RickyNRoses87 /
almendra-psr7
This project does not seem to handle request data directly as such no vulnerable execution paths were found.
include, or for example
via PHP's auto-loading mechanism.
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| 1 | <?php |
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| 2 | |||
| 3 | namespace Almendra\Http\Helpers; |
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| 4 | |||
| 5 | use Psr\Http\Message\UriInterface as PsrUri; |
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| 6 | |||
| 7 | class URI |
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| 8 | { |
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| 9 | /** |
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| 10 | * Retrieve the parameters from the URI |
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| 11 | * |
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| 12 | * @param string $uri The URI |
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| 13 | * @param boolean $serialized It's to be serialized? |
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| 14 | * @return mixed |
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| 15 | */ |
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| 16 | public static function getQueryParams($uri, $serialized = true) |
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| 17 | { |
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| 18 | $params = ''; |
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| 19 | |||
| 20 | // do parameters exist? |
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| 21 | if (strstr($uri, '?')) { |
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| 22 | $params = substr($uri, strpos($uri, '?') + 1); |
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| 23 | } |
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| 24 | |||
| 25 | // check the parameters |
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| 26 | if (!self::isQueryParamsValid($params)) { |
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| 27 | throw new \InvalidArgumentException("Invalid query parameters"); |
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| 28 | } |
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| 29 | |||
| 30 | if (!$serialized) { |
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| 31 | $params = static::deserializeQueryParams($params); |
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| 32 | } |
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| 33 | |||
| 34 | return $params; |
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| 35 | } |
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| 36 | |||
| 37 | /** |
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| 38 | * Returns the query params as an associative array |
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| 39 | * |
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| 40 | * @param string $params The query parameters |
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| 41 | * @return array |
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| 42 | */ |
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| 43 | public static function deserializeQueryParams($params) |
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| 44 | { |
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| 45 | $fields = []; |
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| 46 | |||
| 47 | $params = explode('&', $params); |
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| 48 | foreach ($params as $param) { |
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| 49 | $parts = explode('=', $param); |
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| 50 | |||
| 51 | // eliminate not defined parameters |
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| 52 | if (count($parts) != 2) { |
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| 53 | continue; |
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| 54 | } elseif (null === $parts[0] || '' === $parts[0]) { |
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| 55 | continue; |
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| 56 | } |
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| 57 | |||
| 58 | $fields[$parts[0]] = $parts[1]; |
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| 59 | } |
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| 60 | |||
| 61 | return $fields; |
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| 62 | } |
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| 63 | |||
| 64 | /** |
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| 65 | * Serializes the query params |
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| 66 | * |
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| 67 | * @param array $queryParams The query params |
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| 68 | * @return string |
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| 69 | */ |
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| 70 | public static function serializeQueryParams(array $queryParams) |
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| 71 | { |
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| 72 | $params = ''; |
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| 73 | foreach ($queryParams as $key => $value) { |
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| 74 | $params .= $key . '=' . $value . '&'; |
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| 75 | } |
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| 76 | |||
| 77 | return substr($params, 0, -1); |
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| 78 | } |
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| 79 | |||
| 80 | /** |
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| 81 | * Check query parameters validity |
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| 82 | * |
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| 83 | * @param string $params The query parameters |
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| 84 | * @return boolean true if valid |
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| 85 | */ |
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| 86 | public static function isQueryParamsValid($params) |
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| 87 | { |
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| 88 | if (is_array($params)) { |
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| 89 | throw new \InvalidArgumentException("Query parameters must be an string"); |
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| 90 | } |
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| 91 | |||
| 92 | $params = self::deserializeQueryParams($params); |
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| 93 | |||
| 94 | return true; |
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| 95 | } |
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| 96 | |||
| 97 | /** |
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| 98 | * Percentage encode a query. |
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| 99 | * |
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| 100 | * @param string $query The query to be encoded. |
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| 101 | * @return string |
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| 102 | */ |
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| 103 | public static function percentEncode($query) |
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| 104 | { |
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| 105 | return htmlentities(strip_tags($query), ENT_QUOTES); |
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| 106 | } |
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| 107 | |||
| 108 | public static function isQueryValid($query) |
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| 109 | { |
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| 110 | if (!is_string($query) && !method_exists($query, '__toString')) { |
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| 111 | return false; |
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| 112 | } |
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| 113 | |||
| 114 | return true; |
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| 115 | } |
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| 116 | |||
| 117 | public static function isValid($uri) |
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| 118 | { |
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| 119 | if (!($uri instanceof PsrUri) && !is_string($uri)) { |
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| 120 | return false; |
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| 121 | } |
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| 122 | |||
| 123 | return true; |
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| 124 | } |
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| 125 | |||
| 126 | /** |
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| 127 | * Retrieve the fragment from the URI |
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| 128 | * |
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| 129 | * @param string $uri The URI |
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| 130 | * @return string |
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| 131 | */ |
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| 132 | public static function getQueryFragment($uri) |
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| 133 | { |
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| 134 | return null; |
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| 135 | } |
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| 136 | |||
| 137 | /** |
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| 138 | * Validates a port within TCP and UDP ranges. |
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| 139 | * |
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| 140 | * @param string $port The port |
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| 141 | * @return boolean |
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| 142 | */ |
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| 143 | public static function isPortValid($port) |
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| 144 | { |
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| 145 | return true; |
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| 146 | } |
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| 147 | |||
| 148 | /** |
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| 149 | * Validates a path. |
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| 150 | * |
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| 151 | * @param string $path The path |
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| 152 | * @return boolean |
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| 153 | */ |
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| 154 | public static function isPathValid($path) |
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| 155 | { |
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| 156 | return true; |
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| 157 | } |
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| 158 | |||
| 159 | public function validator() |
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| 160 | { |
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| 161 | return [ |
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| 162 | 'name' => [ |
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| 163 | 'min' => 255, |
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| 164 | ], |
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| 165 | |||
| 166 | 'value' => [ |
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| 167 | ], |
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| 168 | ]; |
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| 169 | } |
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| 170 | } |
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| 171 |
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.