Rev 1469 | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 1469 | Rev 1470 | ||
|---|---|---|---|
| Line 581... | Line 581... | ||
| 581 | https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/rgb |
581 | https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/rgb |
| 582 | https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/hsl |
582 | https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/hsl |
| 583 | */ |
583 | */ |
| 584 | 584 | ||
| 585 | // convert legacy color syntax |
585 | // convert legacy color syntax |
| 586 | $content = preg_replace('/(rgb|hsl)a?\(([^,\s]+)\s*,\s*([^,\s]+)\s*,\s*([^,\s]+)\s*,\s*([^\s\)]+)\)/i', '$1($2 $3 $4 / $5)', $content); |
586 | $content = preg_replace('/(rgb)a?\(\s*([0-9]{1,3}%?)\s*,\s*([0-9]{1,3}%?)\s*,\s*([0-9]{1,3}%?)\s*,\s*([0,1]?(?:\.[0-9]*)?)\s*\)/i', '$1($2 $3 $4 / $5)', $content); |
| 587 | $content = preg_replace('/(rgb|hsl)a?\(([^,\s]+)\s*,\s*([^,\s]+)\s*,\s*([^,\s]+)\)/i', '$1($2 $3 $4)', $content); |
587 | $content = preg_replace('/(rgb)a?\(\s*([0-9]{1,3}%?)\s*,\s*([0-9]{1,3}%?)\s*,\s*([0-9]{1,3}%?)\s*\)/i', '$1($2 $3 $4)', $content); |
| - | 588 | $content = preg_replace('/(hsl)a?\(\s*([0-9]+(?:deg|grad|rad|turn)?)\s*,\s*([0-9]{1,3}%)\s*,\s*([0-9]{1,3}%)\s*,\s*([0,1]?(?:\.[0-9]*)?)\s*\)/i', '$1($2 $3 $4 / $5)', $content); |
|
| - | 589 | $content = preg_replace('/(hsl)a?\(\s*([0-9]+(?:deg|grad|rad|turn)?)\s*,\s*([0-9]{1,3}%)\s*,\s*([0-9]{1,3}%)\s*\)/i', '$1($2 $3 $4)', $content); |
|
| 588 | 590 | ||
| 589 | // convert `rgb` to `hex` |
591 | // convert `rgb` to `hex` |
| 590 | $dec = '([01]?[0-9]?[0-9]|2[0-4][0-9]|25[0-5])'; // [000-255] THX @ https://www.regular-expressions.info/numericranges.html |
592 | $dec = '([01]?[0-9]?[0-9]|2[0-4][0-9]|25[0-5])'; |
| 591 | - | ||
| 592 | return preg_replace_callback( |
593 | return preg_replace_callback( |
| 593 | "/rgb\($dec $dec $dec\)/i", |
594 | "/rgb\($dec $dec $dec\)/i", |
| 594 | function ($match) { |
595 | function ($match) { |
| 595 | return sprintf('#%02x%02x%02x', $match[1], $match[2], $match[3]); |
596 | return sprintf('#%02x%02x%02x', $match[1], $match[2], $match[3]); |
| 596 | }, |
597 | }, |
| Line 618... | Line 619... | ||
| 618 | https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/oklab |
619 | https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/oklab |
| 619 | */ |
620 | */ |
| 620 | $tag = '(rgb|hsl|hwb|(?:(?:ok)?(?:lch|lab)))'; |
621 | $tag = '(rgb|hsl|hwb|(?:(?:ok)?(?:lch|lab)))'; |
| 621 | 622 | ||
| 622 | // remove alpha channel if it's pointless .. |
623 | // remove alpha channel if it's pointless .. |
| 623 | $content = preg_replace('/' . $tag . '\(([^\s]+)\s+([^\s]+)\s+([^\s]+)\s+\/\s+1(?:[\.\d]*|00%)?\)/i', '$1($2 $3 $4)', $content); |
624 | $content = preg_replace('/' . $tag . '\(\s*([^\s]+)\s+([^\s]+)\s+([^\s]+)\s+\/\s+1(?:(?:\.\d?)*|00%)?\s*\)/i', '$1($2 $3 $4)', $content); |
| 624 | 625 | ||
| 625 | // replace `transparent` with shortcut .. |
626 | // replace `transparent` with shortcut .. |
| 626 | $content = preg_replace('/' . $tag . '\([^\s]+\s+[^\s]+\s+[^\s]+\s+\/\s+0(?:[\.0%]*)?\)/i', '#fff0', $content); |
627 | $content = preg_replace('/' . $tag . '\(\s*[^\s]+\s+[^\s]+\s+[^\s]+\s+\/\s+0(?:[\.0%]*)?\s*\)/i', '#fff0', $content); |
| 627 | 628 | ||
| 628 | return $content; |
629 | return $content; |
| 629 | } |
630 | } |
| 630 | 631 | ||
| 631 | /** |
632 | /** |