masterapi.js

AttackAPI提供简单而直观的web可编程接口

var MasterAPI = {
	version: '0.1.1a',
	author: 'Petko Petkov | pdp (architect)',
	homepage: 'http://www.gnucitizen.org'};

MasterAPI.Shell = {};
MasterAPI.Shell.createJavaScriptShell = function (console) {
	var self = this;

	this.console = console;
	this.scope = {__builtins__: {
		dir: function (obj) {
			var obj = obj?obj:self.scope;
			var items = [];

			for (item in obj)
				items.push(item);

			return items;
		},
		hist: function () {
			return self.console.history;
		},
		print: function (obj) {
			var type = typeof(obj);

			if (type == 'object' && obj.constructor == Array) {
				self.console.write("\n[");
				for (index = 0; index < obj.length; index++) {
					var prefix = ' ';
					var suffix = ",\n";

					if (index == 0)
						prefix = '';

					if (index == obj.length - 1)
						suffix = '';

					self.console.write(prefix + "'" + obj[index] + "'" + suffix);
				}
				self.console.write("]");
			} else {
				self.console.write("\n" + obj);
			}
		},
		clear: function () {
			self.console.clear();
		},
		reset: function () {
			var builtins = self.scope.__builtins__;
			self.scope = {__builtins__: builtins, __globals__: window, _: ''};
		},
		load: function (url) {
			var script = document.createElement('script');
			script.src = url;
			script.type = 'text/javascript';
			script.defer = true;
			self.console.parentNode.insertBefore(script, console);
		}
	}, __globals__: window, _: ''};
	
	this.oninput = function (input) {
		try {
			with (self.scope) with (self.scope.__builtins__) {
				var obj = self.scope.eval(input + ';');
				if (obj)
					self.scope.__builtins__.print(obj);

				self.scope['_'] = obj;
			}
		} catch (e) {
			self.console.write("\n" + e);
		}

		self.console.write("\n>> ");
	};

	this.console.write(">> ");
	this.console.oninput = this.oninput;
};
MasterAPI.Console = {};
MasterAPI.Console.createInteractiveConsole = function (textarea) {
	var console = (textarea == undefined)?document.createElement('textarea'):textarea;
	console.lastCaretPosition = 0;
	
	console.history = [];
	console.history.reset = function () {
		this.position = (this.length == 0)?0:this.length;
	};
	console.history.up = function () {
		if (this.length == 0)
			return '';

		this.position = (this.position + 1 >= this.length)?this.length - 1:this.position + 1;
		return this[this.position];
	};
	console.history.down = function () {
		if (this.length == 0)
			return '';

		this.position = (this.position <= 0)?0:this.position - 1;
		return this[this.position];
	};
	console.history.reset();
	
	console.clear = function () {
		this.value = '';
		this.lastCaretPosition = 0;
		this.setCaretPosition(this.lastCaretPosition);
	};
	console.write = function (str) {
		this.value += str;
		this.lastCaretPosition = this.value.length;
		this.scrollTop = this.scrollHeight;
	};
	console.getCaretPosition = function () {
		if (document.selection) {
			this.focus();
			var sel = document.selection.createRange();
			sel.moveStart('character', -this.value.length);
			return sel.text.length;
		} else if (this.selectionStart || this.selectionStart == '0') {
			return this.selectionStart;
		}
		
		return 0;
	};
	console.setCaretPosition = function (pos) {
		if(this.setSelectionRange) {
			this.focus();
			this.setSelectionRange(pos,pos);
		} else if (this.createTextRange) {
			var range = this.createTextRange();
			range.collapse(true);
			range.moveEnd('character', pos);
			range.moveStart('character', pos);
			range.select();
		}
	};
	console.onfocus = function () {
		this.setCaretPosition(this.lastCaretPosition);
	};
	console.onkeydown = function (e) {
		if (!e) e = window.event;
		if ((e.keyCode == 8 || e.keyCode == 37) && this.getCaretPosition() <= this.lastCaretPosition) {
			return false;
		} else if (!e.shiftKey && e.keyCode == 13) {
			this.setCaretPosition(this.value.length);
			var command = this.value.substring(this.lastCaretPosition, this.value.length);
			console.oninput(command);
			this.history.push(command);
			this.history.reset();
			this.scrollTop = this.scrollHeight;
			return false;
		} else if (e.keyCode == 38) {
			this.value = this.value.substring(0, this.lastCaretPosition) + this.history.down();
			this.scrollTop = this.scrollHeight;
			return false;
		} else if (e.keyCode == 40) {
			this.value = this.value.substring(0, this.lastCaretPosition) + this.history.up();
			this.scrollTop = this.scrollHeight;
			return false;
		}
		
		return true;
	};
	console.oninput = function (input) {
	};

	return console;
};