API Tidy

- Remove old client ID queries, these are now built into the API keys. If a key has access to all clients, a client ID can be provided in the query.
- Small fixes to assets URI lookup
- Add read endpoint for vendors

api/v1/tickets/read.php

@@ -8,11 +8,15 @@ require_once '../require_get_method.php';
 // Specific ticket via ID (single)
 if (isset($_GET['ticket_id'])) {
     $id = intval($_GET['ticket_id']);
-    $sql = mysqli_query($mysqli, "SELECT * FROM tickets WHERE ticket_id = '$id' AND ticket_client_id LIKE '$client_id'");
+    $sql = mysqli_query(
+        $mysqli,
+        "SELECT * FROM tickets
+        LEFT JOIN ticket_statuses ON ticket_status = ticket_status_id
+        WHERE ticket_id = '$id' AND ticket_client_id LIKE '$client_id'"
+    );
 
 } else {
-    // All tickets
-
+    // All tickets (by client ID if given, or all in general if key permits)
     $sql = mysqli_query($mysqli, "SELECT * FROM tickets WHERE ticket_client_id LIKE '$client_id' ORDER BY ticket_id LIMIT $limit OFFSET $offset");
 }