/**
*
* beautify
* @param array $ast
*/
public function beautifyAst($ast, $parentType = '')
{
$result = '';
$first = true;
foreach ($ast as $item) {
if (!$first) {
$result = rtrim($result, FL_NEWLINE) . FL_NEWLINE;
}
$hasComment = false;
if (count($item['value']['commentBefore'])) {
$hasComment = true;
}
$comment = $this->beautifyComment($item['value']);
if ($comment['remove']) {
$result = rtrim($result, FL_NEWLINE);
}
$result .= $comment['value'];
//
if ($item['type'] === FL_TOKEN_HTML_TAG_END) {
continue;
}
if ($first) {
$first = false;
}
$indent = $newline = false;
if ($item['type'] === FL_TOKEN_HTML_TAG) {
$count = count($item['children']);
if ($count > 1) {
$indent = true;
$newline = true;
} elseif ($count === 1) {
$c = $item['children'][$count - 1];
if ($c['type'] !== FL_TOKEN_HTML_TEXT) {
$indent = true;
$newline = true;
}
}
} else {
if (count($ast) > 1) {
$newline = true;
}
if ($item['type'] === FL_TOKEN_HTML_DOCTYPE || $item['type'] === FL_TOKEN_HTML_SINGLE_TAG) {
$newline = true;
}
if ($item['type'] === FL_TOKEN_HTML_STYLE_TAG || $item['type'] === FL_TOKEN_HTML_SCRIPT_TAG) {
$newline = true;
$indent = true;
}
}
if ($item['type'] !== FL_TOKEN_HTML_TEXT) {
$result .= $this->getIndentString();
} else {
if (count($ast) > 1) {
$result .= $this->getIndentString();
}
}
if ($parentType === FL_TOKEN_HTML_STYLE_TAG) {
Fl::loadClass("Fl_Css_Static");
$value = Fl_Css_Static::getStyleDetail($item['value']['value']);
if ($value['prefix']) {
$result .= $value['prefix'] . FL_NEWLINE;
}
$result .= $this->beautify_special($value['value'], 'css');
if ($value['suffix']) {
$result .= FL_NEWLINE . $value['suffix'] . FL_NEWLINE;
}
} elseif ($parentType === FL_TOKEN_HTML_SCRIPT_TAG) {
$result .= $this->beautify_special($item['value']['value'], 'js');
} else {
$result .= $item['value']['value'];
}
if ($newline) {
$result .= FL_NEWLINE;
}
if ($indent) {
$this->indent++;
}
if (count($item['children'])) {
$type = $item['type'];
if ($type === FL_TOKEN_HTML_SCRIPT_TAG) {
$tagInfo = Fl_Html_Static::getScriptTagInfo($item['value']['value'], $this);
//虽然是script标签，但不一定是Js
if (!$tagInfo['script'] || $tagInfo['external']) {
$type = '';
}
}
$children = $this->beautifyAst($item['children'], $type);
if ($tagInfo['external'] && !strlen(trim($children))) {
$result = rtrim($result, FL_NEWLINE);
$newline = false;
$indent = 2;
} else {
$result .= $children;
}
}
$types = array(FL_TOKEN_HTML_TAG => 1, FL_TOKEN_HTML_SCRIPT_TAG => 1, FL_TOKEN_HTML_PRE_TAG => 1, FL_TOKEN_HTML_STYLE_TAG => 1, FL_TOKEN_HTML_TEXTAREA_TAG => 1);
$this->preToken = $item['value'];
if (isset($types[$item['type']])) {
if ($newline) {
$result = rtrim($result, FL_NEWLINE);
$result .= FL_NEWLINE;
}
if ($indent) {
$this->indent--;
if ($indent === true) {
$result .= $this->getIndentString();
}
}
if (!empty($item['end'])) {
$this->preToken = $item['end'];
$comment = $this->beautifyComment($item['end']);
$result .= rtrim($comment['value'], FL_NEWLINE);
}
$result .= '</' . $item['tag'] . '>';
}
}
return $result;
}
/**
*
* @param array $token
*/
public function checkHtmlTokens()
{
$tokens = $this->getTokens('html');
foreach ($tokens as $item) {
if ($item['type'] === FL_TOKEN_HTML_TAG_START) {
$attrTokens = $this->getInstance("Fl_Html_TagToken", $item['value'])->run();
