103 lines
3.4 KiB
PHP
Executable File
103 lines
3.4 KiB
PHP
Executable File
<?php
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///////
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// webirc-client - 2013-2020
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// (C) Chris Dorman, GPL v3
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// https://notabug.org/Pentium44/ircchat
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///////
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// irc.php - used to push and pull data from IRC server.
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// Currently supports PING / PONG, data receive, and data push
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// Done via PHP sockets.
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// Prevent PHP from stopping the script after 30 sec
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set_time_limit(0);
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// Include variables
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include_once("config.php");
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// Get username from command line argument / PHP-CLI
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$username = $argv[1];
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// If username isn't set, exit with error.
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if(!isset($username) || $username == "") {
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echo "Username not given...";
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exit(1);
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}
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// Create a socket to use
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$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
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// Connect to IRC server via socket above
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socket_connect($socket, $server, $port);
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// NICK and USER calls to IRC
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$nickline = "NICK " . $username . "\n";
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$userline = "USER " . $username . " 0 * :" . $username . "'s Bot\n";
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// Pass NICK and USER back to IRC server over socket
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socket_write($socket, $nickline, strlen($nickline));
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socket_write($socket, $userline, strlen($userline));
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sleep(1);
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// Continue the rest of the script here
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// While script will continue as long as socket continues to be active
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while($bytes = socket_recv($socket, $r_data, 2048, MSG_DONTWAIT) !== '') {
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if($bytes !== FALSE) {
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//$data = socket_read($socket, 2048, PHP_NORMAL_READ);
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$data = $r_data;
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}
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// If client sent something, push it to the IRC server!
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if(file_exists(".$username.push")) {
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// Grab IRC command from server.php
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$pushFile = file_get_contents(".$username.push");
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// Push this / these commands to socket
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socket_write($socket, $pushFile, strlen($pushFile));
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// Remove the push file
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unlink(".$username.push");
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}
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// Check if web client still up, if no pong after 15 seconds, connection closed.
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if(!file_exists(".$username.pingfile")) { // If file is missing, quit
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// Debug logging, check if IRC is exiting properly
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doLog("Exiting, $username logged out...");
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$quitline = "QUIT :$username left the web client\n"; // IRC QUIT line
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socket_write($socket, $quitline, strlen($quitline)); // Push to socket
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socket_close($socket); // Close the socket
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exit(0); // Exit the script, nothing to do.
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} else if (date("YmdHis.", filemtime(".$username.pingfile"))<(date("YmdHis.", filemtime(".$username.pingfile"))-10)) {
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// Debug logging, check if IRC is exiting properly
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doLog("Exiting, $username timed out...");
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$quitline = "QUIT :$username's web session timed out\n"; // IRC QUIT line
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socket_write($socket, $quitline, strlen($quitline)); // Push to socket
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socket_close($socket); // Close the socket
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exit(1); // Exit the script, nothing to do.
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}
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// If data variable is set and buffer has data to recieve
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// RECIEVE IT!
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if(isset($data)) { // If data variable is set, there's data from socket
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$stringMsg = explode('PRIVMSG', $data); // Strip IRC commands
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// Get original contents from socket
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$socketFileContents = file_get_contents(".$username.socket");
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// Push all content to
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file_put_contents(".$username.socket", $socketFileContents . $data);
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$ex = explode(' ', $data);
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// Send PONG back to the server
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if ($ex[0] == "PING") {
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// Log pong
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doLog("PONG, $username response...");
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$pongline = "PONG " . $ex[1] . "\n"; // PONG IRC CMD
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// Push to IRC server via socket.
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socket_write($socket, $pongline, strlen($pongline));
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}
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}
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// Half second sleep to prevent insane CPU load
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usleep(500);
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}
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?>
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