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/*************************************************************************
*
* HTCd - Copyright (C) 1998-2006 Henrik Rydberg
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <mime/mailbox.h>
static int FromHead(const sref& body)
{
sref tag,from,rest=body;
Split(tag,rest);
Split(from,rest);
return tag==from_tag&&htcTime(0,rest)>=0;
}
/////////////////////////////////////////////////////////////////////
const mstring nextmsg_tag="\nFrom ";
const mstring sep_tag="--";
Message::Message()
{
}
int Message::Special(sref line)
{
line=Rest(line);
from=from0=First(line);
date=Rest(line);
idate=htcTime(0,date);
return idate>=0;
}
int Message::Handle(const sref& name,
const sref& rawval,
const sref& val,
const rrpile& opts)
{
mstring mime;
if(Mime::Handle(name,rawval,val,opts)) return 1;
else if(eqn(name,from_tag)) {
swrite sw(from);
decodeHeader(sw,mime,rawval);
}
else if(eqn(name,subject_tag)) {
swrite sw(subject);
decodeHeader(sw,mime,rawval);
}
else if(eqn(name,to_tag)) {
swrite sw(to);
decodeHeader(sw,mime,rawval);
}
else if(eqn(name,msgid_tag)) msgid=rawval;
else if(eqn(name,received_tag)) received.push_back(rawval);
else return 0;
return 1;
}
void Message::putHead(mstream& out) const
{
if(from0.nempty()) { out<<"From "<<from0<<" "<<date<<"\r\n"; }
if(putval(out,from_tag,from)) putend(out);
if(putval(out,subject_tag,subject)) putend(out);
if(putval(out,to_tag,to)) putend(out);
if(putval(out,msgid_tag,msgid)) putend(out);
for(spile::const_iterator p=received.begin();p!=received.end();p++)
if(putval(out,received_tag,*p)) putend(out);
Mime::putHead(out);
}
///////////////////////////////////////////////////////////////
void AppendMessage(FILE* fp,const sref& msg)
{
fwrite(msg.data(),1,msg.size(),fp);
}
void AppendMessages(FILE* fp,const Mailbox& box)
{
for(int i=0;i<box.size();i++) AppendMessage(fp,box[i]);
}
int PutMessages(const Mailbox& box,const mstring& path)
{
FILE* fp=fopen(path.c_str(),"w+");
if(!fp) return 0;
AppendMessages(fp,box);
return fclose(fp)==0;
}
int AppendMessages(const Mailbox& box,const mstring& path)
{
FILE* fp=fopen(path.c_str(),"a+");
if(!fp) return 0;
AppendMessages(fp,box);
return fclose(fp)==0;
}
///////////////////////////////////////////////////////////////
int GetMessages(Mailbox& box,const mstring& path)
{
mstring buffer; if(buffer.load(path)<0) return -1;
sref next,rest=buffer;
int old=box.size();
while(rest.nempty()) {
Message msg(rest);
if(msg.from0.empty()) break; // should not happen, I guess
if(msg.cont_length.nempty())
next=msg.body.right(atoi(msg.cont_length));
else if(msg.cont_type_boundary.nempty())
next=msg.body.past_first(sep_tag+msg.cont_type_boundary+sep_tag).right_first(nextmsg_tag).popf();
else
next=rest.right_first(nextmsg_tag).popf();
box.push_back(rest.left(next-rest));
rest=next.right_first_not_of(cset_ws);
while(rest.nempty()&&!FromHead(rest)) rest=rest.right_first(nextmsg_tag).popf();
}
return box.size()-old;
}
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