def test_canonicalize_parse_url(self):
# parse_url() wraps urlparse and is used in link extractors
self.assertEqual(canonicalize_url(parse_url(u"http://www.example.com/résumé?q=résumé")),
"http://www.example.com/r%C3%A9sum%C3%A9?q=r%C3%A9sum%C3%A9")
self.assertEqual(canonicalize_url(parse_url('http://www.example.com/caf%e9-con-leche.htm')),
'http://www.example.com/caf%E9-con-leche.htm')
self.assertEqual(canonicalize_url(parse_url("http://www.example.com/a%a3do?q=r%c3%a9sum%c3%a9")),
"http://www.example.com/a%A3do?q=r%C3%A9sum%C3%A9")
def test_canonicalize_parse_url(self):
# parse_url() wraps urlparse and is used in link extractors
self.assertEqual(
canonicalize_url(
parse_url(u"http://www.example.com/résumé?q=résumé")),
"http://www.example.com/r%C3%A9sum%C3%A9?q=r%C3%A9sum%C3%A9")
self.assertEqual(
canonicalize_url(
parse_url('http://www.example.com/caf%e9-con-leche.htm')),
'http://www.example.com/caf%E9-con-leche.htm')
self.assertEqual(
canonicalize_url(
parse_url("http://www.example.com/a%a3do?q=r%c3%a9sum%c3%a9")),
"http://www.example.com/a%A3do?q=r%C3%A9sum%C3%A9")
def parse_prod_list(self, response):
print 'parse_prod_list'
urlstr = "%s://%s%s"
parsedurl = surl.parse_url(get_base_url(response))
for grid in response.css('.clearfix .grid_link'):
item = ArchItem()
item['path_url'] = []
item['path_name'] = []
item['main_bread'] = []
item['path_url'].extend(response.meta['item']['path_url'])
item['path_name'].append(response.meta['item']['path_name'])
item['main_bread'].append(response.meta['item']['main_bread'])
prdlnk = grid.xpath('a/@href').extract()[0]
realurl = urlstr % (parsedurl.scheme, parsedurl.netloc, prdlnk)
item['path_url'].append(realurl)
item['path_name'].append(
[grid.css('.name-product').xpath('text()').extract()])
item['main_bread'].append(
response.xpath('//*[@itemprop="title"]/text()').extract())
print "=======================PD:", item['path_url']
yield scrapy.Request(item['path_url'][-1],
meta={'item': item},
callback=self.parse_content)
#return item
nxtpg = response.css('.btn-pag-right').xpath('@href').extract()
if len(nxtpg) > 0:
nextpage = urlstr % (parsedurl.scheme, parsedurl.netloc, nxtpg[0])
yield scrapy.Request(nextpage,
meta={'item': response.meta['item']},
callback=self.parse_prod_list)
def canonicalize_url(url, keep_blank_values=True, keep_fragments=False,
encoding=None):
"""Canonicalize the given url by applying the following procedures:
- sort query arguments, first by key, then by value
- percent encode paths and query arguments. non-ASCII characters are
percent-encoded using UTF-8 (RFC-3986)
- normalize all spaces (in query arguments) '+' (plus symbol)
- normalize percent encodings case (%2f -> %2F)
- remove query arguments with blank values (unless keep_blank_values is True)
- remove duplicate query arguments
- remove fragments (unless keep_fragments is True)
The url passed can be a str or unicode, while the url returned is always a
str.
This builds on scrapy.utils.url.canonicalize_url to remove duplicate arguments.
