275 lines
10 KiB
PHP
275 lines
10 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) 2000-2013 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 exif_gps_event_Core {
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static function pre_deactivate($data) {
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// If the admin is about to deactivate EXIF, warn them that this module requires it.
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if ($data->module == "exif") {
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$data->messages["warn"][] = t("The EXIF_GPS module requires the EXIF module.");
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}
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}
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static function module_change($changes) {
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// If EXIF is deactivated, display a warning that it is required for this module to function properly.
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if (!module::is_active("exif") || in_array("exif", $changes->deactivate)) {
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site_status::warning(
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t("The EXIF_GPS module requires the EXIF module. " .
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"<a href=\"%url\">Activate the EXIF module now</a>",
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array("url" => html::mark_clean(url::site("admin/modules")))),
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"exif_gps_needs_exif");
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} else {
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site_status::clear("exif_gps_needs_exif");
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}
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}
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static function item_created($item) {
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// Whenever a new non-album item is created, check it for GPS coordinates.
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if (!$item->is_album()) {
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exif_gps::extract($item);
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}
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}
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static function item_deleted($item) {
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// Whenever an item is deleted, delete any corresponding GPS coordinates.
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db::build()
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->delete("exif_coordinates")
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->where("item_id", "=", $item->id)
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->execute();
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}
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static function item_edit_form($item, $form) {
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// Allow users to set / edit the GPS coordinates associated with the current item.
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$record = ORM::factory("exif_coordinate")->where("item_id", "=", $item->id)->find();
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$gpsdata = $form->edit_item->group("gps_data")->label("GPS Data");
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if ($record->loaded()) {
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$gpsdata->input("latitude")->label(t("Latitude"))
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->value($record->latitude);
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$gpsdata->input("longitude")->label(t("Longitude"))
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->value($record->longitude);
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} else {
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$gpsdata->input("latitude")->label(t("Latitude"));
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$gpsdata->input("longitude")->label(t("Longitude"));
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}
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}
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static function item_edit_form_completed($item, $form) {
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// Update the db records with the user-specified coordinates.
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// Require a set of coordinates (both latitude and longitude).
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// If one or both fields are blank, completely delete any coordinates associated with this item.
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if (($form->edit_item->gps_data->latitude->value == "") || ($form->edit_item->gps_data->longitude->value == "")) {
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db::build()
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->delete("exif_coordinates")
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->where("item_id", "=", $item->id)
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->execute();
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} else {
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$record = ORM::factory("exif_coordinate")->where("item_id", "=", $item->id)->find();
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if (!$record->loaded()) {
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$record->item_id = $item->id;
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}
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$record->latitude = $form->edit_item->gps_data->latitude->value;
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$record->longitude = $form->edit_item->gps_data->longitude->value;
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$record->save();
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}
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}
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static function admin_menu($menu, $theme) {
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// Add a link to the EXIF_GPS admin page to the Settings menu.
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$menu->get("settings_menu")
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->append(Menu::factory("link")
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->id("exif_gps")
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->label(t("EXIF_GPS Settings"))
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->url(url::site("admin/exif_gps")));
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}
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static function photo_menu($menu, $theme) {
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// Adds album and user map icons to photo pages.
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// Do not display icons if the user can't view the page.
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if ((module::get_var("exif_gps", "restrict_maps") == true) && (identity::active_user()->guest)) {
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return;
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}
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$album_id = "";
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$item = $theme->item;
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if ($item->is_album()) {
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$album_id = $item->id;
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} else {
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$album_id = $item->parent_id;
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}
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$curr_user = ORM::factory("user")->where("id", "=", $item->owner_id)->find_all();
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$user_name = $curr_user[0]->full_name;
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// Make sure there are actually map-able items to display.
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$album_items_count = ORM::factory("item", $album_id)
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->join("exif_coordinates", "items.id", "exif_coordinates.item_id")
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->viewable()
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->order_by("exif_coordinates.latitude", "ASC")
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->descendants_count();
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$user_items_count = ORM::factory("item")
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->join("exif_coordinates", "items.id", "exif_coordinates.item_id")
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->where("items.owner_id", "=", $item->owner_id)
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->viewable()
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->order_by("exif_coordinates.latitude", "ASC")
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->count_all();
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if (($album_items_count > 0) && (module::get_var("exif_gps", "toolbar_map_album") == true)) {
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$menu->append(Menu::factory("link")
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->id("exif_gps_album")
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->label(t("Map this album"))
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->url(url::site("exif_gps/map/album/" . $album_id))
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->css_id("g-exif-gps-album-link"));
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}
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if (($user_items_count > 0) && (module::get_var("exif_gps", "toolbar_map_user") == true)) {
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$menu->append(Menu::factory("link")
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->id("exif_gps_user")
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->label(t("Map ") . $user_name . t("'s photos"))
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->url(url::site("exif_gps/map/user/" . $item->owner_id))
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->css_id("g-exif-gps-user-link"));
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}
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}
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static function movie_menu($menu, $theme) {
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// Adds album and user map icons to movie pages.
