plugins/SpecialRSS.php
changeset 3 f71442e3a95f
parent 2 882c793b0f37
child 4 308a696fce01
--- a/plugins/SpecialRSS.php	Tue Jul 29 08:53:12 2008 -0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,325 +0,0 @@
-<?php
-/*
-Plugin Name: RSS Frontend
-Plugin URI: http://enanocms.org/Feed_me
-Description: Provides the page Special:RSS, which is used to generate RSS feeds of site and page content changes.
-Author: Dan Fuhry
-Version: 1.0
-Author URI: http://enanocms.org/
-*/
-
-/*
- * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
- * Version 1.0 release candidate 2
- * Copyright (C) 2006-2007 Dan Fuhry
- *
- * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
- */
- 
-global $db, $session, $paths, $template, $plugins; // Common objects
-
-$plugins->attachHook('base_classes_initted', '
-  $paths->add_page(Array(
-    \'name\'=>\'RSS Feed - Latest changes\',
-    \'urlname\'=>\'RSS\',
-    \'namespace\'=>\'Special\',
-    \'special\'=>0,\'visible\'=>0,\'comments_on\'=>0,\'protected\'=>1,\'delvotes\'=>0,\'delvote_ips\'=>\'\',
-    ));
-  ');
-
-$plugins->attachHook('session_started', '__enanoRSSAttachHTMLHeaders();');
-
-function __enanoRSSAttachHTMLHeaders()
-{
-  global $db, $session, $paths, $template, $plugins; // Common objects
-  $template->add_header('<link rel="alternate" title="'.getConfig('site_name').' Changes feed" href="'.makeUrlNS('Special', 'RSS/recent', null, true).'" type="application/rss+xml" />');
-  $template->add_header('<link rel="alternate" title="'.getConfig('site_name').' Comments feed" href="'.makeUrlNS('Special', 'RSS/comments', null, true).'" type="application/rss+xml" />');
-}
-
-define('ENANO_FEEDBURNER_INCLUDED', true);
-
-/**
- * Class for easily generating RSS feeds.
- * @package Enano
- * @subpackage Feed Me
- * @license GNU General Public License <http://www.gnu.org/licenses/gpl.html>
- */
- 
-class RSS
-{
-  
-  /**
-   * List of channels contained in this feed.
-   * @var array
-   */
-  
-  var $channels = Array();
-  
-  /**
-   * The channel that's currently being operated on
-   * @var array
-   */
-  
-  var $this_channel = Array();
-  
-  /**
-   * GUID of the current channel
-   * @var string
-   */
-  
-  var $this_guid = '';
-  
-  /**
-   * List of fully XML-formatted feed entries.
-   * @var array
-   */
-  
-  var $items = Array();
-  
-  /**
-   * Constructor.
-   * @param string Feed title
-   * @param string Feed description
-   * @param string Linkback
-   * @param string Generator
-   * @param string E-mail of webmaster
-   */
-  
-  function __construct($title = false, $desc = false, $link = false, $gen = false, $email = false)
-  {
-    $this->create_channel($title, $desc, $link, $gen, $email);
-  }
-  
-  /**
-   * PHP 4 constructor.
-   */
-  
-  function RSS($title = false, $desc = false, $link = false, $gen = false, $email = false)
-  {
-    $this->__construct($title, $desc, $link, $gen, $email);
-  }
-  
-  /** 
-   * Creates a new channel.
