use IkiWiki 2.00;
sub import { #{{{
+ hook(type => "getsetup", id => "attachment", call => \&getsetup);
hook(type => "checkconfig", id => "attachment", call => \&checkconfig);
hook(type => "formbuilder_setup", id => "attachment", call => \&formbuilder_setup);
hook(type => "formbuilder", id => "attachment", call => \&formbuilder);
} # }}}
+sub getsetup () { #{{{
+ return
+ plugin => {
+ safe => 1,
+ rebuild => 0,
+ },
+ virus_checker => {
+ type => "string",
+ example => "clamdscan -",
+ description => "virus checker program (reads STDIN, returns nonzero if virus found)",
+ safe => 0, # executed
+ rebuild => 0,
+ },
+ allowed_attachments => {
+ type => "pagespec",
+ example => "virusfree() and mimetype(image/*) and maxsize(50kb)",
+ description => "enhanced PageSpec specifying what attachments are allowed",
+ link => "ikiwiki/PageSpec/attachment",
+ safe => 1,
+ rebuild => 0,
+ },
+} #}}}
+
+sub check_canattach ($$;$) { #{{{
+ my $session=shift;
+ my $dest=shift; # where it's going to be put, under the srcdir
+ my $file=shift; # the path to the attachment currently
+
+ # Don't allow an attachment to be uploaded with the same name as an
+ # existing page.
+ if (exists $pagesources{$dest} && $pagesources{$dest} ne $dest) {
+ error(sprintf(gettext("there is already a page named %s"), $dest));
+ }
+
+ # Use a special pagespec to test that the attachment is valid.
+ my $allowed=1;
+ if (defined $config{allowed_attachments} &&
+ length $config{allowed_attachments}) {
+ $allowed=pagespec_match($dest,
+ $config{allowed_attachments},
+ file => $file,
+ user => $session->param("name"),
+ ip => $ENV{REMOTE_ADDR},
+ );
+ }
+
+ # XXX deprecated, should be removed eventually
+ if ($allowed) {
+ foreach my $admin (@{$config{adminuser}}) {
+ my $allowed_attachments=IkiWiki::userinfo_get($admin, "allowed_attachments");
+ if (defined $allowed_attachments &&
+ length $allowed_attachments) {
+ $allowed=pagespec_match($dest,
+ $allowed_attachments,
+ file => $file,
+ user => $session->param("name"),
+ ip => $ENV{REMOTE_ADDR},
+ );
+ last if $allowed;
+ }
+ }
+ }
+
+ if (! $allowed) {
+ error(gettext("prohibited by allowed_attachments")." ($allowed)");
+ }
+ else {
+ return 1;
+ }
+} #}}}
+
sub checkconfig () { #{{{
$config{cgi_disable_uploads}=0;
} #}}}
my $q=$params{cgi};
if (defined $form->field("do") && $form->field("do") eq "edit") {
+ # Add attachment field, set type to multipart.
+ $form->enctype(&CGI::MULTIPART);
$form->field(name => 'attachment', type => 'file');
# These buttons are not put in the usual place, so
# are not added to the normal formbuilder button list.
}
}
elsif ($form->title eq "preferences") {
+ # XXX deprecated, should remove eventually
my $session=$params{session};
my $user_name=$session->param("name");
$form->field(name => "allowed_attachments", size => 50,
fieldset => "admin",
- comment => "(".
- htmllink("", "",
- "ikiwiki/PageSpec/attachment",
- noimageinline => 1,
- linktext => "Enhanced PageSpec",
- ).")"
