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<?php
/**
* HTML2PDF Librairy - parsingCss class
*
* HTML => PDF convertor
* distributed under the LGPL License
*
* @author Laurent MINGUET <webmaster@html2pdf.fr>
* @version 4.03
*/
class HTML2PDF_parsingCss
{
/**
* reference to the pdf object
* @var TCPDF
*/
protected $_pdf = null;
protected $_htmlColor = array(); // list of the HTML colors
protected $_onlyLeft = false; // flag if we are in a sub html => only "text-align:left" is used
protected $_defaultFont = null; // default font to use if the asked font does not exist
public $value = array(); // current values
public $css = array(); // css values
public $cssKeys = array(); // css key, for the execution order
public $table = array(); // level history
/**
* Constructor
*
* @param &HTML2PDF_myPdf reference to the PDF $object
* @access public
*/
public function __construct(&$pdf)
{
$this->_init();
$this->setPdfParent($pdf);
}
/**
* Set the HTML2PDF parent object
*
* @param &HTML2PDF reference to the HTML2PDF parent $object
* @access public
*/
public function setPdfParent(&$pdf)
{
$this->_pdf = &$pdf;
}
/**
* Inform that we want only "test-align:left" because we are in a sub HTML
*
* @access public
*/
public function setOnlyLeft()
{
$this->value['text-align'] = 'left';
$this->_onlyLeft = true;
}
/**
* Get the vales of the parent, if exist
*
* @return array CSS values
* @access public
*/
public function getOldValues()
{
return isset($this->table[count($this->table)-1]) ? $this->table[count($this->table)-1] : $this->value;
}
/**
* define the Default Font to use, if the font does not exist, or if no font asked
*
* @param string default font-family. If null : Arial for no font asked, and error fot ont does not exist
* @return string old default font-family
* @access public
*/
public function setDefaultFont($default = null)
{
$old = $this->_defaultFont;
$this->_defaultFont = $default;
if ($default) $this->value['font-family'] = $default;
return $old;
}
/**
* Init the object
*
* @access protected
*/
protected function _init()
{
// get the Web Colors from TCPDF
require(K_PATH_MAIN.'htmlcolors.php');
$this->_htmlColor = $webcolor;
// init the Style
$this->table = array();
$this->value = array();
$this->initStyle();
// Init the styles without legacy
$this->resetStyle();
}
/**
* Init the CSS Style
*
* @access public
*/
public function initStyle()
{
$this->value['id_tag'] = 'body'; // tag name
$this->value['id_name'] = null; // tag - attribute name
$this->value['id_id'] = null; // tag - attribute id
$this->value['id_class'] = null; // tag - attribute class
$this->value['id_lst'] = array('*'); // tag - list of legacy
$this->value['mini-size'] = 1.; // specific size report for sup, sub
$this->value['mini-decal'] = 0; // specific position report for sup, sub
$this->value['font-family'] = 'Arial';
$this->value['font-bold'] = false;
$this->value['font-italic'] = false;
$this->value['font-underline'] = false;
$this->value['font-overline'] = false;
$this->value['font-linethrough'] = false;
$this->value['text-transform'] = 'none';
$this->value['font-size'] = $this->convertToMM('10pt');
$this->value['text-indent'] = 0;
$this->value['text-align'] = 'left';
$this->value['vertical-align'] = 'middle';
$this->value['line-height'] = 'normal';
$this->value['position'] = null;
$this->value['x'] = null;
$this->value['y'] = null;
$this->value['width'] = 0;
$this->value['height'] = 0;
$this->value['top'] = null;
$this->value['right'] = null;
$this->value['bottom'] = null;
$this->value['left'] = null;
$this->value['float'] = null;
$this->value['display'] = null;
$this->value['rotate'] = null;
$this->value['overflow'] = 'visible';
$this->value['color'] = array(0, 0, 0);
$this->value['background'] = array('color' => null, 'image' => null, 'position' => null, 'repeat' => null);
$this->value['border'] = array();
$this->value['padding'] = array();
$this->value['margin'] = array();
$this->value['margin-auto'] = false;
$this->value['list-style-type'] = '';
$this->value['list-style-image'] = '';
$this->value['xc'] = null;
$this->value['yc'] = null;
}
/**
* Init the CSS Style without legacy
*
* @param string tag name
* @access public
*/
public function resetStyle($tagName = '')
{
// prepare somme values
$border = $this->readBorder('solid 1px #000000');
$units = array(
'1px' => $this->convertToMM('1px'),
'5px' => $this->convertToMM('5px'),
);
// prepare the Collapse attribute
$collapse = isset($this->value['border']['collapse']) ? $this->value['border']['collapse'] : false;
if (!in_array($tagName, array('tr', 'td', 'th', 'thead', 'tbody', 'tfoot'))) $collapse = false;
// set the global css values
$this->value['position'] = null;
$this->value['x'] = null;
$this->value['y'] = null;
$this->value['width'] = 0;
$this->value['height'] = 0;
$this->value['top'] = null;
$this->value['right'] = null;
$this->value['bottom'] = null;
$this->value['left'] = null;
$this->value['float'] = null;
$this->value['display'] = null;
$this->value['rotate'] = null;
$this->value['overflow'] = 'visible';
$this->value['background'] = array('color' => null, 'image' => null, 'position' => null, 'repeat' => null);
$this->value['border'] = array(
't' => $this->readBorder('none'),
'r' => $this->readBorder('none'),
'b' => $this->readBorder('none'),
'l' => $this->readBorder('none'),
'radius' => array(
'tl' => array(0, 0),
'tr' => array(0, 0),
'br' => array(0, 0),
'bl' => array(0, 0)
),
'collapse' => $collapse,
);
// specific values for some tags
if (!in_array($tagName, array('h1', 'h2', 'h3', 'h4', 'h5', 'h6'))) {
$this->value['margin'] = array('t'=>0,'r'=>0,'b'=>0,'l'=>0);
}
if (in_array($tagName, array('input', 'select', 'textarea'))) {
$this->value['border']['t'] = null;
$this->value['border']['r'] = null;
$this->value['border']['b'] = null;
$this->value['border']['l'] = null;
}
if ($tagName=='p') {
