<?php
// eXhibition - A PHP/MySQL Art Publishing System
// copyright (c) 2006 sketchdude
// 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
// start the session and connect to the database
require_once('../includes/config_inc.php');
require_once('inc/category_inc.php');
require_once('inc/validate_inc.php');
// activate the login script
require_once('inc/login_inc.php');
// look for a valid login session
if (isset($_SESSION['administrator']) && $_SESSION['authorized'] == 'admin') {
// check to see if someone is logging out
if (isset($_GET['action']) && $_GET['action'] == 'logout') {
admin_logout();
}
// user is successfully logged in
$errors = null;
$update_message = null;
$info = null;
$item = 'Category';
$id_type = 'category_id';
// the quit button is clicked
if (isset($_POST['quit']) && $_POST['quit'] == 'Quit') {
unset($_POST);
unset($errors);
unset($_SESSION['action']);
unset($_SESSION['num_checkbox']);
unset($_SESSION['checkbox']);
unset($_SESSION['orderby']);
// unset any remaining session variables
unset($_SESSION['category_id']);
unset($_SESSION['cat_name']);
unset($_SESSION['cat_type']);
unset($_SESSION['sidebar']);
unset($_SESSION['rss_channel']);
unset($_SESSION['meta_data_id']);
unset($_SESSION['title']);
unset($_SESSION['description']);
unset($_SESSION['keywords']);
unset($_SESSION['display']);
unset($_SESSION['rss_feed']);
unset($_SESSION['priority']);
unset($_SESSION['link']);
unset($_SESSION['pub_date']);
unset($_SESSION['last_updated']);
}
// the add button is clicked:
if (isset($_POST['add']) && $_POST['add'] == 'Add' || isset($_SESSION['action']) && $_SESSION['action'] == 'category_add') {
// load session vars
$_SESSION['action'] = 'category_add';
// $task may be: form, or Save
if (isset($_POST['task'])) {
$task = gp_filter($_POST['task']);
}
else {
// the default task is 'form'
$task = 'form';
}
switch ($task) {
case 'form':
default:
// set message vars
$message = 'Logged in as: ' . $_SESSION['administrator'];
$info = 'Adding new category...';
$page_title = 'Add Category - eXhibition';
$display_select = display_selectbox();
$sidebar_selectbox = sidebar_selectbox();
$ctype_select = ctype_select();
// activate the template
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/category_add_form' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
break;
case 'Save':
// set message vars
$message = 'Logged in as: ' . $_SESSION['administrator'];
$page_title = 'Add Category - eXhibition';
// load the session variable from post:
if (isset($_POST['cat_name'])) {
$_SESSION['cat_name'] = gp_filter($_POST['cat_name']);
}
if (isset($_POST['cat_type'])) {
$_SESSION['cat_type'] = gp_filter($_POST['cat_type']);
}
if (isset($_POST['sidebar'])) {
$_SESSION['sidebar'] = gp_filter($_POST['sidebar']);
}
if (isset($_POST['rss_channel'])) {
$_SESSION['rss_channel'] = gp_filter($_POST['rss_channel']);
}
if (isset($_POST['title'])) {
$_SESSION['title'] = gp_filter($_POST['title']);
}
if (isset($_POST['description'])) {
$_SESSION['description'] = gp_filter($_POST['description']);
}
if (isset($_POST['keywords'])) {
$_SESSION['keywords'] = gp_filter($_POST['keywords']);
}
if (isset($_POST['display'])) {
$_SESSION['display'] = gp_filter($_POST['display']);
}
if (isset($_POST['priority'])) {
$_SESSION['priority'] = gp_filter($_POST['priority']);
}
// Run validation routines on cat_name
validate_category();
if (empty($errors)) {
// create the category
if(create_category()) {
$info = '<p>New category successfully created!</p>';
}
else {
$info = '<p>Could not create this category. Please try again later.</p>';
}
// activate the confirmation template
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/message' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
}
else {
$info = '<p>Errors exist: Edit details for new category.</p>';
// activate the edit form
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/category_edit_form' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
}
break;
}
}
// the view button is clicked:
elseif (isset($_POST['view']) && $_POST['view'] == 'View' || isset($_SESSION['action']) && $_SESSION['action'] == 'category_view') {
if (!empty($_POST['checkbox'])) {
// load the session vars
$_SESSION['action'] = 'category_view';
$_SESSION['num_checkbox'] = count($_POST['checkbox']);
$_SESSION['checkbox'] = $_POST['checkbox'];
}
elseif (empty($_SESSION['checkbox'])) {
// if no box is selected when an action is requested, do nothing.
