{
"id": "vssVsRO0FW6InbaY",
"meta": {
"instanceId": "12aa4b47b8cf3d835676e10b2bf760a80a1ff52932c9898603f7b21fc5376f59",
"templateCredsSetupCompleted": true
},
"name": "Translate",
"tags": [],
"nodes": [
{
"id": "7e55613e-c304-47cb-a017-2d912014ea8e",
"name": "Split Out",
"type": "n8n-nodes-base.splitOut",
"position": [
1180,
140
],
"parameters": {
"options": [],
"fieldToSplitOut": "txt"
},
"typeVersion": 1
},
{
"id": "1ab3e545-e7a1-4b3d-a190-d38cb55ebf96",
"name": "Google Translate",
"type": "n8n-nodes-base.googleTranslate",
"position": [
1620,
140
],
"parameters": {
"text": "={{ JSON.stringify($json.parts.secondPart) }}",
"translateTo": "={{ $json.language }}"
},
"credentials": {
"googleTranslateOAuth2Api": {
"id": "ssWzCSWk0cvCXZtz",
"name": "Google Translate account"
}
},
"typeVersion": 2
},
{
"id": "07de7be3-5477-4e6c-b709-f632a3d5f162",
"name": "Aggregate",
"type": "n8n-nodes-base.aggregate",
"position": [
520,
340
],
"parameters": {
"options": [],
"aggregate": "aggregateAllItemData"
},
"typeVersion": 1
},
{
"id": "cbe5892e-3661-42fb-a850-1e0448a53e0a",
"name": "Edit Fields",
"type": "n8n-nodes-base.set",
"position": [
960,
340
],
"parameters": {
"options": [],
"assignments": {
"assignments": [
{
"id": "498c663a-f372-40fb-9ac9-79f7a60875cc",
"name": "complete_text",
"type": "string",
"value": "={{ $json.complete_text }}"
},
{
"id": "34f3bc06-151d-4819-b6b8-515cf9c05c60",
"name": "file",
"type": "object",
"value": "={{$('Receive SRT File to Translate').first().json}}"
}
]
}
},
"typeVersion": 3.399999999999999911182158029987476766109466552734375
},
{
"id": "a4e1cc2e-bd2f-4cf7-af03-73e43cda83d3",
"name": "Convert to File",
"type": "n8n-nodes-base.convertToFile",
"position": [
1400,
340
],
"parameters": {
"options": {
"fileName": "={{ $json['Upload SRT file'].filename.replaceAll('.srt',` ${$('Prep Parts for Translate').first().json.language}.srt`)}}",
"mimeType": "={{ $json['Upload SRT file'].mimetype }}"
},
"operation": "toBinary",
"sourceProperty": "=data",
"binaryPropertyName": "file"
},
"typeVersion": 1.100000000000000088817841970012523233890533447265625
},
{
"id": "380bc679-4e08-4d5d-a263-d3d873f4f38f",
"name": "Split SRT Lines",
"type": "n8n-nodes-base.code",
"position": [
960,
140
],
"parameters": {
"mode": "runOnceForEachItem",
"jsCode": "let text = $json.data\n\ndelete $json.base64\ndelete $json.binary\n\n\n\/\/ Split by single newlines\nconst lines = text.split('\\n')\n\n\/\/ Create an array to hold grouped subtitle entries\nlet subtitleGroups = []\nlet currentGroup = []\n\n\/\/ Process each line\nfor (let i = 0; i < lines.length; i++) {\n const line = lines[i].trim()\n \n \/\/ If line is empty and we have content in currentGroup, \n \/\/ it's the end of a subtitle entry\n if (line === '' && currentGroup.length > 0) {\n subtitleGroups.push(currentGroup.join('\\n'))\n currentGroup = []\n } \n \/\/ If line is not empty, add to current group\n else if (line !== '') {\n currentGroup.push(line)\n }\n}\n\n\/\/ Add the last group if it has content\nif (currentGroup.length > 0) {\n subtitleGroups.push(currentGroup.join('\\n'))\n}\n\n\/\/ Remove any quotes at the beginning and end of the first and last entries\nif (subtitleGroups.length > 0) {\n subtitleGroups[0] = subtitleGroups[0].replace(\/^\"\/, '')\n subtitleGroups[subtitleGroups.length - 1] = subtitleGroups[subtitleGroups.length - 1].replace(\/\"$\/, '')\n}\n\n\/\/ Store the result\n$input.item.json.txt = subtitleGroups\n\nreturn $input.item;"
},
"typeVersion": 2
},
{
"id": "08215886-05f6-4ecc-9c1f-55c0e4cb6194",
"name": "Generate Binary",
"type": "n8n-nodes-base.code",
"position": [
1180,
340
],
"parameters": {
"mode": "runOnceForEachItem",
