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"z": "051ffea40d43c3e1",
"g": "6f4a11bc234804cb",
"name": "",
"statusCode": "401",
"headers": {},
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},
{
"id": "3a62f641.2c0e8a",
"type": "template",
"z": "051ffea40d43c3e1",
"g": "6f4a11bc234804cb",
"name": "Success JSON",
"field": "payload",
"fieldType": "msg",
"format": "handlebars",
"syntax": "mustache",
"template": "{\n \"status\": \"Success\",\n \"headers\": {\n \"user-agent\": \"{{req.headers.user-agent}}\",\n \"x-api-key\": \"{{ req.headers.x-api-key }}\"\n }\n}",
"output": "json",
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{
"id": "51337dd86b668fa2",
"type": "http request",
"z": "051ffea40d43c3e1",
"g": "22595b8d4887ce45",
"name": "Fetch Resource Header",
"method": "use",
"ret": "txt",
"paytoqs": "ignore",
"url": "https://download.samplelib.com/mp4/sample-30s.mp4",
"tls": "",
"persist": false,
"proxy": "",
"insecureHTTPParser": false,
"authType": "",
"senderr": false,
"headers": [],
"x": 360,
"y": 1220,
"wires": [
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},
{
"id": "4899b1f81251b647",
"type": "inject",
"z": "051ffea40d43c3e1",
"g": "22595b8d4887ce45",
"name": "",
"props": [
{
"p": "method",
"v": "HEAD",
"vt": "str"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
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"wires": [
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},
{
"id": "1ec5414151c6f506",
"type": "debug",
"z": "051ffea40d43c3e1",
"g": "22595b8d4887ce45",
"name": "Size & Type",
"active": true,
"tosidebar": true,
"console": false,
"tostatus": false,
"complete": "payload",
"targetType": "msg",
"statusVal": "",
"statusType": "auto",
"x": 850,
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},
{
"id": "8038e2d1c2371237",
"type": "function",
"z": "051ffea40d43c3e1",
"g": "22595b8d4887ce45",
"name": "Filesize and Filetype Retrieval",
"func": "function formatBytes(bytes) {\n // Converts bytes to KiB, MiB, GiB, etc.\n if (!bytes) return '0 Bytes'\n\n const k = 1024;\n const decimals = 2;\n const sizes = ['Bytes', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'];\n\n // Gets the size index\n const i = Math.floor(Math.log(bytes) / Math.log(k));\n\n // Returns the filesize in the respective size \n return `${parseFloat((bytes / Math.pow(k, i)).toFixed(decimals))} ${sizes[i]}`;\n}\n\n// Fetching the file size from the headers\nconst fileSizeInBytes = msg.headers[\"content-length\"];\nconst fileType = msg.headers[\"content-type\"];\nconst lastModified = msg.headers[\"last-modified\"];\n\nconst fileSize = formatBytes(fileSizeInBytes);\n\n// Assigning the payload to a JSON object containg the type of the file and the converted filesize\nmsg.payload = {\n type: fileType,\n size: fileSize,\n modificationDate: lastModified\n};\n\nreturn msg;",
"outputs": 1,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 620,
"y": 1220,
"wires": [
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{
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"type": "comment",
"z": "051ffea40d43c3e1",
"g": "22595b8d4887ce45",
"name": "Head Request",
"info": "Fetching the Headers of a video file in order to fetch its size and type",
"x": 170,
"y": 1180,
"wires": []
}
]