From 3a1c8c2b463b8a4f6b3b2c866c5e1b1500f95193 Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@gnu.kitenet.net>
Date: Fri, 25 Dec 2009 14:31:51 -0500
Subject: pagestats: Add show parameter. Closes: #562129

---
 IkiWiki/Plugin/pagestats.pm          | 10 ++++++++++
 debian/changelog                     |  6 ++++++
 doc/ikiwiki/directive/pagestats.mdwn |  6 ++++++
 3 files changed, 22 insertions(+)

diff --git a/IkiWiki/Plugin/pagestats.pm b/IkiWiki/Plugin/pagestats.pm
index 47638210a..4313aa271 100644
--- a/IkiWiki/Plugin/pagestats.pm
+++ b/IkiWiki/Plugin/pagestats.pm
@@ -63,6 +63,16 @@ sub preprocess (@) {
 		$max = $counts{$page} if $counts{$page} > $max;
 	}
 
+	if (exists $params{show}) {
+		my $i=0;
+		my %show;
+		foreach my $key (sort { $counts{$b} <=> $counts{$a} } keys %counts) {
+			last if ++$i > $params{show};
+			$show{$key}=$counts{$key};
+		}
+		%counts=%show;
+	}
+
 	if ($style eq 'table') {
 		return "<table class='pageStats'>\n".
 			join("\n", map {
diff --git a/debian/changelog b/debian/changelog
index 0e76bd727..e01037171 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+ikiwiki (3.20091219) UNRELEASED; urgency=low
+
+  * pagestats: Add show parameter. Closes: #562129
+
+ -- Joey Hess <joeyh@debian.org>  Fri, 25 Dec 2009 14:31:22 -0500
+
 ikiwiki (3.20091218) unstable; urgency=low
 
   * Add complete Spanish basewiki translation done by Fernando Gonzalez de
diff --git a/doc/ikiwiki/directive/pagestats.mdwn b/doc/ikiwiki/directive/pagestats.mdwn
index f14c80b07..68f4d2734 100644
--- a/doc/ikiwiki/directive/pagestats.mdwn
+++ b/doc/ikiwiki/directive/pagestats.mdwn
@@ -22,4 +22,10 @@ Or to display a cloud of tags related to Linux, you could use:
 
 	\[[!pagestats pages="tags/* and not tags/linux" among="tagged(linux)"]]
 
+The optional `show` parameter limits display to the specified number of
+pages. For instance, to show a table of the top ten pages with the most
+links:
+
+	\[[!pagestats style="table" show="10"]]
+
 [[!meta robots="noindex, follow"]]
-- 
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