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#!/usr/bin/perl
#======================================================================
# FILE: Component.pm
# CREATOR: eric 1 Mar 01
#
# (C) COPYRIGHT 2000, Eric Busboom <eric@civicknowledge.com>
#
# This library is free software; you can redistribute it and/or modify
# it under the terms of either:
#
# The LGPL as published by the Free Software Foundation, version
# 2.1, available at: https://www.gnu.org/licenses/lgpl-2.1.html
#
# Or:
#
# The Mozilla Public License Version 2.0. You may obtain a copy of
# the License at https://www.mozilla.org/MPL/
#======================================================================
package Net::ICal::Libical::Component;
use Net::ICal::Libical;
use strict;
sub new{
my $class = shift;
my $ical_str = shift; # Ical data in string form
my $self = {};
$self->{'comp_p'} = Net::ICal::Libical::icalparser_parse_string($ical_str);
die "Can't parse string into component" if !$self->{'comp_p'};
bless $self, $class;
}
sub new_from_ref {
my $class = shift;
my $r = shift;
my $self = {};
$self->{'comp_p'} = $r;
bless $self, $class;
}
# Destroy must call icalcomponent_free() if icalcomponent_get_parent()
# returns NULL
sub DESTROY {
my $self = shift;
my $c = $self->{'comp_p'};
if($c && !Net::ICal::Libical::icalcomponent_get_parent($c)){
Net::ICal::Libical::icalcomponent_free($c);
}
}
# Return an array of all properties of the given type
sub properties{
my $self = shift;
my $prop_name = shift;
my @props;
if(!$prop_name){
$prop_name = 'ANY';
}
# To loop over properties
# $comp_p = $self->{'comp_p'}
# $p = icallangbind_get_first_property($comp_p,$prop_name)
# $p = icallangbind_get_next_property($comp_p,$prop_name)
my $c = $self->{'comp_p'};
my $p;
for($p = Net::ICal::Libical::icallangbind_get_first_property($c,$prop_name);
$p;
$p = Net::ICal::Libical::icallangbind_get_next_property($c,$prop_name)){
my $d_string = Net::ICal::Libical::icallangbind_property_eval_string($p,"=>");
my %dict = %{eval($d_string)};
$dict{'ref'} = $p;
# Now, look at $dict{'value_type'} or $dict{'name'} to construct a
# derived class of Property. I'll do this later.
my $prop;
if($dict{'value_type'} eq 'DATE' or $dict{'value_type'} eq 'DATE-TIME'){
$prop = new Net::ICal::Libical::Time(\%dict);
} elsif($dict{'value_type'} eq 'DURATION' ) {
$prop = new Net::ICal::Libical::Duration(\%dict);
} else {
$prop = new Net::ICal::Libical::Property(\%dict);
}
push(@props,$prop);
}
return @props;
}
sub add_property {
# if there is a 'ref' key in the prop's dict, then it is owned by
# an icalcomponent, so dont add it again. But, you may check that
# it is owned by this component with:
# icalproperty_get_parent(p->{'ref'}') != $self->{'comp_p'}
# If there is no 'ref' key, then create one with $p->{'ref'} =
# icalproperty_new_from_string($p->as_ical_string)
}
sub remove_property {
# If $p->{'ref'} is set, then remove the property with
# icalcomponent_remove_property() }
}
# Return an array of all components of the given type
sub components {
my $self = shift;
my $comp_name = shift;
my @comps;
if(!$comp_name){
$comp_name = 'ANY';
}
my $c = $self->{'comp_p'};
my $p;
for($p = Net::ICal::Libical::icallangbind_get_first_component($c,$comp_name);
$p;
$p = Net::ICal::Libical::icallangbind_get_next_component($c,$comp_name)){
push(@comps, Net::ICal::Libical::Component->new_from_ref($p));
}
return @comps;
}
sub add_component {}
sub remove_component {}
sub as_ical_string {
my $self = shift;
return Net::ICal::Libical::icalcomponent_as_ical_string($self->{'comp_p'})
}
1;
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