Workflow n8n
Automatisation Google Drive avec n8n : import et traitement d'images
Ce workflow n8n a pour objectif d'automatiser l'importation et le traitement d'images et de documents via Google Drive. Dans un contexte où la gestion des fichiers est cruciale pour les équipes, ce processus permet d'optimiser le temps consacré à la manipulation manuelle des fichiers. Les cas d'usage incluent l'importation de fichiers PDF et d'images, suivis de leur traitement par des services OCR pour extraire des informations pertinentes.
- Étape 1 : Le workflow débute par un déclencheur manuel qui permet à l'utilisateur de tester le flux.
- Étape 2 : Les fichiers sont ensuite importés depuis Google Drive grâce aux noeuds 'Import PDF' et 'Import Image'.
- Étape 3 : Les fichiers importés sont traités par des requêtes HTTP vers des services d'OCR, tels que 'Mistral DOC OCR' et 'Mistral IMAGE OCR', pour extraire le texte.
- Étape 4 : Les résultats sont stockés et organisés via des noeuds de type 'set' pour préparer les données à une utilisation ultérieure. Ce workflow offre une valeur ajoutée significative en réduisant le temps de traitement des documents et en minimisant les erreurs humaines, tout en améliorant l'efficacité opérationnelle des équipes.
Tags clés :automatisationGoogle DriveOCRn8nimportation de fichiers
Catégorie: Manual · Tags: automatisation, Google Drive, OCR, n8n, importation de fichiers❤ 0
Workflow n8n Google Drive, OCR, importation de fichiers : vue d'ensemble
Schéma des nœuds et connexions de ce workflow n8n, généré à partir du JSON n8n.
Workflow n8n Google Drive, OCR, importation de fichiers : détail des nœuds
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"meta": {
"instanceId": "408f9fb9940c3cb18ffdef0e0150fe342d6e655c3a9fac21f0f644e8bedabcd9",
"templateCredsSetupCompleted": true
},
"nodes": [
{
"id": "c499b8cc-7cc8-411d-9c22-d46c7654e169",
"name": "Mistral Upload",
"type": "n8n-nodes-base.httpRequest",
"position": [
700,
-20
],
"parameters": {
"url": "https://api.mistral.ai/v1/files",
"method": "POST",
"options": {},
"sendBody": true,
"contentType": "multipart-form-data",
"authentication": "predefinedCredentialType",
"bodyParameters": {
"parameters": [
{
"name": "purpose",
"value": "ocr"
},
{
"name": "file",
"parameterType": "formBinaryData",
"inputDataFieldName": "data"
}
]
},
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "EIl2QxhXAS9Hkg37",
"name": "Mistral Cloud account"
}
},
"typeVersion": 4.2
},
{
"id": "08cbe4b7-2adc-4ea0-8dfc-af107369b1dd",
"name": "When clicking ‘Test workflow’",
"type": "n8n-nodes-base.manualTrigger",
"position": [
-540,
-20
],
"parameters": {},
"typeVersion": 1
},
{
"id": "965f294a-5d77-4190-ad4f-ff191aba0948",
"name": "Mistral Signed URL",
"type": "n8n-nodes-base.httpRequest",
"position": [
900,
-20
],
"parameters": {
"url": "=https://api.mistral.ai/v1/files/{{ $json.id }}/url",
"options": {},
"sendQuery": true,
"sendHeaders": true,
"authentication": "predefinedCredentialType",
"queryParameters": {
"parameters": [
{
"name": "expiry",
"value": "24"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "Accept",
"value": "application/json"
}
]
},
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "EIl2QxhXAS9Hkg37",
"name": "Mistral Cloud account"
}
},
"typeVersion": 4.2
},
{
"id": "7abfb1f8-f6c8-4fd0-a78e-9d4b97a4d6bc",
"name": "Import PDF",
"type": "n8n-nodes-base.googleDrive",
"position": [
480,
-20
],
"parameters": {
"fileId": {
"__rl": true,
"mode": "id",
"value": "15BcE6nXto9lQDHPmwjm7y9JPerAVEutY"
},
"options": {},
"operation": "download"
},
"credentials": {
"googleDriveOAuth2Api": {
"id": "yOwz41gMQclOadgu",
"name": "Google Drive account"
}
},
"typeVersion": 3
},
{
"id": "8942c6bf-4d86-4a95-aa4a-c819008e2534",
"name": "Import Image",
"type": "n8n-nodes-base.googleDrive",
"position": [
480,
200
],
"parameters": {
"fileId": {
"__rl": true,
"mode": "id",
"value": "1a2FcRDWHHncMO8CYxD80uNUBGH1Sy1k2"
},
"options": {},
"operation": "download"
},
"credentials": {
"googleDriveOAuth2Api": {
"id": "yOwz41gMQclOadgu",
"name": "Google Drive account"
}
},
"typeVersion": 3
},
{
"id": "94a1c3ca-1ca7-4bb1-9e7c-8314742423ab",
"name": "Mistral Upload1",
"type": "n8n-nodes-base.httpRequest",