$this->value['margin']['t'] = null;
$this->value['margin']['b'] = null;
}
if ($tagName=='blockquote') {
$this->value['margin']['t'] = 3;
$this->value['margin']['r'] = 3;
$this->value['margin']['b'] = 3;
$this->value['margin']['l'] = 6;
}
$this->value['margin-auto'] = false;
if (in_array($tagName, array('blockquote', 'div', 'fieldset'))) {
$this->value['vertical-align'] = 'top';
}
if (in_array($tagName, array('fieldset', 'legend'))) {
$this->value['border'] = array(
't' => $border,
'r' => $border,
'b' => $border,
'l' => $border,
'radius' => array(
'tl' => array($units['5px'], $units['5px']),
'tr' => array($units['5px'], $units['5px']),
'br' => array($units['5px'], $units['5px']),
'bl' => array($units['5px'], $units['5px'])
),
'collapse' => false,
);
}
if (in_array($tagName, array('ul', 'li'))) {
$this->value['list-style-type'] = '';
$this->value['list-style-image'] = '';
}
if (!in_array($tagName, array('tr', 'td'))) {
$this->value['padding'] = array(
't' => 0,
'r' => 0,
'b' => 0,
'l' => 0
);
} else {
$this->value['padding'] = array(
't' => $units['1px'],
'r' => $units['1px'],
'b' => $units['1px'],
'l' => $units['1px']
);
}
if ($tagName=='hr') {
$this->value['border'] = array(
't' => $border,
'r' => $border,
'b' => $border,
'l' => $border,
'radius' => array(
'tl' => array(0, 0),
'tr' => array(0, 0),
'br' => array(0, 0),
'bl' => array(0, 0)
),
'collapse' => false,
);
$this->convertBackground('#FFFFFF', $this->value['background']);
}
$this->value['xc'] = null;
$this->value['yc'] = null;
}
/**
* Init the PDF Font
*
* @access public
*/
public function fontSet()
{
$family = strtolower($this->value['font-family']);
$b = ($this->value['font-bold'] ? 'B' : '');
$i = ($this->value['font-italic'] ? 'I' : '');
$u = ($this->value['font-underline'] ? 'U' : '');
$d = ($this->value['font-linethrough'] ? 'D' : '');
$o = ($this->value['font-overline'] ? 'O' : '');
// font style
$style = $b.$i;
if ($this->_defaultFont) {
if($family=='arial')
$family='helvetica';
elseif($family=='symbol' || $family=='zapfdingbats')
$style='';
$fontkey = $family.$style;
if (!$this->_pdf->isLoadedFont($fontkey))
$family = $this->_defaultFont;
}
if($family=='arial')
$family='helvetica';
elseif($family=='symbol' || $family=='zapfdingbats')
$style='';
// complete style
$style.= $u.$d.$o;
// size : mm => pt
$size = $this->value['font-size'];
$size = 72 * $size / 25.4;
// apply the font
$this->_pdf->SetFont($family, $style, $this->value['mini-size']*$size);
$this->_pdf->setTextColorArray($this->value['color']);
if ($this->value['background']['color'])
$this->_pdf->setFillColorArray($this->value['background']['color']);
else
$this->_pdf->setFillColor(255);
}
/**
* add a level in the CSS history
*
* @access public
*/
public function save()
{
array_push($this->table, $this->value);
}
/**
* remove a level in the CSS history
*
* @access public
*/
public function load()
{
if (count($this->table)) {
$this->value = array_pop($this->table);
}
}
/**
* restore the Y positiony (used after a span)
*
* @access public
*/
public function restorePosition()
{
if ($this->value['y']==$this->_pdf->getY()) $this->_pdf->setY($this->value['yc'], false);
}
/**
* set the New position for the current Tag
*
* @access public
*/
public function setPosition()
{
// get the current position
$currentX = $this->_pdf->getX();
$currentY = $this->_pdf->getY();
// save it
$this->value['xc'] = $currentX;
$this->value['yc'] = $currentY;
if ($this->value['position']=='relative' || $this->value['position']=='absolute') {
if ($this->value['right']!==null) {
$x = $this->getLastWidth(true) - $this->value['right'] - $this->value['width'];
if ($this->value['margin']['r']) $x-= $this->value['margin']['r'];
} else {
$x = $this->value['left'];
if ($this->value['margin']['l']) $x+= $this->value['margin']['l'];
}
if ($this->value['bottom']!==null) {
$y = $this->getLastHeight(true) - $this->value['bottom'] - $this->value['height'];
if ($this->value['margin']['b']) $y-= $this->value['margin']['b'];
} else {
$y = $this->value['top'];
if ($this->value['margin']['t']) $y+= $this->value['margin']['t'];
}
if ($this->value['position']=='relative') {
$this->value['x'] = $currentX + $x;
$this->value['y'] = $currentY + $y;
} else {
$this->value['x'] = $this->_getLastAbsoluteX()+$x;
$this->value['y'] = $this->_getLastAbsoluteY()+$y;
}
} else {
$this->value['x'] = $currentX;
$this->value['y'] = $currentY;
if ($this->value['margin']['l']) $this->value['x']+= $this->value['margin']['l'];
if ($this->value['margin']['t']) $this->value['y']+= $this->value['margin']['t'];
}
// save the new position
$this->_pdf->setXY($this->value['x'], $this->value['y']);
}
/**
* Analise the CSS style to convert it into Form style
*
* @access public
* @param array styles
*/
public function getFormStyle()
{
$prop = array();
$prop['alignment'] = $this->value['text-align'];
if (isset($this->value['background']['color']) && is_array($this->value['background']['color'])) {
$prop['fillColor'] = $this->value['background']['color'];
}
if (isset($this->value['border']['t']['color'])) {
$prop['strokeColor'] = $this->value['border']['t']['color'];
}
if (isset($this->value['border']['t']['width'])) {
$prop['lineWidth'] = $this->value['border']['t']['width'];
}
if (isset($this->value['border']['t']['type'])) {
$prop['borderStyle'] = $this->value['border']['t']['type'];
}
if (!empty($this->value['color'])) {
$prop['textColor'] = $this->value['color'];
}
if (!empty($this->value['font-size'])) {
$prop['textSize'] = $this->value['font-size'];
}
return $prop;
}
/**
* Analise the CSS style to convert it into SVG style
*
* @access public
* @param string tag name
* @param array styles
*/
public function getSvgStyle($tagName, &$param)
{
// prepare
$tagName = strtolower($tagName);
$id = isset($param['id']) ? strtolower(trim($param['id'])) : null; if (!$id) $id = null;
