def start_requests(self):
url = self.start_urls[0]
request = create_unfiltered_parse_request(url,
self.collect_menu,
EC.element_to_be_clickable(
(By.CSS_SELECTOR, '[id="catalog-nav-main-shop.categories"]')),
meta_url=url
)
if is_url_scraped(self.cursor, url, self.store_id, scrape_urls=True):
#next_url = get_next_url(self.cursor, 1, store_id=self.store_id,
# scrape_urls=True,filter=self.page_string,reverse_filter=True)
next_url = get_next_url(self.cursor, 1, store_id=self.store_id,
scrape_urls=True)
request = create_unfiltered_parse_request(next_url,
self.handle_first_request,
EC.element_to_be_clickable(
(By.CSS_SELECTOR, '#shopping-selector-parent-process-modal-close-click')),
meta_url=next_url,
errback=self.handle_pagination
)
store_url(self.conn, url, self.store_id, "Start", "", "")
yield request
def collect_menu(self, response):
self.logger.info("inside collect_menu! ")
self.driver = response.request.meta['driver']
close_modal(self)
change_store_location(self)
departments = self.driver.find_elements_by_css_selector(
'[category-filter="subcategory"]')
for department in departments:
dept_name = department.find_element_by_css_selector(
'[data-test="category-card-"]').text
aisles = department.find_elements_by_css_selector('a')
self.logger.info(f"dept_name: {dept_name}")
self.aisles = aisles
for aisle in aisles:
aisle_name = aisle.text
aisle_url = aisle.get_attribute("href")
category = lookup_category("", dept_name, aisle_name)
store_url(self.conn, aisle_url, self.store_id,
category, dept_name, aisle_name)
#inspect_response(response, self)
self.logger.info("finished collect_menu! ")
finish_url(self.conn, self.store_id, response.url, scrape_urls=True)
request = self.get_next_request()
yield request
def scrape_urls(self, response):
#1. sort through data and extract urls
#2. put urls together
#3. Loop to each url, returning @parse
base_url = "https://www.walmart.com"
self.raw = response.body_as_unicode()
#print("raw: " + self.raw)
remove = ['{', '}', 'Link', ' ']
self.cleaned = self.raw
for char in remove:
self.cleaned = self.cleaned.replace(char, '')
self.comma_split = self.cleaned.split('","')
#print ("cleaned - " + cleaned)
#print ("comma_split - " )
#print (*comma_split)
self.colon_split = [entry.split('":"') for entry in self.comma_split]
#inspect_response(response, self)
self.colon_split[0].remove('"sections')
#print ("colon_split - ")
#print (*colon_split)
self.urls = [entry[-1] for entry in self.colon_split]
#print("urls - ")
#print(self.urls)
section = "unset"
subsection = "unset"
self.section_dict = {}
chars_to_remove=["\'","&"]
for entry in self.colon_split:
# each entry will have a subheading (normally at 0 unless it has a heading entry)
section = clean_string(entry[0],chars_to_remove)
url_end = clean_string(entry[-1],"\"")
# if its a section header it will contain 3 entries
# and all subsequent entries will have the same heading
if len(entry) > 2:
section = clean_string(entry[0],chars_to_remove)
subsection = clean_string(entry[1],chars_to_remove)
url = base_url + url_end
category=lookup_category("",section,subsection)
store_url(self.conn,url,self.store_id,category,section,subsection)
#self.section_dict[url] = (self.section, self.subsection)
#print(section, subsection, url)
next_url=get_next_url(self.cursor, 1)
if next_url is None:
print("No more urls to parse finishing")
else:
yield SplashRequest(url,
self.parse,
endpoint='render.html',
args={
'wait': 10,
'section': section,
'subsection': subsection
})
def parse(self, response):
# This callback determines if the selected menu is
# at the top of the list, if it is then it adds the urls
# to the list and keeps going
# if its not, then it calls the lua to prepare the page
# for scraping, and then scrapes it
url = response.url
menu = response.css(".category-filter__link")
#submenu = response.css("")
#print ("self.urls - " +str(self.urls))
print("processing response.url - " + response.url)
#print ("menu: ")
#print (menu.getall())
#print ("len(menu): " + str(len(menu)))
#print ("menu[0] : " + menu.get())
#print("name - " + menu[0].css('.category-filter__text ::text').get())
#inspect_response(response,self)
if (len(menu) > 0 and menu[0].css('[aria-current="page"]')):
print(f"inside menu page for url - {url}")
# The top page is active
#print ("menu[0] : [aria-current=page] " + menu[0].css('[aria-current="page"]').get())
