Merge pull request #209 from sharelatex/ho-hash-static

Main.js Ide.js and libs.js (now libraries.js) use hash in file name when minified

services/web/.gitignore

@@ -67,6 +67,10 @@ public/minjs/
 
 Gemfile.lock
 
+public/stylesheets/ol-style.*.css
+public/stylesheets/style.*.css
+
+
 *.swp
 .DS_Store
 

services/web/Gruntfile.coffee

@@ -205,12 +205,12 @@ module.exports = (grunt) ->
 					modules: [
 						{
 							name: "main",
-							exclude: ["libs"]
+							exclude: ["libraries"]
 						}, {
 							name: "ide",
-							exclude: ["libs", "pdfjs-dist/build/pdf"]
-						}, {
-							name: "libs"
+							exclude: ["pdfjs-dist/build/pdf", "libraries"]
+						},{
+							name: "libraries"
 						},{
 							name: "ace/mode-latex"
 						},{

services/web/app/coffee/infrastructure/ExpressLocals.coffee

@@ -12,7 +12,7 @@ Modules = require "./Modules"
 Url = require "url"
 PackageVersions = require "./PackageVersions"
 htmlEncoder = new require("node-html-encoder").Encoder("numerical")
-fingerprints = {}
+hashedFiles = {}
 Path = require 'path'
 Features = require "./Features"
 
@@ -30,43 +30,39 @@ getFileContent = (filePath)->
 	filePath = Path.join __dirname, "../../../", "public#{filePath}"
 	exists = fs.existsSync filePath
 	if exists
-		content = fs.readFileSync filePath
+		content = fs.readFileSync filePath, "UTF-8"
 		return content
 	else
-		logger.log filePath:filePath, "file does not exist for fingerprints"
+		logger.log filePath:filePath, "file does not exist for hashing"
 		return ""
 
-logger.log "Generating file fingerprints..."
+logger.log "Generating file hashes..."
 pathList = [
-	["#{jsPath}libs/#{fineuploader}.js"]
-	["#{jsPath}libs/require.js"]
-	["#{jsPath}ide.js"]
-	["#{jsPath}main.js"]
-	["#{jsPath}libs.js"]
-	["#{jsPath}#{ace}/ace.js","#{jsPath}#{ace}/mode-latex.js","#{jsPath}#{ace}/worker-latex.js","#{jsPath}#{ace}/snippets/latex.js"]
-	["#{jsPath}libs/#{pdfjs}/pdf.js"]
-	["#{jsPath}libs/#{pdfjs}/pdf.worker.js"]
-	["#{jsPath}libs/#{pdfjs}/compatibility.js"]
-	["/stylesheets/style.css"]
-	["/stylesheets/ol-style.css"]
+	"#{jsPath}libs/require.js"
+	"#{jsPath}ide.js"
+	"#{jsPath}main.js"
+	"#{jsPath}libraries.js"
+	"/stylesheets/style.css"
+	"/stylesheets/ol-style.css"
 ]
 
-for paths in pathList
-	contentList = _.map(paths, getFileContent)
-	content = contentList.join("")
+for path in pathList
+	content = getFileContent(path)
 	hash = crypto.createHash("md5").update(content).digest("hex")
-	_.each paths, (filePath)-> 
-		logger.log "#{filePath}: #{hash}"
-		fingerprints[filePath] = hash
 	
-getFingerprint = (path) ->
-	if fingerprints[path]?
-		return fingerprints[path]
-	else
-		logger.err "No fingerprint for file: #{path}"
-		return ""
+	splitPath = path.split("/")
+	filenameSplit = splitPath.pop().split(".")
+	filenameSplit.splice(filenameSplit.length-1, 0, hash)
+	splitPath.push(filenameSplit.join("."))
 
-logger.log "Finished generating file fingerprints"
+	hashPath = splitPath.join("/")
+	hashedFiles[path] = hashPath
+
+	fsHashPath = Path.join __dirname, "../../../", "public#{hashPath}"
+	fs.writeFileSync(fsHashPath, content)
+
+
+logger.log "Finished hashing static content"
 
 cdnAvailable = Settings.cdn?.web?.host?
 darkCdnAvailable = Settings.cdn?.web?.darkHost?
@@ -120,29 +116,35 @@ module.exports = (app, webRouter, privateApiRouter, publicApiRouter)->
 		res.locals.fullJsPath = Url.resolve(staticFilesBase, jsPath)
 		res.locals.lib = PackageVersions.lib
 
+
+
 		res.locals.buildJsPath = (jsFile, opts = {})->
 			path = Path.join(jsPath, jsFile)
 
