53 lines
1.3 KiB
PHP
53 lines
1.3 KiB
PHP
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<?php
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$re = '/([0-9]{1,2})/m';
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$request = explode('/', $_SERVER['PHP_SELF']);
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preg_match_all($re, $request[ count($request)-1], $matches, PREG_SET_ORDER, 0);
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$modulNr = $matches[0][0];
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$oppgNr = $matches[1][0];
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function getNavigation(): string {
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global $modulNr, $oppgNr;
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$returnArr = [];
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if($oppgNr > 1 && file_exists("index".$modulNr."_".($oppgNr-1).".php")){
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$returnArr[] = "<a href='index".$modulNr."_".($oppgNr-1).".php'>Oppgave ".($oppgNr-1)."</a>";
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}
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$returnArr[] = "<a href='./'>Tilbake til modulen</a>";
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if(file_exists("index".$modulNr."_".($oppgNr+1).".php")){
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$returnArr[] = "<a href='index".$modulNr."_".($oppgNr+1).".php'>Oppgave ".($oppgNr+1)."</a>";
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}
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return implode(' - ', $returnArr);
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}
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function title(): string {
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global $modulNr, $oppgNr;
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return "Modul ".$modulNr." - Oppgave $oppgNr";
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}
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function higher($int1, $int2): int {
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if($int1 >= $int2){
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return $int1;
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}
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return $int2;
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}
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function lower($int1, $int2): int {
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if($int1 < $int2){
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return $int1;
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}
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return $int2;
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}
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function str_lreplace($search, $replace, $subject){
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$pos = strrpos($subject, $search);
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if($pos !== false){
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$subject = substr_replace($subject, $replace, $pos, strlen($search));
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}
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return $subject;
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}
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