2021-05-18 21:37:02 +02:00
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<?php
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require_once('../assets/php/form.php');
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class FormUploadFiles extends Form {
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//Constants:
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const HTML5_EMAIL_REGEXP = '^[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$';
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public function __construct() {
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$options = array('enctype' => 'multipart/form-data');
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parent::__construct('formUploadFiles', $options);
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}
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protected function generaCamposFormulario($datos, $errores = array()) {
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// Se generan los mensajes de error si existen.
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$htmlErroresGlobales = self::generaListaErroresGlobales($errores);
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$errorFile = self::createMensajeError($errores, 'archivo', 'span', array('class' => 'error'));
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foreach($datos as $key => $value){
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$dats = $key." ".$value." ";
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}
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// Se genera el HTML asociado a los campos del formulario y los mensajes de error.
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$html = '
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2021-05-23 16:23:25 +02:00
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<div class="file">
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<label for="file">Imagen:</label><input type="file" name="file" id="file" /><pre>'.$htmlErroresGlobales.'</pre>
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</div>
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<input type="submit" id="submit" value="Subir" class="primary" /><pre>'.$errorFile.'</pre>
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2021-05-18 21:37:02 +02:00
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';
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return $html;
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}
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protected function procesaFormulario($datos) {
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// Solo se pueden definir arrays como constantes en PHP >= 5.6
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global $ALLOWED_EXTENSIONS;
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$result = array();
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$ok = count($_FILES) == 1 && $_FILES['archivo']['error'] == UPLOAD_ERR_OK;
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if ( $ok ) {
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$archivo = $_FILES['archivo'];
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$nombre = $_FILES['archivo']['name'];
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/* 1.a) Valida el nombre del archivo */
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2021-05-19 10:09:05 +02:00
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$ok = $this->check_file_uploaded_name($nombre) && $this->check_file_uploaded_length($nombre) ;
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2021-05-18 21:37:02 +02:00
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/* 1.b) Sanitiza el nombre del archivo
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$ok = sanitize_file_uploaded_name($nombre);
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*/
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/* 1.c) Utilizar un id de la base de datos como nombre de archivo */
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/* 2. comprueba si la extensión está permitida*/
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$ok = $ok && in_array(pathinfo($nombre, PATHINFO_EXTENSION), $ALLOWED_EXTENSIONS);
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/* 3. comprueba el tipo mime del archivo correspode a una imagen image/* */
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$finfo = finfo_open(FILEINFO_MIME_TYPE);
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$mimeType = finfo_file($finfo, $_FILES['archivo']['tmp_name']);
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$ok = preg_match('/image\/*./', $mimeType);
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finfo_close($finfo);
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if ( $ok ) {
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$tmp_name = $_FILES['archivo']['tmp_name'];
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if ( !move_uploaded_file($tmp_name, FILMS_DIR.$nombre) ) {
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$result[] = 'Error al mover el archivo';
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}
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// 4. Si fuese necesario guardar en la base de datos la ruta relativa $nombre del archivo
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2021-05-23 16:23:25 +02:00
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//return "index.php#img=".urlencode('img/'.$nombre);
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2021-05-18 21:37:02 +02:00
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} else {
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$result["errorFile"] = 'El archivo tiene un nombre o tipo no soportado';
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}
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} else {
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$result[] = 'Error al subir el archivo.';
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}
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return $result;
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}
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/**
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* Check $_FILES[][name]
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*
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* @param (string) $filename - Uploaded file name.
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* @author Yousef Ismaeil Cliprz
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* @See http://php.net/manual/es/function.move-uploaded-file.php#111412
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*/
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2021-05-19 10:09:05 +02:00
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protected function check_file_uploaded_name ($filename) {
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2021-05-18 21:37:02 +02:00
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return (bool) ((mb_ereg_match('/^[0-9A-Z-_\.]+$/i',$filename) === 1) ? true : false );
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}
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/**
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* Sanitize $_FILES[][name]. Remove anything which isn't a word, whitespace, number
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* or any of the following caracters -_~,;[]().
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*
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* If you don't need to handle multi-byte characters you can use preg_replace
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* rather than mb_ereg_replace.
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*
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* @param (string) $filename - Uploaded file name.
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* @author Sean Vieira
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* @see http://stackoverflow.com/a/2021729
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*/
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2021-05-19 10:09:05 +02:00
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protected function sanitize_file_uploaded_name($filename) {
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2021-05-18 21:37:02 +02:00
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/* Remove anything which isn't a word, whitespace, number
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* or any of the following caracters -_~,;[]().
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* If you don't need to handle multi-byte characters
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* you can use preg_replace rather than mb_ereg_replace
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* Thanks @Łukasz Rysiak!
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*/
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$newName = mb_ereg_replace("([^\w\s\d\-_~,;\[\]\(\).])", '', $filename);
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// Remove any runs of periods (thanks falstro!)
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$newName = mb_ereg_replace("([\.]{2,})", '', $newName);
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return $newName;
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}
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/**
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* Check $_FILES[][name] length.
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*
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* @param (string) $filename - Uploaded file name.
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* @author Yousef Ismaeil Cliprz.
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* @See http://php.net/manual/es/function.move-uploaded-file.php#111412
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*/
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2021-05-19 10:09:05 +02:00
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protected function check_file_uploaded_length ($filename) {
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2021-05-18 21:37:02 +02:00
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return (bool) ((mb_strlen($filename,'UTF-8') < 250) ? true : false);
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}
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}
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?>
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