header('location: ' . $_SERVER['PHP_SELF']);
}
// set message vars
$page_title = 'Adminstration Category Details - eXhibition';
$message = 'Logged in as: ' . $_SESSION['administrator'];
// set a number for pagination
if (!isset($_GET['page'])) {
$page = 1;
}
else {
$page = gp_filter($_GET['page']);
}
// print out the number of checkbox selections
if ($_SESSION['num_checkbox'] == 1) {
$num_post_message = '1 category selected';
}
else {
$num_post_message = $_SESSION['num_checkbox'] . ' categories selected';
}
// set maximum number of rows per page
$max_results = 1;
// calculate the page offset
$offset = (($page * $max_results) - $max_results);
// calculate total pages
$total_pages = ceil($_SESSION['num_checkbox'] / $max_results);
// format the checkbox selections for the sql query
$in = '';
foreach ($_SESSION['checkbox'] as $key => $value) {
$in .= $value . ', ';
}
$in = rtrim($in, ', ');
// main query
$query = "SELECT
c.category_id,
c.cat_name,
c.cat_type,
c.sidebar,
c.rss_channel,
m.title,
m.description,
m.keywords,
m.display,
m.priority,
m.link,
m.pub_date,
m.last_updated
FROM
category c,
meta_data m
WHERE
c.category_id IN ($in)
AND
c.meta_data_id = m.meta_data_id
LIMIT
$offset, $max_results";
// get the category details
$result = mysql_query($query);
echo mysql_error();
if (!mysql_num_rows($result)) {
// no categories found
$info = 'No categories found!';
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/message' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
exit();
}
else {
// categories found
$details = '';
while ($row = mysql_fetch_assoc($result)) {
// format the category details
foreach ($row as $label => $field) {
$details .=
' <tr>' . "\n" .
' <td bgcolor="#147a14" class="label" align="right" height="25">' . "\n" .
' ' . $label . "\n" .
' </td>' . "\n" .
' <td bgcolor="#147a14" class="field" align="left" height="25">' . "\n" .
' ' . $field . "\n" .
' </td>' . "\n" .
' </tr>' . "\n";
}
}
}
// construct pagination links
include_once('inc/paginate_inc.php');
paginate_child($page, $total_pages);
// activate the template
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/view' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
}
// the edit button is clicked:
elseif (isset($_POST['edit']) && $_POST['edit'] == 'Edit' || isset($_SESSION['action']) && $_SESSION['action'] == 'category_edit') {
if (!empty($_POST['checkbox'])) {
// load the session vars
$_SESSION['action'] = 'category_edit';
$_SESSION['num_checkbox'] = count($_POST['checkbox']);
$_SESSION['checkbox'] = $_POST['checkbox'];
}
elseif (empty($_SESSION['checkbox'])) {
// if no box is selected when an action is requested, do nothing.
