Ejemplo n.º 1
0
/**
 * Constructor
 */
function wfSpecialRecentchanges($par, $specialPage)
{
    global $wgUser, $wgOut, $wgRequest, $wgUseRCPatrol;
    global $wgRCShowWatchingUsers, $wgShowUpdatedMarker;
    global $wgAllowCategorizedRecentChanges;
    $fname = 'wfSpecialRecentchanges';
    $userGroups = $wgUser->getGroups();
    if (!$wgUser->isAllowed('patrol') || in_array('patrolblock', $userGroups)) {
        $wgOut->errorpage('nosuchspecialpage', 'nospecialpagetext');
        return;
    }
    # Get query parameters
    $feedFormat = $wgRequest->getVal('feed');
    /* Checkbox values can't be true by default, because
     * we cannot differentiate between unset and not set at all
     */
    $defaults = array('days' => $wgUser->getDefaultOption('rcdays'), 'limit' => $wgUser->getDefaultOption('rclimit'), 'hideminor' => false, 'hidebots' => true, 'hideanons' => false, 'hideliu' => false, 'hidepatrolled' => false, 'hidemyself' => false, 'from' => '', 'namespace' => null, 'invert' => false, 'categories_any' => false, 'reverse' => false, 'featured' => false, 'categories_any' => false);
    extract($defaults);
    $days = $wgUser->getOption('rcdays', $defaults['days']);
    $days = $wgRequest->getInt('days', $days);
    $limit = $wgUser->getOption('rclimit', $defaults['limit']);
    #	list( $limit, $offset ) = wfCheckLimits( 100, 'rclimit' );
    $limit = $wgRequest->getInt('limit', $limit);
    /* order of selection: url > preferences > default */
    $hideminor = $wgRequest->getBool('hideminor', $wgUser->getOption('hideminor') ? true : $defaults['hideminor']);
    # As a feed, use limited settings only
    if ($feedFormat) {
        global $wgFeedLimit;
        if ($limit > $wgFeedLimit) {
            $limit = $wgFeedLimit;
        }
    } else {
        $namespace = $wgRequest->getIntOrNull('namespace');
        $invert = $wgRequest->getBool('invert', $defaults['invert']);
        //XXADDED
        $reverse = $wgRequest->getBool('reverse', $defaults['reverse']);
        $featured = $wgRequest->getBool('featured', $defaults['featured']);
        $hidebots = $wgRequest->getBool('hidebots', $defaults['hidebots']);
        $hideanons = $wgRequest->getBool('hideanons', $defaults['hideanons']);
        $hideliu = $wgRequest->getBool('hideliu', $defaults['hideliu']);
        $hidepatrolled = $wgRequest->getBool('hidepatrolled', $defaults['hidepatrolled']);
        $hidemyself = $wgRequest->getBool('hidemyself', $defaults['hidemyself']);
        $from = $wgRequest->getVal('from', $defaults['from']);
        # Get query parameters from path
        if ($par) {
            $bits = preg_split('/\\s*,\\s*/', trim($par));
            foreach ($bits as $bit) {
                if ('hidebots' == $bit) {
                    $hidebots = 1;
                }
                if ('bots' == $bit) {
                    $hidebots = 0;
                }
                if ('hideminor' == $bit) {
                    $hideminor = 1;
                }
                if ('minor' == $bit) {
                    $hideminor = 0;
                }
                if ('hideliu' == $bit) {
                    $hideliu = 1;
                }
                if ('hidepatrolled' == $bit) {
                    $hidepatrolled = 1;
                }
                if ('hideanons' == $bit) {
                    $hideanons = 1;
                }
                if ('hidemyself' == $bit) {
                    $hidemyself = 1;
                }
                if (is_numeric($bit)) {
