egroupware_official/phpgwapi/inc/class.categories.inc.php

841 lines
24 KiB
PHP

<?php
/**************************************************************************\
* phpGroupWare API - Categories *
* This file written by Joseph Engo <jengo@phpgroupware.org> *
* and Bettina Gille [ceb@phpgroupware.org] *
* Category manager *
* Copyright (C) 2000 - 2002 Joseph Engo *
* ------------------------------------------------------------------------ *
* This library is part of the phpGroupWare API *
* http://www.phpgroupware.org/api *
* ------------------------------------------------------------------------ *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, *
* or any later version. *
* This library 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 Lesser General Public License for more details. *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
\**************************************************************************/
/* $Id$ */
/* $Source$ */
/*!
@class categories
@abstract class adds ability for applications to make use of categories
@discussion examples can be found in notes app
*/
class categories
{
var $account_id;
var $app_name;
var $cats;
var $db;
var $total_records;
var $grants;
/*!
@function categories
@abstract constructor for categories class
@param $accountid account id
@param $app_name app name defaults to current app
*/
function categories($accountid = '',$app_name = '')
{
$account_id = get_account_id($accountid);
if (! $app_name)
{
$app_name = $GLOBALS['phpgw_info']['flags']['currentapp'];
}
$this->account_id = $account_id;
$this->app_name = $app_name;
$this->db = $GLOBALS['phpgw']->db;
$this->db2 = $this->db;
$this->grants = $GLOBALS['phpgw']->acl->get_grants($app_name);
}
/*!
@function filter
@abstract ?
@param $type string
@result string either subs or mains
*/
function filter($type)
{
switch ($type)
{
case 'subs': $s = " AND cat_parent != '0'"; break;
case 'mains': $s = " AND cat_parent = '0'"; break;
case 'appandmains': $s = " AND cat_appname='" . $this->app_name . "' AND cat_parent ='0'"; break;
case 'appandsubs': $s = " AND cat_appname='" . $this->app_name . "' AND cat_parent !='0'"; break;
case 'noglobal': $s = " AND cat_appname != '" . $this->app_name . "'"; break;
case 'noglobalapp': $s = " AND cat_appname = '" . $this->app_name . "' AND cat_owner != '" . $this->account_id . "'"; break;
default: return False;
}
return $s;
}
/*!
@function total
@abstract returns the total number of categories for app, subs or mains
@param $for one of either 'app' 'subs' or 'mains'
@result integer count of categories
*/
function total($for = 'app')
{
switch($for)
{
case 'app': $w = " WHERE cat_appname='" . $this->app_name . "'"; break;
case 'appandmains': $w = " WHERE cat_appname='" . $this->app_name . "' AND cat_parent ='0'"; break;
case 'appandsubs': $w = " WHERE cat_appname='" . $this->app_name . "' AND cat_parent !='0'"; break;
case 'subs': $w = " WHERE cat_parent != '0'"; break;
case 'mains': $w = " WHERE cat_parent = '0'"; break;
default: return False;
}
$this->db->query("SELECT COUNT(cat_id) FROM phpgw_categories $w",__LINE__,__FILE__);
$this->db->next_record();
return $this->db->f(0);
}
function db2cats()
{
while ($this->db->next_record())
{
$cats[] = array
(
'cat_id' => $this->db->f('cat_id'),
'owner' => $this->db->f('cat_owner'),
'access' => $this->db->f('cat_access'),
'app_name' => $this->db->f('cat_appname'),
'main' => $this->db->f('cat_main'),
'level' => $this->db->f('cat_level'),
'parent' => $this->db->f('cat_parent'),
'name' => $this->db->f('cat_name'),
'descr' => $this->db->f('cat_description'),
'data' => $this->db->f('cat_data')
);
}
return $cats;
}
/*!
@function return_array
@abstract return an array populated with categories
@param $type string defaults to 'all'
@param $start ?
@param $limit ?
