function get()
{
if (!local_channel()) {
notice(t('Permission denied.') . EOL);
return;
}
$channel = \App::get_channel();
$is_owner = local_channel() && local_channel() == $channel['channel_id'];
//check for updated items and remove them
require_once 'include/sharedwithme.php';
apply_updates();
//drop single file - localuser
if (argc() > 2 && argv(2) === 'drop') {
$id = intval(argv(1));
q("DELETE FROM item WHERE id = %d AND uid = %d", intval($id), intval(local_channel()));
goaway(z_root() . '/sharedwithme');
}
//drop all files - localuser
if (argc() > 1 && argv(1) === 'dropall') {
q("DELETE FROM item WHERE verb = '%s' AND obj_type = '%s' AND uid = %d", dbesc(ACTIVITY_POST), dbesc(ACTIVITY_OBJ_FILE), intval(local_channel()));
goaway(z_root() . '/sharedwithme');
}
//list files
$r = q("SELECT id, uid, object, item_unseen FROM item WHERE verb = '%s' AND obj_type = '%s' AND uid = %d AND owner_xchan != '%s'", dbesc(ACTIVITY_POST), dbesc(ACTIVITY_OBJ_FILE), intval(local_channel()), dbesc($channel['channel_hash']));
$items = array();
$ids = '';
if ($r) {
foreach ($r as $rr) {
$object = json_decode($rr['object'], true);
$item = array();
$item['id'] = $rr['id'];
$item['objfiletype'] = $object['filetype'];
$item['objfiletypeclass'] = getIconFromType($object['filetype']);
$item['objurl'] = rawurldecode(get_rel_link($object['link'], 'alternate')) . '?f=&zid=' . $channel['xchan_addr'];
$item['objfilename'] = $object['filename'];
$item['objfilesize'] = userReadableSize($object['filesize']);
$item['objedited'] = $object['edited'];
$item['unseen'] = $rr['item_unseen'];
$items[] = $item;
if ($item['unseen'] > 0) {
$ids .= " '" . $rr['id'] . "',";
}
}
}
if ($ids) {
//remove trailing ,
$ids = rtrim($ids, ",");
q("UPDATE item SET item_unseen = 0 WHERE id IN ( {$ids} ) AND uid = %d", intval(local_channel()));
}
$o = profile_tabs($a, $is_owner, $channel['channel_address']);
$o .= replace_macros(get_markup_template('sharedwithme.tpl'), array('$header' => t('Files: shared with me'), '$name' => t('Name'), '$label_new' => t('NEW'), '$size' => t('Size'), '$lastmod' => t('Last Modified'), '$dropall' => t('Remove all files'), '$drop' => t('Remove this file'), '$items' => $items));
return $o;
}
/**
* @brief
*
* @param array $sender an associative array with
* * \e string \b hash a xchan_hash
* @param array $arr an associative array
* * \e int \b verb
* * \e int \b obj_type
* * \e int \b mid
* @param int $uid
*/
function remove_community_tag($sender, $arr, $uid)
{
if (!(activity_match($arr['verb'], ACTIVITY_TAG) && $arr['obj_type'] == ACTIVITY_OBJ_TAGTERM)) {
return;
}
logger('remove_community_tag: invoked');
if (!get_pconfig($uid, 'system', 'blocktags')) {
logger('remove_community tag: permission denied.');
return;
}
$r = q("select * from item where mid = '%s' and uid = %d limit 1", dbesc($arr['mid']), intval($uid));
if (!$r) {
logger('remove_community_tag: no item');
return;
}
if ($sender['hash'] != $r[0]['owner_xchan'] && $sender['hash'] != $r[0]['author_xchan']) {
logger('remove_community_tag: sender not authorised.');
return;
}
$i = $r[0];
if ($i['target']) {
$i['target'] = json_decode_plus($i['target']);
}
if ($i['object']) {
$i['object'] = json_decode_plus($i['object']);
}
if (!($i['target'] && $i['object'])) {
logger('remove_community_tag: no target/object');
return;
}
$message_id = $i['target']['id'];
$r = q("select id from item where mid = '%s' and uid = %d limit 1", dbesc($message_id), intval($uid));
if (!$r) {
logger('remove_community_tag: no parent message');
return;
}
q("delete from term where uid = %d and oid = %d and otype = %d and type = %d and term = '%s' and url = '%s'", intval($uid), intval($r[0]['id']), intval(TERM_OBJ_POST), intval(TERM_HASHTAG), dbesc($i['object']['title']), dbesc(get_rel_link($i['object']['link'], 'alternate')));
}
/**
* @brief Called when we deliver things that might be tagged in ways that require delivery processing.