"""
scheme, netloc, path, params, query, fragment = parse_url(url)
keyvals = urlparse.parse_qsl(query, keep_blank_values)
keyvals = list(set(keyvals))
keyvals.sort()
query = urllib.urlencode(keyvals)
path = safe_url_string(_unquotepath(path)) or '/'
fragment = '' if not keep_fragments else fragment
return urlparse.urlunparse((scheme, netloc.lower(), path, params, query, fragment))
def parse_selloffer_jsonp(self,response):
fixedcontent = self._regex.sub(r"\\\\", response.body)
rep = json.loads(fixedcontent[len(self.jsonp_callback)+1:-1].decode("GBK"))
if rep["hasError"] == True:
self.log("[pase_jsonp] Error:%s %s"%(rep["message"],response.url),level=scrapy.log.ERROR)
return
content = rep["content"]["offerResult"]["html"]
tree=lxml.html.fromstring(content)
#pdb.set_trace()
#parse shop
for href in tree.xpath('//li[@class="sm-offerShopwindow"]//a[@class="sm-previewCompany sw-mod-previewCompanyInfo"]/@href'):
if not href.startswith("http://"):
continue
shop_url = href+"/"
self.log('[pase_jsonp] found shop %s from %s'%(shop_url,response.url),level=scrapy.log.INFO)
yield ShopItem(url=shop_url,insert_time=str(datetime.datetime.now()))
#nextpage
scheme, netloc, path, params, query, fragment = parse_url(response.url)
qs = parse_query(query)
try:
totalPage = int(qs.get('totalPage'))
beginPage = int(qs.get('beginPage'))
except Exception, e:
self.log("[pase_jsonp] %s"%e,level=scrapy.log.ERROR)
return
def parse_selloffer(self,response):
''' parse like this :http://s.1688.com/selloffer/offer_search.htm?.....'''
#parse category
for href in response.xpath('//a/@href').extract():
if not href.startswith("http://s.1688.com/selloffer/offer_search.htm?"):
continue
yield scrapy.Request(href)
#parse shop
for item in self._get_shop_byxpath(response,'//li[@class="sm-offerShopwindow"]//a[@class="sm-previewCompany sw-mod-previewCompanyInfo"]/@href'):
yield item
#next page
scheme, netloc, path, params, query, fragment = parse_url(response.url)
qs = parse_query(query)
keywords = qs.get('keywords')
if not keywords:
return
totalPage= response.xpath('//li[@id="breadCrumbText"]/em/text()').extract()
if len(totalPage ) == 1:
totalPage = int(totalPage[0])/60 +1
else:
totalPage = 50
jsonrpc_url='http://s.1688.com/selloffer/rpc_offer_search.jsonp?descendOrder=true&onlineStatus=yes&isOnlyAlipay=true&sortType=booked&uniqfield=userid&n=y&filt=y&from=marketSearch&async=true&asyncCount=60&startIndex=0&qrwRedirectEnabled=false&offset=0&isWideScreen=false&controls=_template_%3Aofferresult%2Cshopwindow%2CshopwindowOfferResult.vm%7C_moduleConfig_%3AshopwindowResultConfig%7CpageSize%3A60%7C_name_%3AofferResult%7Coffset%3A0&token=959352873'+'&callback=%(callback)s&beginPage=%(beginPage)d&totalPage=%(totalPage)d&keywords=%(keywords)s'%{"callback":self.jsonp_callback,"beginPage":1,"keywords":keywords,"totalPage":totalPage}
yield scrapy.Request(jsonrpc_url)
def parse_caigou(self,response):
''' parse like this :http://s.1688.com/caigou/offer_search.htm?.....'''
