Merge pull request #67 from kremalicious/feature/web3

web3 integration

README.md

@@ -18,10 +18,12 @@
 
 - [🎉 Features](#-features)
   - [🎆 EXIF extraction](#-exif-extraction)
+  - [💰 Cryptocurrency donation via Web3/MetaMask](#-cryptocurrency-donation-via-web3-metamask)
   - [🕸 Related Posts](#-related-posts)
+  - [🐝 Coinhive](#-coinhive)
   - [🏆 SEO component](#-seo-component)
   - [📈 Matomo (formerly Piwik) analytics tracking](#-matomo-formerly-piwik-analytics-tracking)
-  - [gatsby-redirect-from](#-gatsby-redirect-from)
+  - [gatsby-redirect-from](#gatsby-redirect-from)
   - [💎 Importing SVG assets](#-importing-svg-assets)
   - [🍬 Typekit component](#-typekit-component)
 - [✨ Development](#-development)
@@ -46,27 +48,67 @@ In the end looks like this, including location display with [pigeon-maps](https:
 
 <img width="878" alt="screen shot 2018-10-09 at 23 59 39" src="https://user-images.githubusercontent.com/90316/46701262-6ed05680-cc1f-11e8-81c4-f4ea18b89bc0.png">
 
-If you want to know how, have a look at the respective component under [`src/components/atoms/Exif.jsx`](src/components/atoms/Exif.jsx) and the EXIF node fields creation in [`gatsby-node.js`](gatsby-node.js).
+If you want to know how this works, have a look at the respective component under
+
+- [`src/components/atoms/Exif.jsx`](src/components/atoms/Exif.jsx)
+- the EXIF node fields creation in [`gatsby-node.js`](gatsby-node.js)
+
+### 💰 Cryptocurrency donation via Web3/MetaMask
+
+Lets visitors say thanks with Bitcoin or Ether. Includes full Web3 client for sending Ether via MetaMask or Mist.
+
+As a fallback, QR codes are generated with [react-qr-svg](https://github.com/no23reason/react-qr-svg) from the addresses defined in [`config.js`](config.js).
+
+<img width="743" alt="screen shot 2018-10-11 at 21 01 37" src="https://user-images.githubusercontent.com/90316/46827443-e1187680-cd98-11e8-9daf-00a37c0ee13a.png">
+
+If you want to know how this works, have a look at the respective components under
+
+- [`src/components/atoms/Web3Donation.jsx`](src/components/atoms/Web3Donation.jsx)
+- [`src/components/atoms/Qr.jsx`](src/components/atoms/Qr.jsx)
 
 ### 🕸 Related Posts
 
 Under each post a list of related posts is displayed which are based on the tags of the currently viewed post. Also allows loading more related posts in place.
 
-If you want to know how, have a look at the respective component under [`src/components/molecules/Pagination.jsx`](src/components/molecules/Pagination.jsx)
+<img width="691" alt="screen shot 2018-10-11 at 21 03 03" src="https://user-images.githubusercontent.com/90316/46827531-14f39c00-cd99-11e8-84aa-0e851c32c89c.png">
+
+If you want to know how this works, have a look at the respective component under
+
+- [`src/components/molecules/RelatedPosts.jsx`](src/components/molecules/RelatedPosts.jsx)
+
+### 🐝 Coinhive
+
+Includes a component for mining Monero with JavaScript via [Coinhive](https://coinhive.com).
+
+<img width="166" alt="screen shot 2018-10-11 at 21 09 49" src="https://user-images.githubusercontent.com/90316/46827858-03f75a80-cd9a-11e8-84f1-65b7d0027124.png">
+
+Functionality is opt-in on a post basis. Simply add this to any post's frontmatter to activate it for this post:
+
+```yaml
+coinhive: true
+```
+
+If you want to know how this works, have a look at the respective component under
+
+- [`src/components/atoms/Coinhive.jsx`](src/components/atoms/Coinhive.jsx)
 
 ### 🏆 SEO component
 
 Includes a SEO component which automatically switches all required `meta` tags for search engines, Twitter Cards, and Facebook OpenGraph tags based on the browsed route/page.
 
