本文整理汇总了PHP中HTMLPurifier_Generator类的典型用法代码示例。如果您正苦于以下问题：PHP HTMLPurifier_Generator类的具体用法？PHP HTMLPurifier_Generator怎么用？PHP HTMLPurifier_Generator使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了HTMLPurifier_Generator类的12个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的PHP代码示例。
示例1: truncateHtml
protected static function truncateHtml($string, $count, $suffix, $wordsPerLine, $encoding)
{
$config = \HTMLPurifier_Config::create(null);
$config->set('Cache.SerializerPath', \Yii::$app->getRuntimePath());
$lexer = \HTMLPurifier_Lexer::create($config);
$tokens = $lexer->tokenizeHTML($string, $config, null);
$openTokens = 0;
$totalCount = 0;
$truncated = [];
foreach ($tokens as $token) {
if ($token instanceof \HTMLPurifier_Token_Start) {
//Tag begins
$openTokens++;
$truncated[] = $token;
} elseif ($token instanceof \HTMLPurifier_Token_Text && $totalCount <= $count) {
//Text
if (false === $encoding) {
$token->data = self::truncateWords($token->data, ($count - $totalCount) * $wordsPerLine, '');
$currentWords = str_word_count($token->data);
} else {
$token->data = self::truncate($token->data, ($count - $totalCount) * $wordsPerLine, '', $encoding) . ' ';
$currentWords = mb_strlen($token->data, $encoding);
}
//$totalCount += $currentWords;
if (!$token->is_whitespace) {
$totalCount += intval(ceil($currentWords / $wordsPerLine));
}
//turn into lines
if (1 === $currentWords) {
$token->data = ' ' . $token->data;
}
$truncated[] = $token;
} elseif ($token instanceof \HTMLPurifier_Token_End) {
//Tag ends
$openTokens--;
$truncated[] = $token;
} elseif ($token instanceof \HTMLPurifier_Token_Empty) {
//Self contained tags, i.e. <img/> etc.
if ($token->name == 'img') {
//filter img tag
} else {
$truncated[] = $token;
}
}
if (0 === $openTokens && $totalCount >= $count) {
break;
}
}
$context = new \HTMLPurifier_Context();
$generator = new \HTMLPurifier_Generator($config, $context);
return $generator->generateFromTokens($truncated) . $suffix;
}
开发者ID:gouchaoer，项目名称:yii2-starter-kit，代码行数:52，代码来源:StringHelper.php
示例2: execute
/**
* @param HTMLPurifier_Token[] $tokens
* @param HTMLPurifier_Config $config
* @param HTMLPurifier_Context $context
* @return array|HTMLPurifier_Token[]
*/
public function execute($tokens, $config, $context)
{
$definition = $config->getHTMLDefinition();
$generator = new HTMLPurifier_Generator($config, $context);
$result = array();
$escape_invalid_tags = $config->get('Core.EscapeInvalidTags');
$remove_invalid_img = $config->get('Core.RemoveInvalidImg');
// currently only used to determine if comments should be kept
$trusted = $config->get('HTML.Trusted');
$comment_lookup = $config->get('HTML.AllowedComments');
$comment_regexp = $config->get('HTML.AllowedCommentsRegexp');
$check_comments = $comment_lookup !== array() || $comment_regexp !== null;
$remove_script_contents = $config->get('Core.RemoveScriptContents');
$hidden_elements = $config->get('Core.HiddenElements');
// remove script contents compatibility
if ($remove_script_contents === true) {
$hidden_elements['script'] = true;
} elseif ($remove_script_contents === false && isset($hidden_elements['script'])) {
unset($hidden_elements['script']);
}
$attr_validator = new HTMLPurifier_AttrValidator();
// removes tokens until it reaches a closing tag with its value
$remove_until = false;
// converts comments into text tokens when this is equal to a tag name
$textify_comments = false;
$token = false;
$context->register('CurrentToken', $token);
$e = false;
if ($config->get('Core.CollectErrors')) {
$e =& $context->get('ErrorCollector');
}
foreach ($tokens as $token) {
if ($remove_until) {
if (empty($token->is_tag) || $token->name !== $remove_until) {
continue;
}
}
if (!empty($token->is_tag)) {