# therefore we need to scrape the links, and continue searching
# we then need to loop through each other page.
# call parse, and scrape it is not
menu_url = menu[0].css('::attr(href)').get()
menu_name = menu[0].css('.category-filter__text ::text').get()
for item in menu:
heading = item.css('.category-filter__text ::text').get()
scraped_url = item.css('::attr(href)').get()
scraped_url = self.base_url + scraped_url
section = menu_name
subsection = heading
category = lookup_category("", section, subsection)
store_url(self.conn, scraped_url, self.store_id, category,
section, subsection)
elif (len(menu) == 0):
inspect_response(response, self)
finish_url(self.conn, self.store_id, url, True)
print("finishing url - " + url)
next_url = get_next_url(self.cursor, 1, self.store_id, True)
if next_url is not None:
print("got next_url - " + next_url)
yield SplashRequest(
next_url,
self.parse,
endpoint='execute',
dont_filter=True,
args={'lua_source': self.expand_and_scroll_lua})
else:
print("Next url is none therefore we must be finished ! ")
def start_requests(self):
url = self.start_urls[0]
start_request = create_nocookies_request(url,
self.handle_onboard,
EC.element_to_be_clickable(
(By.CSS_SELECTOR, '[data-automation-id="onboardingModalCloseBtn"]')),
meta_url=url)
store_url(self.conn, url, self.store_id, "Start", "", "")
yield start_request
def parse_urls(self, response):
location = response.css('[data-test="store-button"] ::text').get()
self.driver = response.request.meta['driver']
location = self.driver.find_element_by_css_selector(
'[data-test="store-button"]').text
print(f"detected location - {location}")
if location != self.location:
self.change_store_location(response)
self.section_group = response.css(".subcategory.category")
section_group = response.css(".subcategory.category")
for section in section_group:
section_name = section.css(".css-1pita2n ::text").get()
url_nodes = section.css("ul.children a")
for url_node in url_nodes:
subsection_name = url_node.css("::text").get()
url = self.base_url + url_node.css("::attr(href)").get()
store_url(self.conn, url, self.store_id,
lookup_category("", section_name, subsection_name),
section_name, subsection_name)
finish_url(self.conn, self.store_id, response.url)
function = self.parse
item_to_find = '[add-to-cart]'
if len(self.start_urls) != 0:
next_url = self.start_urls.pop()
store_url(self.conn, next_url, self.store_id, "", "", "")
function = self.parse_urls
item_to_find = '[data-test="store-button"]'
#request = self.create_parse_request(next_url,self.parse_urls,EC.element_to_be_clickable((By.CSS_SELECTOR, '[data-test="store-button"]')))
else:
next_url = get_next_url(self.cursor, 1)
# request = self.create_parse_request(next_url,self.parse,EC.element_to_be_clickable((By.CSS_SELECTOR, '[add-to-cart]')))
if next_url is None:
print("No more URLs to parse. Finishing")
return
else:
request = self.create_parse_request(
next_url, function,
EC.element_to_be_clickable((By.CSS_SELECTOR, item_to_find)))
#FIXME these try except blocks don't actually handle timeout exceptions from navigating to the wrong url
try:
yield request
except:
print(f"Parse - Errored out processing request for - {next_url} ")
next_url = get_next_url(self.cursor, 2)
print(f"Parse - Now handling {next_url}")
request = self.create_parse_request(
next_url, self.parse,
EC.element_to_be_clickable((By.CSS_SELECTOR, '[add-to-cart]')))
yield request
def walk_menu(self, response):
# inspect_response(response,self)
self.driver = response.request.meta['driver']
self.logger.info('Inside walk_menu')
start_url = self.driver.current_url
menu_button = self.driver.find_element_by_css_selector(
'[data-automation-id="NavigationBtn"]')
menu_button.click()
time.sleep(.5)
departments = self.driver.find_elements_by_css_selector(
'.NavigationPanel__department___1DF7d button')
for department in departments:
department_name = department.get_attribute('aria-label')
department.click()
time.sleep(.5)
aisles = self.driver.find_elements_by_css_selector(
'.NavigationPanel__aisleLink___309i2')
for aisle in aisles:
url = aisle.get_attribute('href')
aisle_name = aisle.get_attribute('innerText')
# self.department_name = department_name
# self.aisle_name = aisle_name
self.logger.info(
f"department_name: {department_name}, aisle_name: {aisle_name}"
)
category = lookup_category("", department_name, aisle_name)
self.logger.info(f"Storing aisle: {aisle_name}, url: {url}")
store_url(self.conn, url, self.store_id, category,
department_name, aisle_name)
finish_url(self.conn, self.store_id, start_url, scrape_urls=True)
next_url = get_next_url(self.cursor,
1,
store_id=self.store_id,
scrape_urls=True,
filter="aisle=")
if next_url is None:
self.logger.debug(
"Next_url is None therefore we must be finished!")
