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mirror of https://github.com/ezyang/htmlpurifier.git synced 2025-01-03 13:21:51 +00:00

[1.7.0] Make AttrDef classes more friendly to serialization by not storing final static data in member variables

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1074 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang 2007-05-20 17:23:09 +00:00
parent 7481d349d3
commit f1ec05afd0
6 changed files with 57 additions and 73 deletions

View File

@ -8,11 +8,9 @@ require_once 'HTMLPurifier/AttrDef.php';
class HTMLPurifier_AttrDef_CSS_Color extends HTMLPurifier_AttrDef
{
/**
* Color keyword lookup table.
* @todo Extend it to include all usually allowed colors.
*/
var $colors = array(
function validate($color, $config, &$context) {
static $colors = array(
'maroon' => '#800000',
'red' => '#F00',
'orange' => '#FFA500',
@ -32,13 +30,11 @@ class HTMLPurifier_AttrDef_CSS_Color extends HTMLPurifier_AttrDef
'gray' => '#808080'
);
function validate($color, $config, &$context) {
$color = trim($color);
if (!$color) return false;
$lower = strtolower($color);
if (isset($this->colors[$lower])) return $this->colors[$lower];
if (isset($colors[$lower])) return $colors[$lower];
if ($color[0] === '#') {
// hexadecimal handling

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@ -18,18 +18,6 @@ class HTMLPurifier_AttrDef_CSS_Font extends HTMLPurifier_AttrDef
*/
var $info = array();
/**
* System font keywords.
*/
var $system_fonts = array(
'caption' => true,
'icon' => true,
'menu' => true,
'message-box' => true,
'small-caption' => true,
'status-bar' => true
);
function HTMLPurifier_AttrDef_CSS_Font($config) {
$def = $config->getCSSDefinition();
$this->info['font-style'] = $def->info['font-style'];
@ -42,13 +30,22 @@ class HTMLPurifier_AttrDef_CSS_Font extends HTMLPurifier_AttrDef
function validate($string, $config, &$context) {
static $system_fonts = array(
'caption' => true,
'icon' => true,
'menu' => true,
'message-box' => true,
'small-caption' => true,
'status-bar' => true
);
// regular pre-processing
$string = $this->parseCDATA($string);
if ($string === '') return false;
// check if it's one of the keywords
$lowercase_string = strtolower($string);
if (isset($this->system_fonts[$lowercase_string])) {
if (isset($system_fonts[$lowercase_string])) {
return $lowercase_string;
}

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@ -10,11 +10,8 @@ require_once 'HTMLPurifier/AttrDef.php';
class HTMLPurifier_AttrDef_CSS_FontFamily extends HTMLPurifier_AttrDef
{
/**
* Generic font family keywords.
* @protected
*/
var $generic_names = array(
function validate($string, $config, &$context) {
static $generic_names = array(
'serif' => true,
'sans-serif' => true,
'monospace' => true,
@ -22,7 +19,6 @@ class HTMLPurifier_AttrDef_CSS_FontFamily extends HTMLPurifier_AttrDef
'cursive' => true
);
function validate($string, $config, &$context) {
$string = $this->parseCDATA($string);
// assume that no font names contain commas in them
$fonts = explode(',', $string);
@ -31,7 +27,7 @@ class HTMLPurifier_AttrDef_CSS_FontFamily extends HTMLPurifier_AttrDef
$font = trim($font);
if ($font === '') continue;
// match a generic name
if (isset($this->generic_names[$font])) {
if (isset($generic_names[$font])) {
$final .= $font . ', ';
continue;
}

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@ -10,23 +10,19 @@ require_once 'HTMLPurifier/AttrDef.php';
class HTMLPurifier_AttrDef_CSS_TextDecoration extends HTMLPurifier_AttrDef
{
/**
* Lookup table of allowed values.
* @protected
*/
var $allowed_values = array(
function validate($string, $config, &$context) {
static $allowed_values = array(
'line-through' => true,
'overline' => true,
'underline' => true
);
function validate($string, $config, &$context) {
$string = strtolower($this->parseCDATA($string));
$parts = explode(' ', $string);
$final = '';
foreach ($parts as $part) {
if (isset($this->allowed_values[$part])) {
if (isset($allowed_values[$part])) {
$final .= $part . ' ';
}
}

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@ -26,22 +26,20 @@ HTMLPurifier_ConfigSchema::define(
class HTMLPurifier_AttrDef_HTML_LinkTypes extends HTMLPurifier_AttrDef
{
/** Lookup array of attribute names to configuration name */
var $configLookup = array(
'rel' => 'AllowedRel',
'rev' => 'AllowedRev'
);
/** Name config attribute to pull. */
var $name;
function HTMLPurifier_AttrDef_HTML_LinkTypes($name) {
if (!isset($this->configLookup[$name])) {
$configLookup = array(
'rel' => 'AllowedRel',
'rev' => 'AllowedRev'
);
if (!isset($configLookup[$name])) {
trigger_error('Unrecognized attribute name for link '.
'relationship.', E_USER_ERROR);
return;
}
$this->name = $this->configLookup[$name];
$this->name = $configLookup[$name];
}
function validate($string, $config, &$context) {

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@ -93,7 +93,6 @@ class HTMLPurifier_AttrDef_URI extends HTMLPurifier_AttrDef
{
var $host;
var $PercentEncoder;
var $embeds_resource;
/**
@ -101,12 +100,14 @@ class HTMLPurifier_AttrDef_URI extends HTMLPurifier_AttrDef
*/
function HTMLPurifier_AttrDef_URI($embeds_resource = false) {
$this->host = new HTMLPurifier_AttrDef_URI_Host();
$this->PercentEncoder = new HTMLPurifier_PercentEncoder();
$this->embeds_resource = (bool) $embeds_resource;
}
function validate($uri, $config, &$context) {
static $PercentEncoder = null;
if ($PercentEncoder === null) $PercentEncoder = new HTMLPurifier_PercentEncoder();
// We'll write stack-based parsers later, for now, use regexps to
// get things working as fast as possible (irony)
@ -116,7 +117,7 @@ class HTMLPurifier_AttrDef_URI extends HTMLPurifier_AttrDef
$uri = $this->parseCDATA($uri);
// fix up percent-encoding
$uri = $this->PercentEncoder->normalize($uri);
$uri = $PercentEncoder->normalize($uri);
// while it would be nice to use parse_url(), that's specifically
// for HTTP and thus won't work for our generic URI parsing