-If you want to know how, have a look at the respective component under [`src/components/atoms/SEO.jsx`](src/components/atoms/SEO.jsx)
+If you want to know how this works, have a look at the respective component under
+
+- [`src/components/atoms/SEO.jsx`](src/components/atoms/SEO.jsx)
 
 ### 📈 Matomo (formerly Piwik) analytics tracking
 
-Site sends usage statistics to my own [Matomo](https://matomo.org) installation. To make this work in Gatsby, I created and open sourced a plugin, [gatsby-plugin-matomo](https://github.com/kremalicious/gatsby-plugin-matomo), which is in use on this site.
+Site sends usage statistics to my own [Matomo](https://matomo.org) installation. To make this work in Gatsby, I created and open sourced a plugin which is in use on this site.
+
+- [gatsby-plugin-matomo](https://github.com/kremalicious/gatsby-plugin-matomo)
 
 ### gatsby-redirect-from
 
-https://github.com/kremalicious/gatsby-redirect-from
+- [gatsby-redirect-from](https://github.com/kremalicious/gatsby-redirect-from)
 
 ### 💎 Importing SVG assets
 
@@ -82,7 +124,9 @@ import { ReactComponent as Logo } from './components/svg/Logo'
 
 Includes a component for adding the Typekit snippet.
 
-If you want to know how, have a look at the respective component under [`src/components/atoms/Typekit.jsx`](src/components/atoms/Typekit.jsx)
+If you want to know how this works, have a look at the respective component under
+
+- [`src/components/atoms/Typekit.jsx`](src/components/atoms/Typekit.jsx)
 
