X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=application%2FUtils.php;h=9c9eaaa2611eff24d62d24eb2d30e2da372d4aad;hb=da7acb98302b99ec729bcde3e3c9f4bb164a1b34;hp=97b12fcf5b5e1d8beb94ab507f3f32479b89e747;hpb=fd7d84616d53486c3a276a42da869390e1d7f5eb;p=github%2Fshaarli%2FShaarli.git

diff --git a/application/Utils.php b/application/Utils.php
index 97b12fcf..9c9eaaa2 100644
--- a/application/Utils.php
+++ b/application/Utils.php
@@ -87,17 +87,21 @@ function endsWith($haystack, $needle, $case = true)
  *
  * @param mixed $input Data to escape: a single string or an array of strings.
  *
- * @return string escaped.
+ * @return string|array escaped.
  */
 function escape($input)
 {
+    if (null === $input) {
+        return null;
+    }
+
     if (is_bool($input)) {
         return $input;
     }
 
     if (is_array($input)) {
         $out = array();
-        foreach($input as $key => $value) {
+        foreach ($input as $key => $value) {
             $out[$key] = escape($value);
         }
         return $out;
@@ -159,10 +163,10 @@ function checkDateFormat($format, $string)
  */
 function generateLocation($referer, $host, $loopTerms = array())
 {
-    $finalReferer = '?';
+    $finalReferer = './?';
 
     // No referer if it contains any value in $loopCriteria.
-    foreach ($loopTerms as $value) {
+    foreach (array_filter($loopTerms) as $value) {
         if (strpos($referer, $value) !== false) {
             return $finalReferer;
         }
@@ -294,15 +298,15 @@ function normalize_spaces($string)
  * Requires php-intl to display international datetimes,
  * otherwise default format '%c' will be returned.
  *
- * @param DateTime $date to format.
- * @param bool     $time Displays time if true.
- * @param bool     $intl Use international format if true.
+ * @param DateTimeInterface $date to format.
+ * @param bool              $time Displays time if true.
+ * @param bool              $intl Use international format if true.
  *
  * @return bool|string Formatted date, or false if the input is invalid.
  */
 function format_date($date, $time = true, $intl = true)
 {
-    if (! $date instanceof DateTime) {
+    if (! $date instanceof DateTimeInterface) {
         return false;
     }
 
@@ -355,10 +359,13 @@ function return_bytes($val)
     $val = trim($val);
     $last = strtolower($val[strlen($val)-1]);
     $val = intval(substr($val, 0, -1));
-    switch($last) {
-        case 'g': $val *= 1024;
-        case 'm': $val *= 1024;
-        case 'k': $val *= 1024;
+    switch ($last) {
+        case 'g':
+            $val *= 1024;
+        case 'm':
+            $val *= 1024;
+        case 'k':
+            $val *= 1024;
     }
     return $val;
 }
@@ -452,6 +459,7 @@ function alphabetical_sort(&$data, $reverse = false, $byKeys = false)
  *
  * @return string Text translated.
  */
-function t($text, $nText = '', $nb = 1, $domain = 'shaarli') {
+function t($text, $nText = '', $nb = 1, $domain = 'shaarli')
+{
     return dn__($domain, $text, $nText, $nb);
 }