<?php
/*=====================================================================*\
|| ###################################################################
|| # Bugdar
|| # Copyright (c)2004-2009 Blue Static
|| #
|| # 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; version 2 of the License.
|| #
|| # 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
|| ###################################################################
\*=====================================================================*/

$fetchtemplates = array(
	'field'
);

require_once('./global.php');
require_once('./includes/api_field.php');

if (!can_perform('canadminfields'))
{
	admin_login();
}

// ###################################################################

if (empty($_REQUEST['do']))
{
	$_REQUEST['do'] = 'modify';
}

// ###################################################################

if ($_REQUEST['do'] == 'kill')
{
	$field = new FieldAPI();
	$field->set('fieldid',		$input->in['fieldid']);
	$field->set_condition();
	$field->delete();
	
	$admin->redirect('field.php?do=modify');
}

// ###################################################################

if ($_REQUEST['do'] == 'delete')
{	
	$admin->page_confirm(T('Are you sure you want to delete this bug field? Doing so will remove everything for this field and it cannot be undone!'), 'field.php', 'kill', array('fieldid' => $input->in['fieldid']));
}

// ###################################################################

if ($_REQUEST['do'] == 'update')
{
	$edit = false;
	$add = true;
	
	$type = $input->in['type'];
	
	$field = new FieldAPI();
	
	if ($input->in['fieldid'])
	{
		$field->set('fieldid',		$input->in['fieldid']);
		$field->set_condition();
		$field->fetch();
		
		$edit = true;
		$add = false;
		$type = $field->record['type'];
	}
	else
	{
		$field->set('type',		$type);
	}
	
	switch ($type)
	{
		case 'input_text':
			$field->set('defaultvalue',	$input->in['defaultvalue']);
			$field->set('regexmatch',	$input->in['regexmatch']);
			$field->set('maxlength',	$input->in['maxlength']);
		break;
		
		case 'input_checkbox':
			$field->set('defaultvalue',	$input->in['defaultvalue']);
		break;
		
		case 'select_single':
			$field->set('selects',		$input->in['selects']);
			$field->set('usedefault',	$input->in['usedefault']);
		break;
	}
	
	$field->set('name',			$input->in['name']);
	$field->set('description',	$input->in['description']);
	$field->set('required',		$input->in['required']);
	$field->set('cansearch',	$input->in['cansearch']);
	
	if ($add)
	{
		$field->insert();
		$fieldid = $field->insertid;
		
		$db->query("ALTER TABLE " . TABLE_PREFIX . "bug ADD custom$fieldid MEDIUMTEXT NULL");
		$db->query("OPTIMIZE TABLE " . TABLE_PREFIX . "bug");
	}
	else
	{
		$field->update();
		$fieldid = $field->values['fieldid'];
	}
	
	$input->inputClean('custom', TYPE_UINT);
	foreach ($input->in['custom'] AS $usergroupid => $mask)
	{
		$values[] = $bugsys->clean($usergroupid, TYPE_UINT) . ", $fieldid, " . $mask;
	}
	
	$db->query("
		REPLACE INTO " . TABLE_PREFIX . "bugfieldpermission
			(usergroupid, fieldid, mask)
		VALUES
			(" . implode("),\n\t\t\t(", $values) . ")"
	);
	
	$admin->redirect('field.php?do=modify', ($add ? T('The custom field has been added') : T('The custom field has been updated')));
}

// ###################################################################

if ($_REQUEST['do'] == 'add' OR $_REQUEST['do'] == 'edit')
{
	$field = new FieldAPI();
	
	$add = (($_REQUEST['do'] == 'add') ? true : false);
	$typeselect = (($add AND empty($input->in['step'])) ? true : false);
	$edit = (($add) ? false : true);
	
	if ($add)
	{
		NavLinks::fieldsAdd();
		$navigator->set_focus('link', 'fields-add', 'fields');
	}
	else
	{
		NavLinks::fieldsEdit($input->in['fieldid']);
		$navigator->set_focus('link', 'fields-pages-fields', 'fields-pages');
	}
	
