/**
* Handles the GetItemEstimate command
* Returns an estimation of how many items will be synchronized at the next sync
* This is mostly used to show something in the progress bar
*
* @param int $commandCode
*
* @access public
* @return boolean
*/
public function Handle($commandCode)
{
$sc = new SyncCollections();
if (!self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_GETITEMESTIMATE)) {
return false;
}
if (!self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_FOLDERS)) {
return false;
}
while (self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_FOLDER)) {
$spa = new SyncParameters();
$spastatus = false;
if (Request::GetProtocolVersion() >= 14.0) {
if (self::$decoder->getElementStartTag(SYNC_SYNCKEY)) {
try {
$spa->SetSyncKey(self::$decoder->getElementContent());
} catch (StateInvalidException $siex) {
$spastatus = SYNC_GETITEMESTSTATUS_SYNCSTATENOTPRIMED;
}
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
if (self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_FOLDERID)) {
$spa->SetFolderId(self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
// conversation mode requested
if (self::$decoder->getElementStartTag(SYNC_CONVERSATIONMODE)) {
$spa->SetConversationMode(true);
if (($conversationmode = self::$decoder->getElementContent()) !== false) {
$spa->SetConversationMode((bool) $conversationmode);
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
}
if (self::$decoder->getElementStartTag(SYNC_OPTIONS)) {
while (1) {
if (self::$decoder->getElementStartTag(SYNC_FILTERTYPE)) {
$spa->SetFilterType(self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
if (self::$decoder->getElementStartTag(SYNC_FOLDERTYPE)) {
$spa->SetContentClass(self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
if (self::$decoder->getElementStartTag(SYNC_MAXITEMS)) {
$spa->SetWindowSize($maxitems = self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
$e = self::$decoder->peek();
if ($e[EN_TYPE] == EN_TYPE_ENDTAG) {
self::$decoder->getElementEndTag();
break;
}
}
}
} else {
//get items estimate does not necessarily send the folder type
if (self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_FOLDERTYPE)) {
$spa->SetContentClass(self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
if (self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_FOLDERID)) {
$spa->SetFolderId(self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
if (!self::$decoder->getElementStartTag(SYNC_FILTERTYPE)) {
return false;
}
$spa->SetFilterType(self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
if (!self::$decoder->getElementStartTag(SYNC_SYNCKEY)) {
return false;
}
try {
$spa->SetSyncKey(self::$decoder->getElementContent());
} catch (StateInvalidException $siex) {
$spastatus = SYNC_GETITEMESTSTATUS_SYNCSTATENOTPRIMED;
}
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
if (!self::$decoder->getElementEndTag()) {
return false;
}
//SYNC_GETITEMESTIMATE_FOLDER
// Process folder data
//In AS 14 request only collectionid is sent, without class
if (!$spa->HasContentClass() && $spa->HasFolderId()) {
try {
$spa->SetContentClass(self::$deviceManager->GetFolderClassFromCacheByID($spa->GetFolderId()));
} catch (NoHierarchyCacheAvailableException $nhca) {
$spastatus = SYNC_GETITEMESTSTATUS_COLLECTIONINVALID;
}
}
// compatibility mode AS 1.0 - get folderid which was sent during GetHierarchy()
if (!$spa->HasFolderId() && $spa->HasContentClass()) {
$spa->SetFolderId(self::$deviceManager->GetFolderIdFromCacheByClass($spa->GetContentClass()));
}
// Add collection to SC and load state
$sc->AddCollection($spa);
if ($spastatus) {
// the CPO has a folder id now, so we can set the status
$sc->AddParameter($spa, "status", $spastatus);
} else {
try {
$sc->AddParameter($spa, "state", self::$deviceManager->GetStateManager()->GetSyncState($spa->GetSyncKey()));
// if this is an additional folder the backend has to be setup correctly
if (!self::$backend->Setup(ZPush::GetAdditionalSyncFolderStore($spa->GetFolderId()))) {
throw new StatusException(sprintf("HandleGetItemEstimate() could not Setup() the backend for folder id '%s'", $spa->GetFolderId()), SYNC_GETITEMESTSTATUS_COLLECTIONINVALID);
}
} catch (StateNotFoundException $snfex) {
// ok, the key is invalid. Question is, if the hierarchycache is still ok
//if not, we have to issue SYNC_GETITEMESTSTATUS_COLLECTIONINVALID which triggers a FolderSync
try {
self::$deviceManager->GetFolderClassFromCacheByID($spa->GetFolderId());
