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Copy pathfeed.php
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1403 lines (1153 loc) · 36.2 KB
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<?php
/**
* @package phpBB3
* @copyright (c) 2009 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
* Idea and original RSS Feed 2.0 MOD (Version 1.0.8/9) by leviatan21
* Original MOD: http://www.phpbb.com/community/viewtopic.php?f=69&t=1214645
* MOD Author Profile: http://www.phpbb.com/community/memberlist.php?mode=viewprofile&u=345763
* MOD Author Homepage: http://www.mssti.com/phpbb3/
*
**/
/**
* @ignore
**/
define('IN_PHPBB', true);
$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
include($phpbb_root_path . 'common.' . $phpEx);
if (!$config['feed_enable'])
{
trigger_error('NO_FEED_ENABLED');
}
// Start session
$user->session_begin();
if (!empty($config['feed_http_auth']) && request_var('auth', '') == 'http')
{
phpbb_http_login(array(
'auth_message' => 'Feed',
'viewonline' => request_var('viewonline', true),
));
}
$auth->acl($user->data);
$user->setup();
// Initial var setup
$forum_id = request_var('f', 0);
$topic_id = request_var('t', 0);
$mode = request_var('mode', '');
// We do not use a template, therefore we simply define the global template variables here
$global_vars = $item_vars = array();
$feed_updated_time = 0;
// Generate params array for use in append_sid() to correctly link back to this page
$params = false;
if ($forum_id || $topic_id || $mode)
{
$params = array(
'f' => ($forum_id) ? $forum_id : NULL,
't' => ($topic_id) ? $topic_id : NULL,
'mode' => ($mode) ? $mode : NULL,
);
}
// This boards URL
$board_url = generate_board_url();
// Get correct feed object
$feed = phpbb_feed_factory::init($mode, $forum_id, $topic_id);
// No feed found
if ($feed === false)
{
trigger_error('NO_FEED');
}
// Open Feed
$feed->open();
// Iterate through items
while ($row = $feed->get_item())
{
// BBCode options to correctly disable urls, smilies, bbcode...
if ($feed->get('options') === NULL)
{
// Allow all combinations
$options = 7;
if ($feed->get('enable_bbcode') !== NULL && $feed->get('enable_smilies') !== NULL && $feed->get('enable_magic_url') !== NULL)
{
$options = (($row[$feed->get('enable_bbcode')]) ? OPTION_FLAG_BBCODE : 0) + (($row[$feed->get('enable_smilies')]) ? OPTION_FLAG_SMILIES : 0) + (($row[$feed->get('enable_magic_url')]) ? OPTION_FLAG_LINKS : 0);
}
}
else
{
$options = $row[$feed->get('options')];
}
$title = (isset($row[$feed->get('title')]) && $row[$feed->get('title')] !== '') ? $row[$feed->get('title')] : ((isset($row[$feed->get('title2')])) ? $row[$feed->get('title2')] : '');
$published = ($feed->get('published') !== NULL) ? (int) $row[$feed->get('published')] : 0;
$updated = ($feed->get('updated') !== NULL) ? (int) $row[$feed->get('updated')] : 0;
$item_row = array(
'author' => ($feed->get('creator') !== NULL) ? $row[$feed->get('creator')] : '',
'published' => ($published > 0) ? feed_format_date($published) : '',
'updated' => ($updated > 0) ? feed_format_date($updated) : '',
'link' => '',
'title' => censor_text($title),
'category' => ($config['feed_item_statistics'] && !empty($row['forum_id'])) ? $board_url . '/viewforum.' . $phpEx . '?f=' . $row['forum_id'] : '',
'category_name' => ($config['feed_item_statistics'] && isset($row['forum_name'])) ? $row['forum_name'] : '',
'description' => censor_text(feed_generate_content($row[$feed->get('text')], $row[$feed->get('bbcode_uid')], $row[$feed->get('bitfield')], $options)),
'statistics' => '',
);
// Adjust items, fill link, etc.
