1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
|
#!/usr/bin/perl
package IkiWiki::Plugin::attachment;
use warnings;
use strict;
use IkiWiki 2.00;
sub import { #{{{
hook(type => "checkconfig", id => "attachment", call => \&checkconfig);
hook(type => "formbuilder_setup", id => "attachment", call => \&formbuilder_setup);
hook(type => "formbuilder", id => "attachment", call => \&formbuilder);
} # }}}
sub checkconfig () { #{{{
$config{cgi_disable_uploads}=0;
} #}}}
sub attachment_location ($) {
my $page=shift;
# Put the attachment in a subdir of the page it's attached
# to, unless that page is an "index" page.
$page=~s/(^|\/)index//;
$page.="/" if length $page;
return $page;
}
sub attachment_list ($) {
my $page=shift;
my $loc=attachment_location($page);
my @ret;
foreach my $f (values %pagesources) {
if (! defined IkiWiki::pagetype($f) &&
$f=~m/^\Q$loc\E[^\/]+$/ &&
-e "$config{srcdir}/$f") {
push @ret, {
"field-select" => '<input type="checkbox" name="attachment_select" value="'.$f.'">',
link => htmllink($page, $page, $f, noimageinline => 1),
size => (stat(_))[7],
mtime => displaytime($IkiWiki::pagemtime{$f}),
};
}
}
return @ret;
}
sub formbuilder_setup (@) { #{{{
my %params=@_;
my $form=$params{form};
if ($form->field("do") eq "edit") {
$form->field(name => 'attachment', type => 'file');
$form->tmpl_param("attachment_list" => [attachment_list($form->field('page'))]);
# These buttons are not put in the usual place, so
# is not added to the normal formbuilder button list.
$form->tmpl_param("field-upload" => '<input name="_submit" type="submit" value="Upload Attachment" />');
$form->tmpl_param("field-link" => '<input name="_submit" type="submit" value="Insert Links" />');
}
elsif ($form->title eq "preferences") {
my $session=$params{session};
my $user_name=$session->param("name");
$form->field(name => "allowed_attachments", size => 50,
fieldset => "admin",
comment => "(".htmllink("", "", "ikiwiki/PageSpec", noimageinline => 1).")");
if (! IkiWiki::is_admin($user_name)) {
$form->field(name => "allowed_attachments", type => "hidden");
}
if (! $form->submitted) {
$form->field(name => "allowed_attachments", force => 1,
value => IkiWiki::userinfo_get($user_name, "allowed_attachments"));
}
if ($form->submitted && $form->submitted eq 'Save Preferences') {
if (defined $form->field("allowed_attachments")) {
IkiWiki::userinfo_set($user_name, "allowed_attachments",
$form->field("allowed_attachments")) ||
error("failed to set allowed_attachments");
}
}
}
} #}}}
sub formbuilder (@) { #{{{
my %params=@_;
my $form=$params{form};
my $q=$params{cgi};
return if $form->field("do") ne "edit";
if ($form->submitted eq "Upload" || $form->submitted eq "Save Page") {
my $session=$params{session};
my $filename=$q->param('attachment');
if (! defined $filename || ! length $filename) {
# no file, so do nothing
return;
}
# This is an (apparently undocumented) way to get the name
# of the temp file that CGI writes the upload to.
my $tempfile=$q->tmpFileName($filename);
$filename=IkiWiki::titlepage(
IkiWiki::possibly_foolish_untaint(
attachment_location($form->field('page')).
IkiWiki::basename($filename)));
if (IkiWiki::file_pruned($filename, $config{srcdir})) {
error(gettext("bad attachment filename"));
}
# Check that the user is allowed to edit a page with the
# name of the attachment.
IkiWiki::check_canedit($filename, $q, $session, 1);
# Use a special pagespec to test that the attachment is valid.
my $allowed=1;
foreach my $admin (@{$config{adminuser}}) {
my $allowed_attachments=IkiWiki::userinfo_get($admin, "allowed_attachments");
if (defined $allowed_attachments &&
length $allowed_attachments) {
$allowed=pagespec_match($filename,
$allowed_attachments,
file => $tempfile);
last if $allowed;
}
}
if (! $allowed) {
error(gettext("attachment rejected")." ($allowed)");
}
# Needed for fast_file_copy and for rendering below.
require IkiWiki::Render;
# Move the attachment into place.
# Try to use a fast rename; fall back to copying.
IkiWiki::prep_writefile($filename, $config{srcdir});
unlink($config{srcdir}."/".$filename);
if (! rename($tempfile, $config{srcdir}."/".$filename)) {
my $fh=$q->upload('attachment');
if (! defined $fh || ! ref $fh) {
error("failed to get filehandle");
}
binmode($fh);
writefile($filename, $config{srcdir}, undef, 1, sub {
IkiWiki::fast_file_copy($tempfile, $filename, $fh, @_);
});
}
# Check the attachment in and trigger a wiki refresh.
if ($config{rcs}) {
IkiWiki::rcs_add($filename);
IkiWiki::disable_commit_hook();
IkiWiki::rcs_commit($filename, gettext("attachment upload"),
IkiWiki::rcs_prepedit($filename),
$session->param("name"), $ENV{REMOTE_ADDR});
IkiWiki::enable_commit_hook();
IkiWiki::rcs_update();
}
IkiWiki::refresh();
IkiWiki::saveindex();
}
elsif ($form->submitted eq "Insert Links") {
my $add="";
foreach my $f ($q->param("attachment_select")) {
$add.="[[$f]]\n";
}
$form->field(name => 'editcontent',
value => $form->field('editcontent')."\n\n".$add,
force => 1);
}
} # }}}
package IkiWiki::PageSpec;
sub parsesize ($) { #{{{
my $size=shift;
no warnings;
my $base=$size+0; # force to number
use warnings;
my $multiple=1;
if ($size=~/kb?$/i) {
$multiple=2**10;
}
elsif ($size=~/mb?$/i) {
$multiple=2**20;
}
elsif ($size=~/gb?$/i) {
$multiple=2**30;
}
elsif ($size=~/tb?$/i) {
$multiple=2**40;
}
return $base * $multiple;
} #}}}
sub match_maxsize ($$;@) { #{{{
shift;
my $maxsize=eval{parsesize(shift)};
if ($@) {
return IkiWiki::FailReason->new("unable to parse maxsize (or number too large)");
}
my %params=@_;
if (! exists $params{file}) {
return IkiWiki::FailReason->new("no file specified");
}
if (-s $params{file} > $maxsize) {
return IkiWiki::FailReason->new("file too large");
}
else {
return IkiWiki::SuccessReason->new("file not too large");
}
} #}}}
sub match_minsize ($$;@) { #{{{
shift;
my $minsize=eval{parsesize(shift)};
if ($@) {
return IkiWiki::FailReason->new("unable to parse minsize (or number too large)");
}
my %params=@_;
if (! exists $params{file}) {
return IkiWiki::FailReason->new("no file specified");
}
if (-s $params{file} < $minsize) {
return IkiWiki::FailReason->new("file too small");
}
else {
return IkiWiki::SuccessReason->new("file not too small");
}
} #}}}
sub match_ispage ($$;@) { #{{{
my $filename=shift;
if (defined IkiWiki::pagetype($filename)) {
return IkiWiki::SuccessReason->new("file is a wiki page");
}
else {
return IkiWiki::FailReason->new("file is not a wiki page");
}
} #}}}
1
|