Add more information to the Barcode

- API endpoint URL
- Add barcode generation for StockLocation

InvenTree/InvenTree/helpers.py

@@ -46,11 +46,13 @@ def WrapWithQuotes(text, quote='"'):
     return text
 
 
-def MakeBarcode(object_type, data={}):
+def MakeBarcode(object_type, object_url, data={}):
     """ Generate a string for a barcode. Adds some global InvenTree parameters.
 
     Args:
-        data: Python dict obejct which will be rendered to string (must only contain stringable values)
+        object_type: string describing the object type e.g. 'StockItem'
+        object_url: url for JSON API detail view of the object
+        data: Python dict object containing extra datawhich will be rendered to string (must only contain stringable values)
 
     Returns:
         json string of the supplied data plus some other data
@@ -58,6 +60,7 @@ def MakeBarcode(object_type, data={}):
 
     # Add in some generic InvenTree data
     data['type'] = object_type
+    data['url'] = object_url
     data['tool'] = 'InvenTree'
     data['generated'] = str(datetime.now().date())
 

InvenTree/stock/api.py

@@ -345,11 +345,11 @@ class LocationDetail(generics.RetrieveUpdateDestroyAPIView):
 
 
 stock_endpoints = [
-    url(r'^$', StockDetail.as_view(), name='stockitem-detail'),
+    url(r'^$', StockDetail.as_view(), name='api-stock-detail'),
 ]
 
 location_endpoints = [
-    url(r'^$', LocationDetail.as_view(), name='stocklocation-detail'),
+    url(r'^$', LocationDetail.as_view(), name='api-location-detail'),
 ]
 
 stock_api_urls = [

InvenTree/stock/models.py

@@ -36,6 +36,19 @@ class StockLocation(InvenTreeTree):
     def has_items(self):
         return self.stock_items.count() > 0
 
+    @property
+    def format_barcode(self):
+        """ Return a JSON string for formatting a barcode for this StockLocation object """
+
+        return helpers.MakeBarcode(
+            'StockLocation',
+            reverse('api-location-detail', kwargs={'pk': self.id}),
+            {
+                'id': self.id,
+                'name': self.name,
+            }
+        )
+
 
 @receiver(pre_delete, sender=StockLocation, dispatch_uid='stocklocation_delete_log')
 def before_delete_stock_location(sender, instance, using, **kwargs):
@@ -135,13 +148,18 @@ class StockItem(models.Model):
 
         { type: 'StockItem', stock_id: <pk>, part_id: <part_pk> }
 
-        Any other data should be looked up using the InvenTree API (as it may change)
+        Voltagile data (e.g. stock quantity) should be looked up using the InvenTree API (as it may change)
         """
 
-        return helpers.MakeBarcode('StockItem', {
+        return helpers.MakeBarcode(
-            'stock_id': self.id,
+            'StockItem',
-            'part_id': self.part.id
+            reverse('api-stock-detail', kwargs={'pk': self.id}),
-        })
+            {
+                'id': self.id,
+                'part_id': self.part.id,
+                'part_name': self.part.name
+            }
+        )
 
     # The 'master' copy of the part of which this stock item is an instance
     part = models.ForeignKey('part.Part', on_delete=models.CASCADE, related_name='locations', help_text='Base part')

InvenTree/stock/templates/stock/location.html

@@ -1,5 +1,6 @@
 {% extends "stock/stock_app_base.html" %}
 {% load static %}
+{% load qr_code %}
 {% block content %}
 
 <div class='row'>
@@ -25,6 +26,7 @@
           <li><a href="#" id='location-delete' title='Delete stock location'>Delete</a></li>
         </ul>
     </div>
+    {% qr_from_text location.format_barcode size="s" image_format="png" error_correction="L" %}
     {% endif %}
     </div>
     </h3>