Add posibility to keep the given header format when writting a csv file.

git-svn-id: http://voip.null.ro/svn/ansql/trunk@310 dbfed7de-b0aa-0410-b6a1-c7e608b77fc9

lib_files.php

@@ -143,15 +143,17 @@ class CsvFile extends GenericFile
 	public $file_content = array();
 	private $formats = array();
 	private $sep;
+	private $change_header;
 
-	function __construct($file_name, $formats, $file_content=array(), $test_header=true, $read=true, $sep=",")
+	function __construct($file_name, $formats, $file_content=array(), $test_header=true, $read=true, $sep=",", $change_header=true)
 	{
 		Debug::func_start(__METHOD__,func_get_args(),"ansql");
 		parent::__construct($file_name);
 		$this->formats = $formats;
 		$this->sep = $sep;
 		$this->file_content = $file_content;
 		$this->test_header = $test_header;
+		$this->change_header = $change_header;
 
 		if ($read)
 			$this->read();
@@ -243,8 +245,12 @@ function write($key_val_arr=true, $col_header=true)
 					if(is_numeric($column_name))
 						$name = $var_name;
 				}
-				$val = str_replace("_"," ",ucfirst($name));
-				$val = str_replace(" "," ",$val);
+				if ($this->change_header) {
+					$val = str_replace("_"," ",ucfirst($name));
+					$val = str_replace(" "," ",$val);
+				} else {
+					$val = $name;
+				}
 				$val = ($col_nr) ? $this->sep."\"$val\"" : "\"$val\"";
 				fwrite($this->write_handler, $val);
 				if ($col_nr%10 == 0 && $this->exceeded_script_memory())