Move all sources under atom/.

atom/browser/lib/init.coffee

@@ -0,0 +1,80 @@
+fs   = require 'fs'
+path = require 'path'
+util = require 'util'
+
+# Expose information of current process.
+process.__atom_type = 'browser'
+process.resourcesPath = path.resolve process.argv[1], '..', '..', '..'
+
+# We modified the original process.argv to let node.js load the atom.js,
+# we need to restore it here.
+process.argv.splice 1, 1
+
+# Pick out switches appended by atom-shell.
+startMark = process.argv.indexOf '--atom-shell-switches-start'
+endMark = process.argv.indexOf '--atom-shell-switches-end'
+process.execArgv = process.argv.splice startMark, endMark - startMark + 1
+
+# Add browser/api/lib to require's search paths,
+# which contains javascript part of Atom's built-in libraries.
+globalPaths = require('module').globalPaths
+globalPaths.push path.join process.resourcesPath, 'browser', 'api', 'lib'
+
+# Do loading in next tick since we still need some initialize work before
+# native bindings can work.
+setImmediate ->
+  # Import common settings.
+  require path.resolve(__dirname, '..', '..', 'common', 'lib', 'init.js')
+
+  if process.platform is 'win32'
+    # Redirect node's console to use our own implementations, since node can not
+    # handle console output when running as GUI program.
+    print = (args...) ->
+      process.log util.format(args...)
+    console.log = console.error = console.warn = print
+    process.stdout.write = process.stderr.write = print
+
+    # Always returns EOF for stdin stream.
+    Readable = require('stream').Readable
+    stdin = new Readable
+    stdin.push null
+    process.__defineGetter__ 'stdin', -> stdin
+
+  # Don't quit on fatal error.
+  process.on 'uncaughtException', (error) ->
+    # Show error in GUI.
+    message = error.stack ? "#{error.name}: #{error.message}"
+    require('dialog').showMessageBox
+      type: 'warning'
+      title: 'An javascript error occured in the browser'
+      message: 'uncaughtException'
+      detail: message
+      buttons: ['OK']
+
+  # Load the RPC server.
+  require './rpc-server.js'
+
+  # Now we try to load app's package.json.
+  packageJson = null
+
+  packagePath = path.join process.resourcesPath, 'app'
+  try
+    # First we try to load process.resourcesPath/app
+    packageJson = JSON.parse(fs.readFileSync(path.join(packagePath, 'package.json')))
+  catch error
+    # If not found then we load browser/default_app
+    packagePath = path.join process.resourcesPath, 'browser', 'default_app'
+    packageJson = JSON.parse(fs.readFileSync(path.join(packagePath, 'package.json')))
+
+  # Set application's version.
+  app = require 'app'
+  app.setVersion packageJson.version if packageJson.version?
+
+  # Set application's name.
+  if packageJson.productName?
+    app.setName packageJson.productName
+  else if packageJson.name?
+    app.setName packageJson.name
+
+  # Finally load app's main.js and transfer control to C++.
+  require path.join(packagePath, packageJson.main)

