| /* |
| * Copyright (C) 2007 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| (function (InjectedScriptHost, inspectedWindow, injectedScriptId) { |
| |
| function bind(thisObject, memberFunction) |
| { |
| var func = memberFunction; |
| var args = Array.prototype.slice.call(arguments, 2); |
| function bound() |
| { |
| return func.apply(thisObject, args.concat(Array.prototype.slice.call(arguments, 0))); |
| } |
| bound.toString = function() { |
| return "bound: " + func; |
| }; |
| return bound; |
| } |
| |
| var InjectedScript = function() |
| { |
| this._lastBoundObjectId = 1; |
| this._idToWrappedObject = {}; |
| this._idToObjectGroupName = {}; |
| this._objectGroups = {}; |
| } |
| |
| InjectedScript.prototype = { |
| wrapObject: function(object, groupName, canAccessInspectedWindow) |
| { |
| if (canAccessInspectedWindow) |
| return this._wrapObject(object, groupName); |
| var result = {}; |
| result.type = typeof object; |
| result.description = this._toString(object); |
| return result; |
| }, |
| |
| inspectNode: function(object) |
| { |
| this._inspect(object); |
| }, |
| |
| _inspect: function(object) |
| { |
| if (arguments.length === 0) |
| return; |
| |
| var objectId = this._wrapObject(object, ""); |
| var hints = {}; |
| |
| switch (injectedScript._describe(object)) { |
| case "Database": |
| var databaseId = InjectedScriptHost.databaseId(object) |
| if (databaseId) |
| hints.databaseId = databaseId; |
| break; |
| case "Storage": |
| var storageId = InjectedScriptHost.storageId(object) |
| if (storageId) |
| hints.domStorageId = storageId; |
| break; |
| } |
| InjectedScriptHost.inspect(objectId, hints); |
| return object; |
| }, |
| |
| _wrapObject: function(object, objectGroupName) |
| { |
| try { |
| if (typeof object === "object" || typeof object === "function" || this._isHTMLAllCollection(object)) { |
| var id = this._lastBoundObjectId++; |
| this._idToWrappedObject[id] = object; |
| var objectId = "{\"injectedScriptId\":" + injectedScriptId + ",\"id\":" + id + "}"; |
| if (objectGroupName) { |
| var group = this._objectGroups[objectGroupName]; |
| if (!group) { |
| group = []; |
| this._objectGroups[objectGroupName] = group; |
| } |
| group.push(id); |
| this._idToObjectGroupName[id] = objectGroupName; |
| } |
| } |
| return InjectedScript.RemoteObject.fromObject(object, objectId); |
| } catch (e) { |
| return InjectedScript.RemoteObject.fromObject("[ Exception: " + e.toString() + " ]"); |
| } |
| }, |
| |
| _parseObjectId: function(objectId) |
| { |
| return eval("(" + objectId + ")"); |
| }, |
| |
| releaseObjectGroup: function(objectGroupName) |
| { |
| var group = this._objectGroups[objectGroupName]; |
| if (!group) |
| return; |
| for (var i = 0; i < group.length; i++) |
| this._releaseObject(group[i]); |
| delete this._objectGroups[objectGroupName]; |
| }, |
| |
| dispatch: function(methodName, args) |
| { |
| var argsArray = eval("(" + args + ")"); |
| var result = this[methodName].apply(this, argsArray); |
| if (typeof result === "undefined") { |
| inspectedWindow.console.error("Web Inspector error: InjectedScript.%s returns undefined", methodName); |
| result = null; |
| } |
| return result; |
| }, |
| |
| getProperties: function(objectId, ignoreHasOwnProperty) |
| { |
| var parsedObjectId = this._parseObjectId(objectId); |
| var object = this._objectForId(parsedObjectId); |
| var objectGroupName = this._idToObjectGroupName[parsedObjectId.id]; |
| |
| if (!this._isDefined(object)) |
| return false; |
| var properties = []; |
| |
| var propertyNames = ignoreHasOwnProperty ? this._getPropertyNames(object) : Object.getOwnPropertyNames(object); |
| if (!ignoreHasOwnProperty && object.__proto__) |
| propertyNames.push("__proto__"); |
| |
| // Go over properties, prepare results. |
| for (var i = 0; i < propertyNames.length; ++i) { |
| var propertyName = propertyNames[i]; |
| |
| var property = {}; |
| property.name = propertyName + ""; |
