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-rw-r--r--application/controllers/Main.php943
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diff --git a/application/controllers/Main.php b/application/controllers/Main.php
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+<?php
+/*
+ * Copyright 2009-2013 Florian "Bluewind" Pritz <bluewind@server-speed.net>
+ *
+ * Licensed under AGPLv3
+ * (see COPYING for full license text)
+ *
+ */
+
+class Main extends MY_Controller {
+
+ function __construct()
+ {
+ parent::__construct();
+
+ $this->load->model('mfile');
+ $this->load->model('mmultipaste');
+ }
+
+ function index()
+ {
+ if (is_cli()) {
+ output_cli_usage();
+ exit;
+ }
+
+ // Try to guess what the user would like to do.
+ $id = $this->uri->segment(1);
+ if (isset($id) && strpos($id, "m-") === 0 && $this->mmultipaste->id_exists($id)) {
+ $this->_download();
+ } elseif ($id != "file" && $this->mfile->id_exists($id)) {
+ $this->_download();
+ } elseif ($id && $id != "file") {
+ $this->_non_existent();
+ } else {
+ $this->upload_form();
+ }
+ }
+
+ private function _handle_etag($etag)
+ {
+ $etag = strtolower($etag);
+ $modified = true;
+
+ if(isset($_SERVER['HTTP_IF_NONE_MATCH'])) {
+ $oldtag = trim(strtolower($_SERVER['HTTP_IF_NONE_MATCH']), '"');
+ if($oldtag == $etag) {
+ $modified = false;
+ } else {
+ $modified = true;
+ }
+ }
+
+ header('Etag: "'.$etag.'"');
+
+ if (!$modified) {
+ header("HTTP/1.1 304 Not Modified");
+ exit();
+ }
+ }
+
+ /**
+ * Generate a page title of the format "Multipaste - $filename, $filename, … (N more)".
+ * This mainly helps in IRC channels to quickly determine what is in a multipaste.
+ *
+ * @param files array of filedata
+ * @return title to be used
+ */
+ private function _multipaste_page_title(array $files)
+ {
+ $filecount = count($files);
+ $title = "Multipaste ($filecount files) - ";
+ $titlenames = array();
+ $len = strlen($title);
+ $delimiter = ', ';
+ $maxlen = 100;
+
+ foreach ($files as $file) {
+ if ($len > $maxlen) break;
+
+ $filename = $file['filename'];
+ $titlenames[] = htmlspecialchars($filename);
+ $len += strlen($filename) + strlen($delimiter);
+ }
+
+ $title .= implode($delimiter, $titlenames);
+
+ $leftover_count = $filecount - count($titlenames);
+
+ if ($leftover_count > 0) {
+ $title .= $delimiter.'… ('.$leftover_count.' more)';
+ }
+
+ return $title;
+ }
+
+ function _download()
+ {
+ session_write_close();
+ $id = $this->uri->segment(1);
+ $lexer = urldecode($this->uri->segment(2) ?? '');
+
+ $is_multipaste = false;
+ if ($this->mmultipaste->id_exists($id)) {
+ $is_multipaste = true;
+
+ if(!$this->mmultipaste->valid_id($id)) {
+ $this->mmultipaste->delete_id($id);
+ return $this->_non_existent();
+ }
+ $files = $this->mmultipaste->get_files($id);
+ $this->data["title"] = $this->_multipaste_page_title($files);
+ } elseif ($this->mfile->id_exists($id)) {
+ if (!$this->mfile->valid_id($id)) {
+ return $this->_non_existent();
+ }
+
+ $files = array($this->mfile->get_filedata($id));
+ $this->data["title"] = htmlspecialchars($files[0]["filename"]);
+ } else {
+ assert(0);
+ }
+
+ assert($files !== false);
+ assert(is_array($files));
+ assert(count($files) >= 1);
+
+ // don't allow unowned files to be downloaded
+ foreach ($files as $filedata) {
+ if ($filedata["user"] == 0) {
+ return $this->_non_existent();
+ }
+ }
+
+ $etag = "";
+ foreach ($files as $filedata) {
+ $etag = sha1($etag.$filedata["data_id"]);
+ }
+
+ // handle some common "lexers" here
+ switch ($lexer) {
+ case "":
+ break;
+
+ case "qr":
+ $this->_handle_etag($etag);
+ header("Content-disposition: inline; filename=\"".$id."_qr.png\"\n");
+ header("Content-Type: image/png\n");
+ $qr = new \Endroid\QrCode\QrCode();
+ $qr->setText(site_url($id).'/')