// DEFINITION CALL
// before any processing, try to transform the element
if (isset($definition->info_tag_transform[$token->name])) {
$original_name = $token->name;
// there is a transformation for this tag
// DEFINITION CALL
$token = $definition->info_tag_transform[$token->name]->transform($token, $config, $context);
if ($e) {
$e->send(E_NOTICE, 'Strategy_RemoveForeignElements: Tag transform', $original_name);
}
}
if (isset($definition->info[$token->name])) {
// mostly everything's good, but
// we need to make sure required attributes are in order
if (($token instanceof HTMLPurifier_Token_Start || $token instanceof HTMLPurifier_Token_Empty) && $definition->info[$token->name]->required_attr && ($token->name != 'img' || $remove_invalid_img)) {
$attr_validator->validateToken($token, $config, $context);
$ok = true;
foreach ($definition->info[$token->name]->required_attr as $name) {
if (!isset($token->attr[$name])) {
$ok = false;
break;
}
}
if (!$ok) {
if ($e) {
$e->send(E_ERROR, 'Strategy_RemoveForeignElements: Missing required attribute', $name);
}
continue;
}
$token->armor['ValidateAttributes'] = true;
}
if (isset($hidden_elements[$token->name]) && $token instanceof HTMLPurifier_Token_Start) {
$textify_comments = $token->name;
} elseif ($token->name === $textify_comments && $token instanceof HTMLPurifier_Token_End) {
$textify_comments = false;
}
} elseif ($escape_invalid_tags) {
// invalid tag, generate HTML representation and insert in
if ($e) {
$e->send(E_WARNING, 'Strategy_RemoveForeignElements: Foreign element to text');
}
$token = new HTMLPurifier_Token_Text($generator->generateFromToken($token));
} else {
// check if we need to destroy all of the tag's children
// CAN BE GENERICIZED
if (isset($hidden_elements[$token->name])) {
if ($token instanceof HTMLPurifier_Token_Start) {
$remove_until = $token->name;
} elseif ($token instanceof HTMLPurifier_Token_Empty) {
// do nothing: we're still looking
} else {
$remove_until = false;
}
if ($e) {
$e->send(E_ERROR, 'Strategy_RemoveForeignElements: Foreign meta element removed');
}
//.........这里部分代码省略.........
开发者ID:dingdong2310，项目名称:g5_theme，代码行数:101，代码来源:HTMLPurifier.standalone.php
示例3: assertGeneration
protected function assertGeneration($tokens, $expect)
{
$generator = new HTMLPurifier_Generator($this->config, $this->context);
$result = $generator->generateFromTokens($tokens);
$this->assertIdentical($expect, $result);
}
开发者ID:Jaaviieer，项目名称:PrograWeb，代码行数:6，代码来源:GeneratorTest.php
示例4: execute
function execute($tokens, $config, &$context)
{
$definition = $config->getHTMLDefinition();
$generator = new HTMLPurifier_Generator();
$result = array();
$escape_invalid_tags = $config->get('Core', 'EscapeInvalidTags');
$remove_invalid_img = $config->get('Core', 'RemoveInvalidImg');
$remove_script_contents = $config->get('Core', 'RemoveScriptContents');
$hidden_elements = $config->get('Core', 'HiddenElements');
// remove script contents compatibility
if ($remove_script_contents === true) {
$hidden_elements['script'] = true;
} elseif ($remove_script_contents === false && isset($hidden_elements['script'])) {
unset($hidden_elements['script']);
}
$attr_validator = new HTMLPurifier_AttrValidator();
// removes tokens until it reaches a closing tag with its value
$remove_until = false;
// converts comments into text tokens when this is equal to a tag name
$textify_comments = false;
$token = false;
$context->register('CurrentToken', $token);
$e = false;
if ($config->get('Core', 'CollectErrors')) {
$e =& $context->get('ErrorCollector');
}
foreach ($tokens as $token) {
if ($remove_until) {
if (empty($token->is_tag) || $token->name !== $remove_until) {
continue;
}
}
if (!empty($token->is_tag)) {
// DEFINITION CALL
