596 lines
23 KiB
PHP
596 lines
23 KiB
PHP
<?php defined("SYSPATH") or die("No direct script access.");
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/**
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2012 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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class latestupdates_Controller extends Controller {
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public function user_profiles($str_display_type, $user_id) {
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// Make sure user_id is valid, throw a 404 error if its not.
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$current_user = ORM::factory("user", $user_id);
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if (!$current_user->loaded()) {
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throw new Kohana_404_Exception();
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}
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// Grab the first 10 items for the specified display type.
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// Default to "popular" if display type is invalid.
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$template = new View("latestupdates_user_profile_carousel.html");
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$template->items = latestupdates_Controller::items($str_display_type, $user_id, 10);
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// Figure out the text for the "View more" link.
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if ($str_display_type == "recent") {
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$template->str_view_more_title = t("View all recent uploads");
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} elseif ($str_display_type == "albums") {
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$template->str_view_more_title = t("View all recent albums");
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} else {
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$template->str_view_more_title = t("View more popular uploads");
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}
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// Set up a "View more" url.
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$template->str_view_more_url = url::site("latestupdates/users/{$str_display_type}/{$user_id}");
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// Display the page.
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print $template;
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// Make item links in the carousel load as virtual albums for the view type instead of the regular album.
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item::set_display_context_callback("latestupdates_Controller::get_display_context",
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$str_display_type, $user_id);
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return ;
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}
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public function users($str_display_type, $user_id) {
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// Generate a dynamic page with items uploaded by a specific user ($user_id).
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// Make sure user_id is valid.
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$current_user = ORM::factory("user", $user_id);
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if (!$current_user->loaded()) {
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throw new Kohana_404_Exception();
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}
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// Figure out how many items to display on each page.
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$page_size = module::get_var("gallery", "page_size", 9);
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// Figure out which page # the visitor is on and
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// don't allow the visitor to go below page 1.
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$page = Input::instance()->get("page", 1);
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if ($page < 1) {
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url::redirect("latestupdates/users/{$str_display_type}/{$user_id}");
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}
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// If this page was reached from a breadcrumb, figure out what page to load from the show id.
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$show = Input::instance()->get("show");
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if ($show) {
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$child = ORM::factory("item", $show);
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$index = latestupdates_Controller::_get_position($child, $str_display_type, $user_id);
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if ($index) {
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$page = ceil($index / $page_size);
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if ($page == 1) {
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url::redirect("latestupdates/users/{$str_display_type}/{$user_id}");
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} else {
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url::redirect("latestupdates/users/{$str_display_type}/{$user_id}?page=$page");
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}
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}
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}
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// First item to display.
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$offset = ($page - 1) * $page_size;
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// Determine the total number of items,
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// for page numbering purposes.
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$count = latestupdates_Controller::items_count($str_display_type, $user_id);
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// Figure out what the highest page number is.
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$max_pages = ceil($count / $page_size);
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// Don't let the visitor go past the last page.
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if ($max_pages && $page > $max_pages) {
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url::redirect("latestupdates/users/{$str_display_type}/{$user_id}?page=$max_pages");
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}
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// Figure out which items to display on this page.
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$children = latestupdates_Controller::items($str_display_type, $user_id, $page_size, $offset);
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// Figure out the page title.
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$str_page_title = "";
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if ($str_display_type == "recent") {
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$str_page_title = t("Recent Uploads");
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} elseif ($str_display_type == "albums") {
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$str_page_title = t("Recent Albums");
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} else {
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$str_page_title = t("Most Viewed");
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}
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// Set up the previous and next page buttons.
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if ($page > 1) {
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$previous_page = $page - 1;
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$view->previous_page_link = url::site("latestupdates/users/{$str_display_type}/{$user_id}?page={$previous_page}");
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}
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if ($page < $max_pages) {
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$next_page = $page + 1;
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$view->next_page_link = url::site("latestupdates/users/{$str_display_type}/{$user_id}?page={$next_page}");
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}
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// Set up and display the actual page.
