diff options
Diffstat (limited to 'vendor/ezyang/htmlpurifier/library/HTMLPurifier')
14 files changed, 130 insertions, 64 deletions
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS.php index ad2cb90ad..af6b8a05d 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS.php @@ -27,6 +27,13 @@ class HTMLPurifier_AttrDef_CSS extends HTMLPurifier_AttrDef $definition = $config->getCSSDefinition(); $allow_duplicates = $config->get("CSS.AllowDuplicates"); + $universal_attrdef = new HTMLPurifier_AttrDef_Enum( + array( + 'initial', + 'inherit', + 'unset', + ) + ); // According to the CSS2.1 spec, the places where a // non-delimiting semicolon can appear are in strings @@ -96,16 +103,13 @@ class HTMLPurifier_AttrDef_CSS extends HTMLPurifier_AttrDef if (!$ok) { continue; } - // inefficient call, since the validator will do this again - if (strtolower(trim($value)) !== 'inherit') { - // inherit works for everything (but only on the base property) + $result = $universal_attrdef->validate($value, $config, $context); + if ($result === false) { $result = $definition->info[$property]->validate( $value, $config, $context ); - } else { - $result = 'inherit'; } if ($result === false) { continue; diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Ratio.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Ratio.php new file mode 100644 index 000000000..e08e2c496 --- /dev/null +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Ratio.php @@ -0,0 +1,46 @@ +<?php + +/** + * Validates a ratio as defined by the CSS spec. + */ +class HTMLPurifier_AttrDef_CSS_Ratio extends HTMLPurifier_AttrDef +{ + /** + * @param string $ratio Ratio to validate + * @param HTMLPurifier_Config $config Configuration options + * @param HTMLPurifier_Context $context Context + * + * @return string|boolean + * + * @warning Some contexts do not pass $config, $context. These + * variables should not be used without checking HTMLPurifier_Length + */ + public function validate($ratio, $config, $context) + { + $ratio = $this->parseCDATA($ratio); + + $parts = explode('/', $ratio, 2); + $length = count($parts); + + if ($length < 1 || $length > 2) { + return false; + } + + $num = new \HTMLPurifier_AttrDef_CSS_Number(); + + if ($length === 1) { + return $num->validate($parts[0], $config, $context); + } + + $num1 = $num->validate($parts[0], $config, $context); + $num2 = $num->validate($parts[1], $config, $context); + + if ($num1 === false || $num2 === false) { + return false; + } + + return $num1 . '/' . $num2; + } +} + +// vim: et sw=4 sts=4 diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/URI/Host.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/URI/Host.php index ddc5dfbea..17a97c1ec 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/URI/Host.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/URI/Host.php @@ -63,24 +63,18 @@ class HTMLPurifier_AttrDef_URI_Host extends HTMLPurifier_AttrDef // This doesn't match I18N domain names, but we don't have proper IRI support, // so force users to insert Punycode. - // There is not a good sense in which underscores should be - // allowed, since it's technically not! (And if you go as - // far to allow everything as specified by the DNS spec... - // well, that's literally everything, modulo some space limits - // for the components and the overall name (which, by the way, - // we are NOT checking!). So we (arbitrarily) decide this: - // let's allow underscores wherever we would have allowed - // hyphens, if they are enabled. This is a pretty good match - // for browser behavior, for example, a large number of browsers - // cannot handle foo_.example.com, but foo_bar.example.com is - // fairly well supported. + // Underscores defined as Unreserved Characters in RFC 3986 are + // allowed in a URI. There are cases where we want to consider a + // URI containing "_" such as "_dmarc.example.com". + // Underscores are not allowed in the