$feed->adjust_item($item_row, $row);
$item_vars[] = $item_row;
$feed_updated_time = max($feed_updated_time, $published, $updated);
}
// If we do not have any items at all, sending the current time is better than sending no time.
if (!$feed_updated_time)
{
$feed_updated_time = time();
}
// Some default assignments
// FEED_IMAGE is not used (atom)
$global_vars = array_merge($global_vars, array(
'FEED_IMAGE' => '',
'SELF_LINK' => feed_append_sid('/feed.' . $phpEx, $params),
'FEED_LINK' => $board_url . '/index.' . $phpEx,
'FEED_TITLE' => $config['sitename'],
'FEED_SUBTITLE' => $config['site_desc'],
'FEED_UPDATED' => feed_format_date($feed_updated_time),
'FEED_LANG' => $user->lang['USER_LANG'],
'FEED_AUTHOR' => $config['sitename'],
));
$feed->close();
// Output page
// gzip_compression
if ($config['gzip_compress'])
{
if (@extension_loaded('zlib') && !headers_sent())
{
ob_start('ob_gzhandler');
}
}
// IF debug extra is enabled and admin want to "explain" the page we need to set other headers...
if (defined('DEBUG_EXTRA') && request_var('explain', 0) && $auth->acl_get('a_'))
{
header('Content-type: text/html; charset=UTF-8');
header('Cache-Control: private, no-cache="set-cookie"');
header('Expires: 0');
header('Pragma: no-cache');
$mtime = explode(' ', microtime());
$totaltime = $mtime[0] + $mtime[1] - $starttime;
if (method_exists($db, 'sql_report'))
{
$db->sql_report('display');
}
garbage_collection();
exit_handler();
}
header("Content-Type: application/atom+xml; charset=UTF-8");
header("Last-Modified: " . gmdate('D, d M Y H:i:s', $feed_updated_time) . ' GMT');
if (!empty($user->data['is_bot']))
{
// Let reverse proxies know we detected a bot.
header('X-PHPBB-IS-BOT: yes');
}
echo '<?xml version="1.0" encoding="UTF-8"?>' . "\n";
echo '<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="' . $global_vars['FEED_LANG'] . '">' . "\n";
echo '<link rel="self" type="application/atom+xml" href="' . $global_vars['SELF_LINK'] . '" />' . "\n\n";
echo (!empty($global_vars['FEED_TITLE'])) ? '<title>' . $global_vars['FEED_TITLE'] . '</title>' . "\n" : '';
echo (!empty($global_vars['FEED_SUBTITLE'])) ? '<subtitle>' . $global_vars['FEED_SUBTITLE'] . '</subtitle>' . "\n" : '';
echo (!empty($global_vars['FEED_LINK'])) ? '<link href="' . $global_vars['FEED_LINK'] .'" />' . "\n" : '';
echo '<updated>' . $global_vars['FEED_UPDATED'] . '</updated>' . "\n\n";
echo '<author><name><![CDATA[' . $global_vars['FEED_AUTHOR'] . ']]></name></author>' . "\n";
echo '<id>' . $global_vars['SELF_LINK'] . '</id>' . "\n";
foreach ($item_vars as $row)
{
echo '<entry>' . "\n";
if (!empty($row['author']))
{
echo '<author><name><![CDATA[' . $row['author'] . ']]></name></author>' . "\n";
}
echo '<updated>' . ((!empty($row['updated'])) ? $row['updated'] : $row['published']) . '</updated>' . "\n";
if (!empty($row['published']))
{
echo '<published>' . $row['published'] . '</published>' . "\n";
}
echo '<id>' . $row['link'] . '</id>' . "\n";
echo '<link href="' . $row['link'] . '"/>' . "\n";
echo '<title type="html"><![CDATA[' . $row['title'] . ']]></title>' . "\n\n";
if (!empty($row['category']) && isset($row['category_name']) && $row['category_name'] !== '')
{
echo '<category term="' . $row['category_name'] . '" scheme="' . $row['category'] . '" label="' . $row['category_name'] . '"/>' . "\n";
}
echo '<content type="html" xml:base="' . $row['link'] . '"><![CDATA[' . "\n";
echo $row['description'];
if (!empty($row['statistics']))
{
echo '<p>' . $user->lang['STATISTICS'] . ': ' . $row['statistics'] . '</p>';
}
echo '<hr />' . "\n" . ']]></content>' . "\n";
echo '</entry>' . "\n";
}
echo '</feed>';
garbage_collection();
exit_handler();
/**
* Run links through append_sid(), prepend generate_board_url() and remove session id
