File: imhist.in

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#! @im_path_perl@
################################################################
###
###				 imhist
###
### Author:  Internet Message Group <img@mew.org>
### Created: Jul  6, 1997
### Revised: Apr 23, 2007
###

BEGIN {
    @im_my_siteperl@
    @im_src_siteperl@
};

$Prog = 'imhist';
my $VERSION_DATE = "20100215";
my $VERSION_NUMBER = "150";
my $VERSION = "${Prog} version ${VERSION_DATE}(IM${VERSION_NUMBER})";
my $VERSION_INFORMATION = "${Prog} (IM ${VERSION_NUMBER}) ${VERSION_DATE}
Copyright (C) 1999 IM developing team
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
";

##
## Require packages
##

use IM::Config;
use IM::Address;
use IM::History;
use IM::Message;
use IM::Util;
use integer;
use strict;
use vars qw($Prog $EXPLANATION @OptConfig
	    @Hdr
	    $opt_lookup $opt_remove $opt_msg $opt_dump $opt_add
	    $opt_subfolders $opt_verbose $opt_debug $opt_help $opt_version);

##
## Environments
##

$EXPLANATION = "$VERSION
treat mail/news history database

Usage: imhist [OPTIONS]
";

@OptConfig = (
    'lookup;s;;'     => 'Look up an entry for specified message-id',
    'remove;s;;'     => 'Remove whole information on specified message-id',
    'msg;s;;'        => 'Message to be deleted if multiple in database',
    'dump;b;;'       => 'Dump database just for debugging',
    'add;f;;'        => 'Add information of messages in a specified folder',
    'subfolders;b;;' => 'Descend sub folders recursively (option for --add)',
    'verbose;b;;'    => 'With verbose messages',
    'debug;d;;'      => "With debug message",
    'help;b;;'       => "Display this help and exit",
    'version,V;b;;'    => "Output version information and exit",
    );

##
## Profile and option processing
##

init_opt(\@OptConfig);
read_cfg();
read_opt(\@ARGV); # help?
print("${VERSION_INFORMATION}") && exit $EXIT_SUCCESS if $opt_version;
help($EXPLANATION) && exit $EXIT_SUCCESS if $opt_help;
debug_option($opt_debug) if $opt_debug;

##
## Main
##

if (msgdbfile() eq '') {
    im_die("MsgDBFile is not defined.\n");
}
if ($opt_lookup ne '') {
    exit $EXIT_ERROR if (history_open(1) < 0);
#   unless ($opt_lookup =~ /^<.*>$/) {
#	im_warn("Message-ID should be surrounded by <>.\n");
#	exit $EXIT_ERROR;
#   }
    my $msg = history_lookup($opt_lookup, LookUpMsg);
    if ($msg eq '') {
	im_info("no entry found for $opt_lookup\n");
	exit $EXIT_ERROR;
    } else {
	print $msg . "\n";
    }
    history_close();
} elsif ($opt_remove ne '') {
    exit $EXIT_ERROR if (history_open(1) < 0);
#   unless ($opt_lookup =~ /^<.*>$/) {
#	im_warn("Message-ID should be surrounded by <>.\n");
#	exit $EXIT_ERROR;
#   }
    my $num = history_delete($opt_remove, $opt_msg);
    if ($num < 0) {
	im_warn("no entry found for $opt_remove\n");
	exit $EXIT_ERROR;
    }
    if ($opt_msg ne '' && $num > 0) {
	im_info("message $opt_msg for $opt_remove deleted\n");
    } else {
	im_info("entry for $opt_remove deleted\n");
    }
    history_close();
} elsif ($opt_dump) {
    exit $EXIT_ERROR if (history_open(0) < 0);
    history_dump();
    history_close();
} elsif ($opt_add ne '') {
    my $p = expand_path($opt_add);
    if (-f $p) {
	# single file
	if (history_open(1) < 0) {
	    exit $EXIT_ERROR;
	}
	add_msg_info($p, $opt_add);
	history_close();
    } elsif (-d $p) {
	# folder
	if (history_open(1) < 0) {
	    exit $EXIT_ERROR;
	}
	add_folder_info($p, $opt_add);
	history_close();
    } else {
	im_warn("no message found to add.\n");
	exit $EXIT_ERROR;
    }
} else {
    im_warn("no option specified.\n");
    exit $EXIT_ERROR;
}

