/* Start of CMSMS style sheet 'Module: News' */
<?php
#CMS - CMS Made Simple
#(c)2004 by Ted Kulp (wishy@users.sf.net)
#This project's homepage is: http://cmsmadesimple.sf.net
#
#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: News.module.php 2114 2005-11-04 21:51:13Z wishy $

class News extends CMSModule
{
	function GetName()
	{
		return 'News';
	}

	function GetFriendlyName()
	{
		return $this->Lang('news');
	}

	function IsPluginModule()
	{
		return true;
	}

	function HasAdmin()
	{
		return true;
	}

	function GetVersion()
	{
		return '2.3.0.1';
	}

	function MinimumCMSVersion()
	{
		return '1.0.6';
	}

	function GetAdminDescription()
	{
		return $this->Lang('description');
	}

	function GetAdminSection()
	{
		return 'content';
	}

	function SetParameters()
	{
		$this->RegisterRoute('/[nN]ews\/(?P<articleid>[0-9]+)\/(?P<returnid>[0-9]+)\/d,(?P<detailtemplate>.*?)$/');
		$this->RegisterRoute('/[nN]ews\/(?P<articleid>[0-9]+)\/(?P<returnid>[0-9]+)$/');
		$this->RegisterRoute('/[nN]ews\/(?P<articleid>[0-9]+)$/');
		$this->RegisterRoute('/[nN]ews\/(?P<action>rss)\/(?P<category>.*?)$/', array('showtemplate'=>'false'));
		$this->RegisterRoute('/[nN]ews\/(?P<action>rss)$/', array('showtemplate'=>'false'));

		$this->CreateParameter('pagelimit', 100000, $this->Lang('help_pagelimit'));
		$this->CreateParameter('browsecat', 1, $this->lang('helpbrowsecat'));
		$this->CreateParameter('showarchive', 1, $this->lang('helpshowarchive'));
		$this->CreateParameter('sortasc', 'true', $this->lang('helpsortasc'));
		$this->CreateParameter('sortby', 'news_date', $this->lang('helpsortby'));
		$this->CreateParameter('detailpage', 'pagealias', $this->lang('helpdetailpage'));
		$this->CreateParameter('detailtemplate', 'sometemplate.tpl', $this->lang('helpdetailtemplate'));
		$this->CreateParameter('summarytemplate', 'sometemplate.tpl', $this->lang('helpsummarytemplate'));
		$this->CreateParameter('moretext', 'more...', $this->lang('helpmoretext'));
		$this->CreateParameter('category', 'category', $this->lang('helpcategory'));
		$this->CreateParameter('makerssbutton', 'true', $this->lang('helpmakerssbutton'));
		$this->CreateParameter('dateformat', '%b %d, %Y', $this->lang('helpdateformat'));
		$this->CreateParameter('number', '5', $this->lang('helpnumber'));
		$this->CreateParameter('start', '5', $this->lang('helpstart'));
		$this->mCachable = false;
		
		$this->RegisterContentType('NewsModule', dirname(__FILE__) . DIRECTORY_SEPARATOR . 'contenttype.news.php', $this->GetFriendlyName());
	}

	function ContentPostRender(&$content)
	{
		if ($this->GetPreference('showautodiscovery', 'yes') == 'yes')
		{
			#if (eregi('\{cms_module module=[\"\']?news[\"\']?', $content))
			if (strpos($content, '<!-- Displaying News Module -->') !== FALSE)
			{
				global $gCms;
				$config =& $gCms->GetConfig();

				$matches = array();
				$categories = '';
				if (preg_match("/<!-- News Categories: '(.*?)' -->/", $content, $matches))
					$categories = $matches[1];

				$params = array("showtemplate"=>"false");
				
				$url = '';
				if ($this->GetPreference('autodiscoverylink', '') == '')
				{
					if (($config['assume_mod_rewrite'] == true || $config['internal_pretty_urls'] == true) && $config['use_hierarchy'] == true)
					{
						if ($config['assume_mod_rewrite'] == true)
							$url = $config['root_url'].'/News/rss/'.rawurlencode($categories);
						else
							$url = $config['root_url'].'/index.php/News/rss/'.rawurlencode($categories);
					}
					else
						$url = $config['root_url'].'/index.php?mact=News,cntnt01,rss&amp;cntnt01showtemplate=false&amp;cntnt01category='.rawurlencode($categories).'&amp;cntnt01number=20&amp;cntnt01returnid='.$gCms->variables['content_id'];
				}
				else
				{
					$url = $this->GetPreference('autodiscoverylink', '');
				}
	
