workflows: model_file display in inspect view (#34626)

tests/test_backoffice_pages.py

@@ -26,10 +26,12 @@ from django.utils.six.moves.urllib import parse as urlparse
 from webtest import Upload
 
 from quixote import cleanup, get_publisher, get_response
+from quixote.http_request import Upload as QuixoteUpload
 from wcs.qommon import ods
 from wcs.api_utils import sign_url
 from wcs.qommon import errors, sessions
 from wcs.qommon.form import PicklableUpload
+from wcs.qommon.form import UploadedFile
 from wcs.qommon.ident.password_accounts import PasswordAccount
 from wcs.qommon.http_request import HTTPRequest
 from wcs.qommon.substitution import CompatibilityNamesDict
@@ -41,6 +43,7 @@ from wcs.workflows import (Workflow, CommentableWorkflowStatusItem,
         WorkflowBackofficeFieldsFormDef)
 from wcs.wf.backoffice_fields import SetBackofficeFieldsWorkflowStatusItem
 from wcs.wf.dispatch import DispatchWorkflowStatusItem
+from wcs.wf.export_to_model import ExportToModel
 from wcs.wf.form import FormWorkflowStatusItem, WorkflowFormFieldsFormDef
 from wcs.wf.jump import JumpWorkflowStatusItem
 from wcs.wf.wscall import WebserviceCallStatusItem
@@ -5820,6 +5823,26 @@ def test_workflow_inspect_page(pub):
         '<li>Foo Bar 3 → None</li>'
         '<li>#unknown → foobar</li></ul>') in resp.text
 
+    st3 = workflow.add_status('Status3', 'st3')
+    export_to = ExportToModel()
+    export_to.convert_to_pdf = False
+    export_to.label = 'create doc'
+    upload = QuixoteUpload('/foo/test.rtf', content_type='application/rtf')
+    upload.fp = BytesIO()
+    upload.fp.write(b'HELLO WORLD')
+    upload.fp.seek(0)
+    export_to.model_file = UploadedFile(pub.app_dir, None, upload)
+    export_to.id = '_export_to'
+    export_to.by = ['_submitter']
+    st3.items.append(export_to)
+    export_to.parent = st3
+    workflow.store()
+
+    resp = app.get('/backoffice/workflows/%s/inspect' % workflow.id)
+    assert (
+        '<li><span class="parameter">Model:</span> '
+        '<a href="status/st3/items/_export_to/?file=model_file">test.rtf</a></li>') in resp.text
+
 
 def test_workflow_comment_required(pub):
     user = create_user(pub)

wcs/wf/export_to_model.py

@@ -390,6 +390,10 @@ class ExportToModel(WorkflowStatusItem):
             form.add(ComputedExpressionWidget, name='%sfilename' % prefix, title=_('File name'),
                      value=self.filename)
 
+    def get_model_file_parameter_view_value(self):
+        return htmltext('<a href="status/%s/items/%s/?file=model_file">%s</a>') % (
+            self.parent.id, self.id, self.model_file.base_filename)
+
     def get_filename(self):
         filename = None
         if self.filename: