function help_content(&$a)
{
    nav_set_selected('help');
    global $lang;
    $text = '';
    if ($a->argc > 1) {
        $text = load_doc_file('doc/' . $a->argv[1] . '.md');
        $a->page['title'] = t('Help:') . ' ' . str_replace('-', ' ', notags($a->argv[1]));
    }
    $home = load_doc_file('doc/Home.md');
    if (!$text) {
        $text = $home;
        $a->page['title'] = t('Help');
    } else {
        $a->page['aside'] = Markdown($home);
    }
    if (!strlen($text)) {
        header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
        $tpl = get_markup_template("404.tpl");
        return replace_macros($tpl, array('$message' => t('Page not found.')));
    }
    $html = Markdown($text);
    $html = "<style>.md_warning { padding: 1em; border: #ff0000 solid 2px; background-color: #f9a3a3; color: #ffffff;</style>" . $html;
    return $html;
}

 function get()
 {
     nav_set_selected('help');
     if ($_REQUEST['search']) {
         $o .= '<div id="help-content" class="generic-content-wrapper">';
         $o .= '<div class="section-title-wrapper">';
         $o .= '<h2>' . t('Documentation Search') . ' - ' . htmlspecialchars($_REQUEST['search']) . '</h2>';
         $o .= '</div>';
         $o .= '<div class="section-content-wrapper">';
         $r = search_doc_files($_REQUEST['search']);
         if ($r) {
             $o .= '<ul class="help-searchlist">';
             foreach ($r as $rr) {
                 $dirname = dirname($rr['v']);
                 $fname = basename($rr['v']);
                 $fname = substr($fname, 0, strrpos($fname, '.'));
                 $path = trim(substr($dirname, 4), '/');
                 $o .= '<li><a href="help/' . ($path ? $path . '/' : '') . $fname . '" >' . ucwords(str_replace('_', ' ', notags($fname))) . '</a><br />' . '<b><i>' . 'help/' . ($path ? $path . '/' : '') . $fname . '</i></b><br />' . '...' . str_replace('$Projectname', \Zotlabs\Lib\System::get_platform_name(), $rr['text']) . '...<br /><br /></li>';
             }
             $o .= '</ul>';
             $o .= '</div>';
             $o .= '</div>';
         }
         return $o;
     }
     $content = get_help_content();
     return replace_macros(get_markup_template("help.tpl"), array('$title' => t('$Projectname Documentation'), '$content' => $content));
 }

function notes_init(&$a)
{
    if (!local_user()) {
        return;
    }
    $profile = 0;
    $which = $a->user['nickname'];
    nav_set_selected('home');
    //	profile_load($a,$which,$profile);
}

function community_content(&$a, $update = 0)
{
    $o = '';
    if (get_config('system', 'block_public') && !local_user() && !remote_user()) {
        notice(t('Public access denied.') . EOL);
        return;
    }
    if (get_config('system', 'no_community_page')) {
        notice(t('Not available.') . EOL);
        return;
    }
    require_once "include/bbcode.php";
    require_once 'include/security.php';
    require_once 'include/conversation.php';
    $o .= '<h3>' . t('Community') . '</h3>';
    if (!$update) {
        nav_set_selected('community');
    }
    if (x($a->data, 'search')) {
        $search = notags(trim($a->data['search']));
    } else {
        $search = x($_GET, 'search') ? notags(trim(rawurldecode($_GET['search']))) : '';
    }
    // Here is the way permissions work in this module...
    // Only public posts can be shown
    // OR your own posts if you are a logged in member
    if (!get_config('alt_pager', 'global') && !get_pconfig(local_user(), 'system', 'alt_pager')) {
        $r = q("SELECT COUNT(distinct(`item`.`uri`)) AS `total`\n\t\t\tFROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id` LEFT JOIN `user` ON `user`.`uid` = `item`.`uid`\n\t\t\tWHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0\n\t\t\tAND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = '' \n\t\t\tAND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''\n\t\t\tAND `item`.`private` = 0 AND `item`.`wall` = 1 AND `user`.`hidewall` = 0 \n\t\t\tAND `contact`.`blocked` = 0 AND `contact`.`pending` = 0");
        if (count($r)) {
            $a->set_pager_total($r[0]['total']);
        }
        if (!$r[0]['total']) {
            info(t('No results.') . EOL);
            return $o;
        }
    }
    //$r = q("SELECT distinct(`item`.`uri`)
    $r = q("SELECT `item`.`uri`, `item`.*, `item`.`id` AS `item_id`, \n\t\t`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`alias`, `contact`.`rel`,\n\t\t`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`, \n\t\t`contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`,\n\t\t`user`.`nickname`, `user`.`hidewall`\n\t\tFROM `item` FORCE INDEX (`received`) LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`\n\t\tLEFT JOIN `user` ON `user`.`uid` = `item`.`uid`\n\t\tWHERE `item`.`visible` = 1 AND `item`.`deleted` = 0 and `item`.`moderated` = 0\n\t\tAND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''\n\t\tAND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = '' \n\t\tAND `item`.`private` = 0 AND `item`.`wall` = 1 AND `item`.`id` = `item`.`parent`\n\t\tAND `user`.`hidewall` = 0\n\t\tAND `contact`.`blocked` = 0 AND `contact`.`pending` = 0 AND `contact`.`self`\n\t\tORDER BY `received` DESC LIMIT %d, %d ", intval($a->pager['start']), intval($a->pager['itemspage']));
    //		group by `item`.`uri`
    if (!count($r)) {
        info(t('No results.') . EOL);
        return $o;
    }
    // we behave the same in message lists as the search module
    $o .= conversation($a, $r, 'community', $update);
    if (get_config('alt_pager', 'global') || get_pconfig(local_user(), 'system', 'alt_pager')) {
        $o .= alt_pager($a, count($r));
    } else {
        $o .= paginate($a);
    }
    return $o;
}