*
* Handles community tagging of posts and also look for mention tags and sets up
* a second delivery chain if appropriate.
*
* @param int $uid
* @param int $item_id
*/
function tag_deliver($uid, $item_id)
{
$mention = false;
/*
* Fetch stuff we need - a channel and an item
*/
$u = q("select * from channel left join xchan on channel_hash = xchan_hash where channel_id = %d limit 1", intval($uid));
if (!$u) {
return;
}
$i = q("select * from item where id = %d and uid = %d limit 1", intval($item_id), intval($uid));
if (!$i) {
return;
}
$i = fetch_post_tags($i);
$item = $i[0];
if ($item['source_xchan'] && $item['item_flags'] & ITEM_UPLINK && $item['item_flags'] & ITEM_THREAD_TOP && $item['edited'] != $item['created']) {
// this is an update (edit) to a post which was already processed by us and has a second delivery chain
// Just start the second delivery chain to deliver the updated post
proc_run('php', 'include/notifier.php', 'tgroup', $item['id']);
return;
}
/*
* Seems like a good place to plug in a poke notification.
*/
if (stristr($item['verb'], ACTIVITY_POKE)) {
$poke_notify = true;
if ($item['obj_type'] == "" || $item['obj_type'] !== ACTIVITY_OBJ_PERSON || !$item['object']) {
$poke_notify = false;
}
$obj = json_decode_plus($item['object']);
if ($obj) {
if ($obj['id'] !== $u[0]['channel_hash']) {
$poke_notify = false;
}
}
if ($item['item_restrict'] & ITEM_DELETED) {
$poke_notify = false;
}
$verb = urldecode(substr($item['verb'], strpos($item['verb'], '#') + 1));
if ($poke_notify) {
require_once 'include/enotify.php';
notification(array('to_xchan' => $u[0]['channel_hash'], 'from_xchan' => $item['author_xchan'], 'type' => NOTIFY_POKE, 'item' => $item, 'link' => $i[0]['llink'], 'verb' => ACTIVITY_POKE, 'activity' => $verb, 'otype' => 'item'));
}
}
/*
* Do community tagging
*/
if ($item['obj_type'] === ACTIVITY_OBJ_TAGTERM) {
// We received a community tag activity for a post.
// See if we are the owner of the parent item and have given permission to tag our posts.
// If so tag the parent post.
logger('tag_deliver: community tag activity received');
if ($item['owner_xchan'] === $u[0]['channel_hash'] && !get_pconfig($u[0]['channel_id'], 'system', 'blocktags')) {
logger('tag_deliver: community tag recipient: ' . $u[0]['channel_name']);
$j_tgt = json_decode_plus($item['target']);
if ($j_tgt && $j_tgt['id']) {
$p = q("select * from item where mid = '%s' and uid = %d limit 1", dbesc($j_tgt['id']), intval($u[0]['channel_id']));
if ($p) {
$j_obj = json_decode_plus($item['object']);
logger('tag_deliver: tag object: ' . print_r($j_obj, true), LOGGER_DATA);
if ($j_obj && $j_obj['id'] && $j_obj['title']) {
if (is_array($j_obj['link'])) {
$taglink = get_rel_link($j_obj['link'], 'alternate');
}
store_item_tag($u[0]['channel_id'], $p[0]['id'], TERM_OBJ_POST, TERM_HASHTAG, $j_obj['title'], $j_obj['id']);
$x = q("update item set edited = '%s', received = '%s', changed = '%s' where mid = '%s' and uid = %d", dbesc(datetime_convert()), dbesc(datetime_convert()), dbesc(datetime_convert()), dbesc($j_tgt['id']), intval($u[0]['channel_id']));
proc_run('php', 'include/notifier.php', 'edit_post', $p[0]['id']);
}
}
}
} else {
logger('tag_deliver: tag permission denied for ' . $u[0]['channel_address']);
}
}
/*
* A "union" is a message which our channel has sourced from another channel.
