1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
<?php
/**
* @copyright Copyright (c) 2020 Matthias Heinisch <nextcloud@matthiasheinisch.de>
*
* @author Matthias Heinisch <nextcloud@matthiasheinisch.de>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Contacts\Service\Social;
use OCP\Http\Client\IClientService;
class TwitterProvider implements ISocialProvider {
/** @var IClientService */
private $httpClient;
public function __construct(IClientService $httpClient) {
$this->httpClient = $httpClient->NewClient();
}
/**
* Returns the profile-id
*
* @param {string} the value from the contact's x-socialprofile
*
* @return string
*/
public function cleanupId(string $candidate):string {
$candidate = basename($candidate);
if ($candidate[0] === '@') {
$candidate = substr($candidate, 1);
}
return $candidate;
}
/**
* Returns the profile-picture url
*
* @param {string} profileId the profile-id
*
* @return string|null
*/
public function getImageUrl(string $profileId):?string {
$recipe = 'https://mobile.twitter.com/{socialId}';
$connector = str_replace("{socialId}", $profileId, $recipe);
$connector = $this->getFromHtml($connector, '_normal');
return $connector;
}
/**
* extracts desired value from an html page
*
* @param {string} url the target from where to fetch the content
* @param {String} the desired catchword to filter for
*
* @returns {String} the extracted value (first match) or null if not present
*/
protected function getFromHtml(string $url, string $desired) : ?string {
try {
$result = $this->httpClient->get($url);
$htmlResult = new \DOMDocument();
$htmlResult->loadHTML($result->getBody());
$imgs = $htmlResult->getElementsByTagName('img');
foreach ($imgs as $img) {
foreach ($img->attributes as $attr) {
$value = $attr->nodeValue;
if (strpos($value, $desired)) {
$value = str_replace("normal", "400x400", $value);
return $value;
}
}
}
return null;
} catch (Exception $e) {
return null;
}
}
}
|