#ifndef lint
static char rcsid[] = "@(#$Id: mh_exec.cpp,v 1.9 2007-02-06 18:01:58 dockes Exp $ (C) 2005 J.F.Dockes";
#endif
/*
* 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 "execmd.h"
#include "mh_exec.h"
#include "mh_html.h"
#include "debuglog.h"
#include "cancelcheck.h"
#ifndef NO_NAMESPACES
using namespace std;
#endif /* NO_NAMESPACES */
class MEAdv : public ExecCmdAdvise {
public:
void newData(int) {
CancelCheck::instance().checkCancel();
}
};
// Execute an external program to translate a file from its native format
// to html. Then call the html parser to do the actual indexing
bool MimeHandlerExec::next_document()
{
if (m_havedoc == false)
return false;
m_havedoc = false;
if (params.empty()) {
// Hu ho
LOGERR(("MimeHandlerExec::mkDoc: empty params\n"));
m_reason = "RECFILTERROR BADCONFIG";
return false;
}
// Command name
string cmd = params.front();
// Build parameter list: delete cmd name and add the file name
list<string>::iterator it = params.begin();
list<string>myparams(++it, params.end());
myparams.push_back(m_fn);
// Execute command and store the result text, which is supposedly html
string& html = m_metaData["content"];
html.erase();
ExecCmd mexec;
MEAdv adv;
mexec.setAdvise(&adv);
mexec.putenv(m_forPreview ? "RECOLL_FILTER_FORPREVIEW=yes" :
"RECOLL_FILTER_FORPREVIEW=no");
int status = mexec.doexec(cmd, myparams, 0, &html);
if (status) {
LOGERR(("MimeHandlerExec: command status 0x%x: %s\n",
status, cmd.c_str()));
// If the output string begins with RECFILTERROR, then it's
// interpretable error information
if (html.find("RECFILTERROR") == 0)
m_reason = html;
return false;
}
m_metaData["origcharset"] = m_defcharset;
// All recoll filters output utf-8
m_metaData["charset"] = "utf-8";
m_metaData["mimetype"] = "text/html";
return true;
}