feature 169: each category can have its own image order

git-svn-id: http://piwigo.org/svn/trunk@1500 68402e56-0260-453c-a942-63ccdbb3a9ee

8 files changed, 185 insertions, 6 deletions

diff --git a/admin/cat_modify.php b/admin/cat_modify.php
index 3d7ed8cb7..a543d0d77 100644
--- a/admin/cat_modify.php
+++ b/admin/cat_modify.php
@@ -80,6 +80,39 @@ if (isset($_POST['submit']))
       );
   }
 
+  $image_order = '';
+  if ( !isset($_POST['image_order_default']) )
+  {
+    for ($i=1; $i<=3; $i++)
+    {
+      if ( !empty($_POST['order_field_'.$i]) )
+      {
+        if (! empty($image_order) )
+        {
+          $image_order .= ',';
+        }
+        $image_order .= $_POST['order_field_'.$i];
+        if ($_POST['order_direction_'.$i]=='DESC')
+        {
+          $image_order .= ' DESC';
+        }
+      }
+    }
+  }
+  $image_order = empty($image_order) ? 'null' : "'$image_order'";
+  $query = '
+UPDATE '.CATEGORIES_TABLE.' SET image_order='.$image_order.'
+WHERE ';
+  if (isset($_POST['image_order_subcats']))
+  {
+    $query .= 'uppercats REGEXP \'(^|,)'.$_GET['cat_id'].'(,|$)\'';
+  }
+  else
+  {
+    $query .= 'id='.$_GET['cat_id'].';';
+  }
+  pwg_query($query);
+
   array_push($page['infos'], $lang['editcat_confirm']);
 }
 else if (isset($_POST['set_random_representant']))
@@ -226,6 +259,9 @@ $template->assign_vars(
     $commentable         => 'checked="checked"',
     $uploadable          => 'checked="checked"',
 
+    'IMG_ORDER_DEFAULT'  => empty($category['image_order']) ?
+                              'checked="checked"' : '',
+
     'L_EDIT_NAME'        => $lang['name'],
     'L_STORAGE'          => $lang['storage'],
     'L_REMOTE_SITE'      => $lang['remote_site'],
@@ -277,6 +313,70 @@ if ($category['nb_images'] > 0)
     );
 }
 
+// image order management
+$matches = array();
+if ( !empty( $category['image_order'] ) )
+{
+  preg_match_all('/([a-z_]+) *(?:(asc|desc)(?:ending)?)? *(?:, *|$)/i',
+    $category['image_order'], $matches);
+}
+
+$sort_fields = array(
+  '' => '',
+  'date_creation' => l10n('Creation date'),
+  'date_available' => l10n('Post date'),
+  'average_rate' => l10n('Average rate'),
+  'hit' => l10n('most_visited_cat'),
+  'file' => l10n('File name'),
+  'id' => 'Id',
+  );
+
+for ($i=0; $i<3; $i++) // 3 fields
+{
+  $template->assign_block_vars('image_order', array('NUMBER'=>$i+1) );
+  foreach ($sort_fields as $sort_field => $name)
+  {
+    $selected='';
+    if ( isset($matches[1][$i]) and $matches[1][$i]==$sort_field )
+    {
+      $selected='selected="selected"';
+    }
+    elseif ( empty($sort_field) )
+    {
+      $selected='selected="selected"';
+    }
+
+    $template->assign_block_vars('image_order.field',
+      array(
+        'SELECTED' => $selected,
+        'VALUE' => $sort_field,
+        'OPTION' => $name
+        )
+      );
+  }
+
+  $template->assign_block_vars('image_order.order',
+    array(
+      'SELECTED' =>
+        ( empty($matches[2][$i]) or strcasecmp($matches[2][$i],'ASC')==0 )
+          ? 'selected="selected"' : '',
+      'VALUE' => 'ASC',
+      'OPTION' => 'Ascending'
+      )
+    );
+
+  $template->assign_block_vars('image_order.order',
+    array(
+      'SELECTED' =>
+        ( isset($matches[2][$i]) and strcasecmp($matches[2][$i],'DESC')==0 )
+          ? 'selected="selected"' : '',
+      'VALUE' => 'DESC',
+      'OPTION' => 'Descending'
+      )
+    );
+}
+
+
 // representant management
 if ($category['nb_images'] > 0
     or !empty($category['representative_picture_id']))
diff --git a/include/functions_category.inc.php b/include/functions_category.inc.php
index 2aff86975..939a72e77 100644
--- a/include/functions_category.inc.php
+++ b/include/functions_category.inc.php
@@ -110,7 +110,8 @@ function get_cat_info( $id )
 {
   $infos = array('nb_images','id_uppercat','comment','site_id'
                  ,'dir','date_last','uploadable','status','visible'
-                 ,'representative_picture_id','uppercats','commentable');
+                 ,'representative_picture_id','uppercats','commentable'
+                 ,'image_order');
 