+ ->setSize(350)
+ ->setErrorCorrection('low')
+ ->render();
+ exit();
+
+ case "info":
+ return $this->_display_info($id);
+
+ case "tar":
+ if ($is_multipaste) {
+ return $this->_tarball($id);
+ }
+
+ case "pls":
+ if ($is_multipaste) {
+ return $this->_generate_playlist($id);
+ }
+
+ default:
+ if ($is_multipaste) {
+ throw new \exceptions\UserInputException("file/download/invalid-action", "Invalid action \"".htmlspecialchars($lexer)."\"");
+ }
+ break;
+ }
+
+ $this->load->driver("ddownload");
+
+ // user wants the plain file
+ if ($lexer == 'plain') {
+ assert(count($files) == 1);
+ $this->_handle_etag($etag);
+
+ $filedata = $files[0];
+ $filepath = $this->mfile->file($filedata["data_id"]);
+ $this->ddownload->serveFile($filepath, $filedata["filename"], "text/plain");
+ exit();
+ }
+
+ $output_cache = new \libraries\Output_cache();
+
+ foreach ($files as $key => $filedata) {
+ $file = $this->mfile->file($filedata['data_id']);
+ $pygments = new \libraries\Pygments($file, $filedata["mimetype"], $filedata["filename"]);
+
+ // autodetect the lexer for highlighting if the URL contains a / after the ID (/ID/)
+ // /ID/lexer disables autodetection
+ $autodetect_lexer = !$lexer && preg_match('/^[^?]*\/(\?.*)?$/', $_SERVER['REQUEST_URI']);
+ $autodetect_lexer = $is_multipaste ? true : $autodetect_lexer;
+ if ($autodetect_lexer) {
+ $lexer = $pygments->autodetect_lexer();
+ }
+
+ // resolve aliases
+ // this is mainly used for compatibility
+ $lexer = $pygments->resolve_lexer_alias($lexer);
+
+ // if there is no mimetype mapping we can't highlight it
+ $can_highlight = $pygments->can_highlight();
+
+ $filesize_too_big = filesize($file) > $this->config->item('upload_max_text_size');
+
+ if ($lexer == "asciinema") {
+ $output_cache->add(array("filedata" => $filedata), "file/fragments/asciinema-player");
+ continue;
+ }
+
+ if (!$can_highlight || $filesize_too_big || !$lexer) {
+ if (!$is_multipaste) {
+ // prevent javascript from being executed and forbid frames
+ // this should allow us to serve user submitted HTML content without huge security risks
+ foreach (array("X-WebKit-CSP", "X-Content-Security-Policy", "Content-Security-Policy") as $header_name) {
+ header("$header_name: default-src 'none'; img-src data: *; media-src *; font-src data: *; style-src 'unsafe-inline' *; script-src 'none'; object-src *; frame-src 'none'; ");
+ }
+ $this->_handle_etag($etag);
+ $this->ddownload->serveFile($file, $filedata["filename"], $filedata["mimetype"]);
+ exit();
+ } else {
+ $mimetype = $filedata["mimetype"];
+ $base = explode("/", $filedata["mimetype"])[0];
+
+ if (\libraries\Image::type_supported($mimetype)) {
+ $filedata["tooltip"] = \service\files::tooltip($filedata);
+ $filedata["orientation"] = libraries\Image::get_exif_orientation($file);
+ $output_cache->add_merge(
+ array("items" => array($filedata)),
+ 'file/fragments/thumbnail'
+ );
+ } else if ($base == "audio") {
+ $output_cache->add(array("filedata" => $filedata), "file/fragments/audio-player");
+ } else if ($base == "video") {
+ $output_cache->add(array("filedata" => $filedata), "file/fragments/video-player");
+ } else {
+ $output_cache->add_merge(
+ array("items" => array($filedata)),
+ 'file/fragments/uploads_table'
+ );
+ }
+ continue;
+ }
+ }
+
+ $output_cache->add_function(function() use ($output_cache, $filedata, $lexer, $is_multipaste) {
+ $renderer = new \service\renderer($output_cache, $this->mfile, $this->data);
+ $renderer->highlight_file($filedata, $lexer, $is_multipaste);
+ });
+ }
+
+ // TODO: move lexers json to dedicated URL
+ $this->data['lexers'] = \libraries\Pygments::get_lexers();
+
+ // Output everything
+ // Don't use the output class/append_output because it does too
+ // much magic ({elapsed_time} and {memory_usage}).
