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Code flow authentication for persistent session. Addresses #2
- Add .gitattributes file to recognize .ipynb files as Python - Add .gitignore - resources folder is renamed to assets
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‎.gitattributes

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*.ipynb linguist-language=Python
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‎.gitignore

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.DS_Store
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/**/.ipynb_checkpoints
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/**/__pycache__
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/venv

‎Azure_app_signup_step_by_step.md

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```python
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# Program: Accessing OneDrive via Graph API
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# Author: Pranab Das (Twitter: @Pranab_Das)
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# Version: 20191104
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# Author: Pranab Das (GitHub: @pranabdas)
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# Version: 20191104
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```
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# Azure App Signup step by step
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1. Go to https://portal.azure.com
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1. Go to https://portal.azure.com
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![01.PNG](/resources/01.PNG)
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![01.PNG](/assets/01.PNG)
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2. Navigate to Azure Active Directory
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![02.PNG](/resources/02.PNG)
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![02.PNG](/assets/02.PNG)
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3. Select App Registration
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![03.PNG](/resources/03.PNG)
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![03.PNG](/assets/03.PNG)
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4. Click New Registration
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![04.PNG](/resources/04.PNG)
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![04.PNG](/assets/04.PNG)
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5. Give a name to your app, set the redirect URL, and hit Registration button.
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5. Give a name to your app, set the redirect URL, and hit Registration button.
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![05.PNG](/resources/05.PNG)
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![05.PNG](/assets/05.PNG)
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6. Note down the client ID and go to API permissions.
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6. Note down the client ID and go to API permissions.
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![06.PNG](/resources/06.PNG)
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![06.PNG](/assets/06.PNG)
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7. Click Add permissions, select Microsoft Graph.
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7. Click Add permissions, select Microsoft Graph.
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![07.PNG](/resources/07.PNG)
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![07.PNG](/assets/07.PNG)
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8. Choose Delegated permission.
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8. Choose Delegated permission.
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![08.PNG](/resources/08.PNG)
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![08.PNG](/assets/08.PNG)
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9. We will add Files.ReadWrite.All for our purpose.
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9. We will add Files.ReadWrite.All for our purpose.
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![09.PNG](/resources/09.PNG)
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![09.PNG](/assets/09.PNG)
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10. Now go to Authentication tab, and enable Access token. Click the save button, and now we are all set to go.
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![10.PNG](/resources/10.PNG)
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```python
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```
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![10.PNG](/assets/10.PNG)

