fix: allow specific methods to run

erpnext/manufacturing/doctype/job_card/job_card.js

@@ -577,6 +577,10 @@ frappe.ui.form.on("Job Card", {
 		const wrapper = $(frm.fields_dict["job_card_dashboard"].wrapper);
 		wrapper.empty();
 
+		if (frm.doc.docstatus !== 0) {
+			return;
+		}
+
 		const { doc } = frm;
 		const { time_logs, status } = doc;
 

erpnext/manufacturing/doctype/job_card/job_card.py

@@ -905,9 +905,6 @@ class JobCard(Document):
 			)
 
 	def validate_job_card(self):
-		if self.track_semi_finished_goods:
-			return
-
 		if self.work_order and frappe.get_cached_value("Work Order", self.work_order, "status") == "Stopped":
 			frappe.throw(
 				_("Transaction not allowed against stopped Work Order {0}").format(
@@ -1328,6 +1325,8 @@ class JobCard(Document):
 	def pause_job(self, **kwargs):
 		frappe.has_permission("Job Card", "write", doc=self, throw=True)
 
+		self.validate_docstatus()
+
 		if isinstance(kwargs, dict):
 			kwargs = frappe._dict(kwargs)
 
@@ -1338,6 +1337,8 @@ class JobCard(Document):
 	def resume_job(self, **kwargs):
 		frappe.has_permission("Job Card", "write", doc=self, throw=True)
 
+		self.validate_docstatus()
+
 		if isinstance(kwargs, dict):
 			kwargs = frappe._dict(kwargs)
 
@@ -1515,6 +1516,8 @@ class JobCard(Document):
 	def start_timer(self, **kwargs):
 		frappe.has_permission("Job Card", "write", doc=self, throw=True)
 
+		self.validate_docstatus()
+
 		if isinstance(kwargs, dict):
 			kwargs = frappe._dict(kwargs)
 
@@ -1528,6 +1531,8 @@ class JobCard(Document):
 	def complete_job_card(self, **kwargs):
 		frappe.has_permission("Job Card", "write", doc=self, throw=True)
 
+		self.validate_docstatus()
+
 		if isinstance(kwargs, dict):
 			kwargs = frappe._dict(kwargs)
 
@@ -1541,6 +1546,13 @@ class JobCard(Document):
 		if kwargs.auto_submit:
 			self.auto_submit_job_card(kwargs.auto_submit)
 
+	def validate_docstatus(self):
+		if self.docstatus == 2:
+			frappe.throw(_("Cancelled Job Card cannot be processed."))
+
+		if self.docstatus == 1:
+			frappe.throw(_("Submitted Job Card cannot be processed."))
+
 	def validate_complete_job_card_qty(self, kwargs):
 		if flt(kwargs.pending_qty) and flt(kwargs.pending_qty) < 0:
 			frappe.throw(_("Pending quantity cannot be negative."))

erpnext/manufacturing/doctype/workstation/test_workstation.py

@@ -9,11 +9,23 @@ from erpnext.manufacturing.doctype.workstation.workstation import (
 	NotInWorkingHoursError,
 	WorkstationHolidayError,
 	check_if_within_operating_hours,
+	update_job_card,
 )
 from erpnext.tests.utils import ERPNextTestSuite
 
 
 class TestWorkstation(ERPNextTestSuite):
+	def test_update_job_card_rejects_disallowed_method(self):
+		# The whitelisted update_job_card endpoint must only run an allowlisted set of Job Card
+		# methods. An arbitrary method name must be rejected (PermissionError) before the document
+		# is even loaded, so this needs no Job Card to exist.
+		self.assertRaises(
+			frappe.PermissionError,
+			update_job_card,
+			"NON-EXISTENT-JOB-CARD",
+			"delete",
+		)
+
 	def test_validate_timings(self):
 		check_if_within_operating_hours(
 			"_Test Workstation 1", "Operation 1", "2013-02-02 11:00:00", "2013-02-02 19:00:00"

erpnext/manufacturing/doctype/workstation/workstation.py

@@ -517,8 +517,33 @@ def get_color_map():
 	}
 
 
+ALLOWED_JOB_CARD_METHODS = frozenset(
+	{
+		"start_timer",
+		"pause_job",
+		"resume_job",
+		"complete_job_card",
+	}
+)
+
+
 @frappe.whitelist()
 def update_job_card(job_card: str, method: str, **kwargs):
+	if method not in ALLOWED_JOB_CARD_METHODS:
+		frappe.throw(
+			_("Method {0} is not allowed to be run on a Job Card.").format(bold(method)),
+			frappe.PermissionError,
+			title=_("Not Allowed"),
+		)
+
+	frappe.has_permission("Job Card", "read", throw=True)
+
+	doc = frappe.get_doc("Job Card", job_card)
+
+	# These methods mutate the Job Card, but frappe.get_doc does not enforce permissions —
+	# require write access before running anything.
+	frappe.has_permission("Job Card", "write", doc=doc, throw=True)
+
 	if isinstance(kwargs, dict):
 		kwargs = frappe._dict(kwargs)
 
@@ -528,7 +553,6 @@ def update_job_card(job_card: str, method: str, **kwargs):
 	if kwargs.qty and isinstance(kwargs.qty, str):
 		kwargs.qty = flt(kwargs.qty)
 
-	doc = frappe.get_doc("Job Card", job_card)
 	doc.run_method(method, **kwargs)