var editor; var widgets = []; editor = CodeMirror.fromTextArea(document.getElementById("codeEditor"), { lineNumbers: true, mode: "text", theme: 'monokai', runnable: true, matchBrackets: true, autoCloseBrackets: true, scrollbarStyle: 'null', lineWrapping: true, gutters: ["CodeMirror-lint-markers"], onKeyEvent: doLinting }); var myCodeMirror = editor; var codeStorage = { version: 0.01, keyVersion:"saveVersion", keyValue: null,//where the value of the editor is saved updateWait: 2000,// 2 seconds updateTimeoutId: null, eventArray: []//for firing saves }; codeStorage.hasSaved = function(){ return ( updateTimeoutId === null ); }; codeStorage.onSave = function(func){ codeStorage.eventArray.push(func); }; codeStorage.setSaveKey = function(key){ codeStorage.keyValue = key + 'Val'; }; codeStorage.getEditorValue = function(){ return ('' + localStorage.getItem(codeStorage.keyValue)); }; codeStorage.isAlive = function() { var val = this.getEditorValue(); return val !== 'null' && val !== 'undefined' && (val && val.length > 0); }; codeStorage.updateStorage = function(){ if(typeof(Storage) !== undefined) { var value = editor.getValue(); localStorage.setItem(codeStorage.keyValue, value); } else { var debugging = false; if( debugging ){ console.log('no web storage'); } } codeStorage.updateTimeoutId = null; codeStorage.eventArray.forEach(function(func){ func(); }); }; (function(){ var savedVersion = localStorage.getItem('saveVersion'); if( savedVersion === null ){ localStorage.setItem(codeStorage.keyVersion, codeStorage.version);//just write current version }else{ if( savedVersion !== codeStorage.version ){ //Update version } } })(); codeStorage.setSaveKey(challenge_Name); editor.on('keyup', function(){ window.clearTimeout(codeStorage.updateTimeoutId); codeStorage.updateTimeoutId = window.setTimeout(codeStorage.updateStorage, codeStorage.updateWait); }); var editorValue; var challengeSeed = challengeSeed || null; var tests = tests || []; var allSeeds = ''; (function() { challengeSeed.forEach(function(elem) { allSeeds += elem + '\n'; }); })(); function doLinting() { editor.operation(function() { for (var i = 0; i < widgets.length; ++i) editor.removeLineWidget(widgets[i]); widgets.length = 0; JSHINT(editor.getValue()); for (var i = 0; i < JSHINT.errors.length; ++i) { var err = JSHINT.errors[i]; if (!err) continue; var msg = document.createElement("div"); var icon = msg.appendChild(document.createElement("span")); icon.innerHTML = "!!"; icon.className = "lint-error-icon"; msg.appendChild(document.createTextNode(err.reason)); msg.className = "lint-error"; widgets.push(editor.addLineWidget(err.line - 1, msg, { coverGutter: false, noHScroll: true })); } }); } /*var defaultKeymap = { 'Cmd-E': 'emmet.expand_abbreviation', 'Tab': 'emmet.expand_abbreviation_with_tab', 'Enter': 'emmet.insert_formatted_line_break_only' }; emmetCodeMirror(editor, defaultKeymap);*/ // Hijack tab key to insert two spaces instead editor.setOption("extraKeys", { Tab: function(cm) { if (cm.somethingSelected()){ cm.indentSelection("add"); } else { var spaces = Array(cm.getOption("indentUnit") + 1).join(" "); cm.replaceSelection(spaces); } }, "Shift-Tab": function(cm) { if (cm.somethingSelected()){ cm.indentSelection("subtract"); } else { var spaces = Array(cm.getOption("indentUnit") + 1).join(" "); cm.replaceSelection(spaces); } }, "Ctrl-Enter": function() { bonfireExecute(); return false; } }); editor.setSize("100%", "auto"); var libraryIncludes = "" + "" + "" + "" + "" + "" + "" + "" + ""; var editorValueForIFrame; var iFrameScript = ""; var delay; // Initialize CodeMirror editor with a nice html5 canvas demo. editor.on("keyup", function () { clearTimeout(delay); delay = setTimeout(updatePreview, 300); }); function workerError(error){ var display = $('.runTimeError'); var housing = $('#testSuite'); if(display.html() != error){ display.remove(); housing.prepend("
" + error + "
