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Feature #11076
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SELECT ... AS _websocket
Start date:
27.08.2020
Due date:
% Done:
0%
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Description
Es soll moeglich sein via QFQ Daten zu einem Websocket zu senden und die Antwort abzufragen.
Benoetigt von SeminarLive um den MeetingManager IDs zu uebermitteln oder abzufragen.
Notation:
SELECT 'w:wss://antmedia.math.uzh.ch:6334/test|t:<payload>|lifetime:one' AS '_link|response1'
Evtl: Connection offen halten, persistent (resue innerhalb eines QFQ Laufes, oder via PHP Session ueber Stunden.
Library:
- https://github.com/bloatless/php-websocket - fuer den Client nur eine Datei.
- https://github.com/Textalk/websocket-php/ - scheint min. beim Client auch 'wss' zu unterstuetzen.
Related issues
Updated by Carsten Rose over 3 years ago
- Tracker changed from Support to Feature
Updated by Carsten Rose over 3 years ago
- Status changed from New to In Progress
Test: https://github.com/bloatless/php-websocket
[root@webwork16]
$ cd /var/www/html/crose/php-websocket
$ git clone https://github.com/bloatless/php-websocket
$ cd php-websocket/cli
# Localhost ersetzen gegen 'webwork16' resp. '0.0.0.0' damit auch die Browseranwendungen funktionieren
client_demo.php: $clients[$i]->connect('192.168.133.84', 8000, '/demo', 'webwork16.math.uzh.ch');
server.php: $server->setAllowedOrigin('webwork16.math.uzh.ch');
server.php: $server = new \Bloatless\WebSocket\Server('0.0.0.0', 8000);
# Websocket Server starten
$ php server.php
# Status URL: http://webwork16.math.uzh.ch/crose/php-websocket/public/status.html
# Test URL: http://webwork16.math.uzh.ch/crose/php-websocket/public/index.html
Action: echo
Data: asljflaskjflasjfdlksaj
Updated by Carsten Rose over 3 years ago
# save socket answer in {{col1}}, no output in 10.sql
10.sql = SELECT 'w:ws://webwork16.math.uzh.ch:8000/demo|t:{"action":"echo","data":"hello world"}' AS '_websocket|col1|_hide'
# Access socket answer via {{&col1:R}} ... the '&..' is necessary to access the answer/result, not the control string.
20.sql = SELECT "<br><br>-{{&col1:R}}="
Updated by Carsten Rose almost 2 years ago
- Related to Feature #13354: Using Websocket in QFQ added
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