WebUploader.php 5.9 KB

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  1. <?php
  2. namespace Dcat\Admin\Form\Field;
  3. use Dcat\Admin\Form;
  4. use Dcat\Admin\Support\WebUploader as WebUploaderHelper;
  5. use Illuminate\Support\Facades\URL;
  6. use Illuminate\Support\Str;
  7. /**
  8. * @property Form $form
  9. */
  10. trait WebUploader
  11. {
  12. /**
  13. * @var array
  14. */
  15. protected $options = [];
  16. /**
  17. * @param string $extensions exp. gif,jpg,jpeg,bmp,png
  18. * @param string|null $mimeTypes exp. image/*
  19. *
  20. * @return $this
  21. */
  22. public function accept(string $extensions, string $mimeTypes = null)
  23. {
  24. $this->options['accept'] = [
  25. 'extensions' => $extensions,
  26. ];
  27. if ($mimeTypes !== null) {
  28. $this->options['accept']['mimeTypes'] = $mimeTypes;
  29. }
  30. return $this;
  31. }
  32. /**
  33. * @param bool $value
  34. *
  35. * @return $this
  36. */
  37. public function chunked(bool $value = true)
  38. {
  39. $this->options['chunked'] = $value;
  40. return $this;
  41. }
  42. /**
  43. * @param int|null $size kb
  44. *
  45. * @return $this
  46. */
  47. public function chunkSize(int $size)
  48. {
  49. $this->options['chunkSize'] = $size * 1024;
  50. $this->checked(true);
  51. return $this;
  52. }
  53. /**
  54. * @param int $size kb
  55. *
  56. * @return $this
  57. */
  58. public function maxSize(int $size)
  59. {
  60. $this->rules('max:'.$size);
  61. $this->options['fileSingleSizeLimit'] = $size * 1024;
  62. return $this;
  63. }
  64. /**
  65. * @param int $num
  66. *
  67. * @return $this
  68. */
  69. public function threads(int $num)
  70. {
  71. $this->options['threads'] = $num;
  72. return $this;
  73. }
  74. /**
  75. * 设置上传接口.
  76. *
  77. * @param string $server
  78. *
  79. * @return $this
  80. */
  81. public function url(string $server)
  82. {
  83. $this->options['server'] = admin_url($server);
  84. $this->deleteUrl($server);
  85. return $this;
  86. }
  87. /**
  88. * 禁止上传文件后自动更新字段值.
  89. *
  90. * @param bool $value
  91. *
  92. * @return $this
  93. */
  94. public function autoSave(bool $value = true)
  95. {
  96. $this->options['autoUpdateColumn'] = $value;
  97. return $this;
  98. }
  99. /**
  100. * 禁用前端删除功能.
  101. *
  102. * @param bool $value
  103. *
  104. * @return $this
  105. */
  106. public function removeable(bool $value = true)
  107. {
  108. $this->options['disableRemove'] = ! $value;
  109. return $this;
  110. }
  111. /**
  112. * 设置图片删除地址.
  113. *
  114. * @param string $server
  115. *
  116. * @return $this
  117. */
  118. public function deleteUrl(string $server)
  119. {
  120. $this->options['deleteUrl'] = admin_url($server);
  121. return $this;
  122. }
  123. /**
  124. * 设置上传表单数据.
  125. *
  126. * @param array $data
  127. *
  128. * @return $this
  129. */
  130. public function withFormData(array $data)
  131. {
  132. $this->options['formData'] = array_merge($this->options['formData'], $data);
  133. return $this;
  134. }
  135. /**
  136. * 是否开启自动上传.
  137. *
  138. * @param bool $value
  139. *
  140. * @return $this
  141. */
  142. public function autoUpload(bool $value = true)
  143. {
  144. $this->options['autoUpload'] = $value;
  145. return $this;
  146. }
  147. /**
  148. * 是否开启图片压缩.
  149. *
  150. * @param bool|array $compress
  151. *
  152. * @return $this
  153. */
  154. public function compress($compress = true)
  155. {
  156. $this->options['compress'] = $compress;
  157. return $this;
  158. }
  159. /**
  160. * 默认上传配置.
  161. *
  162. * @return void
  163. */
  164. protected function setupDefaultOptions()
  165. {
  166. $defaultOptions = [
  167. 'name' => WebUploaderHelper::FILE_NAME,
  168. 'fileVal' => WebUploaderHelper::FILE_NAME,
  169. 'isImage' => false,
  170. 'disableRemove' => false,
  171. 'chunked' => false,
  172. 'fileNumLimit' => 10,
  173. // 禁掉全局的拖拽功能。这样不会出现图片拖进页面的时候,把图片打开。
  174. 'disableGlobalDnd' => true,
  175. 'fileSizeLimit' => 20971520000, // 20000M
  176. 'fileSingleSizeLimit' => 10485760, // 10M
  177. 'elementName' => $this->getElementName(), // 字段name属性值
  178. 'lang' => trans('admin.uploader'),
  179. 'compress' => false,
  180. 'deleteData' => [
  181. static::FILE_DELETE_FLAG => '',
  182. ],
  183. 'formData' => [
  184. '_id' => Str::random(),
  185. '_token' => csrf_token(),
  186. 'upload_column' => $this->column(),
  187. ],
  188. ];
  189. $this->options($defaultOptions);
  190. }
  191. protected function setDefaultServer()
  192. {
  193. if (! $this->form || ! method_exists($this->form, 'action')) {
  194. return;
  195. }
  196. if (empty($this->options['server'])) {
  197. $this->options['server'] = $this->form->action();
  198. }
  199. if (empty($this->options['updateServer'])) {
  200. $this->options['updateServer'] = $this->form->action();
  201. }
  202. if (empty($this->options['deleteUrl'])) {
  203. $this->options['deleteUrl'] = $this->form->action();
  204. }
  205. if (
  206. method_exists($this->form, 'builder')
  207. && $this->form->builder()
  208. && $this->form->builder()->isEditing()
  209. ) {
  210. $this->options['formData']['_method'] = 'PUT';
  211. $this->options['deleteData']['_method'] = 'PUT';
  212. if (! isset($this->options['autoUpdateColumn'])) {
  213. $this->options['autoUpdateColumn'] = true;
  214. }
  215. }
  216. }
  217. /**
  218. * 获取创建链接.
  219. *
  220. * @return string
  221. */
  222. public function getCreateUrl()
  223. {
  224. return str_replace('/create', '', URL::full());
  225. }
  226. /**
  227. * 图片预览设置.
  228. *
  229. * @return void
  230. */
  231. protected function setupPreviewOptions()
  232. {
  233. $this->options['preview'] = $this->initialPreviewConfig();
  234. }
  235. }