Ejemplo n.º 1
0
def get_facets_by_filter(request, query, facet_filter, **kwargs):
    params = {}
    fq = kwargs.get('fq', None)
    if fq:
        params['fq'] = fq
    facet_fields = []
    for filter in facet_filter:
        facet_fields.append(filter)
    params['facet'] = 'true'
    params['facet_field'] = facet_fields
    q = '%s AND currency:inr AND client_id: %s' % (query, request.client.client.id)
    if utils.is_future_ecom(request.client.client) or utils.is_ezoneonline(request.client.client):
        q += ' AND -type:variant '
    if utils.is_holii_client(request.client.client) or utils.is_wholii_client(request.client.client):
        q += ' AND -type:variable '
    solr_result = solr_search(q, fields='id', highlight=None, score=False, sort=None, request=request, sort_order="", **params)
    facet_counts = solr_result.facet_counts
    facet_choices = {}
    for filter in facet_filter:
        try:
            facets = facet_counts['facet_fields'][filter].items()
        except KeyError:
            continue
        facets = sorted(facets, key=lambda (k,v): (v,k))
        facets.reverse()
        choices = []
        for data, count in facets:
            if count == 0:
                break
            choices.append((data, count))
        facet_choices[filter] = choices
    return facet_choices
Ejemplo n.º 2
0
def level_categories_facets(request, parent_category):
    params = {}
    facet_fields = []
    facet_fields.append('category_id')
    params['facet'] = 'true'
    params['facet_field'] = facet_fields
    q = 'category_id:%s AND currency:inr AND client_id: %s' % (
        parent_category.parent.id, request.client.client.id)
    if utils.is_future_ecom(request.client.client) or utils.is_ezoneonline(
            request.client.client):
        q += ' AND -type:variant '
    if utils.is_holii_client(request.client.client) or utils.is_wholii_client(
            request.client.client):
        q += ' AND -type:variable '
    solr_result = solr_search(q,
                              fields='id',
                              highlight=None,
                              score=False,
                              sort=None,
                              request=request,
                              sort_order="asc",
                              **params)
    facet_counts = solr_result.facet_counts
    category_facets = facet_counts['facet_fields']['category_id'].items()
    return category_facets
Ejemplo n.º 3
0
def level_categories_facets(request, parent_category):
    params = {}
    facet_fields = []
    facet_fields.append('category_id')
    params['facet'] = 'true'
    params['facet_field'] = facet_fields
    q = 'category_id:%s AND currency:inr AND client_id: %s' % (parent_category.parent.id, request.client.client.id)
    if utils.is_future_ecom(request.client.client) or utils.is_ezoneonline(request.client.client):
        q += ' AND -type:variant '
    if utils.is_holii_client(request.client.client) or utils.is_wholii_client(request.client.client):
        q += ' AND -type:variable '
    solr_result = solr_search(q, fields='id', highlight=None, score=False, sort=None, request=request, sort_order="asc", **params)
    facet_counts = solr_result.facet_counts
    category_facets = facet_counts['facet_fields']['category_id'].items() 
    return category_facets
Ejemplo n.º 4
0
def get_facets_by_filter(request, query, facet_filter, **kwargs):
    params = {}
    fq = kwargs.get('fq', None)
    if fq:
        params['fq'] = fq
    facet_fields = []
    for filter in facet_filter:
        facet_fields.append(filter)
    params['facet'] = 'true'
    params['facet_field'] = facet_fields
    q = '%s AND currency:inr AND client_id: %s' % (query,
                                                   request.client.client.id)
    if utils.is_future_ecom(request.client.client) or utils.is_ezoneonline(
            request.client.client):
        q += ' AND -type:variant '
    if utils.is_holii_client(request.client.client) or utils.is_wholii_client(
            request.client.client):
        q += ' AND -type:variable '
    solr_result = solr_search(q,
                              fields='id',
                              highlight=None,
                              score=False,
                              sort=None,
                              request=request,
                              sort_order="",
                              **params)
    facet_counts = solr_result.facet_counts
    facet_choices = {}
    for filter in facet_filter:
        try:
            facets = facet_counts['facet_fields'][filter].items()
        except KeyError:
            continue
        facets = sorted(facets, key=lambda (k, v): (v, k))
        facets.reverse()
        choices = []
        for data, count in facets:
            if count == 0:
                break
            choices.append((data, count))
        facet_choices[filter] = choices
    return facet_choices
Ejemplo n.º 5
0
    def __init__(self, request, inits, *args, **kw):
        self.request = request
        super(FilterForm, self).__init__(*args, **kw)
        # hidden fields for persisting data from header search
        self.fields['q'] = forms.CharField(widget=forms.HiddenInput, max_length=300, required=False)
        self.fields['store'] = forms.ModelChoiceField(widget=forms.HiddenInput, required=False,
                queryset = Store.objects.get_query_set())

