set series predecessor

if series move to another project or studio you can link the new series
to the existing one.

website/agenda/planung/pot/de/series.po

@@ -74,6 +74,9 @@ msgstr "interne Kommentare"
 msgid "template_podcast_url"
 msgstr "Podcast URL"
 
+msgid "template_predecessor_id"
+msgstr "ID der Vorgänger-Serie"
+
 msgid "template_archive_url"
 msgstr "Archiv URL"
 

website/agenda/planung/pot/en/series.po

@@ -77,6 +77,9 @@ msgstr "Podcast URL"
 msgid "template_archive_url"
 msgstr "Archive URL"
 
+msgid "template_predecessor_id"
+msgstr "Series Predecessor ID"
+
 msgid "tab_schedule"
 msgstr "Schedule"
 

website/agenda/planung/series.cgi

@@ -337,6 +337,7 @@ sub save_series {
     $entry->{series_id}      = $params->{series_id} || '';
     $entry->{live}           = $params->{live} || 0;
     $entry->{count_episodes} = $params->{count_episodes} || 0;
+    $entry->{predecessor_id} = $params->{predecessor_id} // 0;
 
     #$entry->{html_content} = Encode::decode( 'utf-8', $entry->{content} );
     $entry->{html_content} = markup::creole_to_html( $entry->{content} );
@@ -1252,9 +1253,8 @@ sub check_params {
         'id',            'project_id',                'studio_id', 'default_studio_id',
         'user_id',       'new_series_id',             'series_id', 'schedule_id',
         'exclude',       'show_hint_to_add_schedule', 'event_id',  'weekday',
-        'week_of_month', 'month',                     'nextDay'
-      )
-    {
+        'week_of_month', 'month',                     'nextDay',   'predecessor_id'
+    ){
         if ( ( defined $params->{$param} ) && ( $params->{$param} =~ /^\d+$/ ) ) {
             $checked->{$param} = $params->{$param};
         }

website/agenda/planung/templates/edit-series.html

@@ -151,6 +151,10 @@
 			    <tr> <td class="label"><TMPL_VAR .loc.template_comments></td>	  
                      <td><textarea name="comment" class="animated" style="width:100%;" placeholder="<TMPL_VAR .loc.template_comments>"><TMPL_VAR comment></textarea></td></tr>
 			    <!--<tr> <td class="label">studio</td> 	<td><TMPL_VAR studio></td></tr>-->
+
+                <tr> <td class="label"><TMPL_VAR .loc.template_predecessor_id></td>     
+                     <td><input name="predecessor_id" style="width:100%;" value="<TMPL_VAR predecessor_id>" placeholder="<TMPL_VAR .loc.template_predecessor_id>"></td></tr>
+
 		    </table>
 
 		    <div class="buttons">