planning

node_modules/decap-cms-backend-gitlab/src/AuthenticationPage.js

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+import React from 'react';
+import PropTypes from 'prop-types';
+import styled from '@emotion/styled';
+import {
+  NetlifyAuthenticator,
+  ImplicitAuthenticator,
+  PkceAuthenticator,
+} from 'decap-cms-lib-auth';
+import { AuthenticationPage, Icon } from 'decap-cms-ui-default';
+
+const LoginButtonIcon = styled(Icon)`
+  margin-right: 18px;
+`;
+
+const clientSideAuthenticators = {
+  pkce: ({
+    base_url,
+    auth_endpoint,
+    app_id,
+    auth_token_endpoint}) =>
+    new PkceAuthenticator({
+      base_url,
+      auth_endpoint,
+      app_id,
+      auth_token_endpoint,
+      auth_token_endpoint_content_type: 'application/json; charset=utf-8',
+    }),
+
+  implicit: ({
+    base_url,
+    auth_endpoint,
+    app_id,
+    clearHash }) =>
+    new ImplicitAuthenticator({
+      base_url,
+      auth_endpoint,
+      app_id,
+      clearHash,
+    }),
+};
+
+export default class GitLabAuthenticationPage extends React.Component {
+  static propTypes = {
+    onLogin: PropTypes.func.isRequired,
+    inProgress: PropTypes.bool,
+    base_url: PropTypes.string,
+    siteId: PropTypes.string,
+    authEndpoint: PropTypes.string,
+    config: PropTypes.object.isRequired,
+    clearHash: PropTypes.func,
+    t: PropTypes.func.isRequired,
+  };
+
+  state = {};
+
+  componentDidMount() {
+    const {
+      auth_type: authType = '',
+      base_url = 'https://gitlab.com',
+      auth_endpoint = 'oauth/authorize',
+      app_id = '',
+    } = this.props.config.backend;
+
+    if (clientSideAuthenticators[authType]) {
+      this.auth = clientSideAuthenticators[authType]({
+        base_url,
+        auth_endpoint,
+        app_id,
+        auth_token_endpoint: 'oauth/token',
+        clearHash: this.props.clearHash,
+      });
+      // Complete implicit authentication if we were redirected back to from the provider.
+      this.auth.completeAuth((err, data) => {
+        if (err) {
+          this.setState({ loginError: err.toString() });
+          return;
+        }
+        this.props.onLogin(data);
+      });
+    } else {
+      this.auth = new NetlifyAuthenticator({
+        base_url: this.props.base_url,
+        site_id:
+          document.location.host.split(':')[0] === 'localhost'
+            ? 'demo.decapcms.org'
+            : this.props.siteId,
+        auth_endpoint: this.props.authEndpoint,
+      });
+    }
+  }
+
+  handleLogin = e => {
+    e.preventDefault();
+    this.auth.authenticate({ provider: 'gitlab', scope: 'api' }, (err, data) => {
+      if (err) {
+        this.setState({ loginError: err.toString() });
+        return;
+      }
+      this.props.onLogin(data);
+    });
+  };
+
+  render() {
+    const { inProgress, config, t } = this.props;
+    return (
+      <AuthenticationPage
+        onLogin={this.handleLogin}
+        loginDisabled={inProgress}
+        loginErrorMessage={this.state.loginError}
+        logoUrl={config.logo_url}
+        siteUrl={config.site_url}
+        renderButtonContent={() => (
+          <React.Fragment>
+            <LoginButtonIcon type="gitlab" />{' '}
+            {inProgress ? t('auth.loggingIn') : t('auth.loginWithGitLab')}
+          </React.Fragment>
+        )}
+        t={t}
+      />
+    );
+  }
+}