1 files changed, 73 insertions, 0 deletions
diff --git a/lib/kolab_api_service.php b/lib/kolab_api_service.php
index 5d144ff..8630cbe 100644
--- a/lib/kolab_api_service.php
+++ b/lib/kolab_api_service.php
@@ -107,4 +107,77 @@ abstract class kolab_api_service
         return $uta;
     }
 
+    /**
+     * Detects user type ID for specified objectClass attribute value
+     *
+     * @param array $object_class Value of objectClass attribute
+     *
+     * @return int User type identifier
+     */
+    protected function user_type_id($object_class)
+    {
+        if (empty($object_class)) {
+            return null;
+        }
+
+        $object_class = array_map('strtolower', $object_class);                                                                                         
+        $user_types   = $this->user_types();
+        $type_score   = -1;
+        $type_id      = null;
+
+        console("Data objectClasses: " . implode(", ", $object_class));
+
+        foreach ($user_types as $idx => $elem) {
+            $ref_class = $elem['attributes']['fields']['objectclass'];
+
+            console("Reference objectclasses for " . $elem['key'] . ": " . implode(", ", $ref_class));
+
+            // Eliminate the duplicates between the $data_ocs and $ref_ocs
+            $_object_class = array_diff($object_class, $ref_class);
+            $_ref_class    = array_diff($ref_class, $object_class);
+
+            $differences   = count($_object_class) + count($_ref_class);
+            $commonalities = count($object_class) - $differences;
+            $elem_score    = $differences > 0 ? ($commonalities / $differences) : $commonalities;
+
+//            console("\$object_class not in \$ref_class (" . $elem['key'] . "): " . implode(", ", $_object_class));
+//            console("\$ref_class not in \$object_class (" . $elem['key'] . "): " . implode(", ", $_ref_class));
+            console("Score for user type " . $elem['name'] . ": " . $elem_score . "(" . $commonalities . "/" . $differences . ")");
+
+            if ($elem_score > $type_score) {
+                $type_id    = $idx;
+                $type_score = $elem_score;
+            }
+        }
+
+        return $type_id;
+    }
+
+    /**
+     * Returns user types definitions.
+     *
+     * @return array User types.
+     */
+    protected function user_types()
+    {
+        $sql_result = $this->db->query("SELECT * FROM user_types");
+        $user_types = array();
+
+        while ($row = $this->db->fetch_assoc($sql_result)) {
+            $user_types[$row['id']] = array();
+
+            foreach ($row as $key => $value) {
+                if ($key != "id") {
+                    if ($key == "attributes") {
+                        $user_types[$row['id']][$key] = json_decode(unserialize($value), true);
+                    }
+                    else {
+                        $user_types[$row['id']][$key] = $value;
+                    }
+                }
+            }
+        }
+
+        return $user_types;
+    }
 }