header('location: ' . $_SERVER['PHP_SELF']);
}
// $task may be: form or Save
if (isset($_POST['task'])) {
$task = gp_filter($_POST['task']);
}
else {
// the default task is 'form'
$task = 'form';
}
switch ($task) {
case 'form':
default:
// set message vars
$page_title = 'Administration Edit Categories - eXhibition';
$message = 'Logged in as: ' . $_SESSION['administrator'];
// set a number for pagination
if (!isset($_GET['page'])) {
$page = 1;
}
else {
$page = gp_filter($_GET['page']);
}
// set a message
if ($_SESSION['num_checkbox'] == 1) {
$num_post_message = '1 category selected';
}
else {
$num_post_message = $_SESSION['num_checkbox'] . ' categories selected';
}
// set maximum number of rows per page
$max_results = 1;
// calculate the page offset
$offset = (($page * $max_results) - $max_results);
// calculate total pages
$total_pages = ceil($_SESSION['num_checkbox'] / $max_results);
// format the checkbox selections for sql
$in = '';
foreach ($_SESSION['checkbox'] as $key => $value) {
$in .= $value . ', ';
}
$in = rtrim($in, ', ');
// main query
$query = "SELECT
c.category_id,
c.cat_name,
c.sidebar,
c.rss_channel,
m.title,
m.description,
m.keywords,
m.display,
m.priority,
m.link,
m.pub_date,
m.last_updated
FROM
category c,
meta_data m
WHERE
c.category_id IN ($in)
AND
c.meta_data_id = m.meta_data_id
LIMIT
$offset, $max_results";
// get the category details
$result = mysql_query($query);
if (!mysql_num_rows($result)) {
// no categories found
$info = '<p>No categories found!</p>';
include_once($admin_tpl . '/message' . $admin_tplext);
exit();
}
else {
// categories found
while ($row = mysql_fetch_assoc($result)) {
if (strlen($row['parent']) < 1) {
$row['parent'] = 'None';
}
// load data into session variables
$_SESSION['category_id'] = $row['category_id'];
$_SESSION['cat_name'] = $row['cat_name'];
$_SESSION['sidebar'] = $row['sidebar'];
$_SESSION['rss_channel'] = $row['rss_channel'];
$_SESSION['title'] = $row['title'];
$_SESSION['description'] = $row['description'];
$_SESSION['keywords'] = $row['keywords'];
$_SESSION['display'] = $row['display'];
$_SESSION['priority'] = $row['priority'];
$_SESSION['link'] = $row['link'];
}
if (isset($_SESSION['display'])) {
$display_select = display_selectbox($_SESSION['display']);
}
if (isset($_SESSION['sidebar'])) {
$sidebar_select = sidebar_selectbox($_SESSION['sidebar']);
}
if (isset($_SESSION['rss_channel'])) {
if ($_SESSION['rss_channel'] == 'yes') {
$checked = ' checked';
}
else {
$checked = null;
}
}
// construct pagination links
include_once('inc/paginate_inc.php');
paginate_child($page, $total_pages);
// activate the edit form
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/category_edit_form' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
}
break;
case 'Save':
// load the session variable from post:
if (isset($_POST['cat_name'])) {
$_SESSION['cat_name'] = gp_filter($_POST['cat_name']);
}
if (isset($_POST['sidebar'])) {
$_SESSION['sidebar'] = gp_filter($_POST['sidebar']);
}
if (isset($_POST['rss_channel'])) {
if ($_POST['rss_channel'] == 'yes') {
$_SESSION['rss_channel'] = 'yes';
}
else {
$_SESSION['rss_channel'] = 'no';
}
}
else {
$_SESSION['rss_channel'] = 'no';
}
if (isset($_POST['title'])) {
$_SESSION['title'] = gp_filter($_POST['title']);
}
if (isset($_POST['description'])) {
$_SESSION['description'] = gp_filter($_POST['description']);
}
if (isset($_POST['keywords'])) {
$_SESSION['keywords'] = gp_filter($_POST['keywords']);
}
if (isset($_POST['display'])) {
$_SESSION['display'] = gp_filter($_POST['display']);
}
if (isset($_POST['priority'])) {
$_SESSION['priority'] = gp_filter($_POST['priority']);
}
// run validation routines on the session variable
validate_category();
if (empty($errors)) {
// Saving data...
