diff options
Diffstat (limited to 'vendor/ezyang/htmlpurifier/maintenance')
22 files changed, 0 insertions, 5244 deletions
diff --git a/vendor/ezyang/htmlpurifier/maintenance/.htaccess b/vendor/ezyang/htmlpurifier/maintenance/.htaccess deleted file mode 100644 index 3a4288278..000000000 --- a/vendor/ezyang/htmlpurifier/maintenance/.htaccess +++ /dev/null @@ -1 +0,0 @@ -Deny from all diff --git a/vendor/ezyang/htmlpurifier/maintenance/PH5P.php b/vendor/ezyang/htmlpurifier/maintenance/PH5P.php deleted file mode 100644 index 9d83dcbf5..000000000 --- a/vendor/ezyang/htmlpurifier/maintenance/PH5P.php +++ /dev/null @@ -1,3889 +0,0 @@ -<?php -class HTML5 -{ - private $data; - private $char; - private $EOF; - private $state; - private $tree; - private $token; - private $content_model; - private $escape = false; - private $entities = array('AElig;','AElig','AMP;','AMP','Aacute;','Aacute', - 'Acirc;','Acirc','Agrave;','Agrave','Alpha;','Aring;','Aring','Atilde;', - 'Atilde','Auml;','Auml','Beta;','COPY;','COPY','Ccedil;','Ccedil','Chi;', - 'Dagger;','Delta;','ETH;','ETH','Eacute;','Eacute','Ecirc;','Ecirc','Egrave;', - 'Egrave','Epsilon;','Eta;','Euml;','Euml','GT;','GT','Gamma;','Iacute;', - 'Iacute','Icirc;','Icirc','Igrave;','Igrave','Iota;','Iuml;','Iuml','Kappa;', - 'LT;','LT','Lambda;','Mu;','Ntilde;','Ntilde','Nu;','OElig;','Oacute;', - 'Oacute','Ocirc;','Ocirc','Ograve;','Ograve','Omega;','Omicron;','Oslash;', - 'Oslash','Otilde;','Otilde','Ouml;','Ouml','Phi;','Pi;','Prime;','Psi;', - 'QUOT;','QUOT','REG;','REG','Rho;','Scaron;','Sigma;','THORN;','THORN', - 'TRADE;','Tau;','Theta;','Uacute;','Uacute','Ucirc;','Ucirc','Ugrave;', - 'Ugrave','Upsilon;','Uuml;','Uuml','Xi;','Yacute;','Yacute','Yuml;','Zeta;', - 'aacute;','aacute','acirc;','acirc','acute;','acute','aelig;','aelig', - 'agrave;','agrave','alefsym;','alpha;','amp;','amp','and;','ang;','apos;', - 'aring;','aring','asymp;','atilde;','atilde','auml;','auml','bdquo;','beta;', - 'brvbar;','brvbar','bull;','cap;','ccedil;','ccedil','cedil;','cedil', - 'cent;','cent','chi;','circ;','clubs;','cong;','copy;','copy','crarr;', - 'cup;','curren;','curren','dArr;','dagger;','darr;','deg;','deg','delta;', - 'diams;','divide;','divide','eacute;','eacute','ecirc;','ecirc','egrave;', - 'egrave','empty;','emsp;','ensp;','epsilon;','equiv;','eta;','eth;','eth', - 'euml;','euml','euro;','exist;','fnof;','forall;','frac12;','frac12', - 'frac14;','frac14','frac34;','frac34','frasl;','gamma;','ge;','gt;','gt', - 'hArr;','harr;','hearts;','hellip;','iacute;','iacute','icirc;','icirc', - 'iexcl;','iexcl','igrave;','igrave','image;','infin;','int;','iota;', - 'iquest;','iquest','isin;','iuml;','iuml','kappa;','lArr;','lambda;','lang;', - 'laquo;','laquo','larr;','lceil;','ldquo;','le;','lfloor;','lowast;','loz;', - 'lrm;','lsaquo;','lsquo;','lt;','lt','macr;','macr','mdash;','micro;','micro', - 'middot;','middot','minus;','mu;','nabla;','nbsp;','nbsp','ndash;','ne;', - 'ni;','not;','not','notin;','nsub;','ntilde;','ntilde','nu;','oacute;', - 'oacute','ocirc;','ocirc','oelig;','ograve;','ograve','oline;','omega;', - 'omicron;','oplus;','or;','ordf;','ordf','ordm;','ordm','oslash;','oslash', - 'otilde;','otilde','otimes;','ouml;','ouml','para;','para','part;','permil;', - 'perp;','phi;','pi;','piv;','plusmn;','plusmn','pound;','pound','prime;', - 'prod;','prop;','psi;','quot;','quot','rArr;','radic;','rang;','raquo;', - 'raquo','rarr;','rceil;','rdquo;','real;','reg;','reg','rfloor;','rho;', - 'rlm;','rsaquo;','rsquo;','sbquo;','scaron;','sdot;','sect;','sect','shy;', - 'shy','sigma;','sigmaf;','sim;','spades;','sub;','sube;','sum;','sup1;', - 'sup1','sup2;','sup2','sup3;','sup3','sup;','supe;','szlig;','szlig','tau;', - 'there4;','theta;','thetasym;','thinsp;','thorn;','thorn','tilde;','times;', - 'times','trade;','uArr;','uacute;','uacute','uarr;','ucirc;','ucirc', - 'ugrave;','ugrave','uml;','uml','upsih;','upsilon;','uuml;','uuml','weierp;', - 'xi;','yacute;','yacute','yen;','yen','yuml;','yuml','zeta;','zwj;','zwnj;'); - - const PCDATA = 0; - const RCDATA = 1; - const CDATA = 2; - const PLAINTEXT = 3; - - const DOCTYPE = 0; - const STARTTAG = 1; - const ENDTAG = 2; - const COMMENT = 3; - const CHARACTR = 4; - const EOF = 5; - - public function __construct($data) - { - $data = str_replace("\r\n", "\n", $data); - $date = str_replace("\r", null, $data); - - $this->data = $data; - $this->char = -1; - $this->EOF = strlen($data); - $this->tree = new HTML5TreeConstructer; - $this->content_model = self::PCDATA; - - $this->state = 'data'; - - while($this->state !