atom/browser/lib/objects-registry.coffee

@@ -0,0 +1,84 @@
+EventEmitter = require('events').EventEmitter
+IDWeakMap = require 'id-weak-map'
+v8Util = process.atomBinding 'v8_util'
+
+# Class to reference all objects.
+class ObjectsStore
+  @stores = {}
+
+  constructor: ->
+    @nextId = 0
+    @objects = []
+
+  getNextId: ->
+    ++@nextId
+
+  add: (obj) ->
+    id = @getNextId()
+    @objects[id] = obj
+    id
+
+  has: (id) ->
+    @objects[id]?
+
+  remove: (id) ->
+    throw new Error("Invalid key #{id} for ObjectsStore") unless @has id
+    delete @objects[id]
+
+  get: (id) ->
+    throw new Error("Invalid key #{id} for ObjectsStore") unless @has id
+    @objects[id]
+
+  @forRenderView: (processId, routingId) ->
+    key = "#{processId}_#{routingId}"
+    @stores[key] = new ObjectsStore unless @stores[key]?
+    @stores[key]
+
+  @releaseForRenderView: (processId, routingId) ->
+    key = "#{processId}_#{routingId}"
+    delete @stores[key]
+
+class ObjectsRegistry extends EventEmitter
+  constructor: ->
+    @setMaxListeners Number.MAX_VALUE
+
+    # Objects in weak map will be not referenced (so we won't leak memory), and
+    # every object created in browser will have a unique id in weak map.
+    @objectsWeakMap = new IDWeakMap
+    @objectsWeakMap.add = (obj) ->
+      id = IDWeakMap::add.call this, obj
+      v8Util.setHiddenValue obj, 'atomId', id
+      id
+
+  # Register a new object, the object would be kept referenced until you release
+  # it explicitly.
+  add: (processId, routingId, obj) ->
+    # Some native objects may already been added to objectsWeakMap, be care not
+    # to add it twice.
+    @objectsWeakMap.add obj unless v8Util.getHiddenValue obj, 'atomId'
+    id = v8Util.getHiddenValue obj, 'atomId'
+
+    # Store and reference the object, then return the storeId which points to
+    # where the object is stored. The caller can later dereference the object
+    # with the storeId.
+    # We use a difference key because the same object can be referenced for
+    # multiple times by the same renderer view.
+    store = ObjectsStore.forRenderView processId, routingId
+    storeId = store.add obj
+
+    [id, storeId]
+
+  # Get an object according to its id.
+  get: (id) ->
+    @objectsWeakMap.get id
+
+  # Remove an object according to its storeId.
+  remove: (processId, routingId, storeId) ->
+    ObjectsStore.forRenderView(processId, routingId).remove storeId
+
+  # Clear all references to objects from renderer view.
+  clear: (processId, routingId) ->
+    @emit "release-renderer-view-#{processId}-#{routingId}"
+    ObjectsStore.releaseForRenderView processId, routingId
+
+module.exports = new ObjectsRegistry

