Refactor mention code to make it more reusable

5 files changed, 96 insertions, 116 deletions

diff --git a/include/items.php b/include/items.php
index e7cc15878..4c533aedc 100755
--- a/include/items.php
+++ b/include/items.php
@@ -4715,3 +4715,34 @@ function item_remove_cid($xchan_hash,$mid,$uid) {
 		);
 	}
 }
+
+// Set item permissions based on results obtained from linkify_tags()
+function set_linkified_perms($linkified, &$str_contact_allow, &$str_group_allow, $profile_uid, $parent_item = false) {
+	$first_access_tag = true;
+	foreach($linkified as $x) {
+		$access_tag = $x['access_tag'];
+		if(($access_tag) && (! $parent_item)) {
+			logger('access_tag: ' . $tag . ' ' . print_r($access_tag,true), LOGGER_DATA);
+			if ($first_access_tag && (! get_pconfig($profile_uid,'system','no_private_mention_acl_override'))) {
+
+				// This is a tough call, hence configurable. The issue is that one can type in a @!privacy mention
+				// and also have a default ACL (perhaps from viewing a collection) and could be suprised that the 
+				// privacy mention wasn't the only recipient. So the default is to wipe out the existing ACL if a
+				// private mention is found. This can be over-ridden if you wish private mentions to be in 
+				// addition to the current ACL settings.
+
+				$str_contact_allow = '';
+				$str_group_allow = '';
+				$first_access_tag = false;
+			}
+			if(strpos($access_tag,'cid:') === 0) {
+				$str_contact_allow .= '<' . substr($access_tag,4) . '>';
+				$access_tag = '';	
+			}
+			elseif(strpos($access_tag,'gid:') === 0) {
+				$str_group_allow .= '<' . substr($access_tag,4) . '>';
+				$access_tag = '';	
+			}
+		}
+	}
+}
diff --git a/include/text.php b/include/text.php
index e0bf393e5..035c092a6 100644
--- a/include/text.php
+++ b/include/text.php
@@ -2350,3 +2350,33 @@ function handle_tag($a, &$body, &$access_tag, &$str_tags, $profile_uid, $tag) {
 
 	return array('replaced' => $replaced, 'termtype' => $termtype, 'term' => $newname, 'url' => $url, 'contact' => $r[0]);
 }
+
+function linkify_tags($a, &$body, $uid, $profile_uid) {
+	$str_tags = '';
+	$tagged = array();
+	$result = array();
+
+	$tags = get_tags($body);
+	if(count($tags)) {
+		foreach($tags as $tag) {
+			// If we already tagged 'Robert Johnson', don't try and tag 'Robert'.
+			// Robert Johnson should be first in the $tags array
+
+			$fullnametagged = false;
+			for($x = 0; $x < count($tagged); $x ++) {
+				if(stristr($tagged[$x],$tag . ' ')) {
+					$fullnametagged = true;
+					break;
+				}
+			}
+			if($fullnametagged)
+				continue;
+
+			$success = handle_tag($a, $body, $access_tag, $str_tags, ($uid) ? $uid : $profile_uid , $tag); 
+			$results[] = array('success' => $success, 'access_tag' => $access_tag);
+			if($success['replaced']) $tagged[] = $tag;
+		}
+	}
+	return $results;
+}
+
diff --git a/mod/item.php b/mod/item.php
index 894e23a0f..7a14a8ae9 100644
--- a/mod/item.php
+++ b/mod/item.php
@@ -575,78 +575,26 @@ function item_post(&$a) {
 		$body = scale_external_images($body,false);
 
 
-		/**
-		 * Look for any tags and linkify them
-		 */
-
-		$str_tags = '';
-		$inform   = '';
-		$post_tags = array();
-
-		$tags = get_tags($body);
-
-		$tagged = array();
+		// Look for tags and linkify them
+		$results = linkify_tags($a, $body, $uid, $profile_uid);
 
-		if(count($tags)) {
-			$first_access_tag = true;
-			foreach($tags as $tag) {
-
-				// If we already tagged 'Robert Johnson', don't try and tag 'Robert'.
-				// Robert Johnson should be first in the $tags array
-
-				$fullnametagged = false;
-				for($x = 0; $x < count($tagged); $x ++) {
-					if(stristr($tagged[$x],$tag . ' ')) {
-						$fullnametagged = true;
-						break;
-					}
-				}
-				if($fullnametagged)
-					continue;
+		// Set permissions based on tag replacements
+		set_linkified_perms($results, $str_contact_allow, $str_group_allow, $profile_uid, $parent_item);
 
