only enable colored favicons in vfeeds; fix RGB triplet packing

classes/feeds.php

@@ -529,8 +529,8 @@ class Feeds extends Handler_Protected {
 						id=\"RROW-$id\" $mouseover_attrs'>";
 
 					//setting feed headline background color, needs to change text color based on dark/light
-					$favColor = explode("|", $line['favicon_avg_color']);
-					$reply['content'] .= "<div class=\"cdmHeader\" style=\"background-color: rgb($favColor[0], $favColor[1], $favColor[2]);\">";
+					$fav_color = $line['favicon_avg_color'];
+					$reply['content'] .= "<div class=\"cdmHeader\" style=\"background-color: $fav_color;\">";
 					$reply['content'] .= "<div style=\"vertical-align : middle\">";
 
 					$reply['content'] .= "<input dojoType=\"dijit.form.CheckBox\"

include/functions.php

@@ -2602,6 +2602,9 @@
 						LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
 				}
 
+				if ($vfeed_query_part)
+					$vfeed_query_part .= "favicon_avg_color,";
+
 				$query = "SELECT DISTINCT
 						date_entered,
 						guid,

include/rssfuncs.php

@@ -416,9 +416,13 @@
 
 						 require_once "colors.php";
 
-                   if (is_array($favicon_color))
-							  $favicon_colorstring = ",favicon_avg_color = '" .
-							  		_color_pack(array_slice($favicon_color, 0, 3)) . "'";
+						 if (is_array($favicon_color))
+								$tmp = array($favicon_color['red'],
+									$favicon_color['green'],
+									$favicon_color['blue']);
+
+								 $favicon_colorstring = ",favicon_avg_color = '" .
+								_color_pack($tmp) . "'";
                 }
 
 				db_query($link, "UPDATE ttrss_feeds SET favicon_last_checked = NOW() $favicon_colorstring