@param $query string defaults to ''
@param $sort string sort order, either defaults to 'ASC'
@param $order order by
@param $globals True or False, includes the global phpgroupware categories or not
@result $cats array
*/
function return_array($type,$start,$limit = True,$query = '',$sort = '',$order = '',$globals = False, $parent_id = '## undef ##')
{
if ($globals)
{
$global_cats = " OR cat_appname='phpgw'";
}
$filter = $this->filter($type);
if (!$sort)
{
$sort = 'ASC';
}
if ($order)
{
$ordermethod = " ORDER BY $order $sort";
}
else
{
$ordermethod = ' ORDER BY cat_main, cat_level, cat_name ASC';
}
if ($this->account_id == '-1')
{
$grant_cats = " cat_owner='-1' ";
}
else
{
if (is_array($this->grants))
{
$grants = $this->grants;
while(list($user) = each($grants))
{
$public_user_list[] = $user;
}
reset($public_user_list);
$grant_cats = " (cat_owner='" . $this->account_id . "' OR cat_owner='-1' OR cat_access='public' AND cat_owner in(" . implode(',',$public_user_list) . ")) ";
}
else
{
$grant_cats = " cat_owner='" . $this->account_id . "' OR cat_owner='-1' ";
}
}
if ($parent_id != '## undef ##')
{
$parent_filter = " AND cat_parent='$parent_id'";
}
if ($query)
{
$querymethod = " AND (cat_name LIKE '%$query%' OR cat_description LIKE '%$query%') ";
}
$sql = "SELECT * from phpgw_categories WHERE (cat_appname='" . $this->app_name . "' AND" . $grant_cats . $global_cats . ")"
. $parent_filter . $querymethod . $filter;
$this->db2->query($sql,__LINE__,__FILE__);
$this->total_records = $this->db2->num_rows();
if ($limit)
{
$this->db->limit_query($sql . $ordermethod,$start,__LINE__,__FILE__);
}
else
{
$this->db->query($sql . $ordermethod,__LINE__,__FILE__);
}
return $this->db2cats();
}
function return_sorted_array($start,$limit = True,$query = '',$sort = '',$order = '',$globals = False, $parent_id = '')
{
if ($globals)
{
$global_cats = " OR cat_appname='phpgw'";
}
if (!$sort)
{
$sort = 'ASC';
}
if ($order)
{
$ordermethod = " ORDER BY $order $sort";
}
else
{
$ordermethod = ' ORDER BY cat_name ASC';
}
if ($this->account_id == '-1')
{
$grant_cats = " cat_owner='-1' ";
}
else
{
if (is_array($this->grants))
{
$grants = $this->grants;
while(list($user) = each($grants))
{
$public_user_list[] = $user;
}
reset($public_user_list);
$grant_cats = " (cat_owner='" . $this->account_id . "' OR cat_owner='-1' OR cat_access='public' AND cat_owner in(" . implode(',',$public_user_list) . ")) ";
}
else
{
$grant_cats = " cat_owner='" . $this->account_id . "' or cat_owner='-1' ";
}
}
if ($parent_id)
{
$parent_select = " AND cat_parent='$parent_id'";
}
else
{
$parent_select = " AND cat_parent='0'";
}
if ($query)
{
$querymethod = " AND (cat_name LIKE '%$query%' OR cat_description LIKE '%$query%') ";
}
$sql = "SELECT * from phpgw_categories WHERE (cat_appname='" . $this->app_name . "' AND" . $grant_cats . $global_cats . ")"
. $querymethod;
$this->db2->query($sql . $parent_select,__LINE__,__FILE__);
//$total_mains = $this->db2->num_rows();
$this->total_records = $this->db2->num_rows();
if ($limit)
{
$this->db->limit_query($sql . $parent_select . $ordermethod,$start,__LINE__,__FILE__);
}
else
{
$this->db->query($sql . $parent_select . $ordermethod,__LINE__,__FILE__);
}
$cats = $this->db2cats();
$num_cats = count($cats);
for ($i=0;$i < $num_cats;$i++)
{
$sub_select = " AND cat_parent='" . $cats[$i]['cat_id'] . "' AND cat_level='" . ($cats[$i]['level']+1) . "'";
/*$this->db2->query($sql . $sub_select,__LINE__,__FILE__);
$total_subs += $this->db2->num_rows();
if ($limit)
{
$this->db->limit_query($sql . $sub_select . $ordermethod,$start,__LINE__,__FILE__);
}
else
{*/
$this->db->query($sql . $sub_select . $ordermethod,__LINE__,__FILE__);
//}
$subcats = $this->db2cats();
$num_subcats = count($subcats);
if ($num_subcats != 0)
{
$newcats = array();
for ($k = 0; $k <= $i; $k++)
{
$newcats[$k] = $cats[$k];
}
for ($k = 0; $k < $num_subcats; $k++)
{
$newcats[$k+$i+1] = $subcats[$k];
}
for ($k = $i+1; $k < $num_cats; $k++)
{
$newcats[$k+$num_subcats] = $cats[$k];
}
$cats = $newcats;
$num_cats = count($cats);
}
}
//$this->total_records = count($cats);
//$this->total_records = $total_mains + $total_subs;
return $cats;
}
/*!
@function return_single
@abstract return single
@param $id integer id of category
@result $cats array populated with
*/
function return_single($cat_id = '')
{
$this->db->query('SELECT * FROM phpgw_categories WHERE cat_id=' . intval($cat_id),__LINE__,__FILE__);
list($cat) = $this->db2cats();
return $cat;
}
/*!
@function formatted_list
@abstract return into a select box, list or other formats
@param $format currently only supports select (select box)
@param $type string - subs or mains
@param $selected - cat_id or array with cat_id values
@param $globals True or False, includes the global phpgroupware categories or not
@result $s array - populated with categories
*/
function formatted_list($format,$type = 'all',$selected = '',$globals = False,$site_link = 'site')
{
if(is_array($format))
{
$temp_format = $format['format'];
$type = (isset($format['type'])?$format['type']:'all');
$selected = (isset($format['selected'])?$format['selected']:'');
$globals = (isset($format['globals'])?$format['globals']:False);
$site_link = (isset($format['site_link'])?$format['site_link']:'site');
settype($format,'string');
$format = $temp_format;
unset($temp_format);
}
if (!is_array($selected))
{
$selected = explode(',',$selected);
}
if ($type != 'all')
{
$cats = $this->return_array($type,$start,False,$query,$sort,$order,$globals);
}
else
{
$cats = $this->return_sorted_array($start,False,$query,$sort,$order,$globals);
}
if ($format == 'select')
{
for ($i=0;$i<count($cats);$i++)
{
$s .= '<option value="' . $cats[$i]['cat_id'] . '"';
if (in_array($cats[$i]['cat_id'],$selected))
{
$s .= ' selected';
}
$s .= '>';
for ($j=0;$j<$cats[$i]['level'];$j++)
{
$s .= '&nbsp;.&nbsp;';
}
$s .= $GLOBALS['phpgw']->strip_html($cats[$i]['name']);
if ($cats[$i]['app_name'] == 'phpgw')
{
$s .= '&nbsp;&lt;' . lang('Global') . '&gt;';
}
if ($cats[$i]['owner'] == '-1')
{
$s .= '&nbsp;&lt;' . lang('Global') . '&nbsp;' . lang($this->app_name) . '&gt;';
}
$s .= '</option>' . "\n";
}
return $s;
}
if ($format == 'list')
{
$space = '&nbsp;&nbsp;';
$s = '<table border="0" cellpadding="2" cellspacing="2">' . "\n";
if ($this->total_records > 0)
{
for ($i=0;$i<count($cats);$i++)
{
$image_set = '&nbsp;';
if (in_array($cats[$i]['cat_id'],$selected))
{
$image_set = '<img src="' . $GLOBALS['phpgw']->common->image('phpgwapi','roter_pfeil') . '">';
}
if (($cats[$i]['level'] == 0) && !in_array($cats[$i]['cat_id'],$selected))
{
$image_set = '<img src="' . $GLOBALS['phpgw']->common->image('phpgwapi','grauer_pfeil') . '">';
}
$space_set = str_repeat($space,$cats[$i]['level']);
$s .= '<tr>' . "\n";
$s .= '<td width="8">' . $image_set . '</td>' . "\n";
$s .= '<td>' . $space_set . '<a href="' . $GLOBALS['phpgw']->link($site_link,'cat_id=' . $cats[$i]['cat_id']) . '">'
. $GLOBALS['phpgw']->strip_html($cats[$i]['name'])
. '</a></td>' . "\n"
. '</tr>' . "\n";
}
}
$s .= '</table>' . "\n";
return $s;
}
}
function formatted_xslt_list($data)
