<?php // -*- mode:php; tab-width:4; indent-tabs-mode:t; c-basic-offset:4; -*-
#CMS - CMS Made Simple
#(c)2004-2008 by Ted Kulp (ted@cmsmadesimple.org)
#This project's homepage is: http://cmsmadesimple.org
#
#This program 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 2 of the License, or
#(at your option) any later version.
#
#This program 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 this program; if not, write to the Free Software
#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
#$Id$
 
/**
 * Represents a template in the database.
 *
 * @author Ted Kulp
 * @since 2.0
 * @version $Revision$
 * @modifiedby $LastChangedBy$
 * @lastmodified $Date$
 * @license GPL
 **/
class CmsTemplate extends CmsObjectRelationalMapping
{  
  var $params = array('id' => -1, 'name' => '', 'content' => '', 'stylesheet' => '', 'encoding' => '', 'active' => true, 'default' => false);
  var $field_maps = array('template_name' => 'name', 'default_template' => 'default', 'template_content' => 'content');
  var $table = 'templates';
  //var $sequence = 'templates_seq';
  
  public function setup()
  {
    $this->create_has_many_association('stylesheet_associations', 'template_stylesheet_association', 'template_id', array('order' => 'order_num ASC'));
    $this->create_has_and_belongs_to_many_association('stylesheets', 'stylesheet', 'stylesheet_template_assoc', 'stylesheet_id', 'template_id', array('order' => 'order_num ASC'));
    $this->create_has_and_belongs_to_many_association('active_stylesheets', 'stylesheet', 'stylesheet_template_assoc', 'stylesheet_id', 'template_id', array('order' => 'order_num ASC', 'conditions' => 'stylesheets.active = 1'));
  }
  
  function usage_count()
  {
    $templateops = cmsms()->GetTemplateOperations();
    if ($this->id > -1)
      return $templateops->UsageCount($this->id);
    else
      return 0;
  }
  
  function UsageCount()
  {
    return $this->usage_count();
  }
  
  function validate()
  {
    $this->validate_not_blank('name', lang('nofieldgiven',array(lang('title'))));
    $this->validate_not_blank('content', lang('nofieldgiven',array(lang('content'))));
    if ($this->name != '')
    {
      $result = cms_orm()->template->find_all_by_name($this->name);
      if (count($result) > 0)
      {
        if ($result[0]->id != $this->id)
        {
          $this->add_validation_error(lang('templateexists'));
        }
      }
    }
  }
  
  public function get_stylesheet_media_types($show_inactive = false)
  {
    $result = array();
    
    foreach ($this->active_stylesheets as $stylesheet)
    {
      foreach ($stylesheet->get_media_types_as_array() as $media_type)
      {
        if (!in_array($media_type, $result))
          $result[] = $media_type;
      }
    }
 
    return $result;
  }
  
  public function assign_stylesheet_by_id($stylesheet_id)
  {
    $exists = false;
    $cur_stylesheets = $this->stylesheets;
    foreach ($cur_stylesheets as $one_stylesheet)
    {
      if ($one_stylesheet->stylesheet_id == $stylesheet_id)
      {
        $exists = true;
        break;
      }
    }
    
    if (!$exists)
    {
      $new_assoc = new CmsTemplateStylesheetAssociation;
      $new_assoc->template_id = $this->id;
      $new_assoc->stylesheet_id = $stylesheet_id;
      $new_assoc->save();
    }
  }
  
  public function remove_assigned_stylesheet_by_id($stylesheet_id)
  {
    $cur_stylesheets = $this->stylesheet_associations;
    foreach ($cur_stylesheets as $one_stylesheet)
    {
      if ($one_stylesheet->stylesheet_id == $stylesheet_id)
      {
        $one_stylesheet->delete();
        break;
      }
    }
  }
  
  //Callback handlers
  function before_save()
  {
    //Make sure we have a default template set or we'll probably break stuff down the road
    if (cms_orm()->cms_template->find_count_by_default_template(1) == 0)
    {
      $this->default_template = 1;
    }
    CmsEvents::send_event( 'Core', ($this->id == -1 ? 'AddTemplatePre' : 'EditTemplatePre'), array('template' => &$this));
  }
  
  function after_save()
  {
    CmsEvents::send_event( 'Core', ($this->create_date == $this->modified_date ? 'AddTemplatePost' : 'EditTemplatePost'), array('template' => &$this));
    CmsCache::clear();
    CmsContentOperations::clear_cache();
  }
  
  function before_delete()
  {
    CmsEvents::send_event('Core', 'DeleteTemplatePre', array('template' => &$this));
  }
  
  function after_delete()
  {
    CmsEvents::send_event('Core', 'DeleteTemplatePost', array('template' => &$this));
    CmsCache::clear();
    CmsContentOperations::clear_cache();
  }
}
 
class Template extends CmsTemplate {}
 
# vim:ts=4 sw=4 noet
?>