planning

node_modules/decap-cms-backend-aws-cognito-github-proxy/src/AuthenticationPage.js

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+import React from 'react';
+import PropTypes from 'prop-types';
+import styled from '@emotion/styled';
+import { PkceAuthenticator } from 'decap-cms-lib-auth';
+import { AuthenticationPage, Icon } from 'decap-cms-ui-default';
+
+const LoginButtonIcon = styled(Icon)`
+  margin-right: 18px;
+`;
+
+export default class GenericPKCEAuthenticationPage extends React.Component {
+  static propTypes = {
+    inProgress: PropTypes.bool,
+    config: PropTypes.object.isRequired,
+    onLogin: PropTypes.func.isRequired,
+    t: PropTypes.func.isRequired,
+  };
+
+  state = {};
+
+  componentDidMount() {
+    const {
+      base_url = '',
+      app_id = '',
+      auth_endpoint = 'oauth2/authorize',
+      auth_token_endpoint = 'oauth2/token',
+    } = this.props.config.backend;
+    this.auth = new PkceAuthenticator({
+      base_url,
+      auth_endpoint,
+      app_id,
+      auth_token_endpoint,
+      auth_token_endpoint_content_type: 'application/x-www-form-urlencoded; charset=utf-8',
+    });
+    // Complete 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);
+    });
+  }
+
+  handleLogin = e => {
+    e.preventDefault();
+    this.auth.authenticate({ scope: 'https://api.github.com/repo openid email' }, (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="link" /> {inProgress ? t('auth.loggingIn') : t('auth.login')}
+          </React.Fragment>
+        )}
+        t={t}
+      />
+    );
+  }
+}