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

下载
{
  "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

  1. 在n8n中导入工作流JSON文件
  2. 配置Gmail节点的认证信息
  3. 设置AI分类器的API密钥
  4. 自定义分类规则和标签映射
  5. 测试工作流执行
  6. 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