From 9db190c7e736ec8d063187d4241b59feaf7dc2d1 Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Wed, 22 Jun 2011 11:28:20 +0200
Subject: update to MediaWiki 1.17.0

---
 includes/api/ApiQueryPageProps.php | 150 +++++++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)
 create mode 100644 includes/api/ApiQueryPageProps.php

(limited to 'includes/api/ApiQueryPageProps.php')

diff --git a/includes/api/ApiQueryPageProps.php b/includes/api/ApiQueryPageProps.php
new file mode 100644
index 00000000..894e812d
--- /dev/null
+++ b/includes/api/ApiQueryPageProps.php
@@ -0,0 +1,150 @@
+<?php
+/**
+ * API for MediaWiki 1.8+
+ *
+ * Created on Aug 7, 2010
+ *
+ * Copyright © 2010 soxred93, Bryan Tong Minh
+ *
+ * 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
+ */
+
+if ( !defined( 'MEDIAWIKI' ) ) {
+	// Eclipse helper - will be ignored in production
+	require_once( 'ApiQueryBase.php' );
+}
+
+/**
+ * A query module to show basic page information.
+ *
+ * @ingroup API
+ */
+class ApiQueryPageProps extends ApiQueryBase {
+
+	private $params;
+
+	public function __construct( $query, $moduleName ) {
+		parent::__construct( $query, $moduleName, 'pp' );
+	}
+
+	public function execute() {
+		$this->params = $this->extractRequestParams();
+		
+		# Only operate on existing pages
+		$pages = $this->getPageSet()->getGoodTitles();
+		if ( !count( $pages ) ) {
+			# Nothing to do
+			return;
+		}
+		
+		$this->addTables( 'page_props' );
+		$this->addFields( array( 'pp_page', 'pp_propname', 'pp_value' ) );
+		$this->addWhereFld( 'pp_page',  array_keys( $pages ) );
+		
+		if ( $this->params['continue'] ) {
+			$this->addWhere( 'pp_page >=' . intval( $this->params['continue'] ) );
+		}
+		
+		# Force a sort order to ensure that properties are grouped by page
+		$this->addOption( 'ORDER BY', 'pp_page' );
+		
+		$res = $this->select( __METHOD__ );
+		$currentPage = 0; # Id of the page currently processed
+		$props = array();
+		$result = $this->getResult();
+		
+		foreach ( $res as $row ) {
+			if ( $currentPage != $row->pp_page ) {
+				# Different page than previous row, so add the properties to 
+				# the result and save the new page id
+				
+				if ( $currentPage ) {
+					if ( !$this->addPageProps( $result, $currentPage, $props ) ) {
+						# addPageProps() indicated that the result did not fit
+						# so stop adding data. Reset props so that it doesn't
+						# get added again after loop exit
+						
+						$props = array();
+						break;
+					}
+					
+					$props = array();
+				}
+				
+				$currentPage = $row->pp_page;
+			}
+			
+			$props[$row->pp_propname] = $row->pp_value;
+		}
+		
+		if ( count( $props ) ) {
+			# Add any remaining properties to the results
+			$this->addPageProps( $result, $currentPage, $props );
+		}
+	}
+
+	/**
+	 * Add page properties to an ApiResult, adding a continue 
+	 * parameter if it doesn't fit.
+	 *
+	 * @param $result ApiResult
+	 * @param $page int
+	 * @param $props array
+	 * @return bool True if it fits in the result
+	 */
+	private function addPageProps( $result, $page, $props ) {
+		$fit = $result->addValue( array( 'query', 'pages', $page ), 'pageprops', $props );
+		
+		if ( !$fit ) {
+			$this->setContinueEnumParameter( 'continue', $page );
+		}
+		return $fit;
+	}
+
+	public function getCacheMode( $params ) {
+		return 'public';
+	}
+
+	public function getAllowedParams() {		
+		return array( 'continue' => null );
+	}
+
+	public function getParamDescription() {
+		return  array( 'continue' => 'When more results are available, use this to continue' );
+	}
+
+	public function getDescription() {
+		return 'Get various properties defined in the page content';
+	}
+
+	public function getPossibleErrors() {
+		return array_merge( parent::getPossibleErrors(), array(
+			array( 'code' => '_badcontinue', 'info' => 'Invalid continue param. You should pass the original value returned by the previous query' ),
+		) );
+	}
+
+	protected function getExamples() {
+		return array(
+			'api.php?action=query&prop=pageprops&titles=Category:Foo',
+		);
+	}
+
+	public function getVersion() {
+		return __CLASS__ . ': $Id: ApiQueryPageProps.php 85211 2011-04-02 21:01:00Z demon $';
+	}
+}
-- 
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