From 8a45f27fca39f0356987c011c80e07c0f0413d6a Mon Sep 17 00:00:00 2001
From: cash <cash@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Tue, 22 Mar 2011 10:55:51 +0000
Subject: Refs #2091 added a tagcloud block that accepts subtype

git-svn-id: http://code.elgg.org/elgg/trunk@8814 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 views/default/page/elements/tagcloud_block.php | 57 ++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 views/default/page/elements/tagcloud_block.php

(limited to 'views/default/page')

diff --git a/views/default/page/elements/tagcloud_block.php b/views/default/page/elements/tagcloud_block.php
new file mode 100644
index 000000000..8b67c9e37
--- /dev/null
+++ b/views/default/page/elements/tagcloud_block.php
@@ -0,0 +1,57 @@
+<?php
+/**
+ * Display content-based tags
+ *
+ * Generally used in a sidebar. Does not work with groups currently.
+ *
+ * @uses $vars['subtypes']   Object subtype string or array of subtypes
+ * @uses $vars['owner_guid'] The owner of the content being tagged
+ * @uses $vars['limit']      The maxinum number of tags to display
+ */
+
+$owner_guid = elgg_extract('owner_guid', $vars, ELGG_ENTITIES_ANY_VALUE);
+if (!$owner_guid) {
+	$owner_guid = ELGG_ENTITIES_ANY_VALUE;
+}
+
+$owner_entity = get_entity($owner_guid);
+if ($owner_entity && elgg_instanceof($owner_entity, 'group')) {
+	// not supporting groups so return
+	return true;
+}
+
+$options = array(
+	'type' => 'object',
+	'subtype' => elgg_extract('subtypes', $vars, ELGG_ENTITIES_ANY_VALUE),
+	'owner_guid' => $owner_guid,
+	'threshold' => 0,
+	'limit' => elgg_extract('limit', $vars, 50),
+	'tag_name' => 'tags',
+);
+
+$title = elgg_echo('tagcloud');
+if (is_array($options['subtype']) && count($options['subtype']) > 1) {
+	// we cannot provide links to tagged objects with multiple types
+	$tag_data = elgg_get_tags($options);
+	$cloud = elgg_view("output/tagcloud", array(
+		'value' => $tag_data,
+		'type' => $type,
+	));
+} else {
+	$cloud = elgg_view_tagcloud($options);
+}
+if (!$cloud) {
+	return true;
+}
+
+// add a link to all site tags
+$cloud .= '<p class="small">';
+$cloud .= elgg_view_icon('tag');
+$cloud .= elgg_view('output/url', array(
+	'href' => 'tags',
+	'text' => elgg_echo('tagcloud:allsitetags'),
+));
+$cloud .= '</p>';
+
+
+echo elgg_view_module('aside', $title, $cloud);
-- 
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