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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2009-2012 Free Software Foundation, Inc.
GNU Mailutils 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 3, or (at your option)
any later version.
GNU Mailutils 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 GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#include <iostream>
#include <cstdlib>
#include <cstring>
#include <iomanip>
#include <mailutils/cpp/mailutils.h>
using namespace std;
using namespace mailutils;
void message_display_parts (Message& msg, int indent);
bool print_attachments = false;
int indent_level = 4;
void
print_file (const std::string& fname, int indent)
{
char buf[128];
FILE *fp = fopen (fname.c_str (), "r");
if (!fp)
{
cerr << "can't open file " << fname << ": " << strerror (errno) << endl;
return;
}
while (fgets (buf, sizeof buf, fp))
cout << setw (indent) << setfill (' ') << buf;
fclose (fp);
unlink (fname.c_str ());
}
int
main (int argc, char **argv)
{
int i = 0;
bool debug = false;
for (i = 1; i < argc; i++)
{
if (strcmp (argv[i], "-d") == 0)
debug = true;
else if (strcmp (argv[i], "-p") == 0)
print_attachments = true;
else if (strcmp (argv[i], "-i") == 0)
indent_level = strtoul (argv[++i], NULL, 0);
else
break;
}
/* Registration. */
registrar_record (mu_imap_record);
registrar_record (mu_pop_record);
registrar_record (mu_mbox_record);
registrar_set_default_record (mu_mbox_record);
MailboxDefault mbox (argv[i]);
/* Debugging trace. */
if (debug)
{
Debug debug = mbox.get_debug ();
debug.set_level (MU_DEBUG_LEVEL_UPTO (MU_DEBUG_PROT));
}
/* Open the mailbox for reading only. */
mbox.open ();
/* Iterate through the entire message set. */
size_t count = mbox.messages_count ();
for (size_t i = 1; i <= count; ++i)
{
Message msg = mbox.get_message (i);
Header hdr = msg.get_header ();
cout << "Message: " << i << endl;
cout << "From: " << hdr[MU_HEADER_FROM] << endl;
cout << "Subject: " << hdr.get_value (MU_HEADER_SUBJECT, "[none]") << endl;
cout << "Number of parts in message - " << msg.get_num_parts () << endl;
cout << "Total message size - "
<< msg.size () << "/" << msg.lines () << endl;
try {
message_display_parts (msg, 0);
}
catch (Exception& e)
{
cerr << e.method () << ": " << e.what () << endl;
}
}
mbox.close ();
return 0;
}
static void
print_message_part_sizes (Message& part, int indent)
{
Header hdr = part.get_header ();
Body body = part.get_body ();
cout << setw (indent) << setfill (' ') << "Message part size - ";
cout << part.size () << "/" << part.lines () << ": "
<< hdr.size () << "/" << hdr.lines () << ", "
<< body.size () << "/" << body.lines () << endl;
}
void
message_display_parts (Message& msg, int indent)
{
/* How many parts does the message has? */
size_t nparts = msg.get_num_parts ();
/* Iterate through all the parts. Treat type "message/rfc822"
differently, since it is a message of its own that can have other
subparts(recursive). */
for (int j = 1; j <= nparts; j++)
{
Message part = msg.get_part (j);
Header hdr = part.get_header ();
string type ("text/plain");
string encoding ("7bit");
try {
type = hdr[MU_HEADER_CONTENT_TYPE];
encoding = hdr[MU_HEADER_CONTENT_TRANSFER_ENCODING];
}
catch (Exception& e)
{
if (e.status () != MU_ERR_NOENT) {
cerr << e.method () << ": " << e.what () << endl;
exit (1);
}
}
cout << setw (indent) << setfill (' ')
<< "Type of part " << j << " = " << type << endl;
print_message_part_sizes (part, indent);
bool ismulti = part.is_multipart ();
if (type == "message/rfc822" || ismulti)
{
if (!ismulti)
part = part.unencapsulate ();
Header hdr = part.get_header ();
string from = hdr[MU_HEADER_FROM];
string subject = hdr.get_value (MU_HEADER_SUBJECT, "[none]");
cout << setw (indent) << setfill (' ')
<< "Encapsulated message : " << from << "\t" << subject << endl;
cout << setw (indent) << setfill (' ') << "Begin" << endl;
size_t nsubparts = part.get_num_parts ();
message_display_parts (part, indent + indent_level);
}
else if (strncasecmp (type.c_str (), "text/plain",
strlen ("text/plain")) == 0 ||
strncasecmp (type.c_str (), "text/html",
strlen ("text/html")) == 0 ||
type.empty ())
{
cout << setw (indent) << setfill (' ') << "Text Message" << endl;
cout << setw (indent) << setfill (' ') << "Begin" << endl;
Body body = part.get_body ();
Stream stream = body.get_stream ();
FilterStream filter (stream, encoding, 0, 0);
char buf[2048];
while (filter.readline (buf, sizeof (buf)) == 0 &&
filter.get_read_count ())
{
cout << setw (indent) << setfill (' ') << buf;
}
}
else
{
/* Save the attachements. */
string fname;
try {
fname = part.get_attachment_name ();
}
catch (Exception& e) {
fname = mailutils::tempname ();
}
cout << setw (indent) << setfill (' ')
<< "Attachment - saving " << "[" << fname << "]" << endl;
cout << setw (indent) << setfill (' ') << "Begin" << endl;
part.save_attachment ();
if (print_attachments)
print_file (fname, indent);
}
cout << endl << setw (indent) << setfill (' ') << "End" << endl;
}
}
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