initial commit

includes/timeframe-filter.php

@@ -0,0 +1,70 @@
+<?php
+/*
+Enhances the post management by adding custom providing a dropdown to 
+filter events based on different timeframes.
+*/
+// Add the custom filter dropdown
+function timeframe_filter_dropdown()
+{
+    $current_screen = get_current_screen();
+
+    if ($current_screen->id == "edit-sp_event") {
+        $selected = isset($_GET["timeframe"]) ? $_GET["timeframe"] : ""; ?>
+            <select name="timeframe">
+            <option value="" <?php selected(
+                "",
+                $selected
+            ); ?>>All Timeframe</option>
+            <option value="last3days" <?php selected(
+                "last3days",
+                $selected
+            ); ?>>Last 3 Days</option>
+            <option value="last7days" <?php selected(
+                "last7days",
+                $selected
+            ); ?>>Last 7 Days</option>
+            <option value="plusminus3days" <?php selected(
+                "plusminus3days",
+                $selected
+            ); ?>>+/- 3 Days</option>
+            </select>
+            <?php
+    }
+}
+
+add_action("restrict_manage_posts", "timeframe_filter_dropdown");
+
+// Modify the query based on the selected filter
+function timeframe_filter_query($query)
+{
+    global $pagenow;
+
+    if ($pagenow == "edit.php" && isset($_GET["timeframe"]) ) {
+        if ($_GET["timeframe"] == "last3days") {
+            $date_query = [
+                [
+                    "after" => date("Y-m-d", strtotime("-3 days")),
+                ],
+            ];
+        } elseif ($_GET["timeframe"] == "last7days") {
+            $date_query = [
+                [
+                    "after" => date("Y-m-d", strtotime("-1 week")),
+                ],
+            ];
+        } elseif ($_GET["timeframe"] == "plusminus3days") {
+            $date_query = [
+                [
+                    "after" => date("Y-m-d", strtotime("-3 days")),
+                    "before" => date("Y-m-d", strtotime("+3 days")),
+                ],
+            ];
+        } 
+
+        if (!$_GET["timeframe"] == "") {
+            $query->set("date_query", $date_query);
+        }
+    }
+}
+
+add_action("pre_get_posts", "timeframe_filter_query");