// before any processing, try to transform the element
if (isset($definition->info_tag_transform[$token->name])) {
$original_name = $token->name;
// there is a transformation for this tag
// DEFINITION CALL
$token = $definition->info_tag_transform[$token->name]->transform($token, $config, $context);
if ($e) {
$e->send(E_NOTICE, 'Strategy_RemoveForeignElements: Tag transform', $original_name);
}
}
if (isset($definition->info[$token->name])) {
// mostly everything's good, but
// we need to make sure required attributes are in order
if (($token->type === 'start' || $token->type === 'empty') && $definition->info[$token->name]->required_attr && ($token->name != 'img' || $remove_invalid_img)) {
$attr_validator->validateToken($token, $config, $context);
$ok = true;
foreach ($definition->info[$token->name]->required_attr as $name) {
if (!isset($token->attr[$name])) {
$ok = false;
break;
}
}
if (!$ok) {
if ($e) {
$e->send(E_ERROR, 'Strategy_RemoveForeignElements: Missing required attribute', $name);
}
continue;
}
$token->armor['ValidateAttributes'] = true;
}
if (isset($hidden_elements[$token->name]) && $token->type == 'start') {
$textify_comments = $token->name;
} elseif ($token->name === $textify_comments && $token->type == 'end') {
$textify_comments = false;
}
} elseif ($escape_invalid_tags) {
// invalid tag, generate HTML representation and insert in
if ($e) {
$e->send(E_WARNING, 'Strategy_RemoveForeignElements: Foreign element to text');
}
$token = new HTMLPurifier_Token_Text($generator->generateFromToken($token, $config, $context));
} else {
// check if we need to destroy all of the tag's children
// CAN BE GENERICIZED
if (isset($hidden_elements[$token->name])) {
if ($token->type == 'start') {
$remove_until = $token->name;
} elseif ($token->type == 'empty') {
// do nothing: we're still looking
} else {
$remove_until = false;
}
if ($e) {
$e->send(E_ERROR, 'Strategy_RemoveForeignElements: Foreign meta element removed');
}
} else {
if ($e) {
$e->send(E_ERROR, 'Strategy_RemoveForeignElements: Foreign element removed');
}
}
continue;
}
} elseif ($token->type == 'comment') {
// textify comments in script tags when they are allowed
if ($textify_comments !== false) {
$data = $token->data;
//.........这里部分代码省略.........
开发者ID:fferriere，项目名称:web，代码行数:101，代码来源:RemoveForeignElements.php
示例5: truncateHtml
/**
* Truncate a string while preserving the HTML.
*
* @param string $string The string to truncate
* @param integer $count
* @param string $suffix String to append to the end of the truncated string.
* @param string|boolean $encoding
* @return string
* @since 2.0.1
*/
protected static function truncateHtml($string, $count, $suffix, $encoding = false)
{
$config = \HTMLPurifier_Config::create(null);
$lexer = \HTMLPurifier_Lexer::create($config);
$tokens = $lexer->tokenizeHTML($string, $config, null);
$openTokens = 0;
$totalCount = 0;
$truncated = [];
foreach ($tokens as $token) {
if ($token instanceof \HTMLPurifier_Token_Start) {
//Tag begins
$openTokens++;
$truncated[] = $token;
} else {
if ($token instanceof \HTMLPurifier_Token_Text && $totalCount <= $count) {
//Text
if (false === $encoding) {
$token->data = self::truncateWords($token->data, $count - $totalCount, '');
$currentCount = str_word_count($token->data);
} else {
$token->data = self::truncate($token->data, $count - $totalCount, '', $encoding) . ' ';
$currentCount = mb_strlen($token->data, $encoding);
}
$totalCount += $currentCount;
if (1 === $currentCount) {
$token->data = ' ' . $token->data;
}
$truncated[] = $token;
} else {
if ($token instanceof \HTMLPurifier_Token_End) {
//Tag ends
$openTokens--;
$truncated[] = $token;
} else {
if ($token instanceof \HTMLPurifier_Token_Empty) {
//Self contained tags, i.e. <img/> etc.
