curl_copy_handle

(PHP 5, PHP 7, PHP 8)

curl_copy_handleCopia el recurso cURL junto con todas sus preferencias

Descripción

curl_copy_handle(resource $ch): resource

Copia un recurso de cURL manteniendo las mismas preferencias.

Parámetros

ch

El recurso cURL devuelto por curl_init().

Valores devueltos

Devuelve un nuevo recurso de cURL.

Ejemplos

Ejemplo #1 Copiar un recurso cURL

<?php
// Crea un nuevo recurso de cURL
$ch = curl_init();

// Establece la URL y otras opciones apropiadas
curl_setopt($ch, CURLOPT_URL, 'http://www.example.com/');
curl_setopt($ch, CURLOPT_HEADER, 0);

// Copia el recurso
$ch2 = curl_copy_handle($ch);

// Captura la URL (http://www.example.com/) y la pasa al navegador
curl_exec($ch2);

// Cierra el recurso cURL y libera recursos del sistema
curl_close($ch2);
curl_close($ch);
?>

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User Contributed Notes 3 notes

up
5
administrator at proxy-list dot org
16 years ago
There is some internal curl error (CURLE_FAILED_INIT) when you are trying to use just copied curl handle in curl_multi_add_handle(). I have checked the same problematic PHP code but with little difference: instead of creating curl’s copy I have used the original one (template). As I expect code works without any error. I think curl_multi_* along with curl_copy_handle() is still raw and needs some improvements.

With best wishes

Vitali Simsive
up
-4
Andrew
17 years ago
You can use it for some kind of templates:

<?php
$ch
= array();
$ch[0] = curl_init();
curl_setopt($ch[0], CURLOPT_URL, 'http://beengo.net/');
curl_setopt($ch[0], CURLOPT_HEADER, 0);
curl_setopt($ch[0], CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch[0], CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($ch[0], CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);

$ch[1] = curl_copy_handle($ch[0]);
curl_setopt($ch[1], CURLOPT_URL, 'http://beengo.net/cells/list');

$ch[2] = curl_copy_handle($ch[0]);
curl_setopt($ch[2], CURLOPT_URL, 'http://beengo.net/cells/list?q=travel');

/* And so on, when you need to get number of pages with same parameters... */

?>
up
-15
ac221 at sussex dot ac dot uk
16 years ago
Hmm I don't have a problem with this, using PHP 5.2.5 libcurl 7.16.3 maybe it's been fixed ...

I am m having trouble getting curl_copy_handle to copy all the curlopts across though...

    protected function curlMultiPrime(array $reqArr){
        // Store the request array so we can reinitialise the multi handle
        $this->reqArr = $reqArr;
        // Close existing curl uni handles
        $this->closeMultiCurlUniHandles();
        foreach($reqArr as $curlConf){
            if(!($curlConf instanceof curlConfRequest ))
                throw new curlConfException('All objects passed to configure requests must be instances of curlConfRequest.',curlConfException::CURL_INVALID_CONF_OBJ);
            if(!$cch = curl_copy_handle($this->curlHandle)){
                throw new curlException('Failed to clone template curl handle.',$this->curlHandle);
            }else{
                curl_setopt_array($cch,$curlConf->getCurlOpts());
            }
            if(curl_multi_add_handle($this->curlMultiHandle,$cch) === 0){
                $this->curlUniHandleRef[] = $cch;
            }else{
                throw new curlException('Failed to add curl handle to multi stack.',$cch);
            }
        }
    }
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