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Python DatatablesForm.is_valid方法代码示例

本文整理汇总了Python中eztables.forms.DatatablesForm.is_valid方法的典型用法代码示例。如果您正苦于以下问题:Python DatatablesForm.is_valid方法的具体用法?Python DatatablesForm.is_valid怎么用?Python DatatablesForm.is_valid使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在eztables.forms.DatatablesForm的用法示例。


在下文中一共展示了DatatablesForm.is_valid方法的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: test_invalid_sorting_parameters

# 需要导入模块: from eztables.forms import DatatablesForm [as 别名]
# 或者: from eztables.forms.DatatablesForm import is_valid [as 别名]
 def test_invalid_sorting_parameters(self):
     '''Should not validate invalid sorting parameters'''
     form = DatatablesForm({
         'sEcho': '1',
         'iColumns': '5',
         'iDisplayStart': '0',
         'iDisplayLength': '10',
         'sSearch': '',
         'bRegex': 'false',
         'iSortingCols': '1',
     })
     self.assertFalse(form.is_valid())
开发者ID:pombredanne,项目名称:django-eztables,代码行数:14,代码来源:tests.py

示例2: test_valid_extra_parameters

# 需要导入模块: from eztables.forms import DatatablesForm [as 别名]
# 或者: from eztables.forms.DatatablesForm import is_valid [as 别名]
	def test_valid_extra_parameters(self):
		'''Should validate with extra parameters'''
		form = DatatablesForm({
			'sEcho': '1',
			'iColumns': '5',
			'iDisplayStart': '0',
			'iDisplayLength': '10',
			'sSearch': '',
			'bRegex': 'false',
			'iSortingCols': '1',
			'mDataProp_0': '0',
			'mDataProp_1': '1',
			'mDataProp_2': '2',
			'mDataProp_3': '3',
			'mDataProp_4': '4',
			'sSearch_0': 's0',
			'sSearch_1': 's1',
			'sSearch_2': 's2',
			'sSearch_3': 's3',
			'sSearch_4': 's4',
			'bRegex_0': 'false',
			'bRegex_1': 'false',
			'bRegex_2': 'false',
			'bRegex_3': 'false',
			'bRegex_4': 'false',
			'bSearchable_0': 'true',
			'bSearchable_1': 'true',
			'bSearchable_2': 'true',
			'bSearchable_3': 'true',
			'bSearchable_4': 'true',
			'bSortable_0': 'true',
			'bSortable_1': 'true',
			'bSortable_2': 'true',
			'bSortable_3': 'true',
			'bSortable_4': 'true',
			'iSortCol_0': '0',
			'sSortDir_0': 'asc',
		})
		self.assertTrue(form.is_valid())
		for idx in xrange(5):
			self.assertEqual(form.cleaned_data['mDataProp_%s' % idx], '%s' % idx)
			self.assertEqual(form.cleaned_data['sSearch_%s' % idx], 's%s' % idx)
			self.assertEqual(form.cleaned_data['bRegex_%s' % idx], False)
			self.assertEqual(form.cleaned_data['bSearchable_%s' % idx], True)
			self.assertEqual(form.cleaned_data['bSortable_%s' % idx], True)
		self.assertEqual(form.cleaned_data['iSortCol_0'], 0)
		self.assertEqual(form.cleaned_data['sSortDir_0'], 'asc')
开发者ID:pembo13,项目名称:django-eztables,代码行数:49,代码来源:tests.py

