Files
WKVS/scripts/string-calculator/string-calculator-functions.php

281 lines
11 KiB
PHP

<?php
if (!isset($baseDir)) {
$baseDir = $_SERVER['DOCUMENT_ROOT'];
}
//ini_set('display_errors', 1);
//ini_set('display_startup_errors', 1);
require $baseDir . '/../composer/vendor/autoload.php';
use ChrisKonnertz\StringCalc\StringCalc;
class NotenRechner {
private $Rfunctions = ["MAXR", "MINR", "AVGR", "SUMR"];
private $RfunctionsSan = [];
public function __construct(
private StringCalc $rechner = new StringCalc()
) {
$this->RfunctionsSan = implode('|', array_map('preg_quote', $this->Rfunctions));
}
/*
Es wird ein Array mit allen Notentypen pro Gerät, Jahr und Person erwartet, so dass noten_bezeichnung_id als Key verwendet werden kann:
$valuesArray = [
noten_bezeichnung_id => value,
];
*/
private function santinzeString(string $string) : string
{
$replacePattern = '/[^a-zA-Z0-9(){}+*\/.\-\[\]]/';
return preg_replace($replacePattern, "", $string);
}
public function getBenoetigteIds(string $schemaRaw)
{
$schema = $this->santinzeString($schemaRaw);
preg_match_all('/\{(\d+)\}/', $schema, $matches);
return $matches[1];
}
public function getBenoetigteIdsComplex(string $schemaRaw)
{
$schema = $this->santinzeString($schemaRaw);
$indexedMatches = [];
// Pattern breakdown:
// \{(\d+) -> Match { and capture the first number (Note ID)
// (?:\[(\w*)\])? -> OPTIONALLY match [ and capture alphanumeric content inside (Apparatus ID)
// (?:\[(\d+)\])? -> OPTIONALLY match [ and capture number inside (Run Number)
// \} -> Match the closing }
if (preg_match_all('/\{(\d+)(?:\[(\w*)\])?(?:\[(\d+)\])?\}/', $schema, $matches, PREG_SET_ORDER)) {
foreach ($matches as $match) {
$noteId = $match[1];
$rawGeraet = $match[2] ?? 'S';
$geraetId = ($rawGeraet === 'S' || $rawGeraet === '') ? 'A' : $rawGeraet;
$runNumber = isset($match[3]) ? (int)$match[3] : 1;
$indexedMatches[] = [
'noteId' => $noteId,
'geraetId' => $geraetId,
'run' => $runNumber
];
}
}
return $indexedMatches;
}
private function insertValues(string $schemaRaw, array $valuesArray = [])
{
$schema = $this->santinzeString($schemaRaw);
$idsNeeded = $this->getBenoetigteIds($schemaRaw);
$missingIds = array_diff($idsNeeded, array_keys($valuesArray));
if (!empty($missingIds)) {
return ['success' => false, 'value' => 'Fehlende IDs'];
}
try {
$returnStr = preg_replace_callback('/\{(\d+)\}/', function($m) use ($valuesArray) {
return $valuesArray[$m[1]];
}, $schema);
return ['success' => true, 'value' => $returnStr];
} catch (\Exception $e) {
return ['success' => false, 'value' => 'Problem beim Einsetzen der Werte'];
}
}
private function insertValuesComplex(string $schemaRaw, array $valuesArray, int $currentId, int $runNumber)
{
$schema = $this->santinzeString($schemaRaw);
$idsNeededArray = $this->getBenoetigteIdsComplex($schemaRaw);
// 1. Validation Loop
foreach ($idsNeededArray as $sina) {
$noteId = $sina['noteId'];
$geraetIdSearch = ($sina['geraetId'] === 'A') ? $currentId : $sina['geraetId'];
if (!isset($valuesArray[$geraetIdSearch][$noteId][$runNumber])) {
return ['success' => false, 'value' => "Fehlende Daten für Gerät $geraetIdSearch, Note $noteId, Lauf $runNumber"];
}
}
try {
$returnStr = preg_replace_callback('/\{(\d+)(?:\[(\w*)\])?(?:\[(\d+)\])?\}/', function($m) use ($valuesArray, $currentId, $runNumber) {
$noteId = $m[1];
// Get value inside brackets, default to 'S' if none exists
$rawGeraet = $m[2] ?? 'S';
$geraetId = ($rawGeraet === 'S' || $rawGeraet === '') ? $currentId : $rawGeraet;
// Return value from [Device][Note][Run]
return $valuesArray[$geraetId][$noteId][$runNumber] ?? 0;
}, $schema);
return ['success' => true, 'value' => $returnStr];
} catch (\Exception $e) {
return ['success' => false, 'value' => 'Problem beim Einsetzen der Werte'];
}
}
private function calculate(string $rechnungRaw) {
global $rechner;
$rechnung = $this->santinzeString($rechnungRaw);
try {
$result = $this->rechner->calculate($rechnung);
return ['success' => true, 'value' => floatval($result)];
} catch (\ChrisKonnertz\StringCalc\Exceptions\StringCalcException $e) {
return ['success' => false, 'value' => 'Problem bei der Berechnung: Ungültige Syntax'];
} catch (\Exception $e) {
return ['success' => false, 'value' => 'Problem bei der Berechnung'];
}
}
public function berechneString(string $schemaRaw, array $valuesArray = []) {
