/* Copyright (C) 2012 J.F.Dockes
* 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, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "autoconfig.h"
#include <stdio.h>
#include <sys/types.h>
#ifdef _WIN32
#include <regex>
#else
#include <regex.h>
#endif
#include <fnmatch.h>
#include <string>
#include "cstr.h"
#include "log.h"
#include "pathut.h"
#include "strmatcher.h"
using namespace std;
bool StrWildMatcher::match(const string& val) const
{
LOGDEB2("StrWildMatcher::match: [" << (m_sexp) << "] against [" << (val) << "]\n" );
int ret = fnmatch(m_sexp.c_str(), val.c_str(), FNM_NOESCAPE);
switch (ret) {
case 0: return true;
case FNM_NOMATCH: return false;
default:
LOGINFO("StrWildMatcher::match:err: e [" << (m_sexp) << "] s [" << (val) << "] (" << (url_encode(val)) << ") ret " << (ret) << "\n" );
return false;
}
}
string::size_type StrWildMatcher::baseprefixlen() const
{
return m_sexp.find_first_of(cstr_wildSpecStChars);
}
StrRegexpMatcher::StrRegexpMatcher(const string& exp)
: StrMatcher(exp), m_compiled(0), m_errcode(0)
{
setExp(exp);
}
bool StrRegexpMatcher::setExp(const string& exp)
{
if (m_compiled) {
#ifdef _WIN32
delete (regex*)m_compiled;
#else
regfree((regex_t*)m_compiled);
delete (regex_t*)m_compiled;
#endif
}
m_compiled = 0;
#ifdef _WIN32
try {
m_compiled = new regex(exp, std::regex_constants::nosubs |
std::regex_constants::extended);
} catch (...) {
m_reason = string("StrRegexpMatcher:regcomp failed for ")
+ exp + string("syntax error ?");
return false;
}
#else
m_compiled = new regex_t;
if ((m_errcode =
regcomp((regex_t*)m_compiled, exp.c_str(), REG_EXTENDED|REG_NOSUB))) {
char errbuf[200];
regerror(m_errcode, (regex_t*)m_compiled, errbuf, 199);
m_reason = string("StrRegexpMatcher:regcomp failed for ")
+ exp + string(errbuf);
return false;
}
#endif
m_sexp = exp;
return true;
}
StrRegexpMatcher::~StrRegexpMatcher()
{
if (m_compiled) {
#ifdef _WIN32
delete (regex *)m_compiled;
#else
regfree((regex_t*)m_compiled);
delete (regex_t*)m_compiled;
#endif
}
}
bool StrRegexpMatcher::match(const string& val) const
{
if (m_errcode)
return false;
#ifdef _WIN32
return regex_match(val, *((regex *)m_compiled));
#else
return regexec((regex_t*)m_compiled, val.c_str(), 0, 0, 0) != REG_NOMATCH;
#endif
}
string::size_type StrRegexpMatcher::baseprefixlen() const
{
return m_sexp.find_first_of(cstr_regSpecStChars);
}
bool StrRegexpMatcher::ok() const
{
return !m_errcode;
}