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cache user data for user sitemap

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This commit is contained in:
Evan Prodromou 2010-04-12 12:00:15 -04:00
parent 1030bf35db
commit c6d9001db5
1 changed files with 56 additions and 25 deletions
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81
plugins/Sitemap/usersitemap.php
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@ -43,7 +43,8 @@ if (!defined('STATUSNET')) {
class UsersitemapAction extends SitemapAction class UsersitemapAction extends SitemapAction
{ {
var $user = null; var $users = null;
var $j = 0;
function prepare($args) function prepare($args)
{ {
@ -61,37 +62,67 @@ class UsersitemapAction extends SitemapAction
$d += 0; $d += 0;
$i += 0; $i += 0;
$offset = ($i-1) * SitemapPlugin::USERS_PER_MAP; $this->users = $this->getUsers($y, $m, $d, $i);
$limit = SitemapPlugin::USERS_PER_MAP; $this->j = 0;
$this->user = new User();
$begindt = sprintf('%04d-%02d-%02d 00:00:00', $y, $m, $d);
// XXX: estimates 1d == 24h, which screws up days
// with leap seconds (1d == 24h + 1s). Thankfully they're
// few and far between.
$enddt = common_sql_date(strtotime($begindt) + (24 * 60 * 60));
$this->user->whereAdd("created >= '$begindt'");
$this->user->whereAdd("created < '$enddt'");
$this->user->orderBy('created');
$this->user->limit($offset, $limit);
$this->user->find();
return true; return true;
} }
function nextUrl() function nextUrl()
{ {
if ($this->user->fetch()) { if ($this->j < count($this->users)) {
return array(common_profile_url($this->user->nickname), null, null, null); $nickname = $this->users[$this->j];
$this->j++;
return array(common_profile_url($nickname), null, null, null);
} else { } else {
return null; return null;
} }
} }
function getUsers($y, $m, $d, $i)
{
$u = User::cacheGet("sitemap:user:$y:$m:$d:$i");
if ($u === false) {
$user = new User();
$begindt = sprintf('%04d-%02d-%02d 00:00:00', $y, $m, $d);
// XXX: estimates 1d == 24h, which screws up days
// with leap seconds (1d == 24h + 1s). Thankfully they're
// few and far between.
$theend = strtotime($begindt) + (24 * 60 * 60);
$enddt = common_sql_date($theend);
$user->selectAdd();
$user->selectAdd('nickname');
$user->whereAdd("created >= '$begindt'");
$user->whereAdd("created < '$enddt'");
$user->orderBy('created');
$offset = ($i-1) * SitemapPlugin::USERS_PER_MAP;
$limit = SitemapPlugin::USERS_PER_MAP;
$user->limit($offset, $limit);
$user->find();
while ($user->fetch()) {
$u[] = $user->nickname;
}
$c = Cache::instance();
if (!empty($c)) {
$c->set(Cache::key("sitemap:user:$y:$m:$d:$i"),
$u,
Cache::COMPRESSED,
((time() > $theend) ? (time() + 90 * 24 * 60 * 60) : (time() + 5 * 60)));
}
}
return $u;
}
} }