Use node's Environment feature to add "require" in renderer.

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