<?php
/*
- * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, 2009, Control Yourself, Inc.
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-if (!defined('LACONICA')) { exit(1); }
+if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
/**
* Table Definition for notice
define('NOTICE_CACHE_WINDOW', 61);
-define('NOTICE_LOCAL_PUBLIC', 1);
-define('NOTICE_REMOTE_OMB', 0);
-define('NOTICE_LOCAL_NONPUBLIC', -1);
-define('NOTICE_GATEWAY', -2);
-
define('MAX_BOXCARS', 128);
class Notice extends Memcached_DataObject
public $id; // int(4) primary_key not_null
public $profile_id; // int(4) not_null
public $uri; // varchar(255) unique_key
- public $content; // varchar(140)
+ public $content; // text()
public $rendered; // text()
public $url; // varchar(255)
public $created; // datetime() not_null
public $conversation; // int(4)
/* Static get */
- function staticGet($k,$v=NULL) {
- return Memcached_DataObject::staticGet('Notice',$k,$v);
- }
+ function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Notice',$k,$v); }
/* the code above is auto generated do not remove the tag below */
###END_AUTOCODE
+ /* Notice types */
+ const LOCAL_PUBLIC = 1;
+ const REMOTE_OMB = 0;
+ const LOCAL_NONPUBLIC = -1;
+ const GATEWAY = -2;
+
function getProfile()
{
return Profile::staticGet('id', $this->profile_id);
$this->blowFavesCache(true);
$this->blowSubsCache(true);
+ // For auditing purposes, save a record that the notice
+ // was deleted.
+
+ $deleted = new Deleted_notice();
+
+ $deleted->id = $this->id;
+ $deleted->profile_id = $this->profile_id;
+ $deleted->uri = $this->uri;
+ $deleted->created = $this->created;
+ $deleted->deleted = common_sql_now();
+
$this->query('BEGIN');
+
+ $deleted->insert();
+
//Null any notices that are replies to this notice
$this->query(sprintf("UPDATE notice set reply_to = null WHERE reply_to = %d", $this->id));
$related = array('Reply',
function saveTags()
{
/* extract all #hastags */
- $count = preg_match_all('/(?:^|\s)#([A-Za-z0-9_\-\.]{1,64})/', strtolower($this->content), $match);
+ $count = preg_match_all('/(?:^|\s)#([\pL\pN_\-\.]{1,64})/', strtolower($this->content), $match);
if (!$count) {
return true;
}
+ //turn each into their canonical tag
+ //this is needed to remove dupes before saving e.g. #hash.tag = #hashtag
+ $hashtags = array();
+ for($i=0; $i<count($match[1]); $i++) {
+ $hashtags[] = common_canonical_tag($match[1][$i]);
+ }
+
/* Add them to the database */
- foreach(array_unique($match[1]) as $hashtag) {
+ foreach(array_unique($hashtags) as $hashtag) {
/* elide characters we don't want in the tag */
$this->saveTag($hashtag);
}
function saveTag($hashtag)
{
- $hashtag = common_canonical_tag($hashtag);
-
$tag = new Notice_tag();
$tag->notice_id = $this->id;
$tag->tag = $hashtag;
}
static function saveNew($profile_id, $content, $source=null,
- $is_local=1, $reply_to=null, $uri=null, $created=null) {
+ $is_local=Notice::LOCAL_PUBLIC, $reply_to=null, $uri=null, $created=null) {
$profile = Profile::staticGet($profile_id);
$final = common_shorten_links($content);
- if (mb_strlen($final) > 140) {
+ if (Notice::contentTooLong($final)) {
common_log(LOG_INFO, 'Rejecting notice that is too long.');
return _('Problem saving notice. Too long.');
}
if (($blacklist && in_array($profile_id, $blacklist)) ||
($source && $autosource && in_array($source, $autosource))) {
- $notice->is_local = -1;
+ $notice->is_local = Notice::LOCAL_NONPUBLIC;
} else {
$notice->is_local = $is_local;
}
- $notice->query('BEGIN');
-
- $notice->reply_to = $reply_to;
if (!empty($created)) {