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$root = item::root();
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$template = new Theme_View("page.html", "collection", "LatestUpdates");
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$template->page_title = t("Gallery :: Latest Updates");
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$template->set_global(
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array("page" => $page,
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"max_pages" => $max_pages,
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"page_size" => $page_size,
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"children" => $children,
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"breadcrumbs" => array(
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Breadcrumb::instance($root->title, $root->url())->set_first(),
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Breadcrumb::instance(t("User profile: %name", array("name" => $current_user->display_name())),
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url::site("user_profile/show/{$user_id}")),
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Breadcrumb::instance($str_page_title,
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url::site("latestupdates/users/{$str_display_type}/{$user_id}"))->set_last()),
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"children_count" => $count));
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$template->content = new View("dynamic.html");
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$template->content->title = $str_page_title;
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// Display the page.
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print $template;
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// Set up the callback so links within the photo page will lead to photos within the virtual album
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// instead of the actual album.
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item::set_display_context_callback("latestupdates_Controller::get_display_context",
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$str_display_type, $user_id);
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}
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public function albums($id) {
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// Figure out how many items to display on each page.
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$page_size = module::get_var("gallery", "page_size", 9);
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// Load the parent album.
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$item = ORM::factory("item", $id);
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// Figure out which page # the visitor is on and
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// don't allow the visitor to go below page 1.
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$page = Input::instance()->get("page", 1);
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if ($page < 1) {
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url::redirect("latestupdates/albums/{$item->id}");
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}
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// If this page was reached from a breadcrumb, figure out what page to load from the show id.
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$show = Input::instance()->get("show");
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if ($show) {
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$child = ORM::factory("item", $show);
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$index = latestupdates_Controller::_get_position($child, "descendants", $item->id);
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if ($index) {
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$page = ceil($index / $page_size);
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if ($page == 1) {
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url::redirect("latestupdates/albums/{$item->id}");
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} else {
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url::redirect("latestupdates/albums/{$item->id}?page=$page");
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}
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}
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}
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// First item to display.
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$offset = ($page - 1) * $page_size;
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// Determine the total number of items,
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// for page numbering purposes.
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$count = latestupdates_Controller::items_count("descendants", $item->id);
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// Figure out what the highest page number is.
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$max_pages = ceil($count / $page_size);
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// Don't let the visitor go past the last page.
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if ($max_pages && $page > $max_pages) {
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url::redirect("latestupdates/albums/{$item->id}?page=$max_pages");
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}
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// Figure out which items to display on this page.
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$children = latestupdates_Controller::items("descendants", $item->id, $page_size, $offset);
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// Set up the previous and next page buttons.
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if ($page > 1) {
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$previous_page = $page - 1;
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$view->previous_page_link = url::site("latestupdates/albums/{$item->id}?page={$previous_page}");
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}
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if ($page < $max_pages) {
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$next_page = $page + 1;
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$view->next_page_link = url::site("latestupdates/albums/{$item->id}?page={$next_page}");
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}
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// Set up breadcrumbs.
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$breadcrumbs = array();
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$counter = 0;
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$breadcrumbs[] = Breadcrumb::instance(t("Recent Uploads"), url::site("latestupdates/albums/{$item->id}"))->set_last();
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$parent_item = $item;
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while ($parent_item->id != 1) {
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$breadcrumbs[] = Breadcrumb::instance($parent_item->title, $parent_item->url());
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$parent_item = ORM::factory("item", $parent_item->parent_id);
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}
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$breadcrumbs[] = Breadcrumb::instance($parent_item->title, $parent_item->url())->set_first();
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$breadcrumbs = array_reverse($breadcrumbs, true);
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// Set up and display the actual page.
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$root = item::root();
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$template = new Theme_View("page.html", "collection", "LatestUpdates");
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$template->page_title = t("Gallery :: Latest Updates");
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$template->set_global(
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array("page" => $page,
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"max_pages" => $max_pages,
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"page_size" => $page_size,
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"children" => $children,
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"breadcrumbs" => $breadcrumbs,
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"children_count" => $count));
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$template->content = new View("dynamic.html");
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$template->content->title = t("Recent Uploads");
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// Display the page.
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print $template;
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// Set up the callback so links within the photo page will lead to photos within the virtual album
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// instead of the actual album.
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item::set_display_context_callback("latestupdates_Controller::get_display_context",
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"descendants", $item->id);
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}
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public function updates() {
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// Figure out how many items to display on each page.