+ // Direct echo puts us on the safe side.
+ echo $this->load->view('file/html_header', $this->data, true);
+ $output_cache->render();
+ echo $this->load->view('file/html_footer', $this->data, true);
+ }
+
+ private function _display_info($id)
+ {
+ if ($this->mmultipaste->id_exists($id)) {
+ $files = $this->mmultipaste->get_files($id);
+
+ $this->data["title"] .= " - Info $id";
+
+ $multipaste = $this->mmultipaste->get_multipaste($id);
+ $total_size = 0;
+ $timeout = -1;
+ foreach($files as $filedata) {
+ $total_size += $filedata["filesize"];
+ $file_timeout = $this->mfile->get_timeout($filedata["id"]);
+ if ($timeout == -1 || ($timeout > $file_timeout && $file_timeout >= 0)) {
+ $timeout = $file_timeout;
+ }
+ }
+
+ $data = array_merge($this->data, array(
+ 'timeout_string' => $timeout >= 0 ? date("r", $timeout) : "Never",
+ 'upload_date' => $multipaste["date"],
+ 'id' => $id,
+ 'size' => $total_size,
+ 'file_count' => count($files),
+ ));
+
+ $this->load->view('header', $this->data);
+ $this->load->view('file/multipaste_info', $data);
+ $this->load->view('footer', $this->data);
+ return;
+ } elseif ($this->mfile->id_exists($id)) {
+ $this->data["title"] .= " - Info $id";
+ $this->data["filedata"] = $this->mfile->get_filedata($id);
+ $this->data["id"] = $id;
+ $this->data['timeout'] = $this->mfile->get_timeout_string($id);
+
+ $this->load->view('header', $this->data);
+ $this->load->view('file/file_info', $this->data);
+ $this->load->view('footer', $this->data);
+ }
+ }
+
+ private function _tarball($id)
+ {
+ if ($this->mmultipaste->id_exists($id)) {
+ $seen = array();
+ $path = $this->mmultipaste->get_tarball_path($id);
+ $archive = new \service\storage($path);
+
+ if (!$archive->exists()) {
+ $files = $this->mmultipaste->get_files($id);
+
+ $total_size = 0;
+ foreach ($files as $filedata) {
+ $total_size += $filedata["filesize"];
+ }
+
+ if ($total_size > $this->config->item("tarball_max_size")) {
+ throw new \exceptions\PublicApiException("file/tarball/tarball-filesize-limit", "Tarball too large, refusing to create.");
+ }
+
+ $tmpfile = $archive->begin();
+ // create empty tar archive so PharData has something to open
+ file_put_contents($tmpfile, str_repeat("\0", 1024*10));
+ $a = new PharData($tmpfile);
+
+ foreach ($files as $filedata) {
+ $filename = $filedata["filename"];
+ if (isset($seen[$filename]) && $seen[$filename]) {
+ $filename = $filedata["id"]."-".$filedata["filename"];
+ }
+ assert(!isset($seen[$filename]));
+ $a->addFile($this->mfile->file($filedata["data_id"]), $filename);
+ $seen[$filename] = true;
+ }
+ $archive->gzip_compress();
+ $archive->commit();
+ }
+
+ // update mtime so the cronjob will keep the file for longer
+ $lock = fopen($archive->get_file(), "r+");
