diff options
Diffstat (limited to 'library/ajaxchat/chat/js/FABridge.js')
| -rw-r--r-- | library/ajaxchat/chat/js/FABridge.js | 591 |
1 files changed, 0 insertions, 591 deletions
diff --git a/library/ajaxchat/chat/js/FABridge.js b/library/ajaxchat/chat/js/FABridge.js deleted file mode 100644 index 59424573b..000000000 --- a/library/ajaxchat/chat/js/FABridge.js +++ /dev/null @@ -1,591 +0,0 @@ -/*
-/*
-Copyright 2006 Adobe Systems Incorporated
-
-Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"),
-to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
-and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
-
- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
-
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
-OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-*/
-
-
-/*
- * The Bridge class, responsible for navigating AS instances
- */
-function FABridge(target,bridgeName)
-{
- this.target = target;
- this.remoteTypeCache = {};
- this.remoteInstanceCache = {};
- this.remoteFunctionCache = {};
- this.localFunctionCache = {};
- this.bridgeID = FABridge.nextBridgeID++;
- this.name = bridgeName;
- this.nextLocalFuncID = 0;
- FABridge.instances[this.name] = this;
- FABridge.idMap[this.bridgeID] = this;
-
- return this;
-}
-
-// type codes for packed values
-FABridge.TYPE_ASINSTANCE = 1;
-FABridge.TYPE_ASFUNCTION = 2;
-
-FABridge.TYPE_JSFUNCTION = 3;
-FABridge.TYPE_ANONYMOUS = 4;
-
-FABridge.initCallbacks = {}
-
-FABridge.argsToArray = function(args)
-{
- var result = [];
- for (var i = 0; i < args.length; i++)
- {
- result[i] = args[i];
- }
- return result;
-}
-
-function instanceFactory(objID)
-{
- this.fb_instance_id = objID;
- return this;
-}
-
-function FABridge__invokeJSFunction(args)
-{
- var funcID = args[0];
- var throughArgs = args.concat();//FABridge.argsToArray(arguments);
- throughArgs.shift();
-
- var bridge = FABridge.extractBridgeFromID(funcID);
- return bridge.invokeLocalFunction(funcID, throughArgs);
-}
-
-FABridge.addInitializationCallback = function(bridgeName, callback)
-{
- var inst = FABridge.instances[bridgeName];
- if (inst != undefined)
- {
- callback.call(inst);
- return;
- }
-
- var callbackList = FABridge.initCallbacks[bridgeName];
- if(callbackList == null)
- {
- FABridge.initCallbacks[bridgeName] = callbackList = [];
- }
-
- callbackList.push(callback);
-}
-
-function FABridge__bridgeInitialized(bridgeName) {
- var objects = document.getElementsByTagName("object");
- var ol = objects.length;
- var activeObjects = [];
- if (ol > 0) {
- for (var i = 0; i < ol; i++) {
- if (typeof objects[i].SetVariable != "undefined") {
- activeObjects[activeObjects.length] = objects[i];
- }
- }
- }
- var embeds = document.getElementsByTagName("embed");
- var el = embeds.length;
- var activeEmbeds = [];
- if (el > 0) {
- for (var j = 0; j < el; j++) {
- if (typeof embeds[j].SetVariable != "undefined") {
- activeEmbeds[activeEmbeds.length] = embeds[j];
- }
- }
- }
- var aol = activeObjects.length;
- var ael = activeEmbeds.length;
- var searchStr = "bridgeName="+ bridgeName;
- if ((aol == 1 && !ael) || (aol == 1 && ael == 1)) {
- FABridge.attachBridge(activeObjects[0], bridgeName);
- }
- else if (ael == 1 && !aol) {
- FABridge.attachBridge(activeEmbeds[0], bridgeName);
- }
- else {
- var flash_found = false;
- if (aol > 1) {
- for (var k = 0; k < aol; k++) {
- var params = activeObjects[k].childNodes;
- for (var l = 0; l < params.length; l++) {
- var param = params[l];
- if (param.nodeType == 1 && param.tagName.toLowerCase() == "param" && param["name"].toLowerCase() == "flashvars" && param["value"].indexOf(searchStr) >= 0) {
- FABridge.attachBridge(activeObjects[k], bridgeName);
- flash_found = true;
- break;
- }
- }
- if (flash_found) {
- break;
- }
- }
- }
- if (!flash_found && ael > 1) {
- for (var m = 0; m < ael; m++) {
- var flashVars = activeEmbeds[m].attributes.getNamedItem("flashVars").nodeValue;
- if (flashVars.indexOf(searchStr) >= 0) {
- FABridge.attachBridge(activeEmbeds[m], bridgeName);
- break;
- }
- }
- }
- }
- return true;
-}
-
-// used to track multiple bridge instances, since callbacks from AS are global across the page.
