implemented etag and last modified

This commit is contained in:
Craig Andrews 2009-09-24 13:48:38 -04:00
parent 55fb322288
commit 5323956e38
1 changed files with 50 additions and 4 deletions

View File

@ -47,10 +47,48 @@ class AutocompleteAction extends Action
{
private $result;
/**
* Last-modified date for page
*
* When was the content of this page last modified? Based on notice,
* profile, avatar.
*
* @return int last-modified date as unix timestamp
*/
function lastModified()
{
$max=0;
foreach($this->users as $user){
$max = max($max,strtotime($user->modified),strtotime($user->profile->modified));
}
foreach($this->groups as $group){
$max = max($max,strtotime($group->modified));
}
return $max;
}
/**
* An entity tag for this page
*
* Shows the ETag for the page, based on the notice ID and timestamps
* for the notice, profile, and avatar. It's weak, since we change
* the date text "one hour ago", etc.
*
* @return string etag
*/
function etag()
{
return '"' . implode(':', array($this->arg('action'),
crc32($this->arg('q')), //the actual string can have funny characters in we don't want showing up in the etag
$this->arg('limit'),
$this->lastModified())) . '"';
}
function prepare($args)
{
parent::prepare($args);
$this->results = array();
$this->groups=array();
$this->users=array();
$q = $this->arg('q');
$limit = $this->arg('limit');
if($limit > 200) $limit=200; //prevent DOS attacks
@ -63,7 +101,8 @@ class AutocompleteAction extends Action
$user->find();
while($user->fetch()) {
$profile = Profile::staticGet($user->id);
$this->results[]=array('nickname' => $user->nickname, 'fullname'=> $profile->fullname, 'type'=>'user');
$user->profile=$profile;
$this->users[]=$user;
}
}
if(substr($q,0,1)=='!'){
@ -74,7 +113,7 @@ class AutocompleteAction extends Action
$group->whereAdd('nickname like \'' . trim($group->escape($q), '\'') . '%\'');
$group->find();
while($group->fetch()) {
$this->results[]=array('nickname' => $group->nickname, 'fullname'=> $group->fullname, 'type'=>'group');
$this->groups[]=$group;
}
}
return true;
@ -83,7 +122,14 @@ class AutocompleteAction extends Action
function handle($args)
{
parent::handle($args);
foreach($this->results as $result) {
$results = array();
foreach($this->users as $user){
$results[]=array('nickname' => $user->nickname, 'fullname'=> $user->profile->fullname, 'type'=>'user');
}
foreach($this->groups as $group){
$results[]=array('nickname' => $group->nickname, 'fullname'=> $group->fullname, 'type'=>'group');
}
foreach($results as $result) {
print json_encode($result) . "\n";
}
}