{
if(is_array($data))
{
$format = (isset($data['format'])?$data['format']:'filter');
$type = (isset($data['type'])?$data['type']:'all');
$selected = (isset($data['selected'])?$data['selected']:'');
$globals = (isset($data['globals'])?$data['globals']:False);
}
if (!is_array($selected))
{
$selected = explode(',',$selected);
}
if ($type != 'all')
{
$cats = $this->return_array($type,$start,False,$query,$sort,$order,$globals);
}
else
{
$cats = $this->return_sorted_array($start,False,$query,$sort,$order,$globals);
}
switch($format)
{
case 'select':
$GLOBALS['phpgw']->xslttpl->add_file($GLOBALS['phpgw']->common->get_tpl_dir('phpgwapi','default') . SEP . 'cat_select');
break;
case 'filter':
$GLOBALS['phpgw']->xslttpl->add_file($GLOBALS['phpgw']->common->get_tpl_dir('phpgwapi','default') . SEP . 'cat_filter');
break;
}
while (is_array($cats) && list(,$cat) = each($cats))
{
$sel_cat = '';
if (in_array($cat['cat_id'],$selected))
{
$sel_cat = 'selected';
}
$name = '';
for ($i=0;$i<$cat['level'];$i++)
{
$name .= '&nbsp;.&nbsp;';
}
$name .= $GLOBALS['phpgw']->strip_html($cat['name']);
if ($cat['app_name'] == 'phpgw')
{
$name .= ' <' . lang('Global') . '>';
}
if ($cat['owner'] == '-1')
{
$name .= ' <' . lang('Global') . ' ' . lang($this->app_name) . '>';
}
$cat_list[] = array
(
'cat_id' => $cat['cat_id'],
'name' => $name,
'selected' => $sel_cat
);
}
for ($i=0;$i<count($cat_list);$i++)
{
if ($cat_list[$i]['selected'] != 'selected')
{
unset($cat_list[$i]['selected']);
}
}
return $cat_list;
}
/*!
@function add
@abstract add categories
@param $cat_name category name
@param $cat_parent category parent
@param $cat_description category description defaults to ''
@param $cat_data category data defaults to ''
*/
function add($values)
{
if ($values['parent'] && $values['parent'] != 0)
{
$values['main'] = intval($this->id2item(array('cat_id' => $values['parent'],'item' => 'main')));
$values['level'] = intval($this->id2item(array('cat_id' => $values['parent'],'item' => 'level'))+1);
}
$values['descr'] = $this->db->db_addslashes($values['descr']);
$values['name'] = $this->db->db_addslashes($values['name']);
if (isset($values['cat_id']))
{
$id_col = 'cat_id,';
$id_val = $values['cat_id'].',';
}
$this->db->query("INSERT INTO phpgw_categories (${id_col}cat_parent,cat_owner,cat_access,cat_appname,cat_name,cat_description,cat_data,"
. "cat_main,cat_level) VALUES ($id_val'" . intval($values['parent']) . "','" . $this->account_id . "','" . $values['access']
. "','" . $this->app_name . "','" . $values['name'] . "','" . $values['descr'] . "','" . $values['data']
. "','" . $values['main'] . "','" . $values['level'] . "')",__LINE__,__FILE__);
$max = $this->db->get_last_insert_id('phpgw_categories','cat_id');
if (!$values['parent'] || $values['parent'] == 0)
{
$this->db->query("UPDATE phpgw_categories SET cat_main='" . $max . "' WHERE cat_id='"
. $max . "'",__LINE__,__FILE__);
}
return $max;
}
/*!
