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authorEliot Whalan <ewhal@pantsu.cat>2016-06-19 00:21:04 +0200
committerEliot Whalan <ewhal@pantsu.cat>2016-06-19 00:21:04 +0200
commitbbf66982fa132454a6dcff57e155f2fa14644a99 (patch)
tree9fc971993d674ea79f913a577b263443b826d2d2 /static/php/upload.php
parente6caec189aaa24bf58fa777a2ad15e236778c53d (diff)
Move php directory to php/ to avoid confusion
Diffstat (limited to 'static/php/upload.php')
-rw-r--r--static/php/upload.php208
1 files changed, 0 insertions, 208 deletions
diff --git a/static/php/upload.php b/static/php/upload.php
deleted file mode 100644
index 476120b..0000000
--- a/static/php/upload.php
+++ /dev/null
@@ -1,208 +0,0 @@
-<?php
-
-/**
- * Handles POST uploads, generates filenames, moves files around and commits
- * uploaded metadata to database.
- */
-
-require_once 'classes/Response.class.php';
-require_once 'classes/UploadException.class.php';
-require_once 'classes/UploadedFile.class.php';
-require_once 'includes/database.inc.php';
-
-/**
- * Generates a random name for the file, retrying until we get an unused one.
- *
- * @param UploadedFile $file
- *
- * @return string
- */
-function generateName($file)
-{
- global $db;
- global $doubledots;
-
- // We start at N retries, and --N until we give up
- $tries = POMF_FILES_RETRIES;
- $length = POMF_FILES_LENGTH;
- $ext = pathinfo($file->name, PATHINFO_EXTENSION);
-
- // Check if extension is a double-dot extension and, if true, override $ext
- $revname = strrev($file->name);
- foreach ($doubledots as $ddot) {
- if (stripos($revname, $ddot) === 0) {
- $ext = strrev($ddot);
- }
- }
-
- do {
- // Iterate until we reach the maximum number of retries
- if ($tries-- === 0) {
- throw new Exception('Gave up trying to find an unused name',
- 500); // HTTP status code "500 Internal Server Error"
- }
-
- $chars = range('a', 'z');
- $name = '';
- for ($i = 0; $i < $length; ++$i) {
- $name .= $chars[array_rand($chars)];
- }
-
- // Add the extension to the file name
- if (isset($ext) && $ext !== '') {
- $name .= '.'.strip_tags($ext);
- }
-
- // Check if a file with the same name does already exist in the database
- $q = $db->prepare('SELECT COUNT(filename) FROM files WHERE filename = (:name)');
- $q->bindValue(':name', $name, PDO::PARAM_STR);
- $q->execute();
- $result = $q->fetchColumn();
- // If it does, generate a new name
- } while ($result > 0);
-
- return $name;
-}
-
-/**
- * Handles the uploading and db entry for a file.
- *
- * @param UploadedFile $file
- *
- * @return array
- */
-function uploadFile($file)
-{
- global $db;
-
- // Handle file errors
- if ($file->error) {
- throw new UploadException($file->error);
- }
-
- // Check if a file with the same hash and size (a file which is the same)
- // does already exist in the database; if it does, return the proper link
- // and data. PHP deletes the temporary file just uploaded automatically.
- $q = $db->prepare('SELECT filename, COUNT(*) AS count FROM files WHERE hash = (:hash) '.
- 'AND size = (:size)');
- $q->bindValue(':hash', $file->getSha1(), PDO::PARAM_STR);
- $q->bindValue(':size', $file->size, PDO::PARAM_INT);
- $q->execute();
- $result = $q->fetch();
- if ($result['count'] > 0) {
- return array(
- 'hash' => $file->getSha1(),
- 'name' => $file->name,
- 'url' => POMF_URL.$result['filename'],
- 'size' => $file->size,
- );
- }
-
- // Generate a name for the file
- $newname = generateName($file);
-
- // Store the file's full file path in memory
- $uploadFile = POMF_FILES_ROOT . $newname;
-
- // Attempt to move it to the static directory
- if (!move_uploaded_file($file->tempfile, $uploadFile)) {
- throw new Exception('Failed to move file to destination',
- 500); // HTTP status code "500 Internal Server Error"
- }
-
- // Need to change permissions for the new file to make it world readable
- if (!chmod($uploadFile, 0644)) {
- throw new Exception('Failed to change file permissions',
- 500); // HTTP status code "500 Internal Server Error"
- }
-
- // Add it to the database
- // 'expire' support is deprecated since version 2.1.0. It may be
- // removed in a future release.
- $q = $db->prepare('INSERT INTO files (hash, originalname, filename, size, date, '.
- 'expire, delid) VALUES (:hash, :orig, :name, :size, :date, '.
- ':exp, :del)');
-
- // Common parameters binding
- $q->bindValue(':hash', $file->getSha1(), PDO::PARAM_STR);
- $q->bindValue(':orig', strip_tags($file->name), PDO::PARAM_STR);
- $q->bindValue(':name', $newname, PDO::PARAM_STR);
- $q->bindValue(':size', $file->size, PDO::PARAM_INT);
- $q->bindValue(':date', date('Y-m-d'), PDO::PARAM_STR);
- $q->bindValue(':exp', null, PDO::PARAM_STR); // Deprecated since version 2.1.0
- $q->bindValue(':del', sha1($file->tempfile), PDO::PARAM_STR);
- $q->execute();
-
- return array(
- 'hash' => $file->getSha1(),
- 'name' => $file->name,
- 'url' => POMF_URL.$newname,
- 'size' => $file->size,
- );
-}
-
-/**
- * Reorder files array by file.
- *
- * @param $_FILES
- *
- * @return array
- */
-function diverseArray($files)
-{
- $result = array();
-
- foreach ($files as $key1 => $value1) {
- foreach ($value1 as $key2 => $value2) {
- $result[$key2][$key1] = $value2;
- }
- }
-
- return $result;
-}
-
-/**
- * Reorganize the $_FILES array into something saner.
- *
- * @param $_FILES
- *
- * @return array
- */
-function refiles($files)
-{
- $result = array();
- $files = diverseArray($files);
-
- foreach ($files as $file) {
- $f = new UploadedFile();
- $f->name = $file['name'];
- $f->mime = $file['type'];
- $f->size = $file['size'];
- $f->tempfile = $file['tmp_name'];
- $f->error = $file['error'];
- // 'expire' doesn't exist neither in $_FILES nor in UploadedFile;
- // it was never implemented and has been deprecated since version 2.1.0.
- //$f->expire = $file['expire'];
- $result[] = $f;
- }
-
- return $result;
-}
-
-$type = isset($_GET['output']) ? $_GET['output'] : 'json';
-$response = new Response($type);
-
-if (isset($_FILES['files'])) {
- $uploads = refiles($_FILES['files']);
-
- try {
- foreach ($uploads as $upload) {
- $res[] = uploadFile($upload);
- }
- $response->send($res);
- } catch (Exception $e) {
- $response->error($e->getCode(), $e->getMessage());
- }
-} else {
- $response->error(400, 'No input file(s)');
-}