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/**
* @file llviewerhelp.cpp
* @brief Utility functions for the Help system
* @author Soft Linden
*
* $LicenseInfo:firstyear=2009&license=viewergpl$
*
* Copyright (c) 2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llviewerhelputil.h"
#include "llcontrol.h"
#include "llstring.h"
#include "llsys.h"
#include "lluri.h"
#include "llversionviewer.h"
#include "llviewerversion.h"
//////////////////////////////////////////////
// Build a help URL from a topic and formatter
//static
std::string LLViewerHelpUtil::helpURLEncode( const std::string &component )
{
// Every character rfc3986 allows as unreserved in 2.3, minus the tilde
// which we may grant special meaning. Yay.
const char* allowed =
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz"
"0123456789"
"-._";
std::string escaped = LLURI::escape(component, allowed);
return escaped;
}
static std::string buildHelpVersion( const U32 ver_int )
{
std::ostringstream ver_str;
ver_str << ver_int;
return ver_str.str(); // not encoded - numbers are rfc3986-safe
}
//static
std::string LLViewerHelpUtil::buildHelpURL( const std::string &topic,
LLControlGroup &savedSettings,
const LLOSInfo &osinfo )
{
std::string helpURL = savedSettings.getString("HelpURLFormat");
LLSD substitution;
substitution["TOPIC"] = helpURLEncode(topic);
substitution["CHANNEL"] = helpURLEncode(savedSettings.getString("VersionChannelName"));
substitution["VERSION"] = helpURLEncode(llGetViewerVersion());
substitution["VERSION_MAJOR"] = buildHelpVersion(LL_VERSION_MAJOR);
substitution["VERSION_MINOR"] = buildHelpVersion(LL_VERSION_MINOR);
substitution["VERSION_PATCH"] = buildHelpVersion(LL_VERSION_PATCH);
substitution["VERSION_BUILD"] = buildHelpVersion(LL_VERSION_BUILD);
substitution["OS"] = helpURLEncode(osinfo.getOSStringSimple());
std::string language = savedSettings.getString("Language");
if( language.empty() || language == "default" )
{
language = savedSettings.getString("SystemLanguage");
}
substitution["LANGUAGE"] = helpURLEncode(language);
LLStringUtil::format(helpURL, substitution);
return helpURL;
}
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