nucleus/libs/ENCAPSULATE.php

   1 <?php
   2 /*
   3  * Nucleus: PHP/MySQL Weblog CMS (http://nucleuscms.org/)
   4  * Copyright (C) 2002-2006 The Nucleus Group
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  * (see nucleus/documentation/index.html#license for more info)
  11  */
  12
  13 /**
  14  * Part of the code for the Nucleus admin area
  15  *
  16  * @license http://nucleuscms.org/license.txt GNU General Public License
  17  * @copyright Copyright (C) 2002-2006 The Nucleus Group
  18  * @version $Id: ENCAPSULATE.php,v 1.1 2006-07-12 07:13:31 kimitake Exp $
  19  */
  20
  21 class ENCAPSULATE {
  22         /**
  23           * Uses $call to call a function using parameters $params
  24           * This function should return the amount of entries shown.
  25           * When entries are show, batch operation handlers are shown too.
  26           * When no entries were shown, $errormsg is used to display an error
  27           *
  28           * Passes on the amount of results found (for further encapsulation)
  29           */
  30         function doEncapsulate($call, $params, $errorMessage = 'No entries') {
  31                 // start output buffering
  32                 ob_start();
  33
  34                 $nbOfRows = call_user_func_array($call, $params);
  35
  36                 // get list contents and stop buffering
  37                 $list = ob_get_contents();
  38                 ob_end_clean();
  39
  40                 if ($nbOfRows > 0) {
  41                         $this->showHead();
  42                         echo $list;
  43                         $this->showFoot();
  44                 } else {
  45                         echo $errorMessage;
  46                 }
  47
  48                 return $nbOfRows;
  49         }
  50 }
  51
  52 /**
  53   * A class used to encapsulate a list of some sort inside next/prev buttons
  54   */
  55 class NAVLIST extends ENCAPSULATE {
  56
  57         function NAVLIST($action, $start, $amount, $minamount, $maxamount, $blogid, $search, $itemid) {
  58                 $this->action = $action;
  59                 $this->start = $start;
  60                 $this->amount = $amount;
  61                 $this->minamount = $minamount;
  62                 $this->maxamount = $maxamount;
  63                 $this->blogid = $blogid;
  64                 $this->search = $search;
  65                 $this->itemid = $itemid;
  66         }
  67
  68         function showBatchList($batchtype, $query, $type, $template, $errorMessage = _LISTS_NOMORE) {
  69                 $batch =& new BATCH($batchtype);
  70
  71                 $this->doEncapsulate(
  72                                 array(&$batch, 'showlist'),
  73                                 array(&$query, $type, $template),
  74                                 $errorMessage
  75                 );
  76
  77         }
  78
  79
  80         function showHead() {
  81                 $this->showNavigation();
  82         }
  83         function showFoot() {
  84                 $this->showNavigation();
  85         }
  86
  87         /**
  88           * Displays a next/prev bar for long tables
  89           */
  90         function showNavigation() {
  91                 $action = $this->action;
  92                 $start = $this->start;
  93                 $amount = $this->amount;
  94                 $minamount = $this->minamount;
  95                 $maxamount = $this->maxamount;
  96                 $blogid = $this->blogid;
  97                 $search = $this->search;
  98                 $itemid = $this->itemid;
  99
 100                 $prev = $start - $amount;
 101                 if ($prev < $minamount) $prev=$minamount;
 102
 103                 // maxamount not used yet
 104         //      if ($start + $amount <= $maxamount)
 105                         $next = $start + $amount;
 106         //      else
 107         //              $next = $start;
 108
 109         ?>
 110         <table class="navigation">
 111         <tr><td>
 112                 <form method="post" action="index.php"><div>
 113                 <input type="submit" value="&lt;&lt; <?php echo  _LISTS_PREV?>" />
 114                 <input type="hidden" name="blogid" value="<?php echo  $blogid; ?>" />
 115                 <input type="hidden" name="itemid" value="<?php echo  $itemid; ?>" />
 116                 <input type="hidden" name="action" value="<?php echo  $action; ?>" />
 117                 <input type="hidden" name="amount" value="<?php echo  $amount; ?>" />
 118                 <input type="hidden" name="search" value="<?php echo  $search; ?>" />
 119                 <input type="hidden" name="start" value="<?php echo  $prev; ?>" />
 120                 </div></form>
 121         </td><td>
 122                 <form method="post" action="index.php"><div>
 123                 <input type="hidden" name="blogid" value="<?php echo  $blogid; ?>" />
 124                 <input type="hidden" name="itemid" value="<?php echo  $itemid; ?>" />
 125                 <input type="hidden" name="action" value="<?php echo  $action; ?>" />
 126                 <input name="amount" size="3" value="<?php echo  $amount; ?>" /> <?php echo _LISTS_PERPAGE?>
 127                 <input type="hidden" name="start" value="<?php echo  $start; ?>" />
 128                 <input type="hidden" name="search" value="<?php echo  $search; ?>" />
 129                 <input type="submit" value="&gt; <?php echo _LISTS_CHANGE?>" />
 130                 </div></form>
 131         </td><td>
 132                 <form method="post" action="index.php"><div>
 133                 <input type="hidden" name="blogid" value="<?php echo  $blogid; ?>" />
 134                 <input type="hidden" name="itemid" value="<?php echo  $itemid; ?>" />
 135                 <input type="hidden" name="action" value="<?php echo  $action; ?>" />
 136                 <input type="hidden" name="amount" value="<?php echo  $amount; ?>" />
 137                 <input type="hidden" name="start" value="0" />
 138                 <input type="text" name="search" value="<?php echo  $search; ?>" size="7" />
 139                 <input type="submit" value="&gt; <?php echo  _LISTS_SEARCH?>" />
 140                 </div></form>
 141         </td><td>
 142                 <form method="post" action="index.php"><div>
 143                 <input type="submit" value="<?php echo _LISTS_NEXT?> &gt; &gt;" />
