-
-        $posts = [];
-        while ($rs->fetch()) {
-            if ($rs->comment_trackback) {
-                $posts[$rs->post_id]['trackback'] = $rs->nb_comment;
-            } else {
-                $posts[$rs->post_id]['comment'] = $rs->nb_comment;
-            }
-        }
-
-        # Update number of comments on affected posts
-        $cur = $this->con->openCursor($this->prefix . 'post');
-        foreach ($affected_posts as $post_id) {
-            $cur->clean();
-
-            if (!array_key_exists($post_id, $posts)) {
-                $cur->nb_trackback = 0;
-                $cur->nb_comment   = 0;
-            } else {
-                $cur->nb_trackback = empty($posts[$post_id]['trackback']) ? 0 : $posts[$post_id]['trackback'];
-                $cur->nb_comment   = empty($posts[$post_id]['comment']) ? 0 : $posts[$post_id]['comment'];
-            }
-
-            $cur->update('WHERE post_id = ' . $post_id);
-        }
-    }
-    //@}
-
-    /// @name Categories management methods
-    //@{
-    public function categories()
-    {
-        if (!($this->categories instanceof dcCategories)) {
-            $this->categories = new dcCategories($this->core);
-        }
-
-        return $this->categories;
-    }
-
-    /**
-    Retrieves categories. <var>$params</var> is an associative array which can
-    take the following parameters:
-
-    - post_type: Get only entries with given type (default "post")
-    - cat_url: filter on cat_url field
-    - cat_id: filter on cat_id field
-    - start: start with a given category
-    - level: categories level to retrieve
-
-    @param    params    <b>array</b>        Parameters
-    @return    <b>record</b>
-     */
-    public function getCategories($params = [])
-    {
-        $c_params = [];
-        if (isset($params['post_type'])) {
-            $c_params['post_type'] = $params['post_type'];
-            unset($params['post_type']);
-        }
-        $counter = $this->getCategoriesCounter($c_params);
-
-        if (isset($params['without_empty']) && ($params['without_empty'] == false)) {
-            $without_empty = false;
-        } else {
-            $without_empty = $this->core->auth->userID() == false; # Get all categories if in admin display
-        }
-
-        $start = isset($params['start']) ? (integer) $params['start'] : 0;
-        $l     = isset($params['level']) ? (integer) $params['level'] : 0;
-
-        $rs = $this->categories()->getChildren($start, null, 'desc');
-
-        # Get each categories total posts count
-        $data  = [];
-        $stack = [];
-        $level = 0;
-        $cols  = $rs->columns();
-        while ($rs->fetch()) {
-            $nb_post = isset($counter[$rs->cat_id]) ? (integer) $counter[$rs->cat_id] : 0;
-
-            if ($rs->level > $level) {
-                $nb_total          = $nb_post;
-                $stack[$rs->level] = (integer) $nb_post;
-            } elseif ($rs->level == $level) {
-                $nb_total = $nb_post;
-                $stack[$rs->level] += $nb_post;
-            } else {
-                $nb_total = $stack[$rs->level + 1] + $nb_post;
-                if (isset($stack[$rs->level])) {
-                    $stack[$rs->level] += $nb_total;
-                } else {
-                    $stack[$rs->level] = $nb_total;
-                }
-                unset($stack[$rs->level + 1]);
-            }
-
-            if ($nb_total == 0 && $without_empty) {
-                continue;
-            }
-
-            $level = $rs->level;
-
-            $t = [];
-            foreach ($cols as $c) {
-                $t[$c] = $rs->f($c);
-            }
-            $t['nb_post']  = $nb_post;
-            $t['nb_total'] = $nb_total;
-
-            if ($l == 0 || ($l > 0 && $l == $rs->level)) {
-                array_unshift($data, $t);
-            }
-        }
-
-        # We need to apply filter after counting
-        if (isset($params['cat_id']) && $params['cat_id'] !== '') {
-            $found = false;
-            foreach ($data as $v) {
-                if ($v['cat_id'] == $params['cat_id']) {
-                    $found = true;
-                    $data  = [$v];
-                    break;
-                }
-            }
-            if (!$found) {
-                $data = [];
-            }
-        }
-
-        if (isset($params['cat_url']) && ($params['cat_url'] !== '')
-            && !isset($params['cat_id'])) {
-            $found = false;
-            foreach ($data as $v) {
-                if ($v['cat_url'] == $params['cat_url']) {
-                    $found = true;
-                    $data  = [$v];
-                    break;
-                }
-            }
-            if (!$found) {
-                $data = [];
-            }
-        }
-
-        return staticRecord::newFromArray($data);
-    }
-
-    /**
-    Retrieves a category by its ID.
-
-    @param    id        <b>integer</b>        Category ID
-    @return    <b>record</b>
-     */
-    public function getCategory($id)
-    {
-        return $this->getCategories(['cat_id' => $id]);
-    }
-
-    /**
-    Retrieves parents of a given category.
-
-    @param    id        <b>integer</b>        Category ID
-    @return    <b>record</b>
-     */
-    public function getCategoryParents($id)
-    {
-        return $this->categories()->getParents($id);
-    }
-
-    /**
-    Retrieves first parent of a given category.
-
-    @param    id        <b>integer</b>        Category ID
-    @return    <b>record</b>
-     */
-    public function getCategoryParent($id)
-    {
-        return $this->categories()->getParent($id);
-    }
-
-    /**
-    Retrieves all category's first children
-
-    @param    id        <b>integer</b>        Category ID
-    @return    <b>record</b>
-     */
-    public function getCategoryFirstChildren($id)
-    {
-        return $this->getCategories(['start' => $id, 'level' => $id == 0 ? 1 : 2]);
-    }
-
-    /**
-     * Returns true if a given category if in a given category's subtree
-     *
-     * @param      string   $cat_url    The cat url
-     * @param      string   $start_url  The top cat url
-     *
-     * @return     boolean  true if cat_url is in given start_url cat subtree
-     */
-    public function IsInCatSubtree($cat_url, $start_url)
-    {
-        // Get cat_id from start_url
-        $cat = $this->getCategories(['cat_url' => $start_url]);
-        if ($cat->fetch()) {
-            // cat_id found, get cat tree list
-            $cats = $this->getCategories(['start' => $cat->cat_id]);
-            while ($cats->fetch()) {
-                // check if post category is one of the cat or sub-cats
-                if ($cats->cat_url === $cat_url) {
-                    return true;
-                }
-            }
-        }
-        return false;
-    }
-
-    private function getCategoriesCounter($params = [])
-    {
-        $strReq =
-        'SELECT  C.cat_id, COUNT(P.post_id) AS nb_post ' .
-        'FROM ' . $this->prefix . 'category AS C ' .
-        'JOIN ' . $this->prefix . "post P ON (C.cat_id = P.cat_id AND P.blog_id = '" . $this->con->escape($this->id) . "' ) " .
-        "WHERE C.blog_id = '" . $this->con->escape($this->id) . "' ";
-
-        if (!$this->core->auth->userID()) {
-            $strReq .= 'AND P.post_status = 1 ';
-        }
-
-        if (!empty($params['post_type'])) {
-            $strReq .= 'AND P.post_type ' . $this->con->in($params['post_type']);
-        }
-
-        $strReq .= 'GROUP BY C.cat_id ';
-
-        $rs       = $this->con->select($strReq);
-        $counters = [];
-        while ($rs->fetch()) {
-            $counters[$rs->cat_id] = $rs->nb_post;
-        }
-
-        return $counters;
-    }
-
-    /**
-    Creates a new category. Takes a cursor as input and returns the new category
-    ID.
-
-    @param    cur        <b>cursor</b>        Category cursor
-    @return    <b>integer</b>        New category ID
-     */
-    public function addCategory($cur, $parent = 0)
-    {
-        if (!$this->core->auth->check('categories', $this->id)) {
-            throw new Exception(__('You are not allowed to add categories'));
-        }
-
-        $url = [];
-        if ($parent != 0) {
-            $rs = $this->getCategory($parent);
-            if ($rs->isEmpty()) {
-                $url = [];
-            } else {
-                $url[] = $rs->cat_url;
-            }
-        }
-
-        if ($cur->cat_url == '') {
-            $url[] = text::tidyURL($cur->cat_title, false);
-        } else {
-            $url[] = $cur->cat_url;
-        }
-
-        $cur->cat_url = implode('/', $url);
-
-        $this->getCategoryCursor($cur);
-        $cur->blog_id = (string) $this->id;
-
-        # --BEHAVIOR-- coreBeforeCategoryCreate
-        $this->core->callBehavior('coreBeforeCategoryCreate', $this, $cur);
-
-        $id = $this->categories()->addNode($cur, $parent);
-        # Update category's cursor
-        $rs = $this->getCategory($id);
-        if (!$rs->isEmpty()) {
-            $cur->cat_lft = $rs->cat_lft;
-            $cur->cat_rgt = $rs->cat_rgt;
-        }
-
-        # --BEHAVIOR-- coreAfterCategoryCreate
-        $this->core->callBehavior('coreAfterCategoryCreate', $this, $cur);
-        $this->triggerBlog();
-
-        return $cur->cat_id;
-    }
-
-    /**
-    Updates an existing category.
-
-    @param    id        <b>integer</b>        Category ID
-    @param    cur        <b>cursor</b>        Category cursor
-     */
-    public function updCategory($id, $cur)
-    {
-        if (!$this->core->auth->check('categories', $this->id)) {
-            throw new Exception(__('You are not allowed to update categories'));
-        }
-
-        if ($cur->cat_url == '') {
-            $url = [];
-            $rs  = $this->categories()->getParents($id);
-            while ($rs->fetch()) {
-                if ($rs->index() == $rs->count() - 1) {
-                    $url[] = $rs->cat_url;
-                }
-            }
-
-            $url[]        = text::tidyURL($cur->cat_title, false);
-            $cur->cat_url = implode('/', $url);
-        }
-
-        $this->getCategoryCursor($cur, $id);
-
-        # --BEHAVIOR-- coreBeforeCategoryUpdate
-        $this->core->callBehavior('coreBeforeCategoryUpdate', $this, $cur);
-
-        $cur->update(
-            'WHERE cat_id = ' . (integer) $id . ' ' .
-            "AND blog_id = '" . $this->con->escape($this->id) . "' ");
-
-        # --BEHAVIOR-- coreAfterCategoryUpdate
-        $this->core->callBehavior('coreAfterCategoryUpdate', $this, $cur);
-
-        $this->triggerBlog();
-    }
-
-    /**
-    Set category position
-
-    @param  id              <b>integer</b>          Category ID
-    @param  left            <b>integer</b>          Category ID before
-    @param  right           <b>integer</b>          Category ID after
-     */
-    public function updCategoryPosition($id, $left, $right)
-    {
-        $this->categories()->updatePosition($id, $left, $right);
-        $this->triggerBlog();
-    }
-
-    /**
-    DEPRECATED METHOD. Use dcBlog::setCategoryParent and dcBlog::moveCategory
-    instead.
-
-    @param    id        <b>integer</b>        Category ID
-    @param    order    <b>integer</b>        Category position
-     */
-    public function updCategoryOrder($id, $order)
-    {
-        return;
-    }
-
-    /**
-    Set a category parent
-
-    @param    id        <b>integer</b>        Category ID
-    @param    parent    <b>integer</b>        Parent Category ID
-     */
-    public function setCategoryParent($id, $parent)
-    {
-        $this->categories()->setNodeParent($id, $parent);
-        $this->triggerBlog();
-    }
-
-    /**
-    Set category position
-
-    @param    id        <b>integer</b>        Category ID
-    @param    sibling    <b>integer</b>        Sibling Category ID
-    @param    move        <b>integer</b>        Order (before|after)
-     */
-    public function setCategoryPosition($id, $sibling, $move)
-    {
-        $this->categories()->setNodePosition($id, $sibling, $move);
-        $this->triggerBlog();
-    }
-
-    /**
-    Deletes a category.
-
-    @param    id        <b>integer</b>        Category ID
-     */
-    public function delCategory($id)
-    {
-        if (!$this->core->auth->check('categories', $this->id)) {
-            throw new Exception(__('You are not allowed to delete categories'));
-        }
-
-        $strReq = 'SELECT COUNT(post_id) AS nb_post ' .
-        'FROM ' . $this->prefix . 'post ' .
-        'WHERE cat_id = ' . (integer) $id . ' ' .
-        "AND blog_id = '" . $this->con->escape($this->id) . "' ";
-
-        $rs = $this->con->select($strReq);
-
-        if ($rs->nb_post > 0) {
-            throw new Exception(__('This category is not empty.'));
-        }
-
-        $this->categories()->deleteNode($id, true);
-        $this->triggerBlog();
-    }
-
-    /**
-    Reset categories order and relocate them to first level
-     */
-    public function resetCategoriesOrder()
-    {
-        if (!$this->core->auth->check('categories', $this->id)) {
-            throw new Exception(__('You are not allowed to reset categories order'));
-        }
-
-        $this->categories()->resetOrder();
-        $this->triggerBlog();
-    }
-
-    private function checkCategory($title, $url, $id = null)
-    {
-        # Let's check if URL is taken...
-        $strReq =
-        'SELECT cat_url FROM ' . $this->prefix . 'category ' .
-        "WHERE cat_url = '" . $this->con->escape($url) . "' " .
-        ($id ? 'AND cat_id <> ' . (integer) $id . ' ' : '') .
-        "AND blog_id = '" . $this->con->escape($this->id) . "' " .
-            'ORDER BY cat_url DESC';
-
-        $rs = $this->con->select($strReq);
-
-        if (!$rs->isEmpty()) {
-            if ($this->con->driver() == 'mysql' || $this->con->driver() == 'mysqli' || $this->con->driver() == 'mysqlimb4') {
-                $clause = "REGEXP '^" . $this->con->escape($url) . "[0-9]+$'";
-            } elseif ($this->con->driver() == 'pgsql') {
-                $clause = "~ '^" . $this->con->escape($url) . "[0-9]+$'";
-            } else {
-                $clause = "LIKE '" . $this->con->escape($url) . "%'";
-            }
-            $strReq =
-            'SELECT cat_url FROM ' . $this->prefix . 'category ' .
-            "WHERE cat_url " . $clause . ' ' .
-            ($id ? 'AND cat_id <> ' . (integer) $id . ' ' : '') .
-            "AND blog_id = '" . $this->con->escape($this->id) . "' " .
-                'ORDER BY cat_url DESC ';
-
-            $rs = $this->con->select($strReq);
-            $a  = [];
-            while ($rs->fetch()) {
-                $a[] = $rs->cat_url;
-            }
-
-            natsort($a);
-            $t_url = end($a);
-
-            if (preg_match('/(.*?)([0-9]+)$/', $t_url, $m)) {
-                $i   = (integer) $m[2];
-                $url = $m[1];
-            } else {
-                $i = 1;
-            }
-
-            return $url . ($i + 1);
-        }
-
-        # URL is empty?
-        if ($url == '') {
-            throw new Exception(__('Empty category URL'));
-        }
-
-        return $url;
-    }
-
-    private function getCategoryCursor($cur, $id = null)
-    {
-        if ($cur->cat_title == '') {
-            throw new Exception(__('You must provide a category title'));
-        }
-
-        # If we don't have any cat_url, let's do one
-        if ($cur->cat_url == '') {
-            $cur->cat_url = text::tidyURL($cur->cat_title, false);
-        }
-
-        # Still empty ?
-        if ($cur->cat_url == '') {
-            throw new Exception(__('You must provide a category URL'));
-        } else {
-            $cur->cat_url = text::tidyURL($cur->cat_url, true);
-        }
-
-        # Check if title or url are unique
-        $cur->cat_url = $this->checkCategory($cur->cat_title, $cur->cat_url, $id);
-
-        if ($cur->cat_desc !== null) {
-            $cur->cat_desc = $this->core->HTMLfilter($cur->cat_desc);
-        }
-    }
-    //@}
-
-    /// @name Entries management methods
-    //@{
-    /**
-    Retrieves entries. <b>$params</b> is an array taking the following
-    optionnal parameters:
-
-    - no_content: Don't retrieve entry content (excerpt and content)
-    - post_type: Get only entries with given type (default "post", array for many types and '' for no type)
-    - post_id: (integer or array) Get entry with given post_id
-    - post_url: Get entry with given post_url field
-    - user_id: (integer) Get entries belonging to given user ID
-    - cat_id: (string or array) Get entries belonging to given category ID
-    - cat_id_not: deprecated (use cat_id with "id ?not" instead)
-    - cat_url: (string or array) Get entries belonging to given category URL
-    - cat_url_not: deprecated (use cat_url with "url ?not" instead)
-    - post_status: (integer) Get entries with given post_status
-    - post_selected: (boolean) Get select flaged entries
-    - post_year: (integer) Get entries with given year
-    - post_month: (integer) Get entries with given month
-    - post_day: (integer) Get entries with given day
-    - post_lang: Get entries with given language code
-    - search: Get entries corresponding of the following search string
-    - columns: (array) More columns to retrieve
-    - sql: Append SQL string at the end of the query
-    - from: Append SQL string after "FROM" statement in query
-    - order: Order of results (default "ORDER BY post_dt DES")
-    - limit: Limit parameter
-    - sql_only : return the sql request instead of results. Only ids are selected
-    - exclude_post_id : (integer or array) Exclude entries with given post_id
-
-    Please note that on every cat_id or cat_url, you can add ?not to exclude
-    the category and ?sub to get subcategories.
-
-    @param    params        <b>array</b>        Parameters
-    @param    count_only    <b>boolean</b>        Only counts results
-    @return    <b>record</b>    A record with some more capabilities or the SQL request
-     */
-    public function getPosts($params = [], $count_only = false)
-    {
-        # --BEHAVIOR-- coreBlogBeforeGetPosts
-        $params = new ArrayObject($params);
-        $this->core->callBehavior('coreBlogBeforeGetPosts', $params);
-
-        if ($count_only) {
-            $strReq = 'SELECT count(DISTINCT P.post_id) ';
-        } elseif (!empty($params['sql_only'])) {
-            $strReq = 'SELECT P.post_id ';
-        } else {
-            if (!empty($params['no_content'])) {
-                $content_req = '';
-            } else {
-                $content_req =
-                    'post_excerpt, post_excerpt_xhtml, ' .