**/
function feed_append_sid($url, $params)
{
global $board_url;
return append_sid($board_url . $url, $params, true, '');
}
/**
* Generate ISO 8601 date string (RFC 3339)
**/
function feed_format_date($time)
{
static $zone_offset;
static $offset_string;
if (empty($offset_string))
{
global $user;
$zone_offset = $user->create_datetime()->getOffset();
$offset_string = phpbb_format_timezone_offset($zone_offset);
}
return gmdate("Y-m-d\TH:i:s", $time + $zone_offset) . $offset_string;
}
/**
* Generate text content
**/
function feed_generate_content($content, $uid, $bitfield, $options)
{
global $user, $config, $phpbb_root_path, $phpEx, $board_url;
if (empty($content))
{
return '';
}
// Prepare some bbcodes for better parsing
$content = preg_replace("#\[quote(=".*?")?:$uid\]\s*(.*?)\s*\[/quote:$uid\]#si", "[quote$1:$uid]<br />$2<br />[/quote:$uid]", $content);
$content = generate_text_for_display($content, $uid, $bitfield, $options);
// Add newlines
$content = str_replace('<br />', '<br />' . "\n", $content);
// Convert smiley Relative paths to Absolute path, Windows style
$content = str_replace($phpbb_root_path . $config['smilies_path'], $board_url . '/' . $config['smilies_path'], $content);
// Remove "Select all" link and mouse events
$content = str_replace('<a href="#" onclick="selectCode(this); return false;">' . $user->lang['SELECT_ALL_CODE'] . '</a>', '', $content);
$content = preg_replace('#(onkeypress|onclick)="(.*?)"#si', '', $content);
// Firefox does not support CSS for feeds, though
// Remove font sizes
// $content = preg_replace('#<span style="font-size: [0-9]+%; line-height: [0-9]+%;">([^>]+)</span>#iU', '\1', $content);
// Make text strong :P
// $content = preg_replace('#<span style="font-weight: bold?">(.*?)</span>#iU', '<strong>\1</strong>', $content);
// Italic
// $content = preg_replace('#<span style="font-style: italic?">([^<]+)</span>#iU', '<em>\1</em>', $content);
// Underline
// $content = preg_replace('#<span style="text-decoration: underline?">([^<]+)</span>#iU', '<u>\1</u>', $content);
// Remove embed Windows Media Streams
$content = preg_replace( '#<\!--\[if \!IE\]>-->([^[]+)<\!--<!\[endif\]-->#si', '', $content);
// Do not use < and >, because we want to retain code contained in [code][/code]
// Remove embed and objects
$content = preg_replace( '#<(object|embed)(.*?) (value|src)=(.*?) ([^[]+)(object|embed)>#si',' <a href=$4 target="_blank"><strong>$1</strong></a> ',$content);
// Remove some specials html tag, because somewhere there are a mod to allow html tags ;)
$content = preg_replace( '#<(script|iframe)([^[]+)\1>#siU', ' <strong>$1</strong> ', $content);
// Remove Comments from inline attachments [ia]
$content = preg_replace('#<div class="(inline-attachment|attachtitle)">(.*?)<!-- ia(.*?) -->(.*?)<!-- ia(.*?) -->(.*?)</div>#si','$4',$content);
// Replace some entities with their unicode counterpart
$entities = array(
' ' => "\xC2\xA0",
'•' => "\xE2\x80\xA2",
'·' => "\xC2\xB7",
'©' => "\xC2\xA9",
);
$content = str_replace(array_keys($entities), array_values($entities), $content);
// Remove CDATA blocks. ;)
$content = preg_replace('#\<\!\[CDATA\[(.*?)\]\]\>#s', '', $content);
// Other control characters
$content = preg_replace('#(?:[\x00-\x1F\x7F]+|(?:\xC2[\x80-\x9F])+)#', '', $content);
return $content;
}
/**
* Factory class to return correct object
* @package phpBB3
*/
class phpbb_feed_factory
{
/**
* Return correct object for specified mode
*
* @param string $mode The feeds mode.
* @param int $forum_id Forum id specified by the script if forum feed provided.
* @param int $topic_id Topic id specified by the script if topic feed provided.
*
* @return object Returns correct feeds object for specified mode.