// run a function to create a query string of changed fields
$query_string = category_fields_diff();
// main update query
$update = "UPDATE
category
SET
$query_string
WHERE
category_id = $_SESSION[category_id]";
// if the query string shows changes, run the update
if ($query_string) {
$result = mysql_query($update);
$info = 'Changes saved.';
}
else {
$info = 'No changes made.';
}
// unset session variables
unset($_SESSION['cat_name']);
unset($_SESSION['sidebar']);
unset($_SESSION['rss_channel']);
unset($_SESSION['title']);
unset($_SESSION['description']);
unset($_SESSION['keywords']);
unset($_SESSION['display']);
unset($_SESSION['priority']);
// show a confirmation page
$page_title = 'Adminstration Edit Category - eXhibition';
$message = 'Logged in as: ' . $_SESSION['administrator'];
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/message' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
}
else {
// errors exist
$page_title = 'Errors Exist: Adminstration Edit Category - eXhibition';
$message = 'Logged in as: ' . $_SESSION['administrator'];
// set a number for pagination
if (!isset($_GET['page'])) {
$page = 1;
}
else {
$page = gp_filter($_GET['page']);
}
// set a message
if ($_SESSION['num_checkbox'] == 1) {
$num_post_message = '1 category selected';
}
else {
$num_post_message = $_SESSION['num_checkbox'] . ' categories selected';
}
// set maximum number of rows per page
$max_results = 1;
// calculate the page offset
$offset = (($page * $max_results) - $max_results);
// calculate total pages
$total_pages = ceil($_SESSION['num_checkbox'] / $max_results);
// format the checkbox selections for sql
$in = '';
foreach ($_SESSION['checkbox'] as $key => $value) {
$in .= $value . ', ';
}
$in = rtrim($in, ', ');
$query = "SELECT
c.category_id,
c.cat_name,
c.sidebar,
c.rss_channel,
m.title,
m.description,
m.keywords,
m.display,
m.priority
FROM
category c,
meta_data m
WHERE
c.category_id IN ($in)
AND
c.category_id = $_SESSION[category_id]
AND
c.meta_data_id = m.meta_data_id
LIMIT
$offset, $max_results";
// get the category details
$result = mysql_query($query);
if (!mysql_num_rows($result)) {
// no categories found
$info = 'No categories found!';
include_once($admin_tpl . '/message' . $admin_tplext);
exit();
}
else {
// categories found
while ($row = mysql_fetch_assoc($result)) {
$_SESSION['category_id'] = $row['category_id'];
$_SESSION['cat_name'] = $row['cat_name'];
$_SESSION['sidebar'] = $row['sidebar'];
$_SESSION['rss_channel'] = $row['rss_channel'];
$_SESSION['title'] = $row['title'];
$_SESSION['description'] = $row['description'];
$_SESSION['keywords'] = $row['keywords'];
$_SESSION['display'] = $row['display'];
$_SESSION['priority'] = $row['priority'];
}
}
if (isset($_SESSION['display'])) {
$display_select = display_selectbox($_SESSION['display']);
}
if (isset($_SESSION['sidebar'])) {
$sidebar_select = sidebar_selectbox($_SESSION['sidebar']);
}
if (isset($_SESSION['rss_channel'])) {
if ($_SESSION['rss_channel'] == 'yes') {
$checked = ' checked';
}
else {
$checked = null;
}
}
// paginate
include_once('inc/paginate_inc.php');
$pagination_row = paginate_child($page, $total_pages);
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/category_edit_form' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
}
break;
}
}
// the delete button is clicked:
elseif (isset($_POST['delete']) && $_POST['delete'] == 'Delete' || isset($_SESSION['action']) && $_SESSION['action'] == 'category_delete') {
if (!empty($_POST['checkbox'])) {
// load the session vars
$_SESSION['action'] = 'category_delete';
$_SESSION['num_checkbox'] = count($_POST['checkbox']);
$_SESSION['checkbox'] = $_POST['checkbox'];
}
elseif (empty($_SESSION['checkbox'])) {
// if no box is selected when an action is requested, do nothing.
header('location: ' . $_SERVER['PHP_SELF']);
}
// set message vars
$page_title = 'Category Delete - eXhibition';
$message = 'Logged in as: ' . $_SESSION['administrator'];
if (!isset($_POST['task'])) {
$_POST['task'] = 'request';
}
// $task may be request or Delete
switch (gp_filter($_POST['task'])) {
default:
case 'request':
// set a number for pagination
if (!isset($_GET['page'])) {
$page = 1;
}
else {
$page = gp_filter($_GET['page']);
}
// set a message
if ($_SESSION['num_checkbox'] == 1) {
$num_post_message = '1 category selected';
}
else {
$num_post_message = $_SESSION['num_checkbox'] . ' categories selected';
}
// set maximum number of rows per page
$max_results = 1;
// calculate the page offset
$offset = (($page * $max_results) - $max_results);
// calculate total pages
$total_pages = ceil($_SESSION['num_checkbox'] / $max_results);
// format the checkbox selections for sql
$in = '';
foreach ($_SESSION['checkbox'] as $key => $value) {
$in .= $value . ', ';
}
$in = rtrim($in, ', ');
// main query
$query = "SELECT
c.category_id,
c.cat_name,
c.sidebar,
c.rss_channel,
m.title,
m.description,
m.keywords,
m.display,
m.priority
FROM
category c,
meta_data m
WHERE
c.category_id IN ($in)
AND
c.meta_data_id = m.meta_data_id
LIMIT
$offset, $max_results";
$result = mysql_query($query);
if (!mysql_num_rows($result)) {
// no categories found
$info = 'No categories found!';
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/message' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
exit();
}
else {
// categories found
$details = '';
while ($row = mysql_fetch_assoc($result)) {
// format the category details
foreach ($row as $label => $field) {
$details .=
' <tr>' . "\n" .
