##############################################################################
# The Faq-O-Matic is Copyright 1997 by Jon Howell, all rights reserved.      #
#                                                                            #
# 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.#
#                                                                            #
# Jon Howell can be contacted at:                                            #
# 6211 Sudikoff Lab, Dartmouth College                                       #
# Hanover, NH  03755-3510                                                    #
# jonh@cs.dartmouth.edu                                                      #
#                                                                            #
# An electronic copy of the GPL is available at:                             #
# http://www.gnu.org/copyleft/gpl.html                                       #
#                                                                            #
##############################################################################

use strict;

package FAQ::OMatic::editBag;

use CGI;
use FAQ::OMatic::Item;
use FAQ::OMatic;
use FAQ::OMatic::Auth;
use FAQ::OMatic::I18N;

sub main {
	my $cgi = FAQ::OMatic::dispatch::cgi();
	my $rt = '';
	
	my $params = FAQ::OMatic::getParams($cgi);

	FAQ::OMatic::mirrorsCantEdit($cgi, $params);
	
	$rt = FAQ::OMatic::pageHeader($params, ['help', 'faq']);
	
	my $bagName = $params->{'_target'} || '';	# no bag name => upload new.

	if ($bagName) {
		# bag exists
		FAQ::OMatic::Auth::ensurePerm('-item'=>'',
			'-operation'=>'PermReplaceBag',
			'-restart'=>FAQ::OMatic::commandName(),
			'-cgi'=>$cgi,
			'-xreason'=>'replace',
			'-failexit'=>1);
	} else {
		# new bag name
		FAQ::OMatic::Auth::ensurePerm('-item'=>'',
			'-operation'=>'PermNewBag',
			'-restart'=>FAQ::OMatic::commandName(),
			'-cgi'=>$cgi,
			'-failexit'=>1);
	}

	my $bagDescName = $bagName.".desc";
	my $bagDesc = new FAQ::OMatic::Item($bagDescName,
			$FAQ::OMatic::Config::bagsDir);
	$bagDesc->setProperty('Title', 'Bag Description');	# if bagDesc not found
	my $sizeWidth = $bagDesc->{'SizeWidth'} || '';
	my $sizeHeight = $bagDesc->{'SizeHeight'} || '';

	if ($bagName ne '') {
		$rt .= "<h3>".gettext("Replace bag")." <i>$bagName</i>:</h3>\n";
	} else {
		my $item = new FAQ::OMatic::Item($params->{'file'});
		my $itemTitle = $item->getTitle();
		my $partnum = $params->{'partnum'};
		$partnum = -1 if (not defined $partnum);
		$rt .= gettexta("Upload new bag to show in the %0 part in <b>%1</b>.",
				FAQ::OMatic::cardinal($partnum+1),
				$itemTitle)
			."\n";
	}

	$rt .= "<table>\n";
	$rt .= FAQ::OMatic::makeAref('-command'=>'submitBag',
						'-params'=>$params,
						'-refType'=>'POST',
						'-multipart'=>1,
						'-saveTransients'=>1);
	if ($bagName ne '') {
		$rt .= "<input type=hidden name=\"_bagName\" value=\"$bagName\" size=30>\n";
	} else {
		$rt .= "<tr><td align=right valign=top>".gettext("Bag name:")."</td><td valign=top>"
			."<input type=text name=\"_bagName\" value=\"\" size=30>"
			."<br><i>".gettext("The bag name is used as a filename, so it is restricted to only contain letters, numbers, underscores (_), hyphens (-), and periods (.). It should also carry a meaningful extension (such as .gif) so that web browsers will know what to do with the data.")
			."</i><br>".gettext("Hint: Leave blank and Bag Data filename will be used.")
			."</td></tr>\n";
	}
	$rt .= "<tr><td align=right>".gettext("Bag data:")."</td><td>"
			."<input type=file name=\"_bagData\"></td></tr>";
	
	if ($bagName eq ''){
		$rt .= "<tr><td align=right>".gettext("Inline (Images only):")."</td><td><input type=checkbox value=\"y\" name=\"_bagInline\"></td></tr>";
	}
	
	if ($bagName ne '') {
			$rt .= "<tr><td colspan=2 align=right>".gettext("(Leave blank to keep original bag data and change only the associated information below.)")."</td></tr>";
	}

	$rt .= "<tr><td colspan=2>"
		.gettext("If this bag is an image, fill in its dimensions.")."</td></tr>\n"
		."<td align=right>".gettext("Width:")."</td><td align=left>"
		."<input type=text name=\"_sizeWidth\" value=\"$sizeWidth\" size=6>\n"
		.gettext("Height:")." "
		."<input type=text name=\"_sizeHeight\" value=\"$sizeHeight\" size=6>"
		."</td></tr>\n";

	$rt .= "<tr><td></td><td>"
			."<input type=submit name=\"_submit\" value=\"".gettext("Submit Changes")."\">\n";
	$rt .= "<input type=reset name=\"_reset\" value=\"".gettext("Revert")."\">\n"
			."</td></tr>\n";
	$rt .= "</form>\n";
	$rt .= "</table>\n";

	$rt .= FAQ::OMatic::pageFooter($params, ['help', 'faq']);

	print $rt;
}

1;