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May 7, 2013 22:03
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html_decode function. From: http://forums.mysql.com/read.php?98,246527
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| mysql> select html_decode('This & that!'); | |
| +---------------------------------+ | |
| | html_decode('This & that!') | | |
| +---------------------------------+ | |
| | This & that! | | |
| +---------------------------------+ | |
| 1 row in set (0.00 sec) |
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| DELIMITER $$ | |
| CREATE FUNCTION `html_decode`(x text) RETURNS text | |
| BEGIN | |
| DECLARE TextString VARCHAR(255) ; | |
| SET TextString = x ; | |
| #quotation mark | |
| IF INSTR( x , '"' ) | |
| THEN SET TextString = REPLACE(TextString, '"','"') ; | |
| END IF ; | |
| #apostrophe | |
| IF INSTR( x , ''' ) | |
| THEN SET TextString = REPLACE(TextString, ''','"') ; | |
| END IF ; | |
| #ampersand | |
| IF INSTR( x , '&' ) | |
| THEN SET TextString = REPLACE(TextString, '&','&') ; | |
| END IF ; | |
| #less-than | |
| IF INSTR( x , '<' ) | |
| THEN SET TextString = REPLACE(TextString, '<','<') ; | |
| END IF ; | |
| #greater-than | |
| IF INSTR( x , '>' ) | |
| THEN SET TextString = REPLACE(TextString, '>','>') ; | |
| END IF ; | |
| #non-breaking space | |
| IF INSTR( x , ' ' ) | |
| THEN SET TextString = REPLACE(TextString, ' ',' ') ; | |
| END IF ; | |
| #inverted exclamation mark | |
| IF INSTR( x , '¡' ) | |
| THEN SET TextString = REPLACE(TextString, '¡','¡') ; | |
| END IF ; | |
| #cent | |
| IF INSTR( x , '¢' ) | |
| THEN SET TextString = REPLACE(TextString, '¢','¢') ; | |
| END IF ; | |
| #pound | |
| IF INSTR( x , '£' ) | |
| THEN SET TextString = REPLACE(TextString, '£','£') ; | |
| END IF ; | |
| #currency | |
| IF INSTR( x , '¤' ) | |
| THEN SET TextString = REPLACE(TextString, '¤','¤') ; | |
| END IF ; | |
| #yen | |
| IF INSTR( x , '¥' ) | |
| THEN SET TextString = REPLACE(TextString, '¥','¥') ; | |
| END IF ; | |
| #broken vertical bar | |
| IF INSTR( x , '¦' ) | |
| THEN SET TextString = REPLACE(TextString, '¦','¦') ; | |
| END IF ; | |
| #section | |
| IF INSTR( x , '§' ) | |
| THEN SET TextString = REPLACE(TextString, '§','§') ; | |
| END IF ; | |
| #spacing diaeresis | |
| IF INSTR( x , '¨' ) | |
| THEN SET TextString = REPLACE(TextString, '¨','¨') ; | |
| END IF ; | |
| #copyright | |
| IF INSTR( x , '©' ) | |
| THEN SET TextString = REPLACE(TextString, '©','©') ; | |
| END IF ; | |
| #feminine ordinal indicator | |
| IF INSTR( x , 'ª' ) | |
| THEN SET TextString = REPLACE(TextString, 'ª','ª') ; | |
| END IF ; | |
| #angle quotation mark (left) | |
| IF INSTR( x , '«' ) | |
| THEN SET TextString = REPLACE(TextString, '«','«') ; | |
| END IF ; | |
| #negation | |
| IF INSTR( x , '¬' ) | |
| THEN SET TextString = REPLACE(TextString, '¬','¬') ; | |
| END IF ; | |
| #soft hyphen | |
| IF INSTR( x , '­' ) | |
| THEN SET TextString = REPLACE(TextString, '­','') ; | |
| END IF ; | |
| #registered trademark | |
| IF INSTR( x , '®' ) | |
| THEN SET TextString = REPLACE(TextString, '®','®') ; | |
| END IF ; | |
| #spacing macron | |
| IF INSTR( x , '¯' ) | |
| THEN SET TextString = REPLACE(TextString, '¯','¯') ; | |
| END IF ; | |
| #degree | |
| IF INSTR( x , '°' ) | |
| THEN SET TextString = REPLACE(TextString, '°','°') ; | |
| END IF ; | |
| #plus-or-minus | |
