/**
* A query action to enumerate the recent changes that were done to the wiki.
* Various filters are supported.
- *
- * @addtogroup API
+ *
+ * @ingroup API
*/
class ApiQueryRecentChanges extends ApiQueryBase {
private $fld_comment = false, $fld_user = false, $fld_flags = false,
$fld_timestamp = false, $fld_title = false, $fld_ids = false,
$fld_sizes = false;
-
+
+ protected function getTokenFunctions() {
+ // tokenname => function
+ // function prototype is func($pageid, $title, $rev)
+ // should return token or false
+
+ // Don't call the hooks twice
+ if(isset($this->tokenFunctions))
+ return $this->tokenFunctions;
+
+ // If we're in JSON callback mode, no tokens can be obtained
+ if(!is_null($this->getMain()->getRequest()->getVal('callback')))
+ return array();
+
+ $this->tokenFunctions = array(
+ 'patrol' => array( 'ApiQueryRecentChanges', 'getPatrolToken' )
+ );
+ wfRunHooks('APIQueryRecentChangesTokens', array(&$this->tokenFunctions));
+ return $this->tokenFunctions;
+ }
+
+ public static function getPatrolToken($pageid, $title, $rc)
+ {
+ global $wgUser;
+ if(!$wgUser->useRCPatrol() && !$wgUser->useNPPatrol())
+ return false;
+
+ // The patrol token is always the same, let's exploit that
+ static $cachedPatrolToken = null;
+ if(!is_null($cachedPatrolToken))
+ return $cachedPatrolToken;
+
+ $cachedPatrolToken = $wgUser->editToken();
+ return $cachedPatrolToken;
+ }
+
+ /**
+ * Generates and outputs the result of this query based upon the provided parameters.
+ */
public function execute() {
- $limit = $prop = $namespace = $show = $dir = $start = $end = null;
- extract($this->extractRequestParams());
+ /* Get the parameters of the request. */
+ $params = $this->extractRequestParams();
+ /* Build our basic query. Namely, something along the lines of:
+ * SELECT * FROM recentchanges WHERE rc_timestamp > $start
+ * AND rc_timestamp < $end AND rc_namespace = $namespace
+ * AND rc_deleted = '0'
+ */
+ $db = $this->getDB();
$this->addTables('recentchanges');
- $this->addWhereRange('rc_timestamp', $dir, $start, $end);
- $this->addWhereFld('rc_namespace', $namespace);
+ $this->addOption('USE INDEX', array('recentchanges' => 'rc_timestamp'));
+ $this->addWhereRange('rc_timestamp', $params['dir'], $params['start'], $params['end']);
+ $this->addWhereFld('rc_namespace', $params['namespace']);
$this->addWhereFld('rc_deleted', 0);
+ if($params['titles'])
+ {
+ $lb = new LinkBatch;
+ foreach($params['titles'] as $t)
+ {
+ $obj = Title::newFromText($t);
+ $lb->addObj($obj);
+ if($obj->getNamespace() < 0)
+ {
+ // LinkBatch refuses these, but we need them anyway
+ if(!array_key_exists($obj->getNamespace(), $lb->data))
+ $lb->data[$obj->getNamespace()] = array();
+ $lb->data[$obj->getNamespace()][$obj->getDBKey()] = 1;
+ }
+ }
+ $where = $lb->constructSet('rc', $this->getDB());
+ if($where != '')
+ $this->addWhere($where);
+ }
+
+ if(!is_null($params['type']))
+ $this->addWhereFld('rc_type', $this->parseRCType($params['type']));
+
+ if (!is_null($params['show'])) {
+ $show = array_flip($params['show']);
+
+ /* Check for conflicting parameters. */
+ if ((isset ($show['minor']) && isset ($show['!minor']))
+ || (isset ($show['bot']) && isset ($show['!bot']))
+ || (isset ($show['anon']) && isset ($show['!anon']))
+ || (isset ($show['redirect']) && isset ($show['!redirect']))
+ || (isset ($show['patrolled']) && isset ($show['!patrolled']))) {
- if (!is_null($show)) {
- $show = array_flip($show);
- if ((isset ($show['minor']) && isset ($show['!minor'])) || (isset ($show['bot']) && isset ($show['!bot'])) || (isset ($show['anon']) && isset ($show['!anon'])))
$this->dieUsage("Incorrect parameter - mutually exclusive values may not be supplied", 'show');
+ }
+
+ // Check permissions
+ global $wgUser;
+ if((isset($show['patrolled']) || isset($show['!patrolled'])) && !$wgUser->useRCPatrol() && !$wgUser->useNPPatrol())