-
-FABridge.nextBridgeID = 0;
-FABridge.instances = {};
-FABridge.idMap = {};
-FABridge.refCount = 0;
-
-FABridge.extractBridgeFromID = function(id)
-{
- var bridgeID = (id >> 16);
- return FABridge.idMap[bridgeID];
-}
-
-FABridge.attachBridge = function(instance, bridgeName)
-{
- var newBridgeInstance = new FABridge(instance, bridgeName);
-
- FABridge[bridgeName] = newBridgeInstance;
-
-/* FABridge[bridgeName] = function() {
- return newBridgeInstance.root();
- }
-*/
- var callbacks = FABridge.initCallbacks[bridgeName];
- if (callbacks == null)
- {
- return;
- }
- for (var i = 0; i < callbacks.length; i++)
- {
- callbacks[i].call(newBridgeInstance);
- }
- delete FABridge.initCallbacks[bridgeName]
-}
-
-// some methods can't be proxied. You can use the explicit get,set, and call methods if necessary.
-
-FABridge.blockedMethods =
-{
- toString: true,
- get: true,
- set: true,
- call: true
-};
-
-FABridge.prototype =
-{
-
-
-// bootstrapping
-
- root: function()
- {
- return this.deserialize(this.target.getRoot());
- },
-//clears all of the AS objects in the cache maps
- releaseASObjects: function()
- {
- return this.target.releaseASObjects();
- },
-//clears a specific object in AS from the type maps
- releaseNamedASObject: function(value)
- {
- if(typeof(value) != "object")
- {
- return false;
- }
- else
- {
- var ret = this.target.releaseNamedASObject(value.fb_instance_id);
- return ret;
- }
- },
-//create a new AS Object
- create: function(className)
- {
- return this.deserialize(this.target.create(className));
- },
-
-
- // utilities
-
- makeID: function(token)
- {
- return (this.bridgeID << 16) + token;
- },
-
-
- // low level access to the flash object
-
-//get a named property from an AS object
- getPropertyFromAS: function(objRef, propName)
- {
- if (FABridge.refCount > 0)
- {
- throw new Error("You are trying to call recursively into the Flash Player which is not allowed. In most cases the JavaScript setTimeout function, can be used as a workaround.");
- }
- else
- {
- FABridge.refCount++;
- retVal = this.target.getPropFromAS(objRef, propName);
- retVal = this.handleError(retVal);
- FABridge.refCount--;
- return retVal;
- }
- },
-//set a named property on an AS object
- setPropertyInAS: function(objRef,propName, value)
- {
- if (FABridge.refCount > 0)
- {
- throw new Error("You are trying to call recursively into the Flash Player which is not allowed. In most cases the JavaScript setTimeout function, can be used as a workaround.");
- }
- else
- {
- FABridge.refCount++;
- retVal = this.target.setPropInAS(objRef,propName, this.serialize(value));
- retVal = this.handleError(retVal);
- FABridge.refCount--;
- return retVal;
- }
- },
-
-//call an AS function
- callASFunction: function(funcID, args)
- {
- if (FABridge.refCount > 0)
- {
- throw new Error("You are trying to call recursively into the Flash Player which is not allowed. In most cases the JavaScript setTimeout function, can be used as a workaround.");
- }
- else
- {
- FABridge.refCount++;
- retVal = this.target.invokeASFunction(funcID, this.serialize(args));
- retVal = this.handleError(retVal);
- FABridge.refCount--;
- return retVal;
- }
- },
-//call a method on an AS object
- callASMethod: function(objID, funcName, args)
- {
- if (FABridge.refCount > 0)
- {
- throw new Error("You are trying to call recursively into the Flash Player which is not allowed. In most cases the JavaScript setTimeout function, can be used as a workaround.");
- }
- else
- {
- FABridge.refCount++;
- args = this.serialize(args);
- retVal = this.target.invokeASMethod(objID, funcName, args);
- retVal = this.handleError(retVal);
- FABridge.refCount--;
- return retVal;
- }
- },
-
- // responders to remote calls from flash
-
- //callback from flash that executes a local JS function
- //used mostly when setting js functions as callbacks on events
- invokeLocalFunction: function(funcID, args)
- {
- var result;
- var func = this.localFunctionCache[funcID];
-
- if(func != undefined)
- {
- result = this.serialize(func.apply(null, this.deserialize(args)));
- }
-
- return result;
- },
-
- // Object Types and Proxies
-
- // accepts an object reference, returns a type object matching the obj reference.
