forked from extern/egroupware
384 lines
12 KiB
PHP
Executable File
384 lines
12 KiB
PHP
Executable File
<?php
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/**************************************************************************\
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* eGroupWare - resources - Resource Management System *
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* http://www.egroupware.org *
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* Written by Lukas Weiss [ichLukas@gmx.de] and *
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* Cornelius Weiss [nelius@gmx.net] *
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* ----------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; either version 2 of the License, or (at your *
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* option) any later version. *
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\**************************************************************************/
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/* $Id$ */
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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 $resource_icons = '/resources/templates/default/images/resource_icons/';
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function bo_resources()
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{
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$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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$this->link = CreateObject('infolog.bolink');
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}
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/*!
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@function get_rows
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@abstract get rows for resources list
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@autor Cornelius Weiß <egw@von-und-zu-weiss.de>
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*/
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function get_rows($query,&$rows,&$readonlys)
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{
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$query['search'] = $query['search'] ? $query['search'] : '*';
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$criteria = array( 'name' => $query['search'],
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'short_description' => $query['search']
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);
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$cats = $query['filter'] ? array($query['filter'] => '') : $this->acl->get_cats(PHPGW_ACL_READ);
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$rows = array( 0 => array( 'id' => '',
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'name' => '',
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'short_description' => '',
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'quantity' => '',
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'useable' => '',
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'bookable' => '',
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'buyable' => '',
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'cat_id' => '',
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'location' => ''
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));
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$order_by = $query['order'] ? $query['order'].' '. $query['sort'] : '';
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$nr = $this->so->search($criteria,$cats,&$rows,$order_by,$offset=$query['start'],$num_rows=0);
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foreach($rows as $num => $resource)
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{
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if (!$this->acl->is_permitted($resource['cat_id'],PHPGW_ACL_EDIT))
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{
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$readonlys["edit[$resource[id]]"] = true;
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}
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if (!$this->acl->is_permitted($resource['cat_id'],PHPGW_ACL_DELETE))
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{
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$readonlys["delete[$resource[id]]"] = true;
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}
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if (!$resource['bookable'] /* && calender-acl viewable */)
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{
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$readonlys["bookable[$resource[id]]"] = true;
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}
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if (!$resource['buyable'])
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{
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$readonlys["buyable[$resource[id]]"] = true;
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}
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$rows[$num]['picture_thumb'] = $this->get_picture($resource['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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@function read
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@abstract reads a resource exept binary datas
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@autor Cornelius Weiß <egw@von-und-zu-weiss.de>
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@param int $id resource id
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@return array with key => value or false if not found or allowed
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*/
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function read($id)
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{
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if(!$this->acl->is_permitted($this->so->get_value('cat_id',$id),PHPGW_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 $this->so->read($id);
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}
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/*!
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@function save
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@abstract saves a resource. pictures are saved in vfs
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@autor 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'],PHPGW_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(!$resource['id'])
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{
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$resource['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['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'],$resource['id']);
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break;
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}
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elseif($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'],$resource['id']);
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}
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else
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{
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$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['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',$resource['id'],$resource['link_to']['to_id']);
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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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function delete($id)
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{
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return $this->so->delete(array('id'=>$id)) ? false : lang('Something went wrong by saving resource');
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}
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/*!
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@function get_acc_list
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@abstract gets list of accessories for resource
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@autor Cornelius Weiß <egw@von-und-zu-weiss.de>
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@param int $id id of resource
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@return array
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*/
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function get_acc_list($id)
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{
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if($id < 1){return;}
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$cat_id = $this->so->get_value('cat_id',$id);
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$data[0] = array('id' => '', 'name' => '');
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$this->so->search(array('accessory_only' => 1),array($cat_id => ''),&$data,$order_by='',$offset=false,$num_rows=-1);
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foreach($data as $num => $resource)
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{
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if($num != 0)
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{
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$acc_list[$resource['id']] = $resource['name'];
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}
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}
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return $acc_list;
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}
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/*!