$notice->created = $created;
} else {
$notice->created = common_sql_now();
}
+
$notice->content = $final;
$notice->rendered = common_render_content($final, $notice);
$notice->source = $source;
$notice->uri = $uri;
- if (!empty($reply_to)) {
- $reply_notice = Notice::staticGet('id', $reply_to);
- if (!empty($reply_notice)) {
- $notice->reply_to = $reply_to;
- $notice->conversation = $reply_notice->conversation;
- }
+ $notice->reply_to = self::getReplyTo($reply_to, $profile_id, $source, $final);
+
+ if (!empty($notice->reply_to)) {
+ $reply = Notice::staticGet('id', $notice->reply_to);
+ $notice->conversation = $reply->conversation;
}
if (Event::handle('StartNoticeSave', array(&$notice))) {
+ // XXX: some of these functions write to the DB
+
+ $notice->query('BEGIN');
+
$id = $notice->insert();
if (!$id) {
return _('Problem saving notice.');
}
- # Update the URI after the notice is in the database
- if (!$uri) {
- $orig = clone($notice);
+ // Update ID-dependent columns: URI, conversation
+
+ $orig = clone($notice);
+
+ $changed = false;
+
+ if (empty($uri)) {
$notice->uri = common_notice_uri($notice);
+ $changed = true;
+ }
+ // If it's not part of a conversation, it's
+ // the beginning of a new conversation.
+
+ if (empty($notice->conversation)) {
+ $notice->conversation = $notice->id;
+ $changed = true;
+ }
+
+ if ($changed) {
if (!$notice->update($orig)) {
common_log_db_error($notice, 'UPDATE', __FILE__);
return _('Problem saving notice.');
}
}
- # XXX: do we need to change this for remote users?
+ // XXX: do we need to change this for remote users?
$notice->saveReplies();
$notice->saveTags();
$notice->addToInboxes();
$notice->saveUrls();
+
+ // FIXME: why do we have to re-render the content?
+ // Remove this if it's not necessary.
+
$orig2 = clone($notice);
- $notice->rendered = common_render_content($final, $notice);
+
+ $notice->rendered = common_render_content($final, $notice);
if (!$notice->update($orig2)) {
common_log_db_error($notice, 'UPDATE', __FILE__);
return _('Problem saving notice.');
$notice->profile_id = $profile_id;
$notice->content = $content;
if (common_config('db','type') == 'pgsql')
- $notice->whereAdd('extract(epoch from now() - created) < ' . common_config('site', 'dupelimit'));
+ $notice->whereAdd('extract(epoch from now() - created) < ' . common_config('site', 'dupelimit'));
else
- $notice->whereAdd('now() - created < ' . common_config('site', 'dupelimit'));
+ $notice->whereAdd('now() - created < ' . common_config('site', 'dupelimit'));
$cnt = $notice->count();
return ($cnt == 0);
function blowPublicCache($blowLast=false)
{
- if ($this->is_local == 1) {
+ if ($this->is_local == Notice::LOCAL_PUBLIC) {
$cache = common_memcache();
if ($cache) {
$cache->delete(common_cache_key('public'));
}
if (common_config('public', 'localonly')) {
- $notice->whereAdd('is_local = 1');
+ $notice->whereAdd('is_local = ' . Notice::LOCAL_PUBLIC);
} else {
- # -1 == blacklisted
- $notice->whereAdd('is_local != -1');
+ # -1 == blacklisted, -2 == gateway (i.e. Twitter)
+ $notice->whereAdd('is_local !='. Notice::LOCAL_NONPUBLIC);
+ $notice->whereAdd('is_local !='. Notice::GATEWAY);
}
if ($since_id != 0) {
if ($cnt > 0) {
$qry .= ', ';
}
- $qry .= '('.$id.', '.$this->id.', '.$source.', "'.$this->created.'") ';
+ $qry .= '('.$id.', '.$this->id.', '.$source.", '".$this->created. "') ";
$cnt++;
if (rand() % NOTICE_INBOX_SOFT_LIMIT == 0) {
Notice_inbox::gc($id);
{
$user = new User();
+ if(common_config('db','quote_identifiers'))
+ $user_table = '"user"';
+ else $user_table = 'user';
+
$qry =
'SELECT id ' .
