nextcloud/apps/media/js/jQuery.jPlayer.2.1.0.source/Jplayer.as

416 lines
16 KiB
ActionScript

/*
* jPlayer Plugin for jQuery JavaScript Library
* http://www.happyworm.com/jquery/jplayer
*
* Copyright (c) 2009 - 2011 Happyworm Ltd
* Dual licensed under the MIT and GPL licenses.
* - http://www.opensource.org/licenses/mit-license.php
* - http://www.gnu.org/copyleft/gpl.html
*
* Author: Mark J Panaghiston
* Version: 2.1.0
* Date: 1st September 2011
*
* FlashVars expected: (AS3 property of: loaderInfo.parameters)
* id: (URL Encoded: String) Id of jPlayer instance
* vol: (Number) Sets the initial volume
* muted: (Boolean in a String) Sets the initial muted state
* jQuery: (URL Encoded: String) Sets the jQuery var name. Used with: someVar = jQuery.noConflict(true);
*
* Compiled using: Adobe Flex Compiler (mxmlc) Version 4.5.1 build 21328
*/
package {
import flash.system.Security;
import flash.external.ExternalInterface;
import flash.utils.Timer;
import flash.events.TimerEvent;
import flash.text.TextField;
import flash.text.TextFormat;
import flash.events.KeyboardEvent;
import flash.display.Sprite;
import happyworm.jPlayer.*;
import flash.display.StageAlign;
import flash.display.StageScaleMode;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.ui.ContextMenu;
import flash.ui.ContextMenuItem;
import flash.events.ContextMenuEvent;
import flash.net.URLRequest;
import flash.net.navigateToURL;
public class Jplayer extends Sprite {
private var jQuery:String;
private var sentNumberFractionDigits:uint = 2;
public var commonStatus:JplayerStatus = new JplayerStatus(); // Used for inital ready event so volume is correct.
private var myInitTimer:Timer = new Timer(100, 0);
private var myMp3Player:JplayerMp3;
private var myMp4Player:JplayerMp4;
private var isMp3:Boolean = false;
private var isVideo:Boolean = false;
private var txLog:TextField;
private var debug:Boolean = false; // Set debug to false for release compile!
public function Jplayer() {
flash.system.Security.allowDomain("*");
jQuery = loaderInfo.parameters.jQuery + "('#" + loaderInfo.parameters.id + "').jPlayer";
commonStatus.volume = Number(loaderInfo.parameters.vol);
commonStatus.muted = loaderInfo.parameters.muted == "true";
stage.scaleMode = StageScaleMode.NO_SCALE;
stage.align = StageAlign.TOP_LEFT;
stage.addEventListener(Event.RESIZE, resizeHandler);
stage.addEventListener(MouseEvent.CLICK, clickHandler);
var initialVolume:Number = commonStatus.volume;
if(commonStatus.muted) {
initialVolume = 0;
}
myMp3Player = new JplayerMp3(initialVolume);
addChild(myMp3Player);
myMp4Player = new JplayerMp4(initialVolume);
addChild(myMp4Player);
setupListeners(!isMp3, isMp3); // Set up the listeners to the default isMp3 state.
// The ContextMenu only partially works. The menu select events never occur.
// Investigated and it is something to do with the way jPlayer inserts the Flash on the page.
// A simple test inserting the Jplayer.swf on a page using: 1) SWFObject 2.2 works. 2) AC_FL_RunContent() works.
// jPlayer Flash insertion is based on SWFObject 2.2 and the resaon behind this failure is not clear. The Flash insertion HTML on the page looks similar.
var myContextMenu:ContextMenu = new ContextMenu();
myContextMenu.hideBuiltInItems();
var menuItem_jPlayer:ContextMenuItem = new ContextMenuItem("jPlayer " + JplayerStatus.VERSION);
var menuItem_happyworm:ContextMenuItem = new ContextMenuItem("© 2009-2011 Happyworm Ltd", true);
menuItem_jPlayer.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, menuSelectHandler_jPlayer);
menuItem_happyworm.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, menuSelectHandler_happyworm);
myContextMenu.customItems.push(menuItem_jPlayer, menuItem_happyworm);
contextMenu = myContextMenu;
// Log console for dev compile option: debug
if(debug) {
txLog = new TextField();
txLog.x = 5;
txLog.y = 5;
txLog.width = 540;
txLog.height = 390;
txLog.border = true;
txLog.background = true;
txLog.backgroundColor = 0xEEEEFF;
txLog.multiline = true;
txLog.text = "jPlayer " + JplayerStatus.VERSION;
txLog.visible = false;
this.addChild(txLog);
this.stage.addEventListener(KeyboardEvent.KEY_UP, keyboardHandler);
myMp3Player.addEventListener(JplayerEvent.DEBUG_MSG, debugMsgHandler);
myMp4Player.addEventListener(JplayerEvent.DEBUG_MSG, debugMsgHandler);
}
// Delay init() because Firefox 3.5.7+ developed a bug with local testing in Firebug.
