inc/database.php

   1 <?php
   2 // Initialize layer
   3 $layer = null;
   4
   5 // Is the type defined?
   6 if (!defined('_DB_TYPE')) {
   7         // Abort here
   8         ApplicationEntryPoint::app_die("[Main:] Please define a database type first!<br />
   9 E.g.:<pre>&#36;GLOBALS[&#39;cfg&#39]->defineDatabaseType(&quot;local&quot;);</pre>
  10 This will choose the local-file-based database type (layer)");
  11 }
  12
  13 // Generate FQFN for the database layer
  14 $INC = sprintf("%sinc/database/lib-%s%s", PATH, _DB_TYPE, FrameworkConfiguration::getInstance()->readConfig("php_extension"));
  15
  16 // Load the database layer include
  17 if ((file_exists($INC)) && (is_file($INC)) && (is_readable($INC))) {
  18         // Load the layer
  19         require_once($INC);
  20 } else {
  21         // Layer is missing!
  22         ApplicationEntryPoint::app_die(sprintf("[Main:] Database layer is missing! (%s) -&gt; R.I.P.",
  23                 _DB_TYPE
  24         ));
  25 }
  26
  27 // Clean it up
  28 unset($INC);
  29
  30 // Prepare database instance
  31 try {
  32         $db = DatabaseConnection::createDatabaseConnection(DebugMiddleware::getInstance(), $layer);
  33 } catch (NullPointerException $e) {
  34         ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: <strong>%s</strong><br />\n",
  35                 $e->getMessage()
  36         ));
  37 } catch (InvalidDirectoryResourceException $e) {
  38         ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: <strong>%s</strong><br />\n",
  39                 $e->getMessage()
  40         ));
  41 } catch (PathIsEmptyException $e) {
  42         ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: <strong>%s</strong><br />\n",
  43                 $e->getMessage()
  44         ));
  45 } catch (PathIsNoDirectoryException $e) {
  46         ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: <strong>%s</strong><br />\n",
  47                 $e->getMessage()
  48         ));
  49 } catch (PathReadProtectedException $e) {
  50         ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: <strong>%s</strong><br />\n",
  51                 $e->getMessage()
  52         ));
  53 } catch (DirPointerNotOpenedException $e) {
  54         ApplicationEntryPoint::app_die(sprintf("[Main:] Datenbank-System nicht initialisiert. Reason: <strong>%s</strong><br />\n",
  55                 $e->getMessage()
  56         ));
  57 }
  58
  59 // Datenbankobjekt debuggen
  60 if (defined('DEBUG_DATABASE_OBJ')) {
  61         DebugMiddleware::getInstance()->output(sprintf("Die Datenbank-Schicht sieht wie folgt aus:<br />
  62 <pre>%s</pre>\n",
  63                 print_r($db, true)
  64         ));
  65 }
  66
  67 // [EOF]
  68 ?>