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package OAuth::Lite2::Client::WebServer; |
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use strict; |
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use warnings; |
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use base 'Class::ErrorHandler'; |
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719
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use Params::Validate qw(HASHREF); |
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use Carp (); |
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use bytes (); |
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use URI; |
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use LWP::UserAgent; |
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use HTTP::Request; |
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use HTTP::Headers; |
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use Try::Tiny; |
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use OAuth::Lite2; |
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use OAuth::Lite2::Util qw(build_content); |
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use OAuth::Lite2::Formatters; |
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0
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20
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use OAuth::Lite2::Client::TokenResponseParser; |
21
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22
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=head1 NAME |
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24
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OAuth::Lite2::Client::WebServer - OAuth 2.0 Web Server Profile Client |
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26
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=head1 SYNOPSIS |
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28
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my $client = OAuth::Lite2::Client::WebServer->new( |
29
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id => q{my_client_id}, |
30
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secret => q{my_client_secret}, |
31
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authorize_uri => q{http://example.org/authorize}, |
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access_token_uri => q{http://example.org/token}, |
33
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); |
34
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35
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# redirect user to authorize page. |
36
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sub start_authorize { |
37
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my $your_app = shift; |
38
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my $redirect_url = $client->uri_to_redirect( |
39
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redirect_uri => q{http://yourapp/callback}, |
40
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scope => q{photo}, |
41
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state => q{optional_state}, |
42
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); |
43
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44
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$your_app->res->redirect( $redirect_url ); |
45
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} |
46
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47
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# this method corresponds to the url 'http://yourapp/callback' |
48
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sub callback { |
49
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my $your_app = shift; |
50
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51
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my $code = $your_app->request->param("code"); |
52
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53
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my $access_token = $client->get_access_token( |
54
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code => $code, |
55
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redirect_uri => q{http://yourapp/callback}, |
56
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) or return $your_app->error( $client->errstr ); |
57
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58
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$your_app->store->save( access_token => $access_token->access_token ); |
59
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$your_app->store->save( expires_at => time() + $access_token->expires_in ); |
60
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$your_app->store->save( refresh_token => $access_token->refresh_token ); |
61
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} |
62
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63
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sub refresh_access_token { |
64
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my $your_app = shift; |
65
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66
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my $access_token = $client->refresh_access_token( |
67
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refresh_token => $refresh_token, |
68
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) or return $your_app->error( $client->errstr ); |
69
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70
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$your_app->store->save( access_token => $access_token->access_token ); |
71
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$your_app->store->save( expires_at => time() + $access_token->expires_in ); |
72
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$your_app->store->save( refresh_token => $access_token->refresh_token ); |
73
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} |
74
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75
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76
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sub access_to_protected_resource { |
77
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my $your_app = shift; |
78
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79
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my $access_token = $your_app->store->get("access_token"); |
80
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my $expires_at = $your_app->store->get("expires_at"); |
