basic working script

This commit is contained in:
Tim Bendt
2025-04-22 15:28:14 -06:00
parent 1c7afafce7
commit 382a181720
4 changed files with 222 additions and 103 deletions

1
.gitignore vendored
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@@ -6,3 +6,4 @@ output_markdown_files/output_5.md
output_markdown_files/output_6.md output_markdown_files/output_6.md
token_cache.bin token_cache.bin
output_ics/outlook_events_latest.ics output_ics/outlook_events_latest.ics
cache_timestamp.json

5
.vscode/launch.json vendored
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@@ -1,12 +1,9 @@
{ {
// Use IntelliSense to learn about possible attributes.
// Hover to view descriptions of existing attributes.
// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
"version": "0.2.0", "version": "0.2.0",
"configurations": [ "configurations": [
{ {
"name": "Python Debugger: Current File", "name": "Python Debugger: Current File",
"type": "debugpy", "type": "python",
"request": "launch", "request": "launch",
"program": "${file}", "program": "${file}",
"console": "integratedTerminal" "console": "integratedTerminal"

210
fetch_outlook.py Normal file
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@@ -0,0 +1,210 @@
import os
import msal
import requests
import json
from datetime import datetime
from dateutil import parser
from dateutil.tz import UTC
from email.message import EmailMessage
import time
# Filepath for caching timestamp
cache_timestamp_file = 'cache_timestamp.json'
# Load cached timestamp if it exists
if os.path.exists(cache_timestamp_file):
with open(cache_timestamp_file, 'r') as f:
cache_timestamp = json.load(f)
else:
cache_timestamp = {}
# Function to check if the cache is still valid
def is_cache_valid():
if 'timestamp' in cache_timestamp and 'max_age' in cache_timestamp:
current_time = time.time()
cache_expiry_time = cache_timestamp['timestamp'] + cache_timestamp['max_age']
return current_time < cache_expiry_time
return False
# Function to create Maildir structure
def create_maildir_structure(base_path):
os.makedirs(os.path.join(base_path, 'cur'), exist_ok=True)
os.makedirs(os.path.join(base_path, 'new'), exist_ok=True)
os.makedirs(os.path.join(base_path, 'tmp'), exist_ok=True)
# Function to save email to Maildir format
def save_email_to_maildir(maildir_path, email_data):
# Create a new EmailMessage object
msg = EmailMessage()
# Add required headers
msg['Date'] = email_data.get('receivedDateTime', '') # Use the receivedDateTime field
msg['Message-ID'] = email_data.get('id', '') # Use the unique ID of the message
msg['Subject'] = email_data.get('subject', 'No Subject') # Default to 'No Subject' if missing
msg['From'] = email_data.get('from', {}).get('emailAddress', {}).get('address', 'unknown@unknown.com')
msg['To'] = ', '.join([recipient['emailAddress']['address'] for recipient in email_data.get('toRecipients', [])])
# Add the email body
body = email_data.get('body', {}).get('content', '')
msg.set_content(body)
# Save the email to the Maildir 'new' folder
email_filename = f"{msg['Message-ID'] or email_data.get('id', 'unknown')}.eml"
email_filepath = os.path.join(maildir_path, 'new', email_filename)
with open(email_filepath, 'w') as f:
f.write(msg.as_string())
# Read Azure app credentials from environment variables
client_id = os.getenv('AZURE_CLIENT_ID')
tenant_id = os.getenv('AZURE_TENANT_ID')
if not client_id or not tenant_id:
raise ValueError("Please set the AZURE_CLIENT_ID and AZURE_TENANT_ID environment variables.")
# Token cache
cache = msal.SerializableTokenCache()
cache_file = 'token_cache.bin'
if os.path.exists(cache_file):
cache.deserialize(open(cache_file, 'r').read())
# Filepath for caching ETag
etag_cache_file = 'etag_cache.json'
# Load cached ETag if it exists
if os.path.exists(etag_cache_file):
with open(etag_cache_file, 'r') as f:
etag_cache = json.load(f)
else:
etag_cache = {}
# Authentication
authority = f'https://login.microsoftonline.com/{tenant_id}'
scopes = ['https://graph.microsoft.com/Calendars.Read', 'https://graph.microsoft.com/Mail.Read']
app = msal.PublicClientApplication(client_id, authority=authority, token_cache=cache)
accounts = app.get_accounts()
if accounts:
token_response = app.acquire_token_silent(scopes, account=accounts[0])
else:
