Add netlify-git backend

src/backends/netlify-git/AuthenticationPage.js

@@ -0,0 +1,61 @@
+import React from 'react';
+import Authenticator from '../../lib/netlify-auth';
+
+export default class AuthenticationPage extends React.Component {
+  static propTypes = {
+    onLogin: React.PropTypes.func.isRequired
+  };
+
+  constructor(props) {
+    super(props);
+    this.state = {};
+    this.handleLogin = this.handleLogin.bind(this);
+  }
+
+  handleLogin(e) {
+    e.preventDefault();
+    const {email, password} = this.state;
+    this.setState({authenticating: true});
+    fetch(`${AuthenticationPage.url}/token`, {
+      method: 'POST',
+      body: 'grant_type=client_credentials',
+      headers: {
+        'Content-Type': 'application/x-www-form-urlencoded',
+        'Authorization': 'Basic ' + btoa(`${email}:${password}`)
+      }
+    }).then((response) => {
+      console.log(response);
+      if (response.ok) {
+        return response.json().then((data) => {
+          this.props.onLogin(Object.assign({email}, data));
+        });
+      }
+      response.json().then((data) => {
+        this.setState({loginError: data.msg});
+      })
+    })
+  }
+
+  handleChange(key) {
+    return (e) => {
+      this.setState({[key]: e.target.value});
+    };
+  }
+
+  render() {
+    const { loginError } = this.state;
+
+    return <form onSubmit={this.handleLogin}>
+      {loginError && <p>{loginError}</p>}
+      <p>
+        <label>Your Email: <input type="email" onChange={this.handleChange('email')}/></label>
+      </p>
+      <p>
+        <label>Your Password: <input type="password" onChange={this.handleChange('password')}/></label>
+      </p>
+      <p>
+        <button>Login</button>
+      </p>
+    </form>;
+  }
+}