mirror of
https://github.com/jech/galene.git
synced 2024-12-22 23:35:46 +01:00
Rework the command parser, implement /help.
This commit is contained in:
Juliusz Chroboczek
parent
29bd67cc22
commit
db4ea57883
1 changed files with 234 additions and 87 deletions
317
static/sfu.js
317
static/sfu.js
|
|
@ -1498,6 +1498,144 @@ function clearChat() {
|
|||
document.getElementById('box').textContent = '';
|
||||
}
|
||||
|
||||
/**
|
||||
* A command known to the command-line parser.
|
||||
*
|
||||
* @typedef {Object} command
|
||||
* @property {string} [parameters]
|
||||
* - A user-readable list of parameters.
|
||||
* @property {string} [description]
|
||||
* - A user-readable description, null if undocumented.
|
||||
* @property {() => string} [predicate]
|
||||
* - Returns null if the command is available.
|
||||
* @property {(c: string, r: string) => void} f
|
||||
*/
|
||||
|
||||
/**
|
||||
* The set of commands known to the command-line parser.
|
||||
*
|
||||
* @type {Object.<string,command>}
|
||||
*/
|
||||
let commands = {}
|
||||
|
||||
function operatorPredicate() {
|
||||
if(serverConnection.permissions.op)
|
||||
return null;
|
||||
return 'You are not an operator';
|
||||
}
|
||||
|
||||
function recordingPredicate() {
|
||||
if(serverConnection.permissions.record)
|
||||
return null;
|
||||
return 'You are not allowed to record';
|
||||
}
|
||||
|
||||
commands.help = {
|
||||
description: 'display this help',
|
||||
f: (c, r) => {
|
||||
/** @type {string[]} */
|
||||
let cs = [];
|
||||
for(let cmd in commands) {
|
||||
let c = commands[cmd];
|
||||
if(!c.description)
|
||||
continue;
|
||||
if(c.predicate && c.predicate())
|
||||
continue;
|
||||
cs.push(`/${cmd}${c.parameters?' ' + c.parameters:''}: ${c.description}`);
|
||||
}
|
||||
cs.sort();
|
||||
let s = '';
|
||||
for(let i = 0; i < cs.length; i++)
|
||||
s = s + cs[i] + '\n';
|
||||
addToChatbox(null, null, null, Date.now(), null, s);
|
||||
}
|
||||
};
|
||||
|
||||
commands.me = {
|
||||
description: 'send action message',
|
||||
f: (c, r) => {
|
||||
// handled as a special case
|
||||
throw new Error("this shouldn't happen");
|
||||
}
|
||||
};
|
||||
|
||||
commands.set = {
|
||||
f: (c, r) => {
|
||||
if(!r) {
|
||||
let settings = getSettings();
|
||||
let s = "";
|
||||
for(let key in settings)
|
||||
s = s + `${key}: ${JSON.stringify(settings[key])}\n`;
|
||||
addToChatbox(null, null, null, Date.now(), null, s);
|
||||
return;
|
||||
}
|
||||
let p = parseCommand(r);
|
||||
let value;
|
||||
if(p[1]) {
|
||||
value = JSON.parse(p[1])
|
||||
} else {
|
||||
value = true;
|
||||
}
|
||||
updateSetting(p[0], value);
|
||||
reflectSettings();
|
||||
}
|
||||
};
|
||||
|
||||
commands.unset = {
|
||||
f: (c, r) => {
|
||||
delSetting(r.trim());
|
||||
return;
|
||||
}
|
||||
};
|
||||
|
||||
commands.leave = {
|
||||
description: "leave group",
|
||||
f: (c, r) => {
|
||||
serverConnection.close();
|
||||
}
|
||||
};
|
||||
|
||||
commands.clear = {
|
||||
predicate: operatorPredicate,
|
||||
description: 'clear the chat history',
|
||||
f: (c, r) => {
|
||||
serverConnection.groupAction('clearchat');
|
||||
}
|
||||
};
|
||||
|
||||
commands.lock = {
|
||||
predicate: operatorPredicate,
|
||||
description: 'lock this group',
|
||||
parameters: '[message]',
|
||||
f: (c, r) => {
|
||||
serverConnection.groupAction('lock', r);
|
||||
}
|
||||
};
|
||||
|
||||
commands.unlock = {
|
||||
predicate: operatorPredicate,
|
||||
description: 'unlock this group, revert the effect of /lock',
|
||||
f: (c, r) => {
|
||||
serverConnection.groupAction('unlock');
|
||||
}
|
||||
};
|
||||
|
||||
commands.record = {
|
||||
predicate: recordingPredicate,
|
||||
description: 'start recording',
|
||||
f: (c, r) => {
|
||||
serverConnection.groupAction('record');
|
||||
}
|
||||
};
|
||||
|
||||
commands.unrecord = {
|
||||
predicate: recordingPredicate,
|
||||
description: 'stop recording',
|
||||
f: (c, r) => {
|
||||
serverConnection.groupAction('unrecord');
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* parseCommand splits a string into two space-separated parts. The first
|
||||
* part may be quoted and may include backslash escapes.
