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<?php
use MediaWiki\MediaWikiServices;
class FeaturedImage {
/**
* Register the <featuredimage> tag with the parser.
*
* @param Parser &$parser
*/
public static function registerHook( &$parser ) {
$parser->setHook( 'featuredimage', [ 'FeaturedImage', 'renderFeaturedImage' ] );
}
/**
* Callback for the <featuredimage> tag, which renders the output and returns it.
*
* @param string $input User-supplied input; if defined, the desired image width will be
* extracted from this
* @param array $args Arguments passed to the hook (e.g. <featuredimage width="250" />);
* "width" is the only supported argument and will be used if not supplied as $input
* (but supplying width as the $input instead of in $args is super legacy behavior and
* you shouldn't do that)
* @param Parser $parser
* @return string HTML
*/
public static function renderFeaturedImage( $input, $args, Parser $parser ) {
$services = MediaWikiServices::getInstance();
if ( method_exists( $parser, 'getUserIdentity' ) ) {
// MW 1.36+
$user = $services->getUserFactory()->newFromUserIdentity( $parser->getUserIdentity() );
} else {
// @phan-suppress-next-line PhanUndeclaredMethod
$user = $parser->getUser();
}
// Add CSS & JS -- the JS is needed if allowing voting inline
if ( $user->isAllowed( 'voteny' ) ) {
$parser->getOutput()->addModules( [ 'ext.voteNY.scripts' ] );
}
$parser->getOutput()->addModuleStyles( [ 'ext.imagerating.css', 'ext.voteNY.styles' ] );
$width = 250;
// Get width property passed from hook
if ( preg_match( "/^\s*width\s*=\s*(.*)/mi", $input, $matches ) ) {
$width = htmlspecialchars( $matches[1], ENT_QUOTES );
} elseif ( isset( $args['width'] ) && $args['width'] ) {
$width = htmlspecialchars( $args['width'], ENT_QUOTES );
}
$width = intval( $width );
// Set up cache
$cache = $services->getMainWANObjectCache();
$key = $cache->makeKey( 'image', 'featured', $width );
$data = $cache->get( $key );
$cache_expires = ( 60 * 30 );
// No cache, load from the database
if ( !$data ) {
wfDebugLog( 'FeaturedImage', 'Loading featured image data from database' );
// Only check images that are less than 30 days old
// @todo This should be configurable, I think. --ashley, 15 January 2017
$time = wfTimestamp( TS_MW, time() - ( 60 * 60 * 24 * 30 ) );
$dbr = MediaWikiServices::getInstance()->getDBLoadBalancer()->getConnection( DB_PRIMARY );
$row = $dbr->selectRow(
[ 'page', 'image', 'Vote' ],
[
'page_id', 'page_title', 'img_actor',
'AVG(vote_value) AS vote_avg',
"(SELECT COUNT(*) FROM {$dbr->tableName( 'Vote' )} WHERE vote_page_id = page_id) AS vote_count",
],
[
'page_id = vote_page_id',
'page_namespace' => NS_FILE,
"img_timestamp > {$time}"
],
__METHOD__,
[
'ORDER BY' => 'page_id DESC, vote_avg DESC, vote_count DESC',
]
);
$featured_image = [];
if ( $row ) {
$image_title = Title::makeTitle( NS_FILE, $row->page_title );
$render_top_image = $services->getRepoGroup()->findFile( $row->page_title );
if ( is_object( $render_top_image ) ) {
$thumb_top_image = $render_top_image->transform( [
'width' => $width,
'height' => 0
] );
$featured_image['image_name'] = $row->page_title;
$featured_image['image_url'] = $image_title->getFullURL();
$featured_image['page_id'] = (int)$row->page_id;
$featured_image['thumbnail'] = $thumb_top_image->toHtml();
$featured_image['actor'] = (int)$row->img_actor;
}
}
$cache->set( $key, $featured_image, $cache_expires );
} else {
wfDebugLog( 'FeaturedImage', 'Loading featured image data from cache' );
$featured_image = $data;
}
if ( !$featured_image ) {
// It can happen...better to return at this point and generate no
// HTML here rather than to generate a gazillion notices about
// undefined indexes and output HTML which is meaningless
return '';
}
'@phan-var array{image_name:string,image_url:string,page_id:int,thumbnail:string,actor:int} $featured_image';
$voteClassTop = new VoteStars( $featured_image['page_id'], $user );
$countTop = $voteClassTop->count();
$user = User::newFromActorId( $featured_image['actor'] );
if ( !$user || !$user instanceof User ) {
return '';
}
$avatar = new wAvatar( $user->getId(), 'ml' );
$safeUserURL = htmlspecialchars( $user->getUserPage()->getFullURL() );
$safeUserName = htmlspecialchars( $user->getName() );
if ( !preg_match( '/<img/i', $featured_image['thumbnail'] ) ) {
// Probably a MediaTransformError or somesuch, which should be rendered
// as raw HTML without a link (<a><div>...</div></a> doesn't render that
// well, you see)
$img = $featured_image['thumbnail'];
} else {
// Normal case, which we should be hitting 99.9% of the time
$img = "<a href=\"{$featured_image['image_url']}\">{$featured_image['thumbnail']}</a>";
}
$output = "<div class=\"featured-image-main\">
<div class=\"featured-image-container-main\">
{$img}
</div>
<div class=\"featured-image-user-main\">
<div class=\"featured-image-submitted-main\">
<p>" . wfMessage( 'imagerating-submitted-by' )->escaped() . "</p>
<p><a href=\"{$safeUserURL}\">{$avatar->getAvatarURL()}
{$safeUserName}</a></p>
</div>
<div class=\"image-rating-bar-main\">" .
$voteClassTop->displayStars(
$featured_image['page_id'],
(int)$voteClassTop->getAverageVote(),
0
) .
"<div class=\"image-rating-score-main\" id=\"rating_{$featured_image['page_id']}\">" .
wfMessage( 'imagerating-community-score', $voteClassTop->getAverageVote(), $countTop )->parse() .
'</div>
</div>
</div>
<div class="visualClear"></div>
</div>';
return $output;
}
}