        self.category = inits.get('category', None)
        self.brand = inits.get('brand', None)
        self.query = inits.get('query', None)
        self.tags = inits.get('tags', None)
        self.tag_ids = inits.get('tag_ids', None)
        self.tab = inits.get('tab', None)
        self.product = inits.get('product', None)
        self.price = inits.get('price', None)
        self.discount = inits.get('discount', None)
        self.clearance_sale = inits.get('clearance_sale', False)
        ignored_chars = '^(){{}};<>?/\|+'
        if self.query:
            for char in ignored_chars:
                self.query = self.query.replace(char, '')
        if self.category:
            self.query = 'category_id: %s' % self.category.id
        if self.brand:
            self.query = 'brand_id: %s' % self.brand.id
        if self.tags:
            self.query = 'tags: %s' % self.tags
        if self.tag_ids:
            self.query = 'tag_id: %s' % self.tag_ids
        if self.tab:
            self.query = 'tab_id: %s' % self.tab
        if not self.query:
            self.query = 'category_id: [* TO *]'
        if self.product:
            self.query = 'id: %s' % self.product
        if inits.get('q',''):
            self.fields['q'].initial = inits['q']
        if inits.get('store',''):
            self.fields['store'].initial = inits['store']

        # params to hold the request made to solr
        self.price_label = "offerprice_%s" % self.request.client.id
        self.discount_label = "discount_%s" % self.request.client.id
        params = {}
        if self.price:             
            params['fq'] = '%s:[%s TO %s], category_id:[* TO *], brand_id:[* TO *]' % (self.price_label, self.price['min'], self.price['max'])

        if self.discount:             
            params['fq'] = '%s:[%s TO %s], category_id:[* TO *], brand_id:[* TO *]' % (self.discount_label, self.discount['min'], self.discount['max'])
        facet_fields = []
        facet_queries = []
        facet_stats = []

        format_tag_ids = None
        
        if utils.is_future_ecom(self.request.client.client):
            # Add tag_id for FutureBazaar to fetch retailer tags
            facet_fields.append('tag_id')
            retailer_prod_tags = ProductTags.objects.select_related("tag__id").filter(type="retailers").values("tag__id").distinct()
            format_tag_ids = [tag["tag__id"] for tag in retailer_prod_tags]

        if self.clearance_sale:
            format_tag_ids = self.clearance_sale['format_tag_ids']
            solr_tag_ids = (" OR ").join(str(x) for x in format_tag_ids)
            if solr_tag_ids:
                params['fq'] = 'category_id:[* TO *], brand_id:[* TO *],  tag_id:(%s)' % (solr_tag_ids)
            # Add tag_id to facet fields for Clearance Sale
            # Check if Clearance is filtered by tag or category wise
            if self.clearance_sale['filter_id']:
                self.query += " AND %s_id:%s " % (self.clearance_sale['filter'], self.clearance_sale['filter_id'])
        # always facet by brand and category
        facet_fields.append('brand_id')
        facet_fields.append('category_id')

        facet_stats_name_map = {}
        # Get category filters and add them to facets
        if self.category:
            filters = self.category.filter_set.select_related('feature').all()
            for filter in filters:
                if filter.type == 'positive_presence':
                    # An and checkbox/positive presence is a filter on presence 
                    # of a feature and is applied on feature groups.
                    # e.g Connectivity has options of GPRS, Wi-Fi, Bluetooth.
                    # Each is a feature and has additional data 
                    # like 802.11 a/b/g/n. But we are interested in 
                    # having that feature, not the details.
                    facet_fields.append('%s_pr_l' % filter.feature_group.id)
                elif filter.type == 'buckets':
                    for filterbucket in filter.filterbucket_set.all():
                        facet_queries.append(filterbucket.get_facet_query())
                elif filter.type == 'slider':
                    facet_stats.append(filter.feature.solr_key())
                    facet_stats_name_map[filter.feature.solr_key()] = filter.name
                else:
                    facet_fields.append(filter.feature.solr_key())

                    
        if facet_fields:
            params['facet'] = 'true'
            params['facet_field'] = facet_fields
            params['facet_limit'] = '-1' # Fetching all facet counts
            params['facet_mincount'] = '1' # Ensure there are documents
        if facet_queries:
            params['facet_query'] = facet_queries