   $query = '
 SELECT '.implode(',', $infos).'
diff --git a/include/section_init.inc.php b/include/section_init.inc.php
index b2bb4c90e..1aa58516c 100644
--- a/include/section_init.inc.php
+++ b/include/section_init.inc.php
@@ -342,6 +342,11 @@ if ('categories' == $page['section'])
 
     if (!isset($page['chronology_field']))
     {
+      if ( !empty($result['image_order']) and !isset($page['super_order_by']) )
+      {
+      	$conf[ 'order_by' ] = ' ORDER BY '.$result['image_order'];
+      }
+
       $query = '
 SELECT image_id
   FROM '.IMAGE_CATEGORY_TABLE.'
diff --git a/install/db/29-database.php b/install/db/29-database.php
new file mode 100644
index 000000000..efa95d2d1
--- /dev/null
+++ b/install/db/29-database.php
@@ -0,0 +1,46 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | PhpWebGallery - a PHP based picture gallery                           |
+// | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
+// | Copyright (C) 2003-2006 PhpWebGallery Team - http://phpwebgallery.net |
+// +-----------------------------------------------------------------------+
+// | branch        : BSF (Best So Far)
+// | file          : $RCSfile$
+// | last update   : $Date: 2006-07-23 14:17:00 +0200 (dim, 23 jui 2006) $
+// | last modifier : $Author: nikrou $
+// | revision      : $Revision: 1492 $
+// +-----------------------------------------------------------------------+
+// | 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                                          |
+// |                                                                       |
+// | 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.                                                                  |
+// +-----------------------------------------------------------------------+
+
+if (!defined('PHPWG_ROOT_PATH'))
+{
+  die('Hacking attempt!');
+}
+
+$upgrade_description = 'Add column #categories.image_order';
+
+$query = '
+ALTER TABLE '.PREFIX_TABLE.'categories
+  ADD COLUMN image_order VARCHAR(128) DEFAULT NULL
+;';
+pwg_query($query);
+
+echo
+"\n"
+. $upgrade_description
+."\n"
+;
+?>
diff --git a/install/phpwebgallery_structure.sql b/install/phpwebgallery_structure.sql
index b9434ff09..cf7c55b39 100644
--- a/install/phpwebgallery_structure.sql
+++ b/install/phpwebgallery_structure.sql
@@ -37,6 +37,7 @@ CREATE TABLE `phpwebgallery_categories` (
   `uppercats` varchar(255) NOT NULL default '',
   `commentable` enum('true','false') NOT NULL default 'true',
   `global_rank` varchar(255) default NULL,
+  `image_order` varchar(128) default NULL,
   PRIMARY KEY  (`id`),
   KEY `categories_i2` (`id_uppercat`)
 ) TYPE=MyISAM;
diff --git a/language/en_UK.iso-8859-1/admin.lang.php b/language/en_UK.iso-8859-1/admin.lang.php
index ce2a743c0..8d0b21173 100644
--- a/language/en_UK.iso-8859-1/admin.lang.php
+++ b/language/en_UK.iso-8859-1/admin.lang.php
@@ -45,6 +45,7 @@ $lang['Add a user'] = 'Add a user';
 $lang['Add group'] = 'Add group';
 $lang['Add selected elements to caddie'] = 'Add selected elements to caddie';
 $lang['Add'] = 'Add';
+$lang['Apply to subcategories'] = 'Apply to subcategories';
 $lang['Are you sure?'] = 'Are you sure?';
 $lang['Associated'] = 'Associated';
 $lang['Association to categories'] = 'Association to categories';
@@ -165,6 +166,7 @@ $lang['Tag selection'] = 'Tag selection';
 $lang['Take selected elements out of caddie'] = 'Take selected elements out of caddie';
 $lang['The %d following tags were deleted : %s'] = 'The %d following tags were deleted : %s';
 $lang['Unable to check for upgrade since allow_url_fopen is disabled.'] = 'Unable to check for upgrade since allow_url_fopen is disabled.';
+$lang['Use default sort order']='Use the default image sort order (defined in the configuration file)';
 $lang['User comments validation'] = 'User comments validation';
 $lang['Users'] = 'Users';
 $lang['Validate All'] = 'Validate All';
diff --git a/language/fr_FR.iso-8859-1/admin.lang.php b/language/fr_FR.iso-8859-1/admin.lang.php
index 1e0516bca..961159348 100644
--- a/language/fr_FR.iso-8859-1/admin.lang.php
+++ b/language/fr_FR.iso-8859-1/admin.lang.php
@@ -45,6 +45,7 @@ $lang['Add a user'] = 'Ajouter un utilisateur';
 $lang['Add group'] = 'Ajouter un groupe';
 $lang['Add selected elements to caddie'] = 'Ajouter les éléments sélectionnés au panier';
 $lang['Add'] = 'Ajouter';
+$lang['Apply to subcategories'] = 'Appliquer au sous-catégories';
 $lang['Are you sure?'] = 'Etes-vous sur?';
 $lang['Associated'] = 'Associée à';
 $lang['Association to categories'] = 'Association aux catégories';
@@ -165,6 +166,7 @@ $lang['Tag selection'] = 'Sélection de tags';
 $lang['Take selected elements out of caddie'] = 'Sortir les éléments sélectionnés du panier';
 $lang['The %d following tags were deleted : %s'] = 'Les %d tags suivants ont été supprimés : %s';
 $lang['Unable to check for upgrade since allow_url_fopen is disabled.'] = 'Impossible de connaître la dernière version cat la fonction allow_url_fopen est désactivée.';
+$lang['Use default sort order']='Utiliser l\'ordre de tri des images par défaut (défini dans le fichier de configuration)';
 $lang['User comments validation'] = 'Validation des commentaires utilisateur';
 $lang['Users'] = 'Utilisateurs';
 $lang['Validate All'] = 'Tout valider';
diff --git a/template/yoga/admin/cat_modify.tpl b/template/yoga/admin/cat_modify.tpl
index 62e97077f..ef7b64b78 100644
--- a/template/yoga/admin/cat_modify.tpl
+++ b/template/yoga/admin/cat_modify.tpl
@@ -62,7 +62,7 @@
     <!-- BEGIN parent_option -->
     <option class="{move.parent_option.CLASS}" {move.parent_option.SELECTED} value="{move.parent_option.VALUE}">{move.parent_option.OPTION}</option>
     <!-- END parent_option -->
-  </select>  
+  </select>
 </fieldset>
 <!-- END move -->
 
