X-Git-Url: https://jasonwoof.com/gitweb/?p=wfpl.git;a=blobdiff_plain;f=encode.php;h=f5a56224c16de289823190587d54599dc9e5400d;hp=ab16a848b37c350806e23a16baa4855b7f86949f;hb=9a3136a5bee66e1055ffb566373952b6054dd7bf;hpb=203b704003fa9bfbe823e5ebc8d8e7cff919a073

diff --git a/encode.php b/encode.php
index ab16a84..f5a5622 100644
--- a/encode.php
+++ b/encode.php
@@ -437,34 +437,19 @@ function enc_evenodd($values, $name) {
 	}
 }
 
-function enc_image_src($str) {
-	list($src, $width, $height, $a, $b, $c) = explode(' ', $str);
-	return $src;
-}
-
-function enc_image_width($str) {
-	list($src, $width, $height, $a, $b, $c) = explode(' ', $str);
-	return $width;
-}
-
-function enc_image_height($str) {
-	list($src, $width, $height, $a, $b, $c) = explode(' ', $str);
-	return $height;
-}
-
-function enc_thumb_src($str) {
-	list($a, $b, $c, $src, $width, $height) = explode(' ', $str);
-	return $src;
-}
-
-function enc_thumb_width($str) {
-	list($a, $b, $c, $src, $width, $height) = explode(' ', $str);
-	return $width;
-}
-function enc_thumb_height($str) {
-	list($a, $b, $c, $src, $width, $height) = explode(' ', $str);
-	return $height;
-}
+function wfpl_nth_word($str, $n) {
+	$a = explode(' ', $str);
+	return isset($a[$n]) ? $a[$n] : null;
+}
+
+# encoding is a space separated list of:
+# image_filename width height thumb_filename thumb_width thumb_height
+function enc_image_src($str) { return wfpl_nth_word($str, 0); }
+function enc_image_width($str) { return wfpl_nth_word($str, 1); }
+function enc_image_height($str) { return wfpl_nth_word($str, 2); }
+function enc_thumb_src($str) { return wfpl_nth_word($str, 3); }
+function enc_thumb_width($str) { return wfpl_nth_word($str, 4); }
+function enc_thumb_height($str) { return wfpl_nth_word($str, 5); }
 
 # example template: Length: ~length html~ day~length s~
 function enc_s($str) {