$tagName = strtolower($attrTokens['tag']);
$tag = '<' . $attrTokens['tag'] . FL_SPACE;
$attrTokens = $attrTokens['attrs'];
foreach ($attrTokens as $attrItem) {
$count = count($attrItem);
$attr = strtolower($attrItem[0]);
if ($count == 1) {
$tag .= $this->checkIt(array_merge($item, array('value' => $attrItem[0])), 'html') . FL_SPACE;
} elseif ($count === 3) {
if ($attr && strpos($attr, 'on') === 0) {
$type = 'event';
} elseif ($attr === 'src' || $attr === 'href' || $tagName === 'form' && $attr === 'action') {
$type = 'url';
} else {
$type = 'html';
}
$value = $this->checkIt(array_merge($item, array('value' => $attrItem[2])), $type);
$tag .= $attrItem[0] . '=' . $value . FL_SPACE;
}
}
$tag = trim($tag) . ">";
$item['value'] = $tag;
} else {
if ($item['type'] === FL_TOKEN_HTML_SCRIPT_TAG) {
//这里要判断是否是前端模版
$detail = Fl_Html_Static::splitSpecialValue($item['value'], 'script', $this);
$tagInfo = Fl_Html_Static::getScriptTagInfo($detail['tag_start'], $this);
//前端模版用HTML转义
if ($tagInfo['tpl']) {
$item['value'] = $this->checkIt($item, 'html');
} else {
$item['value'] = $this->checkIt($item, 'js');
}
} else {
$item['value'] = $this->checkIt($item, 'html');
}
}
$this->addOutput($item);
}
}
/**
*
* compress script
* @param array $token
*/
public function compressScript($token)
{
if (!$this->options['compress_tag']) {
return $token['value'];
}
$info = Fl_Html_Static::splitSpecialValue($token['value'], 'script', $this);
$content = $info['content'];
$tagInfo = Fl_Html_Static::getScriptTagInfo($info['tag_start'], $this);
$isExternal = $tagInfo['external'];
$isScript = $tagInfo['script'];
//移除空的script标签
if ($this->options['remove_empty_script']) {
if (!$isExternal && empty($content)) {
return '';
}
}
//压缩内联的JS
if ($this->options['compress_inline_js']) {
if ($content && !$isExternal && $isScript) {
$containTpl = $this->containTpl($content);
//自定义内联JS压缩方法
if (!$containTpl && $this->jsCompressMethod) {
$compressContent = call_user_func($this->jsCompressMethod, $content, $this);
} else {
$compressContent = $this->getInstance("Fl_Js_Compress", $content)->run();
}
if (!empty($compressContent) && !is_array($compressContent)) {
$content = $compressContent;
}
}
}
//移除可选的属性
if ($this->options['remove_optional_attrs']) {
$tagInfo['lowerTag'] = strtolower($tagInfo['tag']);
$info['tag_start'] = $this->compressStartTag($tagInfo);
}
//合并相邻的script标签
if ($this->options['merge_adjacent_js']) {
if ($isScript && !$isExternal && $this->preIsScript && $this->preIsScript['script'] && !$this->preIsScript['external']) {
$endStyle = '</script>';
$outputLen = strlen($this->output);
$last = substr($this->output, $outputLen - 9);
if (strtolower($last) === $endStyle) {
$this->output = rtrim(substr($this->output, 0, $outputLen - 9), ";");
return ';' . rtrim($content, ";") . $info['tag_end'];
}
}
}
//不移除CDATA
if (!$this->options['remove_inline_js_cdata'] || $this->isXML) {
$content = $info['cprefix'] . $content . $info['csuffix'];
}
//压缩前端模版
if ($this->options['compress_tpl_script']) {
if ($tagInfo['tpl'] && !$tagInfo['external'] && $this->jsTplCompressMethod) {
$c = call_user_func($this->jsTplCompressMethod, $content, $this);
if (!empty($c)) {
$content = $c;
}
}
}
$this->preIsScript = $tagInfo;
return $info['tag_start'] . $content . $info['tag_end'];
}
