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import logging
from django import forms
from haystack . forms import SearchForm
logger = logging . getLogger ( __name__ )
class BlogSearchForm ( SearchForm ) :
"""
mk:
博客搜索表单类
继承自haystack的SearchForm，
"""
querydata = forms . CharField ( required = True )
def search ( self ) :
"""
mk:
执行搜索操作
首先调用父类的搜索方法获取基础搜索结果，然后验证表单数据的有效性，
如果表单数据有效且查询数据存在，则记录查询日志
Returns:
搜索结果数据集
"""
# mk:调用父类的搜索方法获取基础搜索结果
datas = super ( BlogSearchForm , self ) . search ( )
# mk:验证表单数据，如果无效则返回无查询结果
if not self . is_valid ( ) :
return self . no_query_found ( )
# mk:如果查询数据存在，记录查询日志
if self . cleaned_data [ ' querydata ' ] :
logger . info ( self . cleaned_data [ ' querydata ' ] )
return datas