-                    'post_content, post_content_xhtml, post_notes, ';
-            }
-
-            if (!empty($params['columns']) && is_array($params['columns'])) {
-                $content_req .= implode(', ', $params['columns']) . ', ';
-            }
-
-            $strReq =
-                'SELECT P.post_id, P.blog_id, P.user_id, P.cat_id, post_dt, ' .
-                'post_tz, post_creadt, post_upddt, post_format, post_password, ' .
-                'post_url, post_lang, post_title, ' . $content_req .
-                'post_type, post_meta, ' .
-                'post_status, post_firstpub, post_selected, post_position, ' .
-                'post_open_comment, post_open_tb, nb_comment, nb_trackback, ' .
-                'U.user_name, U.user_firstname, U.user_displayname, U.user_email, ' .
-                'U.user_url, ' .
-                'C.cat_title, C.cat_url, C.cat_desc ';
-        }
-
-        $strReq .=
-        'FROM ' . $this->prefix . 'post P ' .
-        'INNER JOIN ' . $this->prefix . 'user U ON U.user_id = P.user_id ' .
-        'LEFT OUTER JOIN ' . $this->prefix . 'category C ON P.cat_id = C.cat_id ';
-
-        if (!empty($params['from'])) {
-            $strReq .= $params['from'] . ' ';
-        }
-
-        $strReq .=
-        "WHERE P.blog_id = '" . $this->con->escape($this->id) . "' ";
-
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .= 'AND ((post_status = 1 ';
-
-            if ($this->without_password) {
-                $strReq .= 'AND post_password IS NULL ';
-            }
-            $strReq .= ') ';
-
-            if ($this->core->auth->userID()) {
-                $strReq .= "OR P.user_id = '" . $this->con->escape($this->core->auth->userID()) . "')";
-            } else {
-                $strReq .= ') ';
-            }
-        }
-
-        #Adding parameters
-        if (isset($params['post_type'])) {
-            if (is_array($params['post_type']) || $params['post_type'] != '') {
-                $strReq .= 'AND post_type ' . $this->con->in($params['post_type']);
-            }
-        } else {
-            $strReq .= "AND post_type = 'post' ";
-        }
-
-        if (isset($params['post_id']) && $params['post_id'] !== '') {
-            if (is_array($params['post_id'])) {
-                array_walk($params['post_id'], function (&$v, $k) {if ($v !== null) {$v = (integer) $v;}});
-            } else {
-                $params['post_id'] = [(integer) $params['post_id']];
-            }
-            $strReq .= 'AND P.post_id ' . $this->con->in($params['post_id']);
-        }
-
-        if (isset($params['exclude_post_id']) && $params['exclude_post_id'] !== '') {
-            if (is_array($params['exclude_post_id'])) {
-                array_walk($params['exclude_post_id'], function (&$v, $k) {if ($v !== null) {$v = (integer) $v;}});
-            } else {
-                $params['exclude_post_id'] = [(integer) $params['exclude_post_id']];
-            }
-            $strReq .= 'AND P.post_id NOT ' . $this->con->in($params['exclude_post_id']);
-        }
-
-        if (isset($params['post_url']) && $params['post_url'] !== '') {
-            $strReq .= "AND post_url = '" . $this->con->escape($params['post_url']) . "' ";
-        }
-
-        if (!empty($params['user_id'])) {
-            $strReq .= "AND U.user_id = '" . $this->con->escape($params['user_id']) . "' ";
-        }
-
-        if (isset($params['cat_id']) && $params['cat_id'] !== '') {
-            if (!is_array($params['cat_id'])) {
-                $params['cat_id'] = [$params['cat_id']];
-            }
-            if (!empty($params['cat_id_not'])) {
-                array_walk($params['cat_id'], function (&$v, $k) {$v = $v . " ?not";});
-            }
-            $strReq .= 'AND ' . $this->getPostsCategoryFilter($params['cat_id'], 'cat_id') . ' ';
-        } elseif (isset($params['cat_url']) && $params['cat_url'] !== '') {
-            if (!is_array($params['cat_url'])) {
-                $params['cat_url'] = [$params['cat_url']];
-            }
-            if (!empty($params['cat_url_not'])) {
-                array_walk($params['cat_url'], function (&$v, $k) {$v = $v . " ?not";});
-            }
-            $strReq .= 'AND ' . $this->getPostsCategoryFilter($params['cat_url'], 'cat_url') . ' ';
-        }
-
-        /* Other filters */
-        if (isset($params['post_status'])) {
-            $strReq .= 'AND post_status = ' . (integer) $params['post_status'] . ' ';
-        }
-
-        if (isset($params['post_firstpub'])) {
-            $strReq .= 'AND post_firstpub = ' . (integer) $params['post_firstpub'] . ' ';
-        }
-
-        if (isset($params['post_selected'])) {
-            $strReq .= 'AND post_selected = ' . (integer) $params['post_selected'] . ' ';
-        }
-
-        if (!empty($params['post_year'])) {
-            $strReq .= 'AND ' . $this->con->dateFormat('post_dt', '%Y') . ' = ' .
-            "'" . sprintf('%04d', $params['post_year']) . "' ";
-        }
-
-        if (!empty($params['post_month'])) {
-            $strReq .= 'AND ' . $this->con->dateFormat('post_dt', '%m') . ' = ' .
-            "'" . sprintf('%02d', $params['post_month']) . "' ";
-        }
-
-        if (!empty($params['post_day'])) {
-            $strReq .= 'AND ' . $this->con->dateFormat('post_dt', '%d') . ' = ' .
-            "'" . sprintf('%02d', $params['post_day']) . "' ";
-        }
-
-        if (!empty($params['post_lang'])) {
-            $strReq .= "AND P.post_lang = '" . $this->con->escape($params['post_lang']) . "' ";
-        }
-
-        if (!empty($params['search'])) {
-            $words = text::splitWords($params['search']);
-
-            if (!empty($words)) {
-                # --BEHAVIOR-- corePostSearch
-                if ($this->core->hasBehavior('corePostSearch')) {
-                    $this->core->callBehavior('corePostSearch', $this->core, [&$words, &$strReq, &$params]);
-                }
-
-                if ($words) {
-                    foreach ($words as $i => $w) {
-                        $words[$i] = "post_words LIKE '%" . $this->con->escape($w) . "%'";
-                    }
-                    $strReq .= 'AND ' . implode(' AND ', $words) . ' ';
-                }
-            }
-        }
-
-        if (isset($params['media'])) {
-            if ($params['media'] == '0') {
-                $strReq .= 'AND NOT ';
-            } else {
-                $strReq .= 'AND ';
-            }
-            $strReq .= 'EXISTS (SELECT M.post_id FROM ' . $this->prefix . 'post_media M ' .
-                'WHERE M.post_id = P.post_id ';
-            if (isset($params['link_type'])) {
-                $strReq .= " AND M.link_type " . $this->con->in($params['link_type']) . " ";
-            }
-            $strReq .= ")";
-        }
-
-        if (!empty($params['where'])) {
-            $strReq .= $params['where'] . ' ';
-        }
-
-        if (!empty($params['sql'])) {
-            $strReq .= $params['sql'] . ' ';
-        }
-
-        if (!$count_only) {
-            if (!empty($params['order'])) {
-                $strReq .= 'ORDER BY ' . $this->con->escape($params['order']) . ' ';
-            } else {
-                $strReq .= 'ORDER BY post_dt DESC ';
-            }
-        }
-
-        if (!$count_only && !empty($params['limit'])) {
-            $strReq .= $this->con->limit($params['limit']);
-        }
-
-        if (!empty($params['sql_only'])) {
-            return $strReq;
-        }
-
-        $rs            = $this->con->select($strReq);
-        $rs->core      = $this->core;
-        $rs->_nb_media = [];
-        $rs->extend('rsExtPost');
-
-        # --BEHAVIOR-- coreBlogGetPosts
-        $this->core->callBehavior('coreBlogGetPosts', $rs);
-
-        # --BEHAVIOR-- coreBlogAfterGetPosts
-        $alt = new arrayObject(['rs' => null, 'params' => $params, 'count_only' => $count_only]);
-        $this->core->callBehavior('coreBlogAfterGetPosts', $rs, $alt);
-        if ($alt['rs'] instanceof record) {
-            $rs = $alt['rs'];
-        }
-
-        return $rs;
-    }
-
-    /**
-    Returns a record with post id, title and date for next or previous post
-    according to the post ID.
-    $dir could be 1 (next post) or -1 (previous post).
-
-    @param    post_id                <b>integer</b>        Post ID
-    @param    dir                    <b>integer</b>        Search direction
-    @param    restrict_to_category    <b>boolean</b>        Restrict to post with same category
-    @param    restrict_to_lang        <b>boolean</b>        Restrict to post with same lang
-    @return    record
-     */
-    public function getNextPost($post, $dir, $restrict_to_category = false, $restrict_to_lang = false)
-    {
-        $dt      = $post->post_dt;
-        $post_id = (integer) $post->post_id;
-
-        if ($dir > 0) {
-            $sign  = '>';
-            $order = 'ASC';
-        } else {
-            $sign  = '<';
-            $order = 'DESC';
-        }
-
-        $params['post_type'] = $post->post_type;
-        $params['limit']     = 1;
-        $params['order']     = 'post_dt ' . $order . ', P.post_id ' . $order;
-        $params['sql']       =
-        'AND ( ' .
-        "   (post_dt = '" . $this->con->escape($dt) . "' AND P.post_id " . $sign . " " . $post_id . ") " .
-        "   OR post_dt " . $sign . " '" . $this->con->escape($dt) . "' " .
-            ') ';
-
-        if ($restrict_to_category) {
-            $params['sql'] .= $post->cat_id ? 'AND P.cat_id = ' . (integer) $post->cat_id . ' ' : 'AND P.cat_id IS NULL ';
-        }
-
-        if ($restrict_to_lang) {
-            $params['sql'] .= $post->post_lang ? 'AND P.post_lang = \'' . $this->con->escape($post->post_lang) . '\' ' : 'AND P.post_lang IS NULL ';
-        }
-
-        $rs = $this->getPosts($params);
-
-        if ($rs->isEmpty()) {
-            return;
-        }
-
-        return $rs;
-    }
-
-    /**
-    Retrieves different languages and post count on blog, based on post_lang
-    field. <var>$params</var> is an array taking the following optionnal
-    parameters:
-
-    - post_type: Get only entries with given type (default "post", '' for no type)
-    - lang: retrieve post count for selected lang
-    - order: order statement (default post_lang DESC)
-
-    @param    params    <b>array</b>        Parameters
-    @return    record
-     */
-    public function getLangs($params = [])
-    {
-        $strReq = 'SELECT COUNT(post_id) as nb_post, post_lang ' .
-        'FROM ' . $this->prefix . 'post ' .
-        "WHERE blog_id = '" . $this->con->escape($this->id) . "' " .
-            "AND post_lang <> '' " .
-            "AND post_lang IS NOT NULL ";
-
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .= 'AND ((post_status = 1 ';
-
-            if ($this->without_password) {
-                $strReq .= 'AND post_password IS NULL ';
-            }
-            $strReq .= ') ';
-
-            if ($this->core->auth->userID()) {
-                $strReq .= "OR user_id = '" . $this->con->escape($this->core->auth->userID()) . "')";
-            } else {
-                $strReq .= ') ';
-            }
-        }
-
-        if (isset($params['post_type'])) {
-            if ($params['post_type'] != '') {
-                $strReq .= "AND post_type = '" . $this->con->escape($params['post_type']) . "' ";
-            }
-        } else {
-            $strReq .= "AND post_type = 'post' ";
-        }
-
-        if (isset($params['lang'])) {
-            $strReq .= "AND post_lang = '" . $this->con->escape($params['lang']) . "' ";
-        }
-
-        $strReq .= 'GROUP BY post_lang ';
-
-        $order = 'desc';
-        if (!empty($params['order']) && preg_match('/^(desc|asc)$/i', $params['order'])) {
-            $order = $params['order'];
-        }
-        $strReq .= 'ORDER BY post_lang ' . $order . ' ';
-
-        return $this->con->select($strReq);
-    }
-
-    /**
-    Returns a record with all distinct blog dates and post count.
-    <var>$params</var> is an array taking the following optionnal parameters:
-
-    - type: (day|month|year) Get days, months or years
-    - year: (integer) Get dates for given year
-    - month: (integer) Get dates for given month
-    - day: (integer) Get dates for given day
-    - cat_id: (integer) Category ID filter
-    - cat_url: Category URL filter
-    - post_lang: lang of the posts
-    - next: Get date following match
-    - previous: Get date before match
-    - order: Sort by date "ASC" or "DESC"
-
-    @param    params    <b>array</b>        Parameters array
-    @return    record
-     */
-    public function getDates($params = [])
-    {
-        $dt_f  = '%Y-%m-%d';
-        $dt_fc = '%Y%m%d';
-        if (isset($params['type'])) {
-            if ($params['type'] == 'year') {
-                $dt_f  = '%Y-01-01';
-                $dt_fc = '%Y0101';
-            } elseif ($params['type'] == 'month') {
-                $dt_f  = '%Y-%m-01';
-                $dt_fc = '%Y%m01';
-            }
-        }
-        $dt_f .= ' 00:00:00';
-        $dt_fc .= '000000';
-
-        $cat_field = $catReq = $limit = '';
-
-        if (isset($params['cat_id']) && $params['cat_id'] !== '') {
-            $catReq    = 'AND P.cat_id = ' . (integer) $params['cat_id'] . ' ';
-            $cat_field = ', C.cat_url ';
-        } elseif (isset($params['cat_url']) && $params['cat_url'] !== '') {
-            $catReq    = "AND C.cat_url = '" . $this->con->escape($params['cat_url']) . "' ";
-            $cat_field = ', C.cat_url ';
-        }
-        if (!empty($params['post_lang'])) {
-            $catReq = 'AND P.post_lang = \'' . $params['post_lang'] . '\' ';
-        }
-
-        $strReq = 'SELECT DISTINCT(' . $this->con->dateFormat('post_dt', $dt_f) . ') AS dt ' .
-        $cat_field .
-        ',COUNT(P.post_id) AS nb_post ' .
-        'FROM ' . $this->prefix . 'post P LEFT JOIN ' . $this->prefix . 'category C ' .
-        'ON P.cat_id = C.cat_id ' .
-        "WHERE P.blog_id = '" . $this->con->escape($this->id) . "' " .
-            $catReq;
-
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .= 'AND ((post_status = 1 ';
-
-            if ($this->without_password) {
-                $strReq .= 'AND post_password IS NULL ';
-            }
-            $strReq .= ') ';
-
-            if ($this->core->auth->userID()) {
-                $strReq .= "OR P.user_id = '" . $this->con->escape($this->core->auth->userID()) . "')";
-            } else {
-                $strReq .= ') ';
-            }
-        }
-
-        if (!empty($params['post_type'])) {
-            $strReq .= "AND post_type " . $this->con->in($params['post_type']) . " ";
-        } else {
-            $strReq .= "AND post_type = 'post' ";
-        }
-
-        if (!empty($params['year'])) {
-            $strReq .= 'AND ' . $this->con->dateFormat('post_dt', '%Y') . " = '" . sprintf('%04d', $params['year']) . "' ";
-        }
-
-        if (!empty($params['month'])) {
-            $strReq .= 'AND ' . $this->con->dateFormat('post_dt', '%m') . " = '" . sprintf('%02d', $params['month']) . "' ";
-        }
-
-        if (!empty($params['day'])) {
-            $strReq .= 'AND ' . $this->con->dateFormat('post_dt', '%d') . " = '" . sprintf('%02d', $params['day']) . "' ";
-        }
-
-        # Get next or previous date
-        if (!empty($params['next']) || !empty($params['previous'])) {
-            if (!empty($params['next'])) {
-                $pdir            = ' > ';
-                $params['order'] = 'asc';
-                $dt              = $params['next'];
-            } else {
-                $pdir            = ' < ';
-                $params['order'] = 'desc';
-                $dt              = $params['previous'];
-            }
-
-            $dt = date('YmdHis', strtotime($dt));
-
-            $strReq .= 'AND ' . $this->con->dateFormat('post_dt', $dt_fc) . $pdir . "'" . $dt . "' ";
-            $limit = $this->con->limit(1);
-        }
-
-        $strReq .= 'GROUP BY dt ' . $cat_field;
-
-        $order = 'desc';
-        if (!empty($params['order']) && preg_match('/^(desc|asc)$/i', $params['order'])) {
-            $order = $params['order'];
-        }
-
-        $strReq .=
-            'ORDER BY dt ' . $order . ' ' .
-            $limit;
-
-        $rs = $this->con->select($strReq);
-        $rs->extend('rsExtDates');
-        return $rs;
-    }
-
-    /**
-    Creates a new entry. Takes a cursor as input and returns the new entry
-    ID.
-
-    @param    cur        <b>cursor</b>        Post cursor
-    @return    <b>integer</b>        New post ID
-     */
-    public function addPost($cur)
-    {
-        if (!$this->core->auth->check('usage,contentadmin', $this->id)) {
-            throw new Exception(__('You are not allowed to create an entry'));
-        }
-
-        $this->con->writeLock($this->prefix . 'post');
-        try
-        {
-            # Get ID
-            $rs = $this->con->select(
-                'SELECT MAX(post_id) ' .
