CssManager.php

<?php
 
namespace Mpdf;
 
use Mpdf\Color\ColorConverter;
use Mpdf\Css\TextVars;
use Mpdf\File\StreamWrapperChecker;
use Mpdf\Utils\Arrays;
use Mpdf\Utils\UtfString;
 
class CssManager
{
 
/**
 * @var \Mpdf\Mpdf
 */
private $mpdf;
 
/**
 * @var \Mpdf\Cache
 */
private $cache;
 
/**
 * @var \Mpdf\SizeConverter
 */
private $sizeConverter;
 
/**
 * @var \Mpdf\Color\ColorConverter
 */
private $colorConverter;
 
var $tablecascadeCSS;
 
var $cascadeCSS;
 
var $CSS;
 
var $tbCSSlvl;
 
var $cell_border_dominance_B;
 
var $cell_border_dominance_L;
 
var $cell_border_dominance_R;
 
var $cell_border_dominance_T;
 
/**
 * @var \Mpdf\RemoteContentFetcher
 */
private $remoteContentFetcher;
 
public function __construct(Mpdf $mpdf, Cache $cache, SizeConverter $sizeConverter, ColorConverter $colorConverter, RemoteContentFetcher $remoteContentFetcher)
{
$this->mpdf = $mpdf;
$this->cache = $cache;
$this->sizeConverter = $sizeConverter;
 
$this->tablecascadeCSS = [];
$this->CSS = [];
$this->cascadeCSS = [];
$this->tbCSSlvl = 0;
$this->colorConverter = $colorConverter;
$this->remoteContentFetcher = $remoteContentFetcher;
}
 
function ReadCSS($html)
{
preg_match_all('/<style[^>]*media=["\']([^"\'>]*)["\'].*?<\/style>/is', $html, $m);
$count_m = count($m[0]);
for ($i = 0; $i < $count_m; $i++) {
if ($this->mpdf->CSSselectMedia && !preg_match('/(' . trim($this->mpdf->CSSselectMedia) . '|all)/i', $m[1][$i])) {
$html = str_replace($m[0][$i], '', $html);
}
}
 
preg_match_all('/<link[^>]*media=["\']([^"\'>]*)["\'].*?>/is', $html, $m);
$count_m = count($m[0]);
for ($i = 0; $i < $count_m; $i++) {
if ($this->mpdf->CSSselectMedia && !preg_match('/(' . trim($this->mpdf->CSSselectMedia) . '|all)/i', $m[1][$i])) {
$html = str_replace($m[0][$i], '', $html);
}
}
 
// mPDF 5.5.02
// Remove Comment tags <!-- ... --> inside CSS as <style> in HTML document
// Remove Comment tags /* ... */ inside CSS as <style> in HTML document
// But first, we replace upper and mixed case closing style tag with lower
// case so we can use str_replace later.
preg_match_all('/<style.*?>(.*?)<\/style>/si', $html, $m);
$count_m = count($m[1]);
if ($count_m) {
for ($i = 0; $i < $count_m; $i++) {
// Remove comment tags
$sub = preg_replace('/(<\!\-\-|\-\->)/s', ' ', $m[1][$i]);
$sub = '>'.preg_replace('|/\*.*?\*/|s', ' ', $sub).'</style>';
$html = str_replace('>'.$m[1][$i].'</style>', $sub, $html);
}
}
 
$html = preg_replace('/<!--mpdf/i', '', $html);
$html = preg_replace('/mpdf-->/i', '', $html);
$html = preg_replace('/<\!\-\-.*?\-\->/s', ' ', $html);
 
$match = 0; // no match for instance
$CSSext = [];
 
// CSS inside external files
$regexp = '/<link[^>]*rel=["\']stylesheet["\'][^>]*href=["\']([^>"\']*)["\'].*?>/si';
$x = preg_match_all($regexp, $html, $cxt);
if ($x) {
$match += $x;
$CSSext = $cxt[1];
}
$regexp = '/<link[^>]*href=["\']([^>"\']*)["\'][^>]*?rel=["\']stylesheet["\'].*?>/si';
$x = preg_match_all($regexp, $html, $cxt);
if ($x) {
$match += $x;
$CSSext = array_merge($CSSext, $cxt[1]);
}
 
// look for @import stylesheets
// $regexp = '/@import url\([\'\"]{0,1}([^\)]*?\.css)[\'\"]{0,1}\)/si';
// $regexp = '/@import url\([\'\"]{0,1}([^\)]*?\.css(\?\S+)?)[\'\"]{0,1}\)/si';
$regexp = '/@import url\([\'\"]{0,1}(\S*?\.css(\?[^\s\'\"]+)?)[\'\"]{0,1}\)\;?/si';
$x = preg_match_all($regexp, $html, $cxt);
if ($x) {
$match += $x;
$CSSext = array_merge($CSSext, $cxt[1]);
}
 
// look for @import without the url()
// $regexp = '/@import [\'\"]{0,1}([^;]*?\.css)[\'\"]{0,1}/si';
// $regexp = '/@import [\'\"]{0,1}([^;]*?\.css(\?\S+)?)[\'\"]{0,1}/si';
$regexp = '/@import (?!url)[\'\"]{0,1}(\S*?\.css(\?[^\s\'\"]+)?)[\'\"]{0,1}\;?/si';
$x = preg_match_all($regexp, $html, $cxt);
if ($x) {
$match += $x;
$CSSext = array_merge($CSSext, $cxt[1]);
}
 
