<?php
	/**************************************************************************\
	* phpGroupWare - Admin - Global categories                                 *
	* http://www.phpgroupware.org                                              *
	* Written by Bettina Gille [ceb@phpgroupware.org]                          *
	* -----------------------------------------------                          *
	* Copyright 2000 - 2003 Free Software Foundation, Inc                      *
	*                                                                          *
	* 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.                                               *
	\**************************************************************************/
	/* $Id: class.uicategories.inc.php,v 1.6.2.8.2.5 2003/11/18 13:22:20 ceb Exp $ */
	/* $Source: /cvsroot/phpgroupware/admin/inc/class.uicategories.inc.php,v $ */

	class uicategories
	{
		var $bo;
		var $template;

		var $start;
		var $query;
		var $sort;
		var $order;
		var $cat_id;
		var $debug = False;

		var $public_functions = array
		(
			'index'  => True,
			'add'    => True,
			'edit'   => True,
			'delete' => True
		);

		function uicategories()
		{
			if ($GLOBALS['phpgw']->acl->check('global_categories_access',1,'admin'))
			{
				$GLOBALS['phpgw']->redirect_link('/index.php');
			}

			$this->bo			= CreateObject('admin.bocategories');
			$this->template		= $GLOBALS['phpgw']->template;
			$this->nextmatchs	= CreateObject('phpgwapi.nextmatchs');

			$this->acl_search = !$GLOBALS['phpgw']->acl->check('global_categories_access',2,'admin');
			$this->acl_add    = !$GLOBALS['phpgw']->acl->check('global_categories_access',4,'admin');
			$this->acl_view   = !$GLOBALS['phpgw']->acl->check('global_categories_access',8,'admin');
			$this->acl_edit   = !$GLOBALS['phpgw']->acl->check('global_categories_access',16,'admin');
			$this->acl_delete = !$GLOBALS['phpgw']->acl->check('global_categories_access',32,'admin');
			$this->acl_add_sub= !$GLOBALS['phpgw']->acl->check('global_categories_access',64,'admin');

			$this->appname = get_var('appname',array('GET','POST'));
			$GLOBALS['phpgw_info']['flags']['app_header'] = $GLOBALS['phpgw_info']['apps'][$this->appname ? $this->appname : 'admin']['title'];

			$this->start		= $this->bo->start;
			$this->query		= $this->bo->query;
			$this->sort 		= $this->bo->sort;
			$this->order		= $this->bo->order;
			$this->cat_id		= $this->bo->cat_id;
			if($this->debug) { $this->_debug_sqsof(); }
		}

		function _debug_sqsof()
		{
			$data = array(
				'start'  => $this->start,
				'query'  => $this->query,
				'sort'   => $this->sort,
				'order'  => $this->order,
				'cat_id' => $this->cat_id
			);
			echo '<br>UI:<br>';
			_debug_array($data);
		}

		function save_sessiondata()
		{
			$data = array
			(
				'start' => $this->start,
				'query' => $this->query,
				'sort'  => $this->sort,
				'order' => $this->order
			);

			if(isset($this->cat_id))
			{
				$data['cat_id'] = $this->cat_id;
			}
			$this->bo->save_sessiondata($data);
		}

		function set_langs()
		{
			$this->template->set_var('th_bg',$GLOBALS['phpgw_info']['theme']['th_bg']);
			$this->template->set_var('row_on',$GLOBALS['phpgw_info']['theme']['row_on']);
			$this->template->set_var('row_off',$GLOBALS['phpgw_info']['theme']['row_off']);
			$this->template->set_var('lang_save',lang('Save'));
			$this->template->set_var('lang_search',lang('Search'));
			$this->template->set_var('lang_sub',lang('Add sub'));
			$this->template->set_var('lang_edit',lang('Edit'));
			$this->template->set_var('lang_delete',lang('Delete'));
			$this->template->set_var('lang_parent',lang('Parent category'));
			$this->template->set_var('lang_none',lang('None'));
			$this->template->set_var('lang_name',lang('Name'));
			$this->template->set_var('lang_descr',lang('Description'));
			$this->template->set_var('lang_add',lang('Add'));
			$this->template->set_var('lang_reset',lang('Clear Form'));
			$this->template->set_var('lang_cancel',lang('Cancel'));
			$this->template->set_var('lang_done',lang('Done'));
		}

		function index()
		{
			$link_data = array
			(
				'menuaction'	=> 'admin.uicategories.add',
				'appname'		=> $this->appname
			);

			if ($_POST['add'])
			{
				$GLOBALS['phpgw']->redirect_link('/index.php',$link_data);
			}

			if ($_POST['done'])
			{
				$GLOBALS['phpgw']->redirect_link('/admin/index.php');
			}

