1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Presta\ImageBundle\Form\Type; |
4
|
|
|
|
5
|
|
|
use Presta\ImageBundle\Form\DataTransformer\Base64ToImageTransformer; |
6
|
|
|
use Presta\ImageBundle\Model\AspectRatio; |
7
|
|
|
use Symfony\Component\Form\AbstractType; |
8
|
|
|
use Symfony\Component\Form\Extension\Core\Type\CheckboxType; |
9
|
|
|
use Symfony\Component\Form\Extension\Core\Type\HiddenType; |
10
|
|
|
use Symfony\Component\Form\FormBuilderInterface; |
11
|
|
|
use Symfony\Component\Form\FormEvent; |
12
|
|
|
use Symfony\Component\Form\FormEvents; |
13
|
|
|
use Symfony\Component\Form\FormInterface; |
14
|
|
|
use Symfony\Component\Form\FormView; |
15
|
|
|
use Symfony\Component\OptionsResolver\Options; |
16
|
|
|
use Symfony\Component\OptionsResolver\OptionsResolver; |
17
|
|
|
use Vich\UploaderBundle\Handler\UploadHandler; |
18
|
|
|
use Vich\UploaderBundle\Storage\StorageInterface; |
19
|
|
|
|
20
|
|
|
class ImageType extends AbstractType |
21
|
|
|
{ |
22
|
|
|
private $storage; |
23
|
|
|
private $handler; |
24
|
|
|
|
25
|
|
|
public function __construct(StorageInterface $storage, UploadHandler $handler) |
26
|
|
|
{ |
27
|
|
|
$this->storage = $storage; |
28
|
|
|
$this->handler = $handler; |
29
|
|
|
} |
30
|
|
|
|
31
|
|
|
public function buildForm(FormBuilderInterface $builder, array $options): void |
32
|
|
|
{ |
33
|
|
|
$builder |
34
|
|
|
->add('base64', HiddenType::class, [ |
35
|
|
|
'required' => $options['required'], |
36
|
|
|
'attr' => [ |
37
|
|
|
'class' => 'cropper-base64', |
38
|
|
|
], |
39
|
|
|
]) |
40
|
|
|
; |
41
|
|
|
|
42
|
|
|
$builder->addModelTransformer(new Base64ToImageTransformer()); |
43
|
|
|
|
44
|
|
|
if ($options['allow_delete'] && !$options['required']) { |
45
|
|
|
$this->buildDeleteField($builder, $options); |
46
|
|
|
} |
47
|
|
|
} |
48
|
|
|
|
49
|
|
|
public function configureOptions(OptionsResolver $resolver): void |
50
|
|
|
{ |
51
|
|
|
$aspectRatios = []; |
52
|
|
|
|
53
|
|
|
$this->setAspectRatio($aspectRatios, '16:9', 1.78); |
54
|
|
|
$this->setAspectRatio($aspectRatios, '4:3', 1.33); |
55
|
|
|
$this->setAspectRatio($aspectRatios, '1', 1); |
56
|
|
|
$this->setAspectRatio($aspectRatios, '2:3', 0.66); |
57
|
|
|
$this->setAspectRatio($aspectRatios, 'nan', null, true); |
58
|
|
|
|
59
|
|
|
$resolver |
60
|
|
|
->setDefault('allow_delete', true) |
61
|
|
|
->setDefault('delete_label', 'btn_delete') |
62
|
|
|
->setDefault('aspect_ratios', $aspectRatios) |
63
|
|
|
->setDefault('cropper_options', ['autoCropArea' => 1]) |
64
|
|
|
->setDefault('max_width', 320) |
65
|
|
|
->setDefault('max_height', 180) |
66
|
|
|
->setDefault('preview_width', function (Options $options) { |
67
|
|
|
return sprintf('%dpx', $options['max_width']); |
68
|
|
|
}) |
69
|
|
|
->setDefault('preview_height', function (Options $options) { |
70
|
|
|
return sprintf('%dpx', $options['max_height']); |
71
|
|
|
}) |
72
|
|
|
->setDefault('upload_button_class', 'btn btn-sm btn-primary') |
73
|
|
|
->setDefault('upload_button_icon', 'fa fa-upload') |
74
|
|
|
->setDefault('cancel_button_class', 'btn btn-default') |
75
|
|
|
->setDefault('save_button_class', 'btn btn-primary') |
76
|
|
|
->setDefault('download_uri', null) |
77
|
|
|
->setDefault('download_link', true) |
78
|
|
|
->setDefault('enable_locale', true) |
79
|
|
|
->setDefault('enable_remote', true) |
80
|
|
|
->setDefault('enable_rotation', false) |
81
|
|
|
->setDefault('translation_domain', 'PrestaImageBundle') |
82
|
|
|
->setDefault('upload_mimetype', 'image/png') |
83
|
|
|
->setDefault('upload_quality', 0.92) // default value: https://developer.mozilla.org/de/docs/Web/API/HTMLCanvasElement/toDataURL |
