예제 #1
0
def make_init_state(request, workflow: Workflow,
                    modules: Dict[str, ModuleZipfile]) -> Dict[str, Any]:
    """Build a dict to embed as JSON in `window.initState` in HTML.

    Raise Http404 if the workflow disappeared.

    Side-effect: update workflow.last_viewed_at.
    """
    try:
        with workflow.cooperative_lock():  # raise DoesNotExist on race
            if request.user.is_anonymous:
                user = None
            else:
                lock_user_by_id(request.user.id, for_write=False)
                user = query_clientside_user(request.user.id)

            workflow.last_viewed_at = datetime.datetime.now()
            workflow.save(update_fields=["last_viewed_at"])

            state = clientside.Init(
                user=user,
                workflow=workflow.to_clientside(),
                tabs={
                    tab.slug: tab.to_clientside()
                    for tab in workflow.live_tabs
                },
                steps={
                    step.id: step.to_clientside(
                        force_module_zipfile=modules.get(step.module_id_name))
                    for step in Step.live_in_workflow(
                        workflow).prefetch_related("tab")
                },
                modules={
                    module_id: clientside.Module(
                        spec=module.get_spec(),
                        js_module=module.get_optional_js_module(),
                    )
                    for module_id, module in modules.items()
                },
                blocks={
                    block.slug: block.to_clientside()
                    for block in workflow.blocks.all()
                },
                settings={
                    "bigTableRowsPerTile": settings.BIG_TABLE_ROWS_PER_TILE,
                    "bigTableColumnsPerTile":
                    settings.BIG_TABLE_COLUMNS_PER_TILE,
                },
            )
    except Workflow.DoesNotExist:
        raise Http404("Workflow was recently deleted")

    ctx = JsonizeContext(request.locale_id, modules)
    return jsonize_clientside_init(state, ctx)
예제 #2
0
def make_init_state(request, workflow: Workflow,
                    modules: Dict[str, ModuleZipfile]) -> Dict[str, Any]:
    """
    Build a dict to embed as JSON in `window.initState` in HTML.

    Raise Http404 if the workflow disappeared.

    Side-effect: update workflow.last_viewed_at.
    """
    try:
        with workflow.cooperative_lock():  # raise DoesNotExist on race
            workflow.last_viewed_at = timezone.now()
            workflow.save(update_fields=["last_viewed_at"])

            state = clientside.Init(
                workflow=workflow.to_clientside(),
                tabs={
                    tab.slug: tab.to_clientside()
                    for tab in workflow.live_tabs
                },
                steps={
                    step.id: step.to_clientside()
                    for step in WfModule.live_in_workflow(workflow)
                },
                modules={
                    module_id: clientside.Module(
                        spec=module.get_spec(),
                        js_module=module.get_optional_js_module(),
                    )
                    for module_id, module in modules.items()
                },
            )
    except Workflow.DoesNotExist:
        raise Http404("Workflow was recently deleted")

    ctx = JsonizeContext(request.user, request.session, request.locale_id,
                         modules)
    return jsonize_clientside_init(state, ctx)