| 1 |
<?php |
| 2 |
|
| 3 |
/** |
| 4 |
* @package dompdf |
| 5 |
* @link https://github.com/dompdf/dompdf |
| 6 |
* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License |
| 7 |
*/ |
| 8 |
namespace WCPOS\Vendor\Dompdf\Css; |
| 9 |
|
| 10 |
use WCPOS\Vendor\Dompdf\Frame; |
| 11 |
use WCPOS\Vendor\Dompdf\Helpers; |
| 12 |
/** |
| 13 |
* Translates HTML 4.0 attributes into CSS rules |
| 14 |
* |
| 15 |
* @package dompdf |
| 16 |
*/ |
| 17 |
class AttributeTranslator |
| 18 |
{ |
| 19 |
static $_style_attr = "_html_style_attribute"; |
| 20 |
// Munged data originally from |
| 21 |
// http://www.w3.org/TR/REC-html40/index/attributes.html |
| 22 |
// http://www.cs.tut.fi/~jkorpela/html2css.html |
| 23 |
private static $__ATTRIBUTE_LOOKUP = [ |
| 24 |
//'caption' => array ( 'align' => '', ), |
| 25 |
'img' => ['align' => ['bottom' => 'vertical-align: baseline;', 'middle' => 'vertical-align: middle;', 'top' => 'vertical-align: top;', 'left' => 'float: left;', 'right' => 'float: right;'], 'border' => 'border: %0.2Fpx solid;', 'height' => '_set_px_height', 'hspace' => 'padding-left: %1$0.2Fpx; padding-right: %1$0.2Fpx;', 'vspace' => 'padding-top: %1$0.2Fpx; padding-bottom: %1$0.2Fpx;', 'width' => '_set_px_width'], |
| 26 |
'table' => [ |
| 27 |
'align' => ['left' => 'margin-left: 0; margin-right: auto;', 'center' => 'margin-left: auto; margin-right: auto;', 'right' => 'margin-left: auto; margin-right: 0;'], |
| 28 |
'bgcolor' => 'background-color: %s;', |
| 29 |
'border' => '_set_table_border', |
| 30 |
'cellpadding' => '_set_table_cellpadding', |
| 31 |
//'border-spacing: %0.2F; border-collapse: separate;', |
| 32 |
'cellspacing' => '_set_table_cellspacing', |
| 33 |
'frame' => ['void' => 'border-style: none;', 'above' => 'border-top-style: solid;', 'below' => 'border-bottom-style: solid;', 'hsides' => 'border-left-style: solid; border-right-style: solid;', 'vsides' => 'border-top-style: solid; border-bottom-style: solid;', 'lhs' => 'border-left-style: solid;', 'rhs' => 'border-right-style: solid;', 'box' => 'border-style: solid;', 'border' => 'border-style: solid;'], |
| 34 |
'rules' => '_set_table_rules', |
| 35 |
'width' => 'width: %s;', |
| 36 |
], |
| 37 |
'hr' => [ |
| 38 |
'align' => '_set_hr_align', |
| 39 |
// Need to grab width to set 'left' & 'right' correctly |
| 40 |
'noshade' => 'border-style: solid;', |
| 41 |
'size' => '_set_hr_size', |
| 42 |
//'border-width: %0.2F px;', |
| 43 |
'width' => 'width: %s;', |
| 44 |
], |
| 45 |
'div' => ['align' => 'text-align: %s;'], |
| 46 |
'h1' => ['align' => 'text-align: %s;'], |
| 47 |
'h2' => ['align' => 'text-align: %s;'], |
| 48 |
'h3' => ['align' => 'text-align: %s;'], |
| 49 |
'h4' => ['align' => 'text-align: %s;'], |
| 50 |
'h5' => ['align' => 'text-align: %s;'], |
| 51 |
'h6' => ['align' => 'text-align: %s;'], |
| 52 |
//TODO: translate more form element attributes |
| 53 |
'input' => ['size' => '_set_input_width'], |
| 54 |
'p' => ['align' => 'text-align: %s;'], |
| 55 |
// 'col' => array( |
| 56 |
// 'align' => '', |
| 57 |