 ## ✨ Development
 
@@ -119,7 +163,7 @@ npm run format:css
 npm run new "Hello"
 ```
 
-...
+- [`scripts/new.js`](scripts/new.js)
 
 ## 🚚 Deployment
 

gatsby-config.js

@@ -212,11 +212,16 @@ module.exports = {
         ]
       }
     },
+    {
+      resolve: 'gatsby-plugin-sitemap',
+      options: {
+        exclude: ['/page/*', '/tag/*']
+      }
+    },
     'gatsby-plugin-webpack-size',
     'gatsby-plugin-react-helmet',
     'gatsby-plugin-sharp',
     'gatsby-transformer-sharp',
-    'gatsby-plugin-sitemap',
     'gatsby-plugin-catch-links',
     'gatsby-redirect-from',
     'gatsby-plugin-meta-redirect',

package.json

@@ -31,7 +31,7 @@
     "dms2dec": "^1.1.0",
     "fast-exif": "^1.0.1",
     "fraction.js": "^4.0.9",
-    "gatsby": "^2.0.20",
+    "gatsby": "^2.0.21",
     "gatsby-image": "^2.0.13",
     "gatsby-plugin-catch-links": "^2.0.4",
     "gatsby-plugin-favicon": "^3.1.4",
@@ -60,7 +60,7 @@
     "load-script": "^1.0.0",
     "node-sass": "^4.9.3",
     "nord": "^0.2.1",
-    "pigeon-maps": "^0.11.1",
+    "pigeon-maps": "^0.11.2",
     "pigeon-marker": "^0.3.4",
     "react": "^16.5.2",
     "react-clipboard.js": "^2.0.1",
@@ -71,7 +71,8 @@
     "react-qr-svg": "^2.1.0",
     "react-time": "^4.3.0",
     "react-transition-group": "^2.5.0",
-    "slugify": "^1.3.1"
+    "slugify": "^1.3.1",
+    "web3": "^0.20.7"
   },
   "devDependencies": {
     "@babel/node": "^7.0.0",

src/components/Post/PostActions.jsx

@@ -35,6 +35,7 @@ export default class PostActions extends PureComponent {
             >
               @kremalicious
             </a>
+            .
           </p>
         </article>
         <article className={styles.action}>
@@ -48,10 +49,12 @@ export default class PostActions extends PureComponent {
           </p>
         </article>
 
-        <ModalThanks
-          isOpen={this.state.showModal}
-          handleCloseModal={this.toggleModal}
-        />
+        {this.state.showModal && (
+          <ModalThanks
+            isOpen={this.state.showModal}
+            handleCloseModal={this.toggleModal}
+          />
+        )}
       </aside>
     )
   }

src/components/Post/PostImage.jsx

@@ -1,6 +1,6 @@
 import React from 'react'
 import PropTypes from 'prop-types'
-import Image from './Image'
+import Image from '../atoms/Image'
 import styles from './PostImage.module.scss'
 
 const PostImage = ({ title, fluid, fixed, alt }) => (

src/components/Search/Search.jsx

@@ -2,9 +2,9 @@ import React, { PureComponent, Fragment } from 'react'
 import PropTypes from 'prop-types'
 import Helmet from 'react-helmet'
 import { CSSTransition } from 'react-transition-group'
-import SearchInput from '../atoms/SearchInput'
-import SearchButton from '../atoms/SearchButton'
-import SearchResults from '../atoms/SearchResults'
+import SearchInput from './SearchInput'
+import SearchButton from './SearchButton'
+import SearchResults from './SearchResults'
 
 import styles from './Search.module.scss'
 

src/components/Search/SearchInput.jsx

@@ -1,5 +1,5 @@
 import React, { Fragment } from 'react'
-import Input from './Input'
+import Input from '../atoms/Input'
 import styles from './SearchInput.module.scss'
 
 const SearchInput = props => (

src/components/atoms/Qr.jsx

@@ -0,0 +1,31 @@
+import React, { Fragment } from 'react'
+import PropTypes from 'prop-types'
+import { QRCode } from 'react-qr-svg'
+import Clipboard from 'react-clipboard.js'
+import { ReactComponent as IconClipboard } from '../../images/clipboard.svg'
+
+const Qr = ({ address, title }) => (
+  <Fragment>
+    {title && <h4>{title}</h4>}
+    <QRCode
+      bgColor="transparent"
+      fgColor="#6b7f88"
+      level="Q"
+      style={{ width: 120 }}
+      value={address}
+    />
+    <pre>
+      <code>{address}</code>
+      <Clipboard data-clipboard-text={address} button-title="Copy to clipboard">
+        <IconClipboard />
+      </Clipboard>
+    </pre>
+  </Fragment>
+)
+
+Qr.propTypes = {
+  address: PropTypes.string.isRequired,
+  title: PropTypes.string
+}
+
+export default Qr

src/components/atoms/Web3Donation.jsx

@@ -0,0 +1,188 @@
+import React, { PureComponent } from 'react'
+import PropTypes from 'prop-types'
+import Web3 from 'web3'
+import styles from './Web3Donation.module.scss'
+
+const ONE_SECOND = 1000
+const ONE_MINUTE = ONE_SECOND * 60
+
+export default class Web3Donation extends PureComponent {
+  state = {
+    web3Connected: false,
+    networkError: null,
+    networkId: null,
+    accounts: [],
+    selectedAccount: null,
+    receipt: null,
+    transactionHash: null,
+    loading: false,
+    error: null
+  }
+
+  static propTypes = {
+    address: PropTypes.string
+  }
+
+  web3 = null
+  interval = null
+  networkInterval = null
+
+  componentDidMount() {
+    if (typeof window.web3 === 'undefined') {
+      // no web3
+      this.setState({ web3Connected: false })
+    } else {
+      // this.web3 = new Web3(Web3.givenProvider || 'ws://localhost:8546')
+      this.web3 = new Web3(window.web3.currentProvider)
+      this.setState({ web3Connected: true })
+
+      this.fetchAccounts()
+      this.fetchNetwork()
+      this.initPoll()
+      this.initNetworkPoll()
+    }
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval)
+    clearInterval(this.networkInterval)
+    this.setState({ web3Connected: false })
+  }
+
+  initPoll() {
+    if (!this.interval) {
