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package UI::Dialog::Backend::NotifySend;
###############################################################################
# Copyright (C) 2004-2016 Kevin C. Krinke <kevin@krinke.ca>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
###############################################################################
use 5.006;
use strict;
use warnings;
use Carp;
use UI::Dialog::Backend;
use FileHandle;
#: Ideas:
# - implement debugging code...
# - what about tail("/file")?
# - and my $fh = tail_pipe() ?
# (or pipe_start(), pipe_print() and pipe_close())
# - now here's a kicker, what about a "valid fonts" list and a
# suitable mechanism to use (and cache) `xlsfonts` to determine
# the font to use. Once the decision is made the decision should
# simply be enforced rather than revalidated again and again.
BEGIN {
use vars qw( $VERSION @ISA );
@ISA = qw( UI::Dialog::Backend );
$VERSION = '1.21';
}
sub new {
my $proto = shift();
my $class = ref($proto) || $proto;
my $cfg = ((ref($_[0]) eq "HASH") ? $_[0] : (@_) ? { @_ } : {});
my $self = {};
bless($self, $class);
$self->{'_opts'} = {};
#: Dynamic path discovery...
my $CFG_PATH = $cfg->{'PATH'};
if ($CFG_PATH) {
if (ref($CFG_PATH) eq "ARRAY") { $self->{'PATHS'} = $CFG_PATH; }
elsif ($CFG_PATH =~ m!:!) { $self->{'PATHS'} = [ split(/:/,$CFG_PATH) ]; }
elsif (-d $CFG_PATH) { $self->{'PATHS'} = [ $CFG_PATH ]; }
} elsif ($ENV{'PATH'}) { $self->{'PATHS'} = [ split(/:/,$ENV{'PATH'}) ]; }
else { $self->{'PATHS'} = ''; }
$self->{'_opts'}->{'bin'} = $self->_find_bin('notify-send');
unless (-x $self->{'_opts'}->{'bin'}) {
croak("the osd_cat binary could not be found at: ".$self->{'_opts'}->{'bin'});
}
$self->{'_opts'}->{'debug'} = $cfg->{'debug'} || undef;
$self->{'_opts'}->{'urgency'} = $self->cfg_escape($cfg->{'urgency'});
$self->{'_opts'}->{'expire-time'} = $self->cfg_escape($cfg->{'expire-time'});
$self->{'_opts'}->{'app-name'} = $self->cfg_escape($cfg->{'app-name'});
$self->{'_opts'}->{'icon'} = $self->cfg_escape($cfg->{'icon'});
$self->{'_opts'}->{'category'} = $self->cfg_escape($cfg->{'category'});
$self->{'_opts'}->{'hint'} = $self->cfg_escape($cfg->{'hint'});
$self->{'_opts'}->{'trust-input'} =
( exists $cfg->{'trust-input'}
&& $cfg->{'trust-input'}==1
) ? 1 : 0;
return($self);
}
#::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
#: Internal Methods
#:
my $SIG_CODE = {};
sub _del_display {
my $CODE = $SIG_CODE->{$$};
unless (not ref($CODE)) {
delete($CODE->{'_DISPLAY'});
$SIG_CODE->{$$} = "";
}
}
sub _gen_opt_str {
my $self = shift();
my $args = shift();
my $string = "";
if ($args->{'urgency'}) {
my $urgency = ($args->{'urgency'} =~ /^low|normal|critical$/i) ? lc($args->{'urgency'}) : undef;
$string .= " --urgency='".$urgency."'" unless not defined $urgency;
}
if ($args->{'expire-time'}) {
my $expire_time = ($args->{'expire-time'} =~ /^\d+$/i) ? $args->{'expire-time'} : undef;
$string .= " --expire-time='".$expire_time."'" unless not defined $expire_time;
}
if ($args->{'app-name'}) {
$string .= " --app-name=$args->{'app-name'}";
}
if ($args->{'icon'}) {
$string .= " --icon=$args->{'icon'}";
}
if ($args->{'category'}) {
$string .= " --category=$args->{'category'}";
}
if ($args->{'hint'}) {
$string .= " --hint=$args->{'hint'}";
}
$self->_debug("notify-send: ".$string,3);
return($string||" ");
}
#::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
#: Public Methods
#:
sub notify_send {
my $self = shift;
my $args = $self->_merge_attrs(@_);
my $cmnd = $self->{'_opts'}->{'bin'};
$cmnd .= $self->_gen_opt_str($args);
if (not exists $args->{'summary'} || not defined $args->{'summary'}) {
croak("notify_send requires at least the summary text.");
}
if ($args->{'summary'}) {
$cmnd .= " \"$args->{'summary'}\"";
}
if ($args->{'body'}) {
$cmnd .= " \"$args->{'body'}\"";
}
$self->_debug("".$cmnd);
system($cmnd." 2> /dev/null");
return;
}
1;
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