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-rw-r--r--indra/newview/llsyntaxid.cpp226
-rw-r--r--indra/newview/llsyntaxid.h65
2 files changed, 291 insertions, 0 deletions
diff --git a/indra/newview/llsyntaxid.cpp b/indra/newview/llsyntaxid.cpp
new file mode 100644
index 0000000000..9ecbe8698d
--- /dev/null
+++ b/indra/newview/llsyntaxid.cpp
@@ -0,0 +1,226 @@
+/**
+ * @file LLSyntaxId
+ * @author Ima Mechanique
+ * @brief Handles downloading, saving, and checking of LSL keyword/syntax files
+ * for each region.
+ *
+ * $LicenseInfo:firstyear=2013&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2013, 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 "llhttpclient.h"
+#include "llagent.h"
+#include "llappviewer.h"
+#include "llcurl.h"
+#include "llenvmanager.h"
+#include "llsdserialize.h"
+#include "llsyntaxid.h"
+
+//-----------------------------------------------------------------------------
+// fetchKeywordsFileResponder
+//-----------------------------------------------------------------------------
+class fetchKeywordsFileResponder : public LLCurl::Responder
+{
+ std::string mFileSpec;
+public:
+ fetchKeywordsFileResponder(std::string filespec)
+ {
+ mFileSpec = filespec;
+ }
+
+ void errorWithContent(U32 status, const std::string& reason, const LLSD& content)
+ {
+ LL_WARNS("")
+ << "fetchKeywordsFileResponder error [status:"
+ << status
+ << "]: "
+ << content
+ << LL_ENDL;
+ }
+
+ void result(LLSD& content_ref)
+ {
+ LLSyntaxIdLSL::setKeywordsXml(content_ref);
+
+ std::stringstream str;
+ LLSDSerialize::toPrettyXML(content_ref, str);
+ LL_WARNS("")
+ << "fetchKeywordsFileResponder result:"
+ << str.str()
+ << "filename: '" << mFileSpec << "'"
+ << LL_ENDL;
+
+ // TODO save the damn str to disc
+ //llofstream file(mFileSpec, std::ios_base::out);
+ //file.write(str.str(), str.str().size());
+ //file.close();
+ }
+};
+
+//-----------------------------------------------------------------------------
+// LLSyntaxIdLSL
+//-----------------------------------------------------------------------------
+LLSyntaxIdLSL::LLSyntaxIdLSL() :
+ // Move these to signature?
+ mFilenameDefault("keywords_lsl_default.xml"),
+ mSimulatorFeature("LSLSyntaxId"),
+ mCapabilityName("LSLSyntax")
+{
+ mCurrentSyntaxId = LLUUID();
+ mFilenameCurrent = mFilenameDefault;
+ mFilenameLocation = LL_PATH_APP_SETTINGS;
+ checkSyntaxIdChange();
+ //LLEnvManagerNew::instance().setRegionChangeCallback(boost::bind(&LLSyntaxIdLSL::checkSyntaxIdChange(), this));
+}
+
+std::string LLSyntaxIdLSL::buildFilename(LLUUID& SyntaxId)
+{
+ std::string filename = "keywords_lsl_" + SyntaxId.asString() + "_" + gLastVersionChannel + ".llsd.xml";
+ return filename;
+}
+
+//-----------------------------------------------------------------------------
+// checkSyntaxIdChange()
+//-----------------------------------------------------------------------------
+bool LLSyntaxIdLSL::checkSyntaxIdChange()
+{
+ bool changed = false;
+ if (mRegion)
+ {
+ LL_WARNS("LSLSyntax")
+ << "REGION is '"
+ << mRegion->getName()
+ << "'"
+ << LL_ENDL;
+
+ if (!mRegion->capabilitiesReceived())
+ { // Shouldn't be possible, but experience shows that it's needed
+// mRegion->setCapabilitiesReceivedCallback(boost::bind(&LLSyntaxIdLSL::checkSyntaxIdChange, this));
+ LL_WARNS("LSLSyntax")
+ << "mRegion '"
+ << mRegion->getName()
+ << "' has not received capabilities yet! Setting a callback for when they arrive."
+ << LL_ENDL;
+ } else {
+ // get and check the hash
+ LLSD simFeatures;
+ mRegion->getSimulatorFeatures(simFeatures);
+ if (simFeatures.has("LSLSyntaxId"))
+ {
+ LLUUID SyntaxId = simFeatures["LSLSyntaxId"].asUUID();
+ if (mCurrentSyntaxId != SyntaxId)
+ {
+ // set the properties for the fetcher to use
+ mFilenameCurrent = buildFilename(SyntaxId);
+ mFilenameLocation = LL_PATH_CACHE;
+ mCurrentSyntaxId = SyntaxId;
+
+ LL_WARNS("LSLSyntax")
+ << "Region changed to '"
+ << mRegion->getName()
+ << "' it has LSLSyntaxId capability, and the new hash is '"
+ << SyntaxId
+ << "'"
+ << LL_ENDL;
+
+ changed = true;
+ } else {
+ LL_WARNS("LSLSyntax")
+ << "Region changed to '"
+ << mRegion->getName()
+ << "' it has the same LSLSyntaxId! Leaving hash as '"
+ << mCurrentSyntaxId
+ << "'"
+ << LL_ENDL;
+ }
+ } else {
+ // Set the hash to NULL_KEY to indicate use of default keywords file
+ if ( mCurrentSyntaxId.isNull() )
+ {
+ LL_WARNS("LSLSyntax")
+ << "Region does not have LSLSyntaxId capability, remaining with default keywords file!"
