SpellView = require './SpellView' SpellTopBarView = require './SpellTopBarView' {me} = require 'core/auth' {createAetherOptions} = require 'lib/aether_utils' utils = require 'core/utils' module.exports = class Spell loaded: false view: null topBarView: null constructor: (options) -> @spellKey = options.spellKey @pathComponents = options.pathComponents @session = options.session @otherSession = options.otherSession @spectateView = options.spectateView @spectateOpponentCodeLanguage = options.spectateOpponentCodeLanguage @observing = options.observing @supermodel = options.supermodel @skipProtectAPI = options.skipProtectAPI @worker = options.worker @level = options.level p = options.programmableMethod @commentI18N = p.i18n @commentContext = p.context @languages = p.languages ? {} @languages.javascript ?= p.source @name = p.name @permissions = read: p.permissions?.read ? [], readwrite: p.permissions?.readwrite ? [] # teams @team = @permissions.readwrite[0] ? 'common' if @canWrite() @setLanguage options.language else if @otherSession and @team is @otherSession.get 'team' @setLanguage @otherSession.get('submittedCodeLanguage') or @otherSession.get('codeLanguage') else @setLanguage 'javascript' @source = @originalSource @parameters = p.parameters if @permissions.readwrite.length and sessionSource = @session.getSourceFor(@spellKey) if sessionSource isnt '// Should fill in some default source\n' # TODO: figure out why session is getting this default source in there and stop it @source = sessionSource if p.aiSource and not @otherSession and not @canWrite() @source = @originalSource = p.aiSource @isAISource = true if @canRead() # We can avoid creating these views if we'll never use them. @view = new SpellView {spell: @, level: options.level, session: @session, otherSession: @otherSession, worker: @worker, god: options.god, @supermodel, levelID: options.levelID} @view.render() # Get it ready and code loaded in advance @topBarView = new SpellTopBarView hintsState: options.hintsState spell: @ supermodel: @supermodel codeLanguage: @language level: options.level session: options.session courseID: options.courseID @topBarView.render() Backbone.Mediator.publish 'tome:spell-created', spell: @ destroy: -> @view?.destroy() @topBarView?.destroy() @thang = null @worker = null setLanguage: (@language) -> @language = 'html' if @level.isType('web-dev') #console.log 'setting language to', @language, 'so using original source', @languages[language] ? @languages.javascript @originalSource = @languages[@language] ? @languages.javascript @originalSource = @addPicoCTFProblem() if window.serverConfig.picoCTF if @level.isType('web-dev') playerCode = @originalSource.match(/\n([\s\S]*)\n *<\/playercode>/)[1] playerCodeLines = playerCode.split('\n') indentation = playerCodeLines[0].length - playerCodeLines[0].trim().length playerCode = (line.substr(indentation) for line in playerCodeLines).join('\n') @wrapperCode = @originalSource.replace /[\s\S]*<\/playercode>/, '☃' @originalSource = playerCode # Translate comments chosen spoken language. return unless @commentContext context = $.extend true, {}, @commentContext if @commentI18N spokenLanguage = me.get 'preferredLanguage' while spokenLanguage spokenLanguage = spokenLanguage.substr 0, spokenLanguage.lastIndexOf('-') if fallingBack? if spokenLanguageContext = @commentI18N[spokenLanguage]?.context context = _.merge context, spokenLanguageContext break fallingBack = true try @originalSource = _.template @originalSource, context catch e console.error "Couldn't create example code template of", @originalSource, "\nwith context", context, "\nError:", e if /loop/.test(@originalSource) and @level.isType('course', 'course-ladder') # Temporary hackery to make it look like we meant while True: in our sample code until we can update everything @originalSource = switch @language when 'python' then @originalSource.replace /loop:/, 'while True:' when 'javascript' then @originalSource.replace /loop {/, 'while (true) {' when 'lua' then @originalSource.replace /loop\n/, 'while true then\n' when 'coffeescript' then @originalSource else @originalSource constructHTML: (source) -> @wrapperCode.replace '☃', source addPicoCTFProblem: -> return @originalSource unless problem = @level.picoCTFProblem description = """ -- #{problem.name} -- #{problem.description} """.replace /