$truncated[] = $token;
}
}
}
}
if (0 === $openTokens && $totalCount >= $count) {
break;
}
}
$context = new \HTMLPurifier_Context();
$generator = new \HTMLPurifier_Generator($config, $context);
return $generator->generateFromTokens($truncated) . $suffix;
}
开发者ID:aoopvn，项目名称:EduSec4.0.0，代码行数:59，代码来源:BaseStringHelper.php
示例6: execute
public function execute($tokens, $config, $context)
{
$definition = $config->getHTMLDefinition();
// local variables
$generator = new HTMLPurifier_Generator($config, $context);
$escape_invalid_tags = $config->get('Core.EscapeInvalidTags');
$e = $context->get('ErrorCollector', true);
$t = false;
// token index
$i = false;
// injector index
$token = false;
// the current token
$reprocess = false;
// whether or not to reprocess the same token
$stack = array();
// member variables
$this->stack =& $stack;
$this->t =& $t;
$this->tokens =& $tokens;
$this->config = $config;
$this->context = $context;
// context variables
$context->register('CurrentNesting', $stack);
$context->register('InputIndex', $t);
$context->register('InputTokens', $tokens);
$context->register('CurrentToken', $token);
// -- begin INJECTOR --
$this->injectors = array();
$injectors = $config->getBatch('AutoFormat');
$def_injectors = $definition->info_injector;
$custom_injectors = $injectors['Custom'];
unset($injectors['Custom']);
// special case
foreach ($injectors as $injector => $b) {
// XXX: Fix with a legitimate lookup table of enabled filters
if (strpos($injector, '.') !== false) {
continue;
}
$injector = "HTMLPurifier_Injector_{$injector}";
if (!$b) {
continue;
}
$this->injectors[] = new $injector();
}
foreach ($def_injectors as $injector) {
// assumed to be objects
$this->injectors[] = $injector;
}
foreach ($custom_injectors as $injector) {
if (is_string($injector)) {
$injector = "HTMLPurifier_Injector_{$injector}";
$injector = new $injector();
}
$this->injectors[] = $injector;
}
// give the injectors references to the definition and context
// variables for performance reasons
foreach ($this->injectors as $ix => $injector) {
$error = $injector->prepare($config, $context);
if (!$error) {
continue;
}
array_splice($this->injectors, $ix, 1);
// rm the injector
trigger_error("Cannot enable {$injector->name} injector because {$error} is not allowed", E_USER_WARNING);
}
// -- end INJECTOR --
// a note on punting:
// In order to reduce code duplication, whenever some code needs
// to make HTML changes in order to make things "correct", the
// new HTML gets sent through the purifier, regardless of its
// status. This means that if we add a start token, because it
// was totally necessary, we don't have to update nesting; we just
// punt ($reprocess = true; continue;) and it does that for us.
// isset is in loop because $tokens size changes during loop exec
for ($t = 0; $t == 0 || isset($tokens[$t - 1]); $reprocess ? $reprocess = false : $t++) {
// check for a rewind
if (is_int($i) && $i >= 0) {
// possibility: disable rewinding if the current token has a
// rewind set on it already. This would offer protection from
// infinite loop, but might hinder some advanced rewinding.
$rewind_to = $this->injectors[$i]->getRewind();
if (is_int($rewind_to) && $rewind_to < $t) {
if ($rewind_to < 0) {
$rewind_to = 0;
}
while ($t > $rewind_to) {
$t--;
$prev = $tokens[$t];
// indicate that other injectors should not process this token,
// but we need to reprocess it
unset($prev->skip[$i]);
$prev->rewind = $i;
if ($prev instanceof HTMLPurifier_Token_Start) {
array_pop($this->stack);
} elseif ($prev instanceof HTMLPurifier_Token_End) {
$this->stack[] = $prev->start;
}
}
//.........这里部分代码省略.........