default. If you want to + // allow it, set Core.AllowHostnameUnderscore to true. $underscore = $config->get('Core.AllowHostnameUnderscore') ? '_' : ''; // Based off of RFC 1738, but amended so that // as per RFC 3696, the top label need only not be all numeric. // The productions describing this are: $a = '[a-z]'; // alpha - $an = '[a-z0-9]'; // alphanum + $an = "[a-z0-9$underscore]"; // alphanum $and = "[a-z0-9-$underscore]"; // alphanum | "-" // domainlabel = alphanum | alphanum *( alphanum | "-" ) alphanum $domainlabel = "$an(?:$and*$an)?"; diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/CSSDefinition.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/CSSDefinition.php index 1bc419c53..3732c076a 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/CSSDefinition.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/CSSDefinition.php @@ -116,8 +116,6 @@ class HTMLPurifier_CSSDefinition extends HTMLPurifier_Definition 'auto', 'cover', 'contain', - 'initial', - 'inherit', ] ), new HTMLPurifier_AttrDef_CSS_Percentage(), @@ -236,21 +234,20 @@ class HTMLPurifier_CSSDefinition extends HTMLPurifier_Definition [ new HTMLPurifier_AttrDef_CSS_Length('0'), new HTMLPurifier_AttrDef_CSS_Percentage(true), - new HTMLPurifier_AttrDef_Enum(['auto', 'initial', 'inherit']) + new HTMLPurifier_AttrDef_Enum(['auto']) ] ); $trusted_min_wh = new HTMLPurifier_AttrDef_CSS_Composite( [ new HTMLPurifier_AttrDef_CSS_Length('0'), new HTMLPurifier_AttrDef_CSS_Percentage(true), - new HTMLPurifier_AttrDef_Enum(['initial', 'inherit']) ] ); $trusted_max_wh = new HTMLPurifier_AttrDef_CSS_Composite( [ new HTMLPurifier_AttrDef_CSS_Length('0'), new HTMLPurifier_AttrDef_CSS_Percentage(true), - new HTMLPurifier_AttrDef_Enum(['none', 'initial', 'inherit']) + new HTMLPurifier_AttrDef_Enum(['none']) ] ); $max = $config->get('CSS.MaxImgLength'); @@ -278,12 +275,7 @@ class HTMLPurifier_CSSDefinition extends HTMLPurifier_Definition new HTMLPurifier_AttrDef_Switch( 'img', // For img tags: - new HTMLPurifier_AttrDef_CSS_Composite( - [ - new HTMLPurifier_AttrDef_CSS_Length('0', $max), - new HTMLPurifier_AttrDef_Enum(['initial', 'inherit']) - ] - ), + new HTMLPurifier_AttrDef_CSS_Length('0', $max), // For everyone else: $trusted_min_wh ); @@ -297,22 +289,29 @@ class HTMLPurifier_CSSDefinition extends HTMLPurifier_Definition new HTMLPurifier_AttrDef_CSS_Composite( [ new HTMLPurifier_AttrDef_CSS_Length('0', $max), - new HTMLPurifier_AttrDef_Enum(['none', 'initial', 'inherit']) + new HTMLPurifier_AttrDef_Enum(['none']) ] ), // For everyone else: $trusted_max_wh ); + $this->info['aspect-ratio'] = new HTMLPurifier_AttrDef_CSS_Multiple( + new HTMLPurifier_AttrDef_CSS_Composite([ + new HTMLPurifier_AttrDef_CSS_Ratio(), + new HTMLPurifier_AttrDef_Enum(['auto']), + ]) + ); + // text-decoration and related shorthands $this->info['text-decoration'] = new HTMLPurifier_AttrDef_CSS_TextDecoration(); $this->info['text-decoration-line'] = new HTMLPurifier_AttrDef_Enum( - ['none', 'underline', 'overline', 'line-through', 'initial', 'inherit'] + ['none', 'underline', 'overline', 'line-through'] ); $this->info['text-decoration-style'] = new HTMLPurifier_AttrDef_Enum( - ['solid', 'double', 'dotted', 'dashed', 'wavy', 'initial', 'inherit'] + ['solid', 'double', 'dotted', 'dashed', 'wavy'] ); $this->info['text-decoration-color'] = new HTMLPurifier_AttrDef_CSS_Color(); @@ -320,7 +319,7 @@ class HTMLPurifier_CSSDefinition extends HTMLPurifier_Definition $this->info['text-decoration-thickness'] = new HTMLPurifier_AttrDef_CSS_Composite([ new HTMLPurifier_AttrDef_CSS_Length(), new HTMLPurifier_AttrDef_CSS_Percentage(), - new HTMLPurifier_AttrDef_Enum(['auto', 'from-font', 'initial', 'inherit']) + new HTMLPurifier_AttrDef_Enum(['auto', 'from-font']) ]); $this->info['font-family'] = new HTMLPurifier_AttrDef_CSS_FontFamily(); diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ChildDef/Table.