myInitTimer.addEventListener(TimerEvent.TIMER, init);
myInitTimer.start();
}
private function init(e:TimerEvent):void {
myInitTimer.stop();
if(ExternalInterface.available) {
ExternalInterface.addCallback("fl_setAudio_mp3", fl_setAudio_mp3);
ExternalInterface.addCallback("fl_setAudio_m4a", fl_setAudio_m4a);
ExternalInterface.addCallback("fl_setVideo_m4v", fl_setVideo_m4v);
ExternalInterface.addCallback("fl_clearMedia", fl_clearMedia);
ExternalInterface.addCallback("fl_load", fl_load);
ExternalInterface.addCallback("fl_play", fl_play);
ExternalInterface.addCallback("fl_pause", fl_pause);
ExternalInterface.addCallback("fl_play_head", fl_play_head);
ExternalInterface.addCallback("fl_volume", fl_volume);
ExternalInterface.addCallback("fl_mute", fl_mute);
ExternalInterface.call(jQuery, "jPlayerFlashEvent", JplayerEvent.JPLAYER_READY, extractStatusData(commonStatus)); // See JplayerStatus() class for version number.
}
}
private function setupListeners(oldMP3:Boolean, newMP3:Boolean):void {
if(oldMP3 != newMP3) {
if(newMP3) {
listenToMp3(true);
listenToMp4(false);
} else {
listenToMp3(false);
listenToMp4(true);
}
}
}
private function listenToMp3(active:Boolean):void {
if(active) {
myMp3Player.addEventListener(JplayerEvent.JPLAYER_ERROR, jPlayerFlashEvent);
myMp3Player.addEventListener(JplayerEvent.JPLAYER_PROGRESS, jPlayerFlashEvent);
myMp3Player.addEventListener(JplayerEvent.JPLAYER_TIMEUPDATE, jPlayerFlashEvent);
myMp3Player.addEventListener(JplayerEvent.JPLAYER_ENDED, jPlayerFlashEvent);
myMp3Player.addEventListener(JplayerEvent.JPLAYER_PLAY, jPlayerFlashEvent);
myMp3Player.addEventListener(JplayerEvent.JPLAYER_PAUSE, jPlayerFlashEvent);
myMp3Player.addEventListener(JplayerEvent.JPLAYER_LOADSTART, jPlayerFlashEvent);
myMp3Player.addEventListener(JplayerEvent.JPLAYER_SEEKING, jPlayerFlashEvent);
myMp3Player.addEventListener(JplayerEvent.JPLAYER_SEEKED, jPlayerFlashEvent);
} else {
myMp3Player.removeEventListener(JplayerEvent.JPLAYER_ERROR, jPlayerFlashEvent);
myMp3Player.removeEventListener(JplayerEvent.JPLAYER_PROGRESS, jPlayerFlashEvent);
myMp3Player.removeEventListener(JplayerEvent.JPLAYER_TIMEUPDATE, jPlayerFlashEvent);
myMp3Player.removeEventListener(JplayerEvent.JPLAYER_ENDED, jPlayerFlashEvent);
myMp3Player.removeEventListener(JplayerEvent.JPLAYER_PLAY, jPlayerFlashEvent);
myMp3Player.removeEventListener(JplayerEvent.JPLAYER_PAUSE, jPlayerFlashEvent);
myMp3Player.removeEventListener(JplayerEvent.JPLAYER_LOADSTART, jPlayerFlashEvent);
myMp3Player.removeEventListener(JplayerEvent.JPLAYER_SEEKING, jPlayerFlashEvent);
myMp3Player.removeEventListener(JplayerEvent.JPLAYER_SEEKED, jPlayerFlashEvent);
}
}
private function listenToMp4(active:Boolean):void {
if(active) {
myMp4Player.addEventListener(JplayerEvent.JPLAYER_ERROR, jPlayerFlashEvent);
myMp4Player.addEventListener(JplayerEvent.JPLAYER_PROGRESS, jPlayerFlashEvent);
myMp4Player.addEventListener(JplayerEvent.JPLAYER_TIMEUPDATE, jPlayerFlashEvent);
myMp4Player.addEventListener(JplayerEvent.JPLAYER_ENDED, jPlayerFlashEvent);
myMp4Player.addEventListener(JplayerEvent.JPLAYER_PLAY, jPlayerFlashEvent);
myMp4Player.addEventListener(JplayerEvent.JPLAYER_PAUSE, jPlayerFlashEvent);
myMp4Player.addEventListener(JplayerEvent.JPLAYER_LOADSTART, jPlayerFlashEvent);
myMp4Player.addEventListener(JplayerEvent.JPLAYER_SEEKING, jPlayerFlashEvent);
myMp4Player.addEventListener(JplayerEvent.JPLAYER_SEEKED, jPlayerFlashEvent);
myMp4Player.addEventListener(JplayerEvent.JPLAYER_LOADEDMETADATA, jPlayerMetaDataHandler); // Note the unique handler
} else {