示例3: test_base_parameters

# 需要导入模块: from eztables.forms import DatatablesForm [as 别名]
# 或者: from eztables.forms.DatatablesForm import is_valid [as 别名]
 def test_base_parameters(self):
     '''Should validate base parameters'''
     form = DatatablesForm({
         'sEcho': '1',
         'iColumns': '5',
         'iDisplayStart': '0',
         'iDisplayLength': '10',
         'sSearch': '',
         'bRegex': 'false',
         'iSortingCols': '1',
         'iSortCol_0': '0',
         'sSortDir_0': 'asc',
     })
     self.assertTrue(form.is_valid())
     self.assertEqual(form.cleaned_data['sEcho'], '1')
     self.assertEqual(form.cleaned_data['iColumns'], 5)
     self.assertEqual(form.cleaned_data['iDisplayStart'], 0)
     self.assertEqual(form.cleaned_data['iDisplayLength'], 10)
     self.assertEqual(form.cleaned_data['sSearch'], '')
     self.assertEqual(form.cleaned_data['bRegex'], False)
     self.assertEqual(form.cleaned_data['iSortingCols'], 1)
开发者ID:pombredanne,项目名称:django-eztables,代码行数:23,代码来源:tests.py

示例4: DatatablesDisplayFieldsMixin

# 需要导入模块: from eztables.forms import DatatablesForm [as 别名]
# 或者: from eztables.forms.DatatablesForm import is_valid [as 别名]
class DatatablesDisplayFieldsMixin(object):
    display_fields = None

    def get_row(self, row):
        """Format a single row if necessary.

        :param row: The row to format.

        :raises: `ImproperlyConfigured` exception is class does not have a
            display_fields member.

        :returns: A list of data.
        """
        if self.display_fields is None:
            raise ImproperlyConfigured(
                u"`DatatablesDisplayMixin` requires a display_fields tuple to"
                " be defined.")

        return [getattr(row, name) for field, name in self.display_fields if
                field in self.fields]

    def process_dt_response(self, data):
        self.form = DatatablesForm(data)

        if self.form.is_valid():
            self.object_list = self.get_queryset()

            return self.render_to_response(self.form)
        else:
            return HttpResponseBadRequest()

    def global_search(self, queryset, excludes=None):
        """Filter a queryset using a global search.

        :param queryset: The queryset to filter.

        :returns: A filtered queryset.
        """
        qs = copy.deepcopy(queryset)
        qs2 = copy.deepcopy(queryset)
        zero_start_term = False
        search = search_str = self.dt_data['sSearch']
        fields = self.get_db_fields()

        if excludes:
            for exclude in excludes:
                fields.remove(exclude) if exclude in fields else None

        if search:
            if self.dt_data['bRegex']:
                criterions = [Q(**{'%s__iregex' % field: search})
                              for field in fields
                              if self.can_regex(field)]

                if len(criterions) > 0:
                    search = reduce(or_, criterions)
                    queryset = queryset.filter(search)
            else:
                for term in search.split():
                    if term.startswith(u'0'):
                        zero_start_term = True

                    criterions = (Q(**{'%s__icontains' % field: term})
                                  for field in fields)
                    search = reduce(or_, criterions)
                    queryset = queryset.filter(search)

            if zero_start_term:
                for term in search_str.split():
                    try:
                        term = int(term)
                    except ValueError:
                        pass
                    else:
                        criterions = (Q(**{'%s__istartswith' % field: term})
                                      for field in fields)
                        search = reduce(or_, criterions)
                        qs = qs.filter(search)

                queryset = qs2.filter(Q(pk__in=qs.values('pk'))
                                      | Q(pk__in=queryset.values('pk')))

        return queryset
开发者ID:crononauta,项目名称:tally-ho,代码行数:85,代码来源:mixins.py

示例5: DatatablesView

# 需要导入模块: from eztables.forms import DatatablesForm [as 别名]
# 或者: from eztables.forms.DatatablesForm import is_valid [as 别名]
class DatatablesView(MultipleObjectMixin, View):
    '''
    Render a paginated server-side Datatables JSON view.

