mirror of
https://github.com/FH-Complete/FHC-Core.git
synced 2026-06-01 20:29:29 +00:00
Paolo
136 lines
3.4 KiB
PHP
136 lines
3.4 KiB
PHP
<?php
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/* Copyright (C) 2010 Technikum-Wien
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
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*
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* Authors: Christian Paminger <christian.paminger@technikum-wien.at>,
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* Andreas Oesterreicher <andreas.oesterreicher@technikum-wien.at>
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*
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*/
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/**
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* Implementation super class
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*/
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class basis
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{
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/**
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* Error message
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* @var base_errors $msgs
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*/
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public $errormsg;
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/**
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* Constructor
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*
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* @param string $dbSystem Choose the DB-System.
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* @access public
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*/
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public function __construct($dbSystem = 'pgsql')
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{
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//empty
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}
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/**
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* @return string
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*/
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public function getErrorMsg()
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{
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return $this->errormsg;
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}
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/**
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* wenn $var '' ist wird NULL zurueckgegeben
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* wenn $var !='' ist werden Datenbankkritische
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* Zeichen mit Backslash versehen und das Ergbnis
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* unter Hochkomma gesetzt.
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*
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* ToDo: 12/2011 DEPRECATED use db_add_param
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* @param string $var The String you want to be slashed.
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* @return string
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*/
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public function addslashes($var)
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{
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return ($var != ''?"'".addslashes($var)."'":'null');
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}
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/**
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* Splittet ein Array auf um es zB in der IN Klausel eines SQL Befehles zu verwenden
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* Die einzelnen Elemente werden unter Hochkomma gesetzt und mit Beistrich getrennt.
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* ToDo: Its also deprecated
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* @param array $array Array to be imploded.
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* @return string
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*/
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public function implode4SQL($array)
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{
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$string = '';
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foreach ($array as $row)
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{
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if($string != '')
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$string .= ',';
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$string .= "'".addslashes($row)."'";
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}
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return $string;
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}
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/**
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* Berechnet die Kalenderwoche eines gegebenen Datums
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* Datum muss timestamp uebergeben werden
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* @param timestamp $datum Timestamp from which to calculate the CalendarWeek.
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* @return int
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*/
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public function kw($datum)
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{
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//$woche=date("W",mktime($date[hours],$date[minutes],$date[seconds],$date[mon],$date[mday],$date[year]));
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if (!date("w", $datum))
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$datum += 86400;
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//echo date("l j.m.Y - W",$datum);
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$woche = date("W", $datum);
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// ToDo: Every 4 year we have a Problem.
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//if ($woche == 53)
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// $woche = 1;
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return $woche;
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}
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/**
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* Springt zur entsprechenden KW im aktuellen Jahr
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*
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* @param timestamp $datum Timestamp from which to start.
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* @param signed int $wochen Number of Weeks to jump.
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* @return int
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*/
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public function jump_week($datum, $wochen)
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{
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$stundeVor = date("G", $datum);
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// Eine Woche sind 604800 Sekunden
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$datum += 604800 * $wochen;
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$stundeNach = date("G", $datum);
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if ($stundeNach != $stundeVor)
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$datum += 3600;
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return $datum;
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}
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/**
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* Konvertiert eine Zeichenkette,
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* damit diese in HTML Dokumenten sicher ausgegeben werden kann
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*
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* @param string $value The HTML-Chars to convert.
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* @return string
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*/
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public function convert_html_chars($value)
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{
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return htmlspecialchars($value ?? '');
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}
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}
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