Basic Slack Slash Command Bot Template in PHP

slack_slash_command_template.php

<?php
	
	// Authorized team tokens that you would need to get when creating a slash command. Same script can serve multiple teams, just keep adding tokens to the array below.
	$valid_tokens = array(
		"123asdzxcvasdfasdwasdfas", // key 1
		"234xdfqadfsdfasdfasfasdf"  // key 2
	);
	
	if (!in_array($_REQUEST['token'], $valid_tokens)) {
		bot_respond(":no_good: *Unauthorized token!* Feel free to grab a copy of this script and host it yourself.");
		break;
	}
	
	switch ($_REQUEST['text']) {
		case 'help':
			bot_respond("help message goes here");
			break;
		case 'foo':
			bot_respond("you asked me to do `foo`");
			break;
		case 'bar':
			bot_respond("you asked me to do `bar`");
			break;
		default:
			bot_respond("this is a default response");
			break;
	}
	
	// This can used for debugging
	//	dumper($_REQUEST);
	
	
	/*
		Helper Functions
	*/
	
	// Send information back to slack
	function bot_respond($output){
		echo $output;
	}
	
	function dumper($foo){
		echo "<pre style=\"text-align: left;\">";
		echo HtmlSpecialChars(var_export($foo, 1));
		echo "</pre>\n";
	}
	
?>