        # add params to get price info
        params['stats'] = 'true'
        params['stats_field'] = (self.price_label, self.discount_label)
        params['stats_field'] += tuple([x for x in facet_stats])

        if not utils.is_cc(self.request):
            self.query = '%s AND currency:inr' % self.query
        self.query += ' AND client_id: %s' % self.request.client.client.id

        if utils.is_future_ecom(request.client.client) or utils.is_ezoneonline(request.client.client):
            self.query += ' AND -type:variant '
        if utils.is_holii_client(request.client.client) or utils.is_wholii_client(request.client.client):
            self.query += ' AND -type:variable '
        requested_category_id = request.GET.get('c',None)            
        if requested_category_id:
            self.query += " AND category_id:%s" % (requested_category_id)
        solr_result = solr_search(self.query, fields='id',
                highlight=None, score=False,
                sort=None, sort_order="asc", request=request, **params)
        facet_counts = solr_result.facet_counts
        if params['facet'] == 'true':
            if self.category:
                #filters = self.category.product_type.filter_set.select_related('feature').all()
                #filters = Filter.objects.select_related('feature').filter(product_type__type='mobile')
                for filter in filters:
                    choices = []
                    feature_choices = None
                    if filter.feature:
                        feature_choices = filter.feature.featurechoice_set.all()
                    if filter.feature_group:
                        id_feature_map = {}
                        key = '%s_pr_l' % filter.feature_group.id
                        key_facet_info = facet_counts['facet_fields'][key]
                        for feature in filter.feature_group.feature_set.all():
                            id_feature_map[str(feature.id)] = feature.name

                        for data, count in key_facet_info.items():
                            if count == 0:
                                continue
                            name = '%s (%s)' % (id_feature_map[str(data)], count)
                            choices.append((data, name))
                    elif filter.type == 'buckets':
                        key = '_fb%s_' % (filter.id)
                        fq_map = dict([(str(fb.get_facet_query()), fb) for fb in filter.filterbucket_set.all()])
                        choice_map = {}
                        for facet_query, count in facet_counts.get('facet_queries',{}).items():
                            if count == 0:
                                continue
                            if str(facet_query) in fq_map:
                                choice_map[fq_map[facet_query].id] = ('fb_%s' % fq_map[facet_query].id,
                                    '%s (%s)' % (fq_map[facet_query].display_name, count))

                        for fb in filter.filterbucket_set.all().order_by('sort_order'):
                            if fb.id in choice_map:
                                choices.append(choice_map[fb.id])

                    elif feature_choices:
                        key = filter.feature.solr_key()
                        for choice in feature_choices:
                            if choice.name in facet_counts['facet_fields'][key]:
                                choice_count = facet_counts['facet_fields'][key].get(choice.name,0)
                                if choice_count == 0:
                                    continue
                                choices.append((choice.name,
                                    '%s (%s)' % (choice.name, choice_count)))
                    elif filter.type != 'slider':
                        key = filter.feature.solr_key()
                        key_facet_info = facet_counts['facet_fields'][key]
                        for data, count in key_facet_info.items():
                            if count == 0:
                                continue
                            name = '%s (%s)' % (data, count)
                            if filter.feature.type == 'number':
                                name = '%s %s (%s)' % (("%.1f" % Decimal(data)).replace('.0',''), filter.feature.unit.code, count)
                            choices.append((data, name))
                    if filter.type != 'buckets':
                        choices = sorted(choices, key=lambda c:c[1].lower())
                    if filter.type != 'slider':
                        self.fields[key] = forms.MultipleChoiceField(widget=forms.CheckboxSelectMultiple,
                            choices = tuple(choices),
                            required=False, label=filter.name)
                        self.fields[key].__setattr__('id',self.fields[key].label.lower().replace(' ','_'))