|
||||
|
|
@ -1532,6 +1670,86 @@ function parseCommand(line) {
|
|||
return [first, line.slice(i)];
|
||||
}
|
||||
|
||||
/**
|
||||
* @param {string} user
|
||||
*/
|
||||
function findUserId(user) {
|
||||
if(user in users)
|
||||
return user;
|
||||
|
||||
for(let id in users) {
|
||||
if(users[id] === user)
|
||||
return id;
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
commands.msg = {
|
||||
parameters: 'user message',
|
||||
description: 'send a private message',
|
||||
f: (c, r) => {
|
||||
let p = parseCommand(r);
|
||||
if(!p[0])
|
||||
throw new Error('/msg requires parameters');
|
||||
let id = findUserId(p[0]);
|
||||
if(!id)
|
||||
throw new Error(`Unknown user ${p[0]}`);
|
||||
let username = getUsername();
|
||||
serverConnection.chat(username, '', id, p[1]);
|
||||
addToChatbox(serverConnection.id, id, username, Date.now(), '', p[1]);
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
@param {string} c
|
||||
@param {string} r
|
||||
*/
|
||||
function userCommand(c, r) {
|
||||
let p = parseCommand(r);
|
||||
if(!p[0])
|
||||
throw new Error(`/${c} requires parameters`);
|
||||
let id = findUserId(p[0]);
|
||||
if(!id)
|
||||
throw new Error(`Unknown user ${p[0]}`);
|
||||
serverConnection.userAction(c, id, p[1]);
|
||||
}
|
||||
|
||||
|
||||
commands.kick = {
|
||||
parameters: 'user [message]',
|
||||
description: 'kick out a user',
|
||||
predicate: operatorPredicate,
|
||||
f: userCommand,
|
||||
};
|
||||
|
||||
commands.op = {
|
||||
parameters: 'user',
|
||||
description: 'give operator status',
|
||||
predicate: operatorPredicate,
|
||||
f: userCommand,
|
||||
};
|
||||
|
||||
commands.unop = {
|
||||
parameters: 'user',
|
||||
description: 'revoke operator status',
|
||||
predicate: operatorPredicate,
|
||||
f: userCommand,
|
||||
};
|
||||
|
||||
commands.present = {
|
||||
parameters: 'user',
|
||||
description: 'give user the right to present',
|
||||
predicate: operatorPredicate,
|
||||
f: userCommand,
|
||||
};
|
||||
|
||||
commands.unpresent = {
|
||||
parameters: 'user',
|
||||
description: 'revoke the right to present',
|
||||
predicate: operatorPredicate,
|
||||
f: userCommand,
|
||||
};
|
||||
|
||||
function handleInput() {
|
||||
let input = /** @type {HTMLTextAreaElement} */
|
||||
(document.getElementById('input'));
|
||||
|
|
@ -1545,111 +1763,40 @@ function handleInput() {
|
|||
|
||||
if(data[0] === '/') {
|
||||
if(data.length > 1 && data[1] === '/') {
|
||||
message = data.substring(1);
|
||||
message = data.slice(1);
|
||||
me = false;
|
||||
} else {
|
||||
let cmd, rest;
|
||||
let space = data.indexOf(' ');
|
||||
if(space < 0) {
|
||||
cmd = data;
|
||||
cmd = data.slice(1);
|
||||
rest = '';
|
||||
} else {
|
||||
cmd = data.slice(0, space);
|
||||
cmd = data.slice(1, space);
