Python context.RequestContext方法代码示例

# 需要导入模块: from django.template import context [as 别名]
# 或者: from django.template.context import RequestContext [as 别名]
def export_csv(request, sheet, csv_format):
    if csv_format == 'unicode':
        encoding = 'utf-8'
    else:
        encoding = 'windows-1252'

    try:
        content = worksheet_to_csv(
            sheet.unjsonify_worksheet(),
            encoding=encoding
        )
    except UnicodeEncodeError:
        return render(
            request,
            'export_csv_error.html',
            {'sheet': sheet},
            context_instance=RequestContext(request)
        )

    response = HttpResponse(content, content_type='text/csv')
    response['Content-Disposition'] = 'attachment; filename=%s.csv' % (sheet.name,)
    response['Content-Length'] = len(content)
    return response 

# 需要导入模块: from django.template import context [as 别名]
# 或者: from django.template.context import RequestContext [as 别名]
def get_context_dict(context):
    """
     Contexts in django version 1.9+ must be dictionaries. As xadmin has a legacy with older versions of django,
    the function helps the transition by converting the [RequestContext] object to the dictionary when necessary.
    :param context: RequestContext
    :return: dict
    """
    if isinstance(context, RequestContext):
        ctx = context.flatten()
    else:
        ctx = context
    return ctx 

# 需要导入模块: from django.template import context [as 别名]
# 或者: from django.template.context import RequestContext [as 别名]
def render(self, context=None, request=None):
        # A deprecation path is required here to cover the following usage:
        # >>> from django.template import Context
        # >>> from django.template.loader import get_template
        # >>> template = get_template('hello.html')
        # >>> template.render(Context({'name': 'world'}))
        # In Django 1.7 get_template() returned a django.template.Template.
        # In Django 1.8 it returns a django.template.backends.django.Template.
        # In Django 1.10 the isinstance checks should be removed. If passing a
        # Context or a RequestContext works by accident, it won't be an issue
        # per se, but it won't be officially supported either.
        if isinstance(context, RequestContext):
            if request is not None and request is not context.request:
                raise ValueError(
                    "render() was called with a RequestContext and a request "
                    "argument which refer to different requests. Make sure "
                    "that the context argument is a dict or at least that "
                    "the two arguments refer to the same request.")
            warnings.warn(
                "render() must be called with a dict, not a RequestContext.",
                RemovedInDjango110Warning, stacklevel=2)

        elif isinstance(context, Context):
            warnings.warn(
                "render() must be called with a dict, not a Context.",
                RemovedInDjango110Warning, stacklevel=2)

        else:
            context = make_context(context, request)

        return self.template.render(context) 

# 需要导入模块: from django.template import context [as 别名]
# 或者: from django.template.context import RequestContext [as 别名]
def import_xls(request, username):
    if request.user.username != username:
        return HttpResponseForbidden(render_to_string("403.html"))

    handle, filename = mkstemp()
    try:
        os.write(handle, request.FILES['file'].read())
        wb = xlrd.open_workbook(filename)
        for xl_sheet in wb.sheets():
            if xl_sheet.nrows > 0 and xl_sheet.ncols > 0:
                name = '%s - %s' % (
                    splitext(request.FILES['file'].name)[0],
                    xl_sheet.name
                )
                sheet = Sheet(owner=request.user, name=name)
                sheet.jsonify_worksheet(worksheet_from_excel(xl_sheet))
                sheet.save()

                try:
                    calculate(request, sheet.owner.username, sheet.id)
                except:
                    pass

    except Exception:
        return render(
            request,
            'import_xls_error.html',
            {},
            context_instance=RequestContext(request)
        )
    finally:
        os.close(handle)
        os.unlink(filename)
    return HttpResponseRedirect('/') 

# 需要导入模块: from django.template import context [as 别名]
# 或者: from django.template.context import RequestContext [as 别名]
def import_csv(request, sheet):
    def error_response():
        return render(
            request,
            'import_csv_error.html',
            {'sheet': sheet},
            context_instance=RequestContext(request)
        )

    form = ImportCSVForm(request.POST, request.FILES)
    if not form.is_valid():
        return error_response()

    worksheet = sheet.unjsonify_worksheet()
    csv_file = request.FILES['file']
    column = form.cleaned_data['column']
    row = form.cleaned_data['row']
    excel_file_encoding = request.POST['csv_encoding']=='excel'
    try:
        worksheet = worksheet_from_csv(
            worksheet, csv_file, column, row, excel_file_encoding
        )
    except DirigibleImportError:
        return error_response()

    sheet.jsonify_worksheet(worksheet)
    if update_sheet_with_version_check(sheet, contents_json=sheet.contents_json):
        calculate(request, sheet.owner.username, sheet.id)
        return HttpResponseRedirect(reverse('sheet_page',kwargs={
                'username' : request.user.username,
                'sheet_id' : sheet.id,
        }))
    else:
        return HttpResponse('FAILED') 

# 需要导入模块: from django.template import context [as 别名]
# 或者: from django.template.context import RequestContext [as 别名]
def render(self, context=None, request=None):
        # A deprecation path is required here to cover the following usage:
        # >>> from django.template import Context
        # >>> from django.template.loader import get_template
        # >>> template = get_template('hello.html')
        # >>> template.render(Context({'name': 'world'}))
        # In Django 1.7 get_template() returned a django.template.Template.
        # In Django 1.8 it returns a django.template.backends.django.Template.
        # In Django 1.10 the isinstance checks should be removed. If passing a
        # Context or a RequestContext works by accident, it won't be an issue
        # per se, but it won't be officially supported either.
        if isinstance(context, RequestContext):
            if request is not None and request is not context.request:
                raise ValueError(
                    "render() was called with a RequestContext and a request "
                    "argument which refer to different requests. Make sure "
                    "that the context argument is a dict or at least that "
                    "the two arguments refer to the same request.")
            warnings.warn(
                "render() must be called with a dict, not a RequestContext.",
                RemovedInDjango110Warning, stacklevel=2)

        elif isinstance(context, Context):
            warnings.warn(
                "render() must be called with a dict, not a Context.",
                RemovedInDjango110Warning, stacklevel=2)

        else:
            context = make_context(context, request)

        try:
            return self.template.render(context)
        except TemplateDoesNotExist as exc:
            reraise(exc, self.backend) 

# 需要导入模块: from django.template import context [as 别名]
# 或者: from django.template.context import RequestContext [as 别名]
def widget(self):
        context = {'widget_id': self.id, 'widget_title': self.title, 'widget_icon': self.widget_icon,
            'widget_type': self.widget_type, 'form': self, 'widget': self}
        self.context(context)
        return loader.render_to_string(self.template, context, context_instance=RequestContext(self.request)) 

# 需要导入模块: from django.template import context [as 别名]
# 或者: from django.template.context import RequestContext [as 别名]
def get_context_dict(context):
    """
     Contexts in django version 1.9+ must be dictionaries. As xadmin has a legacy with older versions of django,
    the function helps the transition by converting the [RequestContext] object to the dictionary when necessary.
    :param context: RequestContext
    :return: dict
    """
    if isinstance(context, RequestContext):
        ctx = {}
        map(ctx.update, context.dicts)
    else:
        ctx = context
    return ctx