| 4 |
// |
// |
| 5 |
// $Id$ |
// $Id$ |
| 6 |
// |
// |
| 7 |
|
// Text color plugin |
| 8 |
|
|
| 9 |
|
// Allow CSS instead of font tag (XHTML 1.0 Transitional only) |
| 10 |
|
define('PLUGIN_COLOR_ALLOW_CSS', TRUE); // TRUE, FALSE |
| 11 |
|
|
| 12 |
|
// ---- |
| 13 |
|
define('PLUGIN_COLOR_USAGE', '&color(foreground[,background]){text};'); |
| 14 |
|
define('PLUGIN_COLOR_REGEX', '/^(#[0-9a-f]{6}|[a-z-]+)$/i'); |
| 15 |
function plugin_color_inline() |
function plugin_color_inline() |
| 16 |
{ |
{ |
| 17 |
if (func_num_args() == 3) |
global $html_transitional; |
| 18 |
{ |
|
| 19 |
list($color,$bgcolor,$body) = func_get_args(); |
$args = func_get_args(); |
| 20 |
if ($body == '') |
$text = array_pop($args); // htmlspecialchars(text) |
| 21 |
{ |
|
| 22 |
$body = $bgcolor; |
list($color, $bgcolor) = array_pad($args, 2, ''); |
| 23 |
$bgcolor = ''; |
if ($text == '' && $bgcolor != '') { |
| 24 |
} |
// Maybe the old style: '&color(foreground,text);' |
| 25 |
} |
$text = htmlspecialchars($bgcolor); |
|
else if (func_num_args() == 2) |
|
|
{ |
|
| 26 |
$bgcolor = ''; |
$bgcolor = ''; |
|
list($color,$body) = func_get_args(); |
|
|
} |
|
|
else |
|
|
{ |
|
|
return FALSE; |
|
| 27 |
} |
} |
| 28 |
|
if ($color == '' || $text == '' || func_num_args() > 3) |
| 29 |
if ($color == '' or $body == '') |
return PLUGIN_COLOR_USAGE; |
| 30 |
{ |
|
| 31 |
return FALSE; |
// Invalid color |
| 32 |
} |
foreach(array($color, $bgcolor) as $col){ |
| 33 |
if (!plugin_color_is_valid($color) or !plugin_color_is_valid($bgcolor)) |
if ($col != '' && ! preg_match(PLUGIN_COLOR_REGEX, $col)) |
| 34 |
{ |
return '&color():Invalid color: ' . htmlspecialchars($col) . ';'; |
|
return $body; |
|
| 35 |
} |
} |
| 36 |
|
|
| 37 |
if ($bgcolor != '') |
if (PLUGIN_COLOR_ALLOW_CSS === TRUE && $html_transitional === FALSE) { |
| 38 |
{ |
if ($bgcolor != '') $bgcolor = ';background-color:' . $bgcolor; |
| 39 |
$color .= ';background-color:'.$bgcolor; |
return '<span style="color:' . $color . $bgcolor . '">' . $text . '</span>'; |
| 40 |
|
} else { |
| 41 |
|
// NOTE: <font> tag become invalid from XHTML 1.1 |
| 42 |
|
if ($bgcolor != '') return '&color(): bgcolor (with CSS) not allowd;'; |
| 43 |
|
return '<font color="' . $color . '">' . $text . '</font>'; |
| 44 |
} |
} |
|
return "<span style=\"color:$color\">$body</span>"; |
|
|
} |
|
|
function plugin_color_is_valid($color) |
|
|
{ |
|
|
return ($color == '') or preg_match('/^(#[0-9a-f]+|[\w-]+)/i',$color); |
|
| 45 |
} |
} |
| 46 |
?> |
?> |
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