// 'valign' => '', |
| 58 |
// ), |
| 59 |
// 'colgroup' => array( |
| 60 |
// 'align' => '', |
| 61 |
// 'valign' => '', |
| 62 |
// ), |
| 63 |
'tbody' => ['align' => '_set_table_row_align', 'valign' => '_set_table_row_valign'], |
| 64 |
'td' => ['align' => 'text-align: %s;', 'bgcolor' => '_set_background_color', 'height' => 'height: %s;', 'nowrap' => 'white-space: nowrap;', 'valign' => 'vertical-align: %s;', 'width' => 'width: %s;'], |
| 65 |
'tfoot' => ['align' => '_set_table_row_align', 'valign' => '_set_table_row_valign'], |
| 66 |
'th' => ['align' => 'text-align: %s;', 'bgcolor' => '_set_background_color', 'height' => 'height: %s;', 'nowrap' => 'white-space: nowrap;', 'valign' => 'vertical-align: %s;', 'width' => 'width: %s;'], |
| 67 |
'thead' => ['align' => '_set_table_row_align', 'valign' => '_set_table_row_valign'], |
| 68 |
'tr' => ['align' => '_set_table_row_align', 'bgcolor' => '_set_table_row_bgcolor', 'valign' => '_set_table_row_valign'], |
| 69 |
'body' => ['background' => 'background-image: url(%s);', 'bgcolor' => '_set_background_color', 'link' => '_set_body_link', 'text' => '_set_color'], |
| 70 |
'br' => ['clear' => 'clear: %s;'], |
| 71 |
'basefont' => ['color' => '_set_color', 'face' => 'font-family: %s;', 'size' => '_set_basefont_size'], |
| 72 |
'font' => ['color' => '_set_color', 'face' => 'font-family: %s;', 'size' => '_set_font_size'], |
| 73 |
'dir' => ['compact' => 'margin: 0.5em 0;'], |
| 74 |
'dl' => ['compact' => 'margin: 0.5em 0;'], |
| 75 |
'menu' => ['compact' => 'margin: 0.5em 0;'], |
| 76 |
'ol' => ['compact' => 'margin: 0.5em 0;', 'start' => 'counter-reset: -dompdf-default-counter %d;', 'type' => '_set_list_style_type'], |
| 77 |
'ul' => ['compact' => 'margin: 0.5em 0;', 'type' => '_set_list_style_type'], |
| 78 |
'li' => ['type' => '_set_list_style_type', 'value' => 'counter-reset: -dompdf-default-counter %d;'], |
| 79 |
'pre' => ['width' => 'width: %s;'], |
| 80 |
]; |
| 81 |
protected static $_last_basefont_size = 3; |
| 82 |
protected static $_font_size_lookup = [ |
| 83 |
// For basefont support |
| 84 |
-3 => "4pt", |
| 85 |
-2 => "5pt", |
| 86 |
-1 => "6pt", |
| 87 |
0 => "7pt", |
| 88 |
1 => "8pt", |
| 89 |
2 => "10pt", |
| 90 |
3 => "12pt", |
| 91 |
4 => "14pt", |
| 92 |
5 => "18pt", |
| 93 |
6 => "24pt", |
| 94 |
7 => "34pt", |
| 95 |
// For basefont support |
| 96 |
8 => "48pt", |
| 97 |
9 => "44pt", |
| 98 |
10 => "52pt", |
| 99 |
11 => "60pt", |
| 100 |
]; |
| 101 |
/** |
| 102 |
* @param Frame $frame |
| 103 |
*/ |
| 104 |
static function translate_attributes(Frame $frame) |
| 105 |
{ |
| 106 |
$node = $frame->get_node(); |
| 107 |
$tag = $node->nodeName; |
| 108 |
if (!isset(self::$__ATTRIBUTE_LOOKUP[$tag])) { |
| 109 |
return; |
| 110 |
} |
| 111 |
$valid_attrs = self::$__ATTRIBUTE_LOOKUP[$tag]; |
| 112 |
$attrs = $node->attributes; |
| 113 |
$style = \rtrim($node->getAttribute(self::$_style_attr), "; "); |
| 114 |
if ($style != "") { |
| 115 |
$style .= ";"; |
| 116 |
} |
| 117 |
foreach ($attrs as $attr => $attr_node) { |
| 118 |
