diff options
Diffstat (limited to 'indra/llui/lltextparser.cpp')
-rw-r--r-- | indra/llui/lltextparser.cpp | 478 |
1 files changed, 239 insertions, 239 deletions
diff --git a/indra/llui/lltextparser.cpp b/indra/llui/lltextparser.cpp index e9fc6592d0..be195e1146 100644 --- a/indra/llui/lltextparser.cpp +++ b/indra/llui/lltextparser.cpp @@ -1,239 +1,239 @@ -/** - * @file lltextparser.cpp - * - * $LicenseInfo:firstyear=2001&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, 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 "linden_common.h" - -#include "lltextparser.h" - -#include "llsd.h" -#include "llsdserialize.h" -#include "llerror.h" -#include "lluuid.h" -#include "llstring.h" -#include "message.h" -#include "llmath.h" -#include "v4color.h" -#include "lldir.h" - -// -// Member Functions -// - -LLTextParser::LLTextParser() -: mLoaded(false) -{} - - -S32 LLTextParser::findPattern(const std::string &text, LLSD highlight) -{ - if (!highlight.has("pattern")) return -1; - - std::string pattern=std::string(highlight["pattern"]); - std::string ltext=text; - - if (!(bool)highlight["case_sensitive"]) - { - ltext = utf8str_tolower(text); - pattern= utf8str_tolower(pattern); - } - - size_t found=std::string::npos; - - switch ((S32)highlight["condition"]) - { - case CONTAINS: - found = ltext.find(pattern); - break; - case MATCHES: - found = (! ltext.compare(pattern) ? 0 : std::string::npos); - break; - case STARTS_WITH: - found = (! ltext.find(pattern) ? 0 : std::string::npos); - break; - case ENDS_WITH: - S32 pos = ltext.rfind(pattern); - if (pos >= 0 && (ltext.length()-pattern.length()==pos)) found = pos; - break; - } - return found; -} - -LLSD LLTextParser::parsePartialLineHighlights(const std::string &text, const LLColor4 &color, EHighlightPosition part, S32 index) -{ - loadKeywords(); - - //evil recursive string atomizer. - LLSD ret_llsd, start_llsd, middle_llsd, end_llsd; - - for (S32 i=index;i<mHighlights.size();i++) - { - S32 condition = mHighlights[i]["condition"]; - if ((S32)mHighlights[i]["highlight"]==PART && condition!=MATCHES) - { - if ( (condition==STARTS_WITH && part==START) || - (condition==ENDS_WITH && part==END) || - condition==CONTAINS || part==WHOLE ) - { - S32 start = findPattern(text,mHighlights[i]); - if (start >= 0 ) - { - S32 end = std::string(mHighlights[i]["pattern"]).length(); - S32 len = text.length(); - EHighlightPosition newpart; - if (start==0) - { - start_llsd[0]["text"] =text.substr(0,end); - start_llsd[0]["color"]=mHighlights[i]["color"]; - - if (end < len) - { - if (part==END || part==WHOLE) newpart=END; else newpart=MIDDLE; - end_llsd=parsePartialLineHighlights(text.substr( end ),color,newpart,i); - } - } - else - { - if (part==START || part==WHOLE) newpart=START; else newpart=MIDDLE; - - start_llsd=parsePartialLineHighlights(text.substr(0,start),color,newpart,i+1); - - if (end < len) - { - middle_llsd[0]["text"] =text.substr(start,end); - middle_llsd[0]["color"]=mHighlights[i]["color"]; - - if (part==END || part==WHOLE) newpart=END; else newpart=MIDDLE; - - end_llsd=parsePartialLineHighlights(text.substr( (start+end) ),color,newpart,i); - } - else - { - end_llsd[0]["text"] =text.substr(start,end); - end_llsd[0]["color"]=mHighlights[i]["color"]; - } - } - - S32 retcount=0; - - //FIXME These loops should be wrapped into a subroutine. - for (LLSD::array_iterator iter = start_llsd.beginArray(); - iter != start_llsd.endArray();++iter) - { - LLSD highlight = *iter; - ret_llsd[retcount++]=highlight; - } - - for (LLSD::array_iterator iter = middle_llsd.beginArray(); - iter != middle_llsd.endArray();++iter) - { - LLSD highlight = *iter; - ret_llsd[retcount++]=highlight; - } - - for (LLSD::array_iterator iter = end_llsd.beginArray(); - iter != end_llsd.endArray();++iter) - { - LLSD highlight = *iter; - ret_llsd[retcount++]=highlight; - } - - return ret_llsd; - } - } - } - } - - //No patterns found. Just send back what was passed in. - ret_llsd[0]["text"] =text; - LLSD color_sd = color.getValue(); - ret_llsd[0]["color"]=color_sd; - return ret_llsd; -} - -bool LLTextParser::parseFullLineHighlights(const std::string &text, LLColor4 *color) -{ - loadKeywords(); - - for (S32 i=0;i<mHighlights.size();i++) - { - if ((S32)mHighlights[i]["highlight"]==ALL || (S32)mHighlights[i]["condition"]==MATCHES) - { - if (findPattern(text,mHighlights[i]) >= 0 ) - { - LLSD color_llsd = mHighlights[i]["color"]; - color->setValue(color_llsd); - return true; - } - } - } - return false; //No matches found. -} - -std::string LLTextParser::getFileName() -{ - std::string path=gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, ""); - - if (!path.empty()) - { - path = gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, "highlights.xml"); - } - return path; -} - -void LLTextParser::loadKeywords() -{ - if (mLoaded) - {// keywords already loaded - return; - } - std::string filename=getFileName(); - if (!filename.empty()) - { - llifstream file; - file.open(filename.c_str()); - if (file.is_open()) - { - LLSDSerialize::fromXML(mHighlights, file); - } - file.close(); - mLoaded = true; - } -} - -bool LLTextParser::saveToDisk(LLSD highlights) -{ - mHighlights=highlights; - std::string filename=getFileName(); - if (filename.empty()) - { - LL_WARNS() << "LLTextParser::saveToDisk() no valid user directory." << LL_ENDL; - return false; - } - llofstream file; - file.open(filename.c_str()); - LLSDSerialize::toPrettyXML(mHighlights, file); - file.close(); - return true; -} +/**
+ * @file lltextparser.cpp
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, 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 "linden_common.h"
+
+#include "lltextparser.h"
+
+#include "llsd.h"
+#include "llsdserialize.h"
+#include "llerror.h"
+#include "lluuid.h"
+#include "llstring.h"
+#include "message.h"
+#include "llmath.h"
+#include "v4color.h"
+#include "lldir.h"
+
+//
+// Member Functions
+//
+
+LLTextParser::LLTextParser()
+: mLoaded(false)
+{}
+
+
+S32 LLTextParser::findPattern(const std::string &text, LLSD highlight)
+{
+ if (!highlight.has("pattern")) return -1;
+
+ std::string pattern=std::string(highlight["pattern"]);
+ std::string ltext=text;
+
+ if (!(bool)highlight["case_sensitive"])
+ {
+ ltext = utf8str_tolower(text);
+ pattern= utf8str_tolower(pattern);
+ }
+
+ size_t found=std::string::npos;
+
+ switch ((S32)highlight["condition"])
+ {
+ case CONTAINS:
+ found = ltext.find(pattern);
+ break;
+ case MATCHES:
+ found = (! ltext.compare(pattern) ? 0 : std::string::npos);
+ break;
+ case STARTS_WITH:
+ found = (! ltext.find(pattern) ? 0 : std::string::npos);
+ break;
+ case ENDS_WITH:
+ S32 pos = ltext.rfind(pattern);
+ if (pos >= 0 && (ltext.length()-pattern.length()==pos)) found = pos;
+ break;
+ }
+ return found;
+}
+
+LLSD LLTextParser::parsePartialLineHighlights(const std::string &text, const LLColor4 &color, EHighlightPosition part, S32 index)
+{
+ loadKeywords();
+
+ //evil recursive string atomizer.