* This sets up a second delivery chain just like forum tags do.
* Find out if this is a source-able post.
*/
$union = check_item_source($uid, $item);
if ($union) {
logger('check_item_source returns true');
}
// This might be a followup (e.g. comment) by the original post author to a tagged forum
// If so setup a second delivery chain
if (!($item['item_flags'] & ITEM_THREAD_TOP)) {
$x = q("select * from item where id = parent and parent = %d and uid = %d limit 1", intval($item['parent']), intval($uid));
if ($x && $x[0]['item_flags'] & ITEM_UPLINK) {
start_delivery_chain($u[0], $item, $item_id, $x[0]);
}
}
/*
* Now we've got those out of the way. Let's see if this is a post that's tagged for re-delivery
*/
$terms = get_terms_oftype($item['term'], TERM_MENTION);
if ($terms) {
logger('tag_deliver: post mentions: ' . print_r($terms, true), LOGGER_DATA);
}
$link = normalise_link($u[0]['xchan_url']);
if ($terms) {
foreach ($terms as $term) {
if (link_compare($term['url'], $link)) {
$mention = true;
break;
}
}
}
if ($mention) {
logger('tag_deliver: mention found for ' . $u[0]['channel_name']);
$r = q("update item set item_flags = ( item_flags | %d ) where id = %d", intval(ITEM_MENTIONSME), intval($item_id));
// At this point we've determined that the person receiving this post was mentioned in it or it is a union.
// Now let's check if this mention was inside a reshare so we don't spam a forum
// If it's private we may have to unobscure it momentarily so that we can parse it.
$body = '';
if ($item['item_flags'] & ITEM_OBSCURED) {
$key = get_config('system', 'prvkey');
if ($item['body']) {
$body = crypto_unencapsulate(json_decode_plus($item['body']), $key);
}
} else {
$body = $item['body'];
}
$body = preg_replace('/\\[share(.*?)\\[\\/share\\]/', '', $body);
$tagged = false;
$plustagged = false;
$matches = array();
$pattern = '/@\\!?\\[zrl\\=' . preg_quote($term['url'], '/') . '\\]' . preg_quote($term['term'], '/') . '\\[\\/zrl\\]/';
if (preg_match($pattern, $body, $matches)) {
$tagged = true;
}
$pattern = '/@\\!?\\[zrl\\=([^\\]]*?)\\]((?:.(?!\\[zrl\\=))*?)\\+\\[\\/zrl\\]/';
if (preg_match_all($pattern, $body, $matches, PREG_SET_ORDER)) {
$max_forums = get_config('system', 'max_tagged_forums');
if (!$max_forums) {
$max_forums = 2;
}
$matched_forums = 0;
foreach ($matches as $match) {
$matched_forums++;
if ($term['url'] === $match[1] && $term['term'] === $match[2]) {
if ($matched_forums <= $max_forums) {
$plustagged = true;
break;
}
logger('forum ' . $term['term'] . ' exceeded max_tagged_forums - ignoring');
}
}
}
if (!($tagged || $plustagged)) {
logger('tag_deliver: mention was in a reshare or exceeded max_tagged_forums - ignoring');
return;
}
$arr = array('channel_id' => $uid, 'item' => $item, 'body' => $body);
call_hooks('tagged', $arr);
/*
* Kill two birds with one stone. As long as we're here, send a mention notification.
