public function doExecute()
{
$strUsername = $this->request->getSession("username");
$iRecord = $this->request->getProperty("record");
$strTags = $this->request->getProperty("tags");
// updated tags
$strShadowTags = $this->request->getProperty("tagsShaddow");
// original tags
// split tags out on comma
$arrShadow = explode(",", $strShadowTags);
$arrTags = explode(",", $strTags);
for ($x = 0; $x < count($arrTags); $x++) {
$arrTags[$x] = Xerxes_Framework_Parser::strtolower(trim($arrTags[$x]));
}
for ($x = 0; $x < count($arrShadow); $x++) {
$arrShadow[$x] = Xerxes_Framework_Parser::strtolower(trim($arrShadow[$x]));
}
// remove any duplicates
$arrTags = array_unique($arrTags);
// update the database
$objData = new Xerxes_DataMap();
$objData->assignTags($strUsername, $arrTags, $iRecord);
// now update the cached version without recalculating all the
// totals with a round-trip to the database
$arrStored = $this->request->getSession("tags");
// see which tags are new and which are actually being deleted or changed
$arrDelete = array_diff($arrShadow, $arrTags);
$arrAdded = array_diff($arrTags, $arrShadow);
// deletes!
foreach ($arrDelete as $strTag) {
foreach ($arrStored as $strStoredKey => $iStoredValue) {
if (Xerxes_Framework_Parser::strtoupper($strTag) == Xerxes_Framework_Parser::strtoupper($strStoredKey)) {
$iStoredValue = (int) $iStoredValue;
if ($iStoredValue > 1) {
// just deincrement it
$iStoredValue--;
$arrStored[$strStoredKey] = $iStoredValue;
} else {
// this was the only entry for the tag so remove it
unset($arrStored[$strStoredKey]);
}
}
}
}
// adds!
foreach ($arrAdded as $strTag) {
if ($strTag != "") {
$bolExists = false;
foreach ($arrStored as $strStoredKey => $iStoredValue) {
if (Xerxes_Framework_Parser::strtoupper($strTag) == Xerxes_Framework_Parser::strtoupper($strStoredKey)) {
// there is one in here already so increment
$iStoredValue = (int) $iStoredValue;
$iStoredValue++;
$arrStored[$strStoredKey] = $iStoredValue;
$bolExists = true;
}
}
// if it wasn't in there already, add it as the first
if ($bolExists == false) {
$arrStored[$strTag] = 1;
}
}
}
// now store it back in session
$this->setTagsCache($arrStored);
return 1;
}