| IF INSTR( x , '±' ) | |
| THEN SET TextString = REPLACE(TextString, '±','±') ; | |
| END IF ; | |
| #superscript 2 | |
| IF INSTR( x , '²' ) | |
| THEN SET TextString = REPLACE(TextString, '²','²') ; | |
| END IF ; | |
| #superscript 3 | |
| IF INSTR( x , '³' ) | |
| THEN SET TextString = REPLACE(TextString, '³','³') ; | |
| END IF ; | |
| #spacing acute | |
| IF INSTR( x , '´' ) | |
| THEN SET TextString = REPLACE(TextString, '´','´') ; | |
| END IF ; | |
| #micro | |
| IF INSTR( x , 'µ' ) | |
| THEN SET TextString = REPLACE(TextString, 'µ','µ') ; | |
| END IF ; | |
| #paragraph | |
| IF INSTR( x , '¶' ) | |
| THEN SET TextString = REPLACE(TextString, '¶','¶') ; | |
| END IF ; | |
| #middle dot | |
| IF INSTR( x , '·' ) | |
| THEN SET TextString = REPLACE(TextString, '·','·') ; | |
| END IF ; | |
| #spacing cedilla | |
| IF INSTR( x , '¸' ) | |
| THEN SET TextString = REPLACE(TextString, '¸','¸') ; | |
| END IF ; | |
| #superscript 1 | |
| IF INSTR( x , '¹' ) | |
| THEN SET TextString = REPLACE(TextString, '¹','¹') ; | |
| END IF ; | |
| #masculine ordinal indicator | |
| IF INSTR( x , 'º' ) | |
| THEN SET TextString = REPLACE(TextString, 'º','º') ; | |
| END IF ; | |
| #angle quotation mark (right) | |
| IF INSTR( x , '»' ) | |
| THEN SET TextString = REPLACE(TextString, '»','»') ; | |
| END IF ; | |
| #fraction 1/4 | |
| IF INSTR( x , '¼' ) | |
| THEN SET TextString = REPLACE(TextString, '¼','¼') ; | |
| END IF ; | |
| #fraction 1/2 | |
| IF INSTR( x , '½' ) | |
| THEN SET TextString = REPLACE(TextString, '½','½') ; | |
| END IF ; | |
| #fraction 3/4 | |
| IF INSTR( x , '¾' ) | |
| THEN SET TextString = REPLACE(TextString, '¾','¾') ; | |
| END IF ; | |
| #inverted question mark | |
| IF INSTR( x , '¿' ) | |
| THEN SET TextString = REPLACE(TextString, '¿','¿') ; | |
| END IF ; | |
| #multiplication | |
| IF INSTR( x , '×' ) | |
| THEN SET TextString = REPLACE(TextString, '×','×') ; | |
| END IF ; | |
| #division | |
| IF INSTR( x , '÷' ) | |
| THEN SET TextString = REPLACE(TextString, '÷','÷') ; | |
| END IF ; | |
| #capital a, grave accent | |
| IF INSTR( x , 'À' ) | |
| THEN SET TextString = REPLACE(TextString, 'À','À') ; | |
| END IF ; | |
| #capital a, acute accent | |
| IF INSTR( x , 'Á' ) | |
| THEN SET TextString = REPLACE(TextString, 'Á','Á') ; | |
| END IF ; | |
| #capital a, circumflex accent | |
| IF INSTR( x , 'Â' ) | |
| THEN SET TextString = REPLACE(TextString, 'Â','Â') ; | |
| END IF ; | |
| #capital a, tilde | |
| IF INSTR( x , 'Ã' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ã','Ã') ; | |
| END IF ; | |
| #capital a, umlaut mark | |
| IF INSTR( x , 'Ä' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ä','Ä') ; | |
| END IF ; | |
| #capital a, ring | |
| IF INSTR( x , 'Å' ) | |
| THEN SET TextString = REPLACE(TextString, 'Å','Å') ; | |
| END IF ; | |
| #capital ae | |
| IF INSTR( x , 'Æ' ) | |
| THEN SET TextString = REPLACE(TextString, 'Æ','Æ') ; | |
| END IF ; | |
| #capital c, cedilla | |
| IF INSTR( x , 'Ç' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ç','Ç') ; | |
| END IF ; | |
| #capital e, grave accent | |
| IF INSTR( x , 'È' ) | |
| THEN SET TextString = REPLACE(TextString, 'È','È') ; | |
| END IF ; | |
| #capital e, acute accent | |
| IF INSTR( x , 'É' ) | |
| THEN SET TextString = REPLACE(TextString, 'É','É') ; | |
| END IF ; | |
| #capital e, circumflex accent | |