+      this.interval = setInterval(this.fetchAccounts, ONE_SECOND)
+    }
+  }
+
+  initNetworkPoll() {
+    if (!this.networkInterval) {
+      this.networkInterval = setInterval(this.fetchNetwork, ONE_MINUTE)
+    }
+  }
+
+  fetchNetwork = () => {
+    const { web3 } = this
+
+    web3 &&
+      web3.eth &&
+      //web3.eth.net.getId((err, netId) => {
+      web3.version.getNetwork((err, netId) => {
+        if (err) {
+          this.setState({ networkError: err })
+        }
+
+        if (netId != this.state.networkId) {
+          this.setState({
+            networkError: null,
+            networkId: netId
+          })
+        }
+      })
+  }
+
+  fetchAccounts = () => {
+    const { web3 } = this
+
+    web3 &&
+      web3.eth &&
+      web3.eth.getAccounts((err, accounts) => {
+        if (err) {
+          this.setState({ accountsError: err })
+        }
+
+        this.setState({
+          accounts,
+          selectedAccount: accounts[0]
+        })
+      })
+  }
+
+  handleWeb3Button = () => {
+    const { web3 } = this
+
+    this.setState({ loading: true })
+
+    // web3.eth
+    //   .sendTransaction({
+    //     from: this.state.selectedAccount,
+    //     to: this.props.address,
+    //     value: '10000000000000000'
+    //   })
+    //   .then(receipt => {
+    //     this.setState({ receipt, loading: false })
+    //   })
+    //   .catch(error => {
+    //     this.setState({ error, loading: false })
+    //   })
+
+    web3.eth.sendTransaction(
+      {
+        from: this.state.selectedAccount,
+        to: this.props.address,
+        value: '10000000000000000'
+      },
+      (error, transactionHash) => {
+        if (error) this.setState({ error, loading: false })
+        if (!transactionHash) this.setState({ loading: true })
+        this.setState({ transactionHash, loading: false })
+      }
+    )
+  }
+
+  render() {
+    return (
+      <div className={styles.web3}>
+        <h4>web3</h4>
+        <p>Send a donation with MetaMask or Mist.</p>
+
+        {this.state.web3Connected ? (
+          <div>
+            {this.state.loading ? (
+              'Hang on...'
+            ) : (
+              <button
+                className="btn btn-primary"
+                onClick={this.handleWeb3Button}
+                disabled={
+                  !(this.state.networkId === '1') || !this.state.selectedAccount
+                }
+              >
+                Make it rain 0.01 Ξ
+              </button>
+            )}
+
+            {this.state.accounts.length === 0 && (
+              <div className={styles.alert}>
+                Web3 detected, but no account. Are you logged into your MetaMask
+                account?
+              </div>
+            )}
+
+            {this.state.networkId !== '1' && (
+              <div className={styles.alert}>Please connect to Main network</div>
+            )}
+
+            {this.state.error && (
+              <div className={styles.alert}>{this.state.error.message}</div>
+            )}
+
+            {this.state.transactionHash && (
+              <div className={styles.success}>
+                You are awesome, thanks!
+                <br />
+                <a
+                  href={`https://etherscan.io/tx/${this.state.transactionHash}`}
+                >
+                  See your transaction on etherscan.io.
+                </a>
+              </div>
+            )}
+          </div>
+        ) : (
+          <div className={styles.alert}>No Web3 capable browser detected.</div>
+        )}
+      </div>
+    )
+  }
+}

src/components/atoms/Web3Donation.module.scss

@@ -0,0 +1,39 @@
+@import 'variables';
+@import 'mixins';
+
+.web3 {
+    @include divider;
+
+    width: 100%;
+    text-align: center;
+    margin-top: $spacer / 2;
+    margin-bottom: $spacer;
+    padding-bottom: $spacer * 1.5;
+
+    button {
+        margin: auto;
+    }
+
+    h4 {
+        font-size: $font-size-large;
+        margin-top: 0;
+        margin-bottom: $spacer / 4;
+        color: $brand-grey;
+        text-align: center;
+    }
+
+    p {
+        color: $brand-grey-light;
+    }
+}
+
+.alert {
+    margin-top: $spacer / 2;
+    font-size: $font-size-small;
+    color: darken($alert-error, 60%);
+}
+
+.success {
+    composes: alert;
+    color: darken($alert-success, 60%);
+}

src/components/molecules/ModalThanks.jsx

@@ -1,10 +1,9 @@
-import React from 'react'
+import React, { PureComponent } from 'react'
 import { StaticQuery, graphql } from 'gatsby'
-import { QRCode } from 'react-qr-svg'
-import Clipboard from 'react-clipboard.js'
 
+import Web3Donation from '../atoms/Web3Donation'
+import Qr from '../atoms/Qr'
 import Modal from '../atoms/Modal'
-import { ReactComponent as IconClipboard } from '../../images/clipboard.svg'
 import styles from './ModalThanks.module.scss'
 
 const query = graphql`
@@ -20,45 +19,35 @@ const query = graphql`
   }
 `
 
-const ModalThanks = ({ ...props }) => (
-  <StaticQuery
-    query={query}
-    render={data => {
-      const { author } = data.site.siteMetadata
+class ModalThanks extends PureComponent {
+  render() {
+    return (
+      <StaticQuery
+        query={query}
+        render={data => {
+          const { author } = data.site.siteMetadata
 
-      return (
-        <Modal
-          {...props}
-          contentLabel="Say thanks with Bitcoin or Ether"
