source: plugins/widgets/index.php @ 1659:12fc8eddfa0f

<?php
# -- BEGIN LICENSE BLOCK ---------------------------------------
#
# This file is part of Dotclear 2.
#
# Copyright (c) 2003-2013 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_CONTEXT_ADMIN')) { return; }

include dirname(__FILE__).'/_default_widgets.php';

# Loading navigation, extra widgets and custom widgets
$widgets_nav = null;
if ($core->blog->settings->widgets->widgets_nav) {
     $widgets_nav = dcWidgets::load($core->blog->settings->widgets->widgets_nav);
}
$widgets_extra = null;
if ($core->blog->settings->widgets->widgets_extra) {
     $widgets_extra = dcWidgets::load($core->blog->settings->widgets->widgets_extra);
}
$widgets_custom = null;
if ($core->blog->settings->widgets->widgets_custom) {
     $widgets_custom = dcWidgets::load($core->blog->settings->widgets->widgets_custom);
}

$append_combo = array(
     '-' => 0,
     __('navigation') => 'nav',
     __('extra') => 'extra',
     __('custom') => 'custom'
);

function literalNullString($v)
{
     if ($v == '') {
          return '&lt;'.__('empty string').'&gt;';
     }
     return $v;
}

# Adding widgets to sidebars
if (!empty($_POST['append']) && is_array($_POST['addw']))
{
     # Filter selection
     $addw = array();
     foreach ($_POST['addw'] as $k => $v) {
          if (($v == 'extra' || $v == 'nav' || $v == 'custom') && $__widgets->{$k} !== null ) {
               $addw[$k] = $v;
          }
     }
     
     # Append widgets
     if (!empty($addw))
     {
          if (!($widgets_nav instanceof dcWidgets)) {
               $widgets_nav = new dcWidgets;
          }
          if (!($widgets_extra instanceof dcWidgets)) {
               $widgets_extra = new dcWidgets();
          }
          if (!($widgets_custom instanceof dcWidgets)) {
               $widgets_custom = new dcWidgets();
          }
          
          foreach ($addw as $k => $v)
          {
               switch ($v) {
                    case 'nav':
                         $widgets_nav->append($__widgets->{$k});
                         break;
                    case 'extra':
                         $widgets_extra->append($__widgets->{$k});
                         break;
                    case 'custom':
                         $widgets_custom->append($__widgets->{$k});
                         break;
               }
          }
          
          try {
               $core->blog->settings->addNamespace('widgets');
               $core->blog->settings->widgets->put('widgets_nav',$widgets_nav->store());
               $core->blog->settings->widgets->put('widgets_extra',$widgets_extra->store());
               $core->blog->settings->widgets->put('widgets_custom',$widgets_custom->store());
               $core->blog->triggerBlog();
               http::redirect($p_url);
          } catch (Exception $e) {
               $core->error->add($e->getMessage());
          }
     }
}

# Update sidebars
if (!empty($_POST['wup']))
{
     if (!isset($_POST['w']) || !is_array($_POST['w'])) {
          $_POST['w'] = array();
     }
     
     try
     {
          # Removing mark as _rem widgets
          foreach ($_POST['w'] as $nsid => $nsw) {
               foreach ($nsw as $i => $v) {
                    if (!empty($v['_rem'])) {
                         unset($_POST['w'][$nsid][$i]);
                         continue;
                    }
               }
          }
          
          if (!isset($_POST['w']['nav'])) {
               $_POST['w']['nav'] = array();
          }
          if (!isset($_POST['w']['extra'])) {
               $_POST['w']['extra'] = array();
          }
          if (!isset($_POST['w']['custom'])) {
               $_POST['w']['custom'] = array();
          }
          
          $widgets_nav = dcWidgets::loadArray($_POST['w']['nav'],$__widgets);
          $widgets_extra = dcWidgets::loadArray($_POST['w']['extra'],$__widgets);
          $widgets_custom = dcWidgets::loadArray($_POST['w']['custom'],$__widgets);
          
