<?php
require_once('include/contact_widgets.php');
require_once('include/items.php');
require_once("include/bbcode.php");
require_once('include/security.php');
require_once('include/conversation.php');
require_once('include/acl_selectors.php');
require_once('include/permissions.php');
function channel_init(&$a) {
$which = null;
if(argc() > 1)
$which = argv(1);
if(! $which) {
if(local_user()) {
$channel = $a->get_channel();
if($channel && $channel['channel_address'])
$which = $channel['channel_address'];
}
}
if(! $which) {
notice( t('You must be logged in to see this page.') . EOL );
return;
}
$profile = 0;
$channel = $a->get_channel();
logger('channel: ' . $channel['channel_name']);
if((local_user()) && (argc() > 2) && (argv(2) === 'view')) {
$which = $channel['channel_address'];
$profile = argv(1);
}
$a->page['htmlhead'] .= '<link rel="alternate" type="application/atom+xml" href="' . $a->get_baseurl() . '/feed/' . $which .'" />' . "\r\n" ;
// Run profile_load() here to make sure the theme is set before
// we start loading content
profile_load($a,$which,$profile);
}
function channel_content(&$a, $update = 0, $load = false) {
$category = $datequery = $datequery2 = '';
$mid = $_GET['mid'];
$datequery = ((x($_GET,'dend') && is_a_date_arg($_GET['dend'])) ? notags($_GET['dend']) : '');
$datequery2 = ((x($_GET,'dbegin') && is_a_date_arg($_GET['dbegin'])) ? notags($_GET['dbegin']) : '');
if(get_config('system','block_public') && (! get_account_id()) && (! remote_user())) {
return login();
}
$category = ((x($_REQUEST,'cat')) ? $_REQUEST['cat'] : '');
$groups = array();
$o = '';
if($update) {
// Ensure we've got a profile owner if updating.
$a->profile['profile_uid'] = $update;
}
else {
if($a->profile['profile_uid'] == local_user()) {
nav_set_selected('home');
}
}
$is_owner = (((local_user()) && ($a->profile['profile_uid'] == local_user())) ? true : false);
$observer = $a->get_observer();
$ob_hash = (($observer) ? $observer['xchan_hash'] : '');
$perms = get_all_perms($a->profile['profile_uid'],$ob_hash);
if(! $perms['view_stream']) {
// We may want to make the target of this redirect configurable
if($perms['view_profile']) {
notice( t('Insufficient permissions. Request redirected to profile page.') . EOL);
goaway (z_root() . "/profile/" . $a->profile['channel_address']);
}
notice( t('Permission denied.') . EOL);
return;
}
if(! $update) {
$o .= profile_tabs($a, $is_owner, $a->profile['channel_address']);
$o .= common_friends_visitor_widget($a->profile['profile_uid']);
$channel_acl = array(
'allow_cid' => $channel['channel_allow_cid'],
'allow_gid' => $channel['channel_allow_gid'],
'deny_cid' => $channel['channel_deny_cid'],
'deny_gid' => $channel['channel_deny_gid']
);
if($perms['post_wall']) {
$x = array(
'is_owner' => $is_owner,
'allow_location' => ((($is_owner || $observer) && (intval(get_pconfig($a->profile['profile_uid'],'system','use_browser_location')))) ? true : false),
'default_location' => (($is_owner) ? $a->profile['channel_location'] : ''),
'nickname' => $a->profile['channel_address'],
'lockstate' => (((strlen($a->profile['channel_allow_cid'])) || (strlen($a->profile['channel_allow_gid'])) || (strlen($a->profile['channel_deny_cid'])) || (strlen($a->profile['channel_deny_gid']))) ? 'lock' : 'unlock'),
'acl' => (($is_owner) ? populate_acl($channel_acl) : ''),
'showacl' => (($is_owner) ? 'yes' : ''),
'bang' => '',
'visitor' => (($is_owner || $observer) ? 'block' : 'none'),
'profile_uid' => $a->profile['profile_uid']
);
$o .= status_editor($a,$x);
}
}
/**
* Get permissions SQL - if $remote_contact is true, our remote user has been pre-verified and we already have fetched his/her groups
*/
$sql_extra = item_permissions_sql($a->profile['profile_uid'],$remote_contact,$groups);
if(($update) && (! $load)) {
if ($mid) {
$r = q("SELECT parent AS item_id from item where mid = '%s' and uid = %d AND item_restrict = 0
AND (item_flags & %d) AND (item_flags & %d) $sql_extra limit 1",
dbesc($mid),
intval($a->profile['profile_uid']),
intval(ITEM_WALL),
intval(ITEM_UNSEEN)
);
} else {
