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package WWW::TWikiClient; |
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2036
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use WWW::Mechanize; |
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244285
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use strict; |
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use warnings; |
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use vars qw($VERSION); |
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$VERSION = '0.11'; |
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use base 'WWW::Mechanize'; |
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use Class::MethodMaker |
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get_set => [ |
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'bin_url', |
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'current_default_web', |
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'current_topic', |
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'auth_user', |
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'auth_passwd', |
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'override_locks', |
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'release_edit_lock', |
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'verbose', |
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'skin_hints', |
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], |
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new_hash_init => 'hash_init' |
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1
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1026
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; |
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26900
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sub new { |
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my $class = shift; |
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my $self = WWW::Mechanize::new ($class); |
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$self->pre_init (); |
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0
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$self->hash_init (@_); |
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0
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$self->post_init (); |
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0
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return $self; |
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} |
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sub pre_init { |
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my $self = shift; |
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$self->override_locks (0); |
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0
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$self->release_edit_lock (1); |
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0
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$self->verbose (0); |
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0
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$self->skin_hints ({}); |
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} |
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45
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sub post_init { |
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my $self = shift; |
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} |
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49
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# overloaded to provide username and password |
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# that we have in two own getters/setters |
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sub get_basic_credentials { |
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my $self = shift; |
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return ($self->auth_user, $self->auth_passwd); |
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} |
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56
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# constructs URL |
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# if topic doesn't contain a Web prefix, "current_default_web" is prepended |
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sub _make_url { |
59
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0
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my $self = shift; |
60
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0
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my $cmd = shift; |
61
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my $topic = shift; |
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my $tail = shift; |
63
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64
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my $url = $self->bin_url; |
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0
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0
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if ($topic =~ /\./) { |
66
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$topic =~ s!\.!/!; |
67
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} else { |
68
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0
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$topic = $self->current_default_web."/$topic"; |
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} |
70
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0
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$url .= '/' if $url !~ m!/$!; |
71
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$url .= "$cmd/"; |
72
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$url .= $topic; |
73
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0
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0
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$url .= $tail if $tail; |
74
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0
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return $url; |
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} |
76
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77
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sub _skin_regex_topic_locked { |
78
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my $self = shift; |
79
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0
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return qr/\(oops\).*name="Topic_is_locked_by_another_user"/s; |
80
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} |
81
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82
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sub _skin_regex_topic_locked_edit_anyway { |
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0
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0
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my $self = shift; |
84
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0
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return qr/Edit anyway/; |
85
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} |
86
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87
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sub _skin_regex_authentication_failed { |
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0
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0
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my $self = shift; |
89
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0
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return qr/TWikiRegistration.*\(oops\).*name="Either_you_need_to_register_or_t"/s; |
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} |
91
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92
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sub _skin_regex_save_or_preview_page { |
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0
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0
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my $self = shift; |
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0
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0
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my $topic = shift || ''; # needed for "where I am"-heuristic |
95
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96
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0
