New project structure

Beta of extract.js for extracting english locale

server/routes/subscriptions.js

@@ -0,0 +1,59 @@
+'use strict';
+
+const passport = require('../lib/passport');
+const shares = require('../models/shares');
+const contextHelpers = require('../lib/context-helpers');
+const router = require('../lib/router-async').create();
+const subscriptions = require('../models/subscriptions');
+const {castToInteger} = require('../lib/helpers');
+const stringify = require('csv-stringify')
+const fields = require('../models/fields');
+const lists = require('../models/lists');
+const moment = require('moment');
+
+router.getAsync('/export/:listId/:segmentId', passport.loggedIn, async (req, res) => {
+    const listId = castToInteger(req.params.listId);
+    const segmentId = castToInteger(req.params.segmentId);
+
+    const flds = await fields.list(req.context, listId);
+
+    const columns = [
+        {key: 'cid', header: 'cid'},
+        {key: 'hash_email', header: 'HASH_EMAIL'},
+        {key: 'email', header: 'EMAIL'},
+    ];
+
+    for (const fld of flds) {
+        if (fld.column) {
+            columns.push({
+                key: fld.column,
+                header: fld.key
+            });
+        }
+    }
+
+    const list = await lists.getById(req.context, listId);
+
+    const headers = {
+        'Content-Disposition': `attachment;filename=subscriptions-${list.cid}-${segmentId}-${moment().toISOString()}.csv`,
+        'Content-Type': 'text/csv'
+    };
+
+    res.set(headers);
+
+    const stringifier = stringify({
+        columns,
+        header: true,
+        delimiter: ','
+    });
+
+    stringifier.pipe(res);
+
+    for await (const subscription of subscriptions.listIterator(req.context, listId, segmentId, false)) {
+        stringifier.write(subscription);
+    }
+
+    stringifier.end();
+});
+
+module.exports = router;