/**
* 获取下一个token
* @see Fl_Token::getNextToken()
*/
public function getNextToken()
{
$token = parent::getNextToken();
if ($token || $token === false) {
return $token;
}
$result = "";
while ($this->pos < $this->length) {
//如果是圆括号，则匹配对应的结束圆括号
if ($this->text[$this->pos] === '(') {
$match = $this->getMatched("(", ")");
$result .= $match;
continue;
}
$char = $this->getNextChar();
if ($this->isWhiteSpace($char) && !preg_match("/^\\s*\\(/", substr($this->text, $this->pos))) {
break;
} else {
$result .= $char;
}
}
if (strlen($result)) {
return $this->getTokenInfo(FL_TOKEN_CSS_VALUE_TYPE_COMMON, $result);
}
return false;
}
/**
* 获取下一个TOKEN
* (non-PHPdoc)
* @see Fl_Token::getNextToken()
*/
public function getNextToken()
{
$token = parent::getNextToken();
if ($token || $token === false) {
return $token;
}
$char = $this->getCurrentChar();
if ($char === false) {
return $this->getLastToken();
}
//现在特殊token的配置第一个字符都是<，所有可以优先判断<进行提速
if ($char === Fl_Html_Static::LEFT) {
$token = $this->getSpecialToken();
if ($token) {
return $token;
}
}
$next = $this->getPosChar($this->pos + 1);
//当前字符为<，且下个字符不为<，且下个字符是个合法的tag首字符
if ($char === Fl_Html_Static::LEFT && $next !== Fl_Html_Static::RIGHT && Fl_Html_Static::isTagFirstChar($next)) {
$token = $this->readWhile('getTagToken');
if ($this->tagChecked) {
$lastChar = $token[strlen($token) - 1];
//检测tag最有一个字符是否是>
if ($lastChar !== Fl_Html_Static::RIGHT) {
$this->throwException('uncaught tag token ' . $token);
}
}
$type = FL_TOKEN_HTML_TAG_START;
if (strpos($token, '</') === 0) {
$type = FL_TOKEN_HTML_TAG_END;
} elseif (!$this->isXML && strpos($token, Fl_Html_Static::XML_PREFIX) === 0) {
$this->isXML = true;
$type = FL_TOKEN_XML_HEAD;
array_push(Fl_Html_Static::$specialTokens, array(Fl_Html_Static::CDATA_PREFIX, Fl_Html_Static::CDATA_SUFFIX, FL_TOKEN_XML_CDATA));
}
return $this->getTokenInfo($type, $token);
}
$token = $this->readWhile('getTextToken');
if (isset($token)) {
$this->newlineBefore -= count(explode(FL_NEWLINE, $token)) - 1;
return $this->getTokenInfo(FL_TOKEN_HTML_TEXT, $token);
}
$this->throwException('uncaught char ' . $char);
}
/**
* @see Fl_Token::getLastToken()
*/
public function getLastToken()
{
if ($this->validate) {
$length = count($this->validateData);
for ($i = 0; $i < $length; $i += 2) {
if ($this->validateData[$i] != $this->validateData[$i + 1]) {
$this->throwException('"' . $item[0] . '"(' . $this->validateData[$item[0]] . ') & "' . $item[1] . '"(' . $this->validateData[$item[1]] . ') count not equal');
}
}
}
return parent::getLastToken();
}
/**
* 在获取最后一个token的时候，检测{和}个数是否相等
* @see Fl_Token::getLastToken()
*/
public function getLastToken()
{
if ($this->validate && $this->bracesNum[0] != $this->bracesNum[1]) {
$this->throwException('`{` & `}` count not equal. please check.', false);
}
return parent::getLastToken();
}
/**
* get next token
* @see Fl_Token::getNextToken()
*/
public function getNextToken()
{
$token = parent::getNextToken();
if ($token || $token === false) {
return $token;
}
$char = $this->getCurrentChar();
if ($char === false) {
return $this->getLastToken();
}
if (!$this->_checkNamespace) {
$this->_checkNamespace = true;
if (Fl_Css_Static::checkNamespace($this->text)) {
$result = $this->readWhile('getNamespaceToken');
return $this->getTokenInfo(FL_TOKEN_CSS_SELECTOR_NAMESPACE, $result);
}
}
$type = '';
$value = '';
switch ($char) {
case '*':
$type = FL_TOKEN_CSS_SELECTOR_UNIVERSAL;
$this->getNextChar();
$value = $char;
break;
case ',':
$type = FL_TOKEN_CSS_SELECTOR_COMMA;
$this->getNextChar();
$value = $char;
break;
case '>':
case '+':
case '~':
$this->getNextChar();
$value = $char;
$type = FL_TOKEN_CSS_SELECTOR_COMBINATOR;
break;
case '#':
$type = FL_TOKEN_CSS_SELECTOR_ID;
$value = $this->readWhile('getIdToken');
break;
