e2pdf / classes / model / e2pdf-api.php

e2pdf-api.php in E2Pdf – Export Pdf Tool for WordPress 1.32.53, at classes/model/e2pdf-api.php

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1	<?php
2
3	/**
4	* File: /model/e2pdf-api.php
5	*
6	* @package E2Pdf
7	* @license GPLv3
8	* @link https://e2pdf.com
9	*/
10	if (!defined('ABSPATH')) {
11	die('Access denied.');
12	}
13
14	class Model_E2pdf_Api extends Model_E2pdf_Model {
15
16	protected $api;
17
18	public function __construct() {
19	parent::__construct();
20	$this->api = new stdClass();
21	}
22
23	// request
24	public function request($key = false, $api_server = false) {
25
26	$api_action = $this->get('action');
27	if ($api_action) {
28
29	// fix for upgrade via dashboard -> updates
30	if (method_exists($this->helper, 'set_time_limit')) {
31	$this->helper->set_time_limit((int) get_option('e2pdf_request_timeout', '420'));
32	}
33
34	// fix for upgrade via dashboard -> updates
35	if ($api_action == 'update/info' && !method_exists($this->helper, 'get_site_url')) {
36	return [];
37	}
38
39	$api_protocol = get_option('e2pdf_api_protocol', '0');
40	$api_processor = get_option('e2pdf_debug', '0') && get_option('e2pdf_processor', '0') ? get_option('e2pdf_processor', '0') : '0';
41	if ($api_processor == '2') {
42	$api_version = '1.16.19';
43	} else {
44	$api_version = '1.32.52';
45	}
46
47	$data = [
48	'api_url' => $this->helper->get_site_url(),
49	'api_license_key' => $this->get_license(),
50	'api_processor' => apply_filters('e2pdf_api_processor', $api_processor),
51	'api_version' => apply_filters('e2pdf_api_version', $api_version),
52	'api_protocol' => $api_protocol,
53	];
54	if (!$api_server) {
55	$api_server = $this->get_api_server();
56	}
57	$request_url = 'https://' . $api_server . '/' . $api_action;
58
59	// phpcs:disable WordPress.WP.AlternativeFunctions
60	$ch = apply_filters('e2pdf_api_connection', curl_init($request_url));
61	curl_setopt($ch, CURLOPT_USERAGENT, $this->helper->get_site_url());
62	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
63	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
64	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
65	if (!ini_get('safe_mode') && !ini_get('open_basedir')) {
66	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
67	}
68	curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, (int) get_option('e2pdf_connection_timeout', '300'));
69
70	if (defined('E2PDF_API_PROXY')) {
71	curl_setopt($ch, CURLOPT_PROXY, E2PDF_API_PROXY);
72	}
73	if (defined('E2PDF_API_PROXYPORT')) {
74	curl_setopt($ch, CURLOPT_PROXYPORT, E2PDF_API_PROXYPORT);
75	}
76	if (defined('E2PDF_API_PROXYUSERPWD')) {
77	curl_setopt($ch, CURLOPT_PROXYUSERPWD, E2PDF_API_PROXYUSERPWD);
78	}
79	if (defined('E2PDF_API_PROXYTYPE')) {
80	curl_setopt($ch, CURLOPT_PROXYTYPE, E2PDF_API_PROXYTYPE);
81	}
82	if (defined('E2PDF_API_PROXYAUTH')) {
83	curl_setopt($ch, CURLOPT_PROXYAUTH, E2PDF_API_PROXYAUTH);
84	}
85	if (class_exists('CURLFile')) {
86	if (defined('CURLOPT_SAFE_UPLOAD')) {
87	curl_setopt($ch, CURLOPT_SAFE_UPLOAD, true);
88	}
89	} else {
90	if (defined('CURLOPT_SAFE_UPLOAD')) {
91	curl_setopt($ch, CURLOPT_SAFE_UPLOAD, false);
92	}
93	}
94
95	if (!empty($this->get('data'))) {
96	$data = array_merge($data, $this->get('data'));
97	}
98	if ($api_action === 'template/upload2') {
99	curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
100	} else {
101	curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($data));
102	}
103
104	$json = curl_exec($ch);
105	$curl_errno = curl_errno($ch);
106	$curl_error = curl_error($ch);