-                'FROM ' . $this->prefix . 'post '
-            );
-
-            $cur->post_id     = (integer) $rs->f(0) + 1;
-            $cur->blog_id     = (string) $this->id;
-            $cur->post_creadt = date('Y-m-d H:i:s');
-            $cur->post_upddt  = date('Y-m-d H:i:s');
-            $cur->post_tz     = $this->core->auth->getInfo('user_tz');
-
-            # Post excerpt and content
-            $this->getPostContent($cur, $cur->post_id);
-
-            $this->getPostCursor($cur);
-
-            $cur->post_url = $this->getPostURL($cur->post_url, $cur->post_dt, $cur->post_title, $cur->post_id);
-
-            if (!$this->core->auth->check('publish,contentadmin', $this->id)) {
-                $cur->post_status = -2;
-            }
-
-            # --BEHAVIOR-- coreBeforePostCreate
-            $this->core->callBehavior('coreBeforePostCreate', $this, $cur);
-
-            $cur->insert();
-            $this->con->unlock();
-        } catch (Exception $e) {
-            $this->con->unlock();
-            throw $e;
-        }
-
-        # --BEHAVIOR-- coreAfterPostCreate
-        $this->core->callBehavior('coreAfterPostCreate', $this, $cur);
-
-        $this->triggerBlog();
-
-        $this->firstPublicationEntries($cur->post_id);
-
-        return $cur->post_id;
-    }
-
-    /**
-    Updates an existing post.
-
-    @param    id        <b>integer</b>        Post ID
-    @param    cur        <b>cursor</b>        Post cursor
-     */
-    public function updPost($id, $cur)
-    {
-        if (!$this->core->auth->check('usage,contentadmin', $this->id)) {
-            throw new Exception(__('You are not allowed to update entries'));
-        }
-
-        $id = (integer) $id;
-
-        if (empty($id)) {
-            throw new Exception(__('No such entry ID'));
-        }
-
-        # Post excerpt and content
-        $this->getPostContent($cur, $id);
-
-        $this->getPostCursor($cur);
-
-        if ($cur->post_url !== null) {
-            $cur->post_url = $this->getPostURL($cur->post_url, $cur->post_dt, $cur->post_title, $id);
-        }
-
-        if (!$this->core->auth->check('publish,contentadmin', $this->id)) {
-            $cur->unsetField('post_status');
-        }
-
-        $cur->post_upddt = date('Y-m-d H:i:s');
-
-        #If user is only "usage", we need to check the post's owner
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq = 'SELECT post_id ' .
-            'FROM ' . $this->prefix . 'post ' .
-            'WHERE post_id = ' . $id . ' ' .
-            "AND user_id = '" . $this->con->escape($this->core->auth->userID()) . "' ";
-
-            $rs = $this->con->select($strReq);
-
-            if ($rs->isEmpty()) {
-                throw new Exception(__('You are not allowed to edit this entry'));
-            }
-        }
-
-        # --BEHAVIOR-- coreBeforePostUpdate
-        $this->core->callBehavior('coreBeforePostUpdate', $this, $cur);
-
-        $cur->update('WHERE post_id = ' . $id . ' ');
-
-        # --BEHAVIOR-- coreAfterPostUpdate
-        $this->core->callBehavior('coreAfterPostUpdate', $this, $cur);
-
-        $this->triggerBlog();
-
-        $this->firstPublicationEntries($id);
-    }
-
-    /**
-    Updates post status.
-
-    @param    id        <b>integer</b>        Post ID
-    @param    status    <b>integer</b>        Post status
-     */
-    public function updPostStatus($id, $status)
-    {
-        $this->updPostsStatus($id, $status);
-    }
-
-    /**
-    Updates posts status.
-
-    @param    ids        <b>mixed</b>        Post(s) ID(s)
-    @param    status    <b>integer</b>        Post status
-     */
-    public function updPostsStatus($ids, $status)
-    {
-        if (!$this->core->auth->check('publish,contentadmin', $this->id)) {
-            throw new Exception(__('You are not allowed to change this entry status'));
-        }
-
-        $posts_ids = dcUtils::cleanIds($ids);
-        $status    = (integer) $status;
-
-        $strReq = "WHERE blog_id = '" . $this->con->escape($this->id) . "' " .
-        "AND post_id " . $this->con->in($posts_ids);
-
-        #If user can only publish, we need to check the post's owner
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .= "AND user_id = '" . $this->con->escape($this->core->auth->userID()) . "' ";
-        }
-
-        $cur = $this->con->openCursor($this->prefix . 'post');
-
-        $cur->post_status = $status;
-        $cur->post_upddt  = date('Y-m-d H:i:s');
-
-        $cur->update($strReq);
-        $this->triggerBlog();
-
-        $this->firstPublicationEntries($posts_ids);
-    }
-
-    /**
-    Updates post selection.
-
-    @param    id        <b>integer</b>        Post ID
-    @param    selected    <b>integer</b>        Is selected post
-     */
-    public function updPostSelected($id, $selected)
-    {
-        $this->updPostsSelected($id, $selected);
-    }
-
-    /**
-    Updates posts selection.
-
-    @param    ids        <b>mixed</b>        Post(s) ID(s)
-    @param    selected    <b>integer</b>        Is selected post(s)
-     */
-    public function updPostsSelected($ids, $selected)
-    {
-        if (!$this->core->auth->check('usage,contentadmin', $this->id)) {
-            throw new Exception(__('You are not allowed to change this entry category'));
-        }
-
-        $posts_ids = dcUtils::cleanIds($ids);
-        $selected  = (boolean) $selected;
-
-        $strReq = "WHERE blog_id = '" . $this->con->escape($this->id) . "' " .
-        "AND post_id " . $this->con->in($posts_ids);
-
-        # If user is only usage, we need to check the post's owner
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .= "AND user_id = '" . $this->con->escape($this->core->auth->userID()) . "' ";
-        }
-
-        $cur = $this->con->openCursor($this->prefix . 'post');
-
-        $cur->post_selected = (integer) $selected;
-        $cur->post_upddt    = date('Y-m-d H:i:s');
-
-        $cur->update($strReq);
-        $this->triggerBlog();
-    }
-
-    /**
-    Updates post category. <var>$cat_id</var> can be null.
-
-    @param    id        <b>integer</b>        Post ID
-    @param    cat_id    <b>integer</b>        Category ID
-     */
-    public function updPostCategory($id, $cat_id)
-    {
-        $this->updPostsCategory($id, $cat_id);
-    }
-
-    /**
-    Updates posts category. <var>$cat_id</var> can be null.
-
-    @param    ids        <b>mixed</b>        Post(s) ID(s)
-    @param    cat_id    <b>integer</b>        Category ID
-     */
-    public function updPostsCategory($ids, $cat_id)
-    {
-        if (!$this->core->auth->check('usage,contentadmin', $this->id)) {
-            throw new Exception(__('You are not allowed to change this entry category'));
-        }
-
-        $posts_ids = dcUtils::cleanIds($ids);
-        $cat_id    = (integer) $cat_id;
-
-        $strReq = "WHERE blog_id = '" . $this->con->escape($this->id) . "' " .
-        "AND post_id " . $this->con->in($posts_ids);
-
-        # If user is only usage, we need to check the post's owner
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .= "AND user_id = '" . $this->con->escape($this->core->auth->userID()) . "' ";
-        }
-
-        $cur = $this->con->openCursor($this->prefix . 'post');
-
-        $cur->cat_id     = ($cat_id ?: null);
-        $cur->post_upddt = date('Y-m-d H:i:s');
-
-        $cur->update($strReq);
-        $this->triggerBlog();
-    }
-
-    /**
-    Updates posts category. <var>$new_cat_id</var> can be null.
-
-    @param    old_cat_id    <b>integer</b>        Old category ID
-    @param    new_cat_id    <b>integer</b>        New category ID
-     */
-    public function changePostsCategory($old_cat_id, $new_cat_id)
-    {
-        if (!$this->core->auth->check('contentadmin,categories', $this->id)) {
-            throw new Exception(__('You are not allowed to change entries category'));
-        }
-
-        $old_cat_id = (integer) $old_cat_id;
-        $new_cat_id = (integer) $new_cat_id;
-
-        $cur = $this->con->openCursor($this->prefix . 'post');
-
-        $cur->cat_id     = ($new_cat_id ?: null);
-        $cur->post_upddt = date('Y-m-d H:i:s');
-
-        $cur->update(
-            'WHERE cat_id = ' . $old_cat_id . ' ' .
-            "AND blog_id = '" . $this->con->escape($this->id) . "' "
-        );
-        $this->triggerBlog();
-    }
-
-    /**
-    Deletes a post.
-
-    @param    id        <b>integer</b>        Post ID
-     */
-    public function delPost($id)
-    {
-        $this->delPosts($id);
-    }
-
-    /**
-    Deletes multiple posts.
-
-    @param    ids        <b>mixed</b>        Post(s) ID(s)
-     */
-    public function delPosts($ids)
-    {
-        if (!$this->core->auth->check('delete,contentadmin', $this->id)) {
-            throw new Exception(__('You are not allowed to delete entries'));
-        }
-
-        $posts_ids = dcUtils::cleanIds($ids);
-
-        if (empty($posts_ids)) {
-            throw new Exception(__('No such entry ID'));
-        }
-
-        $strReq = 'DELETE FROM ' . $this->prefix . 'post ' .
-        "WHERE blog_id = '" . $this->con->escape($this->id) . "' " .
-        "AND post_id " . $this->con->in($posts_ids);
-
-        #If user can only delete, we need to check the post's owner
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .= "AND user_id = '" . $this->con->escape($this->core->auth->userID()) . "' ";
-        }
-
-        $this->con->execute($strReq);
-        $this->triggerBlog();
-    }
-
-    /**
-    Publishes all entries flaged as "scheduled".
-     */
-    public function publishScheduledEntries()
-    {
-        $strReq = 'SELECT post_id, post_dt, post_tz ' .
-        'FROM ' . $this->prefix . 'post ' .
-        'WHERE post_status = -1 ' .
-        "AND blog_id = '" . $this->con->escape($this->id) . "' ";
-
-        $rs = $this->con->select($strReq);
-
-        $now       = dt::toUTC(time());
-        $to_change = new ArrayObject();
-
-        if ($rs->isEmpty()) {
-            return;
-        }
-
-        while ($rs->fetch()) {
-            # Now timestamp with post timezone
-            $now_tz = $now + dt::getTimeOffset($rs->post_tz, $now);
-
-            # Post timestamp
-            $post_ts = strtotime($rs->post_dt);
-
-            # If now_tz >= post_ts, we publish the entry
-            if ($now_tz >= $post_ts) {
-                $to_change[] = (integer) $rs->post_id;
-            }
-        }
-        if (count($to_change)) {
-            # --BEHAVIOR-- coreBeforeScheduledEntriesPublish
-            $this->core->callBehavior('coreBeforeScheduledEntriesPublish', $this, $to_change);
-
-            $strReq =
-            'UPDATE ' . $this->prefix . 'post SET ' .
-            'post_status = 1 ' .
-            "WHERE blog_id = '" . $this->con->escape($this->id) . "' " .
-            'AND post_id ' . $this->con->in((array) $to_change) . ' ';
-            $this->con->execute($strReq);
-            $this->triggerBlog();
-
-            # --BEHAVIOR-- coreAfterScheduledEntriesPublish
-            $this->core->callBehavior('coreAfterScheduledEntriesPublish', $this, $to_change);
-
-            $this->firstPublicationEntries($to_change);
-        }
-    }
-
-    /**
-    First publication mecanism (on post create, update, publish, status)
-
-    @param    ids        <b>mixed</b>        Post(s) ID(s)
-     */
-    public function firstPublicationEntries($ids)
-    {
-        $posts = $this->getPosts([
-            'post_id'       => dcUtils::cleanIds($ids),
-            'post_status'   => 1,
-            'post_firstpub' => 0
-        ]);
-
-        $to_change = [];
-        while ($posts->fetch()) {
-
-            $to_change[] = $posts->post_id;
-        }
-
-        if (count($to_change)) {
-
-            $strReq =
-            'UPDATE ' . $this->prefix . 'post ' .
-            'SET post_firstpub = 1 ' .
-            "WHERE blog_id = '" . $this->con->escape($this->id) . "' " .
-            'AND post_id ' . $this->con->in((array) $to_change) . ' ';
-            $this->con->execute($strReq);
-
-            # --BEHAVIOR-- coreFirstPublicationEntries
-            $this->core->callBehavior('coreFirstPublicationEntries', $this, $to_change);
-        }
-    }
-
-    /**
-    Retrieves all users having posts on current blog.
-
-    @param    post_type        <b>string</b>        post_type filter (post)
-    @return    record
-     */
-    public function getPostsUsers($post_type = 'post')
-    {
-        $strReq = 'SELECT P.user_id, user_name, user_firstname, ' .
-        'user_displayname, user_email ' .
-        'FROM ' . $this->prefix . 'post P, ' . $this->prefix . 'user U ' .
-        'WHERE P.user_id = U.user_id ' .
-        "AND blog_id = '" . $this->con->escape($this->id) . "' ";
-
-        if ($post_type) {
-            $strReq .= "AND post_type = '" . $this->con->escape($post_type) . "' ";
-        }
-
-        $strReq .= 'GROUP BY P.user_id, user_name, user_firstname, user_displayname, user_email ';
-
-        return $this->con->select($strReq);
-    }
-
-    private function getPostsCategoryFilter($arr, $field = 'cat_id')
-    {
-        $field = $field == 'cat_id' ? 'cat_id' : 'cat_url';
-
-        $sub     = [];
-        $not     = [];
-        $queries = [];
-
-        foreach ($arr as $v) {
-            $v    = trim($v);
-            $args = preg_split('/\s*[?]\s*/', $v, -1, PREG_SPLIT_NO_EMPTY);
-            $id   = array_shift($args);
-            $args = array_flip($args);
-
-            if (isset($args['not'])) {$not[$id] = 1;}
-            if (isset($args['sub'])) {$sub[$id] = 1;}
-            if ($field == 'cat_id') {
-                if (preg_match('/^null$/i', $id)) {
-                    $queries[$id] = 'P.cat_id IS NULL';
-                } else {
-                    $queries[$id] = 'P.cat_id = ' . (integer) $id;
-                }
-            } else {
-                $queries[$id] = "C.cat_url = '" . $this->con->escape($id) . "' ";
-            }
-        }
-
-        if (!empty($sub)) {
-            $rs = $this->con->select(
-                'SELECT cat_id, cat_url, cat_lft, cat_rgt FROM ' . $this->prefix . 'category ' .
-                "WHERE blog_id = '" . $this->con->escape($this->id) . "' " .
-                'AND ' . $field . ' ' . $this->con->in(array_keys($sub))
-            );
-
-            while ($rs->fetch()) {
-                $queries[$rs->f($field)] = '(C.cat_lft BETWEEN ' . $rs->cat_lft . ' AND ' . $rs->cat_rgt . ')';
-            }
-        }
-
-        # Create queries
-        $sql = [
-            0 => [], # wanted categories
-            1 => [] # excluded categories
-        ];
-
-        foreach ($queries as $id => $q) {
-            $sql[(integer) isset($not[$id])][] = $q;
-        }
-
-        $sql[0] = implode(' OR ', $sql[0]);
-        $sql[1] = implode(' OR ', $sql[1]);
-
-        if ($sql[0]) {
-            $sql[0] = '(' . $sql[0] . ')';
-        } else {
-            unset($sql[0]);
-        }
-
-        if ($sql[1]) {
-            $sql[1] = '(P.cat_id IS NULL OR NOT(' . $sql[1] . '))';
-        } else {
-            unset($sql[1]);
-        }
-
-        return implode(' AND ', $sql);
-    }
-
-    private function getPostCursor($cur, $post_id = null)
-    {
-        if ($cur->post_title == '') {
-            throw new Exception(__('No entry title'));
-        }
-
-        if ($cur->post_content == '') {
-            throw new Exception(__('No entry content'));
-        }
-
-        if ($cur->post_password === '') {
-            $cur->post_password = null;
-        }
-
-        if ($cur->post_dt == '') {
-            $offset       = dt::getTimeOffset($this->core->auth->getInfo('user_tz'));
-            $now          = time() + $offset;
-            $cur->post_dt = date('Y-m-d H:i:00', $now);
-        }
-
-        $post_id = is_int($post_id) ? $post_id : $cur->post_id;
-
-        if ($cur->post_content_xhtml == '') {
-            throw new Exception(__('No entry content'));
-        }
-
-        # Words list
-        if ($cur->post_title !== null && $cur->post_excerpt_xhtml !== null
-            && $cur->post_content_xhtml !== null) {
-            $words =
-            $cur->post_title . ' ' .
-            $cur->post_excerpt_xhtml . ' ' .
-            $cur->post_content_xhtml;
-
-            $cur->post_words = implode(' ', text::splitWords($words));
-        }
-
-        if ($cur->isField('post_firstpub')) {
-            $cur->unsetField('post_firstpub');
-        }
-    }
-
-    private function getPostContent($cur, $post_id)
-    {
-        $post_excerpt       = $cur->post_excerpt;
-        $post_excerpt_xhtml = $cur->post_excerpt_xhtml;
-        $post_content       = $cur->post_content;
-        $post_content_xhtml = $cur->post_content_xhtml;
-
-        $this->setPostContent(
-            $post_id, $cur->post_format, $cur->post_lang,
-            $post_excerpt, $post_excerpt_xhtml,
-            $post_content, $post_content_xhtml
-        );
-
-        $cur->post_excerpt       = $post_excerpt;
-        $cur->post_excerpt_xhtml = $post_excerpt_xhtml;
-        $cur->post_content       = $post_content;
-        $cur->post_content_xhtml = $post_content_xhtml;
-    }
-
-    /**
-    Creates post HTML content, taking format and lang into account.
