class ISearchMilestoneTagsForm(Interface):
"""Schema for the search milestone tags form."""
tags = TextLine(title=_('Search by tags'),
description=_('Insert space separated tag names'),
required=True,
min_length=2,
max_length=64,
constraint=lambda value: validate_tags(value.split()))
def extendFields(self):
"""See `LaunchpadFormView`.
Add a text-entry widget for milestone tags since there is not property
on the interface.
"""
tag_entry = TextLine(
__name__='tags', title=u'Tags', required=False,
constraint=lambda value: validate_tags(value.split()))
self.form_fields += form.Fields(
tag_entry, render_context=self.render_context)
# Make an instance attribute to avoid mutating the class attribute.
self.field_names = getattr(self, '_field_names', self.field_names)[:]
# Insert the tags field before the summary.
summary_index = self.field_names.index('summary')
self.field_names.insert(summary_index, tag_entry.__name__)
def extendFields(self):
"""See `LaunchpadFormView`.
Add a text-entry widget for milestone tags since there is not property
on the interface.
"""
tag_entry = TextLine(
__name__='tags',
title=u'Tags',
required=False,
constraint=lambda value: validate_tags(value.split()))
self.form_fields += form.Fields(tag_entry,
render_context=self.render_context)
# Make an instance attribute to avoid mutating the class attribute.
self.field_names = getattr(self, '_field_names', self.field_names)[:]
# Insert the tags field before the summary.
summary_index = self.field_names.index('summary')
self.field_names.insert(summary_index, tag_entry.__name__)
def setTags(self, tags, user):
"""See IMilestone."""
# Circular reference prevention.
from lp.registry.model.milestonetag import MilestoneTag, validate_tags
store = Store.of(self)
if tags:
if not validate_tags(tags):
raise InvalidTags()
current_tags = set(self.getTags())
new_tags = set(tags)
if new_tags == current_tags:
return
# Removing deleted tags.
to_remove = current_tags.difference(new_tags)
if to_remove:
store.find(
MilestoneTag, MilestoneTag.tag.is_in(to_remove)).remove()
# Adding new tags.
for tag in new_tags.difference(current_tags):
store.add(MilestoneTag(self, tag, user))
else:
store.find(
MilestoneTag, MilestoneTag.milestone_id == self.id).remove()
def setTags(self, tags, user):
"""See IMilestone."""
# Circular reference prevention.
from lp.registry.model.milestonetag import MilestoneTag, validate_tags
store = Store.of(self)
if tags:
if not validate_tags(tags):
raise InvalidTags()
current_tags = set(self.getTags())
new_tags = set(tags)
if new_tags == current_tags:
return
# Removing deleted tags.
to_remove = current_tags.difference(new_tags)
if to_remove:
store.find(MilestoneTag,
MilestoneTag.tag.is_in(to_remove)).remove()
# Adding new tags.
for tag in new_tags.difference(current_tags):
store.add(MilestoneTag(self, tag, user))
else:
store.find(MilestoneTag,
MilestoneTag.milestone_id == self.id).remove()
def traverse_tags(self, name):
tags = name.split(u',')
if validate_tags(tags):
return ProjectGroupMilestoneTag(self.context, tags)
def traverse_tags(self, name):
tags = name.split(u',')
if validate_tags(tags):
return ProjectGroupMilestoneTag(self.context, tags)
