def Index(request,query):
"""***比购族首页显示及搜索***"""
hotwords = SearchLog.objects.values('keyword').annotate(keyword_count=Count('keyword')).order_by('-keyword_count')[:25]
try:
query=request.GET['query'] #获取搜索的关键词
if not query:
return HttpResponseRedirect("/") #如果搜索框中提交的关键词为空，仍然显示首页
#--保存搜索日志--#
keyword=query.encode('utf-8')
ip=request.META['REMOTE_ADDR']
sessionID=request.session.session_key
s=SearchLog(keyword=keyword,ip=ip,sessionID=sessionID)
s.save()
#--将用户提交的搜索关键词传递给API部分，并通过解析XML得到搜索结果--#
url='http://bigouzu.com/search/api/books/q=' + query #得到真实的url
url=url.encode('utf-8') #对url进行转码
url=urllib2.unquote(url) #对url进行反引用
data=urllib2.urlopen(url) #得到API的所有数据
root=ET.parse(data).getroot() #通过ElementTree进行xml解析
query=root.find('Query').text #得到Query数据
num=root.find('Num').text #得到结果个数
detail=root.findall('Detail') #得到所有符合搜索的书籍信息的迭代器
books=[]
for d in detail:
info=makedict(title=d.find('book_title').text, author=d.find('book_author').text,
siteName=d.find('site_name').text, siteUrl=d.find('site_url').text,
siteLogo=d.find('site_logo').text, youhui=d.find('youhui').text,
oprice=d.find('old_price').text, price=d.find('price').text,
buyUrl=d.find('buy_url').text, state=d.find('book_state').text,
deliverInfo=d.find('deliver_info').text,imgUrl=d.find('book_imgUrl').text,
)
books.append(info) #通过循环得到所有书籍信息的列表
data.close() #关闭data对象
context={'books':books,'query':query,'num':num}
return render_to_response('books/search_result.html',context)
except:
#context={'books':list()}
return render_to_response('index.html',{'hotwords':hotwords})
def search(item):
spellings = ItemSpelling.objects.filter(item = item.id, item__active = True)
modifiers = eval(item.modifier.data)
radius = eval(item.radius.data)
log.debug('MODIFIERS: ' + ', '.join(modifiers))
for modifier in modifiers:
log.debug('MODIFIER: ' + modifier)
# continue
for spelling in spellings:
if len(modifier):
search_text = spelling.text + ' ' + modifier
geocode = ()
else:
search_text = spelling.text
if radius:
geocode = radius
else:
geocode = ()
log.debug('SEARCH TEXT: ' + search_text)
log.debug('RADIUS DATA LENGTH: %d' % (len(geocode)))
search_log = SearchLog.objects.filter(
item = item.id, spelling = spelling.text, modifier = modifier,
radius = item.radius
).order_by(
'-last_twitter_id'
)
if search_log:
twitter_since_id = search_log[0].last_twitter_id
else:
twitter_since_id = None
log.debug('SINCE TWEET ID: ' + str(twitter_since_id))
search = None
search_error = False
try:
search = api.GetSearch(
search_text, per_page = 100,
geocode = geocode, since_id = twitter_since_id
)
except:
search_error = True
if search_error:
try:
search = api.GetSearch(
search_text, per_page = 100,
geocode = geocode
)
except:
pass
if search and len(search) > 0:
# Save record of search.
first_search_id = search[len(search) - 1].id
last_search_id = search[0].id
log.debug('FIRST TWEET ID: %d' % (first_search_id))
log.debug('LAST TWEET ID: %d' % (last_search_id))
search_log = SearchLog()
search_log.item = item
search_log.spelling = spelling.text
search_log.modifier = modifier
search_log.radius = item.radius
search_log.amount = len(search)
search_log.maximum = 100
search_log.first_twitter_id = str(first_search_id)
search_log.last_twitter_id = str(last_search_id)
search_log.save()
for s in search:
# print s
# continue
handler.save_new_tweet(s, modifier, radius, item, spelling)