- getTypeFromName: function(objTypeName)
- {
- return this.remoteTypeCache[objTypeName];
- },
- //create an AS proxy for the given object ID and type
- createProxy: function(objID, typeName)
- {
- var objType = this.getTypeFromName(typeName);
- instanceFactory.prototype = objType;
- var instance = new instanceFactory(objID);
- this.remoteInstanceCache[objID] = instance;
- return instance;
- },
- //return the proxy associated with the given object ID
- getProxy: function(objID)
- {
- return this.remoteInstanceCache[objID];
- },
-
- // accepts a type structure, returns a constructed type
- addTypeDataToCache: function(typeData)
- {
- newType = new ASProxy(this, typeData.name);
- var accessors = typeData.accessors;
- for (var i = 0; i < accessors.length; i++)
- {
- this.addPropertyToType(newType, accessors[i]);
- }
-
- var methods = typeData.methods;
- for (var i = 0; i < methods.length; i++)
- {
- if (FABridge.blockedMethods[methods[i]] == undefined)
- {
- this.addMethodToType(newType, methods[i]);
- }
- }
-
-
- this.remoteTypeCache[newType.typeName] = newType;
- return newType;
- },
-
- //add a property to a typename; used to define the properties that can be called on an AS proxied object
- addPropertyToType: function(ty, propName)
- {
- var c = propName.charAt(0);
- var setterName;
- var getterName;
- if(c >= "a" && c <= "z")
- {
- getterName = "get" + c.toUpperCase() + propName.substr(1);
- setterName = "set" + c.toUpperCase() + propName.substr(1);
- }
- else
- {
- getterName = "get" + propName;
- setterName = "set" + propName;
- }
- ty[setterName] = function(val)
- {
- this.bridge.setPropertyInAS(this.fb_instance_id, propName, val);
- }
- ty[getterName] = function()
- {
- return this.bridge.deserialize(this.bridge.getPropertyFromAS(this.fb_instance_id, propName));
- }
- },
-
- //add a method to a typename; used to define the methods that can be callefd on an AS proxied object
- addMethodToType: function(ty, methodName)
- {
- ty[methodName] = function()
- {
- return this.bridge.deserialize(this.bridge.callASMethod(this.fb_instance_id, methodName, FABridge.argsToArray(arguments)));
- }
- },
-
- // Function Proxies
-
- //returns the AS proxy for the specified function ID
- getFunctionProxy: function(funcID)
- {
- var bridge = this;
- if (this.remoteFunctionCache[funcID] == null)
- {
- this.remoteFunctionCache[funcID] = function()
- {
- bridge.callASFunction(funcID, FABridge.argsToArray(arguments));
- }
- }
- return this.remoteFunctionCache[funcID];
- },
-
- //reutrns the ID of the given function; if it doesnt exist it is created and added to the local cache
- getFunctionID: function(func)
- {
- if (func.__bridge_id__ == undefined)
- {
- func.__bridge_id__ = this.makeID(this.nextLocalFuncID++);
- this.localFunctionCache[func.__bridge_id__] = func;
- }
- return func.__bridge_id__;
- },
-
- // serialization / deserialization
-
- serialize: function(value)
- {
- var result = {};
-
- var t = typeof(value);
- //primitives are kept as such
- if (t == "number" || t == "string" || t == "boolean" || t == null || t == undefined)
- {
- result = value;
- }
- else if (value instanceof Array)
- {
- //arrays are serializesd recursively
- result = [];
- for (var i = 0; i < value.length; i++)
- {