    See: http://www.datatables.net/usage/server-side
    '''
    fields = []
    _db_fields = None

    def post(self, request, *args, **kwargs):
        return self.process_dt_response(request.POST)

    def get(self, request, *args, **kwargs):
        return self.process_dt_response(request.GET)

    def process_dt_response(self, data):
        self.form = DatatablesForm(data)
        if self.form.is_valid():
            self.object_list = self.get_queryset()
            return self.render_to_response(self.form)

        else:
            return HttpResponseBadRequest()

    def get_db_fields(self):
        if not self._db_fields:
            self._db_fields = []
            fields = self.fields.values() if isinstance(self.fields, dict) else self.fields
            for field in fields:
                if callable(field):
                    continue
                elif RE_FORMATTED.match(field):
                    self._db_fields.extend(RE_FORMATTED.findall(field))
                else:
                    self._db_fields.append(field)
        return self._db_fields

    @property
    def dt_data(self):
        return self.form.cleaned_data

    def get_field(self, index):
        if isinstance(self.fields, dict):
            return self.fields[self.dt_data['mDataProp_%s' % index]]
        else:
            return self.fields[index]

    def can_regex(self, field):
        '''Test if a given field supports regex lookups'''
        from django.conf import settings
        if settings.DATABASES['default']['ENGINE'].endswith('sqlite3'):
            return not isinstance(get_real_field(self.model, field), UNSUPPORTED_REGEX_FIELDS)
        else:
            return True

    def get_orders(self):
        '''Get ordering fields for ``QuerySet.order_by``'''
        orders = []
        iSortingCols = self.dt_data['iSortingCols']
        dt_orders = [(self.dt_data['iSortCol_%s' % i], self.dt_data['sSortDir_%s' % i]) for i in xrange(iSortingCols)]
        for field_idx, field_dir in dt_orders:
            direction = '-' if field_dir == DESC else ''
            if hasattr(self, 'sort_col_%s' % field_idx):
                method = getattr(self, 'sort_col_%s' % field_idx)
                result = method(direction)
                if isinstance(result, (bytes, text_type)):
                    orders.append(result)
                else:
                    orders.extend(result)
            else:
                field = self.get_field(field_idx)
                if RE_FORMATTED.match(field):
                    tokens = RE_FORMATTED.findall(field)
                    orders.extend(['%s%s' % (direction, token) for token in tokens])
                else:
                    orders.append('%s%s' % (direction, field))
        return orders

    def global_search(self, queryset):
        '''Filter a queryset with global search'''
        search = self.dt_data['sSearch']
        if search:
            if self.dt_data['bRegex']:
                criterions = [
                    Q(**{'%s__iregex' % field: search})
                    for field in self.get_db_fields()
                    if self.can_regex(field)
                ]
                if len(criterions) > 0:
                    search = reduce(or_, criterions)
                    queryset = queryset.filter(search)
            else:
                for term in search.split():
                    criterions = (Q(**{'%s__icontains' % field: term}) for field in self.get_db_fields())
                    search = reduce(or_, criterions)
                    queryset = queryset.filter(search)
        return queryset

    def column_search(self, queryset):
        '''Filter a queryset with column search'''
#.........这里部分代码省略.........
开发者ID:bernardotorres,项目名称:django-eztables,代码行数:103,代码来源:views.py

示例6: DatatablesView

# 需要导入模块: from eztables.forms import DatatablesForm [as 别名]
# 或者: from eztables.forms.DatatablesForm import is_valid [as 别名]
class DatatablesView(MultipleObjectMixin, View):
    '''
    Render a paginated server-side Datatables JSON view.

    See: http://www.datatables.net/usage/server-side
    '''
    fields = []
    _db_fields = None
    ServerSide = True
    _formatted_fields = False
    filters = {}

    def post(self, request, *args, **kwargs):
        return self.process_dt_response(request.POST)

    def get(self, request, *args, **kwargs):
        return self.process_dt_response(request.GET)

    def process_dt_response(self, data):
        # Switch between server-side and client-side mode. Given that
        # 'iColumns' is a needed server-side parameter, if it doesn't exist we
        # can safely switch to client-side.
        if 'iColumns' in data:
            self.generate_search_sets(data)
            self.form = DatatablesForm(data)
            if not self.form.is_valid():
                return HttpResponseBadRequest()
        else:
            self.form = None
            self.ServerSide = False
        self.qs = self.get_queryset()
        self.set_object_list()
        return self.render_to_response(self.form)

    def set_object_list(self):
        if isinstance(self.fields, dict):
            self.object_list = self.qs.values(*self.get_db_fields())
        else:
            self.object_list = self.qs.values_list(*self.get_db_fields())

    def get_db_fields(self):
        if not self._db_fields:
            self._db_fields = []
            fields = self.fields.values() if isinstance(self.fields, dict) else self.fields
            for field in fields:
                if RE_FORMATTED.match(field):
                    self._formatted_fields = True
                    self._db_fields.extend(RE_FORMATTED.findall(field))
                else:
                    self._db_fields.append(field)
        return self._db_fields

