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通过CustomJS API下载并合并多个PDF文件

中级

这是一个Other, Building Blocks领域的自动化工作流,包含 7 个节点。主要使用 Code, SplitOut, HttpRequest, ManualTrigger, ReadWriteFile 等节点。 使用CustomJS API从URL下载并合并多个PDF文件

前置要求
  • 可能需要目标 API 的认证凭证
工作流预览
可视化展示节点连接关系,支持缩放和平移
导出工作流
复制以下 JSON 配置到 n8n 导入,即可使用此工作流
{
  "meta": {
    "instanceId": "b503899dfd9ae32bbf8e1f446a1f2c9b3c59f80c79b274c49b1606b7ae9579e1",
    "templateCredsSetupCompleted": true
  },
  "nodes": [
    {
      "id": "19f32c25-df26-426d-8e28-f1d29c8571b1",
      "name": "分离",
      "type": "n8n-nodes-base.splitOut",
      "position": [
        -200,
        -240
      ],
      "parameters": {
        "options": {},
        "fieldToSplitOut": "data"
      },
      "typeVersion": 1
    },
    {
      "id": "7360c3f9-2e11-4839-b105-ecab66a39af2",
      "name": "HTTP请求1",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        20,
        -240
      ],
      "parameters": {
        "url": "={{ $json.data }}",
        "options": {}
      },
      "typeVersion": 4.2
    },
    {
      "id": "49cb0c7b-c9d8-4bf1-afa5-5afab9e7967e",
      "name": "从磁盘读取/写入文件2",
      "type": "n8n-nodes-base.readWriteFile",
      "position": [
        460,
        -240
      ],
      "parameters": {
        "options": {},
        "fileName": "test.pdf",
        "operation": "write"
      },
      "typeVersion": 1
    },
    {
      "id": "05ef1b18-481d-40f8-a6b3-712bb9ba2b6f",
      "name": "从磁盘读取/写入文件3",
      "type": "n8n-nodes-base.readWriteFile",
      "position": [
        680,
        -240
      ],
      "parameters": {
        "options": {},
        "fileSelector": "test.pdf"
      },
      "typeVersion": 1
    },
    {
      "id": "c8f0971c-e1e0-4add-83cb-932902f80b56",
      "name": "当点击\"测试工作流\"时",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        -640,
        -240
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "b83c51ea-9afc-411a-baad-429776e843f3",
      "name": "PDF 数组",
      "type": "n8n-nodes-base.code",
      "position": [
        -420,
        -240
      ],
      "parameters": {
        "jsCode": "return { data: [\n  \"https://www.intewa.com/fileadmin/documents/pdf-file.pdf\", \"https://www.w3.org/WAI/ER/tests/xhtml/testfiles/resources/pdf/dummy.pdf\"\n]}"
      },
      "typeVersion": 2
    },
    {
      "id": "b122b6e4-2dfa-4f1f-8547-36ba91ca93f9",
      "name": "合并 PDF",
      "type": "@custom-js/n8n-nodes-pdf-toolkit.mergePdfs",
      "position": [
        240,
        -240
      ],
      "parameters": {},
      "credentials": {
        "customJsApi": {
          "id": "BFGbk0a71fKWY967",
          "name": "CustomJS account"
        }
      },
      "typeVersion": 1
    }
  ],
  "pinData": {},
  "connections": {
    "Merge PDF": {
      "main": [
        [
          {
            "node": "Read/Write Files from Disk2",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "PDF Array": {
      "main": [
        [
          {
            "node": "Split Out",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Split Out": {
      "main": [
        [
          {
            "node": "HTTP Request1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "HTTP Request1": {
      "main": [
        [
          {
            "node": "Merge PDF",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Read/Write Files from Disk2": {
      "main": [
        [
          {
            "node": "Read/Write Files from Disk3",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "When clicking ‘Test workflow’": {
      "main": [
        [
          {
            "node": "PDF Array",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}
常见问题

如何使用这个工作流?

复制上方的 JSON 配置代码,在您的 n8n 实例中创建新工作流并选择「从 JSON 导入」,粘贴配置后根据需要修改凭证设置即可。

这个工作流适合什么场景?

中级 - 其他, 构建模块

需要付费吗?

本工作流完全免费,您可以直接导入使用。但请注意,工作流中使用的第三方服务(如 OpenAI API)可能需要您自行付费。

工作流信息
难度等级
中级
节点数量7
分类2
节点类型6
难度说明

适合有一定经验的用户,包含 6-15 个节点的中等复杂度工作流

外部链接
在 n8n.io 查看

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