-
Notifications
You must be signed in to change notification settings - Fork 91
/
FileUploadType.php
159 lines (143 loc) · 5.14 KB
/
FileUploadType.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
<?php
namespace Shopsys\FrameworkBundle\Form;
use Shopsys\FrameworkBundle\Component\FileUpload\FileUpload;
use Shopsys\FrameworkBundle\Form\Constraints\FileExtensionMaxLength;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\DataTransformerInterface;
use Symfony\Component\Form\Extension\Core\Type\CollectionType;
use Symfony\Component\Form\Extension\Core\Type\FileType;
use Symfony\Component\Form\Extension\Core\Type\HiddenType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\Form\FormError;
use Symfony\Component\Form\FormEvent;
use Symfony\Component\Form\FormEvents;
use Symfony\Component\Form\FormInterface;
use Symfony\Component\Form\FormView;
use Symfony\Component\HttpFoundation\File\File;
use Symfony\Component\HttpFoundation\File\UploadedFile;
use Symfony\Component\OptionsResolver\OptionsResolver;
use Symfony\Component\Validator\Constraints;
use Symfony\Component\Validator\Context\ExecutionContextInterface;
class FileUploadType extends AbstractType implements DataTransformerInterface
{
/**
* @var \Shopsys\FrameworkBundle\Component\FileUpload\FileUpload
*/
private $fileUpload;
/**
* @var \Symfony\Component\Validator\Constraint[]
*/
private $fileConstraints;
/**
* @param \Shopsys\FrameworkBundle\Component\FileUpload\FileUpload $fileUpload
*/
public function __construct(FileUpload $fileUpload)
{
$this->fileUpload = $fileUpload;
}
/**
* @param \Symfony\Component\OptionsResolver\OptionsResolver $resolver
*/
public function configureOptions(OptionsResolver $resolver)
{
$resolver->setRequired('info_text')
->setAllowedTypes('info_text', ['string', 'null'])
->setDefaults([
'error_bubbling' => false,
'compound' => true,
'file_constraints' => [],
'multiple' => false,
'info_text' => null,
]);
}
/**
* @param array $value
* @return string
*/
public function reverseTransform($value)
{
return $value['uploadedFiles'];
}
/**
* @param string $value
* @return array
*/
public function transform($value)
{
return ['uploadedFiles' => (array)$value];
}
/**
* @param \Symfony\Component\Form\FormView $view
* @param \Symfony\Component\Form\FormInterface $form
* @param array $options
*/
public function buildView(FormView $view, FormInterface $form, array $options)
{
parent::buildView($view, $form, $options);
$view->vars['info_text'] = $options['info_text'];
}
/**
* @param \Symfony\Component\Form\FormBuilderInterface $builder
* @param array $options
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
$this->fileConstraints = array_merge(
[
new FileExtensionMaxLength(['limit' => 5]),
],
$options['file_constraints']
);
$builder->addModelTransformer($this);
$builder
->add('uploadedFiles', CollectionType::class, [
'entry_type' => HiddenType::class,
'allow_add' => true,
'constraints' => [
new Constraints\Callback([$this, 'validateUploadedFiles']),
],
])
->add('file', FileType::class, [
'multiple' => $options['multiple'],
'mapped' => false,
]);
// fallback for IE9 and older
$builder->addEventListener(FormEvents::PRE_SUBMIT, [$this, 'onPreSubmit']);
}
/**
* @param string[]|null $uploadedFiles
* @param \Symfony\Component\Validator\Context\ExecutionContextInterface $context
*/
public function validateUploadedFiles($uploadedFiles, ExecutionContextInterface $context)
{
foreach ($uploadedFiles as $uploadedFile) {
$filepath = $this->fileUpload->getTemporaryFilepath($uploadedFile);
$file = new File($filepath, false);
$validator = $context->getValidator();
$violations = $validator->validate($file, $this->fileConstraints);
foreach ($violations as $violation) {
$context->addViolation($violation->getMessageTemplate(), $violation->getParameters());
}
}
}
/**
* @param \Symfony\Component\Form\FormEvent $event
*/
public function onPreSubmit(FormEvent $event)
{
$data = $event->getData();
if (is_array($data) && array_key_exists('file', $data) && is_array($data['file'])) {
$fallbackFiles = $data['file'];
foreach ($fallbackFiles as $file) {
if ($file instanceof UploadedFile) {
try {
$data['uploadedFiles'][] = $this->fileUpload->upload($file);
} catch (\Shopsys\FrameworkBundle\Component\FileUpload\Exception\FileUploadException $ex) {
$event->getForm()->addError(new FormError(t('File upload failed')));
}
}
}
$event->setData($data);
}
}
}