Work on refactoring measurements out of Lesion Tracker package

- Removed AssociatedStudies Collection
- Measurement API is generated from configuration files
- Data exchange methods are defined in configuration

Packages/ohif-study-list/server/services/dimse/setup.js

@@ -0,0 +1,38 @@
+import { Meteor } from 'meteor/meteor';
+
+const setupDIMSE = () => {
+    // Terminate existing DIMSE servers and sockets and clean up the connection object
+    DIMSE.connection.reset();
+
+    // Get the new server configuration
+    const server = getCurrentServer();
+
+    // Stop here if the new server is not of DIMSE type
+    if (server.type !== 'dimse') {
+        return;
+    }
+
+    // Check if peers were defined in the server configuration and throw an error if not
+    const peers = server.peers;
+    if (!peers || !peers.length) {
+        console.error('dimse-config: ' + 'No DIMSE Peers provided.');
+        throw new Meteor.Error('dimse-config', 'No DIMSE Peers provided.');
+    }
+
+    // Add all the DIMSE peers, establishing the connections
+    console.log('Adding DIMSE peers');
+    try {
+        peers.forEach(peer => DIMSE.connection.addPeer(peer));
+    } catch(error) {
+        console.error('dimse-addPeers: ' + error);
+        throw new Meteor.Error('dimse-addPeers', error);
+    }
+};
+
+// Setup the DIMSE connections on startup or when the current server is changed
+Meteor.startup(() => {
+    CurrentServer.find().observe({
+        added: setupDIMSE,
+        changed: setupDIMSE
+    });
+});