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package OurCal::Handler::CGI; |
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1831
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use strict; |
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7749
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use CGI; |
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15953
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1163
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use CGI::Carp qw(fatalsToBrowser); |
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4714
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my $user_cookie_name = 'ourcal_user_cookie'; |
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=head1 NAME |
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OurCal::Handler::CGI - the default, cgi based handler for OurCal |
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=head1 SYNOPSIS |
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my $config = OurCal::Config->new( file => 'ourcal.conf' ); |
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my $handler = OurCal::Handler::CGI->new( config => $config ); |
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=head1 METHODS |
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=cut |
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=head2 new |
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Requires a C object passed in as the config param. |
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=cut |
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sub new { |
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my ($class, %opts) = @_; |
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$opts{_cgi} = CGI->new; |
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return bless \%opts, $class; |
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} |
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sub _get_default_date { |
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my ($mon, $year) = (localtime)[4,5]; |
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my $default = ($year+1900)."-"; |
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$default .= '0' if ($mon<9); |
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$default .= ($mon+1); |
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return $default; |
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} |
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=head2 view |
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Get the name of the view we should be using |
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=cut |
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sub view { |
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return $_[0]->_get_with_default('view', 'html'); |
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} |
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=head2 date |
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Returns the date |
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=cut |
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sub date { |
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return $_[0]->_get_with_default('date', _get_default_date); |
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} |
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=head2 user |
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Returns the user as defined by HTTP Basic Auth, cookie or user CGI |
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param. |
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=cut |
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sub user { |
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my $self = shift; |
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return undef if 'del_cookie' eq $self->mode; |
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return $self->{user} if defined $self->{user} && length($self->{user}); |
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0
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$self->{_user_needed} = 0; |
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my $user; |
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my $tmp_user = $user = $self->param('user'); |
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# first try auth |
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$user = $self->{_cgi}->remote_user; |
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goto SKIP_USER if defined $user && length($user); |
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#print STDERR "Didn't find remote user\n"; |
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85
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# now cookie |
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$user = $self->{_cgi}->cookie($user_cookie_name); |
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goto SKIP_USER if defined $user && length($user); |
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#print STDERR "Didn't find remote cookie\n"; |
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# lastly, set that user is needed |
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SKIP_USER: |
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$user = undef unless defined $user && length($user); |
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$self->{_user_needed} = (defined $tmp_user && (!defined $user || $user ne $tmp_user)); |
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# and get it from CGI params |
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$user = $tmp_user if defined $tmp_user && length($tmp_user); |
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#print STDERR "Didn't find cgi user\n" unless defined $user; |
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$self->{user} = $user; |
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return $user; |
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} |
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=head2 mode |
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106
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Get what mode we should be using |
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108
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=cut |
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110
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sub mode { |
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return $_[0]->_get_with_default('mode', 'display'); |
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} |
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114
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sub _get_with_default { |
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my ($self, $name, $default) = @_; |
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if (not defined $self->{$name}) { |
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$self->{$name} = $self->param($name) || $default || undef; |
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} |
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return $self->{$name}; |
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} |
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122
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123
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=head2 header |
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125
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Return what header we need to print out. |
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127
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=cut |
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129
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sub header { |
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my $self = shift; |
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my $type = shift; |
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my $cgi = $self->{_cgi}; |
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my %vars; |
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$vars{"-type"} = $type if defined $type; |
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0
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if ('del_cookie' eq $self->mode) { |
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my $cookie = $cgi->cookie(-name => $user_cookie_name, -value => '' ); |
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$vars{"-cookie"} = $cookie; |
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} elsif (defined $self->user) { |
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my $cookie = $cgi->cookie(-name => $user_cookie_name, -value => $self->user ); |
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$vars{"-cookie"} = $cookie; |
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} |
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0
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return $cgi->header(%vars); |
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145
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} |
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147
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148
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149
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=head2 link |
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151
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Make a link out a C object |
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153
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=cut |
154
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155
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sub link { |
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my $self = shift; |
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my $span = shift; |
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0
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my $date = $span->date; |
159
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my $user = $self->user; |
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my $url = "?"; |
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$url .= "date=${date}" unless $span->is_this_span && $span->isa("OurCal::Month"); |
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$url .= "&user=${user}" if $self->need_user; |
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$url = "." if $url eq "?"; |
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return $url; |
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} |
168
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169
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=head2 param |
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171
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Get a CGI parma with the given name |
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173
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=cut |
174
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175
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sub param { |
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my $self = shift; |
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my $name = shift; |
178
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my $cgi = $self->{_cgi}; |
179
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0
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return $cgi->param($name); |
180
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} |
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182
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=head2 need_user |
183
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184
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Whether a link need to include a user param or not |
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186
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=cut |
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188
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189
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sub need_user { |
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my $self = shift; |
191
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0
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return $self->{_user_needed}; |
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#return defined $self->user; |
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} |
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195
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1; |