Revision b251cc22
Von Sven Schöling vor mehr als 9 Jahren hinzugefügt
SL/Menu.pm | ||
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#===================================================================== |
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# LX-Office ERP |
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# Copyright (C) 2004 |
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# Based on SQL-Ledger Version 2.1.9 |
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# Web http://www.lx-office.org |
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# |
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#===================================================================== |
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# SQL-Ledger Accounting |
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# Copyright (C) 2001 |
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# |
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# Author: Dieter Simader |
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# Email: dsimader@sql-ledger.org |
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# Web: http://www.sql-ledger.org |
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# |
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# Contributors: |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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#===================================================================== |
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# |
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# routines for menu items |
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# |
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#===================================================================== |
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package Menu; |
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package SL::Menu; |
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use strict; |
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use SL::Auth; |
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use SL::Inifile; |
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our @ISA = qw(Inifile); |
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use YAML::XS (); |
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use File::Spec; |
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use SL::MoreCommon qw(uri_encode); |
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sub new { |
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$main::lxdebug->enter_sub();
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my ($package, $domain) = @_;
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my ($package, @menufiles) = @_;
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my $path = File::Spec->catdir('menus', $domain);
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my $self = $package->SUPER::new($menufiles[0]); |
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opendir my $dir, $path or die "can't open $path: $!"; |
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my @files = sort grep -f "$path/$_", readdir $dir; |
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close $dir; |
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for (@menufiles[1..$#menufiles]) { |
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my $inifile = Inifile->new($_); |
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push @{ $self->{ORDER} }, @{ delete $inifile->{ORDER} }; |
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$self->{$_} = $inifile->{$_} for keys %$inifile; |
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my $nodes = []; |
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my $nodes_by_id = {}; |
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for my $file (@files) { |
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my $data = YAML::XS::LoadFile(File::Spec->catfile($path, $file)); |
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_merge($nodes, $nodes_by_id, $data); |
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} |
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$self->set_access; |
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$main::lxdebug->leave_sub(); |
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my $self = bless { |
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nodes => $nodes, |
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by_id => $nodes_by_id, |
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}, $package; |
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$self->build_tree; |
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$self->set_access; |
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return $self; |
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} |
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sub menuitem_new {
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$main::lxdebug->enter_sub(LXDebug::DEBUG2());
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sub _merge {
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my ($nodes, $by_id, $data) = @_;
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my ($self, $name, $item) = @_;
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die 'not an array ref' unless $data && 'ARRAY' eq ref $data; # TODO check this sooner, to get better diag to user
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my $module = $self->{$name}->{module} || $::form->{script};
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my $action = $self->{$name}->{action};
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for my $node (@$data) {
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my $id = $node->{id};
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$item->{target} = $self->{$name}->{target} || "main_window"; |
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$item->{href} = $self->{$name}->{href} || "${module}?action=" . $::form->escape($action); |
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my $merge_to = $by_id->{$id}; |
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my @vars = qw(module target href); |
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push @vars, 'action' unless ($self->{$name}->{href}); |
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if (!$merge_to) { |
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push @$nodes, $node; |
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$by_id->{$id} = $node; |
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next; |
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} |
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map { delete $self->{$name}{$_} } @vars; |
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# TODO make this a real recursive merge |
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# TODO add support for arrays |
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# merge keys except params |
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for my $key (keys %$node) { |
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if (ref $node->{$key}) { |
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if ('HASH' eq ref $node->{$key}) { |
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$merge_to->{$key} = {} if !exists $merge_to->{$key} || 'HASH' ne ref $merge_to->{$key}; |
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for (keys %{ $node->{params} }) { |
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$merge_to->{$key}{$_} = $node->{params}{$_}; |
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} |
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} else { |
