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Function: llSetContentType( key request_id, integer content_type );

Set the Internet media type of an LSL HTTP server response.[1]

• key request_id a valid http_request() key
• integer content_type Media type to use with any following llHTTPResponse(request_id, ...)
content_type Content-Type
CONTENT_TYPE_TEXT 0x0 text/plain
CONTENT_TYPE_HTML 0x1 text/html


  • This setting will be ignored unless all of these conditions are met:
    1. the web browser is the Second Life client
    2. the user (logged into the SL client viewing the page) is the owner of the object.
    3. the user (logged into the SL client viewing the page) is connected to the region the object is located in
  • Not compatible with group owned objects.
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<lsl> key url_request;

string HTML_BODY = "<!DOCTYPE html> <html> <body>

My First Heading

My first paragraph.

</body> </html>";

default {

       url_request = llRequestURL();
   http_request(key id, string method, string body)
       key owner = llGetOwner();
       vector ownerSize = llGetAgentSize(owner);
       if (url_request == id)
       //  if you're usually not resetting the query ID
       //  now is a good time to start!
           url_request = "";
           if (method == URL_REQUEST_GRANTED)
               llOwnerSay("URL: " + body);
           //  if owner in sim
               if (ownerSize)//  != ZERO_VECTOR
                   llLoadURL(owner, "I got a new URL!", body);
           else if (method == URL_REQUEST_DENIED)
               llOwnerSay("Something went wrong, no url:\n" + body);
           llOwnerSay("request body:\n" + body);
       //  if owner in sim
           if (ownerSize)//  != ZERO_VECTOR
               llSetContentType(id, CONTENT_TYPE_HTML);
               llHTTPResponse(id, 200, HTML_BODY);
               llSetContentType(id, CONTENT_TYPE_TEXT);
               llHTTPResponse(id, 200, "OK");




  • A workaround for displaying html to non-owners inworld can be found here.

See Also


•  http_request


•  llHTTPResponse


•  LSL HTTP server

Deep Notes


  • Released August 16, 2011.
  • SCR-394 - Documentation revised but no change in functionality.
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  1. ^ This function sets the "Content-Type" header in any subsequent llHTTPResponse responses.


function void llSetContentType( key request_id, integer content_type );
integer CONTENT_TYPE_TEXT = 0x0;//text/plain
integer CONTENT_TYPE_HTML = 0x1;//text/html


The client and owner limitations are most likely to remove the possibility of running a website from a prim.