I mad the change locally at my installation and it works. Maybe someone can change it in SVN Repository:
em-functions.php
function em_get_scopes(){
$scopes = array(
'all' => __('All events','events-manager'),
'future' => __('Future events','events-manager'),
'past' => __('Past events','events-manager'),
'today' => __('Today\'s events','events-manager'),
'tomorrow' => __('Tomorrow\'s events','events-manager'),
'month' => __('Events this month','events-manager'),
'next-month' => __('Events next month','events-manager'),
'1-months' => __('Events current and next month','events-manager'),
'2-months' => __('Events within 2 months','events-manager'),
'3-months' => __('Events within 3 months','events-manager'),
'6-months' => __('Events within 6 months','events-manager'),
'12-months' => __('Events within 12 months','events-manager'),
<strong>'future-lastmonth' => __('Future events and last month','events-manager')</strong>
);
return apply_filters('em_get_scopes',$scopes);
em-docs.php
'scope' => array( 'desc'=> 'Choose the time frame of events to show. Additionally you can supply dates (in format of YYYY-MM-DD), either single for events on a specific date or two dates separated by a comma (e.g. 2010-12-25,2010-12-31) for events ocurring between these dates.', 'default'=>'future', 'args'=>array("future", "past", "today", "tomorrow", "month", "next-month", "1-months", "2-months", "3-months", "6-months", "12-months"<strong>, "future-lastmonth"</strong>, "all")),
em-object.php function build_sql_conditions
}elseif ($scope == "future"){
$conditions['scope'] = " event_start >= '".$EM_DateTime->getDateTime(true)."'";
if( !get_option('dbem_events_current_are_past') ){
$conditions['scope'] .= " OR (event_end >= '".$EM_DateTime->getDateTime(true)."')";
}
}<strong>elseif ($scope == "future-lastmonth"){
$EM_DateTime->sub('P1M');
$conditions['scope'] = " event_start >= '".$EM_DateTime->getDateTime(true)."'";
if( !get_option('dbem_events_current_are_past') ){
$conditions['scope'] .= " OR (event_end >= '".$EM_DateTime->getDateTime(true)."')";
}
}</strong>
em-object.php function build_wpquery_conditions
added elseif in scope
}elseif ($scope == “future-lastmonth” ){
$EM_DateTime = new EM_DateTime(); //create default time in blog timezone
$EM_DateTime->setTimezone(‘UTC’);
$EM_DateTime->sub(‘P1M’);
if( get_option(‘dbem_events_current_are_past’) && $wp_query->query_vars[‘post_type’] != ‘event-recurring’ ){
$query[] = array( ‘key’ => ‘_event_start’, ‘value’ => $EM_DateTime->getDateTime(), ‘compare’ => ‘>=’, ‘type’ => ‘DATETIME’ );
}else{
$query[] = array( ‘key’ => ‘_event_end’, ‘value’ => $EM_DateTime->getDateTime(), ‘compare’ => ‘>=’, ‘type’ => ‘DATETIME’ );
}
em-event-post.php in function parse_query
after elseif scope future
}elseif ($scope == "future-lastmonth" ){
$EM_DateTime = new EM_DateTime(); //create default time in blog timezone
$EM_DateTime->setTimezone('UTC');
$EM_DateTime->sub('P1M');
if( get_option('dbem_events_current_are_past') && $wp_query->query_vars['post_type'] != 'event-recurring' ){
$query[] = array( 'key' => '_event_start', 'value' => $EM_DateTime->getDateTime(), 'compare' => '>=', 'type' => 'DATETIME' );
}else{
$query[] = array( 'key' => '_event_end', 'value' => $EM_DateTime->getDateTime(), 'compare' => '>=', 'type' => 'DATETIME' );
}