From b01ee9b3b33daa8d305017aa914913f3dac20ce5 Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@kodama.kitenet.net>
Date: Mon, 30 Jun 2008 23:17:01 -0400
Subject: [PATCH] add an ispage limit

---
 IkiWiki/Plugin/attachment.pm | 33 ++++++++++++++++++++++-----------
 doc/plugins/attachment.mdwn  | 12 +++++++++++-
 2 files changed, 33 insertions(+), 12 deletions(-)

diff --git a/IkiWiki/Plugin/attachment.pm b/IkiWiki/Plugin/attachment.pm
index 48a1c58b4..186f3ea21 100644
--- a/IkiWiki/Plugin/attachment.pm
+++ b/IkiWiki/Plugin/attachment.pm
@@ -8,7 +8,7 @@ use CGI;
 $CGI::DISABLE_UPLOADS=0;
 	
 # TODO move to admin prefs
-$config{valid_attachments}="(*.mp3 and maxsize(15mb)) or (* and maxsize(50kb))";
+$config{valid_attachments}="(*.mp3 and maxsize(15mb)) or (!ispage() and maxsize(50kb))";
 
 sub import { #{{{
 	hook(type => "formbuilder_setup", id => "attachment", call => \&formbuilder_setup);
@@ -48,12 +48,12 @@ sub formbuilder (@) { #{{{
 		if (IkiWiki::file_pruned($filename, $config{srcdir})) {
 			error(gettext("bad attachment filename"));
 		}
-
+		
 		# Use a pagespec to test that the attachment is valid.
 		if (exists $config{valid_attachments} &&
 		    length $config{valid_attachments}) {
 			my $result=pagespec_match($filename, $config{valid_attachments},
-				tempfile => $tempfile);
+				file => $tempfile);
 			if (! $result) {
 				error(gettext("attachment rejected")." ($result)");
 			}
@@ -101,15 +101,15 @@ sub match_maxsize ($$;@) { #{{{
 	}
 
 	my %params=@_;
-	if (! exists $params{tempfile}) {
+	if (! exists $params{file}) {
 		return IkiWiki::FailReason->new("no tempfile specified");
 	}
 
-	if (-s $params{tempfile} > $maxsize) {
-		return IkiWiki::FailReason->new("attachment too large");
+	if (-s $params{file} > $maxsize) {
+		return IkiWiki::FailReason->new("file too large");
 	}
 	else {
-		return IkiWiki::SuccessReason->new("attachment size ok");
+		return IkiWiki::SuccessReason->new("file not too large");
 	}
 } #}}}
 
@@ -121,15 +121,26 @@ sub match_minsize ($$;@) { #{{{
 	}
 
 	my %params=@_;
-	if (! exists $params{tempfile}) {
+	if (! exists $params{file}) {
 		return IkiWiki::FailReason->new("no tempfile specified");
 	}
 
-	if (-s $params{tempfile} < $minsize) {
-		return IkiWiki::FailReason->new("attachment too small");
+	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 $filename=shift;
+
+	if (IkiWiki::pagetype($filename)) {
+		return IkiWiki::SuccessReason->new("file is a wiki page");
 	}
 	else {
-		return IkiWiki::SuccessReason->new("attachment size ok");
+		return IkiWiki::FailReason->new("file is not a wiki page");
 	}
 } #}}}
 
diff --git a/doc/plugins/attachment.mdwn b/doc/plugins/attachment.mdwn
index a03865987..019d1c9e4 100644
--- a/doc/plugins/attachment.mdwn
+++ b/doc/plugins/attachment.mdwn
@@ -28,7 +28,7 @@ expanded with additional tests.
 For example, to limit arbitrary files to 50 kilobtes, but allow
 larger mp3 files to be uploaded, a test like this could be used:
   
-	(*.mp3 and maxsize(15mb)) or (* and maxsize(50kb))
+	(*.mp3 and maxsize(15mb)) or (!ispage() and maxsize(50kb))
 
 The following additional tests are available:
 
@@ -41,3 +41,13 @@ The following additional tests are available:
 * minsize(size)
 
   Tests whether the attachment is no smaller than the specified size.
+
+* ispage()
+
+  Tests whether the attachment will be treated by ikiwiki as a wiki page.
+  (Ie, if it has an extension of ".mdwn", or of any other enabled page
+  format).
+
+  So, if you don't want to allow wiki pages to be uploaded as attachments,
+  use `!ispage()` ; if you only want to allow wiki pages to be uploaded
+  as attachments, use `ispage()`.
-- 
2.26.2