' <td bgcolor="#eeeeee">' . "\n" .
' ' . $label . "\n" .
' </td>' . "\n" .
' <td bgcolor="#eeeeee">' . "\n" .
' ' . $field . "\n" .
' </td>' . "\n" .
' </tr>' . "\n";
}
}
}
// construct pagination links
include_once('inc/paginate_inc.php');
paginate_child($page, $total_pages);
// activate the template
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/delete' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
break;
case 'Delete':
// delete this row from the database
$category_id = $_SESSION['checkbox'][0];
$query = "DELETE FROM
category, meta_data
USING
category, meta_data
WHERE
category.category_id = '$category_id'
AND
category.meta_data_id = meta_data.meta_data_id";
if (!$result = mysql_query($query)) {
$info = '<p>Not deleted! Please try again later.</p>';
}
else {
$info = '<p>Item deleted!</p>';
}
// show the confirm delete template
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/message' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
break;
}
}
// no button was clicked:
else {
// List view: build a list of existing categories
$page_title = 'Categories - eXhibition';
$message = 'Logged in as: ' . $_SESSION['administrator'];
// count the database rows
$query = "SELECT count(*) FROM category";
$result = mysql_query($query);
if (!$result) {
$num_rows = 0;
}
else {
$num_rows = mysql_fetch_row($result);
}
// set a number for pagination
if (!isset($_GET['page'])) {
$page = 1;
}
else {
$page = gp_filter($_GET['page']);
}
// set maximum number of rows per page
$setmax_results = 6;
// check if the display all link is clicked
if (isset($_GET['displayall']) && $_GET['displayall'] == 'normal') {
$max_results = $setmax_results;
$display_all = '&displayall=normal';
}
elseif (isset($_GET['displayall']) && $_GET['displayall'] == 'all') {
$max_results = $num_rows[0];
$display_all = '&displayall=all';
}
else {
$_GET['displayall'] = 'normal';
$max_results = $setmax_results;
$display_all = null;
}
// this prevents the page from breaking if displayall is selected from page 2 or higher
if (($page > 1) && ($_GET['displayall'] == 'all')) {
$page = 1;
}
// calculate the page offset
$offset = (($page * $max_results) - $max_results);
// calculate total pages
if (isset($num_rows[0]) && $num_rows[0] > 0) {
$total_pages = ceil($num_rows[0] / $max_results);
}
else {
$total_pages = 1;
}
// get a nice field name for the sort pic alt tag
if (!empty($_GET['sort'])) {
$default_fieldname = gp_filter($_GET['sort']);
}
else {
$default_fieldname = 'category_id';
}
// initialize sort vars
$orderby = 'category_id DESC'; // appended to sql query
$orderby_category_id = 'category_id'; // appended to <th> link
$orderby_cat_name = 'cat_name'; // appended to <th> link
$orderby_cat_type = 'cat_type'; // appended to <th> link
$orderby_priority = 'priority'; // appended to <th> link
$orderby_display = 'display'; // appended to <th> link
$orderby_sidebar = 'sidebar'; // appended to <th> link
$paginate_str = 'category_id'; // appended to pagination link
$sortpic_up = '<img src="img/sort_up.gif" width="13" height="11" alt="Sort by ' . $default_fieldname . '" title="Sort by ' . $default_fieldname . '">';
$sortpic_dn = '<img src="img/sort_dn.gif" width="13" height="11" alt="Sort by ' . substr($default_fieldname, 0, -5) . ' descending" title="Sort by ' . substr($default_fieldname, 0, -5) . ' descending">';
$sortpic = $sortpic_up; // arrow for column heading - may point up or down
if (!isset($_GET['sort'])) {
$_GET['sort'] = 'category_id';
}
// maintain sort vars when column headings are clicked
switch (gp_filter($_GET['sort'])) {
case 'category_id':
default:
$orderby = 'category_id ASC';
