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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 #include "chrome/browser/ui/webui/print_preview/extension_printer_handler.h" | 5 #include "chrome/browser/ui/webui/print_preview/extension_printer_handler.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/bind.h" | 9 #include "base/bind.h" |
10 #include "base/callback.h" | 10 #include "base/callback.h" |
11 #include "base/files/file.h" | 11 #include "base/files/file.h" |
12 #include "base/files/file_path.h" | 12 #include "base/files/file_path.h" |
13 #include "base/files/file_util.h" | 13 #include "base/files/file_util.h" |
14 #include "base/location.h" | 14 #include "base/location.h" |
15 #include "base/memory/ref_counted.h" | 15 #include "base/memory/ref_counted.h" |
16 #include "base/memory/ref_counted_memory.h" | 16 #include "base/memory/ref_counted_memory.h" |
17 #include "base/task_runner_util.h" | 17 #include "base/task_runner_util.h" |
18 #include "chrome/browser/local_discovery/pwg_raster_converter.h" | 18 #include "chrome/browser/local_discovery/pwg_raster_converter.h" |
19 #include "components/cloud_devices/common/cloud_device_description.h" | 19 #include "components/cloud_devices/common/cloud_device_description.h" |
20 #include "components/cloud_devices/common/printer_description.h" | 20 #include "components/cloud_devices/common/printer_description.h" |
21 #include "device/core/device_client.h" | |
22 #include "device/usb/usb_device.h" | |
23 #include "device/usb/usb_service.h" | |
24 #include "extensions/browser/api/device_permissions_manager.h" | |
21 #include "extensions/browser/api/printer_provider/printer_provider_api.h" | 25 #include "extensions/browser/api/printer_provider/printer_provider_api.h" |
22 #include "extensions/browser/api/printer_provider/printer_provider_api_factory.h " | 26 #include "extensions/browser/api/printer_provider/printer_provider_api_factory.h " |
23 #include "extensions/browser/api/printer_provider/printer_provider_print_job.h" | 27 #include "extensions/browser/api/printer_provider/printer_provider_print_job.h" |
28 #include "extensions/browser/extension_registry.h" | |
29 #include "extensions/common/api/printer_provider/usb_printer_manifest_data.h" | |
30 #include "extensions/common/permissions/permissions_data.h" | |
31 #include "extensions/common/permissions/usb_device_permission.h" | |
32 #include "extensions/common/permissions/usb_device_permission_data.h" | |
33 #include "extensions/common/value_builder.h" | |
24 #include "printing/pdf_render_settings.h" | 34 #include "printing/pdf_render_settings.h" |
25 #include "printing/pwg_raster_settings.h" | 35 #include "printing/pwg_raster_settings.h" |
26 | 36 |
37 using device::UsbDevice; | |
38 using extensions::DevicePermissionsManager; | |
39 using extensions::DictionaryBuilder; | |
40 using extensions::Extension; | |
41 using extensions::ExtensionRegistry; | |
42 using extensions::ListBuilder; | |
43 using extensions::UsbPrinterManifestData; | |
27 using local_discovery::PWGRasterConverter; | 44 using local_discovery::PWGRasterConverter; |
28 | 45 |
29 namespace { | 46 namespace { |
30 | 47 |
31 const char kContentTypePdf[] = "application/pdf"; | 48 const char kContentTypePdf[] = "application/pdf"; |