@function delete
@abstract delete category
@param $cat_id int - category id
*/
function delete($data)
{
if(is_array($data))
{
$cat_id = $data['cat_id'];
$drop_subs = (isset($data['drop_subs'])?$data['drop_subs']:False);
$modify_subs = (isset($data['modify_subs'])?$data['modify_subs']:False);
}
if ($cat_id > 0)
{
if ($drop_subs)
{
$subdelete = ' OR cat_parent=' . $cat_id . ' OR cat_main=' . $cat_id;
}
if ($modify_subs)
{
$cats = $this->return_sorted_array('',False,'','','',False, $cat_id);
$new_parent = $this->id2item(array('cat_id' => $cat_id,'item' => 'parent'));
for ($i=0;$i<count($cats);$i++)
{
if ($cats[$i]['level'] == 1)
{
$this->db->query("UPDATE phpgw_categories set cat_level=0, cat_parent=0, cat_main='" . intval($cats[$i]['cat_id'])
. "' WHERE cat_id='" . intval($cats[$i]['cat_id']) . "' AND cat_appname='" . $this->app_name . "'",__LINE__,__FILE__);
$new_main = $cats[$i]['cat_id'];
}
else
{
if ($new_main)
{
$update_main = ',cat_main=' . $new_main;
}
if ($cats[$i]['parent'] == $cat_id)
{
$update_parent = ',cat_parent=' . $new_parent;
}
$this->db->query("UPDATE phpgw_categories set cat_level='" . ($cats[$i]['level']-1) . "'" . $update_main . $update_parent
. " WHERE cat_id='" . intval($cats[$i]['cat_id']) . "' AND cat_appname='" . $this->app_name . "'",__LINE__,__FILE__);
}
}
}
$this->db->query("DELETE FROM phpgw_categories WHERE cat_id='" . $cat_id . $subdelete . "'AND cat_appname='"
. $this->app_name . "'",__LINE__,__FILE__);
}
}
function subs($parent,&$subs,&$main)
{
if (!is_array($main))
{
$this->db->query("SELECT * from phpgw_categories WHERE cat_main = $main",__LINE__,__FILE__);
$main = $this->db2cats();
//echo "main: "; _debug_array($main);
}
reset($main);
for ($n = 0; $n < count($main); $n++)
{
$cat = $main[$n];
if ($cat['parent'] == $parent)
{
//echo "Adding($cat[cat_id])<br>";
$subs[$cat['cat_id']] = $cat;
$this->subs($cat['cat_id'],$subs,$main);
}
}
}
function reparent($values)
{
$id = $values['cat_id'];
$parent = $values['parent'];
$old_parent = $values['old_parent'];
$main = $old_parent ? intval($this->id2name($old_parent,'main')) : $id;
//echo "<p>reparent: $id/$main: $old_parent --> $parent</p>\n";
$subs = array();
$this->subs($id,$subs,$main);
//echo "<p>subs($id) = "; _debug_array($subs);
if (isset($subs[$parent]))
{
//echo "<p>new parent $parent is sub of $id</p>\n";
$parent = $subs[$parent];
$parent['old_parent'] = $parent['parent'];
$parent['parent'] = intval($values['old_parent']);
$this->reparent($parent);
unset($parent['old_parent']);
unset($parent['main']);
$this->edit($parent);
$this->reparent($values);
return;
}
$new_main = $parent ? $this->id2name($parent,'main') : $id;
$new_parent_level = $parent ? $this->id2name($parent,'level') : -1;
$old_parent_level = $old_parent ? $this->id2name($old_parent,'level') : -1;
$level_adj = $old_parent_level - $new_parent_level;
reset($subs);
//echo "new_main=$new_main,level_adj = $level_adj<br>";
while (list($n) = each($subs))
{
$subs[$n]['main'] = $new_main;
$subs[$n]['level'] -= $level_adj;
//echo "<p>$n: id=".$subs[$n]['cat_id']." set main to $new_main, subs[$n] = \n"; _debug_array($subs[$n]);
$this->edit($subs[$n]);
}
}
/*!
