Add files via upload

Private/classes/fivemode/fivemode/class.cv.inc

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+<?php
+
+/**
+ * Copyright 2021, 2026 5 Mode
+ *
+ * This file is part of SqueePF.
+ *
+ * SqueePF is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * SqueePF is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.  
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with SqueePF. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * class.cv.inc
+ * 
+ * Caching validation class.
+ *
+ * @author Daniele Bonini <my25mb@has.im>
+ * @copyrights (c) 2016, 2026, 5 Mode
+ */
+
+namespace fivemode\fivemode;
+
+/**
+ * Caching validation
+ *
+ * CV class
+ *
+ * @package  CV
+ * @author   Daniele Bonini <my25mb@aol.com>
+ * @version  1.0
+ * @access   public
+ */
+final class CV
+{
+  /**
+   * The static instance of CV
+   *  
+   * @access private
+   * @var CV
+   */
+  private static $_instance = null;
+
+  /**
+   * Get the static instance of CV
+   * 
+   * @return CV
+   */
+  public static function &getInstance(): CV
+  {  
+    if(!isset(self::$_instance)){
+      self::$_instance = new CV();
+    }  
+    return self::$_instance;  
+  }
+
+  /**
+   * Check route structure
+   * 
+   * @param string $route the root to check
+   *
+   * @return bool
+   */
+  public static function CV_CHECK_CACHE($route, $curPath, $echo) 
+  {
+
+  $cachedScript = $route . ".php";
+  $source = $cachedScript;
+  
+  if (!exec(PHP_EXE_NAME." '".$curPath.DIRECTORY_SEPARATOR.$source."'", $out1)) {
+    echo "An hanexpected error happened!".PHP_EOL;
+    exit(1);  
+  } 
+
+  $sha1 = hash("sha256", implode("", $out1), false);
+
+  ob_start(); 
+
+  require($curPath.DIRECTORY_SEPARATOR.$source);
+
+  $output = ob_get_clean();
+
+  $sha2 = hash("sha256", $output, false);
+
+  if ($echo) {
+    foreach($out1 as $line) {
+      echo($line)."<br>";
+    }
+  }
+  
+  if ($sha1 === $sha2) {
+    echo_ifdebug($echo, $sha2."<br>");
+    echo_ifdebug($echo, PHP_EOL . "CHECKING_CACHE_VALIDITY: ok!" . PHP_EOL);
+    
+    return true;
+  } else {
+    echo_ifdebug($echo, "<br>" . PHP_EOL . "CHECKING_CACHE_VALIDITY: uncoherent!" . PHP_EOL);
+    
+    return false;
+  }
+  
+}
+
+/**
+ * Check if the static instance is set
+ * 
+ * @return bool
+ */
+public static function issetInstance(): bool
+{
+    return isset(self::$_instance);
+}
+  
+/**
+ * Unset the static instance
+ * 
+ * @return void
+ */
+public static function unsetInstance(): void
+{
+  if (self::$_instance) {
+    self::$_instance = null;
+  }  
+}
+
+/**
+ * Default constructor
+ * 
+ * @return void
+ */
+ private function __construct()
+ {
+ }
+ 
+}