*/
require_once 'include/enotify.php';
notification(array('to_xchan' => $u[0]['channel_hash'], 'from_xchan' => $item['author_xchan'], 'type' => NOTIFY_TAGSELF, 'item' => $item, 'link' => $i[0]['llink'], 'verb' => ACTIVITY_TAG, 'otype' => 'item'));
// Just a normal tag?
if (!$plustagged) {
logger('tag_deliver: not a plus tag', LOGGER_DEBUG);
return;
}
// plustagged - keep going, next check permissions
if (!perm_is_allowed($uid, $item['author_xchan'], 'tag_deliver')) {
logger('tag_delivery denied for uid ' . $uid . ' and xchan ' . $item['author_xchan']);
return;
}
}
if (!$mention && !$union) {
logger('tag_deliver: no mention and no union.');
return;
}
// tgroup delivery - setup a second delivery chain
// prevent delivery looping - only proceed
// if the message originated elsewhere and is a top-level post
if ($item['item_flags'] & ITEM_WALL || $item['item_flags'] & ITEM_ORIGIN || !($item['item_flags'] & ITEM_THREAD_TOP) || $item['id'] != $item['parent']) {
logger('tag_deliver: item was local or a comment. rejected.');
return;
}
logger('tag_deliver: creating second delivery chain.');
start_delivery_chain($u[0], $item, $item_id, null);
}
/**
* Render actions localized
*/
function localize_item(&$item)
{
if (activity_match($item['verb'], ACTIVITY_LIKE) || activity_match($item['verb'], ACTIVITY_DISLIKE)) {
if (!$item['object']) {
return;
}
if ($item['item_flags'] & ITEM_THREAD_TOP) {
return;
}
$obj = json_decode_plus($item['object']);
if (!$obj && $item['object']) {
logger('localize_item: failed to decode object: ' . print_r($item['object'], true));
}
if ($obj['author'] && $obj['author']['link']) {
$author_link = get_rel_link($obj['author']['link'], 'alternate');
} else {
$author_link = '';
}
$author_name = $obj['author'] && $obj['author']['name'] ? $obj['author']['name'] : '';
$item_url = get_rel_link($obj['link'], 'alternate');
$Bphoto = '';
switch ($obj['type']) {
case ACTIVITY_OBJ_PHOTO:
$post_type = t('photo');
break;
case ACTIVITY_OBJ_EVENT:
$post_type = t('event');
break;
case ACTIVITY_OBJ_PERSON:
$post_type = t('channel');
$author_name = $obj['title'];
if ($obj['link']) {
$author_link = get_rel_link($obj['link'], 'alternate');
$Bphoto = get_rel_link($obj['link'], 'photo');
}
break;
case ACTIVITY_OBJ_THING:
$post_type = $obj['title'];
if ($obj['owner']) {
if (array_key_exists('name', $obj['owner'])) {
$obj['owner']['name'];
}
if (array_key_exists('link', $obj['owner'])) {
$author_link = get_rel_link($obj['owner']['link'], 'alternate');
}
}
if ($obj['link']) {
$Bphoto = get_rel_link($obj['link'], 'photo');
}
break;
case ACTIVITY_OBJ_NOTE:
default:
$post_type = t('status');
if ($obj['mid'] != $obj['parent_mid']) {
$post_type = t('comment');
}
break;
}
// If we couldn't parse something useful, don't bother translating.
