mirror of
https://github.com/ezyang/htmlpurifier.git
synced 2024-12-23 17:01:51 +00:00
90 lines
2.6 KiB
PHP
90 lines
2.6 KiB
PHP
|
<?php
|
||
|
|
||
|
/**
|
||
|
* Converts HTMLPurifier_ConfigSchema into a StringHash which can be
|
||
|
* easily saved to a file.
|
||
|
*/
|
||
|
class ConfigSchema_StringHashReverseAdapter
|
||
|
{
|
||
|
|
||
|
protected $schema;
|
||
|
|
||
|
/**
|
||
|
* @param $schema Instance of HTMLPurifier_ConfigSchema to generate
|
||
|
* string hashes from.
|
||
|
*/
|
||
|
public function __construct($schema) {
|
||
|
$this->schema = $schema;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Retrieves a string hash from a specific ID, could be a directive
|
||
|
* or a namespace.
|
||
|
* @param $ns string namespace
|
||
|
* @param $directive string directive name
|
||
|
*/
|
||
|
public function get($ns, $directive = null) {
|
||
|
$ret = array();
|
||
|
if ($directive === null) {
|
||
|
if (!isset($this->schema->info_namespace[$ns])) {
|
||
|
trigger_error("Namespace '$ns' doesn't exist in schema");
|
||
|
return;
|
||
|
}
|
||
|
$def = $this->schema->info_namespace[$ns];
|
||
|
$ret['ID'] = $ns;
|
||
|
$ret['DESCRIPTION'] = $def->description;
|
||
|
return $ret;
|
||
|
}
|
||
|
if (!isset($this->schema->info[$ns][$directive])) {
|
||
|
trigger_error("Directive '$ns.$directive' doesn't exist in schema");
|
||
|
return;
|
||
|
}
|
||
|
$def = $this->schema->info[$ns][$directive];
|
||
|
$ret['ID'] = "$ns.$directive";
|
||
|
$ret['TYPE'] = $def->type;
|
||
|
$ret['DEFAULT'] = $this->export($this->schema->defaults[$ns][$directive]);
|
||
|
$ret['DESCRIPTION'] = $def->description;
|
||
|
if ($def->allowed !== null) {
|
||
|
$ret['ALLOWED'] = $this->exportLookup($def->allowed);
|
||
|
}
|
||
|
if (!empty($def->aliases)) {
|
||
|
$ret['VALUE-ALIASES'] = $this->exportHash($def->aliases);
|
||
|
}
|
||
|
if (!empty($def->directiveAliases)) {
|
||
|
$ret['ALIASES'] = implode(', ', $def->directiveAliases);
|
||
|
}
|
||
|
return $ret;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Exports a variable into a PHP-readable format
|
||
|
*/
|
||
|
protected function export($var) {
|
||
|
return var_export($var, true);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Exports a lookup array into the form 'key1', 'key2', ...
|
||
|
*/
|
||
|
protected function exportLookup($lookup) {
|
||
|
$keys = array_map(array($this, 'export'), array_keys($lookup));
|
||
|
return implode(', ', $keys);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Exports a hash into the form 'key' => 'val',\n ...
|
||
|
*/
|
||
|
protected function exportHash($hash) {
|
||
|
$code = $this->export($hash);
|
||
|
$lines = explode("\n", $code);
|
||
|
$ret = '';
|
||
|
foreach ($lines as $line) {
|
||
|
if ($line == 'array (') continue;
|
||
|
if ($line == ')') continue;
|
||
|
$ret .= substr($line, 2) . "\n";
|
||
|
}
|
||
|
return $ret;
|
||
|
}
|
||
|
|
||
|
}
|