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package WebService::Tagzania::Request ; |
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14
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use warnings ; |
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51
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use strict ; |
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use Carp ; |
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177
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1823
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use URI ; |
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15712
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72
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1924
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use HTTP::Request ; |
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48153
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77
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9
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2300
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use Data::Dumper ; |
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24343
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858
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10
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11
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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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1
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my $class = shift ; |
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1
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my $rh_params = shift ; |
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1
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10
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my $self = new HTTP::Request ; |
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1
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50
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33
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94
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return unless $rh_params |
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21
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&& defined $rh_params |
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&& ref $rh_params eq 'HASH' ; |
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1
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$self->{args} = $rh_params ; |
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$self->method('POST') ; |
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my $uri = 'http://www.tagzania.com/xml/bounds/index_html' ; |
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1
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$self->{uri} = $uri ; |
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1
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bless $self, $class ; |
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1
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return $self ; |
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} |
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36
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=head2 encode_arguments |
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38
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internal function: encode the arguments into the url |
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40
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=cut |
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42
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sub encode_arguments { |
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1
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my $self = shift ; |
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1
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my $rh_params = $self->{args} ; |
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1
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10
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my $url = URI->new( $self->{uri}, 'http' ) ; |
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48
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1
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0
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9368
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unless ( &validate_arguments( $rh_params ) ) { |
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croak "Invalid or missing arguments\n" ; |
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} |
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52
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0
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$url->query_form( %$rh_params ) ; |
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0
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return $url ; |
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55
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} |
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57
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=head2 validate_arguments |
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58
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59
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internal function: validate the query arguments |
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60
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61
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=cut |
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62
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63
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sub validate_arguments { |
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1
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1
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my $rh_params = shift ; |
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66
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1
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50
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33
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13
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return unless $rh_params |
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33
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67
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&& defined $rh_params |
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68
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&& ref $rh_params eq 'HASH' ; |
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70
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1
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0
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33
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unless ( exists $rh_params->{start} && defined $rh_params->{start} |
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33
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33
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33
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33
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33
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33
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0
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0
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71
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&& exists $rh_params->{number} && defined $rh_params->{number} |
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72
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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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76
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) { |
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77
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1
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23
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croak "Invalid or missing arguments.\nPlease reffer to the documentation for required arguments." ; |
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78
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} |
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80
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0
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return 1 ; |
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82
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} |
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84
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=head1 NAME |
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85
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86
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WebService::Tagzania::API - Tagzania API Interface |
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87
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88
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=head1 SYNOPSIS |
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89
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90
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use WebService::Tagzania::API; |
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91
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my $tagobj = new WebService::Tagzania::API() ; |
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92
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93
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my $rh_params = { |
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94
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start => 0, |
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95
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number => 200, |
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96
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minlng => -9.25, |
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97
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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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100
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} ; |
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101
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102
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my $results = $api->query( $rh_params ) ; |
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103
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104
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next unless |
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105
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$results->{_msg} eq 'OK' ; |
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106
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107
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my $content = $results->{_content} ; |
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108
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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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112
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113
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Base class for the Tagzania API Request object. |
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114
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115
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=head1 BUGS |
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117
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None. |
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118
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That I know of ;) |
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119
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120
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=head1 AUTHOR |
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121
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122
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Spiros Denaxas |
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CPAN ID: SDEN |
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124
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Lokku Ltd |
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125
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s [dot] denaxas [@] gmail [dot]com |
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126
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http://idaru.blogspot.com |
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127
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http://www.nestoria.co.uk |
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128
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129
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=head1 COPYRIGHT |
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130
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131
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This program is free software; you can redistribute |
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132
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it and/or modify it under the same terms as Perl itself. |
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133
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134
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The full text of the license can be found in the |
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135
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LICENSE file included with this module. |
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136
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137
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138
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=head1 SEE ALSO |
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139
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140
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L, L, L |
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141
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142
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=cut |
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143
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144
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145
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1 ; |