Automatisation Podcast avec n8n : création de flux audio

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        "input": "={{ $json.body.content }}",
        "options": {
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        "content": "## Send Notes to Webhook\n**Setup:**\n- Install [Post Webhook Plugin](https://github.com/Masterb1234/obsidian-post-webhook/) in Obsidian\n- Enter n8n Webhook URL and name in plugin settings\n\n**Usage:**\n- Select text or use full note\n- Open Command Palette (Ctrl+P)\n- Choose 'Send Note/Selection to [name]'\n- Audio file appears in Podcast Feed and note"
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        "content": "## Generic Podcast Feed Module\nA reusable module for any 'X-to-Podcast' workflow. Generates standard RSS feed from:\n- Source data (Google Sheets)\n- Podcast metadata\n\nCompatible with all major podcast platforms (Apple, Google, Spotify, etc.).\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"
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        "content": "## Create Audio and Write Description\nOpenAI TTS converts notes to audio while the messaging model generates concise descriptions for podcast apps."
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      "typeVersion": 1
    },
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        "content": "## Append Row to Google Sheets\nSaves essential podcast parameters (<title>, <link>, <description>, <duration>) to Google Sheets for Feed generation."
      },
      "typeVersion": 1
    },
    {
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      "webhookId": "2f0a6706-54da-4b89-91f4-5e147b393bd8",
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        "path": "2f0a6706-54da-4b89-91f4-5e147b393bd8h",
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    {
      "id": "ce6d766c-89e6-4d62-9d48-d6715a28592f",
      "name": "Upload Audio to Cloudinary",
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        "url": "https://api.cloudinary.com/v1_1/CLOUDINARY_ENV/upload",
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        "authentication": "genericCredentialType",
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              "name": "file",
              "parameterType": "formBinaryData",
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            {
              "name": "upload_preset",
              "value": "rb_preset"
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            {
              "name": "resource_type",
              "value": "auto"
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        "genericAuthType": "httpCustomAuth",
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              "name": "Content-Type",
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          ]
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      },
      "credentials": {
        "httpCustomAuth": {
          "id": "DHmR14pD9rTrd3nS",
          "name": "Cloudinary API"
        }
      },
      "typeVersion": 4.1
    },
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        "modelId": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4o-mini",
          "cachedResultName": "GPT-4O-MINI"
        },
        "options": {},
        "messages": {
          "values": [
            {
              "content": "={{ $json.body.content }}"
            },
            {
              "role": "system",
              "content": "Based on the user input text, write a concise and engaging description of 50–150 characters. Highlight the key idea or takeaway while making it compelling and easy to understand. Avoid unnecessary details or repetition."
            }
          ]
        }
      },
      "credentials": {
        "openAiApi": {
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        "options": {},
        "aggregate": "aggregateAllItemData"
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    },
    {
      "id": "f403d045-08e9-400e-9988-c8f55a5aa609",
      "name": "Give Audio Unique Name",
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      },
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          "responseHeaders": {
            "entries": [
              {
                "name": "content-type",
                "value": "=audio/mpeg"
              }
            ]
          }
        },
        "respondWith": "binary",
        "responseDataSource": "set"
      },
      "typeVersion": 1
    },
    {
      "id": "ede7c038-b210-4b29-8557-7530ea4cf63e",
      "name": "Rename Fields",
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              "id": "3a7d01f4-7448-40e0-9f46-e6edea971b72",
              "name": "title",
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            },