81
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my $refresh_token = $your_app->store->get("refresh_token"); |
82
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83
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unless ($access_token) { |
84
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$your_app->start_authorize(); |
85
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return; |
86
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} |
87
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88
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if ($expires_at < time()) { |
89
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$your_app->refresh_access_token(); |
90
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return; |
91
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} |
92
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93
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my $req = HTTP::Request->new( GET => q{http://example.org/photo} ); |
94
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$req->header( Authorization => sprintf(q{OAuth %s}, $access_token) ); |
95
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my $agent = LWP::UserAgent->new; |
96
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my $res = $agent->request($req); |
97
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... |
98
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} |
99
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100
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101
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=head1 DESCRIPTION |
102
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103
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Client library for OAuth 2.0 Web Server Profile. |
104
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105
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=head1 METHODS |
106
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107
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=head2 new( %params ) |
108
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109
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=over 4 |
110
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111
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=item id |
112
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113
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Client ID |
114
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115
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=item secret |
116
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117
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Client secret |
118
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119
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=item authorize_uri |
120
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121
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authorization page uri on auth-server. |
122
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123
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=item access_token_uri |
124
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125
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token endpoint uri on auth-server. |
126
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127
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=item refresh_token_uri |
128
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129
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refresh-token endpoint uri on auth-server. |
130
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if you omit this, access_token_uri is used instead. |
131
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132
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=item agent |
133
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134
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user agent. if you omit this, LWP::UserAgent's object is set by default. |
135
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You can use your custom agent or preset-agents. |
136
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137
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See also |
138
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139
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L |
140
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L |
141
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L |
142
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143
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=back |
144
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145
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=cut |
146
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147
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sub new { |
148
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149
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my $class = shift; |
150
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151
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my %args = Params::Validate::validate(@_, { |
152
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id => 1, |
153
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secret => 1, |
154
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# format => { optional => 1 }, |
155
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authorize_uri => { optional => 1 }, |
156
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access_token_uri => { optional => 1 }, |
157
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refresh_token_uri => { optional => 1 }, |
158
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agent => { optional => 1 }, |
159
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}); |
160
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161
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my $self = bless { |
162
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id => undef, |
163
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secret => undef, |
164
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authorize_uri => undef, |
165
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access_token_uri => undef, |
166
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refresh_token_uri => undef, |
167
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last_request => undef, |
