Fix warnings

monotone/functions.php

@@ -150,16 +150,16 @@ function the_thumbnail() {
 }
 
 function get_all_colors($post) {
+	include_once("csscolor.php");
 	//pull from DB
-	$base->bg = get_post_meta($post->ID, 'image_colors_bg',true);
-	$base->fg = get_post_meta($post->ID, 'image_colors_fg',true);
+	$bg = get_post_meta($post->ID, 'image_colors_bg',true);
+	$fg = get_post_meta($post->ID, 'image_colors_fg',true);
 	
 	// show return variable if full
-	if($base->bg != '' && $base->fg != '') {
-		return $base;
+	if($bg != '' && $fg != '') {
+		return new CSS_Color($bg, $fg);
 	} else {
 	// else, get the colors
-		include_once("csscolor.php");
 		$base = new CSS_Color(base_color($post));
 		//set bg
 		$bg = $base->bg;
@@ -227,6 +227,9 @@ function print_stylesheet() {
 function base_color($post) {
 	
 	$url = get_post_meta($post->ID, 'image_url', true);
+	if (!$url) {
+		return rgbhex(0, 0, 0);
+	}
 
 	// get the image name
 	$imgname = trim($url);