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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/google_apis/gdata_wapi_url_generator.h" | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 #include "base/strings/string_number_conversions.h" | |
| 9 #include "base/strings/stringprintf.h" | |
| 10 #include "net/base/escape.h" | |
| 11 #include "net/base/url_util.h" | |
| 12 #include "url/gurl.h" | |
| 13 | |
| 14 namespace google_apis { | |
| 15 namespace { | |
| 16 | |
| 17 // Content URL for modification or resource list retrieval in a particular | |
| 18 // directory specified by "%s" which will be replaced with its resource id. | |
| 19 const char kContentURLFormat[] = "/feeds/default/private/full/%s/contents"; | |
| 20 | |
| 21 // Content URL for removing a resource specified by the latter "%s" from the | |
| 22 // directory specified by the former "%s". | |
| 23 const char kResourceURLForRemovalFormat[] = | |
| 24 "/feeds/default/private/full/%s/contents/%s"; | |
| 25 | |
| 26 // URL requesting single resource entry whose resource id is followed by this | |
| 27 // prefix. | |
| 28 const char kGetEditURLPrefix[] = "/feeds/default/private/full/"; | |
| 29 | |
| 30 // Root resource list url. | |
| 31 const char kResourceListRootURL[] = "/feeds/default/private/full"; | |
| 32 | |
| 33 // Metadata feed with things like user quota. | |
| 34 const char kAccountMetadataURL[] = "/feeds/metadata/default"; | |
| 35 | |
| 36 // URL to upload a new file under a particular directory specified by "%s". | |
| 37 const char kInitiateUploadNewFileURLFormat[] = | |
| 38 "/feeds/upload/create-session/default/private/full/%s/contents"; | |
| 39 | |
| 40 // URL to upload a file content to overwrite a file whose resource id is | |
| 41 // followed by this prefix. | |
| 42 const char kInitiateUploadExistingFileURLPrefix[] = | |
| 43 "/feeds/upload/create-session/default/private/full/"; | |
| 44 | |
| 45 // Maximum number of resource entries to include in a feed. | |
| 46 // Be careful not to use something too small because it might overload the | |
| 47 // server. Be careful not to use something too large because it makes the | |
| 48 // "fetched N items" UI less responsive. | |
| 49 const int kMaxDocumentsPerFeed = 500; | |
| 50 const int kMaxDocumentsPerSearchFeed = 50; | |
| 51 | |
| 52 // URL requesting documents list of changes to documents collections. | |
| 53 const char kGetChangesListURL[] = "/feeds/default/private/changes"; | |
| 54 | |
| 55 } // namespace | |
| 56 | |
| 57 const char GDataWapiUrlGenerator::kBaseUrlForProduction[] = | |
| 58 "https://docs.google.com/"; | |
| 59 | |
| 60 const char GDataWapiUrlGenerator::kBaseDownloadUrlForProduction[] = | |
| 61 "https://www.googledrive.com/host/"; | |
| 62 | |
| 63 // static | |
| 64 GURL GDataWapiUrlGenerator::AddStandardUrlParams(const GURL& url) { | |
| 65 GURL result = net::AppendOrReplaceQueryParameter(url, "v", "3"); | |
| 66 result = net::AppendOrReplaceQueryParameter(result, "alt", "json"); | |
| 67 result = net::AppendOrReplaceQueryParameter(result, "showroot", "true"); | |
| 68 return result; | |
| 69 } | |
| 70 | |
| 71 // static | |
| 72 GURL GDataWapiUrlGenerator::AddInitiateUploadUrlParams(const GURL& url) { | |
| 73 GURL result = net::AppendOrReplaceQueryParameter(url, "convert", "false"); | |
| 74 return AddStandardUrlParams(result); | |
| 75 } | |
| 76 | |
| 77 // static | |
| 78 GURL GDataWapiUrlGenerator::AddFeedUrlParams( | |
| 79 const GURL& url, | |
| 80 int num_items_to_fetch) { | |
| 81 GURL result = AddStandardUrlParams(url); | |
| 82 result = net::AppendOrReplaceQueryParameter(result, "showfolders", "true"); | |
