2016-08-07 00:05:36 -05:00

214 lines
8.6 KiB
PHP
Executable File

<?php //{{MediaWikiExtension}}<source lang="php">
/*
* EmbedVideo.php - Adds a parser function aembedding video from popular sources.
* @author Jim R. Wilson
* @version 0.1.2
* @copyright Copyright (C) 2007 Jim R. Wilson
* @license The MIT License - http://www.opensource.org/licenses/mit-license.php
* -----------------------------------------------------------------------
* Description:
* This is a MediaWiki extension which adds a parser function for embedding
* video from popular sources (configurable).
* Requirements:
* MediaWiki 1.6.x, 1.9.x, 1.10.x or higher
* PHP 4.x, 5.x or higher.
* Installation:
* 1. Drop this script (EmbedVideo.php) in $IP/extensions
* Note: $IP is your MediaWiki install dir.
* 2. Enable the extension by adding this line to your LocalSettings.php:
* require_once('extensions/EmbedVideo.php');
* Version Notes:
* version 0.1.2:
* Bug fix - now can be inserted in lists without breakage (from newlines)
* Code cleanup - would previously give 'Notice' messages in PHP strict.
* version 0.1.1:
* Code cleanup - no functional difference.
* version 0.1:
* Initial release.
* -----------------------------------------------------------------------
* Copyright (c) 2007 Jim R. Wilson
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do
* so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
* -----------------------------------------------------------------------
*/
# Confirm MW environment
if (defined('MEDIAWIKI')) {
# Credits
$wgExtensionCredits['parserhook'][] = array(
'name'=>'EmbedVideo',
'author'=>'Jim R. Wilson - wilson.jim.r&lt;at&gt;gmail.com',
'url'=>'http://jimbojw.com/wiki/index.php?title=EmbedVideo',
'description'=>'Adds a parser function aembedding video from popular sources.',
'version'=>'0.1.2'
);
/**
* Wrapper class for encapsulating EmbedVideo related parser methods
*/
class EmbedVideo {
/**
* Sets up parser functions.
*/
function setup( ) {
# Setup parser hook
global $wgParser, $wgVersion;
$hook = (version_compare($wgVersion, '1.7', '<')?'#ev':'ev');
$wgParser->setFunctionHook( $hook, array($this, 'parserFunction') );
# Add system messages
global $wgMessageCache;
$wgMessageCache->addMessage('embedvideo-missing-params', 'EmbedVideo is missing a required parameter.');
$wgMessageCache->addMessage('embedvideo-bad-params', 'EmbedVideo received a bad parameter.');
$wgMessageCache->addMessage('embedvideo-unparsable-param-string', 'EmbedVideo received the unparsable parameter string "<tt>$1</tt>".');
$wgMessageCache->addMessage('embedvideo-unrecognized-service', 'EmbedVideo does not recognize the video service "<tt>$1</tt>".');
$wgMessageCache->addMessage('embedvideo-bad-id', 'EmbedVideo received the bad id "$1" for the service "$2".');
$wgMessageCache->addMessage('embedvideo-illegal-width', 'EmbedVideo received the illegal width parameter "$1".');
$wgMessageCache->addMessage('embedvideo-embed-clause',
'<object width="$2" height="$3">'.
'<param name="movie" value="$1"></param>'.
'<param name="wmode" value="transparent"></param>'.
'<embed src="$1" type="application/x-shockwave-flash" '.
'wmode="transparent" width="$2" height="$3">'.
'</embed></object>'
);
}
/**
* Adds magic words for parser functions.
* @param Array $magicWords
* @param $langCode
* @return Boolean Always true
*/
function parserFunctionMagic( &$magicWords, $langCode='en' ) {
$magicWords['ev'] = array( 0, 'ev' );
return true;
}
/**
* Embeds video of the chosen service
* @param Parser $parser Instance of running Parser.
* @param String $service Which online service has the video.
* @param String $id Identifier of the chosen service
* @param String $width Width of video (optional)
* @return String Encoded representation of input params (to be processed later)
*/
function parserFunction( $parser, $service=null, $id=null, $width=null ) {
if ($service===null || $id===null) return '<div class="errorbox">'.wfMsg('embedvideo-missing-params').'</div>';
$params = array(
'service' => trim($service),
'id' => trim($id),
'width' => ($width===null?null:trim($width)),
);
global $wgEmbedVideoMinWidth, $wgEmbedVideoMaxWidth;
if (!is_numeric($wgEmbedVideoMinWidth) || $wgEmbedVideoMinWidth<100) $wgEmbedVideoMinWidth = 100;
if (!is_numeric($wgEmbedVideoMaxWidth) || $wgEmbedVideoMaxWidth>1024) $wgEmbedVideoMaxWidth = 1024;
global $wgEmbedVideoServiceList;
$service = $wgEmbedVideoServiceList[$params['service']];
if (!$service) return '<div class="errorbox">'.wfMsg('embedvideo-unrecognized-service', @htmlspecialchars($params['service'])).'</div>';
$id = htmlspecialchars($params['id']);
$idpattern = ( isset($service['id_pattern']) ? $service['id_pattern'] : '%[^A-Za-z0-9_\\-]%' );
if ($id==null || preg_match($idpattern,$id)) {
return '<div class="errorbox">'.wfMsgForContent('embedvideo-bad-id', $id, @htmlspecialchars($params['service'])).'</div>';
}
# Build URL and output embedded flash object
$ratio = 425 / 350;
$width = 425;
if ($params['width']!==null) {
if (
!is_numeric($params['width']) ||
$params['width'] < $wgEmbedVideoMinWidth ||
$params['width'] > $wgEmbedVideoMaxWidth
) return
'<div class="errorbox">'.
wfMsgForContent('embedvideo-illegal-width', @htmlspecialchars($params['width'])).
'</div>';
$width = $params['width'];
}
$height = round($width / $ratio);
$url = wfMsgReplaceArgs($service['url'], array($id, $width, $height));
return $parser->insertStripItem(
wfMsgForContent('embedvideo-embed-clause', $url, $width, $height),
$parser->mStripState
);
}
}
/**
* Wrapper function for language magic call (hack for 1.6
*/
# Create global instance and wire it up!
$wgEmbedVideo = new EmbedVideo();
$wgExtensionFunctions[] = array($wgEmbedVideo, 'setup');
if (version_compare($wgVersion, '1.7', '<')) {
# Hack solution to resolve 1.6 array parameter nullification for hook args
function wfEmbedVideoLanguageGetMagic( &$magicWords ) {
global $wgEmbedVideo;
$wgEmbedVideo->parserFunctionMagic( $magicWords );
return true;
}
$wgHooks['LanguageGetMagic'][] = 'wfEmbedVideoLanguageGetMagic';
} else {
$wgHooks['LanguageGetMagic'][] = array($wgEmbedVideo, 'parserFunctionMagic');
}
# Build services list (may be augmented in LocalSettings.php)
$wgEmbedVideoServiceList = array(
'dailymotion' => array(
'url' => 'http://www.dailymotion.com/swf/$1'
),
'funnyordie' => array(
'url' =>
'http://www.funnyordie.com/v1/flvideo/fodplayer.swf?file='.
'http://funnyordie.vo.llnwd.net/o16/$1.flv&autoStart=false'
),
'googlevideo' => array(
'id_pattern'=>'%[^0-9\\-]%',
'url' => 'http://video.google.com/googleplayer.swf?docId=$1'
),
'sevenload' => array(
'url' => 'http://page.sevenload.com/swf/en_GB/player.swf?id=$1'
),
'revver' => array(
'url' => 'http://flash.revver.com/player/1.0/player.swf?mediaId=$1'
),
'youtube' => array(
'url'=>'http://www.youtube.com/v/$1'
),
'megavideo' => array(
'id_pattern' => '%[^A-Za-z0-9_\\-.]%',
'url' => 'http://www.megavideo.com/v/$1'
),
);
} # End MW Environment wrapper
//</source>