Get PDF with JSReport
工作流概述
这是一个包含5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": "i8nBvPOtFYWk5eoq",
"meta": {
"instanceId": "c5a9958b493899f1235322c2c0e4f007083d1c79bb2c9043ae90b75371e276c7"
},
"name": "Get PDF with JSReport",
"tags": [
{
"id": "2L2vOvQ2wUBVYeh1",
"name": "Send",
"createdAt": "2024-05-03T13:40:43.868Z",
"updatedAt": "2024-05-03T13:40:43.868Z"
},
{
"id": "SBlaOF5ezhukSiIT",
"name": "JSReport",
"createdAt": "2024-05-03T13:40:38.379Z",
"updatedAt": "2024-05-03T13:40:38.379Z"
},
{
"id": "vRTFSK4WW6nL2U7z",
"name": "PDF",
"createdAt": "2024-05-03T13:40:34.380Z",
"updatedAt": "2024-05-03T13:40:34.380Z"
}
],
"nodes": [
{
"id": "9514b49d-80f3-41d2-bcbc-8fa08e27cb64",
"name": "Get PDF From JSReport",
"type": "n8n-nodes-base.httpRequest",
"notes": "Generating the document in JSReport",
"position": [
1040,
320
],
"parameters": {
"url": "https://xxx.jsreportonline.net/api/report",
"method": "POST",
"options": {},
"jsonBody": "= {
\"template\": { \"name\" : \"invoice-main\" },
\"data\" :{
\"number\": \"123\",
\"seller\": {
\"name\": \"Next Step Webs, Inc.\",
\"road\": \"12345 Sunny Road\",
\"country\": \"Sunnyville, TX 12345\"
},
\"buyer\": {
\"name\": \"{{ $json[\"buyer name\"] }}\",
\"road\": \"{{ $json[\"buyer road\"] }}\",
\"country\": \"{{ $json[\"buyer country\"] }}\"
},
\"items\": [{
\"name\": \"{{ $json[\"Item 1 Name\"] }}\",
\"price\": {{ $json[\"Item 1 Price\"] }}
}, {
\"name\": \"{{ $json[\"Item 2 Name\"] }}\",
\"price\": {{ $json[\"Item 2 Price\"] }}
}]
}
}",
"sendBody": true,
"specifyBody": "json",
"authentication": "genericCredentialType",
"genericAuthType": "httpBasicAuth"
},
"credentials": {
"httpBasicAuth": {
"id": "oKwHNpbRnChEV8xq",
"name": "Unnamed credential"
}
},
"notesInFlow": true,
"typeVersion": 4.2
},
{
"id": "d33abb5b-50b0-44d9-8a92-e910bb180ea5",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
460,
240
],
"parameters": {
"height": 372,
"content": "## Streamlining Billing Processes: From Data Input to Document Generation
This process presents the possibility of using a form, such as the one provided by n8n, to enter billing information, then calling JSReport to generate documents such as PDFs, Word, Excel, etc., and finally sending the invoice by email.
"
},
"typeVersion": 1
},
{
"id": "85981fc7-ecb5-49f3-9395-9866ded70257",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
903,
240
],
"parameters": {
"color": 4,
"width": 363,
"height": 568,
"content": "## Information for calling JSReport
### URL API :
https://xxx.jsreportonline.net/api/report
### Use :
To use JSReport, simply call the APIs with the base URL. You can create a free account here: https://jsreport.net/online.
The APIs are available here: https://jsreport.net/learn/api.
In this example, we're sending a sample body that you can find in your JSReport test space."
},
"typeVersion": 1
},
{
"id": "94ae99b3-0ec9-4916-9bf4-19cfeb599966",
"name": "Form Invoice",
"type": "n8n-nodes-base.formTrigger",
"notes": "Allows you to enter invoice information",
"position": [
740,
320
],
"webhookId": "1d0c5777-4033-4bf4-8d0e-8a2069d79c86",
"parameters": {
"path": "1d0c5777-4033-4bf4-8d0e-8a2069d79c86",
"options": {},
"formTitle": "Create Facture",
"formFields": {
"values": [
{
"fieldLabel": "buyer name",
"requiredField": true
},
{
"fieldLabel": "buyer road",
"requiredField": true
},
{
"fieldLabel": "buyer country",
"requiredField": true
},
{
"fieldLabel": "Item 1 Name"
},
{
"fieldType": "number",
"fieldLabel": "Item 1 Price"
},
{
"fieldLabel": "Item 2 Name"
},
{
"fieldLabel": "Item 2 Price"
}
]
},
"formDescription": "Create a PDF invoice from an n8n and JSReport form"
},
"notesInFlow": true,
"typeVersion": 2
},
{
"id": "142c4a45-1228-4be5-8172-9834bb9ca491",
"name": "Send invoice",
"type": "n8n-nodes-base.gmail",
"notes": "Using GMAIL to send the invoice",
"position": [
1340,
320
],
"parameters": {
"sendTo": "contact@nonocode.fr",
"message": "Good morning,
Please find your invoice.
Sincerely,",
"options": {
"attachmentsUi": {
"attachmentsBinary": [
{}
]
}
},
"subject": "New Facture"
},
"credentials": {
"gmailOAuth2": {
"id": "N3pxr94UxrQSovu5",
"name": "Gmail account"
}
},
"notesInFlow": true,
"typeVersion": 2.1
}
],
"active": true,
"pinData": {},
"settings": {
"executionOrder": "v1"
},
"versionId": "8e1b0f98-68ec-4300-a948-52439d00db66",
"connections": {
"Form Invoice": {
"main": [
[
{
"node": "Get PDF From JSReport",
"type": "main",
"index": 0
}
]
]
},
"Get PDF From JSReport": {
"main": [
[
{
"node": "Send invoice",
"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
- Httprequest
- Stickynote
- Formtrigger
- Gmail
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