Email form
工作流概述
这是一个包含7个节点的中等工作流,主要用于自动化处理各种任务。
工作流源代码
{
"id": "1blBTEfOEjamDB0N",
"meta": {
"instanceId": "558d88703fb65b2d0e44613bc35916258b0f0bf983c5d4730c00c424b77ca36a",
"templateCredsSetupCompleted": true
},
"name": "Email form",
"tags": [],
"nodes": [
{
"id": "0994dde9-bad8-49b8-b164-1f191decf9ff",
"name": "Email is not valid, do nothing",
"type": "n8n-nodes-base.noOp",
"position": [
940,
480
],
"parameters": {},
"typeVersion": 1
},
{
"id": "b27e140e-7758-42d4-bf07-39b17f85fc82",
"name": "Check if the email is valid",
"type": "n8n-nodes-base.if",
"position": [
620,
260
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 1,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "54d84c8a-63ee-40ed-8fb2-301fff0194ba",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.status }}",
"rightValue": "valid"
}
]
}
},
"typeVersion": 2
},
{
"id": "a691af9a-f66f-4fd1-ab82-3d3450098d67",
"name": "Verify email",
"type": "n8n-nodes-base.hunter",
"position": [
360,
260
],
"parameters": {
"email": "={{ $json.Email }}",
"operation": "emailVerifier"
},
"credentials": {
"hunterApi": {
"id": "wC6eWJWcNeFHvBqV",
"name": "Hunter account"
}
},
"typeVersion": 1
},
{
"id": "cfe4d91b-209c-49df-8483-141f5e27fba2",
"name": "Submit form",
"type": "n8n-nodes-base.formTrigger",
"position": [
80,
260
],
"webhookId": "80be3272-e1bc-47e4-8112-d39488e84f4b",
"parameters": {
"options": {},
"formTitle": "Join my mailing list now",
"formFields": {
"values": [
{
"fieldLabel": "Email",
"requiredField": true
}
]
},
"formDescription": "10x your productivity with my A.I. tips. I'll cut the B.S. and give you the most practical tips for A.I. automation."
},
"typeVersion": 2.2
},
{
"id": "30d816d9-7a91-47b2-8c06-da0b9114f375",
"name": "Add contact to list",
"type": "n8n-nodes-base.sendGrid",
"position": [
940,
240
],
"parameters": {
"email": "={{ $json.Email }}",
"resource": "contact",
"additionalFields": {
"listIdsUi": {
"listIdValues": {
"listIds": [
"11a55438-d4a8-4740-b054-d273359b7dfe"
]
}
}
}
},
"credentials": {
"sendGridApi": {
"id": "AFtBIAiI3x5QS0WL",
"name": "SendGrid account"
}
},
"typeVersion": 1
},
{
"id": "e80255c8-25b2-48d5-8605-d7702cbf7bc7",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
60,
-100
],
"parameters": {
"width": 505,
"height": 180,
"content": "## Automate Email List Building with n8n and Hunter io
💡 Read the [case study here](https://rumjahn.com/create-email-capture-forms-for-free-using-n8n-and-sendgrid-and-easily-grow-your-subscriber-list/).
📺 Watch the [youtube tutorial here](https://www.youtube.com/watch?v=NgvEHwu19Rs&t=2s)
"
},
"typeVersion": 1
},
{
"id": "f989d552-81b9-4ee7-aa28-a006b703280f",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
300,
100
],
"parameters": {
"color": 4,
"height": 320,
"content": "## Hunter io
You need to get a Hunter.io account and input the API key. There's 50 free credits per month."
},
"typeVersion": 1
}
],
"active": true,
"pinData": {},
"settings": {
"executionOrder": "v1"
},
"versionId": "1df322f8-6d69-4ae7-b094-3f0dec019d3b",
"connections": {
"Submit form": {
"main": [
[
{
"node": "Verify email",
"type": "main",
"index": 0
}
]
]
},
"Verify email": {
"main": [
[
{
"node": "Check if the email is valid",
"type": "main",
"index": 0
}
]
]
},
"Check if the email is valid": {
"main": [
[
{
"node": "Add contact to list",
"type": "main",
"index": 0
}
],
[
{
"node": "Email is not valid, do nothing",
"type": "main",
"index": 0
}
]
]
}
}
}
功能特点
- 自动检测新邮件
- AI智能内容分析
- 自定义分类规则
- 批量处理能力
- 详细的处理日志
技术分析
节点类型及作用
- Noop
- If
- Hunter
- Formtrigger
- Sendgrid
复杂度评估
配置难度:
维护难度:
扩展性:
实施指南
前置条件
- 有效的Gmail账户
- n8n平台访问权限
- Google API凭证
- AI分类服务订阅
配置步骤
- 在n8n中导入工作流JSON文件
- 配置Gmail节点的认证信息
- 设置AI分类器的API密钥
- 自定义分类规则和标签映射
- 测试工作流执行
- 配置定时触发器(可选)
关键参数
| 参数名称 | 默认值 | 说明 |
|---|---|---|
| maxEmails | 50 | 单次处理的最大邮件数量 |
| confidenceThreshold | 0.8 | 分类置信度阈值 |
| autoLabel | true | 是否自动添加标签 |
最佳实践
优化建议
- 定期更新AI分类模型以提高准确性
- 根据邮件量调整处理批次大小
- 设置合理的分类置信度阈值
- 定期清理过期的分类规则
安全注意事项
- 妥善保管API密钥和认证信息
- 限制工作流的访问权限
- 定期审查处理日志
- 启用双因素认证保护Gmail账户
性能优化
- 使用增量处理减少重复工作
- 缓存频繁访问的数据
- 并行处理多个邮件分类任务
- 监控系统资源使用情况
故障排除
常见问题
邮件未被正确分类
检查AI分类器的置信度阈值设置,适当降低阈值或更新训练数据。
Gmail认证失败
确认Google API凭证有效且具有正确的权限范围,重新进行OAuth授权。
调试技巧
- 启用详细日志记录查看每个步骤的执行情况
- 使用测试邮件验证分类逻辑
- 检查网络连接和API服务状态
- 逐步执行工作流定位问题节点
错误处理
工作流包含以下错误处理机制:
- 网络超时自动重试(最多3次)
- API错误记录和告警
- 处理失败邮件的隔离机制
- 异常情况下的回滚操作