479 lines
11 KiB
PHP
479 lines
11 KiB
PHP
<?php
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/*****************************************************************************
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* Asset.php
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* Contains key class Asset.
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*
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* Kabuki CMS (C) 2013-2015, Aaron van Geffen
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*****************************************************************************/
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class Asset
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{
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protected $id_asset;
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protected $subdir;
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protected $filename;
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protected $title;
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protected $mimetype;
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protected $image_width;
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protected $image_height;
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protected $date_captured;
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protected $priority;
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protected $meta;
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protected $tags;
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protected function __construct(array $data)
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{
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foreach ($data as $attribute => $value)
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$this->$attribute = $value;
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if (!empty($data['date_captured']) && $data['date_captured'] !== 'NULL')
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$this->date_captured = new DateTime($data['date_captured']);
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}
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public static function fromId($id_asset, $return_format = 'object')
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{
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$db = Registry::get('db');
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$row = $db->queryAssoc('
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SELECT *
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FROM assets
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WHERE id_asset = {int:id_asset}',
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[
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'id_asset' => $id_asset,
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]);
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// Asset not found?
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if (empty($row))
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return false;
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$row['meta'] = $db->queryPair('
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SELECT variable, value
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FROM assets_meta
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WHERE id_asset = {int:id_asset}',
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[
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'id_asset' => $id_asset,
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]);
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return $return_format == 'object' ? new Asset($row) : $row;
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}
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public static function fromIds(array $id_assets, $return_format = 'array')
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{
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if (empty($id_assets))
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return [];
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$db = Registry::get('db');
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$res = $db->query('
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SELECT *
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FROM assets
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WHERE id_asset IN ({array_int:id_assets})
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ORDER BY id_asset',
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[
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'id_assets' => $id_assets,
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]);
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$assets = [];
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while ($asset = $db->fetch_assoc($res))
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{
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$assets[$asset['id_asset']] = $asset;
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$assets[$asset['id_asset']]['meta'] = [];
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}
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$metas = $db->queryRows('
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SELECT id_asset, variable, value
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FROM assets_meta
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WHERE id_asset IN ({array_int:id_assets})
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ORDER BY id_asset',
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[
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'id_assets' => $id_assets,
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]);
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foreach ($metas as $meta)
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$assets[$meta[0]]['meta'][$meta[1]] = $meta[2];
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if ($return_format == 'array')
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return $assets;
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else
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{
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$objects = [];
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foreach ($assets as $id => $asset)
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$objects[$id] = new Asset($asset);
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return $objects;
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}
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}
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public static function byPostId($id_post, $return_format = 'object')
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{
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$db = Registry::get('db');
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// !!! TODO
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}
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public static function createNew(array $data, $return_format = 'object')
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{
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// Extract the data array.
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extract($data);
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// No filename? Abort!
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if (!isset($filename_to_copy) || !is_file($filename_to_copy))
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return false;
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// No subdir? Use YYYY/MM
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if (!isset($preferred_subdir))
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$preferred_subdir = date('Y') . '/' . date('m');
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// Does this dir exist yet? If not, create it.
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if (!is_dir(ASSETSDIR . '/' . $preferred_subdir))
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mkdir(ASSETSDIR . '/' . $preferred_subdir, 0755, true);
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// Construct the destination filename. Make sure we don't accidentally overwrite anything.
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if (!isset($preferred_filename))
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$preferred_filename = basename($filename_to_copy);
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$new_filename = $preferred_filename;
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$destination = ASSETSDIR . '/' . $preferred_subdir . '/' . $preferred_filename;
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while (file_exists($destination))
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{
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$filename = pathinfo($preferred_filename, PATHINFO_FILENAME) . '_' . mt_rand(10, 99);
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$extension = pathinfo($preferred_filename, PATHINFO_EXTENSION);
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$new_filename = $filename . '.' . $extension;
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$destination = dirname($destination) . '/' . $new_filename;
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}
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// Can we write to the target directory? Then copy the file.
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if (is_writable(ASSETSDIR . '/' . $preferred_subdir))
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copy($filename_to_copy, $destination);
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else
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return false;
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// Figure out the mime type for the file.
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$finfo = finfo_open(FILEINFO_MIME_TYPE);
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$mimetype = finfo_file($finfo, $destination);
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finfo_close($finfo);
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// Do we have a title yet? Otherwise, use the filename.