32 const char kContentTypePWGRaster[] = "image/pwg-raster"; | 49 const char kContentTypePWGRaster[] = "image/pwg-raster"; |
33 const char kContentTypeAll[] = "*/*"; | 50 const char kContentTypeAll[] = "*/*"; |
34 | 51 |
35 const char kInvalidDataPrintError[] = "INVALID_DATA"; | 52 const char kInvalidDataPrintError[] = "INVALID_DATA"; |
36 const char kInvalidTicketPrintError[] = "INVALID_TICKET"; | 53 const char kInvalidTicketPrintError[] = "INVALID_TICKET"; |
(...skipping 22 matching lines...) Expand all Loading... | |
59 return; | 76 return; |
60 } | 77 } |
61 | 78 |
62 base::PostTaskAndReplyWithResult( | 79 base::PostTaskAndReplyWithResult( |
63 slow_task_runner.get(), FROM_HERE, | 80 slow_task_runner.get(), FROM_HERE, |
64 base::Bind(&UpdateJobFileInfoOnWorkerThread, pwg_file_path, | 81 base::Bind(&UpdateJobFileInfoOnWorkerThread, pwg_file_path, |
65 base::Passed(&job)), | 82 base::Passed(&job)), |
66 callback); | 83 callback); |
67 } | 84 } |
68 | 85 |
86 bool HasUsbPrinterProviderPermissions(const Extension* extension) { | |
87 return extension->permissions_data() && | |
88 extension->permissions_data()->HasAPIPermission( | |
89 extensions::APIPermission::kPrinterProvider) && | |
90 extension->permissions_data()->HasAPIPermission( | |
91 extensions::APIPermission::kUsb); | |
92 } | |
93 | |
69 } // namespace | 94 } // namespace |
70 | 95 |
71 ExtensionPrinterHandler::ExtensionPrinterHandler( | 96 ExtensionPrinterHandler::ExtensionPrinterHandler( |
72 content::BrowserContext* browser_context, | 97 content::BrowserContext* browser_context, |
73 const scoped_refptr<base::TaskRunner>& slow_task_runner) | 98 const scoped_refptr<base::TaskRunner>& slow_task_runner) |
74 : browser_context_(browser_context), | 99 : browser_context_(browser_context), |
75 slow_task_runner_(slow_task_runner), | 100 slow_task_runner_(slow_task_runner), |
76 weak_ptr_factory_(this) { | 101 weak_ptr_factory_(this) { |
77 } | 102 } |
78 | 103 |
79 ExtensionPrinterHandler::~ExtensionPrinterHandler() { | 104 ExtensionPrinterHandler::~ExtensionPrinterHandler() { |
80 } | 105 } |
81 | 106 |
82 void ExtensionPrinterHandler::Reset() { | 107 void ExtensionPrinterHandler::Reset() { |
83 // TODO(tbarzic): Keep track of pending request ids issued by |this| and | 108 // TODO(tbarzic): Keep track of pending request ids issued by |this| and |
84 // cancel them from here. | 109 // cancel them from here. |
110 pending_enumeration_count_ = 0; | |
85 weak_ptr_factory_.InvalidateWeakPtrs(); | 111 weak_ptr_factory_.InvalidateWeakPtrs(); |
86 } | 112 } |
87 | 113 |
88 void ExtensionPrinterHandler::StartGetPrinters( | 114 void ExtensionPrinterHandler::StartGetPrinters( |
89 const PrinterHandler::GetPrintersCallback& callback) { | 115 const PrinterHandler::GetPrintersCallback& callback) { |
116 // Assume that there can only be one printer enumeration occuring at once. | |
Vitaly Buka (NO REVIEWS)
2015/05/28 22:50:55
Do we have code outside that guaranty that this wi
Reilly Grant (use Gerrit)
2015/05/28 23:04:50
At the PrinterProviderAPI layer we support multipl
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117 DCHECK(pending_enumeration_count_ == 0); | |
Vitaly Buka (NO REVIEWS)
2015/05/28 22:50:55
DCHECK_EQ
Reilly Grant (use Gerrit)
2015/05/28 23:04:50
Done.