+ $this->dieUsage("You need the patrol right to request the patrolled flag", 'permissiondenied');
+ /* Add additional conditions to query depending upon parameters. */
$this->addWhereIf('rc_minor = 0', isset ($show['!minor']));
$this->addWhereIf('rc_minor != 0', isset ($show['minor']));
$this->addWhereIf('rc_bot = 0', isset ($show['!bot']));
$this->addWhereIf('rc_bot != 0', isset ($show['bot']));
$this->addWhereIf('rc_user = 0', isset ($show['anon']));
$this->addWhereIf('rc_user != 0', isset ($show['!anon']));
+ $this->addWhereIf('rc_patrolled = 0', isset($show['!patrolled']));
+ $this->addWhereIf('rc_patrolled != 0', isset($show['patrolled']));
+ $this->addWhereIf('page_is_redirect = 1', isset ($show['redirect']));
+ // Don't throw log entries out the window here
+ $this->addWhereIf('page_is_redirect = 0 OR page_is_redirect IS NULL', isset ($show['!redirect']));
}
+ /* Add the fields we're concerned with to out query. */
$this->addFields(array (
'rc_timestamp',
'rc_namespace',
'rc_title',
+ 'rc_cur_id',
'rc_type',
'rc_moved_to_ns',
'rc_moved_to_title'
));
- if (!is_null($prop)) {
- $prop = array_flip($prop);
+ /* Determine what properties we need to display. */
+ if (!is_null($params['prop'])) {
+ $prop = array_flip($params['prop']);
+ /* Set up internal members based upon params. */
$this->fld_comment = isset ($prop['comment']);
$this->fld_user = isset ($prop['user']);
$this->fld_flags = isset ($prop['flags']);
$this->fld_title = isset ($prop['title']);
$this->fld_ids = isset ($prop['ids']);
$this->fld_sizes = isset ($prop['sizes']);
-
- $this->addFieldsIf('rc_id', $this->fld_ids);
- $this->addFieldsIf('rc_cur_id', $this->fld_ids);
- $this->addFieldsIf('rc_this_oldid', $this->fld_ids);
- $this->addFieldsIf('rc_last_oldid', $this->fld_ids);
- $this->addFieldsIf('rc_comment', $this->fld_comment);
+ $this->fld_redirect = isset($prop['redirect']);
+ $this->fld_patrolled = isset($prop['patrolled']);
+ $this->fld_loginfo = isset($prop['loginfo']);
+
+ global $wgUser;
+ if($this->fld_patrolled && !$wgUser->useRCPatrol() && !$wgUser->useNPPatrol())
+ $this->dieUsage("You need the patrol right to request the patrolled flag", 'permissiondenied');
+
+ /* Add fields to our query if they are specified as a needed parameter. */
+ $this->addFieldsIf('rc_id', $this->fld_ids);
+ $this->addFieldsIf('rc_this_oldid', $this->fld_ids);
+ $this->addFieldsIf('rc_last_oldid', $this->fld_ids);
+ $this->addFieldsIf('rc_comment', $this->fld_comment);
$this->addFieldsIf('rc_user', $this->fld_user);
$this->addFieldsIf('rc_user_text', $this->fld_user);
$this->addFieldsIf('rc_minor', $this->fld_flags);
$this->addFieldsIf('rc_new', $this->fld_flags);
$this->addFieldsIf('rc_old_len', $this->fld_sizes);
$this->addFieldsIf('rc_new_len', $this->fld_sizes);
+ $this->addFieldsIf('rc_patrolled', $this->fld_patrolled);
+ $this->addFieldsIf('rc_logid', $this->fld_loginfo);
+ $this->addFieldsIf('rc_log_type', $this->fld_loginfo);
+ $this->addFieldsIf('rc_log_action', $this->fld_loginfo);
+ $this->addFieldsIf('rc_params', $this->fld_loginfo);
+ if($this->fld_redirect || isset($show['redirect']) || isset($show['!redirect']))
+ {
+ $this->addTables('page');
+ $this->addJoinConds(array('page' => array('LEFT JOIN', array('rc_namespace=page_namespace', 'rc_title=page_title'))));
+ $this->addFields('page_is_redirect');
+ }
}
-
- $this->addOption('LIMIT', $limit +1);
- $this->addOption('USE INDEX', 'rc_timestamp');
+ $this->token = $params['token'];
+ $this->addOption('LIMIT', $params['limit'] +1);
$data = array ();
$count = 0;
+
+ /* Perform the actual query. */
$db = $this->getDB();
$res = $this->select(__METHOD__);
-
+
+ /* Iterate through the rows, adding data extracted from them to our query result. */
while ($row = $db->fetchObject($res)) {
- if (++ $count > $limit) {
+ if (++ $count > $params['limit']) {
// We've reached the one extra which shows that there are additional pages to be had. Stop here...