$ind = 0;
$CSSstr = '';
 
if (!is_array($this->cascadeCSS)) {
$this->cascadeCSS = [];
}
 
while ($match) {
 
$path = $CSSext[$ind];
 
$path = htmlspecialchars_decode($path); // mPDF 6
 
$this->mpdf->GetFullPath($path);
 
$CSSextblock = $this->getFileContents($path);
if ($CSSextblock) {
// look for embedded @import stylesheets in other stylesheets
// and fix url paths (including background-images) relative to stylesheet
// $regexpem = '/@import url\([\'\"]{0,1}(.*?\.css)[\'\"]{0,1}\)/si';
$regexpem = '/@import url\([\'\"]{0,1}(.*?\.css(\?\S+)?)[\'\"]{0,1}\)/si';
$xem = preg_match_all($regexpem, $CSSextblock, $cxtem);
$cssBasePath = preg_replace('/\/[^\/]*$/', '', $path) . '/';
if ($xem) {
foreach ($cxtem[1] as $cxtembedded) {
// path is relative to original stylesheet!!
$this->mpdf->GetFullPath($cxtembedded, $cssBasePath);
$match++;
$CSSext[] = $cxtembedded;
}
}
$regexpem = '/(background[^;]*url\s*\(\s*[\'\"]{0,1})([^\)\'\"]*)([\'\"]{0,1}\s*\))/si';
$xem = preg_match_all($regexpem, $CSSextblock, $cxtem);
if ($xem) {
$count_cxtem = count($cxtem[0]);
for ($i = 0; $i < $count_cxtem; $i++) {
// path is relative to original stylesheet!!
$embedded = $cxtem[2][$i];
if (!preg_match('/^data:image/i', $embedded)) { // mPDF 5.5.13
$this->mpdf->GetFullPath($embedded, $cssBasePath);
$CSSextblock = str_replace($cxtem[0][$i], ($cxtem[1][$i] . $embedded . $cxtem[3][$i]), $CSSextblock);
}
}
}
$CSSstr .= ' ' . $CSSextblock;
}
$match--;
$ind++;
}
 
// CSS as <style> in HTML document
$regexp = '/<style.*?>(.*?)<\/style>/si';
$match = preg_match_all($regexp, $html, $CSSblock);
if ($match) {
$tmpCSSstr = implode(' ', $CSSblock[1]);
$regexpem = '/(background[^;]*url\s*\(\s*[\'\"]{0,1})([^\)\'\"]*)([\'\"]{0,1}\s*\))/si';
$xem = preg_match_all($regexpem, $tmpCSSstr, $cxtem);
if ($xem) {
$count_cxtem = count($cxtem[0]);
for ($i = 0; $i < $count_cxtem; $i++) {
$embedded = $cxtem[2][$i];
if (!preg_match('/^data:image/i', $embedded)) { // mPDF 5.5.13
$this->mpdf->GetFullPath($embedded);
$tmpCSSstr = str_replace($cxtem[0][$i], ($cxtem[1][$i] . $embedded . $cxtem[3][$i]), $tmpCSSstr);
}
}
}
$CSSstr .= ' ' . $tmpCSSstr;
}
 
// Remove comments
$CSSstr = preg_replace('|/\*.*?\*/|s', ' ', $CSSstr);
$CSSstr = preg_replace('/[\s\n\r\t\f]/s', ' ', $CSSstr);
 
if (preg_match('/@media/', $CSSstr)) {
preg_match_all('/@media(.*?)\{(([^\{\}]*\{[^\{\}]*\})+)\s*\}/is', $CSSstr, $m);
$count_m = count($m[0]);
for ($i = 0; $i < $count_m; $i++) {
if ($this->mpdf->CSSselectMedia && !preg_match('/(' . trim($this->mpdf->CSSselectMedia) . '|all)/i', $m[1][$i])) {
$CSSstr = str_replace($m[0][$i], '', $CSSstr);
} else {
$CSSstr = str_replace($m[0][$i], ' ' . $m[2][$i] . ' ', $CSSstr);
}
}
}
 
// Replace any background: url(data:image... with temporary image file reference
preg_match_all("/(url\(data:image\/(jpeg|gif|png);base64,(.*?)\))/si", $CSSstr, $idata); // mPDF 5.7.2
$count_idata = count($idata[0]);
if ($count_idata) {
for ($i = 0; $i < $count_idata; $i++) {
$file = $this->cache->write('_tempCSSidata' . random_int(1, 10000) . '_' . $i . '.' . $idata[2][$i], base64_decode($idata[3][$i]));
$CSSstr = str_replace($idata[0][$i], 'url("' . $file . '")', $CSSstr); // mPDF 5.5.17
}
}
 
$CSSstr = preg_replace('/(<\!\-\-|\-\->)/s', ' ', $CSSstr);
 
