121 lines
5.2 KiB
PHP
121 lines
5.2 KiB
PHP
<?php
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namespace Nibble\NibbleForms\Field;
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use Nibble\NibbleForms\Field;
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class File extends Field
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{
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private $label;
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private $type;
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private $required;
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private $max_size;
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public $error = array();
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private $height;
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private $width;
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private $min_height;
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private $min_width;
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private $mime_types = array(
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'image' => array(
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'image/gif', 'image/gi_', 'image/png', 'application/png', 'application/x-png',
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'image/jp_', 'application/jpg', 'application/x-jpg', 'image/pjpeg', 'image/jpeg'
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),
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'document' => array(
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'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
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'application/vnd.openxmlformats-officedocument.presentationml.presentation',
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'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
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'application/mspowerpoint', 'application/powerpoint', 'application/vnd.ms-powerpoint',
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'application/x-mspowerpoint', 'application/plain', 'text/plain', 'application/pdf',
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'application/x-pdf', 'application/acrobat', 'text/pdf', 'text/x-pdf', 'application/msword',
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'pplication/vnd.ms-excel', 'application/msexcel', 'application/doc',
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'application/vnd.oasis.opendocument.text', 'application/x-vnd.oasis.opendocument.text',
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'application/vnd.oasis.opendocument.spreadsheet', 'application/x-vnd.oasis.opendocument.spreadsheet',
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'application/vnd.oasis.opendocument.presentation', 'application/x-vnd.oasis.opendocument.presentation'
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),
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'archive' => array(
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'application/x-compressed', 'application/gzip-compressed', 'gzip/document',
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'application/x-zip-compressed', 'application/zip', 'multipart/x-zip',
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'application/tar', 'application/x-tar', 'applicaton/x-gtar', 'multipart/x-tar',
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'application/gzip', 'application/x-gzip', 'application/x-gunzip', 'application/gzipped'
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)
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);
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private $error_types = array(
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'image' => 'must be an image, e.g example.jpg or example.gif',
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'archive' => 'must be and archive, e.g example.zip or example.tar',
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'document' => 'must be a document, e.g example.doc or example.pdf',
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'all' => 'must be a document, archive or image',
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'custom' => 'is invalid'
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);
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public function __construct($label, $type = 'all', $required = true, $max_size = 2097152, $width = 1600, $height = 1600, $min_width = 0, $min_height = 0)
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{
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$this->label = $label;
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$this->required = $required;
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$this->max_size = $max_size;
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$this->width = $width;
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$this->height = $height;
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$this->min_width = $min_width;
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$this->min_height = $min_height;
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if (is_array($type)) {
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$this->mime_types = $type;
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$this->type = 'custom';
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} else {
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$this->type = $type;
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if (isset($this->mime_types[$type])) {
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$this->mime_types = $this->mime_types[$type];
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} else {
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$temp = array();
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foreach ($this->mime_types as $mime_array)
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foreach ($mime_array as $mime_type)
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$temp[] = $mime_type;
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$this->mime_types = $temp;
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$this->type = 'all';
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unset($temp);
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}
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}
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}
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public function returnField($form_name, $name, $value = '')
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{
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$class = !empty($this->error) ? ' class="error"' : '';
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return array(
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'messages' => !empty($this->custom_error) && !empty($this->error) ? $this->custom_error : $this->error,
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'label' => $this->label == false ? false : sprintf('<label for="%s_%s"%s>%s</label>', $form_name, $name, $class, $this->label),
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'field' => sprintf('<input type="file" name="%2$s[%1$s]" id="%2$s_%1$s"/>', $name, $form_name),
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'html' => $this->html
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);
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}
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public function validate($val)
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{
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if ($this->required) {
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if ($val['error'] != 0 || $val['size'] == 0) {
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$this->error[] = 'is required';
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}
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}
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if ($val['error'] == 0) {
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if ($val['size'] > $this->max_size) {
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$this->error[] = sprintf('must be less than %sMb', $this->max_size / 1024 / 1024);
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}
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if ($this->type == 'image') {
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$image = getimagesize($val['tmp_name']);
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if ($image[0] > $this->width || $image[1] > $this->height) {
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$this->error[] = sprintf('must contain an image no more than %s pixels wide and %s pixels high', $this->width, $this->height);
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}
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if ($image[0] < $this->min_width || $image[1] < $this->min_height) {
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$this->error[] = sprintf('must contain an image at least %s pixels wide and %s pixels high', $this->min_width, $this->min_height);
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}
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if (!in_array($image['mime'], $this->mime_types)) {
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$this->error[] = $this->error_types[$this->type];
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}
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} elseif (!in_array($val['type'], $this->mime_types)) {
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$this->error[] = $this->error_types[$this->type];
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}
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}
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return !empty($this->error) ? false : true;
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}
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}
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