<?php
/**
 * @package Dotclear
 * @subpackage Backend
 *
 * @copyright Olivier Meunier & Association Dotclear
 * @copyright GPL-2.0-only
 */

require dirname(__FILE__) . '/../inc/admin/prepend.php';

dcPage::check('usage,contentadmin');

# Getting categories
try {
    $categories = $core->blog->getCategories();
} catch (Exception $e) {
    $core->error->add($e->getMessage());
}

# Getting authors
try {
    $users = $core->blog->getPostsUsers();
} catch (Exception $e) {
    $core->error->add($e->getMessage());
}

# Getting dates
try {
    $dates = $core->blog->getDates(['type' => 'month']);
} catch (Exception $e) {
    $core->error->add($e->getMessage());
}

# Getting langs
try {
    $langs = $core->blog->getLangs();
} catch (Exception $e) {
    $core->error->add($e->getMessage());
}

# Creating filter combo boxes
$users_combo = dcAdminCombos::getUsersCombo($users);
dcUtils::lexicalKeySort($users_combo);
$users_combo = array_merge(
    ['-' => ''],
    $users_combo
);

$categories_combo = array_merge(
    [
        new formSelectOption('-', ''),
        new formSelectOption(__('(No cat)'), 'NULL')],
    dcAdminCombos::getCategoriesCombo($categories, false)
);
$categories_values = [];
foreach ($categories_combo as $cat) {
    if (isset($cat->value)) {
        $categories_values[$cat->value] = true;
    }
}

$status_combo = array_merge(
    ['-' => ''],
    dcAdminCombos::getPostStatusesCombo()
);

$selected_combo = [
    '-'                => '',
    __('Selected')     => '1',
    __('Not selected') => '0'
];

$comment_combo = [
    '-'          => '',
    __('Opened') => '1',
    __('Closed') => '0'
];

$trackback_combo = [
    '-'          => '',
    __('Opened') => '1',
    __('Closed') => '0'
];

$attachment_combo = [
    '-'                       => '',
    __('With attachments')    => '1',
    __('Without attachments') => '0'
];

$password_combo = [
    '-'                    => '',
    __('With password')    => '1',
    __('Without password') => '0'
];

# Months array
$dt_m_combo = array_merge(
    ['-' => ''],
    dcAdminCombos::getDatesCombo($dates)
);

$lang_combo = array_merge(
    ['-' => ''],
    dcAdminCombos::getLangsCombo($langs, false)
);

# Post formats
$core_formaters    = $core->getFormaters();
$available_formats = [];
foreach ($core_formaters as $editor => $formats) {
    foreach ($formats as $format) {
        $available_formats[$format] = $format;
    }
}
$format_combo = array_merge(
    ['-' => ''],
    $available_formats
);

$sortby_combo = [
    __('Date')                 => 'post_dt',
    __('Title')                => 'post_title',
    __('Category')             => 'cat_title',
    __('Author')               => 'user_id',
    __('Status')               => 'post_status',
    __('Selected')             => 'post_selected',
    __('Number of comments')   => 'nb_comment',
    __('Number of trackbacks') => 'nb_trackback'
];

$sortby_lex = [
    // key in sorty_combo (see above) => field in SQL request
    'post_title' => 'post_title',
    'cat_title'  => 'cat_title',
    'user_id'    => 'P.user_id'];

$order_combo = [
    __('Descending') => 'desc',
    __('Ascending')  => 'asc'
];

# Actions combo box

$posts_actions_page = new dcPostsActionsPage($core, $core->adminurl->get("admin.posts"));

if ($posts_actions_page->process()) {
    return;
}

/* Get posts
-------------------------------------------------------- */
$user_id    = !empty($_GET['user_id']) ? $_GET['user_id'] : '';
$cat_id     = !empty($_GET['cat_id']) ? $_GET['cat_id'] : '';
$status     = isset($_GET['status']) ? $_GET['status'] : '';
$password   = isset($_GET['password']) ? $_GET['password'] : '';
$selected   = isset($_GET['selected']) ? $_GET['selected'] : '';
$comment    = isset($_GET['comment']) ? $_GET['comment'] : '';
$trackback  = isset($_GET['trackback']) ? $_GET['trackback'] : '';
$attachment = isset($_GET['attachment']) ? $_GET['attachment'] : '';
$month      = !empty($_GET['month']) ? $_GET['month'] : '';
$lang       = !empty($_GET['lang']) ? $_GET['lang'] : '';
$format     = !empty($_GET['format']) ? $_GET['format'] : '';
$sortby     = !empty($_GET['sortby']) ? $_GET['sortby'] : 'post_dt';
$order      = !empty($_GET['order']) ? $_GET['order'] : 'desc';