                    $limit = $bit;
                }
                $m = array();
                if (preg_match('/^limit=(\\d+)$/', $bit, $m)) {
                    $limit = $m[1];
                }
                if (preg_match('/^days=(\\d+)$/', $bit, $m)) {
                    $days = $m[1];
                }
            }
        }
    }
    if ($limit < 0 || $limit > 5000) {
        $limit = $defaults['limit'];
    }
    # Database connection and caching
    $dbr = wfGetDB(DB_SLAVE);
    list($recentchanges, $watchlist) = $dbr->tableNamesN('recentchanges', 'watchlist');
    $cutoff_unixtime = time() - $days * 86400;
    $cutoff_unixtime = $cutoff_unixtime - $cutoff_unixtime % 86400;
    $cutoff = $dbr->timestamp($cutoff_unixtime);
    if (preg_match('/^[0-9]{14}$/', $from) and $from > wfTimestamp(TS_MW, $cutoff)) {
        $cutoff = $dbr->timestamp($from);
    } else {
        $from = $defaults['from'];
    }
    # 10 seconds server-side caching max
    $wgOut->setSquidMaxage(0);
    # Get last modified date, for client caching
    # Don't use this if we are using the patrol feature, patrol changes don't update the timestamp
    $lastmod = $dbr->selectField('recentchanges', 'MAX(rc_timestamp)', false, $fname);
    if ($feedFormat || !$wgUseRCPatrol) {
        if ($lastmod && $wgOut->checkLastModified($lastmod)) {
            # Client cache fresh and headers sent, nothing more to do.
            return;
        }
    }
    # It makes no sense to hide both anons and logged-in users
    # Where this occurs, force anons to be shown
    if ($hideanons && $hideliu) {
        $hideanons = false;
    }
    # Form WHERE fragments for all the options
    $hidem = $hideminor ? 'AND rc_minor = 0' : '';
    $hidem .= $hidebots ? ' AND rc_bot = 0' : '';
    $hidem .= $hideliu ? ' AND rc_user = 0' : '';
    $hidem .= $wgUseRCPatrol && $hidepatrolled ? ' AND rc_patrolled = 0' : '';
    $hidem .= $hideanons ? ' AND rc_user != 0' : '';
    if ($hidemyself) {
        if ($wgUser->getID()) {
            $hidem .= ' AND rc_user != ' . $wgUser->getID();
        } else {
            $hidem .= ' AND rc_user_text != ' . $dbr->addQuotes($wgUser->getName());
        }
    }
    # Namespace filtering
    $hidem .= is_null($namespace) ? '' : ' AND rc_namespace' . ($invert ? '!=' : '=') . $namespace;
    //XXADDED
    $order = $reverse ? " ASC" : "DESC";
    $ft = $featured ? " AND page_is_featured = 1 " : "";
    // This is the big thing!
    $uid = $wgUser->getID();
    //XXCHANGED
    // Perform query
    $forceclause = $dbr->useIndexClause("rc_timestamp");
    $sql2 = "SELECT * FROM {$recentchanges} {$forceclause}" . ($uid ? "LEFT OUTER JOIN {$watchlist} ON wl_user={$uid} AND wl_title=rc_title AND wl_namespace=rc_namespace " : "") . " LEFT OUTER JOIN page ON page_title=rc_title AND page_namespace=rc_namespace " . "WHERE rc_timestamp >= '{$cutoff}' {$hidem} {$ft} " . "ORDER BY rc_timestamp {$order} ";
    $sql2 = $dbr->limitResult($sql2, $limit, 0);
    $res = $dbr->query($sql2, $fname);
    // Fetch results, prepare a batch link existence check query
    $rows = array();
    $batch = new LinkBatch();
    while ($row = $dbr->fetchObject($res)) {
        $rows[] = $row;
        if (!$feedFormat) {
            // User page and talk links
            $batch->add(NS_USER, $row->rc_user_text);
            $batch->add(NS_USER_TALK, $row->rc_user_text);
        }
    }
    $dbr->freeResult($res);
    if ($feedFormat) {
        rcOutputFeed($rows, $feedFormat, $limit, $hideminor, $lastmod);
