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<?php |
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if (!defined('ABSPATH')) exit; |
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|
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class berqDetectCrawler { |
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public static function is_crawler() { |
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// Load the JSON data |
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$json_file = optifer_PATH . '/inc/crawler/crawler-user-agents.json'; |
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if (empty($_SERVER['HTTP_USER_AGENT'])) { |
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return false; |
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} |
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$user_agent = $_SERVER['HTTP_USER_AGENT']; |
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|
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|
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$crawler_data = json_decode(file_get_contents($json_file), true); |
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|
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if (!$crawler_data) { |
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error_log('Failed to load or decode the JSON file.'); |
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return false; // Return false if the JSON file couldn't be loaded or decoded |
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} |
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|
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// Loop through each crawler pattern in the JSON file |
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foreach ($crawler_data as $crawler) { |
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if (isset($crawler['pattern'])) { |
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// Escape backslashes and forward slashes for accurate pattern matching |
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$pattern = str_replace(['\\/', '/'], ['/', '\/'], $crawler['pattern']); |
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|
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// Check if the user agent matches the pattern |
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if (preg_match('/' . $pattern . '/i', $user_agent)) { |
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return true; // User agent matches a crawler pattern |
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} |
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} |
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} |
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|
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return false; // No match found, user agent is not a crawler |
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} |
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} |
