diff options
Diffstat (limited to 'components/dirprovider/DirectoryProvider.cpp')
| -rw-r--r-- | components/dirprovider/DirectoryProvider.cpp | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/components/dirprovider/DirectoryProvider.cpp b/components/dirprovider/DirectoryProvider.cpp deleted file mode 100644 index 85728b3..0000000 --- a/components/dirprovider/DirectoryProvider.cpp +++ /dev/null @@ -1,268 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "nsIDirectoryService.h" -#include "DirectoryProvider.h" - -#include "nsIFile.h" -#include "nsISimpleEnumerator.h" -#include "nsIPrefService.h" -#include "nsIPrefBranch.h" - -#include "nsArrayEnumerator.h" -#include "nsEnumeratorUtils.h" -#include "nsAppDirectoryServiceDefs.h" -#include "nsDirectoryServiceDefs.h" -#include "nsCategoryManagerUtils.h" -#include "nsComponentManagerUtils.h" -#include "nsCOMArray.h" -#include "nsDirectoryServiceUtils.h" -#include "mozilla/ModuleUtils.h" -#include "nsServiceManagerUtils.h" -#include "nsStringAPI.h" -#include "nsXULAppAPI.h" -#include "nsIPrefLocalizedString.h" - -namespace mozilla { -namespace browser { - -NS_IMPL_ISUPPORTS(DirectoryProvider, - nsIDirectoryServiceProvider, - nsIDirectoryServiceProvider2) - -NS_IMETHODIMP -DirectoryProvider::GetFile(const char *aKey, bool *aPersist, nsIFile* *aResult) -{ - return NS_ERROR_FAILURE; -} - -static void -AppendFileKey(const char *key, nsIProperties* aDirSvc, - nsCOMArray<nsIFile> &array) -{ - nsCOMPtr<nsIFile> file; - nsresult rv = aDirSvc->Get(key, NS_GET_IID(nsIFile), getter_AddRefs(file)); - if (NS_FAILED(rv)) - return; - - bool exists; - rv = file->Exists(&exists); - if (NS_FAILED(rv) || !exists) - return; - - array.AppendObject(file); -} - -// Appends the distribution-specific search engine directories to the -// array. The directory structure is as follows: - -// appdir/ -// \- distribution/ -// \- searchplugins/ -// |- common/ -// \- locale/ -// |- <locale 1>/ -// ... -// \- <locale N>/ - -// common engines are loaded for all locales. If there is no locale -// directory for the current locale, there is a pref: -// "distribution.searchplugins.defaultLocale" -// which specifies a default locale to use. - -static void -AppendDistroSearchDirs(nsIProperties* aDirSvc, nsCOMArray<nsIFile> &array) -{ - nsCOMPtr<nsIFile> searchPlugins; - nsresult rv = aDirSvc->Get(XRE_APP_DISTRIBUTION_DIR, - NS_GET_IID(nsIFile), - getter_AddRefs(searchPlugins)); - if (NS_FAILED(rv)) - return; - searchPlugins->AppendNative(NS_LITERAL_CSTRING("searchplugins")); - - bool exists; - rv = searchPlugins->Exists(&exists); - if (NS_FAILED(rv) || !exists) - return; - - nsCOMPtr<nsIFile> commonPlugins; - rv = searchPlugins->Clone(getter_AddRefs(commonPlugins)); - if (NS_SUCCEEDED(rv)) { - commonPlugins->AppendNative(NS_LITERAL_CSTRING("common")); - rv = commonPlugins->Exists(&exists); - if (NS_SUCCEEDED(rv) && exists) - array.AppendObject(commonPlugins); - } - - nsCOMPtr<nsIPrefBranch> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID)); - if (prefs) { - - nsCOMPtr<nsIFile> localePlugins; - rv = searchPlugins->Clone(getter_AddRefs(localePlugins)); - if (NS_FAILED(rv)) - return; - - localePlugins->AppendNative(NS_LITERAL_CSTRING("locale")); - - nsCString locale; - nsCOMPtr<nsIPrefLocalizedString> prefString; - rv = prefs->GetComplexValue("general.useragent.locale", - NS_GET_IID(nsIPrefLocalizedString), - getter_AddRefs(prefString)); - if (NS_SUCCEEDED(rv)) { - nsAutoString wLocale; - prefString->GetData(getter_Copies(wLocale)); - CopyUTF16toUTF8(wLocale, locale); - } else { - rv = prefs->GetCharPref("general.useragent.locale", getter_Copies(locale)); - } - - if (NS_SUCCEEDED(rv)) { - - nsCOMPtr<nsIFile> curLocalePlugins; - rv = localePlugins->Clone(getter_AddRefs(curLocalePlugins)); - if (NS_SUCCEEDED(rv)) { - - curLocalePlugins->AppendNative(locale); - rv = curLocalePlugins->Exists(&exists); - if (NS_SUCCEEDED(rv) && exists) { - array.AppendObject(curLocalePlugins); - return; // all done - } - } - } - - // we didn't append the locale dir - try the default one - nsCString defLocale; - rv = prefs->GetCharPref("distribution.searchplugins.defaultLocale", - getter_Copies(defLocale)); - if (NS_SUCCEEDED(rv)) { - - nsCOMPtr<nsIFile> defLocalePlugins; - rv = localePlugins->Clone(getter_AddRefs(defLocalePlugins)); - if (NS_SUCCEEDED(rv)) { - - defLocalePlugins->AppendNative(defLocale); - rv = defLocalePlugins->Exists(&exists); - if (NS_SUCCEEDED(rv) && exists) - array.AppendObject(defLocalePlugins); - } - } - } -} - -NS_IMETHODIMP -DirectoryProvider::GetFiles(const char *aKey, nsISimpleEnumerator* *aResult) -{ - nsresult rv; - - if (!strcmp(aKey, NS_APP_SEARCH_DIR_LIST)) { - nsCOMPtr<nsIProperties> dirSvc - (do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID)); - if (!dirSvc) - return NS_ERROR_FAILURE; - - nsCOMArray<nsIFile> baseFiles; - - /** - * We want to preserve the following order, since the search service loads - * engines in first-loaded-wins order. - * - extension search plugin locations (prepended below using - * NS_NewUnionEnumerator) - * - distro search plugin locations - * - user search plugin locations (profile) - * - app search plugin location (shipped engines) - */ - AppendDistroSearchDirs(dirSvc, baseFiles); - AppendFileKey(NS_APP_USER_SEARCH_DIR, dirSvc, baseFiles); - AppendFileKey(NS_APP_SEARCH_DIR, dirSvc, baseFiles); - - nsCOMPtr<nsISimpleEnumerator> baseEnum; - rv = NS_NewArrayEnumerator(getter_AddRefs(baseEnum), baseFiles); - if (NS_FAILED(rv)) - return rv; - - nsCOMPtr<nsISimpleEnumerator> list; - rv = dirSvc->Get(XRE_EXTENSIONS_DIR_LIST, - NS_GET_IID(nsISimpleEnumerator), getter_AddRefs(list)); - if (NS_FAILED(rv)) - return rv; - - static char const *const kAppendSPlugins[] = {"searchplugins", nullptr}; - - nsCOMPtr<nsISimpleEnumerator> extEnum = - new AppendingEnumerator(list, kAppendSPlugins); - if (!extEnum) - return NS_ERROR_OUT_OF_MEMORY; - - return NS_NewUnionEnumerator(aResult, extEnum, baseEnum); - } - - return NS_ERROR_FAILURE; -} - -NS_IMPL_ISUPPORTS(DirectoryProvider::AppendingEnumerator, nsISimpleEnumerator) - -NS_IMETHODIMP -DirectoryProvider::AppendingEnumerator::HasMoreElements(bool *aResult) -{ - *aResult = mNext ? true : false; - return NS_OK; -} - -NS_IMETHODIMP -DirectoryProvider::AppendingEnumerator::GetNext(nsISupports* *aResult) -{ - if (aResult) - NS_ADDREF(*aResult = mNext); - - mNext = nullptr; - - nsresult rv; - - // Ignore all errors - - bool more; - while (NS_SUCCEEDED(mBase->HasMoreElements(&more)) && more) { - nsCOMPtr<nsISupports> nextbasesupp; - mBase->GetNext(getter_AddRefs(nextbasesupp)); - - nsCOMPtr<nsIFile> nextbase(do_QueryInterface(nextbasesupp)); - if (!nextbase) - continue; - - nextbase->Clone(getter_AddRefs(mNext)); - if (!mNext) - continue; - - char const *const * i = mAppendList; - while (*i) { - mNext->AppendNative(nsDependentCString(*i)); - ++i; - } - - bool exists; - rv = mNext->Exists(&exists); - if (NS_SUCCEEDED(rv) && exists) - break; - - mNext = nullptr; - } - - return NS_OK; -} - -DirectoryProvider::AppendingEnumerator::AppendingEnumerator - (nsISimpleEnumerator* aBase, - char const *const *aAppendList) : - mBase(aBase), - mAppendList(aAppendList) -{ - // Initialize mNext to begin. - GetNext(nullptr); -} - -} // namespace browser -} // namespace mozilla |