-
-    @param        post_id        <b>integer</b>        Post ID
-    @param        format        <b>string</b>        Post format
-    @param        lang            <b>string</b>        Post lang
-    @param        excerpt        <b>string</b>        Post excerpt
-    @param[out]    excerpt_xhtml    <b>string</b>        Post excerpt HTML
-    @param        content        <b>string</b>        Post content
-    @param[out]    content_xhtml    <b>string</b>        Post content HTML
-     */
-    public function setPostContent($post_id, $format, $lang, &$excerpt, &$excerpt_xhtml, &$content, &$content_xhtml)
-    {
-        if ($format == 'wiki') {
-            $this->core->initWikiPost();
-            $this->core->wiki2xhtml->setOpt('note_prefix', 'pnote-' . $post_id);
-            switch ($this->settings->system->note_title_tag) {
-                case 1:
-                    $tag = 'h3';
-                    break;
-                case 2:
-                    $tag = 'p';
-                    break;
-                default:
-                    $tag = 'h4';
-                    break;
-            }
-            $this->core->wiki2xhtml->setOpt('note_str', '<div class="footnotes"><' . $tag . ' class="footnotes-title">' .
-                __('Notes') . '</' . $tag . '>%s</div>');
-            $this->core->wiki2xhtml->setOpt('note_str_single', '<div class="footnotes"><' . $tag . ' class="footnotes-title">' .
-                __('Note') . '</' . $tag . '>%s</div>');
-            if (strpos($lang, 'fr') === 0) {
-                $this->core->wiki2xhtml->setOpt('active_fr_syntax', 1);
-            }
-        }
-
-        if ($excerpt) {
-            $excerpt_xhtml = $this->core->callFormater($format, $excerpt);
-            $excerpt_xhtml = $this->core->HTMLfilter($excerpt_xhtml);
-        } else {
-            $excerpt_xhtml = '';
-        }
-
-        if ($content) {
-            $content_xhtml = $this->core->callFormater($format, $content);
-            $content_xhtml = $this->core->HTMLfilter($content_xhtml);
-        } else {
-            $content_xhtml = '';
-        }
-
-        # --BEHAVIOR-- coreAfterPostContentFormat
-        $this->core->callBehavior('coreAfterPostContentFormat', [
-            'excerpt'       => &$excerpt,
-            'content'       => &$content,
-            'excerpt_xhtml' => &$excerpt_xhtml,
-            'content_xhtml' => &$content_xhtml
-        ]);
-    }
-
-    /**
-    Returns URL for a post according to blog setting <var>post_url_format</var>.
-    It will try to guess URL and append some figures if needed.
-
-    @param    url            <b>string</b>        Origin URL, could be empty
-    @param    post_dt        <b>string</b>        Post date (in YYYY-MM-DD HH:mm:ss)
-    @param    post_title    <b>string</b>        Post title
-    @param    post_id        <b>integer</b>        Post ID
-    @return    <b>string</b>    result URL
-     */
-    public function getPostURL($url, $post_dt, $post_title, $post_id)
-    {
-        $url = trim($url);
-
-        $url_patterns = [
-            '{y}'  => date('Y', strtotime($post_dt)),
-            '{m}'  => date('m', strtotime($post_dt)),
-            '{d}'  => date('d', strtotime($post_dt)),
-            '{t}'  => text::tidyURL($post_title),
-            '{id}' => (integer) $post_id
-        ];
-
-        # If URL is empty, we create a new one
-        if ($url == '') {
-            # Transform with format
-            $url = str_replace(
-                array_keys($url_patterns),
-                array_values($url_patterns),
-                $this->settings->system->post_url_format
-            );
-        } else {
-            $url = text::tidyURL($url);
-        }
-
-        # Let's check if URL is taken...
-        $strReq = 'SELECT post_url FROM ' . $this->prefix . 'post ' .
-        "WHERE post_url = '" . $this->con->escape($url) . "' " .
-        'AND post_id <> ' . (integer) $post_id . ' ' .
-        "AND blog_id = '" . $this->con->escape($this->id) . "' " .
-            'ORDER BY post_url DESC';
-
-        $rs = $this->con->select($strReq);
-
-        if (!$rs->isEmpty()) {
-            if ($this->con->driver() == 'mysql' || $this->con->driver() == 'mysqli' || $this->con->driver() == 'mysqlimb4') {
-                $clause = "REGEXP '^" . $this->con->escape(preg_quote($url)) . "[0-9]+$'";
-            } elseif ($this->con->driver() == 'pgsql') {
-                $clause = "~ '^" . $this->con->escape(preg_quote($url)) . "[0-9]+$'";
-            } else {
-                $clause = "LIKE '" .
-                $this->con->escape(preg_replace(['%', '_', '!'], ['!%', '!_', '!!'], $url)) .
-                    "%' ESCAPE '!'";
-            }
-            $strReq = 'SELECT post_url FROM ' . $this->prefix . 'post ' .
-            "WHERE post_url " . $clause . ' ' .
-            'AND post_id <> ' . (integer) $post_id . ' ' .
-            "AND blog_id = '" . $this->con->escape($this->id) . "' " .
-                'ORDER BY post_url DESC ';
-
-            $rs = $this->con->select($strReq);
-            $a  = [];
-            while ($rs->fetch()) {
-                $a[] = $rs->post_url;
-            }
-
-            natsort($a);
-            $t_url = end($a);
-
-            if (preg_match('/(.*?)([0-9]+)$/', $t_url, $m)) {
-                $i   = (integer) $m[2];
-                $url = $m[1];
-            } else {
-                $i = 1;
-            }
-
-            return $url . ($i + 1);
-        }
-
-        # URL is empty?
-        if ($url == '') {
-            throw new Exception(__('Empty entry URL'));
-        }
-
-        return $url;
-    }
-    //@}
-
-    /// @name Comments management methods
-    //@{
-    /**
-    Retrieves comments. <b>$params</b> is an array taking the following
-    optionnal parameters:
-
-    - no_content: Don't retrieve comment content
-    - post_type: Get only entries with given type (default no type, array for many types)
-    - post_id: (integer) Get comments belonging to given post_id
-    - cat_id: (integer or array) Get comments belonging to entries of given category ID
-    - comment_id: (integer or array) Get comment with given ID (or IDs)
-    - comment_site: (string) Get comments with given comment_site
-    - comment_status: (integer) Get comments with given comment_status
-    - comment_trackback: (integer) Get only comments (0) or trackbacks (1)
-    - comment_ip: (string) Get comments with given IP address
-    - post_url: Get entry with given post_url field
-    - user_id: (integer) Get entries belonging to given user ID
-    - q_author: Search comments by author
-    - sql: Append SQL string at the end of the query
-    - from: Append SQL string after "FROM" statement in query
-    - order: Order of results (default "ORDER BY comment_dt DES")
-    - limit: Limit parameter
-    - sql_only : return the sql request instead of results. Only ids are selected
-
-    @param    params        <b>array</b>        Parameters
-    @param    count_only    <b>boolean</b>        Only counts results
-    @return    <b>record</b>    A record with some more capabilities
-     */
-    public function getComments($params = [], $count_only = false)
-    {
-        if ($count_only) {
-            $strReq = 'SELECT count(comment_id) ';
-        } elseif (!empty($params['sql_only'])) {
-            $strReq = 'SELECT P.post_id ';
-        } else {
-            if (!empty($params['no_content'])) {
-                $content_req = '';
-            } else {
-                $content_req = 'comment_content, ';
-            }
-
-            if (!empty($params['columns']) && is_array($params['columns'])) {
-                $content_req .= implode(', ', $params['columns']) . ', ';
-            }
-
-            $strReq =
-                'SELECT C.comment_id, comment_dt, comment_tz, comment_upddt, ' .
-                'comment_author, comment_email, comment_site, ' .
-                $content_req . ' comment_trackback, comment_status, ' .
-                'comment_spam_status, comment_spam_filter, comment_ip, ' .
-                'P.post_title, P.post_url, P.post_id, P.post_password, P.post_type, ' .
-                'P.post_dt, P.user_id, U.user_email, U.user_url ';
-        }
-
-        $strReq .=
-        'FROM ' . $this->prefix . 'comment C ' .
-        'INNER JOIN ' . $this->prefix . 'post P ON C.post_id = P.post_id ' .
-        'INNER JOIN ' . $this->prefix . 'user U ON P.user_id = U.user_id ';
-
-        if (!empty($params['from'])) {
-            $strReq .= $params['from'] . ' ';
-        }
-
-        $strReq .=
-        "WHERE P.blog_id = '" . $this->con->escape($this->id) . "' ";
-
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .= 'AND ((comment_status = 1 AND P.post_status = 1 ';
-
-            if ($this->without_password) {
-                $strReq .= 'AND post_password IS NULL ';
-            }
-            $strReq .= ') ';
-
-            if ($this->core->auth->userID()) {
-                $strReq .= "OR P.user_id = '" . $this->con->escape($this->core->auth->userID()) . "')";
-            } else {
-                $strReq .= ') ';
-            }
-        }
-
-        if (!empty($params['post_type'])) {
-            $strReq .= 'AND post_type ' . $this->con->in($params['post_type']);
-        }
-
-        if (isset($params['post_id']) && $params['post_id'] !== '') {
-            $strReq .= 'AND P.post_id = ' . (integer) $params['post_id'] . ' ';
-        }
-
-        if (isset($params['cat_id']) && $params['cat_id'] !== '') {
-            $strReq .= 'AND P.cat_id = ' . (integer) $params['cat_id'] . ' ';
-        }
-
-        if (isset($params['comment_id']) && $params['comment_id'] !== '') {
-            if (is_array($params['comment_id'])) {
-                array_walk($params['comment_id'], function (&$v, $k) {if ($v !== null) {$v = (integer) $v;}});
-            } else {
-                $params['comment_id'] = [(integer) $params['comment_id']];
-            }
-            $strReq .= 'AND comment_id ' . $this->con->in($params['comment_id']);
-        }
-
-        if (isset($params['comment_email'])) {
-            $comment_email = $this->con->escape(str_replace('*', '%', $params['comment_email']));
-            $strReq .= "AND comment_email LIKE '" . $comment_email . "' ";
-        }
-
-        if (isset($params['comment_site'])) {
-            $comment_site = $this->con->escape(str_replace('*', '%', $params['comment_site']));
-            $strReq .= "AND comment_site LIKE '" . $comment_site . "' ";
-        }
-
-        if (isset($params['comment_status'])) {
-            $strReq .= 'AND comment_status = ' . (integer) $params['comment_status'] . ' ';
-        }
-
-        if (!empty($params['comment_status_not'])) {
-            $strReq .= 'AND comment_status <> ' . (integer) $params['comment_status_not'] . ' ';
-        }
-
-        if (isset($params['comment_trackback'])) {
-            $strReq .= 'AND comment_trackback = ' . (integer) (boolean) $params['comment_trackback'] . ' ';
-        }
-
-        if (isset($params['comment_ip'])) {
-            $comment_ip = $this->con->escape(str_replace('*', '%', $params['comment_ip']));
-            $strReq .= "AND comment_ip LIKE '" . $comment_ip . "' ";
-        }
-
-        if (isset($params['q_author'])) {
-            $q_author = $this->con->escape(str_replace('*', '%', strtolower($params['q_author'])));
-            $strReq .= "AND LOWER(comment_author) LIKE '" . $q_author . "' ";
-        }
-
-        if (!empty($params['search'])) {
-            $words = text::splitWords($params['search']);
-
-            if (!empty($words)) {
-                # --BEHAVIOR coreCommentSearch
-                if ($this->core->hasBehavior('coreCommentSearch')) {
-                    $this->core->callBehavior('coreCommentSearch', $this->core, [&$words, &$strReq, &$params]);
-                }
-
-                if ($words) {
-                    foreach ($words as $i => $w) {
-                        $words[$i] = "comment_words LIKE '%" . $this->con->escape($w) . "%'";
-                    }
-                    $strReq .= 'AND ' . implode(' AND ', $words) . ' ';
-                }
-            }
-        }
-
-        if (!empty($params['sql'])) {
-            $strReq .= $params['sql'] . ' ';
-        }
-
-        if (!$count_only) {
-            if (!empty($params['order'])) {
-                $strReq .= 'ORDER BY ' . $this->con->escape($params['order']) . ' ';
-            } else {
-                $strReq .= 'ORDER BY comment_dt DESC ';
-            }
-        }
-
-        if (!$count_only && !empty($params['limit'])) {
-            $strReq .= $this->con->limit($params['limit']);
-        }
-
-        if (!empty($params['sql_only'])) {
-            return $strReq;
-        }
-
-        $rs       = $this->con->select($strReq);
-        $rs->core = $this->core;
-        $rs->extend('rsExtComment');
-
-        # --BEHAVIOR-- coreBlogGetComments
-        $this->core->callBehavior('coreBlogGetComments', $rs);
-
-        return $rs;
-    }
-
-    /**
-    Creates a new comment. Takes a cursor as input and returns the new comment
-    ID.
-
-    @param    cur        <b>cursor</b>        Comment cursor
-    @return    <b>integer</b>        New comment ID
-     */
-    public function addComment($cur)
-    {
-        $this->con->writeLock($this->prefix . 'comment');
-        try
-        {
-            # Get ID
-            $rs = $this->con->select(
-                'SELECT MAX(comment_id) ' .
-                'FROM ' . $this->prefix . 'comment '
-            );
-
-            $cur->comment_id    = (integer) $rs->f(0) + 1;
-            $cur->comment_upddt = date('Y-m-d H:i:s');
-
-            $offset          = dt::getTimeOffset($this->settings->system->blog_timezone);
-            $cur->comment_dt = date('Y-m-d H:i:s', time() + $offset);
-            $cur->comment_tz = $this->settings->system->blog_timezone;
-
-            $this->getCommentCursor($cur);
-
-            if ($cur->comment_ip === null) {
-                $cur->comment_ip = http::realIP();
-            }
-
-            # --BEHAVIOR-- coreBeforeCommentCreate
-            $this->core->callBehavior('coreBeforeCommentCreate', $this, $cur);
-
-            $cur->insert();
-            $this->con->unlock();
-        } catch (Exception $e) {
-            $this->con->unlock();
-            throw $e;
-        }
-
-        # --BEHAVIOR-- coreAfterCommentCreate
-        $this->core->callBehavior('coreAfterCommentCreate', $this, $cur);
-
-        $this->triggerComment($cur->comment_id);
-        if ($cur->comment_status != -2) {
-            $this->triggerBlog();
-        }
-        return $cur->comment_id;
-    }
-
-    /**
-    Updates an existing comment.
-
-    @param    id        <b>integer</b>        Comment ID
-    @param    cur        <b>cursor</b>        Comment cursor
-     */
-    public function updComment($id, $cur)
-    {
-        if (!$this->core->auth->check('usage,contentadmin', $this->id)) {
-            throw new Exception(__('You are not allowed to update comments'));
-        }
-
-        $id = (integer) $id;
-
-        if (empty($id)) {
-            throw new Exception(__('No such comment ID'));
-        }
-
-        $rs = $this->getComments(['comment_id' => $id]);
-
-        if ($rs->isEmpty()) {
-            throw new Exception(__('No such comment ID'));
-        }
-
-        #If user is only usage, we need to check the post's owner
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            if ($rs->user_id != $this->core->auth->userID()) {
-                throw new Exception(__('You are not allowed to update this comment'));
-            }
-        }
-
-        $this->getCommentCursor($cur);
-
-        $cur->comment_upddt = date('Y-m-d H:i:s');
-
-        if (!$this->core->auth->check('publish,contentadmin', $this->id)) {
-            $cur->unsetField('comment_status');
-        }
-
-        # --BEHAVIOR-- coreBeforeCommentUpdate
-        $this->core->callBehavior('coreBeforeCommentUpdate', $this, $cur, $rs);
-
-        $cur->update('WHERE comment_id = ' . $id . ' ');
-
-        # --BEHAVIOR-- coreAfterCommentUpdate
-        $this->core->callBehavior('coreAfterCommentUpdate', $this, $cur, $rs);
-
-        $this->triggerComment($id);
-        $this->triggerBlog();
-    }
-
-    /**
-    Updates comment status.
-
-    @param    id        <b>integer</b>        Comment ID
-    @param    status    <b>integer</b>        Comment status
-     */
-    public function updCommentStatus($id, $status)
-    {
-        $this->updCommentsStatus($id, $status);
-    }
-
-    /**
-    Updates comments status.
-
-    @param    ids        <b>mixed</b>        Comment(s) ID(s)
-    @param    status    <b>integer</b>        Comment status
-     */
-    public function updCommentsStatus($ids, $status)
-    {
-        if (!$this->core->auth->check('publish,contentadmin', $this->id)) {
-            throw new Exception(__("You are not allowed to change this comment's status"));
-        }
-
-        $co_ids = dcUtils::cleanIds($ids);
-        $status = (integer) $status;
-
-        $strReq =
-        'UPDATE ' . $this->prefix . 'comment ' .
-            'SET comment_status = ' . $status . ' ';
-        $strReq .=
-        'WHERE comment_id' . $this->con->in($co_ids) .
-        'AND post_id in (SELECT tp.post_id ' .
-        'FROM ' . $this->prefix . 'post tp ' .
-        "WHERE tp.blog_id = '" . $this->con->escape($this->id) . "' ";
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .=
-            "AND user_id = '" . $this->con->escape($this->core->auth->userID()) . "' ";
-        }
-        $strReq .= ')';
-        $this->con->execute($strReq);
-        $this->triggerComments($co_ids);
-        $this->triggerBlog();
-    }
-
-    /**
-    Delete a comment
-
-    @param    id        <b>integer</b>        Comment ID
-     */
-    public function delComment($id)
-    {
-        $this->delComments($id);
-    }
-
-    /**
-    Delete comments
-
-    @param    ids        <b>mixed</b>        Comment(s) ID(s)
-     */
-    public function delComments($ids)
-    {
-        if (!$this->core->auth->check('delete,contentadmin', $this->id)) {
-            throw new Exception(__('You are not allowed to delete comments'));
-        }
-
-        $co_ids = dcUtils::cleanIds($ids);
-
-        if (empty($co_ids)) {
-            throw new Exception(__('No such comment ID'));
-        }
-
-        # Retrieve posts affected by comments edition
-        $affected_posts = [];
-        $strReq         =
-        'SELECT post_id ' .