| var isGetter = object["__lookupGetter__"] && object.__lookupGetter__(propertyName); |
| if (!isGetter) { |
| try { |
| property.value = this._wrapObject(object[propertyName], objectGroupName); |
| } catch(e) { |
| property.value = new InjectedScript.RemoteObject.fromException(e); |
| } |
| } else { |
| // FIXME: this should show something like "getter" (bug 16734). |
| property.value = new InjectedScript.RemoteObject.fromObject("\u2014"); // em dash |
| property.isGetter = true; |
| } |
| properties.push(property); |
| } |
| return properties; |
| }, |
| |
| setPropertyValue: function(objectId, propertyName, expression) |
| { |
| var parsedObjectId = this._parseObjectId(objectId); |
| var object = this._objectForId(parsedObjectId); |
| if (!this._isDefined(object)) |
| return "Object with given id not found"; |
| |
| var expressionLength = expression.length; |
| if (!expressionLength) { |
| delete object[propertyName]; |
| return propertyName in object ? "Cound not delete property." : undefined; |
| } |
| |
| try { |
| // Surround the expression in parenthesis so the result of the eval is the result |
| // of the whole expression not the last potential sub-expression. |
| |
| // There is a regression introduced here: eval is now happening against global object, |
| // not call frame while on a breakpoint. |
| // TODO: bring evaluation against call frame back. |
| var result = inspectedWindow.eval("(" + expression + ")"); |
| // Store the result in the property. |
| object[propertyName] = result; |
| } catch(e) { |
| try { |
| var result = inspectedWindow.eval("\"" + expression.replace(/"/g, "\\\"") + "\""); |
| object[propertyName] = result; |
| } catch(e) { |
| return e.toString(); |
| } |
| } |
| }, |
| |
| releaseObject: function(objectId) |
| { |
| var parsedObjectId = this._parseObjectId(objectId); |
| this._releaseObject(parsedObjectId.id); |
| }, |
| |
| _releaseObject: function(id) |
| { |
| delete this._idToWrappedObject[id]; |
| delete this._idToObjectGroupName[id]; |
| }, |
| |
| _populatePropertyNames: function(object, resultSet) |
| { |
| for (var o = object; o; o = o.__proto__) { |
| try { |
| var names = Object.getOwnPropertyNames(o); |
| for (var i = 0; i < names.length; ++i) |
| resultSet[names[i]] = true; |
| } catch (e) { |
| } |
| } |
| }, |
| |
| _getPropertyNames: function(object, resultSet) |
| { |
| var propertyNameSet = {}; |
| this._populatePropertyNames(object, propertyNameSet); |
| return Object.keys(propertyNameSet); |
| }, |
| |
| evaluate: function(expression, objectGroup, injectCommandLineAPI) |
| { |
| return this._evaluateAndWrap(inspectedWindow.eval, inspectedWindow, expression, objectGroup, false, injectCommandLineAPI); |
| }, |
| |
| evaluateOn: function(objectId, expression) |
| { |
| var parsedObjectId = this._parseObjectId(objectId); |
| var object = this._objectForId(parsedObjectId); |
| if (!object) |
| return "Could not find object with given id"; |
| try { |
| inspectedWindow.console._objectToEvaluateOn = object; |
| return this._evaluateAndWrap(inspectedWindow.eval, inspectedWindow, "(function() {" + expression + "}).call(window.console._objectToEvaluateOn)", parsedObjectId.objectGroup, false, false); |
| } finally { |
| delete inspectedWindow.console._objectToEvaluateOn; |
| } |
| }, |
| |
| _evaluateAndWrap: function(evalFunction, object, expression, objectGroup, isEvalOnCallFrame, injectCommandLineAPI) |
| { |
| try { |
| return this._wrapObject(this._evaluateOn(evalFunction, object, expression, isEvalOnCallFrame, injectCommandLineAPI), objectGroup); |
| } catch (e) { |
| return InjectedScript.RemoteObject.fromException(e); |
| } |
| }, |
| |
| _evaluateOn: function(evalFunction, object, expression, isEvalOnCallFrame, injectCommandLineAPI) |
| { |
| // Only install command line api object for the time of evaluation. |
| // Surround the expression in with statements to inject our command line API so that |
