b2bd45eed8
-Added ReleaseSSE2 as a build target. -LL_VECTORIZE is silly and breaks things... -Small little tweaks. I have not tested if the cmake alterations work under linux and darwin. Hollar if broken.
243 lines
6.5 KiB
C++
243 lines
6.5 KiB
C++
/**
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* @file llservicebuilder.cpp
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* @brief Implementation of the LLServiceBuilder class.
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*
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* $LicenseInfo:firstyear=2007&license=viewergpl$
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*
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* Copyright (c) 2007-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#include "linden_common.h"
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#include "llapp.h"
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#include "llfile.h"
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#include "llservicebuilder.h"
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#include "llsd.h"
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#include "llsdserialize.h"
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void LLServiceBuilder::loadServiceDefinitionsFromFile(
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const std::string& service_filename)
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{
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llifstream service_file(service_filename, std::ios::binary);
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if(service_file.is_open())
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{
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LLSD service_data;
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LLSDSerialize::fromXML(service_data, service_file);
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service_file.close();
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// Load service
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LLSD service_map = service_data["services"];
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for(LLSD::array_iterator array_itr = service_map.beginArray();
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array_itr != service_map.endArray();
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++array_itr)
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{
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LLSD service_llsd = (*array_itr)["service-builder"];
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std::string service_name = (*array_itr)["name"].asString();
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createServiceDefinition(service_name, service_llsd);
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}
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llinfos << "loaded config file: " << service_filename << llendl;
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}
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else
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{
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llwarns << "unable to find config file: " << service_filename << llendl;
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}
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}
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void LLServiceBuilder::createServiceDefinition(
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const std::string& service_name,
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LLSD& service_llsd)
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{
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if(service_llsd.isString())
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{
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mServiceMap[ service_name ] = service_llsd.asString();
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}
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else if(service_llsd.isMap())
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{
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for(LLSD::map_iterator map_itr = service_llsd.beginMap();
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map_itr != service_llsd.endMap();
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++map_itr)
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{
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std::string compound_builder_name = service_name;
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compound_builder_name.append("-");
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compound_builder_name.append((*map_itr).first);
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mServiceMap[ compound_builder_name ] = (*map_itr).second.asString();
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}
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}
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}
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static
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bool starts_with(const std::string& text, const char* prefix)
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{
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return text.substr(0, strlen(prefix)) == prefix;
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}
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// TODO: Build a real services.xml for windows development.
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// and remove the base_url logic below.
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std::string LLServiceBuilder::buildServiceURI(const std::string& service_name)
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{
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std::ostringstream service_url;
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// Find the service builder
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std::map<std::string, std::string>::const_iterator it =
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mServiceMap.find(service_name);
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if(it != mServiceMap.end())
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{
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// construct the service builder url
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LLApp* app = LLApp::instance();
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if(app)
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{
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// We define a base-url for some development configurations
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// In production neither of these are defined and all services have full urls
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LLSD base_url;
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if (starts_with(service_name,"cap"))
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{
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base_url = app->getOption("cap-base-url");
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}
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if (base_url.asString().empty())
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{
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base_url = app->getOption("services-base-url");
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}
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service_url << base_url.asString();
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}
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service_url << it->second;
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}
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else
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{
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llwarns << "Cannot find service " << service_name << llendl;
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}
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return service_url.str();
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}
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std::string LLServiceBuilder::buildServiceURI(
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const std::string& service_name,
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const LLSD& option_map)
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{
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return russ_format(buildServiceURI(service_name), option_map);
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}
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std::string russ_format(const std::string& format_str, const LLSD& context)
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{
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std::string service_url(format_str);
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if(!service_url.empty() && context.isMap())
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{
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// throw in a ridiculously large limiter to make sure we don't
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// loop forever with bad input.
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int iterations = 100;
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bool keep_looping = true;
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while(keep_looping)
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{
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if(0 == --iterations)
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{
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keep_looping = false;
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}
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int depth = 0;
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int deepest = 0;
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bool find_match = false;
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std::string::iterator iter(service_url.begin());
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std::string::iterator end(service_url.end());
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std::string::iterator deepest_node(service_url.end());
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std::string::iterator deepest_node_end(service_url.end());
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// parse out the variables to replace by going through {}s
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// one at a time, starting with the "deepest" in series
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// {{}}, and otherwise replacing right-to-left
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for(; iter != end; ++iter)
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{
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switch(*iter)
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{
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case '{':
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++depth;
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if(depth > deepest)
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{
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deepest = depth;
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deepest_node = iter;
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find_match = true;
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}
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break;
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case '}':
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--depth;
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if(find_match)
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{
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deepest_node_end = iter;
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find_match = false;
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}
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break;
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default:
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break;
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}
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}
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if((deepest_node == end) || (deepest_node_end == end))
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{
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break;
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}
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//replace the variable we found in the {} above.
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// *NOTE: since the c++ implementation only understands
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// params and straight string substitution, so it's a
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// known distance of 2 to skip the directive.
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std::string key(deepest_node + 2, deepest_node_end);
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LLSD value = context[key];
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switch(*(deepest_node + 1))
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{
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case '$':
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if(value.isDefined())
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{
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service_url.replace(
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deepest_node,
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deepest_node_end + 1,
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value.asString());
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}
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else
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{
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llwarns << "Unknown key: " << key << " in option map: "
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<< LLSDOStreamer<LLSDNotationFormatter>(context)
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<< llendl;
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keep_looping = false;
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}
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break;
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case '%':
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{
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std::string query_str = LLURI::mapToQueryString(value);
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service_url.replace(
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deepest_node,
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deepest_node_end + 1,
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query_str);
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}
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break;
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default:
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llinfos << "Unknown directive: " << *(deepest_node + 1)
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<< llendl;
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keep_looping = false;
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break;
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}
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}
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}
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if (service_url.find('{') != std::string::npos)
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{
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llwarns << "Constructed a likely bogus service URL: " << service_url
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<< llendl;
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}
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return service_url;
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}
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