1 files changed, 136 insertions, 0 deletions
diff --git a/kicker/kicker/ui/query.cpp b/kicker/kicker/ui/query.cpp
new file mode 100644
index 000000000..12b9b6910
--- /dev/null
+++ b/kicker/kicker/ui/query.cpp
@@ -0,0 +1,136 @@
+/*****************************************************************
+
+   Copyright (c) 2006 Stephan Binner <binner@kde.org>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This program 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
+    General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; see the file COPYING.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+
+******************************************************************/
+
+#include "query.h"
+#include <kdebug.h>
+
+Query::Query()
+{
+   alternatives.setAutoDelete(true);
+}
+
+void Query::clear()
+{
+   query_term = TQString::null;
+   alternatives.clear();
+}
+
+void Query::set(const TQString &term)
+{
+   query_term = term;
+   alternatives.clear();
+
+   current_alternative = new Alternative;
+   current_part = TQString::null;
+   within_quotes = false;
+   exclude_part = false;
+
+   for (uint index=0;index<term.length();index++) {
+      if (current_part.isEmpty() && query_term[index]=='-')
+         exclude_part = true;
+      else if (term[index]=='\'' || term[index]=='"') {
+         if (within_quotes)
+            add_term();
+         else
+            within_quotes = true;
+      }
+      else if (!within_quotes && query_term[index]==' ')
+         add_term();
+      else if (!exclude_part && !within_quotes && query_term[index]=='O' && index+1<term.length() && query_term[index+1]=='R') {
+         index++;
+         alternatives.append(current_alternative);
+         current_alternative = new Alternative;
+         within_quotes = false;
+         exclude_part = false;
+         current_part = TQString::null;
+     }
+     else
+        current_part+=term[index];
+   }
+   add_term();
+   alternatives.append(current_alternative);
+
+#if 0
+   for (Alternative* alt=alternatives.first(); alt; alt=alternatives.next()) {
+      kdDebug() << "---" << endl;
+      kdDebug() << "*** includes = " << alt->includes << endl;
+      kdDebug() << "*** excludes = " << alt->excludes << endl;
+   }
+#endif
+}
+
+void Query::add_term() {
+   if (!current_part.isEmpty()) {
+      if (current_part.startsWith("*"))
+         current_part=current_part.mid(1);
+
+      if (current_part.endsWith("*"))
+         current_part=current_part.mid(0,current_part.length()-1);
+
+      if (exclude_part)
+         current_alternative->excludes+=current_part.lower();
+      else
+         current_alternative->includes+=current_part.lower();
+   }
+   within_quotes = false;
+   exclude_part = false;
+   current_part = TQString::null;
+}
+
+TQString Query::get() const
+{
+   return query_term;
+}
+
+bool Query::matches(const TQString &term)
+{
+   TQString lower_term = term.lower();
+
+   for (Alternative* alt=alternatives.first(); alt; alt=alternatives.next()) {
+      if (!alt->includes.count())
+         continue;
+
+      bool next_alternative = false;
+
+      for ( TQStringList::ConstIterator it = alt->excludes.begin(); it != alt->excludes.end(); ++it ) {
+         if ( lower_term.find(*it)!=-1 ) {
+            next_alternative = true;
+            continue;
+         }
+      }
+      if (next_alternative)
+         continue;
+
+      for ( TQStringList::ConstIterator it = alt->includes.begin(); it != alt->includes.end(); ++it ) {
+         if ( lower_term.find(*it)==-1 ) {
+            next_alternative = true;
+            continue;
+         }
+      }
+      if (next_alternative)
+         continue;
+
+//kdDebug() << "Found hit in '" << term << "'" << endl;
+      return true;
+   }
+
+   return false;
+}