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# Xerl (c) 2005-2011, Dipl.-Inform. (FH) Paul C. Buetow
#
# E-Mail: xerl@dev.buetow.org WWW: http://xerl.buetow.org
#
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * 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.
# * Neither the name of buetow.org 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 Paul C. Buetow ``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 Paul C. Buetow 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.
package Xerl::XML::Element;
use strict;
use warnings;
use Xerl::Base;
sub starttag($$) {
my Xerl::XML::Element $self = $_[0];
my ( $name, $temp ) = ( $_[1], undef );
return $self if $self->get_name() eq $name;
return undef if ref $self->get_array() ne 'ARRAY';
for ( @{ $self->get_array() } ) {
$temp = $_->starttag($name);
return $temp if defined $temp;
}
return undef;
}
sub starttag2($$$) {
my Xerl::XML::Element $self = $_[0];
my ( $name, $after ) = @_[ 1 ... 2 ];
my Xerl::XML::Element $element = $self->starttag($name);
return $element->starttag($after) if defined $element;
return undef;
}
sub params_str($) {
my Xerl::XML::Element $self = $_[0];
my $params = $self->get_params();
return if $params eq '';
return join '', map { " $_=\"" . $params->{$_} . '"' } keys %$params;
}
# Only for testing
sub print($) {
my Xerl::XML::Element $self = $_[0];
print $self. "::print(\$)\n";
my $sub;
$sub = sub {
my ( $element, $spaceing ) = @_;
my $spaces = ' ' x $spaceing;
print $spaces, '<', $element->get_name(), ">\n";
print "$spaces [$_=", _no_newline( $$element{$_} ), "]\n"
for keys %$element;
#if ($element->exists('params')) {
if ( $element->params_exists() ) {
print "$spaces Params:\n";
while ( my ( $key, $val ) = each %{ $element->get_params() } ) {
print "$spaces $key=$val\n";
}
}
return unless ref $element->get_array() eq 'ARRAY';
$sub->( $_, $spaceing + 1 ) for @{ $element->get_array() };
};
$sub->( $self, 0 );
print $self. "::print(\$)::END\n";
return undef;
}
sub _no_newline($) {
my $line = $_[0];
$line =~ s/\n//g;
return $line;
}
1;
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