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<?php
/*
* MV_CongressDynamicData.php Created on Feb 9, 2008
*
* All Metavid Wiki code is Released under the GPL2
* for more info visit http:/metavid.ucsc.edu/code
*
* @author Michael Dale
* @email dale@ucsc.edu
* @url http://metavid.ucsc.edu
*
* This extention has a few hooks for embeding dynamic congress related widges and content
* its a normal stand alone extension
* its envoked with #cdd:type:key:
* for example {{#cdd:bill_status:govtrack_bill_id}} //will pull up the status for bill_id from govtrack
*/
if ( !defined( 'MEDIAWIKI' ) ) die( 1 );
/**
* Wrapper class for encapsulating EmbedVideo related parser methods
*/
class MV_CongressDynamicData {
//Sets up parser functions.
function setup( ) {
# Setup parser hook
global $wgParser, $wgVersion;
$hook = (version_compare($wgVersion, '1.7', '<')?'#cdd':'cdd');
$wgParser->setFunctionHook( $hook, array($this, 'parserFunction') );
# Add system messages
global $wgMessageCache;
$wgMessageCache->addMessage('cdd-missing-params', 'Congress Dynamic Data is missing a required parameter.');
}
//Adds magic words for parser functions.
function parserFunctionMagic( &$magicWords, $langCode='en' ) {
$magicWords['cdd'] = array( 0, 'cdd' );
return true;
}
function parserFunction( $parser, $service_type=null, $keyID=null) {
if($service_type==null || $keyID==null){
return '<div class="errorbox">'.wfMsg('cdd-missing-params').'</div>';
}
$html='';
switch($service_type){
case 'bill_status':
$html='<script src="http://www.govtrack.us/embed/bill.xpd?bill='.$keyID.'" type="text/javascript"/>';
break;
}
return array(
$html,
noparse => "true",
isHTML => "true"
);
}
}
# Create global instance and wire it up!
$wgMV_CDD = new MV_CongressDynamicData();
$wgExtensionFunctions[] = array($wgMV_CDD, 'setup');
if (version_compare($wgVersion, '1.7', '<')) {
# Hack solution to resolve 1.6 array parameter nullification for hook args
function wfEmbedVideoLanguageGetMagic( &$magicWords ) {
global $wgEmbedVideo;
$wgMV_CDD->parserFunctionMagic( $magicWords );
return true;
}
$wgHooks['LanguageGetMagic'][] = 'wfEmbedVideoLanguageGetMagic';
} else {
$wgHooks['LanguageGetMagic'][] = array($wgMV_CDD, 'parserFunctionMagic');
}
# Define a setup function
$wgExtensionFunctions[] = 'wfCongressVidParserFunction_Setup';
# Add a hook to initialise the magic word
$wgHooks['LanguageGetMagic'][] = 'wfCongressVidParserFunction_Magic';
function wfCongressVidParserFunction_Setup() {
global $wgParser;
# Set a function hook associating the "example" magic word with our function
$wgParser->setFunctionHook( 'gtbs', 'wfCongressVidParserFunction_Render' );
}
function wfCongressVidParserFunction_Magic( &$magicWords, $langCode ) {
# Add the magic word
# The first array element is case sensitivity, in this case it is not case sensitive
# All remaining elements are synonyms for our parser function
$magicWords['gtbs'] = array( 0, 'gtbs' );
return true;
}
function wfCongressVidParserFunction_Render( &$parser, $param1 = '', $param2 = '' ) {
# The parser function itself
# The input parameters are wikitext with templates expanded
# The output should be wikitext too
return '<script src="http://www.govtrack.us/embed/bill.xpd?bill='.$param1.'" type="text/javascript"/>';
}
?>
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