jo · March 9, 2017 09:48 · Mar 9, 2017 · Feb 11, 2017
diff --git a/my_code.js b/my_code.js
@@ -31,7 +31,8 @@ remotedb.bulkDocs([
 
 let localdb = new PouchDB('mydb')
 
-PouchDB.replicate(remotedb, localdb, {
+const replication = PouchDB.replicate(remotedb, localdb, {
+  live: true,
   filter: '_selector',
   selector: {
     kind: {
@@ -44,3 +45,6 @@ PouchDB.replicate(remotedb, localdb, {
 })
 
 // Now localdb only has 'apple' and 'pear' documents
+
+// now lets cancel the request:
+replication.cancel()
diff --git a/my_code.js b/my_code.js
@@ -0,0 +1,46 @@
+import PouchDB from 'pouchdb-browser'  // Or however you are importing PouchDB using your module system
+
+PouchDB.plugin((PouchDB) => { // Add the 'plug-in' to the Pouchdb instance
+  let pouchReplicate = PouchDB.replicate
+
+  PouchDB.replicate = (source, target, repOptions) => {
+
+    let sourceAjax = source._ajax
+    source._ajax = (ajaxOps, callback) => {
+      if (ajaxOps.url.includes('_selector')) {
+        ajaxOps.url = ajaxOps.url.replace('filter=_selector%2F_selector', 'filter=_selector')
+        ajaxOps.method = 'POST'
+        ajaxOps.body = {
+          selector: repOptions.selector
+        }
+      }
+      return sourceAjax(ajaxOps, callback)
+    }
+    return pouchReplicate(source, target, repOptions)
+  }
+})
+
+let remotedb = new PouchDB('http://my.couchd.db:5984/database')
+
+// put some docs in the remote db
+remotedb.bulkDocs([
+  {kind: 'apple'},
+  {kind: 'orange'},
+  {kind: 'pear'}
+])
+
+let localdb = new PouchDB('mydb')
+
+PouchDB.replicate(remotedb, localdb, {
+  filter: '_selector',
+  selector: {
+    kind: {
+      $in: [
+        'apple',
+        'pear',
+      ]
+    }
+  }
+})
+
+// Now localdb only has 'apple' and 'pear' documents