function help_content(&$a)
{
    nav_set_selected('help');
    global $lang;
    $doctype = 'markdown';
    require_once 'library/markdown.php';
    $text = '';
    if (argc() > 1) {
        $text = load_doc_file('doc/' . $a->argv[1] . '.md');
        $a->page['title'] = t('Help:') . ' ' . ucwords(str_replace('-', ' ', notags(argv(1))));
    }
    if (!$text) {
        $text = load_doc_file('doc/' . $a->argv[1] . '.bb');
        if ($text) {
            $doctype = 'bbcode';
        }
        $a->page['title'] = t('Help:') . ' ' . ucwords(str_replace('_', ' ', notags(argv(1))));
    }
    if (!$text) {
        $text = load_doc_file('doc/' . $a->argv[1] . '.html');
        if ($text) {
            $doctype = 'html';
        }
        $a->page['title'] = t('Help:') . ' ' . ucwords(str_replace('-', ' ', notags(argv(1))));
    }
    if (!$text) {
        $text = load_doc_file('doc/Site.md');
        $a->page['title'] = t('Help');
    }
    if (!$text) {
        $doctype = 'bbcode';
        $text = load_doc_file('doc/main.bb');
        $a->page['title'] = t('Help');
    }
    if (!strlen($text)) {
        header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
        $tpl = get_markup_template("404.tpl");
        return replace_macros($tpl, array('$message' => t('Page not found.')));
    }
    $text = preg_replace_callback("/#include (.*?)\\;/ism", 'preg_callback_help_include', $text);
    if ($doctype === 'html') {
        $content = $text;
    }
    if ($doctype === 'markdown') {
        $content = Markdown($text);
    }
    if ($doctype === 'bbcode') {
        require_once 'include/bbcode.php';
        $content = bbcode($text);
    }
    return replace_macros(get_markup_template("help.tpl"), array('$content' => $content));
}

 function get()
 {
     nav_set_selected('settings');
     if (!local_channel() || $_SESSION['delegate']) {
         notice(t('Permission denied.') . EOL);
         return login();
     }
     $channel = \App::get_channel();
     if ($channel) {
         head_set_icon($channel['xchan_photo_s']);
     }
     $o = $this->sm->call('get');
     if ($o !== false) {
         return $o;
     }
     $o = '';
 }

function viewcontacts_init(&$a)
{
    if (get_config('system', 'block_public') && !local_user() && !remote_user()) {
        return;
    }
    nav_set_selected('home');
    if ($a->argc > 1) {
        $nick = $a->argv[1];
        $r = q("SELECT * FROM `user` WHERE `nickname` = '%s' AND `blocked` = 0 LIMIT 1", dbesc($nick));
        if (!count($r)) {
            return;
        }
        $a->data['user'] = $r[0];
        $a->profile_uid = $r[0]['uid'];
        $is_owner = local_user() && local_user() == $a->profile_uid;
        profile_load($a, $a->argv[1]);
    }
}

function message_content(&$a)
{
    $o = '';
    nav_set_selected('messages');
    if (!local_channel()) {
        notice(t('Permission denied.') . EOL);
        return login();
    }
    $channel = $a->get_channel();
    head_set_icon($channel['xchan_photo_s']);
    $cipher = get_pconfig(local_channel(), 'system', 'default_cipher');
    if (!$cipher) {
        $cipher = 'aes256';
    }
    $tpl = get_markup_template('mail_head.tpl');
    $header = replace_macros($tpl, array('$messages' => t('Messages'), '$tab_content' => $tab_content));
    if (argc() == 3 && argv(1) === 'dropconv') {
        if (!intval(argv(2))) {
            return;
        }
        $cmd = argv(1);
        $r = private_messages_drop(local_channel(), argv(2), true);
        if ($r) {
            info(t('Conversation removed.') . EOL);
        }
        goaway($a->get_baseurl(true) . '/message');
    }
    if (argc() == 1) {
        // list messages
        $o .= $header;
        // private_messages_list() can do other more complicated stuff, for now keep it simple
        $r = private_messages_list(local_channel(), '', $a->pager['start'], $a->pager['itemspage']);
        if (!$r) {
            info(t('No messages.') . EOL);
            return $o;
        }
        $tpl = get_markup_template('mail_list.tpl');
        foreach ($r as $rr) {
            $o .= replace_macros($tpl, array('$id' => $rr['id'], '$from_name' => $rr['from']['xchan_name'], '$from_url' => chanlink_hash($rr['from_xchan']), '$from_photo' => $rr['from']['xchan_photo_s'], '$to_name' => $rr['to']['xchan_name'], '$to_url' => chanlink_hash($rr['to_xchan']), '$to_photo' => $rr['to']['xchan_photo_s'], '$subject' => $rr['seen'] ? $rr['title'] : '<strong>' . $rr['title'] . '</strong>', '$delete' => t('Delete conversation'), '$body' => smilies(bbcode($rr['body'])), '$date' => datetime_convert('UTC', date_default_timezone_get(), $rr['created'], t('D, d M Y - g:i A')), '$seen' => $rr['seen']));
        }
        $o .= alt_pager($a, count($r));
        return $o;
    }
}