+ << LL_ENDL;
+ } else {
+ mCurrentSyntaxId = LLUUID();
+ mFilenameCurrent = mFilenameDefault;
+ mFilenameLocation = LL_PATH_APP_SETTINGS;
+
+ LL_WARNS("LSLSyntax")
+ << "Region does not have LSLSyntaxId capability, using default keywords file!"
+ << LL_ENDL;
+
+ changed = true;
+ }
+ }
+ }
+ }
+ return changed;
+}
+
+//-----------------------------------------------------------------------------
+// fetchKeywordsFile
+//-----------------------------------------------------------------------------
+bool LLSyntaxIdLSL::fetchKeywordsFile()
+{
+ bool fetched = false;
+ std::string cap_url = mRegion->getCapability(mCapabilityName);
+// mResponder->setFileSpec(mFilenameSpec);
+ if ( !cap_url.empty() )
+ {
+ LLHTTPClient::get(cap_url, mResponder);
+ }
+
+ return fetched;
+}
+
+void LLSyntaxIdLSL::initialise()
+{
+ mRegion = gAgent.getRegion();
+ if (checkSyntaxIdChange())
+ {
+ mFilenameFull = gDirUtilp->getExpandedFilename(
+ mFilenameLocation,
+ mFilenameCurrent
+ );
+ if ( !mCurrentSyntaxId.isNull() )
+ {
+ bool success = true;
+ if (!gDirUtilp->fileExists(mFilenameSpec))
+ {
+ mResponder = new fetchKeywordsFileResponder(mFilenameSpec);
+ success = fetchKeywordsFile();
+ }
+ }
+ // TODO add a signal here to tell the editor the hash has changed?
+ }
+
+ mRegion = NULL;
+}
+
+//-----------------------------------------------------------------------------
+// openKeywordsFile
+//-----------------------------------------------------------------------------
+void openKeywordsFile()
+{
+ ;
+}
diff --git a/indra/newview/llsyntaxid.h b/indra/newview/llsyntaxid.h
new file mode 100644
index 0000000000..6e5a97fd31
--- /dev/null
+++ b/indra/newview/llsyntaxid.h
@@ -0,0 +1,65 @@
+
+#ifndef LLSYSNTAXIDLSL_H
+#define LLSYSNTAXIDLSL_H
+
+#endif // LLSYSNTAXIDLSL_H
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llagent.h"
+#include "llenvmanager.h"
+#include "llhttpclient.h"
+#include "llviewerregion.h"
+
+
+//class LLKeywords;
+
+
+/**
+ * @file llsyntaxid.h
+ * @brief The LLSyntaxIdLSL class
+ */
+class LLSyntaxIdLSL
+{
+public:
+ /**
+ * @brief LLSyntaxIdLSL constructor
+ */
+ LLSyntaxIdLSL();
+
+ LLUUID getSyntaxId() const { return mCurrentSyntaxId; }
+
+ bool checkSyntaxIdChange();
+ std::string filenameCurrent() { return mFilenameCurrent; }
+ ELLPath filenamePath() { return mFilenameLocation; }
+ void initialise();
+ static void setKeywordsXml(LLSD& content) { LLSyntaxIdLSL::mKeywordsXml = content; }
+
+protected:
+ std::string buildFilename(LLUUID& SyntaxId);
+ bool fetchKeywordsFile();
+ void openKeywordsFile();
+ void setSyntaxId(LLUUID SyntaxId) { mCurrentSyntaxId = SyntaxId; }
+ void setFilenameCurrent(std::string& name) { mFilenameCurrent = name; }
+ void setFilenameDefault(std::string& name) { mFilenameDefault = name; }
+ void setSimulatorFeatureName(const std::string& name) { mSimulatorFeature = name; }
+
+public:
+ static LLHTTPClient::ResponderPtr mResponder;
+
+
+protected:
+// LLKeywords& mKeywords;
+ LLViewerRegion* mRegion;
+
+private:
+ std::string mCapabilityName;
+ LLUUID mCurrentSyntaxId;
+ std::string mFilenameCurrent;
+ std::string mFilenameDefault;
+ std::string mFilenameFull;
+ ELLPath mFilenameLocation;
+ std::string mFilenameSpec;
+ static LLSD mKeywordsXml;
+ std::string mSimulatorFeature;
+};
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