-			doFingerPrint = opts.fingerprint != false
+			if opts.hashedPath
+				path = hashedFiles[path]
 
 			if !opts.qs?
 				opts.qs = {}
 
-			if !opts.qs?.fingerprint? and doFingerPrint
-				opts.qs.fingerprint = getFingerprint(path)
-
 			if opts.cdn != false
 				path = Url.resolve(staticFilesBase, path)
 
 			qs = querystring.stringify(opts.qs)
 
+			if opts.removeExtension == true
+				path = path.slice(0,-3)
+				
 			if qs? and qs.length > 0
 				path = path + "?" + qs
 			return path
 
-		res.locals.buildCssPath = (cssFile)->
+		res.locals.buildCssPath = (cssFile, opts)->
 			path = Path.join("/stylesheets/", cssFile)
-			return Url.resolve(staticFilesBase, path) + "?fingerprint=" + getFingerprint(path)
+			if opts?.hashedPath
+				hashedPath = hashedFiles[path]
+				return Url.resolve(staticFilesBase, hashedPath)
+			return Url.resolve(staticFilesBase, path)
 
 		res.locals.buildImgPath = (imgFile)->
 			path = Path.join("/img/", imgFile)
@@ -227,10 +229,6 @@ module.exports = (app, webRouter, privateApiRouter, publicApiRouter)->
 			return req.query?[field]
 		next()
 
-	webRouter.use (req, res, next)->
-		res.locals.fingerprint = getFingerprint
-		next()
-
 	webRouter.use (req, res, next)->
 		res.locals.formatPrice = SubscriptionFormatters.formatPrice
 		next()

services/web/app/views/layout.pug

@@ -23,7 +23,7 @@ html(itemscope, itemtype='http://schema.org/Product')
 		link(rel="apple-touch-icon-precomposed", href="/" + settings.brandPrefix + "apple-touch-icon-precomposed.png")
 		link(rel="mask-icon", href="/" + settings.brandPrefix + "mask-favicon.svg", color="#a93529")
 			
-		link(rel='stylesheet', href=buildCssPath("/" + settings.brandPrefix + "style.css"))
+		link(rel='stylesheet', href=buildCssPath("/" + settings.brandPrefix + "style.css", {hashedPath:true}))
 
 		block _headLinks
 
@@ -57,7 +57,7 @@ html(itemscope, itemtype='http://schema.org/Product')
 		script(type="text/javascript").
 			window.csrfToken = "#{csrfToken}";
 			
-		script(src=buildJsPath("libs/jquery-1.11.1.min.js", {fingerprint:false}))
+		script(src=buildJsPath("libs/jquery-1.11.1.min.js"))
 		script(type="text/javascript").
 			var noCdnKey = "nocdn=true"
 			var cdnBlocked = typeof jQuery === 'undefined'
@@ -68,7 +68,7 @@ html(itemscope, itemtype='http://schema.org/Product')
 
 		block scripts
 
-		script(src=buildJsPath("libs/angular-1.6.4.min.js", {fingerprint:false}))
+		script(src=buildJsPath("libs/angular-1.6.4.min.js"))
 
 		script.
 			window.sharelatex = {
@@ -142,9 +142,10 @@ html(itemscope, itemtype='http://schema.org/Product')
 				window.requirejs = {
 					"paths" : {
 						"moment": "libs/#{lib('moment')}",
-						"fineuploader": "libs/#{lib('fineuploader')}"
+						"fineuploader": "libs/#{lib('fineuploader')}",
+						"main": "#{buildJsPath('main.js', {hashedPath:settings.useMinifiedJs, removeExtension:true})}",
+						"libraries": "#{buildJsPath('libraries.js', {hashedPath:settings.useMinifiedJs, removeExtension:true})}",
 					},
-					"urlArgs": "fingerprint=#{fingerprint(jsPath + 'main.js')}-#{fingerprint(jsPath + 'libs.js')}",
 					"config":{
 						"moment":{
 							"noGlobal": true
@@ -152,9 +153,9 @@ html(itemscope, itemtype='http://schema.org/Product')
 					}
 				};
 			script(
-				data-main=buildJsPath('main.js', {fingerprint:false}),
+				data-main=buildJsPath('main.js', {hashedPath:false}),
 				baseurl=fullJsPath,
-				src=buildJsPath('libs/require.js')
+				src=buildJsPath('libs/require.js', {hashedPath:true})
 			)
 
 		include contact-us-modal

services/web/app/views/project/editor.pug

@@ -98,9 +98,9 @@ block requirejs
 	script(type="text/javascript" src='/socket.io/socket.io.js')
 
