def get(self, request, *args, **kwargs):
"""
搜索 PostgreSQL
"""
# 关键字参数和分页参数
keyword = request.GET.get("keyword")
page = request.GET.get("page", 1)
# 查询数据库(数据来自spider)
movies = Movie.objects.order_by("rank")
if keyword:
strict = Q(title__icontains=keyword) | Q(desc__icontains=keyword) | Q(quote__icontains=keyword)
movies = movies.filter(strict)
pass
# 分页
paginator = Paginator(object_list=movies, per_page=10)
try:
pager = paginator.page(page)
except PageNotAnInteger:
pager = paginator.page(1)
except EmptyPage:
pager = paginator.page(paginator.num_pages)
pass
# 分页片段中使用 pager.queries 达到在翻页时带着查询参数的目的
pager.queries = "keyword=%s" % (request.GET.get("keyword") or "",)
# [网页模板]和[通用分页片段(pagination_jinja.html)]中使用 "page" 来访问 Page object
context = {}
context["page"] = pager
return coffin_render(request, "movie.html", context)
def get(self, request, *args, **kwargs):
"""
搜索 PostgreSQL
"""
# 关键字参数和分页参数
keyword = request.GET.get('keyword')
page = request.GET.get('page', 1)
# 查询数据库(数据来自spider)
movies = Movie.objects.order_by('rank')
if keyword:
strict = Q(title__icontains=keyword) | \
Q(desc__icontains=keyword) | \
Q(quote__icontains=keyword)
movies = movies.filter(strict)
pass
# 分页
paginator = Paginator(object_list=movies, per_page=10)
try:
pager = paginator.page(page)
except PageNotAnInteger:
pager = paginator.page(1)
except EmptyPage:
pager = paginator.page(paginator.num_pages)
pass
# 分页片段中使用 pager.queries 达到在翻页时带着查询参数的目的
pager.queries = "keyword=%s" % (request.GET.get('keyword') or '', )
# [网页模板]和[通用分页片段(pagination_jinja.html)]中使用 "page" 来访问 Page object
context = {}
context['page'] = pager
return coffin_render(request, 'movie.html', context)
def get(self, request, *args, **kwargs):
context = {}
context.update(coffin_version="0.4.0")
context.update(none_value=None)
# print context
# {'coffin_version': '0.4.0', 'none_value': None}
# 跟 Django 模板不同，Jinja2 模板会将 None 显示为字符串 "None"
return coffin_render(request, "jinja2.html", context)
def get(self, request, *args, **kwargs):
context = {}
context.update(coffin_version='0.4.0')
context.update(none_value=None)
# print context
# {'coffin_version': '0.4.0', 'none_value': None}
# 跟 Django 模板不同，Jinja2 模板会将 None 显示为字符串 "None"
return coffin_render(request, 'jinja2.html', context)
def get(self, request, *args, **kwargs):
"""
搜索 ElasticSearch
"""
# 关键字参数和分页参数
keyword = request.GET.get("keyword")
page = request.GET.get("page", 1)
print "----------------------------------------------------------------------------------------"
dsl_movie = {
"query": {
"bool": {
"should": [
{"match": {"title": keyword}},
{"match": {"desc": keyword}},
{"match": {"quote": keyword}},
]
}
}
}
# [1] 创建客户端对象 查询ElasticSearch
# from pyelasticsearch import ElasticSearch
# es = ElasticSearch(
# urls='http://192.168.100.100',
# port=9200,
# )
# [2] ElasticSearch(单例模式)
from elasticsearchclient.elasticsearchclient import es_client
print ">>>>>>>>>> ElasticSearch(Singleton)"
print id(es_client)
print ">>>>>>>>>> ElasticSearch(Singleton)"
# ElasticSearch 分页参数: es_from, size
search = es_client.search(index="douban", doc_type="movie", query=dsl_movie, es_from=0, size=250)
# print json.JSONEncoder(indent=4).encode(search)
hits = search["hits"]["hits"]
movies = [hit["_source"] for hit in hits]
print "----------------------------------------------------------------------------------------"
# 分页
paginator = Paginator(object_list=movies, per_page=10)
try:
pager = paginator.page(page)
except PageNotAnInteger:
pager = paginator.page(1)
except EmptyPage:
pager = paginator.page(paginator.num_pages)
pass
# 分页片段中使用 pager.queries 达到在翻页时带着查询参数的目的
pager.queries = "keyword=%s" % (request.GET.get("keyword") or "",)
# [网页模板]和[通用分页片段(pagination_jinja.html)]中使用 "page" 来访问 Page object
context = {}
context["page"] = pager
return coffin_render(request, "movie.html", context)
def get(self, request, *args, **kwargs):
"""
搜索 ElasticSearch
"""
# 关键字参数和分页参数
keyword = request.GET.get('keyword')
page = request.GET.get('page', 1)
print '----------------------------------------------------------------------------------------'
dsl_movie = {
'query': {
'bool': {
'should': [{
'match': {
'title': keyword,
}
}, {
'match': {
'desc': keyword,
}
}, {
'match': {
'quote': keyword,
}
}]
}
}
}
# [1] 创建客户端对象 查询ElasticSearch
# from pyelasticsearch import ElasticSearch
# es = ElasticSearch(
# urls='http://192.168.100.100',
# port=9200,
# )
# [2] ElasticSearch(单例模式)
from elasticsearchclient.elasticsearchclient import es_client
print '>>>>>>>>>> ElasticSearch(Singleton)'
print id(es_client)
print '>>>>>>>>>> ElasticSearch(Singleton)'
# ElasticSearch 分页参数: es_from, size
search = es_client.search(
index='douban',
doc_type='movie',
query=dsl_movie,
es_from=0,
size=250,
)
# print json.JSONEncoder(indent=4).encode(search)
hits = search['hits']['hits']
movies = [hit['_source'] for hit in hits]
print '----------------------------------------------------------------------------------------'
# 分页
paginator = Paginator(object_list=movies, per_page=10)
try:
pager = paginator.page(page)
except PageNotAnInteger:
pager = paginator.page(1)
except EmptyPage:
pager = paginator.page(paginator.num_pages)
pass
# 分页片段中使用 pager.queries 达到在翻页时带着查询参数的目的
pager.queries = "keyword=%s" % (request.GET.get('keyword') or '', )
# [网页模板]和[通用分页片段(pagination_jinja.html)]中使用 "page" 来访问 Page object
context = {}
context['page'] = pager
return coffin_render(request, 'movie.html', context)