| 83 result = net::AppendOrReplaceQueryParameter(result, "include-shared", "true"); | |
| 84 result = net::AppendOrReplaceQueryParameter( | |
| 85 result, "max-results", base::IntToString(num_items_to_fetch)); | |
| 86 return result; | |
| 87 } | |
| 88 | |
| 89 GDataWapiUrlGenerator::GDataWapiUrlGenerator(const GURL& base_url, | |
| 90 const GURL& base_download_url) | |
| 91 : base_url_(base_url), | |
| 92 base_download_url_(base_download_url) { | |
| 93 } | |
| 94 | |
| 95 GDataWapiUrlGenerator::~GDataWapiUrlGenerator() { | |
| 96 } | |
| 97 | |
| 98 GURL GDataWapiUrlGenerator::GenerateResourceListUrl( | |
| 99 const GURL& override_url, | |
| 100 int64 start_changestamp, | |
| 101 const std::string& search_string, | |
| 102 const std::string& directory_resource_id) const { | |
| 103 DCHECK_LE(0, start_changestamp); | |
| 104 | |
| 105 int max_docs = search_string.empty() ? kMaxDocumentsPerFeed : | |
| 106 kMaxDocumentsPerSearchFeed; | |
| 107 GURL url; | |
| 108 if (!override_url.is_empty()) { | |
| 109 // |override_url| specifies the URL of the continuation feed when the feed | |
| 110 // is broken up to multiple chunks. In this case we must not add the | |
| 111 // |start_changestamp| that provides the original start point. | |
| 112 start_changestamp = 0; | |
| 113 url = override_url; | |
| 114 } else if (start_changestamp > 0) { | |
| 115 // The start changestamp shouldn't be used for a search. | |
| 116 DCHECK(search_string.empty()); | |
| 117 url = base_url_.Resolve(kGetChangesListURL); | |
| 118 } else if (!directory_resource_id.empty()) { | |
| 119 url = base_url_.Resolve( | |
| 120 base::StringPrintf(kContentURLFormat, | |
| 121 net::EscapePath( | |
| 122 directory_resource_id).c_str())); | |
| 123 } else { | |
| 124 url = base_url_.Resolve(kResourceListRootURL); | |
| 125 } | |
| 126 | |
| 127 url = AddFeedUrlParams(url, max_docs); | |
| 128 | |
| 129 if (start_changestamp) { | |
| 130 url = net::AppendOrReplaceQueryParameter( | |
| 131 url, "start-index", base::Int64ToString(start_changestamp)); | |
| 132 } | |
| 133 if (!search_string.empty()) { | |
| 134 url = net::AppendOrReplaceQueryParameter(url, "q", search_string); | |
| 135 } | |
| 136 | |
| 137 return url; | |
| 138 } | |
| 139 | |
| 140 GURL GDataWapiUrlGenerator::GenerateSearchByTitleUrl( | |
| 141 const std::string& title, | |
| 142 const std::string& directory_resource_id) const { | |
| 143 DCHECK(!title.empty()); | |
| 144 | |
| 145 GURL url = directory_resource_id.empty() ? | |
| 146 base_url_.Resolve(kResourceListRootURL) : | |
| 147 base_url_.Resolve(base::StringPrintf( | |
| 148 kContentURLFormat, net::EscapePath(directory_resource_id).c_str())); | |
| 149 url = AddFeedUrlParams(url, kMaxDocumentsPerFeed); | |
| 150 url = net::AppendOrReplaceQueryParameter(url, "title", title); | |
| 151 url = net::AppendOrReplaceQueryParameter(url, "title-exact", "true"); | |
| 152 return url; | |
| 153 } | |
| 154 | |
| 155 GURL GDataWapiUrlGenerator::GenerateEditUrl( | |
| 156 const std::string& resource_id) const { | |
| 157 return AddStandardUrlParams(GenerateEditUrlWithoutParams(resource_id)); | |
| 158 } | |
| 159 | |
| 160 GURL GDataWapiUrlGenerator::GenerateEditUrlWithoutParams( | |
| 161 const std::string& resource_id) const { | |
| 162 return base_url_.Resolve(kGetEditURLPrefix + net::EscapePath(resource_id)); | |
| 163 } | |
| 164 | |
| 165 GURL GDataWapiUrlGenerator::GenerateEditUrlWithEmbedOrigin( | |
| 166 const std::string& resource_id, const GURL& embed_origin) const { | |
| 167 GURL url = GenerateEditUrl(resource_id); | |
| 168 if (!embed_origin.is_empty()) { | |
| 169 // Construct a valid serialized embed origin from an url, according to | |
