| 1 | <?php |
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| 2 | class RCCWP_HTML_Purifier |
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| 3 | { |
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| 4 | function ApplyHTMLPurifier($data) |
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| 5 | { |
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| 6 | include_once('RCCWP_Options.php'); |
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| 7 | if (0 == RCCWP_Options::Get('enable-HTMLPurifier')) return $data; |
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| 8 | |
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| 9 | // We need to handle <!-- manually because HTMLPurifier removes it |
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| 10 | $MORE_TAG = "<!--more-->"; |
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| 11 | |
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| 12 | $purifier = RCCWP_HTML_Purifier::get_purifier (); |
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| 13 | |
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| 14 | $pos = strpos($data, $MORE_TAG); |
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| 15 | if ($pos === false){ |
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| 16 | $data = addslashes ($purifier->purify (stripslashes ($data))); |
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| 17 | } |
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| 18 | else{ |
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| 19 | $before_more = addslashes ($purifier->purify (stripslashes (substr($data,0,$pos)))); |
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| 20 | $after_more = addslashes ($purifier->purify (stripslashes (substr($data,$pos+strlen($MORE_TAG))))); |
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| 21 | $data = $before_more.$MORE_TAG.$after_more; |
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| 22 | } |
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| 23 | |
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| 24 | return $data; |
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| 25 | } |
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| 26 | |
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| 27 | /** |
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| 28 | * Get an HTML Purifier object with all settings already configured |
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| 29 | * |
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| 30 | * @return HTMLPurifier |
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| 31 | **/ |
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| 32 | |
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| 33 | function get_purifier () |
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| 34 | { |
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| 35 | require_once('purifier_lib/HTMLPurifier.auto.php'); |
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| 36 | include_once('RCCWP_Options.php'); |
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| 37 | |
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| 38 | $config = HTMLPurifier_Config::createDefault(); |
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| 39 | |
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| 40 | // Set base options |
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| 41 | $config->set ('HTML', 'Doctype', "HTML 4.01 Transitional"); |
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| 42 | $config->set ('Core', 'Encoding', get_option ('blog_charset')); |
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| 43 | $config->set ('HTML', 'TidyLevel', RCCWP_Options::Get('tidy-level')); |
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| 44 | $config->set ('Output', 'TidyFormat', true); |
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| 45 | |
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| 46 | |
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| 47 | // If we can write to the cache directory then set it (directory is same as used by WP-Cache and WP object cache) |
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| 48 | if (is_writeable (dirname (RCCWP_HTML_Purifier::cache_directory ()))) |
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| 49 | { |
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| 50 | if (!file_exists (RCCWP_HTML_Purifier::cache_directory ())) |
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| 51 | @mkdir (RCCWP_HTML_Purifier::cache_directory ()); |
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| 52 | die('here'); |
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| 53 | $config->set ('Cache', 'SerializerPath', RCCWP_HTML_Purifier::cache_directory ()); |
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| 54 | } |
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| 55 | else{ |
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| 56 | $config->set ('Cache', 'DefinitionImpl', null); |
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| 57 | $config->set ('Cache', 'SerializerPath', null); |
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| 58 | } |
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| 59 | |
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| 60 | |
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| 61 | return new HTMLPurifier ($config); |
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| 62 | } |
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| 63 | |
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| 64 | |
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| 65 | /** |
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| 66 | * Return the cache directory |
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| 67 | * |
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| 68 | * @return string |
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| 69 | **/ |
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| 70 | |
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| 71 | function cache_directory () |
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| 72 | { |
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| 73 | return realpath (dirname (__FILE__).'/../../cache/html-purified'); |
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| 74 | } |
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| 75 | |
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| 76 | } |
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| 77 | ?> |
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