| // the window object properties still take more precedent than our API functions. |
| |
| try { |
| if (injectCommandLineAPI && inspectedWindow.console) { |
| inspectedWindow.console._commandLineAPI = new CommandLineAPI(this._commandLineAPIImpl, isEvalOnCallFrame ? object : null); |
| expression = "with ((window && window.console && window.console._commandLineAPI) || {}) {\n" + expression + "\n}"; |
| } |
| |
| var value = evalFunction.call(object, expression); |
| |
| // When evaluating on call frame error is not thrown, but returned as a value. |
| if (this._type(value) === "error") |
| throw value.toString(); |
| |
| return value; |
| } finally { |
| if (injectCommandLineAPI && inspectedWindow.console) |
| delete inspectedWindow.console._commandLineAPI; |
| } |
| }, |
| |
| callFrames: function() |
| { |
| var callFrame = InjectedScriptHost.currentCallFrame(); |
| if (!callFrame) |
| return false; |
| |
| var result = []; |
| var depth = 0; |
| do { |
| result.push(new InjectedScript.CallFrameProxy(depth++, callFrame)); |
| callFrame = callFrame.caller; |
| } while (callFrame); |
| return result; |
| }, |
| |
| evaluateOnCallFrame: function(callFrameId, expression, objectGroup, injectCommandLineAPI) |
| { |
| var callFrame = this._callFrameForId(callFrameId); |
| if (!callFrame) |
| return "Could not find call frame with given id"; |
| return this._evaluateAndWrap(callFrame.evaluate, callFrame, expression, objectGroup, true, injectCommandLineAPI); |
| }, |
| |
| _callFrameForId: function(callFrameId) |
| { |
| var parsedCallFrameId = eval("(" + callFrameId + ")"); |
| var ordinal = parsedCallFrameId.ordinal; |
| var callFrame = InjectedScriptHost.currentCallFrame(); |
| while (--ordinal >= 0 && callFrame) |
| callFrame = callFrame.caller; |
| return callFrame; |
| }, |
| |
| _objectForId: function(objectId) |
| { |
| return this._idToWrappedObject[objectId.id]; |
| }, |
| |
| nodeForObjectId: function(objectId) |
| { |
| var parsedObjectId = this._parseObjectId(objectId); |
| var object = this._objectForId(parsedObjectId); |
| if (!object || this._type(object) !== "node") |
| return null; |
| return object; |
| }, |
| |
| _isDefined: function(object) |
| { |
| return object || this._isHTMLAllCollection(object); |
| }, |
| |
| _isHTMLAllCollection: function(object) |
| { |
| // document.all is reported as undefined, but we still want to process it. |
| return (typeof object === "undefined") && inspectedWindow.HTMLAllCollection && object instanceof inspectedWindow.HTMLAllCollection; |
| }, |
| |
| _type: function(obj) |
| { |
| if (obj === null) |
| return "null"; |
| |
| var type = typeof obj; |
| if (type !== "object" && type !== "function") { |
| // FIXME(33716): typeof document.all is always 'undefined'. |
| if (this._isHTMLAllCollection(obj)) |
| return "array"; |
| return type; |
| } |
| |
| // If owning frame has navigated to somewhere else window properties will be undefined. |
| // In this case just return result of the typeof. |
| if (!inspectedWindow.document) |
| return type; |
| |
| if (obj instanceof inspectedWindow.Node) |
| return (obj.nodeType === undefined ? type : "node"); |
| if (obj instanceof inspectedWindow.String) |
| return "string"; |
| if (obj instanceof inspectedWindow.Array) |
| return "array"; |
| if (obj instanceof inspectedWindow.Boolean) |
| return "boolean"; |
| if (obj instanceof inspectedWindow.Number) |
| return "number"; |
| if (obj instanceof inspectedWindow.Date) |
| return "date"; |
| if (obj instanceof inspectedWindow.RegExp) |
| return "regexp"; |
| // FireBug's array detection. |
| try { |
| if (isFinite(obj.length) && typeof obj.splice === "function") |
| return "array"; |
| if (isFinite(obj.length) && typeof obj.callee === "function") // arguments. |
| return "array"; |
| } catch (e) { |
| return type; |
| } |
| if (obj instanceof inspectedWindow.NodeList) |
| return "array"; |
| if (obj instanceof inspectedWindow.HTMLCollection) |
| return "array"; |
