The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "Lector de facturas",
"nodes": [
{
"parameters": {
"pollTimes": {
"item": [
{
"mode": "everyMinute"
}
]
},
"simple": false,
"filters": {
"q": "(from:clientes@clientesiberdrola.es subject:\"Ya tienes disponible tu factura de electricidad de Iberdrola\" has:attachment) OR (from:GRP.es.streamserve@mail02.totalenergies.com subject:\"Nueva factura\") OR \n(from:info@o2online.es subject:\"Factura O2\")"
},
"options": {
"dataPropertyAttachmentsPrefixName": "attachment_",
"downloadAttachments": true
}
},
"type": "n8n-nodes-base.gmailTrigger",
"typeVersion": 1.3,
"position": [
-2080,
-144
],
"id": "7ce132ef-ea59-408d-8b78-71c1a94a4b7f",
"name": "Gmail Trigger",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "0d369666-1fdc-49a0-b6b8-d77b28545429",
"leftValue": "={{ $binary.attachment_0.fileExtension }}",
"rightValue": "pdf",
"operator": {
"type": "string",
"operation": "equals",
"name": "filter.operator.equals"
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.filter",
"typeVersion": 2.3,
"position": [
-2000,
-480
],
"id": "a80f8ce7-e8b6-4792-9a6f-45bb137ea701",
"name": "Filter"
},
{
"parameters": {
"queue": "tareas_facturas",
"options": {
"headers": {
"header": [
{
"key": "proveedor",
"value": "iberdrola"
}
]
}
}
},
"type": "n8n-nodes-base.rabbitmq",
"typeVersion": 1.1,
"position": [
-1328,
-288
],
"id": "5408f224-8c00-4a3b-86f0-5a19e54ca053",
"name": "RabbitMQ",
"credentials": {
"rabbitmq": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "pdf",
"binaryPropertyName": "attachment_0",
"options": {}
},
"type": "n8n-nodes-base.extractFromFile",
"typeVersion": 1.1,
"position": [
-1536,
-288
],
"id": "4be2a07e-dd9d-46d1-9543-765f5bfe6e22",
"name": "Extract from File"
},
{
"parameters": {
"rules": {
"values": [
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"leftValue": "={{ $json.headers.from }}",
"rightValue": "iberdrola",
"operator": {
"type": "string",
"operation": "contains"
},
"id": "3e5020e2-dce6-4759-a112-13fad61bb75f"
}
],
"combinator": "and"
},
"renameOutput": true,
"outputKey": "iberdrola"
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "f05fdd4b-22ff-4ca8-bb10-7c9f2c8bc015",
"leftValue": "={{ $json.headers.from }}",
"rightValue": "totalenergies",
"operator": {
"type": "string",
"operation": "contains"
}
}
],
"combinator": "and"
},
"renameOutput": true,
"outputKey": "totalenergies"
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "cbadae3c-1182-4c01-aa3a-029c82fd2fd0",
"leftValue": "={{ $json.headers.from }}",
"rightValue": "o2",
"operator": {
"type": "string",
"operation": "contains"
}
}
],
"combinator": "and"
},
"renameOutput": true,
"outputKey": "o2"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.switch",
"typeVersion": 3.4,
"position": [
-1872,
-160
],
"id": "ea42ed6c-c653-430d-a594-c649ef5e6631",
"name": "Switch"
},
{
"parameters": {
"mode": "raw",
"jsonOutput": "={\n \"text\": \"{{ $json.text }}\"\n}\n ",
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
-1536,
-96
],
"id": "1f071f58-96ca-48f8-8ecb-902967dd331f",
"name": "Edit Fields"
},
{
"parameters": {
"queue": "tareas_facturas",
"options": {
"headers": {
"header": [
{
"key": "proveedor",
"value": "totalenergies"
}
]
}
}
},
"type": "n8n-nodes-base.rabbitmq",
"typeVersion": 1.1,
"position": [
-1328,
-96
],
"id": "125bbd2b-4c3f-48fc-99fc-fb891b0dc004",
"name": "RabbitMQ1",
"credentials": {
"rabbitmq": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "pdf",
"binaryPropertyName": "attachment_0",
"options": {}
},
"type": "n8n-nodes-base.extractFromFile",
"typeVersion": 1.1,
"position": [
-1536,
96
],
"id": "6cd9ce3a-fa52-4dd2-813c-b68c314f3f0c",
"name": "Extract from File1"
},
{
"parameters": {
"queue": "tareas_facturas",
"options": {
"headers": {
"header": [
{
"key": "proveedor",
"value": "o2"
}
]
}
}
},
"type": "n8n-nodes-base.rabbitmq",
"typeVersion": 1.1,
"position": [
-1328,
96
],
"id": "b30804b3-ad30-4844-aa05-f9aff5e05245",
"name": "RabbitMQ2",
"credentials": {
"rabbitmq": {
"name": "<your credential>"
}
}
}
],
"connections": {
"Gmail Trigger": {
"main": [
[
{
"node": "Switch",
"type": "main",
"index": 0
}
]
]
},
"Filter": {
"main": [
[]
]
},
"Extract from File": {
"main": [
[
{
"node": "RabbitMQ",
"type": "main",
"index": 0
}
]
]
},
"Switch": {
"main": [
[
{
"node": "Extract from File",
"type": "main",
"index": 0
}
],
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
],
[
{
"node": "Extract from File1",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "RabbitMQ1",
"type": "main",
"index": 0
}
]
]
},
"Extract from File1": {
"main": [
[
{
"node": "RabbitMQ2",
"type": "main",
"index": 0
}
]
]
}
}
}
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.
gmailOAuth2rabbitmq
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About this workflow
Lector de facturas. Uses gmailTrigger, rabbitmq. Event-driven trigger; 9 nodes.
Source: https://github.com/jaramosdal/infra/blob/8b09180e511c4fd3b6ff8c387931feaa7027f1ab/n8n-workflows/Lector_de_facturas.json — original creator credit. Request a take-down →
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