				$text = '<link rel="alternate" type="application/rss+xml" title="RSS 2.0" href="'.$url.'" />';
				if (function_exists('str_ireplace'))
				{
					$content = str_ireplace('</head>', $text.'</head>', $content);
				}
				else
				{
					$content = eregi_replace('<\/head>', $text.'</head>', $content);
				}
			}
		}
	}

    function VisibleToAdminUser()
    {
      return $this->CheckPermission('Modify News') || $this->CheckPermission('Modify Site Preferences') || $this->CheckPermission('Modify Templates');
    }

    /**
     * This function is not in the API!!!
     */
    function GetSummaryHtmlTemplate()
    {
      die('deprecated');
    }

    function GetDetailHtmlTemplate()
    {
      die('deprecated');
    }

    function InstallPostMessage()
    {
      return $this->Lang('postinstall');
    }

    function UpdateHierarchyPositions()
    {
      $db =& $this->GetDb();

      $query = "SELECT news_category_id, news_category_name FROM ".cms_db_prefix()."module_news_categories";
      $dbresult = $db->Execute($query);
      while ($dbresult && $row = $dbresult->FetchRow())
	{
	  $current_hierarchy_position = "";
	  $current_long_name = "";
	  $content_id = $row['news_category_id'];
	  $current_parent_id = $row['news_category_id'];
	  $count = 0;
	  
	  while ($current_parent_id > -1)
	    {
	      $query = "SELECT news_category_id, news_category_name, parent_id FROM ".cms_db_prefix()."module_news_categories WHERE news_category_id = ?";
	      $row2 = $db->GetRow($query, array($current_parent_id));
	      if ($row2)
		{
		  $current_hierarchy_position = str_pad($row2['news_category_id'], 5, '0', STR_PAD_LEFT) . "." . $current_hierarchy_position;
		  $current_long_name = $row2['news_category_name'] . ' | ' . $current_long_name;
		  $current_parent_id = $row2['parent_id'];
		  $count++;
		}
	      else
		{
		  $current_parent_id = 0;
		}
	    }
	  
	  if (strlen($current_hierarchy_position) > 0)
	    {
	      $current_hierarchy_position = substr($current_hierarchy_position, 0, strlen($current_hierarchy_position) - 1);
	    }
	  
	  if (strlen($current_long_name) > 0)
	    {
	      $current_long_name = substr($current_long_name, 0, strlen($current_long_name) - 3);
	    }
	  
	  $query = "UPDATE ".cms_db_prefix()."module_news_categories SET hierarchy = ?, long_name = ? WHERE news_category_id = ?";
	  $db->Execute($query, array($current_hierarchy_position, $current_long_name, $content_id));
	}
    }

	function CreateParentDropdown($id, $catid = -1, $selectedvalue = -1)
	{
		$db =& $this->GetDb();

		$longname = '';

		$items['(None)'] = '-1';

		$query = "SELECT hierarchy, long_name FROM ".cms_db_prefix()."module_news_categories WHERE news_category_id = ?";
		$dbresult = $db->Execute($query, array($catid));
		while ($dbresult && $row = $dbresult->FetchRow())
		{
			$longname = $row['hierarchy'] . '%';
		}

		$query = "SELECT news_category_id, news_category_name, hierarchy, long_name FROM ".cms_db_prefix()."module_news_categories WHERE hierarchy not like ? ORDER by hierarchy";
		$dbresult = $db->Execute($query, array($longname));
		while ($dbresult && $row = $dbresult->FetchRow())
		{
			$items[$row['long_name']] = $row['news_category_id'];
		}

		return $this->CreateInputDropdown($id, 'parent', $items, -1, $selectedvalue);
	}

	function GetHelp($lang='en_US')
	{
		return $this->Lang('help');
	}

	function GetAuthor()
	{
		return 'Ted Kulp';
	}

	function GetAuthorEmail()
	{
		return 'wishy@cmsmadesimple.org';
	}

	function GetChangeLog()
	{
		return $this->Lang('changelog');
	}
	
	function GetEventDescription( $eventname )
	{
		return $this->lang('eventdesc-' . $eventname);
	}

	function GetEventHelp( $eventname )
	{
		return $this->lang('eventhelp-' . $eventname);
	}
	
	function SearchResult($returnid, $articleid, $attr = '')
	{
		$result = array();
		
		if ($attr == 'article')
		{
			$db =& $this->GetDb();
			$q = "SELECT news_title FROM ".cms_db_prefix()."module_news WHERE
			      news_id = ?";
			$dbresult = $db->Execute( $q, array( $articleid ) );
			if ($dbresult)
			{
				$row = $dbresult->FetchRow();