开发者ID:hiwilson，项目名称:gallery3，代码行数:101，代码来源:MakeWellFormed.php
示例7: execute
public function execute($tokens, $config, $context)
{
$definition = $config->getHTMLDefinition();
// local variables
$result = array();
$generator = new HTMLPurifier_Generator();
$escape_invalid_tags = $config->get('Core', 'EscapeInvalidTags');
$e = $context->get('ErrorCollector', true);
// member variables
$this->currentNesting = array();
$this->inputIndex = false;
$this->inputTokens =& $tokens;
$this->outputTokens =& $result;
// context variables
$context->register('CurrentNesting', $this->currentNesting);
$context->register('InputIndex', $this->inputIndex);
$context->register('InputTokens', $tokens);
// -- begin INJECTOR --
$this->injectors = array();
$injectors = $config->getBatch('AutoFormat');
$custom_injectors = $injectors['Custom'];
unset($injectors['Custom']);
// special case
foreach ($injectors as $injector => $b) {
$injector = "HTMLPurifier_Injector_{$injector}";
if (!$b) {
continue;
}
$this->injectors[] = new $injector();
}
foreach ($custom_injectors as $injector) {
if (is_string($injector)) {
$injector = "HTMLPurifier_Injector_{$injector}";
$injector = new $injector();
}
$this->injectors[] = $injector;
}
// array index of the injector that resulted in an array
// substitution. This enables processTokens() to know which
// injectors are affected by the added tokens and which are
// not (namely, the ones after the current injector are not
// affected)
$this->currentInjector = false;
// give the injectors references to the definition and context
// variables for performance reasons
foreach ($this->injectors as $i => $injector) {
$error = $injector->prepare($config, $context);
if (!$error) {
continue;
}
array_splice($this->injectors, $i, 1);
// rm the injector
trigger_error("Cannot enable {$injector->name} injector because {$error} is not allowed", E_USER_WARNING);
}
// warning: most foreach loops follow the convention $i => $injector.
// Don't define these as loop-wide variables, please!
// -- end INJECTOR --
$token = false;
$context->register('CurrentToken', $token);
// isset is in loop because $tokens size changes during loop exec
for ($this->inputIndex = 0; isset($tokens[$this->inputIndex]); $this->inputIndex++) {
// if all goes well, this token will be passed through unharmed
$token = $tokens[$this->inputIndex];
//printTokens($tokens, $this->inputIndex);
foreach ($this->injectors as $injector) {
if ($injector->skip > 0) {
$injector->skip--;
}
}
// quick-check: if it's not a tag, no need to process
if (empty($token->is_tag)) {
if ($token->type === 'text') {
// injector handler code; duplicated for performance reasons
foreach ($this->injectors as $i => $injector) {
if (!$injector->skip) {
$injector->handleText($token);
}
if (is_array($token)) {
$this->currentInjector = $i;
break;
}
}
}
$this->processToken($token, $config, $context);
continue;
}
$info = $definition->info[$token->name]->child;
// quick tag checks: anything that's *not* an end tag
$ok = false;
if ($info->type == 'empty' && $token->type == 'start') {
// test if it claims to be a start tag but is empty
$token = new HTMLPurifier_Token_Empty($token->name, $token->attr);
$ok = true;
} elseif ($info->type != 'empty' && $token->type == 'empty') {
// claims to be empty but really is a start tag
$token = array(new HTMLPurifier_Token_Start($token->name, $token->attr), new HTMLPurifier_Token_End($token->name));
$ok = true;
} elseif ($token->type == 'empty') {
// real empty token
$ok = true;
//.........这里部分代码省略.........
开发者ID:jbzdak，项目名称:wikidot，代码行数:101，代码来源:MakeWellFormed.php
示例8: validateChildren
public function validateChildren($tokens_of_children, $config, $context)
{
// Flag for subclasses
$this->whitespace = false;
// if there are no tokens, delete parent node
if (empty($tokens_of_children)) {
return false;
}
// the new set of children
$result = array();
// current depth into the nest
$nesting = 0;
// whether or not we're deleting a node
$is_deleting = false;
// whether or not parsed character data is allowed
// this controls whether or not we silently drop a tag
// or generate escaped HTML from it
$pcdata_allowed = isset($this->elements['#PCDATA']);
// a little sanity check to make sure it's not ALL whitespace
$all_whitespace = true;
// some configuration
$escape_invalid_children = $config->get('Core', 'EscapeInvalidChildren');
// generator
$gen = new HTMLPurifier_Generator($config, $context);
foreach ($tokens_of_children as $token) {
if (!empty($token->is_whitespace)) {
$result[] = $token;
continue;
}
$all_whitespace = false;
// phew, we're not talking about whitespace
$is_child = $nesting == 0;
if ($token instanceof HTMLPurifier_Token_Start) {
$nesting++;
} elseif ($token instanceof HTMLPurifier_Token_End) {
$nesting--;
}
if ($is_child) {
$is_deleting = false;
if (!isset($this->elements[$token->name])) {
$is_deleting = true;
if ($pcdata_allowed && $token instanceof HTMLPurifier_Token_Text) {
$result[] = $token;
} elseif ($pcdata_allowed && $escape_invalid_children) {
$result[] = new HTMLPurifier_Token_Text($gen->generateFromToken($token));
}
continue;
}
}
if (!$is_deleting || $pcdata_allowed && $token instanceof HTMLPurifier_Token_Text) {
$result[] = $token;
} elseif ($pcdata_allowed && $escape_invalid_children) {
$result[] = new HTMLPurifier_Token_Text($gen->generateFromToken($token));
} else {
// drop silently
}
}
if (empty($result)) {
return false;
}
if ($all_whitespace) {
$this->whitespace = true;
return false;
}
if ($tokens_of_children == $result) {
return true;
}
return $result;
}
开发者ID:BackupTheBerlios，项目名称:oos-svn，代码行数:69，代码来源:Required.php
示例9: printTokens
/**
* Debugging function that prints tokens in a user-friendly manner.
