manifest_url_handlers.cc 6.8 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213
  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. #include "extensions/common/manifest_url_handlers.h"
  5. #include <memory>
  6. #include <utility>
  7. #include "base/files/file_util.h"
  8. #include "base/strings/string_util.h"
  9. #include "base/strings/utf_string_conversions.h"
  10. #include "base/values.h"
  11. #include "extensions/common/error_utils.h"
  12. #include "extensions/common/extension_urls.h"
  13. #include "extensions/common/file_util.h"
  14. #include "extensions/common/manifest.h"
  15. #include "extensions/common/manifest_constants.h"
  16. #include "extensions/common/manifest_handlers/shared_module_info.h"
  17. #include "extensions/strings/grit/extensions_strings.h"
  18. #include "ui/base/l10n/l10n_util.h"
  19. namespace extensions {
  20. namespace keys = manifest_keys;
  21. namespace errors = manifest_errors;
  22. // static
  23. const GURL& ManifestURL::Get(const Extension* extension,
  24. const std::string& key) {
  25. ManifestURL* manifest_url =
  26. static_cast<ManifestURL*>(extension->GetManifestData(key));
  27. return manifest_url ? manifest_url->url_ : GURL::EmptyGURL();
  28. }
  29. // static
  30. const GURL ManifestURL::GetHomepageURL(const Extension* extension) {
  31. const GURL& homepage_url = Get(extension, keys::kHomepageURL);
  32. if (homepage_url.is_valid())
  33. return homepage_url;
  34. return GetWebStoreURL(extension);
  35. }
  36. // static
  37. bool ManifestURL::SpecifiedHomepageURL(const Extension* extension) {
  38. return Get(extension, keys::kHomepageURL).is_valid();
  39. }
  40. // static
  41. const GURL ManifestURL::GetManifestHomePageURL(const Extension* extension) {
  42. const GURL& homepage_url = Get(extension, keys::kHomepageURL);
  43. return homepage_url.is_valid() ? homepage_url : GURL::EmptyGURL();
  44. }
  45. // static
  46. const GURL ManifestURL::GetWebStoreURL(const Extension* extension) {
  47. bool use_webstore_url = UpdatesFromGallery(extension) &&
  48. !SharedModuleInfo::IsSharedModule(extension);
  49. return use_webstore_url
  50. ? GURL(extension_urls::GetWebstoreItemDetailURLPrefix() +
  51. extension->id())
  52. : GURL::EmptyGURL();
  53. }
  54. // static
  55. const GURL& ManifestURL::GetUpdateURL(const Extension* extension) {
  56. return Get(extension, keys::kUpdateURL);
  57. }
  58. // static
  59. bool ManifestURL::UpdatesFromGallery(const Extension* extension) {
  60. return extension_urls::IsWebstoreUpdateUrl(GetUpdateURL(extension));
  61. }
  62. // static
  63. bool ManifestURL::UpdatesFromGallery(const base::DictionaryValue* manifest) {
  64. if (const std::string* url = manifest->FindStringKey(keys::kUpdateURL)) {
  65. return extension_urls::IsWebstoreUpdateUrl(GURL(*url));
  66. }
  67. return false;
  68. }
  69. // static
  70. const GURL& ManifestURL::GetAboutPage(const Extension* extension) {
  71. return Get(extension, keys::kAboutPage);
  72. }
  73. // static
  74. const GURL ManifestURL::GetDetailsURL(const Extension* extension) {
  75. return extension->from_webstore() ?