+ flock($lock, LOCK_SH);
+ touch($archive->get_file());
+ flock($lock, LOCK_UN);
+
+ assert(filesize($archive->get_file()) > 0);
+
+ $this->load->driver("ddownload");
+ $this->ddownload->serveFile($archive->get_file(), "$id.tar.gz", "application/x-gzip");
+ }
+ }
+
+ /**
+ * Generate a PLS v2 playlist
+ */
+ private function _generate_playlist($id)
+ {
+ $files = $this->mmultipaste->get_files($id);
+ $counter = 1;
+
+ $playlist = "[playlist]\n";
+ foreach ($files as $file) {
+ // only add audio/video files
+ $base = explode("/", $file['mimetype'])[0];
+ if (!($base === "audio" || $base === "video")) {
+ continue;
+ }
+
+ $url = site_url($file["id"]);
+ $playlist .= sprintf("File%d=%s\n", $counter++, $url);
+ }
+ $playlist .= sprintf("NumberOfEntries=%d\n", $counter - 1);
+ $playlist .= "Version=2\n";
+
+ $this->output->set_content_type('audio/x-scpls');
+ $this->output->set_output($playlist);
+ }
+
+ function _non_existent()
+ {
+ $this->data["title"] .= " - Not Found";
+ $this->output->set_status_header(404);
+ $this->load->view('header', $this->data);
+ $this->load->view('file/non_existent', $this->data);
+ $this->load->view('footer', $this->data);
+ }
+
+ private function _prepare_claim($ids, $lexer)
+ {
+ if (!$this->muser->logged_in()) {
+ $this->muser->require_session();
+ // keep the upload but require the user to login
+ $last_upload = $this->session->userdata("last_upload");
+ if ($last_upload === NULL) {
+ $last_upload = array(
+ "ids" => [],
+ "lexer" => "",
+ );
+ }
+ $last_upload = array(
+ "ids" => array_merge($last_upload['ids'], $ids),
+ "lexer" => "",
+ );
+ $this->session->set_userdata("last_upload", $last_upload);
+ $this->data["redirect_uri"] = "file/claim_id";
+ $this->muser->require_access("basic");
+ }
+
+ }
+
+ function _show_url($ids, $lexer)
+ {
+ $redirect = false;
+ $this->_prepare_claim($ids, $lexer);
+
+ foreach ($ids as $id) {
+ if ($lexer) {
+ $this->data['urls'][] = site_url($id).'/'.$lexer;
+ } else {
+ $this->data['urls'][] = site_url($id).'/';
+
+ if (count($ids) == 1) {
+ $filedata = $this->mfile->get_filedata($id);
+ $file = $this->mfile->file($filedata['data_id']);
+ $pygments = new \libraries\Pygments($file, $filedata["mimetype"], $filedata["filename"]);
+ $lexer = $pygments->should_highlight();
+
+ // If we detected a highlightable file redirect,
+ // otherwise show the URL because browsers would just show a DL dialog
+ if ($lexer) {
+ $redirect = true;
+ }
+ }
+ }
+ }
+
+ if ($redirect && count($ids) == 1) {
+ redirect($this->data['urls'][0], "location", 303);
+ } else {
+ $this->load->view('header', $this->data);
+ $this->load->view('file/show_url', $this->data);
+ $this->load->view('footer', $this->data);
+ }
+ }
+
+ function upload_form()
+ {
+ $this->data['title'] .= ' - Upload';
