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Add phonetic matching for consult medicine search

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DevSoftTech Server 2026-04-13 12:54:33 +05:30
parent 05ff049526
commit 9e30d69487
1 changed files with 29 additions and 1 deletions
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30
app/Controllers/Opd_prescription.php
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@ -4973,6 +4973,9 @@ class Opd_prescription extends BaseController
$qNormalized = trim((string) (preg_replace('/[^A-Z0-9]+/', '', $qUpper) ?? $qUpper));
$qTokens = array_values(array_filter(preg_split('/\s+/', $qLoose) ?: [], static fn(string $token): bool => $token !== ''));
$qFirstToken = $qTokens[0] ?? '';
$qAlpha = trim((string) (preg_replace('/[^A-Z]+/', '', $qUpper) ?? $qUpper));
$qSoundex = $qAlpha !== '' ? soundex($qAlpha) : '';
$qMetaphone = $qAlpha !== '' ? metaphone($qAlpha) : '';
$table = $this->findExistingTable(['opd_med_master']);
if ($table === null) {
@ -5064,6 +5067,9 @@ class Opd_prescription extends BaseController
$nameUpper = strtoupper($name);
$nameLoose = trim((string) (preg_replace('/[^A-Z0-9]+/', ' ', $nameUpper) ?? $nameUpper));
$nameNormalized = trim((string) (preg_replace('/[^A-Z0-9]+/', '', $nameUpper) ?? $nameUpper));
$nameAlpha = trim((string) (preg_replace('/[^A-Z]+/', '', $nameUpper) ?? $nameUpper));
$nameSoundex = $nameAlpha !== '' ? soundex($nameAlpha) : '';
$nameMetaphone = $nameAlpha !== '' ? metaphone($nameAlpha) : '';
$tokenMatch = false;
if (! empty($qTokens)) {
@ -5076,11 +5082,25 @@ class Opd_prescription extends BaseController
}
}
$phoneticMatch = false;
if ($qAlpha !== '' && $nameAlpha !== '') {
$phoneticMatch = ($qSoundex !== '' && $qSoundex === $nameSoundex)
|| ($qMetaphone !== '' && $qMetaphone === $nameMetaphone);
}
$nearMatch = false;
if ($qNormalized !== '' && $nameNormalized !== '') {
$dist = levenshtein($qNormalized, $nameNormalized);
$nearMatch = $dist >= 0 && $dist <= 2;
}
$matchesSearch = false;
if ($qUpper !== '') {
$matchesSearch = str_contains($nameUpper, $qUpper)
|| ($qNormalized !== '' && str_contains($nameNormalized, $qNormalized))
|| $tokenMatch;
|| $tokenMatch
|| $phoneticMatch
|| $nearMatch;
}
if (! $matchesSearch) {
@ -5130,6 +5150,14 @@ class Opd_prescription extends BaseController
$score += 40;
}
}
if ($phoneticMatch) {
$score += 110;
}
if ($nearMatch) {
$score += 70;
}
}
$row['is_favorite'] = $isFavorite ? 1 : 0;