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broadway: Detect binary websockets support

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This commit is contained in:
Alexander Larsson 2012-10-01 11:50:16 +02:00
parent 7c87684629
commit 96e7ff73dd
2 changed files with 23 additions and 9 deletions
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24
gdk/broadway/broadway.js
View File

@ -2755,6 +2755,18 @@ function setupDocument(document)
}
}
function newWS(loc) {
var ws = null;
if ("WebSocket" in window) {
ws = new WebSocket(loc, "broadway");
} else if ("MozWebSocket" in window) { // Firefox 6
ws = new MozWebSocket(loc);
} else {
alert("WebSocket not supported, broadway will not work!");
}
return ws;
}
function connect()
{
var url = window.location.toString();
@ -2767,15 +2779,13 @@ function connect()
var loc = window.location.toString().replace("http:", "ws:");
loc = loc.substr(0, loc.lastIndexOf('/')) + "/socket";
var ws = null;
if ("WebSocket" in window) {
ws = new WebSocket(loc, "broadway");
} else if ("MozWebSocket" in window) { // Firefox 6
ws = new MozWebSocket(loc);
var supports_binary = newWS (loc + "-test").binaryType == "blob";
if (supports_binary) {
ws = newWS (loc + "-bin");
ws.binaryType = "arraybuffer";
} else {
alert("WebSocket not supported, input will not work!");
return;
ws = newWS (loc);
}
ws.onopen = function() {

8
gdk/broadway/gdkdisplay-broadway.c
View File

@ -149,6 +149,7 @@ struct BroadwayInput {
gboolean seen_time;
gint64 time_base;
gboolean proto_v7_plus;
gboolean binary;
};
static void
@ -691,7 +692,7 @@ generate_handshake_response_wsietf_v7 (const gchar *key)
}
static void
start_input (HttpRequest *request)
start_input (HttpRequest *request, gboolean binary)
{
char **lines;
char *p;
@ -867,6 +868,7 @@ start_input (HttpRequest *request)
input->display = request->display;
input->connection = g_object_ref (request->connection);
input->proto_v7_plus = proto_v7_plus;
input->binary = binary;
data_buffer = g_buffered_input_stream_peek_buffer (G_BUFFERED_INPUT_STREAM (request->data), &data_buffer_size);
input->buffer = g_byte_array_sized_new (data_buffer_size);
@ -985,7 +987,9 @@ got_request (HttpRequest *request)
else if (strcmp (escaped, "/broadway.js") == 0)
send_data (request, "text/javascript", broadway_js, G_N_ELEMENTS(broadway_js) - 1);
else if (strcmp (escaped, "/socket") == 0)
start_input (request);
start_input (request, FALSE);
else if (strcmp (escaped, "/socket-bin") == 0)
start_input (request, TRUE);
else
send_error (request, 404, "File not found");