init

src/directive/common/copyText.ts

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+/**
+ * v-copyText 复制文本内容
+ * Copyright (c) 2022 ruoyi
+ */
+import { DirectiveBinding } from 'vue';
+
+export default {
+  beforeMount(el: any, { value, arg }: DirectiveBinding) {
+    if (arg === 'callback') {
+      el.$copyCallback = value;
+    } else {
+      el.$copyValue = value;
+      const handler = () => {
+        copyTextToClipboard(el.$copyValue);
+        if (el.$copyCallback) {
+          el.$copyCallback(el.$copyValue);
+        }
+      };
+      el.addEventListener('click', handler);
+      el.$destroyCopy = () => el.removeEventListener('click', handler);
+    }
+  }
+};
+
+function copyTextToClipboard(input: string, { target = document.body } = {}) {
+  const element = document.createElement('textarea');
+  const previouslyFocusedElement = document.activeElement as HTMLInputElement;
+  element.value = input;
+  // Prevent keyboard from showing on mobile
+  element.setAttribute('readonly', '');
+
+  element.style.contain = 'strict';
+  element.style.position = 'absolute';
+  element.style.left = '-9999px';
+  element.style.fontSize = '12pt'; // Prevent zooming on iOS
+
+  const selection = document.getSelection();
+  let originalRange;
+  if (selection) {
+    originalRange = selection?.rangeCount > 0 && selection.getRangeAt(0);
+  }
+  target.append(element);
+  element.select();
+
+  // Explicit selection workaround for iOS
+  element.selectionStart = 0;
+  element.selectionEnd = input.length;
+
+  let isSuccess = false;
+  try {
+    isSuccess = document.execCommand('copy');
+  } catch (err) {
+    console.error(err);
+  }
+  element.remove();
+
+  if (originalRange) {
+    selection?.removeAllRanges();
+    selection?.addRange(originalRange);
+  }
+
+  // Get the focus back on the previously focused element, if any
+  if (previouslyFocusedElement) {
+    previouslyFocusedElement.focus();
+  }
+  return isSuccess;
+}

src/directive/index.ts

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+import copyText from './common/copyText';
+import { hasPermi, hasRoles } from './permission';
+import { App } from 'vue';
+
+export default (app: App) => {
+  app.directive('copyText', copyText);
+  app.directive('hasPermi', hasPermi);
+  app.directive('hasRoles', hasRoles);
+};

src/directive/permission/index.ts

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+import { Directive, DirectiveBinding } from 'vue';
+import { useUserStore } from '@/store/modules/user';
+/**
+ * 操作权限处理
+ */
+export const hasPermi: Directive = {
+  mounted(el: HTMLElement, binding: DirectiveBinding) {
+    const { permissions } = useUserStore();
+    // 「其他角色」按钮权限校验
+    const { value } = binding;
+    if (value && value instanceof Array && value.length > 0) {
+      const hasPermission = permissions.some((permi: string) => {
+        return permi === '*:*:*' || value.includes(permi);
+      });
+      if (!hasPermission) {
+        el.parentNode && el.parentNode.removeChild(el);
+        return false;
+      }
+    } else {
+      throw new Error("check perms! Like v-has-permi=\"['system:user:add','system:user:edit']\"");
+    }
+  }
+};
+
+/**
+ * 角色权限处理
+ */
+export const hasRoles: Directive = {
+  mounted(el: HTMLElement, binding: DirectiveBinding) {
+    const { value } = binding;
+    const { roles } = useUserStore();
+    if (value && value instanceof Array && value.length > 0) {
+      const hasRole = roles.some((role: string) => {
+        return role === 'superadmin' || role === 'admin' || value.includes(role);
+      });
+      if (!hasRole) {
+        el.parentNode && el.parentNode.removeChild(el);
+        return false;
+      }
+    } else {
+      throw new Error("check roles! Like v-has-roles=\"['admin','test']\"");
+    }
+  }
+};