-        'FROM ' . $this->prefix . 'comment ' .
-        'WHERE comment_id' . $this->con->in($co_ids) .
-            'GROUP BY post_id';
-
-        $rs = $this->con->select($strReq);
-
-        while ($rs->fetch()) {
-            $affected_posts[] = (integer) $rs->post_id;
-        }
-
-        $strReq =
-        'DELETE FROM ' . $this->prefix . 'comment ' .
-        'WHERE comment_id' . $this->con->in($co_ids) . ' ' .
-        'AND post_id in (SELECT tp.post_id ' .
-        'FROM ' . $this->prefix . 'post tp ' .
-        "WHERE tp.blog_id = '" . $this->con->escape($this->id) . "' ";
-        #If user can only delete, we need to check the post's owner
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .=
-            "AND tp.user_id = '" . $this->con->escape($this->core->auth->userID()) . "' ";
-        }
-        $strReq .= ")";
-        $this->con->execute($strReq);
-        $this->triggerComments($co_ids, true, $affected_posts);
-        $this->triggerBlog();
-    }
-
-    public function delJunkComments()
-    {
-        if (!$this->core->auth->check('delete,contentadmin', $this->id)) {
-            throw new Exception(__('You are not allowed to delete comments'));
-        }
-
-        $strReq =
-        'DELETE FROM ' . $this->prefix . 'comment ' .
-        'WHERE comment_status = -2 ' .
-        'AND post_id in (SELECT tp.post_id ' .
-        'FROM ' . $this->prefix . 'post tp ' .
-        "WHERE tp.blog_id = '" . $this->con->escape($this->id) . "' ";
-        #If user can only delete, we need to check the post's owner
-        if (!$this->core->auth->check('contentadmin', $this->id)) {
-            $strReq .=
-            "AND tp.user_id = '" . $this->con->escape($this->core->auth->userID()) . "' ";
-        }
-        $strReq .= ")";
-        $this->con->execute($strReq);
-        $this->triggerBlog();
-    }
-
-    private function getCommentCursor($cur)
-    {
-        if ($cur->comment_content !== null && $cur->comment_content == '') {
-            throw new Exception(__('You must provide a comment'));
-        }
-
-        if ($cur->comment_author !== null && $cur->comment_author == '') {
-            throw new Exception(__('You must provide an author name'));
-        }
-
-        if ($cur->comment_email != '' && !text::isEmail($cur->comment_email)) {
-            throw new Exception(__('Email address is not valid.'));
-        }
-
-        if ($cur->comment_site !== null && $cur->comment_site != '') {
-            if (!preg_match('|^http(s?)://|i', $cur->comment_site, $matches)) {
-                $cur->comment_site = 'http://' . $cur->comment_site;
-            } else {
-                $cur->comment_site = strtolower($matches[0]) . substr($cur->comment_site, strlen($matches[0]));
-            }
-        }
-
-        if ($cur->comment_status === null) {
-            $cur->comment_status = (integer) $this->settings->system->comments_pub;
-        }
-
-        # Words list
-        if ($cur->comment_content !== null) {
-            $cur->comment_words = implode(' ', text::splitWords($cur->comment_content));
-        }
-    }
-    //@}
+	protected $core;	///< <b>dcCore</b> dcCore instance
+	public $con;		///< <b>connection</b>	Database connection object
+	public $prefix;	///< <b>string</b>		Database table prefix
+	
+	public $id;		///< <b>string</b>		Blog ID
+	public $uid;		///< <b>string</b>		Blog unique ID
+	public $name;		///< <b>string</b>		Blog name
+	public $desc;		///< <b>string</b>		Blog description
+	public $url;		///< <b>string</b>		Blog URL
+	public $host;		///< <b>string</b>		Blog host
+	public $creadt;	///< <b>string</b>		Blog creation date
+	public $upddt;		///< <b>string</b>		Blog last update date
+	public $status;	///< <b>string</b>		Blog status
+	
+	public $settings;		///< <b>dcSettings</b>	dcSettings object
+	public $themes_path;	///< <b>string</b>		Blog theme path
+	public $public_path;	///< <b>string</b>		Blog public path
+	
+	private $post_status = array();
+	private $comment_status = array();
+	
+	private $categories;
+	
+	public $without_password = true;	///< <b>boolean</b> Disallow entries password protection
+	
+	/**
+	Inits dcBlog object
+	
+	@param	core		<b>dcCore</b>		Dotclear core reference
+	@param	id		<b>string</b>		Blog ID
+	*/
+	public function __construct($core, $id)
+	{
+		$this->con =& $core->con;
+		$this->prefix = $core->prefix;
+		$this->core =& $core;
+		
+		if (($b = $this->core->getBlog($id)) !== false)
+		{
+			$this->id = $id;
+			$this->uid = $b->blog_uid;
+			$this->name = $b->blog_name;
+			$this->desc = $b->blog_desc;
+			$this->url = $b->blog_url;
+			$this->host = preg_replace('|^([a-z]{3,}://)(.*?)/.*$|','$1$2',$this->url);
+			$this->creadt = strtotime($b->blog_creadt);
+			$this->upddt = strtotime($b->blog_upddt);
+			$this->status = $b->blog_status;
+			
+			$this->settings = new dcSettings($this->core,$this->id);
+			
+			$this->themes_path = path::fullFromRoot($this->settings->system->themes_path,DC_ROOT);
+			$this->public_path = path::fullFromRoot($this->settings->system->public_path,DC_ROOT);
+			
+			$this->post_status['-2'] = __('pending');
+			$this->post_status['-1'] = __('scheduled');
+			$this->post_status['0'] = __('unpublished');
+			$this->post_status['1'] = __('published');
+			
+			$this->comment_status['-2'] = __('junk');
+			$this->comment_status['-1'] = __('pending');
+			$this->comment_status['0'] = __('unpublished');
+			$this->comment_status['1'] = __('published');
+			
+			# --BEHAVIOR-- coreBlogConstruct
+			$this->core->callBehavior('coreBlogConstruct',$this);
+		}
+	}
+	
+	/// @name Common public methods
+	//@{
+	/**
+	Returns blog URL ending with a question mark.
+	*/
+	public function getQmarkURL()
+	{
+		if (substr($this->url,-1) != '?') {
+			return $this->url.'?';
+		}
+		
+		return $this->url;
+	}
+	
+	/**
+	Returns an entry status name given to a code. Status are translated, never
+	use it for tests. If status code does not exist, returns <i>unpublished</i>.
+	
+	@param	s	<b>integer</b> Status code
+	@return	<b>string</b> Blog status name
+	*/
+	public function getPostStatus($s)
+	{
+		if (isset($this->post_status[$s])) {
+			return $this->post_status[$s];
+		}
+		return $this->post_status['0'];
+	}
+	
+	/**
+	Returns an array of available entry status codes and names.
+	
+	@return	<b>array</b> Simple array with codes in keys and names in value
+	*/
+	public function getAllPostStatus()
+	{
+		return $this->post_status;
+	}
+	
+	/**
+	Returns an array of available comment status codes and names.
+	
+	@return	<b>array</b> Simple array with codes in keys and names in value
+	*/
+	public function getAllCommentStatus()
+	{
+		return $this->comment_status;
+	}
+	
+	/**
+	Disallows entries password protection. You need to set it to
+	<var>false</var> while serving a public blog.
+	
+	@param	v		<b>boolean</b>
+	*/
+	public function withoutPassword($v)
+	{
+		$this->without_password = (boolean) $v;
+	}
+	//@}
+	
+	/// @name Triggers methods
+	//@{
+	/**
+	Updates blog last update date. Should be called every time you change
+	an element related to the blog.
+	*/
+	public function triggerBlog()
+	{
+		$cur = $this->con->openCursor($this->prefix.'blog');
+		
+		$cur->blog_upddt = date('Y-m-d H:i:s');
+		
+		$cur->update("WHERE blog_id = '".$this->con->escape($this->id)."' ");
+		
+		# --BEHAVIOR-- coreBlogAfterTriggerBlog
+		$this->core->callBehavior('coreBlogAfterTriggerBlog',$cur);
+	}
+	
+	/**
+	Updates comment and trackback counters in post table. Should be called
+	every time a comment or trackback is added, removed or changed its status.
+	
+	@param	id		<b>integer</b>		Comment ID
+	@param	del		<b>boolean</b>		If comment is delete, set this to true
+	*/
+	public function triggerComment($id,$del=false)
+	{
+		$id = (integer) $id;
+		
+		$strReq = 'SELECT post_id, comment_trackback '.
+				'FROM '.$this->prefix.'comment '.
+				'WHERE comment_id = '.$id.' ';
+		
+		$rs = $this->con->select($strReq);
+		
+		$post_id = $rs->post_id;
+		$tb = (boolean) $rs->comment_trackback;
+		
+		$strReq = 'SELECT COUNT(post_id) '.
+				'FROM '.$this->prefix.'comment '.
+				'WHERE post_id = '.(integer) $post_id.' '.
+				'AND comment_trackback = '.(integer) $tb.' '.
+				'AND comment_status = 1 ';
+		
+		if ($del) {
+			$strReq .= 'AND comment_id <> '.$id.' ';
+		}
+		
+		$rs = $this->con->select($strReq);
+		
+		$cur = $this->con->openCursor($this->prefix.'post');
+		
+		if ($rs->isEmpty()) {
+			return;
+		}
+		
+		if ($tb) {
+			$cur->nb_trackback = (integer) $rs->f(0);
+		} else {
+			$cur->nb_comment = (integer) $rs->f(0);
+		}
+		
+		$cur->update('WHERE post_id = '.(integer) $post_id);
+	}
+	//@}
+	
+	/// @name Categories management methods
+	//@{
+	public function categories()
+	{
+		if (!($this->categories instanceof dcCategories)) {
+			$this->categories = new dcCategories($this->core);
+		}
+		
+		return $this->categories;
+	}
+	
+	/**
+	Retrieves categories. <var>$params</var> is an associative array which can
+	take the following parameters:
+	
+	- post_type: Get only entries with given type (default "post")
+	- cat_url: filter on cat_url field
+	- cat_id: filter on cat_id field
+	- start: start with a given category
+	- level: categories level to retrieve
+	
+	@param	params	<b>array</b>		Parameters
+	@return	<b>record</b>
+	*/
+	public function getCategories($params=array())
+	{
+		$c_params = array();
+		if (isset($params['post_type'])) {
+			$c_params['post_type'] = $params['post_type'];
+			unset($params['post_type']);
+		}
+		$counter = $this->getCategoriesCounter($c_params);
+		
+		$without_empty = $this->core->auth->userID() == false; # For public display
+		
+		$start = isset($params['start']) ? (integer) $params['start'] : 0;
+		$l = isset($params['level']) ? (integer) $params['level'] : 0;
+		
+		$rs = $this->categories()->getChildren($start,null,'desc');
+		
+		# Get each categories total posts count
+		$data = array();
+		$stack = array();
+		$level = 0;
+		$cols = $rs->columns();
+		while ($rs->fetch())
+		{
+			$nb_post = isset($counter[$rs->cat_id]) ? (integer) $counter[$rs->cat_id] : 0;
+			
+			if ($rs->level > $level) {
+				$nb_total = $nb_post;
+				$stack[$rs->level] = (integer) $nb_post;
+			} elseif ($rs->level == $level) {
+				$nb_total = $nb_post;
+				$stack[$rs->level] += $nb_post;
+			} else {
+				$nb_total = $stack[$rs->level+1] + $nb_post;
+				if (isset($stack[$rs->level])) {
+					$stack[$rs->level] += $nb_total;
+				} else {
+					$stack[$rs->level] = $nb_total;
+				}
+				unset($stack[$rs->level+1]);
+			}
+			
+			if ($nb_total == 0 && $without_empty) {
+				continue;
+			}
+			
+			$level = $rs->level;
+			
+			$t = array();
+			foreach ($cols as $c) {
+				$t[$c] = $rs->f($c);
+			}
+			$t['nb_post'] = $nb_post;
+			$t['nb_total'] = $nb_total;
+			
+			if ($l == 0 || ($l > 0 && $l == $rs->level)) {
+				array_unshift($data,$t);
+			}
+		}
+		
+		# We need to apply filter after counting
+		if (!empty($params['cat_id']))
+		{
+			$found = false;
+			foreach ($data as $v) {
+				if ($v['cat_id'] == $params['cat_id']) {
+					$found = true;
+					$data = array($v);
+					break;
+				}
+			}
+			if (!$found) {
+				$data = array();
+			}
+		}
+		
+		if (!empty($params['cat_url']) && empty($params['cat_id']))
+		{
+			$found = false;
+			foreach ($data as $v) {
+				if ($v['cat_url'] == $params['cat_url']) {
+					$found = true;
+					$data = array($v);
+					break;
+				}
+			}
+			if (!$found) {
+				$data = array();
+			}
+		}
+		
+		return staticRecord::newFromArray($data);
+	}
+	
+	/**
+	Retrieves a category by its ID.
+	
+	@param	id		<b>integer</b>		Category ID
+	@return	<b>record</b>
+	*/
+	public function getCategory($id)
+	{
+		return $this->getCategories(array('cat_id' => $id));
+	}
+	
+	/**
+	Retrieves parents of a given category.
+	
+	@param	id		<b>integer</b>		Category ID
+	@return	<b>record</b>
+	*/
+	public function getCategoryParents($id)
+	{
+		return $this->categories()->getParents($id);
+	}
+	
+	/**
+	Retrieves first parent of a given category.
+	
+	@param	id		<b>integer</b>		Category ID
+	@return	<b>record</b>
+	*/
+	public function getCategoryParent($id)
+	{
+		return $this->categories()->getParent($id);
+	}
+	
+	/**
+	Retrieves all category's first children
+	
+	@param	id		<b>integer</b>		Category ID
+	@return	<b>record</b>
+	*/
+	public function getCategoryFirstChildren($id)
+	{
+		return $this->getCategories(array('start' => $id,'level' => $id == 0 ? 1 : 2));
+	}
+	
+	private function getCategoriesCounter($params=array())
+	{
+		$strReq =
+		'SELECT  C.cat_id, COUNT(P.post_id) AS nb_post '.
+		'FROM '.$this->prefix.'category AS C '.
+		'JOIN '.$this->prefix."post P ON (C.cat_id = P.cat_id AND P.blog_id = '".$this->con->escape($this->id)."' ) ".
+		"WHERE C.blog_id = '".$this->con->escape($this->id)."' ";
+		
+		if (!$this->core->auth->userID()) {
+			$strReq .= 'AND P.post_status = 1 ';
+		}
+		
+		if (!empty($params['post_type'])) {
+			$strReq .= "AND post_type = '".$this->con->escape($params['post_type'])."' ";
+		}
+		
+		$strReq .= 'GROUP BY C.cat_id ';
+		
+		$rs = $this->con->select($strReq);
+		$counters = array();
+		while ($rs->fetch()) {
+			$counters[$rs->cat_id] = $rs->nb_post;
+		}
+		
+		return $counters;
+	}
+	
+	/**
+	Creates a new category. Takes a cursor as input and returns the new category
+	ID.
+	
+	@param	cur		<b>cursor</b>		Category cursor
+	@return	<b>integer</b>		New category ID
+	*/
+	public function addCategory($cur,$parent=0)
+	{
+		if (!$this->core->auth->check('categories',$this->id)) {
+			throw new Exception(__('You are not allowed to add categories'));
+		}
+		
+		$url = array();
+		if ($parent != 0)
+		{
+			$rs = $this->getCategory($parent);
+			if ($rs->isEmpty()) {
+				$url = array();
+			} else {
+				$url[] = $rs->cat_url;
+			}
+		}
+		
+		if ($cur->cat_url == '') {
+			$url[] = text::tidyURL($cur->cat_title,false);
+		} else {
+			$url[] = $cur->cat_url;
+		}
+		
+		$cur->cat_url = implode('/',$url);
+		
+		$this->getCategoryCursor($cur);
+		$cur->blog_id = (string) $this->id;
+		
+		# --BEHAVIOR-- coreBeforeCategoryCreate
+		$this->core->callBehavior('coreBeforeCategoryCreate',$this,$cur);
+		
+		$this->categories()->addNode($cur,$parent);
+		
+		# --BEHAVIOR-- coreAfterCategoryCreate
+		$this->core->callBehavior('coreAfterCategoryCreate',$this,$cur);
+		$this->triggerBlog();
+		
+		return $cur->cat_id;
+	}
+	
+	/**
+	Updates an existing category.
+	
+	@param	id		<b>integer</b>		Category ID
+	@param	cur		<b>cursor</b>		Category cursor
+	*/
+	public function updCategory($id,$cur)
+	{
+		if (!$this->core->auth->check('categories',$this->id)) {
+			throw new Exception(__('You are not allowed to update categories'));
+		}
+		
+		if ($cur->cat_url == '')
+		{
+			$url = array();
+			$rs = $this->categories()->getParents($id);
+			while ($rs->fetch()) {
+				if ($rs->index() == $rs->count()-1) {
+					$url[] = $rs->cat_url;
+				}
+			}
+			
+			
+			$url[] = text::tidyURL($cur->cat_title,false);
+			$cur->cat_url = implode('/',$url);
+		}
+		
+		$this->getCategoryCursor($cur,$id);
+		
+		# --BEHAVIOR-- coreBeforeCategoryUpdate
+		$this->core->callBehavior('coreBeforeCategoryUpdate',$this,$cur);
+		
+		$cur->update(
+		'WHERE cat_id = '.(integer) $id.' '.
+		"AND blog_id = '".$this->con->escape($this->id)."' ");
+		
+		# --BEHAVIOR-- coreAfterCategoryUpdate
+		$this->core->callBehavior('coreAfterCategoryUpdate',$this,$cur);
+		
+		$this->triggerBlog();
+	}
+	
+	/**
+	DEPRECATED METHOD. Use dcBlog::setCategoryParent and dcBlog::moveCategory
+	instead.