return
self.next_url = next_url
pagination_request = create_parse_request(next_url,
self.handle_pagination,
EC.element_to_be_clickable(
(By.CSS_SELECTOR,
self.PAGE_LOAD)),
errback=self.retry,
meta_url=next_url,
cookies=False)
yield pagination_request
def walk_through_pages(self, section, subsection):
#print(f"walk_through_pages for {section},{subsection}")
category = lookup_category("", section, subsection)
start_url = self.driver.current_url
try:
#From here we should check if we are in a different menu
next_arrow = self.driver.find_element_by_css_selector(
'.next-arrow')
except NoSuchElementException:
return
self.handle_click(next_arrow, self.delay)
current_url = self.driver.current_url
store_url(self.conn, current_url, self.store_id, category, section,
subsection, self.get_quantity())
#Unfortunately we want to recurse until their is no more pages to walk through
self.walk_through_pages(section, subsection)
def start_requests(self):
self.store_id = find_store_id(self.cursor, self.store_name,
self.location)
if len(self.start_urls) != 0:
url = self.start_urls.pop()
store_url(self.conn, url, self.store_id, "", "", "")
print(f"Starting requests with - {url}")
wait_until = EC.element_to_be_clickable(
(By.CSS_SELECTOR, '[data-test="store_button"]'))
request = self.create_parse_request(
url, self.parse_urls,
EC.element_to_be_clickable(
(By.CSS_SELECTOR, '[data-test="store-button"]')))
#request = self.create_parse_request(url,self.parse_urls,wait_until)
yield request
else:
print("start_requests - len(start_urls) == 0 : exiting")
def handle_pagination(self, response):
self.logger.info('inside handle_pagination')
url = self.driver.current_url
next_button = self.driver.find_elements_by_css_selector(
self.NEXT_BUTTON_SELECTOR)
# inspect_response(response,self)
if len(next_button) != 0:
next_page_url = get_next_pagination(self.PAGE_STRING, url)
metadata = get_url_metadata(self.cursor, url)
category = metadata[0]
section = metadata[1]
subsection = metadata[2]
quantity = self.driver.find_element_by_css_selector(
'.Title__browseTotalCount___OWylh').get_attribute('innerText')
quantity = re.findall('[0-9]+', quantity)[0]
store_url(self.conn,
next_page_url,
self.store_id,
category,
section,
subsection,
grocery_quantity=quantity)
finish_url(self.conn, self.store_id, url, scrape_urls=True)
next_url = get_next_url(self.cursor,
1,
store_id=self.store_id,
scrape_urls=True,
filter="aisle=")
if next_url is None:
self.logger.debug(
"Next_url is None therefore we must be finished!")
