use strict   ;
use warnings ;

use Data::Dump qw( dump ) ;

my $text = <<'END_OF_STRING';
{{Infobox
 text text text
{{text text text
      text {{text text}}
  text}}
{{{text {{text }}
   text }}}
END}}
blah blah
blah blah
blah blah
{{Infobox
 text1 text1 text1 
{{text1 text1 text1 
      text1 {{text1 text1}}
  text1}} 
{{{text1 {{text1 }}
   text1 }}}
    }}
{{Infobox one}}
END_OF_STRING

my $box_contents = _get_info_boxes( $text ) ;
dump( $box_contents ) ;

exit;


sub _get_info_boxes { 

    my $text = shift ;
 

    my @info_box_contents          ;
    my $in_info_box                ;
    my $this_info_box_content = "" ;
    my $bracket_count = 0           ;
    foreach my $line ( split( /\n/, $text ) ) { 
	
	unless( $in_info_box ) { 
	    next unless( $line =~ /{{Infobox/ ) ;
	    $in_info_box   = 1              ;
	}

	$this_info_box_content .= $line . "\n" ;
	
	my $open_count  = ( $line =~ tr/{// ) ;
	my $close_count = ( $line =~ tr/}// ) ;
	
	$bracket_count = $bracket_count + $open_count - $close_count ;

	if( $bracket_count == 0 ) { 
	    
	    push @info_box_contents, $this_info_box_content ;
	    $this_info_box_content = "" ;
	    $in_info_box           =  0 ;
	    $bracket_count         =  0 ;
	}
	

    }
    
    return \@info_box_contents ;

}