package cPanel::Blogs::WordPress;

use strict;
use warnings;

our $VERSION = 0.1;
my $pkg = __PACKAGE__;

our $meta_info = {
    adminuser_pass => 1, 
    admin_email    => 1, 
    installdir     => 'wordpress',
    description    => 'PHP/MySQL based Blog', # required
    security       => 'Configuration has to be world readable. Subject to all common PHP security problems',
    version        => '1.5.2', # required
    security_rank  => 3, 
    website        => 'http://www.wordpress.org/', 
    config_files   => ['wp-config.php'],
    mysql          => ['wp'],
    table_prefix   => 'wp', 
};

#### action functions ##
sub install { 
    my $cpa = shift; 
    $cpa->{gmt_hour_offset} =  Time::Timezone::tz_local_offset() / 3600;
    $cpa->stdinstall(@_);
}
sub upgrade { shift->stdupgrade(@_) } # gmt_* is already in object, no need to reset...
sub uninstall { shift->stduninstall(@_) }

#### non action functions ##
sub installform { print shift->{installform} }
sub upgradeform { print shift->{upgradeform} }
sub uninstallform { print shift->{uninstallform} }

# 1;

### please MySQL, make your unix time stamp functions from GMT like they should be instead of the server's local TZ:
## In the mean time include Time::Timezone in this module (w/ out POD, Perl ver, or EXPORT stuff) 
# from http://search.cpan.org/src/MUIR/Time-modules-2003.1126/lib/Time/Timezone.pm)

package Time::Timezone;

use Carp;
use strict;

# Parts stolen from code by Paul Foley <paul@ascent.com>

use vars qw($VERSION);

$VERSION = 2003.0211;

sub tz2zone
{
	my($TZ, $time, $isdst) = @_;

	use vars qw(%tzn_cache);

	$TZ = defined($ENV{'TZ'}) ? ( $ENV{'TZ'} ? $ENV{'TZ'} : 'GMT' ) : ''
	    unless $TZ;

	# Hack to deal with 'PST8PDT' format of TZ
	# Note that this can't deal with all the esoteric forms, but it
	# does recognize the most common: [:]STDoff[DST[off][,rule]]

	if (! defined $isdst) {
		my $j;
		$time = time() unless $time;
		($j, $j, $j, $j, $j, $j, $j, $j, $isdst) = localtime($time);
	}

	if (defined $tzn_cache{$TZ}->[$isdst]) {
		return $tzn_cache{$TZ}->[$isdst];
	}
      
	if ($TZ =~ /^
		    ( [^:\d+\-,] {3,} )
		    ( [+-] ?
		      \d {1,2}
		      ( : \d {1,2} ) {0,2} 
		    )
		    ( [^\d+\-,] {3,} )?
		    /x
	    ) {
		$TZ = $isdst ? $4 : $1;
		$tzn_cache{$TZ} = [ $1, $4 ];
	} else {
		$tzn_cache{$TZ} = [ $TZ, $TZ ];
	}
	return $TZ;
}

sub tz_local_offset
{
	my ($time) = @_;

	$time = time() unless $time;
	my (@l) = localtime($time);
	my $isdst = $l[8] || 0;
	my $tzenv = defined($ENV{TZ}) ? $ENV{TZ} : "__notz";

	if ($Timezone::tz_local{$tzenv} &&
	    defined($Timezone::tz_local{$tzenv}[$isdst])) {
		return $Timezone::tz_local{$tzenv}[$isdst];
	}

	$Timezone::tz_local{$tzenv}[$isdst] = &calc_off($time);

	return $Timezone::tz_local{$tzenv}[$isdst];
}

sub calc_off
{
	my ($time) = @_;

	my (@l) = localtime($time);
	my (@g) = gmtime($time);

	my $off;

	$off =	   $l[0] - $g[0]
		+ ($l[1] - $g[1]) * 60
		+ ($l[2] - $g[2]) * 3600;

	# subscript 7 is yday.

	if ($l[7] == $g[7]) {
		# done
	} elsif ($l[7] == $g[7] + 1) {
		$off += 86400;
	} elsif ($l[7] == $g[7] - 1) {
		$off -= 86400;
	} elsif ($l[7] < $g[7]) {
		# crossed over a year boundry!
		# localtime is beginning of year, gmt is end
		# therefore local is ahead
		$off += 86400;
	} else {
		$off -= 86400;
	}

	return $off;
}

# constants
# The rest of the file comes from Graham Barr <bodg@tiuk.ti.com>

CONFIG: {
	use vars qw(%dstZone %zoneOff %dstZoneOff %Zone);

	%dstZone = (
	#   "ndt"  =>	-2*3600-1800,	 # Newfoundland Daylight   
	    "adt"  =>	-3*3600,	 # Atlantic Daylight   
	    "edt"  =>	-4*3600,	 # Eastern Daylight
	    "cdt"  =>	-5*3600,	 # Central Daylight
	    "mdt"  =>	-6*3600,	 # Mountain Daylight
	    "pdt"  =>	-7*3600,	 # Pacific Daylight
	    "ydt"  =>	-8*3600,	 # Yukon Daylight
	    "hdt"  =>	-9*3600,	 # Hawaii Daylight
	    "bst"  =>	+1*3600,	 # British Summer   
	    "mest" =>	+2*3600,	 # Middle European Summer   
	    "met dst" => +2*3600,	 # Middle European Summer   
	    "sst"  =>	+2*3600,	 # Swedish Summer
	    "fst"  =>	+2*3600,	 # French Summer
	    "wadt" =>	+8*3600,	 # West Australian Daylight
	#   "cadt" =>  +10*3600+1800,	 # Central Australian Daylight
	    "eadt" =>  +11*3600,	 # Eastern Australian Daylight
	    "nzdt" =>  +13*3600,	 # New Zealand Daylight	  
	);