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$title = isset($data['title']) ? $data['title'] : pathinfo($preferred_filename, PATHINFO_FILENAME);
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// Same with the slug.
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$slug = isset($data['slug']) ? $data['slug'] : $preferred_subdir . '/' . pathinfo($preferred_filename, PATHINFO_FILENAME);
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// Detected an image?
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if (substr($mimetype, 0, 5) == 'image')
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{
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$image = new Imagick($destination);
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$d = $image->getImageGeometry();
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// Get image dimensions, bearing orientation in mind.
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switch ($image->getImageOrientation())
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{
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case Imagick::ORIENTATION_LEFTBOTTOM:
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case Imagick::ORIENTATION_RIGHTTOP:
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$image_width = $d['height'];
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$image_height = $d['width'];
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break;
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default:
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$image_width = $d['width'];
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$image_height = $d['height'];
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}
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unset($image);
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$exif = EXIF::fromFile($destination);
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$date_captured = intval($exif->created_timestamp);
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}
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$db = Registry::get('db');
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$res = $db->query('
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INSERT INTO assets
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(subdir, filename, title, slug, mimetype, image_width, image_height, date_captured, priority)
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VALUES
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({string:subdir}, {string:filename}, {string:title}, {string:slug}, {string:mimetype},
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{int:image_width}, {int:image_height},
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IF({int:date_captured} > 0, FROM_UNIXTIME({int:date_captured}), NULL),
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{int:priority})',
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[
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'subdir' => $preferred_subdir,
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'filename' => $new_filename,
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'title' => $title,
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'slug' => $slug,
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'mimetype' => $mimetype,
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'image_width' => isset($image_width) ? $image_width : 'NULL',
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'image_height' => isset($image_height) ? $image_height : 'NULL',
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'date_captured' => isset($date_captured) ? $date_captured : 'NULL',
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'priority' => isset($priority) ? (int) $priority : 0,
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]);
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if (!$res)
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{
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unlink($destination);
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return false;
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}
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$data['id_asset'] = $db->insert_id();
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return $return_format == 'object' ? new self($data) : $data;
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}
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public function getId()
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{
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return $this->id_asset;
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}
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public function getDateCaptured()
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{
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return $this->date_captured;
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}
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public function getFilename()
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{
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return $this->filename;
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}
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public function getLinkedPosts()
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{
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$posts = Registry::get('db')->queryValues('
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SELECT id_post
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FROM posts_assets
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WHERE id_asset = {int:id_asset}',
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['id_asset' => $this->id_asset]);
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// TODO: fix empty post iterator.
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if (empty($posts))
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return [];
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return PostIterator::getByOptions([
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'ids' => $posts,
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'type' => '',
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]);
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}
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public function getMeta()
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{
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return $this->meta;
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}
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public function getPath()
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{
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return $this->subdir;
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}
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public function getPriority()
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{
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return $this->priority;
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}
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public function getTags()
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{
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if (!isset($this->tags))
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$this->tags = Tag::byAssetId($this->id_asset);
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return $this->tags;
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}
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public function getTitle()
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{
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return $this->title;
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}
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public function getUrl()
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{
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return BASEURL . '/assets/' . $this->subdir . '/' . $this->filename;
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}
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public function getType()
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{
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return substr($this->mimetype, 0, strpos($this->mimetype, '/'));
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}
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public function getDimensions($as_type = 'string')
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{
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return $as_type === 'string' ? $this->image_width . 'x' . $this->image_height : [$this->image_width, $this->image_height];
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}
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public function isImage()
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{
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return substr($this->mimetype, 0, 5) === 'image';
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}
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public function getImage()
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{
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if (!$this->isImage())
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throw new Exception('Trying to upgrade an Asset to an Image while the Asset is not an image!');
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return new Image(get_object_vars($this));
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}
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public function replaceFile($filename)
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{
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// No filename? Abort!
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if (!isset($filename) || !is_readable($filename))
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return false;
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// Can we write to the target file?
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$destination = ASSETSDIR . '/' . $this->subdir . '/' . $this->filename;
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if (!is_writable($destination))
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return false;
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copy($filename, $destination);
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// Figure out the mime type for the file.
