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authorFlorian Pritz <bluewind@server-speed.net>2011-01-28 22:51:06 +0100
committerFlorian Pritz <bluewind@server-speed.net>2011-01-28 22:58:52 +0100
commitce2b69675075444c9e40b72bcdd42ab7edbbe633 (patch)
tree2932f13b0db14fe53dc0622d888318db638a017f /application/controllers/file.php
parentb6b8a6587c399bfd89e13e92ce04ee8486688e6e (diff)
update to CI 2.0
Signed-off-by: Florian Pritz <bluewind@server-speed.net>
Diffstat (limited to 'application/controllers/file.php')
-rw-r--r--application/controllers/file.php232
1 files changed, 232 insertions, 0 deletions
diff --git a/application/controllers/file.php b/application/controllers/file.php
new file mode 100644
index 000000000..7d97913f2
--- /dev/null
+++ b/application/controllers/file.php
@@ -0,0 +1,232 @@
+<?php
+/*
+ * Copyright 2009-2010 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();
+ $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;
+ $this->var->latest_client = trim(file_get_contents(FCPATH.'data/client/latest'));
+
+ // official client uses "fb-client/$version" as useragent
+ if (strpos($_SERVER['HTTP_USER_AGENT'], 'fb-client') !== false) {
+ $client_version = substr($_SERVER['HTTP_USER_AGENT'], 10);
+ if ($this->var->latest_client != $client_version) {
+ echo "Your are using an old client version. Latest is ".$this->var->latest_client."\n";
+ }
+ $this->var->cli_client = "fb-client";
+ } elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'libcurl') !== false) {
+ $this->var->cli_client = "curl";
+ }
+ }
+
+ 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'])) {
+ $this->do_upload();
+ } elseif ($this->input->post('content')) {
+ $this->do_paste();
+ } elseif ($id != "file" && $this->file_mod->id_exists($id)) {
+ $this->file_mod->download();
+ } elseif ($this->var->cli_client) {
+ die("No upload or unknown ID requested.\n");
+ } elseif ($id && $id != "file") {
+ $this->file_mod->non_existent();
+ } else {
+ $this->upload_form();
+ }
+ }
+
+ function client()
+ {
+ $data['title'] = 'Client';
+ $data['client_link'] = base_url().'data/client/fb-'.$this->var->latest_client.'.tar.gz';
+ $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/';
+
+ $this->load->view('file/header', $data);
+ $this->load->view('file/client', $data);
+ $this->load->view('file/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');
+
+ $this->load->view('file/header', $data);
+ $this->load->view('file/upload_form', $data);
+ $this->load->view('file/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');
+ }
+
+ // 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"] = $id;
+ if ($password != "NULL") {
+ if ($this->file_mod->delete_id($id)) {
+ if ($this->var->cli_client) {
+ echo $id." deleted\n";
+ die();
+ } else {
+ $this->load->view('file/header', $data);
+ $this->load->view('file/deleted', $data);
+ $this->load->view('file/footer', $data);
+ return;
+ }
+ } else {
+ if ($this->var->cli_client) {
+ echo 'Couldn\'t delete '.$id."\n";
+ die();
+ } else {
+ $data["msg"] = "Deletion failed. Is the password correct?";
+ }
+ }
+ }
+ if ($this->var->cli_client) {
+ die();
+ } else {
+ $this->load->view('file/header', $data);
+ $this->load->view('file/delete_form', $data);
+ $this->load->view('file/footer', $data);
+ }
+ }
+
+ // Take the content from post instead of a file
+ // support textareas on the upload form
+ // XXX: This requires users of suhosin to adjust maxium post and request size
+ // TODO: merge with do_upload()
+ // XXX: this is too vulnerable to bots
+ function do_paste()
+ {
+ // FIXME: disable until bot problem is really fixed
+ return $this->upload_form();
+
+ $data = array();
+ $content = $this->input->post('content')."\n";
+ $extension = $this->input->post('extension');
+ // Try to filter spambots
+ if ($this->input->post("email") != "") return;
+
+ // prevent empty pastes from the upload form
+ if($content === "\n") {
+ $this->upload_form();
+ return;
+ }
+ // TODO: Display nice error for cli clients
+ if(strlen($content) > $this->config->item('upload_max_size')) {
+ $this->load->view('file/header', $data);
+ $this->load->view('file/too_big');
+ $this->load->view('file/footer');
+ return;
+ }
+
+ $id = $this->file_mod->new_id();
+ $hash = md5($content);
+ $folder = $this->file_mod->folder($hash);
+ file_exists($folder) || mkdir ($folder);
+ $file = $this->file_mod->file($hash);
+
+ file_put_contents($file, $content);
+ chmod($file, 0600);
+ $this->file_mod->add_file($hash, $id, 'stdin');
+ $this->file_mod->show_url($id, $extension);
+ }
+
+ // Handles uploaded files
+ // TODO: merge with do_paste()
+ function do_upload()
+ {
+ $data = array();
+ $extension = $this->input->post('extension');
+ // TODO: Display nice error for cli clients
+ if(!isset($_FILES['file'])) {
+ $this->load->view('file/header', $data);
+ $this->load->view('file/upload_error');
+ $this->load->view('file/footer');
+ return;
+ }
+ if ($_FILES['file']['error'] !== 0) {
+ $this->upload_form();
+ return;
+ }
+ $filesize = filesize($_FILES['file']['tmp_name']);
+ // TODO: Display nice error for cli clients
+ if ($filesize > $this->config->item('upload_max_size')) {
+ $this->load->view('file/header', $data);
+ $this->load->view('file/too_big');
+ $this->load->view('file/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: