[mastodoncustomemojis] Fix caching

diff --git a/mastodoncustomemojis/mastodoncustomemojis.php b/mastodoncustomemojis/mastodoncustomemojis.php
index 2502344..6ba96f1 100644 (file)
--- a/mastodoncustomemojis/mastodoncustomemojis.php
+++ b/mastodoncustomemojis/mastodoncustomemojis.php
@@ -66,41 +66,40 @@ function mastodoncustomemojis_put_item_in_cache(App $a, array &$hook_data)
 
 function mastodoncustomemojis_get_custom_emojis_for_author($author_link)
 {
-       $return = ['texts' => [], 'icons' => []];
-
        $url_parts = parse_url($author_link);
 
        $api_base_url = $url_parts['scheme'] . '://' . $url_parts['host'] . (isset($url_parts['port']) ? ':' . $url_parts['port'] : '');
 
        $cache_key = 'mastodoncustomemojis:' . $api_base_url;
 
-       $emojis = Cache::get($cache_key);
-       if (empty($emojis['texts']) || Config::get('system', 'ignore_cache')) {
-               // Reset the emojis array
-               $emojis = $return;
+       $return = Cache::get($cache_key);
 
-               $api_url = $api_base_url . '/api/v1/custom_emojis';
+       if (empty($return) || Config::get('system', 'ignore_cache')) {
+               $return = mastodoncustomemojis_fetch_custom_emojis_for_url($api_base_url);
 
-               $ret = Network::fetchUrlFull($api_url);
+               Cache::set($cache_key, $return, empty($return['texts']) ? Cache::HALF_HOUR : Cache::WEEK);
+       }
 
-               if ($ret['success']) {
-                       $emojis_array = json_decode($ret['body'], true);
+       return $return;
+}
 
-                       if (is_array($emojis_array)) {
-                               foreach ($emojis_array as $emoji) {
-                                       $emojis['texts'][] = ':' . $emoji['shortcode'] . ':';
-                                       $emojis['icons'][] = '<img class="emoji mastodon" src="' . ProxyUtils::proxifyUrl($emoji['static_url']) . '" alt=":' . $emoji['shortcode'] . ':" title=":' . $emoji['shortcode'] . ':"/>';
-                               }
-                       }
+function mastodoncustomemojis_fetch_custom_emojis_for_url($api_base_url)
+{
+       $return = ['texts' => [], 'icons' => []];
 
-                       $ttl = Cache::WEEK;
-               } else {
-                       $ttl = Cache::HALF_HOUR;
-               }
+       $api_url = $api_base_url . '/api/v1/custom_emojis';
 
-               Cache::set($cache_key, $emojis, $ttl);
+       $ret = Network::fetchUrlFull($api_url);
 
-               $return = $emojis;
+       if ($ret['success']) {
+               $emojis_array = json_decode($ret['body'], true);
+
+               if (is_array($emojis_array) && count($emojis_array)) {
+                       foreach ($emojis_array as $emoji) {
+                               $return['texts'][] = ':' . $emoji['shortcode'] . ':';
+                               $return['icons'][] = '<img class="emoji mastodon" src="' . ProxyUtils::proxifyUrl($emoji['static_url']) . '" alt=":' . $emoji['shortcode'] . ':" title=":' . $emoji['shortcode'] . ':"/>';
+                       }
+               }
        }
 
        return $return;