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+<?php
+/**
+ *
+ *
+ * Created on Dec 1, 2007
+ *
+ * Copyright © 2006 Yuri Astrakhan "<Firstname><Lastname>@gmail.com"
+ *
+ * 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
+ */
+
+/**
+ * A query action to return messages from site message cache
+ *
+ * @ingroup API
+ */
+class ApiQueryAllMessages extends ApiQueryBase {
+
+ public function __construct( $query, $moduleName ) {
+ parent::__construct( $query, $moduleName, 'am' );
+ }
+
+ public function execute() {
+ $params = $this->extractRequestParams();
+
+ if ( is_null( $params['lang'] ) ) {
+ global $wgLang;
+ $langObj = $wgLang;
+ } else {
+ $langObj = Language::factory( $params['lang'] );
+ }
+
+ if ( $params['enableparser'] ) {
+ if ( !is_null( $params['title'] ) ) {
+ $title = Title::newFromText( $params['title'] );
+ if ( !$title ) {
+ $this->dieUsageMsg( array( 'invalidtitle', $params['title'] ) );
+ }
+ } else {
+ $title = Title::newFromText( 'API' );
+ }
+ }
+
+ $prop = array_flip( (array)$params['prop'] );
+
+ // Determine which messages should we print
+ if ( in_array( '*', $params['messages'] ) ) {
+ $message_names = Language::getMessageKeysFor( $langObj->getCode() );
+ if ( $params['includelocal'] ) {
+ global $wgLanguageCode;
+ $message_names = array_unique( array_merge(
+ $message_names,
+ // Pass in the content language code so we get local messages that have a
+ // MediaWiki:msgkey page. We might theoretically miss messages that have no
+ // MediaWiki:msgkey page but do have a MediaWiki:msgkey/lang page, but that's
+ // just a stupid case.
+ MessageCache::singleton()->getAllMessageKeys( $wgLanguageCode )
+ ) );
+ }
+ sort( $message_names );
+ $messages_target = $message_names;
+ } else {
+ $messages_target = $params['messages'];
+ }
+
+ // Filter messages that have the specified prefix
+ // Because we sorted the message array earlier, they will appear in a clump:
+ if ( isset( $params['prefix'] ) ) {
+ $skip = false;
+ $messages_filtered = array();
+ foreach ( $messages_target as $message ) {
+ // === 0: must be at beginning of string (position 0)
+ if ( strpos( $message, $params['prefix'] ) === 0 ) {
+ if( !$skip ) {
+ $skip = true;
+ }
+ $messages_filtered[] = $message;
+ } elseif ( $skip ) {
+ break;
+ }
+ }
+ $messages_target = $messages_filtered;
+ }
+
+ // Filter messages that contain specified string
+ if ( isset( $params['filter'] ) ) {
+ $messages_filtered = array();
+ foreach ( $messages_target as $message ) {
+ // !== is used because filter can be at the beginning of the string
+ if ( strpos( $message, $params['filter'] ) !== false ) {
+ $messages_filtered[] = $message;
+ }
+ }
+ $messages_target = $messages_filtered;
+ }
+
+ // Whether we have any sort of message customisation filtering
+ $customiseFilterEnabled = $params['customised'] !== 'all';
+ if ( $customiseFilterEnabled ) {
+ global $wgContLang;
+ $lang = $langObj->getCode();
+
+ $customisedMessages = AllmessagesTablePager::getCustomisedStatuses(
+ array_map( array( $langObj, 'ucfirst'), $messages_target ), $lang, $lang != $wgContLang->getCode() );
+
+ $customised = $params['customised'] === 'modified';
+ }
+
+ // Get all requested messages and print the result
+ $skip = !is_null( $params['from'] );
+ $useto = !is_null( $params['to'] );
+ $result = $this->getResult();
+ foreach ( $messages_target as $message ) {
+ // Skip all messages up to $params['from']
+ if ( $skip && $message === $params['from'] ) {
+ $skip = false;
+ }
+
+ if ( $useto && $message > $params['to'] ) {
+ break;
+ }
+
+ if ( !$skip ) {
+ $a = array( 'name' => $message );
+ $args = array();
+ if ( isset( $params['args'] ) && count( $params['args'] ) != 0 ) {
+ $args = $params['args'];
+ }
+
+ if ( $customiseFilterEnabled ) {
+ $messageIsCustomised = isset( $customisedMessages['pages'][ $langObj->ucfirst( $message ) ] );
+ if ( $customised === $messageIsCustomised ) {
+ if ( $customised ) {
+ $a['customised'] = '';
+ }
+ } else {
+ continue;
+ }
+ }
+
+ $msg = wfMessage( $message, $args )->inLanguage( $langObj );
