vial.blueprints.groups package

This file contains pluggable module for Vial application containing features related to user group management. These features include:

• general group listing

• detailed group view

• creating new groups

• updating existing groups

• deleting existing groups

• enabling existing groups

• disabling existing groups

• adding group members

• removing group members

• rejecting group membership requests

class vial.blueprints.groups.AddMemberView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemObjectRelationView

View for adding group members.

authentication = True

classmethod authorize_item_action(**kwargs)

Perform access authorization for current user to particular item.

classmethod change_item(**kwargs)

Hook method: Change given item in any desired way.

Parameters

item – Item to be changed/modified.

property dbchlogmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel_other

Hook property. This property must be implemented in each subclass to return reference to appropriate model class for other objects and that is based on SQLAlchemy declarative base.

classmethod get_menu_legend(**kwargs)

Return menu entry legend for the view (menu entry hover tooltip).

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Menu entry legend for the view.

Return type

str

static get_message_cancel(**kwargs)

Hook method. Must return text for flash message in case of action cancel. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_failure(**kwargs)

Hook method. Must return text for flash message in case of action failure. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_success(**kwargs)

Hook method. Must return text for flash message in case of action success. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

classmethod get_view_icon()

Implementation of vial.view.BaseView.get_view_icon().

classmethod get_view_name()

Return unique name for the view. Name must be unique in the namespace of parent blueprint/module and should contain only characters [a-z0-9]. It will be used for generating endpoint name for the view.

This method does not have any default implementation and must be overridden by a subclass.

Returns

Name for the view.

Return type

str

classmethod get_view_title(**kwargs)

Return title for the view, that will be displayed in the title tag of HTML head element and also as the content of page header in h2 tag.

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Title for the view.

Return type

str

methods = ['GET', 'POST']

classmethod validate_item_change(**kwargs)

Perform validation of particular change to given item.

vial.blueprints.groups.BLUEPRINT_NAME = 'groups'

Name of the blueprint as module global constant.

class vial.blueprints.groups.CreateView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemCreateView

View for creating new groups.

authentication = True

authorization = [<Permission needs={Need(method='role', value='maintainer'), Need(method='role', value='admin')} excludes=set()>]

property dbchlogmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

static get_item_form(item)

Hook method. Must return instance of flask_wtf.FlaskForm appropriate for given item class.

classmethod get_menu_title(**kwargs)

Implementation of vial.view.BaseView.get_menu_title().

static get_message_cancel(**kwargs)

Hook method. Must return text for flash message in case of action cancel. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_failure(**kwargs)

Hook method. Must return text for flash message in case of action failure. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_success(**kwargs)

Hook method. Must return text for flash message in case of action success. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

classmethod get_view_title(**kwargs)

Implementation of vial.view.BaseView.get_view_title().

methods = ['GET', 'POST']

class vial.blueprints.groups.DeleteView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemDeleteView

View for deleting existing groups.

authentication = True

authorization = [<Permission needs={Need(method='role', value='admin')} excludes=set()>]

property dbchlogmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

classmethod get_menu_legend(**kwargs)

Return menu entry legend for the view (menu entry hover tooltip).

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Menu entry legend for the view.

Return type

str

static get_message_cancel(**kwargs)

Hook method. Must return text for flash message in case of action cancel. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_failure(**kwargs)

Hook method. Must return text for flash message in case of action failure. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_success(**kwargs)

Hook method. Must return text for flash message in case of action success. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

methods = ['GET', 'POST']

class vial.blueprints.groups.DisableView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemDisableView

View for disabling groups.

authentication = True

authorization = [<Permission needs={Need(method='role', value='maintainer'), Need(method='role', value='admin')} excludes=set()>]

property dbchlogmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

classmethod get_menu_legend(**kwargs)

Return menu entry legend for the view (menu entry hover tooltip).

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Menu entry legend for the view.

