From f0d626e92e9698a1842f844591cfea3df6a176a4 Mon Sep 17 00:00:00 2001
From: Matthieu Borgognon <matrash@bqn.ch>
Date: Sun, 16 May 2021 18:04:39 +0200
Subject: [PATCH] Initial commit

---
 .gitignore       |  3 +++
 Dockerfile       |  7 +++++++
 README.adoc      |  9 +++++++++
 main.py          | 12 ++++++++++++
 requirements.txt |  2 ++
 send_email.py    | 49 ++++++++++++++++++++++++++++++++++++++++++++++++
 6 files changed, 82 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Dockerfile
 create mode 100644 README.adoc
 create mode 100644 main.py
 create mode 100644 requirements.txt
 create mode 100644 send_email.py

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d9d42b2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+.env
+test.pdf
+venv
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..ba8201b
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,7 @@
+FROM python:3.6-slim-buster
+RUN apt-get update && apt-get install -y sane-utils libsane-hpaio imagemagick tesseract-ocr-fra tesseract-ocr-deu pngquant nano
+WORKDIR /usr/src/app
+COPY . .
+RUN pip install --no-cache-dir -r requirements.txt
+RUN sed -i 's/rights="none" pattern="PDF"/rights="read|write" pattern="PDF"/' /etc/ImageMagick-6/policy.xml
+CMD ["python", "./main.py"]
\ No newline at end of file
diff --git a/README.adoc b/README.adoc
new file mode 100644
index 0000000..a15508d
--- /dev/null
+++ b/README.adoc
@@ -0,0 +1,9 @@
+= Auto-scan to automatically scan documents from HP, OCR files, optimize it and finally send it by email as attachment
+:icons: font
+ifdef::env-github[]
+:tip-caption: :bulb:
+:note-caption: :information_source:
+:important-caption: :heavy_exclamation_mark:
+:caution-caption: :fire:
+:warning-caption: :warning:
+endif::[]
\ No newline at end of file
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..1865a24
--- /dev/null
+++ b/main.py
@@ -0,0 +1,12 @@
+import subprocess
+import datetime
+from send_email import *
+
+ts_now = '{:%Y-%m-%d_%H%M%S}'.format(datetime.datetime.now())
+file_with_ts = 'attachment_' + ts_now + '.pdf'
+
+subprocess.run(["scan-pdf/src/scan-pdf", "--flatbed", "--color-mode", "color", file_with_ts])
+
+subprocess.run(["ocrmypdf", "-r", "--rotate-pages-threshold", "6", "-O", "3", file_with_ts, file_with_ts])
+
+send_email(file_with_ts, ts_now)
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..4363c76
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,2 @@
+ocrmypdf>=12.0.1<12.1.0
+python-dotenv>=0.17.1<0.18.0
\ No newline at end of file
diff --git a/send_email.py b/send_email.py
new file mode 100644
index 0000000..3995cc3
--- /dev/null
+++ b/send_email.py
@@ -0,0 +1,49 @@
+import smtplib
+from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
+from email.mime.application import MIMEApplication
+import os
+from dotenv import load_dotenv
+
+
+def send_email(filename: str, ts: str) -> str:
+    load_dotenv()
+
+    gmail_user = os.environ['RPI_EMAIL']
+    gmail_password = os.environ['RPI_PASS']
+
+    sent_from = gmail_user
+
+    message = MIMEMultipart('mixed')
+    message['From'] = 'RPI Scanner <{sender}>'.format(sender = sent_from)
+    message['To'] = os.environ['EMAIL_RECIPIENTS']
+    message['CC'] = ''
+    message['Subject'] = 'Scan ' + ts
+
+    msg_content = '<h4>Hi There,<br> This is an automatic HP scanner message.</h4>\n'
+    body = MIMEText(msg_content, 'html')
+    message.attach(body)
+
+    attachmentPath = "./" + filename
+
+    try:
+        with open(attachmentPath, "rb") as attachment:
+            p = MIMEApplication(attachment.read(),_subtype="pdf")
+            p.add_header('Content-Disposition', "attachment; filename= %s" % attachmentPath.split("/")[-1])
+            message.attach(p)
+    except Exception as e:
+        print(str(e))
+
+    msg_full = message.as_string()
+
+    try:
+       server = smtplib.SMTP_SSL('smtp.gmail.com', 465)
+       server.ehlo()
+       server.login(gmail_user, gmail_password)
+       server.sendmail(sent_from,
+                       message['To'].split(";") + (message['CC'].split(";") if message['CC'] else []),
+                       msg_full)
+       server.close()
+       print('Email sent!')
+    except:
+       print('Something went wrong...')