/**
* HTTP API: WP_Http_Curl class
*
* @package WordPress
* @subpackage HTTP
* @since 4.4.0
*/
/**
* Core class used to integrate Curl as an HTTP transport.
*
* HTTP request method uses Curl extension to retrieve the url.
*
* Requires the Curl extension to be installed.
*
* @since 2.7.0
* @deprecated 6.4.0 Use WP_Http
* @see WP_Http
*/
#[AllowDynamicProperties]
class WP_Http_Curl {
/**
* Temporary header storage for during requests.
*
* @since 3.2.0
* @var string
*/
private $headers = '';
/**
* Temporary body storage for during requests.
*
* @since 3.6.0
* @var string
*/
private $body = '';
/**
* The maximum amount of data to receive from the remote server.
*
* @since 3.6.0
* @var int|false
*/
private $max_body_length = false;
/**
* The file resource used for streaming to file.
*
* @since 3.6.0
* @var resource|false
*/
private $stream_handle = false;
/**
* The total bytes written in the current request.
*
* @since 4.1.0
* @var int
*/
private $bytes_written_total = 0;
/**
* Send a HTTP request to a URI using cURL extension.
*
* @since 2.7.0
*
* @param string $url The request URL.
* @param string|array $args Optional. Override the defaults.
* @return array|WP_Error Array containing 'headers', 'body', 'response', 'cookies', 'filename'. A WP_Error instance upon error
*/
public function request( $url, $args = array() ) {
$defaults = array(
'method' => 'GET',
'timeout' => 5,
'redirection' => 5,
'httpversion' => '1.0',
'blocking' => true,
'headers' => array(),
'body' => null,
'cookies' => array(),
'decompress' => false,
'stream' => false,
'filename' => null,
);
$parsed_args = wp_parse_args( $args, $defaults );
if ( isset( $parsed_args['headers']['User-Agent'] ) ) {
$parsed_args['user-agent'] = $parsed_args['headers']['User-Agent'];
unset( $parsed_args['headers']['User-Agent'] );
} elseif ( isset( $parsed_args['headers']['user-agent'] ) ) {
$parsed_args['user-agent'] = $parsed_args['headers']['user-agent'];
unset( $parsed_args['headers']['user-agent'] );
}
// Construct Cookie: header if any cookies are set.
WP_Http::buildCookieHeader( $parsed_args );
$handle = curl_init();
// cURL offers really easy proxy support.
$proxy = new WP_HTTP_Proxy();
if ( $proxy->is_enabled() && $proxy->send_through_proxy( $url ) ) {
curl_setopt( $handle, CURLOPT_PROXYTYPE, CURLPROXY_HTTP );
curl_setopt( $handle, CURLOPT_PROXY, $proxy->host() );
curl_setopt( $handle, CURLOPT_PROXYPORT, $proxy->port() );
if ( $proxy->use_authentication() ) {
curl_setopt( $handle, CURLOPT_PROXYAUTH, CURLAUTH_ANY );
curl_setopt( $handle, CURLOPT_PROXYUSERPWD, $proxy->authentication() );
}
}
$is_local = isset( $parsed_args['local'] ) && $parsed_args['local'];
$ssl_verify = isset( $parsed_args['sslverify'] ) && $parsed_args['sslverify'];
if ( $is_local ) {
/** This filter is documented in wp-includes/class-wp-http-streams.php */
$ssl_verify = apply_filters( 'https_local_ssl_verify', $ssl_verify, $url );
} elseif ( ! $is_local ) {
/** This filter is documented in wp-includes/class-wp-http.php */
$ssl_verify = apply_filters( 'https_ssl_verify', $ssl_verify, $url );
}
/*
* CURLOPT_TIMEOUT and CURLOPT_CONNECTTIMEOUT expect integers. Have to use ceil since.
* a value of 0 will allow an unlimited timeout.
