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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2008 Bharat Mediratta
*
* 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.
*/
class Item_Model extends ORM_MPTT {
protected $children = 'items';
protected $has_one = array("owner" => "user");
var $rules = array();
/**
* Is this item an album?
* @return true if it's an album
*/
public function is_album() {
return $this->type == 'album';
}
/**
* Is this item a photo?
* @return true if it's a photo
*/
public function is_photo() {
return $this->type == 'photo';
}
public function delete() {
$path = $this->file_path();
parent::delete();
// If there is no name, the path is invalid so don't try to delete
if (!empty($this->name)) {
if ($this->is_album()) {
dir::unlink($path);
} else {
unlink($path);
}
}
}
/**
* Move this item to the specified target.
*
* @chainable
* @param Item_Model $target Target item (must be an album
* @return ORM_MTPP
*/
function move_to($target) {
$original_path = $this->file_path();
$original_resize_path = $this->resize_path();
$original_thumbnail_path = $this->thumbnail_path();
parent::move_to($target, true);
rename($original_path, $this->file_path());
if (file_exists($original_resize_path)) {
rename($original_resize_path, $this->resize_path());
}
if (file_exists($original_thumbnail_path)) {
rename($original_thumbnail_path, $this->thumbnail_path());
}
return $this;
}
/**
* album: /var/albums/album1/album2
* photo: /var/albums/album1/album2/photo.jpg
*/
public function file_path() {
if ($this->is_album()) {
return $this->_relative_path(VARPATH . "albums", "", "");
} else {
return $this->_relative_path(VARPATH . "albums", "", "");
}
}
/**
* album: http://example.com/gallery3/var/resizes/album1/
* photo: http://example.com/gallery3/var/albums/album1/photo.jpg
*/
public function file_url($full_uri=false) {
$func = $full_uri ? "abs_file" : "file";
return $this->_relative_path(url::$func("") . "var/albums", "", "");
}
/**
* album: /var/resizes/album1/.thumb.jpg
* photo: /var/albums/album1/photo.thumb.jpg
*/
public function thumbnail_path() {
if ($this->is_album()) {
return $this->_relative_path(VARPATH . "resizes", "", "/.thumb.jpg");
} else {
return $this->_relative_path(VARPATH . "resizes", ".thumb", "");
}
}
/**
* album: http://example.com/gallery3/var/resizes/album1/.thumb.jpg
* photo: http://example.com/gallery3/var/albums/album1/photo.thumb.jpg
*/
public function thumbnail_url($full_uri=true) {
$func = $full_uri ? "abs_file" : "file";
if ($this->is_album()) {
return $this->_relative_path(url::$func("") . "var/resizes", "", "/.thumb.jpg");
} else {
return $this->_relative_path(url::$func("") . "var/resizes", ".thumb", "");
}
}
/**
* album: /var/resizes/album1/.resize.jpg
* photo: /var/albums/album1/photo.resize.jpg
*/
public function resize_path() {
if ($this->is_album()) {
return $this->_relative_path(VARPATH . "resizes", "", "/.resize.jpg");
} else {
return $this->_relative_path(VARPATH . "resizes", ".resize", "");
}
}
/**
* album: http://example.com/gallery3/var/resizes/album1/.resize.jpg
* photo: http://example.com/gallery3/var/albums/album1/photo.resize.jpg
*/
public function resize_url($full_uri=true) {
$func = $full_uri ? "abs_file" : "file";
if ($this->is_album()) {
return $this->_relative_path(url::$func("") . "var/resizes", "", "/.resize.jpg");
} else {
return $this->_relative_path(url::$func("") . "var/resizes", ".resize", "");
}
}
/**
* Build a thumbnail for this item from the image provided with the
* given width and height
*
* @chainable
* @param string $filename the path to an image
* @param integer $width the desired width of the thumbnail
* @param integer $height the desired height of the thumbnail
* @return ORM
*/
public function set_thumbnail($filename, $width, $height) {
Image::factory($filename)
->resize($width, $height, Image::WIDTH)
->save($this->thumbnail_path());
$dims = getimagesize($this->thumbnail_path());
$this->thumbnail_width = $dims[0];
$this->thumbnail_height = $dims[1];
return $this;
}
/**
* Build a resize for this item from the image provided with the
* given width and height
*
* @chainable
* @param string $filename the path to an image
* @param integer $width the desired width of the resize
* @param integer $height the desired height of the resize
* @return ORM
*/
public function set_resize($filename, $width, $height) {
Image::factory($filename)
->resize($width, $height, Image::WIDTH)
->save($this->resize_path());
$dims = getimagesize($this->resize_path());
$this->resize_width = $dims[0];
$this->resize_height = $dims[1];
return $this;
}
/**
* Return the relative path to this item's file.
* @param string $prefix prefix to the path (eg "/var" or "http://foo.com/var")
* @param string $tag a tag to specify before the extension (eg ".thumb", ".resize")
* @param string $suffix suffix to add to end of the path
* @return a path
*/
private function _relative_path($prefix, $tag, $suffix) {
$paths = array($prefix);
foreach ($this->parents() as $parent) {
if ($parent->id > 1) {
$paths[] = $parent->name;
}
}
$paths[] = $this->name;
$path = implode($paths, "/");
if ($tag) {
$pi = pathinfo($path);
$path = "{$pi['dirname']}/{$pi['filename']}{$tag}.{$pi['extension']}";
}
if ($suffix) {
$path .= $suffix;
}
return $path;
}
/**
* @see ORM::__get()
*/
public function __get($column) {
if (substr($column, -5) == "_edit") {
$real_column = substr($column, 0, strlen($column) - 5);
if (Session::instance()->get("user", false)) {
return "<span class=\"gInPlaceEdit gEditField-{$this->id}-{$real_column}\">" .
"{$this->$real_column}</span>";
} else {
return parent::__get($real_column);
}
} else if ($column == "owner") {
// This relationship depends on an outside module, which may not be present so handle
// failures gracefully.
try {
return parent::__get($column);
} catch (Exception $e) {
return null;
}
} else {
return parent::__get($column);
}
}
}
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