From 1478229abc6c5adc265559b5489cc2eb23358994 Mon Sep 17 00:00:00 2001
From: friendica <info@friendica.com>
Date: Wed, 5 Sep 2012 18:24:06 -0700
Subject: [PATCH] allow comments on other folks wall-to-wall postings

---
 include/conversation.php | 33 ++++++++++++++++++++++-----------
 mod/parse_url.php        | 24 ++++++++++++------------
 2 files changed, 34 insertions(+), 23 deletions(-)

diff --git a/include/conversation.php b/include/conversation.php
index 3f493a6dc1..ceef63a992 100644
--- a/include/conversation.php
+++ b/include/conversation.php
@@ -394,12 +394,34 @@ function prepare_threads_body($a, $items, $cmnt_tpl, $page_writeable, $mode, $pr
 		$thumb = $item['thumb'];
 		$indent = '';
 		$osparkle = '';
+		$visiting = false;
 		$lastcollapsed = false;
 		$firstcollapsed = false;
 		$total_children += count_descendants($item);
 
 		$toplevelpost = (($item['id'] == $item['parent']) ? true : false);
+
+
+		if($item['uid'] == local_user())
+			$dropping = true;
+		elseif(is_array($_SESSION['remote'])) {
+			foreach($_SESSION['remote'] as $visitor) {
+				if($visitor['cid'] == $item['contact-id']) {
+					$dropping = true;
+					$visiting = true;
+					break;
+				}
+			}
+		}
+
 		$item_writeable = (($item['writable'] || $item['self']) ? true : false);
+
+		// This will allow us to comment on wall-to-wall items owned by our friends
+		// and community forums even if somebody else wrote the post. 
+
+		if($visiting && $mode == 'profile')
+			$item_writeable = true;
+
 		$show_comment_box = ((($page_writeable) && ($item_writeable)) ? true : false);
 		$lock = ((($item['private'] == 1) || (($item['uid'] == local_user()) && (strlen($item['allow_cid']) || strlen($item['allow_gid']) 
 			|| strlen($item['deny_cid']) || strlen($item['deny_gid']))))
@@ -412,17 +434,6 @@ function prepare_threads_body($a, $items, $cmnt_tpl, $page_writeable, $mode, $pr
 		else
 			$edpost = false;
 
-		if($item['uid'] == local_user())
-			$dropping = true;
-		elseif(is_array($_SESSION['remote'])) {
-			foreach($_SESSION['remote'] as $visitor) {
-				if($visitor['cid'] == $item['contact-id']) {
-					$dropping = true;
-					break;
-				}
-			}
-		}
-
 		$drop = array(
 			'dropping' => $dropping,
 			'select' => t('Select'), 
diff --git a/mod/parse_url.php b/mod/parse_url.php
index e66db37fed..083a39b55f 100644
--- a/mod/parse_url.php
+++ b/mod/parse_url.php
@@ -152,17 +152,17 @@ function parseurl_getsiteinfo($url) {
 	}
 
 	if ($siteinfo["image"] == "") {
-                $list = $xpath->query("//img[@src]");
-                foreach ($list as $node) {
-                        $attr = array();
-                        if ($node->attributes->length)
-                                foreach ($node->attributes as $attribute)
-                                        $attr[$attribute->name] = $attribute->value;
+            $list = $xpath->query("//img[@src]");
+            foreach ($list as $node) {
+                $attr = array();
+                if ($node->attributes->length)
+                    foreach ($node->attributes as $attribute)
+                        $attr[$attribute->name] = $attribute->value;
 
 			$src = completeurl($attr["src"], $url);
-			$photodata = getimagesize($src);
+			$photodata = @getimagesize($src);
 
-			if (($photodata[0] > 150) and ($photodata[1] > 150)) {
+			if (($photodata) && ($photodata[0] > 150) and ($photodata[1] > 150)) {
 				if ($photodata[0] > 300) {
 					$photodata[1] = round($photodata[1] * (300 / $photodata[0]));
 					$photodata[0] = 300;
@@ -176,15 +176,15 @@ function parseurl_getsiteinfo($url) {
 								"height"=>$photodata[1]);
 			}
 
-                }
-        } else {
+ 		}
+    } else {
 		$src = completeurl($siteinfo["image"], $url);
 
 		unset($siteinfo["image"]);
 
-		$photodata = getimagesize($src);
+		$photodata = @getimagesize($src);
 
-		if (($photodata[0] > 10) and ($photodata[1] > 10))
+		if (($photodata) && ($photodata[0] > 10) and ($photodata[1] > 10))
 			$siteinfo["images"][] = array("src"=>$src,
 							"width"=>$photodata[0],
 							"height"=>$photodata[1]);