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$page_size = module::get_var("gallery", "page_size", 9);
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// Figure out which page # the visitor is on and
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// don't allow the visitor to go below page 1.
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$page = Input::instance()->get("page", 1);
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if ($page < 1) {
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url::redirect("latestupdates/updates");
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}
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// If this page was reached from a breadcrumb, figure out what page to load from the show id.
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$show = Input::instance()->get("show");
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if ($show) {
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$child = ORM::factory("item", $show);
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$index = latestupdates_Controller::_get_position($child, "recent", 0);
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if ($index) {
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$page = ceil($index / $page_size);
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if ($page == 1) {
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url::redirect("latestupdates/updates");
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} else {
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url::redirect("latestupdates/updates?page=$page");
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}
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}
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}
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// First item to display.
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$offset = ($page - 1) * $page_size;
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// Determine the total number of items,
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// for page numbering purposes.
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$count = latestupdates_Controller::items_count("recent", 0);
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// Figure out what the highest page number is.
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$max_pages = ceil($count / $page_size);
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// Don't let the visitor go past the last page.
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if ($max_pages && $page > $max_pages) {
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url::redirect("latestupdates/updates?page=$max_pages");
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}
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// Figure out which items to display on this page.
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$items = latestupdates_Controller::items("recent", 0, $page_size, $offset);
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// Set up the previous and next page buttons.
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if ($page > 1) {
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$previous_page = $page - 1;
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$view->previous_page_link = url::site("latestupdates/updates?page={$previous_page}");
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}
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if ($page < $max_pages) {
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$next_page = $page + 1;
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$view->next_page_link = url::site("latestupdates/updates?page={$next_page}");
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}
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// Set up and display the actual page.
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$root = item::root();
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$template = new Theme_View("page.html", "collection", "LatestUpdates");
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$template->page_title = t("Gallery :: Latest Updates");
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$template->set_global(
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array("page" => $page,
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"max_pages" => $max_pages,
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"page_size" => $page_size,
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"children" => $items,
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"breadcrumbs" => array(
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Breadcrumb::instance($root->title, $root->url())->set_first(),
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Breadcrumb::instance(t("Recent Uploads"),
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url::site("latestupdates/updates"))->set_last()),
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"children_count" => $count));
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$template->content = new View("dynamic.html");
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$template->content->title = t("Recent Uploads");
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// Display the page.
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print $template;
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// Set up the callback so links within the photo page will lead to photos within the virtual album
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// instead of the actual album.
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item::set_display_context_callback("latestupdates_Controller::get_display_context",
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"recent", 0);
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}
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static function get_display_context($item, $str_display_type, $user_id) {
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// Set up display elements on the photo page to link to the virtual album.
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// Valid $str_display_type values are popular, recent, albums and descendants.
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// $user_id can be set to "0" to search site wide.
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// For "descendants", $user_id should be the album id #.
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// Figure out page title.
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$str_page_title = "";
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if ($str_display_type == "recent") {
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$str_page_title = t("Recent Uploads");
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} elseif ($str_display_type == "albums") {
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$str_page_title = t("Recent Albums");
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} elseif ($str_display_type == "descendants") {
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$str_page_title = t("Recent Uploads");
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} else {
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$str_page_title = t("Most Viewed");
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}
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// Figure out item position.
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$position = latestupdates_Controller::_get_position($item, $str_display_type, $user_id);
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// Figure out which items are the previous and next items with the virtual album.
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if ($position > 1) {
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list ($previous_item, $ignore, $next_item) =
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latestupdates_Controller::items($str_display_type, $user_id, 3, $position - 2);
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} else {
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$previous_item = null;
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list ($next_item) = latestupdates_Controller::items($str_display_type, $user_id, 1, $position);
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}
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// Figure out total number of items (excluding albums).
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$count = latestupdates_Controller::items_count($str_display_type, $user_id);
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// Set up breadcrumbs.