| IF INSTR( x , 'Ê' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ê','Ê') ; | |
| END IF ; | |
| #capital e, umlaut mark | |
| IF INSTR( x , 'Ë' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ë','Ë') ; | |
| END IF ; | |
| #capital i, grave accent | |
| IF INSTR( x , 'Ì' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ì','Ì') ; | |
| END IF ; | |
| #capital i, acute accent | |
| IF INSTR( x , 'Í' ) | |
| THEN SET TextString = REPLACE(TextString, 'Í','Í') ; | |
| END IF ; | |
| #capital i, circumflex accent | |
| IF INSTR( x , 'Î' ) | |
| THEN SET TextString = REPLACE(TextString, 'Î','Î') ; | |
| END IF ; | |
| #capital i, umlaut mark | |
| IF INSTR( x , 'Ï' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ï','Ï') ; | |
| END IF ; | |
| #capital eth, Icelandic | |
| IF INSTR( x , 'Ð' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ð','Ð') ; | |
| END IF ; | |
| #capital n, tilde | |
| IF INSTR( x , 'Ñ' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ñ','Ñ') ; | |
| END IF ; | |
| #capital o, grave accent | |
| IF INSTR( x , 'Ò' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ò','Ò') ; | |
| END IF ; | |
| #capital o, acute accent | |
| IF INSTR( x , 'Ó' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ó','Ó') ; | |
| END IF ; | |
| #capital o, circumflex accent | |
| IF INSTR( x , 'Ô' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ô','Ô') ; | |
| END IF ; | |
| #capital o, tilde | |
| IF INSTR( x , 'Õ' ) | |
| THEN SET TextString = REPLACE(TextString, 'Õ','Õ') ; | |
| END IF ; | |
| #capital o, umlaut mark | |
| IF INSTR( x , 'Ö' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ö','Ö') ; | |
| END IF ; | |
| #capital o, slash | |
| IF INSTR( x , 'Ø' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ø','Ø') ; | |
| END IF ; | |
| #capital u, grave accent | |
| IF INSTR( x , 'Ù' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ù','Ù') ; | |
| END IF ; | |
| #capital u, acute accent | |
| IF INSTR( x , 'Ú' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ú','Ú') ; | |
| END IF ; | |
| #capital u, circumflex accent | |
| IF INSTR( x , 'Û' ) | |
| THEN SET TextString = REPLACE(TextString, 'Û','Û') ; | |
| END IF ; | |
| #capital u, umlaut mark | |
| IF INSTR( x , 'Ü' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ü','Ü') ; | |
| END IF ; | |
| #capital y, acute accent | |
| IF INSTR( x , 'Ý' ) | |
| THEN SET TextString = REPLACE(TextString, 'Ý','Ý') ; | |
| END IF ; | |
| #capital THORN, Icelandic | |
| IF INSTR( x , 'Þ' ) | |
| THEN SET TextString = REPLACE(TextString, 'Þ','Þ') ; | |
| END IF ; | |
| #small sharp s, German | |
| IF INSTR( x , 'ß' ) | |
| THEN SET TextString = REPLACE(TextString, 'ß','ß') ; | |
| END IF ; | |
| #small a, grave accent | |
| IF INSTR( x , 'à' ) | |
| THEN SET TextString = REPLACE(TextString, 'à','à') ; | |
| END IF ; | |
| #small a, acute accent | |
| IF INSTR( x , 'á' ) | |
| THEN SET TextString = REPLACE(TextString, 'á','á') ; | |
| END IF ; | |
| #small a, circumflex accent | |
| IF INSTR( x , 'â' ) | |
| THEN SET TextString = REPLACE(TextString, 'â','â') ; | |
| END IF ; | |
| #small a, tilde | |
| IF INSTR( x , 'ã' ) | |
| THEN SET TextString = REPLACE(TextString, 'ã','ã') ; | |
| END IF ; | |
| #small a, umlaut mark | |
| IF INSTR( x , 'ä' ) | |
| THEN SET TextString = REPLACE(TextString, 'ä','ä') ; | |
| END IF ; | |
| #small a, ring | |
| IF INSTR( x , 'å' ) | |