| if (obj instanceof inspectedWindow.Error) |
| return "error"; |
| return type; |
| }, |
| |
| _describe: function(obj) |
| { |
| var type = this._type(obj); |
| |
| switch (type) { |
| case "object": |
| // Fall through. |
| case "node": |
| var result = InjectedScriptHost.internalConstructorName(obj); |
| if (result === "Object") { |
| // In Chromium DOM wrapper prototypes will have Object as their constructor name, |
| // get the real DOM wrapper name from the constructor property. |
| var constructorName = obj.constructor && obj.constructor.name; |
| if (constructorName) |
| return constructorName; |
| } |
| return result; |
| case "array": |
| var className = InjectedScriptHost.internalConstructorName(obj); |
| if (typeof obj.length === "number") |
| className += "[" + obj.length + "]"; |
| return className; |
| case "string": |
| return obj; |
| case "function": |
| // Fall through. |
| default: |
| return this._toString(obj); |
| } |
| }, |
| |
| _toString: function(obj) |
| { |
| // We don't use String(obj) because inspectedWindow.String is undefined if owning frame navigated to another page. |
| return "" + obj; |
| } |
| } |
| |
| var injectedScript = new InjectedScript(); |
| |
| InjectedScript.RemoteObject = function(objectId, type, description, hasChildren) |
| { |
| if (objectId) { |
| this.objectId = objectId; |
| this.hasChildren = hasChildren; |
| } |
| this.type = type; |
| this.description = description; |
| } |
| |
| InjectedScript.RemoteObject.fromException = function(e) |
| { |
| return new InjectedScript.RemoteObject(null, "error", e.toString()); |
| } |
| |
| InjectedScript.RemoteObject.fromObject = function(object, objectId) |
| { |
| var type = injectedScript._type(object); |
| var rawType = typeof object; |
| var hasChildren = (rawType === "object" && object !== null && (!!Object.getOwnPropertyNames(object).length || !!object.__proto__)) || rawType === "function"; |
| var description = ""; |
| try { |
| var description = injectedScript._describe(object); |
| return new InjectedScript.RemoteObject(objectId, type, description, hasChildren); |
| } catch (e) { |
| return InjectedScript.RemoteObject.fromException(e); |
| } |
| } |
| |
| InjectedScript.CallFrameProxy = function(ordinal, callFrame) |
| { |
| this.id = "{\"ordinal\":" + ordinal + ",\"injectedScriptId\":" + injectedScriptId + "}"; |
| this.functionName = (callFrame.type === "function" ? callFrame.functionName : ""); |
| this.location = { sourceID: callFrame.sourceID, lineNumber: callFrame.line, columnNumber: callFrame.column }; |
| this.scopeChain = this._wrapScopeChain(callFrame); |
| } |
| |
| InjectedScript.CallFrameProxy.prototype = { |
| _wrapScopeChain: function(callFrame) |
| { |
| const GLOBAL_SCOPE = 0; |
| const LOCAL_SCOPE = 1; |
| const WITH_SCOPE = 2; |
| const CLOSURE_SCOPE = 3; |
| const CATCH_SCOPE = 4; |
| |
| var scopeTypeNames = {}; |
| scopeTypeNames[GLOBAL_SCOPE] = "global"; |
| scopeTypeNames[LOCAL_SCOPE] = "local"; |
| scopeTypeNames[WITH_SCOPE] = "with"; |
| scopeTypeNames[CLOSURE_SCOPE] = "closure"; |
| scopeTypeNames[CATCH_SCOPE] = "catch"; |
| |
| var scopeChain = callFrame.scopeChain; |
| var scopeChainProxy = []; |
| var foundLocalScope = false; |
| for (var i = 0; i < scopeChain.length; i++) { |
| var scope = {}; |
| scope.object = injectedScript._wrapObject(scopeChain[i], "backtrace"); |
| |
| var scopeType = callFrame.scopeType(i); |
| scope.type = scopeTypeNames[scopeType]; |
| |
| if (scopeType === LOCAL_SCOPE) |
| scope.this = injectedScript._wrapObject(callFrame.thisObject, "backtrace"); |
| |
| scopeChainProxy.push(scope); |
| } |
| return scopeChainProxy; |
| } |
| } |
| |
| function CommandLineAPI(commandLineAPIImpl, callFrame) |
| { |
| function inScopeVariables(member) |
| { |
| if (!callFrame) |
| return false; |
| |
| var scopeChain = callFrame.scopeChain; |
| for (var i = 0; i < scopeChain.length; ++i) { |
| if (member in scopeChain[i]) |
| return true; |
| } |