// We need something better than zid here, probably magic_link(), but it needs writing
if ($author_link && $author_name && $item_url) {
$author = '[zrl=' . chanlink_url($item['author']['xchan_url']) . ']' . $item['author']['xchan_name'] . '[/zrl]';
$objauthor = '[zrl=' . chanlink_url($author_link) . ']' . $author_name . '[/zrl]';
$plink = '[zrl=' . zid($item_url) . ']' . $post_type . '[/zrl]';
if (activity_match($item['verb'], ACTIVITY_LIKE)) {
$bodyverb = t('%1$s likes %2$s\'s %3$s');
} elseif (activity_match($item['verb'], ACTIVITY_DISLIKE)) {
$bodyverb = t('%1$s doesn\'t like %2$s\'s %3$s');
}
$item['body'] = $item['localize'] = sprintf($bodyverb, $author, $objauthor, $plink);
if ($Bphoto != "") {
$item['body'] .= "\n\n\n" . '[zrl=' . chanlink_url($author_link) . '][zmg=80x80]' . $Bphoto . '[/zmg][/zrl]';
}
} else {
logger('localize_item like failed: link ' . $author_link . ' name ' . $author_name . ' url ' . $item_url);
}
}
if (activity_match($item['verb'], ACTIVITY_FRIEND)) {
if ($item['obj_type'] == "" || $item['obj_type'] !== ACTIVITY_OBJ_PERSON) {
return;
}
$Aname = $item['author']['xchan_name'];
$Alink = $item['author']['xchan_url'];
$obj = json_decode_plus($item['object']);
$Blink = $Bphoto = '';
if ($obj['link']) {
$Blink = get_rel_link($obj['link'], 'alternate');
$Bphoto = get_rel_link($obj['link'], 'photo');
}
$Bname = $obj['title'];
$A = '[zrl=' . chanlink_url($Alink) . ']' . $Aname . '[/zrl]';
$B = '[zrl=' . chanlink_url($Blink) . ']' . $Bname . '[/zrl]';
if ($Bphoto != "") {
$Bphoto = '[zrl=' . chanlink_url($Blink) . '][zmg=80x80]' . $Bphoto . '[/zmg][/zrl]';
}
$item['body'] = $item['localize'] = sprintf(t('%1$s is now connected with %2$s'), $A, $B);
$item['body'] .= "\n\n\n" . $Bphoto;
}
if (stristr($item['verb'], ACTIVITY_POKE)) {
/** @FIXME for obscured private posts, until then leave untranslated */
return;
$verb = urldecode(substr($item['verb'], strpos($item['verb'], '#') + 1));
if (!$verb) {
return;
}
if ($item['obj_type'] == "" || $item['obj_type'] !== ACTIVITY_OBJ_PERSON) {
return;
}
$Aname = $item['author']['xchan_name'];
$Alink = $item['author']['xchan_url'];
$obj = json_decode_plus($item['object']);
$Blink = $Bphoto = '';
if ($obj['link']) {
$Blink = get_rel_link($obj['link'], 'alternate');
$Bphoto = get_rel_link($obj['link'], 'photo');
}
$Bname = $obj['title'];
$A = '[zrl=' . chanlink_url($Alink) . ']' . $Aname . '[/zrl]';
$B = '[zrl=' . chanlink_url($Blink) . ']' . $Bname . '[/zrl]';
if ($Bphoto != "") {
$Bphoto = '[zrl=' . chanlink_url($Blink) . '][zmg=80x80]' . $Bphoto . '[/zmg][/zrl]';
}
// we can't have a translation string with three positions but no distinguishable text
// So here is the translate string.
$txt = t('%1$s poked %2$s');
// now translate the verb
$txt = str_replace(t('poked'), t($verb), $txt);
// then do the sprintf on the translation string
$item['body'] = $item['localize'] = sprintf($txt, $A, $B);
$item['body'] .= "\n\n\n" . $Bphoto;
}
if (stristr($item['verb'], ACTIVITY_MOOD)) {
$verb = urldecode(substr($item['verb'], strpos($item['verb'], '#') + 1));
if (!$verb) {
return;
}
$Aname = $item['author']['xchan_name'];
$Alink = $item['author']['xchan_url'];
$A = '[zrl=' . chanlink_url($Alink) . ']' . $Aname . '[/zrl]';
$txt = t('%1$s is %2$s', 'mood');
$item['body'] = sprintf($txt, $A, t($verb));