Return type

str

static get_message_cancel(**kwargs)

Hook method. Must return text for flash message in case of action cancel. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_failure(**kwargs)

Hook method. Must return text for flash message in case of action failure. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_success(**kwargs)

Hook method. Must return text for flash message in case of action success. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

methods = ['GET', 'POST']

class vial.blueprints.groups.EnableView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemEnableView

View for enabling existing groups.

authentication = True

authorization = [<Permission needs={Need(method='role', value='maintainer'), Need(method='role', value='admin')} excludes=set()>]

property dbchlogmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

classmethod get_menu_legend(**kwargs)

Return menu entry legend for the view (menu entry hover tooltip).

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Menu entry legend for the view.

Return type

str

static get_message_cancel(**kwargs)

Hook method. Must return text for flash message in case of action cancel. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_failure(**kwargs)

Hook method. Must return text for flash message in case of action failure. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_success(**kwargs)

Hook method. Must return text for flash message in case of action success. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

methods = ['GET', 'POST']

class vial.blueprints.groups.GroupsBlueprint(name, import_name, **kwargs)

Bases: vial.app.VialBlueprint

Pluggable module - user groups (groups).

classmethod get_module_title()

Get human readable name for this blueprint/module.

Returns

Name (short summary) of the blueprint/module.

Return type

str

register_app(app)

Hook method: Custom callback, which will be called from vial.app.Vial.register_blueprint() method and which can perform additional tweaking of Vial application object.

Parameters

app (vial.app.Vial) – Application object.

class vial.blueprints.groups.ListView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemListView

General group listing.

authentication = True

authorization = [<Permission needs={Need(method='role', value='maintainer'), Need(method='role', value='admin')} excludes=set()>]

static build_query(query, model, form_args)

Hook method. Modify given query according to the given arguments.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

classmethod get_action_menu()

Get action menu for all listed items.

classmethod get_context_action_menu()

Get context action menu for particular single item.

static get_search_form(request_args)

Must return instance of flask_wtf.FlaskForm appropriate for searching given type of items.

classmethod get_view_title(**kwargs)

Return title for the view, that will be displayed in the title tag of HTML head element and also as the content of page header in h2 tag.

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Title for the view.

Return type

str

methods = ['GET']

class vial.blueprints.groups.RejectMemberView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemObjectRelationView

View for rejecting group membership reuests.

authentication = True

classmethod authorize_item_action(**kwargs)

Perform access authorization for current user to particular item.

classmethod change_item(**kwargs)

Hook method: Change given item in any desired way.

Parameters

item – Item to be changed/modified.

property dbchlogmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel_other

Hook property. This property must be implemented in each subclass to return reference to appropriate model class for other objects and that is based on SQLAlchemy declarative base.

classmethod get_menu_legend(**kwargs)

Return menu entry legend for the view (menu entry hover tooltip).

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Menu entry legend for the view.

Return type

str

static get_message_cancel(**kwargs)

Hook method. Must return text for flash message in case of action cancel. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_failure(**kwargs)

Hook method. Must return text for flash message in case of action failure. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_success(**kwargs)

Hook method. Must return text for flash message in case of action success. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

classmethod get_view_icon()

Implementation of vial.view.BaseView.get_view_icon().

classmethod get_view_name()

Return unique name for the view. Name must be unique in the namespace of parent blueprint/module and should contain only characters [a-z0-9]. It will be used for generating endpoint name for the view.

This method does not have any default implementation and must be overridden by a subclass.

Returns

Name for the view.

Return type

str

classmethod get_view_title(**kwargs)

Return title for the view, that will be displayed in the title tag of HTML head element and also as the content of page header in h2 tag.

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Title for the view.

Return type

str

methods = ['GET', 'POST']

classmethod validate_item_change(**kwargs)

Perform validation of particular change to given item.

class vial.blueprints.groups.RemoveMemberView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemObjectRelationView

View for removing group members.

authentication = True

classmethod authorize_item_action(**kwargs)

Perform access authorization for current user to particular item.

classmethod change_item(**kwargs)

Hook method: Change given item in any desired way.

Parameters

item – Item to be changed/modified.

property dbchlogmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel_other

Hook property. This property must be implemented in each subclass to return reference to appropriate model class for other objects and that is based on SQLAlchemy declarative base.

classmethod get_menu_legend(**kwargs)

Return menu entry legend for the view (menu entry hover tooltip).

