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GUACAMOLE-346: Seek operations should be atomic with respect to the various timeouts.

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This commit is contained in:
Michael Jumper
2017-07-15 16:15:01 -07:00
parent 23cf840ba6
commit 21eadec6a4
1 changed files with 24 additions and 24 deletions
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48
guacamole-common-js/src/main/webapp/modules/SessionRecording.js
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@@ -330,36 +330,36 @@ Guacamole.SessionRecording = function SessionRecording(tunnel) {
*/
var seekToFrame = function seekToFrame(index, callback) {
var startIndex;
// Abort any in-progress seek
abortSeek();
// Back up until startIndex represents current state
for (startIndex = index; startIndex >= 0; startIndex--) {
var frame = frames[startIndex];
// If we've reached the current frame, startIndex represents
// current state by definition
if (startIndex === currentFrame)
break;
// If frame has associated absolute state, make that frame the
// current state
if (frame.clientState) {
playbackClient.importState(frame.clientState);
break;
}
}
// Advance to frame index after current state
startIndex++;
// Replay frames asynchronously
seekTimeout = window.setTimeout(function continueSeek() {
var startIndex;
// Back up until startIndex represents current state
for (startIndex = index; startIndex >= 0; startIndex--) {
var frame = frames[startIndex];
// If we've reached the current frame, startIndex represents
// current state by definition
if (startIndex === currentFrame)
break;
// If frame has associated absolute state, make that frame the
// current state
if (frame.clientState) {
playbackClient.importState(frame.clientState);
break;
}
}
// Advance to frame index after current state
startIndex++;
var startTime = new Date().getTime();
// Replay any applicable incremental frames