// mPDF 5.7.4 URLs
// Characters "(" ")" and ";" in url() e.g. background-image, cause problems parsing the CSS string
// URLencode ( and ), but change ";" to a code which can be converted back after parsing (so as not to confuse ;
// with a segment delimiter in the URI)
$tempmarker = '%ZZ';
if (strpos($CSSstr, 'url(') !== false) {
preg_match_all('/url\(\"(.*?)\"\)/', $CSSstr, $m);
$count_m = count($m[1]);
for ($i = 0; $i < $count_m; $i++) {
$tmp = str_replace(['(', ')', ';'], ['%28', '%29', $tempmarker], $m[1][$i]);
$CSSstr = str_replace($m[0][$i], 'url(\'' . $tmp . '\')', $CSSstr);
}
preg_match_all('/url\(\'(.*?)\'\)/', $CSSstr, $m);
$count_m = count($m[1]);
for ($i = 0; $i < $count_m; $i++) {
$tmp = str_replace(['(', ')', ';'], ['%28', '%29', $tempmarker], $m[1][$i]);
$CSSstr = str_replace($m[0][$i], 'url(\'' . $tmp . '\')', $CSSstr);
}
preg_match_all('/url\(([^\'\"].*?[^\'\"])\)/', $CSSstr, $m);
$count_m = count($m[1]);
for ($i = 0; $i < $count_m; $i++) {
$tmp = str_replace(['(', ')', ';'], ['%28', '%29', $tempmarker], $m[1][$i]);
$CSSstr = str_replace($m[0][$i], 'url(\'' . $tmp . '\')', $CSSstr);
}
}
 
if ($CSSstr) {
 
$classproperties = []; // mPDF 6
preg_match_all('/(.*?)\{(.*?)\}/', $CSSstr, $styles);
$styles_count = count($styles[1]);
for ($i = 0; $i < $styles_count; $i++) {
 
// SET array e.g. $classproperties['COLOR'] = '#ffffff';
$stylestr = trim($styles[2][$i]);
$stylearr = explode(';', $stylestr);
 
foreach ($stylearr as $sta) {
if (trim($sta)) {
// Changed to allow style="background: url('http://www.bpm1.com/bg.jpg')"
$tmp = explode(':', $sta, 2);
$property = $tmp[0];
if (isset($tmp[1])) {
$value = $tmp[1];
} else {
$value = '';
}
$value = str_replace($tempmarker, ';', $value); // mPDF 5.7.4 URLs
$property = trim($property);
$value = preg_replace('/\s*!important/i', '', $value);
$value = trim($value);
if ($property && ($value || $value === '0')) {
// Ignores -webkit-gradient so doesn't override -moz-
if ((strtoupper($property) === 'BACKGROUND-IMAGE' || strtoupper($property) === 'BACKGROUND') && false !== stripos($value, '-webkit-gradient')) {
continue;
}
$classproperties[strtoupper($property)] = $value;
}
}
}
 
$classproperties = $this->fixCSS($classproperties);
$tagstr = strtoupper(trim($styles[1][$i]));
$tagarr = explode(',', $tagstr);
$pageselectors = false; // used to turn on $this->mpdf->mirrorMargins
 
foreach ($tagarr as $tg) {
 
if (preg_match('/NTH-CHILD\((\s*(([\-+]?\d*)N(\s*[\-+]\s*\d+)?|[\-+]?\d+|ODD|EVEN)\s*)\)/', $tg, $m)) {
$tg = preg_replace('/NTH-CHILD\(.*\)/', 'NTH-CHILD(' . str_replace(' ', '', $m[1]) . ')', $tg);
}
 
$tags = preg_split('/\s+/', trim($tg));
$level = count($tags);
$t = '';
$t2 = '';
$t3 = '';
 
if (trim($tags[0]) === '@PAGE') {
 
if (isset($tags[0])) {
$t = trim($tags[0]);
}
 
if (isset($tags[1])) {
$t2 = trim($tags[1]);
}
 
if (isset($tags[2])) {
$t3 = trim($tags[2]);
}
 
$tag = '';
if ($level === 1) {
$tag = $t;
} elseif ($level === 2 && preg_match('/^[:](.*)$/', $t2, $m)) {
$tag = $t . '>>PSEUDO>>' . $m[1];
if ($m[1] === 'LEFT' || $m[1] === 'RIGHT') {
$pageselectors = true;
} // used to turn on $this->mpdf->mirrorMargins
} elseif ($level === 2) {
$tag = $t . '>>NAMED>>' . $t2;
} elseif ($level === 3 && preg_match('/^[:](.*)$/', $t3, $m)) {
$tag = $t . '>>NAMED>>' . $t2 . '>>PSEUDO>>' . $m[1];
if ($m[1] === 'LEFT' || $m[1] === 'RIGHT') {
$pageselectors = true;
} // used to turn on $this->mpdf->mirrorMargins
}
 
if (isset($this->CSS[$tag]) && $tag) {
$this->CSS[$tag] = $this->array_merge_recursive_unique($this->CSS[$tag], $classproperties);
} elseif ($tag) {
$this->CSS[$tag] = $classproperties;
}
 
