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130 lines
4.3 KiB
PHP
Executable File
130 lines
4.3 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 Cornelius Weiss <egw@von-und-zu-weiss.de> *
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* and Lukas Weiss <wnz_gh05t@users.sourceforge.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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/* $Id: */
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class so_resources
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{
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function so_resources()
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{
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$this->db = clone($GLOBALS['egw']->db);
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$this->db->set_app('resources');
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$this->rs_table = 'egw_resources';
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}
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/**
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* searches db for rows matching searchcriteria and categories
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*
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* Cornelius Wei<65> <egw@von-und-zu-weiss.de>
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* '*' is replaced with sql-wildcard '%'
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* @param array $criteria array of key => value for search. (or'ed together)
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* @param array $cats array of cat_id => cat_name to be searched
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* @param &array $data reference of data array with cols to return in first row ( key => '')
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* @param int $accessory_of find accessories of id, default -1 = show all exept accessories
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* @param string $order_by fieldnames + {ASC|DESC} separated by colons ','
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* @param int $offset row to start from, default 0
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* @param int $num_rows number of rows to return (optional), default -1 = all, 0 will use $GLOBALS['egw_info']['user']['preferences']['common']['maxmatchs']
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*
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* @return int number of matching rows
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*/
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function search($criteria,$cats,&$data,$accessory_of=-1,$order_by='',$offset=false,$num_rows=-1)
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{
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$select = implode(',',array_keys($data[0]));
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foreach($criteria as $col => $value)
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{
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$where .= ($where ? " OR " : " ( " ). $col . ((strstr($value,'*') || strstr($value,'*')) ?
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" LIKE '" . strtr(str_replace('_','\\_',addslashes($value)),'*?','%_') ."'":
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"='" .$value."'");
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}
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$where .= " ) ";
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foreach ((array)$cats as $cat_id => $cat_name)
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{
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$wherecats .= ($wherecats ? " OR " : " AND ( " ) .'cat_id' . "=".(int)$cat_id;
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}
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$wherecats .= $wherecats ? " ) " : "";
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$whereacc = " AND (accessory_of ='".$accessory_of."')";
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$this->db->query( 'SELECT '.$select." FROM ".$this->rs_table." WHERE ".$where.$wherecats.$whereacc.
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($order_by != '' ? " ORDER BY $order_by" : ''),__LINE__,__FILE__);
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$nr = $this->db->nf();
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if($offset > 0 && $nr > $offset)
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{
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$this->db->seek($offset-1);
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}
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if($num_rows==0)
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{
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$num_rows = $GLOBALS['egw_info']['user']['preferences']['common']['maxmatchs'];
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}
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for ($n = 1; $this->db->next_record() && $n!=$num_rows+1; ++$n)
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{
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$data[$n] = $this->db->row();
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}
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unset($data[0]);
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return $nr;
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}
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/**
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* gets the value of $key from resource of $id
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*
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* Cornelius Wei<65> <egw@von-und-zu-weiss.de>
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* @param string $key key of value to get
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* @param int $id resource id
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* @return mixed value of key and resource, false if key or id not found.
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*/
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function get_value($key,$id)
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{
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if($this->db->select($this->rs_table,$key,array('id' => $id),__LINE__,__FILE__))
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{
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$value = $this->db->row(row);
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return $value[$key];
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}
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return false;
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}
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function delete($id)
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{
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$this->db->delete($this->rs_table,$id,__LINE__,__FILE__);
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return true;
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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 Wei<65> <egw@von-und-zu-weiss.de>
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* @param int $id resource id
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* @return array with key => value or false if not found
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*/
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function read($id)
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{
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if($this->db->select($this->rs_table,'*',array('id' => $id),__LINE__,__FILE__))
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{
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return $this->db->row(true);
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}
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return false;
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}
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/**
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* saves a resource including binary datas
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*
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* Cornelius Wei<65> <egw@von-und-zu-weiss.de>
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* @param array $resource key => value
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* @return mixed id of resource if all right, false if fale
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*/
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function save($resource)
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{
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return $this->db->insert($this->rs_table,$resource,array('id' => $resource['id']),__LINE__,__FILE__) ? $this->db->get_last_insert_id($this->rs_table, 'id') : false;
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}
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}
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