	$admin->page_start(($add ? T('Add New Custom Field') : T('Edit Custom Field')));
	$admin->form_start('field.php', ($typeselect ? 'add' : 'update'));
	if ($add AND !$typeselect)
	{
		$admin->form_hidden_field('type', $input->in['type']);
	}
	if ($typeselect)
	{
		$admin->form_hidden_field('step', 1);
		$admin->table_start(true, '40%');
		$admin->table_head(T('Select Type'));
	}
	else
	{
		$admin->table_start();
		$admin->table_head(($add ? T('Add New Bug Field') . ' - ' . FieldAPI::field_types($input->in['type']) : T('Edit Field')));
	}
	
	if ($edit)
	{
		$field->set('fieldid',		$input->in['fieldid']);
		$field->set_condition();
		$field->fetch();
		
		$admin->form_hidden_field('fieldid', $field->record['fieldid']);
	}
	
	if (!$typeselect)
	{
		$type = (($add) ? $input->in['type'] : $field->record['type']);
	}
	
	// show type selector
	if (empty($input->in['step']) AND $add)
	{
		foreach (FieldAPI::field_types() AS $name => $description)
		{
			$admin->list_item($description, $name);
		}
		$admin->row_list(T('Field Type'), 'type', false);
		
		$admin->row_submit();
		$admin->table_end();
	}
	// have type, do that funkay thing!
	else
	{
		$field->set('type',		$type);
		
		// global fields
		$admin->row_span(T('Global Fields'), 'thead', 'center');
		$admin->row_text(T('Field Type'), FieldAPI::field_types($type));
		$admin->row_input(T('Display Name'), 'name', $field->record['name']);
		$admin->row_textarea(T('Description'), 'description', $field->record['description']);
		$admin->row_yesno(T('Required'), 'required', $field->record['required']);
		$admin->row_yesno(T('Can Be Searched'), 'cansearch', ((isset($field->record['cansearch'])) ? $field->record['cansearch'] : true));
		
		// type-specific fields
		$admin->row_span(T('Type-Specific Fields'), 'thead', 'center');
		
		switch ($type)
		{
			case 'input_text':
				$admin->row_input(T('Default Value'), 'defaultvalue', $field->record['defaultvalue']);
				$admin->row_input(T('Regular Expression Match'), 'regexmatch', $field->record['regexmatch']);
				$admin->row_input(T('Maximum Length'), 'maxlength', $field->record['maxlength'], 2, 10);
			break;
			
			case 'input_checkbox':
				$admin->row_yesno(T('Checked By Default'), 'defaultvalue', $field->record['defaultvalue']);
			break;
			
			case 'select_single':
				$admin->row_textarea(T('Selection Values'), 'selects', stripslashes(implode("\n", (array)unserialize($field->record['selects']))));
				$admin->row_yesno(T('Make the First Option Default'), 'usedefault', $field->record['usedefault']);
			break;
		}
		
		$admin->table_end();
		
		// custom field permissions
		$admin->table_start();
		$admin->table_head(T('Custom Field Permissions'));
		
		if ($edit)
		{
			$perms = $db->query("SELECT usergroupid, mask FROM " . TABLE_PREFIX . "bugfieldpermission WHERE fieldid = " . $field->record['fieldid']);
			foreach ($perms as $perm)
			{
				$permissions["$perm[usergroupid]"] = $perm['mask'];
			}
		}
		
		$usergroups = $db->query("SELECT * FROM " . TABLE_PREFIX . "usergroup ORDER BY usergroupid");
		foreach ($usergroups as $usergroup)
		{
			unset($listitem);
			$admin->list_item(T('No Permission'), 0, $permissions["$usergroup[usergroupid]"] == 0);
			$admin->list_item(T('Can View Field'), 1, $permissions["$usergroup[usergroupid]"] == 1);
			$admin->list_item(T('Can View, Edit Field'), 2, $permissions["$usergroup[usergroupid]"] == 2);
			$admin->row_list($usergroup['title'], "custom[$usergroup[usergroupid]]");
		}
		
		$admin->table_end();
		
		// end table
		$admin->table_start();
		$admin->row_submit();
		$admin->table_end();
		$admin->form_end();
	}
	
	$admin->page_end();
}

// ###################################################################

if ($_REQUEST['do'] == 'modify')
{
	$tpl = new BSTemplate('field');
	$tpl->vars['fields'] = $db->query("SELECT * FROM " . TABLE_PREFIX . "bugfield ORDER BY fieldid ASC");
	$tpl->evaluate()->flush();
}

?>