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Diffstat (limited to 'plugins/jetpack/_inc/jquery.jetpack-resize.js')
| -rw-r--r-- | plugins/jetpack/_inc/jquery.jetpack-resize.js | 285 |
1 files changed, 0 insertions, 285 deletions
diff --git a/plugins/jetpack/_inc/jquery.jetpack-resize.js b/plugins/jetpack/_inc/jquery.jetpack-resize.js deleted file mode 100644 index 14d60b24..00000000 --- a/plugins/jetpack/_inc/jquery.jetpack-resize.js +++ /dev/null @@ -1,285 +0,0 @@ -/* global Jetpack, JSON */ -/** - * Resizeable Iframes. - * - * Start listening to resize postMessage events for selected iframes: - * $( selector ).Jetpack( 'resizeable' ); - * - OR - - * Jetpack.resizeable( 'on', context ); - * - * Resize selected iframes: - * $( selector ).Jetpack( 'resizeable', 'resize', { width: 100, height: 200 } ); - * - OR - - * Jetpack.resizeable( 'resize', { width: 100, height: 200 }, context ); - * - * Stop listening to resize postMessage events for selected iframes: - * $( selector ).Jetpack( 'resizeable', 'off' ); - * - OR - - * Jetpack.resizeable( 'off', context ); - * - * Stop listening to all resize postMessage events: - * Jetpack.resizeable( 'off' ); - */ -(function($) { - var listening = false, // Are we listening for resize postMessage events - sourceOrigins = [], // What origins are allowed to send resize postMessage events - $sources = false, // What iframe elements are we tracking resize postMessage events from - - URLtoOrigin, // Utility to convert URLs into origins - setupListener, // Binds global resize postMessage event handler - destroyListener, // Unbinds global resize postMessage event handler - - methods; // Jetpack.resizeable methods - - // Setup the Jetpack global - if ( 'undefined' === typeof window.Jetpack ) { - window.Jetpack = { - /** - * Handles the two different calling methods: - * $( selector ).Jetpack( 'namespace', 'method', context ) // here, context is optional and is used to filter the collection - * - vs. - - * Jetpack.namespace( 'method', context ) // here context defines the collection - * - * @internal - * - * Call as: Jetpack.getTarget.call( this, context ) - * - * @param string context: jQuery selector - * @return jQuery|undefined object on which to perform operations or undefined when context cannot be determined - */ - getTarget: function( context ) { - if ( this instanceof jQuery ) { - return context ? this.filter( context ) : this; - } - - return context ? $( context ) : context; - } - }; - } - - // Setup the Jetpack jQuery method - if ( 'undefined' === typeof $.fn.Jetpack ) { - /** - * Dispatches calls to the correct namespace - * - * @param string namespace - * @param ... - * @return mixed|jQuery (chainable) - */ - $.fn.Jetpack = function( namespace ) { - if ( 'function' === typeof Jetpack[namespace] ) { - // Send the call to the correct Jetpack.namespace - return Jetpack[namespace].apply( this, Array.prototype.slice.call( arguments, 1 ) ); - } else { - $.error( 'Namespace "' + namespace + '" does not exist on jQuery.Jetpack' ); - } - }; - } - - // Define Jetpack.resizeable() namespace to just always bail if no postMessage - if ( 'function' !== typeof window.postMessage ) { - $.extend( window.Jetpack, { - /** - * Defines the Jetpack.resizeable() namespace. - * See below for non-trivial definition for browsers with postMessage. - */ - resizeable: function() { - $.error( 'Browser does not support window.postMessage' ); - } - } ); - - return; - } - - /** - * Utility to convert URLs into origins - * - * http://example.com:port/path?query#fragment -> http://example.com:port - * - * @param string URL - * @return string origin - */ - URLtoOrigin = function( URL ) { - if ( ! URL.match( /^https?:\/\// ) ) { - URL = document.location.href; - } - return URL.split( '/' ).slice( 0, 3 ).join( '/' ); - }; - - /** - * Binds global resize postMessage event handler - */ - setupListener = function() { - listening = true; - - $( window ).on( 'message.JetpackResizeableIframe', function( e ) { - var event = e.originalEvent, - data; - - // Ensure origin is allowed - if ( -1 === $.inArray( event.origin, sourceOrigins ) ) { - return; - } - - // Some browsers send structured data, some send JSON strings - if ( 'object' === typeof event.data ) { - data = event.data.data; - } else { - try { - data = JSON.parse( event.data ); - } catch ( err ) { - data = false; - } - } - - if ( !data.data ) { - return; - } - - // Un-nest - data = data.data; - - // Is it a resize event? - if ( 'undefined' === typeof data.action || 'resize' !