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Added a gsm0338 and ucs2 to utf8 encoders #54

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Added a gsm0338 and ucs2 to utf8 encoders #54

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33 changes: 32 additions & 1 deletion gsmencoder.class.php
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,37 @@ public static function utf8_to_gsm0338($string)
return preg_replace('/([\\xC0-\\xDF].)|([\\xE0-\\xEF]..)|([\\xF0-\\xFF]...)/m','?',$converted);
}

/**
* Encode an GSM 03.38 string into UTF-8 string
*
* @param string $string
* @return string
*/
public static function gsm0338_to_utf8($string)
{
$dict = array(
"\x00" => '@', "\x01" => '£', "\x02" => '$', "\x03" => '¥', "\x04" => 'è', "\x05" => 'é', "\x06" => 'ù', "\x07" => 'ì', "\x08" => 'ò', "\x09" => 'Ç', "\x0B" => 'Ø', "\x0C" => 'ø', "\x0E" => 'Å', "\x0F" => 'å',
"\x10" => 'Δ', "\x11" => '_', "\x12" => 'Φ', "\x13" => 'Γ', "\x14" => 'Λ', "\x15" => 'Ω', "\x16" => 'Π', "\x17" => 'Ψ', "\x18" => 'Σ', "\x19" => 'Θ', "\x1A" => 'Ξ', "\x1C" => 'Æ', "\x1D" => 'æ', "\x1E" => 'ß', "\x1F" => 'É',
"\x27" => '‘', "\x27" => '’',
"\x5B" => 'Ä', "\x5C" => 'Ö', "\x5D" => 'Ñ', "\x5E" => 'Ü', "\x5F" => '§',
"\x60" => '¿',
"\x7B" => 'ä', "\x7C" => 'ö', "\x7D" => 'ñ', "\x7E" => 'ü', "\x7F" => 'à',
"\x1B\x14" => '^', "\x1B\x28" => '{', "\x1B\x29" => '}', "\x1B\x2F" => '\\', "\x1B\x3C" => '[', "\x1B\x3D" => '~', "\x1B\x3E" => ']', "\x1B\x40" => '|', "\x1B\x65" => '€'
);
return strtr($string, $dict);
}

/**
* Encode an UCS-2 string into UTF-8 string
*
* @param string $string
* @return string
*/
public static function ucs2_to_utf8($string)
{
return mb_convert_encoding($string, "UTF-8", "UTF-16");
}

/**
* Count the number of GSM 03.38 chars a conversion would contain.
* It's about 3 times faster to count than convert and do strlen() if conversion is not required.
Expand Down Expand Up @@ -88,4 +119,4 @@ public static function pack7bit($data)

return $packed;
}
}
}