<?php
/*********************************************************************
 *
 * $Id: yocto_hubport.php 19611 2015-03-05 10:40:15Z seb $
 *
 * Implements YHubPort, the high-level API for HubPort functions
 *
 * - - - - - - - - - License information: - - - - - - - - - 
 *
 *  Copyright (C) 2011 and beyond by Yoctopuce Sarl, Switzerland.
 *
 *  Yoctopuce Sarl (hereafter Licensor) grants to you a perpetual
 *  non-exclusive license to use, modify, copy and integrate this
 *  file into your software for the sole purpose of interfacing
 *  with Yoctopuce products.
 *
 *  You may reproduce and distribute copies of this file in
 *  source or object form, as long as the sole purpose of this
 *  code is to interface with Yoctopuce products. You must retain
 *  this notice in the distributed source file.
 *
 *  You should refer to Yoctopuce General Terms and Conditions
 *  for additional information regarding your rights and
 *  obligations.
 *
 *  THE SOFTWARE AND DOCUMENTATION ARE PROVIDED 'AS IS' WITHOUT
 *  WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING 
 *  WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, FITNESS
 *  FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO
 *  EVENT SHALL LICENSOR BE LIABLE FOR ANY INCIDENTAL, SPECIAL,
 *  INDIRECT OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA,
 *  COST OF PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY OR 
 *  SERVICES, ANY CLAIMS BY THIRD PARTIES (INCLUDING BUT NOT 
 *  LIMITED TO ANY DEFENSE THEREOF), ANY CLAIMS FOR INDEMNITY OR
 *  CONTRIBUTION, OR OTHER SIMILAR COSTS, WHETHER ASSERTED ON THE
 *  BASIS OF CONTRACT, TORT (INCLUDING NEGLIGENCE), BREACH OF
 *  WARRANTY, OR OTHERWISE.
 *
 *********************************************************************/

//--- (YHubPort return codes)
//--- (end of YHubPort return codes)
//--- (YHubPort definitions)
if(!defined('Y_ENABLED_FALSE'))              define('Y_ENABLED_FALSE',             0);
if(!defined('Y_ENABLED_TRUE'))               define('Y_ENABLED_TRUE',              1);
if(!defined('Y_ENABLED_INVALID'))            define('Y_ENABLED_INVALID',           -1);
if(!defined('Y_PORTSTATE_OFF'))              define('Y_PORTSTATE_OFF',             0);
if(!defined('Y_PORTSTATE_OVRLD'))            define('Y_PORTSTATE_OVRLD',           1);
if(!defined('Y_PORTSTATE_ON'))               define('Y_PORTSTATE_ON',              2);
if(!defined('Y_PORTSTATE_RUN'))              define('Y_PORTSTATE_RUN',             3);
if(!defined('Y_PORTSTATE_PROG'))             define('Y_PORTSTATE_PROG',            4);
if(!defined('Y_PORTSTATE_INVALID'))          define('Y_PORTSTATE_INVALID',         -1);
if(!defined('Y_BAUDRATE_INVALID'))           define('Y_BAUDRATE_INVALID',          YAPI_INVALID_UINT);
//--- (end of YHubPort definitions)

//--- (YHubPort declaration)
/**
 * YHubPort Class: Yocto-hub port interface
 *
 * YHubPort objects provide control over the power supply for every
 * YoctoHub port and provide information about the device connected to it.
 * The logical name of a YHubPort is always automatically set to the
 * unique serial number of the Yoctopuce device connected to it.
 */
class YHubPort extends YFunction
{
    const ENABLED_FALSE                  = 0;
    const ENABLED_TRUE                   = 1;
    const ENABLED_INVALID                = -1;
    const PORTSTATE_OFF                  = 0;
    const PORTSTATE_OVRLD                = 1;
    const PORTSTATE_ON                   = 2;
    const PORTSTATE_RUN                  = 3;
    const PORTSTATE_PROG                 = 4;
    const PORTSTATE_INVALID              = -1;
    const BAUDRATE_INVALID               = YAPI_INVALID_UINT;
    //--- (end of YHubPort declaration)

    //--- (YHubPort attributes)
    protected $_enabled                  = Y_ENABLED_INVALID;            // Bool
    protected $_portState                = Y_PORTSTATE_INVALID;          // PortState
    protected $_baudRate                 = Y_BAUDRATE_INVALID;           // BaudRate
    //--- (end of YHubPort attributes)

    function __construct($str_func)
    {
        //--- (YHubPort constructor)
        parent::__construct($str_func);
        $this->_className = 'HubPort';

        //--- (end of YHubPort constructor)
    }

    //--- (YHubPort implementation)

    function _parseAttr($name, $val)
    {
        switch($name) {
        case 'enabled':
            $this->_enabled = intval($val);
            return 1;
        case 'portState':
            $this->_portState = intval($val);
            return 1;
        case 'baudRate':
            $this->_baudRate = intval($val);
            return 1;
        }
        return parent::_parseAttr($name, $val);
    }

    /**
     * Returns true if the Yocto-hub port is powered, false otherwise.
     *
     * @return either Y_ENABLED_FALSE or Y_ENABLED_TRUE, according to true if the Yocto-hub port is
     * powered, false otherwise
     *
     * On failure, throws an exception or returns Y_ENABLED_INVALID.
     */
    public function get_enabled()
    {
        if ($this->_cacheExpiration <= YAPI::GetTickCount()) {
            if ($this->load(YAPI::$defaultCacheValidity) != YAPI_SUCCESS) {
                return Y_ENABLED_INVALID;
            }
        }
        return $this->_enabled;
    }

    /**
     * Changes the activation of the Yocto-hub port. If the port is enabled, the
     * connected module is powered. Otherwise, port power is shut down.
     *
     * @param newval : either Y_ENABLED_FALSE or Y_ENABLED_TRUE, according to the activation of the Yocto-hub port
     *
     * @return YAPI_SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    public function set_enabled($newval)
    {
        $rest_val = strval($newval);
        return $this->_setAttr("enabled",$rest_val);
    }

    /**
     * Returns the current state of the Yocto-hub port.
     *
     * @return a value among Y_PORTSTATE_OFF, Y_PORTSTATE_OVRLD, Y_PORTSTATE_ON, Y_PORTSTATE_RUN and
     * Y_PORTSTATE_PROG corresponding to the current state of the Yocto-hub port
     *
     * On failure, throws an exception or returns Y_PORTSTATE_INVALID.
     */
    public function get_portState()
    {
        if ($this->_cacheExpiration <= YAPI::GetTickCount()) {
            if ($this->load(YAPI::$defaultCacheValidity) != YAPI_SUCCESS) {
                return Y_PORTSTATE_INVALID;
            }
        }
        return $this->_portState;
    }

    /**
     * Returns the current baud rate used by this Yocto-hub port, in kbps.
     * The default value is 1000 kbps, but a slower rate may be used if communication
     * problems are encountered.
     *
     * @return an integer corresponding to the current baud rate used by this Yocto-hub port, in kbps
     *
     * On failure, throws an exception or returns Y_BAUDRATE_INVALID.
     */
    public function get_baudRate()
    {
        if ($this->_cacheExpiration <= YAPI::GetTickCount()) {
            if ($this->load(YAPI::$defaultCacheValidity) != YAPI_SUCCESS) {
                return Y_BAUDRATE_INVALID;
            }
        }
        return $this->_baudRate;
    }