    } else {
        # Web output...
        // Run existence checks
        $batch->execute();
        $any = $wgRequest->getBool('categories_any', $defaults['categories_any']);
        // Output header
        if (!$specialPage->including()) {
            $wgOut->addWikiText('<div class="minor_text">' . wfMsgForContentNoTrans("recentchangestext") . '<br /></div>');
            // Dump everything here
            $nondefaults = array();
            wfAppendToArrayIfNotDefault('days', $days, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('limit', $limit, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hideminor', $hideminor, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hidebots', $hidebots, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hideanons', $hideanons, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hideliu', $hideliu, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hidepatrolled', $hidepatrolled, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hidemyself', $hidemyself, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('from', $from, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('namespace', $namespace, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('invert', $invert, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('categories_any', $any, $defaults, $nondefaults);
            // Add end of the texts
            $wgOut->addHTML('<div class="rcoptions">' . rcOptionsPanel($defaults, $nondefaults) . "\n");
            //XXCHANGED
            $wgOut->addHTML(rcNamespaceForm($namespace, $invert, $reverse, $featured, $nondefaults, $any) . '</div>' . "\n");
            //XXADDED
            global $wgLanguageCode;
            if ($wgUser->getID() > 0 && $wgLanguageCode == 'en') {
                $sk = $wgUser->getSkin();
                $url = $wgRequest->getRequestURL();
                if ($wgRequest->getVal('refresh', null) != null) {
                    $url = str_replace("&refresh=1", "", $url);
                    $url = str_replace("?refresh=1", "", $url);
                    $wgOut->addHTML("<a href='{$url}' class='button secondary'>" . wfMsg('rc_turn_refresh_off') . "</a>");
                } else {
                    if (strpos($url, "?") !== false) {
                        $url .= "&refresh=1";
                    } else {
                        $url .= "?refresh=1";
                    }
                    $wgOut->addHTML("<a href='{$url}' class='button secondary'>" . wfMsg('rc_turn_refresh_on') . "</a>");
                }
                $wgOut->addHTML("&nbsp;<a class='button secondary' href='#' onclick=\"open('/index.php?title=Special:RCBuddy&hidepatrolled=1&limit=200&featured=1', '', 'scrollbars=no,status=no,width=570,height=200,resizable=yes,titlebar=no');\">RC Buddy</a>");
            }
        }
        // And now for the content
        $wgOut->setSyndicated(true);
        $list = ChangesList::newFromUser($wgUser);
        if ($wgAllowCategorizedRecentChanges) {
            $categories = trim($wgRequest->getVal('categories', ""));
            $categories = str_replace("|", "\n", $categories);
            $categories = explode("\n", $categories);
            rcFilterByCategories($rows, $categories, $any);
        }
        $s = $list->beginRecentChangesList();
        $s .= "<div id='recentchanges'>\n";
        $counter = 1;
        $showWatcherCount = $wgRCShowWatchingUsers && $wgUser->getOption('shownumberswatching');
        $watcherCache = array();
        foreach ($rows as $obj) {
            if ($limit == 0) {
                break;
            }
            if (!($hideminor && $obj->rc_minor) && !($hidepatrolled && $obj->rc_patrolled)) {
                $rc = RecentChange::newFromRow($obj);
                $rc->counter = $counter++;
                if ($wgShowUpdatedMarker && !empty($obj->wl_notificationtimestamp) && $obj->rc_timestamp >= $obj->wl_notificationtimestamp) {
                    $rc->notificationtimestamp = true;
                } else {
                    $rc->notificationtimestamp = false;
                }
                $rc->numberofWatchingusers = 0;
                // Default
                if ($showWatcherCount && $obj->rc_namespace >= 0) {
                    if (!isset($watcherCache[$obj->rc_namespace][$obj->rc_title])) {
                        $watcherCache[$obj->rc_namespace][$obj->rc_title] = $dbr->selectField('watchlist', 'COUNT(*)', array('wl_namespace' => $obj->rc_namespace, 'wl_title' => $obj->rc_title), __METHOD__ . '-watchers');
                    }
                    $rc->numberofWatchingusers = $watcherCache[$obj->rc_namespace][$obj->rc_title];
                }