*/
function init($mode, $forum_id, $topic_id)
{
global $config;
switch ($mode)
{
case 'forums':
if (!$config['feed_overall_forums'])
{
return false;
}
return new phpbb_feed_forums();
break;
case 'topics':
case 'topics_new':
if (!$config['feed_topics_new'])
{
return false;
}
return new phpbb_feed_topics();
break;
case 'topics_active':
if (!$config['feed_topics_active'])
{
return false;
}
return new phpbb_feed_topics_active();
break;
case 'news':
global $db;
// Get at least one news forum
$sql = 'SELECT forum_id
FROM ' . FORUMS_TABLE . '
WHERE ' . $db->sql_bit_and('forum_options', FORUM_OPTION_FEED_NEWS, '<> 0');
$result = $db->sql_query_limit($sql, 1, 0, 600);
$s_feed_news = (int) $db->sql_fetchfield('forum_id');
$db->sql_freeresult($result);
if (!$s_feed_news)
{
return false;
}
return new phpbb_feed_news();
break;
default:
if ($topic_id && $config['feed_topic'])
{
return new phpbb_feed_topic($topic_id);
}
else if ($forum_id && $config['feed_forum'])
{
return new phpbb_feed_forum($forum_id);
}
else if ($config['feed_overall'])
{
return new phpbb_feed_overall();
}
return false;
break;
}
}
}
/**
* Base class with some generic functions and settings.
*
* @package phpBB3
*/
class phpbb_feed_base
{
/**
* SQL Query to be executed to get feed items
*/
var $sql = array();
/**
* Keys specified for retrieval of title, content, etc.
*/
var $keys = array();
/**
* Number of items to fetch. Usually overwritten by $config['feed_something']
*/
var $num_items = 15;
/**
* Separator for title elements to separate items (for example forum / topic)
*/
var $separator = "\xE2\x80\xA2"; // •
/**
* Separator for the statistics row (Posted by, post date, replies, etc.)
*/
var $separator_stats = "\xE2\x80\x94"; // —
/**
* Constructor
*/
function phpbb_feed_base()
{
global $config;
$this->set_keys();
// Allow num_items to be string
if (is_string($this->num_items))
{
$this->num_items = (int) $config[$this->num_items];
// A precaution
if (!$this->num_items)
{
$this->num_items = 10;
}
}
}
/**
* Set keys.
*/
function set_keys()
{
}
/**
* Open feed
*/
function open()
{
}
/**
* Close feed
*/
function close()
{
global $db;
if (!empty($this->result))
{
$db->sql_freeresult($this->result);
}
}
/**
* Set key
*/
function set($key, $value)
{
$this->keys[$key] = $value;
}
/**
* Get key
*/
function get($key)
{
return (isset($this->keys[$key])) ? $this->keys[$key] : NULL;
}
function get_readable_forums()
{
global $auth;
static $forum_ids;
if (!isset($forum_ids))
{
$forum_ids = array_keys($auth->acl_getf('f_read', true));
}
return $forum_ids;
}
function get_moderator_approve_forums()
{
global $auth;
static $forum_ids;
if (!isset($forum_ids))
{
$forum_ids = array_keys($auth->acl_getf('m_approve', true));
}
return $forum_ids;
}
function is_moderator_approve_forum($forum_id)
{
static $forum_ids;
if (!isset($forum_ids))
{
$forum_ids = array_flip($this->get_moderator_approve_forums());
}
if (!$forum_id)
{
// Global announcement, your a moderator in any forum than it's okay.
