dbxKernel.php

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<?php
 
//global $dbxGlobalObj; $dbxGlobalVar;  $dbxCacheTPL;
 
 
 
 
require_once __DIR__ .'/dbxApi.php';
 
/* 
set_error_handler(function ($errno, $errstr, $errfile, $errline) {
  $log = sprintf("[%s] Fehler (%d): %s in %s Zeile %d\n", 
      date('Y-m-d H:i:s'), $errno, $errstr, $errfile, $errline
  );
  error_log($log);
});
 
set_exception_handler(function ($exception) {
  $log = sprintf("[%s] Ausnahme: %s in %s Zeile %d\n", 
      date('Y-m-d H:i:s'), $exception->getMessage(), 
      $exception->getFile(), $exception->getLine()
  );
  error_log($log);
});
 
 */
 

class dbxObj {
 
  Public $_properties=array();
  Public $_section='';
  Public $_process='';
  protected $_callback_owner = null;
  protected $_callback_id = '';
  protected $_callbacks = array();
 

  public function set_callback_owner($owner): void {
    if (is_object($owner)) {
      $this->_callback_owner = $owner;
    }
  }

  public function set_callback_id(string $id): void {
    $this->_callback_id = $this->normalize_callback_id($id);
  }

  public function set_callback(string $event, string $callback): void {
    if ($event !== '') {
      $this->_callbacks[$event] = $callback;
    }
  }

  protected function normalize_callback_id(string $id): string {
    $id = preg_replace('/[^A-Za-z0-9_]+/', '_', $id);
    $id = trim((string) $id, '_');
 
    if ($id !== '' && preg_match('/^[0-9]/', $id)) {
      $id = '_' . $id;
    }
 
    return $id;
  }

  protected function get_callback_name(string $event): string {
    if ($event === '') {
      return '';
    }
 
    if (isset($this->_callbacks[$event]) && $this->_callbacks[$event] !== '') {
      return $this->_callbacks[$event];
    }
 
    if ($this->_callback_id === '') {
      return '';
    }
 
    return $this->_callback_id . '_' . $event;
  }

  protected function get_callback_owner() {
    if (is_object($this->_callback_owner)) {
      return $this->_callback_owner;
    }
 
    if (function_exists('dbx')) {
      return dbx()->get_current_owner();
    }
 
    return null;
  }

  protected function callback(string $event, mixed $value): mixed {
    $callback = $this->get_callback_name($event);
 
    if ($callback === '') {
      return $value;
    }
 
    $owner = $this->get_callback_owner();
 
    if (!is_object($owner)) {
      return $value;
    }
 
    if (is_callable(array($owner, $callback))) {
      return $owner->$callback($this, $value);
    }
 
    if (!method_exists($owner, $callback)) {
      return $value;
    }
 
    try {
      $method = new ReflectionMethod($owner, $callback);
    } catch (ReflectionException $e) {
      return $value;
    }
 
    if ($method->isStatic()) {
      return $value;
    }
 
    return $method->invoke($owner, $this, $value);
  }
 
 

  public function set_property($name,$value,$section='',$modul='modul') {
    if (!$section) $section=$this->_section;
    if ( $modul=='modul') $modul=dbx()->get_system_var('dbx_activ_modul');
    if (!$section) {
       $this->_properties[$name]=$value;
    } else {
      dbx()->set_session_var($name,$value,$section,$modul);  
    }   
    //if (!is_array($value)) dbx_debug("Set_property=($name) section ($section) modul=($modul) value=($value)");
  }

  public function get_property($name,$default='',$section='',$modul='modul') {
    if (!$section) $section=$this->_section;  
    if (!$section) { 
      if (isset($this->_properties[$name])) {
        $value=$this->_properties[$name];
      } else {
        $value=$default;
      }
    } else {
      if ($modul=='modul') $modul=dbx()->get_system_var('dbx_activ_modul');
      $value=dbx()->get_session_var($name,$default,$section,$modul);
    }
    //if (!is_array($value)) dbx_debug("Get_property=($name) section ($section) modul=($modul) value=($value)");
    return $value;
  }
   

  public function del_property($name,$section='',$modul='modul') {
    if (!$section) $section=$this->_section;
    if (!$section) {
      if ($name != '*') {
        if (isset($this->_properties[$name])) unset($this->_properties[$name]);
      } else {
        $this->_properties=array();
      }   
    }
    if ($section) {
      if ($modul=='modul') $modul=dbx()->get_system_var('dbx_activ_modul');
      dbx()->delete_session_var($name,$section,$modul); 
    }
  }

  public function dbx_next_process($content,$process='',$mode='append') {
    $next=''; $pos=0;
    if (!$process) $process=dbx()->get_session_var('dbx_process',0);
    //dbx_debug("#GET-PROCESS=($process)");
    if ($process) {
      $oProcess=dbx()->get_system_obj('dbxProcess');
      $next=$oProcess->run($process);
      $pos =$oProcess->get_property('stepp');
    }
  
    //$content.="<br>Process=($process) Pos=($pos)<br>$next";
    if ($mode=='append')  $content.=$next;
    if ($mode=='insert')  $content =$next.$content;
    if ($mode=='replace') $content =$next;
    
    return $content;
 }
 
 
 
}
 
// - - - - - -

class dbxUndefModul {
   function run() {
      $class = dbx()->get_system_var('dbx_modul');
      return "The Modul Classfile <b>$class</b> is undef!";
   }
}

class dbxUndefClass {
   function run() {
      $url   = dbx()->get_base_url();
      $path  = dbx()->get_base_dir();
      $action= dbx()->get_modul_var('dbx_run1');
      $class = dbx()->get_system_var('dbx_modul');
      $inc   = dbx()->get_system_var('dbx_inc');
      $master= dbx()->get_system_var('dbx_master_modul');
      $mact  = dbx()->get_system_var('dbx_master_action');
      return "Aktion=($action) Modul Inc-Classfile <b>$inc</b> from <b>$class</b> is undef!<br> Master=($master) Action=($mact)<br>Base-Url=($url)";
   }
}