$this->setContinueEnumParameter('start', wfTimestamp(TS_ISO_8601, $row->rc_timestamp));
break;
}
+ /* Extract the data from a single row. */
$vals = $this->extractRowInfo($row);
+
+ /* Add that row's data to our final output. */
if($vals)
$data[] = $vals;
}
+
$db->freeResult($res);
+ /* Format the result */
$result = $this->getResult();
$result->setIndexedTagName($data, 'rc');
$result->addValue('query', $this->getModuleName(), $data);
}
+ /**
+ * Extracts from a single sql row the data needed to describe one recent change.
+ *
+ * @param $row The row from which to extract the data.
+ * @return An array mapping strings (descriptors) to their respective string values.
+ * @access private
+ */
private function extractRowInfo($row) {
+ /* If page was moved somewhere, get the title of the move target. */
$movedToTitle = false;
- if (!empty($row->rc_moved_to_title))
+ if (isset($row->rc_moved_to_title) && $row->rc_moved_to_title !== '')
$movedToTitle = Title :: makeTitle($row->rc_moved_to_ns, $row->rc_moved_to_title);
+ /* Determine the title of the page that has been changed. */
$title = Title :: makeTitle($row->rc_namespace, $row->rc_title);
+
+ /* Our output data. */
$vals = array ();
- $vals['type'] = intval($row->rc_type);
+ $type = intval ( $row->rc_type );
+ /* Determine what kind of change this was. */
+ switch ( $type ) {
+ case RC_EDIT: $vals['type'] = 'edit'; break;
+ case RC_NEW: $vals['type'] = 'new'; break;
+ case RC_MOVE: $vals['type'] = 'move'; break;
+ case RC_LOG: $vals['type'] = 'log'; break;
+ case RC_MOVE_OVER_REDIRECT: $vals['type'] = 'move over redirect'; break;
+ default: $vals['type'] = $type;
+ }
+
+ /* Create a new entry in the result for the title. */
if ($this->fld_title) {
ApiQueryBase :: addTitleInfo($vals, $title);
if ($movedToTitle)
ApiQueryBase :: addTitleInfo($vals, $movedToTitle, "new_");
}
+ /* Add ids, such as rcid, pageid, revid, and oldid to the change's info. */
if ($this->fld_ids) {
$vals['rcid'] = intval($row->rc_id);
$vals['pageid'] = intval($row->rc_cur_id);
$vals['old_revid'] = intval( $row->rc_last_oldid );
}
+ /* Add user data and 'anon' flag, if use is anonymous. */
if ($this->fld_user) {
$vals['user'] = $row->rc_user_text;
if(!$row->rc_user)
$vals['anon'] = '';
}
+ /* Add flags, such as new, minor, bot. */
if ($this->fld_flags) {
if ($row->rc_bot)
$vals['bot'] = '';
$vals['minor'] = '';
}
+ /* Add sizes of each revision. (Only available on 1.10+) */
if ($this->fld_sizes) {
$vals['oldlen'] = intval($row->rc_old_len);
$vals['newlen'] = intval($row->rc_new_len);
}
-
+
+ /* Add the timestamp. */
if ($this->fld_timestamp)
$vals['timestamp'] = wfTimestamp(TS_ISO_8601, $row->rc_timestamp);
- if ($this->fld_comment && !empty ($row->rc_comment)) {
+ /* Add edit summary / log summary. */
+ if ($this->fld_comment && isset($row->rc_comment)) {
$vals['comment'] = $row->rc_comment;
}
+ if ($this->fld_redirect)
+ if($row->page_is_redirect)
+ $vals['redirect'] = '';
+
+ /* Add the patrolled flag */
+ if ($this->fld_patrolled && $row->rc_patrolled == 1)
+ $vals['patrolled'] = '';
+
+ if ($this->fld_loginfo && $row->rc_type == RC_LOG) {