*/
function printTokens($tokens, $index = null)
{
$string = '<pre>';
$generator = new HTMLPurifier_Generator(HTMLPurifier_Config::createDefault(), new HTMLPurifier_Context());
foreach ($tokens as $i => $token) {
if ($index === $i) {
$string .= '[<strong>';
}
$string .= "<sup>{$i}</sup>";
$string .= $generator->escape($generator->generateFromToken($token));
if ($index === $i) {
$string .= '</strong>]';
}
}
$string .= '</pre>';
echo $string;
}
开发者ID:laiello，项目名称:lion-framework，代码行数:20，代码来源:common.php
示例10: generate
/**
* Generate textual HTML from tokens
*/
protected function generate($tokens)
{
$generator = new HTMLPurifier_Generator($this->config, $this->context);
return $generator->generateFromTokens($tokens);
}
开发者ID:Jaaviieer，项目名称:PrograWeb，代码行数:8，代码来源:ComplexHarness.php
示例11: truncateHtml
/**
* Truncate a string while preserving the HTML.
*
* @param string $string The string to truncate
* @param int $count
* @param string $suffix String to append to the end of the truncated string.
* @param string|bool $encoding
* @return string
* @since 2.0.1
*/
protected static function truncateHtml($string, $count, $suffix, $encoding = false)
{
$config = \HTMLPurifier_Config::create(null);
$config->set('Cache.SerializerPath', \Yii::$app->getRuntimePath());
$lexer = \HTMLPurifier_Lexer::create($config);
$tokens = $lexer->tokenizeHTML($string, $config, null);
$openTokens = 0;
$totalCount = 0;
$truncated = [];
foreach ($tokens as $token) {
if ($token instanceof \HTMLPurifier_Token_Start) {
//Tag begins
$openTokens++;
$truncated[] = $token;
} elseif ($token instanceof \HTMLPurifier_Token_Text && $totalCount <= $count) {
//Text
if (false === $encoding) {
preg_match('/^(\\s*)/um', $token->data, $prefixSpace) ?: ($prefixSpace = ['', '']);
$token->data = $prefixSpace[1] . self::truncateWords(ltrim($token->data), $count - $totalCount, '');
$currentCount = self::countWords($token->data);
} else {
$token->data = self::truncate($token->data, $count - $totalCount, '', $encoding);
$currentCount = mb_strlen($token->data, $encoding);
}
$totalCount += $currentCount;
$truncated[] = $token;
} elseif ($token instanceof \HTMLPurifier_Token_End) {
//Tag ends
$openTokens--;
$truncated[] = $token;
} elseif ($token instanceof \HTMLPurifier_Token_Empty) {
//Self contained tags, i.e. <img/> etc.