"); display.hide().fadeIn(function(){ setTimeout(function(){ display.fadeOut(function(){ display.remove(); }); }, 1000) }); } } function scopejQuery(s){ return(s.replace(/\$/gi, "j$").replace(/document/gi, "jdocument").replace(/jQuery/gi, "jjQuery")); } function safeHTMLRun(test){ var previewFrame = document.getElementById('preview'); var preview = previewFrame.contentDocument || previewFrame.contentWindow.document; if(editor.getValue().match(/\/gi) !== null) { var s = editor.getValue().split(/\<\s?script\s?\>/gi)[1].split(/\<\s?\/\s?script\s?\>/gi)[0]; s = "var document = \"\"; var $ = function(){return(new 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submit( scopejQuery(s), function (cls, message) { if (cls) { console.log(message.error); workerError(message.error); } else { if(test){ preview.open(); preview.write(libraryIncludes + editor.getValue() + iFrameScript); codeStorage.updateStorage(); preview.close(); } else{ preview.open(); preview.write(libraryIncludes + editor.getValue()); codeStorage.updateStorage(); preview.close(); } } } ); } else { if(test){ preview.open(); preview.write(libraryIncludes + editor.getValue() +iFrameScript); codeStorage.updateStorage(); preview.close(); } else{ preview.open(); preview.write(libraryIncludes + editor.getValue()); codeStorage.updateStorage(); preview.close(); } } } if(typeof prodOrDev !== 'undefined') { var nodeEnv = prodOrDev === 'production' ? 'http://www.freecodecamp.com' : 'http://localhost:3001'; if(challengeType === "0") { function updatePreview() { editorValueForIFrame = editor.getValue(); var failedCommentTest = false; if (editorValueForIFrame.match(/\<\!\-\-/gi) && editorValueForIFrame.match(/\-\-\>/gi) == null) { failedCommentTest = true; } else if (editorValueForIFrame.match(/\<\!\-\-/gi) && editorValueForIFrame.match(/\<\!\-\-/gi).length > editorValueForIFrame.match(/\-\-\>/gi).length) { failedCommentTest = true; } if (failedCommentTest) { editor.setValue(editor.getValue() + "-->"); editorValueForIFrame = editorValueForIFrame + "-->"; } if(!editor.getValue().match(/\$\(\$\)/gi) ) { safeHTMLRun(false); } } setTimeout(updatePreview, 300); } } /** * "post" methods */ var testResults = []; var postSuccess = function(data) { var testDoc = document.createElement("div"); $(testDoc) .html("
" + JSON.parse(data) + "
"); $('#testSuite').append(testDoc); testSuccess(); }; var postError = function(data) { var testDoc = document.createElement("div"); $(testDoc) .html("
" + JSON.parse(data) + "
"); $('#testSuite').append(testDoc); }; var goodTests = 0; var testSuccess = function() { goodTests++; if (goodTests === tests.length) { showCompletion(); } }; function showCompletion() { var time = Math.floor(Date.now()) - started; ga('send', 'event', 'Challenge', 'solved', challenge_Name + ', Time: ' + time + ', Attempts: ' + attempts); var bonfireSolution = myCodeMirror.getValue(); var didCompleteWith = $('#completed-with').val() || null; $.post( '/completed-bonfire/', { challengeInfo: { challengeId: challenge_Id, challengeName: challenge_Name, completedWith: didCompleteWith, challengeType: challengeType, solution: bonfireSolution } }, function(res) { if (res) { $('#complete-courseware-dialog').modal('show'); $('#complete-courseware-dialog').keydown(function(e) { if (e.ctrlKey && e.keyCode == 13) { $('#next-courseware-button').click(); } }); } } ); } var resetEditor = function resetEditor() { editor.setValue(allSeeds.replace((/fccss/gi), '')); updatePreview(); codeStorage.updateStorage(); }; var attempts = 0; if (attempts) { attempts = 0; } if(challengeType !== "0") { var codeOutput = CodeMirror.fromTextArea(document.getElementById("codeOutput"), { lineNumbers: false, mode: "text", theme: 'monokai', readOnly: 'nocursor', lineWrapping: true }); codeOutput.setValue('/**\n' + ' * Your output will go here.\n' + ' * Console.log() -type statements\n' + ' * will appear in your browser\'s\n' + ' * DevTools JavaScript console.\n' + ' */'); codeOutput.setSize("100%", "100%"); } var info = editor.getScrollInfo(); var after = editor.charCoords({ line: editor.getCursor().line + 1, ch: 0 }, "local").top; if (info.top + info.clientHeight < after) editor.scrollTo(null, after - info.clientHeight + 3); var userTests; var testSalt = Math.random(); var scrapeTests = function(userJavaScript) { // insert tests from mongo for (var i = 0; i < tests.length; i++) { userJavaScript += '\n' + tests[i]; } var counter = 0; var regex = new RegExp( /(expect(\s+)?\(.*\;)|(assert(\s+)?\(.*\;)|(assert\.\w.*\;)|(.*\.should\..