$r = q("SELECT distinct parent AS `item_id` from item
left join abook on item.author_xchan = abook.abook_xchan
WHERE uid = %d AND item_restrict = 0
AND (item_flags & %d) AND ( item_flags & %d )
AND ((abook.abook_flags & %d) = 0 or abook.abook_flags is null)
$sql_extra
ORDER BY created DESC",
intval($a->profile['profile_uid']),
intval(ITEM_WALL),
intval(ITEM_UNSEEN),
intval(ABOOK_FLAG_BLOCKED)
);
}
}
else {
if(x($category)) {
$sql_extra .= protect_sprintf(term_query('item', $category, TERM_CATEGORY));
}
if($datequery) {
$sql_extra2 .= protect_sprintf(sprintf(" AND item.created <= '%s' ", dbesc(datetime_convert(date_default_timezone_get(),'',$datequery))));
}
if($datequery2) {
$sql_extra2 .= protect_sprintf(sprintf(" AND item.created >= '%s' ", dbesc(datetime_convert(date_default_timezone_get(),'',$datequery2))));
}
$itemspage = get_pconfig(local_user(),'system','itemspage');
$a->set_pager_itemspage(((intval($itemspage)) ? $itemspage : 20));
$pager_sql = sprintf(" LIMIT %d, %d ",intval($a->pager['start']), intval($a->pager['itemspage']));
if($load || ($_COOKIE['jsAvailable'] != 1)) {
if ($mid) {
$r = q("SELECT parent AS item_id from item where mid = '%s' and uid = %d AND item_restrict = 0
AND (item_flags & %d) $sql_extra limit 1",
dbesc($mid),
intval($a->profile['profile_uid']),
intval(ITEM_WALL)
);
if (! $r) {
notice( t('Permission denied.') . EOL);
}
} else {
$r = q("SELECT distinct id AS item_id FROM item
left join abook on item.author_xchan = abook.abook_xchan
WHERE uid = %d AND item_restrict = 0
AND (item_flags & %d) and (item_flags & %d)
AND ((abook.abook_flags & %d) = 0 or abook.abook_flags is null)
$sql_extra $sql_extra2
ORDER BY created DESC $pager_sql ",
intval($a->profile['profile_uid']),
intval(ITEM_WALL),
intval(ITEM_THREAD_TOP),
intval(ABOOK_FLAG_BLOCKED)
);
}
}
else {
$r = array();
}
}
if($r) {
$parents_str = ids_to_querystr($r,'item_id');
$items = q("SELECT `item`.*, `item`.`id` AS `item_id`
FROM `item`
WHERE `item`.`uid` = %d AND `item`.`item_restrict` = 0
AND `item`.`parent` IN ( %s )
$sql_extra ",
intval($a->profile['profile_uid']),
dbesc($parents_str)
);
xchan_query($items);
$items = fetch_post_tags($items, true);
$items = conv_sort($items,'created');
if ($load && $mid && (! count($items))) {
// This will happen if we don't have sufficient permissions
// to view the parent item (or the item itself if it is toplevel)
notice( t('Permission denied.') . EOL);
}
} else {
$items = array();
}
if((! $update) && (! $load)) {
// This is ugly, but we can't pass the profile_uid through the session to the ajax updater,
// because browser prefetching might change it on us. We have to deliver it with the page.
$o .= '<div id="live-channel"></div>' . "\r\n";
$o .= "<script> var profile_uid = " . $a->profile['profile_uid']
. "; var netargs = '?f='; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
$a->page['htmlhead'] .= replace_macros(get_markup_template("build_query.tpl"),array(
'$baseurl' => z_root(),
'$pgtype' => 'channel',
'$uid' => (($a->profile['profile_uid']) ? $a->profile['profile_uid'] : '0'),
'$gid' => '0',
'$cid' => '0',
'$cmin' => '0',
'$cmax' => '0',
'$star' => '0',
'$liked' => '0',
'$conv' => '0',
'$spam' => '0',
'$nouveau' => '0',
'$wall' => '1',
'$page' => (($a->pager['page'] != 1) ? $a->pager['page'] : 1),
'$search' => '',
'$order' => '',
'$list' => ((x($_REQUEST,'list')) ? intval($_REQUEST['list']) : 0),
'$file' => '',
'$cats' => (($category) ? $category : ''),
'$mid' => $mid,
'$dend' => $datequery,
'$dbegin' => $datequery2
));
}
if($is_owner) {
$r = q("UPDATE item SET item_flags = (item_flags ^ %d)
WHERE (item_flags & %d) AND (item_flags & %d) AND uid = %d ",
intval(ITEM_UNSEEN),
intval(ITEM_UNSEEN),
intval(ITEM_WALL),
intval(local_user())
);
}
if($_COOKIE['jsAvailable'] == 1) {
$o .= conversation($a,$items,'channel',$update,'client');
} else {
$o .= conversation($a,$items,'channel',$update,'traditional');
}
if((! $update) || ($_COOKIE['jsAvailable'] != 1))
$o .= alt_pager($a,count($items));
if($mid)
$o .= '<div id="content-complete"></div>';
return $o;
}
