public function testUrlMissingScheme()
{
$url = new Horde_Url('example.com/test?foo=1&bar=2');
$url->setScheme();
$this->assertEquals('/test?foo=1&bar=2', $url->toString(true, false));
$this->assertEquals('http://example.com/test?foo=1&bar=2', $url->toString(true, true));
}
/**
*/
protected function _node($doc, $node)
{
parent::_node($doc, $node);
if (empty($this->_imptmp) || !$node instanceof DOMElement) {
if ($node instanceof DOMText && $node->length > 1) {
/* Filter bad language. */
$text = IMP::filterText($node->data);
if ($node->data != $text) {
$node->replaceData(0, $node->length, $text);
}
}
return;
}
$tag = Horde_String::lower($node->tagName);
/* Remove 'height' styles from HTML messages, because it can break
* sizing of IFRAME. */
foreach ($node->attributes as $key => $val) {
if ($key == 'style') {
/* Do simplistic style parsing here. */
$parts = array_filter(explode(';', $val->value));
foreach ($parts as $k2 => $v2) {
if (preg_match("/^\\s*height:\\s*/i", $v2)) {
unset($parts[$k2]);
}
}
$val->value = implode(';', $parts);
}
}
switch ($tag) {
case 'a':
case 'area':
/* Convert links to open in new windows. Ignore mailto: links and
* links that already have a target. */
if ($node->hasAttribute('href')) {
$url = parse_url($node->getAttribute('href'));
if (isset($url['scheme']) && $url['scheme'] == 'mailto') {
/* We don't include HordePopup in IFRAME, so need to use
* 'simple' links. */
$clink = new IMP_Compose_Link($node->getAttribute('href'));
$node->setAttribute('href', $clink->link(true));
$node->removeAttribute('target');
} elseif (!empty($this->_imptmp['inline']) && isset($url['fragment']) && empty($url['path']) && $GLOBALS['browser']->isBrowser('mozilla')) {
/* See Bug #8695: internal anchors are broken in
* Mozilla. */
$node->removeAttribute('href');
} elseif (empty($url)) {
/* Empty URL - remove href/target so the link is not
* clickable. */
$node->removeAttribute('href');
$node->removeAttribute('target');
} else {
$node->setAttribute('target', strval(new Horde_Support_Randomid()));
}
}
break;
case 'body':
$style = $node->hasAttribute('style') ? rtrim($node->getAttribute('style'), ';') . ';' : '';
$node->setAttribute('style', $style . 'width:auto !important');
break;
case 'img':
case 'input':
if ($node->hasAttribute('src')) {
$val = $node->getAttribute('src');
/* Multipart/related. */
if ($tag == 'img' && ($id = $this->_cidSearch($val))) {
$val = $this->getConfigParam('imp_contents')->urlView(null, 'view_attach', array('params' => array('ctype' => 'image/*', 'id' => $id, 'imp_img_view' => 'data')));
}
/* Block images.*/
if ($this->_imgBlock()) {
if (Horde_Url_Data::isData($val)) {
$url = new Horde_Url_Data($val);
} else {
/* Check for relative URLs. These won't be loaded and
* will cause unnecessary 404 hits to the local web
* server. */
$parsed_url = parse_url($val);
if (isset($parsed_url['host'])) {
$url = new Horde_Url($val);
$url->setScheme();
} else {
$url = null;
}
}
if ($url) {
$node->setAttribute(self::IMGBLOCK, $url);
$node->setAttribute('src', $this->_imgBlockImg());
$this->_imptmp['imgblock'] = true;
} else {
$node->parentNode->removeChild($node);
$this->_imptmp['imgbroken'] = true;
}
} else {
$node->removeAttribute('src');
$node->setAttribute('data-src', $val);
}
}
/* IMG only */
if ($tag == 'img' && $this->_imgBlock() && $node->hasAttribute('srcset')) {
$node->setAttribute(self::SRCSETBLOCK, $node->getAttribute('srcset'));
$node->setAttribute('srcset', '');
$this->_imptmp['imgblock'] = true;
}
break;
case 'link':
/* Block all link tags that reference foreign URLs, other than
* CSS. There's no inherently wrong with linking to a foreign
* CSS file other than privacy concerns. Therefore, block
* linking until requested by the user. */
$delete_link = true;
switch (Horde_String::lower($node->getAttribute('type'))) {
case 'text/css':
if ($node->hasAttribute('href')) {
$tmp = $node->getAttribute('href');
if ($id = $this->_cidSearch($tmp, false)) {
$this->_imptmp['style'][] = $this->getConfigParam('imp_contents')->getMIMEPart($id)->getContents();
} elseif ($this->_imgBlock()) {
$node->setAttribute(self::CSSBLOCK, $node->getAttribute('href'));
$node->removeAttribute('href');
$this->_imptmp['cssblock'] = true;
$delete_link = false;
}
}
break;
}
if ($delete_link && $node->hasAttribute('href') && $node->parentNode) {
$node->parentNode->removeChild($node);
}
break;
case 'style':
switch (Horde_String::lower($node->getAttribute('type'))) {
case 'text/css':
$this->_imptmp['style'][] = str_replace(array('<!--', '-->'), '', $node->nodeValue);
$node->parentNode->removeChild($node);
break;
}
break;
case 'table':
/* If displaying inline (in IFRAME), tables with 100% height seems
* to confuse many browsers re: the IFRAME internal height. */
if (!empty($this->_imptmp['inline']) && $node->hasAttribute('height') && $node->getAttribute('height') == '100%') {
$node->removeAttribute('height');
}
// Fall-through
// Fall-through
case 'body':
case 'td':
if ($node->hasAttribute('background')) {
$val = $node->getAttribute('background');
/* Multipart/related. */
if ($id = $this->_cidSearch($val)) {
$val = $this->getConfigParam('imp_contents')->urlView(null, 'view_attach', array('params' => array('id' => $id, 'imp_img_view' => 'data')));
$node->setAttribute('background', $val);
}
/* Block images.*/
if ($this->_imgBlock()) {
$node->setAttribute(self::IMGBLOCK, $val);
$node->setAttribute('background', $this->_imgBlockImg());
$this->_imptmp['imgblock'] = true;
}
}
break;
}
$remove = array();
foreach ($node->attributes as $val) {
/* Catch random mailto: strings in attributes that will cause
* problems with e-mail linking. */
if (stripos($val->value, 'mailto:') === 0) {
$remove[] = $val->name;
}
}
foreach ($remove as $val) {
$node->removeAttribute($val);
}
if ($node->hasAttribute('style')) {
if (strpos($node->getAttribute('style'), 'content:') !== false) {
// TODO: Figure out way to unblock?
$node->removeAttribute('style');
} elseif (!empty($this->_imptmp['cid']) || $this->_imgBlock()) {
$this->_imptmp['node'] = $node;
$style = preg_replace_callback(self::CSS_BG_PREG, array($this, '_styleCallback'), $node->getAttribute('style'), -1, $matches);
if ($matches) {
$node->setAttribute('style', $style);
}
}
}
}