"position": [
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],
"parameters": {
"url": "https://api.mistral.ai/v1/files",
"method": "POST",
"options": {},
"sendBody": true,
"contentType": "multipart-form-data",
"authentication": "predefinedCredentialType",
"bodyParameters": {
"parameters": [
{
"name": "purpose",
"value": "ocr"
},
{
"name": "file",
"parameterType": "formBinaryData",
"inputDataFieldName": "data"
}
]
},
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "EIl2QxhXAS9Hkg37",
"name": "Mistral Cloud account"
}
},
"typeVersion": 4.2
},
{
"id": "9d075eec-ba0e-41e1-8bdc-a732bc0f9229",
"name": "Mistral Signed URL1",
"type": "n8n-nodes-base.httpRequest",
"position": [
900,
200
],
"parameters": {
"url": "=https://api.mistral.ai/v1/files/{{ $json.id }}/url",
"options": {},
"sendQuery": true,
"sendHeaders": true,
"authentication": "predefinedCredentialType",
"queryParameters": {
"parameters": [
{
"name": "expiry",
"value": "24"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "Accept",
"value": "application/json"
}
]
},
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "EIl2QxhXAS9Hkg37",
"name": "Mistral Cloud account"
}
},
"typeVersion": 4.2
},
{
"id": "f623f066-fc70-40fa-b608-f28a75a8ac8c",
"name": "Mistral DOC OCR",
"type": "n8n-nodes-base.httpRequest",
"position": [
1100,
-20
],
"parameters": {
"url": "https://api.mistral.ai/v1/ocr",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"mistral-ocr-latest\",\n \"document\": {\n \"type\": \"document_url\",\n \"document_url\": \"{{ $json.url }}\"\n },\n \"include_image_base64\": true\n}",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "EIl2QxhXAS9Hkg37",
"name": "Mistral Cloud account"
}
},
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},
{
"id": "15913796-e7c8-451a-8e7b-da7a3b10db02",
"name": "Mistral IMAGE OCR",
"type": "n8n-nodes-base.httpRequest",
"position": [
1100,
200
],
"parameters": {
"url": "https://api.mistral.ai/v1/ocr",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"mistral-ocr-latest\",\n \"document\": {\n \"type\": \"image_url\",\n \"image_url\": \"{{ $json.url }}\"\n }\n}",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "mistralCloudApi"
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{
"id": "a79524ff-84f0-46db-bb8e-afc18f1ddd40",
"name": "Document URL",
"type": "n8n-nodes-base.set",
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],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "1eb5f18b-eb06-48df-8491-d60de75b4855",
"name": "url",
"type": "string",
"value": "=https://pub-d4aa9be14ae34d6ebcebe06f13af667b.r2.dev/multimodal_bank_statement_scan.pdf"
}
]
}
},
"typeVersion": 3.4
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{
"id": "72b89f33-a67c-4f73-9a78-e8ccd02fbc98",
"name": "Image URL",
"type": "n8n-nodes-base.set",
"position": [
-160,
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],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "1eb5f18b-eb06-48df-8491-d60de75b4855",
"name": "url",
"type": "string",
"value": "=https://pub-d4aa9be14ae34d6ebcebe06f13af667b.r2.dev/multimodal_bank_statement_2.png"
}
]
}
},
"typeVersion": 3.4
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{
"id": "808ccbb3-0dae-4e2c-9166-bf40c589824a",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
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],
"parameters": {
"color": 7,
"width": 680,
"height": 580,
"content": "### Example 1. Publicly Hosted Files\nThe default way to use Mistral OCR is to give it a public URL of the file you want processed. Great for your own semi-private docs or other people's. If you rather not expose files due to privacy concerns, then you'd want to check out example 2."
},
"typeVersion": 1
},
{
"id": "b968d6ab-9582-495d-84af-f75833701e2a",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
400,
-160
],
"parameters": {
"color": 7,
"width": 920,
"height": 560,
"content": "### Example 2. Privately Hosted via Mistral Cloud\nGive Mistral OCR private and secure access to your files by uploading them to Mistral cloud first. Retrieve the file using a signed URL and pass this to Mistral OCR. Benefit of storing via Mistral could be faster cache access and reduced latency for repeat docs."
