discourse-legacysite-perl/site/slowtwitch.com/cgi-bin/articles/GT/Mail/Editor/Text.pm
2024-06-17 21:49:12 +10:00

148 lines
5.0 KiB
Perl

package GT::Mail::Editor::Text;
use vars qw/$ERROR_MESSAGE/;
use strict;
use bases 'GT::Mail::Editor' => '';
$ERROR_MESSAGE = 'GT::Mail::Editor';
sub display {
# ----------------------------------------------------------------
my ( $self, $tags ) = @_;
my $page = $self->{text_tpl_name};
if ( $self->{fields}{page} and $self->{fields}{page} =~ /^(?:editor|email)_/ ) {
$page = $self->{fields}{page};
}
my $ret = $self->print_page( $page, $tags );
$self->{displayed} = 1;
return $ret;
}
sub message_from_input {
# ----------------------------------------------------------------
my ( $self ) = @_;
$self->set_headers;
# If we have a part ID, this isn't a new text part
my ( $part, $id );
$part = $self->{part};
$part->set( 'content-type' => 'text/plain; charset="'.( $self->{fields}{charset} || 'US-ASCII' ).'"' );
if ( exists( $self->{fields}{msg} ) ) {
$part->body_data( $self->{fields}{msg} );
}
}
sub munge_message {
# ----------------------------------------------------------------
my ( $self ) = @_;
my $root_part = $self->{message}->root_part;
# Simple case if the message is not multipart
my ( $text_part, $html_part, $related_part, $alt_part );
if ( !$root_part->is_multipart ) {
$text_part = $root_part;
}
# We have a multipart. First thing we do is look for an alternative part
# to use.
else {
# First we look for the proper alternative mime parts
$alt_part = ($self->{message}->find_multipart( 'alternative' ))[0];
if ( $alt_part ) {
my @alt_parts = $alt_part->parts;
for ( @alt_parts ) {
if ( $_->content_type eq 'text/plain' ) {
$text_part = $self->{message}->delete_part( $_ );
}
elsif ( $_->content_type eq 'text/html' ) {
$html_part = $self->{message}->delete_part( $_ );
}
}
if ( !$text_part and $html_part ) {
$text_part = $self->{message}->new_part(
'content-type' => 'text/plain',
-body_data => $self->html_to_text( $html_part->body_data )
);
}
elsif ( !$text_part ) {
$text_part = $self->{message}->new_part(
'content-type' => 'text/plain',
-body_data => ''
);
}
# Make anything we can not view an attachment
$self->{message}->move_parts_last(
$root_part,
map {
unless ( $_->is_multipart ) {
$_->set( 'content-disposition' => 'attachment' );
}
$_;
} $alt_part->parts
);
if ( $alt_part == $root_part ) {
$alt_part->set( 'content-type' => 'multipart/mixed' );
}
else {
$self->{message}->delete_part( $alt_part );
}
$self->{message}->add_parts_start( $self->{message}->root_part, $text_part );
}
else {
# Else we can just stick the text part at the beginning
for my $part ( $self->{message}->all_parts ) {
my $disp = $part->mime_attr( 'content-disposition' );
next if $disp and $disp eq 'attachment';
if ( $part->content_type eq 'text/plain' ) {
$text_part = $self->{message}->delete_part( $part );
}
elsif ( $part->content_type eq 'text/html' ) {
$html_part = $self->{message}->delete_part( $part );
}
}
if ( !$text_part and $html_part ) {
$text_part = $self->{message}->new_part(
'content-type' => 'text/plain',
-body_data => $self->html_to_text( $html_part->body_data )
);
}
elsif ( !$text_part ) {
$text_part = $self->{message}->new_part(
'content-type' => 'text/plain',
-body_data => ''
);
}
$self->{message}->add_parts_start( $self->{message}->root_part, $text_part );
}
}
my $parent = $self->{message}->parent_part( $text_part );
if ( $parent and $parent->content_type eq 'multipart/related' ) {
$parent->set( 'content-type' => 'multipart/mixed' );
}
$self->fix_alt_parts;
$self->fix_related_parts;
$self->delete_empty_multiparts;
$self->find_attachments( $text_part );
if ( @{[$self->{message}->all_parts]} == 1 and $self->{message}->root_part->is_multipart ) {
$self->{message}->delete_part( $text_part );
my $root_part = $self->{message}->root_part;
$root_part->set( 'content-type' => 'text/plain' );
$root_part->body_data( $text_part->body_data );
}
$self->{part} = $text_part;
}
sub html_part { return }
sub text_part { return shift()->{part} }
1;