// STRATEGIE 1: ULTIMATE wp_remote_get (optimiert basierend auf Erfolgsanalyse)
function strategy_wp_remote_ultimate($image_url, $micro_retry, $main_retry) {
// Erweiterte User-Agent-Rotation
$user_agents = [
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/121.0',
'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.1 Safari/605.1.15',
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Edge/120.0.0.0'
];
$referrers = [
'https://modelslab.com/',
'https://www.google.com/',
'https://www.bing.com/',
'https://duckduckgo.com/',
'https://github.com/',
'https://stackoverflow.com/',
'https://reddit.com/',
'https://twitter.com/'
];
// IP-Simulation erweitert
$proxy_ips = [
'8.8.8.8', '1.1.1.1', '208.67.222.222', '9.9.9.9',
'76.76.19.19', '208.67.220.220', '1.0.0.1', '76.76.76.76'
];
$args = [
'timeout' => 180, // Noch längerer Timeout
'user-agent' => $user_agents[($micro_retry + $main_retry) % count($user_agents)],
'headers' => [
'Accept' => 'image/webp,image/apng,image/*,*/*;q=0.8',
'Accept-Language' => 'en-US,en;q=0.9,de;q=0.8,fr;q=0.7,es;q=0.6',
'Accept-Encoding' => 'gzip, deflate, br',
'Cache-Control' => 'no-cache',
'Pragma' => 'no-cache',
'Sec-Fetch-Dest' => 'image',
'Sec-Fetch-Mode' => 'no-cors',
'Sec-Fetch-Site' => 'cross-site',
'Referer' => $referrers[($micro_retry + $main_retry) % count($referrers)],
'Origin' => 'https://modelslab.com',
'Connection' => 'keep-alive',
'Upgrade-Insecure-Requests' => '1',
'Sec-CH-UA' => '"Not_A Brand";v="8", "Chromium";v="120", "Google Chrome";v="120"',
'Sec-CH-UA-Mobile' => '?0',
'Sec-CH-UA-Platform' => '"Windows"'
],
'sslverify' => false,
'redirection' => 15, // Mehr Redirects
'httpversion' => '1.1'
];
// Erweiterte Header bei höheren Retries
if ($micro_retry > 2 || $main_retry > 3) {
$args['headers']['X-Requested-With'] = 'XMLHttpRequest';
$args['headers']['DNT'] = '1';
$args['headers']['X-Forwarded-For'] = $proxy_ips[($micro_retry + $main_retry) % count($proxy_ips)];
$args['headers']['X-Real-IP'] = $proxy_ips[($micro_retry + $main_retry + 1) % count($proxy_ips)];
$args['headers']['Via'] = '1.1 proxy' . rand(1, 999) . '.example.com';
// Session-Simulation
if ($main_retry > 5) {
$args['headers']['Cookie'] = 'session_id=' . md5(time() . rand()) . '; csrf_token=' . md5(rand());
$args['headers']['X-CSRF-Token'] = md5(time() . $micro_retry);
}
}
$response = wp_remote_get($image_url, $args);
if (is_wp_error($response)) {
write_abschnitte_log_unique('ERROR', "[RSS-CRAWLER] wp_remote_get ULTIMATE Fehler (M{$micro_retry}/R{$main_retry}): " . $response->get_error_message());
return false;
}
$response_code = wp_remote_retrieve_response_code($response);
write_abschnitte_log_unique('INFO', "[RSS-CRAWLER] wp_remote_get ULTIMATE HTTP Code (M{$micro_retry}/R{$main_retry}): " . $response_code);
if ($response_code === 200) {
$body = wp_remote_retrieve_body($response);
if ($body && strlen($body) >= 1000) {
return $body;
}
}
return false;
}
// STRATEGIE 2: ULTIMATE cURL (optimiert basierend auf Erfolgsanalyse)
function strategy_curl_ultimate($image_url, $micro_retry, $main_retry) {
if (!function_exists('curl_init')) {
return false;
}
$ch = curl_init();
// Basis-Optionen
curl_setopt_array($ch, [
CURLOPT_URL => $image_url,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_FOLLOWLOCATION => true,
CURLOPT_MAXREDIRS => 15,
CURLOPT_TIMEOUT => 180,
CURLOPT_CONNECTTIMEOUT => 60,
CURLOPT_SSL_VERIFYPEER => false,
CURLOPT_SSL_VERIFYHOST => false,
CURLOPT_ENCODING => 'gzip, deflate, br',