    @property
    def dt_data(self):
        return self.form.cleaned_data

    def get_field(self, index):
        if isinstance(self.fields, dict):
            return self.fields[self.dt_data['mDataProp_%s' % index]]
        else:
            return self.fields[index]

    def can_regex(self, field):
        '''Test if a given field supports regex lookups'''
        from django.conf import settings
        if settings.DATABASES['default']['ENGINE'].endswith('sqlite3'):
            return not isinstance(get_real_field(self.model, field), UNSUPPORTED_REGEX_FIELDS)
        else:
            return True

    def generate_search_sets(self, request):
        """Generate search sets from DataTables request.

        Search sets are lists of key-value pairs (in tuple format) that define
        the search space for the column search function and custom filter
        functions.  These lists are generated from the DataTables HTTP request
        using the following method:

        * If the request, has an argument that starts with "sSearch_" and whose
          value is not empty, then we decide on which search set it will be
          added.
        * The arguments that are added in the column search set must have as
          suffix a number that corresponds to a table column.
        * All other arguments are added in the filter search set.

        Note: The reason why we use the values of the HTTP request instead of
        the values of form.cleaned_data is because we cannot always know the
        filter name, i.e. what is followed after "sSearch_", which means that
        we cannot create a form field for it.
        """
        self.column_set = []
        self.filter_set = {}

        for param, value in request.iteritems():
            if not param.startswith("sSearch_"):
                continue
            if not value:
                continue

            _, search = param.split("_", 1)
#.........这里部分代码省略.........
开发者ID:apyrgio,项目名称:django-eztables,代码行数:103,代码来源:views.py

示例7: DatatablesView

# 需要导入模块: from eztables.forms import DatatablesForm [as 别名]
# 或者: from eztables.forms.DatatablesForm import is_valid [as 别名]
class DatatablesView(MultipleObjectMixin, View):
    '''
    Render a paginated server-side Datatables JSON view.

    See: http://www.datatables.net/usage/server-side
    '''
    fields = []
    _db_fields = None

    def post(self, request, *args, **kwargs):
        return self.process_dt_response(request.POST)

    def get(self, request, *args, **kwargs):
        return self.process_dt_response(request.GET)

    def process_dt_response(self, data):
        self.form = DatatablesForm(data)
        if self.form.is_valid():
            self.object_list = self.get_queryset().values(*self.get_db_fields())
            return self.render_to_response(self.form)
        else:
            return HttpResponseBadRequest()

    def get_db_fields(self):
        if not self._db_fields:
            self._db_fields = []
            fields = self.fields.values() if isinstance(self.fields, dict) else self.fields
            for field in fields:
                if RE_FORMATTED.match(field):
                    self._db_fields.extend(RE_FORMATTED.findall(field))
                else:
                    self._db_fields.append(field)
        return self._db_fields

    @property
    def dt_data(self):
        return self.form.cleaned_data

    def get_field(self, index):
        if isinstance(self.fields, dict):
            return self.fields[self.dt_data['mDataProp_%s' % index]]
        else:
            return self.fields[index]

    def get_orders(self):
        '''Get ordering fields for ``QuerySet.order_by``'''
        orders = []
        iSortingCols = self.dt_data['iSortingCols']
        dt_orders = [(self.dt_data['iSortCol_%s' % i], self.dt_data['sSortDir_%s' % i]) for i in xrange(iSortingCols)]
        for field_idx, field_dir in dt_orders:
            direction = '-' if field_dir == DESC else ''
            if hasattr(self, 'sort_col_%s' % field_idx):
                method = getattr(self, 'sort_col_%s' % field_idx)
                result = method(direction)
                if isinstance(result, (bytes, text_type)):
                    orders.append(result)
                else:
                    orders.extend(result)
            else:
                field = self.get_field(field_idx)
                if RE_FORMATTED.match(field):
                    tokens = RE_FORMATTED.findall(field)
                    orders.extend(['%s%s' % (direction, token) for token in tokens])
                else:
                    orders.append('%s%s' % (direction, field))
        return orders