if ($schemaRaw === '') { return ['success' => false, 'value' => 'Leeres Schema']; }
$rechnungArray = $this->insertValues($schemaRaw, $valuesArray);
if (!isset($rechnungArray['success']) || !isset($rechnungArray['value']) || !$rechnungArray['success']) {
return ['success' => false, 'value' => $rechnungArray['value'] ?? 'Fehler beim Einsetzen der Werte oder Werte fehlen'];
}
return $this->calculate($rechnungArray['value']);
}
public function berechneStringComplex(string $schemaRaw, array $valuesArray = [], int $geraetId = 0, int $run_number = 0) {
if ($schemaRaw === '') { return ['success' => false, 'value' => 'Leeres Schema']; }
if ($geraetId === 0) { return ['success' => false, 'value' => 'Keine Geraet Id angegeben.']; }
if ($run_number === 0) { return ['success' => false, 'value' => 'Keine Run_Number angegeben.']; }
$rechnungArray = $this->insertValuesComplex($schemaRaw, $valuesArray, $geraetId, $run_number);
if (!isset($rechnungArray['success']) || !isset($rechnungArray['value']) || !$rechnungArray['success']) {
return ['success' => false, 'value' => $rechnungArray['value'] . " RECHNUNG: " . $schemaRaw ?? 'Fehler beim Einsetzen der Werte oder Werte fehlen'];
}
return $this->calculate($rechnungArray['value']);
}
public function berechneStringComplexRun(string $schemaRaw, array $valuesArray = [], int $geraetId = 0, int $programm = 0, array $arrayRuns = []) {
if ($schemaRaw === '') { return ['success' => false, 'value' => 'Leeres Schema']; }
if ($geraetId === 0) { return ['success' => false, 'value' => 'Keine Geraet Id angegeben.']; }
if ($programm === 0) { return ['success' => false, 'value' => 'Kein Programm angegeben.']; }
if ($arrayRuns === []) { return ['success' => false, 'value' => 'Leeres Array Runs Noten.']; }
$rechnung = $this->insertRunValues($schemaRaw, $valuesArray, $geraetId, $programm, $arrayRuns);
if (!isset($rechnung) || $rechnung === '') {
return ['success' => false, 'value' => 'Fehler beim Einsetzen der Werte oder Werte fehlen'];
}
return $this->calculate($rechnung);
}
private function insertRunValues($schema, $valuesArray, $currentId, $programm, $arrayRuns) {
$pattern = '/(?P<fn_name>' . $this->RfunctionsSan . ')\((?P<content>(?:(?R)|[^()])*)\)/';
return preg_replace_callback($pattern, function($m) use ($valuesArray, $currentId, $programm, $arrayRuns) {
$name = $m['fn_name'];
$content = $m['content'];
// Resolve inner nested functions first
$content = $this->insertRunValues($content, $valuesArray, $currentId, $programm, $arrayRuns);
if (!in_array($name, $this->Rfunctions)) {
return $m[0];
}
$parts = [];
$ids = $this->getBenoetigteIdsComplex($content);
$runCount = 0;
foreach ($ids as $sid) {
$geraetId = ($sid['geraetId'] === 'A') ? $currentId : $sid['geraetId'];
$runCountN = $arrayRuns[$sid['noteId']][$geraetId][$programm] ?? $arrayRuns["default"] ?? 1;
//var_dump($arrayRuns[$sid['noteId']][$geraetId][$programm]);
if ($runCount !== $runCountN && $runCount !== 0) { return; }
$runCount = $runCountN;
}
$string = "";
switch ($name) {
case "AVGR":
case "SUMR":
for ($r = 1; $r <= $runCount; $r++) {
$res = $this->insertValuesComplex($content, $valuesArray, $currentId, $r);
// FIXED: Only bail if success is false
if (!$res['success']) {
return "0"; // Or handle error as needed
}
$parts[] = "(" . $res['value'] . ")";
}
$innerMath = implode(" + ", $parts);
$string = ($name === "AVGR") ? "(($innerMath) / $runCount)" : "($innerMath)";
//var_dump($string);
break;
case "MAXR":
case "MINR":
$arrayRunValues = [];
for ($r = 1; $r <= $runCount; $r++) {
$res = $this->berechneStringComplex($content, $valuesArray, $currentId, $r);
// FIXED: Access the ['value'] key of the returned array
if ($res['success']) {
$arrayRunValues[] = floatval($res['value']);
} else {
$arrayRunValues[] = 0;
}
}
// Safety check for empty arrays to prevent max() errors
if (empty($arrayRunValues)) return "0";
$string = ($name === "MAXR") ? max($arrayRunValues) : min($arrayRunValues);
break;
}
return (string)$string;
}, $schema);
}
public function checkRunFunctions(string $schemaRaw) {
if ($schemaRaw === '') {
return ['success' => false, 'value' => 'Leeres Schema'];
}
$schema = $this->santinzeString($schemaRaw);
$pattern = '/(?P<fn_name>' . $this->RfunctionsSan . ')\((?:(?R)|[^()])*+\)/';
return (bool) preg_match($pattern, $schema);
}
}