forked from hummypkg/webif
288 lines
8.3 KiB
JavaScript
288 lines
8.3 KiB
JavaScript
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/**
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* Flash (http://jquery.lukelutman.com/plugins/flash)
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* A jQuery plugin for embedding Flash movies.
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*
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* Version 1.0
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* November 9th, 2006
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*
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* Copyright (c) 2006 Luke Lutman (http://www.lukelutman.com)
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* Dual licensed under the MIT and GPL licenses.
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* http://www.opensource.org/licenses/mit-license.php
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* http://www.opensource.org/licenses/gpl-license.php
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*
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* Inspired by:
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* SWFObject (http://blog.deconcept.com/swfobject/)
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* UFO (http://www.bobbyvandersluis.com/ufo/)
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* sIFR (http://www.mikeindustries.com/sifr/)
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*
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* IMPORTANT:
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* The packed version of jQuery breaks ActiveX control
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* activation in Internet Explorer. Use JSMin to minifiy
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* jQuery (see: http://jquery.lukelutman.com/plugins/flash#activex).
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*
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**/
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;(function(){
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var $$;
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/**
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*
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* @desc Replace matching elements with a flash movie.
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* @author Luke Lutman
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* @version 1.0.1
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*
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* @name flash
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* @param Hash htmlOptions Options for the embed/object tag.
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* @param Hash pluginOptions Options for detecting/updating the Flash plugin (optional).
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* @param Function replace Custom block called for each matched element if flash is installed (optional).
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* @param Function update Custom block called for each matched if flash isn't installed (optional).
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* @type jQuery
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*
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* @cat plugins/flash
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*
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* @example $('#hello').flash({ src: 'hello.swf' });
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* @desc Embed a Flash movie.
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*
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* @example $('#hello').flash({ src: 'hello.swf' }, { version: 8 });
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* @desc Embed a Flash 8 movie.
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*
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* @example $('#hello').flash({ src: 'hello.swf' }, { expressInstall: true });
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* @desc Embed a Flash movie using Express Install if flash isn't installed.
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*
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* @example $('#hello').flash({ src: 'hello.swf' }, { update: false });
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* @desc Embed a Flash movie, don't show an update message if Flash isn't installed.
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*
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**/
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$$ = jQuery.fn.flash = function(htmlOptions, pluginOptions, replace, update) {
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// Set the default block.
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var block = replace || $$.replace;
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// Merge the default and passed plugin options.
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pluginOptions = $$.copy($$.pluginOptions, pluginOptions);
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// Detect Flash.
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if(!$$.hasFlash(pluginOptions.version)) {
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// Use Express Install (if specified and Flash plugin 6,0,65 or higher is installed).
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if(pluginOptions.expressInstall && $$.hasFlash(6,0,65)) {
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// Add the necessary flashvars (merged later).
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var expressInstallOptions = {
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flashvars: {
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MMredirectURL: location,
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MMplayerType: 'PlugIn',
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MMdoctitle: jQuery('title').text()
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}
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};
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// Ask the user to update (if specified).
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} else if (pluginOptions.update) {
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// Change the block to insert the update message instead of the flash movie.
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block = update || $$.update;
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// Fail
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} else {
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// The required version of flash isn't installed.
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// Express Install is turned off, or flash 6,0,65 isn't installed.
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// Update is turned off.
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// Return without doing anything.
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return this;
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}
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}
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// Merge the default, express install and passed html options.
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htmlOptions = $$.copy($$.htmlOptions, expressInstallOptions, htmlOptions);
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// Invoke $block (with a copy of the merged html options) for each element.
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return this.each(function(){
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block.call(this, $$.copy(htmlOptions));
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});
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};
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/**
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*
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* @name flash.copy
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* @desc Copy an arbitrary number of objects into a new object.
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* @type Object
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*
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* @example $$.copy({ foo: 1 }, { bar: 2 });
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* @result { foo: 1, bar: 2 };
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*
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**/
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$$.copy = function() {
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var options = {}, flashvars = {};
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for(var i = 0; i < arguments.length; i++) {
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var arg = arguments[i];
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if(arg == undefined) continue;
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jQuery.extend(options, arg);
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// don't clobber one flash vars object with another
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// merge them instead
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if(arg.flashvars == undefined) continue;
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jQuery.extend(flashvars, arg.flashvars);
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}
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options.flashvars = flashvars;
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return options;
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};
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/*
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* @name flash.hasFlash
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* @desc Check if a specific version of the Flash plugin is installed
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* @type Boolean
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*
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**/
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$$.hasFlash = function() {
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// look for a flag in the query string to bypass flash detection
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if(/hasFlash\=true/.test(location)) return true;
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if(/hasFlash\=false/.test(location)) return false;
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var pv = $$.hasFlash.playerVersion().match(/\d+/g);
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var rv = String([arguments[0], arguments[1], arguments[2]]).match(/\d+/g) || String($$.pluginOptions.version).match(/\d+/g);
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for(var i = 0; i < 3; i++) {
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pv[i] = parseInt(pv[i] || 0);
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rv[i] = parseInt(rv[i] || 0);
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// player is less than required
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if(pv[i] < rv[i]) return false;
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// player is greater than required
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if(pv[i] > rv[i]) return true;
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}
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// major version, minor version and revision match exactly
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return true;
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};
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/**
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*
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* @name flash.hasFlash.playerVersion
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* @desc Get the version of the installed Flash plugin.
