Automate Invoice Processing with Gmail, OCR.space, Slack & Xero — n8n 工作流
概览
How It Works
Trigger: Watches for new emails in Gmail with PDF/image attachments.
OCR: Sends the attachment to OCR.space API (https://ocr.space/OCRAPI) to extract invoice text.
Parsing: Extracts key fields:
Vendor
Invoice number
Amount
Currency
Invoice date
Due date
Description
Validation Logic:
Checks if amount is valid
Ensures vendor and invoice number are present
Flags high-value invoices (e.g., over $10,000)
Routing:
If invalid:
使用的节点
Google SheetsHTTP RequestSlackXeroGmailCode
工作流预览
⚡
G
Gmail Trigger
Code in JavaScript
Append or update row in …
Slack Approval Request
Slack Rejection message
C
Check Qualification
Parse Invoice Data
Format for Slack
Rejection message
Success message
Update Rejected Status
Update Approved Status
Add Processed label
Add Rejected label
Get many contacts
Clean Invoice Payload
Create invoice
H
Has Valid Attachment?
W
Was Approved?
Extract Text
20 nodes19 edges
工作原理
- 1
触发器
工作流由 触发器 触发器启动。
- 2
处理
数据流经 20 个节点, connecting code, gmail, gmailtrigger。
- 3
输出
工作流完成自动化并将结果发送到配置的目标。
节点详情 (20)
GO#1
Google Sheets
googleSheets
HT#2
HTTP Request
httpRequest
SL#3
Slack
slack
XE#4
Xero
xero
GM#5
Gmail
gmail
CO#6
Code
code
如何导入此工作流
- 1点击右侧 下载 JSON 按钮保存工作流文件。
- 2打开你的 n8n 实例,依次点击 工作流 → 新建 → 从文件导入。
- 3选择下载的
automate-invoice-processing-with-gmail-ocrspace-slack-xero文件并点击导入。 - 4为每个服务节点配置 凭证(API 密钥、OAuth 等)。
- 5点击 测试工作流 验证一切正常,然后激活它。
或直接在 n8n → 从 JSON 导入 中粘贴:
{ "name": "Automate Invoice Processing with Gmail, OCR.space, Slack & Xero", "nodes": [...], ...}
集成
codegmailgmailtriggergooglesheetshttprequestifslackxero
创建者
Abi Odedeyi
@abiodedeyi
标签
codegmailgmailtriggergooglesheetshttprequestifslackxero