                $rc->show_namespace = $namespace;
                $rc->invert = $invert;
                $rc->reverse = $reverse;
                $rc->featured = $featured;
                $s .= $list->recentChangesLine($rc, !empty($obj->wl_user));
                --$limit;
            }
        }
        $s .= $list->endRecentChangesList();
        $s .= "</div>\n";
        $wgOut->addHTML($s);
    }
}
/**
 * Constructor
 */
function wfSpecialRecentchanges($par, $specialPage)
{
    global $wgUser, $wgOut, $wgRequest, $wgUseRCPatrol;
    global $wgRCShowWatchingUsers, $wgShowUpdatedMarker;
    global $wgAllowCategorizedRecentChanges;
    $fname = 'wfSpecialRecentchanges';
    # Get query parameters
    $feedFormat = $wgRequest->getVal('feed');
    /* Checkbox values can't be true by default, because
     * we cannot differentiate between unset and not set at all
     */
    $defaults = array('days' => $wgUser->getDefaultOption('rcdays'), 'limit' => $wgUser->getDefaultOption('rclimit'), 'hideminor' => false, 'hidebots' => true, 'hideanons' => false, 'hideliu' => false, 'hidepatrolled' => false, 'hidemyself' => false, 'from' => '', 'namespace' => null, 'invert' => false, 'categories_any' => false);
    extract($defaults);
    $days = $wgUser->getOption('rcdays', $defaults['days']);
    $days = $wgRequest->getInt('days', $days);
    $limit = $wgUser->getOption('rclimit', $defaults['limit']);
    #	list( $limit, $offset ) = wfCheckLimits( 100, 'rclimit' );
    $limit = $wgRequest->getInt('limit', $limit);
    /* order of selection: url > preferences > default */
    $hideminor = $wgRequest->getBool('hideminor', $wgUser->getOption('hideminor') ? true : $defaults['hideminor']);
    # As a feed, use limited settings only
    if ($feedFormat) {
        global $wgFeedLimit;
        if ($limit > $wgFeedLimit) {
            $limit = $wgFeedLimit;
        }
    } else {
        $namespace = $wgRequest->getIntOrNull('namespace');
        $invert = $wgRequest->getBool('invert', $defaults['invert']);
        $hidebots = $wgRequest->getBool('hidebots', $defaults['hidebots']);
        $hideanons = $wgRequest->getBool('hideanons', $defaults['hideanons']);
        $hideliu = $wgRequest->getBool('hideliu', $defaults['hideliu']);
        $hidepatrolled = $wgRequest->getBool('hidepatrolled', $defaults['hidepatrolled']);
        $hidemyself = $wgRequest->getBool('hidemyself', $defaults['hidemyself']);
        $from = $wgRequest->getVal('from', $defaults['from']);
        # Get query parameters from path
        if ($par) {
            $bits = preg_split('/\\s*,\\s*/', trim($par));
            foreach ($bits as $bit) {
                if ('hidebots' == $bit) {
                    $hidebots = 1;
                }
                if ('bots' == $bit) {
                    $hidebots = 0;
                }
                if ('hideminor' == $bit) {
                    $hideminor = 1;
                }
                if ('minor' == $bit) {
                    $hideminor = 0;
                }
                if ('hideliu' == $bit) {
                    $hideliu = 1;
                }
                if ('hidepatrolled' == $bit) {
                    $hidepatrolled = 1;
                }
                if ('hideanons' == $bit) {
                    $hideanons = 1;
                }
                if ('hidemyself' == $bit) {
                    $hidemyself = 1;
                }
                if (is_numeric($bit)) {
                    $limit = $bit;
                }
                $m = array();
                if (preg_match('/^limit=(\\d+)$/', $bit, $m)) {
                    $limit = $m[1];
                }
                if (preg_match('/^days=(\\d+)$/', $bit, $m)) {
                    $days = $m[1];
                }
            }
        }
    }
    if ($limit < 0 || $limit > 5000) {
        $limit = $defaults['limit'];
    }
    # Database connection and caching
    $dbr = wfGetDB(DB_SLAVE);
    list($recentchanges, $watchlist) = $dbr->tableNamesN('recentchanges', 'watchlist');
    $cutoff_unixtime = time() - $days * 86400;
    $cutoff_unixtime = $cutoff_unixtime - $cutoff_unixtime % 86400;
    $cutoff = $dbr->timestamp($cutoff_unixtime);
    if (preg_match('/^[0-9]{14}$/', $from) and $from > wfTimestamp(TS_MW, $cutoff)) {
        $cutoff = $dbr->timestamp($from);
    } else {
        $from = $defaults['from'];
    }
    # 10 seconds server-side caching max
    $wgOut->setSquidMaxage(10);
    # Get last modified date, for client caching
    # Don't use this if we are using the patrol feature, patrol changes don't update the timestamp
    $lastmod = $dbr->selectField('recentchanges', 'MAX(rc_timestamp)', false, $fname);
