From: joey <joey@0fa5a96a-9a0e-0410-b3b2-a0fd24251071>
Date: Mon, 13 Mar 2006 18:45:38 +0000 (+0000)
Subject: avoid linkifying escaped wikilinks
X-Git-Tag: 1.0~373
X-Git-Url: http://git.tremily.us/?p=ikiwiki.git;a=commitdiff_plain;h=ac69a979059198a3716d1e177d177e978e1f1785;hp=4796acdae76a294199e8d8152c3c9ed53db808a2

avoid linkifying escaped wikilinks
---

diff --git a/doc/bugs.mdwn b/doc/bugs.mdwn
index 2c712de6d..c9b175453 100644
--- a/doc/bugs.mdwn
+++ b/doc/bugs.mdwn
@@ -20,10 +20,3 @@
   replaced with a link to the [[CGI]]?
 * [[ikiwiki]] should go to the same place as [[index]] (on this wiki).
 * There's no way to escape a [[WikiLink]] when discussing one on a wiki.
-* Wikilinks are even expanded in the middle of [[MarkDown]] code blocks,
-  and probably shouldn't be (nor in blockquotes?)
-
-  Hmm, the best way to fix this would be to add WikiLink support into
-  markdown, but that will probably be a bear. I guess the question is how
-  common "[[ ]]" is, and maybe we should just provide a way to escape a
-  wikilink..
diff --git a/doc/todo.mdwn b/doc/todo.mdwn
index 23ade8cbd..d65991542 100644
--- a/doc/todo.mdwn
+++ b/doc/todo.mdwn
@@ -56,16 +56,16 @@ Make the html valid. Add css.
 
 ## sigs
 
-Need a way to sign name in page that's easier to type than "-- [[ Joey ]]"
+Need a way to sign name in page that's easier to type than "--\[[Joey]]"
 and that includes the date.
 
-What syntax do other wikis use for this? I'm considering "[[ -- ]]" (with
+What syntax do other wikis use for this? I'm considering "\[[--]]" (with
 spaces removed) as it has a nice nmemonic.
 
 OTOH, adding additional syntax for this would be counter to one of the
 design goals for ikiwiki: keeping as much markup as possible out of the
 wiki and not adding nonstandard markup. And it's not significantly hard to
-type "--[[Joey]]", and as to the date, we do have page history.
+type "--\[[Joey]]", and as to the date, we do have page history.
 
 ## recentchanges links to commit diffs
 
diff --git a/doc/wikilink.mdwn b/doc/wikilink.mdwn
index 03cb2b3c3..dab5d3ac4 100644
--- a/doc/wikilink.mdwn
+++ b/doc/wikilink.mdwn
@@ -1,6 +1,9 @@
 WikiLinks provide easy linking between pages of the wiki. To create a
-WikiLink, just put the name of the page to link to in double brackets. For
-examples "[[ WikiLink ]]" (without the added whitespace). 
+[[WikiLink]], just put the name of the page to link to in double brackets.
+For example "\[[WikiLink]]".
+
+If you ever need to write something like "\[[WikiLink]] without creating a
+wikilink, just prefix it with a "\", like "\\\\[[WikiLink]]".
 
 Note that there are some special [[SubPage/LinkingRules]] that come into
 play when linking between [[SubPage]]s.
@@ -8,4 +11,4 @@ play when linking between [[SubPage]]s.
 WikiLinks can be entered in any case you like, the page they link to is
 always lowercased.
 
-Note that if the file linked to by a WikiLink looks like an image, it will be displayed inline on the page.
\ No newline at end of file
+Note that if the file linked to by a WikiLink looks like an image, it will be displayed inline on the page.
diff --git a/ikiwiki b/ikiwiki
index 4e64e4031..111ef54fc 100755
--- a/ikiwiki
+++ b/ikiwiki
@@ -172,7 +172,7 @@ sub findlinks ($) { #{{{
 	my $content=shift;
 
 	my @links;
-	while ($content =~ /$config{wiki_link_regexp}/g) {
+	while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) {
 		push @links, lc($1);
 	}
 	return @links;
@@ -247,7 +247,9 @@ sub linkify ($$) { #{{{
 	my $content=shift;
 	my $file=shift;
 
-	$content =~ s/$config{wiki_link_regexp}/htmllink(pagename($file), $1)/eg;
+	$content =~ s{(\\?)$config{wiki_link_regexp}}{
+		$1 ? "[[$2]]" : htmllink(pagename($file), $2)
+	}eg;
 	
 	return $content;
 } #}}}