Slack Integration with PHP CURL

Slack.php

<?php

/**
 * OFFICIAL DOCUMENTATION
 * https://github.com/php-slack/slack#sending-messages
 * 
 * CRIAR WEBHOOK
 * https://my.slack.com/services/new/incoming-webhook
 * 
 * EDIT WEBHOOK
 * https://my.slack.com/services/
 * 
 * ATTACHMENTS
 * https://api.slack.com/messaging/composing/layouts#attachments
 * */
 
/**
 * Send a Message to a Slack Channel
 * @param string $message The message to post into a channel.
 * @return boolean
 */

function slack($message){
    
    $json = [];
    $json['text'] = $message;
    $json = json_encode($json);
    
    $url = 'YOUR-SLACK-URL-TO-INTEGRATE';    

    $ch = curl_init($url);
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'POST');
    curl_setopt($ch, CURLOPT_POSTFIELDS, $json);    
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    
    curl_setopt($ch, CURLOPT_HTTPHEADER, array(
        'Content-Type: application/json',
        'Content-Length: ' . strlen($json))
    );

    $result = curl_exec($ch);
    curl_close($ch);
    
    return $result;
}

$text = 'Hey there! ' . time() ;

if(isset($_GET['text'])){
  $text = $_GET['text'];
}

slack($text);    
// END