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* @type String
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*
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**/
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$$.hasFlash.playerVersion = function() {
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// ie
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try {
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try {
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// avoid fp6 minor version lookup issues
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// see: http://blog.deconcept.com/2006/01/11/getvariable-setvariable-crash-internet-explorer-flash-6/
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var axo = new ActiveXObject('ShockwaveFlash.ShockwaveFlash.6');
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try { axo.AllowScriptAccess = 'always'; }
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catch(e) { return '6,0,0'; }
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} catch(e) {}
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return new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version').replace(/\D+/g, ',').match(/^,?(.+),?$/)[1];
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// other browsers
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} catch(e) {
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try {
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if(navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin){
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return (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]).description.replace(/\D+/g, ",").match(/^,?(.+),?$/)[1];
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}
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} catch(e) {}
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}
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return '0,0,0';
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};
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/**
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*
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* @name flash.htmlOptions
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* @desc The default set of options for the object or embed tag.
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*
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**/
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$$.htmlOptions = {
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height: 240,
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flashvars: {},
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pluginspage: 'http://www.adobe.com/go/getflashplayer',
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src: '#',
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type: 'application/x-shockwave-flash',
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width: 320
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};
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/**
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*
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* @name flash.pluginOptions
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* @desc The default set of options for checking/updating the flash Plugin.
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*
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**/
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$$.pluginOptions = {
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expressInstall: false,
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update: true,
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version: '6.0.65'
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};
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/**
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*
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* @name flash.replace
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* @desc The default method for replacing an element with a Flash movie.
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*
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**/
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$$.replace = function(htmlOptions) {
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this.innerHTML = '<div class="alt">'+this.innerHTML+'</div>';
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jQuery(this)
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.addClass('flash-replaced')
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.prepend($$.transform(htmlOptions));
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};
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/**
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*
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* @name flash.update
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* @desc The default method for replacing an element with an update message.
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*
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**/
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$$.update = function(htmlOptions) {
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var url = String(location).split('?');
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url.splice(1,0,'?hasFlash=true&');
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url = url.join('');
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var msg = '<p>This content requires the Flash Player. <a href="http://www.adobe.com/go/getflashplayer">Download Flash Player</a>. Already have Flash Player? <a href="'+url+'">Click here.</a></p>';
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this.innerHTML = '<span class="alt">'+this.innerHTML+'</span>';
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jQuery(this)
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.addClass('flash-update')
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.prepend(msg);
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};
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/**
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*
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* @desc Convert a hash of html options to a string of attributes, using Function.apply().
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* @example toAttributeString.apply(htmlOptions)
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* @result foo="bar" foo="bar"
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*
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**/
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function toAttributeString() {
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var s = '';
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for(var key in this)
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if(typeof this[key] != 'function')
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s += key+'="'+this[key]+'" ';
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return s;
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};
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/**
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*
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* @desc Convert a hash of flashvars to a url-encoded string, using Function.apply().
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* @example toFlashvarsString.apply(flashvarsObject)
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* @result foo=bar&foo=bar
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*
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**/
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function toFlashvarsString() {
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var s = '';
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for(var key in this)
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if(typeof this[key] != 'function')
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s += key+'='+encodeURIComponent(this[key])+'&';
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return s.replace(/&$/, '');
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};
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/**
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*
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* @name flash.transform
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* @desc Transform a set of html options into an embed tag.
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* @type String
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*
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* @example $$.transform(htmlOptions)
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* @result <embed src="foo.swf" ... />
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*
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* Note: The embed tag is NOT standards-compliant, but it
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* works in all current browsers. flash.transform can be
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* overwritten with a custom function to generate more
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* standards-compliant markup.
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*
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**/
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$$.transform = function(htmlOptions) {
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htmlOptions.toString = toAttributeString;
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if(htmlOptions.flashvars) htmlOptions.flashvars.toString = toFlashvarsString;
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return '<embed ' + String(htmlOptions) + '/>';
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};
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/**
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*
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* Flash Player 9 Fix (http://blog.deconcept.com/2006/07/28/swfobject-143-released/)
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*
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**/
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if (window.attachEvent) {
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window.attachEvent("onbeforeunload", function(){
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__flash_unloadHandler = function() {};
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__flash_savedUnloadHandler = function() {};
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});
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}
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})();
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