forked from GNUsocial/gnu-social
		
	
		
			
				
	
	
		
			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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| /**
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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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| 
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| defined('GNUSOCIAL') || die();
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| 
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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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|     /**
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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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|     /**
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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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|     /**
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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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|     /**
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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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|     /**
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|      * Query
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|      *
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|      * @var string
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|      */
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|     public $q;
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| 
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|     /**
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|      * Title of the page
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|      *
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|      * @return string Title of the page
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|      */
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|     public function title()
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|     {
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|         // @fixme: This looks kinda gross
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| 
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|         if ($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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|                 $this->page
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|             );
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|         }
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|     }
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| 
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|     /**
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|      * Instructions for use
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|      *
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|      * @return instructions for use
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|      */
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|     public function getInstructions()
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|     {
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|         // TRANS: Page instructions.
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|         return _m("After you join a group you can send messages to all other members\n".
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|                  "using the syntax \"!groupname\".\n\n".
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|                  "Browse groups, or search for groups by their name, location or topic.\n".
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|                  "Separate the terms by spaces; they must be three characters or more.") . "\n";
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|     }
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| 
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|     /**
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|      * Is this page read-only?
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|      *
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|      * @return boolean true
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|      */
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|     public function isReadOnly($args)
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|     {
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|         return true;
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|     }
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| 
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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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|     /**
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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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| 
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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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| 
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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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| 
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|         $this->showForm();
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| 
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|         $this->elementStart('div', ['id' => 'profile_directory']);
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| 
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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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| 
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|         $group   = null;
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|         $group   = $this->getGroups();
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|         $cnt     = 0;
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| 
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|         if (!empty($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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| 
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|             $cnt = $groupList->show();
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|             $group->free();
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| 
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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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| 
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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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| 
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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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| 
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|         $this->elementEnd('div');
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|     }
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| 
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|     public function showForm($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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| 
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|         $this->elementStart('fieldset');
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| 
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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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| 
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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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| 
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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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|     /*
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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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| 
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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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| 
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|         $order = false;
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| 
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|         if (!empty($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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| 
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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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|                 $this->reverse ? 'DESC' : 'ASC'
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|             );
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|         } else {
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|             // User is browsing via AlphaNav
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| 
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|             switch ($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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| 
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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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| 
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|         $offset = ($this->page-1) * PROFILES_PER_PAGE;
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|         $limit  = PROFILES_PER_PAGE + 1;
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| 
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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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| 
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|         $group->find();
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| 
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|         return Profile::multiGet('id', $group->fetchAll('profile_id'));
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|     }
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| 
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|     /**
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|      * Filter the sort parameter
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|      *
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|      * @return string   a column name for sorting
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|      */
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|     public function getSortKey($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 $def;
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|         }
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|     }
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| 
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|     /**
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|      * Show a nice message when there's no search results
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|      */
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|     public function showEmptyListMessage()
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|     {
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|         if (!empty($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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| 
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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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