case '.':
$type = FL_TOKEN_CSS_SELECTOR_CLASS;
$value = $this->readWhile('getClassToken');
break;
case '[':
$type = FL_TOKEN_CSS_SELECTOR_ATTRIBUTES;
$value = $this->getAttributeToken($char);
break;
case ':':
if ($this->getPosChar($this->pos + 1) === ':') {
$this->getNextChar();
$value = ':' . $this->readWhile('getPseudoElementToken');
$type = FL_TOKEN_CSS_SELECTOR_PSEUDO_ELEMENT;
} else {
$value = $this->getPseudoClassToken($char);
$type = FL_TOKEN_CSS_SELECTOR_PSEUDO_CLASS;
}
break;
default:
$value = $this->readWhile('getTypeToken');
$type = FL_TOKEN_CSS_SELECTOR_TYPE;
}
if ($this->check && !Fl_Css_Static::checkSelectorToken($type, $value)) {
$this->throwException($value . ' is not valid');
}
return $this->getTokenInfo($type, $value);
}
/**
*
* 获取模版语法的Token
* @param object $instance
*/
public function getToken(Fl_Token &$instance)
{
return $instance->getMatched($instance->ld, $instance->rd, true);
}
/**
* 在获取最后一个token的时候，检测{和}个数是否相等
* @see Fl_Token::getLastToken()
*/
public function getLastToken()
{
if ($this->bracesNum[0] != $this->bracesNum[1]) {
$this->throwException('{ & } num not equal');
}
return parent::getLastToken();
}
/**
* get next token
* @see Fl_Token::getNextToken()
*/
public function getNextToken()
{
//左右定界符可能包含html注释
$this->skipWhiteSpace();
$this->startToken();
$tplToken = $this->getTplToken();
if ($tplToken !== false) {
return $this->getTokenInfo(FL_TOKEN_TPL, $tplToken);
}
$token = parent::getNextToken();
if ($token || $token === false) {
return $token;
}
$char = $this->text[$this->pos];
//现在特殊token的配置第一个字符都是<，所有可以优先判断<进行提速
if ($char === Fl_Html_Static::LEFT) {
$token = $this->getSpecialToken();
if ($token) {
return $token;
}
}
$next = $this->text[$this->pos + 1];
//当前字符为<，且下个字符不为<，且下个字符是个合法的tag首字符
if ($char === Fl_Html_Static::LEFT && $next !== Fl_Html_Static::RIGHT && Fl_Html_Static::isTagFirstChar($next)) {
$token = $this->readWhile('getTagToken');
if ($this->validate) {
$lastChar = $token[strlen($token) - 1];
//检测tag最有一个字符是否是>
if ($lastChar !== Fl_Html_Static::RIGHT) {
$this->throwException('uncaught tag token ' . $token);
}
}
$type = FL_TOKEN_HTML_TAG_START;
if (strpos($token, '</') === 0) {
$type = FL_TOKEN_HTML_TAG_END;
} elseif (!$this->isXML && strpos($token, Fl_Html_Static::XML_PREFIX) === 0) {
$this->isXML = true;
$type = FL_TOKEN_XML_HEAD;
array_push(Fl_Html_Static::$specialTokens, array(Fl_Html_Static::CDATA_PREFIX, Fl_Html_Static::CDATA_SUFFIX, FL_TOKEN_XML_CDATA));
}
return $this->getTokenInfo($type, $token);
}
$token = $this->readWhile('getTextToken');
if (isset($token)) {
//check tag name
if ($this->validate && ($token === '<' || $token[strlen($token) - 1] === '<')) {
if ($this->hasTplToken && $this->ld === substr($this->text, $this->pos, strlen($this->ld))) {
$text = substr($this->text, $this->pos);
$pattern = "/" . preg_quote($this->ld, "/") . ".*?" . preg_quote($this->rd, "/") . "/e";
$text = preg_replace($pattern, "", $text);
$pos = strpos($text, ">");
if ($this->validate && $pos !== false && strpos(substr($text, 0, $pos), "<") === false) {
$this->throwException("tag name can't have tpl.");
}
}
}
$this->newlineBefore -= count(explode(FL_NEWLINE, $token)) - 1;
return $this->getTokenInfo(FL_TOKEN_HTML_TEXT, $token);
}
$this->throwException('uncaught char ' . $char);
}
/**
* 获取最后一个节点(non-PHPdoc)
* @see Fl_Token::getLastToken()
*/
public function getLastToken()
{
if ($this->validate) {
$data = array(array('(', ')'), array('{', '}'), array('[', ']'));
foreach ($data as $item) {
if ($this->validateData[$item[0]] != $this->validateData[$item[1]]) {
$this->throwException('"' . $item[0] . '"(' . $this->validateData[$item[0]] . ') & "' . $item[1] . '"(' . $this->validateData[$item[1]] . ') count not equal');
}
}
}
return parent::getLastToken();
}