+ $this->data['small_upload_size'] = $this->config->item('small_upload_size');
+ $this->data['max_upload_size'] = $this->config->item('upload_max_size');
+ $this->data['upload_max_age'] = $this->config->item('upload_max_age');
+
+ $this->data['username'] = $this->muser->get_username();
+
+ $repaste_id = $this->input->get("repaste");
+
+ if ($repaste_id) {
+ $filedata = $this->mfile->get_filedata($repaste_id);
+ if ($filedata !== false) {
+ $pygments = new \libraries\Pygments($this->mfile->file($filedata["data_id"]), $filedata["mimetype"], $filedata["filename"]);
+ if ($pygments->can_highlight()) {
+ $this->data["textarea_filename"] = $filedata["filename"];
+ $this->data["textarea_content"] = file_get_contents($this->mfile->file($filedata["data_id"]));
+ }
+ }
+ }
+
+ if (file_exists(FCPATH.'data/client/latest')) {
+ $this->var->latest_client = trim(file_get_contents(FCPATH.'data/client/latest'));
+ $this->data['client_link'] = base_url().'data/client/fb-'.$this->var->latest_client.'.tar.gz';
+ } else {
+ $this->data['client_link'] = false;
+ }
+
+ $this->load->view('header', $this->data);
+ $this->load->view('file/upload_form', $this->data);
+ $this->load->view('footer', $this->data);
+ }
+
+ function thumbnail()
+ {
+ session_write_close();
+ $id = $this->uri->segment(3);
+
+ if (!$this->mfile->valid_id($id)) {
+ return $this->_non_existent();
+ }
+
+ $etag = "$id-thumb";
+ $this->_handle_etag($etag);
+
+ $thumb_size = 150;
+ $cache_timeout = 60*60*24*30; # 1 month
+
+ $filedata = $this->mfile->get_filedata($id);
+ if (!$filedata) {
+ throw new \exceptions\ApiException("file/thumbnail/filedata-unavailable", "Failed to get file data");
+ }
+
+ $cache_key = $filedata['data_id'].'_thumb_'.$thumb_size;
+
+ $thumb = cache_function($cache_key, $cache_timeout, function() use ($filedata, $thumb_size){
+ $CI =& get_instance();
+ $img = new libraries\Image($this->mfile->file($filedata["data_id"]));
+ $img->makeThumb($thumb_size, $thumb_size);
+ $thumb = $img->get(IMAGETYPE_JPEG);
+ return $thumb;
+ });
+
+ $this->output->set_header("Cache-Control:max-age=31536000, public");
+ $this->output->set_header("Expires: ".date("r", time() + 365 * 24 * 60 * 60));
+ $this->output->set_content_type("image/jpeg");
+ $this->output->set_output($thumb);
+ }
+
+ function upload_history_thumbnails()
+ {
+ $this->muser->require_access();
+
+ $user = $this->muser->get_userid();
+
+ // TODO: move to \service\files and possibly use \s\f::history()
+ $query = $this->db
+ ->select('files.id, filename, mimetype, files.date, hash, file_storage.id storage_id, filesize, user')
+ ->from('files')
+ ->join('file_storage', 'file_storage.id = files.file_storage_id')
+ ->where('
+ (files.user = '.$this->db->escape($user).')