            if self.clearance_sale or utils.is_future_ecom(request.client.client):
                tag_inits = []
                tag_map = {}
                tags = Tag.objects.filter(id__in = facet_counts['facet_fields']['tag_id'])
                tags = tags.filter(id__in=format_tag_ids)
                for tag in tags:
                    tag_map[str(tag.id)] = tag
                choices = []
                custom_tag_id = None
                if self.clearance_sale and self.clearance_sale['filter'] == 'tag':
                    custom_tag_id = self.clearance_sale['filter_id'] 
                tag_facets = facet_counts['facet_fields']['tag_id'].items()
                tag_facets = sorted(tag_facets, key=lambda (k,v): (v,k))
                tag_facets.reverse()
                for data, count in tag_facets:
                    if int(data) not in format_tag_ids:
                        continue
                    if count == 0:
                        break
                    if custom_tag_id:
                        if custom_tag_id == tag_map[str(data)].id:
                            tag_inits.append(tag_map[str(data)].id)
                    else:
                        tag_inits.append(tag_map[str(data)].id)
                    name = '%s (%s)' % (tag_map[str(data)].display_name, count)
                    choices.append((tag_map[str(data)].id, name))
                choices = sorted(choices, key=lambda c:c[1].lower())
                self.fields['t'] = forms.MultipleChoiceField(widget=forms.CheckboxSelectMultiple,
                    choices = tuple(choices),
                    #initial = tag_inits,
                    required=False, label='Retailer')
            cat_inits = []
            cat_ids = []
            if requested_category_id:
                try:
                    requested_category = Category.objects.get(id=requested_category_id)
                except:
                    requested_category = None
            parent_category = None
            category_hierarchy = []
            custom_cat_id = None
            if self.clearance_sale:
                custom_cat_id = self.clearance_sale['filter_id'] if self.clearance_sale['filter'] == 'category' else None
                if custom_cat_id:
                    requested_category_id = custom_cat_id
                    requested_category = Category.objects.get(id=requested_category_id)
                    request.GET.c = custom_cat_id
            if not self.category:
                if requested_category_id:
                    category_hierarchy = utils.get_category_hierarchy(requested_category)
                    cat_ids = get_filter_category_ids(requested_category)
                else:
                    solr_cat_ids = facet_counts['facet_fields']['category_id']
                    parent_cats = CategoryGraph.objects.select_related(
                        "category").filter(Q(parent=None) & Q(category__id__in=solr_cat_ids))
                    cat_ids = [c.category.id for c in parent_cats]
            else:
                cat_ids = get_filter_category_ids(self.category)
                category_hierarchy = utils.get_category_hierarchy(self.category)
            categories = Category.objects.select_related('client').filter(
                id__in = facet_counts['facet_fields']['category_id'])
            category_map = {}
            choices = []
            for cat in categories:
                category_map[str(cat.id)] = cat
            category_facets = facet_counts['facet_fields']['category_id'].items() 
            if self.category and utils.is_leaf_category(self.category):
                parent_category = CategoryGraph.objects.filter(category=self.category).exclude(parent=None)
                if parent_category:
                    parent_category = parent_category[0]
                    category_facets = level_categories_facets(self.request, parent_category)
            category_facets = sorted(category_facets, key=lambda (k,v): (v,k))
            category_facets.reverse()
            category_dict_facets = {}
            for id, count in category_facets:
                if count == 0:
                    break
                category_dict_facets[id] = count
            categories = Category.objects.select_related("client").filter(id__in = category_dict_facets.keys())
            category_map = {}
            choices = []
            for cat in categories:
                category_map[str(cat.id)] = cat
            for data, count in category_dict_facets.iteritems():
                if str(data) not in category_map:
                    continue
                if category_map[str(data)].client != request.client.client:
                    continue
                if int(data)  in cat_ids:                
                    cat_inits.append(category_map[str(data)].id)
                name = '%s (%s)' % (category_map[str(data)].name, count)
                choices.append((category_map[str(data)].id, name))
            choices = sorted(choices, key=lambda c:c[1].lower())
            self.fields['c'] = forms.MultipleChoiceField(widget=forms.CheckboxSelectMultiple,
                    choices = tuple(choices),
                    initial = cat_inits,
                    required = False, label='Category')
            if category_hierarchy:
                self.fields['hc'] = forms.ChoiceField(widget=forms.Select,
                        choices = tuple(category_hierarchy),
                        initial = [],
                        required = False, label='Category Hierarchy')
            brand_inits = []
            brand_map = {}
            brand_facets = facet_counts['facet_fields']['brand_id'].items()
            brand_facets = sorted(brand_facets, key=lambda (k,v): (v,k))
            brand_facets.reverse()
            brand_dict_facets = {}
            for id, count in brand_facets:
                if count == 0:
                    break
                brand_dict_facets[id] = count
            brands = Brand.objects.select_related("id","name").filter(id__in = brand_dict_facets.keys())
            for brand in brands:
                brand_map[str(brand.id)] = brand
            choices = []
            for data, count in brand_dict_facets.iteritems():
                data = str(data)
                count = str(count)
                name = '%s (%s)' % (brand_map[data].name, count)
                choices.append((brand_map[data].id, name))
            choices = sorted(choices, key=lambda c:c[1].lower())
            self.fields['b'] = forms.MultipleChoiceField(widget=forms.CheckboxSelectMultiple,
                choices = tuple(choices),
                #initial = brand_inits,
                required=False, label='Brand')
            # price filter
            if solr_result:
                if solr_result.stats['stats_fields']['%s' % self.price_label]:
                    self.gmin = int(solr_result.stats['stats_fields']['%s' % self.price_label]['min'])
                    self.gmax = int(solr_result.stats['stats_fields']['%s' % self.price_label]['max'])
                    self.cmin = self.gmin
                    self.cmax = self.gmax
                    self.fields['min'] = forms.DecimalField(widget=forms.HiddenInput, required=False, label='Min. Price', initial=self.gmin)
                    self.fields['max'] = forms.DecimalField(widget=forms.HiddenInput,required=False, label='Max. Price', initial=self.gmax)
                if solr_result.stats['stats_fields']['%s' % self.discount_label]:
                    self.dmin = int(solr_result.stats['stats_fields']['%s' % self.discount_label]['min'])
                    self.dmax = int(solr_result.stats['stats_fields']['%s' % self.discount_label]['max'])
                    self.dlmin = self.dmin
                    self.dlmax = self.dmax
                    self.fields['min_discount'] = forms.CharField(widget=forms.HiddenInput, required=False, label='Min. Discount', initial=(self.dmin))
                    self.fields['max_discount'] = forms.CharField(widget=forms.HiddenInput, required=False, label='Max. Discount', initial=(self.dmax))
                for fs in facet_stats:
                    if solr_result.stats['stats_fields']['%s' % fs]:
                        setattr(self, 'gmin_'+fs, int(solr_result.stats['stats_fields']['%s' % fs]['min']))
                        setattr(self, 'gmax_'+fs, int(solr_result.stats['stats_fields']['%s' % fs]['max']))
                        setattr(self, 'cmin_'+fs, getattr(self, 'gmin_'+fs))
                        setattr(self, 'cmax_'+fs, getattr(self, 'gmax_'+fs))
                        self.fields['min_'+fs] = forms.CharField(widget=forms.HiddenInput(attrs={'class':'facet_slider'}), required=False,\
                                                 label=facet_stats_name_map[fs], initial=(getattr(self, 'gmin_'+fs)))
                        self.fields['min_'+fs].__setattr__('name', 'min_' + fs )
                        self.fields['min_'+fs].__setattr__('id', 'min_' + fs )
                        self.fields['max_'+fs] = forms.CharField(widget=forms.HiddenInput(attrs={'class':'hidden'}), required=False,\
                                                 label=facet_stats_name_map[fs], initial=(getattr(self, 'gmax_'+fs)))
                        self.fields['max_'+fs].__setattr__('name', 'max_' + fs)
                        self.fields['max_'+fs].__setattr__('id', 'max_' + fs)
Ejemplo n.º 6
0
    def __init__(self, request, inits, *args, **kw):
        self.request = request
        super(FilterForm, self).__init__(*args, **kw)
        # hidden fields for persisting data from header search
        self.fields['q'] = forms.CharField(widget=forms.HiddenInput,
                                           max_length=300,
                                           required=False)
        self.fields['store'] = forms.ModelChoiceField(
            widget=forms.HiddenInput,
            required=False,
            queryset=Store.objects.get_query_set())

