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Text File  |  2006-05-15  |  5.2 KB  |  187 lines
  1. var G_GDEBUG_LOADER = false;
  2. var Cc = Components.classes;
  3. var Ci = Components.interfaces;
  4. var PROT_appContext = this;
  5. var PROT_application;
  6. var PROT_LIB_ROOT = "amulet-jslib";
  7. var PROT_LIBS = [
  8. "google3/lang.js",
  9. "google3/thread-queue.js",
  10. "google3/eventregistrar.js",
  11. "google3/listdictionary.js",
  12. "google3/arc4.js",
  13. "firefox/lang.js",
  14. "firefox/preferences.js",
  15. "firefox/alarm.js",
  16. "firefox/base64.js",
  17. "firefox/observer.js",
  18. "firefox/filesystem.js",
  19. "firefox/protocol4.js",
  20. "firefox/debug.js",
  21. "firefox/tabbedbrowserwatcher.js",
  22. "firefox/navwatcher.js",
  23. "firefox/cryptohasher.js",
  24. "firefox/objectsafemap.js",
  25. "firefox/version-utils.js",
  26. "url-canonicalizer.js",
  27. "enchash-decrypter.js",
  28. "trtable.js",
  29. "firefox-commands.js",
  30. "url-crypto-key-manager.js",
  31. "url-crypto.js",
  32. "xml-fetcher.js",
  33. "tr-fetcher.js",
  34. "reporter.js",
  35. "wireformat.js",
  36. "globalstore.js",
  37. "browser-view.js",
  38. "phishing-afterload-displayer.js",
  39. "list-warden.js",
  40. "phishing-warden.js",
  41. "listmanager.js",
  42. "controller.js",
  43. "application.js",
  44. "content-analyzer.js",
  45. "sandbox.js"
  46. ];
  47. var G_GDEBUG = false;
  48. function LOADER_dump(msg) {
  49. if (G_GDEBUG_LOADER) {
  50. for (var i = 1; i < arguments.length; i++) {
  51. msg = msg.replace(/\%s/, arguments[i]);
  52. }
  53. dump("[TB BOOTSTRAP LOADER] " + msg + "\n");
  54. }
  55. }
  56. var PROTTB_loader = new function() {
  57. var CONTRACT_ID_PREFIX = "@google.com/tbsafebrowsing/";
  58. var LOADER_CONTRACT_ID = "application;1";
  59. var components = [];
  60. var componentsLookup = {};
  61. this.init = function() {
  62. LOADER_dump("initializing...");
  63. loadLibs();
  64. LOADER_dump("registering loader service...");
  65. this.registerComponent(LOADER_CONTRACT_ID,
  66. "{888f29f2-b2ec-41e8-a965-12d3780fefca}",
  67. "PROTTB_loader",
  68. ["xpcom-startup"]);
  69. };
  70. this.registerComponent =
  71. function(contractId, classId, className, categories) {
  72. var component = { contractId: contractId,
  73. classId: classId,
  74. className: className,
  75. categories: categories };
  76. components.push(component);
  77. componentsLookup[component.classId] = component;
  78. };
  79. this.registerSelf = function(compMgr, fileSpec, location, type) {
  80. LOADER_dump("registering XPCOM components... ");
  81. compMgr = compMgr.QueryInterface(Ci.nsIComponentRegistrar);
  82. for (var i = 0, component; component = components[i]; i++) {
  83. LOADER_dump("  registering {%s} as {%s}",
  84. component.className,
  85. component.contractId);
  86. compMgr.registerFactoryLocation(Components.ID(component.classId),
  87. component.className,
  88. CONTRACT_ID_PREFIX +
  89. component.contractId,
  90. fileSpec,
  91. location,
  92. type);
  93. if (component.categories && component.categories.length) {
  94. var catMgr = Cc["@mozilla.org/categorymanager;1"]
  95. .getService(Ci.nsICategoryManager);
  96. for (var j = 0, category; category = component.categories[j]; j++) {
