forked from extern/egroupware
link_title method returns now null to indicate an entry does not exist (and all links can be deleted) or false if there are insufficent rights to view the title
This commit is contained in:
Cornelius Weiß
parent
b3b6cb5b5b
commit
c82350e6d7
541
resources/inc/class.bo_resources.inc.php
Executable file
541
resources/inc/class.bo_resources.inc.php
Executable file
@ -0,0 +1,541 @@
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<?php
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/**
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* eGroupWare - resources
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package resources
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* @link http://www.egroupware.org
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* @author Cornelius Weiss <egw@von-und-zu-weiss.de>
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* @author Lukas Weiss <wnz_gh05t@users.sourceforge.net>
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* @version $Id$
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*/
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/**
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* General business object for resources
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*
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* @package resources
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*/
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class bo_resources
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{
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var $vfs_basedir = '/resources/';
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var $pictures_dir = '/resources/pictures/';
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var $thumbs_dir = '/resources/pictures/thumbs/';
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var $resource_icons = '/resources/templates/default/images/resource_icons/';
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var $debug = 0;
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function bo_resources()
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{
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$this->so =& CreateObject('resources.so_resources');
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$this->acl =& CreateObject('resources.bo_acl');
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$this->cats = $this->acl->egw_cats;
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$this->vfs =& CreateObject('phpgwapi.vfs');
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$this->link =& CreateObject('phpgwapi.bolink');
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$this->conf =& CreateObject('phpgwapi.config');
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$this->conf->read_repository();
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$this->cal_right_transform = array(
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EGW_ACL_CALREAD => EGW_ACL_READ,
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EGW_ACL_DIRECT_BOOKING => EGW_ACL_READ | EGW_ACL_ADD | EGW_ACL_EDIT | EGW_ACL_DELETE,
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EGW_ACL_CAT_ADMIN => EGW_ACL_READ | EGW_ACL_ADD | EGW_ACL_EDIT | EGW_ACL_DELETE,
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);
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}
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/**
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* get rows for resources list
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*
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* Cornelius Weiss <egw@von-und-zu-weiss.de>
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*/
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function get_rows($query,&$rows,&$readonlys)
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{
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if ($this->debug) _debug_array($query);
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$query['search'] = $query['search'] ? $query['search'] : '*';
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$criteria = array('name' => $query['search'], 'short_description' => $query['search'], 'inventory_number' => $query['search']);
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$read_onlys = 'res_id,name,short_description,quantity,useable,bookable,buyable,cat_id,location,storage_info';
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$accessory_of = $query['view_accs_of'] ? $query['view_accs_of'] : -1;
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$filter = array('accessory_of' => $accessory_of);
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if ($query['filter'])
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{
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$filter = $filter + array('cat_id' => $query['filter']);
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}
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else
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{
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$readcats = array_flip((array)$this->acl->get_cats(EGW_ACL_READ));
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if($readcats) $filter = $filter + array('cat_id' => $readcats);
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}
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if($query['show_bookable']) $filter = $filter + array('bookable' => true);
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$order_by = $query['order'] ? $query['order'].' '. $query['sort'] : '';
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$start = (int)$query['start'];
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$rows = $this->so->search($criteria,$read_onlys,$order_by,'','',$empty=False,$op='OR',$start,$filter,$join='',$need_full_no_count=false);
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$nr = $this->so->total;
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// we are called to serve bookable resources (e.g. calendar-dialog)
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if($query['show_bookable'])
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{
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// This is somehow ugly, i know...
