385 lines
11 KiB
PHP
385 lines
11 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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* Output a group directory
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*
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* @category Public
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* @package GNUsocial
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* @author Zach Copley <zach@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or late
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*/
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defined('GNUSOCIAL') || die();
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/**
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* Group directory
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*
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* @category Directory
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* @package GNUsocial
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* @author Zach Copley <zach@status.net>
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* @author Mikael Nordfeldth <mmn@hethane.se>
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or late
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*/
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class GroupdirectoryAction extends ManagedAction
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{
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protected $redirectAfterLogin = true;
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/**
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* The page we're on
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*
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* @var integer
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*/
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public $page;
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/**
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* What to filter the search results by
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*
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* @var string
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*/
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public $filter;
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/**
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* Column to sort by
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*
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* @var string
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*/
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public $sort;
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/**
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* How to order search results, ascending or descending
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*
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* @var string
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*/
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public $reverse;
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/**
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* Query
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*
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* @var string
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*/
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public $q;
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/**
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* Title of the page
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*
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* @return string Title of the page
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*/
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public function title()
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{
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// @fixme: This looks kinda gross
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if ($this->filter == 'all') {
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if ($this->page != 1) {
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// TRANS: Title for group directory page. %d is a page number.
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return(sprintf(_m('Group Directory, page %d'), $this->page));
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}
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// TRANS: Title for group directory page.
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return _m('Group directory');
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} elseif ($this->page == 1) {
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return sprintf(
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// TRANS: Title for group directory page when it is filtered.
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// TRANS: %s is the filter string.
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_m('Group directory - %s'),
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strtoupper($this->filter)
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);
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} else {
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return sprintf(
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// TRANS: Title for group directory page when it is filtered.
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// TRANS: %1$s is the filter string, %2$d is a page number.
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_m('Group directory - %1$s, page %2$d'),
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strtoupper($this->filter),
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$this->page
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);
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}
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}
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/**
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* Instructions for use
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*
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* @return instructions for use
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*/
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public function getInstructions()
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{
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// TRANS: Page instructions.
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return _m("After you join a group you can send messages to all other members\n".
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"using the syntax \"!groupname\".\n\n".
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"Browse groups, or search for groups by their name, location or topic.\n".
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"Separate the terms by spaces; they must be three characters or more.") . "\n";
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}
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/**
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* Is this page read-only?
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*
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* @return boolean true
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*/
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public function isReadOnly($args)
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{
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return true;
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}
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protected function doPreparation()
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{
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$this->page = ($this->arg('page')) ? ($this->arg('page') + 0) : 1;
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$this->filter = $this->arg('filter', 'all');
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$this->reverse = $this->boolean('reverse');
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$this->q = $this->trimmed('q');
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$this->sort = $this->arg('sort', 'nickname');
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}
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/**
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* Show the page notice
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*
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* Shows instructions for the page
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*
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* @return void
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*/
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public function showPageNotice()
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{
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$instr = $this->getInstructions();
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$output = common_markup_to_html($instr);
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$this->elementStart('div', 'instructions');
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$this->raw($output);
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$this->elementEnd('div');
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}
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/**
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* Content area
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*
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* Shows the groups
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*
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* @return void
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*/
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public function showContent()
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{
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if (common_logged_in()) {
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$this->elementStart('p', ['id' => 'new_group']);
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$this->element(
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'a',
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[
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'href' => common_local_url('newgroup'),
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'class' => 'more',
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],
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// TRANS: Link to create a new group on the group list page.
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_m('Create a new group')
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);
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$this->elementEnd('p');
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}
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$this->showForm();
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$this->elementStart('div', ['id' => 'profile_directory']);
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// @todo FIXME: Does "All" need i18n here?
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$alphaNav = new AlphaNav($this, false, false, ['0-9', 'All']);
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$alphaNav->show();
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$group = null;
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$group = $this->getGroups();
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$cnt = 0;
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if (!empty($group)) {
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$groupList = new SortableGroupList(
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$group,
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common_current_user(),
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$this
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);
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$cnt = $groupList->show();
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$group->free();
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if (0 == $cnt) {
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$this->showEmptyListMessage();
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}
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}
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$args = [];
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if (isset($this->q)) {
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$args['q'] = $this->q;
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} else {
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$args['filter'] = $this->filter;
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}
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$this->pagination(
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$this->page > 1,
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$cnt > PROFILES_PER_PAGE,
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$this->page,
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'groupdirectory',
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$args
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);
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$this->elementEnd('div');
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}
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public function showForm($error=null)
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{
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$this->elementStart('form', [
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'method' => 'get',
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'id' => 'form_search',
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'class' => 'form_settings',
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'action' => common_local_url('groupdirectory'),
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]);
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$this->elementStart('fieldset');
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// TRANS: Fieldset legend.
