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Basic color keywords translated into hexadecimal values.

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git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@323 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang
2006-08-27 00:35:57 +00:00
parent 5169fc7a3b
commit ffe39d7f30
3 changed files with 31 additions and 0 deletions
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1
NEWS
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@@ -6,6 +6,7 @@ NEWS ( CHANGELOG and HISTORY ) HTMLPurifier
- Malformed UTF-8 and non-SGML character detection and cleaning implemented - Malformed UTF-8 and non-SGML character detection and cleaning implemented
- API documentation completed - API documentation completed
- Shorthand CSS properties implemented: font - Shorthand CSS properties implemented: font
- Basic color keywords translated into hexadecimal values
1.0.0beta, released 2006-08-16 1.0.0beta, released 2006-08-16
- First public release, most functionality implemented. Notable omissions are: - First public release, most functionality implemented. Notable omissions are:

27
library/HTMLPurifier/AttrDef/Color.php
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@@ -8,11 +8,38 @@ require_once 'HTMLPurifier/AttrDef.php';
class HTMLPurifier_AttrDef_Color extends HTMLPurifier_AttrDef class HTMLPurifier_AttrDef_Color extends HTMLPurifier_AttrDef
{ {
/**
* Color keyword lookup table.
* @todo Extend it to include all usually allowed colors.
*/
var $colors = array(
'maroon' => '#800000',
'red' => '#F00',
'orange' => '#FFA500',
'yellow' => '#FF0',
'olive' => '#808000',
'purple' => '#800080',
'fuchsia' => '#F0F',
'white' => '#FFF',
'lime' => '#0F0',
'green' => '#008000',
'navy' => '#000080',
'blue' => '#00F',
'aqua' => '#0FF',
'teal' => '#008080',
'black' => '#000',
'silver' => '#C0C0C0',
'gray' => '#808080'
);
function validate($color, $config, &$context) { function validate($color, $config, &$context) {
$color = trim($color); $color = trim($color);
if (!$color) return false; if (!$color) return false;
$lower = strtolower($color);
if (isset($this->colors[$lower])) return $this->colors[$lower];
if ($color[0] === '#') { if ($color[0] === '#') {
// hexadecimal handling // hexadecimal handling
$hex = substr($color, 1); $hex = substr($color, 1);

3
tests/HTMLPurifier/AttrDef/ColorTest.php
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@@ -23,6 +23,9 @@ class HTMLPurifier_AttrDef_ColorTest extends HTMLPurifier_AttrDefHarness
$this->assertDef('rgb(200%, -10%, 0%)', 'rgb(100%,0%,0%)'); $this->assertDef('rgb(200%, -10%, 0%)', 'rgb(100%,0%,0%)');
$this->assertDef('rgb(256,-23,34)', 'rgb(255,0,34)'); $this->assertDef('rgb(256,-23,34)', 'rgb(255,0,34)');
// color keywords, of course
$this->assertDef('red', '#F00');
// maybe hex transformations would be another nice feature // maybe hex transformations would be another nice feature
// at the very least transform rgb percent to rgb integer // at the very least transform rgb percent to rgb integer