| # Copyright 2016 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style |
| # license that can be found in the LICENSE file or at |
| # https://developers.google.com/open-source/licenses/bsd |
| |
| """A servlet for project and component owners to view and edit components.""" |
| from __future__ import print_function |
| from __future__ import division |
| from __future__ import absolute_import |
| |
| import logging |
| import time |
| |
| import ezt |
| |
| from features import filterrules_helpers |
| from framework import framework_helpers |
| from framework import framework_views |
| from framework import permissions |
| from framework import servlet |
| from framework import timestr |
| from framework import urls |
| from tracker import component_helpers |
| from tracker import tracker_bizobj |
| from tracker import tracker_constants |
| from tracker import tracker_views |
| |
| |
| class ComponentDetail(servlet.Servlet): |
| """Servlets allowing project owners to view and edit a component.""" |
| |
| _MAIN_TAB_MODE = servlet.Servlet.MAIN_TAB_PROCESS |
| _PAGE_TEMPLATE = 'tracker/component-detail-page.ezt' |
| |
| def _GetComponentDef(self, mr): |
| """Get the config and component definition to be viewed or edited.""" |
| if not mr.component_path: |
| self.abort(404, 'component not specified') |
| config = self.services.config.GetProjectConfig(mr.cnxn, mr.project_id) |
| component_def = tracker_bizobj.FindComponentDef(mr.component_path, config) |
| if not component_def: |
| self.abort(404, 'component not found') |
| return config, component_def |
| |
| def AssertBasePermission(self, mr): |
| """Check whether the user has any permission to visit this page. |
| |
| Args: |
| mr: commonly used info parsed from the request. |
| """ |
| super(ComponentDetail, self).AssertBasePermission(mr) |
| _config, component_def = self._GetComponentDef(mr) |
| |
| # TODO(jrobbins): optional restrictions on viewing fields by component. |
| |
| allow_view = permissions.CanViewComponentDef( |
| mr.auth.effective_ids, mr.perms, mr.project, component_def) |
| if not allow_view: |
| raise permissions.PermissionException( |
| 'User is not allowed to view this component') |
| |
| def GatherPageData(self, mr): |
| """Build up a dictionary of data values to use when rendering the page. |
| |
| Args: |
| mr: commonly used info parsed from the request. |
| |
| Returns: |
| Dict of values used by EZT for rendering the page. |
| """ |
| config, component_def = self._GetComponentDef(mr) |
| users_by_id = framework_views.MakeAllUserViews( |
| mr.cnxn, self.services.user, |
| component_def.admin_ids, component_def.cc_ids) |
| component_def_view = tracker_views.ComponentDefView( |
| mr.cnxn, self.services, component_def, users_by_id) |
| initial_admins = [users_by_id[uid].email for uid in component_def.admin_ids] |
| initial_cc = [users_by_id[uid].email for uid in component_def.cc_ids] |
| initial_labels = [ |
| self.services.config.LookupLabel(mr.cnxn, mr.project_id, label_id) |
| for label_id in component_def.label_ids] |
| |
| creator, created = self._GetUserViewAndFormattedTime( |
| mr, component_def.creator_id, component_def.created) |
| modifier, modified = self._GetUserViewAndFormattedTime( |
| mr, component_def.modifier_id, component_def.modified) |
| |
| allow_edit = permissions.CanEditComponentDef( |
| mr.auth.effective_ids, mr.perms, mr.project, component_def, config) |
| |
| subcomponents = tracker_bizobj.FindDescendantComponents( |
| config, component_def) |
| templates = self.services.template.TemplatesWithComponent( |
| mr.cnxn, component_def.component_id) |
| allow_delete = allow_edit and not subcomponents and not templates |
| |
| return { |
| 'admin_tab_mode': servlet.Servlet.PROCESS_TAB_COMPONENTS, |
| 'component_def': component_def_view, |
| 'initial_leaf_name': component_def_view.leaf_name, |
| 'initial_docstring': component_def.docstring, |
| 'initial_deprecated': ezt.boolean(component_def.deprecated), |
| 'initial_admins': initial_admins, |
| 'initial_cc': initial_cc, |
| 'initial_labels': initial_labels, |
| 'allow_edit': ezt.boolean(allow_edit), |
| 'allow_delete': ezt.boolean(allow_delete), |
| 'subcomponents': subcomponents, |
| 'templates': templates, |
| 'creator': creator, |
| 'created': created, |
| 'modifier': modifier, |
| 'modified': modified, |
| } |
| |
| def ProcessFormData(self, mr, post_data): |
| """Validate and store the contents of the issues tracker admin page. |
| |
| Args: |
| mr: commonly used info parsed from the request. |
| post_data: HTML form data from the request. |
| |
| Returns: |
| String URL to redirect the user to, or None if response was already sent. |
| """ |
| config, component_def = self._GetComponentDef(mr) |
| allow_edit = permissions.CanEditComponentDef( |
