abstract poco into a single function in socgraph so we can provide different wrappers for it providing slightly different functionality.

1 files changed, 209 insertions, 0 deletions

diff --git a/include/socgraph.php b/include/socgraph.php
index 5aa72f0be..8c2056c30 100644
--- a/include/socgraph.php
+++ b/include/socgraph.php
@@ -418,3 +418,212 @@ function update_suggestions() {
 		}
 	}
 }
+
+
+function poco($a,$extended = false) {
+
+	$system_mode = false;
+
+	if(intval(get_config('system','block_public')) && (! local_user()) && (! remote_user())) {
+		logger('mod_poco: block_public');
+		http_status_exit(401);
+	}
+
+	$observer = $a->get_observer();
+
+	if(argc() > 1) {
+		$user = notags(trim(argv(1)));
+	}
+	if(! x($user)) {
+		$c = q("select * from pconfig where cat = 'system' and k = 'suggestme' and v = '1'");
+		if(! $c) {
+			logger('mod_poco: system mode. No candidates.', LOGGER_DEBUG);
+			http_status_exit(404);
+		}
+		$system_mode = true;
+	}
+
+
+	$format = (($_REQUEST['format']) ? $_REQUEST['format'] : 'json');
+
+	$justme = false;
+
+	if(argc() > 2 && argv(2) === '@me')
+		$justme = true;
+	if(argc() > 3) {
+		if(argv(3) === '@all')
+			$justme = false;
+		elseif(argv(3) === '@self')
+			$justme = true;
+	}
+	if(argc() > 4 && intval(argv(4)) && $justme == false)
+		$cid = intval(argv(4));
+ 		
+	if(! $system_mode) {
+
+		$r = q("SELECT channel_id from channel where channel_address = '%s' limit 1",
+			dbesc($user)
+		);
+		if(! $r) {
+			logger('mod_poco: user mode. Account not found. ' . $user);
+			http_status_exit(404);
+		}
+
+		$channel_id = $r[0]['channel_id'];
+		$ohash = (($observer) ? $observer['xchan_hash'] : '');
+
+		if(! perm_is_allowed($channel_id,$ohash,'view_contacts')) {
+			logger('mod_poco: user mode. Permission denied for ' . $ohash . ' user: ' . $user);
+			http_status_exit(401);
+		}
+
+	}
+
+	if($justme)
+		$sql_extra = " and ( abook_flags & " . ABOOK_FLAG_SELF . " )>0 ";
+	else
+		$sql_extra = " and abook_flags = 0 ";
+
+	if($cid)
+		$sql_extra = sprintf(" and abook_id = %d ",intval($cid));
+
+	if($system_mode) {
+		$r = q("SELECT count(*) as `total` from abook where ( abook_flags & " . ABOOK_FLAG_SELF . 
+			" )>0 and abook_channel in (select uid from pconfig where cat = 'system' and k = 'suggestme' and v = '1') ");
+	}
+	else {
+		$r = q("SELECT count(*) as `total` from abook where abook_channel = %d 
+			$sql_extra ",
+			intval($channel_id)
+		);
+		$rooms = q("select * from menu_item where ( mitem_flags & " . intval(MENU_ITEM_CHATROOM) . " )>0 and allow_cid = '' and allow_gid = '' and deny_cid = '' and deny_gid = '' and mitem_channel_id = %d",
+			intval($channel_id)
+		);
+	}
+	if($r)
+		$totalResults = intval($r[0]['total']);
+	else
+		$totalResults = 0;
+
+	$startIndex = intval($_GET['startIndex']);
+	if(! $startIndex)
+		$startIndex = 0;
+	$itemsPerPage = ((x($_GET,'count') && intval($_GET['count'])) ? intval($_GET['count']) : $totalResults);
+
+
+	if($system_mode) {
+		$r = q("SELECT abook.*, xchan.* from abook left join xchan on abook_xchan = xchan_hash where ( abook_flags & " . ABOOK_FLAG_SELF . 
