The workflow JSON
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{
"name": "EDIFICIA - Template Storage (Retrieve)",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "template-retrieve",
"responseMode": "responseNode",
"options": {}
},
"id": "tr-wh-0001-0000-0000-000000000001",
"name": "Webhook",
"type": "n8n-nodes-base.webhook",
"typeVersion": 2,
"position": [
240,
340
]
},
{
"parameters": {
"jsCode": "// Valida X-Edificia-Auth contra la variable de entorno EDIFICIA_API_SECRET.\n// Extrae y expone el body para los nodos siguientes.\nconst items = $input.all();\nconst headers = items[0].json.headers;\nconst expectedSecret = $env.EDIFICIA_API_SECRET;\nconst receivedSecret = headers['x-edificia-auth'];\n\nif (!expectedSecret) {\n throw new Error('EDIFICIA_API_SECRET environment variable is not configured in n8n.');\n}\n\nif (!receivedSecret || receivedSecret !== expectedSecret) {\n return [{ json: { isValid: false } }];\n}\n\nconst body = items[0].json.body;\nreturn [{ json: { isValid: true, ...body } }];"
},
"id": "tr-auth-0001-0000-0000-000000000002",
"name": "Validate Auth",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
460,
340
]
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "loose"
},
"conditions": [
{
"id": "cond-auth-valid",
"leftValue": "={{ Boolean($json.isValid) }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "true"
}
}
],
"combinator": "and"
},
"options": {}
},
"id": "tr-if-000001-0000-0000-000000000003",
"name": "Auth Valid?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
680,
340
]
},
{
"parameters": {
"respondWith": "text",
"responseBody": "={{ JSON.stringify({ apiVersion: '1.0', operation: $json.operation ?? 'UNKNOWN', operationId: $json.operationId ?? '', success: false, code: 'AUTH_INVALID', message: 'Invalid or missing X-Edificia-Auth header', timestampUtc: new Date().toISOString() }) }}",
"options": {
"responseCode": 401,
"responseHeaders": {
"entries": [
{
"name": "Content-Type",
"value": "application/json"
}
]
}
}
},
"id": "tr-401-0001-0000-0000-000000000004",
"name": "Respond 401",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.1,
"position": [
900,
500
]
},
{
"parameters": {
"jsCode": "// Valida que la operaci\u00f3n sea GET_TEMPLATE y que storageKey est\u00e9 presente.\nconst item = $input.first();\nconst operation = item.json.operation;\nconst storageKey = item.json.payload?.storageKey;\n\nif (operation !== 'GET_TEMPLATE') {\n return [{ json: { ...item.json, isValid: false, validationError: 'UNSUPPORTED_OPERATION', validationMessage: 'Este webhook solo acepta GET_TEMPLATE. Use /webhook/template-store para UPLOAD y DELETE.' } }];\n}\n\nif (!storageKey || typeof storageKey !== 'string' || storageKey.trim() === '') {\n return [{ json: { ...item.json, isValid: false, validationError: 'REQUEST_INVALID', validationMessage: 'payload.storageKey es obligatorio para GET_TEMPLATE.' } }];\n}\n\nreturn [{ json: { ...item.json, isValid: true } }];"
},
"id": "tr-val-0001-0000-0000-000000000005",
"name": "Validate GET Request",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
900,
180
]
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "loose"
},
"conditions": [
{
"id": "cond-req-valid",
"leftValue": "={{ Boolean($json.isValid) }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "true"
}
}
],
"combinator": "and"
},
"options": {}
},
"id": "tr-if2-00001-0000-0000-000000000006",
"name": "Request Valid?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
1120,
180
]
},
{
"parameters": {
"respondWith": "text",
"responseBody": "={{ JSON.stringify({ apiVersion: '1.0', operation: $json.operation ?? 'GET_TEMPLATE', operationId: $json.operationId ?? '', success: false, code: $json.validationError ?? 'REQUEST_INVALID', message: $json.validationMessage ?? 'Petici\u00f3n inv\u00e1lida', timestampUtc: new Date().toISOString() }) }}",
"options": {
"responseCode": 400,
"responseHeaders": {
"entries": [
{
"name": "Content-Type",
