Halfway through in refactoring the report generation to a separate process running asynchronously of the Express server.

lib/fs-tools.js

@@ -0,0 +1,14 @@
+'use strict';
+
+module.exports = {
+    nameToFileName,
+};
+
+function nameToFileName(name) {
+    return name.
+    trim().
+    toLowerCase().
+    replace(/[ .+/]/g, '-').
+    replace(/[^a-z0-9\-_]/gi, '').
+    replace(/--*/g, '-');
+}

lib/handlebars-helpers.js

@@ -0,0 +1,46 @@
+'use strict';
+
+const _ = require('../lib/translate')._;
+
+module.exports.registerHelpers = (handlebars) => {
+    // {{#translate}}abc{{/translate}}
+    handlebars.registerHelper('translate', function (context, options) { // eslint-disable-line prefer-arrow-callback
+        if (typeof options === 'undefined' && context) {
+            options = context;
+            context = false;
+        }
+
+        let result = _(options.fn(this)); // eslint-disable-line no-invalid-this
+
+        if (Array.isArray(context)) {
+            result = util.format(result, ...context);
+        }
+        return new handlebars.SafeString(result);
+    });
+
+
+    /* Credits to http://chrismontrois.net/2016/01/30/handlebars-switch/
+
+     {{#switch letter}}
+     {{#case "a"}}
+     A is for alpaca
+     {{/case}}
+     {{#case "b"}}
+     B is for bluebird
+     {{/case}}
+     {{/switch}}
+     */
+    handlebars.registerHelper("switch", function(value, options) {
+        this._switch_value_ = value;
+        var html = options.fn(this); // Process the body of the switch block
+        delete this._switch_value_;
+        return html;
+    });
+
+    handlebars.registerHelper("case", function(value, options) {
+        if (value == this._switch_value_) {
+            return options.fn(this);
+        }
+    });
+
+};

lib/models/reports.js

@@ -8,7 +8,7 @@ const tools = require('../tools');
 const _ = require('../translate')._;
 const log = require('npmlog');
 
-const allowedKeys = ['name', 'description', 'report_template', 'params'];
+const allowedKeys = ['name', 'description', 'report_template', 'params', 'filename'];
 
 module.exports.list = (start, limit, callback) => {
     tableHelpers.list('reports', ['*'], 'name', start, limit, callback);
@@ -16,7 +16,7 @@ module.exports.list = (start, limit, callback) => {
 
 module.exports.filter = (request, callback) => {
     tableHelpers.filter('reports JOIN report_templates ON reports.report_template = report_templates.id',
-        ['reports.id AS id', 'reports.name AS name', 'reports.description AS description', 'reports.report_template AS report_template', 'reports.params AS params', 'reports.created AS created', 'report_templates.name AS report_template_name', 'report_templates.mime_type AS mime_type' ],
+        ['reports.id AS id', 'reports.name AS name', 'reports.description AS description', 'reports.state AS state', 'reports.filename AS filename', 'reports.report_template AS report_template', 'reports.params AS params', 'reports.created AS created', 'report_templates.name AS report_template_name', 'report_templates.mime_type AS mime_type' ],
         request, ['#', 'name', 'report_templates.name', 'description', 'created'], ['name'], 'created DESC', null, callback);
 };