(.*?)<\/p>/gi, '$1' ("// #{line}" for line in description.split('\n')).join('\n') + '\n' + @originalSource addThang: (thang) -> if @thang?.thang.id is thang.id @thang.thang = thang else @thang = {thang: thang, aether: @createAether(thang), castAether: null} removeThangID: (thangID) -> @thang = null if @thang?.thang.id is thangID canRead: (team) -> (team ? me.team) in @permissions.read or (team ? me.team) in @permissions.readwrite canWrite: (team) -> (team ? me.team) in @permissions.readwrite getSource: -> @view?.getSource() ? @source transpile: (source) -> if source @source = source else source = @getSource() unless @language is 'html' @thang?.aether.transpile source null hasChanged: (newSource=null, currentSource=null) -> (newSource ? @originalSource) isnt (currentSource ? @source) hasChangedSignificantly: (newSource=null, currentSource=null, cb) -> unless aether = @thang?.aether console.error @toString(), 'couldn\'t find a spellThang with aether', @thang cb false if @worker workerMessage = function: 'hasChangedSignificantly' a: (newSource ? @originalSource) spellKey: @spellKey b: (currentSource ? @source) careAboutLineNumbers: true careAboutLint: true @worker.addEventListener 'message', (e) => workerData = JSON.parse e.data if workerData.function is 'hasChangedSignificantly' and workerData.spellKey is @spellKey @worker.removeEventListener 'message', arguments.callee, false cb(workerData.hasChanged) @worker.postMessage JSON.stringify(workerMessage) else cb(aether.hasChangedSignificantly((newSource ? @originalSource), (currentSource ? @source), true, true)) createAether: (thang) -> writable = @permissions.readwrite.length > 0 and not @isAISource skipProtectAPI = @skipProtectAPI or not writable or @level.isType('game-dev') problemContext = @createProblemContext thang includeFlow = @level.isType('hero', 'hero-ladder', 'hero-coop', 'course', 'course-ladder', 'game-dev') and not skipProtectAPI aetherOptions = createAetherOptions functionName: @name codeLanguage: @language functionParameters: @parameters skipProtectAPI: skipProtectAPI includeFlow: includeFlow problemContext: problemContext useInterpreter: true aether = new Aether aetherOptions if @worker workerMessage = function: 'createAether' spellKey: @spellKey options: aetherOptions @worker.postMessage JSON.stringify workerMessage aether updateLanguageAether: (@language) -> @thang?.aether?.setLanguage @language @thang?.castAether = null Backbone.Mediator.publish 'tome:spell-changed-language', spell: @, language: @language if @worker workerMessage = function: 'updateLanguageAether' newLanguage: @language @worker.postMessage JSON.stringify workerMessage @transpile() toString: -> "" createProblemContext: (thang) -> # Create problemContext Aether can use to craft better error messages # stringReferences: values that should be referred to as a string instead of a variable (e.g. "Brak", not Brak) # thisMethods: methods available on the 'this' object # thisProperties: properties available on the 'this' object # commonThisMethods: methods that are available sometimes, but not awlays # NOTE: Assuming the first createProblemContext call has everything we need, and we'll use that forevermore return @problemContext if @problemContext? @problemContext = { stringReferences: [], thisMethods: [], thisProperties: [] } # TODO: These should be read from the database @problemContext.commonThisMethods = ['moveRight', 'moveLeft', 'moveUp', 'moveDown', 'attack', 'findNearestEnemy', 'buildXY', 'moveXY', 'say', 'move', 'distance', 'findEnemies', 'findFriends', 'addFlag', 'findFlag', 'removeFlag', 'findFlags', 'attackRange', 'cast', 'buildTypes', 'jump', 'jumpTo', 'attackXY'] return @problemContext unless thang? # Populate stringReferences for key, value of thang.world?.thangMap if (value.isAttackable or value.isSelectable) and value.id not in @problemContext.stringReferences @problemContext.stringReferences.push value.id # Populate thisMethods and thisProperties if thang.programmableProperties? for prop in thang.programmableProperties if _.isFunction(thang[prop]) @problemContext.thisMethods.push prop else @problemContext.thisProperties.push prop # TODO: See SpellPaletteView.createPalette() for other interesting contextual properties @problemContext