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- <?php
- if (!defined('GNUSOCIAL')) { exit(1); }
- class File extends Managed_DataObject
- {
- public $__table = 'file';
- public $id;
- public $url;
- public $mimetype;
- public $size;
- public $title;
- public $date;
- public $protected;
- public $filename;
- public $width;
- public $height;
- public $modified;
- public static function schemaDef()
- {
- return array(
- 'fields' => array(
- 'id' => array('type' => 'serial', 'not null' => true),
- 'url' => array('type' => 'varchar', 'length' => 255, 'description' => 'destination URL after following redirections'),
- 'mimetype' => array('type' => 'varchar', 'length' => 50, 'description' => 'mime type of resource'),
- 'size' => array('type' => 'int', 'description' => 'size of resource when available'),
- 'title' => array('type' => 'varchar', 'length' => 255, 'description' => 'title of resource when available'),
- 'date' => array('type' => 'int', 'description' => 'date of resource according to http query'),
- 'protected' => array('type' => 'int', 'description' => 'true when URL is private (needs login)'),
- 'filename' => array('type' => 'varchar', 'length' => 255, 'description' => 'if a local file, name of the file'),
- 'width' => array('type' => 'int', 'description' => 'width in pixels, if it can be described as such and data is available'),
- 'height' => array('type' => 'int', 'description' => 'height in pixels, if it can be described as such and data is available'),
- 'modified' => array('type' => 'timestamp', 'not null' => true, 'description' => 'date this record was modified'),
- ),
- 'primary key' => array('id'),
- 'unique keys' => array(
- 'file_url_key' => array('url'),
- ),
- );
- }
- function isProtected($url) {
- return 'http://www.facebook.com/login.php' === $url;
- }
-
- public static function saveNew(array $redir_data, $given_url) {
-
-
- $file = File::getKV('url', $given_url);
-
- if (!$file instanceof File) {
- $file = new File;
- $file->url = $given_url;
- if (!empty($redir_data['protected'])) $file->protected = $redir_data['protected'];
- if (!empty($redir_data['title'])) $file->title = $redir_data['title'];
- if (!empty($redir_data['type'])) $file->mimetype = $redir_data['type'];
- if (!empty($redir_data['size'])) $file->size = intval($redir_data['size']);
- if (isset($redir_data['time']) && $redir_data['time'] > 0) $file->date = intval($redir_data['time']);
- $file_id = $file->insert();
- }
- Event::handle('EndFileSaveNew', array($file, $redir_data, $given_url));
- assert ($file instanceof File);
- return $file;
- }
-
- public static function processNew($given_url, $notice_id=null, $followRedirects=true) {
- if (empty($given_url)) {
- throw new ServerException('No given URL to process');
- }
- $given_url = File_redirection::_canonUrl($given_url);
- if (empty($given_url)) {
- throw new ServerException('No canonical URL from given URL to process');
- }
- $file = File::getKV('url', $given_url);
- if (!$file instanceof File) {
-
- $file_redir = File_redirection::getKV('url', $given_url);
- if ($file_redir instanceof File_redirection) {
- $file = File::getKV('id', $file_redir->file_id);
- if (!$file instanceof File) {
-
- $file_redir->delete();
- }
- }
-
- if (!$file instanceof File) {
-
-
-
-
- $redir_data = File_redirection::where($given_url);
- if (is_array($redir_data)) {
- $redir_url = $redir_data['url'];
- } elseif (is_string($redir_data)) {
- $redir_url = $redir_data;
- $redir_data = array();
- } else {
-
- throw new ServerException(sprintf(_("Cannot process URL '%s'"), $given_url));
- }
-
- if ($redir_url === $given_url || strlen($redir_url) > 255 || !$followRedirects) {
-
- $file = File::saveNew($redir_data, $given_url);
- } else {
-
-
-
-
-
-
-
-
- $file = self::processNew($redir_url, $notice_id, false);
- File_redirection::saveNew($redir_data, $file->id, $given_url);
- }
- }
- if (!$file instanceof File) {
-
-
-
- throw new ServerException('URL processing failed without new File object');
- }
- }
- if (!empty($notice_id)) {
- File_to_post::processNew($file->id, $notice_id);
- }
- return $file;
- }
- public static function respectsQuota(Profile $scoped, $fileSize) {
- if ($fileSize > common_config('attachments', 'file_quota')) {
-
-
-
- $fileSizeText = sprintf(_m('%1$d byte','%1$d bytes',$fileSize),$fileSize);
- $fileQuota = common_config('attachments', 'file_quota');
-
-
-
-