-          title="Say thanks"
-        >
-          <div className={styles.modalThanks}>
-            {Object.keys(author).map((address, i) => (
-              <div key={i} className={styles.coin}>
-                <h4>{address}</h4>
-                <QRCode
-                  bgColor="transparent"
-                  fgColor="#6b7f88"
-                  level="Q"
-                  style={{ width: 150 }}
-                  value={author[address]}
-                />
-                <pre>
-                  <code>{author[address]}</code>
-                  <Clipboard
-                    data-clipboard-text={author[address]}
-                    button-title="Copy to clipboard"
-                  >
-                    <IconClipboard />
-                  </Clipboard>
-                </pre>
+          return (
+            <Modal
+              {...this.props}
+              contentLabel="Say thanks with Bitcoin or Ether"
+              title="Say thanks"
+            >
+              <div className={styles.modalThanks}>
+                <Web3Donation address={author.ether} />
+
+                {Object.keys(author).map((address, i) => (
+                  <div key={i} className={styles.coin}>
+                    <Qr title={address} address={author[address]} />
+                  </div>
+                ))}
               </div>
-            ))}
-          </div>
-        </Modal>
-      )
-    }}
-  />
-)
+            </Modal>
+          )
+        }}
+      />
+    )
+  }
+}
 
 export default ModalThanks

src/components/molecules/ModalThanks.module.scss

@@ -4,6 +4,7 @@
     @media (min-width: $screen-sm) {
         display: flex;
         justify-content: space-between;
+        flex-wrap: wrap;
     }
 }
 

src/components/organisms/Footer.jsx

@@ -74,10 +74,12 @@ export default class Footer extends PureComponent {
                     </button>
                   </p>
 
-                  <ModalThanks
-                    isOpen={this.state.showModal}
-                    handleCloseModal={this.toggleModal}
-                  />
+                  {this.state.showModal && (
+                    <ModalThanks
+                      isOpen={this.state.showModal}
+                      handleCloseModal={this.toggleModal}
+                    />
+                  )}
                 </section>
               </Container>
             </footer>

src/components/organisms/Header.jsx

@@ -1,7 +1,7 @@
 import React, { PureComponent } from 'react'
 import { Link } from 'gatsby'
 import Container from '../atoms/Container'
-import Search from '../molecules/Search'
+import Search from '../Search/Search'
 import Menu from '../molecules/Menu'
 
 import styles from './Header.module.scss'

src/pages/goodies.jsx

@@ -1,7 +1,7 @@
 import React from 'react'
 import PropTypes from 'prop-types'
 import { graphql, Link } from 'gatsby'
-import PostImage from '../components/atoms/PostImage'
+import PostImage from '../components/Post/PostImage'
 import Page from '../templates/Page'
 
 import styles from './goodies.module.scss'

src/templates/Post.jsx

@@ -3,15 +3,15 @@ import PropTypes from 'prop-types'
 import Helmet from 'react-helmet'
 import { graphql } from 'gatsby'
 import Layout from '../components/Layout'
-import PostImage from '../components/atoms/PostImage'
-import PostTitle from '../components/atoms/PostTitle'
-import PostLead from '../components/atoms/PostLead'
-import PostContent from '../components/atoms/PostContent'
-import PostActions from '../components/atoms/PostActions'
-import PostLinkActions from '../components/atoms/PostLinkActions'
+import PostImage from '../components/Post/PostImage'
+import PostTitle from '../components/Post/PostTitle'
+import PostLead from '../components/Post/PostLead'
+import PostContent from '../components/Post/PostContent'
+import PostActions from '../components/Post/PostActions'
+import PostLinkActions from '../components/Post/PostLinkActions'
 import SEO from '../components/atoms/SEO'
 import Coinhive from '../components/atoms/Coinhive'
-import PostMeta from '../components/molecules/PostMeta'
+import PostMeta from '../components/Post/PostMeta'
 import Exif from '../components/atoms/Exif'
 import RelatedPosts from '../components/molecules/RelatedPosts'
 import styles from './Post.module.scss'

src/templates/Posts.jsx

@@ -2,12 +2,12 @@ import React, { Fragment } from 'react'
 import PropTypes from 'prop-types'
 import { Link, graphql } from 'gatsby'
 import Layout from '../components/Layout'
-import PostImage from '../components/atoms/PostImage'
-import PostTitle from '../components/atoms/PostTitle'
-import PostLead from '../components/atoms/PostLead'
-import PostContent from '../components/atoms/PostContent'
-import PostMore from '../components/atoms/PostMore'
-import PostLinkActions from '../components/atoms/PostLinkActions'
+import PostImage from '../components/Post/PostImage'
+import PostTitle from '../components/Post/PostTitle'
+import PostLead from '../components/Post/PostLead'
+import PostContent from '../components/Post/PostContent'
+import PostMore from '../components/Post/PostMore'
+import PostLinkActions from '../components/Post/PostLinkActions'
 import SEO from '../components/atoms/SEO'
 import Pagination from '../components/molecules/Pagination'
 import Featured from '../components/molecules/Featured'