# Selima Website Content Management System
# UserPref.pm: The user preference data processor.

#  Copyright (c) 2006-2018 imacat.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.

# Author: imacat <imacat@mail.imacat.idv.tw>
# First written: 2006-03-17

package Selima::Processor::UserPref;
use 5.008;
use strict;
use warnings;
use base qw(Selima::Processor);

use Selima::DataVars qw(:addcol);
use Selima::Guest;
use Selima::ShortCut;
use Selima::UserName;

# new: Initialize the processor
sub new : method {
    local ($_, %_);
    my ($self, $class);
    ($class, @_) = @_;
    $_[1] = "userpref" if @_ < 2;
    $self = $class->SUPER::new(@_);
    return $self;
}

# _save_cols: Save the column deposit
sub _save_cols : method {
    local ($_, %_);
    my ($self, $form, $cur);
    $self = $_[0];
    ($form, $cur) = ($self->{"form"}, $self->{"cur"});
    if ($self->{"type"} ne "del") {
        # Set the "everyone" user
        $form->delete("usr") if     defined $form->param("everyone")
                                    && $form->param("everyone") eq "true";
        # Set the "everywhere" domain
        $form->delete("domain") if  defined $form->param("everywhere")
                                    && $form->param("everywhere") eq "true";
    }
    # A form to create a new item
    if ($self->{"type"} eq "new") {
        $self->{"sn"} = $self->_new_sn;
        $self->{"cols"} = new Selima::AddCol($self->{"table"}, ADDCOL_INSERT);
        $self->{"cols"}->addnum("sn", $self->{"sn"});
        $self->{"cols"}->addnum("usr", $self->_form("usr"));
        $self->{"cols"}->addstr("domain", $self->_form("domain"));
        $self->{"cols"}->addstr("name", $self->_form("name"));
        $self->{"cols"}->addstr_empty("value", $self->_form("value"));
    
    # A form to edit a current item
    } elsif ($self->{"type"} eq "cur") {
        $self->{"cols"} = new Selima::AddCol($self->{"table"}, ADDCOL_UPDATE);
        $self->{"cols"}->addnum("usr", $self->_form("usr"), scalar $cur->param("usr"));
        $self->{"cols"}->addstr("domain", $self->_form("domain"), scalar $cur->param("domain"));
        $self->{"cols"}->addstr("name", $self->_form("name"), scalar $cur->param("name"));
        $self->{"cols"}->addstr_empty("value", $self->_form("value"), scalar $cur->param("value"));
    }
    return;
}

# _actlog: Log the activity
sub _actlog : method {
    local ($_, %_);
    my ($self, $form, $cur, $user, $domain);
    $self = $_[0];
    ($form, $cur) = ($self->{"form"}, $self->{"cur"});
    # A form to create a new item
    if ($self->{"type"} eq "new") {
        if (    defined $form->param("everyone")
                && $form->param("everyone") eq "true") {
            $user = "everyone";
        } elsif (!defined $form->param("usr")) {
            $user = "everyone";
        } else {
            $user = userid $form->param("usr");
        }
        if (    defined $form->param("everywhere")
                && $form->param("everywhere") eq "true") {
            $domain = "everywhere";
        } elsif (!defined $form->param("domain")) {
            $domain = "everywhere";
        } else {
            $domain = $form->param("domain");
        }
        return gactlog "Create a user preference \"" . $form->param("name") . "\""
                . " of $user for $domain"
                . " with s/n " . $self->{"sn"} . ".";
    # A form to edit a current item
    } elsif ($self->{"type"} eq "cur") {
        if (    defined $form->param("everyone")
                && $form->param("everyone") eq "true") {
            $user = "everyone";
        } elsif (!defined $form->param("usr")) {
            $user = "everyone";
        } else {
            $user = userid $form->param("usr");
        }
        if (    defined $form->param("everywhere")
                && $form->param("everywhere") eq "true") {
            $domain = "everywhere";
        } elsif (!defined $form->param("domain")) {
            $domain = "everywhere";
        } else {
            $domain = $form->param("domain");
        }
        return gactlog "Update the user preference \"" . $form->param("name") . "\""
                . " of $user for $domain"
                . " with s/n " . $self->{"sn"} . ".";
    # A form to delete a current item
    } elsif ($self->{"type"} eq "del") {
        $user = defined $cur->param("usr")?
            userid $cur->param("usr"): "everyone";
        $domain = defined $cur->param("domain")?
            $cur->param("domain"): "everywhere";
        return gactlog "Delete the user preference \"" . $cur->param("name") . "\""
                . " of $user for $domain"
                . " with s/n " . $self->{"sn"} . ".";
    }
}

# _ret_status: Return the process status
sub _ret_status : method {
    local ($_, %_);
    my $self;
    $self = $_[0];
    return {"msg"=>N_("This user preference was not modified."),
            "isform"=>0}
        if !$self->_modified;
    # A form to create a new item
    return {"msg"=>N_("This user preference has been successfully added."),
            "isform"=>0}
        if $self->{"type"} eq "new";
    # A form to edit a current item
    return {"msg"=>N_("This user preference has been successfully updated."),
            "isform"=>0}
        if $self->{"type"} eq "cur";
    # A form to delete a current item
    return {"msg"=>N_("This user preference has been successfully deleted."),
            "isform"=>0}
        if $self->{"type"} eq "del";
}

return 1;