return
request = create_parse_request(next_url,
self.handle_pagination,
EC.element_to_be_clickable(
(By.CSS_SELECTOR, self.PAGE_LOAD)),
errback=self.retry,
meta_url=next_url,
cookies=False)
yield request
def scrape_urls(self,response):
mainGroups = response.css('.col-12.col-sm-12.col-md-4.col-lg-4.col-xl-3')
#TODO can probably infer some categories from location
for mainGroup in mainGroups:
view_all = mainGroup.css('.text-uppercase.view-all-subcats ::attr(href)').get()
view_all_url = self.base_url + view_all
section = mainGroup.css('.product-title.text-uppercase ::text').get()
section = section.strip()
category = lookup_category("",section,"")
#print (f"view_all_url - {view_all_url}, section - {section}, category - {category}")
store_url(self.conn,view_all_url,self.store_id, category,section,"")
siblingAisles = response.css('.siblingAisle')
for siblingAisle in siblingAisles:
href = siblingAisle.css('::attr(href)').get()
siblingAisleUrl = self.base_url + href
section = response.css('[aria-current="location"] ::text').get()
section = section.strip()
subsection = siblingAisle.css('::text').get()
subsection = subsection.strip()
category = lookup_category("",section,subsection)
store_url(self.conn,siblingAisleUrl,self.store_id,category,section,subsection)
#
#check if it has a load-more button and then increment page number on it
if response.css('.primary-btn.btn.btn-default.btn-secondary.bloom-load-button').get() is not None:
path = response.css('[aria-current]:not(.menu-nav__sub-item) ::text').getall()
#print(f"path - {path} for url - {response.url}")
section = path[1]
section = section.strip()
subsection = path[-2]
subsection = subsection.strip()
category = lookup_category("",section,subsection)
next_page_url=get_next_pagination(self.page_str,response.url)
print (f'load-more-button. storing - {next_page_url}, section - {section}, subsection - {subsection}, category - {category}')
store_url(self.conn,next_page_url,self.store_id,category,section,subsection)
def crawl_2nd_layer_menu(self, section, subsection):
section_url = self.driver.current_url
section_category = lookup_category("", section, subsection)
#print (f"inside crawl_2nd_layer_menu for {section}:{subsection} with url - {section_url}")
sections = self.driver.find_elements_by_css_selector(
'#collapseOne > li > a')
next_section = self.get_next_2nd_layer_section(section, subsection,
sections)
while next_section is not None:
current_section = next_section
section_text = current_section.get_attribute('innerText')
#The trick here is that for 2nd layer sections is to append the layer2 info on the subsection
subsection_text = subsection + ": " + section_text
self.handle_click(current_section, self.delay)
#print (f"subsection_text - {subsection_text}")
current_url = self.driver.current_url
category = lookup_category("", section, subsection_text)
num_groceries = self.get_quantity()
#We'll need to handle the pagination here, because we don't revisit this spot
self.walk_through_pages(section, subsection_text)
store_url(self.conn, current_url, self.store_id, category, section,
subsection_text, num_groceries)
sections = self.driver.find_elements_by_css_selector(
'#collapseOne > li > a')
next_section = self.get_next_2nd_layer_section(
section, subsection, sections)
#Store the section url after so we know we've completed it
store_url(self.conn, section_url, self.store_id, section_category,
section, subsection, self.get_quantity())
#We then need to click on the section header to get back outside the menu and continue on
section_button = self.driver.find_element_by_css_selector(
'li.breadcrumb-item:nth-child(2) > span:nth-child(1) > a:nth-child(1)'
)
self.handle_click(section_button, self.delay)
def start_requests(self):
url = self.start_urls[0]
start_request = create_unfiltered_parse_request(
url,
self.handle_onboard,
EC.element_to_be_clickable(
(By.CSS_SELECTOR,
'[data-automation-id="onboardingModalCloseBtn"]')),
errback=self.prompt_blocked,
meta_url=url,
cookies=False)
