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<?php
/*
** $Id$
**
** Copyright (C) 1995-2008 by the ITools Authors.
** This file is part of ITools - the Internet Tools Library
**
** ITools is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 3 of the License, or
** (at your option) any later version.
**
** ITools is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
**
** UltraHTML 3000 tool layer. Tags are now objects, used by it_html
**
**/
class it_tag extends ArrayObject
{
var $tag;
var $attributes = array();
var $prefix = "";
var $suffix = "";
function __construct($tag, $values = array())
{
$this->tag = $tag;
$this->offsetSet(0, $values);
}
function offsetSet($index, $value)
{
if (is_string($index))
{
$this->attributes[$index] = $value;
}
else if (is_array($value))
{
foreach ($value as $key => $val)
$this->offsetSet($key, $val);
}
else
{
if (is_string($value))
{
if ($errortype = $GLOBALS['it_html']->p['reportquote'])
trigger_error("Unquoted '$value' at " . it_debug::backtrace(), $errortype);
if ($GLOBALS['it_html']->p['autoquote'])
$value = new it_q($value);
}
parent::offsetSet($index, $value);
}
}
function __toString()
{
$result = array($this->prefix, "<$this->tag");
foreach ($this->attributes as $key => $value)
{
if (($value === null) || ($value === false)) # null or false: omit whole tag
;
else if (isset($value) && $value !== true) # normal case: value
$result[] = " $key=\"" . (preg_match("/[<>&\"'\n\x80-\x9f]/", $value) ? str_replace("\n", " ", new it_q($value)) : $value) . '"';
else # true: tag without value
$result[] = ($GLOBALS['it_html']->p['htmltype'] == 'html') ? " $key" : " $key=\"$key\"";
}
$newline = isset($GLOBALS['it_html']->hasnonewline[$this->tag]) ? "" : "\n";
if (count($this) || preg_match('/^(a|div|iframe|script|span|td|textarea)$/i', $this->tag))
{
$result[] = ">";
$data = join("", $this->getArrayCopy());
# Ultra XML PrettyPrinter 3000 [\] by SCA
if ($GLOBALS['it_html']->p['prettyprint'] && $newline && (substr($data, -1, 1) == "\n") && (strpos($data, '<textarea') === false) && ($data != strip_tags($data)))
$data = str_replace("\n", "\n ", "\n" . trim($data)) . "\n";
$result[] = $data;
$result[] = "</$this->tag>$newline";
}
else if ($GLOBALS['it_html']->p['htmltype'] == 'html')
$result[] = ">$newline";
else
$result[] = " />$newline";
if ($GLOBALS['debug_srclines'])
array_unshift($result, "<!-- " . trim(it::replace(array('^(it_\w+.class:\d+\s+)+' => "", '^(([\w.]+:\d+\s+){2}).*' => '$1'), it_debug::backtrace())) . " -->");
$result[] = $this->suffix;
return join("", $result);
}
function clear()
{
$this->exchangeArray(array());
}
}
?>
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