- throw new ClientException(
- sprintf(_m('No file may be larger than %1$d byte and the file you sent was %2$s. Try to upload a smaller version.',
- 'No file may be larger than %1$d bytes and the file you sent was %2$s. Try to upload a smaller version.',
- $fileQuota),
- $fileQuota, $fileSizeText));
- }
- $file = new File;
- $query = "select sum(size) as total from file join file_to_post on file_to_post.file_id = file.id join notice on file_to_post.post_id = notice.id where profile_id = {$scoped->id} and file.url like '%/notice/%/file'";
- $file->query($query);
- $file->fetch();
- $total = $file->total + $fileSize;
- if ($total > common_config('attachments', 'user_quota')) {
-
-
- throw new ClientException(
- sprintf(_m('A file this large would exceed your user quota of %d byte.',
- 'A file this large would exceed your user quota of %d bytes.',
- common_config('attachments', 'user_quota')),
- common_config('attachments', 'user_quota')));
- }
- $query .= ' AND EXTRACT(month FROM file.modified) = EXTRACT(month FROM now()) and EXTRACT(year FROM file.modified) = EXTRACT(year FROM now())';
- $file->query($query);
- $file->fetch();
- $total = $file->total + $fileSize;
- if ($total > common_config('attachments', 'monthly_quota')) {
-
-
- throw new ClientException(
- sprintf(_m('A file this large would exceed your monthly quota of %d byte.',
- 'A file this large would exceed your monthly quota of %d bytes.',
- common_config('attachments', 'monthly_quota')),
- common_config('attachments', 'monthly_quota')));
- }
- return true;
- }
-
- static function filename(Profile $profile, $origname, $mimetype)
- {
- try {
- $ext = common_supported_mime_to_ext($mimetype);
- } catch (Exception $e) {
-
- $ext = substr(strrchr($mimetype, '/'), 1);
- }
-
- $origname = basename($origname, ".$ext");
- if (class_exists('Normalizer')) {
-
-
- $origname = Normalizer::normalize($origname, Normalizer::FORM_KC);
- }
- $origname = preg_replace('/[^A-Za-z0-9\.\_]/', '_', $origname);
- $nickname = $profile->getNickname();
- $datestamp = strftime('%Y%m%d', time());
- do {
-
- $random = strtolower(common_confirmation_code(16));
- $filename = "$nickname-$datestamp-$origname-$random.$ext";
- } while (file_exists(self::path($filename)));
- return $filename;
- }
-
- static function validFilename($filename)
- {
- return preg_match('/^[A-Za-z0-9._-]+$/', $filename);
- }
-
- static function path($filename)
- {
- if (!self::validFilename($filename)) {
-
- throw new ClientException(_("Invalid filename."));
- }
- $dir = common_config('attachments', 'dir');
- if ($dir[strlen($dir)-1] != '/') {
- $dir .= '/';
- }
- return $dir . $filename;
- }
- static function url($filename)
- {
- if (!self::validFilename($filename)) {
-
- throw new ClientException(_("Invalid filename."));
- }
- if (common_config('site','private')) {
- return common_local_url('getfile',
- array('filename' => $filename));
- }
- if (StatusNet::useHTTPS()) {
- $sslserver = common_config('attachments', 'sslserver');
- if (empty($sslserver)) {
-
-
- if (is_string(common_config('site', 'sslserver')) &&
- mb_strlen(common_config('site', 'sslserver')) > 0) {
- $server = common_config('site', 'sslserver');
- } else if (common_config('site', 'server')) {
- $server = common_config('site', 'server');
- }
- $path = common_config('site', 'path') . '/file/';
- } else {
- $server = $sslserver;
- $path = common_config('attachments', 'sslpath');
- if (empty($path)) {
- $path = common_config('attachments', 'path');
- }
- }
- $protocol = 'https';
- } else {
- $path = common_config('attachments', 'path');
- $server = common_config('attachments', 'server');
- if (empty($server)) {
- $server = common_config('site', 'server');
- }
- $ssl = common_config('attachments', 'ssl');
- $protocol = ($ssl) ? 'https' : 'http';
- }
- if ($path[strlen($path)-1] != '/') {
- $path .= '/';
- }
- if ($path[0] != '/') {
- $path = '/'.$path;
- }
- return $protocol.'://'.$server.$path.$filename;
- }
- function getEnclosure(){
- $enclosure = (object) array();
- foreach (array('title', 'url', 'date', 'modified', 'size', 'mimetype') as $key) {
- $enclosure->$key = $this->$key;
- }
- $needMoreMetadataMimetypes = array(null, 'application/xhtml+xml');
- if (!isset($this->filename) && in_array(common_bare_mime($enclosure->mimetype), $needMoreMetadataMimetypes)) {
-
-
- Event::handle('FileEnclosureMetadata', array($this, &$enclosure));
