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-rw-r--r--admin/derivatives.php40
1 files changed, 30 insertions, 10 deletions
diff --git a/admin/derivatives.php b/admin/derivatives.php
index 556ff7fec..283dceb72 100644
--- a/admin/derivatives.php
+++ b/admin/derivatives.php
@@ -52,16 +52,36 @@ if ( isset($_POST['d']) )
if (!$pderivative['enabled'])
continue;
- $v = intval($pderivative['w']);
- if ($v<=0 || $v<=$prev_w)
- {
- $errors[$type]['w'] = '>'.$prev_w;
- }
- $v = intval($pderivative['h']);
- if ($v<=0 || $v<=$prev_h)
- {
- $errors[$type]['h'] = '>'.$prev_h;
- }
+ if ($type==IMG_THUMB)
+ {
+ $w = intval($pderivative['w']);
+ if ($w<=0)
+ {
+ $errors[$type]['w'] = '>0';
+ }
+ $h = intval($pderivative['h']);
+ if ($h<=0)
+ {
+ $errors[$type]['h'] = '>0';
+ }
+ if (max($w,$h) <= $prev_w)
+ {
+ $errors[$type]['w'] = $errors[$type]['h'] = '>'.$prev_w;
+ }
+ }
+ else
+ {
+ $v = intval($pderivative['w']);
+ if ($v<=0 || $v<=$prev_w)
+ {
+ $errors[$type]['w'] = '>'.$prev_w;
+ }
+ $v = intval($pderivative['h']);
+ if ($v<=0 || $v<=$prev_h)
+ {
+ $errors[$type]['h'] = '>'.$prev_h;
+ }
+ }
$v = intval($pderivative['crop']);
if ($v<0 || $v>100)
{