From 4f4d6bace60fa3f43efeb675ba4f1617a9d9df58 Mon Sep 17 00:00:00 2001
From: Mike Macgirvin <mike@macgirvin.com>
Date: Sun, 31 Oct 2010 21:57:30 -0700
Subject: [PATCH] add rel=mentioned links for tagged persons

---
 boot.php             | 14 ++++++++++++++
 include/items.php    |  3 +++
 include/notifier.php |  8 ++++++++
 mod/item.php         |  2 +-
 view/atom_cmnt.tpl   |  1 +
 view/atom_item.tpl   |  1 +
 6 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/boot.php b/boot.php
index 30e5a111e5..2de398cfc4 100644
--- a/boot.php
+++ b/boot.php
@@ -1358,3 +1358,17 @@ function like_puller($a,$item,&$arr,$mode) {
 	return;
 }}
 
+
+function get_mentions($item) {
+	$o = '';
+	if(! strlen($item['tag']))
+		return $o;
+
+	$arr = explode(',',$item['tag']);
+	foreach($arr as $x) {
+		$matches = null;
+		if(preg_match('/@\[url=([^\]]*)\]/',$x,$matches))
+			$o .= "\t\t" . '<link rel="mentioned" href="' . $matches[1] . '" />' . "\r\n";
+	}
+	return $o;
+}
\ No newline at end of file
diff --git a/include/items.php b/include/items.php
index d37f7708f9..7f62f6decd 100644
--- a/include/items.php
+++ b/include/items.php
@@ -187,6 +187,7 @@ function get_feed_for(&$a, $dfrn_id, $owner_id, $last_update, $direction = 0) {
 		else {
 			$verb = construct_verb($item);
 			$actobj = construct_activity($item);
+			$mentioned = get_mentions($item);
 
 			if($item['parent'] == $item['id']) {
 				$atom .= replace_macros($item_template, array(
@@ -207,6 +208,7 @@ function get_feed_for(&$a, $dfrn_id, $owner_id, $last_update, $direction = 0) {
 					'$content'            => xmlify($item['body']),
 					'$verb'               => xmlify($verb),
 					'$actobj'             => $actobj,  // do not xmlify
+					'$mentioned'          => $mentioned,
 					'$comment_allow'      => $allow
 				));
 			}
@@ -224,6 +226,7 @@ function get_feed_for(&$a, $dfrn_id, $owner_id, $last_update, $direction = 0) {
 					'$alt'           => xmlify($a->get_baseurl() . '/display/' . $owner_nick . '/' . $item['id']),
 					'$verb'          => xmlify($verb),
 					'$actobj'        => $actobj, // do not xmlify
+					'$mentioned'     => $mentioned,
 					'$parent_id'     => xmlify($item['parent-uri']),
 					'$comment_allow' => $allow
 				));
diff --git a/include/notifier.php b/include/notifier.php
index 884493a79a..1f6bfa36aa 100644
--- a/include/notifier.php
+++ b/include/notifier.php
@@ -213,6 +213,7 @@
 
 				$verb = construct_verb($item);
 				$actobj = construct_activity($item);
+				$mentioned = get_mentions($item);
 
 				if($item['id'] == $item_id) {
 					$slap = replace_macros($cmnt_template, array(
@@ -231,6 +232,7 @@
 						'$type'               => 'html',
 						'$verb'               => xmlify($verb),
 						'$actobj'             => $actobj,
+						'$mentioned'          => $mentioned,
 						'$alt'                => xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']),
 						'$content'            => xmlify(bbcode($item['body'])),
 						'$parent_id'          => xmlify($item['parent-uri']),
@@ -253,6 +255,7 @@
 						'$type'               => 'text',
 						'$verb'               => xmlify($verb),
 						'$actobj'             => $actobj,
+						'$mentioned'          => $mentioned,
 						'$alt'                => xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']),
 						'$content'            => xmlify($item['body']),
 						'$parent_id'          => xmlify($item['parent-uri']),
@@ -283,6 +286,7 @@
 
 					$verb = construct_verb($item);
 					$actobj = construct_activity($item);
+					$mentioned = get_mentions($item);
 
 					if($item['parent'] == $item['id']) {
 						$atom .= replace_macros($item_template, array(
@@ -301,6 +305,7 @@
 							'$type'               => 'text',
 							'$verb'               => xmlify($verb),
 							'$actobj'             => $actobj,
+							'$mentioned'          => $mentioned,
 							'$content'            => xmlify($item['body']),
 							'$alt'                => xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']),
 							'$comment_allow'      => (($item['last-child']) ? 1 : 0)
@@ -321,6 +326,7 @@
 							'$type'               => 'html',
 							'$verb'               => xmlify($verb),
 							'$actobj'             => $actobj,
+							'$mentioned'          => $mentioned,
 							'$content'            => xmlify(bbcode($item['body'])),
 							'$alt'                => xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']),
 							'$comment_allow'      => (($item['last-child']) ? 1 : 0)
@@ -343,6 +349,7 @@
 							'$type'          => 'text',
 							'$verb'          => xmlify($verb),
 							'$actobj'        => $actobj,
+							'$mentioned'     => $mentioned,
 							'$parent_id'     => xmlify($item['parent-uri']),
 							'$comment_allow' => (($item['last-child']) ? 1 : 0)
 						));
@@ -361,6 +368,7 @@
 							'$type'          => 'html',
 							'$verb'          => xmlify($verb),
 							'$actobj'        => $actobj,
+							'$mentioned'     => $mentioned,
 							'$parent_id'     => xmlify($item['parent-uri']),
 							'$comment_allow' => (($item['last-child']) ? 1 : 0)
 						));
diff --git a/mod/item.php b/mod/item.php
index 67832204d6..703267992d 100644
--- a/mod/item.php
+++ b/mod/item.php
@@ -165,7 +165,7 @@ function item_post(&$a) {
 					if(strlen($str_tags))
 						$str_tags .= ',';
 					$profile = str_replace(',','%2c',$profile);
-					$str_tags .= '[url=' . $profile . ']' . $newname	. '[/url]';
+					$str_tags .= '@[url=' . $profile . ']' . $newname	. '[/url]';
 				}
 			}
 		}
diff --git a/view/atom_cmnt.tpl b/view/atom_cmnt.tpl
index 6c1a15faa9..b70a6dc4ea 100644
--- a/view/atom_cmnt.tpl
+++ b/view/atom_cmnt.tpl
@@ -16,5 +16,6 @@
 		<dfrn:comment-allow>$comment_allow</dfrn:comment-allow>
 		<as:verb>$verb</as:verb>
 		$actobj
+		$mentioned
 	</entry>
 
diff --git a/view/atom_item.tpl b/view/atom_item.tpl
index b26ba2e694..0d36b579d5 100644
--- a/view/atom_item.tpl
+++ b/view/atom_item.tpl
@@ -23,5 +23,6 @@
 		<dfrn:comment-allow>$comment_allow</dfrn:comment-allow>
 		<as:verb>$verb</as:verb>
 		$actobj
+		$mentioned
 
 	</entry>