store_url(self.conn, url, self.store_id, "Start", "", "")
self.logger.info(f"about to call walk_menu with response.url: {url}")
request = create_unfiltered_parse_request(
url,
self.walk_menu,
EC.element_to_be_clickable(
(By.CSS_SELECTOR, '[data-automation-id="NavigationBtn"]')),
meta_url=url,
cookies=False)
yield start_request
def handle_pagination(self, response):
# if it has a page-last class, read that content, and interprolate
# else, get the last pager, page and interprolate
self.logger.info("Inside handle_pagination")
close_modal(self)
change_store_location(self)
base_url = response.url
string_location=base_url.find(self.page_string)
if string_location != -1:
base_url = base_url[:string_location]
pag_last = self.driver.find_elements_by_css_selector(
'.pagination-last.pager-item')
if pag_last:
final_page_number = pag_last[0].text
else:
last_page = self.driver.find_elements_by_css_selector(
'.pagination-page.pager-item')[-1]
final_page_number = last_page.text
final_page_number = int(final_page_number)
metadata = get_url_metadata(self.cursor, base_url)
category = metadata[0]
section = metadata[1]
subsection = metadata[2]
for page_num in range(1, final_page_number+1):
# Something like -
# https://shop.wegmans.com/shop/categories/94 ?page= 13
page_url = base_url + self.page_string + str(page_num)
store_url(self.conn, page_url, self.store_id,
category, section, subsection)
self.logger.info(f"finished handling pagination for {base_url}")
finish_url(self.conn, self.store_id, response.url, scrape_urls=True)
request = self.get_next_request()
yield request
def crawl_submenu(self, response, section):
ret = None
subsections = self.driver.find_elements_by_css_selector(
'#collapseOne > li > a')
next_subsection = self.get_next_subsection(section, subsections)
while next_subsection is not None:
current_subsection = next_subsection
subsection_text = current_subsection.get_attribute('innerText')
self.handle_click(current_subsection, self.delay)
try:
#From here we should check if we are in a different menu
clicked_element = self.driver.find_element_by_css_selector(
'#collapseOne > li > span')
except NoSuchElementException:
clicked_element = None
if clicked_element is None:
#print(f"Now entered submenu for {subsection_text}")
self.crawl_2nd_layer_menu(section, subsection_text)
else:
#print(f"Not in submenu for {subsection_text}")
current_url = self.driver.current_url
category = lookup_category("", section, subsection_text)
num_groceries = self.get_quantity()
self.walk_through_pages(section, subsection_text)
store_url(self.conn, current_url, self.store_id, category,
section, subsection_text, num_groceries)
#inspect_response(response,self)
#print (f"subsection_text - {subsection_text}")
local_subsections = self.driver.find_elements_by_css_selector(
'#collapseOne > li > a')
next_subsection = self.get_next_subsection(section,
local_subsections)
return ret
def crawl_menu(self, response):
self.driver = response.request.meta['driver']
actions = ActionChains(self.driver)
print("inside crawl_menu")
accept_cookies = self.driver.find_element_by_css_selector(
'[title="Accept Cookies"]')
self.handle_click(accept_cookies, self.delay)
menu_button = self.driver.find_element_by_css_selector('.nav-open')
self.handle_click(menu_button, self.delay)
#We then need to scrape all of the (.'category-link') and then hover over each one and scrape the hrefs that appear
sections = self.driver.find_elements_by_css_selector('.category-link')
next_section = self.get_next_section(sections)
self.section_list = sections
#inspect_response(response,self)
while next_section is not None:
actions.move_to_element(next_section)
section_name = next_section.get_attribute('innerText')
print(f"using next_section: {section_name}")
self.handle_click(next_section, self.delay)
current_url = self.driver.current_url
category = lookup_category("", section_name, "")
#While on this page we need to click on all of the subsections
self.crawl_submenu(response, section_name)
#inspect_response(response,self)