+ LLSD ret_llsd, start_llsd, middle_llsd, end_llsd;
+
+ for (S32 i=index;i<mHighlights.size();i++)
+ {
+ S32 condition = mHighlights[i]["condition"];
+ if ((S32)mHighlights[i]["highlight"]==PART && condition!=MATCHES)
+ {
+ if ( (condition==STARTS_WITH && part==START) ||
+ (condition==ENDS_WITH && part==END) ||
+ condition==CONTAINS || part==WHOLE )
+ {
+ S32 start = findPattern(text,mHighlights[i]);
+ if (start >= 0 )
+ {
+ S32 end = std::string(mHighlights[i]["pattern"]).length();
+ S32 len = text.length();
+ EHighlightPosition newpart;
+ if (start==0)
+ {
+ start_llsd[0]["text"] =text.substr(0,end);
+ start_llsd[0]["color"]=mHighlights[i]["color"];
+
+ if (end < len)
+ {
+ if (part==END || part==WHOLE) newpart=END; else newpart=MIDDLE;
+ end_llsd=parsePartialLineHighlights(text.substr( end ),color,newpart,i);
+ }
+ }
+ else
+ {
+ if (part==START || part==WHOLE) newpart=START; else newpart=MIDDLE;
+
+ start_llsd=parsePartialLineHighlights(text.substr(0,start),color,newpart,i+1);
+
+ if (end < len)
+ {
+ middle_llsd[0]["text"] =text.substr(start,end);
+ middle_llsd[0]["color"]=mHighlights[i]["color"];
+
+ if (part==END || part==WHOLE) newpart=END; else newpart=MIDDLE;
+
+ end_llsd=parsePartialLineHighlights(text.substr( (start+end) ),color,newpart,i);
+ }
+ else
+ {
+ end_llsd[0]["text"] =text.substr(start,end);
+ end_llsd[0]["color"]=mHighlights[i]["color"];
+ }
+ }
+
+ S32 retcount=0;
+
+ //FIXME These loops should be wrapped into a subroutine.
+ for (LLSD::array_iterator iter = start_llsd.beginArray();
+ iter != start_llsd.endArray();++iter)
+ {
+ LLSD highlight = *iter;
+ ret_llsd[retcount++]=highlight;
+ }
+
+ for (LLSD::array_iterator iter = middle_llsd.beginArray();
+ iter != middle_llsd.endArray();++iter)
+ {
+ LLSD highlight = *iter;
+ ret_llsd[retcount++]=highlight;
+ }
+
+ for (LLSD::array_iterator iter = end_llsd.beginArray();
+ iter != end_llsd.endArray();++iter)
+ {
+ LLSD highlight = *iter;
+ ret_llsd[retcount++]=highlight;
+ }
+
+ return ret_llsd;
+ }
+ }
+ }
+ }
+
+ //No patterns found. Just send back what was passed in.
+ ret_llsd[0]["text"] =text;
+ LLSD color_sd = color.getValue();
+ ret_llsd[0]["color"]=color_sd;
+ return ret_llsd;
+}
+
+bool LLTextParser::parseFullLineHighlights(const std::string &text, LLColor4 *color)
+{
+ loadKeywords();
+
+ for (S32 i=0;i<mHighlights.size();i++)
+ {
+ if ((S32)mHighlights[i]["highlight"]==ALL || (S32)mHighlights[i]["condition"]==MATCHES)
+ {
+ if (findPattern(text,mHighlights[i]) >= 0 )
+ {
+ LLSD color_llsd = mHighlights[i]["color"];
+ color->setValue(color_llsd);
+ return true;
+ }
+ }
+ }
+ return false; //No matches found.
+}
+
+std::string LLTextParser::getFileName()
+{
+ std::string path=gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, "");
+
+ if (!path.empty())
+ {
+ path = gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, "highlights.xml");
+ }
+ return path;
+}
+
+void LLTextParser::loadKeywords()
+{
+ if (mLoaded)
+ {// keywords already loaded
+ return;
+ }
+ std::string filename=getFileName();
+ if (!filename.empty())
+ {
+ llifstream file;
+ file.open(filename.c_str());
+ if (file.is_open())
+ {
+ LLSDSerialize::fromXML(mHighlights, file);
+ }
+ file.close();
+ mLoaded = true;
+ }
+}
+
+bool LLTextParser::saveToDisk(LLSD highlights)
+{
+ mHighlights=highlights;
+ std::string filename=getFileName();
+ if (filename.empty())
+ {
+ LL_WARNS() << "LLTextParser::saveToDisk() no valid user directory." << LL_ENDL;
+ return false;
+ }
+ llofstream file;
+ file.open(filename.c_str());
+ LLSDSerialize::toPrettyXML(mHighlights, file);
+ file.close();
+ return true;
+}
|