    if ($feedFormat || !$wgUseRCPatrol) {
        if ($lastmod && $wgOut->checkLastModified($lastmod)) {
            # Client cache fresh and headers sent, nothing more to do.
            return;
        }
    }
    # It makes no sense to hide both anons and logged-in users
    # Where this occurs, force anons to be shown
    if ($hideanons && $hideliu) {
        $hideanons = false;
    }
    # Form WHERE fragments for all the options
    $hidem = $hideminor ? 'AND rc_minor = 0' : '';
    $hidem .= $hidebots ? ' AND rc_bot = 0' : '';
    $hidem .= $hideliu ? ' AND rc_user = 0' : '';
    $hidem .= $wgUseRCPatrol && $hidepatrolled ? ' AND rc_patrolled = 0' : '';
    $hidem .= $hideanons ? ' AND rc_user != 0' : '';
    if ($hidemyself) {
        if ($wgUser->getID()) {
            $hidem .= ' AND rc_user != ' . $wgUser->getID();
        } else {
            $hidem .= ' AND rc_user_text != ' . $dbr->addQuotes($wgUser->getName());
        }
    }
    # Namespace filtering
    $hidem .= is_null($namespace) ? '' : ' AND rc_namespace' . ($invert ? '!=' : '=') . $namespace;
    // This is the big thing!
    $uid = $wgUser->getID();
    // Perform query
    $forceclause = $dbr->useIndexClause("rc_timestamp");
    $sql2 = "SELECT * FROM {$recentchanges} {$forceclause}" . ($uid ? "LEFT OUTER JOIN {$watchlist} ON wl_user={$uid} AND wl_title=rc_title AND wl_namespace=rc_namespace " : "") . "WHERE rc_timestamp >= '{$cutoff}' {$hidem} " . "ORDER BY rc_timestamp DESC";
    $sql2 = $dbr->limitResult($sql2, $limit, 0);
    $res = $dbr->query($sql2, $fname);
    // Fetch results, prepare a batch link existence check query
    $rows = array();
    $batch = new LinkBatch();
    while ($row = $dbr->fetchObject($res)) {
        $rows[] = $row;
        if (!$feedFormat) {
            // User page link
            $title = Title::makeTitleSafe(NS_USER, $row->rc_user_text);
            $batch->addObj($title);
            // User talk
            $title = Title::makeTitleSafe(NS_USER_TALK, $row->rc_user_text);
            $batch->addObj($title);
        }
    }
    $dbr->freeResult($res);
    if ($feedFormat) {
        rcOutputFeed($rows, $feedFormat, $limit, $hideminor, $lastmod);