$orderby_category_id = 'category_id_desc';
$orderby_cat_name = 'cat_name';
$paginate_str = 'category_id';
$sortpic = $sortpic_up;
break;
case 'category_id_desc':
$orderby = 'category_id DESC';
$orderby_category_id = 'category_id';
$paginate_str = 'category_id_desc';
$sortpic = $sortpic_dn;
break;
case 'cat_name':
$orderby = 'cat_name ASC';
$orderby_cat_name = 'cat_name_desc';
$paginate_str = 'cat_name';
$sortpic = $sortpic_up;
break;
case 'cat_name_desc':
$orderby = 'cat_name DESC';
$orderby_cat_name = 'cat_name';
$paginate_str = 'cat_name_desc';
$sortpic = $sortpic_dn;
break;
case 'cat_type':
$orderby = 'cat_type ASC';
$orderby_cat_type = 'cat_type_desc';
$paginate_str = 'cat_type';
$sortpic = $sortpic_up;
break;
case 'cat_type_desc':
$orderby = 'cat_type DESC';
$orderby_cat_type = 'cat_type';
$paginate_str = 'cat_type_desc';
$sortpic = $sortpic_dn;
break;
case 'priority':
$orderby = 'priority ASC';
$orderby_priority = 'priority_desc';
$paginate_str = 'priority';
$sortpic = $sortpic_up;
break;
case 'priority_desc':
$orderby = 'priority DESC';
$orderby_priority = 'priority';
$paginate_str = 'priority_desc';
$sortpic = $sortpic_dn;
break;
case 'display':
$orderby = 'display ASC';
$orderby_display = 'display_desc';
$paginate_str = 'display';
$sortpic = $sortpic_up;
break;
case 'display_desc':
$orderby = 'display DESC';
$orderby_display = 'display';
$paginate_str = 'display_desc';
$sortpic = $sortpic_dn;
break;
case 'sidebar':
$orderby = 'sidebar ASC';
$orderby_sidebar = 'sidebar_desc';
$paginate_str = 'sidebar';
$sortpic = $sortpic_up;
break;
case 'sidebar_desc':
$orderby = 'sidebar DESC';
$orderby_sidebar = 'sidebar';
$paginate_str = 'sidebar_desc';
$sortpic = $sortpic_dn;
break;
}
if (isset($_GET['action'])) {
if ($_GET['action'] == 'selectall') {
$select_all = '&action=selectall';
}
elseif ($_GET['action'] == 'unselectall') {
$select_all = '&action=unselectall';
}
else {
$select_all = null;
}
}
else {
$select_all = null;
}
//construct dynamic hyperlinks for the html table headings
$sub1 = '<a href="' . $_SERVER['PHP_SELF'] . '?sort=';
$sub2 = '&page=' . $page . $select_all . $display_all;
$category_id_th = $sub1 . $orderby_category_id . $sub2 . '">Category ID</a>';
if ($paginate_str == 'category_id' || $paginate_str == 'category_id_desc') {
$category_id_th .= $sortpic;
}
$category_id_th .= "\n";
$cat_name_th = $sub1 . $orderby_cat_name . $sub2 . '">Category Name</a>';
if ($paginate_str == 'cat_name' || $paginate_str == 'cat_name_desc') {
$cat_name_th .= $sortpic;
}
$cat_name_th .= "\n";
$cat_type_th = $sub1 . $orderby_cat_type . $sub2 . '">Type</a>';
if ($paginate_str == 'cat_type' || $paginate_str == 'cat_type_desc') {
$cat_type_th .= $sortpic;
}
$cat_type_th .= "\n";
$priority_th = $sub1 . $orderby_priority . $sub2 . '">Priority Number</a>';
if ($paginate_str == 'priority' || $paginate_str == 'priority_desc') {
$priority_th .= $sortpic;
}
$priority_th .= "\n";
$display_th = $sub1 . $orderby_display . $sub2 . '">Display</a>';
if ($paginate_str == 'display' || $paginate_str == 'display_desc') {
$display_th .= $sortpic;
}
$display_th .= "\n";
$sidebar_th = $sub1 . $orderby_sidebar . $sub2 . '">Side Bar</a>';
if ($paginate_str == 'sidebar' || $paginate_str == 'sidebar_desc') {
$sidebar_th .= $sortpic;
}
$sidebar_th .= "\n";
// list query: get a summary list of existing categories
$query = "SELECT
c.category_id,
c.cat_name,
c.cat_type,
m.priority,
m.display,
c.sidebar
FROM
category c,
meta_data m
WHERE
c.meta_data_id = m.meta_data_id
ORDER BY
$orderby
LIMIT
$offset, $max_results";
$result = mysql_query($query);
if (!$result) {
// no categories exist
$data_rows = ' <tr>' . "\n" .