			$this->template->set_file(array('cat_list_t' => 'listcats.tpl'));
			$this->template->set_block('cat_list_t','cat_list','list');
			if (!$this->acl_add)
			{
				$this->template->set_block('cat_list_t','add','addhandle');
			}
			if (!$this->acl_search)
			{
				$this->template->set_block('cat_list_t','search','searchhandle');
			}

			$GLOBALS['phpgw_info']['flags']['app_header'] .= ' - '.lang('Global categories');
			$GLOBALS['phpgw']->common->phpgw_header();
			echo parse_navbar();
			$this->set_langs();
			$this->template->set_var('query',$this->query);

			$link_data['menuaction'] = 'admin.uicategories.index';
			$this->template->set_var('action_url',$GLOBALS['phpgw']->link('/index.php',$link_data));

			if(!$start)
			{
				$start = 0;
			}

			$categories = $this->bo->get_list();

			$left  = $this->nextmatchs->left('/index.php',$this->start,$this->bo->cats->total_records,$link_data);
			$right = $this->nextmatchs->right('/index.php',$this->start,$this->bo->cats->total_records,$link_data);
			$this->template->set_var('left',$left);
			$this->template->set_var('right',$right);

			$this->template->set_var('lang_showing',$this->nextmatchs->show_hits($this->bo->cats->total_records,$this->start));

			$this->template->set_var('sort_name',$this->nextmatchs->show_sort_order($this->sort,'cat_name',$this->order,'/index.php',lang('Name'),$link_data));
			$this->template->set_var('sort_description',$this->nextmatchs->show_sort_order($this->sort,'cat_description',$this->order,'/index.php',lang('Description'),$link_data));

			for ($i=0;$i<count($categories);$i++)
			{
				$tr_color = $this->nextmatchs->alternate_row_color($tr_color);
				$this->template->set_var(tr_color,$tr_color);

				$id = $categories[$i]['id'];
				$level = $categories[$i]['level'];
				$cat_name = $GLOBALS['phpgw']->strip_html($categories[$i]['name']);

				if ($level > 0)
				{
					$space = '&nbsp;&nbsp;';
					$spaceset = str_repeat($space,$level);
					$cat_name = $spaceset . $cat_name;
				}

				$descr = $GLOBALS['phpgw']->strip_html($categories[$i]['description']);
				if (!$descr) { $descr = '&nbsp;'; }

				if ($level == 0)
				{
					$cat_name = '<font color="FF0000"><b>' . $cat_name . '</b></font>';
					$descr = '<font color="FF0000"><b>' . $descr . '</b></font>';
				}

				if ($this->appname && $categories[$i]['app_name'] == 'phpgw')
				{
					$appendix = '&lt;' . lang('Global') . '&gt;';
				}
				else
				{
					$appendix = '';
				}

				$this->template->set_var(array
				(
					'name' => $cat_name . $appendix,
					'descr' => $descr
				));

				if ($this->acl_add_sub)
				{
					$link_data['menuaction'] = 'admin.uicategories.add';
					$link_data['cat_parent'] = $id;
					$this->template->set_var('add_sub','<a href="'.$GLOBALS['phpgw']->link('/index.php',$link_data).'">'.
														lang('Add sub').'</a>');
				}
				if ($this->appname && $categories[$i]['app_name'] == $this->appname)
				{
					$show_edit_del = True;
				}
				elseif(!$this->appname && $categories[$i]['app_name'] == 'phpgw')
				{
					$show_edit_del = True;
				}
				else
				{
					$show_edit_del = False;
				}

