X-Git-Url: https://git.mxchange.org/?p=core.git;a=blobdiff_plain;f=inc%2Fclasses%2Fmain%2Ffile_directories%2Fio%2Fclass_FrameworkFileInputOutputPointer.php;h=b167fee3d363d409865c577e24500c5d2e9534d7;hp=078c206be29400b5aee821748067a73f2827630d;hb=978c24260ea30de3b29d4436d707bdc67a8e9b9e;hpb=f18669b3ece63a283957eb0114967d322648094a;ds=sidebyside

diff --git a/inc/classes/main/file_directories/io/class_FrameworkFileInputOutputPointer.php b/inc/classes/main/file_directories/io/class_FrameworkFileInputOutputPointer.php
index 078c206b..b167fee3 100644
--- a/inc/classes/main/file_directories/io/class_FrameworkFileInputOutputPointer.php
+++ b/inc/classes/main/file_directories/io/class_FrameworkFileInputOutputPointer.php
@@ -57,7 +57,7 @@ class FrameworkFileInputOutputPointer extends BaseFileIo implements InputOutputP
 		}
 
 		// Try to open a handler
-		$filePointer = fopen($fileName, 'a+b');
+		$filePointer = fopen($fileName, 'c+b');
 		if ((is_null($filePointer)) || ($filePointer === FALSE)) {
 			// Something bad happend
 			throw new FileIoException($fileName, self::EXCEPTION_FILE_POINTER_INVALID);
@@ -115,7 +115,29 @@ class FrameworkFileInputOutputPointer extends BaseFileIo implements InputOutputP
 		}
 
 		// Write data to the file pointer and return written bytes
-		return fwrite($this->getPointer(), $dataStream);
+		return fwrite($this->getPointer(), $dataStream, strlen($dataStream));
+	}
+
+	/**
+	 * Rewinds to the beginning of the file
+	 *
+	 * @return	void
+	 */
+	public function rewind () {
+		// Rewind the pointer
+		assert(rewind($this->getPointer()) === 1);
+	}
+
+	/**
+	 * Seeks to given position
+	 *
+	 * @param	$seekPosition	Seek position in file
+	 * @param	$whence			"Seek mode" (see http://de.php.net/fseek)
+	 * @return	void
+	 */
+	public function seek ($seekPosition, $whence = SEEK_SET) {
+		// Move the file pointer
+		assert(fseek($this->getPointer(), $seekPosition, $whence) === 0);
 	}
 }