keep and show basic download stats

[jirafeau.git] / lib / functions.php

diff --git a/lib/functions.php b/lib/functions.php
index 850386b79ee6c5e6aa5e111dd8866b24d2d338c8..cf895932caef331bb081975cf4872804612945f1 100644 (file)
--- a/lib/functions.php
+++ b/lib/functions.php
@@ -101,6 +101,19 @@ function jirafeau_gen_random($l)
     return $code;
 }
 
+function jirafeau_gen_download_pass($length, $allowed_chars)
+{
+    if ($length <= 0) {
+        return false;
+    }
+    $pass="";
+    for ($i = 0; $i < $length; $i++) {
+        $pass .= $allowed_chars[rand(0, strlen($allowed_chars) - 1)];
+    }
+
+    return $pass;
+}
+
 function is_ssl()
 {
     if (isset($_SERVER['HTTPS'])) {
@@ -148,6 +161,9 @@ function jirafeau_clean_rm_link($link)
     if (file_exists(VAR_LINKS . $p . $link)) {
         unlink(VAR_LINKS . $p . $link);
     }
+    if (file_exists(VAR_LINKS . $p . $link . '_download')) {
+        unlink(VAR_LINKS . $p . $link . '_download');
+    }
     $parse = VAR_LINKS . $p;
     $scan = array();
     while (file_exists($parse)
@@ -693,6 +709,7 @@ function jirafeau_admin_list($name, $file_hash, $link_hash)
                 if (!count($l)) {
                     continue;
                 }
+                $ld = jirafeau_get_download_stats($node);
 
                 /* Filter. */
                 if (!empty($name) && !@preg_match("/$name/i", jirafeau_escape($l['file_name']))) {
@@ -717,6 +734,11 @@ function jirafeau_admin_list($name, $file_hash, $link_hash)
                 if (strlen($l['ip']) > 0) {
                     echo t('ORIGIN') . ': ' . $l['ip'] . '<br/>';
                 }
+                echo t('DOWNLOAD_COUNT') . ': ' . $ld['count'] . '<br/>';
+                if ($ld['count'] > 0) {
+                    echo t('DOWNLOAD_DATE') . ': ' . jirafeau_get_datetimefield($ld['date']) . '<br/>';
+                    echo t('DOWNLOAD_IP') . ': ' . $ld['ip'] . '<br/>';
+                }
                 echo '</td><td>';
                 echo '<form method="post">' .
                 '<input type = "hidden" name = "action" value = "download"/>' .
@@ -1205,10 +1227,13 @@ function jirafeau_encrypt_file($fp_src, $fp_dst)
     /* Crypt file. */
     $r = fopen($fp_src, 'r');
     $w = fopen($fp_dst, 'c');
-    while (!feof($r)) {
-        $enc = mcrypt_generic($m, fread($r, 1024));
-        if (fwrite($w, $enc) === false) {
-            return '';
+    while (!feof($r)) { 
+        $to_enc = fread($r, 1024);
+        if (strlen($to_enc) > 0) {
+            $enc = mcrypt_generic($m, $to_enc);
+            if (fwrite($w, $enc) === false) {
+                return '';
+            }
         }
     }
     fclose($r);
@@ -1587,3 +1612,32 @@ function jirafeau_default_web_root()
 {
     return $_SERVER['HTTP_HOST'] . str_replace('install.php', '', $_SERVER['REQUEST_URI']);
 }
+
+function jirafeau_get_download_stats($hash)
+{
+    $filename = VAR_LINKS . s2p("$hash") . $hash . '_download';
+
+    if (!file_exists($filename)) {
+        return array('count'=>0);
+    }
+
+    $c = file($filename);
+    $data['count'] = trim($c[0]);
+    $data['date'] = trim($c[1]);
+    $data['ip'] = trim($c[2]);
+
+    return $data;
+}
+
+function jirafeau_write_download_stats($hash, $ip)
+{
+    $data = jirafeau_get_download_stats($hash);
+    $count = $data['count'];
+    $count++;
+
+    $filename = VAR_LINKS . s2p("$hash") . $hash . '_download';
+
+    $handle = fopen($filename, 'w');
+    fwrite($handle, $count . NL . time() . NL . $ip);
+    fclose($handle);
+}