I don’t know if this is really what you want, but with the help of the Google+ API you can get the URLs of users, and one of them can be the user URL of the YouTube channel
Additional information:
https://developers.google.com/+/api/latest/people/get
Example:
:
https://www.googleapis.com/plus/v1/people/117629885563933382879?key= {YOUR_API_KEY}
:
{
"kind": "plus#person",
"etag": "\"l9gWq2lTiBDNZWBx8kpM7h7VNYs/as5084EFycaxtFP9IxDLvhbwZKM\"",
"birthday": "0000-12-30",
"gender": "male",
"urls": [
{
"value": "http://twitter.com/matiasmolinas",
"type": "other"
},
{
"value": "http://gplus.to/matiasmolinas",
"type": "other"
},
{
"value": "http://ar.linkedin.com/in/matiasmolinas",
"type": "other"
},
{
"value": "https://www.facebook.com/matias.molinas",
"type": "other"
},
{
"value": "http://www.youtube.com/user/matiasmolinasvideo",
"type": "other"
},
{
"value": "http://stackoverflow.com/users/1427200/matias-molinas",
"type": "other"
},
{
"value": "http://santafegtug.blogspot.com/",
"type": "other"
},
{
"value": "http://fuse21.blogspot.com/",
"type": "other"
},
{
"value": "http://lookthiscode.blogspot.com.ar/",
"type": "other"
},
{
"value": "https://yt-topic-explorer.googlecode.com/git/dist/index.html",
"type": "other"
},
{
"value": "http://santafegtug.appspot.com/",
"type": "other"
}
],
"objectType": "person",
"id": "117629885563933382879",
"displayName": "Matias Molinas",
"name": {
"familyName": "Molinas",
"givenName": "Matias"
},
"aboutMe": "Citas favoritas:<br /><br />Dentro de veinte años te sentirás más desilusionado por las cosas que no hiciste que por aquéllas que hiciste. Así que suelta las amarras. Navega fuera de la bahía segura. Atrapa los alisios en tus velas. Explora. Sueña. Descubre.<br />",
"url": "https://plus.google.com/117629885563933382879",
"image": {
"url": "https://lh3.googleusercontent.com/-AJKFDGod6us/AAAAAAAAAAI/AAAAAAAAD64/Olccnle-qH4/photo.jpg?sz=50"
},
"organizations": [
{
"name": "UNER",
"title": "Bioingenieria",
"type": "school",
"primary": false
},
{
"name": "Software Consultant",
"title": "Software Consultant",
"type": "work",
"startDate": "2011",
"endDate": "2011",
"primary": true
},
{
"name": "Software Santa Fe",
"type": "work",
"endDate": "2011",
"primary": false
}
],
"placesLived": [
{
"value": "Santa Fe, Argentina",
"primary": true
}
],
"isPlusUser": true,
"verified": false,
"cover": {
"layout": "banner",
"coverPhoto": {
"url": "https://lh3.googleusercontent.com/-DjGbmNDlV3U/UNCgpGJu_WI/AAAAAAAAD7Q/7Uk2WidwxnI/w940-h428/gdesummit.png",
"height": 428,
"width": 940
},
"coverInfo": {
"topImageOffset": -83,
"leftImageOffset": 0
}
}
}