default widgets

system/widgets/graph_monthly_sales.php

@@ -0,0 +1,60 @@
+<?php
+
+class graph_monthly_sales
+{
+    public function getWidget()
+    {
+        global $CACHE_PATH, $ui;
+
+
+        $cacheMSfile = $CACHE_PATH . File::pathFixer('/monthlySales.temp');
+        //Cache for 12 hours
+        if (file_exists($cacheMSfile) && time() - filemtime($cacheMSfile) < 43200) {
+            $monthlySales = json_decode(file_get_contents($cacheMSfile), true);
+        } else {
+            // Query to retrieve monthly data
+            $results = ORM::for_table('tbl_transactions')
+                ->select_expr('MONTH(recharged_on)', 'month')
+                ->select_expr('SUM(price)', 'total')
+                ->where_raw("YEAR(recharged_on) = YEAR(CURRENT_DATE())") // Filter by the current year
+                ->where_not_equal('method', 'Customer - Balance')
+                ->where_not_equal('method', 'Recharge Balance - Administrator')
+                ->group_by_expr('MONTH(recharged_on)')
+                ->find_many();
+
+            // Create an array to hold the monthly sales data
+            $monthlySales = array();
+
+            // Iterate over the results and populate the array
+            foreach ($results as $result) {
+                $month = $result->month;
+                $totalSales = $result->total;
+
+                $monthlySales[$month] = array(
+                    'month' => $month,
+                    'totalSales' => $totalSales
+                );
+            }
+
+            // Fill in missing months with zero sales
+            for ($month = 1; $month <= 12; $month++) {
+                if (!isset($monthlySales[$month])) {
+                    $monthlySales[$month] = array(
+                        'month' => $month,
+                        'totalSales' => 0
+                    );
+                }
+            }
+
+            // Sort the array by month
+            ksort($monthlySales);
+
+            // Reindex the array
+            $monthlySales = array_values($monthlySales);
+            file_put_contents($cacheMSfile, json_encode($monthlySales));
+        }
+
+        $ui->assign('monthlySales', $monthlySales);
+        return $ui->fetch('widget/graph_monthly_sales.tpl');
+    }
+}