+	
+	@param	id		<b>integer</b>		Category ID
+	@param	order	<b>integer</b>		Category position
+	*/
+	public function updCategoryOrder($id,$order)
+	{
+		return;
+	}
+	
+	/**
+	Set a category parent
+	
+	@param	id		<b>integer</b>		Category ID
+	@param	parent	<b>integer</b>		Parent Category ID
+	*/
+	public function setCategoryParent($id,$parent)
+	{
+		$this->categories()->setNodeParent($id,$parent);
+		$this->triggerBlog();
+	}
+	
+	/**
+	Set category position
+	
+	@param	id		<b>integer</b>		Category ID
+	@param	sibling	<b>integer</b>		Sibling Category ID
+	@param	move		<b>integer</b>		Order (before|after)
+	*/
+	public function setCategoryPosition($id,$sibling,$move)
+	{
+		$this->categories()->setNodePosition($id,$sibling,$move);
+		$this->triggerBlog();
+	}
+	
+	/**
+	Deletes a category.
+	
+	@param	id		<b>integer</b>		Category ID
+	*/
+	public function delCategory($id)
+	{
+		if (!$this->core->auth->check('categories',$this->id)) {
+			throw new Exception(__('You are not allowed to delete categories'));
+		}
+		
+		$strReq = 'SELECT COUNT(post_id) AS nb_post '.
+				'FROM '.$this->prefix.'post '.
+				'WHERE cat_id = '.(integer) $id.' '.
+				"AND blog_id = '".$this->con->escape($this->id)."' ";
+		
+		$rs = $this->con->select($strReq);
+		
+		if ($rs->nb_post > 0) {
+			throw new Exception(__('This category is not empty.'));
+		}
+		
+		$this->categories()->deleteNode($id,true);
+		$this->triggerBlog();
+	}
+	
+	/**
+	Reset categories order and relocate them to first level
+	*/
+	public function resetCategoriesOrder()
+	{
+		if (!$this->core->auth->check('categories',$this->id)) {
+			throw new Exception(__('You are not allowed to delete categories'));
+		}
+		
+		$this->categories()->resetOrder();
+	}
+	
+	private function checkCategory($title,$url,$id=null)
+	{
+		$strReq = 'SELECT cat_id '.
+				'FROM '.$this->prefix.'category '.
+				"WHERE cat_url = '".$this->con->escape($url)."' ".
+				"AND blog_id = '".$this->con->escape($this->id)."' ";
+		
+		if ($id !== null) {
+			$strReq .= 'AND cat_id <> '.(integer) $id.' ';
+		}
+		
+		$rs = $this->con->select($strReq);
+		
+		if (!$rs->isEmpty()) {
+			throw new Exception(__('Category URL must be unique.'));
+		}
+	}
+	
+	private function getCategoryCursor($cur,$id=null)
+	{
+		if ($cur->cat_title == '') {
+			throw new Exception(__('You must provide a category title'));
+		}
+		
+		# If we don't have any cat_url, let's do one
+		if ($cur->cat_url == '') {
+			$cur->cat_url = text::tidyURL($cur->cat_title,false);
+		}
+		
+		# Still empty ?
+		if ($cur->cat_url == '') {
+			throw new Exception(__('You must provide a category URL'));
+		} else {
+			$cur->cat_url = text::tidyURL($cur->cat_url,true);
+		}
+		
+		# Check if title or url are unique
+		$this->checkCategory($cur->cat_title,$cur->cat_url,$id);
+		
+		if ($cur->cat_desc !== null) {
+			$cur->cat_desc = $this->core->HTMLfilter($cur->cat_desc);
+		}
+	}
+	//@}
+	
+	/// @name Entries management methods
+	//@{
+	/**
+	Retrieves entries. <b>$params</b> is an array taking the following
+	optionnal parameters:
+	
+	- no_content: Don't retrieve entry content (excerpt and content)
+	- post_type: Get only entries with given type (default "post", array for many types and '' for no type)
+	- post_id: (integer) Get entry with given post_id
+	- post_url: Get entry with given post_url field
+	- user_id: (integer) Get entries belonging to given user ID
+	- cat_id: (string or array) Get entries belonging to given category ID
+	- cat_id_not: deprecated (use cat_id with "id ?not" instead)
+	- cat_url: (string or array) Get entries belonging to given category URL
+	- cat_url_not: deprecated (use cat_url with "url ?not" instead)
+	- post_status: (integer) Get entries with given post_status
+	- post_selected: (boolean) Get select flaged entries
+	- post_year: (integer) Get entries with given year
+	- post_month: (integer) Get entries with given month
+	- post_day: (integer) Get entries with given day
+	- post_lang: Get entries with given language code
+	- search: Get entries corresponding of the following search string
+	- columns: (array) More columns to retrieve
+	- sql: Append SQL string at the end of the query
+	- from: Append SQL string after "FROM" statement in query
+	- order: Order of results (default "ORDER BY post_dt DES")
+	- limit: Limit parameter
+	
+	Please note that on every cat_id or cat_url, you can add ?not to exclude
+	the category and ?sub to get subcategories.
+	
+	@param	params		<b>array</b>		Parameters
+	@param	count_only	<b>boolean</b>		Only counts results
+	@return	<b>record</b>	A record with some more capabilities
+	*/
+	public function getPosts($params=array(),$count_only=false)
+	{
+		if ($count_only)
+		{
+			$strReq = 'SELECT count(P.post_id) ';
+		}
+		else
+		{
+			if (!empty($params['no_content'])) {
+				$content_req = '';
+			} else {
+				$content_req =
+				'post_excerpt, post_excerpt_xhtml, '.
+				'post_content, post_content_xhtml, post_notes, ';
+			}
+			
+			if (!empty($params['columns']) && is_array($params['columns'])) {
+				$content_req .= implode(', ',$params['columns']).', ';
+			}
+			
+			$strReq =
+			'SELECT P.post_id, P.blog_id, P.user_id, P.cat_id, post_dt, '.
+			'post_tz, post_creadt, post_upddt, post_format, post_password, '.
+			'post_url, post_lang, post_title, '.$content_req.
+			'post_type, post_meta, post_status, post_selected, post_position, '.
+			'post_open_comment, post_open_tb, nb_comment, nb_trackback, '.
+			'U.user_name, U.user_firstname, U.user_displayname, U.user_email, '.
+			'U.user_url, '.
+			'C.cat_title, C.cat_url, C.cat_desc ';
+		}
+		
+		$strReq .=
+		'FROM '.$this->prefix.'post P '.
+		'INNER JOIN '.$this->prefix.'user U ON U.user_id = P.user_id '.
+		'LEFT OUTER JOIN '.$this->prefix.'category C ON P.cat_id = C.cat_id ';
+		
+		if (!empty($params['from'])) {
+			$strReq .= $params['from'].' ';
+		}
+		
+		$strReq .=
+		"WHERE P.blog_id = '".$this->con->escape($this->id)."' ";
+		
+		if (!$this->core->auth->check('contentadmin',$this->id)) {
+			$strReq .= 'AND ((post_status = 1 ';
+			
+			if ($this->without_password) {
+				$strReq .= 'AND post_password IS NULL ';
+			}
+			$strReq .= ') ';
+			
+			if ($this->core->auth->userID()) {
+				$strReq .= "OR P.user_id = '".$this->con->escape($this->core->auth->userID())."')";
+			} else {
+				$strReq .= ') ';
+			}
+		}
+		
+		#Adding parameters
+		if (isset($params['post_type']))
+		{
+			if (is_array($params['post_type']) && !empty($params['post_type'])) {
+				$strReq .= 'AND post_type '.$this->con->in($params['post_type']);
+			} elseif ($params['post_type'] != '') {
+				$strReq .= "AND post_type = '".$this->con->escape($params['post_type'])."' ";
+			}
+		}
+		else
+		{
+			$strReq .= "AND post_type = 'post' ";
+		}
+		
+		if (!empty($params['post_id'])) {
+			if (is_array($params['post_id'])) {
+				array_walk($params['post_id'],create_function('&$v,$k','if($v!==null){$v=(integer)$v;}'));
+			} else {
+				$params['post_id'] = array((integer) $params['post_id']);
+			}
+			$strReq .= 'AND P.post_id '.$this->con->in($params['post_id']);
+		}
+		
+		if (!empty($params['post_url'])) {
+			$strReq .= "AND post_url = '".$this->con->escape($params['post_url'])."' ";
+		}
+		
+		if (!empty($params['user_id'])) {
+			$strReq .= "AND U.user_id = '".$this->con->escape($params['user_id'])."' ";
+		}
+		
+		if (!empty($params['cat_id']))
+		{
+			if (!is_array($params['cat_id'])) {
+				$params['cat_id'] = array($params['cat_id']);
+			}
+			if (!empty($params['cat_id_not'])) {
+				array_walk($params['cat_id'],create_function('&$v,$k','$v=$v." ?not";'));
+			}
+			$strReq .= 'AND '.$this->getPostsCategoryFilter($params['cat_id'],'cat_id').' ';
+		}
+		elseif (!empty($params['cat_url']))
+		{
+			if (!is_array($params['cat_url'])) {
+				$params['cat_url'] = array($params['cat_url']);
+			}
+			if (!empty($params['cat_url_not'])) {
+				array_walk($params['cat_url'],create_function('&$v,$k','$v=$v." ?not";'));
+			}
+			$strReq .= 'AND '.$this->getPostsCategoryFilter($params['cat_url'],'cat_url').' ';
+		}
+		
+		/* Other filters */
+		if (isset($params['post_status'])) {
+			$strReq .= 'AND post_status = '.(integer) $params['post_status'].' ';
+		}
+		
+		if (isset($params['post_selected'])) {
+			$strReq .= 'AND post_selected = '.(integer) $params['post_selected'].' ';
+		}
+		
+		if (!empty($params['post_year'])) {
+			$strReq .= 'AND '.$this->con->dateFormat('post_dt','%Y').' = '.
+			"'".sprintf('%04d',$params['post_year'])."' ";
+		}
+		
+		if (!empty($params['post_month'])) {
+			$strReq .= 'AND '.$this->con->dateFormat('post_dt','%m').' = '.
+			"'".sprintf('%02d',$params['post_month'])."' ";
+		}
+		
+		if (!empty($params['post_day'])) {
+			$strReq .= 'AND '.$this->con->dateFormat('post_dt','%d').' = '.
+			"'".sprintf('%02d',$params['post_day'])."' ";
+		}
+		
+		if (!empty($params['post_lang'])) {
+			$strReq .= "AND P.post_lang = '".$this->con->escape($params['post_lang'])."' ";
+		}
+		
+		if (!empty($params['search']))
+		{
+			$words = text::splitWords($params['search']);
+			
+			if (!empty($words))
+			{
+				# --BEHAVIOR-- corePostSearch
+				if ($this->core->hasBehavior('corePostSearch')) {
+					$this->core->callBehavior('corePostSearch',$this->core,array(&$words,&$strReq,&$params));
+				}
+				
+				if ($words)
+				{
+					foreach ($words as $i => $w) {
+						$words[$i] = "post_words LIKE '%".$this->con->escape($w)."%'";
+					}
+					$strReq .= 'AND '.implode(' AND ',$words).' ';
+				}
+			}
+		}
+		
+		if (!empty($params['sql'])) {
+			$strReq .= $params['sql'].' ';
+		}
+		
+		if (!$count_only)
+		{
+			if (!empty($params['order'])) {
+				$strReq .= 'ORDER BY '.$this->con->escape($params['order']).' ';
+			} else {
+				$strReq .= 'ORDER BY post_dt DESC ';
+			}
+		}
+		
+		if (!$count_only && !empty($params['limit'])) {
+			$strReq .= $this->con->limit($params['limit']);
+		}
+		
+		$rs = $this->con->select($strReq);
+		$rs->core = $this->core;
+		$rs->_nb_media = array();
+		$rs->extend('rsExtPost');
+		
+		# --BEHAVIOR-- coreBlogGetPosts
+		$this->core->callBehavior('coreBlogGetPosts',$rs);
+		
+		return $rs;
+	}
+	
+	/**
+	Returns a record with post id, title and date for next or previous post
+	according to the post ID.
+	$dir could be 1 (next post) or -1 (previous post).
+	
+	@param	post_id				<b>integer</b>		Post ID
+	@param	dir					<b>integer</b>		Search direction
+	@param	restrict_to_category	<b>boolean</b>		Restrict to post with same category
+	@param	restrict_to_lang		<b>boolean</b>		Restrict to post with same lang
+	@return	record
+	*/
+	public function getNextPost($post,$dir,$restrict_to_category=false, $restrict_to_lang=false)
+	{
+		$dt = $post->post_dt;
+		$post_id = (integer) $post->post_id;
+		
+		if($dir > 0) {
+               $sign = '>';
+               $order = 'ASC';
+          }
+          else {
+               $sign = '<';
+               $order = 'DESC';
+          }
+		
+		$params['post_type'] = $post->post_type;
+		$params['limit'] = 1;
+		$params['order'] = 'post_dt '.$order.', P.post_id '.$order;
+		$params['sql'] =
+		'AND ( '.
+		"	(post_dt = '".$this->con->escape($dt)."' AND P.post_id ".$sign." ".$post_id.") ".
+		"	OR post_dt ".$sign." '".$this->con->escape($dt)."' ".
+		') ';
+		
+		if ($restrict_to_category) {
+			$params['sql'] .= $post->cat_id ? 'AND P.cat_id = '.(integer) $post->cat_id.' ' : 'AND P.cat_id IS NULL ';
+		}
+		
+		if ($restrict_to_lang) {
+			$params['sql'] .= $post->post_lang ? 'AND P.post_lang = \''. $this->con->escape($post->post_lang) .'\' ': 'AND P.post_lang IS NULL ';
+		}
+		
+		$rs = $this->getPosts($params);
+		
+		if ($rs->isEmpty()) {
+			return null;
+		}
+		
+		return $rs;
+	}
+	
+	/**
+	Retrieves different languages and post count on blog, based on post_lang
+	field. <var>$params</var> is an array taking the following optionnal
+	parameters:
+	
+	- post_type: Get only entries with given type (default "post", '' for no type)
+	- lang: retrieve post count for selected lang
+	- order: order statement (default post_lang DESC)
+	
+	@param	params	<b>array</b>		Parameters
+	@return	record
+	*/
+	public function getLangs($params=array())
+	{
+		$strReq = 'SELECT COUNT(post_id) as nb_post, post_lang '.
+				'FROM '.$this->prefix.'post '.
+				"WHERE blog_id = '".$this->con->escape($this->id)."' ".
+				"AND post_lang <> '' ".
+				"AND post_lang IS NOT NULL ";
+		
+		if (!$this->core->auth->check('contentadmin',$this->id)) {
+			$strReq .= 'AND ((post_status = 1 ';
+			
+			if ($this->without_password) {
+				$strReq .= 'AND post_password IS NULL ';
+			}
+			$strReq .= ') ';
+			
+			if ($this->core->auth->userID()) {
+				$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."')";
+			} else {
+				$strReq .= ') ';
+			}
+		}
+		
+		if (isset($params['post_type'])) {
+			if ($params['post_type'] != '') {
+				$strReq .= "AND post_type = '".$this->con->escape($params['post_type'])."' ";
+			}
+		} else {
+			$strReq .= "AND post_type = 'post' ";
+		}
+		
+		if (isset($params['lang'])) {
+			$strReq .= "AND post_lang = '".$this->con->escape($params['lang'])."' ";
+		}
+		
+		$strReq .= 'GROUP BY post_lang ';
+		
+		$order = 'desc';
+		if (!empty($params['order']) && preg_match('/^(desc|asc)$/i',$params['order'])) {
+			$order = $params['order'];
+		}
+		$strReq .= 'ORDER BY post_lang '.$order.' ';
+		
+		return $this->con->select($strReq);
+	}
+	
+	/**
+	Returns a record with all distinct blog dates and post count.
+	<var>$params</var> is an array taking the following optionnal parameters:
+	
+	- type: (day|month|year) Get days, months or years
+	- year: (integer) Get dates for given year
+	- month: (integer) Get dates for given month
+	- day: (integer) Get dates for given day
+	- cat_id: (integer) Category ID filter
+	- cat_url: Category URL filter
+	- post_lang: lang of the posts
+	- next: Get date following match
+	- previous: Get date before match
+	- order: Sort by date "ASC" or "DESC"
+	
+	@param	params	<b>array</b>		Parameters array
+	@return	record
+	*/
+	public function getDates($params=array())
+	{
+		$dt_f = '%Y-%m-%d';
+		$dt_fc = '%Y%m%d';
+		if (isset($params['type'])) {
+			if ($params['type'] == 'year') {
+				$dt_f = '%Y-01-01';
+				$dt_fc = '%Y0101';
+			} elseif ($params['type'] == 'month') {
+				$dt_f = '%Y-%m-01';
+				$dt_fc = '%Y%m01';
+			}
+		}
+		$dt_f .= ' 00:00:00';
+		$dt_fc .= '000000';
+		
+		$cat_field = $catReq = $limit = '';
+		
+		if (!empty($params['cat_id'])) {
+			$catReq = 'AND P.cat_id = '.(integer) $params['cat_id'].' ';
+			$cat_field = ', C.cat_url ';
+		} elseif (!empty($params['cat_url'])) {
+			$catReq = "AND C.cat_url = '".$this->con->escape($params['cat_url'])."' ";
+			$cat_field = ', C.cat_url ';
+		}
+		if (!empty($params['post_lang'])) {
+			$catReq = 'AND P.post_lang = \''. $params['post_lang'].'\' ';
+		}
+		
+		$strReq = 'SELECT DISTINCT('.$this->con->dateFormat('post_dt',$dt_f).') AS dt '.
+				$cat_field.
+				',COUNT(P.post_id) AS nb_post '.
+				'FROM '.$this->prefix.'post P LEFT JOIN '.$this->prefix.'category C '.
+				'ON P.cat_id = C.cat_id '.
+				"WHERE P.blog_id = '".$this->con->escape($this->id)."' ".