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foreach((array)$rows as $num => $resource)
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{
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$rows[$num]['default_qty'] = 1;
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}
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// we don't need all the following testing
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return $nr;
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}
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foreach((array)$rows as $num => $resource)
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{
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if (!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_EDIT))
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{
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$readonlys["edit[$resource[res_id]]"] = true;
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}
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if (!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_DELETE))
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{
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$readonlys["delete[$resource[res_id]]"] = true;
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}
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if ((!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_ADD)) || $accessory_of != -1)
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{
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$readonlys["new_acc[$resource[res_id]]"] = true;
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}
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if (!$resource['bookable'] /* && calender-acl viewable */)
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{
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$readonlys["bookable[$resource[res_id]]"] = true;
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$readonlys["calendar[$resource[res_id]]"] = true;
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}
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if (!$resource['buyable'])
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{
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$readonlys["buyable[$resource[res_id]]"] = true;
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}
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$readonlys["view_acc[$resource[res_id]]"] = true;
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$links = $this->link->get_links('resources',$resource['res_id']);
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if(count($links) != 0 && $accessory_of == -1)
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{
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foreach ($links as $link_num => $link)
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{
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if($link['app'] == 'resources')
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{
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if($this->so->get_value('accessory_of',$link['res_id']) != -1)
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{
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$readonlys["view_acc[$resource[res_id]]"] = false;
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}
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}
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}
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}
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$rows[$num]['picture_thumb'] = $this->get_picture($resource['res_id']);
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$rows[$num]['admin'] = $this->acl->get_cat_admin($resource['cat_id']);
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}
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return $nr;
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}
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/**
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* reads a resource exept binary datas
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*
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* Cornelius Weiss <egw@von-und-zu-weiss.de>
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* @param int $res_id resource id
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* @return array with key => value or false if not found or allowed
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*/
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function read($res_id)
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{
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if(!$this->acl->is_permitted($this->so->get_value('cat_id',$res_id),EGW_ACL_READ))
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{
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echo lang('You are not permitted to get information about this resource!') . '<br>';
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echo lang('Notify your administrator to correct this situation') . '<br>';
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return false;
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}
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return $this->so->read(array('res_id' => $res_id));
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}
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/**
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* saves a resource. pictures are saved in vfs
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*
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* Cornelius Weiss <egw@von-und-zu-weiss.de>
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* @param array $resource array with key => value of all needed datas
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* @return string msg if somthing went wrong; nothing if all right
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*/
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function save($resource)
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{
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if(!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_EDIT))
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{
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return lang('You are not permitted to edit this reource!');
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}
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// we need an id to save pictures and make links...
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if(!$resource['res_id'])
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{
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$resource['res_id'] = $this->so->save($resource);
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}
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switch ($resource['picture_src'])
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{
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case 'own_src':
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$vfs_data = array('string' => $this->pictures_dir.$resource['res_id'].'.jpg','relatives' => array(RELATIVE_ROOT));
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if($resource['own_file']['size'] > 0)
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{
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$msg = $this->save_picture($resource['own_file'],$resource['res_id']);
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break;
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}
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elseif($this->vfs->file_exists($vfs_data))
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{