$name = isset($param['name']) ? strtolower(trim($param['name'])) : null; if (!$name) $name = null;
// read the class attribute
$class = array();
$tmp = isset($param['class']) ? strtolower(trim($param['class'])) : '';
$tmp = explode(' ', $tmp);
foreach ($tmp as $k => $v) {
$v = trim($v);
if ($v) $class[] = $v;
}
// identify the tag, and the direct styles
$this->value['id_tag'] = $tagName;
$this->value['id_name'] = $name;
$this->value['id_id'] = $id;
$this->value['id_class'] = $class;
$this->value['id_lst'] = array();
$this->value['id_lst'][] = '*';
$this->value['id_lst'][] = $tagName;
if (!isset($this->value['svg'])) {
$this->value['svg'] = array(
'stroke' => null,
'stroke-width' => $this->convertToMM('1pt'),
'fill' => null,
'fill-opacity' => null,
);
}
if (count($class)) {
foreach ($class as $v) {
$this->value['id_lst'][] = '*.'.$v;
$this->value['id_lst'][] = '.'.$v;
$this->value['id_lst'][] = $tagName.'.'.$v;
}
}
if ($id) {
$this->value['id_lst'][] = '*#'.$id;
$this->value['id_lst'][] = '#'.$id;
$this->value['id_lst'][] = $tagName.'#'.$id;
}
// CSS style
$styles = $this->_getFromCSS();
// adding the style from the tag
$styles = array_merge($styles, $param['style']);
if (isset($styles['stroke'])) $this->value['svg']['stroke'] = $this->convertToColor($styles['stroke'], $res);
if (isset($styles['stroke-width'])) $this->value['svg']['stroke-width'] = $this->convertToMM($styles['stroke-width']);
if (isset($styles['fill'])) $this->value['svg']['fill'] = $this->convertToColor($styles['fill'], $res);
if (isset($styles['fill-opacity'])) $this->value['svg']['fill-opacity'] = 1.*$styles['fill-opacity'];
return $this->value['svg'];
}
/**
* analyse the css properties from the HTML parsing
*
* @access public
* @param string $tagName
* @param array $param
* @param array $legacy
*/
public function analyse($tagName, &$param, $legacy = null)
{
// prepare the informations
$tagName = strtolower($tagName);
$id = isset($param['id']) ? strtolower(trim($param['id'])) : null; if (!$id) $id = null;
$name = isset($param['name']) ? strtolower(trim($param['name'])) : null; if (!$name) $name = null;
// get the class names to use
$class = array();
$tmp = isset($param['class']) ? strtolower(trim($param['class'])) : '';
$tmp = explode(' ', $tmp);
foreach ($tmp as $k => $v) {
$v = trim($v);
if ($v) $class[] = $v;
}
// prepare the values, and the list of css tags to identify
$this->value['id_tag'] = $tagName;
$this->value['id_name'] = $name;
$this->value['id_id'] = $id;
$this->value['id_class'] = $class;
$this->value['id_lst'] = array();
$this->value['id_lst'][] = '*';
$this->value['id_lst'][] = $tagName;
if (count($class)) {
foreach ($class as $v) {
$this->value['id_lst'][] = '*.'.$v;
$this->value['id_lst'][] = '.'.$v;
$this->value['id_lst'][] = $tagName.'.'.$v;
}
}
if ($id) {
$this->value['id_lst'][] = '*#'.$id;
$this->value['id_lst'][] = '#'.$id;
$this->value['id_lst'][] = $tagName.'#'.$id;
}
// get the css styles from class
$styles = $this->_getFromCSS();
// merge with the css styles from tag
$styles = array_merge($styles, $param['style']);
if (isset($param['allwidth']) && !isset($styles['width'])) $styles['width'] = '100%';
// reset some styles, depending on the tag name
$this->resetStyle($tagName);
// add the legacy values
if ($legacy) {
foreach ($legacy as $legacyName => $legacyValue) {
if (is_array($legacyValue)) {
foreach($legacyValue as $legacy2Name => $legacy2Value)
$this->value[$legacyName][$legacy2Name] = $legacy2Value;
} else {
$this->value[$legacyName] = $legacyValue;
}
}
}
// some flags
$correctWidth = false;
$noWidth = true;
// read all the css styles
foreach ($styles as $nom => $val) {
switch($nom)
{
case 'font-family':
$val = explode(',', $val);
$val = trim($val[0]);
if ($val) $this->value['font-family'] = $val;
break;
case 'font-weight':
$this->value['font-bold'] = ($val=='bold');
break;
case 'font-style':
$this->value['font-italic'] = ($val=='italic');
break;
case 'text-decoration':
$val = explode(' ', $val);
$this->value['font-underline'] = (in_array('underline', $val));
$this->value['font-overline'] = (in_array('overline', $val));
$this->value['font-linethrough'] = (in_array('line-through', $val));
break;
case 'text-indent':
$this->value['text-indent'] = $this->convertToMM($val);
break;
case 'text-transform':
if (!in_array($val, array('none', 'capitalize', 'uppercase', 'lowercase'))) $val = 'none';
$this->value['text-transform'] = $val;
break;
case 'font-size':
$val = $this->convertToMM($val, $this->value['font-size']);
if ($val) $this->value['font-size'] = $val;
break;
case 'color':
$res = null;
$this->value['color'] = $this->convertToColor($val, $res);
if ($tagName=='hr') {
$this->value['border']['l']['color'] = $this->value['color'];
$this->value['border']['t']['color'] = $this->value['color'];
$this->value['border']['r']['color'] = $this->value['color'];
$this->value['border']['b']['color'] = $this->value['color'];
}
break;
case 'text-align':
$val = strtolower($val);
if (!in_array($val, array('left', 'right', 'center', 'justify', 'li_right'))) $val = 'left';
$this->value['text-align'] = $val;
break;
case 'vertical-align':
$this->value['vertical-align'] = $val;
break;
case 'width':
$this->value['width'] = $this->convertToMM($val, $this->getLastWidth());
if ($this->value['width'] && substr($val, -1)=='%') $correctWidth=true;
$noWidth = false;
break;
case 'height':
$this->value['height'] = $this->convertToMM($val, $this->getLastHeight());
break;
case 'line-height':
if (preg_match('/^[0-9\.]+$/isU', $val)) $val = floor($val*100).'%';
$this->value['line-height'] = $val;
break;
case 'rotate':
if (!in_array($val, array(0, -90, 90, 180, 270, -180, -270))) $val = null;
if ($val<0) $val+= 360;
$this->value['rotate'] = $val;
break;
case 'overflow':
if (!in_array($val, array('visible', 'hidden'))) $val = 'visible';
$this->value['overflow'] = $val;
break;