' <td colspan="7" align="center" height="35" bgcolor="#eeeeee">' . "\n" .
' <p>No categories found! No results!</p>' . "\n" .
' </td>' . "\n" .
' </tr>' . "\n";
}
else {
if (mysql_num_rows($result) < 1) {
// no categories exist
$data_rows = ' <tr>' . "\n" .
' <td colspan="7" align="center" height="35" bgcolor="#eeeeee">' . "\n" .
' <p>No categories found!</p>' . "\n" .
' </td>' . "\n" .
' </tr>' . "\n";
}
else {
// categories exist
$data_rows = '';
$i = 0;
while ($row = mysql_fetch_array($result)) {
$category_id = $row['category_id'];
$cat_name = $row['cat_name'];
$cat_type = $row['cat_type'];
$priority = $row['priority'];
$display = $row['display'];
$sidebar = $row['sidebar'];
// toggle select/unselect for checkboxes
if (!isset($_GET['action'])) {
$_GET['action'] = null;
}
switch (gp_filter($_GET['action'])) {
case 'selectall':
$checked[$i] = ' checked';
$active_action = 'selectall';
break;
case 'unselectall':
default:
$active_action = 'unselectall';
$checked[$i] = null;
break;
}
// format the rows
$data_rows .=
' <tr>' . "\n" .
' <td bgcolor="#eeeeee" align="center" valign="middle" height="25">' . "\n" .
' <input type="checkbox" name="checkbox[]" value="' . $category_id . '"' . $checked[$i] . '>' . "\n" .
' </td>' . "\n" .
' <td bgcolor="#eeeeee" align="center" valign="middle">' . "\n" .
' ' . $category_id . "\n" .
' </td>' . "\n" .
' <td bgcolor="#eeeeee" align="center" valign="middle">' . "\n" .
' ' . $cat_name . "\n" .
' </td>' . "\n" .
' <td bgcolor="#eeeeee" align="center" valign="middle">' . "\n" .
' ' . $cat_type . "\n" .
' </td>' . "\n" .
' <td bgcolor="#eeeeee" align="center" valign="middle">' . "\n" .
' ' . $priority . "\n" .
' </td>' . "\n" .
' <td bgcolor="#eeeeee" align="center" valign="middle">' . "\n" .
' ' . $display . "\n" .
' </td>' . "\n" .
' <td bgcolor="#eeeeee" align="center" valign="middle">' . "\n" .
' ' . $sidebar . "\n" .
' </td>' . "\n" .
' </tr>' . "\n";
$i++;
}
}
}
// construct pagination links
include_once('inc/paginate_inc.php');
paginate_list($page, $total_pages);
// activate the artwork_list template
include_once($admin_tpl . '/header' . $admin_tplext);
include_once($admin_tpl . '/category_list' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
}
}
else {
// user needs to login
if (!empty($_POST['action']) && $_POST['action'] == 'login') {
admin_login(gp_filter($_POST['username']), gp_filter($_POST['password']));
}
$message = 'Please Log In';
$info = 'Administration Login - eXhibition';
$page_title = 'Administration Login - eXhibition';
$text = '<p align="center">Welcome to the eXhibition administrative back-end.</p><p align="center">This area is password protected, so you will need to login to access this part of your site.</p><p> </p>';
// show the login form
include_once($admin_tpl . '/header_dead' . $admin_tplext);
include_once($admin_tpl . '/login' . $admin_tplext);
include_once($admin_tpl . '/footer' . $admin_tplext);
exit();
}
?>