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   1  <?php
   2  /**************************************************************************\
   3  * eGroupWare Wiki - SiteMgr module                                         *
   4  * http://www.egroupware.org                                                *
   5  * -------------------------------------------------                        *
   6  * Copyright (c) 2004-6 by RalfBecker@outdoor-training.de                   *
   7  * --------------------------------------------                             *
   8  *  This program is free software; you can redistribute it and/or modify it *
   9  *  under the terms of the GNU General Public License as published by the   *
  10  *  Free Software Foundation; either version 2 of the License, or (at your  *
  11  *  option) any later version.                                              *
  12  \**************************************************************************/
  13  
  14  /* $Id: class.module_wiki.inc.php 20988 2006-04-06 11:09:19Z ralfbecker $ */
  15  
  16  include_once (EGW_INCLUDE_ROOT.'/wiki/inc/class.uiwiki.inc.php');
  17  
  18  /**
  19   * extends the wiki user-interface for sitemgr
  20   *
  21   * As php cant do multiple inheritance, we have to use two classes
  22   */
  23  class sitemgr_wiki extends uiwiki
  24  {
  25      var $wikipage_param = 'wikipage';    // name of the get-param used to transport the wiki-page-names
  26      var $wikilang_param = 'wikilang';    // name of the get-param used to transport the wiki-lang
  27      var $search_tag = '--s-e-a-r-c-h--';    // used to mark queries
  28      var $arguments;
  29  
  30  	function sitemgr_wiki($arguments)
  31      {
  32          $this->arguments = $arguments;
  33  
  34          // calling the constructor of the extended class
  35          $this->uiwiki();
  36      }
  37  
  38      /**
  39       * reimplemented that the we stay in SiteMgr and dont loose the actual SiteMgr page
  40       */
  41  	function viewURL($page, $lang='', $version='', $full = '')
  42      {
  43          $url = $_SERVER['PHP_SELF'].'?';
  44          foreach($_GET as $name => $val)
  45          {
  46              if (!in_array($name,array('search',$this->wikipage_param,$this->wikilang_param)))
  47              {
  48                  $url .= $name.'='.urlencode($val).'&';
  49              }
  50          }
  51          foreach(array('lang','version','full') as $name)
  52          {
  53              if ($$name || is_array($page) && $page[$name])
  54              {
  55                  if (!$$name && !($$name = $page[$name])) continue;
  56  
  57                  if ($name != 'lang')
  58                  {
  59                      $url .= $name.'='.urlencode($$name).'&';
  60                  }
  61                  elseif($lang != $GLOBALS['egw_info']['user']['prefereces']['common']['lang'])
  62                  {
  63                      $url .= $this->wikilang_param.'='.urlencode($$name).'&';
  64                  }
  65              }
  66          }
  67          $url .= $this->wikipage_param.'='.urlencode(is_array($page) ? $page['name'] : $page);
  68          
  69          // the page-parameter has to be the last one, as the old wiki code only calls it once with empty page and appends the pages later
  70          return $url;
  71      }
  72      
  73      /**
  74       * reimplemented to disallow editing
  75       */
  76  	function editURL($page, $lang='',$version = '')
  77      {
  78          return False;
  79      }
  80      
  81      /**
  82       * Show the page-header for the sitemgr module
  83       *
  84       * @param object/boolean $page sowikipage object or false
  85       * @param string $title title of the search
  86       */
  87  	function header($page=false,$title='')
  88      {
  89          $html = '<table class="wiki-title"><tr>';
  90          if ($page && ($this->arguments['title'] == 2 || $this->arguments['title'] == 1 && $page->name == $this->arguments['startpage']))
  91          {
  92              $title = $this->html->htmlspecialchars($page->title);
  93          }
  94          if ($this->arguments['search'])
  95          {
  96              $search = '<form class="wiki-search" action="'.htmlspecialchars($this->viewURL($this->search_tag)).'" method="POST">'.