function community_content(&$a, $update = 0)
{
    $o = '';
    if (get_config('system', 'block_public') && !local_user() && !remote_user()) {
        notice(t('Public access denied.') . EOL);
        return;
    }
    if (get_config('system', 'no_community_page')) {
        notice(t('Not available.') . EOL);
        return;
    }
    require_once "include/bbcode.php";
    require_once 'include/security.php';
    require_once 'include/conversation.php';
    $o .= '<h3>' . t('Community') . '</h3>';
    if (!$update) {
        nav_set_selected('community');
        $o .= '<div id="live-community"></div>' . "\r\n";
        $o .= "<script> var profile_uid = -1; var netargs = '/?f='; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
    }
    if (x($a->data, 'search')) {
        $search = notags(trim($a->data['search']));
    } else {
        $search = x($_GET, 'search') ? notags(trim(rawurldecode($_GET['search']))) : '';
    }
    // Here is the way permissions work in this module...
    // Only public wall posts can be shown
    // OR your own posts if you are a logged in member
    $r = q("SELECT COUNT(*) AS `total`\n\t\tFROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id` LEFT JOIN `user` ON `user`.`uid` = `item`.`uid`\n\t\tWHERE `item`.`visible` = 1 AND `item`.`deleted` = 0\n\t\tAND `wall` = 1 AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = '' \n\t\tAND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = '' AND `user`.`hidewall` = 0 \n\t\tAND `contact`.`blocked` = 0 AND `contact`.`pending` = 0 ");
    if (count($r)) {
        $a->set_pager_total($r[0]['total']);
    }
    if (!$r[0]['total']) {
        info(t('No results.') . EOL);
        return $o;
    }
    $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, \n\t\t`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,\n\t\t`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`, \n\t\t`contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`,\n\t\t`user`.`nickname`, `user`.`hidewall`\n\t\tFROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`\n\t\tLEFT JOIN `user` ON `user`.`uid` = `item`.`uid`\n\t\tWHERE `item`.`visible` = 1 AND `item`.`deleted` = 0\n\t\tAND `wall` = 1 AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = '' \n\t\tAND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = '' AND `user`.`hidewall` = 0 \n\t\tAND `contact`.`blocked` = 0 AND `contact`.`pending` = 0\n\t\tORDER BY `received` DESC LIMIT %d, %d ", intval($a->pager['start']), intval($a->pager['itemspage']));
    // we behave the same in message lists as the search module
    $o .= conversation($a, $r, 'community', false);
    $o .= paginate($a);
    $o .= '<div class="cc-license">' . t('Shared content is covered by the <a href="http://creativecommons.org/licenses/by/3.0/">Creative Commons Attribution 3.0</a> license.') . '</div>';
    return $o;
}

function help_content(&$a)
{
    nav_set_selected('help');
    global $lang;
    require_once 'library/markdown.php';
    $text = '';
    if ($a->argc > 1) {
        $text = load_doc_file('doc/' . $a->argv[1] . '.md');
        $a->page['title'] = t('Help:') . ' ' . str_replace('-', ' ', notags($a->argv[1]));
    }
    if (!$text) {
        $text = load_doc_file('doc/Home.md');
        $a->page['title'] = t('Help');
    }
    if (!strlen($text)) {
        header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
        $tpl = get_markup_template("404.tpl");
        return replace_macros($tpl, array('$message' => t('Page not found.')));
    }
    return Markdown($text);
}

