some minor issues uncovered during hubzilla->zap export testing

2 files changed, 26 insertions, 3 deletions

diff --git a/Zotlabs/Lib/Activity.php b/Zotlabs/Lib/Activity.php
index d286f35c2..6129e7f55 100644
--- a/Zotlabs/Lib/Activity.php
+++ b/Zotlabs/Lib/Activity.php
@@ -3313,17 +3313,17 @@ class Activity {
 		$ret = false;
 
 		foreach ($attach as $a) {
-			if (strpos($a['type'], 'image') !== false) {
+			if (array_key_exists('type',$a) && stripos($a['type'], 'image') !== false) {
 				if (self::media_not_in_body($a['href'], $body)) {
 					$ret .= "\n\n" . '[img]' . $a['href'] . '[/img]';
 				}
 			}
-			if (array_key_exists('type', $a) && strpos($a['type'], 'video') === 0) {
+			if (array_key_exists('type', $a) && stripos($a['type'], 'video') !== false) {
 				if (self::media_not_in_body($a['href'], $body)) {
 					$ret .= "\n\n" . '[video]' . $a['href'] . '[/video]';
 				}
 			}
-			if (array_key_exists('type', $a) && strpos($a['type'], 'audio') === 0) {
+			if (array_key_exists('type', $a) && stripos($a['type'], 'audio') !== false) {
 				if (self::media_not_in_body($a['href'], $body)) {
 					$ret .= "\n\n" . '[audio]' . $a['href'] . '[/audio]';
 				}
diff --git a/include/items.php b/include/items.php
index 1eecfcb0b..eda79c00d 100644
--- a/include/items.php
+++ b/include/items.php
@@ -1416,6 +1416,25 @@ function decode_tags($t) {
 	return '';
 }
 
+
+function purify_imported_object($obj) {
+	$ret = null;
+	if (is_array($obj)) {
+		foreach ( $obj as $k => $v ) {
+			$ret[$k] = purify_html($v);
+		}
+	}
+	elseif (is_string($obj)) {
+		$ret = purify_html($obj);
+	}
+	
+	return $ret;
+}
+
+
+
+
+
 /**
  * @brief Santise a potentially complex array.
  *
@@ -1427,6 +1446,10 @@ function activity_sanitise($arr) {
 		if(is_array($arr)) {
 			$ret = array();
 			foreach($arr as $k => $x) {
+				if (in_array($k, [ 'content', 'summary', 'contentMap', 'summaryMap' ])) {
+					$ret[$k] = purify_imported_object($arr[$k]);
+					continue;
+				}
 				if(is_array($x))
 					$ret[$k] = activity_sanitise($x);
 				else