num_groceries = self.get_quantity()
store_url(self.conn, current_url, self.store_id, category,
section_name, "", num_groceries)
# Now we need to reset it and do it again
self.handle_click(menu_button, self.delay)
sections = self.driver.find_elements_by_css_selector(
'.category-link')
next_section = self.get_next_section(sections)
return
def scrape_urls(self, response):
# FIXME the links for the hrefs default to 3132 then change to the correct 2635
mainGroups = response.css(
'.col-12.col-sm-12.col-md-4.col-lg-4.col-xl-3')
section = response.css('[aria-current="location"] ::text').get()
if section is not None:
section = section.strip()
self.logger.info("Inside scrape_urls")
#TODO can probably infer some categories from location
for mainGroup in mainGroups:
#self.logger.info (f"Using mainGroup - {mainGroup}")
#It might be coming from here? it looks like the main categories are all having issues
view_all = mainGroup.css(
'.text-uppercase.view-all-subcats ::attr(href)').get()
view_all_url = self.base_url + view_all
view_all_url = self.replace_store_number(view_all_url)
section = mainGroup.css(
'.product-title.text-uppercase ::text').get()
section = section.strip()
category = lookup_category("", section, "")
self.logger.info(
f"view_all_url - {view_all_url}, section - {section}, category - {category}"
)
store_url(self.conn, view_all_url, self.store_id, category,
section, "")
aisleCategories = response.css('a.aisle-category')
for aisleCategory in aisleCategories:
aisleName = aisleCategory.css(
'::attr(data-aisle-name)').get().strip()
aisleHref = aisleCategory.css('::attr(href)').get()
aisleUrl = self.base_url + aisleHref
aisleUrl = self.replace_store_number(aisleUrl)
subsection = aisleName
category = lookup_category("", section, subsection)
self.logger.info(
f"found aisleCategory with section - {section}, subsection - {subsection} "
)
store_url(self.conn, aisleUrl, self.store_id, category, section,
subsection)
siblingAisles = response.css('.siblingAisle')
for siblingAisle in siblingAisles:
self.logger.info(f"using siblingAisle - {siblingAisle}")
href = siblingAisle.css('::attr(href)').get()
siblingAisleUrl = self.base_url + href
siblingAisleUrl = self.replace_store_number(siblingAisleUrl)
section = response.css('[aria-current="location"] ::text').get()
section = section.strip()
subsection = siblingAisle.css('::text').get()
subsection = subsection.strip()
category = lookup_category("", section, subsection)
self.logger.info(f"siblingAisle storing: {siblinAisleUrl}")
store_url(self.conn, siblingAisleUrl, self.store_id, category,
section, subsection)
#
#check if it has a load-more button and then increment page number on it
if response.css(
'.primary-btn.btn.btn-default.btn-secondary.bloom-load-button'
).get() is not None:
path = response.css(
'[aria-current]:not(.menu-nav__sub-item) ::text').getall()
#self.logger.info(f"path - {path} for url - {response.url}")
section = path[1]
section = section.strip()
subsection = path[-2]
subsection = subsection.strip()
category = lookup_category("", section, subsection)
next_page_url = get_next_pagination(self.page_str, response.url)
next_page_url = self.replace_store_number(next_page_url)
self.logger.info(
f'load-more-button. storing - {next_page_url}, section - {section}, subsection - {subsection}, category - {category}'
)
store_url(self.conn, next_page_url, self.store_id, category,
section, subsection)
def parse(self, response):
GROCERY_SELECTOR = '[data-automation-id="productTile"]'
SPONSORED_SELECTOR = '[data-automation-id="sponsoredProductTile"]'
GROCERIES_SELECTOR = GROCERY_SELECTOR + ',' + SPONSORED_SELECTOR
NEXT_BUTTON = '[data-automation-id="nextButton"]'
# Handle pagination
url = response.url
print (f"working on url - {url}")
metadata=get_url_metadata(self.cursor,url)
section=metadata[1]
subsection=metadata[2]
next_page=response.css(NEXT_BUTTON).get()
if next_page is not None:
#inspect_response(response,self)
page_string="&page="
page_str_len=len(page_string)