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_ERROR, jPlayerFlashEvent);
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_PROGRESS, jPlayerFlashEvent);
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_TIMEUPDATE, jPlayerFlashEvent);
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_ENDED, jPlayerFlashEvent);
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_PLAY, jPlayerFlashEvent);
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_PAUSE, jPlayerFlashEvent);
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_LOADSTART, jPlayerFlashEvent);
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_SEEKING, jPlayerFlashEvent);
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_SEEKED, jPlayerFlashEvent);
myMp4Player.removeEventListener(JplayerEvent.JPLAYER_LOADEDMETADATA, jPlayerMetaDataHandler); // Note the unique handler
}
}
private function fl_setAudio_mp3(src:String):Boolean {
if (src != null) {
log("fl_setAudio_mp3: "+src);
setupListeners(isMp3, true);
isMp3 = true;
isVideo = false;
myMp4Player.clearFile();
myMp3Player.setFile(src);
return true;
} else {
log("fl_setAudio_mp3: null");
return false;
}
}
private function fl_setAudio_m4a(src:String):Boolean {
if (src != null) {
log("fl_setAudio_m4a: "+src);
setupListeners(isMp3, false);
isMp3 = false;
isVideo = false;
myMp3Player.clearFile();
myMp4Player.setFile(src);
return true;
} else {
log("fl_setAudio_m4a: null");
return false;
}
}
private function fl_setVideo_m4v(src:String):Boolean {
if (src != null) {
log("fl_setVideo_m4v: "+src);
setupListeners(isMp3, false);
isMp3 = false;
isVideo = true;
myMp3Player.clearFile();
myMp4Player.setFile(src);
return true;
} else {
log("fl_setVideo_m4v: null");
return false;
}
}
private function fl_clearMedia():void {
log("clearMedia.");
myMp3Player.clearFile();
myMp4Player.clearFile();
}
private function fl_load():Boolean {
log("load.");
if(isMp3) {
return myMp3Player.load();
} else {
return myMp4Player.load();
}
}
private function fl_play(time:Number = NaN):Boolean {
log("play: time = " + time);
if(isMp3) {
return myMp3Player.play(time * 1000); // Flash uses milliseconds
} else {
return myMp4Player.play(time * 1000); // Flash uses milliseconds
}
}
private function fl_pause(time:Number = NaN):Boolean {
log("pause: time = " + time);
if(isMp3) {
return myMp3Player.pause(time * 1000); // Flash uses milliseconds
} else {
return myMp4Player.pause(time * 1000); // Flash uses milliseconds
}
}
private function fl_play_head(percent:Number):Boolean {
log("play_head: "+percent+"%");
if(isMp3) {
return myMp3Player.playHead(percent);
} else {
return myMp4Player.playHead(percent);
}
}
private function fl_volume(v:Number):void {
log("volume: "+v);
commonStatus.volume = v;
if(!commonStatus.muted) {
myMp3Player.setVolume(v);
myMp4Player.setVolume(v);
}
}
private function fl_mute(mute:Boolean):void {
log("mute: "+mute);
commonStatus.muted = mute;
if(mute) {
myMp3Player.setVolume(0);
myMp4Player.setVolume(0);
} else {
myMp3Player.setVolume(commonStatus.volume);
myMp4Player.setVolume(commonStatus.volume);
}
}
private function jPlayerFlashEvent(e:JplayerEvent):void {
log("jPlayer Flash Event: " + e.type + ": " + e.target);
if(ExternalInterface.available) {
ExternalInterface.call(jQuery, "jPlayerFlashEvent", e.type, extractStatusData(e.data));
}
}
private function extractStatusData(data:JplayerStatus):Object {
var myStatus:Object = {
version: JplayerStatus.VERSION,
src: data.src,
paused: !data.isPlaying, // Changing this name requires inverting all assignments and conditional statements.