84
|
|
|
->setDefault('error_bubbling', false) |
85
|
|
|
; |
86
|
|
|
} |
87
|
|
|
|
88
|
|
|
public function buildView(FormView $view, FormInterface $form, array $options): void |
89
|
|
|
{ |
90
|
|
|
$view->vars['aspect_ratios'] = $options['aspect_ratios']; |
91
|
|
|
$view->vars['cropper_options'] = json_encode($options['cropper_options']); |
92
|
|
|
$view->vars['max_width'] = $options['max_width']; |
93
|
|
|
$view->vars['max_height'] = $options['max_height']; |
94
|
|
|
$view->vars['preview_width'] = $options['preview_width']; |
95
|
|
|
$view->vars['preview_height'] = $options['preview_height']; |
96
|
|
|
$view->vars['upload_button_class'] = $options['upload_button_class']; |
97
|
|
|
$view->vars['upload_button_icon'] = $options['upload_button_icon']; |
98
|
|
|
$view->vars['cancel_button_class'] = $options['cancel_button_class']; |
99
|
|
|
$view->vars['save_button_class'] = $options['save_button_class']; |
100
|
|
|
$view->vars['enable_locale'] = $options['enable_locale']; |
101
|
|
|
$view->vars['enable_remote'] = $options['enable_remote']; |
102
|
|
|
$view->vars['enable_rotation'] = $options['enable_rotation']; |
103
|
|
|
$view->vars['upload_mimetype'] = $options['upload_mimetype']; |
104
|
|
|
$view->vars['upload_quality'] = $options['upload_quality']; |
105
|
|
|
$view->vars['object'] = $form->getParent()->getData(); |
106
|
|
|
|
107
|
|
|
if ($options['download_link'] && $view->vars['object']) { |
108
|
|
|
$view->vars['download_uri'] = $this->storage->resolveUri($form->getParent()->getData(), $form->getName()); |
109
|
|
|
} |
110
|
|
|
} |
111
|
|
|
|
112
|
|
|
private function buildDeleteField(FormBuilderInterface $builder, array $options): void |
113
|
|
|
{ |
114
|
|
|
// add delete only if there is a file |
115
|
|
|
$builder->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event) use ($options) { |
116
|
|
|
$form = $event->getForm(); |
117
|
|
|
$object = $form->getParent()->getData(); |
118
|
|
|
|
119
|
|
|
// no object or no uploaded file: no delete button |
120
|
|
|
if (null === $object || null === $this->storage->resolvePath($object, $form->getName())) { |
121
|
|
|
return; |
122
|
|
|
} |
123
|
|
|
|
124
|
|
|
$form->add('delete', CheckboxType::class, [ |
125
|
|
|
'label' => $options['delete_label'], |
126
|
|
|
'required' => false, |
127
|
|
|
'mapped' => false, |
128
|
|
|
'translation_domain' => $options['translation_domain'] |
129
|
|
|
]); |
130
|
|
|
}); |
131
|
|
|
|
132
|
|
|
$builder->addEventListener(FormEvents::PRE_SUBMIT, function (FormEvent $event) { |
133
|
|
|
$data = $event->getData(); |
134
|
|
|
$delete = isset($data['delete']) ? $data['delete'] : false; |
135
|
|
|
if ($delete) { |
136
|
|
|
$data['base64'] = null; |
137
|
|
|
$event->setData($data); |
138
|
|
|
} |
139
|
|
|
}); |
140
|
|
|
|
141
|
|
|
// delete file if needed |
142
|
|
|
$builder->addEventListener(FormEvents::POST_SUBMIT, function (FormEvent $event) use ($options) { |
143
|
|
|
$form = $event->getForm(); |
144
|
|
|
$delete = $form->has('delete') ? $form->get('delete')->getData() : false; |
145
|
|
|
$entity = $form->getParent()->getData(); |
146
|
|
|
|
147
|
|
|
if (!$delete) { |
148
|
|
|
return; |
149
|
|
|
} |
150
|
|
|
|
151
|
|
|
$this->handler->remove($entity, $form->getName()); |
152
|
|
|
}); |
153
|
|
|
} |
154
|
|
|
|
155
|
|
|
private function setAspectRatio(array &$aspectRatios, string $key, ?float $value, bool $checked = false): void |
156
|
|
|
{ |
157
|
|
|
$aspectRatios[$key] = new AspectRatio($value, "aspect_ratio.$key", $checked); |
158
|
|
|
} |
159
|
|
|
} |
160
|
|
|
|