    /**
     * Retrieves a Yocto-hub port for a given identifier.
     * The identifier can be specified using several formats:
     * <ul>
     * <li>FunctionLogicalName</li>
     * <li>ModuleSerialNumber.FunctionIdentifier</li>
     * <li>ModuleSerialNumber.FunctionLogicalName</li>
     * <li>ModuleLogicalName.FunctionIdentifier</li>
     * <li>ModuleLogicalName.FunctionLogicalName</li>
     * </ul>
     *
     * This function does not require that the Yocto-hub port is online at the time
     * it is invoked. The returned object is nevertheless valid.
     * Use the method YHubPort.isOnline() to test if the Yocto-hub port is
     * indeed online at a given time. In case of ambiguity when looking for
     * a Yocto-hub port by logical name, no error is notified: the first instance
     * found is returned. The search is performed first by hardware name,
     * then by logical name.
     *
     * @param func : a string that uniquely characterizes the Yocto-hub port
     *
     * @return a YHubPort object allowing you to drive the Yocto-hub port.
     */
    public static function FindHubPort($func)
    {
        // $obj                    is a YHubPort;
        $obj = YFunction::_FindFromCache('HubPort', $func);
        if ($obj == null) {
            $obj = new YHubPort($func);
            YFunction::_AddToCache('HubPort', $func, $obj);
        }
        return $obj;
    }

    public function enabled()
    { return $this->get_enabled(); }

    public function setEnabled($newval)
    { return $this->set_enabled($newval); }

    public function portState()
    { return $this->get_portState(); }

    public function baudRate()
    { return $this->get_baudRate(); }

    /**
     * Continues the enumeration of Yocto-hub ports started using yFirstHubPort().
     *
     * @return a pointer to a YHubPort object, corresponding to
     *         a Yocto-hub port currently online, or a null pointer
     *         if there are no more Yocto-hub ports to enumerate.
     */
    public function nextHubPort()
    {   $resolve = YAPI::resolveFunction($this->_className, $this->_func);
        if($resolve->errorType != YAPI_SUCCESS) return null;
        $next_hwid = YAPI::getNextHardwareId($this->_className, $resolve->result);
        if($next_hwid == null) return null;
        return yFindHubPort($next_hwid);
    }

    /**
     * Starts the enumeration of Yocto-hub ports currently accessible.
     * Use the method YHubPort.nextHubPort() to iterate on
     * next Yocto-hub ports.
     *
     * @return a pointer to a YHubPort object, corresponding to
     *         the first Yocto-hub port currently online, or a null pointer
     *         if there are none.
     */
    public static function FirstHubPort()
    {   $next_hwid = YAPI::getFirstHardwareId('HubPort');
        if($next_hwid == null) return null;
        return self::FindHubPort($next_hwid);
    }

    //--- (end of YHubPort implementation)

};

//--- (HubPort functions)

/**
 * Retrieves a Yocto-hub port for a given identifier.
 * The identifier can be specified using several formats:
 * <ul>
 * <li>FunctionLogicalName</li>
 * <li>ModuleSerialNumber.FunctionIdentifier</li>
 * <li>ModuleSerialNumber.FunctionLogicalName</li>
 * <li>ModuleLogicalName.FunctionIdentifier</li>
 * <li>ModuleLogicalName.FunctionLogicalName</li>
 * </ul>
 *
 * This function does not require that the Yocto-hub port is online at the time
 * it is invoked. The returned object is nevertheless valid.
 * Use the method YHubPort.isOnline() to test if the Yocto-hub port is
 * indeed online at a given time. In case of ambiguity when looking for
 * a Yocto-hub port by logical name, no error is notified: the first instance
 * found is returned. The search is performed first by hardware name,
 * then by logical name.
 *
 * @param func : a string that uniquely characterizes the Yocto-hub port
 *
 * @return a YHubPort object allowing you to drive the Yocto-hub port.
 */
function yFindHubPort($func)
{
    return YHubPort::FindHubPort($func);
}

/**
 * Starts the enumeration of Yocto-hub ports currently accessible.
 * Use the method YHubPort.nextHubPort() to iterate on
 * next Yocto-hub ports.
 *
 * @return a pointer to a YHubPort object, corresponding to
 *         the first Yocto-hub port currently online, or a null pointer
 *         if there are none.
 */
function yFirstHubPort()
{
    return YHubPort::FirstHubPort();
}

//--- (end of HubPort functions)
?>