} elseif ($level === 1) { // e.g. p or .class or #id or p.class or p#id
 
if (isset($tags[0])) {
$t = trim($tags[0]);
}
 
if ($t) {
 
$tag = '';
 
if (preg_match('/^[.](.*)$/', $t, $m)) {
$classes = explode('.', $m[1]);
sort($classes);
$tag = 'CLASS>>' . join('.', $classes);
} elseif (preg_match('/^[#](.*)$/', $t, $m)) {
$tag = 'ID>>' . $m[1];
} elseif (preg_match('/^\[LANG=[\'\"]{0,1}([A-Z\-]{2,11})[\'\"]{0,1}\]$/', $t, $m)) {
$tag = 'LANG>>' . strtolower($m[1]);
} elseif (preg_match('/^:LANG\([\'\"]{0,1}([A-Z\-]{2,11})[\'\"]{0,1}\)$/', $t, $m)) { // mPDF 6 Special case for lang as attribute selector
$tag = 'LANG>>' . strtolower($m[1]);
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')[.](.*)$/', $t, $m)) { // mPDF 6 Special case for lang as attribute selector
$classes = explode('.', $m[2]);
sort($classes);
$tag = $m[1] . '>>CLASS>>' . join('.', $classes);
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')\s*:NTH-CHILD\((.*)\)$/', $t, $m)) {
$tag = $m[1] . '>>SELECTORNTHCHILD>>' . $m[2];
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')[#](.*)$/', $t, $m)) {
$tag = $m[1] . '>>ID>>' . $m[2];
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')\[LANG=[\'\"]{0,1}([A-Z\-]{2,11})[\'\"]{0,1}\]$/', $t, $m)) {
$tag = $m[1] . '>>LANG>>' . strtolower($m[2]);
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . '):LANG\([\'\"]{0,1}([A-Z\-]{2,11})[\'\"]{0,1}\)$/', $t, $m)) { // mPDF 6 Special case for lang as attribute selector
$tag = $m[1] . '>>LANG>>' . strtolower($m[2]);
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')$/', $t)) { // mPDF 6 Special case for lang as attribute selector
$tag = $t;
}
 
if (isset($this->CSS[$tag]) && $tag) {
$this->CSS[$tag] = $this->array_merge_recursive_unique($this->CSS[$tag], $classproperties);
} elseif ($tag) {
$this->CSS[$tag] = $classproperties;
}
}
 
} else {
 
$tmp = [];
 
for ($n = 0; $n < $level; $n++) {
 
$tag = '';
 
if (isset($tags[$n])) {
$t = trim($tags[$n]);
} else {
$t = '';
}
 
if ($t) {
 
if (preg_match('/^[.](.*)$/', $t, $m)) {
$classes = explode('.', $m[1]);
sort($classes);
$tag = 'CLASS>>' . join('.', $classes);
} elseif (preg_match('/^[#](.*)$/', $t, $m)) {
$tag = 'ID>>' . $m[1];
} elseif (preg_match('/^\[LANG=[\'\"]{0,1}([A-Z\-]{2,11})[\'\"]{0,1}\]$/', $t, $m)) {
$tag = 'LANG>>' . strtolower($m[1]);
} elseif (preg_match('/^:LANG\([\'\"]{0,1}([A-Z\-]{2,11})[\'\"]{0,1}\)$/', $t, $m)) { // mPDF 6 Special case for lang as attribute selector
$tag = 'LANG>>' . strtolower($m[1]);
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')[.](.*)$/', $t, $m)) { // mPDF 6 Special case for lang as attribute selector
$classes = explode('.', $m[2]);
sort($classes);
$tag = $m[1] . '>>CLASS>>' . join('.', $classes);
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')\s*:NTH-CHILD\((.*)\)$/', $t, $m)) {
$tag = $m[1] . '>>SELECTORNTHCHILD>>' . $m[2];
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')[#](.*)$/', $t, $m)) {
$tag = $m[1] . '>>ID>>' . $m[2];
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')\[LANG=[\'\"]{0,1}([A-Z\-]{2,11})[\'\"]{0,1}\]$/', $t, $m)) {
$tag = $m[1] . '>>LANG>>' . strtolower($m[2]);
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . '):LANG\([\'\"]{0,1}([A-Z\-]{2,11})[\'\"]{0,1}\)$/', $t, $m)) { // mPDF 6 Special case for lang as attribute selector
$tag = $m[1] . '>>LANG>>' . strtolower($m[2]);
} elseif (preg_match('/^(' . $this->mpdf->allowedCSStags . ')$/', $t)) { // mPDF 6 Special case for lang as attribute selector
$tag = $t;
}
 
if ($tag) {
$tmp[] = $tag;
} else {
break;
}
}
}
 
if ($tag) {
$x = &$this->cascadeCSS;
foreach ($tmp as $tp) {
$x = &$x[$tp];
}
$x = $this->array_merge_recursive_unique($x, $classproperties);
$x['depth'] = $level;
}
}
}
if ($pageselectors) {
$this->mpdf->mirrorMargins = true;
}
$classproperties = [];
}
}
 
