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src/D2Tbl.php

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+<?php
+
+class D2Tbl
+{
+    /**
+    * Get strings from tbl file, based on "credits/EnquettarM.pl" script (more info can be found there).
+    * Credits to Ondo and Mephansteras.
+    * 
+    * @param mixed $filePath
+    * @param mixed $replaceSpecialCharacters
+    */
+    public static function getStrings($filePath, $replaceSpecialCharacters = true)
+    {
+        // Check file
+        if(!file_exists($filePath) || !is_readable($filePath)) {
+            return false;
+        }
+
+        // Read file
+        $fileData = file_get_contents($filePath);
+
+        // Skip: 0 - 1
+
+        // Get elements number
+        $unpack = unpack('S', substr($fileData, 2, 2));
+        $elementsNumber = $unpack[1];
+
+        // Skip: 4 - 20
+
+        // Get offsets
+        $offset = 21;
+        $offsets = array();
+        for($i = 0; $i < $elementsNumber; $i++) {
+            $unpack = unpack('S', substr($fileData, $offset, 2));
+            $offsets[] = $unpack[1];
+            $offset += 2;
+        }
+
+        // Initialize array
+        $strings = array();
+
+        // Read elements
+        for($i = 0; $i < $elementsNumber; $i++) {
+            $currentOffset = ($offset + ($offsets[$i] * 17));
+
+            // Skip 7 bytes
+            $currentOffset += 7;
+
+            // Key offset
+            $unpack = unpack('L', substr($fileData, $currentOffset, 4));
+            $currentOffset += 4;
+            $keyOffset = $unpack[1];
+
+            // String offset
+            $unpack = unpack('L', substr($fileData, $currentOffset, 4));
+            $currentOffset += 4;
+            $stringOffset = $unpack[1];
+
+            // Key length
+            $keyLength = ($stringOffset - $keyOffset);
+
+            // String length
+            $unpack = unpack('S', substr($fileData, $currentOffset, 2));
+            $stringLength = $unpack[1];
+
+            // Read key
+            $key = trim(substr($fileData, $keyOffset, $keyLength));
+
+            // Read string
+            $string = trim(substr($fileData, $stringOffset, $stringLength));
+
+            // Replace special characters
+            if($replaceSpecialCharacters) {
+                $key = self::replaceSpecialCharacters($key);
+                $string = self::replaceSpecialCharacters($string);
+            }
+
+            // Add string
+            $strings[$key] = $string;
+        }
+
+        return $strings;
+    }
+
+    /**
+    * Replace some special characters (\n, \t).
+    * 
+    * @param mixed $text
+    */
+    public static function replaceSpecialCharacters($text)
+    {
+        return str_replace(array("\n", "\t"), array("\\n", "\\t"), $text);
+    }
+}