+ AND (
+ mimetype LIKE \'image%\'
+ )', null, false)
+ ->order_by('date', 'desc')
+ ->get()->result_array();
+
+ foreach($query as $key => $item) {
+ assert($item["user"] === $user);
+ $item["data_id"] = $item['hash']."-".$item['storage_id'];
+ $query[$key]["data_id"] = $item["data_id"];
+ if (!$this->mfile->valid_filedata($item)) {
+ unset($query[$key]);
+ continue;
+ }
+ $query[$key]["tooltip"] = \service\files::tooltip($item);
+ $query[$key]["orientation"] = libraries\Image::get_exif_orientation($this->mfile->file($item["data_id"]));
+ }
+
+ $this->data["items"] = $query;
+
+ $this->load->view('header', $this->data);
+ $this->load->view('file/upload_history_thumbnails', $this->data);
+ $this->load->view('footer', $this->data);
+ }
+
+ public function handle_history_submit()
+ {
+ $this->muser->require_access("apikey");
+
+ $process = $this->input->post("process");
+
+ $dispatcher = [
+ "delete" => function() {
+ return $this->do_delete();
+ },
+ "multipaste" => function() {
+ return $this->_append_multipaste_queue();
+ },
+ ];
+
+ if (isset($dispatcher[$process])) {
+ $dispatcher[$process]();
+ } else {
+ throw new \exceptions\UserInputException("file/handle_history_submit/invalid-process-value", "Value in process field not found in dispatch table");
+ }
+ }
+
+ private function _append_multipaste_queue()
+ {
+ $ids = $this->input->post_array("ids");
+ if ($ids === null) {
+ $ids = [];
+ }
+
+ $m = new \service\multipaste_queue();
+ $m->append($ids);
+ redirect("file/multipaste/queue");
+ }
+
+ function upload_history()
+ {
+ $this->muser->require_access("apikey");
+
+ $history = service\files::history($this->muser->get_userid());
+
+ // key: database field name; value: display name
+ $fields = array(
+ "id" => "ID",
+ "filename" => "Filename",
+ "mimetype" => "Mimetype",
+ "date" => "Date",
+ "hash" => "Hash",
+ "filesize" => "Size"
+ );
+
+ $this->data['title'] .= ' - Upload history';
+
+ foreach ($history["multipaste_items"] as $key => $item) {
+ $size = 0;
+ $filenames = array();
+ $files = array();
+ $max_filenames = 10;
+
+ foreach ($item["items"] as $i) {
+ $size += $history["items"][$i["id"]]["filesize"];
+ $files[] = array(
+ "filename" => $history["items"][$i["id"]]['filename'],
+ "sort_order" => $i["sort_order"],
+ );
+ }
+
+ uasort($files, function ($a, $b) {
+ return $a['sort_order'] - $b['sort_order'];
+ });
+
+ $filenames = array_map(function ($a) {return $a['filename'];}, $files);
+
+ if (count($filenames) > $max_filenames) {
+ $filenames = array_slice($filenames, 0, $max_filenames);
+ $filenames[] = "...";
+ }
+
+ $history["items"][] = array(
+ "id" => $item["url_id"],
+ "filename" => count($item["items"])." file(s)",
+ "mimetype" => "",
+ "date" => $item["date"],
+ "hash" => "",
+ "filesize" => $size,
+ "preview_text" => implode("\n", $filenames),
+ );
+ }
+
+ uasort($history["items"], function($a, $b) {
+ return $b["date"] - $a["date"];
+ });
+
+ foreach($history["items"] as $key => $item) {
+ $history["items"][$key]["filesize"] = format_bytes($item["filesize"]);
+
+ if (isset($item['preview_text'])) {
+ $history["items"][$key]["preview_text"] = htmlentities($item['preview_text']);
+ }
+ }
+
+ $this->data["items"] = $history["items"];
+ $this->data["fields"] = $fields;
+ $this->data["total_size"] = format_bytes($history["total_size"]);
+
+ $this->load->view('header', $this->data);
+ $this->load->view('file/upload_history', $this->data);
+ $this->load->view('footer', $this->data);
+ }
+
+ function do_delete()
+ {
+ $this->muser->require_access("apikey");
+
+ $ids = $this->input->post_array("ids");
+
+ $ret = \service\files::delete($ids);
+
+ $this->data["errors"] = $ret["errors"];
+ $this->data["deleted_count"] = $ret["deleted_count"];
+ $this->data["total_count"] = $ret["total_count"];
+
+ $this->load->view('header', $this->data);
+ $this->load->view('file/deleted', $this->data);
+ $this->load->view('footer', $this->data);
+ }
+
+ function do_multipaste()
+ {
+ $this->muser->require_access("basic");
+
+ $ids = $this->input->post_array("ids");
+ $userid = $this->muser->get_userid();
+ $limits = $this->muser->get_upload_id_limits();
+
+ $ret = \service\files::create_multipaste($ids, $userid, $limits);
+
+ return $this->_show_url(array($ret["url_id"]), false);
+ }
+
+ /**
+ * Handle submissions from the web form (files and textareas).
