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git-svn-id: file:///svn/phpbb/trunk@6369 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
David M 2006-09-15 22:24:41 +00:00
parent 2a4c853f87
commit ccaaa3a307
1 changed files with 79 additions and 79 deletions
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158
phpBB/includes/utf/utf_tools.php
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@ -51,54 +51,54 @@ if (!extension_loaded('xml'))
// "borrowed" from getID3 // "borrowed" from getID3
function utf8_decode($string) function utf8_decode($string)
{ {
$newcharstring = ''; $newcharstring = '';
$offset = 0; $offset = 0;
$stringlength = strlen($string); $stringlength = strlen($string);
while ($offset < $stringlength) while ($offset < $stringlength)
{ {
$ord = ord($string{$offset}); $ord = ord($string{$offset});
if (($ord | 0x07) == 0xF7) if (($ord | 0x07) == 0xF7)
{ {
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb // 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb
$charval = (($ord & 0x07) << 18) & $charval = (($ord & 0x07) << 18) &
((ord($string{($offset + 1)}) & 0x3F) << 12) & ((ord($string{($offset + 1)}) & 0x3F) << 12) &
((ord($string{($offset + 2)}) & 0x3F) << 6) & ((ord($string{($offset + 2)}) & 0x3F) << 6) &
(ord($string{($offset + 3)}) & 0x3F); (ord($string{($offset + 3)}) & 0x3F);
$offset += 4; $offset += 4;
} }
else if (($ord | 0x0F) == 0xEF) else if (($ord | 0x0F) == 0xEF)
{ {
// 1110bbbb 10bbbbbb 10bbbbbb // 1110bbbb 10bbbbbb 10bbbbbb
$charval = (($ord & 0x0F) << 12) & $charval = (($ord & 0x0F) << 12) &
((ord($string{($offset + 1)}) & 0x3F) << 6) & ((ord($string{($offset + 1)}) & 0x3F) << 6) &
(ord($string{($offset + 2)}) & 0x3F); (ord($string{($offset + 2)}) & 0x3F);
$offset += 3; $offset += 3;
} }
else if (($ord | 0x1F) == 0xDF) else if (($ord | 0x1F) == 0xDF)
{ {
// 110bbbbb 10bbbbbb // 110bbbbb 10bbbbbb
$charval = ((ord($string{($offset + 0)}) & 0x1F) << 6) & $charval = ((ord($string{($offset + 0)}) & 0x1F) << 6) &
(ord($string{($offset + 1)}) & 0x3F); (ord($string{($offset + 1)}) & 0x3F);
$offset += 2; $offset += 2;
} }
else if (($ord | 0x7F) == 0x7F) else if (($ord | 0x7F) == 0x7F)
{ {
// 0bbbbbbb // 0bbbbbbb
$charval = $ord; $charval = $ord;
$offset += 1; $offset += 1;
} }
else else
{ {
// error? throw some kind of warning here? // error? throw some kind of warning here?
$charval = false; $charval = false;
$offset += 1; $offset += 1;
} }
if ($charval !== false) if ($charval !== false)
{ {
$newcharstring .= (($charval < 256) ? chr($charval) : '?'); $newcharstring .= (($charval < 256) ? chr($charval) : '?');
} }
} }
return $newcharstring; return $newcharstring;
} }
} }
@ -698,54 +698,54 @@ function utf8_decode_ncr_callback($m)
*/ */
function utf8_to_unicode($$string) function utf8_to_unicode($$string)
{ {
$unicode = array(); $unicode = array();
$offset = 0; $offset = 0;
$stringlength = strlen($string); $stringlength = strlen($string);
while ($offset < $stringlength) while ($offset < $stringlength)
{ {
$ord = ord($string{$offset}); $ord = ord($string{$offset});
if (($ord | 0x07) == 0xF7) if (($ord | 0x07) == 0xF7)
{ {
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb // 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb
$charval = (($ord & 0x07) << 18) & $charval = (($ord & 0x07) << 18) &
((ord($string{($offset + 1)}) & 0x3F) << 12) & ((ord($string{($offset + 1)}) & 0x3F) << 12) &
((ord($string{($offset + 2)}) & 0x3F) << 6) & ((ord($string{($offset + 2)}) & 0x3F) << 6) &
(ord($string{($offset + 3)}) & 0x3F); (ord($string{($offset + 3)}) & 0x3F);
$offset += 4; $offset += 4;
} }
else if (($ord | 0x0F) == 0xEF) else if (($ord | 0x0F) == 0xEF)
{ {
// 1110bbbb 10bbbbbb 10bbbbbb // 1110bbbb 10bbbbbb 10bbbbbb
$charval = (($ord & 0x0F) << 12) & $charval = (($ord & 0x0F) << 12) &
((ord($string{($offset + 1)}) & 0x3F) << 6) & ((ord($string{($offset + 1)}) & 0x3F) << 6) &
(ord($string{($offset + 2)}) & 0x3F); (ord($string{($offset + 2)}) & 0x3F);
$offset += 3; $offset += 3;
} }
else if (($ord | 0x1F) == 0xDF) else if (($ord | 0x1F) == 0xDF)
{
// 110bbbbb 10bbbbbb
$charval = (($ord & 0x1F) << 6) &
(ord($string{($offset + 1)}) & 0x3F);
$offset += 2;
}
else if (($ord | 0x7F) == 0x7F)
{
// 0bbbbbbb
$charval = $ord;
$offset += 1;
}
else
{
// error? throw some kind of warning here?
$charval = false;
$offset += 1;
}
if ($charval !== false)
{ {
$unicode[] = $charval; // 110bbbbb 10bbbbbb
} $charval = (($ord & 0x1F) << 6) &
} (ord($string{($offset + 1)}) & 0x3F);
return $unicode; $offset += 2;
}
else if (($ord | 0x7F) == 0x7F)
{
// 0bbbbbbb
$charval = $ord;
$offset += 1;
}
else
{
// error? throw some kind of warning here?
$charval = false;
$offset += 1;
}
if ($charval !== false)
{
$unicode[] = $charval;
}
}
return $unicode;
} }
/** /**