<?php

class Helper {

    /**
     * @param strinh string
     * @return string
     */
    public function replaceAscii($string) {

        $string = preg_replace("/Ç/", "C", $string);
        $string = preg_replace("/ç/", "c", $string);
        $string = preg_replace("/Á/", "A", $string);
        $string = preg_replace("/À/", "A", $string);
        $string = preg_replace("/Â/", "A", $string);
        $string = preg_replace("/Ã/", "A", $string);
        $string = preg_replace("/á/", "a", $string);
        $string = preg_replace("/à/", "a", $string);
        $string = preg_replace("/â/", "a", $string);
        $string = preg_replace("/ã/", "a", $string);
        $string = preg_replace("/ª/", "a", $string);
        $string = preg_replace("/é/", "e", $string);
        $string = preg_replace("/è/", "e", $string);
        $string = preg_replace("/ê/", "e", $string);
        $string = preg_replace("/É/", "E", $string);
        $string = preg_replace("/È/", "E", $string);
        $string = preg_replace("/Ê/", "E", $string);
        $string = preg_replace("/í/", "i", $string);
        $string = preg_replace("/ì/", "i", $string);
        $string = preg_replace("/Í/", "I", $string);
        $string = preg_replace("/Ì/", "I", $string);
        $string = preg_replace("/ó/", "o", $string);
        $string = preg_replace("/ò/", "o", $string);
        $string = preg_replace("/ô/", "o", $string);
        $string = preg_replace("/õ/", "o", $string);
        $string = preg_replace("/º/", "o", $string);
        $string = preg_replace("/Ó/", "O", $string);
        $string = preg_replace("/Ò/", "O", $string);
        $string = preg_replace("/Ô/", "O", $string);
        $string = preg_replace("/Õ/", "O", $string);
        $string = preg_replace("/ú/", "u", $string);
        $string = preg_replace("/ù/", "u", $string);
        $string = preg_replace("/û/", "u", $string);
        $string = preg_replace("/Ú/", "U", $string);
        $string = preg_replace("/Ù/", "U", $string);
        $string = preg_replace("/Û/", "U", $string);

        $string = preg_replace("/ /", "_", $string);

        $not = array('!', '@', '#', '$', '%', '&', '(', ')', '-', '~',
            '^', ']', '[', '´', '`', '+', '{', '}');

        $nova = $string;
        for ($i = 0; $i < strlen($string); $i++) {
            if (in_array($string[$i], $not))
                $nova[$i] = "_";
        }
        return $nova;
    }

    public function reorder($i) {
        return '
    $(function() {
        $("#sorder").sortable({ opacity: 0.6, cursor: \'move\', update: function() {
            var order = $(this).sortable("serialize") + \'&action=' . $i . '\';
            $("#resp").html(\'Saving...\');
            $.post("' . U . 'module_imobles/ajax/reorder_post", order, function(theResponse){
                $("#resp").html(theResponse);
            });
        }
        });
    });


';
    }
    
    
    /**
     * cleanString
     * Remove todos dos caracteres especiais do texto e os acentos
     *
     * @param  string $texto
     * @return string Texto sem caractere especiais
     */
    public function cleanString($texto = '')
    {
        $texto = trim($texto);
        $aFind = array('&','á','à','ã','â','é','ê','í','ó','ô','õ','ú','ü',
            'ç','Á','À','Ã','Â','É','Ê','Í','Ó','Ô','Õ','Ú','Ü','Ç');
        $aSubs = array('e','a','a','a','a','e','e','i','o','o','o','u','u',
            'c','A','A','A','A','E','E','I','O','O','O','U','U','C');
        $novoTexto = str_replace($aFind, $aSubs, $texto);
        $novoTexto = preg_replace("/[^a-zA-Z0-9 @,-.;:\/]/", "", $novoTexto);
        return $novoTexto;
    }

    /**
     * getAlphanumericString
     * Retorna uma string apenas com números e letras sem acentuação ou caracteres especiais.
     * 
     * @param  string $str
     * @return string Texto apenas com caracteres alphanuméricos
     */
    public function getAlphanumericString($str){
        $pattern = '/[^a-zA-Z0-9]/';
        $str = preg_replace($pattern, '', $str);
        return $str;        
    }

}