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':? ' . \RegularLabs\Library\RegEx::quote($type) : '(:? [a-z0-9]*)?'; $start = '/\* START: ' . $name . $type . ' \*/'; $end = '/\* END: ' . $name . $type . ' \*/'; return [$start, $end]; } /** * Create a html comment from given comment string */ public static function getMessageCommentTag(string $name, string $comment): string { [$start, $end] = self::getMessageCommentTags($name); return $start . $comment . $end; } /** * Get the start and end parts for the html message comment tag */ public static function getMessageCommentTags(string $name = ''): array { return ['']; } /** * Return the sourcerer tag name and characters */ public static function getSourcererTag(): array { if (!is_null(self::$sourcerer_tag)) { return [self::$sourcerer_tag, self::$sourcerer_characters]; } $parameters = \RegularLabs\Library\Parameters::getPlugin('sourcerer'); self::$sourcerer_tag = $parameters->syntax_word ?? ''; self::$sourcerer_characters = $parameters->tag_characters ?? '{.}'; return [self::$sourcerer_tag, self::$sourcerer_characters]; } /** * Check if the component is installed */ public static function isComponentInstalled(string $extension_alias): bool { return file_exists(JPATH_ADMINISTRATOR . '/components/com_' . $extension_alias . '/' . $extension_alias . '.xml'); } /** * Check if page should be protected for given extension */ public static function isDisabledByUrl(string $extension_alias = ''): bool { // return if disabled via url return $extension_alias && \RegularLabs\Library\Input::get('disable_' . $extension_alias); } /** * @deprecated Use isDisabledByUrl() and isRestrictedPage() */ public static function isProtectedPage(string $extension_alias = '', bool $hastags = \false, array $exclude_formats = []): bool { if (self::isDisabledByUrl($extension_alias)) { return \true; } return self::isRestrictedPage($hastags, $exclude_formats); } /** * Check if the page is a restricted component */ public static function isRestrictedComponent(array|string $restricted_components, string $area = 'component'): bool { if ($area != 'component' && !$area == 'article') { return \false; } $restricted_components = \RegularLabs\Library\ArrayHelper::toArray(str_replace('|', ',', $restricted_components)); $restricted_components = \RegularLabs\Library\ArrayHelper::clean($restricted_components); if (!empty($restricted_components) && in_array(\RegularLabs\Library\Input::get('option', ''), $restricted_components, \true)) { return \true; } if (\RegularLabs\Library\Input::get('option', '') == 'com_acymailing' && !in_array(\RegularLabs\Library\Input::get('ctrl', ''), ['user', 'archive'], \true) && !in_array(\RegularLabs\Library\Input::get('view', ''), ['user', 'archive'], \true)) { return \true; } return \false; } /** * Check if page should be protected for given extension */ public static function isRestrictedPage(bool $hastags = \false, array $restricted_formats = []): bool { $cache = new \RegularLabs\Library\Cache(); if ($cache->exists()) { return $cache->get(); } // return if current page is in protected formats // return if current page is an image // return if current page is an installation page // return if current page is Regular Labs QuickPage // return if current page is a JoomFish or Josetta page $is_restricted = in_array(\RegularLabs\Library\Input::get('format', ''), $restricted_formats, \true) || in_array(\RegularLabs\Library\Input::get('type', ''), ['image', 'img'], \true) || in_array(\RegularLabs\Library\Input::get('task', ''), ['install.install', 'install.ajax_upload'], \true) || $hastags && \RegularLabs\Library\Input::getInt('rl_qp', 0) || $hastags && in_array(\RegularLabs\Library\Input::get('option', ''), ['com_joomfishplus', 'com_josetta'], \true) || \RegularLabs\Library\Document::isClient('administrator') && in_array(\RegularLabs\Library\Input::get('option', ''), ['com_jdownloads'], \true); return $cache->set($is_restricted); } /** * Check if the component is installed */ public static function isSystemPluginInstalled(string $extension_alias): bool { return file_exists(JPATH_PLUGINS . '/system/' . $extension_alias . '/' . $extension_alias . '.xml'); } /** * Protect text by given regex */ public static function protectByRegex(string &$string, string $regex, int|string $group = 0): void { \RegularLabs\Library\RegEx::matchAll($regex, $string, $matches); if (empty($matches)) { return; } $replacements = []; foreach ($matches as $match) { if (isset($replacements[$match[0]])) { continue; } $replacements[$match[0]] = self::protectString($match[$group] ?? $match[0]); } $string = str_replace(array_keys($replacements), $replacements, $string); } /** * Protect all text based form fields */ public static function protectFields(string &$string, array $search_strings = []): void { // No specified strings tags found in the string if (!self::containsStringsToProtect($string, $search_strings)) { return; } $parts = \RegularLabs\Library\StringHelper::split($string, ['', '']); foreach ($parts as &$part) { if (!self::containsStringsToProtect($part, $search_strings)) { continue; } self::protectFieldsPart($part); } $string = implode('', $parts); } /** * Protect complete AdminForm */ public static function protectForm(string &$string, array $tags = [], bool $include_closing_tags = \true, array|string $form_classes = []): void { if (!\RegularLabs\Library\Document::isEditPage()) { return; } [$tags, $protected_tags] = self::prepareTags($tags, $include_closing_tags); $string = \RegularLabs\Library\RegEx::replace(self::getFormRegex($form_classes), '\1', $string); $string = explode('', $string); foreach ($string as $i => &$string_part) { if ($string_part == '' || !fmod($i, 2)) { continue; } self::protectFormPart($string_part, $tags, $protected_tags); } $string = implode('', $string); } /** * Protect all html comment tags */ public static function protectHtmlCommentTags(string &$string, array $ignores = []): void { $regex = '<\!--.*?-->'; if (!empty($ignores) && \RegularLabs\Library\StringHelper::contains($string, $ignores)) { $regex = '<\!--((?!' . \RegularLabs\Library\RegEx::quote($ignores) . ').)*-->'; } self::protectByRegex($string, $regex); } /** * Protect all html tags with some type of attributes/content */ public static function protectHtmlTags(string &$string): void { // protect comment tags self::protectHtmlCommentTags($string); // protect html tags self::protectByRegex($string, '<[a-z][^>]*(?:="[^"]*"|=\'[^\']*\')+[^>]*>'); } /** * Protect the script tags */ public static function protectScripts(string &$string): void { if (!str_contains($string, '')) { return; } self::protectByRegex($string, '].*?'); } /** * Protect all Sourcerer blocks */ public static function protectSourcerer(string &$string): void { [$tag, $characters] = self::getSourcererTag(); if ($tag == '') { return; } [$start, $end] = explode('.', $characters); if (!str_contains($string, $start . '/' . $tag . $end)) { return; } $regex = \RegularLabs\Library\RegEx::quote($start . $tag) . '[\s\}].*?' . \RegularLabs\Library\RegEx::quote($start . '/' . $tag . $end); \RegularLabs\Library\RegEx::matchAll($regex, $string, $matches, null, \PREG_PATTERN_ORDER); if (empty($matches)) { return; } $matches = array_unique($matches[0]); foreach ($matches as $match) { $string = str_replace($match, self::protectString($match), $string); } } /** * Encode string */ public static function protectString(string $string, bool $is_tag = \false): string { if ($is_tag) { return self::$protect_tags_start . base64_encode($string) . self::$protect_tags_end; } return self::$protect_start . base64_encode($string) . self::$protect_end; } /** * Protect given plugin style tags */ public static function protectTags(string &$string, array $tags = [], bool $include_closing_tags = \true): void { [$tags, $protected] = self::prepareTags($tags, $include_closing_tags); $string = str_replace($tags, $protected, $string); } /** * Remove area comments in html */ public static function removeAreaTags(string &$string, string $prefix = ''): void { $string = \RegularLabs\Library\RegEx::replace('', '', $string, 's'); } /** * Remove comments in html */ public static function removeCommentTags(string &$string, string $name = ''): void { [$start, $end] = self::getCommentTags($name); $string = str_replace([$start, $end, htmlentities($start), htmlentities($end), urlencode($start), urlencode($end)], '', $string); $start = str_replace(' -->', 'REGEX_PLACEHOLDER -->', $start); $end = str_replace(' -->', 'REGEX_PLACEHOLDER -->', $end); $regex = '(' . \RegularLabs\Library\RegEx::quote($start) . '|' . \RegularLabs\Library\RegEx::quote($end) . ')'; $regex = str_replace('REGEX_PLACEHOLDER', '(:? [a-z0-9]*)?', $regex); $string = \RegularLabs\Library\RegEx::replace($regex, '', $string); [$start, $end] = self::getMessageCommentTags($name); $string = \RegularLabs\Library\RegEx::replace(\RegularLabs\Library\RegEx::quote($start) . '.