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return qr/form name=".*".*action=".*\/save\/.*$topic">/s; |
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} |
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99
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# a little helper function |
100
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sub _htmlparse_get_text { |
101
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0
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0
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my $self = shift; |
102
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103
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my($p, $stop) = @_; |
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0
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my $text; |
105
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0
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while (defined(my $t = $p->get_token)) { |
106
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0
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0
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if (ref $t) { |
107
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0
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0
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$p->unget_token($t) unless $t->[0] eq $stop; |
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0
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last; |
109
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} |
110
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else { |
111
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0
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$text .= $t; |
112
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} |
113
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} |
114
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0
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return $text; |
115
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} |
116
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117
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sub htmlparse_extract_single_textarea { |
118
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0
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0
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1
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my $self = shift; |
119
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0
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0
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my $doc = shift || $self->doc || ''; |
120
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121
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0
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my @FORM_TAGS = qw(form textarea); |
122
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0
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my $p = HTML::PullParser->new ( |
123
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doc => $doc, |
124
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start => 'tag, attr', |
125
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end => 'tag', |
126
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text => '@{text}', |
127
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report_tags => \@FORM_TAGS, |
128
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); |
129
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0
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while (defined(my $t = $p->get_token)) { |
130
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0
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0
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next unless ref $t; # skip text |
131
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0
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0
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if ($t->[0] eq "form") { |
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0
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132
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0
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shift @$t; |
133
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0
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while (defined(my $t = $p->get_token)) { |
134
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0
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0
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next unless ref $t; # skip text |
135
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0
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0
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last if $t->[0] eq "/form"; |
136
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0
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0
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if ($t->[0] eq "textarea") { |
137
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0
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return $self->_htmlparse_get_text ($p, "/textarea"); |
138
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} |
139
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} |
140
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} elsif ($t->[0] eq "textarea") { |
141
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0
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return $self->_htmlparse_get_text ($p, "/textarea"); |
142
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} |
143
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} |
144
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0
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return undef; |
145
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} |
146
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147
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sub edit_press_cancel { |
148
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0
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0
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1
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my $self = shift; |
149
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150
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0
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my $url = $self->_make_url ('view', $self->current_topic, '?unlock=on'); |
151
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#print STDERR "edit_press_cancel: $url\n" if $self->verbose; |
152
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0
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$self->follow_link (url => $url); |
153
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} |
154
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155
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sub read_topic { |
156
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0
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0
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1
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my $self = shift; |
157
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0
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0
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my $topic = shift || $self->current_topic; |
158
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0
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my $url = $self->_make_url ('view', $topic, '?raw=on'); |
159
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#print STDERR "read_topic: $url\n" if $self->verbose; |
160
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0
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$self->get ($url); |
161
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0
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return $self->htmlparse_extract_single_textarea ($self->content); |
162
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} |
163
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164
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sub _handle_release_edit_lock { |
165
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0
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0
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my $self = shift; |
166
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167