| |
118 pending_enumeration_count_ = 1; | |
tbarzic
2015/05/28 21:57:43
nit: Put this next to call to DispatchGetPrintersR
Reilly Grant (use Gerrit)
2015/05/28 22:16:48
This has to happen before we start the USB enumera
| |
119 | |
120 bool extension_supports_usb_printers = false; | |
121 ExtensionRegistry* registry = ExtensionRegistry::Get(browser_context_); | |
122 for (const auto& extension : registry->enabled_extensions()) { | |
123 if (UsbPrinterManifestData::Get(extension.get()) && | |
124 HasUsbPrinterProviderPermissions(extension.get())) { | |
125 extension_supports_usb_printers = true; | |
126 break; | |
127 } | |
128 } | |
129 | |
130 if (extension_supports_usb_printers) { | |
131 device::UsbService* service = device::DeviceClient::Get()->GetUsbService(); | |
132 DCHECK(service); | |
Vitaly Buka (NO REVIEWS)
2015/05/28 22:50:54
We don't set DCHECKs before deference
It will cras
Reilly Grant (use Gerrit)
2015/05/28 23:04:50
Done.
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133 pending_enumeration_count_++; | |
134 service->GetDevices( | |
135 base::Bind(&ExtensionPrinterHandler::OnUsbDevicesEnumerated, | |
136 weak_ptr_factory_.GetWeakPtr(), callback)); | |
137 } | |
138 | |
90 extensions::PrinterProviderAPIFactory::GetInstance() | 139 extensions::PrinterProviderAPIFactory::GetInstance() |
91 ->GetForBrowserContext(browser_context_) | 140 ->GetForBrowserContext(browser_context_) |
92 ->DispatchGetPrintersRequested( | 141 ->DispatchGetPrintersRequested( |
93 base::Bind(&ExtensionPrinterHandler::WrapGetPrintersCallback, | 142 base::Bind(&ExtensionPrinterHandler::WrapGetPrintersCallback, |
94 weak_ptr_factory_.GetWeakPtr(), callback)); | 143 weak_ptr_factory_.GetWeakPtr(), callback)); |
95 } | 144 } |
96 | 145 |
97 void ExtensionPrinterHandler::StartGetCapability( | 146 void ExtensionPrinterHandler::StartGetCapability( |
98 const std::string& destination_id, | 147 const std::string& destination_id, |
99 const PrinterHandler::GetCapabilityCallback& callback) { | 148 const PrinterHandler::GetCapabilityCallback& callback) { |
(...skipping 85 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
185 ->GetForBrowserContext(browser_context_) | 234 ->GetForBrowserContext(browser_context_) |
186 ->DispatchPrintRequested( | 235 ->DispatchPrintRequested( |
187 *print_job, base::Bind(&ExtensionPrinterHandler::WrapPrintCallback, | 236 *print_job, base::Bind(&ExtensionPrinterHandler::WrapPrintCallback, |
188 weak_ptr_factory_.GetWeakPtr(), callback)); | 237 weak_ptr_factory_.GetWeakPtr(), callback)); |
189 } | 238 } |
190 | 239 |
191 void ExtensionPrinterHandler::WrapGetPrintersCallback( | 240 void ExtensionPrinterHandler::WrapGetPrintersCallback( |
192 const PrinterHandler::GetPrintersCallback& callback, | 241 const PrinterHandler::GetPrintersCallback& callback, |
193 const base::ListValue& printers, | 242 const base::ListValue& printers, |
194 bool done) { | 243 bool done) { |
195 callback.Run(printers, done); | 244 DCHECK(pending_enumeration_count_ > 0); |
Vitaly Buka (NO REVIEWS)
2015/05/28 22:50:54
DCHECK_GT
Reilly Grant (use Gerrit)
2015/05/28 23:04:50
Done.
| |
245 if (done) { | |
tbarzic
2015/05/28 21:57:43
no {}
Reilly Grant (use Gerrit)
2015/05/28 22:16:49
Done.