‎OneDrive_Gaph_tutorial.ipynb

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"outputs": [],
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"source": [
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"# Program: Accessing OneDrive via Graph API\n",
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"# Author: Pranab Das (Twitter: @Pranab_Das)\n",
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"# Author: Pranab Das (GitHub: @pranabdas)\n",
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"# Version: 20210820"
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]
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},
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"import requests\n",
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"import json\n",
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"import urllib\n",
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"import os"
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"import os\n",
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"from getpass import getpass\n",
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"import time\n",
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"from datetime import datetime"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Get Access token"
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"## Get Access token\n",
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"\n",
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"### Token flow authentication"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"Looks all right. We have got the access token, and included in the HEADERS. You can print response to see more. "
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"Looks all right. We have got the access token, and included in the HEADERS. You can print response to see more. Go ahead with OneDrive operations."
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Code flow authentication\n",
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"\n",
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"Code flow returns both `access_token` and `refresh_token` which can be used to\n",
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"request new `access_token` and `refresh_token` for persistent session. If you \n",
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"are using organization account, you might require consent of organization administrator. \n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Get code\n",
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"URL = 'https://login.microsoftonline.com/common/oauth2/v2.0/authorize'\n",
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"client_id = \"362422eb-d9d6-4245-9eca-2be5cf256450\"\n",
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"permissions = ['offline_access', 'files.readwrite', 'User.Read']\n",
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"response_type = 'code'\n",
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"redirect_uri = 'http://localhost:8080/'\n",
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"scope = ''\n",
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"for items in range(len(permissions)):\n",
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" scope = scope + permissions[items]\n",
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" if items < len(permissions)-1:\n",
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" scope = scope + '+'\n",
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"\n",
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"print('Click over this link ' +URL + '?client_id=' + client_id + '&scope=' + scope + '&response_type=' + response_type+\\\n",
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" '&redirect_uri=' + urllib.parse.quote(redirect_uri))\n",
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"print('Sign in to your account, copy the whole redirected URL.')\n",
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"code = getpass(\"Paste the URL here :\")\n",
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"code = code[(code.find('?code') + len('?code') + 1) :]\n",
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"\n",
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"URL = 'https://login.microsoftonline.com/common/oauth2/v2.0/token'\n",
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"\n",
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"response = requests.post(URL + '?client_id=' + client_id + '&scope=' + scope + '&grant_type=authorization_code' +\\\n",
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" '&redirect_uri=' + urllib.parse.quote(redirect_uri)+ '&code=' + code)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Get token\n",
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"data = {\n",
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" \"client_id\": client_id,\n",
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" \"scope\": permissions,\n",
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" \"code\": code,\n",
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" \"redirect_uri\": redirect_uri,\n",
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" \"grant_type\": 'authorization_code',\n",
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" \"client_secret\": client_secret\n",
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"}\n",
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"\n",
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"response = requests.post(URL, data=data)\n",
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"\n",
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"token = json.loads(response.text)[\"access_token\"]\n",
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"refresh_token = json.loads(response.text)[\"refresh_token\"]"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Refresh token\n",
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"def get_refresh_token():\n",
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" data = {\n",
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" \"client_id\": client_id,\n",
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" \"scope\": permissions,\n",
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" \"refresh_token\": refresh_token,\n",
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" \"redirect_uri\": redirect_uri,\n",
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" \"grant_type\": 'refresh_token',\n",
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" \"client_secret\": 'xxxx-yyyy-zzzz',\n",
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" }\n",
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"\n",
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" response = requests.post(URL, data=data)\n",
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"\n",
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" token = json.loads(response.text)[\"access_token\"]\n",
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" refresh_token = json.loads(response.text)[\"refresh_token\"]\n",
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" last_updated = time.mktime(datetime.today().timetuple())\n",
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"\n",
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" return token, refresh_token, last_updated"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"token, refresh_token, last_updated = get_refresh_token()"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"If you have a large data to upload, you may use below mock code inside your upload loop:\n",
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"\n",
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"```python\n",
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"elapsed_time = time.mktime(datetime.today().timetuple()) - last_updated\n",
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"\n",
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"if (elapsed_time < 45*60*60):\n",
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" do_something()\n",
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"else if (elapsed_time < 59*60*60):\n",
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" token, refresh_token, last_updated = get_refresh_token()\n",
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"else:\n",
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" go_to_code_flow()\n",
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"```"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## OneDrive operations"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"URL = 'https://graph.microsoft.com/v1.0/'\n",
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"\n",
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"HEADERS = {'Authorization': 'Bearer ' + token}\n",
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"\n",
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"response = requests.get(URL + 'me/drive/', headers = HEADERS)\n",
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"if (response.status_code == 200):\n",
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" response = json.loads(response.text)\n",
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" print('Connected to the OneDrive of', response['owner']['user']['displayName']+' (',response['driveType']+' ).', \\\n",
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" '\\nConnection valid for one hour. Refresh token if required.')\n",
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"elif (response.status_code == 401):\n",
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" response = json.loads(response.text)\n",
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" print('API Error! : ', response['error']['code'],\\\n",
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" '\\nSee response for more details.')\n",
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"else:\n",
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" response = json.loads(response.text)\n",
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" print('Unknown error! See response for more details.')"
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]
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},
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{
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Move itme"
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],
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"cell_type": "markdown",
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"metadata": {}
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# url = URL + 'me/drive/items/{item-id-of-item-to-be-moved}'\n",
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"# provide item-id-of-destination-directory under parentReference in the body\n",
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" },\n",
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"}\n",
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"response = json.loads(requests.patch(url, headers=HEADERS, json=body).text)"
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],
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"cell_type": "code",
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"metadata": {},
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"execution_count": null,
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"outputs": []
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]
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},
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{
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"cell_type": "markdown",
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},
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"nbformat": 4,
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"nbformat_minor": 2
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}
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}

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