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Add view for associating a workflow to a document type, add support to auto launch a workflow instance when a document is created, allow associating a many workflows to a document, add view to display a document's workflows instances

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This commit is contained in:
Roberto Rosario
2015-01-13 06:02:42 -04:00
parent 8ff3747a15
commit b2453ee01e
8 changed files with 231 additions and 25 deletions
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39
mayan/apps/document_states/models.py
View File

@@ -6,20 +6,31 @@ from django.utils.translation import ugettext as _
from documents.models import Document, DocumentType
from .managers import WorkflowManager
@python_2_unicode_compatible
class Workflow(models.Model):
label = models.CharField(max_length=255, unique=True, verbose_name=_('Label'))
document_types = models.ManyToManyField(DocumentType, related_name='workflows', verbose_name=_('Document types'))
objects = WorkflowManager()
def __str__(self):
return self.label
def get_document_types_not_in_workflow(self):
return DocumentType.objects.exclude(pk__in=self.document_types.all())
def get_initial_state(self):
try:
return self.states.get(initial=True)
except self.states.model.DoesNotExist:
return None
def launch_for(self, document):
self.instances.create(document=document)
class Meta:
verbose_name = _('Workflow')
verbose_name_plural = _('Workflows')
@@ -62,24 +73,10 @@ class WorkflowTransition(models.Model):
verbose_name_plural = _('Workflow transitions')
@python_2_unicode_compatible
class DocumentTypeWorkflow(models.Model):
document_type = models.ForeignKey(DocumentType, verbose_name=_('Document type'))
workflow = models.ForeignKey(Workflow, verbose_name=_('Workflow'))
def __str__(self):
return self.label
class Meta:
unique_together = ('document_type', 'workflow')
verbose_name = _('Document type workflow')
verbose_name_plural = _('Document type workflow')
@python_2_unicode_compatible
class WorkflowInstance(models.Model):
workflow = models.ForeignKey(Workflow, verbose_name=_('Workflow'))
document = models.ForeignKey(Document, verbose_name=_('Document'))
workflow = models.ForeignKey(Workflow, related_name='instances', verbose_name=_('Workflow'))
document = models.ForeignKey(Document, related_name='workflows', verbose_name=_('Document'))
def do_transition(self, transition):
try:
@@ -91,12 +88,18 @@ class WorkflowInstance(models.Model):
def get_current_state(self):
try:
return self.log_entries.order_by('datetime').last().transition.destination_state
return self.get_last_transition().destination_state
except AttributeError:
return self.workflow.get_initial_state()
def get_last_transition(self):
try:
return self.log_entries.order_by('datetime').last().transition
except AttributeError:
return None
def __str__(self):
return self.label
return self.workflow
class Meta:
unique_together = ('document', 'workflow')