Merge pull request kbjr#50 from bentasker/log-changes

Implemented ability to run git log against a specific file

Author: kbjr

Git.php

@@ -654,11 +654,21 @@ public function pull($remote = "", $branch = "") {
 	 * @param strgin $format
 	 * @return string
 	 */
-	public function log($format = null) {
+	public function log($format = null, $fulldiff=false, $filepath=null, $follow=false) {
+	
+                if ($fulldiff){
+                    $diff = "--full-diff -p ";
+                }
+
+		if ($follow){
+		    // Can't use full-diff with follow
+		    $diff = "--follow -- ";
+		}
+	
 		if ($format === null)
-			return $this->run('log');
+			return $this->run('log ' . $diff . $filepath);
 		else
-			return $this->run('log --pretty=format:"' . $format . '"');
+			return $this->run('log --pretty=format:"' . $format . '" ' . $diff .$filepath);
 	}
 
 	/**