next_page_url=get_next_pagination(page_string,url)
store_url(self.conn,next_page_url, self.store_id, lookup_category("",section,subsection) ,section, subsection)
for grocery in response.css(GROCERIES_SELECTOR):
NAME_SELECTOR = '[data-automation-id="name"] ::attr(name)'
self.name = grocery.css(NAME_SELECTOR).extract_first()
#parse the ounces off of the name
decimal_regex = "([\d]+[.]?[\d]*|[.\d]+)"
self.ounces = re.findall(decimal_regex + "\s*o(?:z|unces?)",
self.name, re.IGNORECASE)
self.pounds = re.findall(decimal_regex + "\s*(?:pound|lb)s?",
self.name, re.IGNORECASE)
self.count = re.findall("([\d]+)\s*(?:c(?:t|ount)|p(?:k|ack))",
self.name, re.IGNORECASE)
#Check if the arrays returned from re.findall are empty
if self.ounces:
self.ounces = parse_float(self.ounces[0])
else:
self.ounces = 0
if self.pounds:
self.pounds = parse_float(self.pounds[0])
else:
self.pounds = 0
if self.count:
self.count = parse_float(self.count[0])
else:
self.count = 0
if self.pounds != 0:
self.ounces = 16*self.pounds
elif self.count != 0:
self.ounces *= self.count
# inspect_response(response,self)
SALEPRICE_SELECTOR = '[data-automation-id="salePrice"] ::text'
PRICE_SELECTOR = '[data-automation-id="price"] ::text'
PRICE_PER_UNIT_SELECTOR = '[data-automation-id="price-per-unit"] ::text'
name=grocery.css(NAME_SELECTOR).extract_first()
name=clean_string(name,"\"")
ounces=self.ounces
pounds=self.pounds
count=self.count
price=str(handle_none(grocery.css(SALEPRICE_SELECTOR).extract_first())).replace('$','')
ppu=convert_ppu(grocery.css(PRICE_PER_UNIT_SELECTOR).extract_first())
url=response.url
yield {
'name': name,
'ounces': ounces,
'pounds': pounds,
'count': count,
'price': price,
'price-per-unit': ppu,
'section': section,
'subsection': subsection,
'url': url,
}
finish_url(self.conn,self.store_id,url)
next_url=get_next_url(self.cursor,1)
print(f"next_url - {next_url}")
if next_url is None:
print ("No more urls - finishing")
else:
yield SplashRequest(next_url,
self.parse,
endpoint='render.html',
args={
'wait': 10,
'section': section,
'subsection': subsection
})
def parse(self, response):
url = response.url
finish_url(self.conn, self.store_id, url)
items = response.css('.cell-content-wrapper')
metadata = get_url_metadata(self.cursor, url)
section = metadata[1]
subsection = metadata[2]
#check if it has a next button,
next_page = response.css('.pagination-next:not(.disabled)').get()
if next_page is not None:
#inspect_response(response,self)
page_string = "?page="
page_str_len = len(page_string)
i = url.find(page_string)
#if yes, check url if it has a page part on it
if i == -1:
#if no, add ?page=2 to it
next_url = url + page_string + "2"
else:
#if yes, extract page and add 1
page_number = i + page_str_len
current_page = int(url[page_number:])
next_page = current_page + 1
next_url = url[:page_number] + str(next_page)
#then add to self.urls
store_url(self.conn, next_url, self.store_id,
lookup_category("", section, subsection), section,
subsection)
for item in items:
name = item.css('.cell-title-text ::text').get()
name = clean_string(name, ['\"'])
price = item.css('[data-test="amount"] .css-19m8h51 ::text').get()
price = convert_dollars(price)
quantity = item.css('[data-test="amount"] .css-cpy6p ::text').get()
unit = item.css('.cell-product-size ::text').get()
ounces = convert_to_ounces(unit)
ppu = item.css('[data-test="per-unit-price"] ::text').get()
ppu = convert_ppu(ppu)
print(
f"name - {name}, price - {price}, quantity - {quantity}, ounces - {ounces}, ppu - {ppu}, url - {url}, section - {section}, subsection - {subsection} "
)
#inspect_response(response,self)
yield {
"name": name,
"price": price,
"ounces": ounces,
"unit": unit,
"price-per-unit": ppu,
"url": url,
"section": section,
"subsection": subsection
}
next_url = get_next_url(self.cursor, 1)
if next_url is None:
print("No more URLs to parse. Finishing")
return
request = self.create_parse_request(
next_url, self.parse,
EC.element_to_be_clickable((By.CSS_SELECTOR, '[add-to-cart]')))
if next_url is not None:
try:
