Add config to sort by fields (#231)

include/configclass.php

@@ -646,6 +646,8 @@ class WebSvnConfig {
 	var $flatIndex = true;
 	var $openTree = false;
 	var $alphabetic = false;
+	var $sortByField = 'filename';
+	var $validSortByFields = array( 'filename', 'date' );
 	var $showLastModInIndex = true;
 	var $showLastModInListing = true;
 	var $showAgeInsteadOfDate = true;
@@ -1613,6 +1615,19 @@ function isAlphabeticOrder() {
 		return $this->alphabetic;
 	}
 
+	function setSortByField($sortByField) {
+		if (in_array($sortByField, $this->validSortByFields)) {
+			$this->sortByField = $sortByField;
+		} else {
+			echo 'Setting default sort by field to an invalid value "'.$sortByField.'"';
+			exit;
+		}
+	}
+
+	function sortByField() {
+		return $this->sortByField;
+	}
+
 	function showLastModInIndex() {
 		return $this->showLastModInIndex;
 	}

include/distconfig.php

@@ -170,6 +170,12 @@
 
 // $config->setAlphabeticOrder(true);
 
+// By default, WebSVN entries are alphabetically sorted, you may choose to sort
+// by commit date.
+
+// $config->setSortByField('filename');
+// $config->setSortByField('date');
+
 // By default, WebSVN loads parent path directories and then on user click other,
 // This options loads the entire directory in one go and allows to browse without delay.
 // By default all will be collapsed to root directory and can be expanded.

include/svnlook.php

@@ -480,6 +480,8 @@ function _listSort($e1, $e2) {
 
 	$file1 = $e1->file;
 	$file2 = $e2->file;
+	$committime1 = $e1->committime;
+	$committime2 = $e2->committime;
 	$isDir1 = ($file1[strlen($file1) - 1] == '/');
 	$isDir2 = ($file2[strlen($file2) - 1] == '/');
 
@@ -491,7 +493,13 @@ function _listSort($e1, $e2) {
 	if ($isDir1) $file1 = substr($file1, 0, -1);
 	if ($isDir2) $file2 = substr($file2, 0, -1);
 
-	return strnatcasecmp($file1, $file2);
+	switch($config->sortByField()) {
+		case 'filename':
+			return strnatcasecmp($file1, $file2);
+		case 'date':
+			if ($committime1 == $committime2) return 0;
+			return ($committime1 < $committime2) ? -1 : 1;
+	}
 }
 
 // }}}