diff --git a/resources/inc/class.bo_resources.inc.php b/resources/inc/class.bo_resources.inc.php new file mode 100755 index 0000000000..c5f88b1adf --- /dev/null +++ b/resources/inc/class.bo_resources.inc.php @@ -0,0 +1,541 @@ + + * @author Lukas Weiss + * @version $Id$ + */ + + +/** + * General business object for resources + * + * @package resources + */ +class bo_resources +{ + var $vfs_basedir = '/resources/'; + var $pictures_dir = '/resources/pictures/'; + var $thumbs_dir = '/resources/pictures/thumbs/'; + var $resource_icons = '/resources/templates/default/images/resource_icons/'; + var $debug = 0; + + function bo_resources() + { + $this->so =& CreateObject('resources.so_resources'); + $this->acl =& CreateObject('resources.bo_acl'); + $this->cats = $this->acl->egw_cats; + $this->vfs =& CreateObject('phpgwapi.vfs'); + $this->link =& CreateObject('phpgwapi.bolink'); + $this->conf =& CreateObject('phpgwapi.config'); + $this->conf->read_repository(); + + $this->cal_right_transform = array( + EGW_ACL_CALREAD => EGW_ACL_READ, + EGW_ACL_DIRECT_BOOKING => EGW_ACL_READ | EGW_ACL_ADD | EGW_ACL_EDIT | EGW_ACL_DELETE, + EGW_ACL_CAT_ADMIN => EGW_ACL_READ | EGW_ACL_ADD | EGW_ACL_EDIT | EGW_ACL_DELETE, + ); + } + + /** + * get rows for resources list + * + * Cornelius Weiss + */ + function get_rows($query,&$rows,&$readonlys) + { + if ($this->debug) _debug_array($query); + $query['search'] = $query['search'] ? $query['search'] : '*'; + $criteria = array('name' => $query['search'], 'short_description' => $query['search'], 'inventory_number' => $query['search']); + $read_onlys = 'res_id,name,short_description,quantity,useable,bookable,buyable,cat_id,location,storage_info'; + + $accessory_of = $query['view_accs_of'] ? $query['view_accs_of'] : -1; + $filter = array('accessory_of' => $accessory_of); + if ($query['filter']) + { + $filter = $filter + array('cat_id' => $query['filter']); + } + else + { + $readcats = array_flip((array)$this->acl->get_cats(EGW_ACL_READ)); + if($readcats) $filter = $filter + array('cat_id' => $readcats); + } + if($query['show_bookable']) $filter = $filter + array('bookable' => true); + $order_by = $query['order'] ? $query['order'].' '. $query['sort'] : ''; + $start = (int)$query['start']; + + $rows = $this->so->search($criteria,$read_onlys,$order_by,'','',$empty=False,$op='OR',$start,$filter,$join='',$need_full_no_count=false); + $nr = $this->so->total; + + // we are called to serve bookable resources (e.g. calendar-dialog) + if($query['show_bookable']) + { + // This is somehow ugly, i know... + foreach((array)$rows as $num => $resource) + { + $rows[$num]['default_qty'] = 1; + } + // we don't need all the following testing + return $nr; + } + + foreach((array)$rows as $num => $resource) + { + if (!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_EDIT)) + { + $readonlys["edit[$resource[res_id]]"] = true; + } + if (!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_DELETE)) + { + $readonlys["delete[$resource[res_id]]"] = true; + } + if ((!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_ADD)) || $accessory_of != -1) + { + $readonlys["new_acc[$resource[res_id]]"] = true; + } + if (!$resource['bookable'] /* && calender-acl viewable */) + { + $readonlys["bookable[$resource[res_id]]"] = true; + $readonlys["calendar[$resource[res_id]]"] = true; + } + if (!$resource['buyable']) + { + $readonlys["buyable[$resource[res_id]]"] = true; + } + $readonlys["view_acc[$resource[res_id]]"] = true; + $links = $this->link->get_links('resources',$resource['res_id']); + if(count($links) != 0 && $accessory_of == -1) + { + foreach ($links as $link_num => $link) + { + if($link['app'] == 'resources') + { + if($this->so->get_value('accessory_of',$link['res_id']) != -1) + { + $readonlys["view_acc[$resource[res_id]]"] = false; + } + } + } + } + $rows[$num]['picture_thumb'] = $this->get_picture($resource['res_id']); + $rows[$num]['admin'] = $this->acl->get_cat_admin($resource['cat_id']); + } + return $nr; + } + + /** + * reads a resource exept binary datas + * + * Cornelius Weiss + * @param int $res_id resource id + * @return array with key => value or false if not found or allowed + */ + function read($res_id) + { + if(!$this->acl->is_permitted($this->so->get_value('cat_id',$res_id),EGW_ACL_READ)) + { + echo lang('You are not permitted to get information about this resource!') . '