},
"typeVersion": 1
},
{
"id": "f2c0b30a-49be-4850-b102-f23d0feac0ec",
"name": "Mistral DOC OCR1",
"type": "n8n-nodes-base.httpRequest",
"position": [
60,
-20
],
"parameters": {
"url": "https://api.mistral.ai/v1/ocr",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"mistral-ocr-latest\",\n \"document\": {\n \"type\": \"document_url\",\n \"document_url\": \"{{ $json.url }}\"\n }\n}",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "EIl2QxhXAS9Hkg37",
"name": "Mistral Cloud account"
}
},
"typeVersion": 4.2
},
{
"id": "64a28537-e70b-48bc-b580-cc9d5a5a1b80",
"name": "Mistral IMAGE OCR1",
"type": "n8n-nodes-base.httpRequest",
"position": [
60,
200
],
"parameters": {
"url": "https://api.mistral.ai/v1/ocr",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"mistral-ocr-latest\",\n \"document\": {\n \"type\": \"image_url\",\n \"image_url\": \"{{ $json.url }}\"\n }\n}",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "EIl2QxhXAS9Hkg37",
"name": "Mistral Cloud account"
}
},
"typeVersion": 4.2
},
{
"id": "3caaa30b-21f2-4643-93dd-8dff6f3c1920",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-740,
-440
],
"parameters": {
"width": 380,
"height": 640,
"content": "## Document Parsing with Mistral OCR\nUp your structured document parsing game with Mistral's latest release... **Mistral-OCR**!\n* Designed to specifically parse PDF and image files.\n* Handles multiple-page documents and images up to 10k pixels.\n* Each page is conveniently transcribed as markdown only - there is no plain text output.\n* Incredible pricing at only $0.001 per page!\n\n### Requirements\n* You'll need a Mistral Cloud API Key\n* This template only works with the Mistral Cloud API for Mistral OCR."
},
"typeVersion": 1
},
{
"id": "bd4d0c9f-f4a6-4527-8f9d-5af90a2858c2",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
1360,
-160
],
"parameters": {
"color": 7,
"width": 680,
"height": 580,
"content": "### Example 3. No need for Extraction? Talk Directly with the File!\nIt seems Mistral were also able to integrate OCR capabilities into its text models which allows you to carry out tasks such as document classification and sentiment analysis really quickly. Unfortunately, it doesn't work the same way with images - you have to use Pixtral but the results are really bad!"
},
"typeVersion": 1
},
{
"id": "c9a9d4bb-4ee6-413a-9f08-97fdcee22bf2",
"name": "Document URL1",
"type": "n8n-nodes-base.set",
"position": [
1520,
-20
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "1eb5f18b-eb06-48df-8491-d60de75b4855",
"name": "url",
"type": "string",
"value": "=https://pub-d4aa9be14ae34d6ebcebe06f13af667b.r2.dev/multimodal_bank_statement_scan.pdf"
},
{
"id": "c639fce3-6967-444d-be18-6c9ce802ef22",
"name": "query",
"type": "string",
"value": "what is the total number of deposits?"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "5de4d62c-af8f-4e6d-adbd-2f591a2165f7",
"name": "Document Understanding",
"type": "n8n-nodes-base.httpRequest",
"position": [
1740,
-20
],
"parameters": {
"url": "https://api.mistral.ai/v1/chat/completions",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"mistral-small-latest\",\n \"messages\": [\n {\n \"role\": \"user\",\n \"content\": [\n {\n \"type\": \"text\",\n \"text\": \"{{ $json.query }}\"\n },\n {\n \"type\": \"document_url\",\n \"document_url\": \"{{ $json.url }}\"\n }\n ]\n }\n ],\n \"document_image_limit\": 8,\n \"document_page_limit\": 64\n}",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "EIl2QxhXAS9Hkg37",
"name": "Mistral Cloud account"
}
},
"typeVersion": 4.2
},
{
"id": "9a7bbff0-d446-469d-aa61-838e8c025ad5",
"name": "Image URL1",
"type": "n8n-nodes-base.set",
"position": [
1520,
200
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "1eb5f18b-eb06-48df-8491-d60de75b4855",
"name": "url",
"type": "string",
"value": "=https://pub-d4aa9be14ae34d6ebcebe06f13af667b.r2.dev/multimodal_bank_statement_2.png"
},
{
"id": "639cd062-ebef-44ab-97a2-79ee388f8b41",
"name": "query",
"type": "string",
