3 files changed, 55 insertions, 2 deletions
diff --git a/lib/Exceptions.php b/lib/Exceptions.php
index 2e9109b..83bd380 100644
--- a/lib/Exceptions.php
+++ b/lib/Exceptions.php
@@ -10,3 +10,4 @@ set_error_handler("exception_error_handler");
 
 class NotFoundException extends Exception {}
 class ScheduleException extends Exception {}
+class ConfigException extends Exception {}
diff --git a/lib/command-helper.php b/lib/command-helper.php
new file mode 100644
index 0000000..c406b9e
--- /dev/null
+++ b/lib/command-helper.php
@@ -0,0 +1,15 @@
+<?php
+
+function stderr($str) {
+	$args = func_get_args();
+	$args[0] = $args[0]."\n";
+	array_unshift($args, STDERR);
+	call_user_func_array('fprintf', $args);
+}
+
+function stdout($str) {
+	$args = func_get_args();
+	$args[0] = $args[0]."\n";
+	array_unshift($args, STDOUT);
+	call_user_func_array('fprintf', $args);
+}
diff --git a/lib/helper.php b/lib/helper.php
index 4fce91e..1925382 100644
--- a/lib/helper.php
+++ b/lib/helper.php
@@ -18,14 +18,20 @@ function baseurl()
 		if(startswith('//', $base))
 			$base = proto().':'.$base;
 
-		return forceslash(forceslash($base).@$GLOBALS['MANDATOR']);
+		return forceslash($base);
 	}
 
 	$base  = ssl() ? 'https://' : 'http://';
 	$base .= $_SERVER['HTTP_HOST'];
 	$base .=  forceslash(dirname($_SERVER['SCRIPT_NAME']));
 
-	return forceslash(forceslash($base).@$GLOBALS['MANDATOR']);
+	return forceslash($base);
+}
+
+function joinpath($parts)
+{
+	$parts = array_map('forceslash', $parts);
+	return rtrim(implode('', $parts), '/');
 }
 
 function forceslash($url)
@@ -108,3 +114,34 @@ function url_params()
 
 	return '';
 }
+
+/**
+ * returns the fielst element matching $predicate or null, if none matched.
+ * $predicate is a callable that receives one array value at a time and can
+ * return a bool'ish value
+ */
+function array_filter_first($array, $predicate)
+{
+	foreach ($array as $value) {
+		if( $predicate($value) ) {
+			return $value;
+		}
+	}
+
+	return null;
+}
+/**
+ * returns the fielst element matching $predicate or null, if none matched.
+ * $predicate is a callable that receives one array value at a time and can
+ * return a bool'ish value
+ */
+function array_filter_last($array, $predicate)
+{
+	foreach (array_reverse($array) as $value) {
+		if( $predicate($value) ) {
+			return $value;
+		}
+	}
+
+	return null;
+}