  97                  '<input name="search" value="'.$this->html->htmlspecialchars($_REQUEST['search']).'" />&nbsp;'.
  98                  '<input type="submit" value="'.$this->html->htmlspecialchars(lang('Search')).'" /></form>'."\n";
  99          }
 100          if ($title && $search || $search && $this->arguments['title'] == 1)
 101          {
 102              return '<table class="wiki-title" cellpadding="0" cellspacing="0"><tr><td><div class="wiki-title">'.$title.
 103                  '</div></td><td align="right" class="wiki-search">'.$search."</td></tr></table>\n";
 104          }
 105          elseif ($title)
 106          {
 107              return '<div class="wiki-title">'.$title."</div>\n";
 108          }
 109          else
 110          {
 111              return '<div class="wiki-search">'.$search."</div>\n";
 112          }
 113          return '';
 114      }
 115      
 116      /**
 117       * Show the page-footer for the sitemgr module
 118       *
 119       * @param object/boolean $page sowikipage object or false
 120       */
 121  	function footer($page=false)
 122      {
 123          return '';
 124      }
 125  
 126      /**
 127       * view a manual page
 128       */
 129  	function view()
 130      {
 131          $wikipage = isset($_GET[$this->wikipage_param]) ? stripslashes(urldecode($_GET['wikipage'])) :
 132              (empty($this->arguments['startpage']) ? $this->config['wikihome'] : $this->arguments['startpage']);
 133  
 134          if ($wikipage == $this->search_tag) return $this->search(true);
 135  
 136          $parts = explode(':',$wikipage);
 137          if (count($parts) > 1)
 138          {
 139              $lang = array_pop($parts);
 140              if (strlen($lang) == 2 || strlen($lang) == 5 && $lang[2] == '-')
 141              {
 142                  $wikipage = implode(':',$parts);
 143              }
 144              else
 145              {
 146                  $lang = $_GET[$this->wikilang_param];
 147              }
 148          }
 149          $page =& $this->page($wikipage,$lang);
 150          if ($page->read() === False) $page = false;
 151          
 152          $html = $this->header($page);
 153          
 154          if (!$page) $html .= '<p><b>'.lang("Page '%1' not found !!!",'<i>'.$wikipage.($lang ? ':'.$lang : '').'</i>')."</b></p>\n";
 155  
 156          $html .= '<div class="wiki-content">' . $this->get($page) . "</div>\n";
 157          $html .= $this->footer($page);
 158  
 159          return $html;
 160      }
 161  }
 162  
 163  /**
 164   * extends SiteMgr's Module class and instanciates the sitemgr_wiki class to display pages
 165   */
 166  class module_wiki extends Module
 167  {
 168  	function module_wiki()
 169      {
 170          $GLOBALS['egw']->translation->add_app('wiki');
 171  
 172          $this->arguments = array(
 173              'startpage' => array(
 174                  'type' => 'textfield',
 175                  'label' => lang('Wiki startpage')
 176              ),
 177              'title' => array(
 178                  'type' => 'select',
 179                  'label' => lang('Show the title of the wiki page'),
 180                  'options' => array(
 181                      0 => lang('never'),
 182                      1 => lang('only on the first page'),
 183                      2 => lang('on all pages'),
 184                  )
 185              ),    
 186              'search' => array(
 187                  'type' => 'checkbox',
 188                  'label' => lang('Show a search'),
 189              ),
 190          );
 191          $this->properties = array();
 192          $this->title = lang('Wiki');
 193          $this->description = lang('Use this module for displaying wiki-pages');
 194      }
 195  
 196  	function get_content(&$arguments,$properties)
 197      {
 198          if (!@$GLOBALS['egw_info']['user']['apps']['wiki'])
 199          {
 200              return lang('You have no rights to view wiki content !!!');
 201          }
 202          $wiki =& new sitemgr_wiki($arguments);
 203  
 204          return $wiki->view();
 205      }
 206  }