flow = app.initiate_device_flow(scopes=scopes)
if 'user_code' not in flow:
raise Exception("Failed to create device flow")
print(flow['message'])
token_response = app.acquire_token_by_device_flow(flow)
if 'access_token' not in token_response:
raise Exception("Failed to acquire token")
# Save token cache
with open(cache_file, 'w') as f:
f.write(cache.serialize())
access_token = token_response['access_token']
headers = {'Authorization': f'Bearer {access_token}'}
accounts = app.get_accounts()
if not accounts:
raise Exception("No accounts found")
mail_url = 'https://graph.microsoft.com/v1.0/me/mailFolders/inbox/messages?$top=100&$orderby=receivedDateTime asc'
messages = []
print("Fetching mail...")
# Fetch the total count of messages in the inbox
inbox_url = 'https://graph.microsoft.com/v1.0/me/mailFolders/inbox'
response = requests.get(inbox_url, headers=headers)
if response.status_code != 200:
raise Exception(f"Failed to fetch inbox details: {response.status_code} {response.text}")
total_messages = response.json().get('totalItemCount', 0)
print(f"Total messages in inbox: {total_messages}")
while mail_url:
if is_cache_valid():
print("Using cached messages...")
break # No need to fetch further, cache is still valid
response = requests.get(mail_url, headers=headers)
if response.status_code != 200:
raise Exception(f"Failed to fetch mail: {response.status_code} {response.text}")
# Parse the Cache-Control header to get the max-age value
cache_control = response.headers.get('Cache-Control', '')
max_age = 0
if 'max-age=' in cache_control:
max_age = int(cache_control.split('max-age=')[1].split(',')[0])
# Update the cache timestamp and max-age
cache_timestamp['timestamp'] = time.time()
cache_timestamp['max_age'] = max_age
with open(cache_timestamp_file, 'w') as f:
json.dump(cache_timestamp, f)
# Process the response
response_data = response.json()
messages.extend(response_data.get('value', [])) # Add the current page of messages to the list
# Calculate and display progress percentage
progress = (len(messages) / total_messages) * 100 if total_messages > 0 else 0
print(f"Fetched {len(messages)} of {total_messages} messages ({progress:.2f}%)", end='\r')
# Get the next page URL from @odata.nextLink
mail_url = response_data.get('@odata.nextLink')
print("\nFinished fetching mail.")
maildir_path = os.getenv('MAILDIR_PATH', os.path.expanduser('~/Mail')) + "/corteva/INBOX"
create_maildir_structure(maildir_path)
for message in messages:
print(f"Processing message: {message.get('subject', 'No Subject')}", end='\r')
save_email_to_maildir(maildir_path, message)
print(f"\nFinished processing {len(messages)} messages.")
# Fetch events with pagination and expand recurring events
events_url = 'https://graph.microsoft.com/v1.0/me/events?$top=100&$expand=instances'
events = []
print("Fetching events...")
while events_url:
response = requests.get(events_url, headers=headers)
response_data = response.json()
events.extend(response_data.get('value', []))
print(f"Fetched {len(events)} events so far...", end='\r')
events_url = response_data.get('@odata.nextLink')
# Save events to a file in iCalendar format
output_file = f'output_ics/outlook_events_latest.ics'
print(f"Saving events to {output_file}...")
with open(output_file, 'w') as f:
f.write("BEGIN:VCALENDAR\nVERSION:2.0\n")
for event in events:
if 'start' in event and 'end' in event:
start = parser.isoparse(event['start']['dateTime'])
end = parser.isoparse(event['end']['dateTime'])
f.write(f"BEGIN:VEVENT\nSUMMARY:{event['subject']}\n")
f.write(f"DTSTART:{start.strftime('%Y%m%dT%H%M%S')}\n")
f.write(f"DTEND:{end.strftime('%Y%m%dT%H%M%S')}\n")
if 'recurrence' in event and event['recurrence']: # Check if 'recurrence' exists and is not None
for rule in event['recurrence']:
if rule.startswith('RRULE'):
rule_parts = rule.split(';')
new_rule_parts = []
for part in rule_parts:
if part.startswith('UNTIL='):
until_value = part.split('=')[1]
until_date = parser.isoparse(until_value)
if start.tzinfo is not None and until_date.tzinfo is None:
until_date = until_date.replace(tzinfo=UTC)
new_rule_parts.append(f"UNTIL={until_date.strftime('%Y%m%dT%H%M%SZ')}")
else:
new_rule_parts.append(part)
rule = ';'.join(new_rule_parts)
f.write(f"{rule}\n")
f.write("END:VEVENT\n")
f.write("END:VCALENDAR\n")