| return false; |
| } |
| |
| for (var i = 0; i < CommandLineAPI.members_.length; ++i) { |
| var member = CommandLineAPI.members_[i]; |
| if (member in inspectedWindow || inScopeVariables(member)) |
| continue; |
| |
| this[member] = bind(commandLineAPIImpl, commandLineAPIImpl[member]); |
| } |
| |
| for (var i = 0; i < 5; ++i) { |
| var member = "$" + i; |
| if (member in inspectedWindow || inScopeVariables(member)) |
| continue; |
| |
| this.__defineGetter__("$" + i, bind(commandLineAPIImpl, commandLineAPIImpl._inspectedNode, i)); |
| } |
| } |
| |
| CommandLineAPI.members_ = [ |
| "$", "$$", "$x", "dir", "dirxml", "keys", "values", "profile", "profileEnd", |
| "monitorEvents", "unmonitorEvents", "inspect", "copy", "clear" |
| ]; |
| |
| function CommandLineAPIImpl() |
| { |
| } |
| |
| CommandLineAPIImpl.prototype = { |
| $: function() |
| { |
| return document.getElementById.apply(document, arguments) |
| }, |
| |
| $$: function() |
| { |
| return document.querySelectorAll.apply(document, arguments) |
| }, |
| |
| $x: function(xpath, context) |
| { |
| var nodes = []; |
| try { |
| var doc = (context && context.ownerDocument) || inspectedWindow.document; |
| var results = doc.evaluate(xpath, context || doc, null, XPathResult.ANY_TYPE, null); |
| var node; |
| while (node = results.iterateNext()) |
| nodes.push(node); |
| } catch (e) { |
| } |
| return nodes; |
| }, |
| |
| dir: function() |
| { |
| return console.dir.apply(console, arguments) |
| }, |
| |
| dirxml: function() |
| { |
| return console.dirxml.apply(console, arguments) |
| }, |
| |
| keys: function(object) |
| { |
| return Object.keys(object); |
| }, |
| |
| values: function(object) |
| { |
| var result = []; |
| for (var key in object) |
| result.push(object[key]); |
| return result; |
| }, |
| |
| profile: function() |
| { |
| return console.profile.apply(console, arguments) |
| }, |
| |
| profileEnd: function() |
| { |
| return console.profileEnd.apply(console, arguments) |
| }, |
| |
| monitorEvents: function(object, types) |
| { |
| if (!object || !object.addEventListener || !object.removeEventListener) |
| return; |
| types = this._normalizeEventTypes(types); |
| for (var i = 0; i < types.length; ++i) { |
| object.removeEventListener(types[i], this._logEvent, false); |
| object.addEventListener(types[i], this._logEvent, false); |
| } |
| }, |
| |
| unmonitorEvents: function(object, types) |
| { |
| if (!object || !object.addEventListener || !object.removeEventListener) |
| return; |
| types = this._normalizeEventTypes(types); |
| for (var i = 0; i < types.length; ++i) |
| object.removeEventListener(types[i], this._logEvent, false); |
| }, |
| |
| inspect: function(object) |
| { |
| return injectedScript._inspect(object); |
| }, |
| |
| copy: function(object) |
| { |
| if (injectedScript._type(object) === "node") |
| object = object.outerHTML; |
| InjectedScriptHost.copyText(object); |
| }, |
| |
| clear: function() |
| { |
| InjectedScriptHost.clearConsoleMessages(); |
| }, |
| |
| _inspectedNode: function(num) |
| { |
| return InjectedScriptHost.inspectedNode(num); |
| }, |
| |
| _normalizeEventTypes: function(types) |
| { |
| if (typeof types === "undefined") |
| types = [ "mouse", "key", "load", "unload", "abort", "error", "select", "change", "submit", "reset", "focus", "blur", "resize", "scroll" ]; |
| else if (typeof types === "string") |
| types = [ types ]; |
| |
| var result = []; |
| for (var i = 0; i < types.length; i++) { |
| if (types[i] === "mouse") |
| result.splice(0, 0, "mousedown", "mouseup", "click", "dblclick", "mousemove", "mouseover", "mouseout"); |
| else if (types[i] === "key") |
| result.splice(0, 0, "keydown", "keyup", "keypress"); |
| else |
| result.push(types[i]); |
| } |
| return result; |
| }, |
| |
| _logEvent: function(event) |
| { |
| console.log(event.type, event); |
| } |
| } |
| |
| injectedScript._commandLineAPIImpl = new CommandLineAPIImpl(); |
| return injectedScript; |
| }) |