| mr.auth.effective_ids, mr.perms, mr.project, component_def, config) |
| if not allow_edit: |
| raise permissions.PermissionException( |
| 'User is not allowed to edit or delete this component') |
| |
| if 'deletecomponent' in post_data: |
| allow_delete = not tracker_bizobj.FindDescendantComponents( |
| config, component_def) |
| if not allow_delete: |
| raise permissions.PermissionException( |
| 'User tried to delete component that had subcomponents') |
| return self._ProcessDeleteComponent(mr, component_def) |
| |
| else: |
| return self._ProcessEditComponent(mr, post_data, config, component_def) |
| |
| |
| def _ProcessDeleteComponent(self, mr, component_def): |
| """The user wants to delete the specified custom field definition.""" |
| self.services.issue.DeleteComponentReferences( |
| mr.cnxn, component_def.component_id) |
| self.services.config.DeleteComponentDef( |
| mr.cnxn, mr.project_id, component_def.component_id) |
| return framework_helpers.FormatAbsoluteURL( |
| mr, urls.ADMIN_COMPONENTS, deleted=1, ts=int(time.time())) |
| |
| def _GetUserViewAndFormattedTime(self, mr, user_id, timestamp): |
| formatted_time = (timestr.FormatAbsoluteDate(timestamp) |
| if timestamp else None) |
| user = self.services.user.GetUser(mr.cnxn, user_id) if user_id else None |
| user_view = None |
| if user: |
| user_view = framework_views.UserView(user) |
| viewing_self = mr.auth.user_id == user_id |
| # Do not obscure email if current user is a site admin. Do not obscure |
| # email if current user is the same as the creator. For all other |
| # cases do whatever obscure_email setting for the user is. |
| email_obscured = (not(mr.auth.user_pb.is_site_admin or viewing_self) |
| and user_view.obscure_email) |
| if not email_obscured: |
| user_view.RevealEmail() |
| |
| return user_view, formatted_time |
| |
| def _ProcessEditComponent(self, mr, post_data, config, component_def): |
| """The user wants to edit this component definition.""" |
| parsed = component_helpers.ParseComponentRequest( |
| mr, post_data, self.services) |
| |
| if not tracker_constants.COMPONENT_NAME_RE.match(parsed.leaf_name): |
| mr.errors.leaf_name = 'Invalid component name' |
| |
| original_path = component_def.path |
| if mr.component_path and '>' in mr.component_path: |
| parent_path = mr.component_path[:mr.component_path.rindex('>')] |
| new_path = '%s>%s' % (parent_path, parsed.leaf_name) |
| else: |
| new_path = parsed.leaf_name |
| |
| conflict = tracker_bizobj.FindComponentDef(new_path, config) |
| if conflict and conflict.component_id != component_def.component_id: |
| mr.errors.leaf_name = 'That name is already in use.' |
| |
| creator, created = self._GetUserViewAndFormattedTime( |
| mr, component_def.creator_id, component_def.created) |
| modifier, modified = self._GetUserViewAndFormattedTime( |
| mr, component_def.modifier_id, component_def.modified) |
| |
| if mr.errors.AnyErrors(): |
| self.PleaseCorrect( |
| mr, initial_leaf_name=parsed.leaf_name, |
| initial_docstring=parsed.docstring, |
| initial_deprecated=ezt.boolean(parsed.deprecated), |
| initial_admins=parsed.admin_usernames, |
| initial_cc=parsed.cc_usernames, |
| initial_labels=parsed.label_strs, |
| created=created, |
| creator=creator, |
| modified=modified, |
| modifier=modifier, |
| ) |
| return None |
| |
| new_modified = int(time.time()) |
| new_modifier_id = self.services.user.LookupUserID( |
| mr.cnxn, mr.auth.email, autocreate=False) |
| self.services.config.UpdateComponentDef( |
| mr.cnxn, mr.project_id, component_def.component_id, |
| path=new_path, docstring=parsed.docstring, deprecated=parsed.deprecated, |
| admin_ids=parsed.admin_ids, cc_ids=parsed.cc_ids, modified=new_modified, |
| modifier_id=new_modifier_id, label_ids=parsed.label_ids) |
| |
| update_rule = False |
| if new_path != original_path: |
| update_rule = True |
| # If the name changed then update all of its subcomponents as well. |
| subcomponent_ids = tracker_bizobj.FindMatchingComponentIDs( |
| original_path, config, exact=False) |
| for subcomponent_id in subcomponent_ids: |
| if subcomponent_id == component_def.component_id: |
| continue |
| subcomponent_def = tracker_bizobj.FindComponentDefByID( |
| subcomponent_id, config) |
| subcomponent_new_path = subcomponent_def.path.replace( |
| original_path, new_path, 1) |
| self.services.config.UpdateComponentDef( |
| mr.cnxn, mr.project_id, subcomponent_def.component_id, |
| path=subcomponent_new_path) |
| |
| if (set(parsed.cc_ids) != set(component_def.cc_ids) or |
| set(parsed.label_ids) != set(component_def.label_ids)): |
| update_rule = True |
| if update_rule: |
| filterrules_helpers.RecomputeAllDerivedFields( |
| mr.cnxn, self.services, mr.project, config) |
| |
| return framework_helpers.FormatAbsoluteURL( |
| mr, urls.COMPONENT_DETAIL, |
| component=new_path, saved=1, ts=int(time.time())) |