@function edit
@abstract edit a category
@param $cat_id int - category id
@param $cat_parent category parent
@param $cat_description category description defaults to ''
@param $cat_data category data defaults to ''
*/
function edit($values)
{
if (isset($values['old_parent']) && $values['old_parent'] != $values['parent'])
{
//$this->delete(array('cat_id' => $values['cat_id'],'drop_subs' => False,'modify_subs' => True));
//return $this->add($values);
$this->reparent($values);
}
if (!isset($values['main']) || !isset($values['level']))
{
if ($values['parent'] && ($values['parent'] != 0))
{
$values['main'] = intval($this->id2item(array('cat_id' => $values['parent'],'item' => 'main')));
$values['level'] = intval($this->id2item(array('cat_id' => $values['parent'],'item' => 'level'))+1);
}
else
{
$values['main'] = intval($values['cat_id']);
$values['parent'] = $values['level'] = 0; // parent need to be set to 0, as it can be ''
}
}
$values['descr'] = $this->db->db_addslashes($values['descr']);
$values['name'] = $this->db->db_addslashes($values['name']);
$sql = "UPDATE phpgw_categories SET cat_name='" . $values['name'] . "', cat_description='" . $values['descr']
. "', cat_data='" . $values['data'] . "', cat_parent=" . intval($values['parent']) . ", cat_access='"
. $values['access'] . "', cat_main=" . $values['main'] . ", cat_level=" . $values['level']
. " WHERE cat_appname='" . $this->app_name . "' AND cat_id=" . intval($values['cat_id']);
$this->db->query($sql,__LINE__,__FILE__);
return intval($values['cat_id']);
}
function name2id($cat_name)
{
$this->db->query("SELECT cat_id FROM phpgw_categories WHERE cat_name='" . $this->db->db_addslashes($cat_name) . "' "
."AND cat_appname='" . $this->app_name . "' AND cat_owner=" . $this->account_id,__LINE__,__FILE__);
if(!$this->db->num_rows())
{
return 0;
}
$this->db->next_record();
return $this->db->f('cat_id');
}
function id2name($cat_id = '', $item = 'name')
{
return $this->id2item(array('cat_id' => $cat_id,'item' => $item));
}
function id2item($data)
{
if(is_array($data))
{
$cat_id = $data['cat_id'];
$item = (isset($data['item'])?$data['item']:'name');
}
if ($cat_id == '')
{
return '--';
}
switch($item)
{
case 'name': $value = 'cat_name'; break;
case 'owner': $value = 'cat_owner'; break;
case 'main': $value = 'cat_main'; break;
case 'level': $value = 'cat_level'; break;
case 'data': $value = 'cat_data'; break;
case 'parent': $value = 'cat_parent'; break;
}
$this->db->query("SELECT $value FROM phpgw_categories WHERE cat_id='" . $cat_id . "'",__LINE__,__FILE__);
$this->db->next_record();
if ($this->db->f($value))
{
return $this->db->f($value);
}
else
{
if ($item == 'name')
{
return '--';
}
}
}
/*!
@function exists
@abstract used for checking if a category name exists
@param $type subs or mains
@param $cat_name category name
@result boolean true or false
*/
function exists($type,$cat_name = '',$cat_id = '')
{
if(is_array($type))
{
$temp_type = $type['type'];
$cat_name = $type['cat_name'] ? $type['cat_name'] : '';
$cat_id = $type['cat_id'] ? $type['cat_id'] : '';
settype($type,'string');
$type = $temp_type;
unset($temp_type);
}
$filter = $this->filter($type);
if ($cat_name)
{
$cat_exists = " cat_name='" . $this->db->db_addslashes($cat_name) . "' ";
}
if ($cat_id)
{
$cat_exists = " cat_parent='$cat_id' ";
}
if ($cat_name && $cat_id)
{
$cat_exists = " cat_name='" . $this->db->db_addslashes($cat_name) . "' AND cat_id != '$cat_id' ";
}
$this->db->query("SELECT COUNT(cat_id) FROM phpgw_categories WHERE $cat_exists $filter",__LINE__,__FILE__);
$this->db->next_record();
if ($this->db->f(0))
{
return True;
}
else
{
return False;
}
}
}
?>