sizeof bug

sizeof cannot be used to test existance.

Fixes: Got error 'PHP message: PHP Warning:  sizeof(): Parameter must be
an array or an object that implements Countable in
/.../include/items.php on line 66\n':  1 Time(s)

PHP 7.2.5 / Ubuntu 17.04 LTS

diff --git a/include/items.php b/include/items.php
index af13898b2496d3f48d440314626a9f7b4fb37b2f..c04bef01c3de0ecb72a8e0c98d52d303f60313e1 100644 (file)
--- a/include/items.php
+++ b/include/items.php
@@ -29,7 +29,7 @@ function add_page_info_data($data, $no_photos = false) {
        // It maybe is a rich content, but if it does have everything that a link has,
        // then treat it that way
        if (($data["type"] == "rich") && is_string($data["title"]) &&
-               is_string($data["text"]) && (sizeof($data["images"]) > 0)) {
+               is_string($data["text"]) && !empty($data["images"])) {
                $data["type"] = "link";
        }
 
@@ -63,7 +63,7 @@ function add_page_info_data($data, $no_photos = false) {
                $text .= " title='".$data["title"]."'";
        }
 
-       if (sizeof($data["images"]) > 0) {
+       if (!empty($data["images"])) {
                $preview = str_replace(["[", "]"], ["[", "]"], htmlentities($data["images"][0]["src"], ENT_QUOTES, 'UTF-8', false));
                // if the preview picture is larger than 500 pixels then show it in a larger mode
                // But only, if the picture isn't higher than large (To prevent huge posts)