    } else {
        # Web output...
        // Run existence checks
        $batch->execute();
        $any = $wgRequest->getBool('categories_any', $defaults['categories_any']);
        // Output header
        if (!$specialPage->including()) {
            $wgOut->addWikiText(wfMsgForContentNoTrans("recentchangestext"));
            // Dump everything here
            $nondefaults = array();
            wfAppendToArrayIfNotDefault('days', $days, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('limit', $limit, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hideminor', $hideminor, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hidebots', $hidebots, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hideanons', $hideanons, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hideliu', $hideliu, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hidepatrolled', $hidepatrolled, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hidemyself', $hidemyself, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('from', $from, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('namespace', $namespace, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('invert', $invert, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('categories_any', $any, $defaults, $nondefaults);
            // Add end of the texts
            $wgOut->addHTML('<div class="rcoptions">' . rcOptionsPanel($defaults, $nondefaults) . "\n");
            $wgOut->addHTML(rcNamespaceForm($namespace, $invert, $nondefaults, $any) . '</div>' . "\n");
        }
        // And now for the content
        $list = ChangesList::newFromUser($wgUser);
        if ($wgAllowCategorizedRecentChanges) {
            $categories = trim($wgRequest->getVal('categories', ""));
            $categories = str_replace("|", "\n", $categories);
            $categories = explode("\n", $categories);
            rcFilterByCategories($rows, $categories, $any);
        }
        $s = $list->beginRecentChangesList();
        $counter = 1;
        foreach ($rows as $obj) {
            if ($limit == 0) {
                break;
            }
            if (!($hideminor && $obj->rc_minor) && !($hidepatrolled && $obj->rc_patrolled)) {
                $rc = RecentChange::newFromRow($obj);
                $rc->counter = $counter++;
                if ($wgShowUpdatedMarker && !empty($obj->wl_notificationtimestamp) && $obj->rc_timestamp >= $obj->wl_notificationtimestamp) {
                    $rc->notificationtimestamp = true;
                } else {
                    $rc->notificationtimestamp = false;
                }
                if ($wgRCShowWatchingUsers && $wgUser->getOption('shownumberswatching')) {
                    $sql3 = "SELECT COUNT(*) AS n FROM {$watchlist} WHERE wl_title='" . $dbr->strencode($obj->rc_title) . "' AND wl_namespace={$obj->rc_namespace}";
                    $res3 = $dbr->query($sql3, 'wfSpecialRecentChanges');
                    $x = $dbr->fetchObject($res3);
                    $rc->numberofWatchingusers = $x->n;
                } else {
                    $rc->numberofWatchingusers = 0;
                }
                $s .= $list->recentChangesLine($rc, !empty($obj->wl_user));
                --$limit;
            }
        }
        $s .= $list->endRecentChangesList();
        $wgOut->addHTML($s);
    }
}
/**
 * Constructor
 */
function wfSpecialRecentchanges($par, $specialPage)
{
    global $wgUser, $wgOut, $wgLang, $wgContLang, $wgTitle, $wgMemc, $wgDBname;
    global $wgRequest, $wgSitename, $wgLanguageCode, $wgContLanguageCode;
    global $wgFeedClasses, $wgUseRCPatrol;
    global $wgRCShowCurrentRevisionOnly, $wgRCShowWatchingUsers, $wgShowUpdatedMarker;
    global $wgLinkCache;
    $fname = 'wfSpecialRecentchanges';
    # Get query parameters
    $feedFormat = $wgRequest->getVal('feed');