if (!isset($valid_attrs[$attr])) { |
| 119 |
continue; |
| 120 |
} |
| 121 |
$value = $attr_node->value; |
| 122 |
$target = $valid_attrs[$attr]; |
| 123 |
// Look up $value in $target, if $target is an array: |
| 124 |
if (\is_array($target)) { |
| 125 |
if (isset($target[$value])) { |
| 126 |
$style .= " " . self::_resolve_target($node, $target[$value], $value); |
| 127 |
} |
| 128 |
} else { |
| 129 |
// otherwise use target directly |
| 130 |
$style .= " " . self::_resolve_target($node, $target, $value); |
| 131 |
} |
| 132 |
} |
| 133 |
if (!\is_null($style)) { |
| 134 |
$style = \ltrim($style); |
| 135 |
$node->setAttribute(self::$_style_attr, $style); |
| 136 |
} |
| 137 |
} |
| 138 |
/** |
| 139 |
* @param \DOMNode $node |
| 140 |
* @param string $target |
| 141 |
* @param string $value |
| 142 |
* |
| 143 |
* @return string |
| 144 |
*/ |
| 145 |
protected static function _resolve_target(\DOMNode $node, $target, $value) |
| 146 |
{ |
| 147 |
if ($target[0] === "_") { |
| 148 |
return self::$target($node, $value); |
| 149 |
} |
| 150 |
return $value ? \sprintf($target, $value) : ""; |
| 151 |
} |
| 152 |
/** |
| 153 |
* @param \DOMElement $node |
| 154 |
* @param string $new_style |
| 155 |
*/ |
| 156 |
static function append_style(\DOMElement $node, $new_style) |
| 157 |
{ |
| 158 |
$style = \rtrim($node->getAttribute(self::$_style_attr), ";"); |
| 159 |
$style .= $new_style; |
| 160 |
$style = \ltrim($style, ";"); |
| 161 |
$node->setAttribute(self::$_style_attr, $style); |
| 162 |
} |
| 163 |
/** |
| 164 |
* @param \DOMNode $node |
| 165 |
* |
| 166 |
* @return \DOMNodeList|\DOMElement[] |
| 167 |
*/ |
| 168 |
protected static function get_cell_list(\DOMNode $node) |
| 169 |
{ |
| 170 |
$xpath = new \DOMXpath($node->ownerDocument); |
| 171 |
switch ($node->nodeName) { |
| 172 |
default: |
| 173 |
case "table": |
| 174 |
$query = "tr/td | thead/tr/td | tbody/tr/td | tfoot/tr/td | tr/th | thead/tr/th | tbody/tr/th | tfoot/tr/th"; |
| 175 |
break; |
| 176 |
case "tbody": |
| 177 |
case "tfoot": |
| 178 |
case "thead": |
| 179 |
$query = "tr/td | tr/th"; |
| 180 |
break; |
| 181 |
case "tr": |
| 182 |
$query = "td | th"; |
| 183 |
break; |
| 184 |
} |
| 185 |
return $xpath->query($query, $node); |
| 186 |
} |
| 187 |
/** |
| 188 |
* @param string $value |
| 189 |
* |
| 190 |
* @return string |
| 191 |
*/ |
| 192 |
protected static function _get_valid_color($value) |
| 193 |
{ |
| 194 |
if (\preg_match('/^#?([0-9A-F]{6})$/i', $value, $matches)) { |
| 195 |
$value = "#{$matches[1]}"; |
| 196 |
} |
| 197 |
return $value; |
| 198 |
} |
| 199 |
/** |
| 200 |
* @param \DOMElement $node |
| 201 |
* @param string $value |
| 202 |
* |
| 203 |
* @return string |
| 204 |
*/ |
| 205 |
protected static function _set_color(\DOMElement $node, $value) |
| 206 |
{ |
| 207 |
$value = self::_get_valid_color($value); |
| 208 |
return "color: {$value};"; |
| 209 |
} |
| 210 |
/** |
| 211 |
* @param \DOMElement $node |
| 212 |
* @param string $value |
| 213 |
* |
| 214 |
* @return string |
| 215 |
*/ |
| 216 |
