Clean up PHP error log

system/admin/admin.php

@@ -120,7 +120,7 @@ function add_content($title, $tag, $url, $content, $user, $draft, $category, $ty
 
     $post_date = date('Y-m-d-H-i-s');
     $post_title = safe_html($title);
-    $post_media = preg_replace('/\s\s+/', ' ', strip_tags($media));
+    $post_media = preg_replace('/\s\s+/', ' ', strip_tags($media ?? ''));
     $post_tag = strtolower(preg_replace(array('/[^a-zA-Z0-9,. \-\p{L}]/u', '/[ -]+/', '/^-|-$/'), array('', '-', ''), remove_accent($post_tag)));
     $post_url = strtolower(preg_replace(array('/[^a-zA-Z0-9 \-\p{L}]/u', '/[ -]+/', '/^-|-$/'), array('', '-', ''), remove_accent($url)));
     $description = safe_html($description);
@@ -260,7 +260,7 @@ function edit_content($title, $tag, $url, $content, $oldfile, $revertPost, $publ
     }
 
     $post_title = safe_html($title);
-    $post_media = preg_replace('/\s\s+/', ' ', strip_tags($media));
+    $post_media = preg_replace('/\s\s+/', ' ', strip_tags($media ?? ''));
     $post_tag = strtolower(preg_replace(array('/[^a-zA-Z0-9,. \-\p{L}]/u', '/[ -]+/', '/^-|-$/'), array('', '-', ''), remove_accent($post_tag)));
     $post_url = strtolower(preg_replace(array('/[^a-zA-Z0-9 \-\p{L}]/u', '/[ -]+/', '/^-|-$/'), array('', '-', ''), remove_accent($url)));
     $description = safe_html($description);
@@ -408,7 +408,7 @@ function edit_content($title, $tag, $url, $content, $oldfile, $revertPost, $publ
         save_tag_i18n($post_tag, $post_tagmd);
 
         rebuilt_cache('all');
-        clear_post_cache($dt, $post_tag, $post_url, $newfile, $category, $type);
+        clear_post_cache($dt, $post_tag, $post_url, $oldfile, $category, $type);
         if ($destination == 'post') {
             if(!empty($revertPost)) {
                 $drafturl = site_url() . 'admin/draft';

system/htmly.php

@@ -1736,7 +1736,9 @@ get('/category/:category', function ($category) {
     $desc = get_category_info($category);
     
     if(strtolower($category) !== 'uncategorized') {
-       $desc = $desc[0];
+        if(!empty($desc)) {
+            $desc = $desc[0];
+        }
     }
 
     $total = get_categorycount($category);
@@ -2224,7 +2226,11 @@ get('/post/:name', function ($name) {
 
     if (config('permalink.type') != 'post') {
         $post = find_post(null, null, $name);
-        $current = $post['current'];
+        if (is_null($post)) {
+            not_found();
+	    } else {
+            $current = $post['current'];
+        }
         $redir = site_url() . date('Y/m', $current->date) . '/' . $name;
         header("location: $redir", TRUE, 301);
     }
@@ -2237,11 +2243,11 @@ get('/post/:name', function ($name) {
 
     $post = find_post(null, null, $name);
 
-    $current = $post['current'];
-
-    if (!$current) {
+    if (is_null($post)) {
         not_found();
-    }
+	} else {
+		$current = $post['current'];
+	}
 
     if (config("views.counter") == "true") {
         add_view($current->file);
@@ -3230,11 +3236,11 @@ get('/:year/:month/:name', function ($year, $month, $name) {
 
     $post = find_post($year, $month, $name);
 
-    $current = $post['current'];
-
-    if (!$current) {
+    if (is_null($post)) {
         not_found();
-    }
+	} else {
+		$current = $post['current'];
+	}
 
     if (config("views.counter") == "true") {
         add_view($current->file);