          $core->blog->settings->addNamespace('widgets');
          $core->blog->settings->widgets->put('widgets_nav',$widgets_nav->store());
          $core->blog->settings->widgets->put('widgets_extra',$widgets_extra->store());
          $core->blog->settings->widgets->put('widgets_custom',$widgets_custom->store());
          $core->blog->triggerBlog();
          
          http::redirect($p_url);
     }
     catch (Exception $e)
     {
          $core->error->add($e->getMessage());
     }
}
elseif (!empty($_POST['wreset']))
{
     try
     {
          $core->blog->settings->addNamespace('widgets');
          $core->blog->settings->widgets->put('widgets_nav','');
          $core->blog->settings->widgets->put('widgets_extra','');
          $core->blog->settings->widgets->put('widgets_custom','');
          $core->blog->triggerBlog();
          
          http::redirect($p_url);
     }
     catch (Exception $e)
     {
          $core->error->add($e->getMessage());
     }
}
?>
<html>
<head>
  <title><?php echo __('Widgets'); ?></title>
  <style type="text/css">
  <?php echo file_get_contents(dirname(__FILE__).'/style.css'); ?>
  </style>
     <script type="text/javascript" src="js/jquery/jquery-ui.custom.js"></script>
  <script type="text/javascript" src="index.php?pf=widgets/widgets.js"></script>
  <?php 
     $core->auth->user_prefs->addWorkspace('accessibility'); 
     $user_dm_nodragdrop = $core->auth->user_prefs->accessibility->nodragdrop;
  ?>
  <?php if (!$user_dm_nodragdrop) : ?>
  <script type="text/javascript" src="index.php?pf=widgets/dragdrop.js"></script>
  <?php endif; ?>
  <script type="text/javascript">
  //<![CDATA[
  <?php echo dcPage::jsVar('dotclear.msg.confirm_widgets_reset',
     __('Are you sure you want to reset sidebars?')); ?>
  //]]>
  </script>
  <?php echo(dcPage::jsConfirmClose('sidebarsWidgets')); ?>
</head>
<body>
<?php
echo dcPage::breadcrumb(
     array(
          html::escapeHTML($core->blog->name) => '',
          '<span class="page-title">'.__('Widgets').'</span>' => ''
     ));

# All widgets
echo
'<form id="listWidgets" action="'.$p_url.'" method="post"  class="widgets">'.
'<h3>'.__('Available widgets').'</h3>'.
'<p>'.__('Move widgets from this list to one of the sidebars.').'</p>'.
'<ul id="widgets-ref">';

$j = 0;
foreach ($__widgets->elements(true) as $w) {
     echo
     '<li>'.form::hidden(array('w[void][0][id]'),html::escapeHTML($w->id())).
     '<p class="widget-name">'.form::field(array('w[void][0][order]'),2,3,0,'hide','',0,'title="'.__('order').'"').' '.$w->name().
     ($w->desc() != '' ? ' <span class="form-note">'.__($w->desc()).'</span>' : '').'</p>'.
     '<p class="manual-move remove-if-drag"><label class="classic">'.__('Append to:').'</label> '.
     form::combo(array('addw['.$w->id().']'),$append_combo).'</p>'.
     '<div class="widgetSettings hidden-if-drag">'.$w->formSettings('w[void][0]',$j).'</div>'.
     '</li>';
     $j++;
}

echo
'</ul>'.
$core->formNonce().
'<p class="remove-if-drag"><input type="submit" name="append" value="'.__('Add widgets to sidebars').'" /></p>'.
'</form>';

echo '<form id="sidebarsWidgets" action="'.$p_url.'" method="post">';
# Nav sidebar
echo
'<div id="sidebarNav" class="widgets fieldset">'.
sidebarWidgets('dndnav',__('Navigation sidebar'),$widgets_nav,'nav',$__default_widgets['nav'],$j).
'</div>'.
'<ul class="sortable-delete"><li class="sortable-delete-placeholder">'.__('Drag here to delete').'</li></ul>';

# Extra sidebar
echo
'<div id="sidebarExtra" class="widgets fieldset">'.
sidebarWidgets('dndextra',__('Extra sidebar'),$widgets_extra,'extra',$__default_widgets['extra'],$j).
'</div>'.
'<ul class="sortable-delete"><li class="sortable-delete-placeholder">'.__('Drag here to delete').'</li></ul>';

# Custom sidebar
echo
'<div id="sidebarCustom" class="widgets fieldset">'.
sidebarWidgets('dndcustom',__('Custom sidebar'),$widgets_custom,'custom',$__default_widgets['custom'],$j).
'</div>'.
'<ul class="sortable-delete"><li class="sortable-delete-placeholder">'.__('Drag here to delete').'</li></ul>';

echo
'<p id="sidebarsControl">'.
$core->formNonce().
'<input type="submit" name="wup" value="'.__('Update sidebars').'" /> '.
'<input type="submit" class="reset" name="wreset" value="'.__('Reset sidebars').'" /></p>'.
'</form>';

