modules['Text'] = new HTMLPurifier_HTMLModule_Text();
$this->modules['Hypertext'] = new HTMLPurifier_HTMLModule_Hypertext();
$this->modules['List'] = new HTMLPurifier_HTMLModule_List();
$this->attr_types = new HTMLPurifier_AttrTypes();
$this->attr_collection = new HTMLPurifier_AttrCollection();
}
function setup($config) {
// perform attribute collection substitutions
$this->attr_collection->setup($this->attr_types, $this->modules);
// populate content_sets based on module hints
$content_sets = array();
foreach ($this->modules as $module_i => $module) {
foreach ($module->content_sets as $key => $value) {
if (isset($content_sets[$key])) {
// add it into the existing content set
$content_sets[$key] = $content_sets[$key] . ' | ' . $value;
} else {
$content_sets[$key] = $value;
}
}
}
// perform content_set expansions
foreach ($content_sets as $i => $set) {
// only performed once, so infinite recursion is not
// a problem, you'll just have a stray $Set lying around
// at the end
$content_sets[$i] =
str_replace(
array_keys($content_sets),
array_values($content_sets),
$set);
}
// define convenient variables
$content_sets_keys = array_keys($content_sets);
$content_sets_values = array_values($content_sets);
foreach ($content_sets as $name => $set) {
$this->content_sets[$name] = $this->convertToLookup($set);
}
foreach ($this->modules as $module_i => $module) {
foreach ($module->info as $name => $def) {
$def =& $this->modules[$module_i]->info[$name];
// attribute value expansions
$this->attr_collection->performInclusions($def->attr);
$this->attr_collection->expandStringIdentifiers(
$def->attr, $this->attr_types);
// perform content model expansions
$content_model = $def->content_model;
if (is_string($content_model)) {
if (strpos($content_model, 'Inline') !== false) {
$def->descendants_are_inline = true;
}
$def->content_model = str_replace(
$content_sets_keys, $content_sets_values, $content_model);
}
// get child def from content model
$def->child = $this->getChildDef($def);
// setup info
$this->info[$name] = $def;
if ($this->info_parent == $name) {
$this->info_parent_def = $this->info[$name];
}
}
}
}
function getChildDef($def) {
$value = $def->content_model;
$type = $def->content_model_type;
switch ($type) {
case 'required':
return new HTMLPurifier_ChildDef_Required($value);
case 'optional':
return new HTMLPurifier_ChildDef_Optional($value);
case 'empty':
return new HTMLPurifier_ChildDef_Empty();
case 'strictblockquote':
return new HTMLPurifier_ChildDef_StrictBlockquote($value);
case 'table':
return new HTMLPurifier_ChildDef_Table();
case 'chameleon':
return new HTMLPurifier_ChildDef_Chameleon($value[0], $value[1]);
case 'custom':
return new HTMLPurifier_ChildDef_Custom($value);
}
if ($value) return new HTMLPurifier_ChildDef_Optional($value);
return HTMLPurifier_ChildDef_Empty();
}
function convertToLookup($string) {
$array = explode('|', str_replace(' ', '', $string));
foreach ($array as $i => $k) {
$array[$i] = true;
}
return $array;
}
}
?>