*/
$timeout = (int) ceil( $parsed_args['timeout'] );
curl_setopt( $handle, CURLOPT_CONNECTTIMEOUT, $timeout );
curl_setopt( $handle, CURLOPT_TIMEOUT, $timeout );
curl_setopt( $handle, CURLOPT_URL, $url );
curl_setopt( $handle, CURLOPT_RETURNTRANSFER, true );
curl_setopt( $handle, CURLOPT_SSL_VERIFYHOST, ( true === $ssl_verify ) ? 2 : false );
curl_setopt( $handle, CURLOPT_SSL_VERIFYPEER, $ssl_verify );
if ( $ssl_verify ) {
curl_setopt( $handle, CURLOPT_CAINFO, $parsed_args['sslcertificates'] );
}
curl_setopt( $handle, CURLOPT_USERAGENT, $parsed_args['user-agent'] );
/*
* The option doesn't work with safe mode or when open_basedir is set, and there's
* a bug #17490 with redirected POST requests, so handle redirections outside Curl.
*/
curl_setopt( $handle, CURLOPT_FOLLOWLOCATION, false );
curl_setopt( $handle, CURLOPT_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS );
switch ( $parsed_args['method'] ) {
case 'HEAD':
curl_setopt( $handle, CURLOPT_NOBODY, true );
break;
case 'POST':
curl_setopt( $handle, CURLOPT_POST, true );
curl_setopt( $handle, CURLOPT_POSTFIELDS, $parsed_args['body'] );
break;
case 'PUT':
curl_setopt( $handle, CURLOPT_CUSTOMREQUEST, 'PUT' );
curl_setopt( $handle, CURLOPT_POSTFIELDS, $parsed_args['body'] );
break;
default:
curl_setopt( $handle, CURLOPT_CUSTOMREQUEST, $parsed_args['method'] );
if ( ! is_null( $parsed_args['body'] ) ) {
curl_setopt( $handle, CURLOPT_POSTFIELDS, $parsed_args['body'] );
}
break;
}
if ( true === $parsed_args['blocking'] ) {
curl_setopt( $handle, CURLOPT_HEADERFUNCTION, array( $this, 'stream_headers' ) );
curl_setopt( $handle, CURLOPT_WRITEFUNCTION, array( $this, 'stream_body' ) );
}
curl_setopt( $handle, CURLOPT_HEADER, false );
if ( isset( $parsed_args['limit_response_size'] ) ) {
$this->max_body_length = (int) $parsed_args['limit_response_size'];
} else {
$this->max_body_length = false;
}
// If streaming to a file open a file handle, and setup our curl streaming handler.
if ( $parsed_args['stream'] ) {
if ( ! WP_DEBUG ) {
$this->stream_handle = @fopen( $parsed_args['filename'], 'w+' );
} else {
$this->stream_handle = fopen( $parsed_args['filename'], 'w+' );
}
if ( ! $this->stream_handle ) {
return new WP_Error(
'http_request_failed',
sprintf(
/* translators: 1: fopen(), 2: File name. */
__( 'Could not open handle for %1$s to %2$s.' ),
'fopen()',
$parsed_args['filename']
)
);
}
} else {
$this->stream_handle = false;
}
if ( ! empty( $parsed_args['headers'] ) ) {
// cURL expects full header strings in each element.
$headers = array();
foreach ( $parsed_args['headers'] as $name => $value ) {
$headers[] = "{$name}: $value";
}
curl_setopt( $handle, CURLOPT_HTTPHEADER, $headers );
}
if ( '1.0' === $parsed_args['httpversion'] ) {
curl_setopt( $handle, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0 );
} else {
curl_setopt( $handle, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1 );
}
/**
* Fires before the cURL request is executed.
*
* Cookies are not currently handled by the HTTP API. This action allows
* plugins to handle cookies themselves.
*
* @since 2.8.0
*
* @param resource $handle The cURL handle returned by curl_init() (passed by reference).
* @param array $parsed_args The HTTP request arguments.
* @param string $url The request URL.
