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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
commit | 8ca6cc32b2c789a3149861159ad258f2cb9491e3 (patch) | |
tree | 2492de6f1528dd44eaa169a5c1555026d9cb75ec /library/vendor/HTMLPurifier/VarParser/Flexible.php | |
parent | Initial commit. (diff) | |
download | icingaweb2-a598b28402ead15d3701df32e198513e7b1f299c.tar.xz icingaweb2-a598b28402ead15d3701df32e198513e7b1f299c.zip |
Adding upstream version 2.11.4.upstream/2.11.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | library/vendor/HTMLPurifier/VarParser/Flexible.php | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/library/vendor/HTMLPurifier/VarParser/Flexible.php b/library/vendor/HTMLPurifier/VarParser/Flexible.php new file mode 100644 index 0000000..3bfbe83 --- /dev/null +++ b/library/vendor/HTMLPurifier/VarParser/Flexible.php @@ -0,0 +1,130 @@ +<?php + +/** + * Performs safe variable parsing based on types which can be used by + * users. This may not be able to represent all possible data inputs, + * however. + */ +class HTMLPurifier_VarParser_Flexible extends HTMLPurifier_VarParser +{ + /** + * @param mixed $var + * @param int $type + * @param bool $allow_null + * @return array|bool|float|int|mixed|null|string + * @throws HTMLPurifier_VarParserException + */ + protected function parseImplementation($var, $type, $allow_null) + { + if ($allow_null && $var === null) { + return null; + } + switch ($type) { + // Note: if code "breaks" from the switch, it triggers a generic + // exception to be thrown. Specific errors can be specifically + // done here. + case self::C_MIXED: + case self::ISTRING: + case self::C_STRING: + case self::TEXT: + case self::ITEXT: + return $var; + case self::C_INT: + if (is_string($var) && ctype_digit($var)) { + $var = (int)$var; + } + return $var; + case self::C_FLOAT: + if ((is_string($var) && is_numeric($var)) || is_int($var)) { + $var = (float)$var; + } + return $var; + case self::C_BOOL: + if (is_int($var) && ($var === 0 || $var === 1)) { + $var = (bool)$var; + } elseif (is_string($var)) { + if ($var == 'on' || $var == 'true' || $var == '1') { + $var = true; + } elseif ($var == 'off' || $var == 'false' || $var == '0') { + $var = false; + } else { + throw new HTMLPurifier_VarParserException("Unrecognized value '$var' for $type"); + } + } + return $var; + case self::ALIST: + case self::HASH: + case self::LOOKUP: + if (is_string($var)) { + // special case: technically, this is an array with + // a single empty string item, but having an empty + // array is more intuitive + if ($var == '') { + return array(); + } + if (strpos($var, "\n") === false && strpos($var, "\r") === false) { + // simplistic string to array method that only works + // for simple lists of tag names or alphanumeric characters + $var = explode(',', $var); + } else { + $var = preg_split('/(,|[\n\r]+)/', $var); + } + // remove spaces + foreach ($var as $i => $j) { + $var[$i] = trim($j); + } + if ($type === self::HASH) { + // key:value,key2:value2 + $nvar = array(); + foreach ($var as $keypair) { + $c = explode(':', $keypair, 2); + if (!isset($c[1])) { + continue; + } + $nvar[trim($c[0])] = trim($c[1]); + } + $var = $nvar; + } + } + if (!is_array($var)) { + break; + } + $keys = array_keys($var); + if ($keys === array_keys($keys)) { + if ($type == self::ALIST) { + return $var; + } elseif ($type == self::LOOKUP) { + $new = array(); + foreach ($var as $key) { + $new[$key] = true; + } + return $new; + } else { + break; + } + } + if ($type === self::ALIST) { + trigger_error("Array list did not have consecutive integer indexes", E_USER_WARNING); + return array_values($var); + } + if ($type === self::LOOKUP) { + foreach ($var as $key => $value) { + if ($value !== true) { + trigger_error( + "Lookup array has non-true value at key '$key'; " . + "maybe your input array was not indexed numerically", + E_USER_WARNING + ); + } + $var[$key] = true; + } + } + return $var; + default: + $this->errorInconsistent(__CLASS__, $type); + } + $this->errorGeneric($var, $type); + } +} + +// vim: et sw=4 sts=4 |