case 'padding':
$val = explode(' ', $val);
foreach ($val as $k => $v) {
$v = trim($v);
if ($v!='') {
$val[$k] = $v;
} else {
unset($val[$k]);
}
}
$val = array_values($val);
$this->_duplicateBorder($val);
$this->value['padding']['t'] = $this->convertToMM($val[0], 0);
$this->value['padding']['r'] = $this->convertToMM($val[1], 0);
$this->value['padding']['b'] = $this->convertToMM($val[2], 0);
$this->value['padding']['l'] = $this->convertToMM($val[3], 0);
break;
case 'padding-top':
$this->value['padding']['t'] = $this->convertToMM($val, 0);
break;
case 'padding-right':
$this->value['padding']['r'] = $this->convertToMM($val, 0);
break;
case 'padding-bottom':
$this->value['padding']['b'] = $this->convertToMM($val, 0);
break;
case 'padding-left':
$this->value['padding']['l'] = $this->convertToMM($val, 0);
break;
case 'margin':
if ($val=='auto') {
$this->value['margin-auto'] = true;
break;
}
$val = explode(' ', $val);
foreach ($val as $k => $v) {
$v = trim($v);
if ($v!='') {
$val[$k] = $v;
} else {
unset($val[$k]);
}
}
$val = array_values($val);
$this->_duplicateBorder($val);
$this->value['margin']['t'] = $this->convertToMM($val[0], 0);
$this->value['margin']['r'] = $this->convertToMM($val[1], 0);
$this->value['margin']['b'] = $this->convertToMM($val[2], 0);
$this->value['margin']['l'] = $this->convertToMM($val[3], 0);
break;
case 'margin-top':
$this->value['margin']['t'] = $this->convertToMM($val, 0);
break;
case 'margin-right':
$this->value['margin']['r'] = $this->convertToMM($val, 0);
break;
case 'margin-bottom':
$this->value['margin']['b'] = $this->convertToMM($val, 0);
break;
case 'margin-left':
$this->value['margin']['l'] = $this->convertToMM($val, 0);
break;
case 'border':
$val = $this->readBorder($val);
$this->value['border']['t'] = $val;
$this->value['border']['r'] = $val;
$this->value['border']['b'] = $val;
$this->value['border']['l'] = $val;
break;
case 'border-style':
$val = explode(' ', $val);
foreach ($val as $valK => $valV) {
if (!in_array($valV, array('solid', 'dotted', 'dashed'))) {
$val[$valK] = null;
}
}
$this->_duplicateBorder($val);
if ($val[0]) $this->value['border']['t']['type'] = $val[0];
if ($val[1]) $this->value['border']['r']['type'] = $val[1];
if ($val[2]) $this->value['border']['b']['type'] = $val[2];
if ($val[3]) $this->value['border']['l']['type'] = $val[3];
break;
case 'border-top-style':
if (in_array($val, array('solid', 'dotted', 'dashed'))) {
$this->value['border']['t']['type'] = $val;
}
break;
case 'border-right-style':
if (in_array($val, array('solid', 'dotted', 'dashed'))) {
$this->value['border']['r']['type'] = $val;
}
break;
case 'border-bottom-style':
if (in_array($val, array('solid', 'dotted', 'dashed'))) {
$this->value['border']['b']['type'] = $val;
}
break;
case 'border-left-style':
if (in_array($val, array('solid', 'dotted', 'dashed')))
$this->value['border']['l']['type'] = $val;
break;
case 'border-color':
$res = false;
$val = preg_replace('/,[\s]+/', ',', $val);
$val = explode(' ', $val);
foreach ($val as $valK => $valV) {
$val[$valK] = $this->convertToColor($valV, $res);
if (!$res) {
$val[$valK] = null;
}
}
$this->_duplicateBorder($val);
if (is_array($val[0])) $this->value['border']['t']['color'] = $val[0];
if (is_array($val[1])) $this->value['border']['r']['color'] = $val[1];
if (is_array($val[2])) $this->value['border']['b']['color'] = $val[2];
if (is_array($val[3])) $this->value['border']['l']['color'] = $val[3];
break;
case 'border-top-color':
$res = false;
$val = $this->convertToColor($val, $res);
if ($res) $this->value['border']['t']['color'] = $val;
break;
case 'border-right-color':
$res = false;
$val = $this->convertToColor($val, $res);
if ($res) $this->value['border']['r']['color'] = $val;
break;
case 'border-bottom-color':
$res = false;
$val = $this->convertToColor($val, $res);
if ($res) $this->value['border']['b']['color'] = $val;
break;
case 'border-left-color':
$res = false;
$val = $this->convertToColor($val, $res);
if ($res) $this->value['border']['l']['color'] = $val;
break;
case 'border-width':
$val = explode(' ', $val);
foreach ($val as $valK => $valV) {
$val[$valK] = $this->convertToMM($valV, 0);
}
$this->_duplicateBorder($val);
if ($val[0]) $this->value['border']['t']['width'] = $val[0];
if ($val[1]) $this->value['border']['r']['width'] = $val[1];
if ($val[2]) $this->value['border']['b']['width'] = $val[2];
if ($val[3]) $this->value['border']['l']['width'] = $val[3];
break;
case 'border-top-width':
$val = $this->convertToMM($val, 0);
if ($val) $this->value['border']['t']['width'] = $val;
break;
case 'border-right-width':
$val = $this->convertToMM($val, 0);
if ($val) $this->value['border']['r']['width'] = $val;
break;
case 'border-bottom-width':
$val = $this->convertToMM($val, 0);
if ($val) $this->value['border']['b']['width'] = $val;
break;
case 'border-left-width':
$val = $this->convertToMM($val, 0);
if ($val) $this->value['border']['l']['width'] = $val;
break;
case 'border-collapse':
if ($tagName=='table') $this->value['border']['collapse'] = ($val=='collapse');
break;
case 'border-radius':
$val = explode('/', $val);
if (count($val)>2) {
break;
}
$valH = $this->convertToRadius(trim($val[0]));
if (count($valH)<1 || count($valH)>4) {
break;
}
if (!isset($valH[1])) $valH[1] = $valH[0];
if (!isset($valH[2])) $valH = array($valH[0], $valH[0], $valH[1], $valH[1]);
if (!isset($valH[3])) $valH[3] = $valH[1];
if (isset($val[1])) {
$valV = $this->convertToRadius(trim($val[1]));
if (count($valV)<1 || count($valV)>4) {
break;
}
if (!isset($valV[1])) $valV[1] = $valV[0];
if (!isset($valV[2])) $valV = array($valV[0], $valV[0], $valV[1], $valV[1]);
if (!isset($valV[3])) $valV[3] = $valV[1];
} else {
$valV = $valH;
}
$this->value['border']['radius'] = array(
'tl' => array($valH[0], $valV[0]),
'tr' => array($valH[1], $valV[1]),
'br' => array($valH[2], $valV[2]),
'bl' => array($valH[3], $valV[3])
