그누보드5 정식버전

plugin/kcaptcha/kcaptcha_mp3.php

@@ -0,0 +1,44 @@
+<?php
+include_once("_common.php");
+
+function make_mp3()
+{
+    global $config;
+
+    $number = get_session("ss_captcha_key");
+
+    if ($number == "") return;
+    if ($number == get_session("ss_captcha_save")) return;
+
+    $mp3s = array();
+    for($i=0;$i<strlen($number);$i++){
+        $file = G5_CAPTCHA_PATH.'/mp3/'.$config['cf_captcha_mp3'].'/'.$number[$i].'.mp3';
+        $mp3s[] = $file;
+    }
+
+    $ip = sprintf("%u", ip2long($_SERVER['REMOTE_ADDR']));
+    $mp3_file = 'data/cache/kcaptcha-'.$ip.'_'.G5_SERVER_TIME.'.mp3';
+
+    $contents = '';
+    foreach ($mp3s as $mp3) {
+        $contents .= file_get_contents($mp3);
+    }
+
+    file_put_contents(G5_PATH.'/'.$mp3_file, $contents);
+
+    // 지난 캡챠 파일 삭제 (100번중에 한번만 실행)
+    if (rand(0,99) == 0) {
+        foreach (glob(G5_PATH.'/data/cache/kcaptcha-*.mp3') as $file) {
+            if (filemtime($file) + 86400 < G5_SERVER_TIME) {
+                unset($file);
+            }
+        }
+    }
+
+    set_session("ss_captcha_save", $number);
+
+    return G5_URL.'/'.$mp3_file;
+}
+
+echo make_mp3();
+?>