@@ -102,6 +102,28 @@
   </table>
 </fieldset>
 
+<fieldset id="image_order">
+  <legend>{lang:Sort order}</legend>
+  <input type="checkbox" name="image_order_default" id="image_order_default" {IMG_ORDER_DEFAULT} />
+  <label for="image_order_default">{lang:Use default sort order}</label>
+  <br/>
+  <input type="checkbox" name="image_order_subcats" id="image_order_subcats" />
+  <label for="image_order_subcats">{lang:Apply to subcategories}</label>
+  <br/>
+  <!-- BEGIN image_order -->
+    <select name="order_field_{image_order.NUMBER}">
+    <!-- BEGIN field -->
+      <option value="{image_order.field.VALUE}" {image_order.field.SELECTED}>{image_order.field.OPTION}</option>
+    <!-- END field -->
+    </select>
+    <select name="order_direction_{image_order.NUMBER}">
+    <!-- BEGIN order -->
+      <option value="{image_order.order.VALUE}" {image_order.order.SELECTED}>{image_order.order.OPTION}</option>
+    <!-- END order -->
+    </select><br/>
+  <!-- END image_order -->
+</fieldset>
+
 <p style="text-align:center;">
   <input type="submit" value="{L_SUBMIT}" name="submit" {TAG_INPUT_ENABLED}/>
   <input type="reset" value="{lang:Reset}" name="reset" />
@@ -122,7 +144,7 @@
         <!-- END random -->
       </td>
       <td>
-        <!-- BEGIN set_random --> 
+        <!-- BEGIN set_random -->
         <p><input type="submit" name="set_random_representant" value="{L_SET_RANDOM_REPRESENTANT}" {TAG_INPUT_ENABLED}/></p>
         <!-- END set_random -->
 
@@ -138,7 +160,7 @@
 </form>
 
 <form action="{F_ACTION}" method="POST" id="links">
-  
+
 <fieldset id="linkAllNew">
   <legend>{lang:Link all category elements to a new category}</legend>
 
@@ -163,7 +185,7 @@
   <p>
     <input type="submit" value="{lang:Submit}" name="submitAdd" {TAG_INPUT_ENABLED}/>
     <input type="reset" value="{lang:Reset}" name="reset" />
-  </p>  
+  </p>
 
 </fieldset>
 
@@ -186,7 +208,7 @@
   <p>
     <input type="submit" value="{lang:Submit}" name="submitDestinations" {TAG_INPUT_ENABLED}/>
     <input type="reset" value="{lang:Reset}" name="reset" />
-  </p>  
+  </p>
 
 </fieldset>