function search_content(&$a)
{
    if (get_config('system', 'block_public') && !local_user() && !remote_user()) {
        notice(t('Public access denied.') . EOL);
        return;
    }
    nav_set_selected('search');
    require_once "include/bbcode.php";
    require_once 'include/security.php';
    require_once 'include/conversation.php';
    $o = '<div id="live-search"></div>' . "\r\n";
    $o .= '<h3>' . t('Search This Site') . '</h3>';
    if (x($a->data, 'search')) {
        $search = notags(trim($a->data['search']));
    } else {
        $search = x($_GET, 'search') ? notags(trim(rawurldecode($_GET['search']))) : '';
    }
    $o .= search($search, 'search-box', '/search', local_user() ? true : false);
    if (!$search) {
        return $o;
    }
    // Here is the way permissions work in the search module...
    // Only public wall posts can be shown
    // OR your own posts if you are a logged in member
    $s_regx = sprintf("AND ( `item`.`body` REGEXP '%s' OR `item`.`tag` REGEXP '%s' )", dbesc(preg_quote($search)), dbesc('\\]' . preg_quote($search) . '\\['));
    $search_alg = $s_regx;
    $r = q("SELECT COUNT(*) AS `total`\n\t\tFROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id` LEFT JOIN `user` ON `user`.`uid` = `item`.`uid`\n\t\tWHERE `item`.`visible` = 1 AND `item`.`deleted` = 0\n\t\tAND (( `wall` = 1 AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = '' AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = '' AND `user`.`hidewall` = 0) \n\t\t\tOR `item`.`uid` = %d )\n\t\tAND `contact`.`blocked` = 0 AND `contact`.`pending` = 0\n\t\t{$search_alg} ", intval(local_user()));
    if (count($r)) {
        $a->set_pager_total($r[0]['total']);
    }
    if (!$r[0]['total']) {
        info(t('No results.') . EOL);
        return $o;
    }
    $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, \n\t\t`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,\n\t\t`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`, \n\t\t`contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`,\n\t\t`user`.`nickname`\n\t\tFROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`\n\t\tLEFT JOIN `user` ON `user`.`uid` = `item`.`uid`\n\t\tWHERE `item`.`visible` = 1 AND `item`.`deleted` = 0\n\t\tAND (( `wall` = 1 AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = '' AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = '' AND `user`.`hidewall` = 0 ) \n\t\t\tOR `item`.`uid` = %d )\n\t\tAND `contact`.`blocked` = 0 AND `contact`.`pending` = 0\n\t\t{$search_alg}\n\t\tORDER BY `received` DESC LIMIT %d , %d ", intval(local_user()), intval($a->pager['start']), intval($a->pager['itemspage']));
    $o .= '<h2>Search results for: ' . $search . '</h2>';
    $o .= conversation($a, $r, 'search', false);
    $o .= paginate($a);
    return $o;
}

function notifications_content(&$a)
{
    if (!local_channel()) {
        notice(t('Permission denied.') . EOL);
        return;
    }
    nav_set_selected('notifications');
    $o = '';
    $notif_tpl = get_markup_template('notifications.tpl');
    $not_tpl = get_markup_template('notify.tpl');
    require_once 'include/bbcode.php';
    $r = q("SELECT * from notify where uid = %d and seen = 0 order by date desc", intval(local_channel()));
    if (count($r) > 0) {
        $notifications_available = 1;
        foreach ($r as $it) {
            $notif_content .= replace_macros($not_tpl, array('$item_link' => z_root() . '/notify/view/' . $it['id'], '$item_image' => $it['photo'], '$item_text' => strip_tags(bbcode($it['msg'])), '$item_when' => relative_date($it['date'])));
        }
    } else {
        $notif_content .= t('No more system notifications.');
    }
    $o .= replace_macros($notif_tpl, array('$notif_header' => t('System Notifications'), '$notif_link_mark_seen' => t('Mark all system notifications seen'), '$notif_content' => $notif_content, '$notifications_available' => $notifications_available));
    return $o;
}

 function settings_content(&$a)
 {
     $o = '';
     nav_set_selected('settings');
     if (!local_user()) {
         notice(t('Permission denied.') . EOL);
         return;
     }
     $tabs = array(array('label' => t('Account settings'), 'url' => $a->get_baseurl() . '/settings', 'sel' => $a->argc == 1 ? 'active' : ''), array('label' => t('Connector settings'), 'url' => $a->get_baseurl() . '/settings/connectors', 'sel' => $a->argc > 1 && $a->argv[1] === 'connectors' ? 'active' : ''), array('label' => t('Plugin settings'), 'url' => $a->get_baseurl() . '/settings/addon', 'sel' => $a->argc > 1 && $a->argv[1] === 'addon' ? 'active' : ''), array('label' => t('Connections'), 'url' => $a->get_baseurl() . '/settings/oauth', 'sel' => $a->argc > 1 && $a->argv[1] === 'oauth' ? 'active' : ''), array('label' => t('Export personal data'), 'url' => $a->get_baseurl() . '/uexport', 'sel' => ''));
     $tabtpl = get_markup_template("common_tabs.tpl");
     $tabs = replace_macros($tabtpl, array('$tabs' => $tabs));
     if ($a->argc > 1 && $a->argv[1] === 'oauth') {
         if ($a->argc > 2 && $a->argv[2] === 'add') {
             $tpl = get_markup_template("settings_oauth_edit.tpl");
             $o .= replace_macros($tpl, array('$tabs' => $tabs, '$title' => t('Add application'), '$submit' => t('Submit'), '$cancel' => t('Cancel'), '$name' => array('name', t('Name'), '', ''), '$key' => array('key', t('Consumer Key'), '', ''), '$secret' => array('secret', t('Consumer Secret'), '', ''), '$redirect' => array('redirect', t('Redirect'), '', ''), '$icon' => array('icon', t('Icon url'), '', '')));
             return $o;
         }
         if ($a->argc > 3 && $a->argv[2] === 'edit') {
             $r = q("SELECT * FROM clients WHERE client_id='%s' AND uid=%d", dbesc($a->argv[3]), local_user());
             if (!count($r)) {
                 notice(t("You can't edit this application."));
                 return;
             }
             $app = $r[0];
             $tpl = get_markup_template("settings_oauth_edit.tpl");
             $o .= replace_macros($tpl, array('$tabs' => $tabs, '$title' => t('Add application'), '$submit' => t('Update'), '$cancel' => t('Cancel'), '$name' => array('name', t('Name'), $app['name'], ''), '$key' => array('key', t('Consumer Key'), $app['client_id'], ''), '$secret' => array('secret', t('Consumer Secret'), $app['pw'], ''), '$redirect' => array('redirect', t('Redirect'), $app['redirect_uri'], ''), '$icon' => array('icon', t('Icon url'), $app['icon'], '')));
             return $o;
         }
         if ($a->argc > 3 && $a->argv[2] === 'delete') {
             $r = q("DELETE FROM clients WHERE client_id='%s' AND uid=%d", dbesc($a->argv[3]), local_user());
             goaway($a->get_baseurl() . "/settings/oauth/");
             return;
         }
         $r = q("SELECT clients.*, tokens.id as oauth_token, (clients.uid=%d) AS my \n\t\t\t\tFROM clients\n\t\t\t\tLEFT JOIN tokens ON clients.client_id=tokens.client_id\n\t\t\t\tWHERE clients.uid IN (%d,0)", local_user(), local_user());
         $tpl = get_markup_template("settings_oauth.tpl");
         $o .= replace_macros($tpl, array('$baseurl' => $a->get_baseurl(), '$title' => t('Connected Apps'), '$add' => t('Add application'), '$edit' => t('Edit'), '$delete' => t('Delete'), '$consumerkey' => t('Client key starts with'), '$noname' => t('No name'), '$remove' => t('Remove authorization'), '$tabs' => $tabs, '$apps' => $r));
         return $o;
     }
     if ($a->argc > 1 && $a->argv[1] === 'addon') {
         $settings_addons = "";
         $r = q("SELECT * FROM `hook` WHERE `hook` = 'plugin_settings' ");
         if (!count($r)) {
             $settings_addons = t('No Plugin settings configured');
         }
         call_hooks('plugin_settings', $settings_addons);
         $tpl = get_markup_template("settings_addons.tpl");
         $o .= replace_macros($tpl, array('$title' => t('Plugin Settings'), '$tabs' => $tabs, '$settings_addons' => $settings_addons));
         return $o;
     }
     if ($a->argc > 1 && $a->argv[1] === 'connectors') {
         $settings_connectors = "";
         call_hooks('connector_settings', $settings_connectors);
         $diasp_enabled = sprintf(t('Built-in support for %s connectivity is %s'), t('Diaspora'), get_config('system', 'diaspora_enabled') ? t('enabled') : t('disabled'));
         $ostat_enabled = sprintf(t('Built-in support for %s connectivity is %s'), t('StatusNet'), get_config('system', 'ostatus_disabled') ? t('disabled') : t('enabled'));
         $mail_disabled = function_exists('imap_open') && !get_config('system', 'imap_disabled') ? 0 : 1;
         if (get_config('system', 'dfrn_only')) {
             $mail_disabled = 1;
         }
         if (!$mail_disabled) {
             $r = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1", local_user());
         } else {
             $r = null;
         }
         $mail_server = count($r) ? $r[0]['server'] : '';
         $mail_port = count($r) && intval($r[0]['port']) ? intval($r[0]['port']) : '';
         $mail_ssl = count($r) ? $r[0]['ssltype'] : '';
         $mail_user = count($r) ? $r[0]['user'] : '';
         $mail_replyto = count($r) ? $r[0]['reply_to'] : '';
         $mail_pubmail = count($r) ? $r[0]['pubmail'] : 0;
         $mail_chk = count($r) ? $r[0]['last_check'] : '0000-00-00 00:00:00';
         $tpl = get_markup_template("settings_connectors.tpl");
         $o .= replace_macros($tpl, array('$title' => t('Connector Settings'), '$tabs' => $tabs, '$diasp_enabled' => $diasp_enabled, '$ostat_enabled' => $ostat_enabled, '$h_imap' => t('Email/Mailbox Setup'), '$imap_desc' => t("If you wish to communicate with email contacts using this service (optional), please specify how to connect to your mailbox."), '$imap_lastcheck' => array('imap_lastcheck', t('Last successful email check:'), $mail_chk, ''), '$mail_disabled' => $mail_disabled ? t('Email access is disabled on this site.') : '', '$mail_server' => array('mail_server', t('IMAP server name:'), $mail_server, ''), '$mail_port' => array('mail_port', t('IMAP port:'), $mail_port, ''), '$mail_ssl' => array('mail_ssl', t('Security:'), strtoupper($mail_ssl), '', array('' => t('None'), 'TSL' => 'TSL', 'SSL' => 'SSL')), '$mail_user' => array('mail_user', t('Email login name:'), $mail_user, ''), '$mail_pass' => array('mail_pass', t('Email password:'), '', ''), '$mail_replyto' => array('mail_replyto', t('Reply-to address:'), '', 'Optional'), '$mail_pubmail' => array('mail_pubmail', t('Send public posts to all email contacts:'), $mail_pubmail, ''), '$submit' => t('Submit'), '$settings_connectors' => $settings_connectors));
         return $o;
     }
     require_once 'include/acl_selectors.php';
     $p = q("SELECT * FROM `profile` WHERE `is-default` = 1 AND `uid` = %d LIMIT 1", intval(local_user()));
     if (count($p)) {
         $profile = $p[0];
     }
     $username = $a->user['username'];
     $email = $a->user['email'];
     $nickname = $a->user['nickname'];
     $timezone = $a->user['timezone'];
     $notify = $a->user['notify-flags'];
     $defloc = $a->user['default-location'];
     $openid = $a->user['openid'];
     $maxreq = $a->user['maxreq'];
     $expire = intval($a->user['expire']) ? $a->user['expire'] : '';
     $blockwall = $a->user['blockwall'];
     $blocktags = $a->user['blocktags'];
     $expire_items = get_pconfig(local_user(), 'expire', 'items');
     $expire_items = $expire_items === false ? 1 : $expire_items;
     // default if not set: 1
     $expire_notes = get_pconfig(local_user(), 'expire', 'notes');
     $expire_notes = $expire_notes === false ? 1 : $expire_notes;
     // default if not set: 1
     $expire_starred = get_pconfig(local_user(), 'expire', 'starred');
     $expire_starred = $expire_starred === false ? 1 : $expire_starred;
     // default if not set: 1
     $expire_photos = get_pconfig(local_user(), 'expire', 'photos');
//.........这里部分代码省略.........

