Split confToHash into confToHash and linesToHash

New function linesToHash (which now is used by existing function
confToHash) allows for parsing of given strings into a config
hash.

darcs-hash:20090228130423-2b4f5-e4f08c80350d83d3d93a4652aa8db1aae96e3a13.gz

inc/confutils.php

@@ -123,19 +123,16 @@ function getSchemes() {
 }
 
 /**
- * Builds a hash from a configfile
+ * Builds a hash from an array of lines
  *
  * If $lower is set to true all hash keys are converted to
  * lower case.
  *
  * @author Harry Fuecks <hfuecks@gmail.com>
  * @author Andreas Gohr <andi@splitbrain.org>
+ * @author Gina Haeussge <gina@foosel.net>
  */
-function confToHash($file,$lower=false) {
-  $conf = array();
-  $lines = @file( $file );
-  if ( !$lines ) return $conf;
-
+function linesToHash($lines, $lower=false) {
   foreach ( $lines as $line ) {
     //ignore comments (except escaped ones)
     $line = preg_replace('/(?<![&\\\\])#.*$/','',$line);
@@ -154,6 +151,24 @@ function confToHash($file,$lower=false) {
   return $conf;
 }
 
+/**
+ * Builds a hash from a configfile
+ *
+ * If $lower is set to true all hash keys are converted to
+ * lower case.
+ *
+ * @author Harry Fuecks <hfuecks@gmail.com>
+ * @author Andreas Gohr <andi@splitbrain.org>
+ * @author Gina Haeussge <gina@foosel.net>
+ */
+function confToHash($file,$lower=false) {
+  $conf = array();
+  $lines = @file( $file );
+  if ( !$lines ) return $conf;
+
+  return linesToHash($lines, $lower);
+}
+
 /**
  * Retrieve the requested configuration information
  *