				//0 position is the prefix displayed in the list results.
				$result[0] = $this->GetFriendlyName();
		
				//1 position is the title
				$result[1] = $row['news_title'];

				//2 position is the URL to the title.
				$prettyurl = 'news/' . $articleid;
				$result[2] = $this->CreateLink('cntnt01', 'detail', $returnid, '', array('articleid' => $articleid) ,'', true, false, '', true, $prettyurl);
			}
		}
		
		return $result;
	}
	
	function SearchReindex(&$module)
	{
		$db =& $this->GetDb();
		
		$query = 'SELECT * FROM '.cms_db_prefix().'module_news ORDER BY news_date';
		$result = &$db->Execute($query);

		while ($result && !$result->EOF)
		{
			if ($result->fields['status'] == 'published')
			{
				$module->AddWords($this->GetName(), $result->fields['news_id'], 'article', $result->fields['news_data'] . ' ' . $result->fields['summary'] . ' ' . $result->fields['news_title'] . ' ' . $result->fields['news_title'], $result->fields['end_time'] != NULL ?  $db->UnixTimeStamp($result->fields['end_time']) : NULL);
			}
			$result->MoveNext();
		}
	}

	/**
	* An api function (callable from user tags) that allows the creation
	* of a new news article in a named category.
	*
	* AuthorID, is taken from the currently logged in ID, or is set at 0
	*/
	function AddNewArticle( $category, $title, $summary, $text = null, $start_time = null, $end_time = null, $status = 'published', $icon = null )
	{
		$db =& $this->GetDb();

		// find the category id
		$q = "SELECT news_category_id AS id FROM ".cms_db_prefix()."module_news_categories
		WHERE news_category_name = ?";
		$dbresult = $db->Execute( $q, array( $category ) );
		if( !$dbresult || $dbresult->RecordCount() == 0 )
		{
			return array( FALSE, $this->Lang('error_api_nocategory') );
		}
		$row = $dbresult->FetchRow();
		$catid = $row['id'];

		// find the author id given a name
		$authorid = 0;
		if( get_userid() != false )
		{
			$authorid = get_userid();
		}

		// check the remaining params
		if( $summary == '' )
		{
			return array( FALSE, $this->Lang('error_api_nosummary') );
		}

		if( $start_time == null )
		{
			$start_time = trim($db->DBTimeStamp(time()), "'");
		}

		// get a new article id
		$newsid = $db->GenID(cms_db_prefix()."module_news_seq");

		// prepare the query
		$query = 'INSERT INTO '.cms_db_prefix().'module_news ( NEWS_ID, NEWS_CATEGORY_ID, AUTHOR_ID, NEWS_TITLE, NEWS_DATA, NEWS_DATE, SUMMARY, START_TIME, END_TIME, STATUS, ICON, CREATE_DATE, MODIFIED_DATE ) VALUES (?,?,?,?,?,?,?,?,?,?,?,'.$db->DBTimeStamp(time()).','.$db->DBTimeStamp(time()).')';
		$parms = array( $newsid, $catid, $authorid, $title, $text, 
			$start_time,
			$summary, $start_time, $end_time, $status, $icon);

		// and go
		$dbresult = $db->Execute( $query, $parms );
		if( !$dbresult )
		{
			return array( FALSE, $this->Lang('error_api_dberror') );
		}
		
		@$this->SendEvent('NewsArticleAdded', array('news_id' => $newsid, 'category_id' => $catid, 'title' => $title, 'content' => $text, 'summary' => $summary, 'status' => $status, 'start_time' => $start_time, 'end_time' => $end_time));

		return array( TRUE );
	}

  function myRedirectToTab( $id, $tab, $params = '' )
  {
    $parms = array();
    if( is_array( $params ) )
      {
	$parms = $params;
      }
    $parms = array('active_tab' => $tab );
    $this->myRedirect( $id, 'defaultadmin', $parms );
  }

  function myRedirect( $id, $action, $params = '' )
  {
    unset( $params['action'] );
    $this->Redirect( $id, $action, '', $params );
  }


  /*---------------------------------------------------------
   _AdminEditDefaultTemplateForm
   NOT PART OF THE MODULE API