// Remove CSS (tags and content), if any
$regexp = '/<style.*?>(.*?)<\/style>/si'; // it can be <style> or <style type="txt/css">
$html = preg_replace($regexp, '', $html);
 
return $html;
}
 
function readInlineCSS($html)
{
$html = htmlspecialchars_decode($html); // mPDF 5.7.4 URLs
// mPDF 5.7.4 URLs
// Characters "(" ")" and ";" in url() e.g. background-image, cause problems parsing the CSS string
// URLencode ( and ), but change ";" to a code which can be converted back after parsing (so as not to confuse ;
// with a segment delimiter in the URI)
$tempmarker = '%ZZ';
 
if (strpos($html, 'url(') !== false) {
preg_match_all('/url\(\"(.*?)\"\)/', $html, $m);
$m_count = count($m[1]);
for ($i = 0; $i < $m_count; $i++) {
$tmp = str_replace(['(', ')', ';'], ['%28', '%29', $tempmarker], $m[1][$i]);
$html = str_replace($m[0][$i], 'url(\'' . $tmp . '\')', $html);
}
preg_match_all('/url\(\'(.*?)\'\)/', $html, $m);
$m_count = count($m[1]);
for ($i = 0; $i < $m_count; $i++) {
$tmp = str_replace(['(', ')', ';'], ['%28', '%29', $tempmarker], $m[1][$i]);
$html = str_replace($m[0][$i], 'url(\'' . $tmp . '\')', $html);
}
preg_match_all('/url\(([^\'\"].*?[^\'\"])\)/', $html, $m);
$m_count = count($m[1]);
for ($i = 0; $i < $m_count; $i++) {
$tmp = str_replace(['(', ')', ';'], ['%28', '%29', $tempmarker], $m[1][$i]);
$html = str_replace($m[0][$i], 'url(\'' . $tmp . '\')', $html);
}
}
 
// Fix incomplete CSS code
$size = strlen($html) - 1;
if (substr($html, $size, 1) !== ';') {
$html .= ';';
}
 
// Make CSS[Name-of-the-class] = array(key => value)
$regexp = '|\\s*?(\\S+?):(.+?);|i';
preg_match_all($regexp, $html, $styleinfo);
$properties = $styleinfo[1];
$values = $styleinfo[2];
 
// Array-properties and Array-values must have the SAME SIZE!
$classproperties = [];
$properties_count = count($properties);
for ($i = 0; $i < $properties_count; $i++) {
 
// Ignores -webkit-gradient so doesn't override -moz-
if ((strtoupper($properties[$i]) === 'BACKGROUND-IMAGE' || strtoupper($properties[$i]) === 'BACKGROUND') && false !== stripos($values[$i], '-webkit-gradient')) {
continue;
}
 
$values[$i] = str_replace($tempmarker, ';', $values[$i]); // mPDF 5.7.4 URLs
$classproperties[strtoupper($properties[$i])] = trim($values[$i]);
}
 
return $this->fixCSS($classproperties);
}
 
function _fix_borderStr($bd)
{
preg_match_all("/\((.*?)\)/", $bd, $m);
if (count($m[1])) {
$m_count = count($m[1]);
for ($i = 0; $i < $m_count; $i++) {
$sub = str_replace(' ', '', $m[1][$i]);
$bd = str_replace($m[1][$i], $sub, $bd);
}
}
 
$prop = preg_split('/\s+/', trim($bd));
$w = 'medium';
$c = '#000000';
$s = 'none';
 
$prop_count = count($prop);
if ($prop_count === 1) {
 
// solid
if (in_array($prop[0], $this->mpdf->borderstyles) || $prop[0] === 'none' || $prop[0] === 'hidden') {
$s = $prop[0];
} // #000000
elseif (is_array($this->colorConverter->convert($prop[0], $this->mpdf->PDFAXwarnings))) {
$c = $prop[0];
} // 1px
else {
$w = $prop[0];
}
 
} elseif ($prop_count === 2) {
// 1px solid
if (in_array($prop[1], $this->mpdf->borderstyles) || $prop[1] === 'none' || $prop[1] === 'hidden') {
$w = $prop[0];
$s = $prop[1];
} // solid #000000
elseif (in_array($prop[0], $this->mpdf->borderstyles) || $prop[0] === 'none' || $prop[0] === 'hidden') {
$s = $prop[0];
$c = $prop[1];
} // 1px #000000
else {
$w = $prop[0];
$c = $prop[1];
}
 
} elseif ($prop_count === 3) {
// Change #000000 1px solid to 1px solid #000000 (proper)
if (0 === strpos($prop[0], '#')) {
$c = $prop[0];
$w = $prop[1];
$s = $prop[2];
} // Change solid #000000 1px to 1px solid #000000 (proper)
elseif (substr($prop[0], 1, 1) === '#') {
$s = $prop[0];
$c = $prop[1];
$w = $prop[2];
} // Change solid 1px #000000 to 1px solid #000000 (proper)
elseif (in_array($prop[0], $this->mpdf->borderstyles) || $prop[0] === 'none' || $prop[0] === 'hidden') {
$s = $prop[0];
$w = $prop[1];
$c = $prop[2];
} else {
$w = $prop[0];
$s = $prop[1];
$c = $prop[2];
}
 
} else {
return '';
}
 
$s = strtolower($s);
 
return $w . ' ' . $s . ' ' . $c;
}
 
function fixCSS($prop)
{
if (!is_array($prop) || (count($prop) == 0)) {
return [];
}
 