return (!empty($forum_ids)) ? true : false;
}
return (isset($forum_ids[$forum_id])) ? true : false;
}
function get_excluded_forums()
{
global $db, $cache;
static $forum_ids;
// Matches acp/acp_board.php
$cache_name = 'feed_excluded_forum_ids';
if (!isset($forum_ids) && ($forum_ids = $cache->get('_' . $cache_name)) === false)
{
$sql = 'SELECT forum_id
FROM ' . FORUMS_TABLE . '
WHERE ' . $db->sql_bit_and('forum_options', FORUM_OPTION_FEED_EXCLUDE, '<> 0');
$result = $db->sql_query($sql);
$forum_ids = array();
while ($forum_id = (int) $db->sql_fetchfield('forum_id'))
{
$forum_ids[$forum_id] = $forum_id;
}
$db->sql_freeresult($result);
$cache->put('_' . $cache_name, $forum_ids);
}
return $forum_ids;
}
function is_excluded_forum($forum_id)
{
$forum_ids = $this->get_excluded_forums();
return isset($forum_ids[$forum_id]) ? true : false;
}
function get_passworded_forums()
{
global $user;
return $user->get_passworded_forums();
}
function get_item()
{
global $db, $cache;
static $result;
if (!isset($result))
{
if (!$this->get_sql())
{
return false;
}
// Query database
$sql = $db->sql_build_query('SELECT', $this->sql);
$result = $db->sql_query_limit($sql, $this->num_items);
}
return $db->sql_fetchrow($result);
}
function user_viewprofile($row)
{
global $phpEx, $user;
$author_id = (int) $row[$this->get('author_id')];
if ($author_id == ANONYMOUS)
{
// Since we cannot link to a profile, we just return GUEST
// instead of $row['username']
return $user->lang['GUEST'];
}
return '<a href="' . feed_append_sid('/memberlist.' . $phpEx, 'mode=viewprofile&u=' . $author_id) . '">' . $row[$this->get('creator')] . '</a>';
}
}
/**
* Abstract class for post based feeds
*
* @package phpBB3
*/
class phpbb_feed_post_base extends phpbb_feed_base
{
var $num_items = 'feed_limit_post';
function set_keys()
{
$this->set('title', 'post_subject');
$this->set('title2', 'topic_title');
$this->set('author_id', 'user_id');
$this->set('creator', 'username');
$this->set('published', 'post_time');
$this->set('updated', 'post_edit_time');
$this->set('text', 'post_text');
$this->set('bitfield', 'bbcode_bitfield');
$this->set('bbcode_uid','bbcode_uid');
$this->set('enable_bbcode', 'enable_bbcode');
$this->set('enable_smilies', 'enable_smilies');
$this->set('enable_magic_url', 'enable_magic_url');
}
function adjust_item(&$item_row, &$row)
{
global $phpEx, $config, $user;
$item_row['link'] = feed_append_sid('/viewtopic.' . $phpEx, "t={$row['topic_id']}&p={$row['post_id']}#p{$row['post_id']}");
if ($config['feed_item_statistics'])
{
$item_row['statistics'] = $user->lang['POSTED'] . ' ' . $user->lang['POST_BY_AUTHOR'] . ' ' . $this->user_viewprofile($row)
. ' ' . $this->separator_stats . ' ' . $user->format_date($row[$this->get('published')])
. (($this->is_moderator_approve_forum($row['forum_id']) && !$row['post_approved']) ? ' ' . $this->separator_stats . ' ' . $user->lang['POST_UNAPPROVED'] : '');
}
}
}
/**
* Abstract class for topic based feeds
*
* @package phpBB3
*/
class phpbb_feed_topic_base extends phpbb_feed_base
{
var $num_items = 'feed_limit_topic';
function set_keys()
{
$this->set('title', 'topic_title');
$this->set('title2', 'forum_name');
$this->set('author_id', 'topic_poster');
$this->set('creator', 'topic_first_poster_name');
$this->set('published', 'post_time');
$this->set('updated', 'post_edit_time');
$this->set('text', 'post_text');
$this->set('bitfield', 'bbcode_bitfield');
$this->set('bbcode_uid','bbcode_uid');
$this->set('enable_bbcode', 'enable_bbcode');
$this->set('enable_smilies', 'enable_smilies');
$this->set('enable_magic_url', 'enable_magic_url');
}
function adjust_item(&$item_row, &$row)
{
global $phpEx, $config, $user;
$item_row['link'] = feed_append_sid('/viewtopic.' . $phpEx, 't=' . $row['topic_id'] . '&p=' . $row['post_id'] . '#p' . $row['post_id']);
if ($config['feed_item_statistics'])
{
$item_row['statistics'] = $user->lang['POSTED'] . ' ' . $user->lang['POST_BY_AUTHOR'] . ' ' . $this->user_viewprofile($row)
. ' ' . $this->separator_stats . ' ' . $user->format_date($row[$this->get('published')])
. ' ' . $this->separator_stats . ' ' . $user->lang['REPLIES'] . ' ' . (($this->is_moderator_approve_forum($row['forum_id'])) ? $row['topic_replies_real'] : $row['topic_replies'])
. ' ' . $this->separator_stats . ' ' . $user->lang['VIEWS'] . ' ' . $row['topic_views']
. (($this->is_moderator_approve_forum($row['forum_id']) && ($row['topic_replies_real'] != $row['topic_replies'])) ? ' ' . $this->separator_stats . ' ' . $user->lang['POSTS_UNAPPROVED'] : '');
}
}
}
/**
* Board wide feed (aka overall feed)
*
* This will give you the newest {$this->num_items} posts
* from the whole board.
