From 5df79c53745fde5d6c3340a2979b1429cd5892c1 Mon Sep 17 00:00:00 2001
From: Henrik Rydberg <rydberg@euromail.se>
Date: Sat, 8 Oct 2011 20:30:28 +0200
Subject: Initial import of htcd system 1.0

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
---
 src/mime/mailbox.cc | 137 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 src/mime/mailbox.cc

(limited to 'src/mime/mailbox.cc')

diff --git a/src/mime/mailbox.cc b/src/mime/mailbox.cc
new file mode 100644
index 0000000..69f8140
--- /dev/null
+++ b/src/mime/mailbox.cc
@@ -0,0 +1,137 @@
+/*************************************************************************
+ *
+ * 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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