function del_secchars($file)
{
global $cn_seg, $jp_seg, $del_secchars, $del_seccharin;
if ($jp_seg == '1' || $cn_seg == '1' && $del_secchars == 1 || $del_seccharin == 1) {
// Delete additional characters (as word separator) like dots, question marks, colons etc. (characters 1-49 in original Chinese dictionary)
$file = preg_replace('/。|，|〿|；|：|？|＿|…|—|·|ˉ|ˇ|¨|‘|’|“|‿|々|～|‖|∶|＂|＇|｀|｜|〃|〔|〕|〈|〉|《|》|「|〿|『|〿|．|〖|〗|〿|】|（|）|［|］|｛|ｿ/', " ", $file);
$file = preg_replace('/ï¼›|¡£|£¬|¡¢|£»|£º|£¿|£¡|¡|¡ª|¡¤|¡¥|¡¦|¡§|¡®|¡¯|¡°|¡±|¡©|¡«|¡¬|¡Ã|£¢|£§|£à|£ü|¡¨|¡²|¡³|¡´|¡µ|¡¶|¡·|¡¸|¡¹|¡º|¡»|£®|¡¼|¡½|¡¾|¡¿|£¨|£©|£Û|£ÿ|£û|£ý|°¢/', " ", $file);
$file = preg_replace('/＿|＆|，|<|：|；|・|\\(|\\)/', " ", $file);
}
if ($del_secchars == '1') {
// kill special characters at the end of words
$file = preg_replace('/— |\\]. |\\%\\? |\\"\\. |, |.\'|\\. |\\.\\. |\\.\\.\\. |! |\\? |" |: |\\) |\\), |\\)\\. |】 |） |？,|？ |！ |！|。,|。 |„ |“ |” |”|” |» |\\.»|;»|:»|,»|\\.»|·»|«|« |», |»\\. |\\.” |,”|;” |”\\. |”, |‿|、|）|·|;|\\] |\\} |_, |_ |”\\)\\. |.\\"> |\\"> |> |\\)|< |\\%, |\\%. |\\%.\\" |\\% |\\+\\+ |\\+ |\\* |\\# |\\~ /', " ", $file);
// kill special characters in front of words
$file = preg_replace('/ —| \\(\\"| \\(\\$| \\(\\@| \\@| \\[| "| \\(| „|„| “|（| «| 【| ‿| （| \\(“|“| ©| ®| ™| –| <| \\/|\\/| \\"| \\.| \\^| >| \\$| \\£| \\"\\(| \\+| \\*| \\.| \\#| \\%| \\~| \\{/', " ", $file);
}
if ($del_seccharin == '1') {
$file = del_secintern($file);
}
return $file;
}
$id3_string = @iconv($charSet, "UTF-8//IGNORE", $id3_string);
$title_orig = $title;
$title_trans = $title;
$id3_trans = $id3_string;
$title .= $delim;
$id3_string .= $delim;
// kill all secondary characters from title tag and EXIF info
if ($del_seccharin) {
$title_rem = $title_trans;
$id3_rem = $id3_trans;
$title_trans = del_secintern($title_trans);
if ($title_trans != $title_rem) {
$title .= " " . $title_trans . "";
// add new words to title
}
$id3_trans = del_secintern($id3_trans);
if ($id3_trans != $id3_rem) {
$id3_string .= " " . $id3_trans . "";
// add new words to EXIF info
}
}
// convert to lower case
if ($case_sensitive == '0') {
$title_rem = $title_trans;
$id3_rem = $id3_trans;
$title_trans = lower_case(lower_ent($title_trans));
if ($title_trans != $title_rem) {
$title .= " " . $title_trans . "";
// add new words to title
}
$id3_trans = lower_case(lower_ent($id3_trans));
