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Fix utf8 with 4-byte unicode characters

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Yes, very annoying. WTF unicode??! Thought this charset supports *every
fuckin character out there*?

 #fail

fixes #152
This commit is contained in:
Claude 2014-09-03 15:29:20 +02:00
parent ce4f741f37
commit 4ef0194d40
1 changed files with 25 additions and 1 deletions
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26
htdocs/application/models/pastes.php
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@ -19,6 +19,7 @@
* - delete_paste()
* - random_paste()
* - _format_diff()
* - _strip_bad_multibyte_chars()
* Classes list:
* - Pastes extends CI_Model
*/
@ -55,7 +56,7 @@ class Pastes extends CI_Model
$data['created'] = time();
//this is SO evil… saving the «raw» data with htmlspecialchars :-( (but I have to leave this, because of backwards-compatibility)
$data['raw'] = htmlspecialchars($this->input->post('code'));
$data['raw'] = htmlspecialchars($this->_strip_bad_multibyte_chars($this->input->post('code')));
$data['lang'] = htmlspecialchars($this->input->post('lang'));
$data['replyto'] = $this->input->post('reply');
@ -637,4 +638,27 @@ class Pastes extends CI_Model
$text = '<div class="text" style="font-family:monospace; font: normal normal 1em/1.2em monospace;">' . $text . '</div>';
return $text;
}
private
function _strip_bad_multibyte_chars($str)
{
$result = '';
$length = strlen($str);
for ($i = 0;$i < $length;$i++)
{
// Replace four-byte characters (11110www 10zzzzzz 10yyyyyy 10xxxxxx)
$ord = ord($str[$i]);
if ($ord >= 240 && $ord <= 244)
{
$result.= '?';
$i+= 3;
}
else
{
$result.= $str[$i];
}
}
return $result;
}
}