Merge pull request kbjr#29 from thelfensdrfer/master

Added git log command

Author: kbjr

Git.php

@@ -48,7 +48,7 @@ public static function set_bin($path) {
 	public static function get_bin() {
 		return self::$bin;
 	}
-	
+
 	/**
 	 * Sets up library for use in a default Windows environment
 	 */
@@ -82,13 +82,13 @@ public static function &create($repo_path, $source = null) {
 	public static function open($repo_path) {
 		return new GitRepo($repo_path);
 	}
-	
+
 	/**
 	 * Clones a remote repo into a directory and then returns a GitRepo object
 	 * for the newly created local repo
-	 * 
+	 *
 	 * Accepts a creation path and a remote to clone from
-	 * 
+	 *
 	 * @access  public
 	 * @param   string  repository path
 	 * @param   string  remote source
@@ -318,7 +318,7 @@ public function run($command) {
 	 * Runs a 'git status' call
 	 *
 	 * Accept a convert to HTML bool
-	 * 
+	 *
 	 * @access public
 	 * @param bool  return string with <br />
 	 * @return string
@@ -346,7 +346,7 @@ public function add($files = "*") {
 		}
 		return $this->run("add $files -v");
 	}
-	
+
 	/**
 	 * Runs a `git rm` call
 	 *
@@ -621,6 +621,19 @@ public function pull($remote, $branch) {
 		return $this->run("pull $remote $branch");
 	}
 
+	/**
+	 * List log entries.
+	 *
+	 * @param strgin $format
+	 * @return string
+	 */
+	public function log($format = null) {
+		if ($format === null)
+			return $this->run('log');
+		else
+			return $this->run('log --pretty=format:"' . $format . '"');
+	}
+
 	/**
 	 * Sets the project description.
 	 *