"value": "application/json"
}
]
}
}
},
"id": "tr-400-0001-0000-0000-000000000007",
"name": "Respond 400",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.1,
"position": [
1340,
340
]
},
{
"parameters": {
"operation": "download",
"fileId": {
"__rl": true,
"mode": "id",
"value": "={{ $json.payload.storageKey }}"
},
"options": {}
},
"id": "tr-gdd-0001-0000-0000-000000000008",
"name": "Download from Google Drive",
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
1340,
80
],
"continueOnFail": true,
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"jsCode": "// Comprueba si la descarga fue exitosa y construye la respuesta.\n// Si continueOnFail captur\u00f3 un error de Drive, responde TEMPLATE_NOT_FOUND.\nconst input = $input.first();\nconst original = $('Validate GET Request').first().json;\nconst hasError = !!input.json.error || !input.binary?.data;\n\nif (hasError) {\n return [{\n json: {\n apiVersion: '1.0',\n operation: 'GET_TEMPLATE',\n operationId: original.operationId,\n success: false,\n code: 'TEMPLATE_NOT_FOUND',\n message: 'La plantilla no existe en el almacenamiento',\n provider: 'google-drive',\n timestampUtc: new Date().toISOString(),\n data: null\n },\n _httpStatus: 404\n }];\n}\n\n// Encode binary to base64\nconst binaryData = input.binary.data;\nconst buffer = await this.helpers.getBinaryDataBuffer(input, 'data');\nconst contentBase64 = buffer.toString('base64');\n\nreturn [{\n json: {\n apiVersion: '1.0',\n operation: 'GET_TEMPLATE',\n operationId: original.operationId,\n success: true,\n code: 'TEMPLATE_STORAGE_OK',\n message: 'Plantilla recuperada correctamente',\n provider: 'google-drive',\n timestampUtc: new Date().toISOString(),\n data: {\n storageKey: original.payload.storageKey,\n mimeType: binaryData.mimeType ?? 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',\n fileSizeBytes: binaryData.fileSize ?? null,\n contentBase64\n }\n },\n _httpStatus: 200\n}];"
},
"id": "tr-resp-0001-0000-0000-000000000009",
"name": "Build GET Response",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1560,
80
]
},
{
"parameters": {
"respondWith": "firstIncomingItem",
"options": {
"responseCode": "={{ $json._httpStatus ?? 200 }}",
"responseHeaders": {
"entries": [
{
"name": "Content-Type",
"value": "application/json"
}
]
}
}
},
"id": "tr-200-0001-0000-0000-000000000010",
"name": "Respond GET",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.1,
"position": [
1780,
80
]
}
],
"connections": {
"Webhook": {
"main": [
[
{
"node": "Validate Auth",
"type": "main",
"index": 0
}
]
]
},
"Validate Auth": {
"main": [
[
{
"node": "Auth Valid?",
"type": "main",
"index": 0
}
]
]
},
"Auth Valid?": {
"main": [
[
{
"node": "Validate GET Request",
"type": "main",
"index": 0
}
],
[
{
"node": "Respond 401",
"type": "main",
"index": 0
}
]
]
},
"Validate GET Request": {
"main": [
[
{
"node": "Request Valid?",
"type": "main",
"index": 0
}
]
]
},
"Request Valid?": {
"main": [
[
{
"node": "Download from Google Drive",
"type": "main",
"index": 0
}
],
[
{
"node": "Respond 400",
"type": "main",
"index": 0
}
]
]
},
"Download from Google Drive": {
"main": [
[
{
"node": "Build GET Response",
"type": "main",
"index": 0
}
]
]
},
"Build GET Response": {
"main": [
[
{
"node": "Respond GET",
"type": "main",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "edificia-template-retrieve-v1",
"meta": {
"templateCredsSetupCompleted": false
},
"tags": [
{
"name": "edificia"
},
{
"name": "templates"
},
{
"name": "google-drive"
}
]
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
googleDriveOAuth2Api
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About this workflow
EDIFICIA - Template Storage (Retrieve). Uses googleDrive. Webhook trigger; 10 nodes.
Source: https://github.com/jesusjbriceno/edificia/blob/6e21d29fa62e52c9f471e2e57dc85636d7e53d98/apps/n8n/workflow-template-retrieve.json — original creator credit. Request a take-down →
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