diff options
author | Aqua-sama <aqua@iserlohn-fortress.net> | 2017-05-25 20:59:43 +0200 |
---|---|---|
committer | Aqua-sama <aqua@iserlohn-fortress.net> | 2017-05-25 20:59:43 +0200 |
commit | 1143429887f61d8b3c74a4c3a1fafca632eb4b87 (patch) | |
tree | 87e03b38241afb33c1e7dc70c299bfb824533429 /src/filter/regexp.cpp | |
parent | Merged FilterRule into FilterNode (diff) | |
download | smolbote-1143429887f61d8b3c74a4c3a1fafca632eb4b87.tar.xz |
Filter code refactoring
Diffstat (limited to 'src/filter/regexp.cpp')
-rw-r--r-- | src/filter/regexp.cpp | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/filter/regexp.cpp b/src/filter/regexp.cpp new file mode 100644 index 0000000..1f3c449 --- /dev/null +++ b/src/filter/regexp.cpp @@ -0,0 +1,72 @@ +/******************************************************************************* + ** + ** smolbote: yet another qute browser + ** Copyright (C) 2017 Xian Nox + ** + ** 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 3 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. If not, see <http://www.gnu.org/licenses/>. + ** + ******************************************************************************/ + +#include "regexp.h" + +RegExp::RegExp(const QString &pattern, PatternOptions options) : + QRegularExpression() +{ + setPattern(pattern); + setPatternOptions(options); +} + +bool RegExp::hasMatch(const QString &subject, int offset, MatchType matchType, MatchOptions matchOptions) const +{ + // Empty matches all + if(pattern().isEmpty()) { + return true; + } + + return QRegularExpression::match(subject, offset, matchType, matchOptions).hasMatch(); +} + +void RegExp::setWildcardPattern(const QString &pattern) +{ + QString parsed; + + for(int i=0; i<pattern.length(); i++) { + const QChar c = pattern.at(i); + switch (c.toLatin1()) { + case '*': + // remove * at the start and end + if(i != 0 && i != pattern.length()-1) { + parsed.append(".*"); + } + break; + case '^': + parsed.append("(?:[^\\w\\d\\_\\-\\.\\%]|$)"); + break; + case '|': + if(i == 0) { + // beginning of string + parsed.append('^'); + } else { + // end of string + parsed.append('$'); + } + break; + default: + parsed.append(c); + break; + } + } + + setPattern(parsed); +} |