+ comment => "deprecated; please move to allowed_attachments in setup file",
);
if (! IkiWiki::is_admin($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"));
+ my $value=IkiWiki::userinfo_get($user_name, "allowed_attachments");
+ if (length $value) {
+ $form->field(name => "allowed_attachments", force => 1,
+ value => IkiWiki::userinfo_get($user_name, "allowed_attachments"));
+ }
+ else {
+ $form->field(name => "allowed_attachments", type => "hidden");
+ }
}
if ($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");
+ if (length $form->field("allowed_attachments")) {
+ $form->field(name => "allowed_attachments", type => "hidden");
+ }
}
}
}
# 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(
+ if (! defined $tempfile || ! length $tempfile) {
+ # perl 5.8 needs an alternative, awful method
+ if ($q =~ /HASH/ && exists $q->{'.tmpfiles'}) {
+ foreach my $key (keys(%{$q->{'.tmpfiles'}})) {
+ $tempfile=$q->tmpFileName(\$key);
+ last if defined $tempfile && length $tempfile;
+ }
+ }
+ if (! defined $tempfile || ! length $tempfile) {
+ error("CGI::tmpFileName failed to return the uploaded file name");
+ }
+ }
+
+ $filename=IkiWiki::linkpage(
IkiWiki::possibly_foolish_untaint(
attachment_location($form->field('page')).
IkiWiki::basename($filename)));
# Check that the user is allowed to edit a page with the
# name of the attachment.
IkiWiki::check_canedit($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,
- user => $session->param("name"),
- ip => $ENV{REMOTE_ADDR},
- );
- last if $allowed;
- }
- }
- if (! $allowed) {
- error(gettext("attachment rejected")." ($allowed)");
- }
+ # And that the attachment itself is acceptable.
+ check_canattach($session, $filename, $tempfile);
# Needed for fast_file_copy and for rendering below.
require IkiWiki::Render;
# needed by old CGI versions
$fh=$q->param('attachment');
if (! defined $fh || ! ref $fh) {
- error("failed to get filehandle");
+ # even that doesn't always work,
+ # fall back to opening the tempfile
+ $fh=undef;
+ open($fh, "<", $tempfile) || error("failed to open \"$tempfile\": $!");
}
}
binmode($fh);
IkiWiki::saveindex();
}
elsif ($form->submitted eq "Insert Links") {
+ my $page=quotemeta($q->param("page"));
my $add="";
foreach my $f ($q->param("attachment_select")) {
+ $f=~s/^$page\///;
$add.="[[$f]]\n";
}
$form->field(name => 'editcontent',
$form->tmpl_param("attachment_list" => [attachment_list($form->field('page'))]);
} # }}}
-sub attachment_location ($) {
+sub attachment_location ($) { #{{{
my $page=shift;
# Put the attachment in a subdir of the page it's attached
$page.="/" if length $page;
return $page;
-}
+} #}}}
-sub attachment_list ($) {
+sub attachment_list ($) { #{{{
my $page=shift;
my $loc=attachment_location($page);
# Sort newer attachments to the top of the list, so a newly-added
# attachment appears just before the form used to add it.
return sort { $b->{mtime_raw} <=> $a->{mtime_raw} || $a->{link} cmp $b->{link} } @ret;
-}
+} #}}}
-my %units=( # size in bytes
+my %units=( #{{{ # size in bytes
B => 1,
byte => 1,
KB => 2 ** 10,
# ikiwiki, if you find you need larger data quantities, either modify
# yourself to add them, or travel back in time to 2008 and kill me.
# -- Joey
-);
+); #}}}
sub parsesize ($) { #{{{
my $size=shift;
waitpid $pid, 0;
$SIG{PIPE}="DEFAULT";
if ($sigpipe || $?) {
+ if (! length $reason) {
+ $reason="virus checker $IkiWiki::config{virus_checker}; failed with no output";
+ }
return IkiWiki::FailReason->new("file seems to contain a virus ($reason)");
}
else {
if (defined $params{user} && lc $params{user} eq lc $user) {
return IkiWiki::SuccessReason->new("user is $user");
}
+ elsif (! defined $params{user}) {
+ return IkiWiki::FailReason->new("not logged in");
+ }
else {
return IkiWiki::FailReason->new("user is $params{user}, not $user");
}