From c8766ec967255af09c88f2b212c0c870ea7954b5 Mon Sep 17 00:00:00 2001
From: Silvio <silvio@devlet.com.br>
Date: Wed, 30 Jun 2010 15:24:38 -0300
Subject: Adding IsisConnector::filterBrackets()

---
 classes/IsisConnector.php | 26 +++++++++++++++++++++-----
 1 file changed, 21 insertions(+), 5 deletions(-)

(limited to 'classes/IsisConnector.php')

diff --git a/classes/IsisConnector.php b/classes/IsisConnector.php
index db5ac9d..eeedeb7 100644
--- a/classes/IsisConnector.php
+++ b/classes/IsisConnector.php
@@ -282,12 +282,26 @@ class IsisConnector {
    */
   public function explodeBrackets($subject) {
     preg_match_all('/<[^<>]*>/', $subject, $values);
+    return $this->filterBrackets($values[0]);
+  }
 
-    // Why this doesn't work?
-    //$values = preg_replace(array('/</', '/>/'), '', $values);
-
-    foreach ($values[0] as $key => $value) {
-      $values[$key] = preg_replace(array('/</', '/>/'), '', $value);
+  /**
+   * Filter out brackets from strings.
+   *
+   * @param $values
+   *   String (or array filled with strings) to be filtered.
+   *
+   * @result
+   *   Filtered string or array.
+   */
+  public function filterBrackets($values) {
+    if (is_array($values)) {
+      foreach ($values as $key => $value) {
+        $values[$key] = $this->filterBrackets($value);
+      }
+    }
+    else {
+      $values = preg_replace(array('/</', '/>/'), '', $values);
     }
 
     return $values;
@@ -298,6 +312,7 @@ class IsisConnector {
    *
    * @param $value
    *   String to be compared.
+   *
    * @return
    *   True if string has brackets, false otherwise.
    */
@@ -316,6 +331,7 @@ class IsisConnector {
    *
    * @param $value
    *   String with values.
+   *
    * @return
    *   Array with values.
    */
-- 
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