);
break;
case 'border-top-left-radius':
$val = $this->convertToRadius($val);
if (count($val)<1 || count($val)>2) {
break;
}
$this->value['border']['radius']['tl'] = array($val[0], isset($val[1]) ? $val[1] : $val[0]);
break;
case 'border-top-right-radius':
$val = $this->convertToRadius($val);
if (count($val)<1 || count($val)>2) {
break;
}
$this->value['border']['radius']['tr'] = array($val[0], isset($val[1]) ? $val[1] : $val[0]);
break;
case 'border-bottom-right-radius':
$val = $this->convertToRadius($val);
if (count($val)<1 || count($val)>2) {
break;
}
$this->value['border']['radius']['br'] = array($val[0], isset($val[1]) ? $val[1] : $val[0]);
break;
case 'border-bottom-left-radius':
$val = $this->convertToRadius($val);
if (count($val)<1 || count($val)>2) {
break;
}
$this->value['border']['radius']['bl'] = array($val[0], isset($val[1]) ? $val[1] : $val[0]);
break;
case 'border-top':
$this->value['border']['t'] = $this->readBorder($val);
break;
case 'border-right':
$this->value['border']['r'] = $this->readBorder($val);
break;
case 'border-bottom':
$this->value['border']['b'] = $this->readBorder($val);
break;
case 'border-left':
$this->value['border']['l'] = $this->readBorder($val);
break;
case 'background-color':
$this->value['background']['color'] = $this->convertBackgroundColor($val);
break;
case 'background-image':
$this->value['background']['image'] = $this->convertBackgroundImage($val);
break;
case 'background-position':
$res = null;
$this->value['background']['position'] = $this->convertBackgroundPosition($val, $res);
break;
case 'background-repeat':
$this->value['background']['repeat'] = $this->convertBackgroundRepeat($val);
break;
case 'background':
$this->convertBackground($val, $this->value['background']);
break;
case 'position':
if ($val=='absolute') $this->value['position'] = 'absolute';
else if ($val=='relative') $this->value['position'] = 'relative';
else $this->value['position'] = null;
break;
case 'float':
if ($val=='left') $this->value['float'] = 'left';
else if ($val=='right') $this->value['float'] = 'right';
else $this->value['float'] = null;
break;
case 'display':
if ($val=='inline') $this->value['display'] = 'inline';
else if ($val=='block') $this->value['display'] = 'block';
else if ($val=='none') $this->value['display'] = 'none';
else $this->value['display'] = null;
break;
case 'top':
case 'bottom':
case 'left':
case 'right':
$this->value[$nom] = $val;
break;
case 'list-style':
case 'list-style-type':
case 'list-style-image':
if ($nom=='list-style') $nom = 'list-style-type';
$this->value[$nom] = $val;
break;
default:
break;
}
}
$return = true;
// only for P tag
if ($this->value['margin']['t']===null) $this->value['margin']['t'] = $this->value['font-size'];
if ($this->value['margin']['b']===null) $this->value['margin']['b'] = $this->value['font-size'];
// force the text align to left, if asked by html2pdf
if ($this->_onlyLeft) $this->value['text-align'] = 'left';
// correction on the width (quick box)
if ($noWidth && in_array($tagName, array('div', 'blockquote', 'fieldset')) && $this->value['position']!='absolute') {
$this->value['width'] = $this->getLastWidth();
$this->value['width']-= $this->value['margin']['l'] + $this->value['margin']['r'];
} else {
if ($correctWidth) {
if (!in_array($tagName, array('table', 'div', 'blockquote', 'fieldset', 'hr'))) {
$this->value['width']-= $this->value['padding']['l'] + $this->value['padding']['r'];
$this->value['width']-= $this->value['border']['l']['width'] + $this->value['border']['r']['width'];
}
if (in_array($tagName, array('th', 'td'))) {
$this->value['width']-= $this->convertToMM(isset($param['cellspacing']) ? $param['cellspacing'] : '2px');
$return = false;
}
if ($this->value['width']<0) $this->value['width']=0;
} else {
if ($this->value['width']) {
if ($this->value['border']['l']['width']) $this->value['width'] += $this->value['border']['l']['width'];
if ($this->value['border']['r']['width']) $this->value['width'] += $this->value['border']['r']['width'];
if ($this->value['padding']['l']) $this->value['width'] += $this->value['padding']['l'];
if ($this->value['padding']['r']) $this->value['width'] += $this->value['padding']['r'];
}
}
}
if ($this->value['height']) {
if ($this->value['border']['b']['width']) $this->value['height'] += $this->value['border']['b']['width'];
if ($this->value['border']['t']['width']) $this->value['height'] += $this->value['border']['t']['width'];
if ($this->value['padding']['b']) $this->value['height'] += $this->value['padding']['b'];
if ($this->value['padding']['t']) $this->value['height'] += $this->value['padding']['t'];
}
if ($this->value['top']!=null) $this->value['top'] = $this->convertToMM($this->value['top'], $this->getLastHeight(true));
if ($this->value['bottom']!=null) $this->value['bottom'] = $this->convertToMM($this->value['bottom'], $this->getLastHeight(true));
if ($this->value['left']!=null) $this->value['left'] = $this->convertToMM($this->value['left'], $this->getLastWidth(true));
if ($this->value['right']!=null) $this->value['right'] = $this->convertToMM($this->value['right'], $this->getLastWidth(true));
if ($this->value['top'] && $this->value['bottom'] && $this->value['height']) $this->value['bottom'] = null;
if ($this->value['left'] && $this->value['right'] && $this->value['width']) $this->value['right'] = null;
return $return;
}
/**
* get the height of the current line
*
* @access public
* @return float $height in mm
*/
public function getLineHeight()
{
$val = $this->value['line-height'];
if ($val=='normal') $val = '108%';
return $this->convertToMM($val, $this->value['font-size']);
}
/**
* get the width of the parent
*
* @access public
* @param boolean $mode true => adding padding and border
* @return float $width in mm
*/
public function getLastWidth($mode = false)
{
for ($k=count($this->table)-1; $k>=0; $k--) {
