:arrow_up: Update HTML Purifier library.

Updated HTML Purifier from 4.6.0 to 4.9.2 with better PHP7 compatibility.
Used composer to manage this library.

1 files changed, 0 insertions, 226 deletions

diff --git a/library/HTMLPurifier/ConfigSchema/InterchangeBuilder.php b/library/HTMLPurifier/ConfigSchema/InterchangeBuilder.php
deleted file mode 100644
index 655e6dd1b..000000000
--- a/library/HTMLPurifier/ConfigSchema/InterchangeBuilder.php
+++ /dev/null
@@ -1,226 +0,0 @@
-<?php
-
-class HTMLPurifier_ConfigSchema_InterchangeBuilder
-{
-
-    /**
-     * Used for processing DEFAULT, nothing else.
-     * @type HTMLPurifier_VarParser
-     */
-    protected $varParser;
-
-    /**
-     * @param HTMLPurifier_VarParser $varParser
-     */
-    public function __construct($varParser = null)
-    {
-        $this->varParser = $varParser ? $varParser : new HTMLPurifier_VarParser_Native();
-    }
-
-    /**
-     * @param string $dir
-     * @return HTMLPurifier_ConfigSchema_Interchange
-     */
-    public static function buildFromDirectory($dir = null)
-    {
-        $builder = new HTMLPurifier_ConfigSchema_InterchangeBuilder();
-        $interchange = new HTMLPurifier_ConfigSchema_Interchange();
-        return $builder->buildDir($interchange, $dir);
-    }
-
-    /**
-     * @param HTMLPurifier_ConfigSchema_Interchange $interchange
-     * @param string $dir
-     * @return HTMLPurifier_ConfigSchema_Interchange
-     */
-    public function buildDir($interchange, $dir = null)
-    {
-        if (!$dir) {
-            $dir = HTMLPURIFIER_PREFIX . '/HTMLPurifier/ConfigSchema/schema';
-        }
-        if (file_exists($dir . '/info.ini')) {
-            $info = parse_ini_file($dir . '/info.ini');
-            $interchange->name = $info['name'];
-        }
-
-        $files = array();
-        $dh = opendir($dir);
-        while (false !== ($file = readdir($dh))) {
-            if (!$file || $file[0] == '.' || strrchr($file, '.') !== '.txt') {
-                continue;
-            }
-            $files[] = $file;
-        }
-        closedir($dh);
-
-        sort($files);
-        foreach ($files as $file) {
-            $this->buildFile($interchange, $dir . '/' . $file);
-        }
-        return $interchange;
-    }
-
-    /**
-     * @param HTMLPurifier_ConfigSchema_Interchange $interchange
-     * @param string $file
-     */
-    public function buildFile($interchange, $file)
-    {
-        $parser = new HTMLPurifier_StringHashParser();
-        $this->build(
-            $interchange,
-            new HTMLPurifier_StringHash($parser->parseFile($file))
-        );
-    }
-
-    /**
-     * Builds an interchange object based on a hash.
-     * @param HTMLPurifier_ConfigSchema_Interchange $interchange HTMLPurifier_ConfigSchema_Interchange object to build
-     * @param HTMLPurifier_StringHash $hash source data
-     * @throws HTMLPurifier_ConfigSchema_Exception
-     */
-    public function build($interchange, $hash)
-    {
-        if (!$hash instanceof HTMLPurifier_StringHash) {
-            $hash = new HTMLPurifier_StringHash($hash);
-        }
-        if (!isset($hash['ID'])) {
-            throw new HTMLPurifier_ConfigSchema_Exception('Hash does not have any ID');
-        }
-        if (strpos($hash['ID'], '.') === false) {
-            if (count($hash) == 2 && isset($hash['DESCRIPTION'])) {
-                $hash->offsetGet('DESCRIPTION'); // prevent complaining
-            } else {
-                throw new HTMLPurifier_ConfigSchema_Exception('All directives must have a namespace');
-            }
-        } else {
-            $this->buildDirective($interchange, $hash);
-        }
-        $this->_findUnused($hash);
-    }
-
-    /**
-     * @param HTMLPurifier_ConfigSchema_Interchange $interchange
-     * @param HTMLPurifier_StringHash $hash
-     * @throws HTMLPurifier_ConfigSchema_Exception
-     */
