Files
thetool/application/File/FileController.php

146 lines
4.4 KiB
PHP

<?php
class FileController extends mfBaseController {
protected function init() {
$this->needlogin=true;
$me = new User();
$me->loadMe();
$this->me = $me;
$this->layout()->set("me",$me);
/*if(!$me->isAdmin()) {
$this->redirect("Dashboard");
}*/
}
protected function downloadAction() {
$id = $this->request->id;
if(!is_numeric($id) || $id < 1) {
return true;
}
$file = new File($id);
if(!$file) {
throw new Exception("File not found", 404);
}
$filename = $file->store_filename;
$path = MFUPLOAD_FILE_SAVE_PATH;
$path .= ($file->subfolder) ? "/".$file->subfolder : "";
$path .= "/$filename";
if(!file_exists($path)) {
throw new Exception("File not found", 4041);
}
if(preg_match('/\.([^.]+)/',$filename,$m)) {
$ext .= $m[1];
} else {
throw new Exception("File not found", 4042);
}
$outname = ($file->filename) ? $file->filename : $file->orig_filename;
if(!$this->sendfile($path, $outname)) {
throw new Exception("File not found", 4043);
}
exit;
}
private function sendfile($file,$name) {
$this->log->debug("sendfile: $file $name");
if (!$fh = fopen($file, 'r')) {
return false;
}
set_time_limit(36000);
header('Content-Type: application/octet-stream');
header('Content-disposition: attachment; filename="' . $name . '"');
$size = exec('stat -c %s '.escapeshellarg($file));
if(strlen($size)) {
if($size < (pow(2,31))-1) {
header('Content-Length: ' . $size);
}
}
while (!feof($fh)) {
$data = fread($fh, 8192);
echo $data;
}
return true;
}
protected function getByIdAction() {
$file = new File($this->request->id);
if (!$file->id) {
http_response_code(404);
self::returnJson(["error" => "File not found"]);
return;
}
self::returnJson([
"id" => $file->id,
"filename" => $file->orig_filename
]);
}
protected function showAction() {
$id = $this->request->id;
$size = $this->request->size;
if (!is_numeric($id) || $id < 1) self::sendError("Invalid File ID");
$file = new File($id);
if (!$file->id) self::sendError("File record not found");
$originalPath = MFUPLOAD_FILE_SAVE_PATH . ($file->subfolder ? "/{$file->subfolder}" : "") . "/{$file->store_filename}";
if (!is_readable($originalPath)) self::sendError("Physical file not found");
header("Cache-Control: public, max-age=604800");
header("Expires: " . gmdate("D, d M Y H:i:s", time() + 604800) . " GMT");
header("Last-Modified: " . gmdate("D, d M Y H:i:s", filemtime($originalPath)) . " GMT");
$imageInfo = @getimagesize($originalPath);
if ($imageInfo === false && mime_content_type($originalPath) === 'application/pdf') {
header('Content-Type: application/pdf');
header('Content-Disposition: inline; filename="' . ($file->orig_filename ?: $file->store_filename) . '"');
readfile($originalPath);
exit;
}
if ($imageInfo === false) {
$this->downloadAction();
return;
}
$sizeDimensions = ['tiny' => '100x100', 'small' => '250x250', 'medium' => '800x800', 'large' => '1200x1200'];
if (empty($size) || !isset($sizeDimensions[$size])) {
header('Content-Type: ' . $imageInfo['mime']);
header('Content-Disposition: inline; filename="' . ($file->orig_filename ?: $file->store_filename) . '"');
readfile($originalPath);
exit;
}
$cacheDir = TEMP_DIR . "/thumbnails";
@mkdir($cacheDir, 0775, true);
$cachedPath = "{$cacheDir}/{$id}_{$size}." . pathinfo($originalPath, PATHINFO_EXTENSION);
if (!file_exists($cachedPath)) {
$command = "convert " . escapeshellarg($originalPath) . " -resize " . escapeshellarg($sizeDimensions[$size]) . " " . escapeshellarg($cachedPath);
exec($command, $output, $return_var);
if ($return_var !== 0) self::sendError("Failed to create thumbnail.");
}
header('Content-Type: ' . $imageInfo['mime']);
header('Content-Disposition: inline; filename="' . basename($cachedPath) . '"');
readfile($cachedPath);
exit;
}
}