    def global_search(self, queryset):
        '''Filter a queryset with global search'''
        search = self.dt_data['sSearch']
        if search:
            if self.dt_data['bRegex']:
                criterions = (Q(**{'%s__iregex' % field: search}) for field in self.get_db_fields())
                search = reduce(or_, criterions)
                queryset = queryset.filter(search)
            else:
                ors = []
                for comma_split in search.split(','):
                    ands = []
                    for term in comma_split.split():
                        criterions = (Q(**{'%s__icontains' % field: term}) for field in self.get_db_fields())
                        single_term = reduce(Q.__or__, criterions)
                        ands.append(single_term)
                    search = reduce(Q.__and__, ands)
                    ors.append(search)
                search = reduce(Q.__or__, ors)
                queryset = queryset.filter(search)
        return queryset

    def column_search(self, queryset):
        '''Filter a queryset with column search'''
        for idx in xrange(self.dt_data['iColumns']):
            search = self.dt_data['sSearch_%s' % idx]
            if search:
                if hasattr(self, 'search_col_%s' % idx):
                    custom_search = getattr(self, 'search_col_%s' % idx)
                    queryset = custom_search(search, queryset)
                else:
                    field = self.get_field(idx)
                    fields = RE_FORMATTED.findall(field) if RE_FORMATTED.match(field) else [field]
#.........这里部分代码省略.........
开发者ID:mentionllc,项目名称:django-eztables,代码行数:103,代码来源:views.py

示例8: DatatablesView

# 需要导入模块: from eztables.forms import DatatablesForm [as 别名]
# 或者: from eztables.forms.DatatablesForm import is_valid [as 别名]
class DatatablesView(DatatablesView):

    def process_dt_response(self, data):
        self.form = DatatablesForm(data)
        if self.form.is_valid():
            #flush_transaction()
            self.object_list = self.get_queryset().values(*self.get_db_fields())
            #print 'get_queryset: %s' % str(self.get_queryset)
            self.field_choices_dict = get_field_choices(self.get_queryset()[:1], self.get_db_fields())
            #field_choices_dict={}
            #print '####################################################################################################################'
            #print '###object_list: %s, type: %s' % (self.object_list, type(self.object_list))
            #self.object_list = get_object_list_display(self.object_list, field_choices_dict)
            #print '********************************************************************************************************************'
            #print '***object_list: %s, type: %s' % (self.object_list, type(self.object_list))
            #print 'object_list: %s' % str(object_list)
            #print 'field_choices_dict: %s' % str(field_choices_dict)
            #print 'object_list_display: %s' % str(object_list_display)
            #self.object_list = self.get_queryset().values(*self.get_db_fields())
            #self.object_list = self.object_list_display
            return self.render_to_response(self.form)
        else:
            return HttpResponseBadRequest()
    
    def get_page(self, form):
        '''Get the requested page'''
        page_size = form.cleaned_data['iDisplayLength']
        start_index = form.cleaned_data['iDisplayStart']
        if page_size == -1:
            #page_size = self.object_list.count()
            page_size = len(self.object_list)
            if page_size == 0: page_size = 1
        paginator = Paginator(self.object_list, page_size)
        num_page = (start_index / page_size) + 1
        return paginator.page(num_page)
    
    def can_regex(self, field):
        '''Test if a given field supports regex lookups'''
        from django.conf import settings
        if settings.DATABASES['default']['ENGINE'].endswith('sqlite3'):
            return not isinstance(get_real_field(self.model, field), UNSUPPORTED_REGEX_FIELDS)
        elif settings.DATABASES['default']['ENGINE'].endswith('mysql'):
            return not isinstance(get_real_field(self.model, field), UNSUPPORTED_REGEX_FIELDS)
        else:
            return True
    