  97. LOADER_dump("    registering category {%s}", category);
  98. catMgr.addCategoryEntry(category,
  99. component.className,
  100. CONTRACT_ID_PREFIX + component.contractId,
  101. true,
  102. true);
  103. }
  104. }
  105. }
  106. };
  107. this.getClassObject = function(compMgr, cid, iid) {
  108. LOADER_dump("getting factory for class {%s} and interface {%s}...",
  109. cid, iid);
  110. var comp = componentsLookup[cid.toString()];
  111. if (!comp)
  112. throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
  113. if (!iid.equals(Ci.nsIFactory))
  114. throw Components.results.NS_ERROR_NO_INTERFACE;
  115. return new PROT_Factory(comp);
  116. };
  117. this.canUnload = function(compMgr) {
  118. return true;
  119. };
  120. function loadLibs() {
  121. for (var i = 0, libPath; libPath = PROT_LIBS[i]; i++) {
  122. LOADER_dump("Loading library {%s}", libPath);
  123. Cc["@mozilla.org/moz/jssubscript-loader;1"]
  124. .getService(Ci.mozIJSSubScriptLoader)
  125. .loadSubScript(getLibUrl(libPath));
  126. }
  127. };
  128. function getLibUrl(path) {
  129. var file = __LOCATION__.clone().parent.parent;
  130. var parts = path.split("/");
  131. file.append(PROT_LIB_ROOT);
  132. for (var i = 0, part; part = parts[i]; i++)
  133. file.append(part);
  134. if (!file.exists())
  135. throw new Error("Specified library {" + file.path + "} does not exist");
  136. return Cc["@mozilla.org/network/protocol;1?name=file"]
  137. .getService(Ci.nsIFileProtocolHandler)
  138. .getURLSpecFromFile(file);
  139. };
  140. this.__defineGetter__("wrappedJSObject", function() { return this; });
  141. this.appContext = PROT_appContext;
  142. this.observe = function(subject, topic, data) {
  143. if (topic != "xpcom-startup")
  144. return;
  145. function onProfileAfterChange() {
  146. if (PROT_Application.isCompatibleWithThisFirefox()) {
  147. LOADER_dump("Starting application...");
  148. PROT_application = new PROT_Application();
  149. } else
  150. LOADER_dump("Not starting application (incompatible ffox)...");
  151. };
  152. new G_ObserverServiceObserver("profile-after-change",
  153. onProfileAfterChange,
  154. true /* unregister after observing */);
  155. };
  156. this.QueryInterface = function(iid) {
  157. var Ci = Components.interfaces;
  158. if (iid.equals(Ci.nsISupports) || iid.equals(Ci.nsIObserver))
  159. return this;
  160. throw Components.results.NS_ERROR_NO_INTERFACE;
  161. };
  162. }
  163. function PROT_Factory(comp) {
  164. this.comp = comp;
  165. }
  166. PROT_Factory.global = this;
  167. PROT_Factory.prototype.createInstance = function(outer, iid) {
  168. LOADER_dump("Factory creating instance for iid {%s}", iid);
  169. if (outer != null)
  170. throw Components.results.NS_ERROR_NO_AGGREGATION;
  171. var scriptObj = PROT_Factory.global[this.comp.className];
  172. if (!scriptObj)
  173. throw new Error("Could not find global object with name {%s}",
  174. this.comp.className);
  175. var retVal = (typeof scriptObj == "function") ? new scriptObj() : scriptObj;
  176. if (retVal.QueryInterface) {
  177. retVal.QueryInterface(iid);
  178. }
  179. return retVal;
  180. }
  181. PROTTB_loader.init();
  182. LOADER_dump("initialization complete");
  183. function NSGetModule() {
  184. LOADER_dump("NSGetModule called");
  185. return PROTTB_loader;
  186. }
  187.