$widget_elements = new stdClass;
$widget_elements->content =
'<h3 class="clear">'.__('Use of widgets').'</h3>'.
'<p>'.__('Widgets may be used to add various blocks of content to be displayed on your public pages. To add a widget, '.
'drag it from the Available widgets list on the left to one of the sidebars on the right of this page. You can order '.
'your widgets in a sidebar by dragging them up or down. You must update sidebars to apply your changes.').'</p>'.
'<p>'.__('Once included in a sidebar, widgets have configuration options that you can reach by clicking on the arrow next '.
'to their name.').'</p>'.
'<p>'.__('Reset sidebars to get back to default widgets installation.').'</p>'.
'<h3 class="clear">'.__('Widget templates tags').'</h3>'.
'<div id="widgets-tpl">'.
'<p>'.__('If you are allowed to edit your theme templates, you can directly add widgets as '.
'templates tags, with their own configuration.').'</p>'.
'<p>'.__('To add a widget in your template, you need to write code like this:').'</p>'.
'<pre>&lt;tpl:Widget id="<strong>'.__('Widget ID').'</strong>"&gt;
  &lt;setting name="<strong>'.__('Setting name').'</strong>"&gt;<strong>'.__('Setting value').'</strong>&lt;/setting&gt;
  ...
&lt;/tpl:Widget&gt;</pre>'.
'<p>'.__('Here are the following available widgets for your blog:').'</p>';

$widget_elements->content .= '<dl>';
foreach ($__widgets->elements() as $w)
{
     $widget_elements->content .=
     '<dt><strong>'.html::escapeHTML($w->name()).'</strong> ('.
     __('Widget ID:').' <strong>'.html::escapeHTML($w->id()).'</strong>)'.
     ($w->desc() != '' ? ' <span class="form-note">'.__($w->desc()).'</span>' : '').'</dt>'.
     '<dd>';
     
     $w_settings = $w->settings();
     if (empty($w_settings))
     {
          $widget_elements->content .= '<p>'.__('No setting for this widget').'</p>';
     }
     else
     {
          $widget_elements->content .= '<ul>';
          foreach ($w->settings() as $n => $s)
          {
               switch ($s['type']) {
                    case 'check':
                         $s_type = __('boolean').", ".__('possible values:')." <code>0</code> ".__('or')." <code>1</code>";
                         break;
                    case 'combo':
                         $s['options'] = array_map("literalNullString", $s['options']);
                         $s_type = __('listitem').", ".__('possible values:')." <code>".implode('</code>, <code>',$s['options'])."</code>";
                         break;
                    case 'text':
                    case 'textarea':
                    default:
                         $s_type = __('string');
                         break;
               }
               
               $widget_elements->content .=
               '<li>'.
               __('Setting name:').' <strong>'.html::escapeHTML($n).'</strong>'.
               ' ('.$s_type.')'.
               '</li>';
          }
          $widget_elements->content .= '</ul>';
     }
     $widget_elements->content .= '</dd>';
}
$widget_elements->content .= '</dl></div>';

dcPage::helpBlock($widget_elements);

function sidebarWidgets($id,$title,$widgets,$pr,$default_widgets,&$j)
{
     $res = '<h3>'.$title.'</h3>';
     
     if (!($widgets instanceof dcWidgets))
     {
          $widgets = $default_widgets;
     }
     
     if ($widgets->isEmpty()) {
          $res .= '<p class="empty-widgets">'.__('No widget.').'</p>';
     } else {
          $res .= '<p class="empty-widgets" style="display: none;">'.__('No widget.').'</p>';
     }
     
     $res .= '<ul id="'.$id.'" class="connected">';
     
     $i = 0;
     foreach ($widgets->elements() as $w)
     {
          $iname = 'w['.$pr.']['.$i.']';
          
          $res .=
          '<li>'.form::hidden(array($iname.'[id]'),html::escapeHTML($w->id())).
          '<p class="widget-name">'.form::field(array($iname.'[order]'),2,3,(string) $i,'hidden-if-drag','',0,'title="'.__('order').'"').' '.$w->name().
          ($w->desc() != '' ? ' <span class="form-note">'.__($w->desc()).'</span>' : '').'</p>'.
          '<p class="removeWidget remove-if-drag"><label class="classic">'.
          form::checkbox(array($iname.'[_rem]'),'1',0).' '.__('Remove widget').
          '</label></p>'.
          '<div class="widgetSettings hidden-if-drag">'.$w->formSettings($iname,$j).'</div>'.
          '</li>';
          
          $i++;
          $j++;
     }
     
     $res .= '</ul>';
     
     return $res;
}
?>
</body>
</html>