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<?php
/**
* This program is free software; you can redistribute it 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 more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
/**
* Abstract class so there can be multiple formatters outputting the same data
*
* @since 1.23
*/
abstract class MachineReadableRCFeedFormatter implements RCFeedFormatter {
/**
* Take the packet and return the formatted string
* @param array $packet
* @return string
*/
abstract protected function formatArray( array $packet );
/**
* Generates a notification that can be easily interpreted by a machine.
* @see RCFeedFormatter::getLine
* @param array $feed
* @param RecentChange $rc
* @param string|null $actionComment
* @return string|null
*/
public function getLine( array $feed, RecentChange $rc, $actionComment ) {
global $wgCanonicalServer, $wgServerName, $wgScriptPath;
$packet = [
// Usually, RC ID is exposed only for patrolling purposes,
// but there is no real reason not to expose it in other cases,
// and I can see how this may be potentially useful for clients.
'id' => $rc->getAttribute( 'rc_id' ),
'type' => RecentChange::parseFromRCType( $rc->getAttribute( 'rc_type' ) ),
'namespace' => $rc->getTitle()->getNamespace(),
'title' => $rc->getTitle()->getPrefixedText(),
'comment' => $rc->getAttribute( 'rc_comment' ),
'timestamp' => (int)wfTimestamp( TS_UNIX, $rc->getAttribute( 'rc_timestamp' ) ),
'user' => $rc->getAttribute( 'rc_user_text' ),
'bot' => (bool)$rc->getAttribute( 'rc_bot' ),
];
if ( isset( $feed['channel'] ) ) {
$packet['channel'] = $feed['channel'];
}
$type = $rc->getAttribute( 'rc_type' );
if ( $type == RC_EDIT || $type == RC_NEW ) {
global $wgUseRCPatrol, $wgUseNPPatrol;
$packet['minor'] = (bool)$rc->getAttribute( 'rc_minor' );
if ( $wgUseRCPatrol || ( $type == RC_NEW && $wgUseNPPatrol ) ) {
$packet['patrolled'] = (bool)$rc->getAttribute( 'rc_patrolled' );
}
}
switch ( $type ) {
case RC_EDIT:
$packet['length'] = [
'old' => $rc->getAttribute( 'rc_old_len' ),
'new' => $rc->getAttribute( 'rc_new_len' )
];
$packet['revision'] = [
'old' => $rc->getAttribute( 'rc_last_oldid' ),
'new' => $rc->getAttribute( 'rc_this_oldid' )
];
break;
case RC_NEW:
$packet['length'] = [ 'old' => null, 'new' => $rc->getAttribute( 'rc_new_len' ) ];
$packet['revision'] = [ 'old' => null, 'new' => $rc->getAttribute( 'rc_this_oldid' ) ];
break;
case RC_LOG:
$packet['log_id'] = $rc->getAttribute( 'rc_logid' );
$packet['log_type'] = $rc->getAttribute( 'rc_log_type' );
$packet['log_action'] = $rc->getAttribute( 'rc_log_action' );
if ( $rc->getAttribute( 'rc_params' ) ) {
$params = $rc->parseParams();
if (
// If it's an actual serialised false...
$rc->getAttribute( 'rc_params' ) == serialize( false ) ||
// Or if we did not get false back when trying to unserialise
$params !== false
) {
// From ApiQueryLogEvents::addLogParams
$logParams = [];
// Keys like "4::paramname" can't be used for output so we change them to "paramname"
foreach ( $params as $key => $value ) {
if ( strpos( $key, ':' ) === false ) {
$logParams[$key] = $value;
continue;
}
$logParam = explode( ':', $key, 3 );
$logParams[$logParam[2]] = $value;
}
$packet['log_params'] = $logParams;
} else {
$packet['log_params'] = explode( "\n", $rc->getAttribute( 'rc_params' ) );
}
}
$packet['log_action_comment'] = $actionComment;
break;
}
$packet['server_url'] = $wgCanonicalServer;
$packet['server_name'] = $wgServerName;
$packet['server_script_path'] = $wgScriptPath ?: '/';
$packet['wiki'] = WikiMap::getCurrentWikiId();
return $this->formatArray( $packet );
}
}
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