git-svn-id: http://piwigo.org/svn/trunk@2357 68402e56-0260-453c-a942-63ccdbb3a9ee

1 files changed, 295 insertions, 0 deletions

diff --git a/BSF/include/functions_calendar.inc.php b/BSF/include/functions_calendar.inc.php
new file mode 100644
index 000000000..baa72b927
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+++ b/BSF/include/functions_calendar.inc.php
@@ -0,0 +1,295 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | Piwigo - a PHP based picture gallery                                  |
+// +-----------------------------------------------------------------------+
+// | Copyright(C) 2008      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.                                                                  |
+// +-----------------------------------------------------------------------+
+
+define('CAL_VIEW_LIST',     'list');
+define('CAL_VIEW_CALENDAR', 'calendar');
+
+function initialize_calendar()
+{
+  global $page, $conf, $user, $template, $filter;
+
+//------------------ initialize the condition on items to take into account ---
+  $inner_sql = ' FROM ' . IMAGES_TABLE;
+
+  if ($page['section']=='categories')
+  { // we will regenerate the items by including subcats elements
+    $page['items'] = array();
+    $inner_sql .= '
+INNER JOIN '.IMAGE_CATEGORY_TABLE.' ON id = image_id';
+
+    if ( isset($page['category']) )
+    {
+      $sub_ids = array_diff(
+        get_subcat_ids(array($page['category']['id'])),
+        explode(',', $user['forbidden_categories'])
+        );
+
+      if (empty($sub_ids))
+      {
+        return; // nothing to do
+      }
+      $inner_sql .= '
+WHERE category_id IN ('.implode(',',$sub_ids).')';
+      $inner_sql .= '
+    '.get_sql_condition_FandF
+      (
+        array
+          (
+            'visible_images' => 'id'
+          ),
+        'AND', false
+      );
+    }
+    else
+    {
+      $inner_sql .= '
+    '.get_sql_condition_FandF
+      (
+        array
+          (
+            'forbidden_categories' => 'category_id',
+            'visible_categories' => 'category_id',
+            'visible_images' => 'id'
+          ),
+        'WHERE', true
+      );
+    }
+  }
+  else
+  {
+    if ( empty($page['items']) )
+    {
+      return; // nothing to do
+    }
+    $inner_sql .= '
+WHERE id IN (' . implode(',',$page['items']) .')';
+  }
+
+//-------------------------------------- initialize the calendar parameters ---
+  pwg_debug('start initialize_calendar');
+
+  $fields = array(
+    // Created
+    'created' => array(
+      'label'          => l10n('Creation date'),
+      ),
+    // Posted
+    'posted' => array(
+      'label'          => l10n('Post date'),
+      ),
+    );
+
+  $styles = array(
+    // Monthly style
+    'monthly' => array(
+      'include'        => 'calendar_monthly.class.php',
+      'view_calendar'  => true,
+      ),
+    // Weekly style
+    'weekly' => array(
+      'include'        => 'calendar_weekly.class.php',
+      'view_calendar'  => false,
+      ),
+    );
+
+  $views = array(CAL_VIEW_LIST,CAL_VIEW_CALENDAR);
+
+  // Retrieve calendar field
+  if ( !isset( $fields[ $page['chronology_field'] ] ) )
+  {
+    die('bad chronology field');
+  }
+
+  // Retrieve style
+  if ( !isset( $styles[ $page['chronology_style'] ] ) )
+  {
+    $page['chronology_style'] = 'monthly';
+  }
+  $cal_style = $page['chronology_style'];
+  include(PHPWG_ROOT_PATH.'include/'. $styles[$cal_style]['include']);
+  $calendar = new Calendar();
+
+  // Retrieve view
+
+  if ( !isset($page['chronology_view']) or
+       !in_array( $page['chronology_view'], $views ) )
+  {
+    $page['chronology_view'] = CAL_VIEW_LIST;
+  }
+
+  if ( CAL_VIEW_CALENDAR==$page['chronology_view'] and
+        !$styles[$cal_style]['view_calendar'] )
+  {
+
+    $page['chronology_view'] = CAL_VIEW_LIST;
+  }
+
+  // perform a sanity check on $requested
+  if (!isset($page['chronology_date']))
+  {
+    $page['chronology_date'] = array();