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$this->element('legend', null, _m('Search groups'));
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$this->elementStart('ul', 'form_data');
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$this->elementStart('li');
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// TRANS: Field label for input of one or more keywords.
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$this->input('q', _m('Keyword(s)'), $this->q);
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// TRANS: Button text for searching group directory.
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$this->submit('search', _m('BUTTON', 'Search'));
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$this->elementEnd('li');
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$this->elementEnd('ul');
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$this->elementEnd('fieldset');
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$this->elementEnd('form');
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}
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/*
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* Get groups filtered by the current filter, sort key,
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* sort order, and page
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*/
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public function getGroups()
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{
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$group = new User_group();
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// Disable this to get global group searches
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$group->joinAdd(['id', 'local_group:group_id']);
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$order = false;
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if (!empty($this->q)) {
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$wheres = ['nickname', 'fullname', 'homepage', 'description', 'location'];
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foreach ($wheres as $where) {
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// Double % because of sprintf
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$group->whereAdd(sprintf(
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'LOWER(%1$s.%2$s) LIKE LOWER(\'%%%3$s%%\')',
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$group->escapedTableName(),
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$where,
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$group->escape($this->q)
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), 'OR');
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}
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$order = sprintf(
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'%1$s.%2$s %3$s',
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$group->escapedTableName(),
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$this->getSortKey('created'),
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$this->reverse ? 'DESC' : 'ASC'
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);
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} else {
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// User is browsing via AlphaNav
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switch ($this->filter) {
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case 'all':
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// NOOP
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break;
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case '0-9':
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$group->whereAdd(sprintf(
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'LEFT(%1$s.%2$s, 1) BETWEEN %3$s AND %4$s',
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$group->escapedTableName(),
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'nickname',
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$group->_quote('0'),
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$group->_quote('9')
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));
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break;
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default:
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$group->whereAdd(sprintf(
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'LEFT(LOWER(%1$s.%2$s), 1) = %3$s',
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$group->escapedTableName(),
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'nickname',
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$group->_quote($this->filter)
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));
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}
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$order = sprintf(
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'%1$s.%2$s %3$s, %1$s.%4$s ASC',
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$group->escapedTableName(),
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$this->getSortKey('nickname'),
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$this->reverse ? 'DESC' : 'ASC',
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'nickname'
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);
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}
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$offset = ($this->page-1) * PROFILES_PER_PAGE;
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$limit = PROFILES_PER_PAGE + 1;
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$group->selectAdd();
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$group->selectAdd('profile_id');
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$group->orderBy($order);
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$group->limit($offset, $limit);
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$group->find();
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return Profile::multiGet('id', $group->fetchAll('profile_id'));
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}
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/**
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* Filter the sort parameter
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*
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* @return string a column name for sorting
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*/
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public function getSortKey($def='created')
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{
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switch ($this->sort) {
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case 'nickname':
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case 'created':
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return $this->sort;
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default:
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return $def;
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}
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}
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/**
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* Show a nice message when there's no search results
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*/
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public function showEmptyListMessage()
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{
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if (!empty($this->filter) && ($this->filter != 'all')) {
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$this->element('p', 'error', sprintf(
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// TRANS: Empty list message for searching group directory.
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// TRANS: %s is the search string.
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_m('No groups starting with %s.'),
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$this->filter
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));
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} else {
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// TRANS: Empty list message for searching group directory.
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$this->element('p', 'error', _m('No results.'));
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// TRANS: Help text for searching group directory.
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$message = _m("* Make sure all words are spelled correctly.\n".
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"* Try different keywords.\n".
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"* Try more general keywords.\n".
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"* Try fewer keywords.");
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$this->elementStart('div', 'help instructions');
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$this->raw(common_markup_to_html($message));
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$this->elementEnd('div');
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}
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}
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public function showSections()
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{
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$gbp = new GroupsByPostsSection($this);
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$gbp->show();
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$gbm = new GroupsByMembersSection($this);
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$gbm->show();
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}
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}
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