sap.php

<?php
/*
Classe para acesso API Rest SAP B1
*/
class SAP{
    /*
    Funcao de Login
    */
    public function Login($force=false){        
        require_once('config.php');
        $cookie='cookie.txt';
        $data_arq=date("U",filemtime($cookie));
        $diff=time()-$data_arq;
        $url=SAP_URL."/Login";
        //Faco a verificacao se o tempo de expiracao da sessao esta proximo, ou se esta sendo forcado o login
        if($diff>1000 || $force=='force') {

            $dados=array(
                'CompanyDB'=>SAP_BD,
                'UserName'=>SAP_USUARIO,
                'Password'=>SAP_SENHA
            );
            $post=json_encode($dados);

            $ch = curl_init();
            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
            curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
            //Gravo o Cookie, nao envio nenhum cookie para o SAP
            curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie);
            $json = curl_exec($ch);
            curl_close($ch);

            return $json;
        }
    }

    //Parceiros de Negocios
    /*
    Listo os Parceiros de Negócios
    */
    public function getPN(){
        header('Content-type: application/json');
        $this->Login();
        $url=SAP_URL."/BusinessPartners";
        $cookie='cookie.txt';
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        //Envio o Cookie armazenado no Login
        curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie); 
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: application/json'));
        $json = curl_exec($ch);
        curl_close($ch);

        return $json;
    }
}