Merge pull request #1625 from pradpnayak/CRM-13340

[civicrm-core.git] / CRM / Utils / Array.php

diff --git a/CRM/Utils/Array.php b/CRM/Utils/Array.php
index b685b9482fa5b09a70c57b65b45d31cf99fe72e4..296f470a0024e07105bd12c6a882cd0b6f39f746 100644 (file)
--- a/CRM/Utils/Array.php
+++ b/CRM/Utils/Array.php
@@ -1,7 +1,7 @@
 <?php
 /*
  +--------------------------------------------------------------------+
- | CiviCRM version 4.3                                                |
+ | CiviCRM version 4.4                                                |
  +--------------------------------------------------------------------+
  | Copyright CiviCRM LLC (c) 2004-2013                                |
  +--------------------------------------------------------------------+
@@ -570,29 +570,37 @@ class CRM_Utils_Array {
   /**
    * Like explode() but assumes that the $value is padded with $delim on left and right
    *
-   * @param string|NULL $value
+   * @param mixed $values
    * @param string $delim
    * @return array|NULL
    */
-  static function explodePadded($value, $delim = CRM_Core_DAO::VALUE_SEPARATOR) {
-    if ($value === NULL) {
+  static function explodePadded($values, $delim = CRM_Core_DAO::VALUE_SEPARATOR) {
+    if ($values === NULL) {
       return NULL;
     }
-    return explode($delim, trim($value, $delim));
+    // If we already have an array, no need to continue
+    if (is_array($values)) {
+      return $values;
+    }
+    return explode($delim, trim((string) $values, $delim));
   }
 
   /**
-   * Like implode() but assumes that the $value is padded with $delim on left and right
+   * Like implode() but creates a string that is padded with $delim on left and right
    *
-   * @param string|NULL $value
+   * @param mixed $values
    * @param string $delim
-   * @return array|NULL
+   * @return string|NULL
    */
   static function implodePadded($values, $delim = CRM_Core_DAO::VALUE_SEPARATOR) {
     if ($values === NULL) {
       return NULL;
     }
-    return $delim . implode($delim, $values) . $delim;
+    // If we already have a string, strip $delim off the ends so it doesn't get added twice
+    if (is_string($values)) {
+      $values = trim($values, $delim);
+    }
+    return $delim . implode($delim, (array) $values) . $delim;
   }
 
   /**
@@ -614,5 +622,18 @@ class CRM_Utils_Array {
     $elementArray = array_combine($keys, array_values($elementArray));
     return $elementArray;
   }
+
+  /*
+   * function to get value of first matched
+   * regex key element of an array
+   */
+  static function valueByRegexKey($regexKey, $list, $default = NULL) {
+    if (is_array($list) && $regexKey) {
+      $matches = preg_grep($regexKey, array_keys($list));
+      $key = reset($matches);
+      return ($key && array_key_exists($key, $list)) ? $list[$key] : $default;
+    }
+    return $default;
+  }
 }