plugins/generic/cmsRSS/CmsRssPlugin.inc.php

<?php

import('classes.plugins.GenericPlugin');

class CmsRssPlugin extends GenericPlugin {
   function getName() {
      return 'CmsRssPlugin';
   }

   function getDisplayName() {
      return Locale::translate('plugins.generic.cmsrss.displayName');
   }

   function getDescription() {
      $description = Locale::translate('plugins.generic.cmsrss.description');
      if ( !$this->isCmsInstalled() )
         $description .= "<br />".Locale::translate('plugins.generic.cmsrss.requirement.cms');
      return $description;
   }

   function &getCmsPlugin() {
      $plugin =& PluginRegistry::getPlugin('generic', 'CmsPlugin');
      return $plugin;
   }

   function isCmsInstalled() {
      $plugin =& $this->getCmsPlugin();
      return ($plugin && $plugin->getEnabled());
   }

   function register($category, $path) {
      if (!Config::getVar('general', 'installed')) return false;
      if (parent::register($category, $path)) {
         $this->addLocaleData();
         HookRegistry::register('Plugins::CmsHandler', array(&$this, 'callbackAddRssFeeds'));
         return true;
      }
      return false;
   }

   /*
    * Declare the handler function to process the actual page URL
    */
   function callbackAddRssFeeds($hookName, $args) {
      if ( $this->getEnabled() ) {
         $current = $args[0];
         $output =& $args[1];

         $journal =& Request::getJournal();
         $journalId = $journal->getJournalId();

         $templateMgr =& TemplateManager::getManager();

         $this->import('SimplePie');

         $urls = $this->getSetting($journalId, 'urls');


         $months = $this->getSetting($journalId, 'months');
         $aggregate = $this->getSetting($journalId, 'aggregate');

         $feeds = array();
         foreach ( $urls as $feedInfo ) {
            $webSafe = array();
            foreach ( explode(":", $feedInfo['pageName']) as $pageName ) {
               $webSafe[] = ContentManager::websafe($pageName) ;
            }
            $webSafe = implode(":", $webSafe);

            // skip all the ones that wont go on this page
            if ( strcmp($webSafe, $current) != 0)
               continue;

            $feed = new SimplePie();
            $feed->feed_url($feedInfo['url']);
            $feed->cache_location(Core::getBaseDir() . DIRECTORY_SEPARATOR . 'cache');
            $feed->replace_headers(true);
            $feed->init();

            if ( $feed->data ) {
               $max = $feed->get_item_quantity(0);
               $templateMgr->assign('feed', $feed);
               for ($x = 0; $x < $max; $x++) {
                  $item = $feed->get_item($x);

                  $templateMgr->assign('item', $item);

                  $items[$item->get_date('U')] = trim($templateMgr->fetch($this->getTemplatePath().'rss.tpl'));
               }
            }
         }

         if ( is_array($items) && count($items) > 0 ) {
            if ( $aggregate )
               krsort($items);


            foreach ( $items as $time => $post) {
               if ( $months > 0 ) {
                  if ( $time > strtotime("-".$months." month") ) {
                     $output .= $post;
                  }
               } else {
                  $output .= $post;
               }
            }
         }

      }


      return false;
   }

   function getEnabled() {
      $journal = &Request::getJournal();
      if (!$journal) return false;
      return $this->getSetting($journal->getJournalId(), 'enabled');
   }

   function setEnabled($enabled) {
      $journal = &Request::getJournal();
      if ($journal) {
         $this->updateSetting($journal->getJournalId(), 'enabled', $enabled ? true : false);

         return true;
      }
      return false;
   }

   function getManagementVerbs() {
      if ( !$this->isCmsInstalled() )
         return array();

      $verbs = array();
      if ($this->getEnabled()) {
         $verbs[] = array(
            'disable',
            Locale::translate('manager.plugins.disable')
         );
         $verbs[] = array(
            'settings',
            Locale::translate('manager.plugins.cmsrss.edit')
         );
      } else {
         $verbs[] = array(
            'enable',
            Locale::translate('manager.plugins.enable')
         );
      }
      return $verbs;
   }

   function setBreadcrumbs() {
      $templateMgr = &TemplateManager::getManager();
      $pageCrumbs = array(
         array(
            Request::url(null, 'user'),
            'navigation.user'
         ),
         array(
            Request::url(null, 'manager'),
            'user.role.manager'
         ),
         array(
            Request::url(null, 'manager', 'plugins'),
            'manager.plugins'
         )
      );

      $templateMgr->assign('pageHierarchy', $pageCrumbs);
   }

   function manage($verb, $args) {
      $returner = true;

      $templateMgr = &TemplateManager::getManager();
      $templateMgr->register_function('plugin_url', array(&$this, 'smartyPluginUrl'));


      switch ($verb) {
         case 'settings':
            $journal =& Request::getJournal();

            $this->import('CmsRssSettingsForm');
            $form =& new CmsRssSettingsForm($this, $journal->getJournalId());

            $this->setBreadcrumbs();
            $form->readInputData();

            if (Request::getUserVar('addUrl')) {
               // Add a sponsor
               $editData = true;
               $urls = $form->getData('urls');
               array_push($urls, array());
               $form->_data['urls'] = $urls;

            } else if (($delUrl = Request::getUserVar('delUrl')) && count($delUrl) == 1) {
               // Delete an url
               $editData = true;
               list($delUrl) = array_keys($delUrl);
               $delUrl = (int) $delUrl;
               $urls = $form->getData('urls');
               if (isset($urls[$delUrl]['urlId']) && !empty($urls[$delUrl]['urlId'])) {
                  $deletedUrls = explode(':', $form->getData('deletedUrls'));
                  array_push($deletedUrls, $urls[$delUrl]['urlId']);
                  $form->setData('deletedUrls', join(':', $deletedUrls));
               }
               array_splice($urls, $delUrl, 1);
               $form->_data['urls'] = $urls;

            } else if ( Request::getUserVar('save') ) {
               $editData = true;
               $form->execute();
            } else {
               $form->initData();
            }

            if ( !isset($editData) && $form->validate()) {
               $form->execute();
               $form->display();
            } else {
               $form->display();
            }
            $returner = true;
            break;
         case 'enable':
            $this->setEnabled(true);
            $returner = false;
            break;
         case 'disable':
            $this->setEnabled(false);
            $returner = false;
            break;
      }

      return $returner;
   }
}

?>

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