== null) { - $this->{$this->state.'State'}(); - } - } - - public function save() - { - return $this->tree->save(); - } - - private function char() - { - return ($this->char < $this->EOF) - ? $this->data[$this->char] - : false; - } - - private function character($s, $l = 0) - { - if($s + $l < $this->EOF) { - if($l === 0) { - return $this->data[$s]; - } else { - return substr($this->data, $s, $l); - } - } - } - - private function characters($char_class, $start) - { - return preg_replace('#^(['.$char_class.']+).*#s', '\\1', substr($this->data, $start)); - } - - private function dataState() - { - // Consume the next input character - $this->char++; - $char = $this->char(); - - if($char === '&' && ($this->content_model === self::PCDATA || $this->content_model === self::RCDATA)) { - /* U+0026 AMPERSAND (&) - When the content model flag is set to one of the PCDATA or RCDATA - states: switch to the entity data state. Otherwise: treat it as per - the "anything else" entry below. */ - $this->state = 'entityData'; - - } elseif($char === '-') { - /* If the content model flag is set to either the RCDATA state or - the CDATA state, and the escape flag is false, and there are at - least three characters before this one in the input stream, and the - last four characters in the input stream, including this one, are - U+003C LESS-THAN SIGN, U+0021 EXCLAMATION MARK, U+002D HYPHEN-MINUS, - and U+002D HYPHEN-MINUS ("<!--"), then set the escape flag to true. */ - if(($this->content_model === self::RCDATA || $this->content_model === - self::CDATA) && $this->escape === false && - $this->char >= 3 && $this->character($this->char - 4, 4) === '<!--') { - $this->escape = true; - } - - /* In any case, emit the input character as a character token. Stay - in the data state. */ - $this->emitToken(array( - 'type' => self::CHARACTR, - 'data' => $char - )); - - /* U+003C LESS-THAN SIGN (<) */ - } elseif($char === '<' && ($this->content_model === self::PCDATA || - (($this->content_model === self::RCDATA || - $this->content_model === self::CDATA) && $this->escape === false))) { - /* When the content model flag is set to the PCDATA state: switch - to the tag open state. - - When the content model flag is set to either the RCDATA state or - the CDATA state and the escape flag is false: switch to the tag - open state. - - Otherwise: treat it as per the "anything else" entry below. */ - $this->state = 'tagOpen'; - - /* U+003E GREATER-THAN SIGN (>) */ - } elseif($char === '>') { - /* If the content model flag is set to either the RCDATA state or - the CDATA state, and the escape flag is true, and the last three - characters in the input stream including this one are U+002D - HYPHEN-MINUS, U+002D HYPHEN-MINUS, U+003E GREATER-THAN SIGN ("-->"), - set the escape flag to false. */ - if(($this->content_model === self::RCDATA || - $this->content_model === self::CDATA) && $this->escape === true && - $this->character($this->char, 3) === '-->') { - $this->escape = false; - } - - /* In any case, emit the input character as a character token. - Stay in the data state. */ - $this->emitToken(array( - 'type' => self::CHARACTR, - 'data' => $char - )); - - } elseif($this->char === $this->EOF) { - /* EOF - Emit an end-of-file token. */ - $this->EOF(); - - } elseif($this->content_model === self::PLAINTEXT) { - /* When the content model flag is set to the PLAINTEXT state - THIS DIFFERS GREATLY FROM THE SPEC: Get the remaining characters of - the text and emit it as a character token. */ - $this->emitToken(array( - 'type' => self::CHARACTR, - 'data' => substr($this->data, $this->char) - )); - - $this->EOF(); - - } else { - /* Anything else - THIS DIFFERS GREATLY FROM THE SPEC: Get as many character that - otherwise would also be treated as a character token and emit it - as a single character token. Stay in the data state. */ - $len = strcspn($this->data, '<&', $this->char); - $char = substr($this->data, $this->char, $len); - $this->char += $len - 1; - - $this->emitToken(array( - 'type' => self::CHARACTR, - 'data' => $char - )); - - $this->state = 'data'; - } - } - - private function entityDataState() - { - // Attempt to consume an entity. - $entity = $this->entity(); - - // If nothing is returned, emit a U+0026 AMPERSAND character token. - // Otherwise, emit the character token that was returned. - $char = (!$entity) ? '&' : $entity; - $this->emitToken($char); - - // Finally, switch to the data state. - $this->state = 'data'; - } - - private function tagOpenState() - { - switch($this->content_model) { - case self::RCDATA: - case self::CDATA: - /* If the next input character is a U+002F SOLIDUS (/) character, - consume it and switch to the close tag open state. If the next - input character is not a U+002F SOLIDUS (/) character, emit a - U+003C LESS-THAN SIGN character token and switch to the data - state to process the next input character. */ - if($this->character($this->char + 1) === '/') { - $this->char++; - $this->state = 'closeTagOpen'; - - } else { - $this->emitToken(array( - 'type' => self::CHARACTR, - 'data' => '<' - )); - - $this->state = 'data'; - } - break; - - case self::PCDATA: - // If the content model flag is set to the PCDATA state - // Consume the next input character: - $this->char++; - $char = $this->char(); - - if($char === '!') { - /* U+0021 EXCLAMATION MARK (!) - Switch to the markup declaration open state. */ - $this->state = 'markupDeclarationOpen'; - - } elseif($char === '/') { - /* U+002F SOLIDUS (/) - Switch to the close tag open state. */ - $this->state = 'closeTagOpen'; - - } elseif(preg_match('/^[A-Za-z]$/', $char)) { - /* U+0041 LATIN LETTER A through to U+005A LATIN LETTER Z - Create a new start tag token, set its tag name to the lowercase - version of the input character (add 0x0020 to the character's code - point), then switch to the tag name state. (Don't emit the token - yet; further details will be filled in before it is emitted.) */ - $this->token = array( - 'name' => strtolower($char), - 'type' => self::STARTTAG, - 'attr' => array() - ); - - $this->state = 'tagName'; - - } elseif($char === '>') { - /* U+003E GREATER-THAN SIGN (>) - Parse error. Emit a U+003C LESS-THAN SIGN character token and a - U+003E GREATER-THAN SIGN character token. Switch to the data state. */ - $this->emitToken(array( - 'type' => self::CHARACTR, - 'data' => '<>' - )); - - $this->state = 'data'; - - } elseif($char === '?') { - /* U+003F QUESTION MARK (?) - Parse error. Switch to the bogus comment state. */ - $this->state = 'bogusComment'; - - } else { - /* Anything else - Parse error. Emit a U+003C LESS-THAN SIGN character token and - reconsume the current input character in the data state. */ - $this->emitToken(array( - 'type' => self::CHARACTR, - 'data' => '<' - )); - - $this->char--; - $this->state = 'data'; - } - break; - } - } - - private function closeTagOpenState() - { - $next_node = strtolower($this->characters('A-Za-z', $this->char + 1)); - $the_same = count($this->tree->stack) > 0 && $next_node === end($this->tree->stack)->nodeName; - - if(($this->content_model === self::RCDATA || $this->content_model === self::CDATA) && - (!