Fix inappropriate decoding logic

Author: Vectorial1024

src/CodeCalculator/CodeCalculatorFloat.php

@@ -81,7 +81,7 @@ protected function generateCodeArea(string $strippedCode): CodeArea
         // Define the place value for the digits. We'll divide this down as we work through the code.
         $latPlaceVal = self::LAT_MSP_VALUE;
         $lngPlaceVal = self::LNG_MSP_VALUE;
-        for ($i = OpenLocationCode::PAIR_CODE_LENGTH; $i < min(strlen($strippedCode), OpenLocationCode::MAX_DIGIT_COUNT); $i += 2) {
+        for ($i = 0; $i < min(strlen($strippedCode), OpenLocationCode::MAX_DIGIT_COUNT); $i += 2) {
             $latPlaceVal = floor($latPlaceVal / OpenLocationCode::ENCODING_BASE);
             $lngPlaceVal = floor($lngPlaceVal / OpenLocationCode::ENCODING_BASE);
             $latVal += strpos(OpenLocationCode::CODE_ALPHABET, $strippedCode[$i]) * $latPlaceVal;

src/CodeCalculator/CodeCalculatorInt.php

@@ -83,11 +83,11 @@ protected function generateCodeArea(string $strippedCode): CodeArea
         // Define the place value for the digits. We'll divide this down as we work through the code.
         $latPlaceVal = self::LAT_MSP_VALUE;
         $lngPlaceVal = self::LNG_MSP_VALUE;
-        for ($i = OpenLocationCode::PAIR_CODE_LENGTH; $i < min(strlen($strippedCode), OpenLocationCode::MAX_DIGIT_COUNT); $i += 2) {
+        for ($i = 0; $i < min(strlen($strippedCode), OpenLocationCode::MAX_DIGIT_COUNT); $i += 2) {
             $latPlaceVal = intdiv($latPlaceVal, OpenLocationCode::ENCODING_BASE);
             $lngPlaceVal = intdiv($lngPlaceVal, OpenLocationCode::ENCODING_BASE);
             $latVal += strpos(OpenLocationCode::CODE_ALPHABET, $strippedCode[$i]) * $latPlaceVal;
-            $lngVal = strpos(OpenLocationCode::CODE_ALPHABET, $strippedCode[$i + 1]) * $lngPlaceVal;
+            $lngVal += strpos(OpenLocationCode::CODE_ALPHABET, $strippedCode[$i + 1]) * $lngPlaceVal;
         }
         unset($i);
         for ($i = OpenLocationCode::PAIR_CODE_LENGTH; $i < min(strlen($strippedCode), OpenLocationCode::MAX_DIGIT_COUNT); $i++) {