mirror of
https://github.com/slawkens/myaac.git
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325 lines
8.3 KiB
PHP
325 lines
8.3 KiB
PHP
<?php
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/**
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* Gallery
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*
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* @package MyAAC
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* @author Slawkens <slawkens@gmail.com>
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* @copyright 2019 MyAAC
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* @link https://my-aac.org
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*/
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use MyAAC\Cache\Cache;
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use MyAAC\Models\Gallery as ModelsGallery;
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defined('MYAAC') or die('Direct access not allowed!');
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$title = 'Gallery';
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$canEdit = hasFlag(FLAG_CONTENT_GALLERY) || superAdmin();
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if($canEdit) {
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if(function_exists('imagecreatefrompng')) {
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if (!empty($action)) {
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if ($action == 'delete' || $action == 'edit' || $action == 'hide' || $action == 'moveup' || $action == 'movedown')
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$id = $_REQUEST['id'];
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if (isset($_REQUEST['comment']))
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$comment = stripslashes($_REQUEST['comment']);
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if (isset($_REQUEST['image']))
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$image = $_REQUEST['image'];
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if (isset($_REQUEST['author']))
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$author = $_REQUEST['author'];
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$errors = array();
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if ($action == 'add') {
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if (Gallery::add($comment, $image, $author, $errors))
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$comment = $image = $author = '';
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} else if ($action == 'delete') {
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Gallery::delete($id, $errors);
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} else if ($action == 'edit') {
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if (isset($id) && !isset($name)) {
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$tmp = Gallery::get($id);
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$comment = $tmp['comment'];
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$image = $tmp['image'];
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$author = $tmp['author'];
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} else {
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Gallery::update($id, $comment, $image, $author);
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$action = $comment = $image = $author = '';
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}
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} else if ($action == 'hide') {
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Gallery::toggleHide($id, $errors);
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} else if ($action == 'moveup') {
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Gallery::move($id, -1, $errors);
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} else if ($action == 'movedown') {
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Gallery::move($id, 1, $errors);
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}
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if (!empty($errors))
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$twig->display('error_box.html.twig', array('errors' => $errors));
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}
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if(!isset($_GET['image'])) {
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$twig->display('gallery.form.html.twig', array(
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'link' => getLink('gallery/' . ($action == 'edit' ? 'edit' : 'add')),
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'action' => $action,
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'id' => isset($id) ? $id : null,
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'comment' => isset($comment) ? $comment : null,
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'image' => isset($image) ? $image : null,
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'author' => isset($author) ? $author : null
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));
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}
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}
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else
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echo 'You cannot edit/add gallery items as it seems your PHP installation doesnt have GD support enabled. Visit <a href="http://be2.php.net/manual/en/image.installation.php">PHP Manual</a> for more info.';
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}
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if(isset($_GET['image']))
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{
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$image = $db->query('SELECT * FROM `' . TABLE_PREFIX . 'gallery` WHERE `id` = ' . $db->quote($_GET['image']) . ' ORDER by `ordering` LIMIT 1;');
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if($image->rowCount() == 1)
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$image = $image->fetch();
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else
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{
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echo 'Image with this id does not exists.';
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return;
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}
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$previous_image = $db->query('SELECT `id` FROM `' . TABLE_PREFIX . 'gallery` WHERE `id` = ' . $db->quote($image['id'] - 1) . ' ORDER by `ordering`;');
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if($previous_image->rowCount() == 1)
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$previous_image = $previous_image->fetch();
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else
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$previous_image = NULL;
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$next_image = $db->query('SELECT `id` FROM `' . TABLE_PREFIX . 'gallery` WHERE `id` = ' . $db->quote($image['id'] + 1) . ' ORDER by `ordering`;');
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if($next_image->rowCount() == 1)
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$next_image = $next_image->fetch();
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else
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$next_image = NULL;
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$twig->display('gallery.get.html.twig', array(
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'previous' => $previous_image ? $previous_image['id'] : null,
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'next' => $next_image ? $next_image['id'] : null,
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'image' => $image
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));
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return;
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}
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$images = Cache::remember('gallery_' . ($canEdit ? '1' : '0'), 60, function () use ($db, $canEdit) {
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return $db->query('SELECT `id`, `comment`, `image`, `author`, `thumb`' .
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($canEdit ? ', `hide`, `ordering`' : '') .
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' FROM `' . TABLE_PREFIX . 'gallery`' .
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(!$canEdit ? ' WHERE `hide` != 1' : '') .
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' ORDER BY `ordering`;')->fetchAll(PDO::FETCH_ASSOC);
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});
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$last = count($images);
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if(!$last)
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{
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?>
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There are no images added to gallery yet.
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<?php
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return;
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}
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$twig->display('gallery.html.twig', array(
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'images' => $images,
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'last' => $last,
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'canEdit' => $canEdit
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));
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class Gallery
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{
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static public function add($comment, $image, $author, &$errors)
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{
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global $db;
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if(isset($comment[0]) && isset($image[0]) && isset($author[0]))
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{
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$query =
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$db->query(
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'SELECT `ordering`' .
