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/*
Copyright (C) 2009 Andrew Caudwell (acaudwell@gmail.com)
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 "cvs-exp.h"
Regex cvsexp_commitno_regex("^([0-9]{6}):");
Regex cvsexp_branch_regex("^BRANCH \\[(.+)\\]$");
Regex cvsexp_date_regex("^\\(date: ([0-9]{4})[-/]([0-9]{2})[-/]([0-9]{2}) ([0-9]{2}):([0-9]{2}):([0-9]{2})(?: [+-][0-9]{4})?;(.+)$");
Regex cvsexp_detail_regex("author: ([^;]+); state: ([^;]+);(.+)$");
//Regex cvsexp_lines_regex("lines: \\+([0-9]+) -([0-9]+)");
Regex cvsexp_entry_regex("\\| (.+),v:([0-9.]+),?");
Regex cvsexp_end_regex("^(=+)$");
std::string gGourceCvsExpLogCommand = "cvs-exp.pl -notree";
CVSEXPCommitLog::CVSEXPCommitLog(const std::string& logfile) : RCommitLog(logfile) {
}
// parse modified cvs format log entries
bool CVSEXPCommitLog::parseCommit(RCommit& commit) {
std::string line;
std::vector<std::string> entries;
if(!logf->getNextLine(line)) return false;
//skip empty line if there is one
if(line.size() == 0) {
if(!logf->getNextLine(line)) return false;
}
//read commit no
if(!cvsexp_commitno_regex.match(line, &entries)) return false;
//int commitno = atoi(entries[0].c_str());
//debugLog("commitno matched\n");
if(!logf->getNextLine(line)) return false;
//should be a branch
if(cvsexp_branch_regex.match(line, &entries)) {
//read next blank line
if(!logf->getNextLine(line)) return false;
if(line.size()) return false;
if(!logf->getNextLine(line)) return false;
}
//parse date
if(!cvsexp_date_regex.match(line, &entries)) return false;
//debugLog("date matched\n");
struct tm time_str;
time_str.tm_year = atoi(entries[0].c_str()) - 1900;
time_str.tm_mon = atoi(entries[1].c_str()) - 1;
time_str.tm_mday = atoi(entries[2].c_str());
time_str.tm_hour = atoi(entries[3].c_str());
time_str.tm_min = atoi(entries[4].c_str());
time_str.tm_sec = atoi(entries[5].c_str());
time_str.tm_isdst = -1;
commit.timestamp = mktime(&time_str);
//parse author,state
std::string rest = entries[6];
if(!cvsexp_detail_regex.match(rest, &entries)) return false;
//debugLog("author/state matched\n");
commit.username = entries[0];
std::string commit_state = entries[1];
/* not used
//if rest is not ')' parse lines
rest = entries[2];
// need to parse lines
if(rest.size() > 2) {
if(!cvsexp_lines_regex.match(rest, &entries)) return false;
}
*/
if(!logf->getNextLine(line)) return false;
std::string commit_action = (commit_state == "dead") ? "D" : "M";
while(cvsexp_entry_regex.match(line, &entries)) {
//ignore files in Attic - previously deleted file
if(entries[0].find("/Attic/") == std::string::npos) {
commit.addFile(entries[0], commit_action);
}
if(!logf->getNextLine(line)) return false;
}
//read blank line
if(!logf->getNextLine(line)) return false;
//std::string message;
//read commit message
while(logf->getNextLine(line) && line.size()) {
//if(message.size()) message += std::string("\n");
//message += line;
}
//read until end of commit or eof
while(logf->getNextLine(line)) {
if(cvsexp_end_regex.match(line,&entries)) {
//debugLog("read end of commit %s\n", entries[0].c_str());
break;
}
}
return true;
}
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