2011-09-08 20:55:50 +04:00
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/*jslint sloppy: true, nomen: true */
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/*global window:true,phantom:true,fs:true */
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/*
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This file is part of the PhantomJS project from Ofi Labs.
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2011-09-09 04:32:31 +04:00
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Copyright (C) 2011 Ariya Hidayat <ariya.hidayat@gmail.com>
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2011-09-08 20:55:50 +04:00
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Copyright (C) 2011 Ivan De Marino <ivan.de.marino@gmail.com>
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2011-09-09 04:32:31 +04:00
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Copyright (C) 2011 James Roe <roejames12@hotmail.com>
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Copyright (C) 2011 execjosh, http://execjosh.blogspot.com
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2011-09-08 20:55:50 +04:00
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the <organization> nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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2011-09-09 04:32:31 +04:00
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function require(name) {
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2011-09-08 20:55:50 +04:00
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var exports;
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2011-09-09 04:32:31 +04:00
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if (name === 'webpage') {
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exports = function (opts) {
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var page = phantom.createWebPage(),
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handlers = {};
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function checkType(o, type) {
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return typeof o === type;
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}
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function isObject(o) {
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return checkType(o, 'object');
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}
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function isUndefined(o) {
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return checkType(o, 'undefined');
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}
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function isUndefinedOrNull(o) {
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return isUndefined(o) || null === o;
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}
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function copyInto(target, source) {
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if (target === source || isUndefinedOrNull(source)) {
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return target;
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}
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target = target || {};
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// Copy into objects only
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if (isObject(target)) {
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// Make sure source exists
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source = source || {};
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if (isObject(source)) {
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var i, newTarget, newSource;
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for (i in source) {
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if (source.hasOwnProperty(i)) {
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newTarget = target[i];
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newSource = source[i];
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if (newTarget && isObject(newSource)) {
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// Deep copy
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newTarget = copyInto(target[i], newSource);
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} else {
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newTarget = newSource;
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}
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if (!isUndefined(newTarget)) {
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target[i] = newTarget;
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}
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}
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}
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} else {
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target = source;
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}
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}
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return target;
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}
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function defineSetter(handlerName, signalName) {
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page.__defineSetter__(handlerName, function (f) {
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if (handlers && typeof handlers[signalName] === 'function') {
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try {
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this[signalName].disconnect(handlers[signalName]);
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} catch (e) {}
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}
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handlers[signalName] = f;
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this[signalName].connect(handlers[signalName]);
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});
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}
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// deep copy
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page.settings = JSON.parse(JSON.stringify(phantom.defaultPageSettings));
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defineSetter("onInitialized", "initialized");
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defineSetter("onLoadStarted", "loadStarted");
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defineSetter("onLoadFinished", "loadFinished");
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defineSetter("onResourceRequested", "resourceRequested");
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defineSetter("onResourceReceived", "resourceReceived");
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defineSetter("onAlert", "javaScriptAlertSent");
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defineSetter("onConsoleMessage", "javaScriptConsoleMessageSent");
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page.open = function (url, arg1, arg2, arg3, arg4) {
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if (arguments.length === 1) {
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this.openUrl(url, 'get', this.settings);
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return;
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}
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if (arguments.length === 2 && typeof arg1 === 'function') {
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this.onLoadFinished = arg1;
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this.openUrl(url, 'get', this.settings);
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return;
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} else if (arguments.length === 2) {
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this.openUrl(url, arg1, this.settings);
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return;
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} else if (arguments.length === 3 && typeof arg2 === 'function') {
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this.onLoadFinished = arg2;
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this.openUrl(url, arg1, this.settings);
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return;
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} else if (arguments.length === 3) {
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this.openUrl(url, {
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operation: arg1,
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data: arg2
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}, this.settings);
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return;
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} else if (arguments.length === 4) {
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this.onLoadFinished = arg3;
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this.openUrl(url, {
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operation: arg1,
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data: arg2
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}, this.settings);
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return;
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}
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throw "Wrong use of WebPage#open";
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};
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page.includeJs = function (scriptUrl, onScriptLoaded) {
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// Register temporary signal handler for 'alert()'
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this.javaScriptAlertSent.connect(function (msgFromAlert) {
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if (msgFromAlert === scriptUrl) {
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// Resource loaded, time to fire the callback
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onScriptLoaded(scriptUrl);
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// And disconnect the signal handler
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try {
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this.javaScriptAlertSent.disconnect(arguments.callee);
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} catch (e) {}
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}
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});
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// Append the script tag to the body
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this._appendScriptElement(scriptUrl);
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};
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// Copy options into page
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if (opts) {
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page = copyInto(page, opts);
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}
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return page;
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};
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}
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2011-09-08 20:55:50 +04:00
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if (name === 'fs') {
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exports = phantom.createFilesystem();
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// JavaScript "shim" to throw exceptions in case a critical operation fails.
