📄 image.php
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<?php
// $Id: image.php 1102 2007-10-19 02:55:52Z dugris $
// ------------------------------------------------------------------------ //
// XOOPS - PHP Content Management System //
// Copyright (c) 2000 XOOPS.org //
// <http://www.xoops.org/> //
// ------------------------------------------------------------------------ //
// 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. //
// //
// You may not change or alter any portion of this comment or credits //
// of supporting developers from this source code or any supporting //
// source code which is considered copyrighted (c) material of the //
// original comment or credit authors. //
// //
// 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 //
// ------------------------------------------------------------------------ //
// Author: Kazumi Ono (AKA onokazu) //
// URL: http://www.myweb.ne.jp/, http://www.xoops.org/, http://jp.xoops.org/ //
// Project: The XOOPS Project //
// ------------------------------------------------------------------------- //
if (!defined('XOOPS_ROOT_PATH')) {
exit();
}
/**
* An Image
*
* @package kernel
* @author Kazumi Ono <onokazu@xoops.org>
* @copyright (c) 2000-2003 The Xoops Project - www.xoops.org
*/
class XoopsImage extends XoopsObject
{
/**
* Constructor
**/
function XoopsImage()
{
$this->XoopsObject();
$this->initVar('image_id', XOBJ_DTYPE_INT, null, false);
$this->initVar('image_name', XOBJ_DTYPE_OTHER, null, false, 30);
$this->initVar('image_nicename', XOBJ_DTYPE_TXTBOX, null, true, 100);
$this->initVar('image_mimetype', XOBJ_DTYPE_OTHER, null, false);
$this->initVar('image_created', XOBJ_DTYPE_INT, null, false);
$this->initVar('image_display', XOBJ_DTYPE_INT, 1, false);
$this->initVar('image_weight', XOBJ_DTYPE_INT, 0, false);
$this->initVar('image_body', XOBJ_DTYPE_SOURCE, null, true);
$this->initVar('imgcat_id', XOBJ_DTYPE_INT, 0, false);
}
}
/**
* XOOPS image handler class.
*
* This class is responsible for providing data access mechanisms to the data source
* of XOOPS image class objects.
*
* @package kernel
*
* @author Kazumi Ono <onokazu@xoops.org>
* @copyright (c) 2000-2003 The Xoops Project - www.xoops.org
*/
class XoopsImageHandler extends XoopsObjectHandler
{
/**
* Create a new {@link XoopsImage}
*
* @param boolean $isNew Flag the object as "new"
* @return object
**/
function &create($isNew = true)
{
$image = new XoopsImage();
if ($isNew) {
$image->setNew();
}
return $image;
}
/**
* Load a {@link XoopsImage} object from the database
*
* @param int $id ID
* @param boolean $getbinary
* @return object {@link XoopsImage}, FALSE on fail
**/
function &get($id, $getbinary=true)
{
$image = false;
$id = intval($id);
if ($id > 0) {
$sql = 'SELECT i.*, b.image_body FROM '.$this->db->prefix('image').' i LEFT JOIN '.$this->db->prefix('imagebody').' b ON b.image_id=i.image_id WHERE i.image_id='.$id;
if (!$result = $this->db->query($sql)) {
return $image;
}
$numrows = $this->db->getRowsNum($result);
if ($numrows == 1) {
$image = new XoopsImage();
$image->assignVars($this->db->fetchArray($result));
}
}
return $image;
}
/**
* Write a {@link XoopsImage} object to the database
*
* @param object &$image {@link XoopsImage}
* @return bool
**/
function insert(&$image)
{
/**
* @TODO: Change to if (!(class_exists($this->className) && $obj instanceof $this->className)) when going fully PHP5
*/
if (!is_a($image, 'xoopsimage')) {
return false;
}
if (!$image->isDirty()) {
return true;
}
if (!$image->cleanVars()) {
return false;
}
foreach ($image->cleanVars as $k => $v) {
${$k} = $v;
}
if ($image->isNew()) {
$image_id = $this->db->genId('image_image_id_seq');
$sql = sprintf("INSERT INTO %s (image_id, image_name, image_nicename, image_mimetype, image_created, image_display, image_weight, imgcat_id) VALUES (%u, %s, %s, %s, %u, %u, %u, %u)", $this->db->prefix('image'), $image_id, $this->db->quoteString($image_name), $this->db->quoteString($image_nicename), $this->db->quoteString($image_mimetype), time(), $image_display, $image_weight, $imgcat_id);
if (!$result = $this->db->query($sql)) {
return false;
}
if (empty($image_id)) {
