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authorPierre Schmitz <pierre@archlinux.de>2013-12-08 09:55:49 +0100
committerPierre Schmitz <pierre@archlinux.de>2013-12-08 09:55:49 +0100
commit4ac9fa081a7c045f6a9f1cfc529d82423f485b2e (patch)
treeaf68743f2f4a47d13f2b0eb05f5c4aaf86d8ea37 /includes/gallery/ImageGalleryBase.php
parentaf4da56f1ad4d3ef7b06557bae365da2ea27a897 (diff)
Update to MediaWiki 1.22.0
Diffstat (limited to 'includes/gallery/ImageGalleryBase.php')
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diff --git a/includes/gallery/ImageGalleryBase.php b/includes/gallery/ImageGalleryBase.php
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+<?php
+/**
+ * Image gallery.
+ *
+ * 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
+ */
+
+/**
+ * Image gallery
+ *
+ * Add images to the gallery using add(), then render that list to HTML using toHTML().
+ *
+ * @ingroup Media
+ */
+abstract class ImageGalleryBase extends ContextSource {
+ var $mImages, $mShowBytes, $mShowFilename, $mMode;
+ var $mCaption = false;
+
+ /**
+ * Hide blacklisted images?
+ */
+ var $mHideBadImages;
+
+ /**
+ * Registered parser object for output callbacks
+ * @var Parser
+ */
+ var $mParser;
+
+ /**
+ * Contextual title, used when images are being screened
+ * against the bad image list
+ */
+ protected $contextTitle = false;
+
+ protected $mAttribs = array();
+
+ static private $modeMapping = false;
+
+ /**
+ * Get a new image gallery. This is the method other callers
+ * should use to get a gallery.
+ *
+ * @param String|bool $mode Mode to use. False to use the default.
+ */
+ static function factory( $mode = false ) {
+ global $wgGalleryOptions, $wgContLang;
+ self::loadModes();
+ if ( !$mode ) {
+ $mode = $wgGalleryOptions['mode'];
+ }
+
+ $mode = $wgContLang->lc( $mode );
+
+ if ( isset( self::$modeMapping[$mode] ) ) {
+ return new self::$modeMapping[$mode]( $mode );
+ } else {
+ throw new MWException( "No gallery class registered for mode $mode" );
+ }
+ }
+
+ static private function loadModes() {
+ if ( self::$modeMapping === false ) {
+ self::$modeMapping = array(
+ 'traditional' => 'TraditionalImageGallery',
+ 'nolines' => 'NolinesImageGallery',
+ 'packed' => 'PackedImageGallery',
+ 'packed-hover' => 'PackedHoverImageGallery',
+ 'packed-overlay' => 'PackedOverlayImageGallery',
+ );
+ // Allow extensions to make a new gallery format.
+ wfRunHooks( 'GalleryGetModes', self::$modeMapping );
+ }
+ }
+
+ /**
+ * Create a new image gallery object.
+ *
+ * You should not call this directly, but instead use
+ * ImageGalleryBase::factory().
+ */
+ function __construct( $mode = 'traditional' ) {
+ global $wgGalleryOptions;
+ $this->mImages = array();
+ $this->mShowBytes = $wgGalleryOptions['showBytes'];
+ $this->mShowFilename = true;
+ $this->mParser = false;
+ $this->mHideBadImages = false;
+ $this->mPerRow = $wgGalleryOptions['imagesPerRow'];
+ $this->mWidths = $wgGalleryOptions['imageWidth'];
+ $this->mHeights = $wgGalleryOptions['imageHeight'];
+ $this->mCaptionLength = $wgGalleryOptions['captionLength'];
+ $this->mMode = $mode;
+ }
+
+ /**
+ * Register a parser object. If you do not set this
+ * and the output of this gallery ends up in parser
+ * cache, the javascript will break!
+ *
+ * @note This also triggers using the page's target
+ * language instead of the user language.
+ *
+ * @param $parser Parser
+ */
+ function setParser( $parser ) {
+ $this->mParser = $parser;
+ }
+
+ /**
+ * Set bad image flag
+ */
+ function setHideBadImages( $flag = true ) {
+ $this->mHideBadImages = $flag;
+ }
+
+ /**
+ * Set the caption (as plain text)
+ *
+ * @param string $caption Caption
+ */
+ function setCaption( $caption ) {
+ $this->mCaption = htmlspecialchars( $caption );
+ }
+
+ /**
+ * Set the caption (as HTML)
+ *
+ * @param string $caption Caption
+ */
+ public function setCaptionHtml( $caption ) {
+ $this->mCaption = $caption;
+ }
+
+ /**
+ * Set how many images will be displayed per row.
+ *
+ * @param $num Integer >= 0; If perrow=0 the gallery layout will adapt to screensize
+ * invalid numbers will be rejected
+ */
+ public function setPerRow( $num ) {
+ if ( $num >= 0 ) {
+ $this->mPerRow = (int)$num;
+ }
+ }
+
+ /**
+ * Set how wide each image will be, in pixels.