168
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last_response => undef, |
169
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%args, |
170
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}, $class; |
171
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172
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unless ($self->{agent}) { |
173
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$self->{agent} = LWP::UserAgent->new; |
174
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$self->{agent}->agent( |
175
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join "/", __PACKAGE__, $OAuth::Lite2::VERSION); |
176
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} |
177
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178
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$self->{format} ||= 'json'; |
179
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$self->{response_parser} = OAuth::Lite2::Client::TokenResponseParser->new; |
180
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181
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return $self; |
182
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} |
183
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184
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=head2 uri_to_redirect( %params ) |
185
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186
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=cut |
187
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188
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sub uri_to_redirect { |
189
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my $self = shift; |
190
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my %args = Params::Validate::validate(@_, { |
191
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redirect_uri => 1, |
192
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state => { optional => 1 }, |
193
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scope => { optional => 1 }, |
194
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immediate => { optional => 1 }, |
195
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uri => { optional => 1 }, |
196
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extra => { optional => 1, type => HASHREF }, |
197
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}); |
198
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199
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my %params = ( |
200
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response_type => 'code', |
201
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client_id => $self->{id}, |
202
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redirect_uri => $args{redirect_uri}, |
203
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); |
204
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$params{state} = $args{state} if $args{state}; |
205
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$params{scope} = $args{scope} if $args{scope}; |
206
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$params{immediate} = $args{immediate} if $args{immediate}; |
207
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208
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if ($args{extra}) { |
209
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for my $key ( keys %{$args{extra}} ) { |
210
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$params{$key} = $args{extra}{$key}; |
211
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} |
212
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} |
213
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214
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my $uri = $args{uri} |
215
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|| $self->{authorize_uri} |
216
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|| Carp::croak "uri not found"; |
217
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218
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$uri = URI->new($uri); |
219
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$uri->query_form(%params); |
220
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return $uri->as_string; |
221
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} |
222
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223
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=head2 get_access_token( %params ) |
224
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225
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execute verification, |
226
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and returns L object. |
227
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228
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=over 4 |
229
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230
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=item code |
231
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232
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Authorization-code that is issued beforehand by server |
233
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234
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=item redirect_uri |
235
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236
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The URL that has used for user authorization's callback |
237
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238
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=back |
239
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240
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=cut |
241
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242
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sub get_access_token { |
243
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my $self = shift; |
244
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245
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my %args = Params::Validate::validate(@_, { |
246
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code => 1, |
247
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redirect_uri => 1, |
248
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uri => { optional => 1 }, |
249
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# secret_type => { optional => 1 }, |
250
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# format => { optional => 1 }, |
251
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}); |