}
/*
// FIXME store parent item as object or target
// (and update to json storage)
if (activity_match($item['verb'],ACTIVITY_TAG)) {
$r = q("SELECT * from `item`,`contact` WHERE
`item`.`contact-id`=`contact`.`id` AND `item`.`mid`='%s';",
dbesc($item['parent_mid']));
if(count($r)==0) return;
$obj=$r[0];
$author = '[zrl=' . zid($item['author-link']) . ']' . $item['author-name'] . '[/zrl]';
$objauthor = '[zrl=' . zid($obj['author-link']) . ']' . $obj['author-name'] . '[/zrl]';
switch($obj['verb']){
case ACTIVITY_POST:
switch ($obj['obj_type']){
case ACTIVITY_OBJ_EVENT:
$post_type = t('event');
break;
default:
$post_type = t('status');
}
break;
default:
if($obj['resource_id']){
$post_type = t('photo');
$m=array(); preg_match("/\[[zu]rl=([^]]*)\]/", $obj['body'], $m);
$rr['plink'] = $m[1];
} else {
$post_type = t('status');
}
}
$plink = '[zrl=' . $obj['plink'] . ']' . $post_type . '[/zrl]';
$parsedobj = parse_xml_string($xmlhead.$item['object']);
$tag = sprintf('#[zrl=%s]%s[/zrl]', $parsedobj->id, $parsedobj->content);
$item['body'] = sprintf( t('%1$s tagged %2$s\'s %3$s with %4$s'), $author, $objauthor, $plink, $tag );
}
if (activity_match($item['verb'],ACTIVITY_FAVORITE)){
if ($item['obj_type']== "")
return;
$Aname = $item['author']['xchan_name'];
$Alink = $item['author']['xchan_url'];
$xmlhead="<"."?xml version='1.0' encoding='UTF-8' ?".">";
$obj = parse_xml_string($xmlhead.$item['object']);
if(strlen($obj->id)) {
$r = q("select * from item where mid = '%s' and uid = %d limit 1",
dbesc($obj->id),
intval($item['uid'])
);
if(count($r) && $r[0]['plink']) {
$target = $r[0];
$Bname = $target['author-name'];
$Blink = $target['author-link'];
$A = '[zrl=' . zid($Alink) . ']' . $Aname . '[/zrl]';
$B = '[zrl=' . zid($Blink) . ']' . $Bname . '[/zrl]';
$P = '[zrl=' . $target['plink'] . ']' . t('post/item') . '[/zrl]';
$item['body'] = sprintf( t('%1$s marked %2$s\'s %3$s as favorite'), $A, $B, $P)."\n";
}
}
}
*/
/*
$matches = null;
if(strpos($item['body'],'[zrl') !== false) {
if(preg_match_all('/@\[zrl=(.*?)\]/is',$item['body'],$matches,PREG_SET_ORDER)) {
foreach($matches as $mtch) {
if(! strpos($mtch[1],'zid='))
$item['body'] = str_replace($mtch[0],'@[zrl=' . zid($mtch[1]). ']',$item['body']);
}
}
}
if(strpos($item['body'],'[zmg') !== false) {
// add zid's to public images
if(preg_match_all('/\[zrl=(.*?)\/photos\/(.*?)\/image\/(.*?)\]\[zmg(.*?)\]h(.*?)\[\/zmg\]\[\/zrl\]/is',$item['body'],$matches,PREG_SET_ORDER)) {
foreach($matches as $mtch) {
$item['body'] = str_replace($mtch[0],'[zrl=' . zid( $mtch[1] . '/photos/' . $mtch[2] . '/image/' . $mtch[3]) . '][zmg' . $mtch[4] . ']h' . $mtch[5] . '[/zmg][/zrl]',$item['body']);
}
}
}
*/
// add sparkle links to appropriate permalinks
// $x = stristr($item['plink'],'/display/');
// if($x) {
// $sparkle = false;
// $y = best_link_url($item,$sparkle,true);
// if($sparkle)
// $item['plink'] = $y . '?f=&url=' . $item['plink'];
// }
// if item body was obscured and we changed it, re-obscure it
// FIXME - we need a better filter than just the string 'data'; try and
// match the fact that it's json encoded
if ($item['item_flags'] & ITEM_OBSCURED && strlen($item['body']) && !strpos($item['body'], 'data')) {
$item['body'] = json_encode(crypto_encapsulate($item['body'], get_config('system', 'pubkey')));
}
}
