Merge pull request #2320 from Swapnil-Singh-99/telegram-book-bot

Added a Telegram Book Bot

Author: avinashkranjan

Telegram_Book_Bot/README.md

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+# Book-bot-Telegram
+This telegram bot that provides user with a book which the user wanted using Telegram.
+
+<br/>
+<br/>
+
+**Create environment variables**
+
+```javascript
+YOUR_BOT_TOKEN
+OWNER_TELEGRAM_ID
+```
+
+**RUN**
+```javascript
+python main.py
+```

Telegram_Book_Bot/book.py

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+# for scraping books
+from bs4 import BeautifulSoup as bs
+import requests
+# to identify emoji unicode characters
+import demoji
+
+
+def link_to_get(link):
+    """This function will get the url of the image & book download direct link using the given link for book download"""
+    response = requests.get(link)
+    th_html = bs(response.text , "html.parser")
+    td_all = th_html.find_all("td" ,id ="info")
+    td_all = td_all[0]
+    td_a = td_all.find_all("a")
+    link_href = td_a[1].get("href")
+    img_link_td = td_all.find("img" ,alt="cover")
+    img_link_src = img_link_td.get("src")
+    img_link = f"http://library.lol{img_link_src}"
+    return [link_href, img_link]
+
+
+
+def book_get(name, mainres=25, results=5):
+    """This function returns the list of books for the given name
+
+        You can give in name : 
+                        1. title of book
+                        2. isbn of book
+                        3. author of book
+                        4. publisher of book
+
+        Results:
+                    [   0.Book Name, 
+                        1.Author,
+                        2.Publisher, 
+                        3.Size, 
+                        4.Book Type, 
+                        5.Book Link, 
+                        6.Book Image Link
+                        7.Language]"""
+
+    Books = []
+    name = demoji.replace(name, '')
+    if name == "":
+        return "Error: enter name"
+    name = name.replace(" ", "+")
+    # getting request and response
+    url = f"http://libgen.is/search.php?req={name}&lg_topic=libgen&open=0&view=simple&res={mainres}&phrase=1&column=def"
+    response = requests.get(url)
+    bs_html = bs(response.text , "html.parser")
+
+    if "Search string must contain minimum 3 characters.." in bs_html.body:
+        return "Error: Title Too Short"
+    
+    # scraping the site for response
+    table = bs_html.find_all("table")
+    table = table[2]
+    table_rows = table.find_all("tr")
+    a = len(table_rows)
+    table_rows.pop(0)
+    if a > 1 :
+        counter = 0
+        for i in table_rows :
+            if counter <= results:
+                # make book list
+                book_lst = []
+                # getting all table datas
+                table_datas = i.find_all("td")
+                # book name
+                book_name = table_datas[2].get_text()
+                # author name
+                author = table_datas[1].get_text()
+                # publisher name
+                publisher = table_datas[3].get_text()
+                if publisher == "":
+                    publisher = "unknown"
+                # getting link to book
+                link_row = table_datas[9]
+                a = link_row.find("a" , href = True)
+                link = a.get("href")
+                # getting image url & direct book download link
+                link_all = link_to_get(link)
+                # getting language
+                language_row = table_datas[6]
+                language = language_row.get_text()
+                # getting size of book
+                size_row = table_datas[7]
+                size = size_row.get_text()
+                # getting type of book
+                type_row = table_datas[8]
+                type_ofit = type_row.get_text()
+                # this will only take pdfs in English Language
+                if (type_ofit != "pdf" and type_ofit != "epub") or language != "English":
+                    continue
+                book_lst.append(book_name)
+                book_lst.append(author)
+                book_lst.append(publisher)
+                book_lst.append(size)
+                book_lst.append(type_ofit)
+                book_lst.append(link_all[0])
+                book_lst.append(link_all[1])
+                book_lst.append(language)
+                Books.append(book_lst)
+                counter+=1
+        if len(Books) >=1 :
+            return Books
+        else :
+            return "Error: no results found"
+    else:
+        return "Error: no results found"
+    
+
+
+if __name__ == "__main__":
+    a = book_get("Python",25,5)
+    if "Error" not in a:
+        for i in a :
+            print(f"\n\nName : {i[0]}\nAuthor : {i[1]}\nPublisher : {i[2]}\nSize : {i[3]}\nFormat : {i[4]}\nLink : {i[5]}\nImage : {i[6]}\n\n")
+    else:
+        print(a)

Telegram_Book_Bot/main.py

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+from unittest import result
+from bs4 import BeautifulSoup as bs
+import requests
+import telebot
+import os
+import time
+from book import book_get
+
+# BOT HEADERS............
+
+bot = telebot.TeleBot(os.environ['YOUR_BOT_TOKEN'])
+results = 5
+mainres = 25
+
+# ////////////////
+# BOT COMMANDS............\\\
+
+@bot.message_handler(commands=["start"])
+def starting(message):
+    text = f"I am a simple book bot.\nI will help you to download books of your own choice\nOur syntax is easy just send\n/book<space><book name>\nWithout without bracket sign.\nEXAMPLE : /book abc\n\nSend /help to get help"
+    bot.reply_to(message , text)
+
+
+@bot.message_handler(commands=["help"])
+def help(message):
+    text = f"Commands:\n1.  /book <book_name>"
+    bot.reply_to(message , text)
+
+
+@bot.message_handler(commands = ["book"])
+def books_get(message):
+    id = message.from_user.id
+    given_name = message.text[6:]
+    messageId = bot.reply_to(message , "Please wait...").message_id
+    chatId = message.chat.id
+    data = book_get(given_name)
+    if data == "Error: emoji":
+        bot.reply_to(message , "Error: emoji\nPlease do not use Emojis😂")
+    elif data == "Error: no results found":
+        bot.reply_to(message , "Error: no results found\nPlease try for another book.")
+    elif data == "Error: enter name":
+        bot.reply_to(message , "Error: enter name\nPlease provide the name of book you are looking for")
+    elif data == "Error: Title Too Short":
+        bot.reply_to(message , "Error: Title Too Short\nPlease provide full title for better results")
+    else:
+        counter = 0
+        bot.delete_message(chatId, messageId)
+        for i in data:
+            if counter <= results:
+                dn = f"[DOWNLOAD NOW]({i[5]})"
+                caption_all = f"*Name* : {i[0]}\n*Author* : {i[1]}\n*Size* : {i[3]}\n*Format* : {i[4]}\n{dn}"
+                bot.send_photo(id ,i[6] , caption = caption_all ,parse_mode ="Markdown" )
+                counter+=1
+
+
+while True:
+    try:
+        bot.polling(non_stop=True, interval=0)
+    except Exception as e:
+        print(e)
+        time.sleep(5)
+        continue
+
+
+# ////////////////

Telegram_Book_Bot/requirements.txt

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+beautifulsoup4==4.11.1
+demoji==1.1.0
+pyTelegramBotAPI==4.12.0
+pyTelegramBotAPI==4.12.0
+Requests==2.31.0