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/*!
* VisualEditor ContentEditable MWImageNode class.
*
* @copyright See AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* ContentEditable MediaWiki image node.
*
* @class
* @abstract
* @extends ve.ce.GeneratedContentNode
* @mixes ve.ce.FocusableNode
* @mixes ve.ce.MWResizableNode
*
* @constructor
* @param {jQuery} $focusable Focusable part of the node
* @param {jQuery} $image Image part of the node
* @param {Object} [config] Configuration options
*/
ve.ce.MWImageNode = function VeCeMWImageNode( $focusable, $image, config ) {
config = ve.extendObject( {
enforceMax: false,
minDimensions: { width: 1, height: 1 },
$bounding: this.$element
}, config );
// Properties
this.$image = $image;
// Parent constructor triggers render so this must precede it
this.renderedDimensions = null;
// Parent constructor
ve.ce.GeneratedContentNode.call( this );
// Mixin constructors
ve.ce.FocusableNode.call( this, $focusable, config );
ve.ce.MWResizableNode.call( this, this.$image, config );
// Events
this.model.connect( this, { attributeChange: 'onAttributeChange' } );
// Initialization
this.updateMediaType();
};
/* Inheritance */
OO.inheritClass( ve.ce.MWImageNode, ve.ce.GeneratedContentNode );
OO.mixinClass( ve.ce.MWImageNode, ve.ce.FocusableNode );
// Need to mixin base class as well (T92540)
OO.mixinClass( ve.ce.MWImageNode, ve.ce.ResizableNode );
OO.mixinClass( ve.ce.MWImageNode, ve.ce.MWResizableNode );
/* Static Properties */
ve.ce.MWImageNode.static.primaryCommandName = 'media';
/* Static Methods */
/**
* @inheritdoc ve.ce.Node
*/
ve.ce.MWImageNode.static.getDescription = function ( model ) {
const title = new mw.Title( model.getFilename() );
return title.getMainText();
};
/* Methods */
/**
* Update the rendering of the 'align', src', 'width' and 'height' attributes
* when they change in the model.
*
* @param {string} key Attribute key
* @param {string} from Old value
* @param {string} to New value
*/
ve.ce.MWImageNode.prototype.onAttributeChange = function () {
this.update();
};
/**
* @inheritdoc ve.ce.GeneratedContentNode
*/
ve.ce.MWImageNode.prototype.onGeneratedContentNodeUpdate = function () {
// Do nothing to avoid re-rendering every time the caption is changed.
// Call update inside onAttributeChange instead.
};
/**
* @inheritdoc ve.ce.GeneratedContentNode
*/
ve.ce.MWImageNode.prototype.generateContents = function () {
const model = this.getModel(),
height = model.getAttribute( 'height' ),
mwData = model.getAttribute( 'mw' ) || {},
deferred = ve.createDeferred();
let width = model.getAttribute( 'width' );
// If the current rendering is larger don't fetch a new image, just let the browser resize
if ( this.renderedDimensions && this.renderedDimensions.width > width ) {
return deferred.reject().promise();
}
let params;
if ( mwData.thumbtime !== undefined ) {
params = 'seek=' + mwData.thumbtime;
} else if ( mwData.page !== undefined ) {
params = 'page' + mwData.page + '-' + width + 'px';
// Don't send width twice
width = undefined;
}
const xhr = ve.init.target.getContentApi( this.getModel().getDocument() ).get( {
action: 'query',
prop: 'imageinfo',
iiprop: 'url',
iiurlwidth: width,
iiurlheight: height,
iiurlparam: params,
titles: this.getModel().getFilename()
} )
.done( this.onParseSuccess.bind( this, deferred ) )
.fail( this.onParseError.bind( this, deferred ) );
return deferred.promise( { abort: xhr.abort } );
};
/**
* Handle a successful response from the parser for the image src.
*
* @param {jQuery.Deferred} deferred The Deferred object created by generateContents
* @param {Object} response Response data
*/
ve.ce.MWImageNode.prototype.onParseSuccess = function ( deferred, response ) {
const thumburl = ve.getProp( response.query.pages[ 0 ], 'imageinfo', 0, 'thumburl' );
if ( thumburl ) {
deferred.resolve( thumburl );
} else {
deferred.reject();
}
};
/**
* @inheritdoc ve.ce.GeneratedContentNode
*/
ve.ce.MWImageNode.prototype.render = function ( generatedContents ) {
this.$image.attr( 'src', generatedContents );
// As we only re-render when the image is larger than last rendered size
// this will always be the largest ever rendering
this.renderedDimensions = ve.copy( this.model.getScalable().getCurrentDimensions() );
if ( this.live ) {
this.afterRender();
}
};
/**
* Handle an unsuccessful response from the parser for the image src.
*
* @param {jQuery.Deferred} deferred The promise object created by generateContents
* @param {Object} response Response data
*/
ve.ce.MWImageNode.prototype.onParseError = function ( deferred ) {
deferred.reject();
};
/**
* Update rendering when media type changes
*/
ve.ce.MWImageNode.prototype.updateMediaType = function () {
this.$image.toggleClass( 've-ce-mwImageNode-audioPlayer', this.model.getMediaType() === 'AUDIO' );
};
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