function validateChildren($tokens_of_children, $config, &$context)
{
$result = parent::validateChildren($tokens_of_children, $config, $context);
if ($result === false) {
return array();
}
return $result;
}
public function validateChildren($tokens_of_children, $config, $context)
{
$this->init($config);
// trick the parent class into thinking it allows more
$this->elements = $this->fake_elements;
$result = parent::validateChildren($tokens_of_children, $config, $context);
$this->elements = $this->real_elements;
if ($result === false) {
return array();
}
if ($result === true) {
$result = $tokens_of_children;
}
$def = $config->getHTMLDefinition();
$block_wrap_start = new HTMLPurifier_Token_Start($def->info_block_wrapper);
$block_wrap_end = new HTMLPurifier_Token_End($def->info_block_wrapper);
$is_inline = false;
$depth = 0;
$ret = array();
// assuming that there are no comment tokens
foreach ($result as $i => $token) {
$token = $result[$i];
// ifs are nested for readability
if (!$is_inline) {
if (!$depth) {
if ($token instanceof HTMLPurifier_Token_Text && !$token->is_whitespace || !$token instanceof HTMLPurifier_Token_Text && !isset($this->elements[$token->name])) {
$is_inline = true;
$ret[] = $block_wrap_start;
}
}
} else {
if (!$depth) {
// starting tokens have been inline text / empty
if ($token instanceof HTMLPurifier_Token_Start || $token instanceof HTMLPurifier_Token_Empty) {
if (isset($this->elements[$token->name])) {
// ended
$ret[] = $block_wrap_end;
$is_inline = false;
}
}
}
}
$ret[] = $token;
if ($token instanceof HTMLPurifier_Token_Start) {
$depth++;
}
if ($token instanceof HTMLPurifier_Token_End) {
$depth--;
}
}
if ($is_inline) {
$ret[] = $block_wrap_end;
}
return $ret;
}
public function validateChildren($tokens_of_children, $config, $context)
{
$result = parent::validateChildren($tokens_of_children, $config, $context);
if ($result === false) {
if (empty($tokens_of_children)) {
return true;
} else {
return array();
}
}
return $result;
}
public function validateChildren($tokens_of_children, $config, $context)
{
$result = parent::validateChildren($tokens_of_children, $config, $context);
// we assume that $tokens_of_children is not modified
if ($result === false) {
if (empty($tokens_of_children)) {
return true;
} elseif ($this->whitespace) {
return $tokens_of_children;
} else {
return array();
}
}
return $result;
}
/**
* @param array $children
* @param HTMLPurifier_Config $config
* @param HTMLPurifier_Context $context
* @return array
*/
public function validateChildren($children, $config, $context)
{
$this->init($config);
// trick the parent class into thinking it allows more
$this->elements = $this->fake_elements;
$result = parent::validateChildren($children, $config, $context);
$this->elements = $this->real_elements;
if ($result === false) {
return array();
}
if ($result === true) {
$result = $children;
}
$def = $config->getHTMLDefinition();
$block_wrap_name = $def->info_block_wrapper;
$block_wrap = false;
$ret = array();
foreach ($result as $node) {
if ($block_wrap === false) {
if ($node instanceof HTMLPurifier_Node_Text && !$node->is_whitespace || $node instanceof HTMLPurifier_Node_Element && !isset($this->elements[$node->name])) {
$block_wrap = new HTMLPurifier_Node_Element($def->info_block_wrapper);
$ret[] = $block_wrap;
}
} else {
if ($node instanceof HTMLPurifier_Node_Element && isset($this->elements[$node->name])) {
$block_wrap = false;
}
}
if ($block_wrap) {
$block_wrap->children[] = $node;
} else {
$ret[] = $node;
}
}
return $ret;
}
