add xml response, add doc and refactor

geoapi/database/SqlManager.php

@@ -42,11 +42,22 @@ abstract class SqlManager {
      */
     private $link;
 
+    /**
+     * String for a and operrator
+     * @var string
+     */
+    protected $andTerm = " and ";
+
+    /**
+     * String for quotes in a query
+     * @var string
+     */
+    protected $quoteTerm = "\"";
+
     /**
      * Default-Constructor
      */
     public function __construct() {
-
         $this->serverAddress = \config\DBConfig::$sqlServer;
         $this->dbName = \config\DBConfig::$sqlDBName;
         $this->userName = \config\DBConfig::$sqlDBUser;
@@ -108,6 +119,11 @@ abstract class SqlManager {
         return $result;
     }
 
+    /**
+     * Method if the string is not a empty String (not only spaces and controlls)
+     * @param string $string
+     * @return boolean
+     */
     protected function validString($string) {
         if (!ctype_space($string) && !ctype_cntrl($string)) {
             return TRUE;
@@ -115,14 +131,6 @@ abstract class SqlManager {
         return FALSE;
     }
 
-    protected function startsWith($haystack, $needle) {
-        return !strncmp($haystack, $needle, strlen($needle));
-    }
-
-    protected function endsWith($haystack, $needle) {
-        return (substr($haystack, -strlen($needle)) === $needle);
-    }
-
 }
 
 ?>