#parse category
for href in response.xpath('//a/@href').extract():
if not href.startswith("http://s.1688.com/caigou/offer_search.htm?"):
continue
#yield IndexItem(url=href,insert_time=str(datetime.datetime.now()))
#yield scrapy.Request(href)
for item in self._get_shop_byxpath(response,'//li[@class="sm-offerItem"]/div[@class="sm-offerItem-alitalk"]//a[2]/@href'):
yield item
#next page
scheme, netloc, path, params, query, fragment = parse_url(response.url)
qs = parse_query(query)
keywords = qs.get('keywords')
if not keywords:
return
totalPage= response.xpath('//*[@id="content"]/div[1]/div[1]/div[1]/span/em/text()').extract()
if len(totalPage ) == 1:
totalPage = int(totalPage[0])/60 +1
else:
totalPage = 10
jsonrpc_url='http://s.1688.com/caigou/rpc_offer_search.jsonp?n=y&async=true&asyncCount=60&startIndex=0&qrwRedirectEnabled=false&offset=0&isWideScreen=false&controls=_template_%3Aofferresult%2CjicaiOfferResult.vm%7C_moduleConfig_%3AshopwindowResultConfig%7C_name_%3AofferResult&token=237250634'+'&callback=%(callback)s&beginPage=%(beginPage)d&totalPage=%(totalPage)d&keywords=%(keywords)s'%{"callback":self.jsonp_callback,"beginPage":1,"keywords":keywords,"totalPage":totalPage}
yield scrapy.Request(jsonrpc_url)
def parse(self, response):
self.log("Crawled (%d) <GET %s>" % (response.status, response.url),
level=scrapy.log.INFO)
if response.status != 200:
yield response.request
return
if not isinstance(response, scrapy.http.HtmlResponse):
return
depth = response.meta.get("depth", 1)
for href in response.xpath("//a/@href").extract():
href = href.strip()
if href.startswith("javascript:") or href.startswith(
"rtsp:") or href.startswith("ftp:"):
continue
scheme, netloc, path, params, query, fragment = parse_url(href)
if path:
suffix = path.split('.')[-1]
if suffix in [
"png", "jpg", "gif", "rar", "zip", "mp3", ".pdf",
"doc", ".txt", "docx", "swf", "mp4"
]:
continue
abs_url = urljoin_rfc(response.url, href)
yield UrlItem(url=abs_url, fromurl=response.url)
if depth < 1:
depth += 1
yield scrapy.Request(abs_url, meta={"depth": depth})
def parse_index(self,response):
#parse category
for href in response.xpath('//*[@id="hotwordpanel"]//li/@data-url').extract()+response.xpath('//*[@id="hotwordpanel"]//a/@href').extract():
if not href.startswith("http://"):
continue
scheme, netloc, path, params, query, fragment = parse_url(href)
if netloc.startswith("shop") or path.endswith("creditdetail.htm"):
shop_url = "%s://%s/"%(scheme,netloc)
yield ShopItem(url=shop_url,insert_time=str(datetime.datetime.now()))
self.log('[parse_index] found shop %s'%(shop_url),level=scrapy.log.INFO)
elif netloc == "detail.1688.com":
yield GoodsItem(url=href,insert_time=str(datetime.datetime.now()))
elif netloc == "go.1688.com" and 'supplier' in path:
yield IndexItem(url=href,insert_time=str(datetime.datetime.now()))
yield scrapy.Request(href)
#parse shop
for href in response.xpath('//*[@id="listbody"]/div[@class="supplier-list"]/div[@class="supplier"]/div[@class="title p-margin"]//a/@href').extract():
if not href.startswith("http://"):
continue
scheme, netloc, path, params, query, fragment = parse_url(href)
shop_url = "%s://%s/"%(scheme,netloc)
self.log('[parse_index] found shop %s from %s'%(shop_url,response.url),level=scrapy.log.INFO)
yield ShopItem(url=shop_url,insert_time=str(datetime.datetime.now()))
#next page
scheme, netloc, path, params, query, fragment = parse_url(response.url)
qs = parse_query(query)
pageStart = int(qs.get('pageStart',1))
pageCount = int(qs.get('pageCount',0))
if not pageCount:
pageCount = response.xpath('//*[@id="pageCount"]/@value').extract()
if len(pageCount) > 0:
try:
pageCount = int(pageCount[0])
except Exception, e:
pageCount = 1000
def start_requests(self):
with open('urls_to_scrape_full_urls.csv', 'r') as read_file:
for u in read_file.readlines():
host = parse_url(u.strip()).netloc.lower()
if not host:
continue
self.allowed_domains.append(host)
self.extractor.allow_domains.add(host)
yield scrapy.Request(u.strip(),
callback=self.parse,
errback=self.errback_httpbin,
dont_filter=True)
def my_canonicalize_url(url):
url = canonicalize_url(url)
scheme, netloc, path, params, query, fragment = parse_url(url)
# www.hmrc.gov.uk and hmrc.gov.uk are the same
if netloc == 'hmrc.gov.uk':
netloc = 'www.hmrc.gov.uk'
# Fix manuals links with multiple slashes
path = re.sub(r'^/+', '/', path)