-   */
-  
-  function create_channel($title = false, $desc = false, $link = false, $gen = false, $email = false)
-  {
-    if ( empty($title) )
-      $title = 'Untitled feed';
-    else
-      $title = htmlspecialchars($title);
-    if ( empty($desc) )
-      $desc = 'Test feed';
-    else
-      $desc = htmlspecialchars($desc);
-    if ( empty($link) )
-      $link = 'http' . ( isset($_SERVER['HTTPS']) ? 's' : '' ) . '://'.$_SERVER['HTTP_HOST'] . scriptPath . '/';
-    else
-      $link = htmlspecialchars($link);
-    if ( !empty($gen) )
-      $gen = htmlspecialchars($gen);
-    else
-      $gen = 'Enano CMS ' . enano_version();
-    if ( !empty($email) )
-      $email = htmlspecialchars($email);
-    else
-      $email = getConfig('contact_email');
-    
-    $this->channels = Array();
-    $guid = md5(microtime() . mt_rand());
-    $this->channels[$guid] = Array(
-        'title' => $title,
-        'desc' => $desc,
-        'link' => $link,
-        'gen' => $gen,
-        'email' => $email,
-        'lang' => 'en-us',
-        'items' => Array()
-      );
-    $this->this_channel =& $this->channels[$guid];
-    $this->this_guid = $guid;
-    return $guid;
-  }
-  
-  /**
-   * Selects a specific channel to add items to
-   * @param string The GUID of the channel
-   */
-  
-  function select_channel($guid)
-  {
-    if ( isset($this->channels[$guid]) )
-    {
-      $this->this_channel =& $this->channels[$guid];
-      $this->guid = $guid;
-    }
-  }
-  
-  /**
-   * Adds a news item.
-   * @param string Title of the feed entry
-   * @param string Link to where more information can be found
-   * @param string Short description or content area
-   * @param string Date the item was published. If this is a UNIX timestamp it will be formatted with date().
-   * @param string A Globally-Unique Identifier (GUID) for this item. Doesn't have to be a 128-bit hash - usually it's a link. If one is not provided, one is generated based on the first three parameters.
-   */
-  
-  function add_item($title, $link, $desc, $pubdate, $guid = false)
-  {
-    $title = htmlspecialchars($title);
-    $link = htmlspecialchars($link);
-    $desc = '<![CDATA[ ' . str_replace(']]>', ']]&gt;', $desc) . ']]>';
-    if ( is_int($pubdate) || ( !is_int($pub_date) && preg_match('/^([0-9]+)$/', $pubdate) ) )
-    {
-      $pubdate = date('D, d M Y H:i:s T', intval($pubdate));
-    }
-    if ( !$guid )
-    {
-      $guid = md5 ( $title . $link . $desc . $pubdate );
-      $sec1 = substr($guid, 0, 8);
-      $sec2 = substr($guid, 8, 4);
-      $sec3 = substr($guid, 12, 4);
-      $sec4 = substr($guid, 16, 4);
-      $sec5 = substr($guid, 20, 12);
-      $guid = sprintf('%s-%s-%s-%s-%s', $sec1, $sec2, $sec3, $sec4, $sec5);
-    }
-    $xml = "    <item>
-      <title>$title</title>
-      <link>$link</link>
-      <description>
-        $desc
-      </description>
-      <pubDate>$pubdate</pubDate>
-      <guid>$guid</guid>
-    </item>";
-    $this->this_channel['items'][] = $xml;
-  }
-  
-  /**
-   * Converts everything into the final RSS feed.
-   * @param bool If true, XML headers ("<?xml version="1.0" encoding="utf-8" ?>") are included. Defaults to true.
