public function getProductList()
{
    include_once('../vendor/zentao/zentao.php');
    $zentao      = new \zentao();
    $extraFields = array('title', 'products', 'productStats');    // customize fields returned
    $result      = $zentao->getProductList(array(), $extraFields);
    return $result;
}

{
    "status": 1,
    "msg": "success",
    "result": {
        // the navbar of ZenTao
        "title": "All Products",
        // the names of all product lists
        "products": {
            "1": "ZenTao ALM",
            "2": "Product B",
            "3": "Product C",
            "4": "Product D",
            "5": "Product E",
            "6": "Product F"
        },
        // the detailed list of the active products
        "productStats": [
            {
                "id": "6",// Product ID
                "name": "Product F",// product name
                "code": "cp6",// product alias
                "line": "0",// product line
                "type": "branch",// product type【normal|branch|platform】
                "status": "normal",// product status
                "subStatus": "",
                "desc": "Product F Product F Product F Product F Product F",// product description
                "PO": "lisi",// PO
                "QD": "zhapliu",// test manager
                "RD": "zhapliu",// release manager
                "acl": "open",// access control【open|private|custom】
                "whitelist": "",// whitelist
                "createdBy": "admin",// product creator
                "createdDate": "2019-11-19 18:41:02",// created time
                "createdVersion": "11.6.4",// ZenTao version number
                "order": "30",// order in the list
                "deleted": "0",// deleted【0=no, 1=yes】
                "stories": {
                    "0": "",
                    "1": "draft",
                    "2": "active",
                    "3": "closed",
                    "4": "changed",
                    "_empty_": 0,
                    "draft": 0,// draft story
                    "active": 0,// active story
                    "closed": 0,// closed story
                    "changed": 0// changed story
                },
                "plans": 0,// no. of plans
                "releases": 0,// no. of releases
                "bugs": 0,// no. of bugs
                "unResolved": 0,// no. of bugs not solved
                "assignToNull": 0//no. of bugs that are not assigned to anyone
            }
        ]
    }
}

{
    "status": 0,
    "msg": "error",
    "result": []
}