📄🛠️ PDF转博客

• •OpenAI API Key

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  "meta": {
    "instanceId": "03907a25f048377a8789a4332f28148522ba31ee907fababf704f1d88130b1b6",
    "templateCredsSetupCompleted": true
  },
  "name": "📄🛠️PDF转博客",
  "tags": [],
  "nodes": [
    {
      "id": "58a4923b-3e8f-4abd-bebc-6488f8b04101",
      "name": "便签",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      ],
      "parameters": {
        "color": 3,
        "width": 461,
        "height": 359.27075107113785,
        "content": "## 上传PDF并提取文本"
      },
      "typeVersion": 1
    },
    {
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      ],
      "parameters": {
        "color": 4,
        "width": 508.8267597424673,
        "height": 532.0416571599118,
        "content": "## 创建博客文章"
      },
      "typeVersion": 1
    },
    {
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      "name": "便签3",
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      ],
      "parameters": {
        "color": 6,
        "width": 370.4721755771028,
        "height": 352.3823858238478,
        "content": "## 发布草稿博客文章到Ghost"
      },
      "typeVersion": 1
    },
    {
      "id": "766daeb8-23e8-4ee9-acee-ea2a787bbfda",
      "name": "上传PDF",
      "type": "n8n-nodes-base.formTrigger",
      "position": [
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      ],
      "webhookId": "6c4a4180-7206-469f-a645-f41824ccbf42",
      "parameters": {
        "path": "pdf",
        "options": {},
        "formTitle": "PDF2Blog",
        "formFields": {
          "values": [
            {
              "fieldType": "file",
              "fieldLabel": "Upload PDF File",
              "multipleFiles": false,
              "requiredField": true,
              "acceptFileTypes": ".pdf"
            }
          ]
        },
        "formDescription": "Transform PDFs into captivating blog posts"
      },
      "typeVersion": 2.1
    },
    {
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      "name": "提取文本",
      "type": "n8n-nodes-base.extractFromFile",
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      "parameters": {
        "options": {},
        "operation": "pdf",
        "binaryPropertyName": "Upload_PDF_File"
      },
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    {
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      "name": "发布到Ghost",
      "type": "n8n-nodes-base.ghost",
      "position": [
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      ],
      "parameters": {
        "title": "={{ $json.title }}",
        "source": "adminApi",
        "content": "={{ $json.content }}",
        "operation": "create",
        "additionalFields": {}
      },
      "credentials": {
        "ghostAdminApi": {
          "id": "yiqmX1MjG1FU3wyR",
          "name": "Ghost Admin account"
        }
      },
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    },
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      "name": "gpt-4o-mini",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
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      "parameters": {
        "model": "gpt-4o-mini-2024-07-18",
        "options": {
          "responseFormat": "json_object"
        }
      },
      "credentials": {
        "openAiApi": {
          "id": "h597GY4ZJQD47RQd",
          "name": "OpenAi account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "719e7578-df85-441c-8d2f-cb7d3f7bb92f",
      "name": "结构化输出 - JSON",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
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      ],
      "parameters": {
        "jsonSchemaExample": "{\n    \"title\": \"title\",\n    \"content\": \"content\"\n}"
      },
      "typeVersion": 1.2
    },
    {
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      "name": "分离标题和内容",
      "type": "n8n-nodes-base.code",
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      ],
      "parameters": {
        "jsCode": "try {\n  // Check if input exists and has the expected structure\n  const input = $input.all();\n  if (!input || !input.length) {\n    throw new Error('No input data received');\n  }\n\n  const firstItem = input[0];\n  if (!firstItem || !firstItem.json || !firstItem.json.output || !firstItem.json.output.output) {\n    throw new Error('Invalid input structure: missing required properties');\n  }\n\n  const output = firstItem.json.output.output;\n  \n  // Validate title exists\n  if (!output.title) {\n    throw new Error('Missing title in output');\n  }\n\n  // Validate content exists\n  if (!output.content) {\n    throw new Error('Missing content in output');\n  }\n\n  const title = output.title;\n  const content = output.content.replace(/<h1>.*?<\\/h1>/s, '').trim();\n\n  // Validate final content is not empty after processing\n  if (!content) {\n    throw new Error('Content is empty after processing');\n  }\n\n  console.log('Successfully processed content');\n\n  console.log(title)\n  console.log(content)\n  \n  return { title, content };\n\n} catch (error) {\n  // Log the error for debugging\n  console.error('Error processing content:', error.message);\n  \n  // Return a graceful failure object\n  return {\n    error: true,\n    message: error.message,\n    title: '',\n    content: '',\n    timestamp: new Date().toISOString()\n  };\n}"