# Fix customs.hmrc with session tokens in path (!?)
if params and path.endswith('.portal'):
params = ''
url = urlparse.urlunparse((scheme, netloc, path, params, query, fragment))
return url
def parse(self,response):
urlstr = "%s://%s%s"
print 'start'
parsedurl = surl.parse_url(get_base_url(response))
#col-categories-selected
for catsel in response.css('.col-categories-selected'):
item = ArchItem()
pathurl = []
pathurl.append(urlstr%(parsedurl.scheme,parsedurl.netloc,catsel.xpath('a/@href').extract()[0]))
item['path_url'] = pathurl
item['path_name'] = catsel.xpath('a/span/text()').extract()
item['main_bread'] = [catsel.xpath('//*[@itemprop="title"]/text()').extract()]
print "!!!!!!!!!!!!!",item['path_url']
yield scrapy.Request(item['path_url'][-1],meta={'item':item},callback=self.pg2parse)
def handle_list(self, response: Response) -> Request:
torrents = response.css(
'td.desc-top a[type="application/x-bittorrent"]::attr(href)'
).extract()
if len(torrents) < 1:
return
for torrent in torrents:
url = parse_url(torrent)
if url.netloc == 'www.nyaa.se':
continue
request = DownloadRequest(url=torrent,
callback=self.handle_item,
dont_filter=True)
request.meta['from_url'] = response.url
yield request
def init_allowed_domains(self):
if (not hasattr(self, 'allowed_domains')) or (hasattr(
self, 'allowed_domains') and (not self.allowed_domains)):
self.allowed_domains = []
dict_locations = dict(self.available_locations)
for url in self.start_urls:
domain = parse_url(
dict_locations[self.location]).netloc.replace('www.', '')
if domain not in self.allowed_domains:
self.allowed_domains.append(domain)
elif hasattr(self, 'allowed_domains') and not isinstance(
self.allowed_domains, list):
self.allowed_domains = list(self.allowed_domains)
if 'bazaarvoice.com' not in self.allowed_domains:
self.allowed_domains.append('bazaarvoice.com')
def pg2parse(self,response):
print 'pg2parse'
parsedurl = surl.parse_url(get_base_url(response))
urlstr = "%s://%s%s"
for subcat in response.css('.cont-sub-content').xpath('a'):
item = ArchItem()
item['path_url']=[]
item['path_name']=[]
item['main_bread']=[]
item['path_url'].extend( response.meta['item']['path_url'])
item['path_name'] .append( response.meta['item']['path_name'])
item['main_bread'] .append( response.meta['item']['main_bread'])
realurl = urlstr%(parsedurl.scheme,parsedurl.netloc,subcat.xpath('@href').extract()[0])
item['path_url'].append(realurl)
item['path_name'].append(subcat.xpath('*/h2[@itemprop="name"]/text()').extract()[0])
item['main_bread'].append(response.xpath('//*[@itemprop="title"]/text()').extract())
print "!!!!!!!!!!!!!==========",item['path_url']
yield scrapy.Request(item['path_url'][-1],meta={'item':item},callback=self.parse_prod_list)
def parse_jinpai(self, response):
div = response.xpath('//*[@id="box_doc"]/div[1]/div/div[1]')
for href in div.xpath("//a/@href").extract():
if not href.startswith("http://"):
continue
scheme, netloc, path, params, query, fragment = parse_url(href)
if netloc.startswith("shop") or path.endswith("creditdetail.htm"):
yield ShopItem(url="%s://%s/"%(scheme,netloc),insert_time=str(datetime.datetime.now()))
elif netloc == "detail.1688.com":
yield GoodsItem(url=href,insert_time=str(datetime.datetime.now()))
elif netloc == "go.1688.com" and 'supplier' in path:
yield IndexItem(url=href,insert_time=str(datetime.datetime.now()))
yield scrapy.Request(href)
pass
def parse(self, response):
urlstr = "%s://%s%s"
print 'start'
parsedurl = surl.parse_url(get_base_url(response))
#col-categories-selected
for catsel in response.css('.col-categories-selected'):