-				$success = handle_tag($a, $body, $access_tag, $str_tags, ($uid) ? $uid : $profile_uid , $tag); 
-				logger('handle_tag: ' . print_r($success,true), LOGGER_DATA);
-				if(($access_tag) && (! $parent_item)) {
-					logger('access_tag: ' . $tag . ' ' . print_r($access_tag,true), LOGGER_DATA);
-					if ($first_access_tag && (! get_pconfig($profile_uid,'system','no_private_mention_acl_override'))) {
-
-						// This is a tough call, hence configurable. The issue is that one can type in a @!privacy mention
-						// and also have a default ACL (perhaps from viewing a collection) and could be suprised that the 
-						// privacy mention wasn't the only recipient. So the default is to wipe out the existing ACL if a
-						// private mention is found. This can be over-ridden if you wish private mentions to be in 
-						// addition to the current ACL settings.
-
-						$str_contact_allow = '';
-						$str_group_allow = '';
-						$first_access_tag = false;
-					}
-					if(strpos($access_tag,'cid:') === 0) {
-						$str_contact_allow .= '<' . substr($access_tag,4) . '>';
-						$access_tag = '';	
-					}
-					elseif(strpos($access_tag,'gid:') === 0) {
-						$str_group_allow .= '<' . substr($access_tag,4) . '>';
-						$access_tag = '';	
-					}
-				}
-
-				if($success['replaced']) {
-					$tagged[] = $tag;
-					$post_tags[] = array(
-						'uid'   => $profile_uid, 
-						'type'  => $success['termtype'],
-						'otype' => TERM_OBJ_POST,
-						'term'  => $success['term'],
-						'url'   => $success['url']
-					); 				
-				}
+		$post_tags = array();
+		foreach($results as $result) {
+			$success = $result['success'];
+			if($success['replaced']) {
+				$post_tags[] = array(
+					'uid'   => $profile_uid, 
+					'type'  => $success['termtype'],
+					'otype' => TERM_OBJ_POST,
+					'term'  => $success['term'],
+					'url'   => $success['url']
+				); 				
 			}
 		}
 
-
-//	logger('post_tags: ' . print_r($post_tags,true));
-
-
 		$attachments = '';
 		$match = false;
 
diff --git a/mod/photos.php b/mod/photos.php
index 8a54eca4f..df9880c8d 100644
--- a/mod/photos.php
+++ b/mod/photos.php
@@ -351,56 +351,27 @@ function photos_post(&$a) {
 			if($x !== '@' && $x !== '#')
 				$rawtags = '@' . $rawtags;
 
-			$taginfo = array();
-			$tags = get_tags($rawtags);
-
-			if(count($tags)) {
-				foreach($tags as $tag) {
-
-					// If we already tagged 'Robert Johnson', don't try and tag 'Robert'.
-					// Robert Johnson should be first in the $tags array
-
-					$fullnametagged = false;
-					for($x = 0; $x < count($tagged); $x ++) {
-						if(stristr($tagged[$x],$tag . ' ')) {
-							$fullnametagged = true;
-							break;
-						}
-					}
-					if($fullnametagged)
-						continue;
-	
-					require_once('include/text.php');
-					$body = $access_tag = '';
-	
-					$success = handle_tag($a, $body, $access_tag, $str_tags, (local_user()) ? local_user() : $a->profile['profile_uid'] , $tag); 
-					logger('handle_tag: ' . print_r($success,tue), LOGGER_DEBUG);
-					if($access_tag) {
-						logger('access_tag: ' . $tag . ' ' . print_r($access_tag,true), LOGGER_DEBUG);
-						if(strpos($access_tag,'cid:') === 0) {
-							$str_contact_allow .= '<' . substr($access_tag,4) . '>';
-							$access_tag = '';	
-						}
-						elseif(strpos($access_tag,'gid:') === 0) {
-							$str_group_allow .= '<' . substr($access_tag,4) . '>';
-							$access_tag = '';	
-						}
-					}
-	
-					if($success['replaced']) {
-						$tagged[] = $tag;
-
-						$post_tags[] = array(
-							'uid'   => $a->profile['profile_uid'], 
-							'type'  => $success['termtype'],
-							'otype' => TERM_OBJ_POST,
-							'term'  => $success['term'],
-							'url'   => $success['url']
-						); 				
-					}
+			require_once('include/text.php');
+			$profile_uid = $a->profile['profile_uid'];
+
+			$results = linkify_tags($a, $rawtags, local_user(), $profile_uid);
+
+			$success = $results['success'];
+			$post_tags = array();
+
+			foreach($results as $result) {
+				$success = $result['success'];
+				if($success['replaced']) {
+					$post_tags[] = array(
+						'uid'   => $profile_uid, 
+						'type'  => $success['termtype'],
+						'otype' => TERM_OBJ_POST,
+						'term'  => $success['term'],
+						'url'   => $success['url']
+					); 				
 				}
 			}
-		
+
 			$r = q("select * from item where id = %d and uid = %d limit 1",
 				intval($item_id),
 				intval($page_owner_uid)
diff --git a/view/js/mod_photos.js b/view/js/mod_photos.js
index 4c724c5e1..0526fd1e6 100644
--- a/view/js/mod_photos.js
+++ b/view/js/mod_photos.js
@@ -4,7 +4,7 @@ var ispublic = aStr['everybody'];
 $(document).ready(function() {
 	$(document).ready(function() { 
 		$("#photo-edit-newtag").contact_autocomplete(baseurl + '/acl', 'p', false, function(data) {
-			$("#photo-edit-newtag").val('@' + data.name.replace(' ','_')); // TODO: Get rid of underscore
+			$("#photo-edit-newtag").val('@' + data.name);
 		});
 	});