This workflow follows the Emailreadimap → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"name": "Email Order ID Extractor (Body + Attachments + OCR)",
"nodes": [
{
"parameters": {
"jsCode": "const regex = /\\bOR-[A-Za-z0-9-]+\\b/;\n\nfunction stripHtml(html) {\n return html\n .replace(/<script[\\s\\S]*?<\\/script>/gi, '')\n .replace(/<style[\\s\\S]*?<\\/style>/gi, '')\n .replace(/<[^>]+>/g, ' ')\n .replace(/\\s+/g, ' ')\n .trim();\n}\n\nconst email = $input.first().json;\n\nconst body = email.textPlain || stripHtml(email.textHtml || email.textPlain || \"\");\n\nconst match = body.match(regex);\n\nreturn [{\n json: {\n ...email,\n emailText: body,\n orderId: match ? match[0] : null\n }\n}];"
},
"name": "Step1 Search Email Body",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
256,
0
],
"id": "927fe791-dc0b-4826-8548-91291c7e4b4a"
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 1
},
"conditions": [
{
"id": "24376317-e0bd-44c5-a7af-1ffafa2d3a92",
"leftValue": "={{ $json.orderId }}",
"rightValue": "",
"operator": {
"type": "string",
"operation": "notEmpty",
"singleValue": true
}
}
],
"combinator": "and"
},
"options": {}
},
"name": "Found In Body?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
512,
0
],
"id": "c4150f37-7722-4844-a7f8-991dd270944c",
"alwaysOutputData": false
},
{
"parameters": {
"jsCode": "const email = $('Email Trigger (IMAP)').first();\nconst binaries = email.binary || {};\n\nconst output = [];\n\nfor (const [key, file] of Object.entries(binaries)) {\n output.push({\n json: {\n fileName: file.fileName,\n mimeType: file.mimeType\n },\n binary: {\n data: file\n }\n });\n}\n\nreturn output;"
},
"name": "Step2 Split Attachments",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
752,
128
],
"id": "48fdb462-99dd-4a34-8c8a-28f783cbdf0f"
},
{
"parameters": {
"method": "POST",
"url": "https://YOUR_TEXT_EXTRACT_SERVICE/extract",
"options": {}
},
"name": "Extract Text From Attachment",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4,
"position": [
1008,
224
],
"id": "f25ab5fd-3804-42dd-9a60-4145923aafee"
},
{
"parameters": {
"jsCode": "const regex = /\\bOR-[A-Z0-9-]{4,}\\b/;\nconst text = $json.text || \"\";\n\nconst match = text.match(regex);\n\nreturn [{\n json: {\n ...$json,\n orderId: match ? match[0] : null\n }\n}];"
},
"name": "Search Extracted Text",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1264,
224
],
"id": "c4e023e2-d464-4f7b-a5bd-cb840b4abfc0"
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$json.orderId}}",
"operation": "isNotEmpty"
}
]
},
"options": {}
},
"name": "Found In Attachment?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
1504,
224
],
"id": "0a9d4e70-80bb-4c3e-aad7-8d3e0750e67a"
},
{
"parameters": {
"conditions": {
"boolean": [
{
"value1": "={{$json.needsOcr}}",
"operation": "isTrue"
}
]
},
"options": {}
},
"name": "Needs OCR?",
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
1760,
352
],
"id": "81425410-323e-4cf1-b55e-56ba65d59c3a"
},
{
"parameters": {
"method": "POST",
"url": "https://YOUR_OCR_SERVICE/ocr",
"options": {}
},
"name": "Run OCR",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4,
"position": [
2000,
464
],
"id": "729858db-a8ea-4564-bb67-547ef7953e94"
},
{
"parameters": {
"jsCode": "const regex = /\\bOR-[A-Z0-9-]{4,}\\b/;\nconst text = $json.text || \"\";\n\nconst match = text.match(regex);\n\nreturn [{ json: { ...$json, orderId: match ? match[0] : null } }];"
},
"name": "Search OCR Text",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
2256,
464
],
"id": "f84b2743-d523-4862-90a5-22f1443edf34"
},
{
"parameters": {
"downloadAttachments": true,
"options": {
"customEmailConfig": "[\"UNSEEN\"]",
"trackLastMessageId": true
}
},
"type": "n8n-nodes-base.emailReadImap",
"typeVersion": 2.1,
"position": [
0,
0
],
"id": "62194033-4a1a-4046-b638-6d43fbc02ae5",
"name": "Email Trigger (IMAP)",
"credentials": {
"imap": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"language": "pythonNative",
"pythonCode": "# Loop over input items and add a new field called 'my_new_field' to the JSON of each one\nfor item in _items:\n item[\"json\"][\"my_new_field\"] = 1\nreturn _items\n\n\nimport pdfplumber\nimport re\nimport sys\n\npattern = r\"\\bOR-[A-Za-z0-9-]+\\b\" # example regex\n\ndef extract_from_pdf_binary(pdf_binary):\n matches = []\n\n with pdfplumber.open(BytesIO(pdf_binary)) as pdf:\n for page_num, page in enumerate(pdf.pages, start=1):\n text = page.extract_text()\n\n if not text:\n continue\n\n found = re.findall(pattern, text)\n for m in found:\n matches.append({\n \"page\": page_num,\n \"match\": m\n })\n\n return matches\n\nfor item in _items:\n item[\"json\"][\"my_new_field\"] = 1\nreturn _items"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1360,
368
],
"id": "2af0c70f-dd8b-4cf4-b29b-e0328e2c4e9c",
"name": "Code in Python"
}
],
"connections": {
"Step1 Search Email Body": {
"main": [
[
{
"node": "Found In Body?",
"type": "main",
"index": 0
}
]
]
},
"Step2 Split Attachments": {
"main": [
[
{
"node": "Extract Text From Attachment",
"type": "main",
"index": 0
}
]
]
},
"Extract Text From Attachment": {
"main": [
[
{
"node": "Search Extracted Text",
"type": "main",
"index": 0
},
{
"node": "Code in Python",
"type": "main",
"index": 0
}
]
]
},
"Search Extracted Text": {
"main": [
[
{
"node": "Found In Attachment?",
"type": "main",
"index": 0
}
]
]
},
"Run OCR": {
"main": [
[
{
"node": "Search OCR Text",
"type": "main",
"index": 0
}
]
]
},
"Email Trigger (IMAP)": {
"main": [
[
{
"node": "Step1 Search Email Body",
"type": "main",
"index": 0
}
]
]
},
"Found In Body?": {
"main": [
[],
[
{
"node": "Step2 Split Attachments",
"type": "main",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1",
"binaryMode": "separate",
"availableInMCP": false
},
"versionId": "946283a3-1be7-4c8e-8216-30dd24ab0f7b",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "OSxeUttD1S6bPxUe",
"tags": []
}
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.
imap
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About this workflow
Email Order ID Extractor (Body + Attachments + OCR). Uses httpRequest, emailReadImap. Manual trigger; 11 nodes.
Source: https://gist.github.com/alikefayati-dd/93eebe23d9a0369d4fdab2284016d3af — original creator credit. Request a take-down →
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