+			" )>0 and abook_channel in (select uid from pconfig where cat = 'system' and k = 'suggestme' and v = '1') limit %d offset %d ",
+			intval($itemsPerPage),
+			intval($startIndex)
+		);
+	}
+	else {
+		$r = q("SELECT abook.*, xchan.* from abook left join xchan on abook_xchan = xchan_hash where abook_channel = %d 
+			$sql_extra LIMIT %d OFFSET %d",
+			intval($channel_id),
+			intval($itemsPerPage),
+			intval($startIndex)
+		);
+	}
+
+	$ret = array();
+	if(x($_GET,'sorted'))
+		$ret['sorted'] = 'false';
+	if(x($_GET,'filtered'))
+		$ret['filtered'] = 'false';
+	if(x($_GET,'updatedSince'))
+		$ret['updateSince'] = 'false';
+
+	$ret['startIndex']   = (string) $startIndex;
+	$ret['itemsPerPage'] = (string) $itemsPerPage;
+	$ret['totalResults'] = (string) $totalResults;
+
+	if($rooms) {
+		$ret['chatrooms'] = array();
+		foreach($rooms as $room) {
+			$ret['chatrooms'][] = array('url' => $room['mitem_link'], 'desc' => $room['mitem_desc']);
+		}
+	}
+
+	$ret['entry']        = array();
+
+
+	$fields_ret = array(
+		'id' => false,
+		'guid' => false,
+		'guid_sig' => false,
+		'hash' => false,
+		'displayName' => false,
+		'urls' => false,
+		'preferredUsername' => false,
+		'photos' => false,
+		'rating' => false
+	);
+
+	if((! x($_GET,'fields')) || ($_GET['fields'] === '@all'))
+		foreach($fields_ret as $k => $v)
+			$fields_ret[$k] = true;
+	else {
+		$fields_req = explode(',',$_GET['fields']);
+		foreach($fields_req as $f)
+			$fields_ret[trim($f)] = true;
+	}
+
+	if(is_array($r)) {
+		if(count($r)) {
+			foreach($r as $rr) {
+				$entry = array();
+				if($fields_ret['id'])
+					$entry['id'] = $rr['abook_id'];
+				if($fields_ret['guid'])
+					$entry['guid'] = $rr['xchan_guid'];
+				if($fields_ret['guid_sig'])
+					$entry['guid_sig'] = $rr['xchan_guid_sig'];
+				if($fields_ret['hash'])
+					$entry['hash'] = $rr['xchan_hash'];
+
+				if($fields_ret['displayName'])
+					$entry['displayName'] = $rr['xchan_name'];
+				if($fields_ret['urls']) {
+					$entry['urls'] = array(array('value' => $rr['xchan_url'], 'type' => 'profile'));
+					$network = $rr['xchan_network'];
+					if(strpos($network,'friendica') !== false)
+						$network = 'friendica';
+					if($rr['xchan_addr'])
+						$entry['urls'][] = array('value' => 'acct:' . $rr['xchan_addr'], 'type' => $network);  
+				}
+				if($fields_ret['preferredUsername'])
+					$entry['preferredUsername'] = substr($rr['xchan_addr'],0,strpos($rr['xchan_addr'],'@'));
+				if($fields_ret['photos'])
+					$entry['photos'] = array(array('value' => $rr['xchan_photo_l'], 'mimetype' => $rr['xchan_photo_mimetype'], 'type' => 'profile'));
+				if($fields_ret['rating']) {
+					$entry['rating'] = ((array_key_exists('abook_rating',$rr)) ? intval($rr['abook_rating']) : 0);
+					$entry['rating_text'] = ((array_key_exists('abook_rating_text',$rr)) ? $rr['abook_rating_text'] : '');
+					// maybe this should be a composite calculated rating in $system_mode
+					if($system_mode)
+						$entry['rating'] = 0;
+				}
+				$ret['entry'][] = $entry;
+			}
+		}
+		else
+			$ret['entry'][] = array();
+	}
+	else
+		http_status_exit(500);
+
+	if($format === 'xml') {
+		header('Content-type: text/xml');
+		echo replace_macros(get_markup_template('poco_xml.tpl'),array_xmlify(array('$response' => $ret)));
+		http_status_exit(500);
+	}
+	if($format === 'json') {
+		header('Content-type: application/json');
+		echo json_encode($ret);
+		killme();	
+	}
+	else
+		http_status_exit(500);
+
+}
\ No newline at end of file