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// Do not display icons if the user can't view the page.
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if ((module::get_var("exif_gps", "restrict_maps") == true) && (identity::active_user()->guest)) {
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return;
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}
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$album_id = "";
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$item = $theme->item;
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if ($item->is_album()) {
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$album_id = $item->id;
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} else {
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$album_id = $item->parent_id;
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}
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$curr_user = ORM::factory("user")->where("id", "=", $item->owner_id)->find_all();
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$user_name = $curr_user[0]->full_name;
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// Make sure there are actually map-able items to display.
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$album_items_count = ORM::factory("item", $album_id)
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->join("exif_coordinates", "items.id", "exif_coordinates.item_id")
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->viewable()
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->order_by("exif_coordinates.latitude", "ASC")
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->descendants_count();
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$user_items_count = ORM::factory("item")
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->join("exif_coordinates", "items.id", "exif_coordinates.item_id")
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->where("items.owner_id", "=", $item->owner_id)
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->viewable()
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->order_by("exif_coordinates.latitude", "ASC")
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->count_all();
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if (($album_items_count > 0) && (module::get_var("exif_gps", "toolbar_map_album") == true)) {
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$menu->append(Menu::factory("link")
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->id("exif_gps_album")
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->label(t("Map this album"))
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->url(url::site("exif_gps/map/album/" . $album_id))
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->css_id("g-exif-gps-album-link"));
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}
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if (($user_items_count > 0) && (module::get_var("exif_gps", "toolbar_map_user") == true)) {
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$menu->append(Menu::factory("link")
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->id("exif_gps_user")
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->label(t("Map ") . $user_name . t("'s photos"))
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->url(url::site("exif_gps/map/user/" . $item->owner_id))
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->css_id("g-exif-gps-user-link"));
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}
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}
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static function album_menu($menu, $theme) {
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// Adds album and user map icons to album pages.
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// Do not display icons if the user can't view the page.
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if ((module::get_var("exif_gps", "restrict_maps") == true) && (identity::active_user()->guest)) {
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return;
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}
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$album_id = "";
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$item = $theme->item;
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if ($item->is_album()) {
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$album_id = $item->id;
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} else {
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$album_id = $item->parent_id;
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}
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$curr_user = ORM::factory("user")->where("id", "=", $item->owner_id)->find_all();
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$user_name = $curr_user[0]->full_name;
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// Make sure there are actually map-able items to display.
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$album_items_count = ORM::factory("item", $album_id)
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->join("exif_coordinates", "items.id", "exif_coordinates.item_id")
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->viewable()
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->order_by("exif_coordinates.latitude", "ASC")
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->descendants_count();
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$user_items_count = ORM::factory("item")
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->join("exif_coordinates", "items.id", "exif_coordinates.item_id")
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->where("items.owner_id", "=", $item->owner_id)
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->viewable()
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->order_by("exif_coordinates.latitude", "ASC")
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->count_all();
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if (($album_items_count > 0) && (module::get_var("exif_gps", "toolbar_map_album") == true)) {
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$menu->append(Menu::factory("link")
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->id("exif_gps_album")
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->label(t("Map this album"))
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->url(url::site("exif_gps/map/album/" . $album_id))
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->css_id("g-exif-gps-album-link"));
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}
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if (($user_items_count > 0) && (module::get_var("exif_gps", "toolbar_map_user") == true)) {
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$menu->append(Menu::factory("link")
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->id("exif_gps_user")
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->label(t("Map ") . $user_name . t("'s photos"))
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->url(url::site("exif_gps/map/user/" . $item->owner_id))
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->css_id("g-exif-gps-user-link"));
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}
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}
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static function show_user_profile($data) {
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// Display a map on the user profile pages.
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// Make sure the user can view maps before displaying one.
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if ((module::get_var("exif_gps", "restrict_maps") == true) && (identity::active_user()->guest)) {
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return;
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}
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// If there's nothing to map, hide the map.
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$items_count = ORM::factory("item")
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->join("exif_coordinates", "items.id", "exif_coordinates.item_id")
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->where("items.owner_id", "=", $data->user->id)
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->viewable()
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->order_by("exif_coordinates.latitude", "ASC")
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->count_all();
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if ($items_count == 0) {
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return;
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}
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// Display the map block.
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$v = new View("user_profile_exif_gps.html");
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$int_map_type = module::get_var("exif_gps", "largemap_maptype");
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if ($int_map_type == 0) $map_type = "ROADMAP";
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if ($int_map_type == 1) $map_type = "SATELLITE";
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if ($int_map_type == 2) $map_type = "HYBRID";
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if ($int_map_type == 3) $map_type = "TERRAIN";
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$v->map_type = $map_type;
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$v->user_id = $data->user->id;
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$v->items_count = $items_count;
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$v->google_map_key = module::get_var("exif_gps", "googlemap_api_key");
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$data->content[] = (object) array("title" => t("Photo Map"), "view" => $v);
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}
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}
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