function search_content(&$a)
{
    if (get_config('system', 'block_public') && !local_user() && !remote_user()) {
        notice(t('Public access denied.') . EOL);
        return;
    }
    if (get_config('system', 'local_search') and !local_user()) {
        notice(t('Public access denied.') . EOL);
        return;
        //http_status_exit(403);
        //killme();
    }
    nav_set_selected('search');
    $o = '<h3>' . t('Search') . '</h3>';
    if (x($a->data, 'search')) {
        $search = notags(trim($a->data['search']));
    } else {
        $search = x($_GET, 'search') ? notags(trim(rawurldecode($_GET['search']))) : '';
    }
    $tag = false;
    if (x($_GET, 'tag')) {
        $tag = true;
        $search = x($_GET, 'tag') ? notags(trim(rawurldecode($_GET['tag']))) : '';
    }
    $o .= search($search, 'search-box', '/search', local_user() ? true : false, false);
    if (strpos($search, '#') === 0) {
        $tag = true;
        $search = substr($search, 1);
    }
    if (strpos($search, '@') === 0) {
        return dirfind_content($a);
    }
    if (strpos($search, '!') === 0) {
        return dirfind_content($a);
    }
    if (x($_GET, 'search-option')) {
        switch ($_GET['search-option']) {
            case 'fulltext':
                break;
            case 'tags':
                $tag = true;
                break;
            case 'contacts':
                return dirfind_content($a, "@");
                break;
            case 'forums':
                return dirfind_content($a, "!");
                break;
        }
    }
    if (!$search) {
        return $o;
    }
    if (get_config('system', 'only_tag_search')) {
        $tag = true;
    }
    // Here is the way permissions work in the search module...
    // Only public posts can be shown
    // OR your own posts if you are a logged in member
    // No items will be shown if the member has a blocked profile wall.
    if ($tag) {
        logger("Start tag search for '" . $search . "'", LOGGER_DEBUG);
        $r = q("SELECT STRAIGHT_JOIN `item`.`uri`, `item`.*, `item`.`id` AS `item_id`,\n\t\t\t\t`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`alias`, `contact`.`rel`,\n\t\t\t\t`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,\n\t\t\t\t`contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`\n\t\t\tFROM `term`\n\t\t\t\tINNER JOIN `item` ON `item`.`id`=`term`.`oid`\n\t\t\t\tINNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND NOT `contact`.`blocked` AND NOT `contact`.`pending`\n\t\t\tWHERE `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`\n\t\t\t\tAND (`term`.`uid` = 0 OR (`term`.`uid` = %d AND NOT `term`.`global`)) AND `term`.`otype` = %d AND `term`.`type` = %d AND `term`.`term` = '%s'\n\t\t\tORDER BY term.created DESC LIMIT %d , %d ", intval(local_user()), intval(TERM_OBJ_POST), intval(TERM_HASHTAG), dbesc(protect_sprintf($search)), intval($a->pager['start']), intval($a->pager['itemspage']));
    } else {
        logger("Start fulltext search for '" . $search . "'", LOGGER_DEBUG);
        if (get_config('system', 'use_fulltext_engine')) {
            $sql_extra = sprintf(" AND MATCH (`item`.`body`, `item`.`title`) AGAINST ('%s' in boolean mode) ", dbesc(protect_sprintf($search)));
        } else {
            $sql_extra = sprintf(" AND `item`.`body` REGEXP '%s' ", dbesc(protect_sprintf(preg_quote($search))));
        }
        $r = q("SELECT STRAIGHT_JOIN `item`.`uri`, `item`.*, `item`.`id` AS `item_id`,\n\t\t\t\t`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`alias`, `contact`.`rel`,\n\t\t\t\t`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,\n\t\t\t\t`contact`.`id` AS `cid`, `contact`.`uid` AS `contact-uid`\n\t\t\tFROM `item`\n\t\t\t\tINNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND NOT `contact`.`blocked` AND NOT `contact`.`pending`\n\t\t\tWHERE `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`\n\t\t\t\tAND (`item`.`uid` = 0 OR (`item`.`uid` = %s AND (`item`.`private` OR NOT `item`.`network` IN ('%s', '%s', '%s'))))\n\t\t\t\t{$sql_extra}\n\t\t\tGROUP BY `item`.`uri` ORDER BY `item`.`id` DESC LIMIT %d , %d ", intval(local_user()), dbesc(NETWORK_DFRN), dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DIASPORA), intval($a->pager['start']), intval($a->pager['itemspage']));
    }
    if (!count($r)) {
        info(t('No results.') . EOL);
        return $o;
    }
    if ($tag) {
        $title = sprintf(t('Items tagged with: %s'), $search);
    } else {
        $title = sprintf(t('Search results for: %s'), $search);
    }
    $o .= replace_macros(get_markup_template("section_title.tpl"), array('$title' => $title));
    logger("Start Conversation for '" . $search . "'", LOGGER_DEBUG);
    $o .= conversation($a, $r, 'search', false);
    $o .= alt_pager($a, count($r));
    logger("Done '" . $search . "'", LOGGER_DEBUG);
    return $o;
}