$the_same || ($the_same && (!preg_match('/[\t\n\x0b\x0c >\/]/', - $this->character($this->char + 1 + strlen($next_node))) || $this->EOF === $this->char)))) { - /* If the content model flag is set to the RCDATA or CDATA states then - examine the next few characters. If they do not match the tag name of - the last start tag token emitted (case insensitively), or if they do but - they are not immediately followed by one of the following characters: - * U+0009 CHARACTER TABULATION - * U+000A LINE FEED (LF) - * U+000B LINE TABULATION - * U+000C FORM FEED (FF) - * U+0020 SPACE - * U+003E GREATER-THAN SIGN (>) - * U+002F SOLIDUS (/) - * EOF - ...then there is a parse error. Emit a U+003C LESS-THAN SIGN character - token, a U+002F SOLIDUS character token, and switch to the data state - to process the next input character. */ - $this->emitToken(array( - 'type' => self::CHARACTR, - 'data' => '</' - )); - - $this->state = 'data'; - - } else { - /* Otherwise, if the content model flag is set to the PCDATA state, - or if the next few characters do match that tag name, consume the - next input character: */ - $this->char++; - $char = $this->char(); - - if(preg_match('/^[A-Za-z]$/', $char)) { - /* U+0041 LATIN LETTER A through to U+005A LATIN LETTER Z - Create a new end tag token, set its tag name to the lowercase version - of the input character (add 0x0020 to the character's code point), then - switch to the tag name state. (Don't emit the token yet; further details - will be filled in before it is emitted.) */ - $this->token = array( - 'name' => strtolower($char), - 'type' => self::ENDTAG - ); - - $this->state = 'tagName'; - - } elseif($char === '>') { - /* U+003E GREATER-THAN SIGN (>) - Parse error. Switch to the data state. */ - $this->state = 'data'; - - } elseif($this->char === $this->EOF) { - /* EOF - Parse error. Emit a U+003C LESS-THAN SIGN character token and a U+002F - SOLIDUS character token. Reconsume the EOF character in the data state. */ - $this->emitToken(array( - 'type' => self::CHARACTR, - 'data' => '</' - )); - - $this->char--; - $this->state = 'data'; - - } else { - /* Parse error. Switch to the bogus comment state. */ - $this->state = 'bogusComment'; - } - } - } - - private function tagNameState() - { - // Consume the next input character: - $this->char++; - $char = $this->character($this->char); - - if(preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { - /* U+0009 CHARACTER TABULATION - U+000A LINE FEED (LF) - U+000B LINE TABULATION - U+000C FORM FEED (FF) - U+0020 SPACE - Switch to the before attribute name state. */ - $this->state = 'beforeAttributeName'; - - } elseif($char === '>') { - /* U+003E GREATER-THAN SIGN (>) - Emit the current tag token. Switch to the data state. */ - $this->emitToken($this->token); - $this->state = 'data'; - - } elseif($this->char === $this->EOF) { - /* EOF - Parse error. Emit the current tag token. Reconsume the EOF - character in the data state. */ - $this->emitToken($this->token); - - $this->char--; - $this->state = 'data'; - - } elseif($char === '/') { - /* U+002F SOLIDUS (/) - Parse error unless this is a permitted slash. Switch to the before - attribute name state. */ - $this->state = 'beforeAttributeName'; - - } else { - /* Anything else - Append the current input character to the current tag token's tag name. - Stay in the tag name state. */ - $this->token['name'] .= strtolower($char); - $this->state = 'tagName'; - } - } - - private function beforeAttributeNameState() - { - // Consume the next input character: - $this->char++; - $char = $this->character($this->char); - - if(preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { - /* U+0009 CHARACTER TABULATION - U+000A LINE FEED (LF) - U+000B LINE TABULATION - U+000C FORM FEED (FF) - U+0020 SPACE - Stay in the before attribute name state. */ - $this->state = 'beforeAttributeName'; - - } elseif($char === '>') { - /* U+003E GREATER-THAN SIGN (>) - Emit the current tag token. Switch to the data state. */ - $this->emitToken($this->token); - $this->state = 'data'; - - } elseif($char === '/') { - /* U+002F SOLIDUS (/) - Parse error unless this is a permitted slash. Stay in the before - attribute name state. */ - $this->state = 'beforeAttributeName'; - - } elseif($this->char === $this->EOF) { - /* EOF - Parse error. Emit the current tag token. Reconsume the EOF - character in the data state. */ - $this->emitToken($this->token); - - $this->char--; - $this->state = 'data'; - - } else { - /* Anything else - Start a new attribute in the current tag token. Set that attribute's - name to the current input character, and its value to the empty string. - Switch to the attribute