yield request
except:
print(
f"Parse - Errored out processing request for - {next_url} "
)
next_url = get_next_url(self.cursor, 2)
print(f"Parse - Now handling {next_url}")
request = self.create_parse_request(
next_url, self.parse,
EC.element_to_be_clickable(
(By.CSS_SELECTOR, '[add-to-cart]')))
yield SeleniumRequest(url=next_url,
callback=self.parse,
wait_time=50,
wait_until=EC.element_to_be_clickable(
(By.CSS_SELECTOR,
'.button.full.cart.add')))
def parse(self, response):
# This callback determines if the selected menu is
# at the top of the list, if it is then it adds the urls
# to the list and keeps going
# if its not, then it calls the lua to prepare the page
# for scraping, and then scrapes it
url = response.url
menu = response.css(".category-filter__link")
#submenu = response.css("")
#print ("self.urls - " +str(self.urls))
print("processing response.url - " + response.url)
#print ("menu: ")
#print (menu.getall())
#print ("len(menu): " + str(len(menu)))
#print ("menu[0] : " + menu.get())
#print("name - " + menu[0].css('.category-filter__text ::text').get())
#inspect_response(response,self)
if (len(menu) > 0 and menu[0].css('[aria-current="page"]')):
print(f"inside menu page for url - {url}")
# The top page is active
#print ("menu[0] : [aria-current=page] " + menu[0].css('[aria-current="page"]').get())
# therefore we need to scrape the links, and continue searching
# we then need to loop through each other page.
# call parse, and scrape it is not
menu_url = menu[0].css('::attr(href)').get()
menu_name = menu[0].css('.category-filter__text ::text').get()
for item in menu:
heading = item.css('.category-filter__text ::text').get()
scraped_url = item.css('::attr(href)').get()
scraped_url = self.base_url + scraped_url
section = menu_name
subsection = heading
category = lookup_category("", section, subsection)
store_url(self.conn, scraped_url, self.store_id, category,
section, subsection)
#self.section_dict[url]=(menu_name, heading)
#if self.urls.count(url) == 0:
# self.urls.append(url)
#urls=menu.css('::attr(href)').getall()
# Remove the the first(this) page from list to parse
#urls.pop()
#self.urls.extend(urls)
#print("urls to scrape - " + str(self.urls))
#print("local urls - " + str(urls))
"""
while len(self.urls) != 0:
url = self.urls.pop()
self.processedUrls.append(url)
#url = self.base_url + url_suffix
#print ("urls - " + str(self.urls))
#print ("pulling from url - " + url)
#print ("urls lengths - " + str(len(self.urls)))
yield SplashRequest(url,
self.parse,
endpoint='execute',
args={'lua_source': self.expand_and_scroll_lua})
"""
elif (len(menu) == 0):
inspect_response(response, self)
else:
#we are on a subpage, so now we can start scraping
#
GROCERY_SELECTOR = '.grid-item'
NAME_SELECTOR = '.small-type.detail-card-description ::text'
PRICE_SELECTOR = '.price ::text'
PRICE_PER_UNIT_SELECTOR = '.sub-headline.detail-card-subtext ::text'
metadata = get_url_metadata(self.cursor, url)
section = metadata[0]
subsection = metadata[1]
print("subpage - scraping " + url + ", from section - " + section)
for grocery in response.css(GROCERY_SELECTOR):
self.name = grocery.css(NAME_SELECTOR).extract_first()
self.price = grocery.css(PRICE_SELECTOR).extract_first()
if self.price is not None:
self.price = self.price.replace('*', '').replace('$', '')
self.ppu = grocery.css(PRICE_PER_UNIT_SELECTOR).extract_first()
if self.ppu is not None:
self.ppu = convert_ppu(self.ppu)
#inspect_response(response, self)
#parse the ounces off of the name
yield {
'name': self.name,
'price': self.price,
'price-per-unit': self.ppu,
'section': section,
'subsection': subsection,
'url': response.url
}
finish_url(self.conn, self.store_id, url)
print("finishing url - " + url)
next_url = get_next_url(self.cursor, 1)
if next_url is not None:
print("got next_url - " + next_url)
yield SplashRequest(
next_url,
self.parse,
endpoint='execute',
dont_filter=True,
args={'lua_source': self.expand_and_scroll_lua})
else:
print("Next url is none therefore we must be finished ! ")