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<?php
namespace Zotlabs\Module;
require_once('include/conversation.php');
class Pubstream extends \Zotlabs\Web\Controller {
function get($update = 0, $load = false) {
if($load)
$_SESSION['loadtime'] = datetime_convert();
if(observer_prohibited(true)) {
return login();
}
$disable_discover_tab = get_config('system','disable_discover_tab') || get_config('system','disable_discover_tab') === false;
if($disable_discover_tab)
return;
$mid = ((x($_REQUEST,'mid')) ? $_REQUEST['mid'] : '');
if(strpos($mid,'b64.') === 0)
$decoded = @base64url_decode(substr($mid,4));
if($decoded)
$mid = $decoded;
$item_normal = item_normal();
$item_normal_update = item_normal_update();
$static = ((array_key_exists('static',$_REQUEST)) ? intval($_REQUEST['static']) : 0);
if(! $update && !$load) {
nav_set_selected(t('Public Stream'));
if(!$mid)
$_SESSION['static_loadtime'] = datetime_convert();
$static = ((local_channel()) ? channel_manual_conv_update(local_channel()) : 1);
$maxheight = get_config('system','home_divmore_height');
if(! $maxheight)
$maxheight = 400;
$o .= '<div id="live-pubstream"></div>' . "\r\n";
$o .= "<script> var profile_uid = " . ((intval(local_channel())) ? local_channel() : (-1))
. "; var profile_page = " . \App::$pager['page']
. "; divmore_height = " . intval($maxheight) . "; </script>\r\n";
//if we got a decoded hash we must encode it again before handing to javascript
if($decoded)
$mid = 'b64.' . base64url_encode($mid);
\App::$page['htmlhead'] .= replace_macros(get_markup_template("build_query.tpl"),array(
'$baseurl' => z_root(),
'$pgtype' => 'pubstream',
'$uid' => ((local_channel()) ? local_channel() : '0'),
'$gid' => '0',
'$cid' => '0',
'$cmin' => '0',
'$cmax' => '99',
'$star' => '0',
'$liked' => '0',
'$conv' => '0',
'$spam' => '0',
'$fh' => '1',
'$nouveau' => '0',
'$wall' => '0',
'$list' => '0',
'$static' => $static,
'$page' => ((\App::$pager['page'] != 1) ? \App::$pager['page'] : 1),
'$search' => '',
'$xchan' => '',
'$order' => 'comment',
'$file' => '',
'$cats' => '',
'$tags' => '',
'$dend' => '',
'$mid' => $mid,
'$verb' => '',
'$dbegin' => ''
));
}
if($update && ! $load) {
// only setup pagination on initial page view
$pager_sql = '';
}
else {
\App::set_pager_itemspage(20);
$pager_sql = sprintf(" LIMIT %d OFFSET %d ", intval(\App::$pager['itemspage']), intval(\App::$pager['start']));
}
require_once('include/channel.php');
require_once('include/security.php');
if(get_config('system','site_firehose')) {
$uids = " and item.uid in ( " . stream_perms_api_uids(PERMS_PUBLIC) . " ) and item_private = 0 and item_wall = 1 ";
}
else {
$sys = get_sys_channel();
$uids = " and item.uid = " . intval($sys['channel_id']) . " ";
$sql_extra = item_permissions_sql($sys['channel_id']);
\App::$data['firehose'] = intval($sys['channel_id']);
}
if(get_config('system','public_list_mode'))
$page_mode = 'list';
else
$page_mode = 'client';
$simple_update = (($update) ? " and item.item_unseen = 1 " : '');
if($update && $_SESSION['loadtime'])
$simple_update = " AND (( item_unseen = 1 AND item.changed > '" . datetime_convert('UTC','UTC',$_SESSION['loadtime']) . "' ) OR item.changed > '" . datetime_convert('UTC','UTC',$_SESSION['loadtime']) . "' ) ";
if($load)
$simple_update = '';
if($static && $simple_update)
$simple_update .= " and item_thread_top = 0 and author_xchan = '" . protect_sprintf(get_observer_hash()) . "' ";
//logger('update: ' . $update . ' load: ' . $load);
if($update) {
$ordering = "commented";
if($load) {
if($mid) {
$r = q("SELECT parent AS item_id FROM item
left join abook on item.author_xchan = abook.abook_xchan
WHERE mid like '%s' $uids $item_normal
and (abook.abook_blocked = 0 or abook.abook_flags is null)
$sql_extra3 $sql_extra $sql_nets LIMIT 1",
dbesc($mid . '%')
);
}
else {
// Fetch a page full of parent items for this page
$r = q("SELECT distinct item.id AS item_id, $ordering FROM item
left join abook on item.author_xchan = abook.abook_xchan
WHERE true $uids $item_normal
AND item.parent = item.id
and (abook.abook_blocked = 0 or abook.abook_flags is null)
$sql_extra3 $sql_extra $sql_nets
ORDER BY $ordering DESC $pager_sql "
);
}
}
elseif($update) {
if($mid) {
$r = q("SELECT parent AS item_id FROM item
left join abook on item.author_xchan = abook.abook_xchan
WHERE mid like '%s' $uids $item_normal_update $simple_update
and (abook.abook_blocked = 0 or abook.abook_flags is null)
$sql_extra3 $sql_extra $sql_nets LIMIT 1",
dbesc($mid . '%')
);
}
else {
$r = q("SELECT distinct item.id AS item_id, $ordering FROM item
left join abook on item.author_xchan = abook.abook_xchan
WHERE true $uids $item_normal_update
AND item.parent = item.id $simple_update
and (abook.abook_blocked = 0 or abook.abook_flags is null)
$sql_extra3 $sql_extra $sql_nets"
);
}
$_SESSION['loadtime'] = datetime_convert();
}
// Then fetch all the children of the parents that are on this page
$parents_str = '';
$update_unseen = '';
if($r) {
$parents_str = ids_to_querystr($r,'item_id');
$items = q("SELECT item.*, item.id AS item_id FROM item
WHERE true $uids $item_normal
AND item.parent IN ( %s )
$sql_extra ",
dbesc($parents_str)
);
xchan_query($items,true,(-1));
$items = fetch_post_tags($items,true);
$items = conv_sort($items,$ordering);
}
else {
$items = array();
}
}
// fake it
$mode = ('network');
$o .= conversation($items,$mode,$update,$page_mode);
if($mid)
$o .= '<div id="content-complete"></div>';
if(($items) && (! $update))
$o .= alt_pager($a,count($items));
return $o;
}
}
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