[15.0][IMP] base_report_to_printer: out of connection fallback to client

base_report_to_printer/models/ir_actions_report.py

@@ -53,6 +53,10 @@
             "action": result["action"],
             "printer_name": result["printer"].name,
         }
+        if result.get("printer_exception") and not self.env.context.get(
+            "skip_printer_exception"
+        ):
+            serializable_result["printer_exception"] = True
         return serializable_result
 
     def _get_user_default_print_behaviour(self):
@@ -97,6 +101,21 @@
             # For some reason design takes report defaults over
             # False action entries so we must allow for that here
             result.update({k: v for k, v in print_action.behaviour().items() if v})
+        printer = result.get("printer")
+        if printer:
+            # When no printer is available we can fallback to the default behavior
+            # letting the user to manually print the reports.
+            try:
+                printer.server_id._open_connection(raise_on_error=True)
+                printer_exception = printer.status in [
+                    "error",
+                    "server-error",
+                    "unavailable",
+                ]
+            except Exception:
+                printer_exception = True
+            if printer_exception and not self.env.context.get("skip_printer_exception"):
+                result["printer_exception"] = True
         return result
 
     def print_document(self, record_ids, data=None):
@@ -140,7 +159,12 @@
         """
         if self.env.context.get("must_skip_send_to_printer"):
             return False
-        if behaviour["action"] == "server" and printer and document:
+        if (
+            behaviour["action"] == "server"
+            and printer
+            and document
+            and not behaviour.get("printer_exception")
+        ):
             return True
         return False
 

base_report_to_printer/static/src/js/qweb_action_manager.esm.js

@@ -10,19 +10,35 @@ async function cupsReportActionHandler(action, options, env) {
             "print_action_for_report_name",
             [action.report_name]
         );
-        if (print_action && print_action.action === "server") {
+        if (
+            print_action &&
+            print_action.action === "server" &&
+            !print_action.printer_exception
+        ) {
             const result = await orm.call("ir.actions.report", "print_document", [
                 action.id,
                 action.context.active_ids,
                 action.data,
             ]);
             if (result) {
-                env.services.notification.add(env._t("Successfully sent to printer!"));
+                env.services.notification.add(env._t("Successfully sent to printer!"), {
+                    type: "success",
+                });
             } else {
-                env.services.notification.add(env._t("Could not sent to printer!"));
+                env.services.notification.add(env._t("Could not sent to printer!"), {
+                    type: "danger",
+                });
             }
             return true;
         }
+        if (print_action.printer_exception) {
+            env.services.notification.add(
+                env._t("The printer couldn't be reached. Downloading document instead"),
+                {
+                    type: "warning",
+                }
+            );
+        }
     }
 }
 

base_report_to_printer/tests/test_ir_actions_report.py

@@ -12,10 +12,12 @@
 class TestIrActionsReportXml(TransactionCase):
     def setUp(self):
         super(TestIrActionsReportXml, self).setUp()
-        self.Model = self.env["ir.actions.report"]
+        self.Model = self.env["ir.actions.report"].with_context(
+            skip_printer_exception=True
+        )
         self.vals = {}
 
-        self.report = self.env["ir.actions.report"].search([], limit=1)
+        self.report = self.Model.search([], limit=1)
         self.server = self.env["printing.server"].create({})
 
     def new_action(self):
@@ -153,7 +155,7 @@ def test_behaviour_printing_action_on_wrong_report(self):
         self.env.user.printing_action = "client"
         printing_action = self.new_printing_action()
         printing_action.user_id = self.env.user
-        printing_action.report_id = self.env["ir.actions.report"].search(
+        printing_action.report_id = self.Model.search(
             [("id", "!=", report.id)], limit=1
         )
         self.assertEqual(
@@ -213,7 +215,7 @@ def test_print_tray_behaviour(self):
         """
         It should return the correct tray
         """
-        report = self.env["ir.actions.report"].search([], limit=1)
+        report = self.Model.search([], limit=1)
         action = self.env["printing.report.xml.action"].create(
             {"user_id": self.env.user.id, "report_id": report.id, "action": "server"}
         )
@@ -266,7 +268,7 @@ def test_print_tray_behaviour(self):
         self.assertEqual("Action tray", report.behaviour()["tray"])
 
     def test_onchange_printer_tray_id_empty(self):
-        action = self.env["ir.actions.report"].new({"printer_tray_id": False})
+        action = self.Model.new({"printer_tray_id": False})
         action.onchange_printing_printer_id()
         self.assertFalse(action.printer_tray_id)
 
@@ -289,7 +291,7 @@ def test_onchange_printer_tray_id_not_empty(self):
             {"name": "Tray", "system_name": "TrayName", "printer_id": printer.id}
         )
 
-        action = self.env["ir.actions.report"].new({"printer_tray_id": tray.id})
+        action = self.Model.new({"printer_tray_id": tray.id})
         self.assertEqual(action.printer_tray_id, tray)
         action.onchange_printing_printer_id()
         self.assertFalse(action.printer_tray_id)

base_report_to_printer/tests/test_report.py

@@ -11,7 +11,9 @@
 class TestReport(common.HttpCase):
     def setUp(self):
         super(TestReport, self).setUp()
-        self.Model = self.env["ir.actions.report"]
+        self.Model = self.env["ir.actions.report"].with_context(
+            skip_printer_exception=True
+        )
         self.server = self.env["printing.server"].create({})
         self.report_vals = {
             "name": "Test Report",