if ($this->table[$k]['width']) {
$w = $this->table[$k]['width'];
if ($mode) {
$w+= $this->table[$k]['border']['l']['width'] + $this->table[$k]['padding']['l'] + 0.02;
$w+= $this->table[$k]['border']['r']['width'] + $this->table[$k]['padding']['r'] + 0.02;
}
return $w;
}
}
return $this->_pdf->getW() - $this->_pdf->getlMargin() - $this->_pdf->getrMargin();
}
/**
* get the height of the parent
*
* @access public
* @param boolean $mode true => adding padding and border
* @return float $height in mm
*/
public function getLastHeight($mode = false)
{
for ($k=count($this->table)-1; $k>=0; $k--) {
if ($this->table[$k]['height']) {
$h = $this->table[$k]['height'];
if ($mode) {
$h+= $this->table[$k]['border']['t']['width'] + $this->table[$k]['padding']['t'] + 0.02;
$h+= $this->table[$k]['border']['b']['width'] + $this->table[$k]['padding']['b'] + 0.02;
}
return $h;
}
}
return $this->_pdf->getH() - $this->_pdf->gettMargin() - $this->_pdf->getbMargin();
}
/**
* get the value of the float property
*
* @access public
* @return $float left/right
*/
public function getFloat()
{
if ($this->value['float']=='left') return 'left';
if ($this->value['float']=='right') return 'right';
return null;
}
/**
* get the last value for a specific key
*
* @access public
* @param string $key
* @return mixed
*/
public function getLastValue($key)
{
$nb = count($this->table);
if ($nb>0) {
return $this->table[$nb-1][$key];
} else {
return null;
}
}
/**
* get the last absolute X
*
* @access protected
* @return float $x
*/
protected function _getLastAbsoluteX()
{
for ($k=count($this->table)-1; $k>=0; $k--) {
if ($this->table[$k]['x'] && $this->table[$k]['position']) return $this->table[$k]['x'];
}
return $this->_pdf->getlMargin();
}
/**
* get the last absolute Y
*
* @access protected
* @return float $y
*/
protected function _getLastAbsoluteY()
{
for ($k=count($this->table)-1; $k>=0; $k--) {
if ($this->table[$k]['y'] && $this->table[$k]['position']) return $this->table[$k]['y'];
}
return $this->_pdf->gettMargin();
}
/**
* get the CSS properties of the current tag
*
* @access protected
* @return array $styles
*/
protected function _getFromCSS()
{
// styles to apply
$styles = array();
// list of the selectors to get in the CSS files
$getit = array();
// get the list of the selectors of each tags
$lst = array();
$lst[] = $this->value['id_lst'];
for ($i=count($this->table)-1; $i>=0; $i--) {
$lst[] = $this->table[$i]['id_lst'];
}
// foreach selectors in the CSS files, verify if it match with the list of selectors
foreach ($this->cssKeys as $key => $num) {
if ($this->_getReccursiveStyle($key, $lst)) {
$getit[$key] = $num;
}
}
// if we have selectors
if (count($getit)) {
// get them, but in the definition order, because of priority
asort($getit);
foreach ($getit as $key => $val) $styles = array_merge($styles, $this->css[$key]);
}
return $styles;
}
/**
* identify if the selector $key match with the list of tag selectors
*
* @access protected
* @param string $key CSS selector to analyse
* @param array $lst list of the selectors of each tags
* @param string $next next step of parsing the selector
* @return boolean
*/
protected function _getReccursiveStyle($key, $lst, $next = null)
{
// if next step
if ($next!==null) {
// we remove this step
if ($next) $key = trim(substr($key, 0, -strlen($next)));
array_shift($lst);
// if no more step to identify => return false
if (!count($lst)) {
return false;
}
}
// for each selector of the current step
foreach ($lst[0] as $name) {
// if selector = key => ok
if ($key==$name) {
return true;
}
// if the end of the key = the selector and the next step is ok => ok
if (substr($key, -strlen(' '.$name))==' '.$name && $this->_getReccursiveStyle($key, $lst, $name)) {
return true;
}
}
// if we are not in the first step, we analyse the sub steps (the pareng tag of the current tag)
if ($next!==null && $this->_getReccursiveStyle($key, $lst, '')) {
return true;
}
// no corresponding found
return false;
}
/**
* Analyse a border
*
* @access public
* @param string $css css border properties
* @return array border properties
*/
public function readBorder($css)
{
// border none
$none = array('type' => 'none', 'width' => 0, 'color' => array(0, 0, 0));
// default value
$type = 'solid';
$width = $this->convertToMM('1pt');
$color = array(0, 0, 0);
// clean up the values
$css = explode(' ', $css);
foreach ($css as $k => $v) {
$v = trim($v);
if ($v) $css[$k] = $v;
else unset($css[$k]);
}
$css = array_values($css);
// read the values
$res = null;
foreach ($css as $value) {
// if no border => return none
if ($value=='none' || $value=='hidden') {
return $none;
}
// try to convert the value as a distance
$tmp = $this->convertToMM($value);
// if the convert is ok => it is a width
if ($tmp!==null) {
$width = $tmp;
// else, it could be the type
} else if (in_array($value, array('solid', 'dotted', 'dashed', 'double'))) {
$type = $value;
// else, it could be the color
} else {
$tmp = $this->convertToColor($value, $res);
if ($res) $color = $tmp;
}
}
// if no witdh => return none
if (!$width) return $none;
// return the border properties
return array('type' => $type, 'width' => $width, 'color' => $color);
}
/**
* duplicate the borders if needed
*
* @access protected
* @param &array $val
*/
protected function _duplicateBorder(&$val)
{
// 1 value => L => RTB
if (count($val)==1) {
$val[1] = $val[0];
$val[2] = $val[0];
$val[3] = $val[0];
// 2 values => L => R & T => B
} else if (count($val)==2) {
$val[2] = $val[0];
$val[3] = $val[1];
// 3 values => T => B
} else if (count($val)==3) {
$val[3] = $val[1];
}
}
/**
* Analyse a background
*
* @access public
* @param string $css css background properties
* @param &array $value parsed values (by reference, because, ther is a legacy of the parent CSS properties)
*/
public function convertBackground($css, &$value)
{
// is there a image ?