  76. GURL(extension_urls::GetWebstoreItemDetailURLPrefix() + extension->id()) :
  77. GURL::EmptyGURL();
  78. }
  79. HomepageURLHandler::HomepageURLHandler() {
  80. }
  81. HomepageURLHandler::~HomepageURLHandler() {
  82. }
  83. bool HomepageURLHandler::Parse(Extension* extension, std::u16string* error) {
  84. std::unique_ptr<ManifestURL> manifest_url(new ManifestURL);
  85. const std::string* homepage_url_str =
  86. extension->manifest()->FindStringPath(keys::kHomepageURL);
  87. if (homepage_url_str == nullptr) {
  88. *error = ErrorUtils::FormatErrorMessageUTF16(errors::kInvalidHomepageURL,
  89. std::string());
  90. return false;
  91. }
  92. manifest_url->url_ = GURL(*homepage_url_str);
  93. if (!manifest_url->url_.is_valid() ||
  94. !manifest_url->url_.SchemeIsHTTPOrHTTPS()) {
  95. *error = ErrorUtils::FormatErrorMessageUTF16(errors::kInvalidHomepageURL,
  96. *homepage_url_str);
  97. return false;
  98. }
  99. extension->SetManifestData(keys::kHomepageURL, std::move(manifest_url));
  100. return true;
  101. }
  102. base::span<const char* const> HomepageURLHandler::Keys() const {
  103. static constexpr const char* kKeys[] = {keys::kHomepageURL};
  104. return kKeys;
  105. }
  106. UpdateURLHandler::UpdateURLHandler() {
  107. }
  108. UpdateURLHandler::~UpdateURLHandler() {
  109. }
  110. bool UpdateURLHandler::Parse(Extension* extension, std::u16string* error) {
  111. std::unique_ptr<ManifestURL> manifest_url(new ManifestURL);
  112. const std::string* tmp_update_url =
  113. extension->manifest()->FindStringPath(keys::kUpdateURL);
  114. if (tmp_update_url == nullptr) {
  115. *error = ErrorUtils::FormatErrorMessageUTF16(errors::kInvalidUpdateURL,
  116. std::string());
  117. return false;
  118. }
  119. manifest_url->url_ = GURL(*tmp_update_url);
  120. if (!manifest_url->url_.is_valid() ||
  121. manifest_url->url_.has_ref()) {
  122. *error = ErrorUtils::FormatErrorMessageUTF16(errors::kInvalidUpdateURL,
  123. *tmp_update_url);
  124. return false;
  125. }
  126. extension->SetManifestData(keys::kUpdateURL, std::move(manifest_url));
  127. return true;
  128. }
  129. base::span<const char* const> UpdateURLHandler::Keys() const {
  130. static constexpr const char* kKeys[] = {keys::kUpdateURL};
  131. return kKeys;
  132. }
  133. AboutPageHandler::AboutPageHandler() {
  134. }
  135. AboutPageHandler::~AboutPageHandler() {
  136. }
  137. bool AboutPageHandler::Parse(Extension* extension, std::u16string* error) {
  138. std::unique_ptr<ManifestURL> manifest_url(new ManifestURL);
  139. const std::string* about_str =
  140. extension->manifest()->FindStringPath(keys::kAboutPage);
  141. if (about_str == nullptr) {
  142. *error = errors::kInvalidAboutPage;
  143. return false;
  144. }
  145. GURL absolute(*about_str);
  146. if (absolute.is_valid()) {
  147. *error = errors::kInvalidAboutPageExpectRelativePath;
  148. return false;
  149. }
  150. manifest_url->url_ = extension->GetResourceURL(*about_str);
  151. if (!manifest_url->url_.is_valid()) {
  152. *error = errors::kInvalidAboutPage;
  153. return false;
  154. }
  155. extension->SetManifestData(keys::kAboutPage, std::move(manifest_url));
  156. return true;
  157. }
  158. bool AboutPageHandler::Validate(const Extension* extension,
  159. std::string* error,
  160. std::vector<InstallWarning>* warnings) const {
  161. // Validate path to the options page.
  162. if (!extensions::ManifestURL::GetAboutPage(extension).is_empty()) {
  163. const base::FilePath about_path =
  164. extensions::file_util::ExtensionURLToRelativeFilePath(
  165. extensions::ManifestURL::GetAboutPage(extension));
  166. const base::FilePath path =
  167. extension->GetResource(about_path).GetFilePath();
  168. if (path.empty() || !base::PathExists(path)) {
  169. *error = l10n_util::GetStringFUTF8(IDS_EXTENSION_LOAD_ABOUT_PAGE_FAILED,
  170. about_path.LossyDisplayName());
  171. return false;
  172. }
  173. }
  174. return true;
  175. }
  176. base::span<const char* const> AboutPageHandler::Keys() const {
  177. static constexpr const char* kKeys[] = {keys::kAboutPage};
  178. return kKeys;
  179. }
  180. } // namespace extensions