*
* @package phpBB3
*/
class phpbb_feed_overall extends phpbb_feed_post_base
{
function get_sql()
{
global $auth, $db;
$forum_ids = array_diff($this->get_readable_forums(), $this->get_excluded_forums(), $this->get_passworded_forums());
if (empty($forum_ids))
{
return false;
}
// m_approve forums
$fid_m_approve = $this->get_moderator_approve_forums();
$sql_m_approve = (!empty($fid_m_approve)) ? 'OR ' . $db->sql_in_set('forum_id', $fid_m_approve) : '';
// Determine topics with recent activity
$sql = 'SELECT topic_id, topic_last_post_time
FROM ' . TOPICS_TABLE . '
WHERE ' . $db->sql_in_set('forum_id', $forum_ids) . '
AND topic_moved_id = 0
AND (topic_approved = 1
' . $sql_m_approve . ')
ORDER BY topic_last_post_time DESC';
$result = $db->sql_query_limit($sql, $this->num_items);
$topic_ids = array();
$min_post_time = 0;
while ($row = $db->sql_fetchrow())
{
$topic_ids[] = (int) $row['topic_id'];
$min_post_time = (int) $row['topic_last_post_time'];
}
$db->sql_freeresult($result);
if (empty($topic_ids))
{
return false;
}
// Get the actual data
$this->sql = array(
'SELECT' => 'f.forum_id, f.forum_name, ' .
'p.post_id, p.topic_id, p.post_time, p.post_edit_time, p.post_approved, p.post_subject, p.post_text, p.bbcode_bitfield, p.bbcode_uid, p.enable_bbcode, p.enable_smilies, p.enable_magic_url, ' .
'u.username, u.user_id',
'FROM' => array(
USERS_TABLE => 'u',
POSTS_TABLE => 'p',
),
'LEFT_JOIN' => array(
array(
'FROM' => array(FORUMS_TABLE => 'f'),
'ON' => 'f.forum_id = p.forum_id',
),
),
'WHERE' => $db->sql_in_set('p.topic_id', $topic_ids) . '
AND (p.post_approved = 1
' . str_replace('forum_id', 'p.forum_id', $sql_m_approve) . ')
AND p.post_time >= ' . $min_post_time . '
AND u.user_id = p.poster_id',
'ORDER_BY' => 'p.post_time DESC',
);
return true;
}
function adjust_item(&$item_row, &$row)
{
parent::adjust_item($item_row, $row);
$item_row['title'] = (isset($row['forum_name']) && $row['forum_name'] !== '') ? $row['forum_name'] . ' ' . $this->separator . ' ' . $item_row['title'] : $item_row['title'];
}
}
/**
* Forum feed
*
* This will give you the last {$this->num_items} posts made
* within a specific forum.