*?' . \RegularLabs\Library\RegEx::quote($end), '', $string); } /** * Remove tags from tag attributes */ public static function removeFromHtmlTagAttributes(string &$string, array $tags, string $attributes = 'ALL', bool $include_closing_tags = \true): void { [$tags, $protected] = self::prepareTags($tags, $include_closing_tags); if ($attributes == 'ALL') { $attributes = ['[a-z][a-z0-9-_]*']; } if (!is_array($attributes)) { $attributes = [$attributes]; } \RegularLabs\Library\RegEx::matchAll('\s(?:' . implode('|', $attributes) . ')\s*=\s*".*?"', $string, $matches, null, \PREG_PATTERN_ORDER); if (empty($matches) || empty($matches[0])) { return; } $matches = array_unique($matches[0]); // preg_quote all tags $tags_regex = \RegularLabs\Library\RegEx::quote($tags) . '.*?\}'; foreach ($matches as $match) { if (!\RegularLabs\Library\StringHelper::contains($match, $tags)) { continue; } $title = $match; $title = \RegularLabs\Library\RegEx::replace($tags_regex, '', $title); $string = \RegularLabs\Library\StringHelper::replaceOnce($match, $title, $string); } } /** * Remove tags from title tags */ public static function removeFromHtmlTagContent(string &$string, array $tags, bool $include_closing_tags = \true, array $html_tags = ['title']): void { [$tags, $protected] = self::prepareTags($tags, $include_closing_tags); if (!is_array($html_tags)) { $html_tags = [$html_tags]; } \RegularLabs\Library\RegEx::matchAll('(<(' . implode('|', $html_tags) . ')(?:\s[^>]*?)>)(.*?)()', $string, $matches); if (empty($matches)) { return; } foreach ($matches as $match) { $content = $match[3]; foreach ($tags as $tag) { $content = \RegularLabs\Library\RegEx::replace(\RegularLabs\Library\RegEx::quote($tag) . '.*?\}', '', $content); } $string = str_replace($match[0], $match[1] . $content . $match[4], $string); } } /** * Remove inline comments in scrips and styles */ public static function removeInlineComments(string &$string, string $name): void { [$start, $end] = \RegularLabs\Library\Protect::getInlineCommentTags($name, '', \true); $string = \RegularLabs\Library\RegEx::replace('(' . $start . '|' . $end . ')', "\n", $string); } /** * Remove leftover plugin tags */ public static function removePluginTags(string &$string, array $tags, string $character_start = '{', string $character_end = '}', bool $keep_content = \true): void { $regex_character_start = \RegularLabs\Library\RegEx::quote($character_start); $regex_character_end = \RegularLabs\Library\RegEx::quote($character_end); foreach ($tags as $tag) { if (!is_array($tag)) { $tag = [$tag, $tag]; } if (count($tag) < 2) { $tag = [$tag[0], $tag[0]]; } if (!\RegularLabs\Library\StringHelper::contains($string, $character_start . '/' . $tag[1] . $character_end)) { continue; } $regex = $regex_character_start . \RegularLabs\Library\RegEx::quote($tag[0]) . '(?:\s.*?)?' . $regex_character_end . '(.*?)' . $regex_character_start . '/' . \RegularLabs\Library\RegEx::quote($tag[1]) . $regex_character_end; $replace = $keep_content ? '\1' : ''; $string = \RegularLabs\Library\RegEx::replace($regex, $replace, $string); } } /** * Replace any protected text to original */ public static function unprotect(string|array &$string): void { if (is_array($string)) { foreach ($string as &$part) { self::unprotect($part); } return; } self::unprotectByDelimiters($string, [self::$protect_tags_start, self::$protect_tags_end]); self::unprotectByDelimiters($string, [self::$protect_start, self::$protect_end]); if (\RegularLabs\Library\StringHelper::contains($string, [self::$protect_tags_start, self::$protect_tags_end, self::$protect_start, self::$protect_end])) { self::unprotect($string); } } /** * Replace any protected text to original */ public static function unprotectHtmlSafe(string &$string): void { $string = str_replace([self::$html_safe_start, self::$html_safe_end, self::$html_safe_tags_start, self::$html_safe_tags_end], [self::$protect_start, self::$protect_end, self::$protect_tags_start, self::$protect_tags_end], $string); self::unprotect($string); } /** * Replace any protected tags to original */ public static function unprotectTags(string &$string, array $tags = [], bool $include_closing_tags = \true): void { [$tags, $protected] = self::prepareTags($tags, $include_closing_tags); $string = str_replace($protected, $tags, $string); } /** * Wraps a style or javascript declaration with comment tags */ public static function wrapDeclaration(string $content = '', string $name = '', string $type = 'styles', bool $minify = \true): string { if ($name == '') { return $content; } [$start, $end] = self::getInlineCommentTags($name, $type); $spacer = $minify ? ' ' : "\n"; return $start . $spacer . $content . $spacer . $end; } /** * Wrap string in comment tags */ public static function wrapInCommentTags(string $name, string $string): string { [$start, $end] = self::getCommentTags($name); return $start . $string . $end; } /** * Wraps a javascript declaration with comment tags */ public static function wrapScriptDeclaration(string $content = '', string $name = '', bool $minify = \true): string { return self::wrapDeclaration($content, $name, 'scripts', $minify); } /** * Wraps a stylesheet declaration with comment tags */ public static function wrapStyleDeclaration(string $content = '', string $name = '', bool $minify = \true): string { return self::wrapDeclaration($content, $name, 'styles', $minify); } /** * Check if the string contains certain substrings to protect */ private static function containsStringsToProtect(string $string, array $search_strings = []): bool { if ($string == '' || !str_contains($string, 'exists()) { return $cache->get(); } foreach ($tags as $i => $tag) { if (\RegularLabs\Library\StringHelper::is_alphanumeric($tag[0])) { $tag = '{' . $tag; } $tags[$i] = $tag; if ($include_closing_tags) { $tags[] = \RegularLabs\Library\RegEx::replace('^([^a-z0-9]+)', '\1/', $tag); } } return $cache->set([$tags, self::protectArray($tags, \true)]); } /** * Encode array of strings */ private static function protectArray(array $array, bool $is_tag = \false): array { foreach ($array as &$string) { $string = self::protectString($string, $is_tag); } return $array; } /** * Protect the input fields in the string */ private static function protectFieldsInputFields(string &$string): void { if (!str_contains($string, '' . '|' . ')\s*)+'); } /** * Protect the fields in the string */ private static function protectFieldsPart(string &$string): void { self::protectFieldsTextAreas($string); self::protectFieldsInputFields($string); } /** * Protect the textarea fields in the string */ private static function protectFieldsTextAreas(string &$string): void { if (!str_contains($string, ']*)?)>(\s*)', '<' . $temp_tag . '\1>\2', $string); self::protectByRegex($string, '(?:' . '' . '\s*)+'); // Replace back the temporarily replaced empty textareas $string = str_replace($temp_tag, 'textarea', $string); } /** * Protect part of the AdminForm */ private static function protectFormPart(string &$string, array $tags = [], array $protected_tags = []): void { if (!str_contains($string, '')) { return; } // Protect entire form if (empty($tags)) { $form_parts = explode('', $string, 2); $form_parts[0] = self::protectString($form_parts[0] . ''); $string = implode('', $form_parts); return; } $regex_tags = \RegularLabs\Library\RegEx::quote($tags); if (!\RegularLabs\Library\RegEx::match($regex_tags, $string)) { return; } $form_parts = explode('', $string, 2); // protect tags only inside form fields \RegularLabs\Library\RegEx::matchAll('(?:]*>.*?<\/textarea>|]*>)', $form_parts[0], $matches, null, \PREG_PATTERN_ORDER); if (empty($matches)) { return; } $matches = array_unique($matches[0]); foreach ($matches as $match) { $field = str_replace($tags, $protected_tags, $match); $form_parts[0] = str_replace($match, $field, $form_parts[0]); } $string = implode('', $form_parts); } private static function unprotectByDelimiters(string &$string, array $delimiters): void { if (!\RegularLabs\Library\StringHelper::contains($string, $delimiters)) { return; } $regex = \RegularLabs\Library\RegEx::preparePattern(\RegularLabs\Library\RegEx::quote($delimiters), 's', $string); $parts = preg_split($regex, $string); foreach ($parts as $i => &$part) { if ($i % 2 == 0) { continue; } $part = base64_decode($part); } $string = implode('', $parts); } } 0 Class "RegularLabs\Library\Protect" not found
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0 Class "RegularLabs\Library\Protect" not found