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-rw-r--r--application/controllers/file.php259
1 files changed, 259 insertions, 0 deletions
diff --git a/application/controllers/file.php b/application/controllers/file.php
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+++ b/application/controllers/file.php
@@ -0,0 +1,259 @@
+<?php
+/*
+ * Copyright 2009-2011 Florian "Bluewind" Pritz <bluewind@server-speed.net>
+ *
+ * Licensed under GPLv3
+ * (see COPYING for full license text)
+ *
+ */
+
+class File extends CI_Controller {
+
+ function __construct()
+ {
+ parent::__construct();
+ mb_internal_encoding('UTF-8');
+ $this->load->helper(array('form', 'filebin'));
+ $this->load->model('file_mod');
+ $this->var->cli_client = false;
+ $this->file_mod->var->cli_client =& $this->var->cli_client;
+ $this->var->latest_client = false;
+ if (file_exists(FCPATH.'data/client/latest')) {
+ $this->var->latest_client = trim(file_get_contents(FCPATH.'data/client/latest'));
+ }
+
+ // official client uses "fb-client/$version" as useragent
+ $clients = array("fb-client", "libcurl", "pyfb");
+ foreach ($clients as $client) {
+ if (strpos($_SERVER['HTTP_USER_AGENT'], $client) !== false) {
+ $this->var->cli_client = true;
+ break;
+ }
+ }
+
+ if ($this->var->cli_client) {
+ $this->var->view_dir = "file_plaintext";
+ } else {
+ $this->var->view_dir = "file";
+ }
+ }
+
+ function index()
+ {
+ // Try to guess what the user would like to do.
+ // File uploads should be checked first because they are usually big and
+ // take quite some time to upload.
+ $id = $this->uri->segment(1);
+ if(isset($_FILES['file'])) {
+ $this->do_upload();
+ } elseif ($id != "file" && $this->file_mod->id_exists($id)) {
+ $this->file_mod->download();
+ } elseif ($id && $id != "file") {
+ $this->file_mod->non_existent();
+ } else {
+ $this->upload_form();
+ }
+ }
+
+ function client($load_header = true)
+ {
+ $data['title'] = 'Client';
+ if ($this->var->latest_client) {
+ $data['client_link'] = base_url().'data/client/fb-'.$this->var->latest_client.'.tar.gz';
+ } else {
+ $data['client_link'] = false;
+ }
+ $data['client_link_dir'] = base_url().'data/client/';
+ $data['client_link_deb'] = base_url().'data/client/deb/';
+ $data['client_link_slackware'] = base_url().'data/client/slackware/';
+
+ if ($load_header) {
+ $this->load->view($this->var->view_dir.'/header', $data);
+ }
+ $this->load->view($this->var->view_dir.'/client', $data);
+ if ($load_header) {
+ $this->load->view($this->var->view_dir.'/footer', $data);
+ }
+ }
+
+ function upload_form()
+ {
+ $data = array();
+ $data['title'] = 'Upload';
+ $data['small_upload_size'] = $this->config->item('small_upload_size');
+ $data['max_upload_size'] = $this->config->item('upload_max_size');
+ $data['upload_max_age'] = $this->config->item('upload_max_age')/60/60/24;
+ $data['contact_me_url'] = $this->config->item('contact_me_url');
+
+ $this->load->view($this->var->view_dir.'/header', $data);
+ $this->load->view($this->var->view_dir.'/upload_form', $data);
+ if ($this->var->cli_client) {
+ $this->client(false);
+ }
+ $this->load->view($this->var->view_dir.'/footer', $data);
+ }
+
+ // Allow CLI clients to query the server for the maxium filesize so they can
+ // stop the upload before wasting time and bandwith
+ function get_max_size()
+ {
+ echo $this->config->item('upload_max_size');
+ }
+
+ function upload_history()
+ {
+ $password = $this->file_mod->get_password();
+
+ $this->load->library("MemcacheLibrary");
+ if (! $cached = $this->memcachelibrary->get("history_".$this->var->view_dir."_".$password)) {
+ $data = array();
+ $query = array();
+ $lengths = array();
+ $fields = array("id", "filename", "mimetype", "date", "hash");
+ $data['title'] = 'Upload history';
+ foreach($fields as $length_key) {
+ $lengths[$length_key] = 0;
+ }
+
+ if ($password != "NULL") {
+ $query = $this->db->query("
+ SELECT ".implode(",", $fields)."
+ FROM files
+ WHERE password = ?