function events_content(&$a)
{
    if (!local_channel()) {
        notice(t('Permission denied.') . EOL);
        return;
    }
    nav_set_selected('all_events');
    if (argc() > 2 && argv(1) === 'ignore' && intval(argv(2))) {
        $r = q("update event set ignore = 1 where id = %d and uid = %d", intval(argv(2)), intval(local_channel()));
    }
    if (argc() > 2 && argv(1) === 'unignore' && intval(argv(2))) {
        $r = q("update event set ignore = 0 where id = %d and uid = %d", intval(argv(2)), intval(local_channel()));
    }
    $plaintext = true;
    //	if(feature_enabled(local_channel(),'richtext'))
    //		$plaintext = false;
    $htpl = get_markup_template('event_head.tpl');
    $a->page['htmlhead'] .= replace_macros($htpl, array('$baseurl' => $a->get_baseurl(), '$editselect' => $plaintext ? 'none' : 'textareas'));
    $o = "";
    // tabs
    $channel = $a->get_channel();
    $tabs = profile_tabs($a, True, $channel['channel_address']);
    $mode = 'view';
    $y = 0;
    $m = 0;
    $ignored = x($_REQUEST, 'ignored') ? " and ignored = " . intval($_REQUEST['ignored']) . " " : '';
    if (argc() > 1) {
        if (argc() > 2 && argv(1) == 'event') {
            $mode = 'edit';
            $event_id = argv(2);
        }
        if (argc() > 2 && argv(1) === 'add') {
            $mode = 'add';
            $item_id = intval(argv(2));
        }
        if (argc() > 2 && argv(1) === 'drop') {
            $mode = 'drop';
            $event_id = argv(2);
        }
        if (argv(1) === 'new') {
            $mode = 'new';
            $event_id = '';
        }
        if (argc() > 2 && intval(argv(1)) && intval(argv(2))) {
            $mode = 'view';
            $y = intval(argv(1));
            $m = intval(argv(2));
        }
    }
    if ($mode === 'add') {
        event_addtocal($item_id, local_channel());
        killme();
    }
    if ($mode == 'view') {
        $thisyear = datetime_convert('UTC', date_default_timezone_get(), 'now', 'Y');
        $thismonth = datetime_convert('UTC', date_default_timezone_get(), 'now', 'm');
        if (!$y) {
            $y = intval($thisyear);
        }
        if (!$m) {
            $m = intval($thismonth);
        }
        $export = false;
        if (argc() === 4 && argv(3) === 'export') {
            $export = true;
        }
        // Put some limits on dates. The PHP date functions don't seem to do so well before 1900.
        // An upper limit was chosen to keep search engines from exploring links millions of years in the future.
        if ($y < 1901) {
            $y = 1900;
        }
        if ($y > 2099) {
            $y = 2100;
        }
        $nextyear = $y;
        $nextmonth = $m + 1;
        if ($nextmonth > 12) {
            $nextmonth = 1;
            $nextyear++;
        }
        $prevyear = $y;
        if ($m > 1) {
            $prevmonth = $m - 1;
        } else {
            $prevmonth = 12;
            $prevyear--;
        }
        $dim = get_dim($y, $m);
        $start = sprintf('%d-%d-%d %d:%d:%d', $y, $m, 1, 0, 0, 0);
        $finish = sprintf('%d-%d-%d %d:%d:%d', $y, $m, $dim, 23, 59, 59);
        if (argv(1) === 'json') {
            if (x($_GET, 'start')) {
                $start = date("Y-m-d h:i:s", $_GET['start']);
            }
            if (x($_GET, 'end')) {
                $finish = date("Y-m-d h:i:s", $_GET['end']);
            }
        }
        $start = datetime_convert('UTC', 'UTC', $start);
        $finish = datetime_convert('UTC', 'UTC', $finish);
//.........这里部分代码省略.........