	%Zone = (
	    "gmt"	=>   0,		 # Greenwich Mean
	    "ut"	=>   0,		 # Universal (Coordinated)
	    "utc"	=>   0,
	    "wet"	=>   0,		 # Western European
	    "wat"	=>  -1*3600,	 # West Africa
	    "at"	=>  -2*3600,	 # Azores
	# For completeness.  BST is also British Summer, and GST is also Guam Standard.
	#   "bst"	=>  -3*3600,	 # Brazil Standard
	#   "gst"	=>  -3*3600,	 # Greenland Standard
	#   "nft"	=>  -3*3600-1800,# Newfoundland
	#   "nst"	=>  -3*3600-1800,# Newfoundland Standard
	    "ast"	=>  -4*3600,	 # Atlantic Standard
	    "est"	=>  -5*3600,	 # Eastern Standard
	    "cst"	=>  -6*3600,	 # Central Standard
	    "cest"	=>  +2*3600,	 # Central European Summer
	    "mst"	=>  -7*3600,	 # Mountain Standard
	    "pst"	=>  -8*3600,	 # Pacific Standard
	    "yst"	=>  -9*3600,	 # Yukon Standard
	    "hst"	=> -10*3600,	 # Hawaii Standard
	    "cat"	=> -10*3600,	 # Central Alaska
	    "ahst"	=> -10*3600,	 # Alaska-Hawaii Standard
	    "nt"	=> -11*3600,	 # Nome
	    "idlw"	=> -12*3600,	 # International Date Line West
	    "cet"	=>  +1*3600,	 # Central European
	    "met"	=>  +1*3600,	 # Middle European
	    "mewt"	=>  +1*3600,	 # Middle European Winter
	    "swt"	=>  +1*3600,	 # Swedish Winter
	    "fwt"	=>  +1*3600,	 # French Winter
	    "eet"	=>  +2*3600,	 # Eastern Europe, USSR Zone 1
	    "bt"	=>  +3*3600,	 # Baghdad, USSR Zone 2
	#   "it"	=>  +3*3600+1800,# Iran
	    "zp4"	=>  +4*3600,	 # USSR Zone 3
	    "zp5"	=>  +5*3600,	 # USSR Zone 4
	    "ist"	=>  +5*3600+1800,# Indian Standard
	    "zp6"	=>  +6*3600,	 # USSR Zone 5
	# For completeness.  NST is also Newfoundland Stanard, and SST is also Swedish Summer.
	#   "nst"	=>  +6*3600+1800,# North Sumatra
	#   "sst"	=>  +7*3600,	 # South Sumatra, USSR Zone 6
	    "wast"	=>  +7*3600,	 # West Australian Standard
	#   "jt"	=>  +7*3600+1800,# Java (3pm in Cronusland!)
	    "cct"	=>  +8*3600,	 # China Coast, USSR Zone 7
	    "jst"	=>  +9*3600,	 # Japan Standard, USSR Zone 8
	#   "cast"	=>  +9*3600+1800,# Central Australian Standard
	    "east"	=> +10*3600,	 # Eastern Australian Standard
	    "gst"	=> +10*3600,	 # Guam Standard, USSR Zone 9
	    "nzt"	=> +12*3600,	 # New Zealand
	    "nzst"	=> +12*3600,	 # New Zealand Standard
	    "idle"	=> +12*3600,	 # International Date Line East
	);

	%zoneOff = reverse(%Zone);
	%dstZoneOff = reverse(%dstZone);

	# Preferences

	$zoneOff{0}	  = 'gmt';
	$dstZoneOff{3600} = 'bst';

}

sub tz_offset
{
	my ($zone, $time) = @_;

	return &tz_local_offset() unless($zone);

	$time = time() unless $time;
	my(@l) = localtime($time);
	my $dst = $l[8];

	$zone = lc $zone;

	if ($zone =~ /^([\-\+]\d{3,4})$/) {
		my $sign = $1 < 0 ? -1 : 1 ;
		my $v = abs(0 + $1);
		return $sign * 60 * (int($v / 100) * 60 + ($v % 100));
	} elsif (exists $dstZone{$zone} && ($dst || !exists $Zone{$zone})) {
		return $dstZone{$zone};
	} elsif(exists $Zone{$zone}) {
		return $Zone{$zone};
	}
	undef;
}

sub tz_name
{
	my ($off, $time) = @_;

	$time = time() unless $time;
	my(@l) = localtime($time);
	my $dst = $l[8];

	if (exists $dstZoneOff{$off} && ($dst || !exists $zoneOff{$off})) {
		return $dstZoneOff{$off};
	} elsif (exists $zoneOff{$off}) {
		return $zoneOff{$off};
	}
	sprintf("%+05d", int($off / 60) * 100 + $off % 60);
}

1;