282 lines
8.4 KiB
PHP
282 lines
8.4 KiB
PHP
<?php
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// This file is part of GNU social - https://www.gnu.org/software/social
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//
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// GNU social is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// GNU social is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
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/**
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* UI to overwrite his GNU social instance's background
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*
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* @category Plugin
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* @package GNUsocial
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* @author Diogo Cordeiro <diogo@fc.up.pt>
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* @copyright 2019 Free Software Foundation, Inc http://www.fsf.org
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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defined('GNUSOCIAL') || die();
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/**
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* Apply/Store the custom background preferences
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*
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* @copyright 2019 Free Software Foundation, Inc http://www.fsf.org
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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class OverwriteThemeBackgroundAdminPanelAction extends AdminPanelAction
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{
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/**
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* Title of the page
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*
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* @return string Title of the page
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*/
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public function title(): string
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{
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return _m('Overwrite Theme Background');
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}
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/**
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* Instructions for use
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*
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* @return string instructions for use
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*/
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public function getInstructions(): string
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{
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return _m('Customize your theme\'s background easily');
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}
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/**
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* Show the site admin panel form
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*
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* @return void
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*/
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function showForm()
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{
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$form = new OverwriteThemeBackgroundAdminPanelForm($this);
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$form->show();
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return;
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}
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/**
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* Save settings from the form
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*
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* @return void
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*/
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function saveSettings()
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{
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static $settings = [
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'overwritethemebackground' => [
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'background-color',
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'background-image',
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'sslbackground-image',
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'background-repeat',
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'background-attachment',
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'background-position'
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]
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];
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$values = [];
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foreach ($settings as $section => $parts) {
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foreach ($parts as $setting) {
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$values[$section][$setting] = $this->trimmed($setting);
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}
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}
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// This throws an exception on validation errors
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$this->validate($values);
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// assert(all values are valid);
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$config = new Config();
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$config->query('BEGIN');
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foreach ($settings as $section => $parts) {
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foreach ($parts as $setting) {
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Config::save($section, $setting, $values[$section][$setting]);
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}
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}
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$config->query('COMMIT');
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return;
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}
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/**
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* Validate form values
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*
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* @param $values
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* @throws ClientException
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*/
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function validate(&$values)
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{
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// Validate background
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if (!empty($values['overwritethemebackground']['background-image']) &&
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!common_valid_http_url($values['overwritethemebackground']['background-image'])) {
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// TRANS: Client error displayed when a background URL is not valid.
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$this->clientError(_m('Invalid background URL.'));
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}
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if (!empty($values['overwritethemebackground']['sslbackground-image']) &&
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!common_valid_http_url($values['overwritethemebackground']['sslbackground-image'], true)) {
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// TRANS: Client error displayed when a SSL background URL is invalid.
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$this->clientError(_m('Invalid SSL background URL.'));
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}
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}
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}
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/**
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* Friendly UI for setting the custom background preferences
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*
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* @copyright 2019 Free Software Foundation, Inc http://www.fsf.org
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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class OverwriteThemeBackgroundAdminPanelForm extends AdminForm
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{
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/**
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* ID of the form
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*
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* @return int ID of the form
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*/
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function id()
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{
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return 'form_site_admin_panel';
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}
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/**
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* class of the form
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*
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* @return string class of the form
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*/
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function formClass()
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{
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return 'form_settings';
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}
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/**
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* Action of the form
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*
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* @return string URL of the action
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*/
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function action()
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{
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return common_local_url('overwritethemebackgroundAdminPanel');
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}
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/**
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* Data elements of the form
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*
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* @return void
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*/
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function formData()
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{
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$this->out->elementStart('fieldset', ['id' => 'settings_site_background']);
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// TRANS: Fieldset legend for form to change background.
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$this->out->element('legend', null, _m('Background'));
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$this->out->elementStart('ul', 'form_data');
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/* Background colour */
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$this->li();
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$this->input('background-color',
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// TRANS: Field label for GNU social site background.
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_m('Site background color'),
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// TRANS: Title for field label for GNU social site background.
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'Background color for the site (hexadecimal with #).',
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'overwritethemebackground');
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$this->unli();
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/* Background image */
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$this->li();
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$this->input('background-image',
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// TRANS: Field label for GNU social site background.
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_m('Site background'),
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// TRANS: Title for field label for GNU social site background.
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'Background for the site (full URL).',
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'overwritethemebackground');
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$this->unli();
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$this->li();
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$this->input('sslbackground-image',
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// TRANS: Field label for SSL GNU social site background.
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_m('SSL background'),
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// TRANS: Title for field label for SSL GNU social site background.
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'Background to show on SSL pages (full URL).',
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'overwritethemebackground');
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$this->unli();
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/* Background repeat */
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$this->li();
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// TRANS: Dropdown label on site settings panel.
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$this->out->dropdown('background-repeat', _m('Background repeat'),
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// TRANS: Dropdown title on site settings panel.
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['Repeat horizontally and vertically', 'Repeat Horizontally', 'Repeat Vertically', 'Don\'t repeat'], _m('repeat horizontally and/or vertically'),
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false, common_config('overwritethemebackground', 'background-repeat') ?? 'repeat');
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$this->unli();
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/* Background attachment */
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$this->li();
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// TRANS: Dropdown label on site settings panel.
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$this->out->dropdown('background-attachment', _m('Background attachment'),
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// TRANS: Dropdown title on site settings panel.
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['Scroll with page', 'Stay fixed'], _m('Whether the background image should scroll or be fixed (will not scroll with the rest of the page)'),
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false, common_config('overwritethemebackground', 'background-attachment') ?? 'scroll');
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$this->unli();
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/* Background position */
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$background_position_options = [
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'initial',
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'left top',
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'left center',
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'left bottom',
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'right top',
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'right center',
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'right bottom',
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'center top',
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'center center',
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'center bottom'
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];
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$this->li();
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// TRANS: Dropdown label on site settings panel.
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$this->out->dropdown('background-position', _m('Background position'),
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// TRANS: Dropdown title on site settings panel.
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$background_position_options, _m('Sets the starting position of a background image'),
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false, common_config('overwritethemebackground', 'background-attachment') ?? 'initial');
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$this->unli();
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$this->out->elementEnd('ul');
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$this->out->elementEnd('fieldset');
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}
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/**
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* Action elements
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*
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* @return void
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*/
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function formActions()
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{
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$this->out->submit('submit',
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// TRANS: Button text for saving site settings.
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_m('BUTTON', 'Save'),
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'submit',
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null,
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// TRANS: Button title for saving site settings.
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_m('Save the site settings.'));
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}
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}
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