android_protocol_handler.cc revision 2a99a7e74a7f215066514fe81d2bfa6639d9eddd
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "android_webview/native/android_protocol_handler.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 72a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "android_webview/browser/net/android_stream_reader_url_request_job.h" 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "android_webview/browser/net/aw_url_request_job_factory.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "android_webview/common/url_constants.h" 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "android_webview/native/input_stream_impl.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/android/jni_android.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/android/jni_helper.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/android/jni_string.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/string_util.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/common/url_constants.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "googleurl/src/gurl.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "jni/AndroidProtocolHandler_jni.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/io_buffer.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/mime_util.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/net_errors.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/net_util.h" 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/http/http_util.h" 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "net/url_request/protocol_intercept_job_factory.h" 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/url_request/url_request.h" 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)using android_webview::InputStream; 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)using android_webview::InputStreamImpl; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::android::AttachCurrentThread; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::android::ClearException; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::android::ConvertUTF8ToJavaString; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::android::ScopedJavaGlobalRef; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::android::ScopedJavaLocalRef; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Override resource context for reading resource and asset files. Used for 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// testing. 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)JavaObjectWeakGlobalRef* g_resource_context = NULL; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void ResetResourceContext(JavaObjectWeakGlobalRef* ref) { 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (g_resource_context) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delete g_resource_context; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_resource_context = ref; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void* kPreviouslyFailedKey = &kPreviouslyFailedKey; 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void MarkRequestAsFailed(net::URLRequest* request) { 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) request->SetUserData(kPreviouslyFailedKey, 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) new base::SupportsUserData::Data()); 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool HasRequestPreviouslyFailed(net::URLRequest* request) { 552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return request->GetUserData(kPreviouslyFailedKey) != NULL; 562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class AndroidStreamReaderURLRequestJobDelegateImpl 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : public AndroidStreamReaderURLRequestJob::Delegate { 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AndroidStreamReaderURLRequestJobDelegateImpl(); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual scoped_ptr<InputStream> OpenInputStream( 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) JNIEnv* env, 652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const GURL& url) OVERRIDE; 662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnInputStreamOpenFailed(net::URLRequest* request, 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool* restart) OVERRIDE; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool GetMimeType(JNIEnv* env, 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net::URLRequest* request, 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) InputStream* stream, 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string* mime_type) OVERRIDE; 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool GetCharset(JNIEnv* env, 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net::URLRequest* request, 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) InputStream* stream, 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string* charset) OVERRIDE; 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~AndroidStreamReaderURLRequestJobDelegateImpl(); 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class AndroidProtocolHandlerBase : 842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public net::URLRequestJobFactory::ProtocolHandler { 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual net::URLRequestJob* MaybeCreateJob( 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net::URLRequest* request, 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net::NetworkDelegate* network_delegate) const OVERRIDE; 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual bool CanHandleRequest(const net::URLRequest* request) const = 0; 912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class AssetFileProtocolHandler : public AndroidProtocolHandlerBase { 942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AssetFileProtocolHandler(); 962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~AssetFileProtocolHandler() OVERRIDE; 982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual bool CanHandleRequest(const net::URLRequest* request) const OVERRIDE; 992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // file:///android_asset/ 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string asset_prefix_; 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // file:///android_res/ 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string resource_prefix_; 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Protocol handler for content:// scheme requests. 1082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class ContentSchemeProtocolHandler : public AndroidProtocolHandlerBase { 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 1102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ContentSchemeProtocolHandler(); 1112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual bool CanHandleRequest(const net::URLRequest* request) const OVERRIDE; 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static ScopedJavaLocalRef<jobject> GetResourceContext(JNIEnv* env) { 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (g_resource_context) 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return g_resource_context->get(env); 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ScopedJavaLocalRef<jobject> context; 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We have to reset as GetApplicationContext() returns a jobject with a 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // global ref. The constructor that takes a jobject would expect a local ref 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // and would assert. 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.Reset(env, base::android::GetApplicationContext()); 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return context; 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// AndroidStreamReaderURLRequestJobDelegateImpl ------------------------------- 1262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)AndroidStreamReaderURLRequestJobDelegateImpl:: 1282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AndroidStreamReaderURLRequestJobDelegateImpl() {} 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)AndroidStreamReaderURLRequestJobDelegateImpl:: 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)~AndroidStreamReaderURLRequestJobDelegateImpl() { 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)scoped_ptr<InputStream> 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)AndroidStreamReaderURLRequestJobDelegateImpl::OpenInputStream( 1362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) JNIEnv* env, const GURL& url) { 1372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(url.is_valid()); 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(env); 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Open the input stream. 1412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ScopedJavaLocalRef<jstring> jurl = 1422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ConvertUTF8ToJavaString(env, url.spec()); 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ScopedJavaLocalRef<jobject> stream = 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) android_webview::Java_AndroidProtocolHandler_open( 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) env, 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetResourceContext(env).obj(), 1472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) jurl.obj()); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Check and clear pending exceptions. 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (ClearException(env) || stream.is_null()) { 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DLOG(ERROR) << "Unable to open input stream for Android URL"; 1522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return scoped_ptr<InputStream>(); 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return make_scoped_ptr<InputStream>(new InputStreamImpl(stream)); 1552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AndroidStreamReaderURLRequestJobDelegateImpl::OnInputStreamOpenFailed( 1582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) net::URLRequest* request, 1592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool* restart) { 1602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!HasRequestPreviouslyFailed(request)); 1612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MarkRequestAsFailed(request); 1622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) *restart = true; 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AndroidStreamReaderURLRequestJobDelegateImpl::GetMimeType( 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) JNIEnv* env, 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net::URLRequest* request, 1682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) android_webview::InputStream* stream, 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string* mime_type) { 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(env); 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(request); 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(mime_type); 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Query the mime type from the Java side. It is possible for the query to 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // fail, as the mime type cannot be determined for all supported schemes. 