name state. */ - $this->token['attr'][] = array( - 'name' => strtolower($char), - 'value' => null - ); - - $this->state = 'attributeName'; - } - } - - private function attributeNameState() - { - // Consume the next input character: - $this->char++; - $char = $this->character($this->char); - - if(preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { - /* U+0009 CHARACTER TABULATION - U+000A LINE FEED (LF) - U+000B LINE TABULATION - U+000C FORM FEED (FF) - U+0020 SPACE - Stay in the before attribute name state. */ - $this->state = 'afterAttributeName'; - - } elseif($char === '=') { - /* U+003D EQUALS SIGN (=) - Switch to the before attribute value state. */ - $this->state = 'beforeAttributeValue'; - - } elseif($char === '>') { - /* U+003E GREATER-THAN SIGN (>) - Emit the current tag token. Switch to the data state. */ - $this->emitToken($this->token); - $this->state = 'data'; - - } elseif($char === '/' && $this->character($this->char + 1) !== '>') { - /* U+002F SOLIDUS (/) - Parse error unless this is a permitted slash. Switch to the before - attribute name state. */ - $this->state = 'beforeAttributeName'; - - } elseif($this->char === $this->EOF) { - /* EOF - Parse error. Emit the current tag token. Reconsume the EOF - character in the data state. */ - $this->emitToken($this->token); - - $this->char--; - $this->state = 'data'; - - } else { - /* Anything else - Append the current input character to the current attribute's name. - Stay in the attribute name state. */ - $last = count($this->token['attr']) - 1; - $this->token['attr'][$last]['name'] .= strtolower($char); - - $this->state = 'attributeName'; - } - } - - private function afterAttributeNameState() - { - // Consume the next input character: - $this->char++; - $char = $this->character($this->char); - - if(preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { - /* U+0009 CHARACTER TABULATION - U+000A LINE FEED (LF) - U+000B LINE TABULATION - U+000C FORM FEED (FF) - U+0020 SPACE - Stay in the after attribute name state. */ - $this->state = 'afterAttributeName'; - - } elseif($char === '=') { - /* U+003D EQUALS SIGN (=) - Switch to the before attribute value state. */ - $this->state = 'beforeAttributeValue'; - - } elseif($char === '>') { - /* U+003E GREATER-THAN SIGN (>) - Emit the current tag token. Switch to the data state. */ - $this->emitToken($this->token); - $this->state = 'data'; - - } elseif($char === '/' && $this->character($this->char + 1) !== '>') { - /* U+002F SOLIDUS (/) - Parse error unless this is a permitted slash. Switch to the - before attribute name state. */ - $this->state = 'beforeAttributeName'; - - } elseif($this->char === $this->EOF) { - /* EOF - Parse error. Emit the current tag token. Reconsume the EOF - character in the data state. */ - $this->emitToken($this->token); - - $this->char--; - $this->state = 'data'; - - } else { - /* Anything else - Start a new attribute in the current tag token. Set that attribute's - name to the current input character, and its value to the empty string. - Switch to the attribute name state. */ - $this->token['attr'][] = array( - 'name' => strtolower($char), - 'value' => null - ); - - $this->state = 'attributeName'; - } - } - - private function beforeAttributeValueState() - { - // Consume the next input character: - $this->char++; - $char = $this->character($this->char); - - if(preg_match('/^[\t\n\x0b\x0c ]$/', $char)) { - /* U+0009 CHARACTER TABULATION - U+000A LINE FEED (LF) - U+000B LINE TABULATION - U+000C FORM FEED (FF) - U+0020 SPACE - Stay in the before attribute value state. */ - $this->state = 'beforeAttributeValue'; - - } elseif($char === '"') { - /* U+0022 QUOTATION MARK (") - Switch to the attribute value (double-quoted) state. */ - $this->state = 'attributeValueDoubleQuoted'; - - } elseif($char === '&') { - /* U+0026 AMPERSAND (&) - Switch to the attribute value (unquoted) state and reconsume - this input character. */ - $this->char--; - $this->state = 'attributeValueUnquoted'; - - } elseif($char === '\'') { - /* U+0027 APOSTROPHE (') - Switch to the attribute value (single-quot |