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              "name": "link",
              "type": "string",
              "value": "={{ $json.data[0].url }}"
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              "id": "8be5df35-ec79-45b1-94c3-306d58100fd2",
              "name": "description",
              "type": "string",
              "value": "={{ $json.data[1].message.content }}"
            },
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              "id": "231d0ee2-13d2-4a28-a19c-adc4920130fd",
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              "removed": false,
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              "canBeUsedToMatch": true
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            {
              "id": "description",
              "type": "string",
              "display": true,
              "removed": false,
              "required": false,
              "displayName": "description",
              "defaultMatch": false,
              "canBeUsedToMatch": true
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            {
              "id": "date",
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              "display": true,
              "removed": false,
              "required": false,
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              "defaultMatch": false,
              "canBeUsedToMatch": true
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            {
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              "display": true,
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          "mappingMode": "autoMapInputData",
          "matchingColumns": []
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        "options": {},
        "operation": "append",
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      "typeVersion": 4.5
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    {
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      "name": "Get Items from Google Sheets",
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      "parameters": {
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        "sheetName": {
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          "cachedResultName": "obsidian-n8n"
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        "googleSheetsOAuth2Api": {
          "id": "3Pu0wlfxgNYzVqY6",
          "name": "Google Sheets account"
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      "type": "n8n-nodes-base.stickyNote",
      "position": [
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        "width": 440,
        "height": 360,
        "content": "## Podcast Feed Configuration\n- Static: Configure podcast metadata in 'Edit Fields'\n- Dynamic: Episodes automatically pulled from Google Sheets"
      },
      "typeVersion": 1
    },
    {
      "id": "1608ce65-bf1f-4dce-b4c7-b85b72ecb8c7",
      "name": "Write RSS Feed",
      "type": "n8n-nodes-base.code",
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        "jsCode": "// Variables from a separate edit node\nconst baseUrl = $node[\"Manually Enter Other Data for Podcast Feed\"].data.baseUrl; \nconst podcastTitle = $node[\"Manually Enter Other Data for Podcast Feed\"].data.podcastTitle;\nconst podcastDescription = $node[\"Manually Enter Other Data for Podcast Feed\"].data.podcastDescription;\nconst authorName = $node[\"Manually Enter Other Data for Podcast Feed\"].data.authorName;\nconst ownerName = $node[\"Manually Enter Other Data for Podcast Feed\"].data.ownerName;\nconst ownerEmail = $node[\"Manually Enter Other Data for Podcast Feed\"].data.ownerEmail;\nconst coverImageUrl = $node[\"Manually Enter Other Data for Podcast Feed\"].data.coverImageUrl;\nconst language = $node[\"Manually Enter Other Data for Podcast Feed\"].data.language || 'en-us';\nconst explicitContent = $node[\"Manually Enter Other Data for Podcast Feed\"].data.explicitContent || false;\nconst itunesCategory = $node[\"Manually Enter Other Data for Podcast Feed\"].data.itunesCategory;\nconst webhookUrl = $node[\"Webhook GET Podcast Feed\"].data.webhookUrl\n\n// Get the input items\nconst inputItems = items;\n\n// Function to format date to RFC 822 format\nfunction formatDate(dateString) {\n return new Date(dateString || new Date()).toUTCString();\n}\n\n// Function to convert duration from seconds to HH:MM:SS\nfunction formatDuration(seconds = 0) {\n const hours = Math.floor(seconds / 3600);\n const minutes = Math.floor((seconds % 3600) / 60);\n const remainingSeconds = Math.floor(seconds % 60);\n\n const minutesStr = minutes.toString().padStart(2, '0');\n const secondsStr = remainingSeconds.toString().padStart(2, '0');\n \n if (hours > 0) {\n return `${hours}:${minutesStr}:${secondsStr}`;\n }\n return `${minutesStr}:${secondsStr}`;\n}\n\n// Function to safely sanitize text\nfunction sanitizeText(text) {\n if (text === undefined || text === null) {\n return '';\n }\n return String(text)\n .replace(/&/g, '&amp;')\n .replace(/</g, '&lt;')\n .replace(/>/g, '&gt;')\n .replace(/\"/g, '&quot;')\n .replace(/'/g, '&apos;');\n}\n\n// Generate the RSS feed header\nlet rssFeed = `<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<rss xmlns:itunes=\"http://www.itunes.com/dtds/podcast-1.0.dtd\" \n xmlns:content=\"http://purl.org/rss/1.0/modules/content/\"\n xmlns:atom=\"http://www.w3.org/2005/Atom\"\n version=\"2.0\">\n <channel>\n <title>${sanitizeText(podcastTitle)}</title>\n <description>${sanitizeText(podcastDescription)}</description>\n <link>${sanitizeText(baseUrl)}</link>\n <atom:link href=\"${sanitizeText(webhookUrl)}\" rel=\"self\" type=\"application/rss+xml\"/>\n <language>${sanitizeText(language)}</language>\n <copyright>© ${new Date().getFullYear()} ${sanitizeText(authorName)}</copyright>\n <lastBuildDate>${new Date().toUTCString()}</lastBuildDate>\n <itunes:author>${sanitizeText(authorName)}</itunes:author>\n <itunes:owner>\n <itunes:name>${sanitizeText(ownerName)}</itunes:name>\n <itunes:email>${sanitizeText(ownerEmail)}</itunes:email>\n </itunes:owner>\n <itunes:image href=\"${sanitizeText(coverImageUrl)}\"/>\n <itunes:category text=\"${sanitizeText(itunesCategory)}\"/>\n <itunes:explicit>${explicitContent}</itunes:explicit>\n <itunes:type>episodic</itunes:type>\\n`;\n\n// Generate items\nfor (const item of inputItems) {\n const json = item.json;\n \n // Extract values from the json object\n const title = sanitizeText(json.title);\n const description = sanitizeText(json.description);\n const link = sanitizeText(json.link);\n const date = json.date;\n const duration = json.duration;\n \n // Assign episode and season numbers dynamically based on row_number\n const episodeNumber = json.row_number; // Use row_number for the episode number\n const seasonNumber = 1; // You can adjust this logic if your episodes span multiple seasons\n\n rssFeed += ` <item>\n <title>${title}</title>\n <description>${description}</description>\n <link>${link}</link>\n <guid isPermaLink=\"false\">${link}</guid>\n <pubDate>${formatDate(date)}</pubDate>\n <enclosure \n url=\"${link}\"\n length=\"0\"\n type=\"audio/mpeg\"/>\n <itunes:duration>${formatDuration(duration)}</itunes:duration>\n <itunes:summary>${description}</itunes:summary>\n <itunes:episodeType>full</itunes:episodeType>\n <itunes:episode>${episodeNumber}</itunes:episode>\n <itunes:season>${seasonNumber}</itunes:season>\n <itunes:explicit>${explicitContent}</itunes:explicit>\n <content:encoded>\n <![CDATA[\n <p>${description}</p>\n ]]>\n </content:encoded>\n </item>\\n`;\n}\n\n// Close the RSS feed\nrssFeed += ` </channel>\n</rss>`;\n\n// Return the complete RSS feed\nreturn [{\n json: {\n rssFeed\n }\n}];\n"
      },
      "typeVersion": 2
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      "name": "Sticky Note6",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      ],
      "parameters": {
        "color": 5,
        "width": 340,
        "height": 360,
        "content": "## Write Podcast Feed\nGenerates RSS feed XML from collected data."
      },
      "typeVersion": 1
    },
    {
      "id": "b5962e24-49eb-423a-ab8c-cb04daf5e1a0",
      "name": "Sticky Note7",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      ],
      "parameters": {
        "color": 5,
        "width": 460,
        "height": 540,
        "content": "## Audio to Cloudinary and Obsidian\nCloudinary stores audio files and provides duration metadata for podcast feed.\n\nSetup:\n- Create Custom Auth credentials\n- Set CLOUDINARY_ENV to your environment"
      },
      "typeVersion": 1
    },
    {
      "id": "e0f18eda-13fc-4771-8ce0-11574a4469ad",
      "name": "Return Podcast Feed to Webhook",
      "type": "n8n-nodes-base.respondToWebhook",
      "position": [
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      ],
      "parameters": {
        "options": {
          "responseHeaders": {
            "entries": [
              {
                "name": "Content-Type",
                "value": "application/xml"
              }
            ]
          }
        },
        "respondWith": "text",
        "responseBody": "={{ $json.rssFeed }}"
      },
      "typeVersion": 1.1
    },
    {
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      "position": [
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      ],
      "parameters": {
        "color": 6,
        "width": 500,
        "height": 540,
        "content": "## Prepare Relevant Data\nConsolidates and formats data for Google Sheets storage."