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$finfo = finfo_open(FILEINFO_MIME_TYPE);
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$this->mimetype = finfo_file($finfo, $destination);
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finfo_close($finfo);
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// Detected an image?
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if (substr($this->mimetype, 0, 5) == 'image')
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{
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$image = new Imagick($destination);
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$d = $image->getImageGeometry();
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$this->image_width = $d['width'];
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$this->image_height = $d['height'];
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unset($image);
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$exif = EXIF::fromFile($destination);
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if (!empty($exif->created_timestamp))
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$this->date_captured = new DateTime(date('r', $exif->created_timestamp));
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else
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$this->date_captured = null;
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}
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else
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{
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$this->image_width = null;
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$this->image_height = null;
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$this->date_captured = null;
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}
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return Registry::get('db')->query('
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UPDATE assets
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SET
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mimetype = {string:mimetype},
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image_width = {int:image_width},
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image_height = {int:image_height},
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date_captured = {datetime:date_captured},
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priority = {int:priority}
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WHERE id_asset = {int:id_asset}',
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[
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'id_asset' => $this->id_asset,
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'mimetype' => $this->mimetype,
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'image_width' => isset($this->image_width) ? $this->image_width : 'NULL',
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'image_height' => isset($this->image_height) ? $this->image_height : 'NULL',
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'date_captured' => isset($this->date_captured) ? $this->date_captured : 'NULL',
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'priority' => $this->priority,
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]);
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}
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protected function saveMetaData()
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{
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$this->setMetaData($this->meta);
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}
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public function setMetaData(array $new_meta, $mode = 'replace')
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{
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$db = Registry::get('db');
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// If we're replacing, delete current data first.
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if ($mode === 'replace')
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{
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$to_remove = array_diff_key($this->meta, $new_meta);
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if (!empty($to_remove))
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$db->query('
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DELETE FROM assets_meta
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WHERE id_asset = {int:id_asset} AND
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variable IN({array_string:variables})',
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[
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'id_asset' => $this->id_asset,
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'variables' => array_keys($to_remove),
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]);
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}
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// Build rows
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$to_insert = [];
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foreach ($new_meta as $key => $value)
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$to_insert[] = [
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'id_asset' => $this->id_asset,
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'variable' => $key,
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'value' => $value,
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];
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// Do the insertion
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$res = Registry::get('db')->insert('replace', 'assets_meta', [
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'id_asset' => 'int',
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'variable' => 'string',
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'value' => 'string',
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], $to_insert, ['id_asset', 'variable']);
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if ($res)
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$this->meta = $new_meta;
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}
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public function delete()
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{
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return Registry::get('db')->query('
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DELETE FROM assets
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WHERE id_asset = {int:id_asset}',
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[
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'id_asset' => $this->id_asset,
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]);
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}
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public function linkTags(array $id_tags)
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{
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if (empty($id_tags))
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return true;
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$pairs = [];
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foreach ($id_tags as $id_tag)
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$pairs[] = ['id_asset' => $this->id_asset, 'id_tag' => $id_tag];
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Registry::get('db')->insert('ignore', 'assets_tags', [
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'id_asset' => 'int',
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'id_tag' => 'int',
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], $pairs, ['id_asset', 'id_tag']);
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Tag::recount($id_tags);
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}
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public function unlinkTags(array $id_tags)
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{
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if (empty($id_tags))
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return true;
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Registry::get('db')->query('
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DELETE FROM assets_tags
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WHERE id_asset = {int:id_asset} AND id_tag IN ({array_int:id_tags})',
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[
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'id_asset' => $this->id_asset,
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'id_tags' => $id_tags,
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]);
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Tag::recount($id_tags);
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}
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public static function getCount()
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{
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return $db->queryValue('
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SELECT COUNT(*)
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FROM assets');
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}
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public function setKeyData($title, DateTime $date_captured = null, $priority)
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{
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$params = [
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'id_asset' => $this->id_asset,
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'title' => $title,
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'priority' => $priority,
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];
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if (isset($date_captured))
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$params['date_captured'] = $date_captured->format('Y-m-d H:i:s');
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return Registry::get('db')->query('
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UPDATE assets
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SET title = {string:title},' . (isset($date_captured) ? '
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date_captured = {datetime:date_captured},' : '') . '
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priority = {int:priority}
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WHERE id_asset = {int:id_asset}',
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$params);
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}
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}
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