107	$curl_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
108	$curl_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
109	if (PHP_VERSION_ID < 80000) {
110	curl_close($ch);
111	}
112	// phpcs:enable
113
114	if ($curl_errno > 0) {
115	if ($this->get_api_server() === $this->get_api_server($api_server)) {
116	$response['error'] = '[' . $curl_errno . '] ' . $curl_error;
117	} else {
118	return $this->request($key, $this->get_api_server($api_server));
119	}
120	} elseif ($curl_code < 200 \|\| $curl_code >= 300) {
121	if ($this->get_api_server() === $this->get_api_server($api_server)) {
122	$response['error'] = '[' . $curl_code . ']';
123	} else {
124	return $this->request($key, $this->get_api_server($api_server));
125	}
126	} else {
127	if ($api_protocol == '1' && strpos($curl_type, 'application/octet-stream') !== false) {
128	$response['file'] = $json;
129	} else {
130	$result = json_decode($json, true);
131	$response = isset($result['response']) ? $result['response'] : null;
132	if (!empty($response['file'])) {
133	// phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_decode
134	$response['file'] = base64_decode($response['file']);
135	}
136	}
137	if (empty($response)) {
138	if ($this->get_api_server() === $this->get_api_server($api_server)) {
139	$response['error'] = __('Something went wrong!', 'e2pdf');
140	} else {
141	return $this->request($key, $this->get_api_server($api_server));
142	}
143	}
144	}
145
146	if ($key) {
147	if (isset($response[$key])) {
148	return $response[$key];
149	} else {
150	return false;
151	}
152	} else {
153	if ($api_action == 'template/build' \|\| ($api_action == 'license/info' && $this->get('reload') === false)) {
154	if (isset($response['error']) && $response['error'] == 'Site Url Not Found. Please try to "Reactivate" plugin.') {
155	$license = $this->helper->load('license');
156	if ($license && method_exists($license, 'reactivate') && $license->reactivate()) {
157	return $this->request($key, $api_server);
158	}
159	}
160	if (isset($response['error']) && $response['error'] == 'License Key does not match this site. Please correct License Key to continue usage.') {
161	$license = $this->helper->load('license');
162	if ($license && method_exists($license, 'restore') && $license->restore()) {
163	return $this->request($key, $api_server);
164	}
165	}
166	}
167	return $response;
168	}
169	}
170	return false;
171	}
172
173	public function get_api_server($api_server = false) {
174	if (!$api_server) {
175	if (defined('E2PDF_API_SERVER')) {
176	$api_server = E2PDF_API_SERVER;
177	} else {
178	$api_server = apply_filters('e2pdf_api', get_option('e2pdf_api', 'api.e2pdf.com'));
179	}
180	return $api_server;
181	}
182	switch ($api_server) {
183	case 'api.e2pdf.com':
184	$api_server = 'api2.e2pdf.com';
185	break;
186	case 'api2.e2pdf.com':
187	$api_server = 'api3.e2pdf.com';
188	break;
189	case 'api3.e2pdf.com':
190	$api_server = 'api4.e2pdf.com';
191	break;
192	case 'api4.e2pdf.com':
193	$api_server = 'api.e2pdf.com';
194	break;
195	default:
196	break;
197	}
198	return $api_server;
199	}
200
201	// set
202	public function set($key, $value = false) {
203	if (is_array($key)) {
204	foreach ($key as $attr => $value) {
205	$this->api->$attr = $value;
206	}
207	} else {
208	$this->api->$key = $value;
209	}
210	return $this;
211	}
212
213	public function get($key) {
214	return property_exists($this->api, $key) ? $this->api->$key : null;
215	}
216
217	// get license
218	public function get_license() {
219	return get_option('e2pdf_license', false);
220	}
221	}
222