      },
      "typeVersion": 1
    },
    {
      "id": "f77ff10c-e4e3-4761-b4db-4c42d5831f5c",
      "name": "Manually Enter Other Data for Podcast Feed",
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        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "05d1c4f7-ebe7-4df8-925b-0e0d5539f172",
              "name": "baseUrl",
              "type": "string",
              "value": "https://n8n.io"
            },
            {
              "id": "e8c6845e-887f-49e9-8336-ca2cb2a2fd29",
              "name": "podcastTitle",
              "type": "string",
              "value": "My Notes to Podcast"
            },
            {
              "id": "bf2948ed-cffa-4d3f-9bab-5fb008d83b4c",
              "name": "podcastDescription",
              "type": "string",
              "value": "My Notes Read Aloud"
            },
            {
              "id": "f5008697-3e52-4ae2-94da-c059b60a6de9",
              "name": "authorName",
              "type": "string",
              "value": "Your Name"
            },
            {
              "id": "6595bf45-e054-4e18-ade9-13e38e6efedb",
              "name": "ownerName",
              "type": "string",
              "value": "Owner Name"
            },
            {
              "id": "b21efe1c-e5b5-4bb3-bf07-a52859c7a607",
              "name": "ownerEmail",
              "type": "string",
              "value": "owner@email.com"
            },
            {
              "id": "3f0b090c-0b5e-41cb-9841-05b7b8f83126",
              "name": "coverImageUrl",
              "type": "string",
              "value": "https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRPDcMnpgGkzIFxDpDaHEIFVg_D6nVG5Z0pPA&s"
            },
            {
              "id": "1fb27792-1f2b-4a9a-a353-a64e31bb4747",
              "name": "language",
              "type": "string",
              "value": "en-us"
            },
            {
              "id": "7c3d868a-f3c0-4fd0-8909-e4172f8a4b18",
              "name": "explicitContent",
              "type": "string",
              "value": "false"
            },
            {
              "id": "6aa041b4-554c-4540-889c-e37a314d5842",
              "name": "itunesCategory",
              "type": "string",
              "value": "Technology"
            }
          ]
        },
        "includeOtherFields": true
      },
      "typeVersion": 3.4
    }
  ],
  "active": true,
  "pinData": {},
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "4eb1c404-4e77-45ea-b413-4b79d8f40b1d",
  "connections": {
    "Merge": {
      "main": [
        [
          {
            "node": "Aggregate",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI": {
      "main": [
        [
          {
            "node": "Merge",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "OpenAI1": {
      "main": [
        [
          {
            "node": "Give Audio Unique Name",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Aggregate": {
      "main": [
        [
          {
            "node": "Rename Fields",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Rename Fields": {
      "main": [
        [
          {
            "node": "Append Item to Google Sheet",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Write RSS Feed": {
      "main": [
        [
          {
            "node": "Return Podcast Feed to Webhook",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Webhook GET Note": {
      "main": [
        [
          {
            "node": "OpenAI1",
            "type": "main",
            "index": 0
          },
          {
            "node": "OpenAI",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Give Audio Unique Name": {
      "main": [
        [
          {
            "node": "Upload Audio to Cloudinary",
            "type": "main",
            "index": 0
          },
          {
            "node": "Send Audio to Obsidian",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Webhook GET Podcast Feed": {
      "main": [
        [
          {
            "node": "Get Items from Google Sheets",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Upload Audio to Cloudinary": {
      "main": [
        [
          {
            "node": "Merge",
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            "index": 0
          }
        ]
      ]
    },
    "Append Item to Google Sheet": {
      "main": [
        []
      ]
    },
    "Get Items from Google Sheets": {
      "main": [
        [
          {
            "node": "Manually Enter Other Data for Podcast Feed",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Manually Enter Other Data for Podcast Feed": {
      "main": [
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          {
            "node": "Write RSS Feed",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}