'; + echo lang('Notify your administrator to correct this situation') . '
'; + return false; + } + return $this->so->read(array('res_id' => $res_id)); + } + + /** + * saves a resource. pictures are saved in vfs + * + * Cornelius Weiss + * @param array $resource array with key => value of all needed datas + * @return string msg if somthing went wrong; nothing if all right + */ + function save($resource) + { + if(!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_EDIT)) + { + return lang('You are not permitted to edit this reource!'); + } + + // we need an id to save pictures and make links... + if(!$resource['res_id']) + { + $resource['res_id'] = $this->so->save($resource); + } + + switch ($resource['picture_src']) + { + case 'own_src': + $vfs_data = array('string' => $this->pictures_dir.$resource['res_id'].'.jpg','relatives' => array(RELATIVE_ROOT)); + if($resource['own_file']['size'] > 0) + { + $msg = $this->save_picture($resource['own_file'],$resource['res_id']); + break; + } + elseif($this->vfs->file_exists($vfs_data)) + { + break; + } + $resource['picture_src'] = 'cat_src'; + case 'cat_src': + break; + case 'gen_src': + $resource['picture_src'] = $resource['gen_src_list']; + break; + default: + if($resource['own_file']['size'] > 0) + { + $resource['picture_src'] = 'own_src'; + $msg = $this->save_picture($resource['own_file'],$resource['res_id']); + } + else + { + $resource['picture_src'] = 'cat_src'; + } + } + // somthing went wrong on saving own picture + if($msg) + { + return $msg; + } + + // delete old pictures + if($resource['picture_src'] != 'own_src') + { + $this->remove_picture($resource['res_id']); + } + + // save links + if(is_array($resource['link_to']['to_id'])) + { + $this->link->link('resources',$resource['res_id'],$resource['link_to']['to_id']); + } + if($resource['accessory_of'] != -1) + { + $this->link->link('resources',$resource['res_id'],'resources',$resource['accessory_of']); + } + + if(!empty($resource['res_id']) && $this->so->get_value("cat_id",$resource['res_id']) != $resource['cat_id'] && $resource['accessory_of'] == -1) + { + $accessories = $this->get_acc_list($resource['res_id']); + foreach($accessories as $accessory => $name) + { + $acc = $this->so->read($accessory); + $acc['cat_id'] = $resource['cat_id']; + $this->so->data = $acc; + $this->so->save(); + } + } + + return $this->so->save($resource) ? false : lang('Something went wrong by saving resource'); + } + + /** + * deletes resource including pictures and links + * + * @author Lukas Weiss + * @param int $res_id id of resource + */ + function delete($res_id) + { + if(!$this->acl->is_permitted($this->so->get_value('cat_id',$res_id),EGW_ACL_DELETE)) + { + return lang('You are not permitted to delete this reource!'); + } + + if ($this->so->delete(array('res_id'=>$res_id))) + { + $this->remove_picture($res_id); + $this->link->unlink(0,'resources',$res_id); + // delete the resource from the calendar + ExecMethod('calendar.socal.change_delete_user','r'.$res_id); + return false; + } + return lang('Something went wrong by deleting resource'); + } + + /** + * gets list of accessories for resource + * + * Cornelius Weiss + * @param int $res_id id of resource + * @return array + */ + function get_acc_list($res_id) + { + if($res_id < 1){return;} + $data = $this->so->search('','res_id,name','','','','','',$start,array('accessory_of' => $res_id),'',$need_full_no_count=true); + foreach($data as $num => $resource) + { + $acc_list[$resource['res_id']] = $resource['name']; + } + return $acc_list; + } + + /** + * returns info about resource for calender + * @author Cornelius Weiss + * @param int/array $res_id single id or array $num => $res_id + * @return array + */ + function get_calendar_info($res_id) + { + //echo "

bo_resources::get_calendar_info(".print_r($res_id,true).")

