sub getEntries()			# This function returns all files from the db folder
{
	if(!(opendir(DH, $config_postsDatabaseFolder)))
	{
		die('Error opening '.$config_postsDatabaseFolder.' folder');
	}
	my @entriesFiles = (); 		# This one has all files names
	my @entries = (); 			# This one has the content of all files not splitted
	foreach(readdir DH)
	{
		unless($_ eq '.' or $_ eq '..')
		{
			push(@entriesFiles, $_);
		}
	}
	
	@entriesFiles = sort{$b <=> $a}(@entriesFiles);		# Here I order the array in descending order so i show Newest First
	
	foreach(@entriesFiles)
	{
		my $tempContent = '';
		open(FILE, "<$config_postsDatabaseFolder/$_");
		while(<FILE>)
		{
			$tempContent.=$_;
		}
		close FILE;
		push(@entries, $tempContent);
	}
	return @entries;
}

sub getCategories		# This function is to get the categories not repeated in one array
{
	my @categories = ('General');
	my @tempCategories = ();
	if(-d "$config_postsDatabaseFolder")
	{
		my @entries = getEntries();
		foreach(@entries)
		{
			my @finalEntries = split(/"/, $_);
			push(@tempCategories, $finalEntries[3]);
		}
		
		foreach(@tempCategories)
		{
			my $add = 0;
			my $p = $_;
			foreach(@categories)
			{
				if($_ ne $p)
				{
					$add = 1;
				}
				else
				{
					$add = 0;
					last;
				}
			}
			
			if($add == 1)
			{
				push(@categories, $p);
			}
		}
	}
	return @categories;
}