- result[i] = this.serialize(value[i]);
- }
- }
- else if (t == "function")
- {
- //js functions are assigned an ID and stored in the local cache
- result.type = FABridge.TYPE_JSFUNCTION;
- result.value = this.getFunctionID(value);
- }
- else if (value instanceof ASProxy)
- {
- result.type = FABridge.TYPE_ASINSTANCE;
- result.value = value.fb_instance_id;
- }
- else
- {
- result.type = FABridge.TYPE_ANONYMOUS;
- result.value = value;
- }
-
- return result;
- },
-
- //on deserialization we always check the return for the specific error code that is used to marshall NPE's into JS errors
- // the unpacking is done by returning the value on each pachet for objects/arrays
- deserialize: function(packedValue)
- {
-
- var result;
-
- var t = typeof(packedValue);
- if (t == "number" || t == "string" || t == "boolean" || packedValue == null || packedValue == undefined)
- {
- result = this.handleError(packedValue);
- }
- else if (packedValue instanceof Array)
- {
- result = [];
- for (var i = 0; i < packedValue.length; i++)
- {
- result[i] = this.deserialize(packedValue[i]);
- }
- }
- else if (t == "object")
- {
- for(var i = 0; i < packedValue.newTypes.length; i++)
- {
- this.addTypeDataToCache(packedValue.newTypes[i]);
- }
- for (var aRefID in packedValue.newRefs)
- {
- this.createProxy(aRefID, packedValue.newRefs[aRefID]);
- }
- if (packedValue.type == FABridge.TYPE_PRIMITIVE)
- {
- result = packedValue.value;
- }
- else if (packedValue.type == FABridge.TYPE_ASFUNCTION)
- {
- result = this.getFunctionProxy(packedValue.value);
- }
- else if (packedValue.type == FABridge.TYPE_ASINSTANCE)
- {
- result = this.getProxy(packedValue.value);
- }
- else if (packedValue.type == FABridge.TYPE_ANONYMOUS)
- {
- result = packedValue.value;
- }
- }
- return result;
- },
- //increases the reference count for the given object
- addRef: function(obj)
- {
- this.target.incRef(obj.fb_instance_id);
- },
- //decrease the reference count for the given object and release it if needed
- release:function(obj)
- {
- this.target.releaseRef(obj.fb_instance_id);
- },
-
- // check the given value for the components of the hard-coded error code : __FLASHERROR
- // used to marshall NPE's into flash
-
- handleError: function(value)
- {
- if (typeof(value)=="string" && value.indexOf("__FLASHERROR")==0)
- {
- var myErrorMessage = value.split("||");
- if(FABridge.refCount > 0 )
- {
- FABridge.refCount--;
- }
- throw new Error(myErrorMessage[1]);
- return value;
- }
- else
- {
- return value;
- }
- }
-};
-
-// The root ASProxy class that facades a flash object
-
-ASProxy = function(bridge, typeName)
-{
- this.bridge = bridge;
- this.typeName = typeName;
- return this;
-};
-//methods available on each ASProxy object
-ASProxy.prototype =
-{
- get: function(propName)
- {
- return this.bridge.deserialize(this.bridge.getPropertyFromAS(this.fb_instance_id, propName));
- },
-
- set: function(propName, value)
- {
- this.bridge.setPropertyInAS(this.fb_instance_id, propName, value);
- },
-
- call: function(funcName, args)
- {
- this.bridge.callASMethod(this.fb_instance_id, funcName, args);
- },
-
- addRef: function() {
- this.bridge.addRef(this);
- },
-
- release: function() {
- this.bridge.release(this);
- }
-};
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