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#=====================================================================
# LX-Office ERP
# Copyright (C) 2004
# Based on SQL-Ledger Version 2.1.9
# Web http://www.lx-office.org
#
######################################################################
# SQL-Ledger Accounting
# Copyright (c) 1998-2002
#
# Author: Dieter Simader
# Email: dsimader@sql-ledger.org
# Web: http://www.sql-ledger.org
#
# Contributors: Christopher Browne
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#######################################################################
#
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# the frame layout with refractured menu
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#
# CHANGE LOG:
# DS. 2002-03-25 Created
# 2004-12-14 - New Optik - Marco Welter <mawe@linux-studio.de>
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# 2010-08-19 - Icons for sub entries and single click behavior, unlike XUL-Menu
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# JS switchable HTML-menu - Sven Donath <lxo@dexo.de>
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#######################################################################

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use strict;

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use SL::Menu;
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use Data::Dumper;
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use URI;
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use List::MoreUtils qw(apply);

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my $menufile = "menu.ini";
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my $nbsp = '&nbsp;';
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my $mainlevel;

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# end of main

sub display {
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$::lxdebug->enter_sub;
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my $callback = $::form->unescape($::form->{callback});
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$callback = URI->new($callback)->rel($callback) if $callback;
$callback = "login.pl?action=company_logo" if $callback =~ /^(\.\/)?$/;
my $framesize = _calc_framesize();
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$::form->header(doctype => 'frameset');
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print qq|
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<frameset rows="28px,*" cols="*" framespacing="0" frameborder="0">
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<frame src="controller.pl?action=FrameHeader/header" scrolling="NO">
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<frameset cols="$framesize,*" framespacing="0" frameborder="0" border="0" id="menuframe" name="menuframe">
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<frame src="$::form->{script}?action=acc_menu" name="acc_menu" scrolling="auto" noresize marginwidth="0">
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<frame src="$callback" name="main_window" scrolling="auto">
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</frameset>
<noframes>
You need a browser that can read frames to see this page.
</noframes>
</frameset>
</HTML>
|;

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$::lxdebug->leave_sub;
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}

sub acc_menu {
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$::lxdebug->enter_sub;
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my $framesize = _calc_framesize() - 2;
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my $menu = Menu->new("menu.ini");
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$mainlevel = $::form->{level};
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$::form->{title} = $::locale->text('kivitendo');
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$::form->header;
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print qq|
<body class="menu">

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<div align="left">\n<table width="$framesize" border="0">\n|;
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section_menu($menu);

print qq|</table></div>
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</body>
</html>
|;

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$::lxdebug->leave_sub;
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}

sub section_menu {
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$::lxdebug->enter_sub;
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my ($menu, $level) = @_;
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my @menuorder = $menu->access_control(\%::myconfig, $level);

for my $item (@menuorder) {
my $menuitem = $menu->{$item};
my $label = apply { s/.*--// } $item;
my $ml = apply { s/--.*// } $item;
my $show = $ml eq $mainlevel;
my $spacer = $nbsp x (($item =~ s/--/--/g) * 2);
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my $label_icon = $level . "--" . $label . ".png";

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next if $level && $item ne "$level--$label";

$label = $::locale->text($label);

$menuitem->{target} ||= "main_window";

my $anchor = $menu->menuitem(\%::myconfig, $::form, $item, $level);

if (!$level) { # toplevel
my $ml_ = $::form->escape($ml);
my $image = make_image(icon => $item . '.png', size => 24, label => $label, valign => 'middle');
my $anchor = "<a href='menu.pl?action=acc_menu&level=$ml_' class='nohover' title='$label'>";

print make_item(a => $anchor, img => $image, label => $label, height => 24);
section_menu($menu, $item);

} elsif ($menuitem->{submenu}) {
my $image = make_image(submenu => 1);
if ($mainlevel && $item =~ /^\Q$mainlevel\E/) {
print make_item(spacer => $spacer, bold => 1, img => $image, label => $label) if $show;
section_menu($menu, $item);
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} else {
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print make_item(spacer => $spacer, a => $anchor, img => $image, label => $label . '&nbsp;...') if $show;
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}
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} elsif ($menuitem->{module}) {
my $image = make_image(label => $label, icon => $label_icon);
print make_item(img => $image, a => $anchor, spacer => $spacer, label => $label) if $show;
section_menu($menu, $item) if $show && $::form->{$item} && $::form->{level} eq $item;
}
}
$::lxdebug->leave_sub;
}

sub make_item {
my %params = @_;
my $anchor = $params{a} || '';
my @chunks = multiline($params{label});
my $spacer = $params{spacer} || '';
my $image = $params{img};
my $height = $params{height} || 16;
my $a_end = $anchor ? '</a>' : '';
my $bold = $params{bold} ? '<b>' : '';
my $b_end = $bold ? '</b>' : '';
my $hidden_image = make_image(hidden => 1);
return join "\n",
"<tr><td class='hover' height='$height'>$bold$spacer$anchor$image$chunks[0]$a_end$b_end</td></tr>\n",
map "<tr style='vertical-align:top'><td class='hover'>$bold$spacer$hidden_image$anchor$chunks[$_]$a_end$b_end</td></tr>\n",
1..$#chunks;
}

# multi line hack, sschoeling jul06
# if a label is too long, try to split it at whitespaces, then join it to chunks of less
# than 20 chars and store it in an array.
# use this array later instead of the &nbsp;-ed label
sub multiline {
my ($label) = @_;
my @chunks;
my $l = 20;
for (split / /, $label) {
$l += length $_;
if ($l < 20) {
$chunks[-1] .= " $_";
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} else {
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$l = length $_;
push @chunks, $_;
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}
}
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return @chunks;
}

sub make_image {
my (%params) = @_;

my $label = $params{label};
my $icon = $params{icon};
my $hidden = $params{hidden};
my $size = $params{size} || 16;
my $valign = $params{valign} || 'text-top';

return unless _show_images();

my $icon_found = $icon && -f _icon_path($icon, $size);

my $image_url = $icon_found ? _icon_path($icon, $size) : "image/unterpunkt.png";
my $style = $hidden ? "visibility:hidden" : "vertical-align:$valign";
my $width = $hidden ? "width='$size'" : '';

my $padding = $size == 16 && $icon_found || $hidden ? $nbsp x 2
: $size == 24 ? $nbsp
: '';

return "<img src='$image_url' border='0' style='$style' title='$label' $width>$padding";
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}
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sub _calc_framesize {
my $is_lynx_browser = $ENV{HTTP_USER_AGENT} =~ /links/i;
my $is_mobile_browser = $ENV{HTTP_USER_AGENT} =~ /mobile/i;
my $is_mobile_style = $::form->{stylesheet} =~ /mobile/i;

return $is_mobile_browser && $is_mobile_style ? 130
: $is_lynx_browser ? 240
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: 200;
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}

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sub _show_images {
# don't show images in links
_calc_framesize() != 240;
}

sub _icon_path {
my ($label, $size) = @_;

$size ||= 16;

return "image/icons/${size}x${size}/$label";
}

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1;

__END__