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+/**
+ * @file llimagefiltersmanager.cpp
+ * @brief Load image filters list and retrieve their path. Mostly used for Flickr UI at the moment.
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2014, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llimagefiltersmanager.h"
+
+#include "lldiriterator.h"
+#include "lltrans.h"
+
+std::string get_sys_dir()
+{
+ return gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, "filters", "");
+}
+
+//---------------------------------------------------------------------------
+// LLImageFiltersManager
+//---------------------------------------------------------------------------
+
+LLImageFiltersManager::LLImageFiltersManager()
+{
+}
+
+LLImageFiltersManager::~LLImageFiltersManager()
+{
+}
+
+// virtual static
+void LLImageFiltersManager::initSingleton()
+{
+ loadAllFilters();
+}
+
+void LLImageFiltersManager::loadAllFilters()
+{
+ // Load system (coming out of the box) filters
+ loadFiltersFromDir(get_sys_dir());
+}
+
+void LLImageFiltersManager::loadFiltersFromDir(const std::string& dir)
+{
+ mFiltersList.clear();
+
+ LLDirIterator dir_iter(dir, "*.xml");
+ while (1)
+ {
+ std::string file_name;
+ if (!dir_iter.next(file_name))
+ {
+ break; // no more files
+ }
+
+ // Get the ".xml" out of the file name to get the filter name. That's the one known in strings.xml
+ std::string filter_name_untranslated = file_name.substr(0,file_name.length()-4);
+
+ // Get the localized name for the filter
+ std::string filter_name_translated;
+ bool translated = LLTrans::findString(filter_name_translated, filter_name_untranslated);
+ std::string filter_name = (translated ? filter_name_translated: filter_name_untranslated);
+
+ // Store the filter in the list with its associated file name
+ mFiltersList[filter_name] = file_name;
+ }
+}
+
+// Note : That method is a bit heavy handed but the list of filters is always small (10 or so)
+// and that method is typically called only once when building UI widgets.
+const std::vector<std::string> LLImageFiltersManager::getFiltersList() const
+{
+ std::vector<std::string> filter_list;
+ for (std::map<std::string,std::string>::const_iterator it = mFiltersList.begin(); it != mFiltersList.end(); ++it)
+ {
+ filter_list.push_back(it->first);
+ }
+ return filter_list;
+}
+
+std::string LLImageFiltersManager::getFilterPath(const std::string& filter_name)
+{
+ std::string path = "";
+ std::map<std::string,std::string>::const_iterator it = mFiltersList.find(filter_name);
+ if (it != mFiltersList.end())
+ {
+ // Get the file name for that filter and build the complete path
+ std::string file = it->second;
+ std::string dir = get_sys_dir();
+ path = gDirUtilp->add(dir, file);
+ }
+ return path;
+}
+
+//============================================================================