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die "unsupported structure @{[ ref $node->{$key} ]}"; |
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} |
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} else { |
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$merge_to->{$key} = $node->{$key}; |
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} |
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} |
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} |
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} |
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# add other params |
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foreach my $key (keys %{ $self->{$name} }) { |
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my ($value, $conf) = split(m/=/, $self->{$name}->{$key}, 2); |
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$value = $::myconfig->{$value} . "/$conf" if ($conf); |
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$item->{href} .= "&" . $::form->escape($key) . "=" . $::form->escape($value); |
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sub build_tree { |
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my ($self) = @_; |
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# first, some sanity check. are all parents valid ids or empty? |
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for my $node ($self->nodes) { |
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next if !exists $node->{parent} || !$node->{parent} || $self->{by_id}->{$node->{id}}; |
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die "menu: node $node->{id} has non-existant parent $node->{parent}"; |
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} |
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$main::lxdebug->leave_sub(LXDebug::DEBUG2()); |
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} |
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my %by_parent; |
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# order them by parent |
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for my $node ($self->nodes) { |
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push @{ $by_parent{ $node->{parent} } //= [] }, $node; |
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} |
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sub access_control {
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$main::lxdebug->enter_sub(2);
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my $tree = { };
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$self->{by_id}{''} = $tree;
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my ($self, $myconfig, $menulevel) = @_; |
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my @menu = (); |
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for (keys %by_parent) { |
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my $parent = $self->{by_id}{$_}; |
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$parent->{children} = [ sort { $a->{order} <=> $b->{order} } @{ $by_parent{$_} } ]; |
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} |
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_set_level_rec($tree->{children}, 0); |
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$self->{tree} = $tree->{children}; |
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} |
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sub _set_level_rec { |
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my ($ary_ref, $level) = @_; |
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if (!$menulevel) { |
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@menu = grep { !/--/ } @{ $self->{ORDER} }; |
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} else { |
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@menu = grep { /^${menulevel}--/ } @{ $self->{ORDER} }; |
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for (@$ary_ref) { |
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$_->{level} = $level; |
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_set_level_rec($_->{children}, $level + 1) if $_->{children}; |
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} |
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} |
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$main::lxdebug->leave_sub(2); |
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sub nodes { |
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@{ $_[0]{nodes} } |
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} |
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sub tree_walk { |
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my ($self, $all) = @_; |
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return @menu;
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_tree_walk_rec($self->{tree}, $all);
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} |
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sub parse_access_string {
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my $self = shift;
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my $key = shift;
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my $access = shift;
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sub _tree_walk_rec {
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my ($ary_ref, $all) = @_;
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map { $_->{children} ? ($_, _tree_walk_rec($_->{children}, $all)) : ($_) } grep { $all || $_->{visible} } @$ary_ref;
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}
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my $form = $main::form; |
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my $auth = $main::auth; |
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my $myconfig = \%main::myconfig; |
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sub parse_access_string { |
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my ($self, $node) = @_; |
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my @stack; |
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my $cur_ary = []; |
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push @stack, $cur_ary; |
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while ($access =~ m/^([a-z_]+|\||\&|\(|\)|\s+)/) { |
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my $access = $node->{access}; |
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while ($access =~ m/^([a-z_\/]+|\||\&|\(|\)|\s+)/) { |
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my $token = $1; |
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substr($access, 0, length($1)) = ""; |
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... | ... | |
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} elsif ($token eq ")") { |
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pop @stack; |
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if (!@stack) { |
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$form->error("Error in menu.ini for entry ${key}: missing '('");
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die "Error in menu.ini for entry $node->{id}: missing '('";
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} |
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$cur_ary = $stack[-1]; |
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push @{$cur_ary}, $token; |
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} else { |
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push @{$cur_ary}, $auth->check_right($::myconfig{login}, $token, 1); |
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if ($token =~ m{^ client / (.*) }x) { |
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push @{$cur_ary}, $self->parse_instance_conf_string($1); |
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} else { |