-    public function buildDirective($interchange, $hash)
-    {
-        $directive = new HTMLPurifier_ConfigSchema_Interchange_Directive();
-
-        // These are required elements:
-        $directive->id = $this->id($hash->offsetGet('ID'));
-        $id = $directive->id->toString(); // convenience
-
-        if (isset($hash['TYPE'])) {
-            $type = explode('/', $hash->offsetGet('TYPE'));
-            if (isset($type[1])) {
-                $directive->typeAllowsNull = true;
-            }
-            $directive->type = $type[0];
-        } else {
-            throw new HTMLPurifier_ConfigSchema_Exception("TYPE in directive hash '$id' not defined");
-        }
-
-        if (isset($hash['DEFAULT'])) {
-            try {
-                $directive->default = $this->varParser->parse(
-                    $hash->offsetGet('DEFAULT'),
-                    $directive->type,
-                    $directive->typeAllowsNull
-                );
-            } catch (HTMLPurifier_VarParserException $e) {
-                throw new HTMLPurifier_ConfigSchema_Exception($e->getMessage() . " in DEFAULT in directive hash '$id'");
-            }
-        }
-
-        if (isset($hash['DESCRIPTION'])) {
-            $directive->description = $hash->offsetGet('DESCRIPTION');
-        }
-
-        if (isset($hash['ALLOWED'])) {
-            $directive->allowed = $this->lookup($this->evalArray($hash->offsetGet('ALLOWED')));
-        }
-
-        if (isset($hash['VALUE-ALIASES'])) {
-            $directive->valueAliases = $this->evalArray($hash->offsetGet('VALUE-ALIASES'));
-        }
-
-        if (isset($hash['ALIASES'])) {
-            $raw_aliases = trim($hash->offsetGet('ALIASES'));
-            $aliases = preg_split('/\s*,\s*/', $raw_aliases);
-            foreach ($aliases as $alias) {
-                $directive->aliases[] = $this->id($alias);
-            }
-        }
-
-        if (isset($hash['VERSION'])) {
-            $directive->version = $hash->offsetGet('VERSION');
-        }
-
-        if (isset($hash['DEPRECATED-USE'])) {
-            $directive->deprecatedUse = $this->id($hash->offsetGet('DEPRECATED-USE'));
-        }
-
-        if (isset($hash['DEPRECATED-VERSION'])) {
-            $directive->deprecatedVersion = $hash->offsetGet('DEPRECATED-VERSION');
-        }
-
-        if (isset($hash['EXTERNAL'])) {
-            $directive->external = preg_split('/\s*,\s*/', trim($hash->offsetGet('EXTERNAL')));
-        }
-
-        $interchange->addDirective($directive);
-    }
-
-    /**
-     * Evaluates an array PHP code string without array() wrapper
-     * @param string $contents
-     */
-    protected function evalArray($contents)
-    {
-        return eval('return array(' . $contents . ');');
-    }
-
-    /**
-     * Converts an array list into a lookup array.
-     * @param array $array
-     * @return array
-     */
-    protected function lookup($array)
-    {
-        $ret = array();
-        foreach ($array as $val) {
-            $ret[$val] = true;
-        }
-        return $ret;
-    }
-
-    /**
-     * Convenience function that creates an HTMLPurifier_ConfigSchema_Interchange_Id
-     * object based on a string Id.
-     * @param string $id
-     * @return HTMLPurifier_ConfigSchema_Interchange_Id
-     */
-    protected function id($id)
-    {
-        return HTMLPurifier_ConfigSchema_Interchange_Id::make($id);
-    }
-
-    /**
-     * Triggers errors for any unused keys passed in the hash; such keys
-     * may indicate typos, missing values, etc.
-     * @param HTMLPurifier_StringHash $hash Hash to check.
-     */
-    protected function _findUnused($hash)
-    {
-        $accessed = $hash->getAccessed();
-        foreach ($hash as $k => $v) {
-            if (!isset($accessed[$k])) {
-                trigger_error("String hash key '$k' not used by builder", E_USER_NOTICE);
-            }
-        }
-    }
-}
-
-// vim: et sw=4 sts=4