+ ORDER BY date
+ ", array($password))->result_array();
+ }
+
+ foreach($query as $key => $item) {
+ $query[$key]["date"] = date("r", $item["date"]);
+ // Keep track of longest string to pad plaintext output correctly
+ foreach($fields as $length_key) {
+ $len = mb_strlen($query[$key][$length_key]);
+ if ($len > $lengths[$length_key]) {
+ $lengths[$length_key] = $len;
+ }
+ }
+ }
+
+ $data["query"] = $query;
+ $data["lengths"] = $lengths;
+
+ $cached = "";
+ $cached .= $this->load->view($this->var->view_dir.'/header', $data, true);
+ $cached .= $this->load->view($this->var->view_dir.'/upload_history', $data, true);
+ $cached .= $this->load->view($this->var->view_dir.'/footer', $data, true);
+ $this->memcachelibrary->set('history_'.$this->var->view_dir."_".$password, $cached, 42);
+ }
+
+ echo $cached;
+ }
+
+ // Allow users to delete IDs if their password matches the one used when uploading
+ function delete()
+ {
+ $data = array();
+ $id = $this->uri->segment(3);
+ $password = $this->file_mod->get_password();
+ $data["title"] = "Delete";
+ $data["id"] = $id;
+ if ($id && !$this->file_mod->id_exists($id)) {
+ $data["msg"] = "Unkown ID.";
+ } elseif ($password != "NULL") {
+ if ($this->file_mod->delete_id($id)) {
+ $this->load->view($this->var->view_dir.'/header', $data);
+ $this->load->view($this->var->view_dir.'/deleted', $data);
+ $this->load->view($this->var->view_dir.'/footer', $data);
+ return;
+ } else {
+ $data["msg"] = "Deletion failed. Is the password correct?";
+ }
+ } else {
+ if ($this->var->cli_client) {
+ $data["msg"] = "No password supplied.";
+ }
+ }
+ $this->load->view($this->var->view_dir.'/header', $data);
+ $this->load->view($this->var->view_dir.'/delete_form', $data);
+ $this->load->view($this->var->view_dir.'/footer', $data);
+ }
+
+ // Handles uploaded files
+ function do_upload()
+ {
+ $data = array();
+
+ if ($this->uri->segment(3)) {
+ $this->var->cli_client = true;
+ $this->var->view_dir = "file_plaintext";
+ }
+
+ $extension = $this->input->post('extension');
+ if(!isset($_FILES['file']) || $_FILES['file']['error'] !== 0) {
+ $this->output->set_status_header(400);
+ $errors = array(
+ 0=>"There is no error, the file uploaded with success",
+ 1=>"The uploaded file exceeds the upload_max_filesize directive in php.ini",
+ 2=>"The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form",
+ 3=>"The uploaded file was only partially uploaded",
+ 4=>"No file was uploaded",
+ 6=>"Missing a temporary folder"
+ );
+ $data["msg"] = $errors[$_FILES['file']['error']];
+ $this->load->view($this->var->view_dir.'/header', $data);
+ $this->load->view($this->var->view_dir.'/upload_error', $data);
+ $this->load->view($this->var->view_dir.'/footer');
+ return;
+ }
+
+ $filesize = filesize($_FILES['file']['tmp_name']);
+ if ($filesize > $this->config->item('upload_max_size')) {
+ $this->output->set_status_header(413);
+ $this->load->view($this->var->view_dir.'/header', $data);
+ $this->load->view($this->var->view_dir.'/too_big');
+ $this->load->view($this->var->view_dir.'/footer');
+ return;
+ }
+
+ $id = $this->file_mod->new_id();
+ $hash = md5_file($_FILES['file']['tmp_name']);
+ $filename = $_FILES['file']['name'];
+ $folder = $this->file_mod->folder($hash);
+ file_exists($folder) || mkdir ($folder);
+ $file = $this->file_mod->file($hash);
+
+ move_uploaded_file($_FILES['file']['tmp_name'], $file);
+ chmod($file, 0600);
+ $this->file_mod->add_file($hash, $id, $filename);
+ $this->file_mod->show_url($id, $extension);
+ }
+
+ // Removes old files
+ function cron()
+ {
+ if ($this->config->item('upload_max_age') == 0) return;
+
+ $oldest_time = (time()-$this->config->item('upload_max_age'));
+ $small_upload_size = $this->config->item('small_upload_size');
+ $query = $this->db->query('SELECT hash, id FROM files WHERE date < ?',
+ array($oldest_time));
+
+ foreach($query->result_array() as $row) {
+ $file = $this->file_mod->file($row['hash']);
+ if (!file_exists($file)) {
+ $this->db->query('DELETE FROM files WHERE id = ? LIMIT 1', array($row['id']));
+ continue;
+ }
+
+ if (filesize($file) > $small_upload_size) {
+ if (filemtime($file) < $oldest_time) {
+ unlink($file);
+ $this->db->query('DELETE FROM files WHERE hash = ?', array($row['hash']));
+ } else {
+ $this->db->query('DELETE FROM files WHERE id = ? LIMIT 1', array($row['id']));
+ }
+ }
+ }
+ }
+}
+
+# vim: set noet:
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-11-05 06:54:05 +0100