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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Custom binding for the pageCapture API. | 5 // Custom binding for the pageCapture API. |
6 | 6 |
7 var binding = require('binding').Binding.create('pageCapture'); | 7 var binding = require('binding').Binding.create('pageCapture'); |
8 | 8 |
| 9 var handleUncaughtException = require('uncaught_exception_handler').handle; |
9 var pageCaptureNatives = requireNative('page_capture'); | 10 var pageCaptureNatives = requireNative('page_capture'); |
10 var CreateBlob = pageCaptureNatives.CreateBlob; | 11 var CreateBlob = pageCaptureNatives.CreateBlob; |
11 var SendResponseAck = pageCaptureNatives.SendResponseAck; | 12 var SendResponseAck = pageCaptureNatives.SendResponseAck; |
12 | 13 |
13 binding.registerCustomHook(function(bindingsAPI) { | 14 binding.registerCustomHook(function(bindingsAPI) { |
14 var apiFunctions = bindingsAPI.apiFunctions; | 15 var apiFunctions = bindingsAPI.apiFunctions; |
15 | 16 |
16 apiFunctions.setCustomCallback('saveAsMHTML', | 17 apiFunctions.setCustomCallback('saveAsMHTML', |
17 function(name, request, response) { | 18 function(name, request, response) { |
18 var path = response.mhtmlFilePath; | 19 var callback = request.callback; |
19 var size = response.mhtmlFileLength; | 20 request.callback = null; |
| 21 if (response) |
| 22 response = CreateBlob(response.mhtmlFilePath, response.mhtmlFileLength); |
20 | 23 |
21 if (request.callback) | 24 try { |
22 request.callback(CreateBlob(path, size)); | 25 callback(response); |
23 request.callback = null; | 26 } catch (e) { |
24 | 27 var message = "Error in chrome.pageCapture.saveAsMHTML callback: " + e; |
25 // Notify the browser. Now that the blob is referenced from JavaScript, | 28 if (request.stack) |
26 // the browser can drop its reference to it. | 29 message += "\n" + request.stack; |
27 SendResponseAck(request.id); | 30 handleUncaughtException(message, e); |
| 31 } finally { |
| 32 // Notify the browser. Now that the blob is referenced from JavaScript, |
| 33 // the browser can drop its reference to it. |
| 34 SendResponseAck(request.id); |
| 35 } |
28 }); | 36 }); |
29 }); | 37 }); |
30 | 38 |
31 exports.binding = binding.generate(); | 39 exports.binding = binding.generate(); |
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