+ */
+ public function do_websubmit()
+ {
+ $files = getNormalizedFILES();
+ $contents = $this->input->post_array("content");
+ $filenames = $this->input->post_array("filename");
+
+ if (!is_array($filenames) || !is_array($contents)) {
+ throw new \exceptions\UserInputException('file/websubmit/invalid-form', 'The submitted POST form is invalid');
+ }
+
+ $ids = array();
+ $ids = array_merge($ids, $this->_handle_textarea($contents, $filenames));
+ $ids = array_merge($ids, $this->_handle_files($files));
+
+
+ if (empty($ids)) {
+ throw new \exceptions\UserInputException("file/websubmit/no-input", "You didn't enter any text or upload any files");
+ }
+
+ if (count($ids) > 1) {
+ $userid = $this->muser->get_userid();
+ $limits = $this->muser->get_upload_id_limits();
+ $multipaste_id = \service\files::create_multipaste($ids, $userid, $limits)["url_id"];
+
+ $ids[] = $multipaste_id;
+ $this->_prepare_claim($ids, false);
+
+ redirect(site_url($multipaste_id)."/");
+ }
+
+ $this->_show_url($ids, false);
+ }
+
+ private function _handle_files($files)
+ {
+ $ids = array();
+
+ if (!empty($files)) {
+ $limits = $this->muser->get_upload_id_limits();
+ $userid = $this->muser->get_userid();
+ service\files::verify_uploaded_files($files);
+
+ foreach ($files as $key => $file) {
+ $id = $this->mfile->new_id($limits[0], $limits[1]);
+ service\files::add_uploaded_file($userid, $id, $file["tmp_name"], $file["name"]);
+ $ids[] = $id;
+ }
+ }
+
+ return $ids;
+ }
+
+ private function _handle_textarea($contents, $filenames)
+ {
+ $ids = array();
+
+ foreach ($contents as $key => $content) {
+ $filesize = strlen($content);
+
+ if ($filesize == 0) {
+ unset($contents[$key]);
+ }
+
+ if ($filesize > $this->config->item('upload_max_size')) {
+ throw new \exceptions\RequestTooBigException("file/websubmit/request-too-big", "Error while uploading: Paste too big");
+ }
+ }
+
+ $limits = $this->muser->get_upload_id_limits();
+ $userid = $this->muser->get_userid();
+
+ foreach ($contents as $key => $content) {
+ $filename = "stdin";
+ if (isset($filenames[$key]) && $filenames[$key] != "") {
+ $filename = $filenames[$key];
+ }
+
+ $id = $this->mfile->new_id($limits[0], $limits[1]);
+ service\files::add_file_data($userid, $id, $content, $filename);
+ $ids[] = $id;
+ }
+
+ return $ids;
+ }
+
+ function claim_id()
+ {
+ $this->muser->require_access();
+
+ $last_upload = $this->session->userdata("last_upload");
+
+ if ($last_upload === NULL) {
+ throw new \exceptions\PublicApiException("file/claim_id/last_upload-failed", "Failed to get last upload data, unable to claim uploads");
+ }
+
+ $ids = $last_upload["ids"];
+ $errors = array();
+
+ assert(is_array($ids));
+
+ foreach ($ids as $key => $id) {
+ $affected = 0;
+ $affected += $this->mfile->adopt($id);
+ $affected += $this->mmultipaste->adopt($id);
+
+ if ($affected == 0) {
+ $errors[] = $id;
+ }
+ }
+
+ if (!empty($errors)) {
+ throw new \exceptions\PublicApiException("file/claim_id/failed", "Failed to claim ".implode(", ", $errors)."");
+ }
+
+ $this->session->unset_userdata("last_upload");
+
+ $this->_show_url($ids, $last_upload["lexer"]);
+ }
+
+ function contact()
+ {