item = ArchItem()
pathurl = []
pathurl.append(urlstr % (parsedurl.scheme, parsedurl.netloc,
catsel.xpath('a/@href').extract()[0]))
item['path_url'] = pathurl
item['path_name'] = catsel.xpath('a/span/text()').extract()
item['main_bread'] = [
catsel.xpath('//*[@itemprop="title"]/text()').extract()
]
print "!!!!!!!!!!!!!", item['path_url']
yield scrapy.Request(item['path_url'][-1],
meta={'item': item},
callback=self.pg2parse)
def parse(self, response):
hidden = lambda id: response.xpath(
'/html/body/input[@id="{}"]/@data-value'.format(id)).extract_first(
)
total_pages = int(hidden('quantidadeTotalPaginas').replace('.', ''))
hashfragment = OrderedDict([
('pagina', None),
('semente', self.seed or hidden('semente')),
])
formdata = OrderedDict([
('tipoOferta', '1'),
('paginaAtual', None),
('pathName', parse_url(response.url).path),
('hashFragment', ''),
])
headers = {'X-Requested-With': 'XMLHttpRequest'}
url = 'https://www.zapimoveis.com.br/Busca/RetornarBuscaAssincrona/'
from_page = self.start
if self.count:
to_page = min(self.start + self.count - 1, total_pages)
else:
to_page = total_pages
self.crawler.stats.set_value('total_pages', total_pages)
self.crawler.stats.set_value('selected_pages',
max(0, to_page - from_page + 1))
for page in range(from_page, to_page + 1):
hashfragment['pagina'] = formdata['paginaAtual'] = str(page)
formdata['hashFragment'] = json.dumps(hashfragment,
separators=(',', ':'))
yield FormRequest(url,
headers=headers,
formdata=formdata,
callback=self.parse_busca)
def parse(self, response):
self.log("Crawled (%d) <GET %s>"%(response.status,response.url),level=scrapy.log.INFO)
if response.status != 200 :
yield response.request
return
if not isinstance(response,scrapy.http.HtmlResponse):
return
depth = response.meta.get("depth",1)
for href in response.xpath("//a/@href").extract():
href = href.strip()
if href.startswith("javascript:") or href.startswith("rtsp:") or href.startswith("ftp:"):
continue
scheme, netloc, path, params, query, fragment = parse_url(href)
if path:
suffix = path.split('.')[-1]
if suffix in ["png","jpg","gif","rar","zip","mp3",".pdf","doc",".txt","docx","swf","mp4"]:
continue
abs_url =urljoin_rfc(response.url,href)
yield UrlItem(url=abs_url,fromurl=response.url)
if depth < 10:
depth += 1
yield scrapy.Request(abs_url,meta={"depth":depth})
def pg2parse(self, response):
print 'pg2parse'
parsedurl = surl.parse_url(get_base_url(response))
urlstr = "%s://%s%s"
for subcat in response.css('.cont-sub-content').xpath('a'):
item = ArchItem()
item['path_url'] = []
item['path_name'] = []
item['main_bread'] = []
item['path_url'].extend(response.meta['item']['path_url'])
item['path_name'].append(response.meta['item']['path_name'])
item['main_bread'].append(response.meta['item']['main_bread'])
realurl = urlstr % (parsedurl.scheme, parsedurl.netloc,
subcat.xpath('@href').extract()[0])
item['path_url'].append(realurl)
item['path_name'].append(
subcat.xpath('*/h2[@itemprop="name"]/text()').extract()[0])
item['main_bread'].append(
response.xpath('//*[@itemprop="title"]/text()').extract())
print "!!!!!!!!!!!!!==========", item['path_url']
yield scrapy.Request(item['path_url'][-1],
meta={'item': item},
callback=self.parse_prod_list)
def parse_prod_list(self,response):
print 'parse_prod_list'
urlstr = "%s://%s%s"
parsedurl = surl.parse_url(get_base_url(response))
for grid in response.css('.clearfix .grid_link'):
item = ArchItem()
item['path_url']=[]
item['path_name']=[]
item['main_bread']=[]
item['path_url'].extend( response.meta['item']['path_url'])
item['path_name'] .append( response.meta['item']['path_name'])