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' FROM `' . TABLE_PREFIX . 'gallery`' .
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' ORDER BY `ordering`' . ' DESC LIMIT 1'
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);
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$ordering = 0;
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if($query->rowCount() > 0) {
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$query = $query->fetch();
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$ordering = $query['ordering'] + 1;
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}
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$pathinfo = pathinfo($image);
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$extension = strtolower($pathinfo['extension']);
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$thumb_filename = GALLERY_DIR . $pathinfo['filename'] . '_thumb.' . $extension;
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$filename = GALLERY_DIR . $pathinfo['filename'] . '.' . $extension;
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if($db->insert(TABLE_PREFIX . 'gallery', array(
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'comment' => $comment,
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'image' => $filename, 'author' => $author,
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'thumb' => $thumb_filename,
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'ordering' => $ordering))) {
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if(self::generateThumb($db->lastInsertId(), $image, $errors))
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self::resize($image, 650, 500, $filename, $errors);
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}
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}
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else
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$errors[] = 'Please fill all inputs.';
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return !count($errors);
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}
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static public function get($id) {
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return ModelsGallery::find($id)->toArray();
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}
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static public function update($id, $comment, $image, $author) {
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$pathinfo = pathinfo($image);
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$extension = strtolower($pathinfo['extension']);
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$filename = GALLERY_DIR . $pathinfo['filename'] . '.' . $extension;
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if(ModelsGallery::where('id', $id)->update([
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'comment' => $comment,
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'image' => $filename,
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'author' => $author
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])) {
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if(self::generateThumb($id, $image, $errors))
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self::resize($image, 650, 500, $filename, $errors);
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}
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}
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static public function delete($id, &$errors)
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{
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if(isset($id))
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{
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$row = ModelsGallery::find($id);
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if($row)
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if (!$row->delete()) {
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$errors[] = 'Fail during delete Gallery';
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}
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else
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$errors[] = 'Image with id ' . $id . ' does not exists.';
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}
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else
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$errors[] = 'id not set';
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return !count($errors);
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}
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static public function toggleHide($id, &$errors)
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{
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if(isset($id))
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{
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$row = ModelsGallery::find($id);
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if($row) {
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$row->hide = $row->hide == 1 ? 0 : 1;
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if (!$row->save()) {
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$errors[] = 'Fail during toggle hide Gallery';
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}
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} else
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$errors[] = 'Image with id ' . $id . ' does not exists.';
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}
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else
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$errors[] = 'id not set';
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return !count($errors);
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}
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static public function move($id, $i, &$errors)
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{
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global $db;
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$query = self::get($id);
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if($query !== false)
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{
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$ordering = $query['ordering'] + $i;
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$old_record = $db->select(TABLE_PREFIX . 'gallery', array('ordering' => $ordering));
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if($old_record !== false) {
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ModelsGallery::where('ordering', $ordering)->update([
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'ordering' => $query['ordering'],
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]);
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}
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ModelsGallery::where('id', $id)->update([
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'ordering' => $ordering,
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]);
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}
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else
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$errors[] = 'Image with id ' . $id . ' does not exists.';
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return !count($errors);
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}
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static public function resize($file, $new_width, $new_height, $new_file, &$errors)
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{
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$pathinfo = pathinfo($file);
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$extension = strtolower($pathinfo['extension']);
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switch ($extension)
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{
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case 'gif': // GIF
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$image = imagecreatefromgif($file);
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break;
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case 'jpg': // JPEG
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case 'jpeg':
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$image = imagecreatefromjpeg($file);
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break;
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case 'png': // PNG
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$image = imagecreatefrompng($file);
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break;
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default:
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$errors[] = 'Unsupported file format.';
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return false;
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}
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$width = imagesx($image);
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$height = imagesy($image);
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// create a new temporary image
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$tmp_img = imagecreatetruecolor($new_width, $new_height);
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// copy and resize old image into new image
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imagecopyresized($tmp_img, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
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// save thumbnail into a file
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switch($extension)
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{
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case 'gif':
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imagegif($tmp_img, $new_file);
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break;
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case 'jpg':
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case 'jpeg':
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imagejpeg($tmp_img, $new_file);
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break;
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case 'png':
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imagepng($tmp_img, $new_file);
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break;
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}
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return true;
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}
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static public function generateThumb($id, $file, &$errors)
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{
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$pathinfo = pathinfo($file);
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$extension = strtolower($pathinfo['extension']);
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$thumb_filename = GALLERY_DIR . $pathinfo['filename'] . '_thumb.' . $extension;
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if(!self::resize($file, 170, 110, $thumb_filename, $errors))
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return false;
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if(isset($id))
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{
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$row = ModelsGallery::find($id);
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if($row) {
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$row->thumb = $thumb_filename;
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$row->save();
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} else
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$errors[] = 'Image with id ' . $id . ' does not exists.';
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}
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else
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$errors[] = 'id not set';
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return !count($errors);
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}
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}
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