   A function that provides a form for editing a default template
   and/or returning it to system defaults.
   ---------------------------------------------------------*/
  function _AdminEditDefaultTemplateForm($id,$returnid,$prefname,$active_tab,$title,
					 $filename,$info)
  {
    $smarty =& $this->smarty;
    $smarty->assign('defaulttemplateform_title',$title);
    $smarty->assign('info_title',$info);
    $smarty->assign('startform',
		    $this->CreateFormStart($id,'setdefaulttemplate',$returnid,'post','',false,'',
					   array('prefname'=>$prefname,
						 'active_tab'=>$active_tab,
						 'filename'=>$filename)));
    $smarty->assign('prompt_template',$this->Lang('template'));
    $smarty->assign('input_template',$this->CreateTextArea(false,$id,
							   $this->GetPreference($prefname),
							   'input_template'));
    $smarty->assign('submit',$this->CreateInputSubmit($id,'submit',$this->Lang('submit')));
    $smarty->assign('reset',$this->CreateInputSubmit($id,'resettodefault',
						     $this->Lang('resettodefault')));
    $smarty->assign('endform',
		    $this->CreateFormEnd());
    echo $this->ProcessTemplate('editdefaulttemplate.tpl');
  }


  /*---------------------------------------------------------
   _AdminCreateTemplateList( $id, $params, $returnid )
   NOT PART OF THE MODULE API

   A function that provides a list of templates matching
   a prefix, and the appropriate edit, add, and delete links.
   ---------------------------------------------------------*/
  function _AdminCreateTemplateList( $id, $returnid, $prefix, $defaulttemplatepref, 
				     $active_tab, $defaultprefname,
				     $title)
  {
    // we're gonna allow multiple templates here
    // but we're gonna prefix them all with something
    global $gCms;
    
    $falseimage1 = $gCms->variables['admintheme']->DisplayImage('icons/system/false.gif','make default','','','systemicon');
    $trueimage1 = $gCms->variables['admintheme']->DisplayImage('icons/system/true.gif','default','','','systemicon');
    $alltemplates = $this->ListTemplates();
    $rowarray = array();
    $rowclass = 'row1';
    foreach( $alltemplates as $onetemplate )
      {
	if( !preg_match("/^$prefix/", $onetemplate ) )
	  {
	    continue;
	  }
	
	$tmp = substr($onetemplate,strlen($prefix));
	$row = new StdClass();
	$row->name = $this->CreateLink( $id, 'edittemplate', $returnid,
					$tmp, array('template' => $tmp,
						    'active_tab' => $active_tab,
						    'title'=>$title,
						    'prefix'=>$prefix,
						    'mode'=>'edit'));
	$row->rowclass = $rowclass;

	$default = ($this->GetPreference($defaultprefname) == $tmp) ? true : false;
	if( $default )
	  {
	    $row->default = $trueimage1;
	  }
	else
	  {
	    $row->default = $this->CreateLink( $id, 'makedefaulttemplate', $returnid,
					       $falseimage1,
					       array('template'=>$tmp,
						     'defaultprefname'=>$defaultprefname,
						     'active_tab' => $active_tab));
	  }

	$row->editlink = $this->CreateLink( $id, 'edittemplate', $returnid,
					    $gCms->variables['admintheme']->
					    DisplayImage ('icons/system/edit.gif',
							  $this->Lang ('edit'), '', '', 'systemicon'),
					    array ('template' => $tmp,
						   'active_tab' => $active_tab,
						   'prefix'=>$prefix,
						   'title'=>$title,
						   'mode'=>'edit'));
	
	$tmp = $prefix."default";
	if( $onetemplate == $tmp )
	  {
	    $row->deletelink = '&nbsp;';
	  }
	else
	  {
	    $row->deletelink = $this->CreateLink( $id, 'deletetemplate', $returnid,
						  $gCms->variables['admintheme']->
						  DisplayImage ('icons/system/delete.gif',
								$this->Lang ('delete'), '', '', 'systemicon'),
						  array ('template' => $onetemplate),
						  $this->Lang ('areyousure'));
	  }
	
	array_push ($rowarray, $row);
	($rowclass == "row1" ? $rowclass = "row2" : $rowclass = "row1");
      }
    
    $this->smarty->assign('items', $rowarray );
    $this->smarty->assign('nameprompt', $this->Lang('prompt_name'));
    $this->smarty->assign('defaultprompt', $this->Lang('prompt_default'));
    $this->smarty->assign('newtemplatelink',
			  $this->CreateLink( $id, 'edittemplate', $returnid,
					     $this->Lang('prompt_newtemplate'),
					     array('prefix' => $prefix,
						   'active_tab' => $active_tab,
						   'title'=>$title,
						   'mode' => 'add',
						   'defaulttemplatepref' => $defaulttemplatepref
						   )));
    $this->smarty->assign($this->CreateFormEnd());
    echo $this->ProcessTemplate('edittemplates.tpl');
  }


}

# vim:ts=4 sw=4 noet
?>

/* End of 'Module: News' */