sasoEventtickets_Messenger.php — Event Tickets with Ticket Scanner 3.1.2

event-tickets-with-ticket-scanner / sasoEventtickets_Messenger.php

event-tickets-with-ticket-scanner Last commit date

sasoEventtickets_Messenger.php

143 lines

1	<?php
2	/* this contains the class for the Messengers
3	* @package Event Tickets with Ticket Scanner
4	* @author Vollstart
5	*
6	* For Plugin Name: Event Tickets with Ticket Scanner
7	*/
8	include_once(plugin_dir_path(__FILE__)."init_file.php");
9	class sasoEventtickets_Messenger {
10	private $MAIN;
11
12	public static function Instance() {
13	static $inst = null;
14	if ($inst === null) {
15	$inst = new sasoEventtickets_Messenger();
16	}
17	return $inst;
18	}
19
20	public function __construct() {
21	global $sasoEventtickets;
22	$this->MAIN = $sasoEventtickets;
23	}
24
25	/*
26	public function initHandlers() {
27	// ??? should all teh options be set and handled here?
28	// should we use the action hook to execute the sending?
29	// add_action('sasoeventtickets_sendFileViaMessenger', array($this, 'handleRequest')); ???
30	}
31	*/
32
33	public function sendMessage($message, $phoneNumber, $type) {
34	$this->checkType($type);
35	switch ($type) {
36	case 'whatsapp':
37	return $this->sendWhatsAppMessage($message, $phoneNumber);
38	case 'telegram':
39	return $this->sendTelegramMessage($message, $phoneNumber);
40	default:
41	throw new Exception('#2001 Unsupported messenger type');
42	}
43	}
44	public function sendFile($filepath, $message, $phoneNumber, $type) {
45	$this->checkType($type);
46	switch ($type) {
47	case 'whatsapp':
48	return $this->sendWhatsAppMessageFile($filepath, $message, $phoneNumber);
49	case 'telegram':
50	return $this->sendTelegramMessageFile($filepath, $message, $phoneNumber);
51	default:
52	throw new Exception('#2002 Unsupported messenger type');
53	}
54	}
55
56	private function sendWhatsAppMessage($message, $phoneNumber) {
57
58	// maybe this https://medium.com/@wassenger/send-automated-messages-on-whatsapp-using-php-26cad1781c2c
59	// for now the code below is created by code generator
60
61
62	// WhatsApp API URL
63	$url = "https://api.whatsapp.com/send?phone=$phoneNumber&text=" . urlencode($message);
64
65	// Use file_get_contents to send the message
66	$response = file_get_contents($url);
67
68	// Check for errors
69	if ($response === FALSE) {
70	throw new Exception('#2003 Error sending WhatsApp message');
71	}
72
73	return $response;
74	}
75	private function sendTelegramMessage($message, $chatId) {
76	// code genereted by code generator
77	// Telegram API URL
78	$url = "https://api.telegram.org/bot" . $this->get_TELEGRAM_BOT_TOKEN() . "/sendMessage?chat_id=$chatId&text=" . urlencode($message);
79	// Use file_get_contents to send the message
80	$response = file_get_contents($url);
81	// Check for errors
82	if ($response === FALSE) {
83	throw new Exception('#2004 Error sending Telegram message');
84	}
85	return $response;
86	}
87
88	private function sendWhatsAppMessageFile($filepath, $message, $phoneNumber) {
89	//TODO: Implement WhatsApp file sending
90	//??
91	}
92
93	private function sendTelegramMessageFile($filepath, $message, $chatId) {
94	// Telegram API URL
95	$url = "https://api.telegram.org/bot" . $this->get_TELEGRAM_BOT_TOKEN() . "/sendDocument";
96
97	// Prepare the POST fields
98	$postFields = [
99	'chat_id' => $chatId,
100	'caption' => $message,
101	'document' => new CURLFile(realpath($filepath))
102	];
103
104	// Initialize cURL
105	$ch = curl_init();
106	curl_setopt($ch, CURLOPT_URL, $url);
107	curl_setopt($ch, CURLOPT_POST, true);
108	curl_setopt($ch, CURLOPT_POSTFIELDS, $postFields);
109	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
110
111	// Execute the request
112	$response = curl_exec($ch);
113
114	// Check for errors
115	if ($response === FALSE) {
116	throw new Exception('#2005 Error sending Telegram message with file');
117	}
118
119	// Close cURL
120	curl_close($ch);
121
122	return $response;
123	}
124
125	private function checkType($type) {
126	if ($type === null) {
127	throw new InvalidArgumentException('#2006 Messenger type cannot be null');
128	}
129	if (!in_array($type, ['whatsapp', 'telegram'])) {
130	throw new InvalidArgumentException('#2007 Invalid messenger type');
131	}
132	}
133
134	private function get_TELEGRAM_BOT_TOKEN() {
135	//TODO: Implement a secure way to get the Telegram bot token - the options are readable from other plugins, so encrypt it
136	}
137	private function get_WHATSAPP_APIKEY() {
138	//TODO: Implement a secure way to get the whatsapp apikey - the options are readable from other plugins, so encrypt it
139	}
140
141	}
142
143	?>