feaure:2379 option to display user comments sorted new>old instead of old>new

git-svn-id: http://piwigo.org/svn/trunk@12894 68402e56-0260-453c-a942-63ccdbb3a9ee

9 files changed, 84 insertions, 2 deletions

diff --git a/admin/configuration.php b/admin/configuration.php
index b7a06aa74..6e4bb0311 100644
--- a/admin/configuration.php
+++ b/admin/configuration.php
@@ -419,7 +419,10 @@ switch ($page['section'])
       'comments',
       array(
         'NB_COMMENTS_PAGE'=>$conf['nb_comment_page'],
-        ));
+        'comments_order'=>$conf['comments_order'],
+        'comments_order_options'=> $sort_directions
+        )
+      );
 
     foreach ($comments_checkboxes as $checkbox)
     {
diff --git a/admin/themes/default/template/configuration.tpl b/admin/themes/default/template/configuration.tpl
index 521ad40c0..232b00356 100644
--- a/admin/themes/default/template/configuration.tpl
+++ b/admin/themes/default/template/configuration.tpl
@@ -203,6 +203,13 @@ jQuery(document).ready(function () {
       </span>
       <input type="text" size="3" maxlength="4" name="nb_comment_page" id="nb_comment_page" value="{$comments.NB_COMMENTS_PAGE}">
     </li>
+    
+    <li>
+      <span class="property">{'Default comments order'|@translate}</span>
+      <select name="comments_order">
+        {html_options options=$comments.comments_order_options selected=$comments.comments_order}
+      </select>
+    </li>
 
     <li>
       <label>
diff --git a/include/picture_comment.inc.php b/include/picture_comment.inc.php
index 70e2c7e95..b35bf2285 100644
--- a/include/picture_comment.inc.php
+++ b/include/picture_comment.inc.php
@@ -125,6 +125,32 @@ SELECT
 
