Fetching data script

OTHER_INFORMATION/php files/fetch_data.php

+<?php
+
+if (isset($_GET['table'])) {
+
+    $table = trim(htmlspecialchars($_GET['table']));
+
+     if(strcmp($table,'museum') == 0 || strcmp($table,'item_museum') == 0){
+         $language = $_GET['language'];
+         getTable($table,$language);
+     }else{
+
+    getTable($table,"");
+    }
+   
+}
+else{
+    echo 'check_isset';
+}
+
+function getTable($tablename,$languageType)
+{
+    require_once 'connect_db.php';
+
+    $stmt = mysqli_stmt_init($connect);
+
+    if(strcmp($tablename,'museum') == 0 || strcmp($tablename,'item_museum') == 0){
+        $sql = 'SELECT * FROM ' . $tablename ." WHERE language='".$languageType."';";
+    }   else{
+    $sql = 'SELECT * FROM ' . $tablename . ";";
+    }
+    if (!mysqli_stmt_prepare($stmt, $sql)) {
+        echo "ERROR: ".$sql;
+    } else {
+
+        mysqli_stmt_execute($stmt);
+
+        $dataArray = array();
+
+        if ($resultData = mysqli_stmt_get_result($stmt)) {
+
+            while ($row = mysqli_fetch_assoc($resultData)) {
+
+                $rows[] = $row;
+            }
+            echo json_encode(JsonVerify($rows));
+        }
+    }
+
+    mysqli_stmt_close($stmt);
+}
+
+function JsonVerify($var)
+{
+    if (is_array($var)) {
+        foreach ($var as $key => $value) {
+            $var[$key] = JsonVerify($value);
+        }
+    } elseif (is_string($var)) {
+        return mb_convert_encoding($var, "UTF-8", "UTF-8");
+    }
+    return $var;
+}
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