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break;
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}
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$resource['picture_src'] = 'cat_src';
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case 'cat_src':
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break;
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case 'gen_src':
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$resource['picture_src'] = $resource['gen_src_list'];
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break;
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default:
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if($resource['own_file']['size'] > 0)
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{
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$resource['picture_src'] = 'own_src';
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$msg = $this->save_picture($resource['own_file'],$resource['res_id']);
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}
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else
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{
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$resource['picture_src'] = 'cat_src';
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}
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}
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// somthing went wrong on saving own picture
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if($msg)
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{
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return $msg;
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}
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// delete old pictures
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if($resource['picture_src'] != 'own_src')
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{
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$this->remove_picture($resource['res_id']);
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}
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// save links
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if(is_array($resource['link_to']['to_id']))
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{
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$this->link->link('resources',$resource['res_id'],$resource['link_to']['to_id']);
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}
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if($resource['accessory_of'] != -1)
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{
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$this->link->link('resources',$resource['res_id'],'resources',$resource['accessory_of']);
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}
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if(!empty($resource['res_id']) && $this->so->get_value("cat_id",$resource['res_id']) != $resource['cat_id'] && $resource['accessory_of'] == -1)
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{
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$accessories = $this->get_acc_list($resource['res_id']);
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foreach($accessories as $accessory => $name)
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{
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$acc = $this->so->read($accessory);
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$acc['cat_id'] = $resource['cat_id'];
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$this->so->data = $acc;
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$this->so->save();
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}
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}
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return $this->so->save($resource) ? false : lang('Something went wrong by saving resource');
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}
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/**
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* deletes resource including pictures and links
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*
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* @author Lukas Weiss <wnz_gh05t@users.sourceforge.net>
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* @param int $res_id id of resource
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*/
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function delete($res_id)
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{
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if(!$this->acl->is_permitted($this->so->get_value('cat_id',$res_id),EGW_ACL_DELETE))
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{
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return lang('You are not permitted to delete this reource!');
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}
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if ($this->so->delete(array('res_id'=>$res_id)))
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{
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$this->remove_picture($res_id);
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$this->link->unlink(0,'resources',$res_id);
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// delete the resource from the calendar
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ExecMethod('calendar.socal.change_delete_user','r'.$res_id);
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return false;
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}
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return lang('Something went wrong by deleting resource');
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}
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/**
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* gets list of accessories for resource
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*
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* Cornelius Weiss <egw@von-und-zu-weiss.de>
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* @param int $res_id id of resource
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* @return array
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*/
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function get_acc_list($res_id)
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{
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if($res_id < 1){return;}
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$data = $this->so->search('','res_id,name','','','','','',$start,array('accessory_of' => $res_id),'',$need_full_no_count=true);
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foreach($data as $num => $resource)
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{
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$acc_list[$resource['res_id']] = $resource['name'];
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}
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return $acc_list;
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}
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/**
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* returns info about resource for calender
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* @author Cornelius Weiss<egw@von-und-zu-weiss.de>
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* @param int/array $res_id single id or array $num => $res_id
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* @return array
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*/
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function get_calendar_info($res_id)
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{