atom/browser/lib/rpc-server.coffee

@@ -0,0 +1,158 @@
+ipc = require 'ipc'
+path = require 'path'
+objectsRegistry = require './objects-registry.js'
+v8Util = process.atomBinding 'v8_util'
+
+# Convert a real value into meta data.
+valueToMeta = (processId, routingId, value) ->
+  meta = type: typeof value
+
+  meta.type = 'value' if value is null
+  meta.type = 'array' if Array.isArray value
+
+  # Treat the arguments object as array.
+  meta.type = 'array' if meta.type is 'object' and value.callee? and value.length?
+
+  if meta.type is 'array'
+    meta.members = []
+    meta.members.push valueToMeta(processId, routingId, el) for el in value
+  else if meta.type is 'object' or meta.type is 'function'
+    meta.name = value.constructor.name
+
+    # Reference the original value if it's an object, because when it's
+    # passed to renderer we would assume the renderer keeps a reference of
+    # it.
+    [meta.id, meta.storeId] = objectsRegistry.add processId, routingId, value
+
+    meta.members = []
+    meta.members.push {name: prop, type: typeof field} for prop, field of value
+  else
+    meta.type = 'value'
+    meta.value = value
+
+  meta
+
+# Convert Error into meta data.
+errorToMeta = (error) ->
+  type: 'error', message: error.message, stack: (error.stack || error)
+
+# Convert array of meta data from renderer into array of real values.
+unwrapArgs = (processId, routingId, args) ->
+  metaToValue = (meta) ->
+    switch meta.type
+      when 'value' then meta.value
+      when 'remote-object' then objectsRegistry.get meta.id
+      when 'array' then unwrapArgs processId, routingId, meta.value
+      when 'object'
+        ret = v8Util.createObjectWithName meta.name
+        for member in meta.members
+          ret[member.name] = metaToValue(member.value)
+        ret
+      when 'function-with-return-value'
+        returnValue = metaToValue meta.value
+        -> returnValue
+      when 'function'
+        rendererReleased = false
+        objectsRegistry.once "release-renderer-view-#{processId}-#{routingId}", ->
+          rendererReleased = true
+
+        ret = ->
+          throw new Error('Calling a callback of released renderer view') if rendererReleased
+          ipc.sendChannel processId, routingId, 'ATOM_RENDERER_CALLBACK', meta.id, valueToMeta(processId, routingId, arguments)
+        v8Util.setDestructor ret, ->
+          return if rendererReleased
+          ipc.sendChannel processId, routingId, 'ATOM_RENDERER_RELEASE_CALLBACK', meta.id
+        ret
+      else throw new TypeError("Unknown type: #{meta.type}")
+
+  args.map metaToValue
+
+# Call a function and send reply asynchronously if it's a an asynchronous
+# style function and the caller didn't pass a callback.
+callFunction = (event, processId, routingId, func, caller, args) ->
+  if v8Util.getHiddenValue(func, 'asynchronous') and typeof args[args.length - 1] isnt 'function'
+    args.push (ret) ->
+      event.returnValue = valueToMeta processId, routingId, ret
+    func.apply caller, args
+  else
+    ret = func.apply caller, args
+    event.returnValue = valueToMeta processId, routingId, ret
+
+# Send by BrowserWindow when its render view is deleted.
+process.on 'ATOM_BROWSER_RELEASE_RENDER_VIEW', (processId, routingId) ->
+  objectsRegistry.clear processId, routingId
+
+ipc.on 'ATOM_BROWSER_REQUIRE', (event, processId, routingId, module) ->
+  try
+    event.returnValue = valueToMeta processId, routingId, require(module)
+  catch e
+    event.returnValue = errorToMeta e
+
+ipc.on 'ATOM_BROWSER_GLOBAL', (event, processId, routingId, name) ->
+  try
+    event.returnValue = valueToMeta processId, routingId, global[name]
+  catch e
+    event.returnValue = errorToMeta e
+
+ipc.on 'ATOM_BROWSER_CURRENT_WINDOW', (event, processId, routingId) ->
+  try
+    BrowserWindow = require 'browser-window'
+    window = BrowserWindow.fromProcessIdAndRoutingId processId, routingId
+    event.returnValue = valueToMeta processId, routingId, window
+  catch e
+    event.returnValue = errorToMeta e
+
+ipc.on 'ATOM_BROWSER_CONSTRUCTOR', (event, processId, routingId, id, args) ->
+  try
+    args = unwrapArgs processId, routingId, args
+    constructor = objectsRegistry.get id
+    # Call new with array of arguments.
+    # http://stackoverflow.com/questions/1606797/use-of-apply-with-new-operator-is-this-possible
+    obj = new (Function::bind.apply(constructor, [null].concat(args)))
+    event.returnValue = valueToMeta processId, routingId, obj
+  catch e
+    event.returnValue = errorToMeta e
+
+ipc.on 'ATOM_BROWSER_FUNCTION_CALL', (event, processId, routingId, id, args) ->
+  try
+    args = unwrapArgs processId, routingId, args
+    func = objectsRegistry.get id
+    callFunction event, processId, routingId, func, global, args
+  catch e
+    event.returnValue = errorToMeta e
+
+ipc.on 'ATOM_BROWSER_MEMBER_CONSTRUCTOR', (event, processId, routingId, id, method, args) ->
+  try
+    args = unwrapArgs processId, routingId, args
+    constructor = objectsRegistry.get(id)[method]
+    # Call new with array of arguments.
+    obj = new (Function::bind.apply(constructor, [null].concat(args)))
+    event.returnValue = valueToMeta processId, routingId, obj
+  catch e
+    event.returnValue = errorToMeta e
+
+ipc.on 'ATOM_BROWSER_MEMBER_CALL', (event, processId, routingId, id, method, args) ->
+  try
+    args = unwrapArgs processId, routingId, args
+    obj = objectsRegistry.get id
+    callFunction event, processId, routingId, obj[method], obj, args
+  catch e
+    event.returnValue = errorToMeta e
+
+ipc.on 'ATOM_BROWSER_MEMBER_SET', (event, processId, routingId, id, name, value) ->
+  try
+    obj = objectsRegistry.get id
+    obj[name] = value
+    event.returnValue = null
+  catch e
+    event.returnValue = errorToMeta e
+
+ipc.on 'ATOM_BROWSER_MEMBER_GET', (event, processId, routingId, id, name) ->
+  try
+    obj = objectsRegistry.get id
+    event.returnValue = valueToMeta processId, routingId, obj[name]
+  catch e
+    event.returnValue = errorToMeta e
+
+ipc.on 'ATOM_BROWSER_DEREFERENCE', (processId, routingId, storeId) ->
+  objectsRegistry.remove processId, routingId, storeId