function notifications_content(&$a)
{
    if (!local_user()) {
        notice(t('Permission denied.') . EOL);
        return;
    }
    nav_set_selected('notifications');
    $json = $a->argc > 1 && $a->argv[$a->argc - 1] === 'json' ? true : false;
    $o = '';
    $tabs = array(array('label' => t('System'), 'url' => $a->get_baseurl(true) . '/notifications/system', 'sel' => $a->argv[1] == 'system' ? 'active' : ''), array('label' => t('Network'), 'url' => $a->get_baseurl(true) . '/notifications/network', 'sel' => $a->argv[1] == 'network' ? 'active' : ''), array('label' => t('Personal'), 'url' => $a->get_baseurl(true) . '/notifications/personal', 'sel' => $a->argv[1] == 'personal' ? 'active' : ''), array('label' => t('Home'), 'url' => $a->get_baseurl(true) . '/notifications/home', 'sel' => $a->argv[1] == 'home' ? 'active' : ''), array('label' => t('Introductions'), 'url' => $a->get_baseurl(true) . '/notifications/intros', 'sel' => $a->argv[1] == 'intros' ? 'active' : ''));
    $o = "";
    if ($a->argc > 1 && $a->argv[1] == 'intros' || $a->argc == 1) {
        nav_set_selected('introductions');
        if ($a->argc > 2 && $a->argv[2] == 'all') {
            $sql_extra = '';
        } else {
            $sql_extra = " AND `ignore` = 0 ";
        }
        $notif_tpl = get_markup_template('notifications.tpl');
        $notif_content .= '<a href="' . (strlen($sql_extra) ? 'notifications/intros/all' : 'notifications/intros') . '" id="notifications-show-hide-link" >' . (strlen($sql_extra) ? t('Show Ignored Requests') : t('Hide Ignored Requests')) . '</a></div>' . "\r\n";
        $r = q("SELECT COUNT(*)\tAS `total` FROM `intro`\n\t\t\tWHERE `intro`.`uid` = %d {$sql_extra} AND `intro`.`blocked` = 0 ", intval($_SESSION['uid']));
        if ($r && count($r)) {
            $a->set_pager_total($r[0]['total']);
            $a->set_pager_itemspage(20);
        }
        $r = q("SELECT `intro`.`id` AS `intro_id`, `intro`.*, `contact`.*, `fcontact`.`name` AS `fname`,`fcontact`.`url` AS `furl`,`fcontact`.`photo` AS `fphoto`,`fcontact`.`request` AS `frequest`\n\t\t\tFROM `intro` LEFT JOIN `contact` ON `contact`.`id` = `intro`.`contact-id` LEFT JOIN `fcontact` ON `intro`.`fid` = `fcontact`.`id`\n\t\t\tWHERE `intro`.`uid` = %d {$sql_extra} AND `intro`.`blocked` = 0 ", intval($_SESSION['uid']));
        if ($r !== false && count($r)) {
            $sugg = get_markup_template('suggestions.tpl');
            $tpl = get_markup_template("intros.tpl");
            foreach ($r as $rr) {
                if ($rr['fid']) {
                    $return_addr = bin2hex($a->user['nickname'] . '@' . $a->get_hostname() . ($a->path ? '/' . $a->path : ''));
                    $notif_content .= replace_macros($sugg, array('$str_notifytype' => t('Notification type: '), '$notify_type' => t('Friend Suggestion'), '$intro_id' => $rr['intro_id'], '$madeby' => sprintf(t('suggested by %s'), $rr['name']), '$contact_id' => $rr['contact-id'], '$photo' => x($rr, 'fphoto') ? $rr['fphoto'] : "images/person-175.jpg", '$fullname' => $rr['fname'], '$url' => zrl($rr['furl']), '$hidden' => array('hidden', t('Hide this contact from others'), $rr['hidden'] == 1, ''), '$activity' => array('activity', t('Post a new friend activity'), intval(get_pconfig(local_user(), 'system', 'post_newfriend')) ? '1' : 0, t('if applicable')), '$knowyou' => $knowyou, '$approve' => t('Approve'), '$note' => $rr['note'], '$request' => $rr['frequest'] . '?addr=' . $return_addr, '$ignore' => t('Ignore'), '$discard' => t('Discard')));
                    continue;
                }
                $friend_selected = $rr['network'] !== NETWORK_OSTATUS ? ' checked="checked" ' : ' disabled ';
                $fan_selected = $rr['network'] === NETWORK_OSTATUS ? ' checked="checked" disabled ' : '';
                $dfrn_tpl = get_markup_template('netfriend.tpl');
                $knowyou = '';
                $dfrn_text = '';
                if ($rr['network'] === NETWORK_DFRN || $rr['network'] === NETWORK_DIASPORA) {
                    if ($rr['network'] === NETWORK_DFRN) {
                        $knowyou = t('Claims to be known to you: ') . ($rr['knowyou'] ? t('yes') : t('no'));
                        $helptext = t('Shall your connection be bidirectional or not? "Friend" implies that you allow to read and you subscribe to their posts. "Fan/Admirer" means that you allow to read but you do not want to read theirs. Approve as: ');
                    } else {
                        $knowyou = '';
                        $helptext = t('Shall your connection be bidirectional or not? "Friend" implies that you allow to read and you subscribe to their posts. "Sharer" means that you allow to read but you do not want to read theirs. Approve as: ');
                    }
                    $dfrn_text = replace_macros($dfrn_tpl, array('$intro_id' => $rr['intro_id'], '$friend_selected' => $friend_selected, '$fan_selected' => $fan_selected, '$approve_as' => $helptext, '$as_friend' => t('Friend'), '$as_fan' => $rr['network'] == NETWORK_DIASPORA ? t('Sharer') : t('Fan/Admirer')));
                }
                $notif_content .= replace_macros($tpl, array('$str_notifytype' => t('Notification type: '), '$notify_type' => $rr