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albums.php
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albums.php
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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2009 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 Albums_Controller extends Items_Controller {
/**
* @see REST_Controller::_show($resource)
*/
public function _show($album) {
$page_size = module::get_var("gallery", "page_size", 9);
if (!access::can("view", $album)) {
if ($album->id == 1) {
$view = new Theme_View("page.html", "other", "login");
$view->page_title = t("Log in to Gallery");
$view->content = new View("login_ajax.html");
$view->content->form = auth::get_login_form("login/auth_html");
print $view;
return;
} else {
access::forbidden();
}
}
$show = $this->input->get("show");
if ($show) {
$child = ORM::factory("item", $show);
$index = $album->get_position($child);
if ($index) {
$page = ceil($index / $page_size);
if ($page == 1) {
url::redirect($album->abs_url());
} else {
url::redirect($album->abs_url("page=$page"));
}
}
}
$page = $this->input->get("page", "1");
$children_count = $album->viewable()->children_count();
$offset = ($page - 1) * $page_size;
$max_pages = max(ceil($children_count / $page_size), 1);
// Make sure that the page references a valid offset
if ($page < 1) {
url::redirect($album->abs_url());
} else if ($page > $max_pages) {
url::redirect($album->abs_url("page=$max_pages"));
}
$template = new Theme_View("page.html", "collection", "album");
$template->set_global("page", $page);
$template->set_global("page_title", null);
$template->set_global("max_pages", $max_pages);
$template->set_global("page_size", $page_size);
$template->set_global("item", $album);
$template->set_global("children", $album->viewable()->children($page_size, $offset));
$template->set_global("children_count", $children_count);
$template->set_global("parents", $album->parents());
$template->content = new View("album.html");
// We can't use math in ORM or the query builder, so do this by hand. It's important
// that we do this with math, otherwise concurrent accesses will damage accuracy.
db::query(
"UPDATE {items} SET `view_count` = `view_count` + 1 WHERE `id` = $album->id");
print $template;
}
/**
* @see REST_Controller::_create($resource)
*/
public function _create($album) {
access::verify_csrf();
access::required("view", $album);
access::required("add", $album);
switch ($this->input->post("type")) {
case "album":
return $this->_create_album($album);
case "photo":
return $this->_create_photo($album);
default:
access::forbidden();
}
}
private function _create_album($album) {
access::required("view", $album);
access::required("add", $album);
$form = album::get_add_form($album);
if ($form->validate()) {
$new_album = album::create(
$album,
$this->input->post("name"),
$this->input->post("title", $this->input->post("name")),
$this->input->post("description"),
identity::active_user()->id,
$this->input->post("slug"));
log::success("content", "Created an album",
html::anchor("albums/$new_album->id", "view album"));
message::success(t("Created album %album_title",
array("album_title" => html::purify($new_album->title))));
print json_encode(
array("result" => "success",
"location" => $new_album->url(),
"resource" => $new_album->url()));
} else {
print json_encode(
array(
"result" => "error",
"form" => $form->__toString()));
}
}
private function _create_photo($album) {
access::required("view", $album);
access::required("add", $album);
// If we set the content type as JSON, it triggers saving the result as
// a document in the browser (well, in Chrome at least).
// @todo figure out why and fix this.
$form = photo::get_add_form($album);
if ($form->validate()) {
$photo = photo::create(
$album,
$this->input->post("file"),
$_FILES["file"]["name"],
$this->input->post("title", $this->input->post("name")),
$this->input->post("description"),
identity::active_user()->id);
log::success("content", "Added a photo", html::anchor("photos/$photo->id", "view photo"));
message::success(t("Added photo %photo_title",
array("photo_title" => html::purify($photo->title))));
print json_encode(
array("result" => "success",
"resource" => $photo->url(),
"location" => $photo->url()));
} else {
print json_encode(
array("result" => "error",
"form" => $form->__toString()));
}
}
/**
* @see REST_Controller::_update($resource)
*/
public function _update($album) {
access::verify_csrf();
access::required("view", $album);
access::required("edit", $album);
$form = album::get_edit_form($album);
if ($valid = $form->validate()) {
if ($album->id != 1 &&
$form->edit_item->dirname->value != $album->name ||
$form->edit_item->slug->value != $album->slug) {
// Make sure that there's not a conflict
if ($row = Database::instance()
->select(array("name", "slug"))
->from("items")
->where("parent_id", $album->parent_id)
->where("id <>", $album->id)
->open_paren()
->where("name", $form->edit_item->dirname->value)
->orwhere("slug", $form->edit_item->slug->value)
->close_paren()
->get()
->current()) {
if ($row->name == $form->edit_item->dirname->value) {
$form->edit_item->dirname->add_error("name_conflict", 1);
}
if ($row->slug == $form->edit_item->slug->value) {
$form->edit_item->slug->add_error("slug_conflict", 1);
}
$valid = false;
}
}
}
if ($valid) {
$watching_album = $album->url() != ($location = parse_url(request::referrer(), PHP_URL_PATH));
$album->title = $form->edit_item->title->value;
$album->description = $form->edit_item->description->value;
$album->sort_column = $form->edit_item->sort_order->column->value;
$album->sort_order = $form->edit_item->sort_order->direction->value;
if ($album->id != 1) {
$album->rename($form->edit_item->dirname->value);
}
$album->slug = $form->edit_item->slug->value;
$album->save();
module::event("item_edit_form_completed", $album, $form);
log::success("content", "Updated album", "<a href=\"albums/$album->id\">view</a>");
message::success(t("Saved album %album_title",
array("album_title" => html::purify($album->title))));
print json_encode(
array("result" => "success",
"location" => $watching_album ? $location : $album->url()));
} else {
print json_encode(
array("result" => "error",
"form" => $form->__toString()));
}
}
/**
* @see REST_Controller::_form_add($parameters)
*/
public function _form_add($album_id) {
$album = ORM::factory("item", $album_id);
access::required("view", $album);
access::required("add", $album);
switch ($this->input->get("type")) {
case "album":
print album::get_add_form($album);
break;
case "photo":
print photo::get_add_form($album);
break;
default:
kohana::show_404();
}
}
/**
* @see REST_Controller::_form_add($parameters)
*/
public function _form_edit($album) {
access::required("view", $album);
access::required("edit", $album);
print album::get_edit_form($album);
}
}