"value": "what is the total number of deposits?"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "ca43d437-a373-4938-a0a8-8087a98d46a8",
"name": "Document Mis-Understanding?",
"type": "n8n-nodes-base.httpRequest",
"position": [
1740,
200
],
"parameters": {
"url": "https://api.mistral.ai/v1/chat/completions",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"pixtral-large-latest\",\n \"messages\": [\n {\n \"role\": \"user\",\n \"content\": [\n {\n \"type\": \"text\",\n \"text\": \"{{ $json.query }}\"\n },\n {\n \"type\": \"image_url\",\n \"image_url\": \"{{ $json.url }}\"\n }\n ]\n }\n ],\n \"document_image_limit\": 8,\n \"document_page_limit\": 64\n}",
"sendBody": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "EIl2QxhXAS9Hkg37",
"name": "Mistral Cloud account"
}
},
"typeVersion": 4.2
}
],
"pinData": {},
"connections": {
"Image URL": {
"main": [
[
{
"node": "Mistral IMAGE OCR1",
"type": "main",
"index": 0
}
]
]
},
"Image URL1": {
"main": [
[
{
"node": "Document Mis-Understanding?",
"type": "main",
"index": 0
}
]
]
},
"Import PDF": {
"main": [
[
{
"node": "Mistral Upload",
"type": "main",
"index": 0
}
]
]
},
"Document URL": {
"main": [
[
{
"node": "Mistral DOC OCR1",
"type": "main",
"index": 0
}
]
]
},
"Import Image": {
"main": [
[
{
"node": "Mistral Upload1",
"type": "main",
"index": 0
}
]
]
},
"Document URL1": {
"main": [
[
{
"node": "Document Understanding",
"type": "main",
"index": 0
}
]
]
},
"Mistral Upload": {
"main": [
[
{
"node": "Mistral Signed URL",
"type": "main",
"index": 0
}
]
]
},
"Mistral Upload1": {
"main": [
[
{
"node": "Mistral Signed URL1",
"type": "main",
"index": 0
}
]
]
},
"Mistral DOC OCR1": {
"main": [
[]
]
},
"Mistral Signed URL": {
"main": [
[
{
"node": "Mistral DOC OCR",
"type": "main",
"index": 0
}
]
]
},
"Mistral Signed URL1": {
"main": [
[
{
"node": "Mistral IMAGE OCR",
"type": "main",
"index": 0
}
]
]
},
"When clicking ‘Test workflow’": {
"main": [
[
{
"node": "Document URL",
"type": "main",
"index": 0
},
{
"node": "Image URL",
"type": "main",
"index": 0
}
]
]
}
}
}Workflow n8n Google Drive, OCR, importation de fichiers : pour qui est ce workflow ?
Ce workflow s'adresse aux entreprises qui utilisent Google Drive pour la gestion de documents et qui souhaitent automatiser le traitement de fichiers. Il est particulièrement utile pour les équipes de gestion de projet, les départements de marketing et les professionnels ayant un niveau technique intermédiaire.
Workflow n8n Google Drive, OCR, importation de fichiers : problème résolu
Ce workflow résout le problème de la gestion manuelle des fichiers en automatisant l'importation et le traitement des documents. Les utilisateurs évitent ainsi des pertes de temps liées à la manipulation manuelle et réduisent les risques d'erreurs lors de l'extraction de données. En mettant en place ce flux, les équipes peuvent se concentrer sur des tâches à plus forte valeur ajoutée, améliorant ainsi leur productivité.
Workflow n8n Google Drive, OCR, importation de fichiers : étapes du workflow
Étape 1 : Le flux commence par un déclencheur manuel qui permet de tester le workflow.
- Étape 1 : Les fichiers PDF et images sont importés depuis Google Drive grâce aux noeuds 'Import PDF' et 'Import Image'.
- Étape 2 : Les fichiers sont ensuite traités par des requêtes HTTP vers les services d'OCR, comme 'Mistral DOC OCR' et 'Mistral IMAGE OCR', pour extraire le texte.
- Étape 3 : Les résultats sont organisés et stockés via des noeuds 'set' pour faciliter leur utilisation future.
Workflow n8n Google Drive, OCR, importation de fichiers : guide de personnalisation
Pour personnaliser ce workflow, vous pouvez modifier les paramètres des noeuds 'Import PDF' et 'Import Image' pour spécifier les fichiers à traiter. Il est également possible d'ajuster les requêtes HTTP dans les noeuds d'OCR pour s'adapter aux spécificités de votre API. Pensez à sécuriser le flux en ajoutant des authentifications appropriées pour les services utilisés. Enfin, vous pouvez intégrer d'autres outils en ajoutant des noeuds supplémentaires pour enrichir le traitement des données.