| THEN SET TextString = REPLACE(TextString, 'å','å') ; | |
| END IF ; | |
| #small ae | |
| IF INSTR( x , 'æ' ) | |
| THEN SET TextString = REPLACE(TextString, 'æ','æ') ; | |
| END IF ; | |
| #small c, cedilla | |
| IF INSTR( x , 'ç' ) | |
| THEN SET TextString = REPLACE(TextString, 'ç','ç') ; | |
| END IF ; | |
| #small e, grave accent | |
| IF INSTR( x , 'è' ) | |
| THEN SET TextString = REPLACE(TextString, 'è','è') ; | |
| END IF ; | |
| #small e, acute accent | |
| IF INSTR( x , 'é' ) | |
| THEN SET TextString = REPLACE(TextString, 'é','é') ; | |
| END IF ; | |
| #small e, circumflex accent | |
| IF INSTR( x , 'ê' ) | |
| THEN SET TextString = REPLACE(TextString, 'ê','ê') ; | |
| END IF ; | |
| #small e, umlaut mark | |
| IF INSTR( x , 'ë' ) | |
| THEN SET TextString = REPLACE(TextString, 'ë','ë') ; | |
| END IF ; | |
| #small i, grave accent | |
| IF INSTR( x , 'ì' ) | |
| THEN SET TextString = REPLACE(TextString, 'ì','ì') ; | |
| END IF ; | |
| #small i, acute accent | |
| IF INSTR( x , 'í' ) | |
| THEN SET TextString = REPLACE(TextString, 'í','í') ; | |
| END IF ; | |
| #small i, circumflex accent | |
| IF INSTR( x , 'î' ) | |
| THEN SET TextString = REPLACE(TextString, 'î','î') ; | |
| END IF ; | |
| #small i, umlaut mark | |
| IF INSTR( x , 'ï' ) | |
| THEN SET TextString = REPLACE(TextString, 'ï','ï') ; | |
| END IF ; | |
| #small eth, Icelandic | |
| IF INSTR( x , 'ð' ) | |
| THEN SET TextString = REPLACE(TextString, 'ð','ð') ; | |
| END IF ; | |
| #small n, tilde | |
| IF INSTR( x , 'ñ' ) | |
| THEN SET TextString = REPLACE(TextString, 'ñ','ñ') ; | |
| END IF ; | |
| #small o, grave accent | |
| IF INSTR( x , 'ò' ) | |
| THEN SET TextString = REPLACE(TextString, 'ò','ò') ; | |
| END IF ; | |
| #small o, acute accent | |
| IF INSTR( x , 'ó' ) | |
| THEN SET TextString = REPLACE(TextString, 'ó','ó') ; | |
| END IF ; | |
| #small o, circumflex accent | |
| IF INSTR( x , 'ô' ) | |
| THEN SET TextString = REPLACE(TextString, 'ô','ô') ; | |
| END IF ; | |
| #small o, tilde | |
| IF INSTR( x , 'õ' ) | |
| THEN SET TextString = REPLACE(TextString, 'õ','õ') ; | |
| END IF ; | |
| #small o, umlaut mark | |
| IF INSTR( x , 'ö' ) | |
| THEN SET TextString = REPLACE(TextString, 'ö','ö') ; | |
| END IF ; | |
| #small o, slash | |
| IF INSTR( x , 'ø' ) | |
| THEN SET TextString = REPLACE(TextString, 'ø','ø') ; | |
| END IF ; | |
| #small u, grave accent | |
| IF INSTR( x , 'ù' ) | |
| THEN SET TextString = REPLACE(TextString, 'ù','ù') ; | |
| END IF ; | |
| #small u, acute accent | |
| IF INSTR( x , 'ú' ) | |
| THEN SET TextString = REPLACE(TextString, 'ú','ú') ; | |
| END IF ; | |
| #small u, circumflex accent | |
| IF INSTR( x , 'û' ) | |
| THEN SET TextString = REPLACE(TextString, 'û','û') ; | |
| END IF ; | |
| #small u, umlaut mark | |
| IF INSTR( x , 'ü' ) | |
| THEN SET TextString = REPLACE(TextString, 'ü','ü') ; | |
| END IF ; | |
| #small y, acute accent | |
| IF INSTR( x , 'ý' ) | |
| THEN SET TextString = REPLACE(TextString, 'ý','ý') ; | |
| END IF ; | |
| #small thorn, Icelandic | |
| IF INSTR( x , 'þ' ) | |
| THEN SET TextString = REPLACE(TextString, 'þ','þ') ; | |
| END IF ; | |
| #small y, umlaut mark | |
| IF INSTR( x , 'ÿ' ) | |
| THEN SET TextString = REPLACE(TextString, 'ÿ','ÿ') ; | |
| END IF ; | |
| RETURN TextString ; | |
| END$$ | |
| DELIMITER ; |
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