+ $file = FCPATH."data/local/contact-info.php";
+ if (file_exists($file)) {
+ $this->data["contact_info"] = file_get_contents($file);
+ } else {
+ $this->data["contact_info"] = '<p>Contact info not available.</p>';
+ }
+
+ $this->load->view('header', $this->data);
+ $this->load->view('contact', $this->data);
+ $this->load->view('footer', $this->data);
+ }
+
+ /* Functions below this comment can only be run via the CLI
+ * `php index.php file <function name>`
+ */
+
+ // Removes old files
+ function cron()
+ {
+ $this->_require_cli_request();
+
+ \service\files::clean_multipaste_tarballs();
+
+ $oldest_time = (time() - $this->config->item('upload_max_age'));
+ $oldest_session_time = (time() - $this->config->item("sess_expiration"));
+ $config = array(
+ "upload_max_age" => $this->config->item("upload_max_age"),
+ "small_upload_size" => $this->config->item("small_upload_size"),
+ "sess_expiration" => $this->config->item("sess_expiration"),
+ );
+
+ $query = $this->db->select('file_storage_id storage_id, files.id, user, files.date, hash')
+ ->from('files')
+ ->join('file_storage', "file_storage.id = files.file_storage_id")
+ ->where("user", 0)
+ ->where("files.date <", $oldest_session_time)
+ ->get()->result_array();
+
+ foreach($query as $row) {
+ $row['data_id'] = $row['hash'].'-'.$row['storage_id'];
+ \service\files::valid_id($row, $config, $this->mfile, time());
+ }
+
+ // 0 age disables age checks
+ if ($this->config->item('upload_max_age') == 0) return;
+
+ $query = $this->db->select('hash, files.id, user, files.date, file_storage.id storage_id')
+ ->from('files')
+ ->join('file_storage', "file_storage.id = files.file_storage_id")
+ ->where('files.date <', $oldest_time)
+ ->get()->result_array();
+
+ foreach($query as $row) {
+ $row['data_id'] = $row['hash'].'-'.$row['storage_id'];
+ \service\files::valid_id($row, $config, $this->mfile, time());
+ }
+ }
+
+ /* remove files without database entries */
+ function clean_stale_files()
+ {
+ $this->_require_cli_request();
+
+ \service\files::remove_files_missing_in_db();
+ \service\files::remove_files_missing_on_disk();
+ \service\files::clean_multipaste_tarballs();
+ }
+
+ function nuke_id()
+ {
+ $this->_require_cli_request();
+
+ $id = $this->uri->segment(3);
+
+ $file_data = $this->mfile->get_filedata($id);
+
+ if (empty($file_data)) {
+ echo "unknown id \"$id\"\n";
+ return;
+ }
+
+ $data_id = $file_data["data_id"];
+ $this->mfile->delete_data_id($data_id);
+ echo "removed data_id \"$data_id\"\n";
+ }
+
+ function update_file_metadata()
+ {
+ $this->_require_cli_request();
+
+ $chunk = 500;
+
+ $total = $this->db->count_all("file_storage");
+
+ for ($limit = 0; $limit < $total; $limit += $chunk) {
+ $query = $this->db->select('hash, id')
+ ->from('file_storage')
+ ->limit($chunk, $limit)
+ ->get()->result_array();
+
+ foreach ($query as $key => $item) {
+ $data_id = $item["hash"].'-'.$item['id'];
+ $filepath = $this->mfile->file($data_id);
+ $mimetype = mimetype($filepath);
+ $filesize = filesize($filepath);
+
+ $this->db->where('id', $item['id'])
+ ->set(array(
+ 'mimetype' => $mimetype,
+ 'filesize' => $filesize,
+ ))
+ ->update('file_storage');
+ }
+ }
+ }
+}
+
+# vim: set noet: