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README.md

DeGourou (DeDRM + libgourou)

Automate the process of getting decrypted ebook from InternetArchive without the need for Adobe Digital Editions and Calibre.

News

Now You can use this on Replit without worrying about the integrity/security or any other dependencies of this tool, but you need to know the usage so read the examples below
I have implemented this in a Telegram Bot, where you can send ACSM file and get a Decrypted file back and also explore other sites for ebooks

Things you need

ACSM file from the book page you borrowded from Internet Archive
Adobe Account (optional) (dummy account recommended)
InternetArchive Account (optional)
Python v3.x.x Installed with pip (not required for normal users)

Usage

usage: DeGourou.py [-h] [-f [F]] [-u [U]] [-t [T]] [-o [O]] [-la] [-li] [-e [E]] [-p [P]] [-lo]

Download and Decrypt an encrypted PDF or EPUB file.

optional arguments:
  -h, --help  show this help message and exit
  -f [F]      path to the ACSM file
  -u [U]      book url from InternetArchive
  -t [T]      book file type/format/extension for book url (defaults to PDF)
  -o [O]      output file name
  -la         login to your ADE account.
  -li         login to your InternetArchive.
  -e [E]      email/username
  -p [P]      password
  -lo         logout from all

Guide

By default it uses dummy account for ADE, you can also use your own account

For Normal Users

Download binary file according to your operating system from Releases Section
Run the binary according to operating system

A. Windows user's can just open Command Prompt and use based on the USAGE

B. Linux user's need to change the file permission and then can run
```
chmod 777 DeGourou-linux
./DeGourou-linux
```
Make sure you have installed openssl by using the command
```
sudo apt-get install libssl-dev
```
C. MacOS user's accordingly with name DeGourou.bin

For Developers

Clone the repositary or Download zip file and extract it
Install requirements using pip
Run "DeGourou.py" file

git clone https://gitlab.com/bipinkrish/DeGourou.git
cd DeGourou
pip install -r requirements.txt
python DeGourou.py

Examples

Loging in your InternetArchive account

.\DeGourou-windows.exe -li -e abc@email.com -p myemailpassword

To download from URL (only if your are logged in):

.\DeGourou-windows.exe -u https://archive.org/details/identifier

To download from ACSM file

.\DeGourou-windows.exe -f URLLINK.acsm

Advices

Apply for Print Disability access for encountering minimal errors while downloading from URL
For rare books, you only able to borrow for 1hr, so to get the ACSM file from it, you have to use this below link, once after you clicked borrow

https://archive.org/services/loans/loan/?action=media_url&format=pdf&redirect=1&identifier=XXX

replace XXX with the identifier of the book, you can also change the format from "pdf" to "epub"

Credits

This project is based on the following projects:

DeDrm Tools for eBooks, by Apprentice Harper et al.
Standalone Version of DeDrm Tools, by noDRM
libgourou - a free implementation of Adobe's ADEPT protocol, by Grégory Soutadé
Calibre ACSM Input plugin, by Leseratte10

Copyright Notices

ACSM Input Plugin for Calibre - Copyright (c) 2021-2023 Leseratte10
ACSM Input Plugin for Calibre / acsm-calibre-plugin
Formerly known as "DeACSM"
Copyright (c) 2021-2023 Leseratte10

This software is based on a Python reimplementation of the C++ library 
"libgourou" by Grégory Soutadé which is under the LGPLv3 or later 
license (http://indefero.soutade.fr/p/libgourou/).

I have no idea whether a reimplementation in another language counts 
as "derivative use", so just in case it does, I'm putting this project 
under the GPLv3 (which is allowed in the LGPLv3 license) to prevent any 
licensing issues. 

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

See the "LICENSE" file for a full copy of the GNU GPL v3.

========================================================================

libgourou:
Copyright 2021 Grégory Soutadé

This file is part of libgourou.

libgourou is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

libgourou is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with libgourou. If not, see <http://www.gnu.org/licenses/>.