   if ($row['nb_comments'] > 0)
   {
+    // comments order (get, session, conf)
+    if (!empty($_GET['comments_order']))
+    {
+      if (in_array(strtoupper($_GET['comments_order']), array('ASC', 'DESC')))
+      {
+        $comments_order = $_GET['comments_order'];
+        pwg_set_session_var('comments_order', $comments_order);
+      }
+      else
+      {
+        $comments_order = $conf['comments_order'];
+      }
+    }
+    else if (pwg_get_session_var('comments_order') !== null)
+    {
+      $comments_order = pwg_get_session_var('comments_order');
+    }
+    else
+    {
+      $comments_order = $conf['comments_order'];
+    }
+    $template->assign(array(
+      'COMMENTS_ORDER_URL' => duplicate_picture_url().'&amp;comments_order='.($comments_order == 'ASC' ? 'DESC' : 'ASC'),
+      'COMMENTS_ORDER_TITLE' => $comments_order == 'ASC' ? l10n('ascending') : l10n('descending'),
+      ));
+        
     $query = '
 SELECT
     com.id,
@@ -140,7 +166,7 @@ SELECT
     ON u.'.$conf['user_fields']['id'].' = author_id
   WHERE image_id = '.$page['image_id'].'
     '.$validated_clause.'
-  ORDER BY date ASC
+  ORDER BY date '.$comments_order.'
   LIMIT '.$conf['nb_comment_page'].' OFFSET '.$page['start'].'
 ;';
     $result = pwg_query( $query );
diff --git a/install/config.sql b/install/config.sql
index a973bb107..e121fb2cd 100644
--- a/install/config.sql
+++ b/install/config.sql
@@ -5,6 +5,7 @@ INSERT INTO piwigo_config (param,value,comment) VALUES ('nb_comment_page','10','
 INSERT INTO piwigo_config (param,value,comment) VALUES ('log','true','keep an history of visits on your website');
 INSERT INTO piwigo_config (param,value,comment) VALUES ('comments_validation','false','administrators validate users comments before becoming visible');
 INSERT INTO piwigo_config (param,value,comment) VALUES ('comments_forall','false','even guest not registered can post comments');
+INSERT INTO piwigo_config (param,value,comment) VALUES ('comments_order','ASC','comments order on picture page and cie');
 INSERT INTO piwigo_config (param,value,comment) VALUES ('user_can_delete_comment','false','administrators can allow user delete their own comments');
 INSERT INTO piwigo_config (param,value,comment) VALUES ('user_can_edit_comment','false','administrators can allow user edit their own comments');
 INSERT INTO piwigo_config (param,value,comment) VALUES ('email_admin_on_comment_edition','false','Send an email to the administrators when a comment is modified');
diff --git a/install/db/115-database.php b/install/db/115-database.php
new file mode 100644
index 000000000..c9d043c09
--- /dev/null
+++ b/install/db/115-database.php
@@ -0,0 +1,38 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | Piwigo - a PHP based photo gallery                                    |
+// +-----------------------------------------------------------------------+
+// | Copyright(C) 2008-2011 Piwigo Team                  http://piwigo.org |
+// | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
+// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
+// +-----------------------------------------------------------------------+
+// | 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 = 'New setting for comments order on picture page';
+
+conf_update_param('comments_order', 'ASC');
+
+echo
+"\n"
+. $upgrade_description
+."\n"
+;
+?>
\ No newline at end of file
diff --git a/language/en_UK/admin.lang.php b/language/en_UK/admin.lang.php
index a76c27488..6797d3e18 100644
--- a/language/en_UK/admin.lang.php
+++ b/language/en_UK/admin.lang.php
@@ -223,6 +223,7 @@ $lang['Date'] = "Date";
 $lang['Day'] = "Day";
 $lang['Deactivate all'] = "Deactivate all";
 $lang['Deactivate'] = "Deactivate";
+$lang['Default comments order'] = 'Default comments order';
 $lang['Default display'] = "Default display";
 $lang['Default photos order'] = "Default photos order";
 $lang['Default user cannot be deleted'] = "Default user cannot be deleted";
diff --git a/language/fr_CA/admin.lang.php b/language/fr_CA/admin.lang.php
index 1e1ed3daf..8bfb8efbf 100644
--- a/language/fr_CA/admin.lang.php
+++ b/language/fr_CA/admin.lang.php
@@ -846,5 +846,6 @@ $lang['An error has occured during extract. Please check files permissions of yo
 $lang['Piwigo cannot retrieve upgrade file from server'] = 'Piwigo ne peut pas récupérer le fichier de mise à jour depuis le serveur';
 $lang['Send connection settings by email'] = 'Envoyer les identifiants par email';
 $lang['Activate comments'] = 'Activer les commentaires';
+$lang['Default comments order'] = 'Ordre par défaut des commentaires';
 
 ?>
\ No newline at end of file
diff --git a/language/fr_FR/admin.lang.php b/language/fr_FR/admin.lang.php
index 8051c1b2f..8a790f309 100644
--- a/language/fr_FR/admin.lang.php
+++ b/language/fr_FR/admin.lang.php
@@ -845,5 +845,6 @@ $lang['Photo Sizes'] = 'Tailles de photo';
 $lang['Original Size'] = 'Taille originale';
 $lang['Send connection settings by email'] = 'Envoyer les identifiants par email';
 $lang['Activate comments'] = 'Activer les commentaires';
+$lang['Default comments order'] = 'Ordre par défaut des commentaires';
 
 ?>
\ No newline at end of file
diff --git a/themes/default/template/picture.tpl b/themes/default/template/picture.tpl
index 6fb873771..430d0e3c5 100644
--- a/themes/default/template/picture.tpl
+++ b/themes/default/template/picture.tpl
@@ -274,10 +274,14 @@ y.callService(
 </div>
 
 {if isset($COMMENT_COUNT)}
+<a name="comments"></a>
 <div id="comments">
 	{if $COMMENT_COUNT > 0}
 		<h3>{$pwg->l10n_dec('%d comment', '%d comments',$COMMENT_COUNT)}</h3>
 	{/if}
+  {if $COMMENT_COUNT > 2}
+    {'Sort order'|@translate} : <a href="{$COMMENTS_ORDER_URL}#comments">{$COMMENTS_ORDER_TITLE}</a>
+  {/if}
 	{if !empty($navbar)}{include file='navigation_bar.tpl'|@get_extent:'navbar'}{/if}
 
 	{if isset($comments)}