friendica-addons/communityhome/communityhome.php

<?php
/**
 * Name: Community home
 * Description: Show last community activity in homepage
 * Version: 2.0
 * Author: Fabio Comuni <http://kirgroup.com/profile/fabrixxm>
 */


require_once('mod/community.php');


function communityhome_install() {
	register_hook('home_content', 'addon/communityhome/communityhome.php', 'communityhome_home');
	logger("installed communityhome");
}

function communityhome_uninstall() {
	unregister_hook('home_content', 'addon/communityhome/communityhome.php', 'communityhome_home');
	logger("removed communityhome");
}

function communityhome_home(&$a, &$o){
	// custom css
	$a->page['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="'.$a->get_baseurl().'/addon/communityhome/communityhome.css" media="all" />';

	if (!get_config('communityhome','hidelogin')){
		$aside = array(
			'$tab_1' => t('Login'),
			'$tab_2' => t('OpenID'),
			'$noOid' => get_config('system','no_openid'),
		);

		// login form
		$aside['$login_title'] =  t('Login');
		$aside['$login_form'] = login(($a->config['register_policy'] == REGISTER_CLOSED) ? false : true);
	} else
		$aside = array(
			//'$tab_1' => t('Login'),
			//'$tab_2' => t('OpenID'),
			//'$noOid' => get_config('system','no_openid'),
		);

	// last 12 users
	if (get_config('communityhome','showlastusers')===true){
		$aside['$lastusers_title'] = t('Latest users');
		$aside['$lastusers_items'] = array();
		$sql_extra = "";
		$publish = (get_config('system','publish_all') ? '' : " AND `publish` = 1 " );
		$order = " ORDER BY `register_date` DESC ";

		$r = q("SELECT `profile`.*, `profile`.`uid` AS `profile_uid`, `user`.`nickname`
				FROM `profile` LEFT JOIN `user` ON `user`.`uid` = `profile`.`uid` 
				WHERE `is-default` = 1 $publish AND `user`.`blocked` = 0 $sql_extra $order LIMIT %d , %d ",
			0,
			12
		);
	#	$tpl = file_get_contents( dirname(__file__).'/directory_item.tpl');
		$tpl = get_markup_template( 'directory_item.tpl', 'addon/communityhome/' );
		if(count($r)) {
			$photo = 'thumb';
			foreach($r as $rr) {
				$profile_link = $a->get_baseurl() . '/profile/' . ((strlen($rr['nickname'])) ? $rr['nickname'] : $rr['profile_uid']);
				$entry = replace_macros($tpl,array(
					'$id' => $rr['id'],
					'$profile_link' => $profile_link,
					'$photo' => $a->get_cached_avatar_image($rr[$photo]),
					'$alt_text' => $rr['name'],
				));
				$aside['$lastusers_items'][] = $entry;
			}
		}
	}
	// 12 most active users (by posts and contacts)
	// this query don't work on some mysql versions
	if (get_config('communityhome','showactiveusers')===true){
		$r = q("SELECT `uni`.`contacts`,`uni`.`items`, `profile`.*, `profile`.`uid` AS `profile_uid`, `user`.`nickname`  FROM
				(SELECT COUNT(*) as `contacts`, `uid` FROM `contact` WHERE `self`=0 GROUP BY `uid`) AS `con`,
				(SELECT COUNT(*) as `items`, `uid` FROM `item` WHERE `item`.`changed` > DATE(NOW() - INTERVAL 1 MONTH) AND `item`.`wall` = 1 GROUP BY `uid`) AS `ite`,
				(
				SELECT `contacts`,`items`,`ite`.`uid` FROM `con` RIGHT OUTER JOIN `ite` ON `con`.`uid`=`ite`.`uid` 
				UNION ALL 
				SELECT `contacts`,`items`,`con`.`uid` FROM `con` LEFT OUTER JOIN `ite` ON `con`.`uid`=`ite`.`uid`
				) AS `uni`, `user`, `profile`
				WHERE `uni`.`uid`=`user`.`uid`
				AND `uni`.`uid`=`profile`.`uid` AND `profile`.`publish`=1
				GROUP BY `uid`
				ORDER BY `items` DESC,`contacts` DESC
				LIMIT 0,10");
		if($r && count($r)) {
			$aside['$activeusers_title']  = t('Most active users');
			$aside['$activeusers_items']  = array();