+				$catReq;
+		
+		if (!$this->core->auth->check('contentadmin',$this->id)) {
+			$strReq .= 'AND ((post_status = 1 ';
+			
+			if ($this->without_password) {
+				$strReq .= 'AND post_password IS NULL ';
+			}
+			$strReq .= ') ';
+			
+			if ($this->core->auth->userID()) {
+				$strReq .= "OR P.user_id = '".$this->con->escape($this->core->auth->userID())."')";
+			} else {
+				$strReq .= ') ';
+			}
+		}
+		
+		if (!empty($params['post_type'])) {
+			$strReq .= "AND post_type ".$this->con->in($params['post_type'])." ";
+		} else {
+			$strReq .= "AND post_type = 'post' ";
+		}
+				
+		if (!empty($params['year'])) {
+			$strReq .= 'AND '.$this->con->dateFormat('post_dt','%Y')." = '".sprintf('%04d',$params['year'])."' ";
+		}
+		
+		if (!empty($params['month'])) {
+			$strReq .= 'AND '.$this->con->dateFormat('post_dt','%m')." = '".sprintf('%02d',$params['month'])."' ";
+		}
+		
+		if (!empty($params['day'])) {
+			$strReq .= 'AND '.$this->con->dateFormat('post_dt','%d')." = '".sprintf('%02d',$params['day'])."' ";
+		}
+		
+		# Get next or previous date
+		if (!empty($params['next']) || !empty($params['previous']))
+		{
+			if (!empty($params['next'])) {
+				$pdir = ' > ';
+				$params['order'] = 'asc';
+				$dt = $params['next'];
+			} else {
+				$pdir = ' < ';
+				$params['order'] = 'desc';
+				$dt = $params['previous'];
+			}
+			
+			$dt = date('YmdHis',strtotime($dt));
+			
+			$strReq .= 'AND '.$this->con->dateFormat('post_dt',$dt_fc).$pdir."'".$dt."' ";
+			$limit = $this->con->limit(1);
+		}
+		
+		$strReq .= 'GROUP BY dt '.$cat_field;
+		
+		$order = 'desc';
+		if (!empty($params['order']) && preg_match('/^(desc|asc)$/i',$params['order'])) {
+			$order = $params['order'];
+		}
+		
+		$strReq .=
+		'ORDER BY dt '.$order.' '.
+		$limit;
+		
+		$rs = $this->con->select($strReq);
+		$rs->extend('rsExtDates');
+		return $rs;
+	}
+	
+	/**
+	Creates a new entry. Takes a cursor as input and returns the new entry
+	ID.
+	
+	@param	cur		<b>cursor</b>		Post cursor
+	@return	<b>integer</b>		New post ID
+	*/
+	public function addPost($cur)
+	{
+		if (!$this->core->auth->check('usage,contentadmin',$this->id)) {
+			throw new Exception(__('You are not allowed to create an entry'));
+		}
+		
+		$this->con->writeLock($this->prefix.'post');
+		try
+		{
+			# Get ID
+			$rs = $this->con->select(
+				'SELECT MAX(post_id) '.
+				'FROM '.$this->prefix.'post ' 
+				);
+			
+			$cur->post_id = (integer) $rs->f(0) + 1;
+			$cur->blog_id = (string) $this->id;
+			$cur->post_creadt = date('Y-m-d H:i:s');
+			$cur->post_upddt = date('Y-m-d H:i:s');
+			$cur->post_tz = $this->core->auth->getInfo('user_tz');
+			
+			# Post excerpt and content
+			$this->getPostContent($cur,$cur->post_id);
+			
+			$this->getPostCursor($cur);
+			
+			$cur->post_url = $this->getPostURL($cur->post_url,$cur->post_dt,$cur->post_title,$cur->post_id);
+			
+			if (!$this->core->auth->check('publish,contentadmin',$this->id)) {
+				$cur->post_status = -2;
+			}
+			
+			# --BEHAVIOR-- coreBeforePostCreate
+			$this->core->callBehavior('coreBeforePostCreate',$this,$cur);
+			
+			$cur->insert();
+			$this->con->unlock();
+		}
+		catch (Exception $e)
+		{
+			$this->con->unlock();
+			throw $e;
+		}
+		
+		# --BEHAVIOR-- coreAfterPostCreate
+		$this->core->callBehavior('coreAfterPostCreate',$this,$cur);
+		
+		$this->triggerBlog();
+		
+		return $cur->post_id;
+	}
+	
+	/**
+	Updates an existing post.
+	
+	@param	id		<b>integer</b>		Post ID
+	@param	cur		<b>cursor</b>		Post cursor
+	*/
+	public function updPost($id,$cur)
+	{
+		if (!$this->core->auth->check('usage,contentadmin',$this->id)) {
+			throw new Exception(__('You are not allowed to update entries'));
+		}
+		
+		$id = (integer) $id;
+		
+		if (empty($id)) {
+			throw new Exception(__('No such entry ID'));
+		}
+		
+		# Post excerpt and content
+		$this->getPostContent($cur,$id);
+		
+		$this->getPostCursor($cur);
+		
+		if ($cur->post_url !== null) {
+			$cur->post_url = $this->getPostURL($cur->post_url,$cur->post_dt,$cur->post_title,$id);
+		}
+		
+		if (!$this->core->auth->check('publish,contentadmin',$this->id)) {
+			$cur->unsetField('post_status');
+		}
+		
+		$cur->post_upddt = date('Y-m-d H:i:s');
+		
+		#�If user is only "usage", we need to check the post's owner
+		if (!$this->core->auth->check('contentadmin',$this->id))
+		{
+			$strReq = 'SELECT post_id '.
+					'FROM '.$this->prefix.'post '.
+					'WHERE post_id = '.$id.' '.
+					"AND user_id = '".$this->con->escape($this->core->auth->userID())."' ";
+			
+			$rs = $this->con->select($strReq);
+			
+			if ($rs->isEmpty()) {
+				throw new Exception(__('You are not allowed to edit this entry'));
+			}
+		}
+		
+		# --BEHAVIOR-- coreBeforePostUpdate
+		$this->core->callBehavior('coreBeforePostUpdate',$this,$cur);
+		
+		$cur->update('WHERE post_id = '.$id.' ');
+		
+		# --BEHAVIOR-- coreAfterPostUpdate
+		$this->core->callBehavior('coreAfterPostUpdate',$this,$cur);
+		
+		$this->triggerBlog();
+	}
+	
+	/**
+	Updates post status.
+	
+	@param	id		<b>integer</b>		Post ID
+	@param	status	<b>integer</b>		Post status
+	*/
+	public function updPostStatus($id,$status)
+	{
+		if (!$this->core->auth->check('publish,contentadmin',$this->id)) {
+			throw new Exception(__('You are not allowed to change this entry status'));
+		}
+		
+		$id = (integer) $id;
+		$status = (integer) $status;
+		
+		#If user can only publish, we need to check the post's owner
+		if (!$this->core->auth->check('contentadmin',$this->id))
+		{
+			$strReq = 'SELECT post_id '.
+					'FROM '.$this->prefix.'post '.
+					'WHERE post_id = '.$id.' '.
+					"AND blog_id = '".$this->con->escape($this->id)."' ".
+					"AND user_id = '".$this->con->escape($this->core->auth->userID())."' ";
+			
+			$rs = $this->con->select($strReq);
+			
+			if ($rs->isEmpty()) {
+				throw new Exception(__('You are not allowed to change this entry status'));
+			}
+		}
+		
+		$cur = $this->con->openCursor($this->prefix.'post');
+		
+		$cur->post_status = $status;
+		$cur->post_upddt = date('Y-m-d H:i:s');
+		
+		$cur->update(
+			'WHERE post_id = '.$id.' '.
+			"AND blog_id = '".$this->con->escape($this->id)."' "
+			);
+		$this->triggerBlog();
+	}
+	
+	public function updPostSelected($id,$selected)
+	{
+		if (!$this->core->auth->check('usage,contentadmin',$this->id)) {
+			throw new Exception(__('You are not allowed to change this entry category'));
+		}
+		
+		$id = (integer) $id;
+		$selected = (boolean) $selected;
+		
+		# If user is only usage, we need to check the post's owner
+		if (!$this->core->auth->check('contentadmin',$this->id))
+		{
+			$strReq = 'SELECT post_id '.
+					'FROM '.$this->prefix.'post '.
+					'WHERE post_id = '.$id.' '.
+					"AND blog_id = '".$this->con->escape($this->id)."' ".
+					"AND user_id = '".$this->con->escape($this->core->auth->userID())."' ";
+			
+			$rs = $this->con->select($strReq);
+			
+			if ($rs->isEmpty()) {
+				throw new Exception(__('You are not allowed to mark this entry as selected'));
+			}
+		}
+		
+		$cur = $this->con->openCursor($this->prefix.'post');
+		
+		$cur->post_selected = (integer) $selected;
+		$cur->post_upddt = date('Y-m-d H:i:s');
+		
+		$cur->update(
+			'WHERE post_id = '.$id.' '.
+			"AND blog_id = '".$this->con->escape($this->id)."' "
+		);
+		$this->triggerBlog();
+	}
+	
+	/**
+	Updates post category. <var>$cat_id</var> can be null.
+	
+	@param	id		<b>integer</b>		Post ID
+	@param	cat_id	<b>integer</b>		Category ID
+	*/
+	public function updPostCategory($id,$cat_id)
+	{
+		if (!$this->core->auth->check('usage,contentadmin',$this->id)) {
+			throw new Exception(__('You are not allowed to change this entry category'));
+		}
+		
+		$id = (integer) $id;
+		$cat_id = (integer) $cat_id;
+		
+		# If user is only usage, we need to check the post's owner
+		if (!$this->core->auth->check('contentadmin',$this->id))
+		{
+			$strReq = 'SELECT post_id '.
+					'FROM '.$this->prefix.'post '.
+					'WHERE post_id = '.$id.' '.
+					"AND blog_id = '".$this->con->escape($this->id)."' ".
+					"AND user_id = '".$this->con->escape($this->core->auth->userID())."' ";
+			
+			$rs = $this->con->select($strReq);
+			
+			if ($rs->isEmpty()) {
+				throw new Exception(__('You are not allowed to change this entry category'));
+			}
+		}
+		
+		$cur = $this->con->openCursor($this->prefix.'post');
+		
+		$cur->cat_id = ($cat_id ? $cat_id : null);
+		$cur->post_upddt = date('Y-m-d H:i:s');
+		
+		$cur->update(
+			'WHERE post_id = '.$id.' '.
+			"AND blog_id = '".$this->con->escape($this->id)."' "
+		);
+		$this->triggerBlog();
+	}
+	
+	/**
+	Deletes a post.
+	
+	@param	id		<b>integer</b>		Post ID
+	*/
+	public function delPost($id)
+	{
+		if (!$this->core->auth->check('delete,contentadmin',$this->id)) {
+			throw new Exception(__('You are not allowed to delete entries'));
+		}
+		
+		$id = (integer) $id;
+		
+		if (empty($id)) {
+			throw new Exception(__('No such entry ID'));
+		}
+		
+		#If user can only delete, we need to check the post's owner
+		if (!$this->core->auth->check('contentadmin',$this->id))
+		{
+			$strReq = 'SELECT post_id '.
+					'FROM '.$this->prefix.'post '.
+					'WHERE post_id = '.$id.' '.
+					"AND blog_id = '".$this->con->escape($this->id)."' ".
+					"AND user_id = '".$this->con->escape($this->core->auth->userID())."' ";
+			
+			$rs = $this->con->select($strReq);
+			
+			if ($rs->isEmpty()) {
+				throw new Exception(__('You are not allowed to delete this entry'));
+			}
+		}
+		
+		
+		$strReq = 'DELETE FROM '.$this->prefix.'post '.
+				'WHERE post_id = '.$id.' '.
+				"AND blog_id = '".$this->con->escape($this->id)."' ";
+		
+		$this->con->execute($strReq);
+		$this->triggerBlog();
+	}
+	
+	/**
+	Publishes all entries flaged as "scheduled".
+	*/
+	public function publishScheduledEntries()
+	{
+		$strReq = 'SELECT post_id, post_dt, post_tz '.
+				'FROM '.$this->prefix.'post '.
+				'WHERE post_status = -1 '.
+				"AND blog_id = '".$this->con->escape($this->id)."' ";
+		
+		$rs = $this->con->select($strReq);
+		
+		$now = dt::toUTC(time());
+		$to_change = array();
+		
+		if ($rs->isEmpty()) {
+			return;
+		}
+		
+		while ($rs->fetch())
+		{
+			# Now timestamp with post timezone
+			$now_tz = $now + dt::getTimeOffset($rs->post_tz,$now);
+			
+			# Post timestamp
+			$post_ts = strtotime($rs->post_dt);
+			
+			# If now_tz >= post_ts, we publish the entry
+			if ($now_tz >= $post_ts) {
+				$to_change[] = (integer) $rs->post_id;
+			}
+		}
+		
+		if (!empty($to_change))
+		{
+			$strReq =
+			'UPDATE '.$this->prefix.'post SET '.
+			'post_status = 1 '.
+			"WHERE blog_id = '".$this->con->escape($this->id)."' ".
+			'AND post_id '.$this->con->in($to_change).' ';
+			
+			$this->con->execute($strReq);
+			$this->triggerBlog();
+		}
+	}
+	
+	/**
+	Retrieves all users having posts on current blog.
+	
+	@param	post_type		<b>string</b>		post_type filter (post)
+	@return	record
+	*/
+	public function getPostsUsers($post_type='post')
+	{
+		$strReq = 'SELECT P.user_id, user_name, user_firstname, '.
+				'user_displayname, user_email '.
+				'FROM '.$this->prefix.'post P, '.$this->prefix.'user U '.
+				'WHERE P.user_id = U.user_id '.
+				"AND blog_id = '".$this->con->escape($this->id)."' ";
+		
+		if ($post_type) {
+			$strReq .= "AND post_type = '".$this->con->escape($post_type)."' ";
+		}
+		
+		$strReq .= 'GROUP BY P.user_id, user_name, user_firstname, user_displayname, user_email ';
+		
+		return $this->con->select($strReq);
+	}
+	
+	private function getPostsCategoryFilter($arr,$field='cat_id')
+	{
+		$field = $field == 'cat_id' ? 'cat_id' : 'cat_url';
+		
+		$sub = array();
+		$not = array();
+		$queries = array();
+		
+		foreach ($arr as $v)
+		{
+			$v = trim($v);
+			$args = preg_split('/\s*[?]\s*/',$v,-1,PREG_SPLIT_NO_EMPTY);
+			$id = array_shift($args);
+			$args = array_flip($args);
+			
+			if (isset($args['not'])) { $not[$id] = 1; }
+			if (isset($args['sub'])) { $sub[$id] = 1; }
+			if ($field == 'cat_id') {
+				if (preg_match('/^null$/i',$id)) {
+					$queries[$id] = 'P.cat_id IS NULL';
+				}
+				else {
+					$queries[$id] = 'P.cat_id = '.(integer) $id;
+				}
+			} else {
+				$queries[$id] = "C.cat_url = '".$this->con->escape($id)."' ";
+			}
+		}
+		
+		if (!empty($sub)) {
+			$rs = $this->con->select(
+				'SELECT cat_id, cat_url, cat_lft, cat_rgt FROM '.$this->prefix.'category '.
+				"WHERE blog_id = '".$this->con->escape($this->id)."' ".
+				'AND '.$field.' '.$this->con->in(array_keys($sub))
+			);
+			
+			while ($rs->fetch()) {
+				$queries[$rs->f($field)] = '(C.cat_lft BETWEEN '.$rs->cat_lft.' AND '.$rs->cat_rgt.')';
+			}
+		}
+		
+		# Create queries
+		$sql = array(
+			0 => array(), # wanted categories
+			1 => array()  # excluded categories
+		);
+		
+		foreach ($queries as $id => $q) {
+			$sql[(integer) isset($not[$id])][] = $q;
+		}
+		
+		$sql[0] = implode(' OR ',$sql[0]);
+		$sql[1] = implode(' OR ',$sql[1]);
+		
+		if ($sql[0]) {
+			$sql[0] = '('.$sql[0].')';
+		} else {
+			unset($sql[0]);
+		}
+		
+		if ($sql[1]) {
+			$sql[1] = '(P.cat_id IS NULL OR NOT('.$sql[1].'))';
+		} else {
+			unset($sql[1]);
+		}
+		
+		return implode(' AND ',$sql);
+	}
+	
+	private function getPostCursor($cur,$post_id=null)
+	{
+		if ($cur->post_title == '') {
+			throw new Exception(__('No entry title'));
+		}
+		
+		if ($cur->post_content == '') {
+			throw new Exception(__('No entry content'));
+		}
+		
+		if ($cur->post_password === '') {
+			$cur->post_password = null;
+		}
+		
+		if ($cur->post_dt == '') {
+			$offset = dt::getTimeOffset($this->core->auth->getInfo('user_tz'));
+			$now = time() + $offset;
+			$cur->post_dt = date('Y-m-d H:i:00',$now);
+		}
+		
+		$post_id = is_int($post_id) ? $post_id : $cur->post_id;
+		
+		if ($cur->post_content_xhtml == '') {
+			throw new Exception(__('No entry content'));
+		}
+		
+		# Words list
+		if ($cur->post_title !== null && $cur->post_excerpt_xhtml !== null
+		&& $cur->post_content_xhtml !== null)
+		{
+			$words =
+			$cur->post_title.' '.
+			$cur->post_excerpt_xhtml.' '.
