source: extensions/Extended_author/admin.php @ 11819

<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based picture gallery                                  |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2009 Piwigo Team                  http://piwigo.org |
// | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
// +-----------------------------------------------------------------------+
// | 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                                          |
// |                                                                       |
// | 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA.                                                                  |
// +-----------------------------------------------------------------------+

if (!defined("PHPWG_ROOT_PATH")){
        die("Hacking attempt!");
}

global $prefixeTable;
include_once(PHPWG_ROOT_PATH.'admin/include/functions.php');
load_language('plugin.lang', E_AUTHOR_PATH);

// Check access and exit when user status is not ok
check_status(ACCESS_ADMINISTRATOR);

// Default is to create an author, if changed to 1, show the edit page
$edit = 0;

// The values for the form fields
$EAid = 0;
$EAname = '';
$EAurl = '';
$EAdescr = '';
$EAcopyright_id = '';   // The default should be 0, but this equals 0, doesnt it?

// Fetch all the copyrights and assign them to the template
$query = sprintf(
        'SELECT `cr_id`,`name`
        FROM %s
        WHERE `visible`<>0
        AND cr_id <> -1
        ORDER BY cr_id ASC
        ;',
        COPYRIGHTS_ADMIN);
$result = pwg_query($query);
$EAcopyrights = array();
while ($row = pwg_db_fetch_assoc($result)) {
        $EAcopyrights[$row['cr_id']] = $row['name'];
}
$template->assign('EAcopyrights', $EAcopyrights);

// Do managing of authors
if (isset($_GET['tab'])) {
        // Create a new author
        if ($_GET['tab'] == 'create') {
                // Fetch the values from the form
                $name = pwg_db_real_escape_string($_REQUEST['name']);
                $url = pwg_db_real_escape_string($_REQUEST['url']);
                $descr = pwg_db_real_escape_string($_REQUEST['descr']);
                $copyright = pwg_db_real_escape_string($_REQUEST['copyrightID']);

                // Check whether an author with such a name exists
                // Therefore count the number of authors with that name
                $query = sprintf(
                        'SELECT COUNT(*)
                        FROM %s
                        WHERE `name` = \'%s\'
                        ;',
                        AUTHORS, $name);
                list($counter) = pwg_db_fetch_row(pwg_query($query));

                if ($counter != 0) {
                        // The author exists already
                        array_push($page['errors'], l10n('This author already exists.'));
                } else {
                        // The author did not yet exist
                        // Compose a query to insert the author
                        $query = sprintf(
                                'INSERT INTO %s
                                (`name`,`url`,`descr`,`copyright`) VALUES
                                ("%s","%s","%s",%d)
                                ;',
                                AUTHORS, $name, $url, $descr, $copyright);
                        pwg_query($query); // Execute the query
                }
        }

        // Edit an existing author
        if ($_GET['tab'] == 'edit') {
                $edit = 1; // Show the edit page
                $EAid = $_REQUEST['id']; // Fetch the id of the author to be edited

                // Fetch the current attributes to the author
                $query = sprintf(
                        'SELECT *
                        FROM %s
                        WHERE `author_id`=%d
                        ;',
                        AUTHORS, $EAid);
                $result = pwg_query($query);
                $row = pwg_db_fetch_assoc($result);

                // Save the attributes in convenient variables
                $EAname = $row['name'];
                $EAurl = $row['url'];
                $EAdescr = $row['descr'];
                $EAcopyright_id = $row['copyright'];
        }

        // Update an existing author
        if ($_GET['tab'] == 'update') {
                // Fetch the values from the edit form
                $id = pwg_db_real_escape_string($_REQUEST['id']);
                $name = pwg_db_real_escape_string($_REQUEST['name']);
                $url = pwg_db_real_escape_string($_REQUEST['url']);
                $descr = pwg_db_real_escape_string($_REQUEST['descr']);
                $copyright = pwg_db_real_escape_string($_REQUEST['copyrightID']);

                // Compose a query to update the author
                $query = sprintf(
                        'UPDATE %s
                        SET `name`="%s", `url`="%s", `descr`="%s", `copyright`=%d
                        WHERE `author_id`=%d
                        ;',
                        AUTHORS, $name, $url, $descr, $copyright, $id);
                pwg_query($query); // Execute the query
        }

        // Delete an existing author
        if ($_GET['tab'] == 'delete') {
                // Fetch the id of the author to be deleted
                $id = $_REQUEST['id'];
                
                // Get the author's name
                $query = sprintf(
                        'SELECT name
                        FROM %s
                        WHERE author_id=%d
                        ;',
                        AUTHORS, $id);
                $result = pwg_query($query);
                $row = pwg_db_fetch_assoc($result);
                $name = $row['name'];
                
                // Delete all his 'default' entries from the copyright table
                delete_default_CR($name);
                
                // Unset the author in the images table
                $query = sprintf(
                        'UPDATE %s
                        SET `author`=NULL
                        WHERE `author`=\'%s\'
                        ;',
                        IMAGES, $name);
                pwg_query($query);
                
                // Delete the author
                $query = sprintf(
                        'DELETE FROM %s
                        WHERE `author_id`=%d
                        ;',
                        AUTHORS, $id);
                pwg_query($query);
        }
}

/* Assign variables to the template */
global $template;

// Add the admin.tpl template
$template->set_filenames(
        array('plugin_admin_content' => dirname(__FILE__).'/admin.tpl')
);

// Select the existing authors
$query = sprintf(
        'SELECT *
        FROM %s
        ;',
        AUTHORS);
$result = pwg_query($query);

// Append the authors to the Smarty array
while ($row = pwg_db_fetch_assoc($result)) {
        $template->append(
                'EAs',
                array(
                        'author_id' => $row['author_id'],
                        'name'      => $row['name'],
                        'url'       => $row['url'],
                        'descr'     => $row['descr'],
                        'copyright_id'   => $row['copyright']
                )
        );
}

// Assign the path for URL forming
$template->assign(
        'E_AUTHOR_PATH',
        E_AUTHOR_WEB_PATH
);

// Assign all the variables we constructed above
$template->assign('edit', $edit);
$template->assign('EAid', $EAid);
$template->assign('EAname', $EAname);
$template->assign('EAurl', $EAurl);
$template->assign('EAdescr', $EAdescr);
$template->assign('EAcopyright_id', $EAcopyright_id);

// Get it up and running
$template->assign_var_from_handle('ADMIN_CONTENT', 'plugin_admin_content');

?>