- }
- if (empty($enclosure->mimetype) || in_array(common_bare_mime($enclosure->mimetype), $needMoreMetadataMimetypes)) {
-
-
-
- throw new ServerException('Unknown enclosure mimetype, not enough metadata');
- }
- return $enclosure;
- }
-
- public function getThumbnail($width=null, $height=null, $crop=false, $force_still=true)
- {
-
- $image = ImageFile::fromFileObject($this);
- if ($image->animated && !common_config('thumbnail', 'animated')) {
-
-
- if (is_null(common_config('thumbnail', 'animated')) || !$force_still) {
- throw new UseFileAsThumbnailException($this->id);
- }
- }
- if ($width === null) {
- $width = common_config('thumbnail', 'width');
- $height = common_config('thumbnail', 'height');
- $crop = common_config('thumbnail', 'crop');
- }
- if ($height === null) {
- $height = $width;
- $crop = true;
- }
-
-
-
- list($width, $height, $x, $y, $w, $h) =
- $image->scaleToFit($width, $height, $crop);
- $params = array('file_id'=> $this->id,
- 'width' => $width,
- 'height' => $height);
- $thumb = File_thumbnail::pkeyGet($params);
- if ($thumb instanceof File_thumbnail) {
- return $thumb;
- }
-
- $outname = "thumb-{$width}x{$height}-" . $image->filename;
- $outpath = self::path($outname);
-
- $box = array('width'=>$width, 'height'=>$height,
- 'x'=>$x, 'y'=>$y,
- 'w'=>$w, 'h'=>$h);
-
- if ($box['width'] < 1 || $box['width'] > common_config('thumbnail', 'maxsize')
- || $box['height'] < 1 || $box['height'] > common_config('thumbnail', 'maxsize')
- || $box['w'] < 1 || $box['x'] >= $image->width
- || $box['h'] < 1 || $box['y'] >= $image->height) {
-
- common_debug("Boundary box parameters for resize of {$image->filepath} : ".var_export($box,true));
- throw new ServerException('Bad thumbnail size parameters.');
- }
- common_debug(sprintf('Generating a thumbnail of File id==%u of size %ux%u', $this->id, $width, $height));
-
- $image->resizeTo($outpath, $box);
-
- if ($image->getPath() != self::path($image->filename)) {
- $image->unlink();
- }
- return File_thumbnail::saveThumbnail($this->id,
- self::url($outname),
- $width, $height,
- $outname);
- }
- public function getPath()
- {
- return self::path($this->filename);
- }
- public function getUrl()
- {
- if (!empty($this->filename)) {
-
- $url = self::url($this->filename);
- if ($url != $this->url) {
-
-
- $this->updateUrl($url);
- }
- return $url;
- }
-
- return $this->url;
- }
- public function updateUrl($url)
- {
- $file = File::getKV('url', $url);
- if ($file instanceof File) {
- throw new ServerException('URL already exists in DB');
- }
- $sql = 'UPDATE %1$s SET url=%2$s WHERE url=%3$s;';
- $result = $this->query(sprintf($sql, $this->__table,
- $this->_quote((string)$url),
- $this->_quote((string)$this->url)));
- if ($result === false) {
- common_log_db_error($this, 'UPDATE', __FILE__);
- throw new ServerException("Could not UPDATE {$this->__table}.url");
- }
- return $result;
- }
-
- function blowCache($last=false)
- {
- self::blow('file:notice-ids:%s', $this->url);
- if ($last) {
- self::blow('file:notice-ids:%s;last', $this->url);
- }
- self::blow('file:notice-count:%d', $this->id);
- }
-
- function stream($offset=0, $limit=NOTICES_PER_PAGE, $since_id=0, $max_id=0)
- {
- $stream = new FileNoticeStream($this);
- return $stream->getNotices($offset, $limit, $since_id, $max_id);
- }
- function noticeCount()
- {
- $cacheKey = sprintf('file:notice-count:%d', $this->id);
-
- $count = self::cacheGet($cacheKey);
- if ($count === false) {
- $f2p = new File_to_post();
- $f2p->file_id = $this->id;
- $count = $f2p->count();
- self::cacheSet($cacheKey, $count);
- }
- return $count;
- }
- public function isLocal()
- {
- return !empty($this->filename);
- }
- public function delete($useWhere=false)
- {
-
- if (!empty($this->filename) && file_exists(self::path($this->filename))) {
- $deleted = @unlink(self::path($this->filename));
- if (!$deleted) {
- common_log(LOG_ERR, sprintf('Could not unlink existing file: "%s"', self::path($this->filename)));
- }
- }
-
- if (Event::handle('FileDeleteRelated', array($this))) {
- $thumbs = new File_thumbnail();
- $thumbs->file_id = $this->id;
- if ($thumbs->find()) {
- while ($thumbs->fetch()) {
- $thumbs->delete();
- }
- }
- }
-
- return parent::delete($useWhere);
- }
- public function getTitle()
- {
- $title = $this->title ?: $this->filename;
- return $title ?: null;
- }
- }
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