*/
do_action_ref_array( 'http_api_curl', array( &$handle, $parsed_args, $url ) );
// We don't need to return the body, so don't. Just execute request and return.
if ( ! $parsed_args['blocking'] ) {
curl_exec( $handle );
$curl_error = curl_error( $handle );
if ( $curl_error ) {
if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
curl_close( $handle );
}
return new WP_Error( 'http_request_failed', $curl_error );
}
if ( in_array( curl_getinfo( $handle, CURLINFO_HTTP_CODE ), array( 301, 302 ), true ) ) {
if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
curl_close( $handle );
}
return new WP_Error( 'http_request_failed', __( 'Too many redirects.' ) );
}
if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
curl_close( $handle );
}
return array(
'headers' => array(),
'body' => '',
'response' => array(
'code' => false,
'message' => false,
),
'cookies' => array(),
);
}
curl_exec( $handle );
$processed_headers = WP_Http::processHeaders( $this->headers, $url );
$body = $this->body;
$bytes_written_total = $this->bytes_written_total;
$this->headers = '';
$this->body = '';
$this->bytes_written_total = 0;
$curl_error = curl_errno( $handle );
// If an error occurred, or, no response.
if ( $curl_error || ( 0 === strlen( $body ) && empty( $processed_headers['headers'] ) ) ) {
if ( CURLE_WRITE_ERROR /* 23 */ === $curl_error ) {
if ( ! $this->max_body_length || $this->max_body_length !== $bytes_written_total ) {
if ( $parsed_args['stream'] ) {
if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
curl_close( $handle );
}
fclose( $this->stream_handle );
return new WP_Error( 'http_request_failed', __( 'Failed to write request to temporary file.' ) );
} else {
if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
curl_close( $handle );
}
return new WP_Error( 'http_request_failed', curl_error( $handle ) );
}
}
} else {
$curl_error = curl_error( $handle );
if ( $curl_error ) {
if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
curl_close( $handle );
}
return new WP_Error( 'http_request_failed', $curl_error );
}
}
if ( in_array( curl_getinfo( $handle, CURLINFO_HTTP_CODE ), array( 301, 302 ), true ) ) {
if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
curl_close( $handle );
}
return new WP_Error( 'http_request_failed', __( 'Too many redirects.' ) );
}
}
if ( PHP_VERSION_ID < 80000 ) { // curl_close() has no effect as of PHP 8.0.
curl_close( $handle );
}
if ( $parsed_args['stream'] ) {
fclose( $this->stream_handle );
}
$response = array(
'headers' => $processed_headers['headers'],
'body' => null,
'response' => $processed_headers['response'],
'cookies' => $processed_headers['cookies'],
'filename' => $parsed_args['filename'],
);
// Handle redirects.
$redirect_response = WP_Http::handle_redirects( $url, $parsed_args, $response );
if ( false !== $redirect_response ) {
return $redirect_response;
}
if ( true === $parsed_args['decompress']
&& true === WP_Http_Encoding::should_decode( $processed_headers['headers'] )
) {
$body = WP_Http_Encoding::decompress( $body );
}
$response['body'] = $body;
return $response;
}
/**
* Grabs the headers of the cURL request.
*
* Each header is sent individually to this callback, and is appended to the `$header` property
* for temporary storage.
*
* @since 3.2.0
*
* @param resource $handle cURL handle.
* @param string $headers cURL request headers.
* @return int Length of the request headers.
*/
private function stream_headers( $handle, $headers ) {
$this->headers .= $headers;
return strlen( $headers );
}
/**
* Grabs the body of the cURL request.
*
* The contents of the document are passed in chunks, and are appended to the `$body`
* property for temporary storage. Returning a length shorter than the length of
* `$data` passed in will cause cURL to abort the request with `CURLE_WRITE_ERROR`.
*
* @since 3.6.0
*
* @param resource $handle cURL handle.
* @param string $data cURL request body.
* @return int Total bytes of data written.