$text = '/url\(([^)]*)\)/isU';
if (preg_match($text, $css, $match)) {
// get the image
$value['image'] = $this->convertBackgroundImage($match[0]);
// remove if from the css properties
$css = preg_replace($text, '', $css);
$css = preg_replace('/[\s]+/', ' ', $css);
}
// protect some spaces
$css = preg_replace('/,[\s]+/', ',', $css);
// explode the values
$css = explode(' ', $css);
// background position to parse
$pos = '';
// foreach value
foreach ($css as $val) {
// try to parse the value as a color
$ok = false;
$color = $this->convertToColor($val, $ok);
// if ok => it is a color
if ($ok) {
$value['color'] = $color;
// else if transparent => no coloàr
} else if ($val=='transparent') {
$value['color'] = null;
// else
} else {
// try to parse the value as a repeat
$repeat = $this->convertBackgroundRepeat($val);
// if ok => it is repeat
if ($repeat) {
$value['repeat'] = $repeat;
// else => it could only be a position
} else {
$pos.= ($pos ? ' ' : '').$val;
}
}
}
// if we have a position to parse
if ($pos) {
// try to read it
$pos = $this->convertBackgroundPosition($pos, $ok);
if ($ok) $value['position'] = $pos;
}
}
/**
* parse a background color
*
* @access public
* @param string $css
* @return string $value
*/
public function convertBackgroundColor($css)
{
$res = null;
if ($css=='transparent') return null;
else return $this->convertToColor($css, $res);
}
/**
* parse a background image
*
* @access public
* @param string $css
* @return string $value
*/
public function convertBackgroundImage($css)
{
if ($css=='none')
return null;
else if (preg_match('/^url\(([^)]*)\)$/isU', $css, $match))
return $match[1];
else
return null;
}
/**
* parse a background position
*
* @access public
* @param string $css
* @param &boolean $res flag if conver is ok or not
* @return array ($x, $y)
*/
public function convertBackgroundPosition($css, &$res)
{
// init the res
$res = false;
// explode the value
$css = explode(' ', $css);
// we must have 2 values. if 0 or >2 : error. if 1 => put center for 2
if (count($css)<2) {
if (!$css[0]) return null;
$css[1] = 'center';
}
if (count($css)>2) return null;
// prepare the values
$x = 0;
$y = 0;
$res = true;
// convert the first value
if ($css[0]=='left') $x = '0%';
else if ($css[0]=='center') $x = '50%';
else if ($css[0]=='right') $x = '100%';
else if ($css[0]=='top') $y = '0%';
else if ($css[0]=='bottom') $y = '100%';
else if (preg_match('/^[-]?[0-9\.]+%$/isU', $css[0])) $x = $css[0];
else if ($this->convertToMM($css[0])) $x = $this->convertToMM($css[0]);
else $res = false;
// convert the second value
if ($css[1]=='left') $x = '0%';
else if ($css[1]=='right') $x = '100%';
else if ($css[1]=='top') $y = '0%';
else if ($css[1]=='center') $y = '50%';
else if ($css[1]=='bottom') $y = '100%';
else if (preg_match('/^[-]?[0-9\.]+%$/isU', $css[1])) $y = $css[1];
else if ($this->convertToMM($css[1])) $y = $this->convertToMM($css[1]);
else $res = false;
// return the values
return array($x, $y);
}
/**
* parse a background repeat
*
* @access public
* @param string $css
* @return string $value
*/
public function convertBackgroundRepeat($css)
{
switch($css)
{
case 'repeat':
return array(true, true);
case 'repeat-x':
return array(true, false);
case 'repeat-y':
return array(false, true);
case 'no-repeat':
return array(false, false);
}
return null;
}
/**
* convert a distance to mm
*
* @access public
* @param string $css distance to convert
* @param float $old parent distance
* @return float $value
*/
public function convertToMM($css, $old=0.)
{
$css = trim($css);
if (preg_match('/^[0-9\.\-]+$/isU', $css)) $css.= 'px';
if (preg_match('/^[0-9\.\-]+px$/isU', $css)) $css = 25.4/96. * str_replace('px', '', $css);
else if (preg_match('/^[0-9\.\-]+pt$/isU', $css)) $css = 25.4/72. * str_replace('pt', '', $css);
else if (preg_match('/^[0-9\.\-]+in$/isU', $css)) $css = 25.4 * str_replace('in', '', $css);
else if (preg_match('/^[0-9\.\-]+mm$/isU', $css)) $css = 1.*str_replace('mm', '', $css);
else if (preg_match('/^[0-9\.\-]+%$/isU', $css)) $css = 1.*$old*str_replace('%', '', $css)/100.;
else $css = null;
return $css;
}
/**
* convert a css radius
*
* @access public
* @param string $css
* @return float $value
*/
public function convertToRadius($css)
{
// explode the value
$css = explode(' ', $css);
foreach ($css as $k => $v) {
$v = trim($v);
if ($v) {
$v = $this->convertToMM($v, 0);
if ($v!==null) {
$css[$k] = $v;
} else {
unset($css[$k]);
}
} else {
unset($css[$k]);
}
}
return array_values($css);
}
/**
* convert a css color
*
* @access public
* @param string $css
* @param &boolean $res
* @return array (r,g, b)
*/
public function convertToColor($css, &$res)
{
// prepare the value
$css = trim($css);
$res = true;
// if transparent => return null
if (strtolower($css)=='transparent') return array(null, null, null);
// HTML color
if (isset($this->_htmlColor[strtolower($css)])) {
$css = $this->_htmlColor[strtolower($css)];
$r = floatVal(hexdec(substr($css, 0, 2)));
$v = floatVal(hexdec(substr($css, 2, 2)));
$b = floatVal(hexdec(substr($css, 4, 2)));
return array($r, $v, $b);
}
// like #FFFFFF
if (preg_match('/^#[0-9A-Fa-f]{6}$/isU', $css)) {
$r = floatVal(hexdec(substr($css, 1, 2)));
$v = floatVal(hexdec(substr($css, 3, 2)));
$b = floatVal(hexdec(substr($css, 5, 2)));
return array($r, $v, $b);
}
// like #FFF
if (preg_match('/^#[0-9A-F]{3}$/isU', $css)) {
$r = floatVal(hexdec(substr($css, 1, 1).substr($css, 1, 1)));
$v = floatVal(hexdec(substr($css, 2, 1).substr($css, 2, 1)));
$b = floatVal(hexdec(substr($css, 3, 1).substr($css, 3, 1)));
return array($r, $v, $b);
}
// like rgb(100, 100, 100)
if (preg_match('/rgb\([\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*\)/isU', $css, $match)) {
$r = $this->_convertSubColor($match[1]);
$v = $this->_convertSubColor($match[2]);
$b = $this->_convertSubColor($match[3]);
return array($r*255., $v*255., $b*255.);
}
// like cmyk(100, 100, 100, 100)
if (preg_match('/cmyk\([\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*\)/isU', $css, $match)) {
$c = $this->_convertSubColor($match[1]);
$m = $this->_convertSubColor($match[2]);
$y = $this->_convertSubColor($match[3]);
$k = $this->_convertSubColor($match[4]);
return array($c*100., $m*100., $y*100., $k*100.);
}
$res = false;
return array(0., 0., 0.);
}
/**
* color value to convert
*
* @access protected
* @param string $c
* @return float $c 0.->1.