				$link_data['cat_id'] = $id;
				if ($show_edit_del && $this->acl_edit)
				{
					$link_data['menuaction'] = 'admin.uicategories.edit';
					$this->template->set_var('edit','<a href="'.$GLOBALS['phpgw']->link('/index.php',$link_data).'">'.
						lang('Edit').'</a>');
				}
				else
				{
					$this->template->set_var('edit','');
				}
				if ($show_edit_del && $this->acl_delete)
				{
					$link_data['menuaction'] = 'admin.uicategories.delete';
					$this->template->set_var('delete','<a href="'.$GLOBALS['phpgw']->link('/index.php',$link_data).'">'.
						lang('Delete').'</a>');
				}
				else
				{
					$this->template->set_var('delete','');
				}
				$this->template->fp('list','cat_list',True);
			}
			$link_data['menuaction'] = 'admin.uicategories.add';
			$link_data['cat_parent'] = '';
			$this->template->set_var('add_action',$GLOBALS['phpgw']->link('/index.php',$link_data));

			$this->save_sessiondata();
			$this->template->pfp('out','cat_list_t',True);
		}

		function add()
		{
			$new_parent			= $_POST['new_parent'];
			$cat_parent			= intval(get_var('cat_parent',array('POST','GET')));
			$cat_name			= $_POST['cat_name'];
			$cat_description	= $_POST['cat_description'];
			if ($new_parent)
			{
				$cat_parent = intval($new_parent);
			}

			if (!$this->acl_add && $cat_parent == 0 || !$this->acl_add_sub && $cat_parent != 0)
			{
				$GLOBALS['phpgw']->redirect_link('/index.php');
			}
			$link_data = array
			(
				'menuaction'	=> 'admin.uicategories.index',
				'appname'		=> $this->appname
			);

			if ($_POST['cancel'])
			{
				$GLOBALS['phpgw']->redirect_link('/index.php',$link_data);
			}

			$GLOBALS['phpgw_info']['flags']['app_header'] .= ' - '.lang('Add global category');
			$GLOBALS['phpgw']->common->phpgw_header();
			echo parse_navbar();

			$this->set_langs();

			$this->template->set_file(array('form' => 'category_form.tpl'));
			$this->template->set_block('form','delete','deletehandle');

			if ($_POST['save'])
			{
				$values = array
				(
					'parent'		=> $cat_parent,
					'descr'			=> $cat_description,
					'name'			=> $cat_name,
					'access'		=> 'public'
				);

				$error = $this->bo->check_values($values);
				if (is_array($error))
				{
					$this->template->set_var('message',$GLOBALS['phpgw']->common->error_list($error));
				}
				else
				{
					$this->bo->save_cat($values);
					$this->template->set_var('message',lang('Category %1 has been added !', $cat_name));
				}
			}

			$link_data['menuaction'] = 'admin.uicategories.add'; 			
			$this->template->set_var('actionurl',$GLOBALS['phpgw']->link('/index.php',$link_data));

			$this->template->set_var('category_list',$this->bo->cats->formatted_list(array('selected' => $cat_parent)));
			$this->template->set_var('cat_name',$cat_name);
			$this->template->set_var('cat_description',$cat_description);

			$this->template->pfp('out','form');
		}

		function edit()
		{
			$new_parent			= intval($_POST['new_parent']);
			$cat_parent			= intval($_POST['cat_parent']);
			$cat_name			= $_POST['cat_name'];
			$cat_description	= $_POST['cat_description'];
			$old_parent			= intval($_POST['old_parent']);
			
			if ($new_parent)
			{
				$cat_parent = $new_parent;
			}

			$link_data = array
			(
				'menuaction'	=> 'admin.uicategories.index',
				'appname'		=> $this->appname
			);

			if ($_POST['cancel'] || !$this->cat_id || !$this->acl_edit)
			{
				$GLOBALS['phpgw']->redirect_link('/index.php',$link_data);
			}

			$GLOBALS['phpgw_info']['flags']['app_header'] .= ' - '.lang('Edit global category');
			$GLOBALS['phpgw']->common->phpgw_header();
			echo parse_navbar();

			$this->set_langs();

			$this->template->set_file(array('form' => 'category_form.tpl'));

			if ($_POST['save'])
			{
				$values = array
				(
					'id'			=> $this->cat_id,
					'old_parent'	=> $old_parent,
					'parent'		=> $cat_parent,
					'descr'			=> $cat_description,
					'name'			=> $cat_name,
					'access'		=> 'public'
				);

				$error = $this->bo->check_values($values);
				if (is_array($error))
				{
					$this->template->set_var('message',$GLOBALS['phpgw']->common->error_list($error));
				}
				else
				{
					$this->cat_id = $this->bo->save_cat($values);
					$this->template->set_var('message',lang('Category %1 has been updated !',$cat_name));
				}
			}