item['main_bread'] .append( response.meta['item']['main_bread'])
prdlnk = grid.xpath('a/@href').extract()[0]
realurl = urlstr%(parsedurl.scheme,parsedurl.netloc,prdlnk)
item['path_url'].append(realurl)
item['path_name'].append([grid.css('.name-product').xpath('text()').extract()])
item['main_bread'].append(response.xpath('//*[@itemprop="title"]/text()').extract())
print "=======================PD:",item['path_url']
yield scrapy.Request(item['path_url'][-1],meta={'item':item},callback=self.parse_content)
#return item
nxtpg = response.css('.btn-pag-right').xpath('@href').extract()
if len(nxtpg)>0:
nextpage = urlstr%(parsedurl.scheme,parsedurl.netloc,nxtpg[0])
yield scrapy.Request(nextpage,meta={'item':response.meta['item']},callback=self.parse_prod_list)
def parse_products_list(self, response):
hxs = HtmlXPathSelector(response)
url_base_parts = parse_url(response.url)
base_url = '://'.join([url_base_parts.scheme, url_base_parts.netloc])
categories = hxs.select("//div[@class='catNav']//a/@href").extract()
for category_url in categories:
url = urljoin(get_base_url(response), category_url)
r = Request(url, callback=self.parse_products_list)
yield r
search_form = hxs.select("//form[@name='luceneSearchForm'][@method='post']")
if search_form:
form_url = search_form.select("@action").extract()[0]
form_url = urljoin(get_base_url(response), form_url)
formdata = self._get_formdata(search_form)
for page_number in set(hxs.select("//table[@class='searchresultsArticlesNavigation']//td[contains(., 'Pagina')]//a/@onclick").re(r'submitPageNumber\((.*)\)')):
data = formdata.copy()
data['pageNumber'] = page_number
data['urlToCall'] = ''
if 'onlyOnStock' in data:
del(data['onlyOnStock'])
if 'onlyPriceReduced' in data:
del(data['onlyPriceReduced'])
if 'pageSize' in data:
del(data['pageSize'])
if 'trackArtNr' in data:
del(data['trackArtNr'])
if 'trackPosition' in data:
del(data['trackPosition'])
if 'trackProductTitle' in data:
del(data['trackProductTitle'])
r = FormRequest(form_url, formdata=data, callback=self.parse_products_list)
yield r
category = hxs.select("//table[@class='LinksKatalogNav']//td[1]/a/h1/text()").extract()
products = hxs.select("//td[@id='productListCell']/table/tr[td[contains(@class, 'document')]]")
for p in products:
name = p.select(".//input[contains(@name, '.shortDescription')]/@value").extract()[0]
url = p.select(".//input[contains(@name, '.uriPath')]/@value").extract()[0]
url = urljoin(base_url, url)
brand = p.select(".//input[contains(@name, '.vendor')]/@value").extract()[0]
price = p.select(".//input[contains(@name, '.price')]/@value").extract()[0]
image_url = urljoin(get_base_url(response), p.select(".//input[contains(@name, '.img')]/@value").extract()[0])
sku = p.select(".//input[contains(@name, '.type')]/@value").extract()[0]
identifier = p.select(".//input[contains(@name, '.artNr')]/@value").extract()[0]
stock = p.select(".//input[contains(@name, '.stockValue')]/@value").extract()[0]
if not stock:
stock = 0
loader = ProductLoader(item=Product(), response=response)
loader.add_value('name', name)
loader.add_value('url', url)
loader.add_value('category', category)
loader.add_value('brand', brand)
loader.add_value('image_url', image_url)
loader.add_value('sku', sku)
loader.add_value('identifier', identifier)
loader.add_value('stock', stock)
loader.add_value('price', price)
price = extract_price(price)
if price < Decimal(100.00):
loader.add_value('shipping_cost', '10.00')
yield loader.load_item()
def url_has_any_extension(url, extensions):
return posixpath.splitext(parse_url(url).path)[1].lower()[1:] in extensions