        self.category = inits.get('category', None)
        self.brand = inits.get('brand', None)
        self.query = inits.get('query', None)
        self.tags = inits.get('tags', None)
        self.tag_ids = inits.get('tag_ids', None)
        self.tab = inits.get('tab', None)
        self.product = inits.get('product', None)
        self.price = inits.get('price', None)
        self.discount = inits.get('discount', None)
        self.clearance_sale = inits.get('clearance_sale', False)
        ignored_chars = '^(){{}};<>?/\|+'
        if self.query:
            for char in ignored_chars:
                self.query = self.query.replace(char, '')
        if self.category:
            self.query = 'category_id: %s' % self.category.id
        if self.brand:
            self.query = 'brand_id: %s' % self.brand.id
        if self.tags:
            self.query = 'tags: %s' % self.tags
        if self.tag_ids:
            self.query = 'tag_id: %s' % self.tag_ids
        if self.tab:
            self.query = 'tab_id: %s' % self.tab
        if not self.query:
            self.query = 'category_id: [* TO *]'
        if self.product:
            self.query = 'id: %s' % self.product
        if inits.get('q', ''):
            self.fields['q'].initial = inits['q']
        if inits.get('store', ''):
            self.fields['store'].initial = inits['store']

        # params to hold the request made to solr
        self.price_label = "offerprice_%s" % self.request.client.id
        self.discount_label = "discount_%s" % self.request.client.id
        params = {}
        if self.price:
            params[
                'fq'] = '%s:[%s TO %s], category_id:[* TO *], brand_id:[* TO *]' % (
                    self.price_label, self.price['min'], self.price['max'])

        if self.discount:
            params[
                'fq'] = '%s:[%s TO %s], category_id:[* TO *], brand_id:[* TO *]' % (
                    self.discount_label, self.discount['min'],
                    self.discount['max'])
        facet_fields = []
        facet_queries = []
        facet_stats = []

        format_tag_ids = None

        if utils.is_future_ecom(self.request.client.client):
            # Add tag_id for FutureBazaar to fetch retailer tags
            facet_fields.append('tag_id')
            retailer_prod_tags = ProductTags.objects.select_related(
                "tag__id").filter(
                    type="retailers").values("tag__id").distinct()
            format_tag_ids = [tag["tag__id"] for tag in retailer_prod_tags]