$newprop = [];
 
foreach ($prop as $k => $v) {
 
if ($k !== 'BACKGROUND-IMAGE' && $k !== 'BACKGROUND' && $k !== 'ODD-HEADER-NAME' && $k !== 'EVEN-HEADER-NAME' && $k !== 'ODD-FOOTER-NAME' && $k !== 'EVEN-FOOTER-NAME' && $k !== 'HEADER' && $k !== 'FOOTER') {
$v = strtolower($v);
}
 
if ($k === 'FONT') {
 
$s = trim($v);
 
preg_match_all('/\"(.*?)\"/', $s, $ff);
if (count($ff[1])) {
foreach ($ff[1] as $ffp) {
$w = preg_split('/\s+/', $ffp);
$s = preg_replace('/\"' . $ffp . '\"/', $w[0], $s);
}
}
 
preg_match_all('/\'(.*?)\'/', $s, $ff);
if (count($ff[1])) {
foreach ($ff[1] as $ffp) {
$w = preg_split('/\s+/', $ffp);
$s = preg_replace('/\'' . $ffp . '\'/', $w[0], $s);
}
}
 
$s = preg_replace('/\s*,\s*/', ',', $s);
$bits = preg_split('/\s+/', $s);
if (count($bits) > 1) {
$k = 'FONT-FAMILY';
$v = $bits[(count($bits) - 1)];
$fs = $bits[(count($bits) - 2)];
 
if (preg_match('/(.*?)\/(.*)/', $fs, $fsp)) {
$newprop['FONT-SIZE'] = $fsp[1];
$newprop['LINE-HEIGHT'] = $fsp[2];
} else {
$newprop['FONT-SIZE'] = $fs;
}
 
if (preg_match('/(italic|oblique)/i', $s)) {
$newprop['FONT-STYLE'] = 'italic';
} else {
$newprop['FONT-STYLE'] = 'normal';
}
 
if (false !== stripos($s, 'bold')) {
$newprop['FONT-WEIGHT'] = 'bold';
} else {
$newprop['FONT-WEIGHT'] = 'normal';
}
 
if (false !== stripos($s, 'small-caps')) {
$newprop['TEXT-TRANSFORM'] = 'uppercase';
}
}
 
} elseif ($k === 'FONT-FAMILY') {
 
$aux_fontlist = explode(',', $v);
$found = 0;
 
foreach ($aux_fontlist as $f) {
 
$fonttype = trim($f);
$fonttype = preg_replace('/["\']*(.*?)["\']*/', '\\1', $fonttype);
$fonttype = preg_replace('/ /', '', $fonttype);
$v = strtolower(trim($fonttype));
 
if (isset($this->mpdf->fonttrans[$v]) && $this->mpdf->fonttrans[$v]) {
$v = $this->mpdf->fonttrans[$v];
}
 
if ((!$this->mpdf->onlyCoreFonts && in_array($v, $this->mpdf->available_unifonts)) ||
in_array($v, ['ccourier', 'ctimes', 'chelvetica']) ||
($this->mpdf->onlyCoreFonts && in_array($v, ['courier', 'times', 'helvetica', 'arial'])) ||
in_array($v, ['sjis', 'uhc', 'big5', 'gb'])) {
$newprop[$k] = $v;
$found = 1;
break;
}
}
 
if (!$found) {
foreach ($aux_fontlist as $f) {
 
$fonttype = trim($f);
$fonttype = preg_replace('/["\']*(.*?)["\']*/', '\\1', $fonttype);
$fonttype = preg_replace('/ /', '', $fonttype);
$v = strtolower(trim($fonttype));
 
if (isset($this->mpdf->fonttrans[$v]) && $this->mpdf->fonttrans[$v]) {
$v = $this->mpdf->fonttrans[$v];
}
 
if (in_array($v, $this->mpdf->sans_fonts) || in_array($v, $this->mpdf->serif_fonts) || in_array($v, $this->mpdf->mono_fonts)) {
$newprop[$k] = $v;
break;
}
}
}
 
} elseif ($k === 'FONT-VARIANT') {
 
if (preg_match('/(normal|none)/', $v, $m)) {
$newprop['FONT-VARIANT-LIGATURES'] = $m[1];
$newprop['FONT-VARIANT-CAPS'] = $m[1];
$newprop['FONT-VARIANT-NUMERIC'] = $m[1];
$newprop['FONT-VARIANT-ALTERNATES'] = $m[1];
} else {
if (preg_match_all('/(no-common-ligatures|\bcommon-ligatures|no-discretionary-ligatures|\bdiscretionary-ligatures|no-historical-ligatures|\bhistorical-ligatures|no-contextual|\bcontextual)/i', $v, $m)) {
$newprop['FONT-VARIANT-LIGATURES'] = implode(' ', $m[1]);
}
if (preg_match('/(all-small-caps|\bsmall-caps|all-petite-caps|\bpetite-caps|unicase|titling-caps)/i', $v, $m)) {
$newprop['FONT-VARIANT-CAPS'] = $m[1];
}
if (preg_match_all('/(lining-nums|oldstyle-nums|proportional-nums|tabular-nums|diagonal-fractions|stacked-fractions)/i', $v, $m)) {
$newprop['FONT-VARIANT-NUMERIC'] = implode(' ', $m[1]);
}
if (preg_match('/(historical-forms)/i', $v, $m)) {
$newprop['FONT-VARIANT-ALTERNATES'] = $m[1];
}
}
 
} elseif ($k === 'MARGIN') {
 
$tmp = $this->expand24($v);
 
