A deeper dive at using OAuth 1.0a with the Linkedin APIs. Single php file for everything. Learn OAuth 1.0a insights.

1. LinkedIn OAuth
for curious people

2. linkedin.com/in/rorycawley
twitter.com/rorycawley

3. LinkedIn OAuth for
curious people
Absolutely DO use an OAuth library (see great
examples developer.linkedin.com)
Search ‘LinkedIn OAuth’ for great code
This deck is if you want to know nuts and bolts of
using OAuth 1.0a to call LinkedIn API
This deck is only for the those who are REALLY
curious about OAuth 1.0a and LinkedIn API
* BASED ON HTTP://BLOG.THEWEBCAFES.COM/POST/1502524959/PHP-STEP-BY-STEP-OAUTH-FOR-DUMMIES-BASED-ON-LINKEDIN

4. Step 1: Get your API key
Step 2: Set the LinkedIn URLs
Step 3: Get the request token
Step 4: Redirect to LinkedIn
Step 5: Get the access token
Step 6: Call LinkedIn API

5. GO TO DEVELOPER.LINKEDIN.COM
SELECT API KEYS

6. LinkedIn OAuth API Key
API Key: q84d384ieign
Secret Key: xLHaddPBLd4jnPvo
Don't share this secret with anyone

7. Step 1: Get your API key
Step 2: Set the LinkedIn URLs
Step 3: Get the request token
Step 4: Redirect to LinkedIn
Step 5: Get the access token
Step 6: Call LinkedIn API

8. LinkedIn OAuth URLs

9. Step 1: Get your API key
Step 2: Set the LinkedIn URLs
Step 3: Get the request token
Step 4: Redirect to LinkedIn
Step 5: Get the access token
Step 6: Call LinkedIn API

10. URL encode for OAuth

11. Prepare parameters

12. Prepare parameters

13. Make the network call

14. Get the response

15. Parse and store token

16. Step 1: Get your API key
Step 2: Set the LinkedIn URLs
Step 3: Get the request token
Step 4: Redirect to LinkedIn
Step 5: Get the access token
Step 6: Call LinkedIn API

17. Redirect & pass token

18. Allow authorization

19. Redirect back to file

20. Step 1: Get your API key
Step 2: Set the LinkedIn URLs
Step 3: Get the request token
Step 4: Redirect to LinkedIn
Step 5: Get the access token
Step 6: Call LinkedIn API

21. Prepare call again

22. Prepare call again

23. Get the access token

24. Step 1: Get your API key
Step 2: Set the LinkedIn URLs
Step 3: Get the request token
Step 4: Redirect to LinkedIn
Step 5: Get the access token
Step 6: Call LinkedIn API

25. Use people API

26. Prepare parameters

27. Get the response

28. WOW - We did it!

29. Have a go yourself:
https://github.com/rorycawley/no-library-php-linkedin-OAuth