        if self.clearance_sale:
            format_tag_ids = self.clearance_sale['format_tag_ids']
            solr_tag_ids = (" OR ").join(str(x) for x in format_tag_ids)
            if solr_tag_ids:
                params[
                    'fq'] = 'category_id:[* TO *], brand_id:[* TO *],  tag_id:(%s)' % (
                        solr_tag_ids)
            # Add tag_id to facet fields for Clearance Sale
            # Check if Clearance is filtered by tag or category wise
            if self.clearance_sale['filter_id']:
                self.query += " AND %s_id:%s " % (
                    self.clearance_sale['filter'],
                    self.clearance_sale['filter_id'])
        # always facet by brand and category
        facet_fields.append('brand_id')
        facet_fields.append('category_id')

        facet_stats_name_map = {}
        # Get category filters and add them to facets
        if self.category:
            filters = self.category.filter_set.select_related('feature').all()
            for filter in filters:
                if filter.type == 'positive_presence':
                    # An and checkbox/positive presence is a filter on presence
                    # of a feature and is applied on feature groups.
                    # e.g Connectivity has options of GPRS, Wi-Fi, Bluetooth.
                    # Each is a feature and has additional data
                    # like 802.11 a/b/g/n. But we are interested in
                    # having that feature, not the details.
                    facet_fields.append('%s_pr_l' % filter.feature_group.id)
                elif filter.type == 'buckets':
                    for filterbucket in filter.filterbucket_set.all():
                        facet_queries.append(filterbucket.get_facet_query())
                elif filter.type == 'slider':
                    facet_stats.append(filter.feature.solr_key())
                    facet_stats_name_map[
                        filter.feature.solr_key()] = filter.name
                else:
                    facet_fields.append(filter.feature.solr_key())

        if facet_fields:
            params['facet'] = 'true'
            params['facet_field'] = facet_fields
            params['facet_limit'] = '-1'  # Fetching all facet counts
            params['facet_mincount'] = '1'  # Ensure there are documents
        if facet_queries:
            params['facet_query'] = facet_queries

        # add params to get price info
        params['stats'] = 'true'
        params['stats_field'] = (self.price_label, self.discount_label)
        params['stats_field'] += tuple([x for x in facet_stats])

        if not utils.is_cc(self.request):
            self.query = '%s AND currency:inr' % self.query
        self.query += ' AND client_id: %s' % self.request.client.client.id

        if utils.is_future_ecom(request.client.client) or utils.is_ezoneonline(
                request.client.client):
            self.query += ' AND -type:variant '
        if utils.is_holii_client(
                request.client.client) or utils.is_wholii_client(
                    request.client.client):
            self.query += ' AND -type:variable '
        requested_category_id = request.GET.get('c', None)
        if requested_category_id:
            self.query += " AND category_id:%s" % (requested_category_id)
        solr_result = solr_search(self.query,
                                  fields='id',
                                  highlight=None,
                                  score=False,
                                  sort=None,
                                  sort_order="asc",
                                  request=request,
                                  **params)
        facet_counts = solr_result.facet_counts
        if params['facet'] == 'true':
            if self.category:
                #filters = self.category.product_type.filter_set.select_related('feature').all()
                #filters = Filter.objects.select_related('feature').filter(product_type__type='mobile')
                for filter in filters:
                    choices = []
                    feature_choices = None
                    if filter.feature:
                        feature_choices = filter.feature.featurechoice_set.all(
                        )
                    if filter.feature_group:
                        id_feature_map = {}
                        key = '%s_pr_l' % filter.feature_group.id
                        key_facet_info = facet_counts['facet_fields'][key]
                        for feature in filter.feature_group.feature_set.all():
                            id_feature_map[str(feature.id)] = feature.name

                        for data, count in key_facet_info.items():
                            if count == 0:
                                continue
                            name = '%s (%s)' % (id_feature_map[str(data)],
                                                count)
                            choices.append((data, name))
                    elif filter.type == 'buckets':
                        key = '_fb%s_' % (filter.id)
                        fq_map = dict([(str(fb.get_facet_query()), fb)
                                       for fb in filter.filterbucket_set.all()
                                       ])
                        choice_map = {}
                        for facet_query, count in facet_counts.get(
                                'facet_queries', {}).items():
                            if count == 0:
                                continue
                            if str(facet_query) in fq_map:
                                choice_map[fq_map[facet_query].id] = (
                                    'fb_%s' % fq_map[facet_query].id,
                                    '%s (%s)' %
                                    (fq_map[facet_query].display_name, count))

