merge r6621 from branch 2.1 to trunk

bug 1742 fixed: if the EXIF functions are not available:

1) display a warning (but not an error)
2) avoid to try to read EXIF data



git-svn-id: http://piwigo.org/svn/trunk@6622 68402e56-0260-453c-a942-63ccdbb3a9ee

5 files changed, 33 insertions, 2 deletions

diff --git a/admin/include/functions_upload.inc.php b/admin/include/functions_upload.inc.php
index a52142d0c..d1aed33ca 100644
--- a/admin/include/functions_upload.inc.php
+++ b/admin/include/functions_upload.inc.php
@@ -141,6 +141,10 @@ function add_uploaded_file($source_filepath, $original_filename=null, $categorie
   }
   
   // update metadata from the uploaded file (exif/iptc)
+  if ($conf['use_exif'] and !function_exists('read_exif_data'))
+  {
+    $conf['use_exif'] = false;
+  }
   update_metadata(array($image_id=>$file_path));
   
   invalidate_user_cache();
diff --git a/admin/photos_add_direct.php b/admin/photos_add_direct.php
index 7d094755d..6a7aea884 100644
--- a/admin/photos_add_direct.php
+++ b/admin/photos_add_direct.php
@@ -443,6 +443,7 @@ $template->assign(
 // +-----------------------------------------------------------------------+
 
 $setup_errors = array();
+$setup_warnings = array();
 
 $error_message = ready_for_upload_message();
 if (!empty($error_message))
@@ -455,9 +456,18 @@ if (!function_exists('gd_info'))
   array_push($setup_errors, l10n('GD library is missing'));
 }
 
+if ($conf['use_exif'] and !function_exists('read_exif_data'))
+{
+  array_push(
+    $setup_warnings,
+    l10n('Exif extension not available, admin should disable exif use')
+    );
+}
+
 $template->assign(
     array(
       'setup_errors'=> $setup_errors,
+      'setup_warnings' => $setup_warnings,
     )
   );
 
diff --git a/admin/themes/default/default-layout.css b/admin/themes/default/default-layout.css
index 5458de7ae..344818541 100644
--- a/admin/themes/default/default-layout.css
+++ b/admin/themes/default/default-layout.css
@@ -822,7 +822,7 @@ h2:lang(en) { text-transform:capitalize; }
 /**
  * Informations box in administration
  */
-.infos, .errors {
+.infos, .errors, .warnings {
   text-align: left;
   margin: 5px;
   padding: 10px 50px 10px 10px;
@@ -845,7 +845,13 @@ h2:lang(en) { text-transform:capitalize; }
   background-image: url(icon/errors.png);
 }
 
-.infos li, .errors li { list-style-type:square; }
+.warnings {
+  color: #ee8800;
+  background-color:#ffdd99;
+  background-image: url(icon/warnings.png);
+}
+
+.infos li, .errors li, .warnings li { list-style-type:square; }
 .infos .submit {margin-left:30px;}
 
 .checkActions {text-align:left;padding:0;margin:0;}
diff --git a/admin/themes/default/icon/warnings.png b/admin/themes/default/icon/warnings.png
new file mode 100644
index 000000000..03454e334
--- /dev/null
+++ b/admin/themes/default/icon/warnings.png
diff --git a/admin/themes/default/template/photos_add_direct.tpl b/admin/themes/default/template/photos_add_direct.tpl
index b7684f430..ff1ada8e2 100644
--- a/admin/themes/default/template/photos_add_direct.tpl
+++ b/admin/themes/default/template/photos_add_direct.tpl
@@ -216,6 +216,17 @@ var buttonText = 'Browse';
 </div>
 {else}
 
+  {if count($setup_warnings) > 0}
+<div class="warnings">
+  <ul>
+    {foreach from=$setup_warnings item=warning}
+    <li>{$warning}</li>
+    {/foreach}
+  </ul>
+</div>
+  {/if}
+
+
 {if !empty($thumbnails)}
 <fieldset>
   <legend>{'Uploaded Photos'|@translate}</legend>