$show_filters = false;

$page        = !empty($_GET['page']) ? max(1, (integer) $_GET['page']) : 1;
$nb_per_page = 30;

if (!empty($_GET['nb']) && (integer) $_GET['nb'] > 0) {
    if ($nb_per_page != (integer) $_GET['nb']) {
        $show_filters = true;
    }
    $nb_per_page = (integer) $_GET['nb'];
}

$params['limit']      = [(($page - 1) * $nb_per_page), $nb_per_page];
$params['no_content'] = true;
$params['where']      = '';

# - User filter
if ($user_id !== '' && in_array($user_id, $users_combo)) {
    $params['user_id'] = $user_id;
    $show_filters      = true;
} else {
    $user_id = '';
}

# - Categories filter
if ($cat_id !== '' && isset($categories_values[$cat_id])) {
    $params['cat_id'] = $cat_id;
    $show_filters     = true;
} else {
    $cat_id = '';
}

# - Status filter
if ($status !== '' && in_array($status, $status_combo)) {
    $params['post_status'] = $status;
    $show_filters          = true;
} else {
    $status = '';
}

# - Password filter
if ($password !== '' && in_array($password, $password_combo)) {
    $params['where'] .= ' AND post_password IS ' . ($password ? 'NOT ' : '') . 'NULL ';
    $show_filters = true;
} else {
    $password = '';
}

# - Selected filter
if ($selected !== '' && in_array($selected, $selected_combo)) {
    $params['post_selected'] = $selected;
    $show_filters            = true;
} else {
    $selected = '';
}

# - Comment filter
if ($comment !== '' && in_array($comment, $comment_combo)) {
    $params['where'] .= " AND post_open_comment = '" . $comment . "' ";
    $show_filters = true;
} else {
    $comment = '';
}

# - Comment filter
if ($trackback !== '' && in_array($trackback, $trackback_combo)) {
    $params['where'] .= " AND post_open_tb = '" . $trackback . "' ";
    $show_filters = true;
} else {
    $trackback = '';
}

# - Attachment filter
if ($attachment !== '' && in_array($attachment, $attachment_combo)) {
    $params['media']     = $attachment;
    $params['link_type'] = 'attachment';
    $show_filters        = true;
} else {
    $attachment = '';
}

# - Month filter
if ($month !== '' && in_array($month, $dt_m_combo)) {
    $params['post_month'] = substr($month, 4, 2);
    $params['post_year']  = substr($month, 0, 4);
    $show_filters         = true;
} else {
    $month = '';
}

# - Lang filter
if ($lang !== '' && in_array($lang, $lang_combo)) {
    $params['post_lang'] = $lang;
    $show_filters        = true;
} else {
    $lang = '';
}

# - Format filter
if ($format !== '' && in_array($format, $format_combo)) {
    $params['where'] .= " AND post_format = '" . $format . "' ";
    $show_filters = true;
} else {
    $format = '';
}

# - Sortby and order filter
if ($sortby !== '' && in_array($sortby, $sortby_combo)) {
    if (array_key_exists($sortby, $sortby_lex)) {
        $params['order'] = $core->con->lexFields($sortby_lex[$sortby]);
    } else {
        $params['order'] = $sortby;
    }
    if ($order !== '' && in_array($order, $order_combo)) {
        $params['order'] .= ' ' . $order;
    } else {
        $order = 'desc';
    }

    if ($sortby != 'post_dt' || $order != 'desc') {
        $show_filters = true;
    }
} else {
    $sortby = 'post_dt';
    $order  = 'desc';
}

# Get posts
try {
    $posts     = $core->blog->getPosts($params);
    $counter   = $core->blog->getPosts($params, true);
    $post_list = new adminPostList($core, $posts, $counter->f(0));
} catch (Exception $e) {
    $core->error->add($e->getMessage());
}

/* DISPLAY
-------------------------------------------------------- */

dcPage::open(__('Entries'),
    dcPage::jsLoad('js/_posts_list.js') . dcPage::jsFilterControl($show_filters),
    dcPage::breadcrumb(
        [
            html::escapeHTML($core->blog->name) => '',
            __('Entries')                       => ''
        ])
);
if (!empty($_GET['upd'])) {
    dcPage::success(__('Selected entries have been successfully updated.'));
} elseif (!empty($_GET['del'])) {
    dcPage::success(__('Selected entries have been successfully deleted.'));
}
if (!$core->error->flag()) {
    echo
    '<p class="top-add"><a class="button add" href="' . $core->adminurl->get("admin.post") . '">' . __('New entry') . '</a></p>' .
    '<form action="' . $core->adminurl->get("admin.posts") . '" method="get" id="filters-form">' .
    '<h3 class="out-of-screen-if-js">' . __('Show filters and display options') . '</h3>' .

