<?php

/**
 * Project: 
 * Contenido Content Management System
 * 
 * Description: 
 *  Workflow allocation class
 * 
 * Requirements: 
 * @con_php_req 5.0
 * 
 *
 * @package    Contenido Backend classes
 * @version    1.5
 * @author     Timo Hummel
 * @copyright  four for business AG <www.4fb.de>
 * @license    http://www.contenido.org/license/LIZENZ.txt
 * @link       http://www.4fb.de
 * @link       http://www.contenido.org
 * 
 * {@internal 
 *   created 2003-07-18
 *   
 *   $Id: class.workflowallocation.php 128 2019-07-03 11:58:28Z oldperl $
 * }}
 * 
 */
if (!defined('CON_FRAMEWORK')) {
    die('Illegal call');
}

/**
 * Class WorkflowAllocations
 * Class for workflow allocation management
 * @author Timo A. Hummel <Timo.Hummel@4fb.de>
 * @version 0.2
 * @copyright four for business 2003
 */
class WorkflowAllocations extends ItemCollection {

    /**
     * Constructor Function
     * @param string $table The table to use as information source
     */
    function __construct() {
        global $cfg;
        parent::__construct($cfg["tab"]["workflow_allocation"], "idallocation");
        $this->_setItemClass("WorkflowAllocation");
    }

    /** @deprecated  [2011-03-15] Old constructor function for downwards compatibility */
    function WorkflowAllocations() {
        cWarning(__FILE__, __LINE__, "Deprecated method call, use __construct()");
        $this->__construct();
    }

    function delete($idallocation) {
        global $cfg, $lang;

        $obj = new WorkflowAllocation;
        $obj->loadByPrimaryKey($idallocation);

        $idcatlang = $obj->get("idcatlang");

        $db = new DB_ConLite;
        $sql = "SELECT idcat FROM " . $cfg["tab"]["cat_lang"] . " WHERE idcatlang = '" . Contenido_Security::toInteger($idcatlang) . "'";
        $db->query($sql);
        $db->next_record();
        $idcat = $db->f("idcat");

        $sql = "SELECT idart FROM " . $cfg["tab"]["cat_art"] . " WHERE idcat = '" . Contenido_Security::toInteger($idcat) . "'";
        $db->query($sql);

        while ($db->next_record()) {
            $idarts[] = $db->f("idart");
        }

        $idartlangs = array();

        if (is_array($idarts)) {
            foreach ($idarts as $idart) {
                $sql = "SELECT idartlang FROM " . $cfg["tab"]["art_lang"] . " WHERE idart = '" . Contenido_Security::toInteger($idart) . "' and idlang = '" . Contenido_Security::toInteger($lang) . "'";
                $db->query($sql);
                if ($db->next_record()) {
                    $idartlangs[] = $db->f("idartlang");
                }
            }
        }

        $workflowArtAllocation = new WorkflowArtAllocation;
        $workflowArtAllocations = new WorkflowArtAllocations;

        foreach ($idartlangs as $idartlang) {
            $workflowArtAllocation->loadBy("idartlang", $idartlang);
            $workflowArtAllocations->delete($workflowArtAllocation->get("idartallocation"));
        }

        parent::delete($idallocation);
    }

    function create($idworkflow, $idcatlang) {
        $this->select("idcatlang = '$idcatlang'");

        if ($this->next() !== false) {
            $this->lasterror = i18n("Category already has a workflow assigned", "workflow");
            return false;
        }

        $workflows = new Workflows;
        $workflows->select("idworkflow = '$idworkflow'");

        if ($workflows->next() === false) {
            $this->lasterror = i18n("Workflow doesn't exist", "workflow");
            return false;
        }
        $newitem = parent::createNewItem();
        if (!$newitem->setWorkflow($idworkflow)) {
            $this->lasterror = $newitem->lasterror;
            $workflows->delete($newitem->getField("idallocation"));
            return false;
        }

        if (!$newitem->setCatLang($idcatlang)) {
            $this->lasterror = $newitem->lasterror;
            $workflows->delete($newitem->getField("idallocation"));
            return false;
        }

        $newitem->store();

        return ($newitem);
    }

}

/**
 * Class WorkflowAllocation
 * Class for a single workflow allocation item
 * @author Timo A. Hummel <Timo.Hummel@4fb.de>
 * @version 0.1
 * @copyright four for business 2003
 */
class WorkflowAllocation extends Item {

    /**
     * Constructor Function
     * @param string $table The table to use as information source
     */
    function __construct() {
        global $cfg;

        parent::__construct($cfg["tab"]["workflow_allocation"], "idallocation");
    }

    /** @deprecated  [2011-03-15] Old constructor function for downwards compatibility */
    function WorkflowAllocation() {
        cWarning(__FILE__, __LINE__, "Deprecated method call, use __construct()");
        $this->__construct();
    }

    /**
     * Overridden setField function. Users should only use setWorkflow.
     * @param string $field Void field since we override the usual setField function
     * @param string $value Void field since we override the usual setField function
     */
    function setField($field, $value, $bSafe = true) {
        die("Don't use setField for WorkflowAllocation items! Use setWorkflow instead!");
    }

    /**
     * setWorkflow sets the workflow for the current item.
     * @param int $idworkflow Workflow-ID to set the item to
     */
    function setWorkflow($idworkflow) {
        $workflows = new Workflows;

        $workflows->select("idworkflow = '$idworkflow'");

        if ($workflows->next() === false) {
            $this->lasterror = i18n("Workflow doesn't exist", "workflow");
            return false;
        }

        parent::setField("idworkflow", $idworkflow);
        parent::store();
        return true;
    }

    /**
     * setCatLang sets the idcatlang for the current item. Should
     * only be called by the create function.
     * @param int $idcatlang idcatlang to set.
     */
    function setCatLang($idcatlang) {
        global $cfg;

        $allocations = new WorkflowAllocations;

        $allocations->select("idcatlang = '$idcatlang'");

        if ($allocations->next() !== false) {
            $this->lasterror = i18n("Category already has a workflow assigned", "workflow");
            return false;
        }

        $db = new DB_ConLite;
        $sql = "SELECT idcatlang FROM " . $cfg["tab"]["cat_lang"] . " WHERE idcatlang = '" . Contenido_Security::toInteger($idcatlang) . "'";
        $db->query($sql);

        if (!$db->next_record()) {
            $this->lasterror = i18n("Category doesn't exist, assignment failed", "workflow");
            return false;
        }

        parent::setField("idcatlang", $idcatlang);
        parent::store();
        return true;
    }

}

?>