html_editor_manager.inc

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<?php
class HtmlEditorManager
{
     static $plugins = array();              
     static $additionalPlugins = array();
     static $actionFilters = array();
     
     function HtmlEditorManager()
     {
 
     }
 
     static function registerPlugin($title, $plugin)
     {
          HtmlEditorManager::$plugins[$plugin] = $title;    
     }
     
     static function registerAdditionalPlugin($title, $plugin)
     {
          HtmlEditorManager::$additionalPlugins[$plugin] = $title;
     }
 
     static function registerActionFilter($filter)
     {
          HtmlEditorManager::$actionFilters[] = $filter; 
     }
     
     static function upgradeComponent($version)
     {
          $mgr = new HtmlEditorUpgradeManager();
          $mgr->upgrade($version);
     }
     
     static function setDefaults()
     {
          Settings::setDefaultValue("html_editor", "CSS_files", "", Text, "List of CSS files to apply within the editor. Put each CSS file on a separate line.", "Appearance");
          Settings::setDefaultValue("html_editor", "body_class", "", String, "Body class to be applied to content within the editor - use this to override inappropriate styles", "Appearance");
 
          Settings::setDefaultValue("html_editor", "enable_custom_CSS", false, Boolean, "", "Custom CSS", null, 1);
          Settings::setDefaultValue("html_editor", "custom_CSS", "", Text, "This setting can be used to provide custom CSS styles, configurable from the HTML editor. A link tag to /action/html_editor/custom_styles must be added to your site's template files.", "Custom CSS", null, 2);
     }
 
     static function registerSerializationHandler()
     {
          SerializationManager::registerHandler("snippets", "Snippets", new SimpleSerializationHandler(Snippet));
          return true;
     }
     
     static function onInitialize()
     {
          global $tiny_mce_application_plugins;
          global $tiny_mce_application_toolbar_section;
          global $tiny_mce_application_context_menu_section;
          global $tiny_mce_content_css;
          global $tiny_mce_body_class;
          
          ComponentManager::fireEvent("RegisterHTMLEditorPlugins");
          ComponentManager::fireEvent("RegisterHTMLEditorActionFilters");
          
          $tiny_mce_application_plugins = implode(",", array_keys(HtmlEditorManager::$plugins));
          $tiny_mce_application_toolbar_section = implode(" ", array_keys(HtmlEditorManager::$plugins)) . " |";
          $tiny_mce_application_context_menu_section = implode(" ", array_keys(HtmlEditorManager::$plugins)) . " |";
          $tiny_mce_content_css = Settings::getValue("html_editor", "CSS_files");
          $tiny_mce_body_class = Settings::getValue("html_editor", "body_class");
          
          if (count(HtmlEditorManager::$actionFilters) > 0)
          {
               HTMLFieldRenderer::$actionFilter = 'HTMLEditorManager::handleActionFilters';
          }
     }
     
     static function handleActionFilters($context)
     {
          foreach(HTMLEditorManager::$actionFilters as $filter)
          {
               $context = $filter($context);
          }
          return $context;
     }
     
     static function applyCustomCSS($template)
     {
          if (Settings::getValue("html_editor", "enable_custom_css"))
          {
               $template = str_replace("</head>", "  <link href='/action/html_editor/custom_css' rel='stylesheet'/>\n</head>", $template);
          }    
          return $template;
     }
     
     static function formatSnippetParameters($snippet)
     {
          $matches = array();
          if (preg_match_all("/{([^}]+)}/", $snippet->snippet, $matches, PREG_PATTERN_ORDER))
          {
               $fields = array_unique($matches[1]);
               
               ?>
               <h4>Snippet Parameters</h4>
               <table class='form' id='snippet_parameters'>
                
               <?
               foreach($fields as $field)
               {
               ?>
               <tr><td class='label'><label><?echo $field?></label></td>
               <td class='value'><input type='text' name='<?echo $field?>' class='snippet_parameter' id='snippet_parameter_{$i}' value='' size='75'/></td></tr>
               <?
               }
               ?>
               </table>
               <br/>
               <?
          }
     }
     
}
?>