 	//- don't use cdn for workers
-	- var aceWorkerPath = buildJsPath(lib('ace'), {cdn:false,fingerprint:false})
-	- var pdfWorkerPath = buildJsPath('/libs/' + lib('pdfjs') + '/pdf.worker', {cdn:false,fingerprint:false})
-	- var pdfCMapsPath = buildJsPath('/libs/' + lib('pdfjs') + '/bcmaps/', {cdn:false,fingerprint:false})
+	- var aceWorkerPath = buildJsPath(lib('ace'), {cdn:false})
+	- var pdfWorkerPath = buildJsPath('/libs/' + lib('pdfjs') + '/pdf.worker', {cdn:false})
+	- var pdfCMapsPath = buildJsPath('/libs/' + lib('pdfjs') + '/bcmaps/', {cdn:false})
 
 	//- We need to do .replace(/\//g, '\\/') do that '</script>' -> '<\/script>'
 	//- and doesn't prematurely end the script tag.
@@ -126,14 +126,15 @@ block requirejs
 		window.wikiEnabled = #{!!(settings.apis.wiki && settings.apis.wiki.url)};
 		window.requirejs = {
 			"paths" : {
-				"mathjax": "#{buildJsPath('/libs/mathjax/MathJax.js', {cdn:false, fingerprint:false, qs:{config:'TeX-AMS_HTML'}})}",
+				"mathjax": "#{buildJsPath('/libs/mathjax/MathJax.js', {cdn:false, qs:{config:'TeX-AMS_HTML'}})}",
 				"moment": "libs/#{lib('moment')}",
 				"pdfjs-dist/build/pdf": "libs/#{lib('pdfjs')}/pdf",
 				"pdfjs-dist/build/pdf.worker": "#{pdfWorkerPath}",
 				"ace": "#{lib('ace')}",
-				"fineuploader": "libs/#{lib('fineuploader')}"
+				"fineuploader": "libs/#{lib('fineuploader')}",
+				"ide": "#{buildJsPath('ide.js', {hashedPath:settings.useMinifiedJs, removeExtension:true})}",
+				"libraries": "#{buildJsPath('libraries.js', {hashedPath:settings.useMinifiedJs, removeExtension:true})}",
 			},
-			"urlArgs" : "fingerprint=#{fingerprint(jsPath + 'ide.js')}-#{fingerprint(jsPath + 'libs.js')}",
 			"waitSeconds": 0,
 			"shim": {
 				"pdfjs-dist/build/pdf": {
@@ -155,14 +156,13 @@ block requirejs
 				}
 			}
 		};
-		window.aceFingerprint = "#{fingerprint(jsPath + lib('ace') + '/ace.js')}"
 		window.aceWorkerPath = "#{aceWorkerPath}";
 		window.pdfCMapsPath = "#{pdfCMapsPath}"
 		window.uiConfig = JSON.parse('!{JSON.stringify(uiConfig).replace(/\//g, "\\/")}');
 
 	script(
-		data-main=buildJsPath("ide.js", {fingerprint:false}),
+		data-main=buildJsPath("ide.js", {hashedPath:false}),
 		baseurl=fullJsPath,
-		data-ace-base=buildJsPath(lib('ace'), {fingerprint:false}),
-		src=buildJsPath('libs/require.js')
+		data-ace-base=buildJsPath(lib('ace')),
+		src=buildJsPath('libs/require.js', {hashedPath:true})
 	)

services/web/public/coffee/base.coffee

@@ -1,5 +1,5 @@
 define [
-	"libs"
+	"libraries"
 	"modules/recursionHelper"
 	"modules/errorCatcher"
 	"modules/localStorage"

services/web/public/coffee/ide/editor/directives/aceEditor.coffee

@@ -33,7 +33,7 @@ define [
 	if !ace.config._moduleUrl?
 		ace.config._moduleUrl = ace.config.moduleUrl
 		ace.config.moduleUrl = (args...) ->
-			url = ace.config._moduleUrl(args...) + "?fingerprint=#{window.aceFingerprint}"
+			url = ace.config._moduleUrl(args...)
 			return url
 
 	App.directive "aceEditor", ($timeout, $compile, $rootScope, event_tracking, localStorage, $cacheFactory, metadata, graphics, preamble, files, $http, $q) ->

services/web/public/coffee/utils/underscore.coffee

@@ -1,5 +1,5 @@
 define [
-	"libs"
+	"libraries"
 ], () ->
 	angular.module('underscore', []).factory '_', ->
 		return window._