$newprop['MARGIN-TOP'] = $tmp['T'];
$newprop['MARGIN-RIGHT'] = $tmp['R'];
$newprop['MARGIN-BOTTOM'] = $tmp['B'];
$newprop['MARGIN-LEFT'] = $tmp['L'];
 
} elseif ($k === 'BORDER-RADIUS' || $k === 'BORDER-TOP-LEFT-RADIUS' || $k === 'BORDER-TOP-RIGHT-RADIUS' || $k === 'BORDER-BOTTOM-LEFT-RADIUS' || $k === 'BORDER-BOTTOM-RIGHT-RADIUS') {
 
$tmp = $this->border_radius_expand($v, $k);
 
if (isset($tmp['TL-H'])) {
$newprop['BORDER-TOP-LEFT-RADIUS-H'] = $tmp['TL-H'];
}
if (isset($tmp['TL-V'])) {
$newprop['BORDER-TOP-LEFT-RADIUS-V'] = $tmp['TL-V'];
}
if (isset($tmp['TR-H'])) {
$newprop['BORDER-TOP-RIGHT-RADIUS-H'] = $tmp['TR-H'];
}
if (isset($tmp['TR-V'])) {
$newprop['BORDER-TOP-RIGHT-RADIUS-V'] = $tmp['TR-V'];
}
if (isset($tmp['BL-H'])) {
$newprop['BORDER-BOTTOM-LEFT-RADIUS-H'] = $tmp['BL-H'];
}
if (isset($tmp['BL-V'])) {
$newprop['BORDER-BOTTOM-LEFT-RADIUS-V'] = $tmp['BL-V'];
}
if (isset($tmp['BR-H'])) {
$newprop['BORDER-BOTTOM-RIGHT-RADIUS-H'] = $tmp['BR-H'];
}
if (isset($tmp['BR-V'])) {
$newprop['BORDER-BOTTOM-RIGHT-RADIUS-V'] = $tmp['BR-V'];
}
 
} elseif ($k === 'PADDING') {
 
$tmp = $this->expand24($v);
 
$newprop['PADDING-TOP'] = $tmp['T'];
$newprop['PADDING-RIGHT'] = $tmp['R'];
$newprop['PADDING-BOTTOM'] = $tmp['B'];
$newprop['PADDING-LEFT'] = $tmp['L'];
 
} elseif ($k === 'BORDER') {
 
if ($v == '1') {
$v = '1px solid #000000';
} else {
$v = $this->_fix_borderStr($v);
}
 
$newprop['BORDER-TOP'] = $v;
$newprop['BORDER-RIGHT'] = $v;
$newprop['BORDER-BOTTOM'] = $v;
$newprop['BORDER-LEFT'] = $v;
 
} elseif ($k === 'BORDER-TOP') {
 
$newprop['BORDER-TOP'] = $this->_fix_borderStr($v);
 
} elseif ($k === 'BORDER-RIGHT') {
 
$newprop['BORDER-RIGHT'] = $this->_fix_borderStr($v);
 
} elseif ($k === 'BORDER-BOTTOM') {
 
$newprop['BORDER-BOTTOM'] = $this->_fix_borderStr($v);
 
} elseif ($k === 'BORDER-LEFT') {
 
$newprop['BORDER-LEFT'] = $this->_fix_borderStr($v);
 
} elseif ($k === 'BORDER-STYLE') {
 
$e = $this->expand24($v);
 
if (!empty($e)) {
$newprop['BORDER-TOP-STYLE'] = $e['T'];
$newprop['BORDER-RIGHT-STYLE'] = $e['R'];
$newprop['BORDER-BOTTOM-STYLE'] = $e['B'];
$newprop['BORDER-LEFT-STYLE'] = $e['L'];
}
 
} elseif ($k === 'BORDER-WIDTH') {
 
$e = $this->expand24($v);
if (!empty($e)) {
$newprop['BORDER-TOP-WIDTH'] = $e['T'];
$newprop['BORDER-RIGHT-WIDTH'] = $e['R'];
$newprop['BORDER-BOTTOM-WIDTH'] = $e['B'];
$newprop['BORDER-LEFT-WIDTH'] = $e['L'];
}
 
} elseif ($k === 'BORDER-COLOR') {
 
$e = $this->expand24($v);
if (!empty($e)) {
$newprop['BORDER-TOP-COLOR'] = $e['T'];
$newprop['BORDER-RIGHT-COLOR'] = $e['R'];
$newprop['BORDER-BOTTOM-COLOR'] = $e['B'];
$newprop['BORDER-LEFT-COLOR'] = $e['L'];
}
 
} elseif ($k === 'BORDER-SPACING') {
 
$prop = preg_split('/\s+/', trim($v));
if (count($prop) == 1) {
$newprop['BORDER-SPACING-H'] = $prop[0];
$newprop['BORDER-SPACING-V'] = $prop[0];
} elseif (count($prop) == 2) {
$newprop['BORDER-SPACING-H'] = $prop[0];
$newprop['BORDER-SPACING-V'] = $prop[1];
}
 
} elseif ($k === 'TEXT-OUTLINE') {
 
$prop = preg_split('/\s+/', trim($v));
 
if (strtolower(trim($v)) === 'none') {
$newprop['TEXT-OUTLINE'] = 'none';
} elseif (count($prop) == 2) {
$newprop['TEXT-OUTLINE-WIDTH'] = $prop[0];
$newprop['TEXT-OUTLINE-COLOR'] = $prop[1];
} elseif (count($prop) == 3) {
$newprop['TEXT-OUTLINE-WIDTH'] = $prop[0];
$newprop['TEXT-OUTLINE-COLOR'] = $prop[2];
}
 
