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Função para criar url amigável PHP
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static function urlAmigavel($nom_tag,$slug="-") { | |
$string = strtolower($nom_tag); | |
// Código ASCII das vogais | |
$ascii['a'] = range(224, 230); | |
$ascii['e'] = range(232, 235); | |
$ascii['i'] = range(236, 239); | |
$ascii['o'] = array_merge(range(242, 246), array(240, 248)); | |
$ascii['u'] = range(249, 252); | |
// Código ASCII dos outros caracteres | |
$ascii['b'] = array(223); | |
$ascii['c'] = array(231); | |
$ascii['d'] = array(208); | |
$ascii['n'] = array(241); | |
$ascii['y'] = array(253, 255); | |
foreach ($ascii as $key=>$item) { | |
$acentos = ''; | |
foreach ($item AS $codigo) $acentos .= chr($codigo); | |
$troca[$key] = '/['.$acentos.']/i'; | |
} | |
$string = preg_replace(array_values($troca), array_keys($troca), $string); | |
// Slug? | |
if ($slug) { | |
// Troca tudo que não for letra ou número por um caractere ($slug) | |
$string = preg_replace('/[^a-z0-9]/i', $slug, $string); | |
// Tira os caracteres ($slug) repetidos | |
$string = preg_replace('/' . $slug . '{2,}/i', $slug, $string); | |
$string = trim($string, $slug); | |
} | |
return $string; | |
} |
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