1 files changed, 84 insertions, 0 deletions
diff --git a/indra/newview/lllicenseinfo.cpp b/indra/newview/lllicenseinfo.cpp
new file mode 100644
index 0000000000..e68b661763
--- /dev/null
+++ b/indra/newview/lllicenseinfo.cpp
@@ -0,0 +1,84 @@
+/** 
+ * @file lllicenseinfo.cpp
+ * @brief Routines to access library version and license information
+ * @author Aech Linden
+ *
+ * $LicenseInfo:firstyear=2021&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2021, 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 "lllicenseinfo.h"
+#include <boost/algorithm/string.hpp>
+#include "lldir.h"
+
+LLLicenseInfo::LLLicenseInfo()
+{
+    LL_DEBUGS("LicenseInfo") << "instantiating license info" << LL_ENDL;
+}
+
+void LLLicenseInfo::initSingleton()
+{
+    // Get the the map with name => {version, cpyrights}, from file created at build time
+    std::string licenses_path = gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, "packages-info.txt");
+    llifstream licenses_file;
+    licenses_file.open(licenses_path.c_str());        /* Flawfinder: ignore */
+    if (!licenses_file.is_open()) {
+        LL_INFOS("LicenseInfo") << "Could not read licenses file at " << licenses_path << LL_ENDL;
+        return;
+    }
+
+    LL_DEBUGS("LicenseInfo") << "Reading licenses file at " << licenses_path << LL_ENDL;
+    std::string license_line;
+    std::string name{}, version{}, copyright{};
+    while ( std::getline(licenses_file, license_line) )
+    {
+        if (license_line.empty())  // blank line starts a new library/version/copyright
+        {
+            if (!name.empty()) {  // Add what we have accumulated.
+                mLibraries.insert({name, {version, copyright}});
+            }
+            else
+            {
+                LL_WARNS("LicenseInfo") << "new line with no current data" << LL_ENDL;
+            }
+            name.clear();
+            version.clear();
+            copyright.clear();
+        }
+        else
+        {
+            if (name.empty()) { // No name yet. Parse this line into name and version.
+                auto name_termination_index = license_line.find(':');
+                if (name_termination_index == std::string::npos) // First line has no colon.
+                {
+                    name_termination_index = license_line.find_last_of(' ');
+                 }
+                name = license_line.substr(0, name_termination_index);
+                version = license_line.substr(name_termination_index + 1);
+                boost::algorithm::trim(version);
+            } else {
+                copyright += license_line;
+            }
+        }
+    }
+    licenses_file.close();
+}