| 170 // WD-html5-20110525. Such string has to be built manually, since | |
| 171 // GURL::spec() always adds the trailing slash. Moreover, ports are | |
| 172 // currently not supported. | |
| 173 DCHECK(!embed_origin.has_port()); | |
| 174 DCHECK(!embed_origin.has_path() || embed_origin.path() == "/"); | |
| 175 const std::string serialized_embed_origin = | |
| 176 embed_origin.scheme() + "://" + embed_origin.host(); | |
| 177 url = net::AppendOrReplaceQueryParameter( | |
| 178 url, "embedOrigin", serialized_embed_origin); | |
| 179 } | |
| 180 return url; | |
| 181 } | |
| 182 | |
| 183 GURL GDataWapiUrlGenerator::GenerateContentUrl( | |
| 184 const std::string& resource_id) const { | |
| 185 if (resource_id.empty()) { | |
| 186 // |resource_id| must not be empty. Return an empty GURL as an error. | |
| 187 return GURL(); | |
| 188 } | |
| 189 | |
| 190 GURL result = base_url_.Resolve( | |
| 191 base::StringPrintf(kContentURLFormat, | |
| 192 net::EscapePath(resource_id).c_str())); | |
| 193 return AddStandardUrlParams(result); | |
| 194 } | |
| 195 | |
| 196 GURL GDataWapiUrlGenerator::GenerateResourceUrlForRemoval( | |
| 197 const std::string& parent_resource_id, | |
| 198 const std::string& resource_id) const { | |
| 199 if (resource_id.empty() || parent_resource_id.empty()) { | |
| 200 // Both |resource_id| and |parent_resource_id| must be non-empty. | |
| 201 // Return an empty GURL as an error. | |
| 202 return GURL(); | |
| 203 } | |
| 204 | |
| 205 GURL result = base_url_.Resolve( | |
| 206 base::StringPrintf(kResourceURLForRemovalFormat, | |
| 207 net::EscapePath(parent_resource_id).c_str(), | |
| 208 net::EscapePath(resource_id).c_str())); | |
| 209 return AddStandardUrlParams(result); | |
| 210 } | |
| 211 | |
| 212 GURL GDataWapiUrlGenerator::GenerateInitiateUploadNewFileUrl( | |
| 213 const std::string& parent_resource_id) const { | |
| 214 GURL result = base_url_.Resolve( | |
| 215 base::StringPrintf(kInitiateUploadNewFileURLFormat, | |
| 216 net::EscapePath(parent_resource_id).c_str())); | |
| 217 return AddInitiateUploadUrlParams(result); | |
| 218 } | |
| 219 | |
| 220 GURL GDataWapiUrlGenerator::GenerateInitiateUploadExistingFileUrl( | |
| 221 const std::string& resource_id) const { | |
| 222 GURL result = base_url_.Resolve( | |
| 223 kInitiateUploadExistingFileURLPrefix + net::EscapePath(resource_id)); | |
| 224 return AddInitiateUploadUrlParams(result); | |
| 225 } | |
| 226 | |
| 227 GURL GDataWapiUrlGenerator::GenerateResourceListRootUrl() const { | |
| 228 return AddStandardUrlParams(base_url_.Resolve(kResourceListRootURL)); | |
| 229 } | |
| 230 | |
| 231 GURL GDataWapiUrlGenerator::GenerateAccountMetadataUrl( | |
| 232 bool include_installed_apps) const { | |
| 233 GURL result = AddStandardUrlParams(base_url_.Resolve(kAccountMetadataURL)); | |
| 234 if (include_installed_apps) { | |
| 235 result = net::AppendOrReplaceQueryParameter( | |
| 236 result, "include-installed-apps", "true"); | |
| 237 } | |
| 238 return result; | |
| 239 } | |
| 240 | |
| 241 GURL GDataWapiUrlGenerator::GenerateDownloadFileUrl( | |
| 242 const std::string& resource_id) const { | |
| 243 // Strip the file type prefix before the colon character. | |
| 244 size_t colon = resource_id.find(':'); | |
| 245 return base_download_url_.Resolve(net::EscapePath( | |
| 246 colon == std::string::npos ? resource_id | |
| 247 : resource_id.substr(colon + 1))); | |
| 248 } | |
| 249 | |
| 250 } // namespace google_apis | |
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Chromium Code Reviews
Issue 96413002:
Move c/b/google_apis to google_apis/drive. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src