+ $vals['logid'] = $row->rc_logid;
+ $vals['logtype'] = $row->rc_log_type;
+ $vals['logaction'] = $row->rc_log_action;
+ ApiQueryLogEvents::addLogParams($this->getResult(),
+ $vals, $row->rc_params,
+ $row->rc_log_type, $row->rc_timestamp);
+ }
+
+ if(!is_null($this->token))
+ {
+ $tokenFunctions = $this->getTokenFunctions();
+ foreach($this->token as $t)
+ {
+ $val = call_user_func($tokenFunctions[$t], $row->rc_cur_id,
+ $title, RecentChange::newFromRow($row));
+ if($val === false)
+ $this->setWarning("Action '$t' is not allowed for the current user");
+ else
+ $vals[$t . 'token'] = $val;
+ }
+ }
+
return $vals;
}
- protected function getAllowedParams() {
+ private function parseRCType($type)
+ {
+ if(is_array($type))
+ {
+ $retval = array();
+ foreach($type as $t)
+ $retval[] = $this->parseRCType($t);
+ return $retval;
+ }
+ switch($type)
+ {
+ case 'edit': return RC_EDIT;
+ case 'new': return RC_NEW;
+ case 'log': return RC_LOG;
+ }
+ }
+
+ public function getAllowedParams() {
return array (
'start' => array (
ApiBase :: PARAM_TYPE => 'timestamp'
ApiBase :: PARAM_ISMULTI => true,
ApiBase :: PARAM_TYPE => 'namespace'
),
+ 'titles' => array(
+ ApiBase :: PARAM_ISMULTI => true
+ ),
'prop' => array (
ApiBase :: PARAM_ISMULTI => true,
ApiBase :: PARAM_DFLT => 'title|timestamp|ids',
'timestamp',
'title',
'ids',
- 'sizes'
+ 'sizes',
+ 'redirect',
+ 'patrolled',
+ 'loginfo',
)
),
+ 'token' => array(
+ ApiBase :: PARAM_TYPE => array_keys($this->getTokenFunctions()),
+ ApiBase :: PARAM_ISMULTI => true
+ ),
'show' => array (
ApiBase :: PARAM_ISMULTI => true,
ApiBase :: PARAM_TYPE => array (
'bot',
'!bot',
'anon',
- '!anon'
+ '!anon',
+ 'redirect',
+ '!redirect',
+ 'patrolled',
+ '!patrolled'
)
),
'limit' => array (
ApiBase :: PARAM_MIN => 1,
ApiBase :: PARAM_MAX => ApiBase :: LIMIT_BIG1,
ApiBase :: PARAM_MAX2 => ApiBase :: LIMIT_BIG2
+ ),
+ 'type' => array (
+ ApiBase :: PARAM_ISMULTI => true,
+ ApiBase :: PARAM_TYPE => array (
+ 'edit',
+ 'new',
+ 'log'
+ )
)
);
}
- protected function getParamDescription() {
+ public function getParamDescription() {
return array (
'start' => 'The timestamp to start enumerating from.',
'end' => 'The timestamp to end enumerating.',
'dir' => 'In which direction to enumerate.',
'namespace' => 'Filter log entries to only this namespace(s)',
+ 'titles' => 'Filter log entries to only these page titles',
'prop' => 'Include additional pieces of information',
+ 'token' => 'Which tokens to obtain for each change',
'show' => array (
'Show only items that meet this criteria.',
'For example, to see only minor edits done by logged-in users, set show=minor|!anon'
),
- 'limit' => 'How many total pages to return.'
+ 'type' => 'Which types of changes to show.',
+ 'limit' => 'How many total changes to return.'
);
}
- protected function getDescription() {
+ public function getDescription() {
return 'Enumerate recent changes';
}
}
public function getVersion() {
- return __CLASS__ . ': $Id: ApiQueryRecentChanges.php 24100 2007-07-15 01:12:54Z yurik $';
+ return __CLASS__ . ': $Id: ApiQueryRecentChanges.php 44719 2008-12-17 16:34:01Z catrope $';
}
}
-