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//echo "<p>bo_resources::get_calendar_info(".print_r($res_id,true).")</p>\n";
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if(!is_array($res_id) && $res_id < 1) return;
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$data = $this->so->search(array('res_id' => $res_id),'res_id,cat_id,name,useable');
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foreach($data as $num => $resource)
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{
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$data[$num]['rights'] = false;
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foreach($this->cal_right_transform as $res_right => $cal_right)
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{
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if($this->acl->is_permitted($resource['cat_id'],$res_right))
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{
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$data[$num]['rights'] = $cal_right;
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}
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}
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$data[$num]['responsible'] = $this->acl->get_cat_admin($resource['cat_id']);
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}
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return $data;
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}
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/**
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* returns status for a new calendar entry depending on resources ACL
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* @author Cornelius Weiss <egw@von-und-zu-weiss.de>
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* @param int $res_id single id
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* @return array
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*/
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function get_calendar_new_status($res_id)
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{
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$data = $this->so->search(array('res_id' => $res_id),'res_id,cat_id,bookable');
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if($data[0]['bookable'] == 0) return 'x';
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return $this->acl->is_permitted($data[0]['cat_id'],EGW_ACL_DIRECT_BOOKING) ? A : U;
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}
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/**
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* @author Cornelius Weiss <egw@von-und-zu-weiss.de>
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* query infolog for entries matching $pattern
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*
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*/
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function link_query( $pattern )
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{
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$criteria = array('name' => $pattern, 'short_description' => $pattern);
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$only_keys = 'res_id,name,short_description';
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$filter = array(
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'cat_id' => array_flip((array)$this->acl->get_cats(EGW_ACL_READ)),
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//'accessory_of' => '-1'
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);
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$data = $this->so->search($criteria,$only_keys,$order_by='',$extra_cols='',$wildcard='%',$empty,$op='OR','',$filter);
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foreach($data as $num => $resource)
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{
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if($num != 0)
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{
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$list[$resource['res_id']] = $resource['name']. ($resource['short_description'] ? ', ['.$resource['short_description'].']':'');
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}
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}
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return $list;
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}
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/**
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* @author Cornelius Weiss <egw@von-und-zu-weiss.de>
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* get title for an infolog entry identified by $res_id
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*
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* @return string/boolean string with title, null if resource does not exist or false if no perms to view it
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*/
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function link_title( $resource )
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{
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if (!is_array($resource))
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{
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if (!($resource = $this->so->read(array('res_id' => $resource)))) return null;
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}
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if(!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_READ)) return false;
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return $resource['name']. ($resource['short_description'] ? ', ['.$resource['short_description'].']':'');
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}
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/**
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* resizes and saves an pictures in vfs
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*
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* Cornelius Weiss <egw@von-und-zu-weiss.de>
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* @param array $file array with key => value
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* @param int $resource_id
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* @return mixed string with msg if somthing went wrong; nothing if all right
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* TODO make thumb an picture sizes choosable by preferences
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*/
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function save_picture($file,$resouce_id)
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{
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// test upload dir
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$vfs_data = array('string'=>$this->vfs_basedir,'relatives'=>array(RELATIVE_ROOT));
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if (!($this->vfs->file_exists($vfs_data)))
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{
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$this->vfs->override_acl = 1;
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$this->vfs->mkdir($vfs_data);
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$vfs_data['string'] = $this->pictures_dir;
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$this->vfs->mkdir($vfs_data);
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$vfs_data['string'] = $this->thumbs_dir;
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$this->vfs->mkdir($vfs_data);
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$this->vfs->override_acl = 0;
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}
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switch($file['type'])
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{