$image_id = $this->db->getInsertId();
}
if (isset($image_body) && $image_body != '') {
$sql = sprintf("INSERT INTO %s (image_id, image_body) VALUES (%u, %s)", $this->db->prefix('imagebody'), $image_id, $this->db->quoteString($image_body));
if (!$result = $this->db->query($sql)) {
$sql = sprintf("DELETE FROM %s WHERE image_id = %u", $this->db->prefix('image'), $image_id);
$this->db->query($sql);
return false;
}
}
$image->assignVar('image_id', $image_id);
} else {
$sql = sprintf("UPDATE %s SET image_name = %s, image_nicename = %s, image_display = %u, image_weight = %u, imgcat_id = %u WHERE image_id = %u", $this->db->prefix('image'), $this->db->quoteString($image_name), $this->db->quoteString($image_nicename), $image_display, $image_weight, $imgcat_id, $image_id);
if (!$result = $this->db->query($sql)) {
return false;
}
if (isset($image_body) && $image_body != '') {
$sql = sprintf("UPDATE %s SET image_body = %s WHERE image_id = %u", $this->db->prefix('imagebody'), $this->db->quoteString($image_body), $image_id);
if (!$result = $this->db->query($sql)) {
$this->db->query(sprintf("DELETE FROM %s WHERE image_id = %u", $this->db->prefix('image'), $image_id));
return false;
}
}
}
return true;
}
/**
* Delete an image from the database
*
* @param object &$image {@link XoopsImage}
* @return bool
**/
function delete(&$image)
{
/**
* @TODO: Change to if (!(class_exists($this->className) && $obj instanceof $this->className)) when going fully PHP5
*/
if (!is_a($image, 'xoopsimage')) {
return false;
}
$id = $image->getVar('image_id');
$sql = sprintf("DELETE FROM %s WHERE image_id = %u", $this->db->prefix('image'), $id);
if (!$result = $this->db->query($sql)) {
return false;
}
$sql = sprintf("DELETE FROM %s WHERE image_id = %u", $this->db->prefix('imagebody'), $id);
$this->db->query($sql);
return true;
}
/**
* Load {@link XoopsImage}s from the database
*
* @param object $criteria {@link CriteriaElement}
* @param boolean $id_as_key Use the ID as key into the array
* @param boolean $getbinary
* @return array Array of {@link XoopsImage} objects
**/
function getObjects($criteria = null, $id_as_key = false, $getbinary = false)
{
$ret = array();
$limit = $start = 0;
if ($getbinary) {
$sql = 'SELECT i.*, b.image_body FROM '.$this->db->prefix('image').' i LEFT JOIN '.$this->db->prefix('imagebody').' b ON b.image_id=i.image_id';
} else {
$sql = 'SELECT * FROM '.$this->db->prefix('image');
}
if (isset($criteria) && is_subclass_of($criteria, 'criteriaelement')) {
$sql .= ' '.$criteria->renderWhere();
$sort = !in_array($criteria->getSort(), array('image_id', 'image_created', 'image_mimetype', 'image_display', 'image_weight')) ? 'image_weight' : $criteria->getSort();
$sql .= ' ORDER BY '.$sort.' '.$criteria->getOrder();
$limit = $criteria->getLimit();
$start = $criteria->getStart();
}
$result = $this->db->query($sql, $limit, $start);
if (!$result) {
return $ret;
}
while ($myrow = $this->db->fetchArray($result)) {
$image = new XoopsImage();
$image->assignVars($myrow);
if (!$id_as_key) {
$ret[] =& $image;
} else {
$ret[$myrow['image_id']] =& $image;
}
unset($image);
}
return $ret;
}
/**
* Count some images
*
* @param object $criteria {@link CriteriaElement}
* @return int
**/
function getCount($criteria = null)
{
$sql = 'SELECT COUNT(*) FROM '.$this->db->prefix('image');
if (isset($criteria) && is_subclass_of($criteria, 'criteriaelement')) {
$sql .= ' '.$criteria->renderWhere();
}
if (!$result =& $this->db->query($sql)) {
return 0;
}
list($count) = $this->db->fetchRow($result);
return $count;
}
/**
* Get a list of images
*
* @param int $imgcat_id
* @param bool $image_display
* @return array Array of {@link XoopsImage} objects
**/
function getList($imgcat_id, $image_display = null)
{
$criteria = new CriteriaCompo(new Criteria('imgcat_id', intval($imgcat_id)));
if (isset($image_display)) {
$criteria->add(new Criteria('image_display', intval($image_display)));
}
$images =& $this->getObjects($criteria, false, true);
$ret = array();
foreach (array_keys($images) as $i) {
$ret[$images[$i]->getVar('image_name')] = $images[$i]->getVar('image_nicename');
}
return $ret;
}
}
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