- 'FROM user JOIN subscription '.
- 'ON user.id = subscription.subscriber ' .
+ 'FROM '. $user_table .' JOIN subscription '.
+ 'ON '. $user_table .'.id = subscription.subscriber ' .
'WHERE subscription.subscribed = %d ';
$user->query(sprintf($qry, $this->profile_id));
if (!$recipient) {
continue;
}
- if ($i == 0 && ($recipient->id != $sender->id) && !$this->reply_to) { // Don't save reply to self
- $reply_for = $recipient;
- $recipient_notice = $reply_for->getCurrentNotice();
- if ($recipient_notice) {
- $orig = clone($this);
- $this->reply_to = $recipient_notice->id;
- $this->conversation = $recipient_notice->conversation;
- $this->update($orig);
- }
- }
// Don't save replies from blocked profile to local user
$recipient_user = User::staticGet('id', $recipient->id);
if ($recipient_user && $recipient_user->hasBlocked($sender)) {
}
}
- // If it's not a reply, make it the root of a new conversation
-
- if (empty($this->conversation)) {
- $orig = clone($this);
- $this->conversation = $this->id;
- $this->update($orig);
- }
-
foreach (array_keys($replied) as $recipient) {
$user = User::staticGet('id', $recipient);
if ($user) {
return $ids;
}
+
+ /**
+ * Determine which notice, if any, a new notice is in reply to.
+ *
+ * For conversation tracking, we try to see where this notice fits
+ * in the tree. Rough algorithm is:
+ *
+ * if (reply_to is set and valid) {
+ * return reply_to;
+ * } else if ((source not API or Web) and (content starts with "T NAME" or "@name ")) {
+ * return ID of last notice by initial @name in content;
+ * }
+ *
+ * Note that all @nickname instances will still be used to save "reply" records,
+ * so the notice shows up in the mentioned users' "replies" tab.
+ *
+ * @param integer $reply_to ID passed in by Web or API
+ * @param integer $profile_id ID of author
+ * @param string $source Source tag, like 'web' or 'gwibber'
+ * @param string $content Final notice content
+ *
+ * @return integer ID of replied-to notice, or null for not a reply.
+ */
+
+ static function getReplyTo($reply_to, $profile_id, $source, $content)
+ {
+ static $lb = array('xmpp', 'mail', 'sms', 'omb');
+
+ // If $reply_to is specified, we check that it exists, and then
+ // return it if it does
+
+ if (!empty($reply_to)) {
+ $reply_notice = Notice::staticGet('id', $reply_to);
+ if (!empty($reply_notice)) {
+ return $reply_to;
+ }
+ }
+
+ // If it's not a "low bandwidth" source (one where you can't set
+ // a reply_to argument), we return. This is mostly web and API
+ // clients.
+
+ if (!in_array($source, $lb)) {
+ return null;
+ }
+
+ // Is there an initial @ or T?
+
+ if (preg_match('/^T ([A-Z0-9]{1,64}) /', $content, $match) ||
+ preg_match('/^@([a-z0-9]{1,64})\s+/', $content, $match)) {
+ $nickname = common_canonical_nickname($match[1]);
+ } else {
+ return null;
+ }
+
+ // Figure out who that is.
+
+ $sender = Profile::staticGet('id', $profile_id);
+ $recipient = common_relative_profile($sender, $nickname, common_sql_now());
+
+ if (empty($recipient)) {
+ return null;
+ }
+
+ // Get their last notice
+
+ $last = $recipient->getCurrentNotice();
+
+ if (!empty($last)) {
+ return $last->id;
+ }
+ }
+
+ static function maxContent()
+ {
+ $contentlimit = common_config('notice', 'contentlimit');
+ // null => use global limit (distinct from 0!)
+ if (is_null($contentlimit)) {
+ $contentlimit = common_config('site', 'textlimit');
+ }
+ return $contentlimit;
+ }
+
+ static function contentTooLong($content)
+ {
+ $contentlimit = self::maxContent();
+ return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
+ }
}