-   * @return string
-   */
-  
-  function render($headers = true)
-  {
-    $xml = '';
-    if ( $headers )
-      // The weird quotes are because of a jEdit syntax highlighting bug
-      $xml .= "<?xml version=".'"'."1.0".'"'." encoding=".'"'."utf-8".'"'." ?>\n";
-    $xml .= "<rss version=".'"'."2.0".'"'.">\n";
-    foreach ( $this->channels as $channel )
-    {
-      $xml .= "  <channel>
-    <title>{$channel['title']}</title>
-    <link>{$channel['link']}</link>
-    <description>{$channel['desc']}</description>
-    <generator>{$channel['gen']}</generator>
-    <webMaster>{$channel['email']}</webMaster>
-    <language>{$channel['lang']}</language>
-
-";
-      $content = implode("\n", $channel['items']) . "\n";
-      $xml .= $content;
-      $xml .= "  </channel>";
-      $xml .= "
-</rss>";
-    }
-    return $xml;
-  }
-  
-}
-
-// function names are IMPORTANT!!! The name pattern is: page_<namespace ID>_<page URLname, without namespace>
-
-function page_Special_RSS()
-{
-  global $db, $session, $paths, $template, $plugins; // Common objects
-  header('Content-type: text/xml; charset=utf-8'); //application/rss+xml');
-  global $aggressive_optimize_html;
-  $aggressive_optimize_html = false;
-  $session->sid_super = false;
-  if ( $session->auth_level > USER_LEVEL_MEMBER )
-    $session->auth_level = USER_LEVEL_MEMBER;
-  $mode = $paths->getParam(0);
-  $n = $paths->getParam(1);
-  if(!preg_match('#^([0-9]+)$#', $n) || (int)$n > 50) $n = 20;
-  else $n = (int)$n;
-  switch($mode)
-  {
-    case "recent":
-      $title = getConfig('site_name') . ' Recent Changes';
-      $desc = getConfig('site_desc');
-      
-      $rss = new RSS($title, $desc);
-      
-      $q = $db->sql_query('SELECT * FROM '.table_prefix.'logs WHERE log_type=\'page\' ORDER BY time_id DESC LIMIT '.$n.';');
-      if(!$q)
-      {
-        $rss->add_item('ERROR', '', 'Error selecting log data: ' . mysql_error() . '', time());
-      }
-      else
-      {
-        while($row = $db->fetchrow())
-        {
-          $link = makeUrlComplete($row['namespace'], $row['page_id'], "oldid={$row['time_id']}"); // makeUrlComplete($row['namespace'], $row['page_id']);
-          $title = $paths->pages[$paths->nslist[$row['namespace']].$row['page_id']]['name'];
-          $desc = "Change by {$row['author']}:<br />";
-          $desc .= ( $row['edit_summary'] != '' ) ? $row['edit_summary'] : 'No edit summary given.';
-          $date = $row['time_id'];
-          $guid = false;
-          
-          $rss->add_item($title, $link, $desc, $date, $guid);
-        }
-      }
-      
-      echo $rss->render();
-      break;
-    case "comments":
-      $title = getConfig('site_name') . ' Latest Comments';
-      $desc = getConfig('site_desc');
-      
-      $rss = new RSS($title, $desc);
-      
-      $q = $db->sql_query('SELECT * FROM '.table_prefix.'comments ORDER BY time DESC LIMIT '.$n.';');
-        
-      if(!$q)
-      {
-        $rss->add_item('ERROR', '', 'Error selecting log data: ' . mysql_error() . '', time());
-      }
-      else
-      {
-        $n = $db->numrows();
-        //echo '<!-- Number of rows: '.$n.' -->'; // ."\n<!-- SQL backtrace: \n\n".$db->sql_backtrace().' -->';
-        for ( $j = 0; $j < $n; $j++ )
-        {
-          $row = $db->fetchrow($q);
-          if(!is_array($row)) die(__FILE__.':'.__LINE__.' $row is not an array');
-          $link = 'http' . ( isset($_SERVER['HTTPS']) ? 's' : '' ) . '://'.$_SERVER['HTTP_HOST'] . makeUrlNS($row['namespace'], $row['page_id']).'#comments';
-          $page = ( isset($paths->pages[$paths->nslist[$row['namespace']].$row['page_id']]) ) ? $paths->pages[$paths->nslist[$row['namespace']].$row['page_id']]['name'] : $paths->nslist[$row['namespace']].$row['page_id'];
-          $title = $row['subject'] . ': Posted on page "'.$page.'" by user '.$row['name'];
-          $desc = RenderMan::render($row['comment_data']);
-          $date = $row['time'];
-          $guid = 'http' . ( isset($_SERVER['HTTPS']) ? 's' : '' ) . '://'.$_SERVER['HTTP_HOST'] . makeUrlNS($row['namespace'], $row['page_id']).'?do=comments&amp;comment='.$row['time'];
-          
-          $rss->add_item($title, $link, $desc, $date, $guid);
-        }
-      }
-      echo $rss->render();
-      break;
-    default:
-      $code = $plugins->setHook('feed_me_request');
-      foreach ( $code as $cmd )
-      {
-        eval($cmd);
-      }
-      break;
-  }
-}
-
-?>
\ No newline at end of file