Show info if key has been configured in wp-config.php.

Author: Jippe Holwerda

src/class-tiny-settings.php

@@ -151,7 +151,11 @@ public function render_api_key() {
             if (is_multisite() && !empty($multisite_key)) {
                 echo '<p>' . self::translate('The API key has been installed by the Network Admin') . '.</p>';
             } else {
-                echo '<input type="text" id="' . $field . '" name="' . $field . '" value="' . htmlspecialchars($key) . '" size="40" />';
+                if (defined('TINY_API_KEY')) {
+                    echo '<p>' . self::translate('The API key has been configured in wp-config.php') . '.</p>';
+                } else {
+                    echo '<input type="text" id="' . $field . '" name="' . $field . '" value="' . htmlspecialchars($key) . '" size="40" />';
+                }
                 if (empty($key)) {
                     echo '<p>';
                     $link = '<a href="https://tinypng.com/developers">' . self::translate_escape('TinyPNG Developer section') . '</a>';

src/languages/tiny-compress-images-nl_NL.po

@@ -105,3 +105,6 @@ msgstr "Je netwerkbeheerder kan de sleutel wijzigen"
 
 msgid "The API key has been installed by the Network Admin"
 msgstr "De API-sleutel is geïnstalleerd door de netwerkbeheerder"
+
+msgid "The API key has been configured in wp-config.php"
+msgstr "De API-sleutel is geconfigureerd in wp-config.php"