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More work on 2-way Twitter sync. Works better now with lastest version

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of DB_DataObject that automatically reconnects to the DB, but forked
processes still lose connections occassionally.
This commit is contained in:
Zach Copley 2009-05-05 19:28:57 +00:00
parent 1fde80cf73
commit 7f417cfee0
1 changed files with 96 additions and 39 deletions
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135
scripts/statusfetcher.php
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@ -27,41 +27,20 @@ if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
define('LACONICA', true);
// Tune number of processes and how often to poll Twitter
define('MAXCHILDREN', 5);
define('POLL_INTERVAL', 60 * 5); // in seconds
// Uncomment this to get useful console output
define('SCRIPT_DEBUG', true);
require_once(INSTALLDIR . '/lib/common.php');
$children = array();
$flink_ids = null;
$MAXCHILDREN = 5;
$POLL_INTERVAL = 10; // 10 seconds
do {
$flink = new Foreign_link();
$flink->service = 1; // Twitter
$cnt = $flink->find();
if (defined('SCRIPT_DEBUG')) {
print "Updating Twitter friends subscriptions for $cnt users.\n";
}
$flink_ids = array();
// XXX: This only reliably happens once. After the first interation of
// the do loop, the ->find() doesn't work ... lost DB connection?
while ($flink->fetch()) {
if (($flink->noticesync & FOREIGN_NOTICE_RECV) == FOREIGN_NOTICE_RECV) {
$flink_ids[] = $flink->foreign_id;
}
}
$flink->free();
unset($flink);
$flink_ids = refreshFlinks();
foreach ($flink_ids as $f){
@ -82,7 +61,6 @@ do {
// Child
// XXX: Each child needs its own DB connection
getTimeline($f);
exit();
}
@ -96,11 +74,11 @@ do {
}
// Wait if we have too many kids
if(sizeof($children) > $MAXCHILDREN) {
if(sizeof($children) > MAXCHILDREN) {
if (defined('SCRIPT_DEBUG')) {
print "Too many children. Waiting...\n";
}
if( ($c = pcntl_wait($status, WUNTRACED) ) > 0){
if(($c = pcntl_wait($status, WUNTRACED)) > 0){
if (defined('SCRIPT_DEBUG')) {
print "Finished waiting for $c\n";
}
@ -119,14 +97,44 @@ do {
// Rest for a bit before we fetch more statuses
if (defined('SCRIPT_DEBUG')) {
print "Waiting $POLL_INTERVAL secs before hitting Twitter again.\n";
print 'Waiting ' . POLL_INTERVAL .
" secs before hitting Twitter again.\n";
}
sleep($POLL_INTERVAL);
sleep(POLL_INTERVAL);
} while (true);
function refreshFlinks() {
global $config;
$flink = new Foreign_link();
$flink->service = 1; // Twitter
$flink->orderBy('last_noticesync');
$cnt = $flink->find();
if (defined('SCRIPT_DEBUG')) {
print "Updating Twitter friends subscriptions for $cnt users.\n";
}
$flinks = array();
while ($flink->fetch()) {
if (($flink->noticesync & FOREIGN_NOTICE_RECV) == FOREIGN_NOTICE_RECV) {
$flinks[] = clone($flink);
}
}
$flink->free();
unset($flink);
return $flinks;
}
function remove_ps(&$plist, $ps){
for($i = 0; $i < sizeof($plist); $i++){
if($plist[$i] == $ps){
@ -137,22 +145,43 @@ function remove_ps(&$plist, $ps){
}
}
function getTimeline($fid)
function getTimeline($flink)
{
// XXX: Need to reconnect to the DB here?
