function processXML(&$xml, &$stack, $name)
{
$frame = array();
$value = null;
while ($xml->read()) {
switch ($xml->nodeType) {
case XMLReader::ELEMENT:
$elementName = $xml->name;
// echo str_repeat( "\t", count( $stack ) ) . $elementName . ' {' . "\n";
if (!$xml->isEmptyElement) {
$stack[] =& $frame;
$return = processXML($xml, $stack, $elementName);
if ($return !== null) {
$frame[$elementName] = $return;
}
array_pop($stack);
}
/* else
echo str_repeat( "\t", count( $stack ) ) . '} //' . $elementName . "\n";*/
break;
case XMLReader::END_ELEMENT:
// echo str_repeat( "\t", count( $stack ) - 1 ) . '} //' . $name . "\n";
if ($name == 'Edit') {
processEdit($stack, $frame);
}
if ($value !== null) {
return $value;
}
return null;
case XMLReader::TEXT:
case XMLReader::CDATA:
$value = $xml->value;
}
}
}
function processTweet($tweet)
{
// who wrote the tweet?
$contents = strtolower($tweet->text);
// if we're testing, only allow test tweets through
// (if we're not testing, don't allow test tweets through!)
global $testing;
if ($testing == true && strpos($contents, "#test") === false || $testing != true && strpos($contents, "#test") !== false) {
return $tweet->id_str;
}
loginfo("Processing tweet " . $tweet->id_str . " from user " . $tweet->user->screen_name . "\n" . $contents);
// Or we can adjust it, which basically just performs a delete
// followed by a new insert
$tweet->information = getTweetInformation($tweet);
// If we're registering a new challenger!
$processed = false;
$register = strpos($contents, "#register");
if ($register !== false) {
processRegistration($tweet);
$processed = true;
}
// We can "delete" a tweet with the undo tag
$undo = strposa($contents, array("#undo", "#delete"));
if (!$processed && $undo !== false) {
// basically change the 'inc_' to 'del_'
processUndo($tweet);
$processed = true;
}
// We can edit an existing tweet
$edit = strposa($contents, array("#edit", "#update"));
if (!$processed && $edit !== false) {
processEdit($tweet);
$processed = true;
}
// filter now for ID/Events - we can only run the following on single events
if (!$processed && findEntryId($tweet) < 0) {
// we count errors as processing, because we've replied
replyEntryErrorTweet($tweet);
$processed = true;
}
// If we're removing an entry
$giveup = strpos($contents, "#giveup");
if (!$processed && $giveup !== false) {
processGiveup($tweet);
$processed = true;
}
// If we're processing content
if (!$processed && $tweet->information->contenttype) {
processContent($tweet);
$processed = true;
}
// If we got this far and still didn't process it, there's something wrong
if (!$processed) {
}
// After processing, return the ID
if (!$testing) {
return $tweet->id_str;
}
}