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ChildDef/Table.php index 67c7e9535..d92205b32 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ChildDef/Table.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ChildDef/Table.php @@ -190,6 +190,9 @@ class HTMLPurifier_ChildDef_Table extends HTMLPurifier_ChildDef $current_tr_tbody = null; foreach($content as $node) { + if (!isset($node->name)) { + continue; + } switch ($node->name) { case 'tbody': $current_tr_tbody = null; diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Config.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Config.php index f7511ca41..e6566e802 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Config.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Config.php @@ -21,7 +21,7 @@ class HTMLPurifier_Config * HTML Purifier's version * @type string */ - public $version = '4.17.0'; + public $version = '4.18.0'; /** * Whether or not to automatically finalize diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ConfigSchema/schema.ser b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ConfigSchema/schema.ser index a5426c736..3cd756bee 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ConfigSchema/schema.ser +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ConfigSchema/schema.ser @@ -1 +1 @@ -O:25:"HTMLPurifier_ConfigSchema":3:{s:8:"defaults";a:127:{s:19:"Attr.AllowedClasses";N;s:24:"Attr.AllowedFrameTargets";a:0:{}s:15:"Attr.AllowedRel";a:0:{}s:15:"Attr.AllowedRev";a:0:{}s:18:"Attr.ClassUseCDATA";N;s:20:"Attr.DefaultImageAlt";N;s:24:"Attr.DefaultInvalidImage";s:0:"";s:27:"Attr.DefaultInvalidImageAlt";s:13:"Invalid 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diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ConfigSchema/schema/Core.RemoveBlanks.txt b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ConfigSchema/schema/Core.RemoveBlanks.txt new file mode 100644 index 000000000..95e5285ca --- /dev/null +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ConfigSchema/schema/Core.RemoveBlanks.txt @@ -0,0 +1,10 @@ +Core.RemoveBlanks +TYPE: bool +DEFAULT: false +VERSION: 4.18 +--DESCRIPTION-- +<p> + If set to true, blank nodes will be removed. This can be useful for maintaining + backwards compatibility when upgrading from previous versions of PHP. +</p> +--# vim: et sw=4 sts=4 diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/EntityParser.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/EntityParser.php index 3ef2d09ec..0f2b83dc8 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/EntityParser.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/EntityParser.php @@ -116,8 +116,8 @@ class HTMLPurifier_EntityParser protected function entityCallback($matches) { $entity = $matches[0]; - $hex_part = @$matches[1]; - $dec_part = @$matches[2]; + $hex_part = isset($matches[1]) ? $matches[1] : null; + $dec_part = isset($matches[2]) ? $matches[2] : null; $named_part = empty($matches[3]) ? (empty($matches[4]) ? "" : $matches[4]) : $matches[3]; if ($hex_part !== NULL && $hex_part !== "") { return HTMLPurifier_Encoder::unichr(hexdec($hex_part)); diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Filter/ExtractStyleBlocks.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Filter/ExtractStyleBlocks.php index 6f8e7790e..e7e3cac1a 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Filter/ExtractStyleBlocks.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Filter/ExtractStyleBlocks.php @@ -54,6 +54,11 @@ class HTMLPurifier_Filter_ExtractStyleBlocks extends HTMLPurifier_Filter */ private $_enum_attrdef; + /** + * @type HTMLPurifier_AttrDef_Enum + */ + private $_universal_attrdef; + public function __construct() { $this->_tidy = new csstidy(); @@ -70,6 +75,13 @@ class HTMLPurifier_Filter_ExtractStyleBlocks extends HTMLPurifier_Filter 'focus' ) ); + $this->_universal_attrdef = new HTMLPurifier_AttrDef_Enum( + array( + 'initial', + 'inherit', + 'unset', + ) + ); } /** @@ -307,6 +319,11 @@ class HTMLPurifier_Filter_ExtractStyleBlocks extends HTMLPurifier_Filter unset($style[$name]); continue; } + $uni_ret = $this->_universal_attrdef->validate($value, $config, $context); + if ($uni_ret !