diff options
| -rw-r--r-- | application/helpers/filebin_helper.php | 19 | ||||
| -rw-r--r-- | application/models/mfile.php | 27 |
2 files changed, 33 insertions, 13 deletions
diff --git a/application/helpers/filebin_helper.php b/application/helpers/filebin_helper.php index b5df4f877..7fd25d5f4 100644 --- a/application/helpers/filebin_helper.php +++ b/application/helpers/filebin_helper.php @@ -282,6 +282,23 @@ function stateful_client() return true; } +function init_cache() +{ + static $done = false; + if ($done) {return;} + + $CI =& get_instance(); + $CI->load->driver('cache', array('adapter' => $CI->config->item("cache_backend"))); + $done = true; +} + +function delete_cache($key) +{ + init_cache(); + $CI =& get_instance(); + $CI->cache->delete($key); +} + /** * Cache the result of the function call in the cache backend. * @param key cache key to use @@ -291,8 +308,8 @@ function stateful_client() */ function cache_function($key, $ttl, $function) { + init_cache(); $CI =& get_instance(); - $CI->load->driver('cache', array('adapter' => $CI->config->item("cache_backend"))); if (! $content = $CI->cache->get($key)) { $content = $function(); $CI->cache->save($key, $content, $ttl); diff --git a/application/models/mfile.php b/application/models/mfile.php index 724994f83..9af0ed497 100644 --- a/application/models/mfile.php +++ b/application/models/mfile.php @@ -69,18 +69,20 @@ class Mfile extends CI_Model { function get_filedata($id) { - $query = $this->db - ->select('id, hash, filename, mimetype, date, user, filesize') - ->from('files') - ->where('id', $id) - ->limit(1) - ->get(); - - if ($query->num_rows() > 0) { - return $query->row_array(); - } else { - return false; - } + return cache_function("filedata-$id", 300, function() use ($id) { + $query = $this->db + ->select('id, hash, filename, mimetype, date, user, filesize') + ->from('files') + ->where('id', $id) + ->limit(1) + ->get(); + + if ($query->num_rows() > 0) { + return $query->row_array(); + } else { + return false; + } + }); } // return the folder in which the file with $hash is stored @@ -214,6 +216,7 @@ class Mfile extends CI_Model { $this->db->where('id', $id) ->delete('files'); + delete_cache("filedata-$id"); foreach ($map as $entry) { assert(!empty($entry['url_id'])); |