$truncated[] = $token;
}
if (0 === $openTokens && $totalCount >= $count) {
break;
}
}
$context = new \HTMLPurifier_Context();
$generator = new \HTMLPurifier_Generator($config, $context);
return $generator->generateFromTokens($truncated) . ($totalCount >= $count ? $suffix : '');
}
开发者ID:arogachev，项目名称:yii2，代码行数:52，代码来源:BaseStringHelper.php
示例12: execute
public function execute($tokens, $config, $context)
{
$definition = $config->getHTMLDefinition();
$generator = new HTMLPurifier_Generator($config, $context);
$result = array();
$escape_invalid_tags = $config->get('Core.EscapeInvalidTags');
$remove_invalid_img = $config->get('Core.RemoveInvalidImg');
$trusted = $config->get('HTML.Trusted');
$comment_lookup = $config->get('HTML.AllowedComments');
$comment_regexp = $config->get('HTML.AllowedCommentsRegexp');
$check_comments = $comment_lookup !== array() || $comment_regexp !== null;
$remove_script_contents = $config->get('Core.RemoveScriptContents');
$hidden_elements = $config->get('Core.HiddenElements');
if ($remove_script_contents === true) {
$hidden_elements['script'] = true;
} elseif ($remove_script_contents === false && isset($hidden_elements['script'])) {
unset($hidden_elements['script']);
}
$attr_validator = new HTMLPurifier_AttrValidator();
$remove_until = false;
$textify_comments = false;
$token = false;
$context->register('CurrentToken', $token);
$e = false;
if ($config->get('Core.CollectErrors')) {
$e =& $context->get('ErrorCollector');
}
foreach ($tokens as $token) {
if ($remove_until) {
if (empty($token->is_tag) || $token->name !== $remove_until) {
continue;
}
}
if (!empty($token->is_tag)) {
if (isset($definition->info_tag_transform[$token->name])) {
$original_name = $token->name;
$token = $definition->info_tag_transform[$token->name]->transform($token, $config, $context);
if ($e) {
$e->send(E_NOTICE, 'Strategy_RemoveForeignElements: Tag transform', $original_name);
}
}
if (isset($definition->info[$token->name])) {
if (($token instanceof HTMLPurifier_Token_Start || $token instanceof HTMLPurifier_Token_Empty) && $definition->info[$token->name]->required_attr && ($token->name != 'img' || $remove_invalid_img)) {
$attr_validator->validateToken($token, $config, $context);
$ok = true;
foreach ($definition->info[$token->name]->required_attr as $name) {
if (!isset($token->attr[$name])) {
$ok = false;
break;
}
}
if (!$ok) {
if ($e) {
$e->send(E_ERROR, 'Strategy_RemoveForeignElements: Missing required attribute', $name);
}
continue;
}
$token->armor['ValidateAttributes'] = true;
}
if (isset($hidden_elements[$token->name]) && $token instanceof HTMLPurifier_Token_Start) {
$textify_comments = $token->name;
} elseif ($token->name === $textify_comments && $token instanceof HTMLPurifier_Token_End) {
$textify_comments = false;
}
} elseif ($escape_invalid_tags) {
if ($e) {
$e->send(E_WARNING, 'Strategy_RemoveForeignElements: Foreign element to text');
}
$token = new HTMLPurifier_Token_Text($generator->generateFromToken($token));
} else {
if (isset($hidden_elements[$token->name])) {
if ($token instanceof HTMLPurifier_Token_Start) {
$remove_until = $token->name;
} elseif ($token instanceof HTMLPurifier_Token_Empty) {
} else {
$remove_until = false;
}
if ($e) {
$e->send(E_ERROR, 'Strategy_RemoveForeignElements: Foreign meta element removed');
}
} else {
if ($e) {
$e->send(E_ERROR, 'Strategy_RemoveForeignElements: Foreign element removed');
}
}
continue;
}
} elseif ($token instanceof HTMLPurifier_Token_Comment) {
if ($textify_comments !== false) {
$data = $token->data;
$token = new HTMLPurifier_Token_Text($data);
} elseif ($trusted || $check_comments) {
$trailing_hyphen = false;
if ($e) {
if (substr($token->data, -1) == '-') {
$trailing_hyphen = true;
}
}
$token->data = rtrim($token->data, '-');
$found_double_hyphen = false;
//.........这里部分代码省略.........
开发者ID:harrylongworth，项目名称:tv-bb，代码行数:101，代码来源:HTMLPurifier.standalone.php
注：本文中的HTMLPurifier_Generator类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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