*
* @package phpBB3
*/
class phpbb_feed_forum extends phpbb_feed_post_base
{
var $forum_id = 0;
var $forum_data = array();
function phpbb_feed_forum($forum_id)
{
parent::phpbb_feed_base();
$this->forum_id = (int) $forum_id;
}
function open()
{
global $db, $auth;
// Check if forum exists
$sql = 'SELECT forum_id, forum_name, forum_password, forum_type, forum_options
FROM ' . FORUMS_TABLE . '
WHERE forum_id = ' . $this->forum_id;
$result = $db->sql_query($sql);
$this->forum_data = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
if (empty($this->forum_data))
{
trigger_error('NO_FORUM');
}
// Forum needs to be postable
if ($this->forum_data['forum_type'] != FORUM_POST)
{
trigger_error('NO_FEED');
}
// Make sure forum is not excluded from feed
if (phpbb_optionget(FORUM_OPTION_FEED_EXCLUDE, $this->forum_data['forum_options']))
{
trigger_error('NO_FEED');
}
// Make sure we can read this forum
if (!$auth->acl_get('f_read', $this->forum_id))
{
trigger_error('SORRY_AUTH_READ');
}
// Make sure forum is not passworded or user is authed
if ($this->forum_data['forum_password'])
{
$forum_ids_passworded = $this->get_passworded_forums();
if (isset($forum_ids_passworded[$this->forum_id]))
{
trigger_error('SORRY_AUTH_READ');
}
unset($forum_ids_passworded);
}
}
function get_sql()
{
global $auth, $db;
$m_approve = ($auth->acl_get('m_approve', $this->forum_id)) ? true : false;
// Determine topics with recent activity
$sql = 'SELECT topic_id, topic_last_post_time
FROM ' . TOPICS_TABLE . '
WHERE forum_id = ' . $this->forum_id . '
AND topic_moved_id = 0
' . ((!$m_approve) ? 'AND topic_approved = 1' : '') . '
ORDER BY topic_last_post_time DESC';
$result = $db->sql_query_limit($sql, $this->num_items);
$topic_ids = array();
$min_post_time = 0;
while ($row = $db->sql_fetchrow())
{
$topic_ids[] = (int) $row['topic_id'];
$min_post_time = (int) $row['topic_last_post_time'];
}
$db->sql_freeresult($result);
if (empty($topic_ids))
{
return false;
}
$this->sql = array(
'SELECT' => 'p.post_id, p.topic_id, p.post_time, p.post_edit_time, p.post_approved, p.post_subject, p.post_text, p.bbcode_bitfield, p.bbcode_uid, p.enable_bbcode, p.enable_smilies, p.enable_magic_url, ' .
'u.username, u.user_id',
'FROM' => array(
POSTS_TABLE => 'p',
USERS_TABLE => 'u',
),
'WHERE' => $db->sql_in_set('p.topic_id', $topic_ids) . '
' . ((!$m_approve) ? 'AND p.post_approved = 1' : '') . '
AND p.post_time >= ' . $min_post_time . '
AND p.poster_id = u.user_id',
'ORDER_BY' => 'p.post_time DESC',
);
return true;
}
function adjust_item(&$item_row, &$row)
{
parent::adjust_item($item_row, $row);
$item_row['title'] = (isset($row['forum_name']) && $row['forum_name'] !== '') ? $row['forum_name'] . ' ' . $this->separator . ' ' . $item_row['title'] : $item_row['title'];
}
function get_item()
{
return ($row = parent::get_item()) ? array_merge($this->forum_data, $row) : $row;
}
}
/**
* Topic feed for a specific topic
*
* This will give you the last {$this->num_items} posts made within this topic.
*
* @package phpBB3
*/
class phpbb_feed_topic extends phpbb_feed_post_base
{
var $topic_id = 0;
var $forum_id = 0;
var $topic_data = array();
function phpbb_feed_topic($topic_id)
{
parent::phpbb_feed_base();
$this->topic_id = (int) $topic_id;
}
function open()
{
global $auth, $db, $user;
$sql = 'SELECT f.forum_options, f.forum_password, t.topic_id, t.forum_id, t.topic_approved, t.topic_title, t.topic_time, t.topic_views, t.topic_replies, t.topic_type
FROM ' . TOPICS_TABLE . ' t
LEFT JOIN ' . FORUMS_TABLE . ' f
ON (f.forum_id = t.forum_id)
WHERE t.topic_id = ' . $this->topic_id;
$result = $db->sql_query($sql);
$this->topic_data = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
if (empty($this->topic_data))
{
trigger_error('NO_TOPIC');
}
$this->forum_id = (int) $this->topic_data['forum_id'];
// Make sure topic is either approved or user authed
if (!$this->topic_data['topic_approved'] && !$auth->acl_get('m_approve', $this->forum_id))
{
trigger_error('SORRY_AUTH_READ');
}
// Make sure forum is not excluded from feed
if (phpbb_optionget(FORUM_OPTION_FEED_EXCLUDE, $this->topic_data['forum_options']))
{
trigger_error('NO_FEED');
}
// Make sure we can read this forum
if (!$auth->acl_get('f_read', $this->forum_id))
{