			$cats = $this->bo->cats->return_single($this->cat_id);

			$hidden_vars = '<input type="hidden" name="cat_id" value="' . $this->cat_id . '">' . "\n"
							. '<input type="hidden" name="old_parent" value="' . $cats[0]['parent'] . '">' . "\n";
			$this->template->set_var('hidden_vars',$hidden_vars);

			$link_data['menuaction']	= 'admin.uicategories.edit'; 
			$link_data['cat_id']		= $this->cat_id; 
			$this->template->set_var('action_url',$GLOBALS['phpgw']->link('/index.php',$link_data));

			$this->template->set_var('cat_name',$GLOBALS['phpgw']->strip_html($cats[0]['name']));
			$this->template->set_var('cat_description',$GLOBALS['phpgw']->strip_html($cats[0]['description']));
			$this->template->set_var('category_list',$this->bo->cats->formatted_list(array('selected' => $cats[0]['parent'],'self' => $this->cat_id)));
			$this->template->pfp('out','form');
		}

		function delete()
		{
			if (!$this->acl_delete)
			{
				$GLOBALS['phpgw']->redirect_link('/index.php');
			}
			$link_data = array
			(
				'menuaction'	=> 'admin.uicategories.index',
				'appname'		=> $this->appname
			);

			if (!$this->cat_id || $_POST['cancel'])
			{
				$GLOBALS['phpgw']->redirect_link('/index.php',$link_data);
			}

			if ($_POST['confirm'])
			{
				if ($_POST['subs'])
				{
					$this->bo->delete($this->cat_id,True,False);
				}
				else
				{
					$this->bo->delete($this->cat_id);
				}
				$GLOBALS['phpgw']->redirect_link('/index.php',$link_data);
			}
			$this->template->set_file(array('category_delete' => 'delete_cat.tpl'));

			if ($this->appname)
			{
				$type = 'noglobalapp';
			}
			else
			{
				$type = 'noglobal';
			}

			$apps_cats = $this->bo->exists(array
			(
				'type'     => $type,
				'cat_name' => '',
				'cat_id'   => $this->cat_id
			));

			$GLOBALS['phpgw_info']['flags']['app_header'] .= ' - '.lang('Delete category');
			$GLOBALS['phpgw']->common->phpgw_header();
			echo parse_navbar();

			$hidden_vars = '<input type="hidden" name="cat_id" value="' . $this->cat_id . '">' . "\n";
			$this->template->set_var('hidden_vars',$hidden_vars);

			$cats = $this->bo->cats->return_single($this->cat_id);
			$this->template->set_var('cat_name',$cats[0]['name']);
			
			if ($apps_cats)
			{
				$this->template->set_block('category_delete','delete','deletehandle');
				$this->template->set_var('messages',lang('This category is currently being used by applications as a parent category') . '<br>'
					. lang('You will need to remove the subcategories before you can delete this category'));

				$this->template->set_var('lang_subs','');
				$this->template->set_var('subs','');
				$this->template->set_var('nolink',$nolink);
				$this->template->set_var('deletehandle','');
				$this->template->set_var('donehandle','');
				$this->template->set_var('lang_ok',lang('Ok'));
				$this->template->pfp('out','category_delete');
			}
			else
			{
				$this->template->set_block('category_delete','done','donehandle');
				$this->template->set_var('messages',lang('Are you sure you want to delete this category ?'));

				$exists = $this->bo->exists(array
				(
					'type'     => 'subs',
					'cat_name' => '',
					'cat_id'   => $this->cat_id
				));

				if ($exists)
				{
					$this->template->set_var('lang_subs',lang('Do you also want to delete all global subcategories ?'));
					$this->template->set_var('subs','<input type="checkbox" name="subs" value="True">');
				}
				else
				{
					$this->template->set_var('lang_subs','');
					$this->template->set_var('subs', '');
				}

				$link_data['menuaction'] = 'admin.uicategories.delete';
				$link_data['cat_id'] = $this->cat_id;
				$this->template->set_var('action_url',$GLOBALS['phpgw']->link('/index.php',$link_data));
				$this->template->set_var('lang_yes',lang('Yes'));
				$this->template->set_var('lang_no',lang('No'));
				$this->template->pfp('out','category_delete');
			}
		}
	}
?>