== false) { + $style[$name] = $uni_ret; + continue; + } $def = $css_definition->info[$name]; $ret = $def->validate($value, $config, $context); if ($ret === false) { diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule/Iframe.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule/Iframe.php index f7e7c91c0..71dfc7744 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule/Iframe.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule/Iframe.php @@ -28,22 +28,28 @@ class HTMLPurifier_HTMLModule_Iframe extends HTMLPurifier_HTMLModule if ($config->get('HTML.SafeIframe')) { $this->safe = true; } + $attrs = array( + 'src' => 'URI#embedded', + 'width' => 'Length', + 'height' => 'Length', + 'name' => 'ID', + 'scrolling' => 'Enum#yes,no,auto', + 'frameborder' => 'Enum#0,1', + 'longdesc' => 'URI', + 'marginheight' => 'Pixels', + 'marginwidth' => 'Pixels', + ); + + if ($config->get('HTML.Trusted')) { + $attrs['allowfullscreen'] = 'Bool#allowfullscreen'; + } + $this->addElement( 'iframe', 'Inline', 'Flow', 'Common', - array( - 'src' => 'URI#embedded', - 'width' => 'Length', - 'height' => 'Length', - 'name' => 'ID', - 'scrolling' => 'Enum#yes,no,auto', - 'frameborder' => 'Enum#0,1', - 'longdesc' => 'URI', - 'marginheight' => 'Pixels', - 'marginwidth' => 'Pixels', - ) + $attrs ); } } diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer.php index 1f552a17a..fe87fa4ba 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer.php @@ -270,20 +270,6 @@ class HTMLPurifier_Lexer } /** - * Special Internet Explorer conditional comments should be removed. - * @param string $string HTML string to process. - * @return string HTML with conditional comments removed. - */ - protected static function removeIEConditional($string) - { - return preg_replace( - '#<!--\[if [^>]+\]>.*?<!\[endif\]-->#si', // probably should generalize for all strings - '', - $string - ); - } - - /** * Callback function for escapeCDATA() that does the work. * * @warning Though this is public in order to let the callback happen, @@ -323,8 +309,6 @@ class HTMLPurifier_Lexer // escape CDATA $html = $this->escapeCDATA($html); - $html = $this->removeIEConditional($html); - // extract body from document if applicable if ($config->get('Core.ConvertDocumentToFragment')) { $e = false; diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/DOMLex.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/DOMLex.php index 5e8104be9..7d579837c 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/DOMLex.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer/DOMLex.php @@ -72,6 +72,9 @@ class HTMLPurifier_Lexer_DOMLex extends HTMLPurifier_Lexer if ($config->get('Core.AllowParseManyTags') && defined('LIBXML_PARSEHUGE')) { $options |= LIBXML_PARSEHUGE; } + if ($config->get('Core.RemoveBlanks') && defined('LIBXML_NOBLANKS')) { + $options |= LIBXML_NOBLANKS; + } set_error_handler(array($this, 'muteErrorHandler')); // loadHTML() fails on PHP 5.3 when second parameter is given diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Token/Tag.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Token/Tag.php index d643fa64e..dcf365589 100644 --- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Token/Tag.php +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Token/Tag.php @@ -44,7 +44,7 @@ abstract class HTMLPurifier_Token_Tag extends HTMLPurifier_Token $this->name = ctype_lower($name) ? $name : strtolower($name); foreach ($attr as $key => $value) { // normalization only necessary when key is not lowercase - if (!ctype_lower($key)) { + if (!ctype_lower((string)$key)) { $new_key = strtolower($key); if (!isset($attr[$new_key])) { $attr[$new_key] = $attr[$key]; |