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/*
* Copyright (C) 2007 Thiago Macieira <thiago@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. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QTextStream>
#include <QFile>
#include <QDebug>
#include "ruleparser.h"
Rules::Rules(const QString &fn)
: filename(fn)
{
}
Rules::~Rules()
{
}
QList<Rules::Repository> Rules::repositories()
{
return m_repositories;
}
QList<Rules::Match> Rules::matchRules()
{
return m_matchRules;
}
void Rules::load()
{
QFile file(filename);
if (!file.open(QIODevice::ReadOnly))
return;
// initialize the regexps we will use
QRegExp repoLine("create repository\\s+(\\w+)", Qt::CaseInsensitive);
QRegExp repoBranchLine("branch\\s+(\\S+)\\s+from\\s+(\\S+)", Qt::CaseInsensitive);
QRegExp matchLine("match\\s+(.*)", Qt::CaseInsensitive);
QRegExp matchRepoLine("repository\\s+(\\w+)", Qt::CaseInsensitive);
QRegExp matchBranchLine("branch\\s+(\\S+)", Qt::CaseInsensitive);
QRegExp matchPathLine("path\\s+(.*)", Qt::CaseInsensitive);
QTextStream s(&file);
enum { ReadingNone, ReadingRepository, ReadingMatch } state = ReadingNone;
Repository repo;
Match match;
while (!s.atEnd()) {
QString origLine = s.readLine();
QString line = origLine.trimmed();
int hash = line.indexOf('#');
if (hash != -1) {
line.truncate(hash);
line = line.trimmed();
}
if (line.isEmpty())
continue;
if (state == ReadingRepository) {
if (repoBranchLine.exactMatch(line)) {
Repository::Branch branch;
branch.name = repoBranchLine.cap(0);
branch.branchFrom = repoBranchLine.cap(1);
repo.branches += branch;
}
} else if (state == ReadingMatch) {
if (matchRepoLine.exactMatch(line))
match.repository = matchRepoLine.cap(0);
else if (matchBranchLine.exactMatch(line))
match.branch = matchBranchLine.cap(0);
else if (matchPathLine.exactMatch(line))
match.path = matchPathLine.cap(0);
}
bool isRepositoryRule = repoLine.exactMatch(line);
bool isMatchRule = matchLine.exactMatch(line);
if (isRepositoryRule || isMatchRule) {
// save the current rule
if (state == ReadingRepository)
m_repositories += repo;
else if (state == ReadingMatch)
m_matchRules += match;
}
if (isRepositoryRule) {
// repository rule
state = ReadingRepository;
repo = Repository(); // clear
repo.name = repoLine.cap(0);
} else if (isMatchRule) {
// match rule
state = ReadingMatch;
match = Match();
match.rx = QRegExp(matchLine.cap(0), Qt::CaseSensitive, QRegExp::RegExp2);
} else {
qWarning() << "Malformed line in configure file:" << origLine;
state = ReadingNone;
}
}
}
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