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$root = item::root();
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$breadcrumbs = array();
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if ($user_id == 0) {
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$breadcrumbs[0] = Breadcrumb::instance($root->title, $root->url())->set_first();
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$breadcrumbs[1] = Breadcrumb::instance($str_page_title,
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url::site("latestupdates/updates?show={$item->id}"));
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$breadcrumbs[2] = Breadcrumb::instance($item->title, $item->url())->set_last();
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} else {
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if ($str_display_type == "descendants") {
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$counter = 0;
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$breadcrumbs[] = Breadcrumb::instance($item->title, $item->url())->set_last();
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$breadcrumbs[] = Breadcrumb::instance(t("Recent Uploads"), url::site("latestupdates/albums/{$user_id}?show={$item->id}"));
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$parent_item = ORM::factory("item", $user_id);
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while ($parent_item->id != 1) {
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$breadcrumbs[] = Breadcrumb::instance($parent_item->title, $parent_item->url());
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$parent_item = ORM::factory("item", $parent_item->parent_id);
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}
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$breadcrumbs[] = Breadcrumb::instance($parent_item->title, $parent_item->url())->set_first();
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$breadcrumbs = array_reverse($breadcrumbs, true);
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} else {
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$current_user = ORM::factory("user", $user_id);
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$breadcrumbs[0] = Breadcrumb::instance($root->title, $root->url())->set_first();
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$breadcrumbs[1] = Breadcrumb::instance(t("User profile: %name", array("name" => $current_user->display_name())),
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url::site("user_profile/show/{$user_id}"));
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$breadcrumbs[2] = Breadcrumb::instance($str_page_title,
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url::site("latestupdates/users/{$str_display_type}/{$user_id}?show={$item->id}"));
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$breadcrumbs[3] = Breadcrumb::instance($item->title, $item->url())->set_last();
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}
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}
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// Return the display elements.
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return array("position" => $position,
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"previous_item" => $previous_item,
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"next_item" => $next_item,
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"sibling_count" => $count,
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"breadcrumbs" => $breadcrumbs
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);
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}
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static function items_count($str_display_type, $user_id) {
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// Figure out the total number of items.
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// Valid $str_display_type values are popular, recent, albums and descendants.
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// $user_id can be set to "0" to search site wide.
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// For "descendants", $user_id should be the album id #.
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// If $str_display_type is albums, then we only want albums.
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// If it's not, then we want everything except albums.
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if ($str_display_type == "albums") {
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// This is only used for user profiles, so we always want
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// results from a specific user.
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$count = ORM::factory("item")
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->viewable()
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->where("type", "=", "album")
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->where("owner_id", "=", $user_id)
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->count_all();
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} else {
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// If $user_id is not 0 we only want results from a specific user,
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// Or else we want results from any user.
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if ($user_id == 0) {
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$count = ORM::factory("item")
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->viewable()
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->where("type", "!=", "album")
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->count_all();
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} else {
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// If type is descendants, then user_id is actually an item id#.
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if ($str_display_type == "descendants") {
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$item = ORM::factory("item", $user_id);
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$count = $item
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->viewable()
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->where("type", "!=", "album")
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->order_by("created", "DESC")
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->descendants_count();
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} else {
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$count = ORM::factory("item")
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->viewable()
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->where("type", "!=", "album")
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->where("owner_id", "=", $user_id)
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->count_all();
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}
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}
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}
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return $count;
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}
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static function items($str_display_type, $user_id, $limit=null, $offset=null) {
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// Query the database for a list of items to display in the virtual album.
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// Valid $str_display_type values are popular, recent, albums and descendants.
|
|
// $user_id can be set to "0" to search site wide.
|
|
// For "descendants", $user_id should be the album id #.
|
|
|
|
// Figure out search parameters based on $str_display_type.
|
|
$str_where = array();
|
|
$str_orderby_field = "";
|
|
if ($str_display_type == "recent") {
|
|
$str_where = array(array("type", "!=", "album"));
|
|
$str_orderby_field = "created";
|
|
} elseif ($str_display_type == "albums") {
|
|
$str_where = array(array("type", "=", "album"));
|
|
$str_orderby_field = "created";
|
|
} else {
|
|
$str_where = array(array("type", "!=", "album"));
|
|
$str_orderby_field = "view_count";
|
|
}
|
|
|
|
// Search the database for matching items.
|
|
|
|
// Searching for descendants of a parent album is significantly
|
|
// different from the other query types, so we're doing this one
|
|
// seperately.
|
|
if ($str_display_type == "descendants") {
|
|
$item = ORM::factory("item", $user_id);
|
|
return $item
|
|
->viewable()
|
|
->where("type", "!=", "album")
|
|
->order_by("created", "DESC")
|
|
->descendants($limit, $offset);
|
|
}
|
|
|
|
// If $user_id is greater then 0, limit results
|
|
// to a specific user.
