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List trigger #52

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List trigger #52

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e94b8dd
add isActive flag to object for public lists
christianaschoff Aug 7, 2020
10e475c
parked a function to generate SoMe-Merkliste share images algorithm. …
christianaschoff Aug 9, 2020
9f4d81c
generate preview images of Merklisten
d0ntrash Oct 3, 2020
022172b
added function to serve meta tags for merklisten
d0ntrash Oct 4, 2020
bf87ac6
deleted sources
d0ntrash Oct 4, 2020
b80fa30
redirect if list is not active
d0ntrash Oct 4, 2020
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142 changes: 95 additions & 47 deletions package-lock.json
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6 changes: 5 additions & 1 deletion package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,9 @@
"dependencies": {
"@sendgrid/mail": "^7.0.0",
"@slack/webhook": "^5.0.3",
"@types/mkdirp": "^1.0.1",
"@types/node": "^14.0.27",
"@types/sharp": "^0.25.1",
"@types/tmp": "^0.2.0",
"algoliasearch": "^4.3.0",
"axios": "^0.19.2",
Expand All @@ -29,7 +32,8 @@
"javascript-stringify": "^2.0.1",
"mkdirp": "^1.0.4",
"moment": "^2.25.2",
"sharp": "^0.25.2",
"pure-uuid": "^1.6.1",
"sharp": "^0.25.4",
"tmp": "^0.2.1"
},
"devDependencies": {
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74 changes: 74 additions & 0 deletions src/api/merklisteMetaPage.ts
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Original file line number Diff line number Diff line change
@@ -0,0 +1,74 @@
import * as functions from 'firebase-functions';
import * as admin from 'firebase-admin';

export const merklisteMetaPage = functions.https.onRequest(async (req, res) => {
const path = req.path.split('/');
const merklisteId = path[2];
const documentRef = admin.firestore().doc('Merkliste_PUBLIC/' + merklisteId);
const merklistePub = await documentRef
.get()
.then((snapshot: any) => {
return snapshot.data();
})
.catch((err: any) => {
console.log('Error getting documents', err);
});
const bucket = admin.storage().bucket();
const imagePath = `Merklisten/${merklisteId}/preview.jpg`;
const url =
(await 'https://firebasestorage.googleapis.com/v0/b/') +
bucket.name +
'/o/' +
encodeURIComponent(imagePath) +
'?alt=media';
res.status(200).send(buildHtmlWithMerkliste(merklistePub, url, merklisteId));
});

function buildHtmlWithMerkliste(merklistePub: any, imageUrl: string, merklisteId: string) {
const url = functions.config().app.url;
let html;
if (merklistePub && merklistePub.isActive === true) {
html = `
<!DOCTYPE html><head>
<title>lokalkauf | ${merklistePub.name} </title>
<meta name="description" content="${merklistePub.description}"/>
<meta property="twitter:title" content="lokalkauf | ${merklistePub.name}"/>
<meta name="twitter:card" content="summary_large_image"/>
<meta name="twitter:description" content="${merklistePub.description}"/>
<meta name="twitter:image" content="${imageUrl}"/>
<meta name="twitter:site" content="@loaklkauf"/>
<meta name="twitter:creator" content="@lokalkauf"/>
<meta property="og:title" content="lokalkauf | ${merklistePub.name}"/>
<meta property="og:image" itemprop="image" content="${imageUrl}"/>
<meta property="og:type" content="web app"/>
<meta property="og:description" content="${merklistePub.description}"/>
<link rel="icon" href="https://www.lokalkauf.org/assets/lokalkauf-logo.svg"/>
</head><body>
<script>window.location.replace("${url}/bookmarks-public-redirect/${merklisteId}");</script>
</body></html>
`}
else {
html = `
<!DOCTYPE html><head>
<title>lokalkauf | #ichkaufelokal </title>
<meta name="description" content="Ich kaufe lokal!"/>
<meta property="twitter:title" content="lokalkauf | #ichkaufelokal"/>
<meta name="twitter:card" content="summary_large_image"/>
<meta name="twitter:description" content="Ich kaufe lokal!"/>
<meta name="twitter:image" content="https://www.lokalkauf.org/assets/lokalkauf-logo.svg"/>
<meta name="twitter:site" content="@loaklkauf"/>
<meta name="twitter:creator" content="@lokalkauf"/>
<meta property="og:title" content="lokalkauf | #ichkaufelokal"/>
<meta property="og:image" itemprop="image" content="https://www.lokalkauf.org/assets/lokalkaufSocialMedia.png"/>
<meta property="og:image:width" content="926"/>
<meta property="og:image:height" content="1079"/>
<meta property="og:type" content="web app"/>
<meta property="og:description" content="Ich kaufe lokal!"/>
<link rel="icon" href="https://www.lokalkauf.org/assets/lokalkaufSocialMedia.png"/>
</head><body>
<script>window.location.replace("${url}/bookmarks-public-redirect/${merklisteId}");</script>
</body></html>`
}

return html;
}
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