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0
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my $unlock_checkbox = $self->current_form->find_input ('unlock', 'checkbox'); |
168
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# "release edit lock" |
169
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0
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0
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if ($unlock_checkbox) { |
170
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0
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0
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if ($self->release_edit_lock) { |
171
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0
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$self->tick ('unlock', 'on'); |
172
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} else { |
173
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0
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$self->untick ('unlock', 'on'); |
174
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} |
175
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} |
176
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} |
177
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178
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sub save_topic { |
179
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0
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0
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1
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my $self = shift; |
180
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0
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my $content = shift; |
181
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0
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0
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my $topic = shift || $self->current_topic; |
182
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183
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0
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my $url = $self->_make_url ('edit', $topic); |
184
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#print STDERR "save_topic: $url\n" if $self->verbose; |
185
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186
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# get page |
187
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0
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$self->get ($url); |
188
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189
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# locked? |
190
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0
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0
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$self->_save_topic_handle_locks ($url) or return undef; |
191
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192
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# fill form |
193
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0
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$self->form_number (1); |
194
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0
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$self->current_form; |
195
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0
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$self->set_fields ( text => $content ); |
196
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0
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$self->_save_topic_Save ($topic); |
197
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0
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return 1; |
198
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} |
199
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200
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sub attach_to_topic { |
201
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0
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0
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1
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my $self = shift; |
202
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0
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my $local_filename = shift; |
203
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0
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my $comment = shift; |
204
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0
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my $create_link = shift; |
205
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0
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my $hide_file = shift; |
206
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0
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0
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my $topic = shift || $self->current_topic; |
207
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208
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0
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my $url = $self->_make_url ('attach', $topic); |
209
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0
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0
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print STDERR "attach_to_topic url: $url\n" if $self->verbose; |
210
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211
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# get page |
212
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0
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$self->get ($url); |
213
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214
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# fill form |
215
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0
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$self->form_number (1); |
216
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0
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$self->current_form; |
217
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|
|
|
|
|
218
|
0
|
|
|
|
|
|
$self->set_fields |
219
|
|
|
|
|
|
|
( |
220
|
|
|
|
|
|
|
filepath => $local_filename, |
221
|
|
|
|
|
|
|
filecomment => $comment, |
222
|
|
|
|
|
|
|
); |
223
|
0
|
0
|
|
|
|
|
$self->tick ('createlink', 'on') if $create_link; |
224
|
0
|
0
|
|
|
|
|
$self->tick ('hidefile', 'on') if $hide_file; |
225
|
|
|
|
|
|
|
|
226
|
0
|
|
|
|
|
|
$self->submit(); |
227
|
0
|
|
|
|
|
|
return; |
228
|
|
|
|
|
|
|
} |
229
|
|
|
|
|
|
|
|
230
|
|
|
|
|
|
|
sub _save_topic_handle_locks { |
231
|
0
|
|
|
0
|
|
|
my $self = shift; |
232
|
0
|
|
|
|
|
|
my $url = shift; |
233
|
|
|
|
|
|
|
|
234
|
0
|
|
|
|
|
|
my $html_content = $self->content; |
235
|
0
|
0
|
|
|
|
|
if ($html_content =~ $self->_skin_regex_topic_locked) { |
|
|
0
|
|
|
|
|
|
236
|
0
|
0
|
|
|
|
|
if ($self->override_locks) { |
237
|
|
|
|
|
|
|
# edit anyway |
238
|
0
|
0
|
|
|
|
|
print STDERR "Override topic lock.\n" if $self->verbose; |
239
|
0
|
|
|
|
|
|
$self->follow_link (text_regex => $self->_skin_regex_topic_locked_edit_anyway); |
240
|
0
|
|
|
|
|
|
$self->get ($url); |
241
|
|
|
|
|
|
|
} else { |
242
|
0
|
0
|
|
|
|
|
print STDERR "Topic is locked.\n" if $self->verbose; |
243
|
0
|
|
|
|
|
|
return undef; |
244
|
|
|
|
|
|
|
} |
245
|
|
|
|
|
|
|
} elsif ($html_content =~ $self->_skin_regex_authentication_failed) { |
246
|
0
|
0
|
|
|
|
|
print STDERR "Access denied. Authentication failed.\n" if $self->verbose; |
247
|
0
|
|
|
|
|
|
return undef; |
248
|
|
|
|
|
|
|
} |
249
|
0
|
|
|
|
|
|
return 1; |
250
|
|
|
|
|
|
|
} |
251
|
|
|
|
|
|
|
|
252
|
|
|
|
|
|
|
sub _save_topic_Save { |
253
|
0
|
|
|
0
|
|
|
my $self = shift; |
254
|
0
|
|
0
|
|
|
|
my $topic = shift || ''; # needed for "where I am"-heuristic |
255
|
|
|
|
|
|
|
|
256
|
0
|
|
|
|
|
|
$self->_handle_release_edit_lock; |
257
|
|
|
|
|
|
|
# simply submit (== either "Preview Changes" or "Save Changes") |
258
|
0
|
|
|
|
|
|
$self->submit(); |
259
|
|
|
|
|
|
|
# did we arrive at a preview page? |
260
|
0
|
|
|
|
|
|
my $content = $self->content; |
261
|
0
|
0
|
|
|
|
|
if ($content =~ _skin_regex_save_or_preview_page ($topic)) { |
262
|
|
|
|
|
|
|
# simply submit again (== "Save Changes") |
263
|
0
|
|
|
|
|
|
$self->_handle_release_edit_lock; |
264
|
0
|
|
|
|
|
|
$self->submit(); |
265
|
|
|
|
|
|
|
} |
266
|
|
|
|
|
|
|
} |
267
|
|
|
|
|
|
|
|
268
|
|
|
|
|
|
|
1; |