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SharePoint - SharePoint Online Integration Patterns

Upload files and manage folders in SharePoint Online using CSOM or Microsoft Graph API.

Updated Dec 1, 2025
Search Tags:#excel#csom#sharepoint#upload#graph
One-click install
npx skills add https://github.com/lawless-m/Camola --skill sharepoint-sharepoint-online-integration-patterns
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: SharePoint - SharePoint Online Integration Patterns
Source: https://github.com/lawless-m/Camola/tree/main/.claude/skills/SharePoint
Command: npx skills add https://github.com/lawless-m/Camola --skill sharepoint-sharepoint-online-integration-patterns

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill provides proven patterns for automating file uploads, folder management, and Excel operations across SharePoint using CSOM and Graph API.

Core Features & Use Cases

  • Chunked uploads: Large file uploads with CSOM.
  • Folder management: Get or create nested folders remotely.
  • Excel operations: Graph API based Excel cell updates.

Quick Start

Upload a file to a SharePoint folder using CSOM with chunked upload enabled.

Frequently Asked Questions about SharePoint - SharePoint Online Integration Patterns

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I upload large files to SharePoint Online programmatically?▼

Use chunked uploads with CSOM or Microsoft Graph API to handle files from 1 MB to 50 MB in segments, enabling reliable large-file transfers to SharePoint without timeout failures or memory constraints.

What authentication do I need to automate SharePoint file operations?▼

App-Only Azure AD authentication with ClientId and ClientSecret credentials, registered in Azure AD with Sites.FullControl.All or Sites.ReadWrite.All permissions, allows unattended programmatic access to SharePoint resources.

Can I create nested folders and manage folder structure in SharePoint Online remotely?▼

Yes, CSOM and Graph API support remote folder creation and navigation using server-relative URLs, enabling you to build and organize nested folder hierarchies programmatically without manual intervention.

How do I update Excel cells in SharePoint using the Graph API?▼

Microsoft Graph API provides direct cell-update operations on Excel files stored in SharePoint, allowing you to read and write cell values without downloading files locally.

What's the difference between CSOM and Microsoft Graph for SharePoint automation?▼

CSOM (via PnP.Framework) excels at chunked uploads and folder management; Graph API is modern, REST-based, and better for Excel operations and cross-platform scenarios. Choose based on your upload size requirements and integration depth.

Do I need special handling for file uploads to SharePoint in enterprise automation workflows?▼

Yes, enterprise scenarios require robust error logging, chunked upload configuration, proper permission mappings, and handling of server-relative URL paths to ensure scalable, maintainable file-heavy operations.

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