"jsCode": "function encodeBase64(text) {\n try {\n \/\/ For browser environments\n if (typeof window !== 'undefined') {\n \/\/ First, create a UTF-8 encoded string\n const utf8String = encodeURIComponent(text)\n .replace(\/%([0-9A-F]{2})\/g, (_, hex) => {\n return String.fromCharCode(parseInt(hex, 16));\n });\n \n \/\/ Then encode to Base64\n return btoa(utf8String);\n } \n \/\/ For Node.js environments\n else if (typeof Buffer !== 'undefined') {\n return Buffer.from(text).toString('base64');\n }\n \n throw new Error('Environment not supported for Base64 encoding');\n } catch (error) {\n console.error('Error encoding to Base64:', error);\n return null;\n }\n}\n\nlet data = encodeBase64($json.complete_text);\n\nconsole.log(data)\n\nlet file = $json.file\n\nfile.data = data;\n\nlet paddingCount = 0;\nif (data.endsWith('==')) paddingCount = 2;\nelse if (data.endsWith('=')) paddingCount = 1;\n\n\/\/ Calculate the decoded size (in bytes)\nfile.size = Math.floor(data.length * 3 \/ 4) - paddingCount;\n\n\nreturn file"
},
"typeVersion": 2
},
{
"id": "299122c1-61d1-4ce4-81b9-ce15d22cd49c",
"name": "Prep Parts for Translate",
"type": "n8n-nodes-base.code",
"position": [
1400,
140
],
"parameters": {
"mode": "runOnceForEachItem",
"jsCode": "function splitBySecondNewline(text) {\n \/\/ Find the position of the first newline\n const firstNewlinePos = text.indexOf('\\n');\n \n if (firstNewlinePos === -1) {\n return { firstPart: text, secondPart: '' }; \/\/ No newlines found\n }\n \n \/\/ Find the position of the second newline\n const secondNewlinePos = text.indexOf('\\n', firstNewlinePos + 1);\n \n if (secondNewlinePos === -1) {\n return { firstPart: text, secondPart: '' }; \/\/ Only one newline found\n }\n \n \/\/ Split the string at the second newline\n const firstPart = text.substring(0, secondNewlinePos);\n const secondPart = text.substring(secondNewlinePos + 1);\n \n return { firstPart, secondPart };\n}\n\nlet lang = $('Receive SRT File to Translate').first().json['Translate to Language']\n\nreturn {\n parts: splitBySecondNewline($json.txt),\n language: lang\n}"
},
"typeVersion": 2
},
{
"id": "8a810ef3-febe-42f7-91c9-6c82dddcc93a",
"name": "Clean Translations & Group Titles",
"type": "n8n-nodes-base.code",
"position": [
300,
340
],
"parameters": {
"mode": "runOnceForEachItem",
"jsCode": "let translated = $json.translatedText.replaceAll(\"\\\\n\",\"\\n\").replaceAll('"',\"\").replaceAll(''',\"'\");\n\nfunction splitIntoTwoLines(text, maxLength = 40) {\n \/\/ If text already contains a newline or is short enough, return as is\n if (text.includes('\\n') || text.length <= maxLength) {\n return text;\n }\n \n \/\/ Find the last space before or at the maxLength\n let splitIndex = text.lastIndexOf(' ', maxLength);\n \n \/\/ If no space was found (rare case with very long words)\n if (splitIndex === -1) {\n splitIndex = maxLength; \/\/ Force split at maxLength\n }\n \n \/\/ Split the text and join with a newline\n const firstLine = text.substring(0, splitIndex);\n const secondLine = text.substring(splitIndex + 1); \/\/ +1 to skip the space\n \n return firstLine + '\\n' + secondLine;\n}\n\n\/\/ Add a new field called 'myNewField' to the JSON of the item\n$input.item.json.complete = `${$('Prep Parts for Translate').item.json.parts.firstPart}\\n` + splitIntoTwoLines(translated)\n\nreturn $input.item;"
},
"typeVersion": 2
},
{
"id": "15b2781c-4b6f-43e7-9ca9-6d6114e5fdab",
"name": "Join completed text with double new line",
"type": "n8n-nodes-base.code",
"position": [
740,
340
],
"parameters": {
"mode": "runOnceForEachItem",
"jsCode": "let texts = $json.data.map(item=>{\n return item.complete\n})\n\n\n$input.item.json.complete_text = texts.join('\\n\\n')\n\nreturn $input.item;"
},
"typeVersion": 2
},
{
"id": "c43efbb6-3fe8-4aa3-8d65-ed3064bcc948",
"name": "Respond with file",
"type": "n8n-nodes-base.form",
"position": [
1620,
340
],
"webhookId": "b783b857-21b3-41a3-85da-2dbf2d85da54",
"parameters": {
"options": [],
"operation": "completion",