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ScopedJavaLocalRef<jstring> url = 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConvertUTF8ToJavaString(env, request->url().spec()); 1782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const InputStreamImpl* stream_impl = 1792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) InputStreamImpl::FromInputStream(stream); 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ScopedJavaLocalRef<jstring> returned_type = 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) android_webview::Java_AndroidProtocolHandler_getMimeType( 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) env, 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetResourceContext(env).obj(), 1842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) stream_impl->jobj(), url.obj()); 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (ClearException(env) || returned_type.is_null()) 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *mime_type = base::android::ConvertJavaStringToUTF8(returned_type); 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AndroidStreamReaderURLRequestJobDelegateImpl::GetCharset( 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) JNIEnv* env, 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net::URLRequest* request, 1952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) android_webview::InputStream* stream, 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string* charset) { 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO: We should probably be getting this from the managed side. 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// AndroidProtocolHandlerBase ------------------------------------------------- 2022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)net::URLRequestJob* AndroidProtocolHandlerBase::MaybeCreateJob( 2042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) net::URLRequest* request, 2052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) net::NetworkDelegate* network_delegate) const { 2062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!CanHandleRequest(request)) return NULL; 2072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // For WebViewClassic compatibility this job can only accept URLs that can be 2092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // opened. URLs that cannot be opened should be resolved by the next handler. 2102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // 2112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If a request is initially handled here but the job fails due to it being 2122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // unable to open the InputStream for that request the request is marked as 2132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // previously failed and restarted. 2142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Restarting a request involves creating a new job for that request. This 2152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // handler will ignore requests know to have previously failed to 1) prevent 2162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // an infinite loop, 2) ensure that the next handler in line gets the 2172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // opportunity to create a job for the request. 2182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (HasRequestPreviouslyFailed(request)) return NULL; 2192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<AndroidStreamReaderURLRequestJobDelegateImpl> reader_delegate( 2212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) new AndroidStreamReaderURLRequestJobDelegateImpl()); 2222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return new AndroidStreamReaderURLRequestJob( 2242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) request, 2252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) network_delegate, 2262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) reader_delegate.PassAs<AndroidStreamReaderURLRequestJob::Delegate>()); 2272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// AssetFileProtocolHandler --------------------------------------------------- 2302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)AssetFileProtocolHandler::AssetFileProtocolHandler() 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : asset_prefix_(std::string(chrome::kFileScheme) + 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string(content::kStandardSchemeSeparator) + 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) android_webview::kAndroidAssetPath), 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_prefix_(std::string(chrome::kFileScheme) + 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string(content::kStandardSchemeSeparator) + 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) android_webview::kAndroidResourcePath) { 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)AssetFileProtocolHandler::~AssetFileProtocolHandler() { 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool AssetFileProtocolHandler::CanHandleRequest( 2442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const net::URLRequest* request) const { 2452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!request->url().SchemeIsFile()) 2462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& url = request->url().spec(); 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!StartsWithASCII(url, asset_prefix_, /*case_sensitive=*/ true) && 2502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) !StartsWithASCII(url, resource_prefix_, /*case_sensitive=*/ true)) { 2512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return true; 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// ContentSchemeProtocolHandler ----------------------------------------------- 2582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)ContentSchemeProtocolHandler::ContentSchemeProtocolHandler() { 2605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool ContentSchemeProtocolHandler::CanHandleRequest( 2632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const net::URLRequest* request) const { 2642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return request->url().SchemeIs(android_webview::kContentScheme); 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 2685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace android_webview { 2705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool RegisterAndroidProtocolHandler(JNIEnv* env) { 2725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return RegisterNativesImpl(env); 2735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 2762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)scoped_ptr<net::URLRequestJobFactory::ProtocolHandler> 2772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)CreateContentSchemeProtocolHandler() { 2782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return make_scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>( 2792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) new ContentSchemeProtocolHandler()); 2802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// static 2832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)scoped_ptr<net::URLRequestJobFactory::ProtocolHandler> 2842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)CreateAssetFileProtocolHandler() { 2852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return make_scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>( 2862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) new AssetFileProtocolHandler()); 2875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Set a context object to be used for resolving resource queries. This can 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// be used to override the default application context and redirect all 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// resource queries to a specific context object, e.g., for the purposes of 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// testing. 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// |context| should be a android.content.Context instance or NULL to enable 2955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the use of the standard application context. 2965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static void SetResourceContextForTesting(JNIEnv* env, jclass /*clazz*/, 2975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) jobject context) { 2985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (context) { 2995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ResetResourceContext(new JavaObjectWeakGlobalRef(env, context)); 3005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ResetResourceContext(NULL); 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static jstring GetAndroidAssetPath(JNIEnv* env, jclass /*clazz*/) { 3065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // OK to release, JNI binding. 3075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return ConvertUTF8ToJavaString( 3085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) env, android_webview::kAndroidAssetPath).Release(); 3095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static jstring GetAndroidResourcePath(JNIEnv* env, jclass /*clazz*/) { 3125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // OK to release, JNI binding. 3135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return ConvertUTF8ToJavaString( 3145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) env, android_webview::kAndroidResourcePath).Release(); 3155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace android_webview 318