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@@ -1,89 +0,0 @@
import os
import msal
import requests
import json
from datetime import datetime
from dateutil import parser
from dateutil.tz import UTC
# Read Azure app credentials from environment variables
client_id = os.getenv('AZURE_CLIENT_ID')
tenant_id = os.getenv('AZURE_TENANT_ID')
if not client_id or not tenant_id:
raise ValueError("Please set the AZURE_CLIENT_ID and AZURE_TENANT_ID environment variables.")
# Token cache
cache = msal.SerializableTokenCache()
cache_file = 'token_cache.bin'
if os.path.exists(cache_file):
cache.deserialize(open(cache_file, 'r').read())
# Authentication
authority = f'https://login.microsoftonline.com/{tenant_id}'
scopes = ['https://graph.microsoft.com/Calendars.Read']
app = msal.PublicClientApplication(client_id, authority=authority, token_cache=cache)
accounts = app.get_accounts()
if accounts:
token_response = app.acquire_token_silent(scopes, account=accounts[0])
else:
flow = app.initiate_device_flow(scopes=scopes)
if 'user_code' not in flow:
raise Exception("Failed to create device flow")
print(flow['message'])
token_response = app.acquire_token_by_device_flow(flow)
if 'access_token' not in token_response:
raise Exception("Failed to acquire token")
# Save token cache
with open(cache_file, 'w') as f:
f.write(cache.serialize())
access_token = token_response['access_token']
# Fetch events with pagination and expand recurring events
headers = {'Authorization': f'Bearer {access_token}'}
events_url = 'https://graph.microsoft.com/v1.0/me/events?$top=100&$expand=instances'
events = []
print("Fetching events...")
while events_url:
response = requests.get(events_url, headers=headers)
response_data = response.json()
events.extend(response_data.get('value', []))
print(f"Fetched {len(events)} events so far...", end='\r')
events_url = response_data.get('@odata.nextLink')
# Save events to a file in iCalendar format
output_file = f'output_ics/outlook_events_latest.ics'
print(f"Saving events to {output_file}...")
with open(output_file, 'w') as f:
f.write("BEGIN:VCALENDAR\nVERSION:2.0\n")
for event in events:
if 'start' in event and 'end' in event:
start = parser.isoparse(event['start']['dateTime'])
end = parser.isoparse(event['end']['dateTime'])
f.write(f"BEGIN:VEVENT\nSUMMARY:{event['subject']}\n")
f.write(f"DTSTART:{start.strftime('%Y%m%dT%H%M%S')}\n")
f.write(f"DTEND:{end.strftime('%Y%m%dT%H%M%S')}\n")
if 'recurrence' in event and event['recurrence']: # Check if 'recurrence' exists and is not None
for rule in event['recurrence']:
if rule.startswith('RRULE'):
rule_parts = rule.split(';')
new_rule_parts = []
for part in rule_parts:
if part.startswith('UNTIL='):
until_value = part.split('=')[1]
until_date = parser.isoparse(until_value)
if start.tzinfo is not None and until_date.tzinfo is None:
until_date = until_date.replace(tzinfo=UTC)
new_rule_parts.append(f"UNTIL={until_date.strftime('%Y%m%dT%H%M%SZ')}")
else:
new_rule_parts.append(part)
rule = ';'.join(new_rule_parts)
f.write(f"{rule}\n")
f.write("END:VEVENT\n")
f.write("END:VCALENDAR\n")