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case 'image/gif':
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$src_img = imagecreatefromgif($file['tmp_name']);
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break;
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case 'image/jpeg':
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case 'image/pjpeg':
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$src_img = imagecreatefromjpeg($file['tmp_name']);
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break;
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case 'image/png':
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case 'image/x-png':
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$src_img = imagecreatefrompng($file['tmp_name']);
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break;
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default:
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return lang('Picture type is not supported, sorry!');
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}
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$src_img_size = getimagesize($file['tmp_name']);
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$dst_img_size = array( 0 => 320, 1 => 240);
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$thumb_size = array( 0 => 64, 1 => 48);
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$tmp_dir = $GLOBALS['egw_info']['server']['temp_dir'].'/';
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if($src_img_size[0] > 64 || $src_img_size[1] > 48)
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{
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$f = $thumb_size[0] / $src_img_size[0];
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$f = $thumb_size[1] / $src_img_size[1] < $f ? $thumb_size[1] / $src_img_size[1] : $f;
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$dst_img = imagecreatetruecolor($src_img_size[0] * $f, $src_img_size[1] * $f);
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imagecopyresized($dst_img,$src_img,0,0,0,0,$src_img_size[0] * $f,$src_img_size[1] * $f,$src_img_size[0],$src_img_size[1]);
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imagejpeg($dst_img,$tmp_dir.$resouce_id.'.thumb.jpg');
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if($src_img_size[0] > $dst_img_size[0] || $src_img_size[1] > $dst_img_size[1])
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{
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$f = $dst_img_size[0] / $src_img_size[0];
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$f = $dst_img_size[1] / $src_img_size[1] < $f ? $dst_img_size[1] / $src_img_size[1] : $f;
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$dst_img = imagecreatetruecolor($src_img_size[0] * $f, $src_img_size[1] * $f);
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imagecopyresized($dst_img,$src_img,0,0,0,0,$src_img_size[0] * $f,$src_img_size[1] * $f,$src_img_size[0],$src_img_size[1]);
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imagejpeg($dst_img,$tmp_dir.$resouce_id.'.jpg');
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}
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else
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{
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imagejpeg($src_img,$tmp_dir.$resouce_id.'.jpg');
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}
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imagedestroy($dst_img);
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}
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else
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{
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imagejpeg($src_img,$tmp_dir.$resouce_id.'.jpg');
|
||||
imagejpeg($src_img,$tmp_dir.$resouce_id.'.thumb.jpg');
|
||||
}
|
||||
imagedestroy($src_img);
|
||||
|
||||
$this->vfs->override_acl = 1;
|
||||
$this->vfs->cp(array(
|
||||
'from' => $tmp_dir.$resouce_id.'.jpg',
|
||||
'to' => $this->pictures_dir.$resouce_id.'.jpg',
|
||||
'relatives' => array(RELATIVE_NONE|VFS_REAL,RELATIVE_ROOT)
|
||||
));
|
||||
$this->vfs->set_attributes(array(
|
||||
'string' => $this->pictures_dir.$resouce_id.'.jpg',
|
||||
'relatives' => array (RELATIVE_ROOT),
|
||||
'attributes' => array (
|
||||
'mime_type' => 'image/jpeg',
|
||||
'comment' => 'picture of resource no.'.$resouce_id,
|
||||
'app' => $GLOBALS['egw_info']['flags']['currentapp']
|
||||
)));
|
||||
$this->vfs->cp(array(
|
||||
'from' => $tmp_dir.$resouce_id.'.thumb.jpg',
|
||||
'to' => $this->thumbs_dir.$resouce_id.'.jpg',
|
||||
'relatives' => array(RELATIVE_NONE|VFS_REAL,RELATIVE_ROOT)
|
||||
));
|
||||
$this->vfs->set_attributes(array(
|
||||
'string' => $this->thumbs_dir.$resouce_id.'.jpg',
|
||||
'relatives' => array (RELATIVE_ROOT),
|
||||
'attributes' => array (
|
||||
'mime_type' => 'image/jpeg',
|
||||
'comment' => 'thumbnail of resource no.'.$resouce_id,
|
||||
'app' => $GLOBALS['egw_info']['flags']['currentapp']
|
||||
)));
|
||||
$this->vfs->override_acl = 0;
|
||||
return;
|
||||
}
|
||||
|
||||
/**
|
||||
* get resource picture either from vfs or from symlink
|
||||
* Cornelius Weiss <egw@von-und-zu-weiss.de>
|
||||
* @param int $res_id id of resource
|
||||
* @param bool $size false = thumb, true = full pic
|
||||
* @return string url of picture
|
||||
*/
|
||||
function get_picture($res_id=0,$size=false)
|
||||
{
|
||||
if ($res_id > 0)
|
||||
{
|
||||
$src = $this->so->get_value('picture_src',$res_id);
|
||||
}
|
||||
switch($src)
|
||||
{
|
||||
case 'own_src':
|
||||
$picture = $this->conf->config_data['dont_use_vfs'] ? $GLOBALS['egw_info']['server']['webserver_url'] : 'vfs:';
|
||||
$picture .= $size ? $this->pictures_dir.$res_id.'.jpg' : $this->thumbs_dir.$res_id.'.jpg';
|
||||
break;
|
||||
case 'cat_src':
|
||||
list($picture) = $this->cats->return_single($this->so->get_value('cat_id',$res_id));
|
||||
$picture = unserialize($picture['data']);
|
||||
if($picture['icon'])
|
||||
{
|
||||
$picture = $GLOBALS['egw_info']['server']['webserver_url'].'/phpgwapi/images/'.$picture['icon'];
|
||||
break;
|
||||
}
|
||||
case 'gen_src':
|
||||
default :
|
||||
$picture = $GLOBALS['egw_info']['server']['webserver_url'].$this->resource_icons;
|
||||
$picture .= strstr($src,'.') ? $src : 'generic.png';
|
||||
}
|
||||
return $picture;
|
||||
}
|
||||
|
||||
/**
|
||||
* remove_picture
|
||||
* removes picture from vfs
|
||||
*
|
||||
* Cornelius Weiss <egw@von-und-zu-weiss.de>
|
||||
* @param int $res_id id of resource
|
||||
* @return bool succsess or not
|
||||
*/
|
||||
function remove_picture($res_id)
|
||||
{
|
||||
$vfs_data = array('string' => $this->pictures_dir.$res_id.'.jpg','relatives' => array(RELATIVE_ROOT));
|
||||
$this->vfs->override_acl = 1;
|
||||
if($this->vfs->file_exists($vfs_data))
|
||||
{
|
||||
$this->vfs->rm($vfs_data);
|
||||
$vfs_data['string'] = $this->thumbs_dir.$res_id.'.jpg';
|
||||
$this->vfs->rm($vfs_data);
|
||||
}
|
||||
$this->vfs->override_acl = 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* get_genpicturelist
|
||||
* gets all pictures from 'generic picutres dir' in selectbox style for eTemplate
|
||||
*
|
||||
* Cornelius Weiss <egw@von-und-zu-weiss.de>
|
||||
* @return array directory contens in eTemplates selectbox style
|
||||
*/
|
||||
function get_genpicturelist()
|
||||
{
|
||||
$icons['generic.png'] = lang('gernal resource');
|
||||
$dir = dir(EGW_SERVER_ROOT.$this->resource_icons);
|
||||
while($file = $dir->read())
|
||||
{
|
||||
if (preg_match('/\\.(png|gif|jpe?g)$/i',$file) && $file != 'generic.png')
|
||||
{
|
||||
$icons[$file] = substr($file,0,strpos($file,'.'));
|
||||
}
|
||||
}
|
||||
$dir->close();
|
||||
return $icons;
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user