    '<div class="table">' .
    '<div class="cell">' .
    '<h4>' . __('Filters') . '</h4>' .
    '<p><label for="user_id" class="ib">' . __('Author:') . '</label> ' .
    form::combo('user_id', $users_combo, $user_id) . '</p>' .
    '<p><label for="cat_id" class="ib">' . __('Category:') . '</label> ' .
    form::combo('cat_id', $categories_combo, $cat_id) . '</p>' .
    '<p><label for="status" class="ib">' . __('Status:') . '</label> ' .
    form::combo('status', $status_combo, $status) . '</p> ' .
    '<p><label for="format" class="ib">' . __('Format:') . '</label> ' .
    form::combo('format', $format_combo, $format) . '</p>' .
    '<p><label for="password" class="ib">' . __('Password:') . '</label> ' .
    form::combo('password', $password_combo, $password) . '</p>' .
    '</div>' .

    '<div class="cell filters-sibling-cell">' .
    '<p><label for="selected" class="ib">' . __('Selected:') . '</label> ' .
    form::combo('selected', $selected_combo, $selected) . '</p>' .
    '<p><label for="attachment" class="ib">' . __('Attachments:') . '</label> ' .
    form::combo('attachment', $attachment_combo, $attachment) . '</p>' .
    '<p><label for="month" class="ib">' . __('Month:') . '</label> ' .
    form::combo('month', $dt_m_combo, $month) . '</p>' .
    '<p><label for="lang" class="ib">' . __('Lang:') . '</label> ' .
    form::combo('lang', $lang_combo, $lang) . '</p> ' .
    '<p><label for="comment" class="ib">' . __('Comments:') . '</label> ' .
    form::combo('comment', $comment_combo, $comment) . '</p>' .
    '<p><label for="trackback" class="ib">' . __('Trackbacks:') . '</label> ' .
    form::combo('trackback', $trackback_combo, $trackback) . '</p>' .
    '</div>' .

    '<div class="cell filters-options">' .
    '<h4>' . __('Display options') . '</h4>' .
    '<p><label for="sortby" class="ib">' . __('Order by:') . '</label> ' .
    form::combo('sortby', $sortby_combo, $sortby) . '</p>' .
    '<p><label for="order" class="ib">' . __('Sort:') . '</label> ' .
    form::combo('order', $order_combo, $order) . '</p>' .
    '<p><span class="label ib">' . __('Show') . '</span> <label for="nb" class="classic">' .
    form::number('nb', 0, 999, $nb_per_page) . ' ' .
    __('entries per page') . '</label></p>' .
    '</div>' .
    '</div>' .

    '<p><input type="submit" value="' . __('Apply filters and display options') . '" />' .
    '<br class="clear" /></p>' . //Opera sucks
    '</form>';

    # Show posts
    $post_list->display($page, $nb_per_page,
        '<form action="' . $core->adminurl->get("admin.posts") . '" method="post" id="form-entries">' .

        '%s' .

        '<div class="two-cols">' .
        '<p class="col checkboxes-helpers"></p>' .

        '<p class="col right"><label for="action" class="classic">' . __('Selected entries action:') . '</label> ' .
        form::combo('action', $posts_actions_page->getCombo()) .
        '<input id="do-action" type="submit" value="' . __('ok') . '" disabled /></p>' .
        form::hidden(['user_id'], $user_id) .
        form::hidden(['cat_id'], $cat_id) .
        form::hidden(['status'], $status) .
        form::hidden(['password'], $password) .
        form::hidden(['selected'], $selected) .
        form::hidden(['comment'], $comment) .
        form::hidden(['trackback'], $trackback) .
        form::hidden(['attachment'], $attachment) .
        form::hidden(['month'], $month) .
        form::hidden(['lang'], $lang) .
        form::hidden(['sortby'], $sortby) .
        form::hidden(['order'], $order) .
        form::hidden(['page'], $page) .
        form::hidden(['nb'], $nb_per_page) .
        $core->formNonce() .
        '</div>' .
        '</form>',
        $show_filters
    );
}

dcPage::helpBlock('core_posts');
dcPage::close();