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template.tpl
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template.tpl
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___TERMS_OF_SERVICE___
By creating or modifying this file you agree to Google Tag Manager's Community
Template Gallery Developer Terms of Service available at
https://developers.google.com/tag-manager/gallery-tos (or such other URL as
Google may provide), as modified from time to time.
___INFO___
{
"type": "MACRO",
"id": "cvt_temp_public_id",
"version": 1,
"securityGroups": [],
"displayName": "Get External Data",
"categories": [
"UTILITY"
],
"description": "read file contents / data from a github repo or any external source using a GET request. Optional caching in templateDataStorage",
"containerContexts": [
"SERVER"
]
}
___TEMPLATE_PARAMETERS___
[
{
"type": "TEXT",
"name": "filePath",
"displayName": "Path / URL",
"simpleValueType": true,
"valueValidators": [
{
"type": "NON_EMPTY"
}
]
},
{
"type": "TEXT",
"name": "cacheTime",
"displayName": "Cache Time (ms)",
"simpleValueType": true,
"valueHint": "0 \u003d no caching",
"valueValidators": [
{
"type": "NON_NEGATIVE_NUMBER"
}
],
"defaultValue": 0
}
]
___SANDBOXED_JS_FOR_SERVER___
const sendHttpGet = require("sendHttpGet");
const JSON = require("JSON");
const templateDataStorage = require("templateDataStorage");
const getTimestampMillis = require("getTimestampMillis");
const url = data.filePath;
const cacheKey = require('sha256Sync')(url, {outputEncoding: 'hex'});
const cacheTime = data.cacheTime;
if (cacheTime > 0) {
var cachedUrlResult = templateDataStorage.getItemCopy(cacheKey);
if (cachedUrlResult) {
var cacheJSON = JSON.parse(cachedUrlResult);
if (cacheJSON && (getTimestampMillis() - (cacheJSON.timestamp||0) < cacheTime)) {
return cacheJSON.result;
}
}
}
return sendHttpGet(
url,
{timeout: 500,}
).then(
function(result) {
if (result.statusCode === 200) {
const res = require('decodeUriComponent')(result.body);
if (cacheTime > 0) {
var cacheContent = JSON.stringify({timestamp: getTimestampMillis(), result: res});
templateDataStorage.setItemCopy(cacheKey, cacheContent);
}
return res;
}
}, function() {return undefined;}
);
___SERVER_PERMISSIONS___
[
{
"instance": {
"key": {
"publicId": "send_http",
"versionId": "1"
},
"param": [
{
"key": "allowedUrls",
"value": {
"type": 1,
"string": "any"
}
}
]
},
"clientAnnotations": {
"isEditedByUser": true
},
"isRequired": true
},
{
"instance": {
"key": {
"publicId": "access_template_storage",
"versionId": "1"
},
"param": []
},
"isRequired": true
}
]
___TESTS___
scenarios: []
___NOTES___
Created on 7.8.2022, 14:47:05