edit_storelocations.php

<?php
/*
    part-db version 0.1
    Copyright (C) 2005 Christoph Lechner
    http://www.cl-projects.de/

    part-db version 0.2+
    Copyright (C) 2009 K. Jacobs and others (see authors.php)
    http://code.google.com/p/part-db/

    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License
    as published by the Free Software Foundation; either version 2
    of the License, or (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA

    $Id$

    Changelog (sorted by date):
        [DATE]      [NICKNAME]          [CHANGES]
        2012-??-??  weinbauer73         - changed to templates
        2012-09-10  kami89              - changed to OOP
*/

    /*
     * Please note:
     *  The files "edit_categories.php", "edit_footprints.php", "edit_manufacturers.php",
     *  "edit_suppliers.php", "edit_devices.php", "edit_storelocations.php" and "edit_filetypes.php"
     *  are quite similar.
     *  If you make changes in one of them, please check if you should change the other files too.
     */

    include_once('start_session.php');

    $messages = array();
    $fatal_error = false; // if a fatal error occurs, only the $messages will be printed, but not the site content

    /********************************************************************************
    *
    *   Evaluate $_REQUEST
    *
    *   Notes:
    *       - "$selected_id == 0" means that we will show the form for creating a new storelocation
    *       - the $new_* variables contains the new values after editing an existing
    *           or creating a new storelocation
    *
    *********************************************************************************/

    $selected_id        = isset($_REQUEST['selected_id'])   ? (integer)$_REQUEST['selected_id'] : 0;
    $new_name           = isset($_REQUEST['name'])          ? (string)$_REQUEST['name']         : '';
    $new_parent_id      = isset($_REQUEST['parent_id'])     ? (integer)$_REQUEST['parent_id']   : 0;
    $new_is_full        = isset($_REQUEST['is_full']);
    $create_series      = isset($_REQUEST['series']);
    $series_from        = isset($_REQUEST['series_from'])   ? $_REQUEST['series_from'] : 1;
    $series_to          = isset($_REQUEST['series_to'])     ? $_REQUEST['series_to']   : 1;
    $add_more           = isset($_REQUEST['add_more']);

    $action = 'default';
    if (isset($_REQUEST["add"]))                {$action = 'add';}
    if (isset($_REQUEST["delete"]))             {$action = 'delete';}
    if (isset($_REQUEST["delete_confirmed"]))   {$action = 'delete_confirmed';}
    if (isset($_REQUEST["apply"]))              {$action = 'apply';}

    /********************************************************************************
    *
    *   Initialize Objects
    *
    *********************************************************************************/

    $html = new HTML($config['html']['theme'], $config['html']['custom_css'], 'Lagerorte');

    try
    {
        $database           = new Database();
        $log                = new Log($database);
        $current_user       = new User($database, $current_user, $log, 1); // admin
        $root_storelocation = new Storelocation($database, $current_user, $log, 0);

        if ($selected_id > 0)
            $selected_storelocation = new Storelocation($database, $current_user, $log, $selected_id);
        else
            $selected_storelocation = NULL;
    }
    catch (Exception $e)
    {
        $messages[] = array('text' => nl2br($e->getMessage()), 'strong' => true, 'color' => 'red');
        $fatal_error = true;
    }

    /********************************************************************************
    *
    *   Execute actions
    *
    *********************************************************************************/

    if ( ! $fatal_error)
    {
        switch ($action)
        {
            case 'add':
                try
                {
                    if ($create_series)
                    {
                        $width  = mb_strlen((string) $series_to); // determine the width of second argument
                        $format = "%0". (int)$width ."s";

                        foreach (range($series_from, $series_to) as $index)
                        {
                            $new_storelocation_name = $new_name . sprintf($format, $index);
                            $new_storelocation = Storelocation::add(    $database, $current_user, $log,
                                                                        $new_storelocation_name,
                                                                        $new_parent_id, $new_is_full);
                        }
                    }
                    else
                    {
                        $new_storelocation = Storelocation::add(  $database, $current_user, $log, $new_name,
                                                                    $new_parent_id, $new_is_full);
                    }

                    if ( ! $add_more)
                    {
                        $selected_storelocation = $new_storelocation;
                        $selected_id = $selected_storelocation->get_id();
                    }
                }
                catch (Exception $e)
                {
                    $messages[] = array('text' => 'Der neue Lagerort konnte nicht angelegt werden!', 'strong' => true, 'color' => 'red');
                    $messages[] = array('text' => 'Fehlermeldung: '.nl2br($e->getMessage()), 'color' => 'red');
                }
                break;

            case 'delete':
                if (is_object($selected_storelocation))
                {
                    try
                    {
                        $parts = $selected_storelocation->get_parts();
                        $count = count($parts);