 144                 <input type="hidden" name="search" value="<?php echo  $search; ?>" />
 145                 <input type="hidden" name="blogid" value="<?php echo  $blogid; ?>" />
 146                 <input type="hidden" name="itemid" value="<?php echo  $itemid; ?>" />
 147                 <input type="hidden" name="action" value="<?php echo  $action; ?>" />
 148                 <input type="hidden" name="amount" value="<?php echo  $amount; ?>" />
 149                 <input type="hidden" name="start" value="<?php echo  $next; ?>" />
 150                 </div></form>
 151         </td></tr>
 152         </table>
 153         <?php   }
 154
 155
 156 }
 157
 158
 159 /**
 160  * A class used to encapsulate a list of some sort in a batch selection
 161  */
 162 class BATCH extends ENCAPSULATE {
 163         function BATCH($type) {
 164                 $this->type = $type;
 165         }
 166
 167         function showHead() {
 168                 ?>
 169                         <form method="post" action="index.php">
 170                 <?php
 171 // TODO: get a list op operations above the list too
 172 // (be careful not to use the same names for the select...)
 173 //              $this->showOperationList();
 174         }
 175
 176         function showFoot() {
 177                 $this->showOperationList();
 178                 ?>
 179                         </form>
 180                 <?php   }
 181
 182         function showOperationList() {
 183                 global $manager;
 184                 ?>
 185                 <div class="batchoperations">
 186                         <?php echo _BATCH_WITH_SEL ?>
 187                         <select name="batchaction">
 188                         <?php                           $options = array();
 189                                 switch($this->type) {
 190                                         case 'item':
 191                                                 $options = array(
 192                                                         'delete'        => _BATCH_ITEM_DELETE,
 193                                                         'move'          => _BATCH_ITEM_MOVE
 194                                                 );
 195                                                 break;
 196                                         case 'member':
 197                                                 $options = array(
 198                                                         'delete'        => _BATCH_MEMBER_DELETE,
 199                                                         'setadmin'      => _BATCH_MEMBER_SET_ADM,
 200                                                         'unsetadmin' => _BATCH_MEMBER_UNSET_ADM
 201                                                 );
 202                                                 break;
 203                                         case 'team':
 204                                                 $options = array(
 205                                                         'delete'        => _BATCH_TEAM_DELETE,
 206                                                         'setadmin'      => _BATCH_TEAM_SET_ADM,
 207                                                         'unsetadmin' => _BATCH_TEAM_UNSET_ADM,
 208                                                 );
 209                                                 break;
 210                                         case 'category':
 211                                                 $options = array(
 212                                                         'delete'        => _BATCH_CAT_DELETE,
 213                                                         'move'          => _BATCH_CAT_MOVE,
 214                                                 );
 215                                                 break;
 216                                         case 'comment':
 217                                                 $options = array(
 218                                                         'delete'        => _BATCH_COMMENT_DELETE,
 219                                                 );
 220                                         break;
 221                                 }
 222                                 foreach ($options as $option => $label) {
 223                                         echo '<option value="',$option,'">',$label,'</option>';
 224                                 }
 225                         ?>
 226                         </select>
 227                         <input type="hidden" name="action" value="batch<?php echo $this->type?>" />
 228                         <?php
 229                                 $manager->addTicketHidden();
 230
 231                                 // add hidden fields for 'team' and 'comment' batchlists
 232                                 if ($this->type == 'team')
 233                                 {
 234                                         echo '<input type="hidden" name="blogid" value="',intRequestVar('blogid'),'" />';
 235                                 }
 236                                 if ($this->type == 'comment')
 237                                 {
 238                                         echo '<input type="hidden" name="itemid" value="',intRequestVar('itemid'),'" />';
 239                                 }
 240
 241                                 echo '<input type="submit" value="',_BATCH_EXEC,'" />';
 242                         ?>(
 243                          <a href="" onclick="if (event &amp;&amp; event.preventDefault) event.preventDefault(); return batchSelectAll(1); "><?php echo _BATCH_SELECTALL?></a> -
 244                          <a href="" onclick="if (event &amp;&amp; event.preventDefault) event.preventDefault(); return batchSelectAll(0); "><?php echo _BATCH_DESELECTALL?></a>
 245                         )
 246                 </div>
 247                 <?php   }
 248
 249         // shortcut :)
 250         function showList($query, $type, $template, $errorMessage = _LISTS_NOMORE) {
 251                 return $this->doEncapsulate(    'showlist',
 252                                                                         array($query, $type, $template),
 253                                                                         $errorMessage
 254                                                                 );
 255         }
 256
 257 }
 258 ?>