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priv/templates/drab/drab.core.js

Drab.on_connect(function(resp, drab) {
// prevent reassigning messages
if (!drab.already_connected) {
drab.channel.on("onload", (message) => {
// reply from onload is not expected
})
// exec is synchronous, returns the result
drab.channel.on("execjs", (message) => {
let query_output = [
message.sender,
eval(message.js)
]
drab.channel.push("execjs", {ok: query_output})
})
// broadcast does not return a meesage
drab.channel.on("broadcastjs", (message) => {
eval(message.js)
})
// console.log
drab.channel.on("console", (message) => {
console.log(message.log)
})
}
// initialize onload on server side, just once
if (!drab.onload_launched) {
drab.channel.push("onload", { drab_session_token: Drab.drab_session_token })
drab.onload_launched = true
}
})