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push @{$cur_ary}, $::auth->check_right($::myconfig{login}, $token, 1); |
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} |
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} |
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} |
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if ($access) { |
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$form->error("Error in menu.ini for entry ${key}: unrecognized token at the start of '$access'\n");
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die "Error in menu.ini for entry $node->{id}: unrecognized token at the start of '$access'\n";
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} |
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if (1 < scalar @stack) { |
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$main::form->error("Error in menu.ini for entry ${key}: Missing ')'\n");
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die "Error in menu.ini for entry $node->{id}: Missing ')'\n";
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} |
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return SL::Auth::evaluate_rights_ary($stack[0]); |
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} |
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sub parse_instance_conf_string { |
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my ($self, $setting) = @_; |
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return $::instance_conf->data->{$setting}; |
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} |
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sub set_access { |
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my $self = shift; |
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my $key; |
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foreach $key (@{ $self->{ORDER} }) { |
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my $entry = $self->{$key}; |
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$entry->{GRANTED} = $entry->{ACCESS} ? $self->parse_access_string($key, $entry->{ACCESS}) : 1; |
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$entry->{GRANTED} &&= $self->parse_instance_conf_string($entry->{INSTANCE_CONF}) if $entry->{INSTANCE_CONF}; |
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$entry->{IS_MENU} = $entry->{submenu} || ($key !~ m/--/); |
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$entry->{NUM_VISIBLE_CHILDREN} = 0; |
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if ($key =~ m/--/) { |
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my $parent = $key; |
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substr($parent, rindex($parent, '--')) = ''; |
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$entry->{GRANTED} &&= $self->{$parent}->{GRANTED}; |
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} |
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$entry->{VISIBLE} = $entry->{GRANTED}; |
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} |
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foreach $key (reverse @{ $self->{ORDER} }) { |
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my $entry = $self->{$key}; |
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sub href_for_node { |
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my ($self, $node) = @_; |
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if ($entry->{IS_MENU}) { |
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$entry->{VISIBLE} &&= $entry->{NUM_VISIBLE_CHILDREN} > 0; |
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} |
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return undef if !$node->{href} && !$node->{module} && !$node->{params}; |
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next if (($key !~ m/--/) || !$entry->{VISIBLE}); |
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my $href = $node->{href} || $node->{module} || 'controller.pl'; |
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my @tokens; |
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my $parent = $key; |
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substr($parent, rindex($parent, '--')) = ''; |
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$self->{$parent}->{NUM_VISIBLE_CHILDREN}++; |
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while (my ($key, $value) = each %{ $node->{params} }) { |
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push @tokens, uri_encode($key, 1) . "=" . uri_encode($value, 1); |
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} |
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# $self->dump_visible(); |
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return join '?', $href, grep $_, join '&', @tokens; |
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} |
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$self->{ORDER} = [ grep { $self->{$_}->{VISIBLE} } @{ $self->{ORDER} } ]; |
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sub name_for_node { |
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$::locale->text($_[1]{name}) |
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} |
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205 | 198 |
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{ no strict 'refs'; |
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# ToDO: fix this. nuke and pave algorithm without type checking screams for problems. |
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map { delete @{$self->{$_}}{qw(GRANTED IS_MENU NUM_VISIBLE_CHILDREN VISIBLE ACCESS)} if ($_ ne 'ORDER') } keys %{ $self }; |
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} |
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sub parse_instance_conf_string { |
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my ($self, $setting) = @_; |
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return $::instance_conf->data->{$setting}; |
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210 | 202 |
} |
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sub dump_visible { |
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my $self = shift; |
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foreach my $key (@{ $self->{ORDER} }) { |
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my $entry = $self->{$key}; |
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$main::lxdebug->message(0, "$entry->{GRANTED} $entry->{VISIBLE} $entry->{NUM_VISIBLE_CHILDREN} $key"); |
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sub set_access { |
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my ($self) = @_; |
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# 1. evaluate access for all |
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# 2. if a menu has no visible children, its not visible either |
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for my $node (reverse $self->tree_walk("all")) { |
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$node->{visible} = $node->{access} ? $self->parse_access_string($node) |
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: !$node->{children} ? 1 |
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: $node->{visible_children} ? 1 |
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: 0; |
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if ($node->{visible} && $node->{parent}) { |
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$self->{by_id}{ $node->{parent} }{visible_children} = 1; |
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} |
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217 | 217 |
} |
218 | 218 |
} |
219 | 219 |
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Auch abrufbar als: Unified diff
Menüstruktur auf YAML geändert