protected static function _set_background_color(\DOMElement $node, $value) |
| 217 |
{ |
| 218 |
$value = self::_get_valid_color($value); |
| 219 |
return "background-color: {$value};"; |
| 220 |
} |
| 221 |
protected static function _set_px_width(\DOMElement $node, string $value) : string |
| 222 |
{ |
| 223 |
$v = \trim($value); |
| 224 |
if (Helpers::is_percent($v)) { |
| 225 |
return \sprintf("width: %s;", $v); |
| 226 |
} |
| 227 |
if (\is_numeric(\mb_substr($v, 0, 1))) { |
| 228 |
return \sprintf("width: %spx;", (float) $v); |
| 229 |
} |
| 230 |
return ""; |
| 231 |
} |
| 232 |
protected static function _set_px_height(\DOMElement $node, string $value) : string |
| 233 |
{ |
| 234 |
$v = \trim($value); |
| 235 |
if (Helpers::is_percent($v)) { |
| 236 |
return \sprintf("height: %s;", $v); |
| 237 |
} |
| 238 |
if (\is_numeric(\mb_substr($v, 0, 1))) { |
| 239 |
return \sprintf("height: %spx;", (float) $v); |
| 240 |
} |
| 241 |
return ""; |
| 242 |
} |
| 243 |
/** |
| 244 |
* @param \DOMElement $node |
| 245 |
* @param string $value |
| 246 |
* |
| 247 |
* @return null |
| 248 |
*/ |
| 249 |
protected static function _set_table_cellpadding(\DOMElement $node, $value) |
| 250 |
{ |
| 251 |
$cell_list = self::get_cell_list($node); |
| 252 |
foreach ($cell_list as $cell) { |
| 253 |
self::append_style($cell, "; padding: {$value}px;"); |
| 254 |
} |
| 255 |
return null; |
| 256 |
} |
| 257 |
/** |
| 258 |
* @param \DOMElement $node |
| 259 |
* @param string $value |
| 260 |
* |
| 261 |
* @return string |
| 262 |
*/ |
| 263 |
protected static function _set_table_border(\DOMElement $node, $value) |
| 264 |
{ |
| 265 |
return "border-width: {$value}" . "px;"; |
| 266 |
} |
| 267 |
/** |
| 268 |
* @param \DOMElement $node |
| 269 |
* @param string $value |
| 270 |
* |
| 271 |
* @return string |
| 272 |
*/ |
| 273 |
protected static function _set_table_cellspacing(\DOMElement $node, $value) |
| 274 |
{ |
| 275 |
$style = \rtrim($node->getAttribute(self::$_style_attr), ";"); |
| 276 |
if ($value == 0) { |
| 277 |
$style .= "; border-collapse: collapse;"; |
| 278 |
} else { |
| 279 |
$style .= "; border-spacing: {$value}px; border-collapse: separate;"; |
| 280 |
} |
| 281 |
return \ltrim($style, ";"); |
| 282 |
} |
| 283 |
/** |
| 284 |
* @param \DOMElement $node |
| 285 |
* @param string $value |
| 286 |
* |
| 287 |
* @return null|string |
| 288 |
*/ |
| 289 |
protected static function _set_table_rules(\DOMElement $node, $value) |
| 290 |
{ |
| 291 |
$new_style = "; border-collapse: collapse;"; |
| 292 |
switch ($value) { |
| 293 |
case "none": |
| 294 |
$new_style .= "border-style: none;"; |
| 295 |
break; |
| 296 |
case "groups": |
| 297 |
// FIXME: unsupported |
| 298 |
return null; |
| 299 |
case "rows": |
| 300 |
$new_style .= "border-style: solid none solid none; border-width: 1px; "; |
| 301 |
break; |
| 302 |
case "cols": |
| 303 |
$new_style .= "border-style: none solid none solid; border-width: 1px; "; |
| 304 |
break; |
| 305 |
case "all": |
| 306 |
$new_style .= "border-style: solid; border-width: 1px; "; |
| 307 |
break; |
| 308 |
default: |
| 309 |
// Invalid value |
| 310 |
return null; |
| 311 |
} |
| 312 |
$cell_list = self::get_cell_list($node); |
| 313 |
foreach ($cell_list as $cell) { |
| 314 |
$style = $cell->getAttribute(self::$_style_attr); |
| 315 |
$style .= $new_style; |
| 316 |
$cell->setAttribute(self::$_style_attr, $style); |
| 317 |
} |
| 318 |
$style = \rtrim($node->getAttribute(self::$_style_attr), ";"); |
| 319 |
$style .= "; border-collapse: collapse; "; |
| 320 |
return \ltrim($style, "; "); |
| 321 |
} |
| 322 |
/** |
| 323 |
* @param \DOMElement $node |
| 324 |
* @param string $value |
| 325 |
* |
| 326 |
* @return string |
| 327 |
*/ |
| 328 |
protected static function _set_hr_size(\DOMElement $node, $value) |
| 329 |
{ |
| 330 |
$style = \rtrim($node->getAttribute(self::$_style_attr), ";"); |
| 331 |
$style .= "; border-width: " . \max(0, $value - 2) . "; "; |
| 332 |
return \ltrim($style, "; "); |
| 333 |
} |
| 334 |
/** |
| 335 |
* @param \DOMElement $node |
| 336 |
* @param string $value |
| 337 |
* |
| 338 |
* @return null|string |
| 339 |
*/ |
| 340 |
protected static function _set_hr_align(\DOMElement $node, $value) |
| 341 |
{ |
| 342 |
$style = \rtrim($node->getAttribute(self::$_style_attr), ";"); |
| 343 |
$width = $node->getAttribute("width"); |
| 344 |
if ($width == "") { |
| 345 |
$width = "100%"; |
| 346 |
} |
| 347 |
$remainder = 100 - (float) \rtrim($width, "% "); |
| 348 |
switch ($value) { |
| 349 |
case "left": |
| 350 |
$style .= "; margin-right: {$remainder} %;"; |
| 351 |
break; |
| 352 |
case "right": |
| 353 |
$style .= "; margin-left: {$remainder} %;"; |
| 354 |
break; |
| 355 |
case "center": |
| 356 |
$style .= "; margin-left: auto; margin-right: auto;"; |
| 357 |
break; |
| 358 |
default: |
| 359 |
return null; |
| 360 |
} |
| 361 |
return \ltrim($style, "; "); |
| 362 |
} |
| 363 |
/** |
| 364 |
* @param \DOMElement $node |
| 365 |
* @param string $value |
| 366 |
* |
| 367 |
* @return null|string |
| 368 |
*/ |
| 369 |
protected static function _set_input_width(\DOMElement $node, $value) |
| 370 |
{ |
| 371 |
if (empty($value)) { |
| 372 |
return null; |
| 373 |
} |
| 374 |
if ($node->hasAttribute("type") && \in_array(\strtolower($node->getAttribute("type")), ["text", "password"])) { |
| 375 |
return \sprintf("width: %Fem", (int) $value * 0.65 + 2); |
| 376 |
} else { |
| 377 |
return \sprintf("width: %upx;", (int) $value); |
| 378 |
} |
| 379 |
} |
| 380 |
/** |
| 381 |
* @param \DOMElement $node |
| 382 |
* @param string $value |
| 383 |
* |
| 384 |
* @return null |
| 385 |
*/ |
| 386 |
protected static function _set_table_row_align(\DOMElement $node, $value) |
| 387 |
{ |
| 388 |
$cell_list = self::get_cell_list($node); |
| 389 |
foreach ($cell_list as $cell) { |
| 390 |
self::append_style($cell, "; text-align: {$value};"); |
| 391 |
} |
| 392 |
return null; |
| 393 |
} |
| 394 |
/** |
| 395 |
* @param \DOMElement $node |
| 396 |
* @param string $value |
| 397 |
* |
| 398 |
* @return null |
| 399 |
*/ |
| 400 |
protected static function _set_table_row_valign(\DOMElement $node, $value) |
| 401 |
{ |
| 402 |
$cell_list = self::get_cell_list($node); |
| 403 |
foreach ($cell_list as $cell) { |
| 404 |
self::append_style($cell, "; vertical-align: {$value};"); |
| 405 |
} |
| 406 |
return null; |
| 407 |
} |
| 408 |
/** |
| 409 |
* @param \DOMElement $node |
| 410 |
* @param string $value |
| 411 |
* |
| 412 |
* @return null |
| 413 |
*/ |
| 414 |
protected static function _set_table_row_bgcolor(\DOMElement $node, $value) |
| 415 |
{ |
| 416 |
$cell_list = self::get_cell_list($node); |
| 417 |
$value = self::_get_valid_color($value); |
| 418 |
foreach ($cell_list as $cell) { |
| 419 |
self::append_style($cell, "; background-color: {$value};"); |
| 420 |
} |
| 421 |
return null; |
| 422 |
} |
| 423 |
/** |
| 424 |
* @param \DOMElement $node |
| 425 |
* @param string $value |
| 426 |
* |
| 427 |
* @return null |
| 428 |
*/ |
| 429 |
protected static function _set_body_link(\DOMElement $node, $value) |
| 430 |
{ |
| 431 |
$a_list = $node->getElementsByTagName("a"); |
| 432 |
$value = self::_get_valid_color($value); |
| 433 |
foreach ($a_list as $a) { |
| 434 |
self::append_style($a, "; color: {$value};"); |
| 435 |
} |
| 436 |
return null; |
| 437 |
} |
| 438 |
/** |
| 439 |
* @param \DOMElement $node |
| 440 |
* @param string $value |
| 441 |
* |
| 442 |
* @return null |
| 443 |
*/ |
| 444 |
protected static function _set_basefont_size(\DOMElement $node, $value) |
| 445 |
{ |
| 446 |
// FIXME: ? we don't actually set the font size of anything here, just |
| 447 |
// the base size for later modification by <font> tags. |
| 448 |
self::$_last_basefont_size = $value; |
| 449 |
return null; |
| 450 |
} |
| 451 |
/** |
| 452 |
* @param \DOMElement $node |
| 453 |
* @param string $value |
| 454 |
* |
| 455 |
* @return string |
| 456 |
*/ |
| 457 |
protected static function _set_font_size(\DOMElement $node, $value) |
| 458 |
{ |
| 459 |
$style = $node->getAttribute(self::$_style_attr); |
| 460 |
if ($value[0] === "-" || $value[0] === "+") { |
| 461 |
$value = self::$_last_basefont_size + (int) $value; |
| 462 |
} |
| 463 |
if (isset(self::$_font_size_lookup[$value])) { |
| 464 |
$style .= "; font-size: " . self::$_font_size_lookup[$value] . ";"; |
| 465 |
} else { |
| 466 |
$style .= "; font-size: {$value};"; |
| 467 |
} |
| 468 |
return \ltrim($style, "; "); |
| 469 |
} |
| 470 |
protected static function _set_list_style_type(\DOMElement $node, string $value) : string |
| 471 |
{ |
| 472 |
$v = \trim($value); |
| 473 |
switch ($v) { |
| 474 |
case "1": |
| 475 |
$type = "decimal"; |
| 476 |
break; |
| 477 |
case "a": |
| 478 |
$type = "lower-alpha"; |
| 479 |
break; |
| 480 |
case "A": |
| 481 |
$type = "upper-alpha"; |
| 482 |
break; |
| 483 |
case "i": |
| 484 |
$type = "lower-roman"; |
| 485 |
break; |
| 486 |
case "I": |
| 487 |
$type = "upper-roman"; |
| 488 |
break; |
| 489 |
default: |
| 490 |
$type = $v; |
| 491 |
break; |
| 492 |
} |
| 493 |
return "list-style-type: {$type};"; |
| 494 |
} |
| 495 |
} |
| 496 |
|