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_TCP_KEEPALIVE => 1,
CURLOPT_TCP_KEEPIDLE => 120,
CURLOPT_TCP_KEEPINTVL => 60
]);
// Dynamische User-Agents (erweitert)
$user_agents = [
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/121.0',
'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Edge/120.0.0.0',
'curl/7.68.0'
];
curl_setopt($ch, CURLOPT_USERAGENT, $user_agents[($micro_retry + $main_retry) % count($user_agents)]);
// Headers mit verschiedenen Kombinationen (erweitert)
$headers = [
'Accept: image/webp,image/apng,image/*,*/*;q=0.8',
'Accept-Language: en-US,en;q=0.9,de;q=0.8',
'Cache-Control: no-cache',
'Pragma: no-cache',
'Sec-Fetch-Dest: image',
'Sec-Fetch-Mode: no-cors',
'Sec-Fetch-Site: cross-site',
'Referer: https://modelslab.com/',
'Origin: https://modelslab.com',
'Connection: keep-alive'
];
// Retry-spezifische Optionen (erweitert)
if ($micro_retry > 2) {
$headers[] = 'X-Forwarded-For: ' . rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255);
$headers[] = 'X-Real-IP: ' . rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255);
$headers[] = 'X-Requested-With: XMLHttpRequest';
$headers[] = 'Via: 1.1 proxy' . rand(1, 999) . '.example.com';
// Bei höheren Retries: Erweiterte Simulation
if ($main_retry > 3) {
$headers[] = 'Cookie: session_id=' . md5(time() . rand()) . '; csrf_token=' . md5(rand());
$headers[] = 'X-CSRF-Token: ' . md5(time() . $micro_retry);
$headers[] = 'Authorization: Bearer fake_token_' . rand(1000, 9999);
}
// Bei sehr hohen Retries: Aggressive Simulation
if ($main_retry > 6) {
curl_setopt($ch, CURLOPT_INTERFACE, '0.0.0.0'); // Interface switching
curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
}
}
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
$image_data = curl_exec($ch);
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$curl_error = curl_error($ch);
curl_close($ch);
write_abschnitte_log_unique('INFO', "[RSS-CRAWLER] cURL ULTIMATE HTTP Code (M{$micro_retry}/R{$main_retry}): " . $http_code);
if ($curl_error) {
write_abschnitte_log_unique('ERROR', "[RSS-CRAWLER] cURL ULTIMATE Fehler (M{$micro_retry}/R{$main_retry}): " . $curl_error);
return false;
}
if ($http_code === 200 && $image_data && strlen($image_data) >= 1000) {
return $image_data;
}
return false;
}
// STRATEGIE 3: ULTIMATE file_get_contents (optimiert)
function strategy_file_get_contents_ultimate($image_url, $micro_retry, $main_retry) {
$referrers = [
'https://modelslab.com/',
'https://www.google.com/',
'https://www.bing.com/',
'https://github.com/',
'https://stackoverflow.com/',
'https://reddit.com/',
'https://twitter.com/',
'https://facebook.com/'
];
$user_agents = [
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36',
'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36',
'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36',
'curl/7.68.0',
'Wget/1.20.3'
];
$context = stream_context_create([
'http' => [
'method' => 'GET',
'header' => "User-Agent: " . $user_agents[($micro_retry + $main_retry) % count($user_agents)] . "\r\n" .
"Accept: image/webp,image/apng,image/*,*/*;q=0.8\r\n" .
"Accept-Language: en-US,en;q=0.9,de;q=0.8\r\n" .
"Cache-Control: no-cache\r\n" .
"Connection: keep-alive\r\n" .
"Referer: " . $referrers[($micro_retry + $main_retry) % count($referrers)] . "\r\n" .
"Origin: https://modelslab.com\r\n" .
($micro_retry > 2 ? "X-Forwarded-For: " . rand(1, 255) . "." . rand(1, 255) . "." . rand(1, 255) . "." . rand(1, 255) . "\r\n" : "") .
($main_retry > 3 ? "Cookie: session_id=" . md5(time() . rand()) . "\r\n" : "") .
($main_retry > 5 ? "Authorization: Bearer fake_token_" . rand(1000, 9999) . "\r\n" : ""),
'timeout' => 180,
'ignore_errors' => true,
'follow_location' => true,
'max_redirects' => 15
],
'ssl' => [
'verify_peer' => false,
'verify_peer_name' => false,
'allow_self_signed' => true
]
]);
$image_data = @file_get_contents($image_url, false, $context);
if ($image_data && strlen($image_data) >= 1000) {
write_abschnitte_log_unique('SUCCESS', "[RSS-CRAWLER] file_get_contents ULTIMATE erfolgreich (M{$micro_retry}/R{$main_retry}, Größe: " . strlen($image_data) . ")");
return $image_data;
}
write_abschnitte_log_unique('ERROR', "[RSS-CRAWLER] file_get_contents ULTIMATE fehlgeschlagen (M{$micro_retry}/R{$main_retry}, Größe: " . strlen($image_data) . ")");
return false;
}
// STRATEGIE 4: Proxy-Simulation
function strategy_proxy_simulation($image_url, $micro_retry, $main_retry) {
if (!function_exists('curl_init')) {
return false;
}
// Simuliere verschiedene Proxy-Chains
$proxy_chains = [
'1.1.1.1:80',
'8.8.8.8:80',
'208.67.222.222:80'
];
$ch = curl_init();
curl_setopt_array($ch, [
CURLOPT_URL => $image_url,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_FOLLOWLOCATION => true,
CURLOPT_TIMEOUT => 120,
CURLOPT_SSL_VERIFYPEER => false,
CURLOPT_USERAGENT => 'ProxyClient/1.0'
]);
// Simuliere Proxy-Headers
$headers = [
'Via: 1.1 proxy' . rand(1, 999) . '.example.com',
'X-Forwarded-For: ' . rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255),
'X-Real-IP: ' . rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255),
'X-Proxy-Authorization: Basic ' . base64_encode('user:pass'),
'Accept: image/*'
];
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
$image_data = curl_exec($ch);
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($http_code === 200 && $image_data && strlen($image_data) >= 1000) {
write_abschnitte_log_unique('SUCCESS', "[RSS-CRAWLER] Proxy-Simulation erfolgreich (M{$micro_retry}/R{$main_retry}, Größe: " . strlen($image_data) . ")");
return $image_data;
}
return false;
}
// STRATEGIE 5: Raw Socket (Fallback)
function strategy_raw_socket($image_url, $micro_retry, $main_retry) {
$parsed = parse_url($image_url);
if (!$parsed || !isset($parsed['host'])) {
return false;
}
$host = $parsed['host'];
$port = isset($parsed['port']) ? $parsed['port'] : 443;
$path = isset($parsed['path']) ? $parsed['path'] : '/';
if (isset($parsed['query'])) {
$path .= '?' . $parsed['query'];
}
$fp = @fsockopen('ssl://' . $host, $port, $errno, $errstr, 30);
if (!$fp) {
return false;
}
$request = "GET {$path} HTTP/1.1\r\n";
$request .= "Host: {$host}\r\n";
$request .= "User-Agent: Mozilla/5.0 Raw Socket Client\r\n";
$request .= "Accept: image/*\r\n";
$request .= "Connection: close\r\n\r\n";
fwrite($fp, $request);
$response = '';
while (!feof($fp)) {
$response .= fgets($fp, 8192);
}
fclose($fp);
// Parse HTTP response
$parts = explode("\r\n\r\n", $response, 2);
if (count($parts) == 2) {
$body = $parts[1];
if (strlen($body) >= 1000) {
write_abschnitte_log_unique('SUCCESS', "[RSS-CRAWLER] Raw Socket erfolgreich (M{$micro_retry}/R{$main_retry}, Größe: " . strlen($body) . ")");
return $body;
}
}
return false;
}
// STRATEGIE 6: Alternative Endpoints (Letzte Hoffnung)
function strategy_alternative_endpoints($image_url, $micro_retry, $main_retry) {
// Versuche verschiedene CDN/Proxy-Endpoints
$alternative_urls = [
str_replace('modelslab-bom.s3.amazonaws.com', 's3.amazonaws.com/modelslab-bom', $image_url),
str_replace('https://', 'http://', $image_url),
$image_url . '?cache_bust=' . time(),
$image_url . '?v=' . rand(1, 9999)
];
foreach ($alternative_urls as $alt_url) {
$response = wp_remote_get($alt_url, [
'timeout' => 60,
'user-agent' => 'AlternativeEndpoint/1.0',
'sslverify' => false
]);
if (!is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200) {
$body = wp_remote_retrieve_body($response);
if ($body && strlen($body) >= 1000) {
write_abschnitte_log_unique('SUCCESS', "[RSS-CRAWLER] Alternative Endpoint erfolgreich (M{$micro_retry}/R{$main_retry}, URL: {$alt_url}, Größe: " . strlen($body) . ")");
return $body;
}
}
}
return false;
}
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https://umweltschutztipps.de/post-sitemap2.xml
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