From 92049de0752eca069cb0dbe97ea5d61406ce0a32 Mon Sep 17 00:00:00 2001
From: rvelices <rv-github@modusoptimus.com>
Date: Wed, 1 Aug 2012 19:03:17 +0000
Subject: merge-r17295 from branch 2.4 feature 2708: in admin, display allowed
 custom derivatives and ability to delete them

git-svn-id: http://piwigo.org/svn/trunk@17302 68402e56-0260-453c-a942-63ccdbb3a9ee
---
 admin/include/configuration_sizes_process.inc.php  |  9 ++++++
 .../configuration_watermark_process.inc.php        | 23 ++++++++++----
 admin/include/functions.php                        | 35 +++++++++++++++-------
 3 files changed, 50 insertions(+), 17 deletions(-)

(limited to 'admin/include')

diff --git a/admin/include/configuration_sizes_process.inc.php b/admin/include/configuration_sizes_process.inc.php
index 31153f16b..d748a61e4 100644
--- a/admin/include/configuration_sizes_process.inc.php
+++ b/admin/include/configuration_sizes_process.inc.php
@@ -228,6 +228,15 @@ if (count($errors) == 0)
     }
   }
 
+  foreach( array_keys(ImageStdParams::$custom) as $custom)
+  {
+    if (isset($_POST['delete_custom_derivative_'.$custom]))
+    {
+      $changed_types[] = $custom;
+      unset(ImageStdParams::$custom[$custom]);
+    }
+  }
+
   ImageStdParams::set_and_save($enabled_by);
   if (count($disabled) == 0)
   {
diff --git a/admin/include/configuration_watermark_process.inc.php b/admin/include/configuration_watermark_process.inc.php
index 71f8c9f29..6efabac06 100644
--- a/admin/include/configuration_watermark_process.inc.php
+++ b/admin/include/configuration_watermark_process.inc.php
@@ -48,10 +48,10 @@ if (isset($_FILES['watermarkImage']) and !empty($_FILES['watermarkImage']['tmp_n
     prepare_directory($upload_dir);
 
     $new_name = get_filename_wo_extension($_FILES['watermarkImage']['name']).'.png';
-    $file_path = $upload_dir.'/'.$new_name; 
-  
+    $file_path = $upload_dir.'/'.$new_name;
+
     move_uploaded_file($_FILES['watermarkImage']['tmp_name'], $file_path);
-    
+
     $pwatermark['file'] = substr($file_path, strlen(PHPWG_ROOT_PATH));
   }
 }
@@ -134,14 +134,25 @@ if (count($errors) == 0)
 
   // do we have to regenerate the derivatives (and which types)?
   $changed_types = array();
-  
+
   foreach (ImageStdParams::get_defined_type_map() as $type => $params)
   {
     $old_use_watermark = $params->use_watermark;
     ImageStdParams::apply_global($params);
 
-    if ($params->use_watermark != $old_use_watermark
-        or $params->use_watermark and $watermark_changed)
+    $changed = $params->use_watermark != $old_use_watermark;
+    if (!$changed and $params->use_watermark)
+    {
+      $changed = $watermark_changed;
+    }
+    if (!$changed and $params->use_watermark)
+    {
+      // if thresholds change and before/after the threshold is lower than the corresponding derivative side -> some derivatives might switch the watermark
+      $changed |= $watermark->min_size[0]!=$old_watermark->min_size[0] and ($watermark->min_size[0]<$params->max_width() or $old_watermark->min_size[0]<$params->max_width());
+      $changed |= $watermark->min_size[1]!=$old_watermark->min_size[1] and ($watermark->min_size[1]<$params->max_height() or $old_watermark->min_size[1]<$params->max_height());
+    }
+
+    if ($changed)
     {
       $params->last_mod_time = time();
       $changed_types[] = $type;
diff --git a/admin/include/functions.php b/admin/include/functions.php
index 30e178553..cb735d70f 100644
--- a/admin/include/functions.php
+++ b/admin/include/functions.php
@@ -1569,7 +1569,7 @@ function move_images_to_categories($images, $categories)
   {
     return false;
   }
-  
+
   // let's first break links with all albums but their "storage album"
   $query = '
 DELETE '.IMAGE_CATEGORY_TABLE.'.*
@@ -1579,7 +1579,7 @@ DELETE '.IMAGE_CATEGORY_TABLE.'.*
     AND (storage_category_id IS NULL OR storage_category_id != category_id)
 ;';
   pwg_query($query);
-    
+
   if (is_array($categories) and count($categories) > 0)
   {
     associate_images_to_categories($images, $categories);
@@ -2276,8 +2276,7 @@ SELECT
 /** delete all derivative files for one or several types */
 function clear_derivative_cache($types='all')
 {
-  $pattern='#.*-';
-  if ($types == 'all')
+  if ($types === 'all')
   {
     $types = ImageStdParams::get_all_types();
     $types[] = IMG_CUSTOM;
@@ -2287,21 +2286,35 @@ function clear_derivative_cache($types='all')
     $types = array($types);
   }
 
-  if (count($types)>1)
+  for ($i=0; $i<count($types); $i++)
   {
-    $type_urls = array();
-    foreach($types as $dtype)
+    $type = $types[$i];
+    if ($type == IMG_CUSTOM)
     {
-      $type_urls[] = derivative_to_url($dtype);
+      $type = derivative_to_url($type).'[a-zA-Z0-9]+';
     }
-    $pattern .= '(' . implode('|',$type_urls) . ')';
+    elseif (in_array($type, ImageStdParams::get_all_types()))
+    {
+      $type = derivative_to_url($type);
+    }
+    else
+    {//assume a custom type
+      $type = derivative_to_url(IMG_CUSTOM).'_'.$type;
+    }
+    $types[$i] = $type;
+  }
+
+  $pattern='#.*-';
+  if (count($types)>1)
+  {
+    $pattern .= '(' . implode('|',$types) . ')';
   }
   else
   {
-    $pattern .= derivative_to_url($types[0]);
+    $pattern .= $types[0];
   }
+  $pattern.='\.[a-zA-Z0-9]{3,4}$#';
 
-  $pattern.='(_[a-zA-Z0-9]+)*\.[a-zA-Z0-9]{3,4}$#';
   if ($contents = @opendir(PHPWG_ROOT_PATH.PWG_DERIVATIVE_DIR))
   {
     while (($node = readdir($contents)) !== false)
-- 
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