/**
*
* 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;
}
/**
*
* compress style
* @param array $token
*/
public function compressStyle($token)
{
if (!$this->options['compress_tag']) {
return $token['value'];
}
$info = Fl_Html_Static::splitSpecialValue($token['value'], 'style', $this);
$content = trim($info['content']);
if ($this->options['remove_empty_style'] && !$content) {
return '';
}
if ($this->options['compress_inline_css'] && $content) {
Fl::loadClass("Fl_Css_Static");
$value = Fl_Css_Static::getStyleDetail($content);
$containTpl = $this->containTpl($value['value']);
//自定义内联CSS压缩方法
if (!$containTpl && $this->cssCompressMethod) {
$content = call_user_func($this->cssCompressMethod, $value['value'], $this);
} else {
$content = $this->getInstance("Fl_Css_Compress", $value['value'])->run();
}
}
if ($this->options['remove_optional_attrs']) {
$tagInfo = $this->getInstance("Fl_Html_TagToken", $info['tag_start'])->run();
$tagInfo['lowerTag'] = strtolower($tagInfo['tag']);
$info['tag_start'] = $this->compressStartTag($tagInfo);
}
if ($this->options['merge_adjacent_css']) {
$endStyle = '</style>';
$outputLen = strlen($this->output);
$last = substr($this->output, $outputLen - 8);
if (strtolower($last) === $endStyle) {
$this->output = substr($this->output, 0, $outputLen - 8);
return $content . $info['tag_end'];
}
}
return $info['tag_start'] . $content . $info['tag_end'];
}