|
||||
rest = data.slice(space + 1);
|
||||
}
|
||||
|
||||
switch(cmd) {
|
||||
case '/me':
|
||||
if(cmd === 'me') {
|
||||
message = rest;
|
||||
me = true;
|
||||
break;
|
||||
case '/leave':
|
||||
serverConnection.close();
|
||||
return;
|
||||
case '/clear':
|
||||
if(!serverConnection.permissions.op) {
|
||||
displayError("You're not an operator");
|
||||
} else {
|
||||
let c = commands[cmd];
|
||||
if(!c) {
|
||||
displayError(`Uknown command /${cmd}, type /help for help`);
|
||||
return;
|
||||
}
|
||||
serverConnection.groupAction('clearchat');
|
||||
return;
|
||||
case '/set':
|
||||
if(!rest) {
|
||||
let settings = getSettings();
|
||||
let s = "";
|
||||
for(let key in settings)
|
||||
s = s + `${key}: ${JSON.stringify(settings[key])}\n`
|
||||
addToChatbox(null, null, null, Date.now(), null, s);
|
||||
if(c.predicate) {
|
||||
let s = c.predicate();
|
||||
if(s) {
|
||||
displayError(s);
|
||||
return;
|
||||
}
|
||||
let parsed = parseCommand(rest);
|
||||
let value;
|
||||
if(parsed[1]) {
|
||||
}
|
||||
try {
|
||||
value = JSON.parse(parsed[1])
|
||||
c.f(cmd, rest);
|
||||
} catch(e) {
|
||||
displayError(e);
|
||||
return;
|
||||
}
|
||||
} else {
|
||||
value = true;
|
||||
}
|
||||
updateSetting(parsed[0], value);
|
||||
reflectSettings();
|
||||
return;
|
||||
case '/unset':
|
||||
delSetting(rest.trim());
|
||||
return;
|
||||
case '/lock':
|
||||
case '/unlock':
|
||||
if(!serverConnection.permissions.op) {
|
||||
displayError("You're not an operator");
|
||||
return;
|
||||
}
|
||||
serverConnection.groupAction(cmd.slice(1), rest);
|
||||
return;
|
||||
case '/record':
|
||||
case '/unrecord':
|
||||
if(!serverConnection.permissions.record) {
|
||||
displayError("You're not allowed to record");
|
||||
return;
|
||||
}
|
||||
serverConnection.groupAction(cmd.slice(1));
|
||||
return;
|
||||
case '/msg':
|
||||
case '/op':
|
||||
case '/unop':
|
||||
case '/kick':
|
||||
case '/present':
|
||||
case '/unpresent': {
|
||||
let parsed = parseCommand(rest);
|
||||
let id;
|
||||
if(parsed[0] in users) {
|
||||
id = parsed[0];
|
||||
} else {
|
||||
for(let i in users) {
|
||||
if(users[i] === parsed[0]) {
|
||||
id = i;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
if(!id) {
|
||||
displayError('Unknown user ' + parsed[0]);
|
||||
return;
|
||||
}
|
||||
if(cmd === '/msg') {
|
||||
let username = getUsername();
|
||||
serverConnection.chat(username, '', id, parsed[1]);
|
||||
addToChatbox(serverConnection.id,
|
||||
id, username, Date.now(), '', parsed[1]);
|
||||
} else {
|
||||
serverConnection.userAction(cmd.slice(1), id, parsed[1]);
|
||||
}
|
||||
return;
|
||||
}
|
||||
default:
|
||||
displayError('Uknown command ' + cmd);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue