<?php
-/////////////////////////////////////////////////
// PukiWiki - Yet another WikiWikiWeb clone.
+// $Id: color.inc.php,v 1.22 2005/06/16 15:04:08 henoheno Exp $
//
-// $Id: color.inc.php,v 1.3 2003/04/24 14:42:29 arino Exp $
-//
+// Text color plugin
+
+// Allow CSS instead of <font> tag
+// NOTE: <font> tag become invalid from XHTML 1.1
+define('PLUGIN_COLOR_ALLOW_CSS', TRUE); // TRUE, FALSE
+
+// ----
+define('PLUGIN_COLOR_USAGE', '&color(foreground[,background]){text};');
+define('PLUGIN_COLOR_REGEX', '/^(#[0-9a-f]{3}|#[0-9a-f]{6}|[a-z-]+)$/i');
function plugin_color_inline()
{
- if (func_num_args() != 2)
- {
- return FALSE;
+ global $pkwk_dtd;
+
+ $args = func_get_args();
+ $text = strip_autolink(array_pop($args)); // Already htmlspecialchars(text)
+
+ list($color, $bgcolor) = array_pad($args, 2, '');
+ if ($color != '' && $bgcolor != '' && $text == '') {
+ // Maybe the old style: '&color(foreground,text);'
+ $text = htmlspecialchars($bgcolor);
+ $bgcolor = '';
+ }
+ if (($color == '' && $bgcolor == '') || $text == '' || func_num_args() > 3)
+ return PLUGIN_COLOR_USAGE;
+
+ // Invalid color
+ foreach(array($color, $bgcolor) as $col){
+ if ($col != '' && ! preg_match(PLUGIN_COLOR_REGEX, $col))
+ return '&color():Invalid color: ' . htmlspecialchars($col) . ';';
}
-
- list($color,$body) = func_get_args();
-
- if ($color == '' or $body == '')
- {
- return FALSE;
+
+ if (PLUGIN_COLOR_ALLOW_CSS === TRUE || ! isset($pkwk_dtd) || $pkwk_dtd == PKWK_DTD_XHTML_1_1) {
+ $delimiter = '';
+ if ($color != '' && $bgcolor != '') $delimiter = '; ';
+ if ($color != '') $color = 'color:' . $color;
+ if ($bgcolor != '') $bgcolor = 'background-color:' . $bgcolor;
+ return '<span style="' . $color . $delimiter . $bgcolor . '">' .
+ $text . '</span>';
+ } else {
+ if ($bgcolor != '') return '&color(): bgcolor (with CSS) not allowed;';
+ return '<font color="' . $color . '">' . $text . '</font>';
}
-
- return "<span style=\"color:$color\">$body</span>";
}
?>