From: Jason Woofenden <jason@jasonwoof.com>
Date: Fri, 6 Nov 2015 21:25:14 +0000 (-0500)
Subject: add enc_* to get resized cms_image urls
X-Git-Url: https://jasonwoof.com/gitweb/?p=wfpl.git;a=commitdiff_plain;h=f8a8d44598bdb6e4446920b8d10d1bc62916c9aa

add enc_* to get resized cms_image urls
---

diff --git a/encode.php b/encode.php
index 43a8a2d..381e681 100644
--- a/encode.php
+++ b/encode.php
@@ -435,8 +435,31 @@ function wfpl_nth_word($str, $n) {
 # encoding is a space separated list of:
 # image_filename width height thumb_filename thumb_width thumb_height
 function enc_image_src($str) { return wfpl_nth_word($str, 0); }
+function _enc_image_src_at_width($str, $width) {
+	$src = enc_image_src($str);
+	if ($src) {
+		return
+			substr($src, 0, -4)
+			. 'w'
+			. $width
+			. substr($src, -4);
+	}
+	return '';
+}
+# define these width constants in your config.php
+function enc_image_src_full($str) { return _enc_image_src_at_width($str, WFPL_IMAGE_WIDTH_FULL); }
+function enc_image_src_small($str) { return _enc_image_src_at_width($str, WFPL_IMAGE_WIDTH_SMALL); }
+function enc_image_src_thumb($str) { return _enc_image_src_at_width($str, WFPL_IMAGE_WIDTH_THUMB); }
 function enc_image_width($str) { return wfpl_nth_word($str, 1); }
 function enc_image_height($str) { return wfpl_nth_word($str, 2); }
+function enc_image_aspect($str) {
+	$a = explode(' ', $str);
+	if (count($a) < 3) {
+		return '';
+	}
+	return ''.(round(100000 * ((int)$a[2]) / ((int)$a[1]) / 1000)).'%';
+}
+# obsolete:
 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); }