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@function save_picture
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@abstract resizes and saves an pictures in vfs
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@autor 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 = $GLOBALS['phpgw_info']['server']['temp_dir'].'/';
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if($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.$resouce_id.'.jpg');
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imagejpeg($src_img,$tmp_dir.$resouce_id.'.thumb.jpg');
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}
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imagedestroy($src_img);
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$this->vfs->override_acl = 1;
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$this->vfs->mv(array(
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'from' => $tmp_dir.$resouce_id.'.jpg',
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'to' => $this->pictures_dir.$resouce_id.'.jpg',
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'relatives' => array(RELATIVE_NONE|VFS_REAL,RELATIVE_ROOT)
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));
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$this->vfs->set_attributes(array(
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'string' => $this->pictures_dir.$resouce_id.'.jpg',
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'relatives' => array (RELATIVE_ROOT),
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'attributes' => array (
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'mime_type' => 'image/jpeg',
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'comment' => 'picture of resource no.'.$resouce_id,
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'app' => $GLOBALS['phpgw_info']['flags']['currentapp']
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)));
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$this->vfs->mv(array(
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'from' => $tmp_dir.$resouce_id.'.thumb.jpg',
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'to' => $this->thumbs_dir.$resouce_id.'.jpg',
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'relatives' => array(RELATIVE_NONE|VFS_REAL,RELATIVE_ROOT)
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));
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$this->vfs->set_attributes(array(
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'string' => $this->thumbs_dir.$resouce_id.'.jpg',
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'relatives' => array (RELATIVE_ROOT),
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'attributes' => array (
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'mime_type' => 'image/jpeg',
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'comment' => 'thumbnail of resource no.'.$resouce_id,
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'app' => $GLOBALS['phpgw_info']['flags']['currentapp']
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)));
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$this->vfs->override_acl = 0;
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return;
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}
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/*!
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@function get_picture
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@abstact get resource picture either from vfs or from symlink
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@autor Cornelius Weiß <egw@von-und-zu-weiss.de>
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@param int $id id of resource
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@param bool $size false = thumb, true = full pic
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@return string url of picture
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*/
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function get_picture($id,$size=false)
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{
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if ($id > 0)
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{
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$src = $this->so->get_value('picture_src',$id);
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}
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switch($src)
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{
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case 'own_src':
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$picture = false /*$this->config->use_vfs*/ ? 'vfs:' : $GLOBALS['phpgw_info']['server']['webserver_url'];
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$picture .= $size ? $this->pictures_dir.$id.'.jpg' : $this->thumbs_dir.$id.'.jpg';
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break;
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case 'cat_src':
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list($picture) = $this->cats->return_single($this->so->get_value('cat_id',$id));
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$picture = unserialize($picture['data']);
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if($picture['icon'])
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{
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$picture = $GLOBALS['phpgw_info']['server']['webserver_url'].'/phpgwapi/images/'.$picture['icon'];
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break;
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}
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case 'gen_src':
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default :
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$picture = $GLOBALS['phpgw_info']['server']['webserver_url'].$this->resource_icons;
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$picture .= strstr($src,'.') ? $src : 'generic.png';
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}
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return $picture;
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}
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/*!
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@fuction remove_picture
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@abstract removes picture from vfs
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@autor Cornelius Weiß <egw@von-und-zu-weiss.de>
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@param int $id id of resource
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@return bool succsess or not
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*/
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function remove_picture($id)
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{
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$vfs_data = array('string' => $this->pictures_dir.$id.'.jpg','relatives' => array(RELATIVE_ROOT));
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$this->vfs->override_acl = 1;
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if($this->vfs->file_exists($vfs_data))
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{
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$this->vfs->rm($vfs_data);
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$vfs_data['string'] = $this->thumbs_dir.$id.'.jpg';
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$this->vfs->rm($vfs_data);
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}
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$this->vfs->override_acl = 0;
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}
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/*!
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@fuction get_genpicturelist
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@abstract gets all pictures from 'generic picutres dir' in selectbox style for eTemplate
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@autor Cornelius Weiß <egw@von-und-zu-weiss.de>
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@return array directory contens in eTemplates selectbox style
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*/
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function get_genpicturelist()
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{
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$icons['generic.png'] = lang('gernal resource');
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$dir = dir(PHPGW_SERVER_ROOT.$this->resource_icons);
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while($file = $dir->read())
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{
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if (preg_match('/\\.(png|gif|jpe?g)$/i',$file) && $file != 'generic.png')
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{
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$icons[$file] = substr($file,0,strpos($file,'.'));
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}
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}
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$dir->close();
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return $icons;
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}
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}
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