+
+ if ( !$msg->exists() ) {
+ $a['missing'] = '';
+ } else {
+ // Check if the parser is enabled:
+ if ( $params['enableparser'] ) {
+ $msgString = $msg->title( $title )->text();
+ } else {
+ $msgString = $msg->plain();
+ }
+ if ( !$params['nocontent'] ) {
+ ApiResult::setContent( $a, $msgString );
+ }
+ if ( isset( $prop['default'] ) ) {
+ $default = wfMessage( $message )->inLanguage( $langObj )->useDatabase( false );
+ if ( !$default->exists() ) {
+ $a['defaultmissing'] = '';
+ } elseif ( $default->plain() != $msgString ) {
+ $a['default'] = $default->plain();
+ }
+ }
+ }
+ $fit = $result->addValue( array( 'query', $this->getModuleName() ), null, $a );
+ if ( !$fit ) {
+ $this->setContinueEnumParameter( 'from', $message );
+ break;
+ }
+ }
+ }
+ $result->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'message' );
+ }
+
+ public function getCacheMode( $params ) {
+ if ( is_null( $params['lang'] ) ) {
+ // Language not specified, will be fetched from preferences
+ return 'anon-public-user-private';
+ } elseif ( $params['enableparser'] ) {
+ // User-specific parser options will be used
+ return 'anon-public-user-private';
+ } else {
+ // OK to cache
+ return 'public';
+ }
+ }
+
+ public function getAllowedParams() {
+ return array(
+ 'messages' => array(
+ ApiBase::PARAM_DFLT => '*',
+ ApiBase::PARAM_ISMULTI => true,
+ ),
+ 'prop' => array(
+ ApiBase::PARAM_ISMULTI => true,
+ ApiBase::PARAM_TYPE => array(
+ 'default'
+ )
+ ),
+ 'enableparser' => false,
+ 'nocontent' => false,
+ 'includelocal' => false,
+ 'args' => array(
+ ApiBase::PARAM_ISMULTI => true,
+ ApiBase::PARAM_ALLOW_DUPLICATES => true,
+ ),
+ 'filter' => array(),
+ 'customised' => array(
+ ApiBase::PARAM_DFLT => 'all',
+ ApiBase::PARAM_TYPE => array(
+ 'all',
+ 'modified',
+ 'unmodified'
+ )
+ ),
+ 'lang' => null,
+ 'from' => null,
+ 'to' => null,
+ 'title' => null,
+ 'prefix' => null,
+ );
+ }
+
+ public function getParamDescription() {
+ return array(
+ 'messages' => 'Which messages to output. "*" (default) means all messages',
+ 'prop' => 'Which properties to get',
+ 'enableparser' => array( 'Set to enable parser, will preprocess the wikitext of message',
+ 'Will substitute magic words, handle templates etc.' ),
+ 'nocontent' => 'If set, do not include the content of the messages in the output.',
+ 'includelocal' => array( "Also include local messages, i.e. messages that don't exist in the software but do exist as a MediaWiki: page.",
+ "This lists all MediaWiki: pages, so it will also list those that aren't 'really' messages such as Common.js",
+ ),
+ 'title' => 'Page name to use as context when parsing message (for enableparser option)',
+ 'args' => 'Arguments to be substituted into message',
+ 'prefix' => 'Return messages with this prefix',
+ 'filter' => 'Return only messages with names that contain this string',
+ 'customised' => 'Return only messages in this customisation state',
+ 'lang' => 'Return messages in this language',
+ 'from' => 'Return messages starting at this message',
+ 'to' => 'Return messages ending at this message',
+ );
+ }
+
+ public function getResultProperties() {
+ return array(
+ '' => array(
+ 'name' => 'string',
+ 'customised' => 'boolean',
+ 'missing' => 'boolean',
+ '*' => array(
+ ApiBase::PROP_TYPE => 'string',
+ ApiBase::PROP_NULLABLE => true
+ )
+ ),
+ 'default' => array(
+ 'defaultmissing' => 'boolean',
+ 'default' => array(
+ ApiBase::PROP_TYPE => 'string',
+ ApiBase::PROP_NULLABLE => true
+ )
+ )
+ );
+ }
+
+ public function getDescription() {
+ return 'Return messages from this site';
+ }
+
+ public function getExamples() {
+ return array(
+ 'api.php?action=query&meta=allmessages&amprefix=ipb-',
+ 'api.php?action=query&meta=allmessages&ammessages=august|mainpage&amlang=de',
+ );
+ }
+
+ public function getHelpUrls() {
+ return 'https://www.mediawiki.org/wiki/API:Meta#allmessages_.2F_am';
+ }
+
+ public function getVersion() {
+ return __CLASS__ . ': $Id$';
+ }
+}
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