*/
protected function _convertSubColor($c)
{
if (substr($c, -1)=='%') {
$c = floatVal(substr($c, 0, -1))/100.;
} else {
$c = floatVal($c);
if ($c>1) $c = $c/255.;
}
return $c;
}
/**
* read a css content
*
* @access protected
* @param &string $code
*/
protected function _analyseStyle(&$code)
{
// clean the spaces
$code = preg_replace('/[\s]+/', ' ', $code);
// remove the comments
$code = preg_replace('/\/\*.*?\*\//s', '', $code);
// split each CSS code "selector { value }"
preg_match_all('/([^{}]+){([^}]*)}/isU', $code, $match);
// for each CSS code
for ($k=0; $k<count($match[0]); $k++) {
// selectors
$names = strtolower(trim($match[1][$k]));
// css style
$styles = trim($match[2][$k]);
// explode each value
$styles = explode(';', $styles);
// parse each value
$css = array();
foreach ($styles as $style) {
$tmp = explode(':', $style);
if (count($tmp)>1) {
$cod = $tmp[0]; unset($tmp[0]); $tmp = implode(':', $tmp);
$css[trim(strtolower($cod))] = trim($tmp);
}
}
// explode the names
$names = explode(',', $names);
// save the values for each names
foreach ($names as $name) {
// clean the name
$name = trim($name);
// if a selector with somethink lige :hover => continue
if (strpos($name, ':')!==false) continue;
// save the value
if (!isset($this->css[$name]))
$this->css[$name] = $css;
else
$this->css[$name] = array_merge($this->css[$name], $css);
}
}
// get he list of the keys
$this->cssKeys = array_flip(array_keys($this->css));
}
/**
* Extract the css files from a html code
*
* @access public
* @param string &$html
*/
public function readStyle(&$html)
{
// the CSS content
$style = ' ';
// extract the link tags, and remove them in the html code
preg_match_all('/<link([^>]*)>/isU', $html, $match);
$html = preg_replace('/<link[^>]*>/isU', '', $html);
$html = preg_replace('/<\/link[^>]*>/isU', '', $html);
// analyse each link tag
foreach ($match[1] as $code) {
$tmp = array();
// read the attributes name=value
$prop = '([a-zA-Z0-9_]+)=([^"\'\s>]+)';
preg_match_all('/'.$prop.'/is', $code, $match);
for ($k=0; $k<count($match[0]); $k++) {
$tmp[trim(strtolower($match[1][$k]))] = trim($match[2][$k]);
}
// read the attributes name="value"
$prop = '([a-zA-Z0-9_]+)=["]([^"]*)["]';
preg_match_all('/'.$prop.'/is', $code, $match);
for ($k=0; $k<count($match[0]); $k++) {
$tmp[trim(strtolower($match[1][$k]))] = trim($match[2][$k]);
}
// read the attributes name='value'
$prop = "([a-zA-Z0-9_]+)=[']([^']*)[']";
preg_match_all('/'.$prop.'/is', $code, $match);
for ($k=0; $k<count($match[0]); $k++) {
$tmp[trim(strtolower($match[1][$k]))] = trim($match[2][$k]);
}
// if type text/css => we keep it
if (isset($tmp['type']) && strtolower($tmp['type'])=='text/css' && isset($tmp['href'])) {
// get the href
$url = $tmp['href'];
// get the content of the css file
$content = @file_get_contents($url);
// if "http://" in the url
if (strpos($url, 'http://')!==false) {
// get the domain "http://xxx/"
$url = str_replace('http://', '', $url);
$url = explode('/', $url);
$urlMain = 'http://'.$url[0].'/';
// get the absolute url of the path
$urlSelf = $url; unset($urlSelf[count($urlSelf)-1]); $urlSelf = 'http://'.implode('/', $urlSelf).'/';
// adapt the url in the css content
$content = preg_replace('/url\(([^\\\\][^)]*)\)/isU', 'url('.$urlSelf.'$1)', $content);
$content = preg_replace('/url\((\\\\[^)]*)\)/isU', 'url('.$urlMain.'$1)', $content);
} else {
// @TODO correction on url in absolute on a local css content
// $content = preg_replace('/url\(([^)]*)\)/isU', 'url('.dirname($url).'/$1)', $content);
}
// add to the CSS content
$style.= $content."\n";
}
}
// extract the style tags des tags style, and remove them in the html code
preg_match_all('/<style[^>]*>(.*)<\/style[^>]*>/isU', $html, $match);
$html = preg_replace('/<style[^>]*>(.*)<\/style[^>]*>/isU', '', $html);
// analyse each style tags
foreach ($match[1] as $code) {
// add to the CSS content
$code = str_replace('<!--', '', $code);
$code = str_replace('-->', '', $code);
$style.= $code."\n";
}
//analyse the css content
$this->_analyseStyle($style);
}
}