X-Git-Url: https://jfr.im/git/uguu.git/blobdiff_plain/0f8d4e9ce3695742de5024846279149f2e5cd7cd..044a28cd254c46ffef902482cac0ca79a082e4df:/static/php/upload.php

diff --git a/static/php/upload.php b/static/php/upload.php
index 2f1679b..f4abf7f 100644
--- a/static/php/upload.php
+++ b/static/php/upload.php
@@ -1,281 +1,37 @@
 <?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.
+/*
+ * Uguu
  *
- * @param UploadedFile $file
+ * @copyright Copyright (c) 2022 Go Johansson (nekunekus) <neku@pomf.se> <github.com/nokonoko>
  *
- * @return string
- */
-function generateName($file)
-{
-    global $db;
-    global $doubledots;
-
-    // We start at N retries, and --N until we give up
-    $tries = UGUU_FILES_RETRIES;
-    $length = UGUU_FILES_LENGTH;
-
-    //Get EXT
-    $ext = pathinfo($file->name, PATHINFO_EXTENSION);
-
-    //Get MIME
-    $finfo = finfo_open(FILEINFO_MIME_TYPE);
-    $type_mime = finfo_file($finfo, $file->tempfile);
-    finfo_close($finfo);
-
-    // 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) {
-            http_response_code(500);
-            throw new Exception(
-                'Gave up trying to find an unused name',
-                500
-            ); // HTTP status code "500 Internal Server Error"
-        }
-
-        $chars = ID_CHARSET;
-        $name = '';
-        for ($i = 0; $i < $length; ++$i) {
-            $name .= $chars[mt_rand(0, strlen($chars))];
-        }
-
-        // Add the extension to the file name
-        if (isset($ext) && $ext !== '') {
-            $name .= '.'.$ext;
-        }
-
-        // Check if the file is blacklisted
-        if(BLACKLIST_DB){
-            $q = $db->prepare('SELECT hash, COUNT(*) AS count FROM blacklist WHERE hash = (:hash)');
-            $q->bindValue(':hash', $file->getSha1(), PDO::PARAM_STR);
-            $q->execute();
-            $result = $q->fetch();
-            if ($result['count'] > 0) {
-                http_response_code(415);
-                throw new Exception(
-                    'File blacklisted!',
-                    415
-                );
-            exit(0);    
-            }
-        }
-
-        // Check if file is whitelisted or blacklisted
-        switch (CONFIG_FILTER_MODE) {
-
-            case false:
-                //check if MIME is blacklisted
-                if (in_array($type_mime, unserialize(CONFIG_BLOCKED_MIME))) {
-                    http_response_code(415);
-                    throw new Exception(
-                        'File type not allowed!',
-                        415
-                    );
-                exit(0);   
-                }
-                //Check if EXT is blacklisted
-                if (in_array($ext, unserialize(CONFIG_BLOCKED_EXTENSIONS))) {
-                    http_response_code(415);
-                    throw new Exception(
-                        'File type not allowed!',
-                        415
-                    );
-                exit(0);  
-                }
-            break;
-
-            case true:
-                //Check if MIME is whitelisted
-                if (!in_array($type_mime, unserialize(CONFIG_BLOCKED_MIME))) {
-                    http_response_code(415);
-                    throw new Exception(
-                        'File type not allowed!',
-                        415
-                    );
-                exit(0);  
-                }
-                //Check if EXT is whitelisted
-                if (!in_array($ext, unserialize(CONFIG_BLOCKED_EXTENSIONS))) {
-                    http_response_code(415);
-                    throw new Exception(
-                        'File type not allowed!',
-                        415
-                    );
-                exit(0);  
-                }
-            break;
-        }
-
-        // 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.
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
  *
- * @param UploadedFile $file
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
  *
- * @return array
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
-function uploadFile($file)
-{
-    global $db;
-
-    // Handle file errors
-    if ($file->error) {
-        throw new UploadException($file->error);
-    }
-
-    //fixes a bug
-    $lol = $file->getSha1();
-
-    // 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.
-    if(ANTI_DUPE){
-    $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 [
-            'hash' => $file->getSha1(),
-            'name' => $file->name,
-            'url' => UGUU_URL.rawurlencode($result['filename']),
-            'size' => $file->size,
-        ];
-    }
-}
 
-    // Generate a name for the file
-    $newname = generateName($file);
+require_once 'includes/Upload.class.php';
 
-    // Store the file's full file path in memory
-    $uploadFile = UGUU_FILES_ROOT.$newname;
+use Core\Response as Response;
 
-    // Attempt to move it to the static directory
-    if (!move_uploaded_file($file->tempfile, $uploadFile)) {
-        http_response_code(500);
-        throw new Exception(
-            'Failed to move file to destination',
-            500
-        ); // HTTP status code "500 Internal Server Error"
-    }
+if (isset($_FILES['files'])) {
+    $uploads = (new Upload())->reFiles($_FILES['files']);
 
-    // Need to change permissions for the new file to make it world readable
-    if (!chmod($uploadFile, 0644)) {
-        http_response_code(500);
-        throw new Exception(
-            'Failed to change file permissions',
-            500
-        ); // HTTP status code "500 Internal Server Error"
+    foreach ($uploads as $upload) {
+        $res[] = (new Upload())->uploadFile($upload);
     }
 
-    // Log IP
-    if(LOG_IP){
-        $ip = $_SERVER['REMOTE_ADDR'];
+    if (isset($res)) {
+        (new Response())->returnSuccess($res);
     } else {
-        $ip = null;
-    }
-
-    // Common parameters binding
-    $q = $db->prepare('INSERT INTO files (hash, originalname, filename, size, date, ip) VALUES (:hash, :orig, :name, :size, :date, :ip)');
-    $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', time(), PDO::PARAM_STR);
-    $q->bindValue(':ip', $ip, PDO::PARAM_STR);
-    $q->execute();
-
-    return [
-        'hash' => $file->getSha1(),
-        'name' => $file->name,
-        'url' => UGUU_URL.rawurlencode($newname),
-        'size' => $file->size,
-    ];
-}
-
-/**
- * Reorder files array by file.
- *
- * @return array
- */
-function diverseArray($files)
-{
-    $result = [];
-
-    foreach ($files as $key1 => $value1) {
-        foreach ($value1 as $key2 => $value2) {
-            $result[$key2][$key1] = $value2;
-        }
-    }
-
-    return $result;
-}
-
-/**
- * Reorganize the $_FILES array into something saner.
- *
- * @return array
- */
-function refiles($files)
-{
-    $result = [];
-    $files = diverseArray($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'];
-        $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());
+        (new Response())->returnError(400, 'No input file(s)', 'N/A');
     }
-} else {
-    $response->error(400, 'No input file(s)');
-}
+}
\ No newline at end of file