diff options
author | Rider Linden <rider@lindenlab.com> | 2015-05-28 14:02:36 -0700 |
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committer | Rider Linden <rider@lindenlab.com> | 2015-05-28 14:02:36 -0700 |
commit | aa47516e895fcc6c2ee8f43ee94e4be73a92a9da (patch) | |
tree | 087cfda5ad345a23b1b5ba4b19403c9034f36994 /indra/newview | |
parent | 7fb7e93a13356655e0827c083072e67fe1823fd4 (diff) |
Convert LSL syntax download to coroutine.
Diffstat (limited to 'indra/newview')
-rw-r--r-- | indra/newview/llsyntaxid.cpp | 139 | ||||
-rw-r--r-- | indra/newview/llsyntaxid.h | 10 |
2 files changed, 74 insertions, 75 deletions
diff --git a/indra/newview/llsyntaxid.cpp b/indra/newview/llsyntaxid.cpp index 802dff1ead..fbb800f881 100644 --- a/indra/newview/llsyntaxid.cpp +++ b/indra/newview/llsyntaxid.cpp @@ -34,67 +34,9 @@ #include "llhttpclient.h" #include "llsdserialize.h" #include "llviewerregion.h" +#include "llcorehttputil.h" //----------------------------------------------------------------------------- -// fetchKeywordsFileResponder -//----------------------------------------------------------------------------- -class fetchKeywordsFileResponder : public LLHTTPClient::Responder -{ -public: - fetchKeywordsFileResponder(const std::string& filespec) - : mFileSpec(filespec) - { - LL_DEBUGS("SyntaxLSL") << "Instantiating with file saving to: '" << filespec << "'" << LL_ENDL; - } - - /* virtual */ void httpFailure() - { - LL_WARNS("SyntaxLSL") << "failed to fetch syntax file [status:" << getStatus() << "]: " << getContent() << LL_ENDL; - } - - /* virtual */ void httpSuccess() - { - // Continue only if a valid LLSD object was returned. - const LLSD& content = getContent(); - if (content.isMap()) - { - if (LLSyntaxIdLSL::getInstance()->isSupportedVersion(content)) - { - LLSyntaxIdLSL::getInstance()->setKeywordsXml(content); - - cacheFile(content); - LLSyntaxIdLSL::getInstance()->handleFileFetched(mFileSpec); - } - else - { - LL_WARNS("SyntaxLSL") << "Unknown or unsupported version of syntax file." << LL_ENDL; - } - } - else - { - LL_WARNS("SyntaxLSL") << "Syntax file '" << mFileSpec << "' contains invalid LLSD." << LL_ENDL; - } - } - - void cacheFile(const LLSD& content_ref) - { - std::stringstream str; - LLSDSerialize::toXML(content_ref, str); - const std::string xml = str.str(); - - // save the str to disk, usually to the cache. - llofstream file(mFileSpec.c_str(), std::ios_base::out); - file.write(xml.c_str(), str.str().size()); - file.close(); - - LL_DEBUGS("SyntaxLSL") << "Syntax file received, saving as: '" << mFileSpec << "'" << LL_ENDL; - } - -private: - std::string mFileSpec; -}; - -//----------------------------------------------------------------------------- // LLSyntaxIdLSL //----------------------------------------------------------------------------- const std::string SYNTAX_ID_CAPABILITY_NAME = "LSLSyntax"; @@ -166,13 +108,72 @@ bool LLSyntaxIdLSL::syntaxIdChanged() //----------------------------------------------------------------------------- void LLSyntaxIdLSL::fetchKeywordsFile(const std::string& filespec) { - mInflightFetches.push_back(filespec); - LLHTTPClient::get(mCapabilityURL, - new fetchKeywordsFileResponder(filespec), - LLSD(), 30.f); + LLCoros::instance().launch("LLSyntaxIdLSL::fetchKeywordsFileCoro", + boost::bind(&LLSyntaxIdLSL::fetchKeywordsFileCoro, this, _1, mCapabilityURL, filespec)); LL_DEBUGS("SyntaxLSL") << "LSLSyntaxId capability URL is: " << mCapabilityURL << ". Filename to use is: '" << filespec << "'." << LL_ENDL; } +//----------------------------------------------------------------------------- +// fetchKeywordsFileCoro +//----------------------------------------------------------------------------- +void LLSyntaxIdLSL::fetchKeywordsFileCoro(LLCoros::self& self, std::string url, std::string fileSpec) +{ + LLCore::HttpRequest::policy_t httpPolicy(LLCore::HttpRequest::DEFAULT_POLICY_ID); + LLCoreHttpUtil::HttpCoroutineAdapter::ptr_t + httpAdapter(new LLCoreHttpUtil::HttpCoroutineAdapter("genericPostCoro", httpPolicy)); + LLCore::HttpRequest::ptr_t httpRequest(new LLCore::HttpRequest); + + std::pair<std::set<std::string>::iterator, bool> insrt = mInflightFetches.insert(fileSpec); + if (!insrt.second) + { + LL_WARNS("SyntaxLSL") << "Already downloading keyword file called \"" << fileSpec << "\"." << LL_ENDL; + return; + } + + LLSD result = httpAdapter->getAndYield(self, httpRequest, url); + + LLSD httpResults = result[LLCoreHttpUtil::HttpCoroutineAdapter::HTTP_RESULTS]; + LLCore::HttpStatus status = LLCoreHttpUtil::HttpCoroutineAdapter::getStatusFromLLSD(httpResults); + + mInflightFetches.erase(fileSpec); + + if (!status) + { + LL_WARNS("SyntaxLSL") << "Failed to fetch syntax file \"" << fileSpec << "\"" << LL_ENDL; + return; + } + + result.erase(LLCoreHttpUtil::HttpCoroutineAdapter::HTTP_RESULTS); + + if (isSupportedVersion(result)) + { + setKeywordsXml(result); + cacheFile(fileSpec, result); + loadKeywordsIntoLLSD(); + } + else + { + LL_WARNS("SyntaxLSL") << "Unknown or unsupported version of syntax file." << LL_ENDL; + } + +} + +//----------------------------------------------------------------------------- +// cacheFile +//----------------------------------------------------------------------------- +void LLSyntaxIdLSL::cacheFile(const std::string &fileSpec, const LLSD& content_ref) +{ + std::stringstream str; + LLSDSerialize::toXML(content_ref, str); + const std::string xml = str.str(); + + // save the str to disk, usually to the cache. + llofstream file(fileSpec.c_str(), std::ios_base::out); + file.write(xml.c_str(), str.str().size()); + file.close(); + + LL_DEBUGS("SyntaxLSL") << "Syntax file received, saving as: '" << fileSpec << "'" << LL_ENDL; +} //----------------------------------------------------------------------------- // initialize @@ -260,8 +261,8 @@ void LLSyntaxIdLSL::loadDefaultKeywordsIntoLLSD() // loadKeywordsFileIntoLLSD //----------------------------------------------------------------------------- /** - * @brief Load xml serialised LLSD - * @desc Opens the specified filespec and attempts to deserialise the + * @brief Load xml serialized LLSD + * @desc Opens the specified filespec and attempts to deserializes the * contained data to the specified LLSD object. indicate success/failure with * sLoaded/sLoadFailed members. */ @@ -276,7 +277,7 @@ void LLSyntaxIdLSL::loadKeywordsIntoLLSD() { if (isSupportedVersion(content)) { - LL_DEBUGS("SyntaxLSL") << "Deserialised: " << mFullFileSpec << LL_ENDL; + LL_DEBUGS("SyntaxLSL") << "Deserialized: " << mFullFileSpec << LL_ENDL; } else { @@ -317,12 +318,6 @@ void LLSyntaxIdLSL::handleCapsReceived(const LLUUID& region_uuid) } } -void LLSyntaxIdLSL::handleFileFetched(const std::string& filepath) -{ - mInflightFetches.remove(filepath); - loadKeywordsIntoLLSD(); -} - boost::signals2::connection LLSyntaxIdLSL::addSyntaxIDCallback(const syntax_id_changed_signal_t::slot_type& cb) { return mSyntaxIDChangedSignal.connect(cb); diff --git a/indra/newview/llsyntaxid.h b/indra/newview/llsyntaxid.h index 504fb0997e..47de94cea2 100644 --- a/indra/newview/llsyntaxid.h +++ b/indra/newview/llsyntaxid.h @@ -31,6 +31,8 @@ #include "llviewerprecompiledheaders.h" #include "llsingleton.h" +#include "lleventcoro.h" +#include "llcoros.h" class fetchKeywordsFileResponder; @@ -40,7 +42,7 @@ class LLSyntaxIdLSL : public LLSingleton<LLSyntaxIdLSL> friend class fetchKeywordsFileResponder; private: - std::list<std::string> mInflightFetches; + std::set<std::string> mInflightFetches; typedef boost::signals2::signal<void()> syntax_id_changed_signal_t; syntax_id_changed_signal_t mSyntaxIDChangedSignal; boost::signals2::connection mRegionChangedCallback; @@ -49,13 +51,15 @@ private: bool isSupportedVersion(const LLSD& content); void handleRegionChanged(); void handleCapsReceived(const LLUUID& region_uuid); - void handleFileFetched(const std::string& filepath); void setKeywordsXml(const LLSD& content) { mKeywordsXml = content; }; void buildFullFileSpec(); void fetchKeywordsFile(const std::string& filespec); void loadDefaultKeywordsIntoLLSD(); void loadKeywordsIntoLLSD(); - + + void fetchKeywordsFileCoro(LLCoros::self& self, std::string url, std::string fileSpec); + void cacheFile(const std::string &fileSpec, const LLSD& content_ref); + std::string mCapabilityURL; std::string mFullFileSpec; ELLPath mFilePath; |