252
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253
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unless (exists $args{uri}) { |
254
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$args{uri} = $self->{access_token_uri} |
255
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|
|| Carp::croak "uri not found"; |
256
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} |
257
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258
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# $args{format} ||= $self->{format}; |
259
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260
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|
my %params = ( |
261
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grant_type => 'authorization_code', |
262
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|
client_id => $self->{id}, |
263
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|
client_secret => $self->{secret}, |
264
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|
code => $args{code}, |
265
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|
|
redirect_uri => $args{redirect_uri}, |
266
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|
# format => $args{format}, |
267
|
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|
|
); |
268
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269
|
|
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|
|
# $params{secret_type} = $args{secret_type} |
270
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|
|
# if $args{secret_type}; |
271
|
|
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|
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|
|
272
|
|
|
|
|
|
|
my $content = build_content(\%params); |
273
|
|
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|
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|
|
my $headers = HTTP::Headers->new; |
274
|
|
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|
|
|
|
$headers->header("Content-Type" => q{application/x-www-form-urlencoded}); |
275
|
|
|
|
|
|
|
$headers->header("Content-Length" => bytes::length($content)); |
276
|
|
|
|
|
|
|
my $req = HTTP::Request->new( POST => $args{uri}, $headers, $content ); |
277
|
|
|
|
|
|
|
|
278
|
|
|
|
|
|
|
my $res = $self->{agent}->request($req); |
279
|
|
|
|
|
|
|
$self->{last_request} = $req; |
280
|
|
|
|
|
|
|
$self->{last_response} = $res; |
281
|
|
|
|
|
|
|
|
282
|
|
|
|
|
|
|
my ($token, $errmsg); |
283
|
|
|
|
|
|
|
try { |
284
|
|
|
|
|
|
|
$token = $self->{response_parser}->parse($res); |
285
|
|
|
|
|
|
|
} catch { |
286
|
|
|
|
|
|
|
$errmsg = "$_"; |
287
|
|
|
|
|
|
|
}; |
288
|
|
|
|
|
|
|
return $token || $self->error($errmsg); |
289
|
|
|
|
|
|
|
} |
290
|
|
|
|
|
|
|
|
291
|
|
|
|
|
|
|
=head2 refresh_access_token( %params ) |
292
|
|
|
|
|
|
|
|
293
|
|
|
|
|
|
|
Refresh access token by refresh_token, |
294
|
|
|
|
|
|
|
returns L object. |
295
|
|
|
|
|
|
|
|
296
|
|
|
|
|
|
|
=over 4 |
297
|
|
|
|
|
|
|
|
298
|
|
|
|
|
|
|
=item refresh_token |
299
|
|
|
|
|
|
|
|
300
|
|
|
|
|
|
|
=back |
301
|
|
|
|
|
|
|
|
302
|
|
|
|
|
|
|
=cut |
303
|
|
|
|
|
|
|
|
304
|
|
|
|
|
|
|
sub refresh_access_token { |
305
|
|
|
|
|
|
|
my $self = shift; |
306
|
|
|
|
|
|
|
|
307
|
|
|
|
|
|
|
my %args = Params::Validate::validate(@_, { |
308
|
|
|
|
|
|
|
refresh_token => 1, |
309
|
|
|
|
|
|
|
# secret_type => { optional => 1 }, |
310
|
|
|
|
|
|
|
# format => { optional => 1 }, |
311
|
|
|
|
|
|
|
uri => { optional => 1 }, |
312
|
|
|
|
|
|
|
}); |
313
|
|
|
|
|
|
|
|
314
|
|
|
|
|
|
|
unless (exists $args{uri}) { |
315
|
|
|
|
|
|
|
$args{uri} = $self->{access_token_uri} |
316
|
|
|
|
|
|
|
|| Carp::croak "uri not found"; |
317
|
|
|
|
|
|
|
} |
318
|
|
|
|
|
|
|
|
319
|
|
|
|
|
|
|
# $args{format} ||= $self->{format}; |
320
|
|
|
|
|
|
|
|
321
|
|
|
|
|
|
|
my %params = ( |
322
|
|
|
|
|
|
|
grant_type => 'refresh_token', |
323
|
|
|
|
|
|
|
client_id => $self->{id}, |
324
|
|
|
|
|
|
|
client_secret => $self->{secret}, |
325
|
|
|
|
|
|
|
refresh_token => $args{refresh_token}, |
326
|
|
|
|
|
|
|
# format => $args{format}, |
327
|
|
|
|
|
|
|
); |
328
|
|
|
|
|
|
|
|
329
|
|
|
|
|
|
|
# $params{secret_type} = $args{secret_type} |
330
|
|
|
|
|
|
|
# if $args{secret_type}; |
331
|
|
|
|
|
|
|
|
332
|
|
|
|
|
|
|
my $content = build_content(\%params); |
333
|
|
|
|
|
|
|
my $headers = HTTP::Headers->new; |
334
|
|
|
|
|
|
|
$headers->header("Content-Type" => q{application/x-www-form-urlencoded}); |
335
|
|
|
|
|
|
|
$headers->header("Content-Length" => bytes::length($content)); |
336
|
|
|
|
|
|
|
my $req = HTTP::Request->new( POST => $args{uri}, $headers, $content ); |
337
|
|
|
|
|
|
|
|
338
|
|
|
|
|
|
|
my $res = $self->{agent}->request($req); |
339
|
|
|
|
|
|
|
$self->{last_request} = $req; |
340
|
|
|
|
|
|
|
$self->{last_response} = $res; |
341
|
|
|
|
|
|
|
|
342
|
|
|
|
|
|
|
my ($token, $errmsg); |
343
|
|
|
|
|
|
|
try { |
344
|
|
|
|
|
|
|
$token = $self->{response_parser}->parse($res); |
345
|
|
|
|
|
|
|
} catch { |
346
|
|
|
|
|
|
|
$errmsg = "$_"; |
347
|
|
|
|
|
|
|
}; |
348
|
|
|
|
|
|
|
return $token || $self->error($errmsg); |
349
|
|
|
|
|
|
|
|
350
|
|
|
|
|
|
|
} |
351
|
|
|
|
|
|
|
|
352
|
|
|
|
|
|
|
=head2 last_request |
353
|
|
|
|
|
|
|
|
354
|
|
|
|
|
|
|
Returns a HTTP::Request object that is used |
355
|
|
|
|
|
|
|
when you obtain or refresh access token last time internally. |
356
|
|
|
|
|
|
|
|
357
|
|
|
|
|
|
|
=head2 last_request |
358
|
|
|
|
|
|
|
|
359
|
|
|
|
|
|
|
Returns a HTTP::Response object that is used |
360
|
|
|
|
|
|
|
when you obtain or refresh access token last time internally. |
361
|
|
|
|
|
|
|
|
362
|
|
|
|
|
|
|
=cut |
363
|
|
|
|
|
|
|
|
364
|
|
|
|
|
|
|
sub last_request { $_[0]->{last_request} } |
365
|
|
|
|
|
|
|
sub last_response { $_[0]->{last_response} } |
366
|
|
|
|
|
|
|
|
367
|
|
|
|
|
|
|
=head1 AUTHOR |
368
|
|
|
|
|
|
|
|
369
|
|
|
|
|
|
|
Lyo Kato, Elyo.kato@gmail.comE |
370
|
|
|
|
|
|
|
|
371
|
|
|
|
|
|
|
=head1 COPYRIGHT AND LICENSE |
372
|
|
|
|
|
|
|
|
373
|
|
|
|
|
|
|
Copyright (C) 2010 by Lyo Kato |
374
|
|
|
|
|
|
|
|
375
|
|
|
|
|
|
|
This library is free software; you can redistribute it and/or modify |
376
|
|
|
|
|
|
|
it under the same terms as Perl itself, either Perl version 5.8.8 or, |
377
|
|
|
|
|
|
|
at your option, any later version of Perl 5 you may have available. |
378
|
|
|
|
|
|
|
|
379
|
|
|
|
|
|
|
=cut |
380
|
|
|
|
|
|
|
|
381
|
|
|
|
|
|
|
1; |