[IMP] Add a Raw ZPL2 component

printer_zpl2/models/printing_label_zpl2.py

@@ -110,6 +110,8 @@ class PrintingLabelZpl2(models.Model):
                 label_data.font_data(
                     component_offset_x, component_offset_y,
                     barcode_arguments, data)
+            elif component.component_type == 'zpl2_raw':
+                label_data._write_command(data)
             elif component.component_type == 'rectangle':
                 label_data.graphic_box(
                     component_offset_x, component_offset_y, {

printer_zpl2/models/printing_label_zpl2_component.py

@@ -11,6 +11,16 @@ try:
 except ImportError:
     _logger.debug('Cannot `import zpl2`.')
 
+DEFAULT_PYTHON_CODE = """# Python One-Liners
+#  - object: record on which the action is triggered; may be be void
+#  - page_number: Current Page
+#  - page_count: Total Page
+#  - time, datetime: Python libraries
+#  Exemple : object.name
+
+""
+"""
+
 
 class PrintingLabelZpl2Component(models.Model):
     _name = 'printing.label.zpl2.component'
@@ -45,6 +55,7 @@ class PrintingLabelZpl2Component(models.Model):
             (zpl2.BARCODE_EAN_13, 'EAN-13'),
             (zpl2.BARCODE_QR_CODE, 'QR Code'),
             ('sublabel', 'Sublabel'),
+            ('zpl2_raw', 'ZPL2'),
         ], string='Type', required=True, default='text', oldname='type',
         help='Type of content, simple text or barcode.')
     font = fields.Selection(
@@ -115,8 +126,8 @@ class PrintingLabelZpl2Component(models.Model):
         ], required=True, default=zpl2.ERROR_CORRECTION_HIGH,
         help='Error correction for some barcode types like QR Code.')
     mask_value = fields.Integer(default=7, help='Mask Value, from 0 to 7.')
-    data = fields.Char(
+    data = fields.Text(
-        size=256, default='""', required=True,
+        default=DEFAULT_PYTHON_CODE, required=True,
         help='Data to print on this component. Resource values can be '
         'inserted with %(object.field_name)s.')
     sublabel_id = fields.Many2one(

printer_zpl2/tests/test_printing_label_zpl2.py

@@ -1068,3 +1068,22 @@ class TestPrintingLabelZpl2(TransactionCase):
             "^JUR\n"
             "^XZ")
 
+    def test_zpl2_raw_contents_blank(self):
+        """ Check contents of a image label """
+        label = self.new_label()
+        data = '^FO50,50^GB100,100,100^FS'
+        self.new_component({
+            'label_id': label.id,
+            'component_type': 'zpl2_raw',
+            'data': '"' + data + '"',
+        })
+        contents = label._generate_zpl2_data(self.printer).decode("utf-8")
+        self.assertEqual(
+            contents,
+            '^XA\n'
+            '^PW480\n'
+            '^CI28\n'
+            '^LH10,10\n'
+            '^FO50,50^GB100,100,100^FS\n'
+            '^JUR\n'
+            '^XZ')

printer_zpl2/views/printing_label_zpl2.xml

@@ -50,20 +50,22 @@
                                         </group>
                                         <group>
                                             <field name="component_type"/>
-                                            <field name="repeat"/>
+                                            <field name="repeat" attrs="{'invisible': [('component_type', '=', 'zpl2_raw')]}"/>
                                         </group>
-                                        <group>
+                                        <group attrs="{'invisible': [('component_type', '=', 'zpl2_raw')]}">
                                             <field name="origin_x"/>
                                             <field name="origin_y"/>
                                         </group>
                                         <group>
-                                            <field name="data" attrs="{'invisible': [('component_type', 'in', ('rectangle', 'circle'))]}"/>
                                             <field name="graphic_image" attrs="{'invisible': [('component_type', '!=', 'graphic')]}"/>
                                             <field name="sublabel_id" attrs="{'invisible': [('component_type', '!=', 'sublabel')]}"/>
                                         </group>
                                     </group>
+                                    <group attrs="{'invisible': [('component_type', 'in', ('rectangle', 'circle'))]}" string="Data">
+                                        <field name="data" widget="ace" options="{'mode': 'python'}" nolabel="1"/>
+                                    </group>
                                     <notebook colspan="4">
-                                        <page string="Format" attrs="{'invisible': [('component_type', 'in', ('sublabel', 'qr_code'))]}">
+                                        <page string="Format" attrs="{'invisible': [('component_type', 'in', ('sublabel', 'qr_code', 'zpl2_raw'))]}">
                                             <group>
                                                 <field name="height"/>
                                                 <field name="width" attrs="{'invisible': [('component_type', 'not in', ('text', 'rectangle', 'circle', 'graphic'))]}"/>
@@ -76,7 +78,7 @@
                                             </group>
                                         </page>
                                         <!-- Barcode specific arguments -->
-                                        <page string="Barcode Format" attrs="{'invisible': [('component_type', 'in', ('text', 'rectangle', 'circle', 'sublabel', 'graphic', 'qr_code'))]}">
+                                        <page string="Barcode Format" attrs="{'invisible': [('component_type', 'in', ('text', 'rectangle', 'circle', 'sublabel', 'graphic', 'qr_code', 'zpl2_raw'))]}">
                                             <group>
                                                 <field name="check_digits"/>
                                                 <field name="interpretation_line"/>