+ *
+ * @param $num Integer > 0; invalid numbers will be ignored
+ */
+ public function setWidths( $num ) {
+ if ( $num > 0 ) {
+ $this->mWidths = (int)$num;
+ }
+ }
+
+ /**
+ * Set how high each image will be, in pixels.
+ *
+ * @param $num Integer > 0; invalid numbers will be ignored
+ */
+ public function setHeights( $num ) {
+ if ( $num > 0 ) {
+ $this->mHeights = (int)$num;
+ }
+ }
+
+ /**
+ * Allow setting additional options. This is meant
+ * to allow extensions to add additional parameters to
+ * <gallery> parser tag.
+ *
+ * @param Array $options Attributes of gallery tag.
+ */
+ public function setAdditionalOptions( $options ) { }
+
+ /**
+ * Instruct the class to use a specific skin for rendering
+ *
+ * @param $skin Skin object
+ * @deprecated since 1.18 Not used anymore
+ */
+ function useSkin( $skin ) {
+ wfDeprecated( __METHOD__, '1.18' );
+ /* no op */
+ }
+
+ /**
+ * Add an image to the gallery.
+ *
+ * @param $title Title object of the image that is added to the gallery
+ * @param $html String: Additional HTML text to be shown. The name and size of the image are always shown.
+ * @param $alt String: Alt text for the image
+ * @param $link String: Override image link (optional)
+ * @param $handlerOpts Array: Array of options for image handler (aka page number)
+ */
+ function add( $title, $html = '', $alt = '', $link = '', $handlerOpts = array() ) {
+ if ( $title instanceof File ) {
+ // Old calling convention
+ $title = $title->getTitle();
+ }
+ $this->mImages[] = array( $title, $html, $alt, $link, $handlerOpts );
+ wfDebug( 'ImageGallery::add ' . $title->getText() . "\n" );
+ }
+
+ /**
+ * Add an image at the beginning of the gallery.
+ *
+ * @param $title Title object of the image that is added to the gallery
+ * @param $html String: Additional HTML text to be shown. The name and size of the image are always shown.
+ * @param $alt String: Alt text for the image
+ * @param $link String: Override image link (optional)
+ * @param $handlerOpts Array: Array of options for image handler (aka page number)
+ */
+ function insert( $title, $html = '', $alt = '', $link = '', $handlerOpts = array() ) {
+ if ( $title instanceof File ) {
+ // Old calling convention
+ $title = $title->getTitle();
+ }
+ array_unshift( $this->mImages, array( &$title, $html, $alt, $link, $handlerOpts ) );
+ }
+
+ /**
+ * isEmpty() returns true if the gallery contains no images
+ * @return bool
+ */
+ function isEmpty() {
+ return empty( $this->mImages );
+ }
+
+ /**
+ * Enable/Disable showing of the file size of an image in the gallery.
+ * Enabled by default.
+ *
+ * @param $f Boolean: set to false to disable.
+ */
+ function setShowBytes( $f ) {
+ $this->mShowBytes = (bool)$f;
+ }
+
+ /**
+ * Enable/Disable showing of the filename of an image in the gallery.
+ * Enabled by default.
+ *
+ * @param $f Boolean: set to false to disable.
+ */
+ function setShowFilename( $f ) {
+ $this->mShowFilename = (bool)$f;
+ }
+
+ /**
+ * Set arbitrary attributes to go on the HTML gallery output element.
+ * Should be suitable for a <ul> element.
+ *
+ * Note -- if taking from user input, you should probably run through
+ * Sanitizer::validateAttributes() first.
+ *
+ * @param array $attribs of HTML attribute pairs
+ */
+ function setAttributes( $attribs ) {
+ $this->mAttribs = $attribs;
+ }
+
+ /**
+ * Display an html representation of the gallery
+ *
+ * @return String The html
+ */
+ abstract public function toHTML();
+
+ /**
+ * @return Integer: number of images in the gallery
+ */
+ public function count() {
+ return count( $this->mImages );
+ }
+
+ /**
+ * Set the contextual title
+ *
+ * @param $title Title: contextual title
+ */
+ public function setContextTitle( $title ) {
+ $this->contextTitle = $title;
+ }
+
+ /**
+ * Get the contextual title, if applicable
+ *
+ * @return mixed Title or false
+ */
+ public function getContextTitle() {
+ return is_object( $this->contextTitle ) && $this->contextTitle instanceof Title
+ ? $this->contextTitle
+ : false;
+ }
+
+ /**
+ * Determines the correct language to be used for this image gallery
+ * @return Language object
+ */
+ protected function getRenderLang() {
+ return $this->mParser
+ ? $this->mParser->getTargetLanguage()
+ : $this->getLanguage();
+ }
+
+ /* Old constants no longer used.
+ const THUMB_PADDING = 30;
+ const GB_PADDING = 5;
+ const GB_BORDERS = 8;
+ */
+
+}
+