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Menu entry legend for the view.

Return type

str

static get_message_cancel(**kwargs)

Hook method. Must return text for flash message in case of action cancel. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_failure(**kwargs)

Hook method. Must return text for flash message in case of action failure. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_success(**kwargs)

Hook method. Must return text for flash message in case of action success. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

classmethod get_view_icon()

Implementation of vial.view.BaseView.get_view_icon().

classmethod get_view_name()

Return unique name for the view. Name must be unique in the namespace of parent blueprint/module and should contain only characters [a-z0-9]. It will be used for generating endpoint name for the view.

This method does not have any default implementation and must be overridden by a subclass.

Returns

Name for the view.

Return type

str

classmethod get_view_title(**kwargs)

Return title for the view, that will be displayed in the title tag of HTML head element and also as the content of page header in h2 tag.

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Title for the view.

Return type

str

methods = ['GET', 'POST']

classmethod validate_item_change(**kwargs)

Perform validation of particular change to given item.

class vial.blueprints.groups.ShowByNameView

Bases: vial.blueprints.groups.ShowView

Detailed group view by group name.

classmethod get_view_name()

Implementation of vial.view.BaseView.get_view_name().

classmethod get_view_template()

Return Jinja2 template file that should be used for rendering the view content. This default implementation works only in case the view class was properly registered into the parent blueprint/module with vial.app.VialBlueprint.register_view_class() method.

Returns

Jinja2 template file to use to render the view.

Return type

str

property search_by

Return model`s attribute (column) according to which to search for a single item.

class vial.blueprints.groups.ShowView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemShowView

Detailed group view.

authentication = True

classmethod authorize_item_action(**kwargs)

Perform access authorization for current user to particular item.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

do_before_response(**kwargs)

This method will be called just before generating the response. By providing some meaningfull implementation you can use it for some simple item and response context mangling tasks.

Parameters

kwargs – Custom additional arguments.

classmethod get_action_menu()

Get action menu for particular item.

classmethod get_menu_legend(**kwargs)

Return menu entry legend for the view (menu entry hover tooltip).

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Menu entry legend for the view.

Return type

str

classmethod get_view_title(**kwargs)

Implementation of vial.view.BaseView.get_view_title().

classmethod get_view_url(**kwargs)

Implementation of vial.view.BaseView.get_view_url().

methods = ['GET']

class vial.blueprints.groups.UpdateView

Bases: vial.view.mixin.HTMLMixin, vial.view.mixin.SQLAlchemyMixin, vial.view.ItemUpdateView

View for updating existing groups.

authentication = True

classmethod authorize_item_action(**kwargs)

Perform access authorization for current user to particular item.

property dbchlogmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

property dbmodel

This property must be implemented in each subclass to return reference to appropriate model class based on SQLAlchemy declarative base.

static get_item_form(item)

Hook method. Must return instance of flask_wtf.FlaskForm appropriate for given item class.

classmethod get_menu_legend(**kwargs)

Return menu entry legend for the view (menu entry hover tooltip).

Default implementation returns the return value of vial.view.BaseView.get_menu_title() method by default.

Parameters

kwargs (dict) – Optional parameters.

Returns

Menu entry legend for the view.

Return type

str

classmethod get_menu_title(**kwargs)

Implementation of vial.view.BaseView.get_menu_title().

static get_message_cancel(**kwargs)

Hook method. Must return text for flash message in case of action cancel. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_failure(**kwargs)

Hook method. Must return text for flash message in case of action failure. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

static get_message_success(**kwargs)

Hook method. Must return text for flash message in case of action success. The text may contain HTML characters and will be passed to flask.Markup before being used, so to certain extend you may emphasize and customize the output.

classmethod get_view_title(**kwargs)

Implementation of vial.view.BaseView.get_view_title().

methods = ['GET', 'POST']

vial.blueprints.groups.get_blueprint()

Mandatory interface for vial.Vial and factory function. This function must return a valid instance of vial.app.VialBlueprint or flask.Blueprint.

Subpackages

• vial.blueprints.groups.test package

Submodules

• vial.blueprints.groups.forms module