zulip/static/js/submessage.js

124 lines
2.6 KiB
JavaScript

var submessage = (function () {
var exports = {};
exports.get_message_events = function (message) {
if (message.locally_echoed) {
return;
}
if (!message.submessages) {
return;
}
if (message.submessages.length === 0) {
return;
}
message.submessages.sort(function (m1, m2) {
return parseInt(m1.id, 10) - parseInt(m2.id, 10);
});
var events = _.map(message.submessages, function (obj) {
return {
sender_id: obj.sender_id,
data: JSON.parse(obj.content),
};
});
return events;
};
exports.process_submessages = function (in_opts) {
// This happens in our rendering path, so we try to limit any
// damage that may be triggered by one rogue message.
try {
return exports.do_process_submessages(in_opts);
} catch (err) {
blueslip.error('in process_submessages: ' + err.message);
}
};
exports.do_process_submessages = function (in_opts) {
var message_id = in_opts.message_id;
var message = message_store.get(message_id);
if (!message) {
return;
}
var events = exports.get_message_events(message);
if (!events) {
return;
}
var row = in_opts.row;
// Right now, our only use of submessages is widgets.
var data = events[0].data;
if (data === undefined) {
return;
}
var widget_type = data.widget_type;
if (widget_type === undefined) {
return;
}
var post_to_server = exports.make_server_callback(message_id);
widgetize.activate({
widget_type: widget_type,
extra_data: data.extra_data,
events: events,
row: row,
message: message,
post_to_server: post_to_server,
});
};
exports.handle_event = function (event) {
blueslip.info('handle submessage: ' + JSON.stringify(event));
// Right now, our only use of submessages is widgets.
var msg_type = event.msg_type;
if (msg_type !== 'widget') {
blueslip.warn('unknown msg_type: ' + msg_type);
return;
}
widgetize.handle_event({
sender_id: event.sender_id,
message_id: event.message_id,
data: event.data,
});
};
exports.make_server_callback = function (message_id) {
return function (opts) {
var url = '/json/submessage';
channel.post({
url: url,
data: {
message_id: message_id,
msg_type: opts.msg_type,
content: JSON.stringify(opts.data),
},
});
};
};
return exports;
}());
if (typeof module !== 'undefined') {
module.exports = submessage;
}