    def global_search(self, queryset):
        '''Filter a queryset with global search'''
        search = self.dt_data['sSearch']
        if search:
            if self.dt_data['bRegex']:
                criterions = [Q(**{'%s__iregex' % field: search}) for field in self.get_db_fields() if self.can_regex(field)]
                if len(criterions) > 0:
                    search = reduce(or_, criterions)
                    queryset = queryset.filter(search)
            else:
                for term in search.split():
                    #criterions = (Q(**{'%s__icontains' % field: term}) for field in self.get_db_fields())
                    criterions = (Q(**{'%s__icontains' % field: term}) for field in self.get_db_fields() if self.can_regex(field))
                    search = reduce(or_, criterions)
                    #print search
                    queryset = queryset.filter(search)
        return queryset

    def render_to_response(self, form, **kwargs):
        '''Render Datatables expected JSON format'''
        page = self.get_page(form)
        #print 'page_type_object_list: %s' % type(page.object_list)
        page.object_list = get_object_list_display(page.object_list, self.field_choices_dict)
        data = {
            'iTotalRecords': page.paginator.count,
            'iTotalDisplayRecords': page.paginator.count,
            'sEcho': form.cleaned_data['sEcho'],
            'aaData': self.get_rows(page.object_list),
            #'aaData': self.get_rows(object_list),
        }
        return self.json_response(data)
开发者ID:shsdev,项目名称:ESSArch_EPP,代码行数:79,代码来源:libs.py

示例9: ClientsDatatableView

# 需要导入模块: from eztables.forms import DatatablesForm [as 别名]
# 或者: from eztables.forms.DatatablesForm import is_valid [as 别名]
class ClientsDatatableView(DatatablesView):
    model = Client
    fields = ("{first_name} {last_name},{pk}", "phone", "sex", "birth_date", "mail")

    display_fields = ("sex",)

    def get_company(self):
        return self.request.session.get("company", None)

    def global_search(self, queryset):
        return super(ClientsDatatableView, self).global_search(queryset).filter(company=self.get_company())

    def column_search(self, queryset):
        return super(ClientsDatatableView, self).column_search(queryset).filter(company=self.get_company())

    def get_queryset(self):
        return super(ClientsDatatableView, self).get_queryset().filter(company=self.get_company())

    def get_db_fields(self):
        if not self._db_fields:
            self._db_fields = []
            fields = self.fields.values() if isinstance(self.fields, dict) else self.fields
            for field in fields:
                if RE_FORMATTED.match(field):
                    self._db_fields.extend(RE_FORMATTED.findall(field))
                else:
                    self._db_fields.append(field)
        return self._db_fields

    def process_dt_response(self, data):
        self.form = DatatablesForm(data)
        if self.form.is_valid():
            # self.object_list = self.get_queryset().values(*self.get_db_fields())
            self.object_list = self.display_objects(self.get_queryset().all())
            return self.render_to_response(self.form)
        else:
            return HttpResponseBadRequest()

    def display_objects(self, objects):
        objects_list = []
        for object in objects:
            o = {}
            for field in self.get_db_fields():
                if field in self.display_fields:
                    o[field] = getattr(object, "get_%s_display" % field)()
                else:
                    o[field] = getattr(object, field)

            objects_list.append(o)
        return objects_list

    def get_row(self, row):
        """Format a single row (if necessary)"""

        if isinstance(self.fields, dict):
            return dict(
                [
                    (key, text_type(value).format(**row) if RE_FORMATTED.match(value) else row[value])
                    for key, value in self.fields.items()
                ]
            )
        else:
            return [
                text_type(field).format(**row) if RE_FORMATTED.match(field) else row[field] for field in self.fields
            ]

    def get_rows(self, rows):
        """Format all rows"""
        return [self.get_row(row) for row in rows]
开发者ID:vladignatyev,项目名称:adjuvat,代码行数:71,代码来源:views.py


注:本文中的eztables.forms.DatatablesForm.is_valid方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。