|
|
if ($user_id == 0) {
|
|
return ORM::factory("item")
|
|
->viewable()
|
|
->merge_where($str_where)
|
|
->order_by($str_orderby_field, "DESC")
|
|
->find_all($limit, $offset);
|
|
} else {
|
|
return ORM::factory("item")
|
|
->viewable()
|
|
->merge_where($str_where)
|
|
->where("owner_id", "=", $user_id)
|
|
->order_by($str_orderby_field, "DESC")
|
|
->find_all($limit, $offset);
|
|
}
|
|
}
|
|
|
|
private function _get_position($item, $str_display_type, $user_id) {
|
|
// Figure out the item's position within the virtual album.
|
|
// Valid $str_display_type values are popular, recent, albums and descendants.
|
|
// $user_id can be set to "0" to search site wide.
|
|
// For "descendants", $user_id should be the album id #.
|
|
|
|
// Figure out search conditions.
|
|
$str_where = array();
|
|
$str_orderby_field = "";
|
|
if ($str_display_type == "recent") {
|
|
$str_where = array(array("type", "!=", "album"));
|
|
$str_orderby_field = "created";
|
|
} elseif ($str_display_type == "albums") {
|
|
$str_where = array(array("type", "=", "album"));
|
|
$str_orderby_field = "created";
|
|
} else {
|
|
$str_where = array(array("type", "!=", "album"));
|
|
$str_orderby_field = "view_count";
|
|
}
|
|
|
|
// Count the number of records that have a higher orderby_field value then
|
|
// the item we're looking for.
|
|
$position = 0;
|
|
if ($user_id == 0) {
|
|
$position = ORM::factory("item")
|
|
->viewable()
|
|
->merge_where($str_where)
|
|
->where($str_orderby_field, ">", $item->$str_orderby_field)
|
|
->order_by($str_orderby_field, "DESC")
|
|
->count_all();
|
|
} else {
|
|
if ($str_display_type == "descendants") {
|
|
$album_item = ORM::factory("item", $user_id);
|
|
$position = $album_item
|
|
->viewable()
|
|
->where("type", "!=", "album")
|
|
->where("created", ">", $item->created)
|
|
->order_by("created", "DESC")
|
|
->descendants_count();
|
|
} else {
|
|
$position = ORM::factory("item")
|
|
->viewable()
|
|
->where("owner_id", "=", $user_id)
|
|
->merge_where($str_where)
|
|
->where($str_orderby_field, ">", $item->$str_orderby_field)
|
|
->order_by($str_orderby_field, "DESC")
|
|
->count_all();
|
|
}
|
|
}
|
|
|
|
// Set up a db query for all records with the same orderby field value
|
|
// as the item we're looking for.
|
|
$items = ORM::factory("item");
|
|
if ($user_id == 0) {
|
|
$items->viewable()
|
|
->merge_where($str_where)
|
|
->where($str_orderby_field, "=", $item->$str_orderby_field)
|
|
->order_by($str_orderby_field, "DESC");
|
|
} else {
|
|
if ($str_display_type == "descendants") {
|
|
$item_album = ORM::factory("item", $user_id);
|
|
$items = $item_album
|
|
->viewable()
|
|
->where("type", "!=", "album")
|
|
->where("created", "=", $item->created)
|
|
->order_by("created", "DESC");
|
|
} else {
|
|
$items->viewable()
|
|
->where("owner_id", "=", $user_id)
|
|
->merge_where($str_where)
|
|
->where($str_orderby_field, "=", $item->$str_orderby_field)
|
|
->order_by($str_orderby_field, "DESC");
|
|
}
|
|
}
|
|
|
|
// Loop through each remaining match, increasing position by 1 each time
|
|
// until we find a match.
|
|
if ($str_display_type == "descendants") {
|
|
foreach ($items->descendants() as $row) {
|
|
$position++;
|
|
if ($row->id == $item->id) {
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
foreach ($items->find_all() as $row) {
|
|
$position++;
|
|
if ($row->id == $item->id) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Return the result.
|
|
return $position;
|
|
}
|
|
}
|