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package WebService::Tagzania::Request ; |
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use warnings ; |
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use strict ; |
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use Carp ; |
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use URI ; |
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use HTTP::Request ; |
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48153
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use Data::Dumper ; |
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24343
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our $VERSION = 0.01 ; |
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our @ISA = qw ( HTTP::Request ) ; |
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sub new { |
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my $class = shift ; |
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my $rh_params = shift ; |
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my $self = new HTTP::Request ; |
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return unless $rh_params |
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&& defined $rh_params |
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&& ref $rh_params eq 'HASH' ; |
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$self->{args} = $rh_params ; |
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$self->method('POST') ; |
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my $uri = 'http://www.tagzania.com/xml/bounds/index_html' ; |
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$self->{uri} = $uri ; |
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bless $self, $class ; |
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return $self ; |
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} |
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=head2 encode_arguments |
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internal function: encode the arguments into the url |
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=cut |
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sub encode_arguments { |
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my $self = shift ; |
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my $rh_params = $self->{args} ; |
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my $url = URI->new( $self->{uri}, 'http' ) ; |
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unless ( &validate_arguments( $rh_params ) ) { |
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croak "Invalid or missing arguments\n" ; |
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} |
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$url->query_form( %$rh_params ) ; |
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return $url ; |
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} |
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=head2 validate_arguments |
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internal function: validate the query arguments |
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=cut |
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sub validate_arguments { |
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my $rh_params = shift ; |
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return unless $rh_params |
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&& defined $rh_params |
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&& ref $rh_params eq 'HASH' ; |
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unless ( exists $rh_params->{start} && defined $rh_params->{start} |
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&& exists $rh_params->{number} && defined $rh_params->{number} |
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&& exists $rh_params->{minlng} && defined $rh_params->{minlng} |
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&& exists $rh_params->{minlat} && defined $rh_params->{minlat} |
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&& exists $rh_params->{maxlng} && defined $rh_params->{maxlng} |
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&& exists $rh_params->{maxlat} && defined $rh_params->{maxlat} |
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) { |
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croak "Invalid or missing arguments.\nPlease reffer to the documentation for required arguments." ; |
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} |
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0
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return 1 ; |
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} |
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84
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=head1 NAME |
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86
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WebService::Tagzania::API - Tagzania API Interface |
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=head1 SYNOPSIS |
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use WebService::Tagzania::API; |
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my $tagobj = new WebService::Tagzania::API() ; |
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my $rh_params = { |
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start => 0, |
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number => 200, |
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minlng => -9.25, |
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minlat => 35.35, |
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maxlng => 4.55, |
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maxlat => 43.80, |
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} ; |
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my $results = $api->query( $rh_params ) ; |
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next unless |
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$results->{_msg} eq 'OK' ; |
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my $content = $results->{_content} ; |
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109
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# do something with the XML inside $content |
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111
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=head1 DESCRIPTION |
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113
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Base class for the Tagzania API Request object. |
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=head1 BUGS |
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None. |
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That I know of ;) |
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120
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=head1 AUTHOR |
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122
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Spiros Denaxas |
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CPAN ID: SDEN |
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Lokku Ltd |
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s [dot] denaxas [@] gmail [dot]com |
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http://idaru.blogspot.com |
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http://www.nestoria.co.uk |
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129
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=head1 COPYRIGHT |
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131
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This program is free software; you can redistribute |
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it and/or modify it under the same terms as Perl itself. |
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134
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The full text of the license can be found in the |
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LICENSE file included with this module. |
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137
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138
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=head1 SEE ALSO |
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140
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L, L, L |
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142
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=cut |
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144
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145
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1 ; |