/**
* Analyse the CSS properties from the HTML parsing
*
* @param string $tagName
* @param array $param
* @param array $legacy
*
* @return boolean
*/
public function analyse($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 && $val != 'inherit') {
$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'] = $this->cssConverter->convertToMM($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 = $this->cssConverter->convertToMM($val, $this->value['font-size']);
if ($val) {
$this->value['font-size'] = $val;
}
break;
case 'color':
$res = null;
$this->value['color'] = $this->cssConverter->convertToColor($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'] = $this->cssConverter->convertToMM($val, $this->getLastWidth());
if ($this->value['width'] && substr($val, -1) == '%') {
$correctWidth = true;
}
$noWidth = false;
break;
case 'height':
$this->value['height'] = $this->cssConverter->convertToMM($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'] = $this->cssConverter->convertToMM($val[0], 0);
$this->value['padding']['r'] = $this->cssConverter->convertToMM($val[1], 0);
$this->value['padding']['b'] = $this->cssConverter->convertToMM($val[2], 0);
$this->value['padding']['l'] = $this->cssConverter->convertToMM($val[3], 0);
break;
case 'padding-top':
$this->value['padding']['t'] = $this->cssConverter->convertToMM($val, 0);
break;
case 'padding-right':
$this->value['padding']['r'] = $this->cssConverter->convertToMM($val, 0);
break;
case 'padding-bottom':
$this->value['padding']['b'] = $this->cssConverter->convertToMM($val, 0);
break;
case 'padding-left':
$this->value['padding']['l'] = $this->cssConverter->convertToMM($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'] = $this->cssConverter->convertToMM($val[0], 0);
$this->value['margin']['r'] = $this->cssConverter->convertToMM($val[1], 0);
$this->value['margin']['b'] = $this->cssConverter->convertToMM($val[2], 0);
$this->value['margin']['l'] = $this->cssConverter->convertToMM($val[3], 0);
break;
case 'margin-top':
$this->value['margin']['t'] = $this->cssConverter->convertToMM($val, 0);
break;
case 'margin-right':
$this->value['margin']['r'] = $this->cssConverter->convertToMM($val, 0);
break;
case 'margin-bottom':
$this->value['margin']['b'] = $this->cssConverter->convertToMM($val, 0);
break;
case 'margin-left':
$this->value['margin']['l'] = $this->cssConverter->convertToMM($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] = $this->cssConverter->convertToColor($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 = $this->cssConverter->convertToColor($val, $res);
if ($res) {
$this->value['border']['t']['color'] = $val;
}
break;
case 'border-right-color':
$res = false;
$val = $this->cssConverter->convertToColor($val, $res);
if ($res) {
$this->value['border']['r']['color'] = $val;
}
break;
case 'border-bottom-color':
$res = false;
$val = $this->cssConverter->convertToColor($val, $res);
if ($res) {
$this->value['border']['b']['color'] = $val;
}
break;
case 'border-left-color':
$res = false;
$val = $this->cssConverter->convertToColor($val, $res);
if ($res) {
$this->value['border']['l']['color'] = $val;
}
break;
case 'border-width':
$val = explode(' ', $val);
foreach ($val as $valK => $valV) {
$val[$valK] = $this->cssConverter->convertToMM($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 = $this->cssConverter->convertToMM($val, 0);
if ($val) {
$this->value['border']['t']['width'] = $val;
}
break;
case 'border-right-width':
$val = $this->cssConverter->convertToMM($val, 0);
if ($val) {
$this->value['border']['r']['width'] = $val;
}
break;
case 'border-bottom-width':
$val = $this->cssConverter->convertToMM($val, 0);
if ($val) {
$this->value['border']['b']['width'] = $val;
}
break;
case 'border-left-width':
$val = $this->cssConverter->convertToMM($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 = $this->cssConverter->convertToRadius(trim($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 = $this->cssConverter->convertToRadius(trim($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 = $this->cssConverter->convertToRadius($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 = $this->cssConverter->convertToRadius($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 = $this->cssConverter->convertToRadius($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 = $this->cssConverter->convertToRadius($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'] = $this->cssConverter->convertBackgroundColor($val);
break;
case 'background-image':
$this->value['background']['image'] = $this->cssConverter->convertBackgroundImage($val);
break;
case 'background-position':
$res = null;
$this->value['background']['position'] = $this->cssConverter->convertBackgroundPosition($val, $res);
break;
case 'background-repeat':
$this->value['background']['repeat'] = $this->cssConverter->convertBackgroundRepeat($val);
break;
case 'background':
$this->cssConverter->convertBackground($val, $this->value['background']);
break;
case 'position':
if ($val == 'absolute') {
$this->value['position'] = 'absolute';
} elseif ($val == 'relative') {
$this->value['position'] = 'relative';
} else {
$this->value['position'] = null;
}
break;
case 'float':
if ($val == 'left') {
$this->value['float'] = 'left';
} elseif ($val == 'right') {
$this->value['float'] = 'right';
} else {
$this->value['float'] = null;
}
break;
case 'display':
if ($val == 'inline') {
$this->value['display'] = 'inline';
} elseif ($val == 'block') {
$this->value['display'] = 'block';
} elseif ($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;
case 'start':
$this->value[$nom] = intval($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'] -= $this->cssConverter->convertToMM(isset($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'] = $this->cssConverter->convertToMM($this->value['top'], $this->getLastHeight(true));
}
if ($this->value['bottom'] != null) {
$this->value['bottom'] = $this->cssConverter->convertToMM($this->value['bottom'], $this->getLastHeight(true));
}
if ($this->value['left'] != null) {
$this->value['left'] = $this->cssConverter->convertToMM($this->value['left'], $this->getLastWidth(true));
}
if ($this->value['right'] != null) {
$this->value['right'] = $this->cssConverter->convertToMM($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;
}