    $defaults = array('days' => $wgUser->getDefaultOption('rcdays'), 'limit' => $wgUser->getDefaultOption('rclimit'), 'hideminor' => false, 'hidebots' => true, 'hideliu' => false, 'hidepatrolled' => false, 'from' => '', 'namespace' => null, 'invert' => false);
    extract($defaults);
    $days = $wgUser->getOption('rcdays');
    if (!$days) {
        $days = $defaults['days'];
    }
    $days = $wgRequest->getInt('days', $days);
    $limit = $wgUser->getOption('rclimit');
    if (!$limit) {
        $limit = $defaults['limit'];
    }
    #	list( $limit, $offset ) = wfCheckLimits( 100, 'rclimit' );
    $limit = $wgRequest->getInt('limit', $limit);
    /* order of selection: url > preferences > default */
    $hideminor = $wgRequest->getBool('hideminor', $wgUser->getOption('hideminor') ? true : $defaults['hideminor']);
    # As a feed, use limited settings only
    if ($feedFormat) {
        global $wgFeedLimit;
        if ($limit > $wgFeedLimit) {
            $options['limit'] = $wgFeedLimit;
        }
    } else {
        $namespace = $wgRequest->getIntOrNull('namespace');
        $invert = $wgRequest->getBool('invert', $defaults['invert']);
        $hidebots = $wgRequest->getBool('hidebots', $defaults['hidebots']);
        $hideliu = $wgRequest->getBool('hideliu', $defaults['hideliu']);
        $hidepatrolled = $wgRequest->getBool('hidepatrolled', $defaults['hidepatrolled']);
        $from = $wgRequest->getVal('from', $defaults['from']);
        # Get query parameters from path
        if ($par) {
            $bits = preg_split('/\\s*,\\s*/', trim($par));
            foreach ($bits as $bit) {
                if ('hidebots' == $bit) {
                    $hidebots = 1;
                }
                if ('bots' == $bit) {
                    $hidebots = 0;
                }
                if ('hideminor' == $bit) {
                    $hideminor = 1;
                }
                if ('minor' == $bit) {
                    $hideminor = 0;
                }
                if ('hideliu' == $bit) {
                    $hideliu = 1;
                }
                if ('hidepatrolled' == $bit) {
                    $hidepatrolled = 1;
                }
                if (is_numeric($bit)) {
                    $limit = $bit;
                }
                if (preg_match('/^limit=(\\d+)$/', $bit, $m)) {
                    $limit = $m[1];
                }
                if (preg_match('/^days=(\\d+)$/', $bit, $m)) {
                    $days = $m[1];
                }
            }
        }
    }
    if ($limit < 0 || $limit > 5000) {
        $limit = $defaults['limit'];
    }
    # Database connection and caching
    $dbr =& wfGetDB(DB_SLAVE);
    extract($dbr->tableNames('recentchanges', 'watchlist', 'page'));
    $cutoff_unixtime = time() - $days * 86400;
    $cutoff_unixtime = $cutoff_unixtime - $cutoff_unixtime % 86400;
    $cutoff = $dbr->timestamp($cutoff_unixtime);
    if (preg_match('/^[0-9]{14}$/', $from) and $from > wfTimestamp(TS_MW, $cutoff)) {
        $cutoff = $dbr->timestamp($from);
    } else {
        $from = $defaults['from'];
    }
    # 10 seconds server-side caching max
    $wgOut->setSquidMaxage(10);
    # Get last modified date, for client caching
    # Don't use this if we are using the patrol feature, patrol changes don't update the timestamp
    $lastmod = $dbr->selectField('recentchanges', 'MAX(rc_timestamp)', false, $fname);
    if ($feedFormat || !$wgUseRCPatrol) {
        if ($lastmod && $wgOut->checkLastModified($lastmod)) {
            # Client cache fresh and headers sent, nothing more to do.
            return;
        }
    }
    $hidem = $hideminor ? 'AND rc_minor=0' : '';
    $hidem .= $hidebots ? ' AND rc_bot=0' : '';
    $hidem .= $hideliu ? ' AND rc_user=0' : '';
    $hidem .= $hidepatrolled ? ' AND rc_patrolled=0' : '';
    $hidem .= is_null($namespace) ? '' : ' AND rc_namespace' . ($invert ? '!=' : '=') . $namespace;
    // This is the big thing!