== data.action ) { - return; - } - - // Find the correct iframe and resize it - $sources.filter( function() { - if ( 'undefined' !== typeof data.name ) { - return this.name === data.name; - } else { - return event.source === this.contentWindow; - } - } ).first().Jetpack( 'resizeable', 'resize', data ); - } ); - }; - - /** - * Unbinds global resize postMessage event handler - */ - destroyListener = function() { - listening = false; - $( window ).off( 'message.JetpackResizeableIframe' ); - - sourceOrigins = []; - $( '.jetpack-resizeable' ).removeClass( 'jetpack-resizeable' ); - $sources = false; - }; - - // Methods for Jetpack.resizeable() namespace - methods = { - /** - * Start listening for resize postMessage events on the given iframes - * - * Call statically as: Jetpack.resizeable( 'on', context ) - * Call as: $( selector ).Jetpack( 'resizeable', 'on', context ) // context optional: used to filter the collectino - * - * @param string context jQuery selector. - * @return jQuery (chainable) - */ - on: function( context ) { - var target = Jetpack.getTarget.call( this, context ); - - if ( ! listening ) { - setupListener(); - } - - target.each( function() { - sourceOrigins.push( URLtoOrigin( $( this ).attr( 'src' ) ) ); - } ).addClass( 'jetpack-resizeable' ); - - $sources = $( '.jetpack-resizeable' ); - - return target; - }, - - /** - * Stop listening for resize postMessage events on the given iframes - * - * Call statically as: Jetpack.resizeable( 'off', context ) - * Call as: $( selector ).Jetpack( 'resizeable', 'off', context ) // context optional: used to filter the collectino - * - * @param string context jQuery selector - * @return jQuery (chainable) - */ - off: function( context ) { - var target = Jetpack.getTarget.call( this, context ); - - if ( 'undefined' === typeof target ) { - destroyListener(); - - return target; - } - - target.each( function() { - var origin = URLtoOrigin( $( this ).attr( 'src' ) ), - pos = $.inArray( origin, sourceOrigins ); - - if ( -1 !== pos ) { - sourceOrigins.splice( pos, 1 ); - } - } ).removeClass( 'jetpack-resizeable' ); - - $sources = $( '.jetpack-resizeable' ); - - return target; - }, - - /** - * Resize the given iframes - * - * Call statically as: Jetpack.resizeable( 'resize', dimensions, context ) - * Call as: $( selector ).Jetpack( 'resizeable', 'resize', dimensions, context ) // context optional: used to filter the collectino - * - * @param object dimensions in pixels: { width: (int), height: (int) } - * @param string context jQuery selector - * @return jQuery (chainable) - */ - resize: function( dimensions, context ) { - var target = Jetpack.getTarget.call( this, context ); - - $.each( [ 'width', 'height' ], function( i, variable ) { - var value = 0, - container; - if ( 'undefined' !== typeof dimensions[variable] ) { - value = parseInt( dimensions[variable], 10 ); - } - - if ( 0 !== value ) { - target[variable]( value ); - container = target.parent(); - if ( container.hasClass( 'slim-likes-widget' ) ) { - container[variable]( value ); - } - } - } ); - - return target; - } - }; - - // Define Jetpack.resizeable() namespace - $.extend( window.Jetpack, { - /** - * Defines the Jetpack.resizeable() namespace. - * See above for trivial definition for browsers with no postMessage. - * - * @param string method - * @param ... - * @return mixed|jQuery (chainable) - */ - resizeable: function( method ) { - if ( methods[method] ) { - // Send the call to the correct Jetpack.resizeable() method - return methods[method].apply( this, Array.prototype.slice.call( arguments, 1 ) ); - } else if ( ! method ) { - // By default, send to Jetpack.resizeable( 'on' ), which isn't useful in that form but is when called as - // jQuery( selector ).Jetpack( 'resizeable' ) - return methods.on.apply( this ); - } else { - $.error( 'Method ' + method + ' does not exist on Jetpack.resizeable' ); - } - } - } ); -})(jQuery); |