+  }
+  while ( count($page['chronology_date']) > 3)
+  {
+    array_pop($page['chronology_date']);
+  }
+
+  $any_count = 0;
+  for ($i = 0; $i < count($page['chronology_date']); $i++)
+  {
+    if ($page['chronology_date'][$i] == 'any')
+    {
+      if ($page['chronology_view'] == CAL_VIEW_CALENDAR)
+      {// we dont allow any in calendar view
+        while ($i < count($page['chronology_date']))
+        {
+          array_pop($page['chronology_date']);
+        }
+        break;
+      }
+      $any_count++;
+    }
+    elseif ($page['chronology_date'][$i] == '')
+    {
+      while ($i < count($page['chronology_date']))
+      {
+        array_pop($page['chronology_date']);
+      }
+    }
+    else
+    {
+      $page['chronology_date'][$i] = (int)$page['chronology_date'][$i];
+    }
+  }
+  if ($any_count == 3)
+  {
+    array_pop($page['chronology_date']);
+  }
+
+  $calendar->initialize($inner_sql);
+
+  //echo ('<pre>'. var_export($calendar, true) . '</pre>');
+
+  $must_show_list = true; // true until calendar generates its own display
+  if (script_basename() != 'picture') // basename without file extention
+  {
+    if ($calendar->generate_category_content())
+    {
+      $page['items'] = array();
+      $must_show_list = false;
+    }
+    
+    $page['comment'] = '';
+    $template->assign('FILE_CHRONOLOGY_VIEW', 'month_calendar.tpl');
+
+    foreach ($styles as $style => $style_data)
+    {
+      foreach ($views as $view)
+      {
+        if ( $style_data['view_calendar'] or $view != CAL_VIEW_CALENDAR)
+        {
+          $selected = false;
+
+          if ($style!=$cal_style)
+          {
+            $chronology_date = array();
+            if ( isset($page['chronology_date'][0]) )
+            {
+              array_push($chronology_date, $page['chronology_date'][0]);
+            }
+          }
+          else
+          {
+            $chronology_date = $page['chronology_date'];
+          }
+          $url = duplicate_index_url(
+              array(
+                'chronology_style' => $style,
+                'chronology_view' => $view,
+                'chronology_date' => $chronology_date,
+                )
+             );
+
+          if ($style==$cal_style and $view==$page['chronology_view'] )
+          {
+            $selected = true;
+          }
+
+          $template->append(
+            'chronology_views',
+            array(
+              'VALUE' => $url,
+              'CONTENT' => l10n('chronology_'.$style.'_'.$view),
+              'SELECTED' => $selected,
+              )
+            );
+        }
+      }
+    }
+    $url = duplicate_index_url(
+              array(), array('start', 'chronology_date')
+            );
+    $calendar_title = '<a href="'.$url.'">'
+        .$fields[$page['chronology_field']]['label'].'</a>';
+    $calendar_title.= $calendar->get_display_name();
+    $template->assign('chronology',
+        array(
+          'TITLE' => $calendar_title
+        )
+      );
+  } // end category calling
+
+  if ($must_show_list)
+  {
+    $query = 'SELECT DISTINCT(id)';
+    $query .= $calendar->inner_sql.'
+  '.$calendar->get_date_where();
+    if ( isset($page['super_order_by']) )
+    {
+      $query .= '
+  '.$conf['order_by'];
+    }
+    else
+    {
+      if ( count($page['chronology_date'])==0
+           or in_array('any', $page['chronology_date']) )
+      {// selected period is very big so we show newest first
+        $order = ' DESC, ';
+      }
+      else
+      {// selected period is small (month,week) so we show oldest first
+        $order = ' ASC, ';
+      }
+      $order_by = str_replace(
+        'ORDER BY ',
+        'ORDER BY '.$calendar->date_field.$order, $conf['order_by']
+        );
+      $query .= '
+  '.$order_by;
+    }
+    $page['items']              = array_from_query($query, 'id');
+  }
+  pwg_debug('end initialize_calendar');
+}
+
+?>
\ No newline at end of file