image_downloder.py

# import required modules
from selenium import webdriver
from selenium.webdriver.common.keys import Keys
import selenium.common.exceptions
import time
from bs4 import BeautifulSoup as bs
import requests
import os
from  credentials import mypass,myuser


# get instagram account credentials
username = myuser
password = mypass

# assign URL
url = 'https://instagram.com/' + \
	input('Enter User Name Of User For Downloading Posts ')

# Get URL path
def path():
	global chrome
	# starts a new chrome session
	# add path if required
	chrome = webdriver.Chrome()
	
# Extract URL
def url_name(url):
	# the web page opens up
	chrome.get(url)
	
	# webdriver will wait for 4 sec before throwing a
	# NoSuchElement exception so that the element
	# is detected and not skipped.
	time.sleep(4)
	
# Login to access post
def login(username, your_password):
	log_but = chrome.find_element_by_class_name("L3NKy")
	time.sleep(2)
	log_but.click()
	time.sleep(4)
	# finds the username box
	usern = chrome.find_element_by_name("username")
	# sends the entered username
	usern.send_keys(username)

	# finds the password box
	passw = chrome.find_element_by_name("password")

	# sends the entered password
	passw.send_keys(your_password)

	# sends the enter key
	passw.send_keys(Keys.RETURN)

	time.sleep(5.5)

	# Find Not Now Button
	notn = chrome.find_element_by_class_name("yWX7d")

	notn.click()
	time.sleep(3)
	
# Function to get content of first post
def first_post():
	chrome.find_element_by_class_name("kIKUG").click()
	time.sleep(2)
	
# Function to get next post
def next_post():
	try:
		nex = chrome.find_element_by_class_name(
			"coreSpriteRightPaginationArrow")
		return nex
	except selenium.common.exceptions.NoSuchElementException:
		return 0
		
# Download contenet of all posts
def download_allposts():

	# open First Post
	first_post()

	user_name = url.split('/')[-
	# check if folder corresponding to user name exist or not
	if(os.path.isdir(user_name) == False):

		# Create folder
		os.mkdir(user_name)

	# Check if Posts contains multiple images or videos
	multiple_images = nested_check()

	if multiple_images:
		nescheck = multiple_images
		count_img = 0
		
		while nescheck:
			elem_img = chrome.find_element_by_class_name('rQDP3')

			# Function to save nested images
			save_multiple(user_name+'/'+'content1.'+str(count_img), elem_img)
			count_img += 1
			nescheck.click()
			nescheck = nested_check()

		# pass last_img_flag True
		save_multiple(user_name+'/'+'content1.' +
					str(count_img), elem_img, last_img_flag=1)
	else:
		save_content('_97aPb', user_name+'/'+'content1')
	c = 2
	
	while(True):
		next_el = next_post()
		
		if next_el != False:
			next_el.click()
			time.sleep(1.3)
			
			try:
				multiple_images = nested_check()
				
				if multiple_images:
					nescheck = multiple_images
					count_img = 0
					
					while nescheck:
						elem_img = chrome.find_element_by_class_name('rQDP3')
						save_multiple(user_name+'/'+'content' +
									str(c)+'.'+str(count_img), elem_img)
						count_img += 1
						nescheck.click()
						nescheck = nested_check()
					save_multiple(user_name+'/'+'content'+str(c) +
								'.'+str(count_img), elem_img, 1)
				else:
					save_content('_97aPb', user_name+'/'+'content'+str(c))
			
			except selenium.common.exceptions.NoSuchElementException:
				print("finished")
				return
		
		else:
			break
		
		c += 1

# Function to save content of the current post
def save_content(class_name, img_name):
	time.sleep(0.5)
	
	try:
		pic = chrome.find_element_by_class_name(class_name)
	
	except selenium.common.exceptions.NoSuchElementException:
		print("Either This user has no images or you haven't followed this user or something went wrong")
		return
	
	html = pic.get_attribute('innerHTML')
	soup = bs(html, 'html.parser')
	link = soup.find('video')
	
	if link:
		link = link['src']
	
	else:
		link = soup.find('img')['src']
	response = requests.get(link)
	
	with open(img_name, 'wb') as f:
		f.write(response.content)
	time.sleep(0.9)
	
# Function to save multiple posts
def save_multiple(img_name, elem, last_img_flag=False):
	time.sleep(1)
	l = elem.get_attribute('innerHTML')
	html = bs(l, 'html.parser')
	biglist = html.find_all('ul')
	biglist = biglist[0]
	list_images = biglist.find_all('li')
	
	if last_img_flag:
		user_image = list_images[-1]
	
	else:
		user_image = list_images[(len(list_images)//2)]
	video = user_image.find('video')
	
	if video:
		link = video['src']
	
	else:
		link = user_image.find('img')['src']
	response = requests.get(link)
	
	with open(img_name, 'wb') as f:
		f.write(response.content)

# Function to check if the post is nested
def nested_check():
	
	try:
		time.sleep(1)
		nes_nex = chrome.find_element_by_class_name('coreSpriteRightChevron ')
		return nes_nex
	
	except selenium.common.exceptions.NoSuchElementException:
		return 0

# Driver Code
path()
time.sleep(1)

url_name(url)

login(username, password)

download_allposts()

chrome.close()