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/* $Id: thread.cpp,v 1.10 2004/08/27 15:04:05 terpstra Exp $
*
* thread.cpp - Handle a thread/ command
*
* Copyright (C) 2002 - Wesley W. Terpstra
*
* License: GPL
*
* Authors: 'Wesley W. Terpstra' <wesley@terpstra.ca>
*
* 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; version 2.
*
* 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
*/
#define _XOPEN_SOURCE 500
#define _FILE_OFFSET_BITS 64
#include <Keys.h>
#include "commands.h"
#include "Threading.h"
#include "Cache.h"
int handle_thread(const Config& cfg, ESort::Reader* db, const string& param)
{
Request req = parse_request(param);
cfg.options = req.options;
if (!MessageId::is_full(req.options.c_str()) ||
req.options.length() != MessageId::full_len)
error(_("Bad request"), param,
_("The given parameter was not of the correct format. "
"A thread request must be formatted like: "
"thread/YYYYMMDD.HHMMSS.hashcode.xml"));
MessageId id(req.options.c_str());
string ok;
Summary source(id);
if ((ok = source.load(db, cfg)) != "")
error(_("Database thread source pull failure"), ok,
_("The specified message does not exist."));
Threading::Key spot;
Threading thread;
if ((ok = thread.load(db, source, spot)) != "" ||
(ok = thread.draw_tree(db)) != "")
error(_("Database thread tree load failure"), ok,
_("Something internal to the database failed. "
"Please contact the lurker user mailing list for "
"further assistence."));
set<string> lists;
for (Threading::Key j = 0; j < thread.size(); ++j)
{
Summary& sum = thread.getSummary(j);
if (!sum.loaded() && (ok = sum.load(db, cfg)) != "")
break;
const set<string>& mboxs = sum.mboxs();
set<string>::const_iterator i;
for (i = mboxs.begin(); i != mboxs.end(); ++i)
lists.insert(*i);
}
if (ok != "")
error(_("Database thread sumary load failure"), ok,
_("Something internal to the database failed. "
"Please contact the lurker user mailing list for "
"further assistence."));
Cache cache(cfg, "thread", param, req.ext);
cache.o << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
<< "<?xml-stylesheet type=\"text/xsl\" href=\"../fmt/thread.xsl\"?>\n"
<< "<thread xml:lang=\"" << req.language << "\">\n"
<< " " << cfg(req.language) << "\n"
<< " <hash>" << subject_hash(source.subject().c_str()) << "</hash>\n";
set<string>::const_iterator list;
for (list = lists.begin(); list != lists.end(); ++list)
{
Config::Lists::const_iterator desc = cfg.lists.find(*list);
if (desc == cfg.lists.end()) continue;
cache.o << " " << desc->second(req.language) << "\n";
}
int head = -1;
for (Threading::Key i = 0; i < thread.size(); ++i)
{
if (i == spot)
cache.o << " <row selected=\"true\">\n";
else cache.o << " <row>\n";
cache.o << " <tree>";
thread.draw_tree_row(cache.o, &head, i);
cache.o << "</tree>\n " << thread.getSummary(i) << "\n </row>\n";
}
cache.o << "</thread>\n";
return 0;
}
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