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[TwitterBridge] Optimise regular expression code (#1768) 

* [TwitterBridge] Optimise regular expression code

Optimise regular expression search code so adding new URLs is cleaner
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triatic 2020-10-05 08:07:39 +01:00 committed by GitHub
parent 47dc26c775
commit d3455dd18a
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 13 additions and 15 deletions
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28
bridges/TwitterBridge.php
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@ -424,24 +424,22 @@ EOD;
if($data === null || (time() - $refresh) > self::GUEST_TOKEN_EXPIRY) {
$twitterPage = getContents('https://twitter.com');
$jsMainRegex = '/(https:\/\/abs\.twimg\.com\/responsive-web\/web\/main\.[^\.]+\.js)/m';
preg_match_all($jsMainRegex, $twitterPage, $jsMainMatches, PREG_SET_ORDER, 0);
if (!$jsMainMatches) {
$jsMainRegex = '/(https:\/\/abs\.twimg\.com\/responsive-web\/web_legacy\/main\.[^\.]+\.js)/m';
preg_match_all($jsMainRegex, $twitterPage, $jsMainMatches, PREG_SET_ORDER, 0);
$jsLink = false;
$jsMainRegexArray = array(
'/(https:\/\/abs\.twimg\.com\/responsive-web\/web\/main\.[^\.]+\.js)/m',
'/(https:\/\/abs\.twimg\.com\/responsive-web\/web_legacy\/main\.[^\.]+\.js)/m',
'/(https:\/\/abs\.twimg\.com\/responsive-web\/client-web\/main\.[^\.]+\.js)/m',
'/(https:\/\/abs\.twimg\.com\/responsive-web\/client-web-legacy\/main\.[^\.]+\.js)/m',
);
foreach ($jsMainRegexArray as $jsMainRegex) {
if (preg_match_all($jsMainRegex, $twitterPage, $jsMainMatches, PREG_SET_ORDER, 0)) {
$jsLink = $jsMainMatches[0][0];
break;
}
}
if (!$jsMainMatches) {
$jsMainRegex = '/(https:\/\/abs\.twimg\.com\/responsive-web\/client-web\/main\.[^\.]+\.js)/m';
preg_match_all($jsMainRegex, $twitterPage, $jsMainMatches, PREG_SET_ORDER, 0);
}
if (!$jsMainMatches) {
$jsMainRegex = '/(https:\/\/abs\.twimg\.com\/responsive-web\/client-web-legacy\/main\.[^\.]+\.js)/m';
preg_match_all($jsMainRegex, $twitterPage, $jsMainMatches, PREG_SET_ORDER, 0);
}
if (!$jsMainMatches) {
if (!$jsLink) {
returnServerError('Could not locate main.js link');
}
$jsLink = $jsMainMatches[0][0];
$jsContent = getContents($jsLink);
$apiKeyRegex = '/([a-zA-Z0-9]{59}%[a-zA-Z0-9]{44})/m';