*/
private function stream_body( $handle, $data ) {
$data_length = strlen( $data );
if ( $this->max_body_length && ( $this->bytes_written_total + $data_length ) > $this->max_body_length ) {
$data_length = ( $this->max_body_length - $this->bytes_written_total );
$data = substr( $data, 0, $data_length );
}
if ( $this->stream_handle ) {
$bytes_written = fwrite( $this->stream_handle, $data );
} else {
$this->body .= $data;
$bytes_written = $data_length;
}
$this->bytes_written_total += $bytes_written;
// Upon event of this function returning less than strlen( $data ) curl will error with CURLE_WRITE_ERROR.
return $bytes_written;
}
/**
* Determines whether this class can be used for retrieving a URL.
*
* @since 2.7.0
*
* @param array $args Optional. Array of request arguments. Default empty array.
* @return bool False means this class can not be used, true means it can.
*/
public static function test( $args = array() ) {
if ( ! function_exists( 'curl_init' ) || ! function_exists( 'curl_exec' ) ) {
return false;
}
$is_ssl = isset( $args['ssl'] ) && $args['ssl'];
if ( $is_ssl ) {
$curl_version = curl_version();
// Check whether this cURL version support SSL requests.
if ( ! ( CURL_VERSION_SSL & $curl_version['features'] ) ) {
return false;
}
}
/**
* Filters whether cURL can be used as a transport for retrieving a URL.
*
* @since 2.7.0
*
* @param bool $use_class Whether the class can be used. Default true.
* @param array $args An array of request arguments.
*/
return apply_filters( 'use_curl_transport', true, $args );
}
}
Roulette Low Stakes UK for Experts – Shweta Poddar Weddings Photography
Roulette Low Stakes UK for Experts
When it comes to playing roulette, experts know that low stakes games can be just as exciting and rewarding as high stakes ones. With the right strategy and a bit of luck, players can experience the thrill of the game without breaking the bank. In this article, we will explore the world of roulette low stakes in the UK for experts, including tips, strategies, and the best casinos to play at.
Gameplay and Features
Roulette low stakes UK for experts follows the same rules as traditional roulette, with players placing bets on where they think the ball will land on the roulette wheel. The main difference is that the minimum bets are lower, making it more accessible for players who want to enjoy the game without risking large sums of money. Despite the lower stakes, players can still experience the excitement of placing bets and watching the wheel spin, making it a popular choice among both beginners and experienced players.
Advantages and Disadvantages
There are several advantages to playing roulette low stakes in the UK for experts. One of the main benefits is that it allows players to enjoy the game without the risk of losing large amounts of money. This can be particularly appealing for players who are on a budget or who want to practice their skills without risking too much. Additionally, low stakes games often have higher odds of winning, giving players a better chance of walking away with a profit.
However, there are also some disadvantages to consider. With lower stakes, the potential payouts are also lower, meaning that players may not win as much as they would in a high stakes game. Additionally, some players may find that the lower stakes detract from the overall excitement of the game, as the stakes are not as high.
House Edge
When it comes to the house edge in roulette low stakes UK for experts, it typically ranges from 2.7% to 5.26%, depending on the type of roulette game being played. European roulette, which has a single zero, offers better odds for players compared to American roulette, which has both a single and double zero. By choosing the right variation of the game, players can increase their chances of winning and reduce the house edge.
Payouts
The payouts in roulette low stakes UK for experts vary depending on the type of bet placed. For example, a straight bet on a single number has a payout of 35:1, while an even money bet on red or black has a payout of 1:1. By understanding the different types of bets and their payouts, players can make informed decisions when placing their bets.
Game Tips
When it comes to playing roulette low stakes in the UK for experts, there are several tips that can help players maximize their chances of winning. Some key tips include:
Set a budget and stick to it
Understand the odds of each bet
Practice with free online games before playing for real money
Avoid placing play live roulette online too many bets at once
Take breaks to avoid fatigue and make better decisions
Online Casinos to Play at
Casino
Minimum Stake
Maximum Stake
888 Casino
£0.10
£1000
LeoVegas
£0.50
£500
William Hill
£1
£500
These are just a few of the top online casinos in the UK where players can enjoy roulette low stakes games. Each casino offers a range of table limits to suit different budgets and preferences, ensuring that players can find a game that suits their needs.