} elseif ($k === 'SIZE') {
 
$prop = preg_split('/\s+/', trim($v));
 
if (preg_match('/(auto|portrait|landscape)/', $prop[0])) {
$newprop['SIZE'] = strtoupper($prop[0]);
} elseif (count($prop) == 1) {
$newprop['SIZE']['W'] = $this->sizeConverter->convert($prop[0]);
$newprop['SIZE']['H'] = $this->sizeConverter->convert($prop[0]);
} elseif (count($prop) == 2) {
$newprop['SIZE']['W'] = $this->sizeConverter->convert($prop[0]);
$newprop['SIZE']['H'] = $this->sizeConverter->convert($prop[1]);
}
 
} elseif ($k === 'SHEET-SIZE') {
 
$prop = preg_split('/\s+/', trim($v));
 
if (count($prop) == 2) {
 
$newprop['SHEET-SIZE'] = [$this->sizeConverter->convert($prop[0]), $this->sizeConverter->convert($prop[1])];
 
} else {
 
if (preg_match('/([0-9a-zA-Z]*)-L/i', $v, $m)) { // e.g. A4-L = A$ landscape
$ft = PageFormat::getSizeFromName($m[1]);
$format = [$ft[1], $ft[0]];
} else {
$format = PageFormat::getSizeFromName($v);
}
if ($format) {
$newprop['SHEET-SIZE'] = [$format[0] / Mpdf::SCALE, $format[1] / Mpdf::SCALE];
}
 
}
 
} elseif ($k === 'BACKGROUND') {
 
$bg = $this->parseCSSbackground($v);
 
if ($bg['c']) {
$newprop['BACKGROUND-COLOR'] = $bg['c'];
} else {
$newprop['BACKGROUND-COLOR'] = 'transparent';
}
 
if ($bg['i']) {
$newprop['BACKGROUND-IMAGE'] = $bg['i'];
if ($bg['r']) {
$newprop['BACKGROUND-REPEAT'] = $bg['r'];
}
if ($bg['p']) {
$newprop['BACKGROUND-POSITION'] = $bg['p'];
}
} else {
$newprop['BACKGROUND-IMAGE'] = '';
}
 
} elseif ($k === 'BACKGROUND-IMAGE') {
 
if (preg_match('/(-moz-)*(repeating-)*(linear|radial)-gradient\(.*\)/i', $v, $m)) {
$newprop['BACKGROUND-IMAGE'] = $m[0];
continue;
}
 
if (preg_match('/url\([\'\"]{0,1}(.*?)[\'\"]{0,1}\)/i', $v, $m)) {
$newprop['BACKGROUND-IMAGE'] = $m[1];
} elseif (strtolower($v) === 'none') {
$newprop['BACKGROUND-IMAGE'] = '';
}
 
} elseif ($k === 'BACKGROUND-REPEAT') {
 
if (preg_match('/(repeat-x|repeat-y|no-repeat|repeat)/i', $v, $m)) {
$newprop['BACKGROUND-REPEAT'] = strtolower($m[1]);
}
 
} elseif ($k === 'BACKGROUND-POSITION') {
 
$s = $v;
$bits = preg_split('/\s+/', trim($s));
 
// These should be Position x1 or x2
if (count($bits) === 1) {
if (false !== strpos($bits[0], 'bottom')) {
$bg['p'] = '50% 100%';
} elseif (false !== strpos($bits[0], 'top')) {
$bg['p'] = '50% 0%';
} else {
$bg['p'] = $bits[0] . ' 50%';
}
 
} elseif (count($bits) === 2) {
// Can be either right center or center right
if (preg_match('/(top|bottom)/', $bits[0]) || preg_match('/(left|right)/', $bits[1])) {
$bg['p'] = $bits[1] . ' ' . $bits[0];
} else {
$bg['p'] = $bits[0] . ' ' . $bits[1];
}
}
 
if (isset($bg['p'])) {
 
$bg['p'] = preg_replace('/(left|top)/', '0%', $bg['p']);
$bg['p'] = preg_replace('/(right|bottom)/', '100%', $bg['p']);
$bg['p'] = preg_replace('/(center)/', '50%', $bg['p']);
 
if (!preg_match('/[\-]{0,1}\d+(in|cm|mm|pt|pc|em|ex|px|%)* [\-]{0,1}\d+(in|cm|mm|pt|pc|em|ex|px|%)*/', $bg['p'])) {
$bg['p'] = false;
}
 
$newprop['BACKGROUND-POSITION'] = $bg['p'];
}
 
} elseif ($k === 'IMAGE-ORIENTATION') {
 
if (preg_match('/([\-]*[0-9\.]+)(deg|grad|rad)/i', $v, $m)) {
 
$angle = $m[1] + 0;
 
if (strtolower($m[2]) === 'grad') {
$angle *= (360 / 400);
} elseif (strtolower($m[2]) === 'rad') {
$angle = rad2deg($angle);
}
 
while ($angle < 0) {
$angle += 360;