global $config;
$config['db'] = &PEAR::getStaticProperty('DB_DataObject','options');
require_once(INSTALLDIR . '/lib/common.php');
$flink = Foreign_link::getByForeignID($fid, 1);
$fuser = $flink->getForeignUser();
if (defined('SCRIPT_DEBUG')) {
print "Trying to get timeline for $flink->foreign_id\n";
}
if (empty($flink)) {
common_log(LOG_WARNING, "Can't retrieve Foreign_link for foreign ID $fid");
if (defined('SCRIPT_DEBUG')) {
print "Can't retrieve Foreign_link for foreign ID $fid\n";
}
return;
}
$fuser = new Foreign_user();
$fuser->service = 1;
$fuser->id = $flink->foreign_id;
$fuser->limit(1);
$fuser->find(true);
if (empty($fuser)) {
common_log(LOG_WARNING, "Unmatched user for ID " . $flink->user_id);
if (defined('SCRIPT_DEBUG')) {
print "Unmatched user for ID $flink->user_id\n";
}
return;
}
$screenname = $fuser->nickname;
if (defined('SCRIPT_DEBUG')) {
// XXX: This is horrible and must be removed before releasing this
print 'username: ' . $fuser->nickname . ' password: ' . $flink->credentials . "\n";
}
$url = 'http://twitter.com/statuses/friends_timeline.json';
@ -181,10 +210,19 @@ function getTimeline($fid)
saveStatus($status, $flink);
}
// Okay, record the time we synced with Twitter for posterity
$flink->last_noticesync = common_sql_now();
$flink->update();
}
function saveStatus($status, $flink)
{
global $config;
$config['db'] = &PEAR::getStaticProperty('DB_DataObject','options');
require_once(INSTALLDIR . '/lib/common.php');
// Do we have a profile for this Twitter user?
$id = ensureProfile($status->user);
@ -244,6 +282,9 @@ function saveStatus($status, $flink)
$notice->query('COMMIT');
if (defined('SCRIPT_DEBUG')) {
print "Saved status $status->id as notice $notice->id.\n";
}
}
if (!Notice_inbox::staticGet('notice_id', $notice->id)) {
@ -260,6 +301,7 @@ function saveStatus($status, $flink)
function ensureProfile($user)
{
global $config;
// check to see if there's already a profile for this user
$profileurl = 'http://twitter.com/' . $user->screen_name;
@ -328,8 +370,6 @@ function ensureProfile($user)
}
$profile->query("COMMIT");
$profile->free();
unset($profile);
saveAvatars($user, $id);
@ -339,6 +379,8 @@ function ensureProfile($user)
function checkAvatar($user, $profile)
{
global $config;
$path_parts = pathinfo($user->profile_image_url);
$newname = 'Twitter_' . $user->id . '_' .
$path_parts['basename'];
@ -393,6 +435,8 @@ function getMediatype($ext)
function saveAvatars($user, $id)
{
global $config;
$path_parts = pathinfo($user->profile_image_url);
$ext = $path_parts['extension'];
$end = strlen('_normal' . $ext);
@ -418,7 +462,12 @@ function saveAvatars($user, $id)
function updateAvatar($profile_id, $size, $mediatype, $filename) {
common_debug("updating avatar: $size");
global $config;
common_debug("Updating avatar: $size");
if (defined('SCRIPT_DEBUG')) {
print "Updating avatar: $size\n";
}
$profile = Profile::staticGet($profile_id);
@ -444,6 +493,8 @@ function updateAvatar($profile_id, $size, $mediatype, $filename) {
function newAvatar($profile_id, $size, $mediatype, $filename)
{
global $config;
$avatar = new Avatar();
$avatar->profile_id = $profile_id;
@ -471,6 +522,9 @@ function newAvatar($profile_id, $size, $mediatype, $filename)
$avatar->url = Avatar::url($filename);
common_debug("new filename: $avatar->url");
if (defined('SCRIPT_DEBUG')) {
print "New filename: $avatar->url\n";
}
$avatar->created = common_sql_now();
@ -486,6 +540,9 @@ function newAvatar($profile_id, $size, $mediatype, $filename)
}
common_debug("Saved new $size avatar for $profile_id.");
if (defined('SCRIPT_DEBUG')) {
print "Saved new $size avatar for $profile_id.\n";
}
return $id;
}