+			$cur->post_content_xhtml;
+			
+			$cur->post_words = implode(' ',text::splitWords($words));
+		}
+	}
+	
+	private function getPostContent($cur,$post_id)
+	{
+		$post_excerpt = $cur->post_excerpt;
+		$post_excerpt_xhtml = $cur->post_excerpt_xhtml;
+		$post_content = $cur->post_content;
+		$post_content_xhtml = $cur->post_content_xhtml;
+		
+		$this->setPostContent(
+			$post_id,$cur->post_format,$cur->post_lang,
+			$post_excerpt,$post_excerpt_xhtml,
+			$post_content,$post_content_xhtml
+		);
+		
+		$cur->post_excerpt = $post_excerpt;
+		$cur->post_excerpt_xhtml = $post_excerpt_xhtml;
+		$cur->post_content = $post_content;
+		$cur->post_content_xhtml = $post_content_xhtml;
+	}
+	
+	/**
+	Creates post HTML content, taking format and lang into account.
+	
+	@param		post_id		<b>integer</b>		Post ID
+	@param		format		<b>string</b>		Post format
+	@param		lang			<b>string</b>		Post lang
+	@param		excerpt		<b>string</b>		Post excerpt
+	@param[out]	excerpt_xhtml	<b>string</b>		Post excerpt HTML
+	@param		content		<b>string</b>		Post content
+	@param[out]	content_xhtml	<b>string</b>		Post content HTML
+	*/
+	public function setPostContent($post_id,$format,$lang,&$excerpt,&$excerpt_xhtml,&$content,&$content_xhtml)
+	{
+		if ($format == 'wiki')
+		{
+			$this->core->initWikiPost();
+			$this->core->wiki2xhtml->setOpt('note_prefix','pnote-'.$post_id);
+			if (strpos($lang,'fr') === 0) {
+				$this->core->wiki2xhtml->setOpt('active_fr_syntax',1);
+			}
+		}
+		
+		if ($excerpt) {
+			$excerpt_xhtml = $this->core->callFormater($format,$excerpt);
+			$excerpt_xhtml = $this->core->HTMLfilter($excerpt_xhtml);
+		} else {
+			$excerpt_xhtml = '';
+		}
+		
+		if ($content) {
+			$content_xhtml = $this->core->callFormater($format,$content);
+			$content_xhtml = $this->core->HTMLfilter($content_xhtml);
+		} else {
+			$content_xhtml = '';
+		}
+		
+		# --BEHAVIOR-- coreAfterPostContentFormat
+		$this->core->callBehavior('coreAfterPostContentFormat',array(
+			'excerpt' => &$excerpt,
+			'content' => &$content,
+			'excerpt_xhtml' => &$excerpt_xhtml,
+			'content_xhtml' => &$content_xhtml
+		));
+	}
+	
+	/**
+	Returns URL for a post according to blog setting <var>post_url_format</var>.
+	It will try to guess URL and append some figures if needed.
+	
+	@param	url			<b>string</b>		Origin URL, could be empty
+	@param	post_dt		<b>string</b>		Post date (in YYYY-MM-DD HH:mm:ss)
+	@param	post_title	<b>string</b>		Post title
+	@param	post_id		<b>integer</b>		Post ID
+	@return	<b>string</b>	result URL
+	*/
+	public function getPostURL($url,$post_dt,$post_title,$post_id)
+	{
+		$url = trim($url);
+		
+		$url_patterns = array(
+		'{y}' => date('Y',strtotime($post_dt)),
+		'{m}' => date('m',strtotime($post_dt)),
+		'{d}' => date('d',strtotime($post_dt)),
+		'{t}' => text::tidyURL($post_title),
+		'{id}' => (integer) $post_id
+		);
+		
+		# If URL is empty, we create a new one
+		if ($url == '')
+		{
+			# Transform with format
+			$url = str_replace(
+				array_keys($url_patterns),
+				array_values($url_patterns),
+				$this->settings->system->post_url_format
+			);
+		}
+		else
+		{
+			$url = text::tidyURL($url);
+		}
+		
+		# Let's check if URL is taken...
+		$strReq = 'SELECT post_url FROM '.$this->prefix.'post '.
+				"WHERE post_url = '".$this->con->escape($url)."' ".
+				'AND post_id <> '.(integer) $post_id. ' '.
+				"AND blog_id = '".$this->con->escape($this->id)."' ".
+				'ORDER BY post_url DESC';
+		
+		$rs = $this->con->select($strReq);
+		
+		if (!$rs->isEmpty())
+		{
+			if ($this->con->driver() == 'mysql') {
+				$clause = "REGEXP '^".$this->con->escape($url)."[0-9]+$'";
+			} elseif ($this->con->driver() == 'pgsql') {
+				$clause = "~ '^".$this->con->escape($url)."[0-9]+$'";
+			} else {
+				$clause = "LIKE '".$this->con->escape($url)."%'";
+			}
+			$strReq = 'SELECT post_url FROM '.$this->prefix.'post '.
+					"WHERE post_url ".$clause.' '.
+					'AND post_id <> '.(integer) $post_id.' '.
+					"AND blog_id = '".$this->con->escape($this->id)."' ".
+					'ORDER BY post_url DESC ';
+			
+			$rs = $this->con->select($strReq);
+			$a = array();
+			while ($rs->fetch()) {
+				$a[] = $rs->post_url;
+			}
+			
+			natsort($a);
+			$t_url = end($a);
+			
+			if (preg_match('/(.*?)([0-9]+)$/',$t_url,$m)) {
+				$i = (integer) $m[2];
+				$url = $m[1];
+			} else {
+				$i = 1;
+			}
+			
+			return $url.($i+1);
+		}
+		
+		# URL is empty?
+		if ($url == '') {
+			throw new Exception(__('Empty entry URL'));
+		}
+		
+		return $url;
+	}
+	//@}
+	
+	/// @name Comments management methods
+	//@{
+	/**
+	Retrieves comments. <b>$params</b> is an array taking the following
+	optionnal parameters:
+	
+	- no_content: Don't retrieve comment content
+	- post_type: Get only entries with given type (default no type, array for many types) 
+	- post_id: (integer) Get comments belonging to given post_id
+	- cat_id: (integer or array) Get comments belonging to entries of given category ID
+	- comment_id: (integer) Get comment with given ID
+	- comment_status: (integer) Get comments with given comment_status
+	- comment_trackback: (integer) Get only comments (0) or trackbacks (1)
+	- comment_ip: (string) Get comments with given IP address
+	- post_url: Get entry with given post_url field
+	- user_id: (integer) Get entries belonging to given user ID
+	- q_author: Search comments by author
+	- sql: Append SQL string at the end of the query
+	- from: Append SQL string after "FROM" statement in query
+	- order: Order of results (default "ORDER BY comment_dt DES")
+	- limit: Limit parameter
+	
+	@param	params		<b>array</b>		Parameters
+	@param	count_only	<b>boolean</b>		Only counts results
+	@return	<b>record</b>	A record with some more capabilities
+	*/
+	public function getComments($params=array(),$count_only=false)
+	{
+		if ($count_only)
+		{
+			$strReq = 'SELECT count(comment_id) ';
+		}
+		else
+		{
+			if (!empty($params['no_content'])) {
+				$content_req = '';
+			} else {
+				$content_req = 'comment_content, ';
+			}
+			
+			if (!empty($params['columns']) && is_array($params['columns'])) {
+				$content_req .= implode(', ',$params['columns']).', ';
+			}
+			
+			$strReq =
+			'SELECT C.comment_id, comment_dt, comment_tz, comment_upddt, '.
+			'comment_author, comment_email, comment_site, '.
+			$content_req.' comment_trackback, comment_status, '.
+			'comment_spam_status, comment_spam_filter, comment_ip, '.
+			'P.post_title, P.post_url, P.post_id, P.post_password, P.post_type, '.
+			'P.post_dt, P.user_id, U.user_email, U.user_url ';
+		}
+		
+		$strReq .=
+		'FROM '.$this->prefix.'comment C '.
+		'INNER JOIN '.$this->prefix.'post P ON C.post_id = P.post_id '.
+		'INNER JOIN '.$this->prefix.'user U ON P.user_id = U.user_id ';
+		
+		if (!empty($params['from'])) {
+			$strReq .= $params['from'].' ';
+		}
+		
+		$strReq .=
+		"WHERE P.blog_id = '".$this->con->escape($this->id)."' ";
+		
+		if (!$this->core->auth->check('contentadmin',$this->id)) {
+			$strReq .= 'AND ((comment_status = 1 AND P.post_status = 1 ';
+			
+			if ($this->without_password) {
+				$strReq .= 'AND post_password IS NULL ';
+			}
+			$strReq .= ') ';
+			
+			if ($this->core->auth->userID()) {
+				$strReq .= "OR P.user_id = '".$this->con->escape($this->core->auth->userID())."')";
+			} else {
+				$strReq .= ') ';
+			}
+		}
+		
+		if (!empty($params['post_type']))
+		{
+			if (is_array($params['post_type']) && !empty($params['post_type'])) {
+				$strReq .= 'AND post_type '.$this->con->in($params['post_type']);
+			} else {
+				$strReq .= "AND post_type = '".$this->con->escape($params['post_type'])."' ";
+			}
+		}
+		
+		if (!empty($params['post_id'])) {
+			$strReq .= 'AND P.post_id = '.(integer) $params['post_id'].' ';
+		}
+		
+		if (!empty($params['cat_id'])) {
+			$strReq .= 'AND P.cat_id = '.(integer) $params['cat_id'].' ';
+		}
+		
+		if (!empty($params['comment_id'])) {
+			$strReq .= 'AND comment_id = '.(integer) $params['comment_id'].' ';
+		}
+		
+		if (isset($params['comment_status'])) {
+			$strReq .= 'AND comment_status = '.(integer) $params['comment_status'].' ';
+		}
+		
+		if (!empty($params['comment_status_not']))
+		{
+			$strReq .= 'AND comment_status <> '.(integer) $params['comment_status_not'].' ';
+		}
+		
+		if (isset($params['comment_trackback'])) {
+			$strReq .= 'AND comment_trackback = '.(integer) (boolean) $params['comment_trackback'].' ';
+		}
+		
+		if (isset($params['comment_ip'])) {
+			$strReq .= "AND comment_ip = '".$this->con->escape($params['comment_ip'])."' ";
+		}
+		
+		if (isset($params['q_author'])) {
+			$q_author = $this->con->escape(str_replace('*','%',strtolower($params['q_author'])));
+			$strReq .= "AND LOWER(comment_author) LIKE '".$q_author."' ";
+		}
+		
+		if (!empty($params['search']))
+		{
+			$words = text::splitWords($params['search']);
+			
+			if (!empty($words))
+			{
+				# --BEHAVIOR coreCommentSearch
+				if ($this->core->hasBehavior('coreCommentSearch')) {
+					$this->core->callBehavior('coreCommentSearch',$this->core,array(&$words,&$strReq,&$params));
+				}
+				
+				if ($words)
+				{
+					foreach ($words as $i => $w) {
+						$words[$i] = "comment_words LIKE '%".$this->con->escape($w)."%'";
+					}
+					$strReq .= 'AND '.implode(' AND ',$words).' ';
+				}
+			}
+		}
+		
+		if (!empty($params['sql'])) {
+			$strReq .= $params['sql'].' ';
+		}
+		
+		if (!$count_only)
+		{
+			if (!empty($params['order'])) {
+				$strReq .= 'ORDER BY '.$this->con->escape($params['order']).' ';
+			} else {
+				$strReq .= 'ORDER BY comment_dt DESC ';
+			}
+		}
+		
+		if (!$count_only && !empty($params['limit'])) {
+			$strReq .= $this->con->limit($params['limit']);
+		}
+		
+		$rs = $this->con->select($strReq);
+		$rs->core = $this->core;
+		$rs->extend('rsExtComment');
+		
+		# --BEHAVIOR-- coreBlogGetComments
+		$this->core->callBehavior('coreBlogGetComments',$rs);
+		
+		return $rs;
+	}
+	
+	/**
+	Creates a new comment. Takes a cursor as input and returns the new comment
+	ID.
+	
+	@param	cur		<b>cursor</b>		Comment cursor
+	@return	<b>integer</b>		New comment ID
+	*/
+	public function addComment($cur)
+	{
+		$this->con->writeLock($this->prefix.'comment');
+		try
+		{
+			# Get ID
+			$rs = $this->con->select(
+				'SELECT MAX(comment_id) '.
+				'FROM '.$this->prefix.'comment ' 
+			);
+			
+			$cur->comment_id = (integer) $rs->f(0) + 1;
+			$cur->comment_upddt = date('Y-m-d H:i:s');
+			
+			$offset = dt::getTimeOffset($this->settings->system->blog_timezone);
+			$cur->comment_dt = date('Y-m-d H:i:s',time() + $offset);
+			$cur->comment_tz = $this->settings->system->blog_timezone;
+			
+			$this->getCommentCursor($cur);
+			
+			if ($cur->comment_ip === null) {
+				$cur->comment_ip = http::realIP();
+			}
+			
+			# --BEHAVIOR-- coreBeforeCommentCreate
+			$this->core->callBehavior('coreBeforeCommentCreate',$this,$cur);
+			
+			$cur->insert();
+			$this->con->unlock();
+		}
+		catch (Exception $e)
+		{
+			$this->con->unlock();
+			throw $e;
+		}
+		
+		# --BEHAVIOR-- coreAfterCommentCreate
+		$this->core->callBehavior('coreAfterCommentCreate',$this,$cur);
+		
+		$this->triggerComment($cur->comment_id);
+		if ($cur->comment_status != -2) {
+			$this->triggerBlog();
+		}	
+		return $cur->comment_id;
+	}
+	
+	/**
+	Updates an existing comment.
+	
+	@param	id		<b>integer</b>		Comment ID
+	@param	cur		<b>cursor</b>		Comment cursor
+	*/
+	public function updComment($id,$cur)
+	{
+		if (!$this->core->auth->check('usage,contentadmin',$this->id)) {
+			throw new Exception(__('You are not allowed to update comments'));
+		}
+		
+		$id = (integer) $id;
+		
+		if (empty($id)) {
+			throw new Exception(__('No such comment ID'));
+		}
+		
+		$rs = $this->getComments(array('comment_id' => $id));
+		
+		if ($rs->isEmpty()) {
+			throw new Exception(__('No such comment ID'));
+		}
+		
+		#If user is only usage, we need to check the post's owner
+		if (!$this->core->auth->check('contentadmin',$this->id))
+		{
+			if ($rs->user_id != $this->core->auth->userID()) {
+				throw new Exception(__('You are not allowed to update this comment'));
+			}
+		}
+		
+		$this->getCommentCursor($cur);
+		
+		$cur->comment_upddt = date('Y-m-d H:i:s');
+		
+		if (!$this->core->auth->check('publish,contentadmin',$this->id)) {
+			$cur->unsetField('comment_status');
+		}
+		
+		# --BEHAVIOR-- coreBeforeCommentUpdate
+		$this->core->callBehavior('coreBeforeCommentUpdate',$this,$cur,$rs);
+		
+		$cur->update('WHERE comment_id = '.$id.' ');
+		
+		# --BEHAVIOR-- coreAfterCommentUpdate
+		$this->core->callBehavior('coreAfterCommentUpdate',$this,$cur,$rs);
+		
+		$this->triggerComment($id);
+		$this->triggerBlog();
+	}
+	
+	/**
+	Updates comment status.
+	
+	@param	id		<b>integer</b>		Comment ID
+	@param	status	<b>integer</b>		Comment status
+	*/
+	public function updCommentStatus($id,$status)
+	{
+		if (!$this->core->auth->check('publish,contentadmin',$this->id)) {
+			throw new Exception(__("You are not allowed to change this comment's status"));
+		}
+		
+		$cur = $this->con->openCursor($this->prefix.'comment');
+		$cur->comment_status = (integer) $status;
+		$this->updComment($id,$cur);
+	}
+	
+	/**
+	Delete a comment
+	
+	@param	id		<b>integer</b>		Comment ID
+	*/
+	public function delComment($id)
+	{
+		if (!$this->core->auth->check('delete,contentadmin',$this->id)) {
+			throw new Exception(__('You are not allowed to delete comments'));
+		}
+		
+		$id = (integer) $id;
+		
+		if (empty($id)) {
+			throw new Exception(__('No such comment ID'));
+		}
+		
+		#If user can only delete, we need to check the post's owner
+		if (!$this->core->auth->check('contentadmin',$this->id))
+		{
+			$strReq = 'SELECT P.post_id '.
+					'FROM '.$this->prefix.'post P, '.$this->prefix.'comment C '.
+					'WHERE P.post_id = C.post_id '.
+					"AND P.blog_id = '".$this->con->escape($this->id)."' ".
+					'AND comment_id = '.$id.' '.
+					"AND user_id = '".$this->con->escape($this->core->auth->userID())."' ";
+			
+			$rs = $this->con->select($strReq);
+			
+			if ($rs->isEmpty()) {
+				throw new Exception(__('You are not allowed to delete this comment'));
+			}
+		}
+		
+		$strReq = 'DELETE FROM '.$this->prefix.'comment '.
+				'WHERE comment_id = '.$id.' ';
+		
+		$this->triggerComment($id,true);
+		$this->con->execute($strReq);
+		$this->triggerBlog();
+	}
+	
+	private function getCommentCursor($cur)
+	{
+		if ($cur->comment_content !== null && $cur->comment_content == '') {
+			throw new Exception(__('You must provide a comment'));
+		}
+		
+		if ($cur->comment_author !== null && $cur->comment_author == '') {
+			throw new Exception(__('You must provide an author name'));
+		}
+		
+		if ($cur->comment_email != '' && !text::isEmail($cur->comment_email)) {
+			throw new Exception(__('Email address is not valid.'));
+		}
+		
+		if ($cur->comment_site !== null && $cur->comment_site != '') {
+			if (!preg_match('|^http(s?)://|',$cur->comment_site)) {
+				$cur->comment_site = 'http://'.$cur->comment_site;
+			}
+		}
+		
+		if ($cur->comment_status === null) {
+			$cur->comment_status = (integer) $this->settings->system->comments_pub;
+		}
+		
+		# Words list
+		if ($cur->comment_content !== null)
+		{
+			$cur->comment_words = implode(' ',text::splitWords($cur->comment_content));
+		}
+	}
+	//@}
 }
+?>