\n"; + if(!is_array($res_id) && $res_id < 1) return; + + $data = $this->so->search(array('res_id' => $res_id),'res_id,cat_id,name,useable'); + + foreach($data as $num => $resource) + { + $data[$num]['rights'] = false; + foreach($this->cal_right_transform as $res_right => $cal_right) + { + if($this->acl->is_permitted($resource['cat_id'],$res_right)) + { + $data[$num]['rights'] = $cal_right; + } + } + $data[$num]['responsible'] = $this->acl->get_cat_admin($resource['cat_id']); + } + return $data; + } + + /** + * returns status for a new calendar entry depending on resources ACL + * @author Cornelius Weiss + * @param int $res_id single id + * @return array + */ + function get_calendar_new_status($res_id) + { + $data = $this->so->search(array('res_id' => $res_id),'res_id,cat_id,bookable'); + if($data[0]['bookable'] == 0) return 'x'; + return $this->acl->is_permitted($data[0]['cat_id'],EGW_ACL_DIRECT_BOOKING) ? A : U; + } + + /** + * @author Cornelius Weiss + * query infolog for entries matching $pattern + * + */ + function link_query( $pattern ) + { + $criteria = array('name' => $pattern, 'short_description' => $pattern); + $only_keys = 'res_id,name,short_description'; + $filter = array( + 'cat_id' => array_flip((array)$this->acl->get_cats(EGW_ACL_READ)), + //'accessory_of' => '-1' + ); + $data = $this->so->search($criteria,$only_keys,$order_by='',$extra_cols='',$wildcard='%',$empty,$op='OR','',$filter); + foreach($data as $num => $resource) + { + if($num != 0) + { + $list[$resource['res_id']] = $resource['name']. ($resource['short_description'] ? ', ['.$resource['short_description'].']':''); + } + } + return $list; + } + + /** + * @author Cornelius Weiss + * get title for an infolog entry identified by $res_id + * + * @return string/boolean string with title, null if resource does not exist or false if no perms to view it + */ + function link_title( $resource ) + { + if (!is_array($resource)) + { + if (!($resource = $this->so->read(array('res_id' => $resource)))) return null; + } + if(!$this->acl->is_permitted($resource['cat_id'],EGW_ACL_READ)) return false; + + return $resource['name']. ($resource['short_description'] ? ', ['.$resource['short_description'].']':''); + } + + /** + * resizes and saves an pictures in vfs + * + * Cornelius Weiss + * @param array $file array with key => value + * @param int $resource_id + * @return mixed string with msg if somthing went wrong; nothing if all right + * TODO make thumb an picture sizes choosable by preferences + */ + function save_picture($file,$resouce_id) + { + // test upload dir + $vfs_data = array('string'=>$this->vfs_basedir,'relatives'=>array(RELATIVE_ROOT)); + if (!($this->vfs->file_exists($vfs_data))) + { + $this->vfs->override_acl = 1; + $this->vfs->mkdir($vfs_data); + $vfs_data['string'] = $this->pictures_dir; + $this->vfs->mkdir($vfs_data); + $vfs_data['string'] = $this->thumbs_dir; + $this->vfs->mkdir($vfs_data); + $this->vfs->override_acl = 0; + } + + switch($file['type']) + { + case 'image/gif': + $src_img = imagecreatefromgif($file['tmp_name']); + break; + case 'image/jpeg': + case 'image/pjpeg': + $src_img = imagecreatefromjpeg($file['tmp_name']); + break; + case 'image/png': + case 'image/x-png': + $src_img = imagecreatefrompng($file['tmp_name']); + break; + default: + return lang('Picture type is not supported, sorry!'); + } + + $src_img_size = getimagesize($file['tmp_name']); + $dst_img_size = array( 0 => 320, 1 => 240); + $thumb_size = array( 0 => 64, 1 => 48); + + $tmp_dir = $GLOBALS['egw_info']['server']['temp_dir'].'/'; + if($src_img_size[0] > 64 || $src_img_size[1] > 48) + { + $f = $thumb_size[0] / $src_img_size[0]; + $f = $thumb_size[1] / $src_img_size[1] < $f ? $thumb_size[1] / $src_img_size[1] : $f; + $dst_img = imagecreatetruecolor($src_img_size[0] * $f, $src_img_size[1] * $f); + imagecopyresized($dst_img,$src_img,0,0,0,0,$src_img_size[0] * $f,$src_img_size[1] * $f,$src_img_size[0],$src_img_size[1]); + imagejpeg($dst_img,$tmp_dir.$resouce_id.'.thumb.jpg'); + if($src_img_size[0] > $dst_img_size[0] || $src_img_size[1] > $dst_img_size[1]) + { + $f = $dst_img_size[0] / $src_img_size[0]; + $f = $dst_img_size[1] / $src_img_size[1] < $f ? $dst_img_size[1] / $src_img_size[1] : $f; + $dst_img = imagecreatetruecolor($src_img_size[0] * $f, $src_img_size[1] * $f); + imagecopyresized($dst_img,$src_img,0,0,0,0,$src_img_size[0] * $f,$src_img_size[1] * $f,$src_img_size[0],$src_img_size[1]); + imagejpeg($dst_img,$tmp_dir.$resouce_id.'.jpg'); + } + else + { + imagejpeg($src_img,$tmp_dir.$resouce_id.'.jpg'); + } + imagedestroy($dst_img); + } + else + { + 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 + * @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 + * @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 + * @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; + } +}