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/** Open and return a "file" object.
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* It will throw exception if it fails.
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*
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* @param path Path of the file to open
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* @param mode Open Mode. A string made of 'r', 'w', 'a/+' characters.
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* @return "file" object
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*/
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exports.open = function (path, mode) {
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var file = exports._open(path, mode);
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if (file) {
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return file;
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}
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throw "Unable to open file '" + path + "'";
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};
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/** Open, read and return content of a file.
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* It will throw an exception if it fails.
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*
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* @param path Path of the file to read from
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* @return file content
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*/
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exports.read = function (path) {
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var f = fs.open(path, 'r'),
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content = f.read();
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f.close();
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return content;
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};
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/** Open and write content to a file
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* It will throw an exception if it fails.
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*
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* @param path Path of the file to read from
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* @param content Content to write to the file
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* @param mode Open Mode. A string made of 'w' or 'a / +' characters.
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*/
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exports.write = function (path, content, mode) {
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var f = fs.open(path, mode);
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f.write(content);
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f.close();
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};
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/** Return the size of a file, in bytes.
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* It will throw an exception if it fails.
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*
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* @param path Path of the file to read the size of
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* @return File size in bytes
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*/
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exports.size = function (path) {
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var size = fs._size(path);
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if (size !== -1) {
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return size;
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}
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throw "Unable to read file '" + path + "' size";
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};
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/** Copy a file.
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* It will throw an exception if it fails.
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*
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* @param source Path of the source file
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* @param destination Path of the destination file
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*/
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exports.copy = function (source, destination) {
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2011-09-09 00:25:44 +04:00
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if (!fs._copy(source, destination)) {
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throw "Unable to copy file '" + source + "' at '" + destination + "'";
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}
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2011-09-08 20:55:50 +04:00
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};
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/** Copy a directory tree.
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* It will throw an exception if it fails.
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*
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* @param source Path of the source directory tree
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* @param destination Path of the destination directory tree
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*/
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exports.copyTree = function (source, destination) {
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2011-09-09 00:25:44 +04:00
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if (!fs._copyTree(source, destination)) {
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throw "Unable to copy directory tree '" + source + "' at '" + destination + "'";
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}
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2011-09-08 20:55:50 +04:00
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};
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/** Move a file.
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* It will throw an exception if it fails.
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*
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* @param source Path of the source file
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* @param destination Path of the destination file
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*/
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exports.move = function (source, destination) {
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2011-09-09 00:25:44 +04:00
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fs.copy(source, destination);
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fs.remove(source);
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2011-09-08 20:55:50 +04:00
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};
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/** Removes a file.
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* It will throw an exception if it fails.
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*
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* @param path Path of the file to remove
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*/
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exports.remove = function (path) {
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2011-09-09 00:25:44 +04:00
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if (!fs._remove(path)) {
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throw "Unable to remove file '" + path + "'";
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}
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2011-09-08 20:55:50 +04:00
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};
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/** Removes a directory.
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* It will throw an exception if it fails.
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*
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* @param path Path of the directory to remove
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*/
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exports.removeDirectory = function (path) {
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2011-09-09 00:25:44 +04:00
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if (!fs._removeDirectory(path)) {
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throw "Unable to remove directory '" + path + "'";
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}
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2011-09-08 20:55:50 +04:00
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};
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/** Removes a directory tree.
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* It will throw an exception if it fails.
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*
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* @param path Path of the directory tree to remove
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*/
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exports.removeTree = function (path) {
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2011-09-09 00:25:44 +04:00
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if (!fs._removeTree(path)) {
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throw "Unable to remove directory tree '" + path + "'";
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}
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2011-09-08 20:55:50 +04:00
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};
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exports.touch = function (path) {
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2011-09-09 00:25:44 +04:00
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fs.write(path, "", 'a');
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2011-09-08 20:55:50 +04:00
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};
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}
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if (typeof exports === 'undefined') {
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throw 'Unknown module ' + name + ' for require()';
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}
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return exports;
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}
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2011-09-09 04:32:31 +04:00
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// Legacy way to use WebPage
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window.WebPage = require('webpage');
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