From ff46b7f628d928abaaaed721e0bb1434de9997b3 Mon Sep 17 00:00:00 2001
From: nickw <nickw@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Tue, 1 Jun 2010 16:22:51 +0000
Subject: Extending default tagcloud view to include a link to all site tags.

Also fixing a bug where errant "," was prepended to tag list.


git-svn-id: http://code.elgg.org/elgg/trunk@6309 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 mod/tagcloud/start.php                         | 38 ++++++++++++++++----------
 mod/tagcloud/views/default/tagcloud/extend.php |  5 ++++
 views/default/output/tagcloud.php              | 18 ++++++++----
 3 files changed, 41 insertions(+), 20 deletions(-)
 create mode 100644 mod/tagcloud/views/default/tagcloud/extend.php

diff --git a/mod/tagcloud/start.php b/mod/tagcloud/start.php
index d026163a0..9cd9164f6 100644
--- a/mod/tagcloud/start.php
+++ b/mod/tagcloud/start.php
@@ -1,18 +1,28 @@
 <?php
-	function tagcloud_init() {
-    add_widget_type('tagcloud', elgg_echo('tagcloud:widget:title'), elgg_echo('tagcloud:widget:description'));
-    
-	// Extend CSS
+/**
+ * 
+ */
+
+
+function tagcloud_init() {
+	add_widget_type('tagcloud', elgg_echo('tagcloud:widget:title'), elgg_echo('tagcloud:widget:description'));
+
 	elgg_extend_view('css','tagcloud/css');
+	register_page_handler('tagcloud', 'tagcloud_page_handler');
+}
+
+function tagcloud_page_handler($page) {
+	global $CONFIG;
 	
-	if(is_plugin_enabled('blog')) {
-		// extend blog sidebar with a tag-cloud
-	}
-	if(is_plugin_enabled('bookmarks')) {
-		// extend bkmrks sidebar with a tag-cloud
-	}
-				     
-  }
+	switch ($page[0]) {
+		default:
+			$title = elgg_view_title(elgg_echo('tagcloud:site:title'));
+			$tags = display_tagcloud(0, 100, 'tags');
+			$body = elgg_view_layout('one_column', $title . $tags);
 			
-  register_elgg_event_handler('init', 'system', 'tagcloud_init');	
-?>
+			page_draw(elgg_echo('tagcloud:site:title'), $body);
+			break;
+	}
+}
+
+register_elgg_event_handler('init', 'system', 'tagcloud_init');
diff --git a/mod/tagcloud/views/default/tagcloud/extend.php b/mod/tagcloud/views/default/tagcloud/extend.php
new file mode 100644
index 000000000..d70fa77ad
--- /dev/null
+++ b/mod/tagcloud/views/default/tagcloud/extend.php
@@ -0,0 +1,5 @@
+<?php
+
+echo '<div>';
+echo "<a href=\"{$vars['url']}pg/tagcloud\">All site tags</a>";
+echo '</div>';
\ No newline at end of file
diff --git a/views/default/output/tagcloud.php b/views/default/output/tagcloud.php
index 2296c01fe..ced3f2f30 100644
--- a/views/default/output/tagcloud.php
+++ b/views/default/output/tagcloud.php
@@ -34,26 +34,32 @@ if (!empty($vars['tagcloud']) && is_array($vars['tagcloud'])) {
 	$cloud = "";
 	$max = 0;
 	
-	$cloud .= "<h3>".elgg_echo('tagcloud')."</h3><div class='tagcloud'>";
+	$cloud .= '<h3>'.elgg_echo('tagcloud').'</h3>';
+	$cloud .= '<div class="tagcloud">';
 
 	foreach($vars['tagcloud'] as $tag) {
 		if ($tag->total > $max) {
 			$max = $tag->total;
 		}
 	}
+	
+	$list = '';
 	foreach($vars['tagcloud'] as $tag) {
-		if (!empty($cloud)) {
-			$cloud .= ", ";
+		if ($list != '') {
+			$list .= ', ';
 		}
 		// protecting against division by zero warnings
 		$size = round((log($tag->total) / log($max + .0001)) * 100) + 30;
 		if ($size < 100) {
 			$size = 100;
 		}
-		$url = $vars['url'] . "pg/search/?q=". urlencode($tag->tag) . "&search_type=tags{$type}{$subtype}";
-		$cloud .= "<a href=\"{$url}\" style=\"font-size: {$size}%\" title=\"".addslashes($tag->tag)." ({$tag->total})\" style=\"text-decoration:none;\">" . htmlentities($tag->tag, ENT_QUOTES, 'UTF-8') . "</a>";
+		$url = "{$vars['url']}pg/search/?q=". urlencode($tag->tag) . "&search_type=tags$type$subtype";
+		$list .= "<a href=\"$url\" style=\"font-size: $size%\" title=\"".addslashes($tag->tag)." ($tag->total)\" style=\"text-decoration:none;\">" . htmlentities($tag->tag, ENT_QUOTES, 'UTF-8') . "</a>";
 	}
 	
-	$cloud .= "</div>";
+	$cloud .= "$list</div>";
+	
+	$cloud .= elgg_view('tagcloud/extend');
+	
 	echo $cloud;
 }
\ No newline at end of file
-- 
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