                        if ($count > 0)
                        {
                            $messages[] = array('text' => 'Es gibt noch '.$count.' Bauteile an diesem Lagerort, '.
                                                'daher kann der Lagerort nicht gelöscht werden.', 'strong' => true, 'color' => 'red');
                        }
                        else
                        {
                            $messages[] = array('text' => 'Soll der Lagerort "'.$selected_storelocation->get_full_path().
                                                            '" wirklich unwiederruflich gelöscht werden?', 'strong' => true, 'color' => 'red');
                            $messages[] = array('text' => '<br>Hinweise:', 'strong' => true);
                            $messages[] = array('text' => '&nbsp;&nbsp;&bull; Es gibt keine Bauteile an diesem Lagerort.');
                            $messages[] = array('text' => '&nbsp;&nbsp;&bull; Beinhaltet dieser Lagerort noch Unterlagerorte, dann werden diese eine Ebene nach oben verschoben.');
                            $messages[] = array('html' => '<input type="hidden" name="selected_id" value="'.$selected_storelocation->get_id().'">');
                            $messages[] = array('html' => '<input type="submit" name="" value="Nein, nicht löschen">', 'no_linebreak' => true);
                            $messages[] = array('html' => '<input type="submit" name="delete_confirmed" value="Ja, Lagerort löschen">');
                        }
                    }
                    catch (Exception $e)
                    {
                        $messages[] = array('text' => 'Es trat ein Fehler auf!', 'strong' => true, 'color' => 'red');
                        $messages[] = array('text' => 'Fehlermeldung: '.nl2br($e->getMessage()), 'color' => 'red');
                    }
                }
                else
                {
                    $messages[] = array('text' => 'Es ist kein Lagerort markiert oder es trat ein Fehler auf!',
                                                'strong' => true, 'color' => 'red');
                }
                break;

            case 'delete_confirmed':
                if (is_object($selected_storelocation))
                {
                    try
                    {
                        $selected_storelocation->delete();
                        $selected_storelocation = NULL;
                    }
                    catch (Exception $e)
                    {
                        $messages[] = array('text' => 'Der Lagerort konnte nicht gelöscht werden!', 'strong' => true, 'color' => 'red');
                        $messages[] = array('text' => 'Fehlermeldung: '.nl2br($e->getMessage()), 'color' => 'red');
                    }
                }
                else
                {
                    $messages[] = array('text' => 'Es ist kein Lagerort markiert oder es trat ein Fehler auf!',
                                                'strong' => true, 'color' => 'red');
                }
                break;

            case 'apply':
                if (is_object($selected_storelocation))
                {
                    try
                    {
                        $selected_storelocation->set_attributes(array(  'name'       => $new_name,
                                                                        'parent_id'  => $new_parent_id,
                                                                        'is_full'    => $new_is_full));
                    }
                    catch (Exception $e)
                    {
                        $messages[] = array('text' => 'Die neuen Werte konnten nicht gespeichert werden!', 'strong' => true, 'color' => 'red');
                        $messages[] = array('text' => 'Fehlermeldung: '.nl2br($e->getMessage()), 'color' => 'red');
                    }
                }
                else
                {
                    $messages[] = array('text' => 'Es ist kein Lagerort markiert oder es trat ein Fehler auf!',
                                                'strong' => true, 'color' => 'red');
                }
                break;
        }
    }

    /********************************************************************************
    *
    *   Set the rest of the HTML variables
    *
    *********************************************************************************/

    $html->set_variable('add_more', $add_more, 'boolean');

    if (! $fatal_error)
    {
        try
        {
            if (is_object($selected_storelocation))
            {
                $parent_id = $selected_storelocation->get_parent_id();
                $html->set_variable('id', $selected_storelocation->get_id(), 'integer');
                $name = $selected_storelocation->get_name();
                $is_full = $selected_storelocation->get_is_full();
            }
            elseif ($action == 'add')
            {
                $parent_id = $new_parent_id;
                $name = $new_name;
                $is_full = $new_is_full;
            }
            else
            {
                $parent_id = 0;
                $name = '';
                $is_full = false;
            }

            $html->set_variable('name', $name, 'string');
            $html->set_variable('is_full', $is_full, 'boolean');

            $storelocation_list = $root_storelocation->build_html_tree($selected_id, true, false);
            $html->set_variable('storelocation_list', $storelocation_list, 'string');

            $parent_storelocation_list = $root_storelocation->build_html_tree($parent_id, true, true);
            $html->set_variable('parent_storelocation_list', $parent_storelocation_list, 'string');
        }
        catch (Exception $e)
        {
            $messages[] = array('text' => nl2br($e->getMessage()), 'strong' => true, 'color' => 'red', );
            $fatal_error = true;
        }
    }

    /********************************************************************************
    *
    *   Generate HTML Output
    *
    *********************************************************************************/

    $reload_link = $fatal_error ? 'edit_storelocations.php' : '';   // an empty string means that the...
    $html->print_header($messages, $reload_link);                   // ...reload-button won't be visible

    if (! $fatal_error)
        $html->print_template('edit_storelocations');

    $html->print_footer();

?>