			$photo = 'thumb';
			foreach($r as $rr) {
				$profile_link = $a->get_baseurl() . '/profile/' . ((strlen($rr['nickname'])) ? $rr['nickname'] : $rr['profile_uid']);
				$entry = replace_macros($tpl,array(
					'$id' => $rr['id'],
					'$profile_link' => $profile_link,
					'$photo' => $rr[$photo],
					'$alt_text' => sprintf("%s (%s posts, %s contacts)",$rr['name'], ($rr['items']?$rr['items']:'0'), ($rr['contacts']?$rr['contacts']:'0'))
				));
				$aside['$activeusers_items'][] = $entry;
			}
		}
	}
	// last 12 photos
	if (get_config('communityhome','showlastphotos')===true){
		$aside['$photos_title'] = t('Latest photos');
		$aside['$photos_items'] = array();
		$r = q("SELECT `photo`.`id`, `photo`.`resource-id`, `photo`.`scale`, `photo`.`desc`, `user`.`nickname`, `user`.`username` FROM 
					(SELECT `resource-id`, MAX(`scale`) as maxscale FROM `photo` 
						WHERE `profile`=0 AND `contact-id`=0 AND `album` NOT IN ('Contact Photos', '%s', 'Profile Photos', '%s')
							AND `allow_cid`='' AND `allow_gid`='' AND `deny_cid`='' AND `deny_gid`='' GROUP BY `resource-id`) AS `t1`
					INNER JOIN `photo` ON `photo`.`resource-id`=`t1`.`resource-id` AND `photo`.`scale` = `t1`.`maxscale`,
					`user` 
					WHERE `user`.`uid` = `photo`.`uid`
					AND `user`.`blockwall`=0
					AND `user`.`hidewall` = 0
					ORDER BY `photo`.`edited` DESC
					LIMIT 0, 12",
					dbesc(t('Contact Photos')),
					dbesc(t('Profile Photos'))
					);


		if(count($r)) {
	#		$tpl = file_get_contents( dirname(__file__).'/directory_item.tpl');
			$tpl = get_markup_template( 'directory_item.tpl', 'addon/communityhome/' );
			foreach($r as $rr) {
				$photo_page = $a->get_baseurl() . '/photos/' . $rr['nickname'] . '/image/' . $rr['resource-id'];
				$photo_url = $a->get_baseurl() . '/photo/' .  $rr['resource-id'] . '-' . $rr['scale'] .'.jpg';

				$entry = replace_macros($tpl,array(
					'$id' => $rr['id'],
					'$profile_link' => $photo_page,
					'$photo' => $photo_url,
					'$alt_text' => $rr['username']." : ".$rr['desc'],
				));

				$aside['$photos_items'][] = $entry;
			}
		}
	}

	// last 10 liked items
	if (get_config('communityhome','showlastlike')===true){
		$aside['$like_title'] = t('Latest likes');
		$aside['$like_items'] = array();
		$r = q("SELECT `T1`.`created`, `T1`.`liker`, `T1`.`liker-link`, `item`.* FROM 
				(SELECT `parent-uri`, `created`, `author-name` AS `liker`,`author-link` AS `liker-link` 
					FROM `item` WHERE `verb`='http://activitystrea.ms/schema/1.0/like' GROUP BY `parent-uri` ORDER BY `created` DESC) AS T1
				INNER JOIN `item` ON `item`.`uri`=`T1`.`parent-uri` 
				WHERE `T1`.`liker-link` LIKE '%s%%' OR `item`.`author-link` LIKE '%s%%'
				GROUP BY `uri`
				ORDER BY `T1`.`created` DESC
				LIMIT 0,10",
				$a->get_baseurl(),$a->get_baseurl()
				);

		foreach ($r as $rr) {
			$author	 = '<a href="' . $rr['liker-link'] . '">' . $rr['liker'] . '</a>';
			$objauthor =  '<a href="' . $rr['author-link'] . '">' . $rr['author-name'] . '</a>';

			//var_dump($rr['verb'],$rr['object-type']); killme();
			switch($rr['verb']){
				case 'http://activitystrea.ms/schema/1.0/post':
					switch ($rr['object-type']){
						case 'http://activitystrea.ms/schema/1.0/event':
							$post_type = t('event');
							break;
						default:
							$post_type = t('status');
					}
					break;
				default:
					if ($rr['resource-id']){
						$post_type = t('photo');
						$m=array();	preg_match("/\[url=([^]]*)\]/", $rr['body'], $m);
						$rr['plink'] = $m[1];
					} else {
						$post_type = t('status');
					}
			}
			$plink = '<a href="' . $rr['plink'] . '">' . $post_type . '</a>';

			$aside['$like_items'][] = sprintf( t('%1$s likes %2$s\'s %3$s'), $author, $objauthor, $plink);

		}
	}

#	$tpl = file_get_contents(dirname(__file__).'/communityhome.tpl');
	$tpl = get_markup_template('communityhome.tpl', 'addon/communityhome/');
	$a->page['aside'] = replace_macros($tpl, $aside);

	$o = '<h1>' . ((x($a->config,'sitename')) ? sprintf( t("Welcome to %s") ,$a->config['sitename']) : "" ) . '</h1>';

	if(file_exists('home.html'))
 		$o = file_get_contents('home.html');

	if (get_config('communityhome','showcommunitystream')===true){
		$oldset = get_config('system','community_page_style');
		if ($oldset == CP_NO_COMMUNITY_PAGE)
			set_config('system','community_page_style', CP_USERS_ON_SERVER);

		$o .= community_content($a,1);

		if ($oldset == CP_NO_COMMUNITY_PAGE)
			set_config('system','community_page_style', $oldset);
	}
}