      },
      "typeVersion": 2
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      "name": "如果",
      "type": "n8n-nodes-base.if",
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        "conditions": {
          "options": {
            "version": 2,
            "leftValue": "",
            "caseSensitive": true,
            "typeValidation": "strict"
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          "conditions": [
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              "operator": {
                "type": "string",
                "operation": "notEmpty",
                "singleValue": true
              },
              "leftValue": "={{ $json.title }}",
              "rightValue": ""
            },
            {
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              "operator": {
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                "singleValue": true
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              "leftValue": "={{ $json.content }}",
              "rightValue": ""
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      },
      "typeVersion": 2.2
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    {
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      "name": "不执行任何操作",
      "type": "n8n-nodes-base.noOp",
      "position": [
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      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "20b12b54-d329-4c70-9fa2-0dc598477a66",
      "name": "创建结构化博客文章",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
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        1480
      ],
      "parameters": {
        "text": "={{ $json.text }}",
        "agent": "conversationalAgent",
        "options": {
          "systemMessage": "=Analyze the provided PDF article and create a compelling blog post that will be returned in JSON format with two fields: \"title\" and \"content\". Follow these specifications:\n\n## Title Requirements\n- Create an engaging, SEO-friendly title under 10 words\n- Must not contain a colon\n- Should capture the article's essence\n- Will be formatted as an H1 in the content\n\n## Content Structure\n- Introduction (150-200 words)\n  * Compelling hook\n  * Topic context and importance\n  * Preview of main points\n\n- Main Content (6-8 chapters)\n  * Each chapter requires:\n    - Relevant H2 heading\n    - 300-400 words of unique content\n    - Specific topic focus\n    - Source material quotes/data\n    - Smooth transitions\n\n- Conclusion (200-250 words)\n  * Key takeaways\n  * Final thoughts/implications\n\n## Formatting Guidelines\n- Use proper HTML tags throughout\n- Structure with <p> tags for paragraphs\n- Include appropriate spacing\n- Use <blockquote> for direct quotes\n- Maintain consistent formatting\n- Write in clear, professional tone\n- Break up long paragraphs\n- Use engaging subheadings\n- Include transitional phrases\n\nThe content should be original, avoid direct copying, and maintain a consistent voice throughout. The final JSON response should contain only the title and content fields, with the content including all HTML formatting."
        },
        "promptType": "define",
        "hasOutputParser": true
      },
      "retryOnFail": true,
      "typeVersion": 1.6
    }
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  "pinData": {},
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "ae25fae9-8ae8-4a49-ae90-dd2a89599f08",
  "connections": {
    "If": {
      "main": [
        [
          {
            "node": "Post to Ghost",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Do Nothing",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Upload PDF": {
      "main": [
        [
          {
            "node": "Extract Text",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "gpt-4o-mini": {
      "ai_languageModel": [
        [
          {
            "node": "Create Structured Blog Post",
            "type": "ai_languageModel",
            "index": 0
          }
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    },
    "Extract Text": {
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        [
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            "node": "Create Structured Blog Post",
            "type": "main",
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    },
    "Separate Title & Content": {
      "main": [
        [
          {
            "node": "If",
            "type": "main",
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        ]
      ]
    },
    "Structured Output - JSON": {
      "ai_outputParser": [
        [
          {
            "node": "Create Structured Blog Post",
            "type": "ai_outputParser",
            "index": 0
          }
        ]
      ]
    },
    "Create Structured Blog Post": {
      "main": [
        [
          {
            "node": "Separate Title & Content",
            "type": "main",
            "index": 0
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    }
  }
}