| |
246 pending_enumeration_count_--; | |
247 } | |
248 callback.Run(printers, pending_enumeration_count_ == 0); | |
196 } | 249 } |
197 | 250 |
198 void ExtensionPrinterHandler::WrapGetCapabilityCallback( | 251 void ExtensionPrinterHandler::WrapGetCapabilityCallback( |
199 const PrinterHandler::GetCapabilityCallback& callback, | 252 const PrinterHandler::GetCapabilityCallback& callback, |
200 const std::string& destination_id, | 253 const std::string& destination_id, |
201 const base::DictionaryValue& capability) { | 254 const base::DictionaryValue& capability) { |
202 callback.Run(destination_id, capability); | 255 callback.Run(destination_id, capability); |
203 } | 256 } |
204 | 257 |
205 void ExtensionPrinterHandler::WrapPrintCallback( | 258 void ExtensionPrinterHandler::WrapPrintCallback( |
206 const PrinterHandler::PrintCallback& callback, | 259 const PrinterHandler::PrintCallback& callback, |
207 bool success, | 260 bool success, |
208 const std::string& status) { | 261 const std::string& status) { |
209 callback.Run(success, status); | 262 callback.Run(success, status); |
210 } | 263 } |
264 | |
265 void ExtensionPrinterHandler::OnUsbDevicesEnumerated( | |
266 const PrinterHandler::GetPrintersCallback& callback, | |
267 const std::vector<scoped_refptr<UsbDevice>>& devices) { | |
268 ExtensionRegistry* registry = ExtensionRegistry::Get(browser_context_); | |
269 DevicePermissionsManager* permissions_manager = | |
270 DevicePermissionsManager::Get(browser_context_); | |
271 | |
272 ListBuilder printer_list; | |
273 | |
274 for (const auto& extension : registry->enabled_extensions()) { | |
275 const UsbPrinterManifestData* manifest_data = | |
276 UsbPrinterManifestData::Get(extension.get()); | |
277 const extensions::DevicePermissions* device_permissions = | |
278 permissions_manager->GetForExtension(extension->id()); | |
Vitaly Buka (NO REVIEWS)
2015/05/28 22:50:55
You can put device_permissions declaration after !
Reilly Grant (use Gerrit)
2015/05/28 23:04:49
Done.
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279 | |
280 if (!manifest_data || !HasUsbPrinterProviderPermissions(extension.get())) { | |
tbarzic
2015/05/28 21:57:43
no { }
Reilly Grant (use Gerrit)
2015/05/28 22:16:49
Done.
| |
281 continue; | |
282 } | |
283 | |
284 for (const auto& device : devices) { | |
285 if (manifest_data->SupportsDevice(device)) { | |
286 extensions::UsbDevicePermission::CheckParam param( | |
287 device->vendor_id(), device->product_id(), | |
288 extensions::UsbDevicePermissionData::UNSPECIFIED_INTERFACE); | |
289 if (device_permissions->FindUsbDeviceEntry(device) || | |
290 extension->permissions_data()->CheckAPIPermissionWithParam( | |
291 extensions::APIPermission::kUsbDevice, ¶m)) { | |
292 // Skip devices the extension already has permission to access. | |
293 continue; | |
294 } | |
295 | |
296 printer_list.Append( | |
297 DictionaryBuilder() | |
298 .Set("id", base::StringPrintf("provisional-usb:%s:%u", | |
299 extension->id().c_str(), | |
300 device->unique_id())) | |
301 .Set("name", | |
302 DevicePermissionsManager::GetPermissionMessage( | |
303 device->vendor_id(), device->product_id(), | |
304 device->manufacturer_string(), | |
305 device->product_string(), base::string16(), false)) | |
306 .Set("extensionId", extension->id()) | |
307 .Set("extensionName", extension->name()) | |
308 .Set("provisional", true)); | |
309 } | |
310 } | |
311 } | |
312 | |
313 DCHECK(pending_enumeration_count_ > 0); | |
Vitaly Buka (NO REVIEWS)
2015/05/28 22:50:55
DCHECK_GT
Reilly Grant (use Gerrit)
2015/05/28 23:04:50
Done.
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314 pending_enumeration_count_--; | |
315 callback.Run(*printer_list.Build().get(), pending_enumeration_count_ == 0); | |
Vitaly Buka (NO REVIEWS)
2015/05/28 22:50:55
do you need get() here?
Reilly Grant (use Gerrit)
2015/05/28 23:04:50
Yes, to turn a scoped_ptr<base::ListValue> into a
| |
316 } | |
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