                        for fb in filter.filterbucket_set.all().order_by(
                                'sort_order'):
                            if fb.id in choice_map:
                                choices.append(choice_map[fb.id])

                    elif feature_choices:
                        key = filter.feature.solr_key()
                        for choice in feature_choices:
                            if choice.name in facet_counts['facet_fields'][
                                    key]:
                                choice_count = facet_counts['facet_fields'][
                                    key].get(choice.name, 0)
                                if choice_count == 0:
                                    continue
                                choices.append(
                                    (choice.name,
                                     '%s (%s)' % (choice.name, choice_count)))
                    elif filter.type != 'slider':
                        key = filter.feature.solr_key()
                        key_facet_info = facet_counts['facet_fields'][key]
                        for data, count in key_facet_info.items():
                            if count == 0:
                                continue
                            name = '%s (%s)' % (data, count)
                            if filter.feature.type == 'number':
                                name = '%s %s (%s)' % (
                                    ("%.1f" % Decimal(data)).replace('.0', ''),
                                    filter.feature.unit.code, count)
                            choices.append((data, name))
                    if filter.type != 'buckets':
                        choices = sorted(choices, key=lambda c: c[1].lower())
                    if filter.type != 'slider':
                        self.fields[key] = forms.MultipleChoiceField(
                            widget=forms.CheckboxSelectMultiple,
                            choices=tuple(choices),
                            required=False,
                            label=filter.name)
                        self.fields[key].__setattr__(
                            'id',
                            self.fields[key].label.lower().replace(' ', '_'))