"respondWith": "returnBinary",
"completionTitle": "Done",
"inputDataFieldName": "file"
},
"typeVersion": 1
},
{
"id": "13103a23-3b1a-46d1-9731-c281ff1cac06",
"name": "Receive SRT File to Translate",
"type": "n8n-nodes-base.formTrigger",
"position": [
300,
140
],
"webhookId": "8f3c089f-4cbe-4994-9d0e-d86518ef855c",
"parameters": {
"options": {
"appendAttribution": false
},
"formTitle": "upload srt",
"formFields": {
"values": [
{
"fieldType": "dropdown",
"fieldLabel": "Translate to Language",
"fieldOptions": {
"values": [
{
"option": "EN"
},
{
"option": "JP"
}
]
},
"requiredField": true
},
{
"fieldType": "file",
"fieldLabel": "Upload SRT file",
"multipleFiles": false,
"requiredField": true,
"acceptFileTypes": ".srt"
}
]
},
"responseMode": "lastNode"
},
"typeVersion": 2.20000000000000017763568394002504646778106689453125
},
{
"id": "7e0f06f4-1e9d-436f-9310-325214e74bb9",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
280,
-280
],
"parameters": {
"width": 760,
"height": 300,
"content": "## Required Credentials\nhttps:\/\/docs.n8n.io\/integrations\/builtin\/credentials\/google\/\n\n## Selecting Language\nYou can update the form to include your preferred language code (that you are translating to), by updating the dropdown field with a new option. \nOr update the Google Translate node language option back to 'fixed' and select your desired language. This will ignore the form option, but is safe to do."
},
"typeVersion": 1
},
{
"id": "29f9621e-3756-48ee-b6f0-e26a9f7aa247",
"name": "Extract text from Binary File",
"type": "n8n-nodes-base.extractFromFile",
"position": [
740,
140
],
"parameters": {
"options": [],
"operation": "text",
"binaryPropertyName": "Upload_SRT_file"
},
"typeVersion": 1
},
{
"id": "0924754e-6d1f-4d82-bb58-f64ebeac7b05",
"name": "Expose Binary",
"type": "n8n-nodes-base.code",
"position": [
520,
140
],
"parameters": {
"mode": "runOnceForEachItem",
"jsCode": "\/\/ Add a new field called 'myNewField' to the JSON of the item\n$input.item.json.binary = $binary;\n\nreturn $input.item;"
},
"typeVersion": 2
}
],
"active": true,
"pinData": {
"Receive SRT File to Translate": [
{
"json": {
"formMode": "production",
"submittedAt": "2025-04-20T05:46:13.787-04:00",
"Upload SRT file": {
"size": 7748,
"filename": "example_file.srt",
"mimetype": "application\/octet-stream"
},
"Translate to Language": "EN"
}
}
]
},
"settings": {
"executionOrder": "v1"
},
"versionId": "824adb39-806e-4d28-8e41-efd9f2e179a8",
"connections": {
"Aggregate": {
"main": [
[
{
"node": "Join completed text with double new line",
"type": "main",
"index": 0
}
]
]
},
"Split Out": {
"main": [
[
{
"node": "Prep Parts for Translate",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "Generate Binary",
"type": "main",
"index": 0
}
]
]
},
"Expose Binary": {
"main": [
[
{
"node": "Extract text from Binary File",
"type": "main",
"index": 0
}
]
]
},
"Convert to File": {
"main": [
[
{
"node": "Respond with file",
"type": "main",
"index": 0
}
]
]
},
"Generate Binary": {
"main": [
[
{
"node": "Convert to File",
"type": "main",
"index": 0
}
]
]
},
"Split SRT Lines": {
"main": [
[
{
"node": "Split Out",
"type": "main",
"index": 0
}
]
]
},
"Google Translate": {
"main": [
[
{
"node": "Clean Translations & Group Titles",
"type": "main",
"index": 0
}
]
]
},
"Prep Parts for Translate": {
"main": [
[
{
"node": "Google Translate",
"type": "main",
"index": 0
}
]
]
},
"Extract text from Binary File": {
"main": [
[
{
"node": "Split SRT Lines",
"type": "main",
"index": 0
}
]
]
},
"Receive SRT File to Translate": {
"main": [
[
{
"node": "Expose Binary",
"type": "main",
"index": 0
}
]
]
},
"Clean Translations & Group Titles": {
"main": [
[
{
"node": "Aggregate",
"type": "main",
"index": 0
}
]
]
},
"Join completed text with double new line": {
"main": [
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
]
]
}
}
}