exit $EXIT_SUCCESS;

sub add_msg_info($$) {
    my($path, $msg) = @_;
    local(@Hdr) = ();
    if (im_open(\*MSG, "<$path")) {
	&read_header(\*MSG, \@Hdr, 0);
	my $mid = &header_value(\@Hdr, 'Message-ID');
#	my $dt = &header_value(\@Hdr, 'Date');
	my $ver = &extract_addr(&header_value(\@Hdr, 'Mime-Version'));
	$ver =~ s/\s//g;
	my $master = '';
	if ($ver eq '1.0') {
	    my $ct = &header_value(\@Hdr, 'Content-Type') . ';';
	    $ct =~ s/\s//g;
	    if ($ct =~ m|^Message/partial;(.*;)?id=([^;]+);|i) {
		$master = $2;
		$master =~ s/^"(.*)"$/$1/;
	    }
	}
	if ($mid ne '') {
	    history_store($mid, $msg);
	    history_store("partial:$master", $mid) if ($master ne '');
	}
	close (MSG);
	return 0;
    }
    return -1;
}

sub add_folder_info($$) {
    my($dir, $folder) = @_;
    $dir =~ s|/$||;
    im_info("Entering folder $dir\n");
    chdir ($dir);
    unless (opendir(FOLDER, $dir)) {
	im_warn("can't read $dir\n");
	return -1;
    }
    my @lower = ();
    my $f;
    foreach $f (readdir(FOLDER)) {
	if ($f eq '.' || $f eq '..') {
	} elsif ($f =~ /^\d+$/ && -f $f) {
	    print(" $f\n");
	    add_msg_info($f, "$folder/$f");
	} elsif (-d $f) {
	    push(@lower, $f);
	}
    }
    closedir(FOLDER);
    if ($opt_subfolders eq '1') {
	my $l;
	foreach $l (@lower) {
	    if ($folder eq '+') {
		add_folder_info("$dir/$l", "+$l");
	    } else {
		add_folder_info("$dir/$l", "$folder/$l");
	    }
	}
    }
}

__END__

=head1 NAME

imhist - treat mail/news history database

=head1 SYNOPSIS

B<imhist> [OPTIONS]

=head1 DESCRIPTION

The I<imhist> command handles mail/news history database.

This command is provided by IM (Internet Message).

=head1 OPTIONS

=over 5

=item I<-l, --lookup=STRING>

Look up an entry for specified message-id.

=item I<-r, --remove=STRING>

Remove whole information on specified message-id.

=item I<-m, --msg=STRING>

Message to be deleted if multiple in database.

=item I<-d, --dump={on,off}>

Dump database just for debugging.

=item I<-a, --add=FOLDER>

Add information of messages in a specified folder.

=item I<-s, --subfolders={on,off}>

Descend sub folders recursively (option for --add).

=item I<-v, --verbose={on,off}>

Print verbose messages when running.

=item I<--debug=DEBUG_OPTION>

Print debug messages when running.

=item I<-h, --help>

Display help message and exit.

=item I<--version>

Output version information and exit.

=back

=head1 COPYRIGHT

IM (Internet Message) is copyrighted by IM developing team.
You can redistribute it and/or modify it under the modified BSD
license.  See the copyright file for more details.

=cut

### Copyright (C) 1997, 1998, 1999 IM developing team
### All rights reserved.
### 
### Redistribution and use in source and binary forms, with or without
### modification, are permitted provided that the following conditions
### are met:
### 
### 1. Redistributions of source code must retain the above copyright
###    notice, this list of conditions and the following disclaimer.
### 2. Redistributions in binary form must reproduce the above copyright
###    notice, this list of conditions and the following disclaimer in the
###    documentation and/or other materials provided with the distribution.
### 3. Neither the name of the team nor the names of its contributors
###    may be used to endorse or promote products derived from this software
###    without specific prior written permission.
### 
### THIS SOFTWARE IS PROVIDED BY THE TEAM AND CONTRIBUTORS ``AS IS'' AND
### ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
### IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
### PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE TEAM OR CONTRIBUTORS BE
### LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
### CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
### SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
### BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
### WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
### OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
### IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

### Local Variables:
### mode: perl
### End: