ADD: repo-api-tokens GET POST PUT and access via-repo-token/dir and v… (#4136)

* ADD: repo-api-tokens GET POST PUT and access via-repo-token/dir and via-repo-token/upload-link by repo-api-token

* MOD: POST /via-api-token/dir logic

* MOD: check app and token when POST /repo-api-tokens

* MOD: use seafile_api.get_dir_id_by_path in via_repo_token for list dirs

frontend/src/components/select-editor/repo-api-token-permission-editor.js

@@ -0,0 +1,81 @@
+import React, { Fragment } from 'react';
+import PropTypes from 'prop-types';
+import Select from 'react-select';
+import { gettext } from '../../utils/constants';
+
+const propTypes = {
+  isTextMode: PropTypes.bool.isRequired,
+  isEditIconShow: PropTypes.bool.isRequired,
+  currentPermission: PropTypes.string.isRequired,
+  onPermissionChanged: PropTypes.func.isRequired,
+};
+
+class RepoAPITokenPermissionEditor extends React.Component {
+
+  constructor(props) {
+    super(props);
+    this.state = {
+      isEditing: false,
+    };
+    this.options = [
+      { value: 'rw', label: <div>{gettext('Read-Write')}</div> },
+      { value: 'r', label: <div>{gettext('Read-Only')}</div> }
+    ];
+  }
+
+  componentDidMount() {
+    document.addEventListener('click', this.onHideSelect);
+  }
+
+  componentWillUnmount() {
+    document.removeEventListener('click', this.onHideSelect);
+  }
+
+  onHideSelect = () => {
+    this.setState({ isEditing: false });
+  }
+
+  onEditPermission = (e) => {
+    e.nativeEvent.stopImmediatePropagation();
+    this.setState({ isEditing: true });
+  }
+
+  onPermissionChanged = (e) => {
+    if (e.value !== this.props.currentPermission) {
+      this.props.onPermissionChanged(e.value);
+    }
+    this.setState({ isEditing: false });
+  }
+
+  onSelectHandler = (e) => {
+    e.nativeEvent.stopImmediatePropagation();
+  }
+
+  render() {
+    const { currentPermission, isTextMode } = this.props;
+    let optionTranslation = currentPermission === 'rw' ? gettext('Read-Write') : gettext('Read-Only');
+    return (
+      <div onClick={this.onSelectHandler}>
+        {(isTextMode && !this.state.isEditing) ?
+          <Fragment>
+            <span>{optionTranslation}</span>
+            {this.props.isEditIconShow &&
+              <span title={gettext('Edit')} className="fa fa-pencil-alt attr-action-icon" onClick={this.onEditPermission}/>
+            }
+          </Fragment>
+          :
+          <Select
+            options={this.options}
+            placeholder={optionTranslation}
+            onChange={this.onPermissionChanged}
+            captureMenuScroll={false}
+          />
+        }
+      </div>
+    );
+  }
+}
+
+RepoAPITokenPermissionEditor.propTypes = propTypes;
+
+export default RepoAPITokenPermissionEditor;