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-rw-r--r--PHP_DW.php (renamed from php_download.php)32
-rw-r--r--download.php12
2 files changed, 28 insertions, 16 deletions
diff --git a/php_download.php b/PHP_DW.php
index dc46b33..ee6a835 100644
--- a/php_download.php
+++ b/PHP_DW.php
@@ -2,7 +2,7 @@
class PHP_DW {
private $base_dw = 'downloads';
- private $base_count = '.download_count';
+ private $base_count = '.count';
private function __get_full_path($path) {
if (basename($path) !== $path) {
@@ -13,18 +13,20 @@ class PHP_DW {
}
private function __incr_count($filename) {
- /* open the file */
- $fh = fopen($this->base_count . '/' . $filename . '.cnt', "r+");
+ $fh = fopen($this->base_count . '/' . $filename . '.cnt', "a+");
if (is_resource($fh) and flock($fh, LOCK_EX)) {
+ rewind($fh);
+
$count = fgets($fh);
if ($count === false)
$count = 0;
- ftruncate($fh, 1);
- rewind($fh);
- fwrite($fh, $count + 1);
+ $count++;
+
+ ftruncate($fh, 0);
+ fwrite($fh, $count);
flock($fh, LOCK_UN);
@@ -35,21 +37,24 @@ class PHP_DW {
public function download($filename) {
$path = $this->__get_full_path($filename) or die('invalid file');
- if (@readfile($path) !== false) {
+ $ret = @readfile($path);
+ if ($ret) {
header('Content-Description: File Transfer');
header('Content-Disposition: attachment; filename=' . $filename);
header('Content-Length: '. filesize($path));
header('Cache-Control: must-revalidate');
$this->__incr_count($filename);
+ } else {
+ die('no such file or directory');
}
-
}
- public function get_count($path) {
- if (!$this->__is_valid_path($path)) return 0;
+ public function get_count($filename) {
+ if (!$this->__get_full_path($filename))
+ return 0;
- $fh = @fopen($this->base . $path, "r");
+ $fh = @fopen($this->base_count . '/' . $filename . '.cnt', "r");
if (!is_resource($fh))
return 0;
@@ -61,9 +66,4 @@ class PHP_DW {
return $count;
}
}
-
-$var = new PHP_DW();
-
-$var->download($_GET['file']);
-
?>
diff --git a/download.php b/download.php
new file mode 100644
index 0000000..6ec810f
--- /dev/null
+++ b/download.php
@@ -0,0 +1,12 @@
+<?php
+
+if (isset($_GET['file']) && $_GET['file']) {
+
+ require_once('PHP_DW.php');
+
+ $dw = new PHP_DW();
+
+ $dw->download($_GET['file']);
+}
+
+?>