*\;)/ ); var match = regex.exec(userJavaScript); while (match != null) { var replacement = '//' + counter + testSalt; userJavaScript = userJavaScript.substring(0, match.index) + replacement + userJavaScript.substring(match.index + match[0].length); if (!userTests) { userTests = []; } userTests.push({ "text": match[0], "line": counter, "err": null }); counter++; match = regex.exec(userJavaScript); } return userJavaScript; }; function removeComments(userJavaScript) { var regex = new RegExp(/(\/\*[^(\*\/)]*\*\/)|\/\/[^\n]*/g); return userJavaScript.replace(regex, ''); } function removeLogs(userJavaScript) { return userJavaScript.replace(/(console\.[\w]+\s*\(.*\;)/g, ''); } var pushed = false; var createTestDisplay = function() { if (pushed) { userTests.pop(); } for (var i = 0; i < userTests.length; i++) { var test = userTests[i]; var testDoc = document.createElement("div"); if (test.err != null) { console.log('Should be displaying bad tests'); $(testDoc) .html( "
" + test.text + "
" + test.err + "
") .appendTo($('#testSuite')); } else { $(testDoc) .html( "
" + test.text + "
") .appendTo($('#testSuite')); } }; }; var expect = chai.expect; var assert = chai.assert; var should = chai.should(); var reassembleTest = function(test, data) { var lineNum = test.line; var regexp = new RegExp("\/\/" + lineNum + testSalt); return data.input.replace(regexp, test.text); }; var runTests = function(err, data) { //userTests = userTests ? null : []; var allTestsPassed = true; pushed = false; $('#testSuite').children().remove(); if (err && userTests.length > 0) { userTests = [{ text: "Program Execution Failure", err: "No user tests were run." }]; createTestDisplay(); } //Add blocks to test exploits here! else if(editorValue.match(/if\s\(null\)\sconsole\.log\(1\);/gi)){ allTestsPassed = false; userTests = [{ text: "Program Execution Failure", err: "Invalid if (null) console.log(1); detected" }]; createTestDisplay(); } else if (userTests) { userTests.push(false); pushed = true; userTests.forEach(function(chaiTestFromJSON, indexOfTestArray, __testArray) { try { if (chaiTestFromJSON) { var output = eval(reassembleTest(chaiTestFromJSON, data)); } } catch (error) { allTestsPassed = false; __testArray[indexOfTestArray].err = error.message; } finally { if (!chaiTestFromJSON) { createTestDisplay(); } } }); if (allTestsPassed) { allTestsPassed = false; showCompletion(); } } }; function bonfireExecute() { goodTests = 0; attempts++; ga('send', 'event', 'Challenge', 'ran-code', challenge_Name); userTests = null; $('#testSuite').empty(); if(challengeType !== "0"){ var userJavaScript = myCodeMirror.getValue(); var failedCommentTest = false; if (userJavaScript.match(/\/\*/gi) && userJavaScript.match(/\*\//gi) == null) { failedCommentTest = true; } else if (!failedCommentTest && userJavaScript.match(/\/\*/gi) && userJavaScript.match(/\/\*/gi).length > userJavaScript.match(/\*\//gi).length) { failedCommentTest = true; } userJavaScript = removeComments(userJavaScript); userJavaScript = scrapeTests(userJavaScript); // simple fix in case the user forgets to invoke their function if(userJavaScript.match(/function/gi)){ if(userJavaScript.match(/function\s+?\(|function\s+\w+\s*?\(/gi)){ submit(userJavaScript, function (cls, message) { if (failedCommentTest) { myCodeMirror.setValue(myCodeMirror.getValue() + "*/"); console.log('Caught Unfinished Comment'); codeOutput.setValue("Unfinished mulit-line comment"); failedCommentTest = false; } else if (cls) { codeOutput.setValue(message.error); runTests('Error', null); } else { codeOutput.setValue(message.output); codeOutput.setValue(codeOutput.getValue().replace(/\\\"/gi, '')); message.input = removeLogs(message.input); runTests(null, message); } }); } else{ codeOutput.setValue("Unsafe or Unfinished function declaration"); } } } else { editorValueForIFrame = editor.getValue(); if (failedCommentTest) { editor.setValue(editor.getValue() + "-->"); editorValueForIFrame = editorValueForIFrame + "-->"; } if(!editor.getValue().match(/\$\(\$\)/gi) && challengeType === "0") { safeHTMLRun(true); } } } $('#submitButton').on('click', function() { bonfireExecute(); }); $(document).ready(function(){ editorValue = (codeStorage.isAlive())? codeStorage.getEditorValue() : allSeeds; myCodeMirror.setValue(editorValue); bonfireExecute(); });