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from selenium import webdriver | |
from selenium.webdriver.chrome.options import Options | |
from selenium.common.exceptions import NoSuchElementException | |
from selenium.webdriver.common.by import By | |
from selenium.webdriver.support import expected_conditions as EC | |
from selenium.webdriver.chrome.service import Service | |
import time | |
# Global driver to use throughout the script | |
DRIVER = None | |
# Wrapper to close driver if its created | |
def close_driver(): | |
global DRIVER | |
if DRIVER is not None: | |
DRIVER.close() | |
DRIVER = None | |
# Function to (re)start driver | |
def start_driver(force_restart=False): | |
global DRIVER | |
if force_restart: | |
close_driver() | |
# Setting up the driver | |
service = Service() | |
options = Options() | |
options.add_argument('-headless') # we don't want a chrome browser opens, so it will run in the background | |
options.add_argument('-no-sandbox') | |
options.add_argument('-disable-dev-shm-usage') | |
DRIVER = webdriver.Chrome(service=service, options=options) | |
### Function to extract product info from the necessary html and json tags | |
def get_shopee_product_info_single(product_element, extra_info): | |
""" | |
Extract info from a single product element from the driver. | |
Args: | |
product_item: (WebDriverElement) the product whose info needs to be | |
extracted. | |
Returns: | |
info: (dict) a dictionary of info of the product. Every product | |
should at least have four pieces of information: name, price, | |
link to the product page, and link to the product image. | |
""" | |
info = {'source': 'shopee', | |
'name':'', | |
'price':-1, | |
'product_url':'', | |
'image':''} | |
print(product_element.get_attribute('outerHTML')) | |
try: | |
# Find the <a> element within the <div class> | |
product_title_element = product_element.find_element(By.CLASS_NAME, "line-clamp-2") | |
# Get the text content of the <a> element | |
info['name'] = product_title_element.text | |
print(info['name']) | |
except NoSuchElementException: | |
info['name'] = "" | |
# price | |
try: | |
# Find the <span> element within the <div class> | |
price_element = product_element.find_element(By.XPATH,'//div[@class="truncate flex items-baseline"]/span[@class="text-base/5 truncate"]') | |
# Get the text content of the <span> element | |
price_text = price_element.text | |
# Extract the price value | |
info['price'] = int(price_text.split(" ")[0].replace('.', '')) | |
print(info['price']) | |
except (NoSuchElementException, ValueError): | |
pass | |
# link | |
try: | |
# Find the <a> element within the <div class> | |
product_link_element = product_element.find_element(By.XPATH, '//a[@class="contents"]') | |
# Get the href attribute of the <a> element | |
product_link = product_link_element.get_attribute("href") | |
# Extract the URL from the href attribute | |
info['product_url'] = product_link | |
except NoSuchElementException: | |
pass | |
# thumbnail | |
try: | |
# Find the <img> element within the <div class> | |
image_element = product_element.find_element(By.XPATH, '//img[@class="inset-y-0 w-full h-full pointer-events-none object-contain absolute"]') | |
# Get the src attribute of the <img> element | |
info['image'] = image_element.get_attribute("src") | |
except NoSuchElementException: | |
pass | |
# If we decide to get extra information | |
if extra_info: | |
# sales | |
try: | |
# Find the <span> element within the <div class> | |
sold_element = product_element.find_element(By.XPATH, '//div[@class="truncate text-shopee-black87 text-xs min-h-4 flex-shrink-1"]') | |
# Get the text content of the <span> element | |
info['sales'] = sold_element.text | |
except (NoSuchElementException, ValueError): | |
info['sales'] = 0 | |
try: | |
# Find the <span> element within the <div class> | |
discount_element = product_element.find_element(By.XPATH, '//div[@class="truncate bg-shopee-voucher-yellow text-white leading-4 text-sp10"]') | |
# Get the text content of the <span> element | |
info['discount'] = discount_element.text | |
except (NoSuchElementException, ValueError): | |
info['discount'] = '0' | |
return info | |
### Function to scrape all products from a page | |
def get_shopee_product_info_from_page(page_url, extra_info=False): | |
""" | |
Extract info from all products of a specfic page_url on Tiki website | |
Args: | |
page_url: (string) url of the page to scrape | |
Returns: | |
data: (list) a list of dictionary of products info. If no products | |
found, return empty list. | |
""" | |
global DRIVER | |
data = [] | |
DRIVER.get(page_url) # Use the driver to get info from the product page | |
time.sleep(3) | |
# FIND ALL PRODUCT ITEMS | |
products = DRIVER.find_elements(By.CLASS_NAME, 'col-xs-2-4 shopee-search-item-result__item') | |
print(f'Found {len(products)} products') | |
print(products) | |
if len(products)>0: | |
for i in products: | |
product_dict = get_shopee_product_info_single(i, extra_info) | |
data.append(product_dict) | |
return data | |
### Function to get product info from a main category | |
def get_shopee_product_info_from_category(search_product, max_page=0, extra_info=False): | |
''' | |
Scrape for multiple pages of products of a category. | |
Uses get_product_info_from_page(). | |
Args: | |
cat_url: (string) a url string of a category | |
max_page: (int) an integer denoting the maximum number of pages to scrape. | |
Default value is 0 to scrape all pages. | |
Returns: | |
products: a list in which every element is a dictionary of one product's information | |
''' | |
products = [] | |
page_n = 0 | |
cat_page_url = 'https://shopee.vn/search?keyword=' + search_product | |
product_list = get_shopee_product_info_from_page(cat_page_url, extra_info=extra_info) | |
while len(product_list)>0: | |
products.extend(product_list) | |
page_n += 1 | |
# stop_flag = False if max_page <= 0 else (page_n > max_page) | |
stop_flag = max_page>0 and page_n>max_page # For stopping the scrape according to max_page | |
if stop_flag: | |
break | |
cat_page_url = cat_page_url + f'&page={page_n}' | |
product_list = get_shopee_product_info_from_page(cat_page_url, extra_info=extra_info) | |
return products | |
def scrap_shopee(search_product, num_max_page, extra_info): | |
# # #test Shopee | |
# start_driver() | |
# URL = 'https://shopee.vn/search?keyword=megaduo&page=0&sortBy=relevancy' | |
# DRIVER.get(URL) | |
# time.sleep(3) | |
# print(URL) | |
# products = DRIVER.find_elements(By.CLASS_NAME, 'shopee-search-item-result') | |
# # products = DRIVER.find_element("css selector", 'li[class="col-xs-2-4 shopee-search-item-result__item"]') | |
# product = products[0] | |
# # Wait for the element to be present on the page | |
# info = get_shopee_product_info_single(product, True) | |
# print(info) | |
start_driver(force_restart=True) | |
prod_data = [] # STORE YOUR PRODUCT INFO DICTIONARIES IN HERE | |
prod_per_cat = get_shopee_product_info_from_category(search_product, num_max_page, extra_info=extra_info) | |
prod_data.extend(prod_per_cat) | |
close_driver() # Close driver when we're done | |
return prod_data |