            if self.clearance_sale or utils.is_future_ecom(
                    request.client.client):
                tag_inits = []
                tag_map = {}
                tags = Tag.objects.filter(
                    id__in=facet_counts['facet_fields']['tag_id'])
                tags = tags.filter(id__in=format_tag_ids)
                for tag in tags:
                    tag_map[str(tag.id)] = tag
                choices = []
                custom_tag_id = None
                if self.clearance_sale and self.clearance_sale[
                        'filter'] == 'tag':
                    custom_tag_id = self.clearance_sale['filter_id']
                tag_facets = facet_counts['facet_fields']['tag_id'].items()
                tag_facets = sorted(tag_facets, key=lambda (k, v): (v, k))
                tag_facets.reverse()
                for data, count in tag_facets:
                    if int(data) not in format_tag_ids:
                        continue
                    if count == 0:
                        break
                    if custom_tag_id:
                        if custom_tag_id == tag_map[str(data)].id:
                            tag_inits.append(tag_map[str(data)].id)
                    else:
                        tag_inits.append(tag_map[str(data)].id)
                    name = '%s (%s)' % (tag_map[str(data)].display_name, count)
                    choices.append((tag_map[str(data)].id, name))
                choices = sorted(choices, key=lambda c: c[1].lower())
                self.fields['t'] = forms.MultipleChoiceField(
                    widget=forms.CheckboxSelectMultiple,
                    choices=tuple(choices),
                    #initial = tag_inits,
                    required=False,
                    label='Retailer')
            cat_inits = []
            cat_ids = []
            if requested_category_id:
                try:
                    requested_category = Category.objects.get(
                        id=requested_category_id)
                except:
                    requested_category = None
            parent_category = None
            category_hierarchy = []
            custom_cat_id = None
            if self.clearance_sale:
                custom_cat_id = self.clearance_sale[
                    'filter_id'] if self.clearance_sale[
                        'filter'] == 'category' else None
                if custom_cat_id:
                    requested_category_id = custom_cat_id
                    requested_category = Category.objects.get(
                        id=requested_category_id)
                    request.GET.c = custom_cat_id
            if not self.category:
                if requested_category_id:
                    category_hierarchy = utils.get_category_hierarchy(
                        requested_category)
                    cat_ids = get_filter_category_ids(requested_category)
                else:
                    solr_cat_ids = facet_counts['facet_fields']['category_id']
                    parent_cats = CategoryGraph.objects.select_related(
                        "category").filter(
                            Q(parent=None) & Q(category__id__in=solr_cat_ids))
                    cat_ids = [c.category.id for c in parent_cats]
            else:
                cat_ids = get_filter_category_ids(self.category)
                category_hierarchy = utils.get_category_hierarchy(
                    self.category)
            categories = Category.objects.select_related('client').filter(
                id__in=facet_counts['facet_fields']['category_id'])
            category_map = {}
            choices = []
            for cat in categories:
                category_map[str(cat.id)] = cat
            category_facets = facet_counts['facet_fields'][
                'category_id'].items()
            if self.category and utils.is_leaf_category(self.category):
                parent_category = CategoryGraph.objects.filter(
                    category=self.category).exclude(parent=None)
                if parent_category:
                    parent_category = parent_category[0]
                    category_facets = level_categories_facets(
                        self.request, parent_category)
            category_facets = sorted(category_facets,
                                     key=lambda (k, v): (v, k))
            category_facets.reverse()
            category_dict_facets = {}
            for id, count in category_facets:
                if count == 0:
                    break
                category_dict_facets[id] = count
            categories = Category.objects.select_related("client").filter(
                id__in=category_dict_facets.keys())
            category_map = {}
            choices = []
            for cat in categories:
                category_map[str(cat.id)] = cat
            for data, count in category_dict_facets.iteritems():
                if str(data) not in category_map:
                    continue
                if category_map[str(data)].client != request.client.client:
                    continue
                if int(data) in cat_ids:
                    cat_inits.append(category_map[str(data)].id)
                name = '%s (%s)' % (category_map[str(data)].name, count)
                choices.append((category_map[str(data)].id, name))
            choices = sorted(choices, key=lambda c: c[1].lower())
            self.fields['c'] = forms.MultipleChoiceField(
                widget=forms.CheckboxSelectMultiple,
                choices=tuple(choices),
                initial=cat_inits,
                required=False,
                label='Category')
            if category_hierarchy:
                self.fields['hc'] = forms.ChoiceField(
                    widget=forms.Select,
                    choices=tuple(category_hierarchy),
                    initial=[],
                    required=False,
                    label='Category Hierarchy')
            brand_inits = []
            brand_map = {}
            brand_facets = facet_counts['facet_fields']['brand_id'].items()
            brand_facets = sorted(brand_facets, key=lambda (k, v): (v, k))
            brand_facets.reverse()
            brand_dict_facets = {}
            for id, count in brand_facets:
                if count == 0:
                    break
                brand_dict_facets[id] = count
            brands = Brand.objects.select_related(
                "id", "name").filter(id__in=brand_dict_facets.keys())
            for brand in brands:
                brand_map[str(brand.id)] = brand
            choices = []
            for data, count in brand_dict_facets.iteritems():
                data = str(data)
                count = str(count)
                name = '%s (%s)' % (brand_map[data].name, count)
                choices.append((brand_map[data].id, name))
            choices = sorted(choices, key=lambda c: c[1].lower())
            self.fields['b'] = forms.MultipleChoiceField(
                widget=forms.CheckboxSelectMultiple,
                choices=tuple(choices),
                #initial = brand_inits,
                required=False,
                label='Brand')
            # price filter
            if solr_result:
                if solr_result.stats['stats_fields']['%s' % self.price_label]:
                    self.gmin = int(solr_result.stats['stats_fields'][
                        '%s' % self.price_label]['min'])
                    self.gmax = int(solr_result.stats['stats_fields'][
                        '%s' % self.price_label]['max'])
                    self.cmin = self.gmin
                    self.cmax = self.gmax
                    self.fields['min'] = forms.DecimalField(
                        widget=forms.HiddenInput,
                        required=False,
                        label='Min. Price',
                        initial=self.gmin)
                    self.fields['max'] = forms.DecimalField(
                        widget=forms.HiddenInput,
                        required=False,
                        label='Max. Price',
                        initial=self.gmax)
                if solr_result.stats['stats_fields']['%s' %
                                                     self.discount_label]:
                    self.dmin = int(solr_result.stats['stats_fields'][
                        '%s' % self.discount_label]['min'])
                    self.dmax = int(solr_result.stats['stats_fields'][
                        '%s' % self.discount_label]['max'])
                    self.dlmin = self.dmin
                    self.dlmax = self.dmax
                    self.fields['min_discount'] = forms.CharField(
                        widget=forms.HiddenInput,
                        required=False,
                        label='Min. Discount',
                        initial=(self.dmin))
                    self.fields['max_discount'] = forms.CharField(
                        widget=forms.HiddenInput,
                        required=False,
                        label='Max. Discount',
                        initial=(self.dmax))
                for fs in facet_stats:
                    if solr_result.stats['stats_fields']['%s' % fs]:
                        setattr(
                            self, 'gmin_' + fs,
                            int(solr_result.stats['stats_fields']['%s' %
                                                                  fs]['min']))
                        setattr(
                            self, 'gmax_' + fs,
                            int(solr_result.stats['stats_fields']['%s' %
                                                                  fs]['max']))
                        setattr(self, 'cmin_' + fs,
                                getattr(self, 'gmin_' + fs))
                        setattr(self, 'cmax_' + fs,
                                getattr(self, 'gmax_' + fs))
                        self.fields['min_'+fs] = forms.CharField(widget=forms.HiddenInput(attrs={'class':'facet_slider'}), required=False,\
                                                 label=facet_stats_name_map[fs], initial=(getattr(self, 'gmin_'+fs)))
                        self.fields['min_' + fs].__setattr__(
                            'name', 'min_' + fs)
                        self.fields['min_' + fs].__setattr__('id', 'min_' + fs)
                        self.fields['max_'+fs] = forms.CharField(widget=forms.HiddenInput(attrs={'class':'hidden'}), required=False,\
                                                 label=facet_stats_name_map[fs], initial=(getattr(self, 'gmax_'+fs)))
                        self.fields['max_' + fs].__setattr__(
                            'name', 'max_' + fs)
                        self.fields['max_' + fs].__setattr__('id', 'max_' + fs)