    $uid = $wgUser->getID();
    // Perform query
    if ($wgRCShowCurrentRevisionOnly && $wgUser->getOption('rccurrevonly')) {
        $sql2 = "SELECT {$recentchanges}.*" . ($uid ? ",wl_user,wl_notificationtimestamp,wl_lastvisitedrevision" : "") . " FROM {$recentchanges},{$page} " . ($uid ? "LEFT OUTER JOIN {$watchlist} ON wl_user={$uid} AND wl_title=rc_title AND wl_namespace=rc_namespace " : "") . "WHERE rc_timestamp > '{$cutoff}' {$hidem} AND rc_this_oldid=page_latest " . "ORDER BY rc_timestamp DESC LIMIT {$limit}";
    } else {
        $sql2 = "SELECT {$recentchanges}.*" . ($uid ? ",wl_user,wl_notificationtimestamp,wl_lastvisitedrevision" : "") . " FROM {$recentchanges} " . ($uid ? "LEFT OUTER JOIN {$watchlist} ON wl_user={$uid} AND wl_title=rc_title AND wl_namespace=rc_namespace " : "") . "WHERE rc_timestamp > '{$cutoff}' {$hidem} " . "ORDER BY rc_timestamp DESC LIMIT {$limit}";
    }
    $res = $dbr->query($sql2, $fname);
    // Fetch results, prepare a batch link existence check query
    $rows = array();
    $batch = new LinkBatch();
    while ($row = $dbr->fetchObject($res)) {
        $rows[] = $row;
        // User page link
        $title = Title::makeTitleSafe(NS_USER, $row->rc_user_text);
        $batch->addObj($title);
        // User talk
        $title = Title::makeTitleSafe(NS_USER_TALK, $row->rc_user_text);
        $batch->addObj($title);
    }
    $dbr->freeResult($res);
    // Run existence checks
    $batch->execute($wgLinkCache);
    if ($feedFormat) {
        rcOutputFeed($rows, $feedFormat, $limit, $hideminor, $lastmod);
    } else {
        # Web output...
        // Output header
        if (!$specialPage->including()) {
            $wgOut->addWikiText(wfMsgForContent("recentchangestext"));
            // Dump everything here
            $nondefaults = array();
            wfAppendToArrayIfNotDefault('days', $days, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('limit', $limit, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hideminor', $hideminor, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hidebots', $hidebots, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hideliu', $hideliu, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('hidepatrolled', $hidepatrolled, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('from', $from, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('namespace', $namespace, $defaults, $nondefaults);
            wfAppendToArrayIfNotDefault('invert', $invert, $defaults, $nondefaults);
            // Add end of the texts
            $wgOut->addHTML('<div class="rcoptions">' . rcOptionsPanel($defaults, $nondefaults));
            $wgOut->addHTML(rcNamespaceForm($namespace, $invert, $nondefaults) . '</div>');
        }
        // And now for the content
        $sk = $wgUser->getSkin();
        $wgOut->setSyndicated(true);
        $list =& new ChangesList($sk);
        $s = $list->beginRecentChangesList();
        $counter = 1;
        foreach ($rows as $obj) {
            if ($limit == 0) {
                break;
            }
            if (!($hideminor && $obj->rc_minor) && !($hidepatrolled && $obj->rc_patrolled)) {
                $rc = RecentChange::newFromRow($obj);
                $rc->counter = $counter++;
                if ($wgShowUpdatedMarker && $wgUser->getOption('showupdated') && !empty($obj->wl_notificationtimestamp) && $obj->rc_timestamp >= $obj->wl_notificationtimestamp) {
                    $rc->notificationtimestamp = true;
                } else {
                    $rc->notificationtimestamp = false;
                }
                if ($wgRCShowWatchingUsers && $wgUser->getOption('shownumberswatching')) {
                    $sql3 = "SELECT COUNT(*) AS n FROM {$watchlist} WHERE wl_title='" . $dbr->strencode($obj->rc_title) . "' AND wl_namespace={$obj->rc_namespace}";
                    $res3 = $dbr->query($sql3, 'wfSpecialRecentChanges');
                    $x = $dbr->fetchObject($res3);
                    $rc->numberofWatchingusers = $x->n;
                } else {
                    $rc->numberofWatchingusers = 0;
                }
                $rc->lastvisitedrevision = $uid ? $obj->wl_lastvisitedrevision : 0;
                $s .= $list->recentChangesLine($rc, !empty($obj->wl_user));
                --$limit;
            }
        }
        $s .= $list->endRecentChangesList();
        $wgOut->addHTML($s);
    }
}