srcSet: data.srcSet,
seekPercent: data.seekPercent,
currentPercentRelative: data.currentPercentRelative,
currentPercentAbsolute: data.currentPercentAbsolute,
currentTime: data.currentTime / 1000, // JavaScript uses seconds
duration: data.duration / 1000, // JavaScript uses seconds
volume: commonStatus.volume,
muted: commonStatus.muted
};
log("extractStatusData: sp="+myStatus.seekPercent+" cpr="+myStatus.currentPercentRelative+" cpa="+myStatus.currentPercentAbsolute+" ct="+myStatus.currentTime+" d="+myStatus.duration);
return myStatus;
}
private function jPlayerMetaDataHandler(e:JplayerEvent):void {
log("jPlayerMetaDataHandler:" + e.target);
if(ExternalInterface.available) {
resizeHandler(new Event(Event.RESIZE));
ExternalInterface.call(jQuery, "jPlayerFlashEvent", e.type, extractStatusData(e.data));
}
}
private function resizeHandler(e:Event):void {
log("resizeHandler: stageWidth = " + stage.stageWidth + " | stageHeight = " + stage.stageHeight);
var mediaX:Number = 0;
var mediaY:Number = 0;
var mediaWidth:Number = 0;
var mediaHeight:Number = 0;
if(stage.stageWidth > 0 && stage.stageHeight > 0 && myMp4Player.myVideo.width > 0 && myMp4Player.myVideo.height > 0) {
var aspectRatioStage:Number = stage.stageWidth / stage.stageHeight;
var aspectRatioVideo:Number = myMp4Player.myVideo.width / myMp4Player.myVideo.height;
if(aspectRatioStage < aspectRatioVideo) {
mediaWidth = stage.stageWidth;
mediaHeight = stage.stageWidth / aspectRatioVideo;
mediaX = 0;
mediaY = (stage.stageHeight - mediaHeight) / 2;
} else {
mediaWidth = stage.stageHeight * aspectRatioVideo;
mediaHeight = stage.stageHeight;
mediaX = (stage.stageWidth - mediaWidth) / 2;
mediaY = 0;
}
resizeEntity(myMp4Player, mediaX, mediaY, mediaWidth, mediaHeight);
}
if(debug && stage.stageWidth > 20 && stage.stageHeight > 20) {
txLog.width = stage.stageWidth - 10;
txLog.height = stage.stageHeight - 10;
}
}
private function resizeEntity(entity:Sprite, mediaX:Number, mediaY:Number, mediaWidth:Number, mediaHeight:Number):void {
entity.x = mediaX;
entity.y = mediaY;
entity.width = mediaWidth;
entity.height = mediaHeight;
}
private function clickHandler(e:MouseEvent):void {
if(isMp3) {
jPlayerFlashEvent(new JplayerEvent(JplayerEvent.JPLAYER_CLICK, myMp3Player.myStatus, "click"))
} else {
jPlayerFlashEvent(new JplayerEvent(JplayerEvent.JPLAYER_CLICK, myMp4Player.myStatus, "click"))
}
}
// This event is never called. See comments in class constructor.
private function menuSelectHandler_jPlayer(e:ContextMenuEvent):void {
navigateToURL(new URLRequest("http://jplayer.org/"), "_blank");
}
// This event is never called. See comments in class constructor.
private function menuSelectHandler_happyworm(e:ContextMenuEvent):void {
navigateToURL(new URLRequest("http://happyworm.com/"), "_blank");
}
private function log(t:String):void {
if(debug) {
txLog.text = t + "\n" + txLog.text;
}
}
private function debugMsgHandler(e:JplayerEvent):void {
log(e.msg);
}
private function keyboardHandler(e:KeyboardEvent):void {
log("keyboardHandler: e.keyCode = " + e.keyCode);
switch(e.keyCode) {
case 68 : // d
txLog.visible = !txLog.visible;
log("Toggled log display: " + txLog.visible);
break;
case 76 : // l
if(e.ctrlKey && e.shiftKey) {
txLog.text = "Cleared log.";
}
break;
}
}
}
}