// we got here, so the HierarchyCache is ok
$sc->AddParameter($spa, "status", SYNC_GETITEMESTSTATUS_SYNCKKEYINVALID);
} catch (NoHierarchyCacheAvailableException $nhca) {
$sc->AddParameter($spa, "status", SYNC_GETITEMESTSTATUS_COLLECTIONINVALID);
}
self::$topCollector->AnnounceInformation("StateNotFoundException " . $sc->GetParameter($spa, "status"), true);
} catch (StatusException $stex) {
if ($stex->getCode() == SYNC_GETITEMESTSTATUS_COLLECTIONINVALID) {
$sc->AddParameter($spa, "status", SYNC_GETITEMESTSTATUS_COLLECTIONINVALID);
} else {
$sc->AddParameter($spa, "status", SYNC_GETITEMESTSTATUS_SYNCSTATENOTPRIMED);
}
self::$topCollector->AnnounceInformation("StatusException " . $sc->GetParameter($spa, "status"), true);
}
}
}
if (!self::$decoder->getElementEndTag()) {
return false;
}
//SYNC_GETITEMESTIMATE_FOLDERS
if (!self::$decoder->getElementEndTag()) {
return false;
}
//SYNC_GETITEMESTIMATE_GETITEMESTIMATE
self::$encoder->startWBXML();
self::$encoder->startTag(SYNC_GETITEMESTIMATE_GETITEMESTIMATE);
$status = SYNC_GETITEMESTSTATUS_SUCCESS;
// look for changes in all collections
try {
$sc->CountChanges();
} catch (StatusException $ste) {
$status = SYNC_GETITEMESTSTATUS_COLLECTIONINVALID;
}
$changes = $sc->GetChangedFolderIds();
foreach ($sc as $folderid => $spa) {
self::$encoder->startTag(SYNC_GETITEMESTIMATE_RESPONSE);
if ($sc->GetParameter($spa, "status")) {
$status = $sc->GetParameter($spa, "status");
}
self::$encoder->startTag(SYNC_GETITEMESTIMATE_STATUS);
self::$encoder->content($status);
self::$encoder->endTag();
self::$encoder->startTag(SYNC_GETITEMESTIMATE_FOLDER);
self::$encoder->startTag(SYNC_GETITEMESTIMATE_FOLDERTYPE);
self::$encoder->content($spa->GetContentClass());
self::$encoder->endTag();
self::$encoder->startTag(SYNC_GETITEMESTIMATE_FOLDERID);
self::$encoder->content($spa->GetFolderId());
self::$encoder->endTag();
if (isset($changes[$folderid]) && $changes[$folderid] !== false) {
self::$encoder->startTag(SYNC_GETITEMESTIMATE_ESTIMATE);
self::$encoder->content($changes[$folderid]);
self::$encoder->endTag();
if ($changes[$folderid] > 0) {
self::$topCollector->AnnounceInformation(sprintf("%s %d changes", $spa->GetContentClass(), $changes[$folderid]), true);
}
}
self::$encoder->endTag();
self::$encoder->endTag();
}
if (array_sum($changes) == 0) {
self::$topCollector->AnnounceInformation("No changes found", true);
}
self::$encoder->endTag();
return true;
}
/**
* Handles the GetItemEstimate command
* Returns an estimation of how many items will be synchronized at the next sync
* This is mostly used to show something in the progress bar
*
* @param int $commandCode
*
* @access public
* @return boolean
*/
public function Handle($commandCode)
{
$sc = new SyncCollections();
if (!self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_GETITEMESTIMATE)) {
return false;
}
if (!self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_FOLDERS)) {
return false;
}
while (self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_FOLDER)) {
$spa = new SyncParameters();
$spastatus = false;
// read the folder properties
WBXMLDecoder::ResetInWhile("getItemEstimateFolders");
while (WBXMLDecoder::InWhile("getItemEstimateFolders")) {
if (self::$decoder->getElementStartTag(SYNC_SYNCKEY)) {
try {
$spa->SetSyncKey(self::$decoder->getElementContent());
} catch (StateInvalidException $siex) {
$spastatus = SYNC_GETITEMESTSTATUS_SYNCSTATENOTPRIMED;
}
if (!self::$decoder->getElementEndTag()) {
return false;
}
} elseif (self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_FOLDERID)) {
$fid = self::$decoder->getElementContent();
$spa->SetFolderId($fid);
$spa->SetBackendFolderId(self::$deviceManager->GetBackendIdForFolderId($fid));
if (!self::$decoder->getElementEndTag()) {
return false;
}
} elseif (self::$decoder->getElementStartTag(SYNC_CONVERSATIONMODE)) {
$spa->SetConversationMode(true);
if (($conversationmode = self::$decoder->getElementContent()) !== false) {
$spa->SetConversationMode((bool) $conversationmode);
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
} elseif (self::$decoder->getElementStartTag(SYNC_GETITEMESTIMATE_FOLDERTYPE)) {
$spa->SetContentClass(self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
} elseif (self::$decoder->getElementStartTag(SYNC_FILTERTYPE)) {
$spa->SetFilterType(self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
while (self::$decoder->getElementStartTag(SYNC_OPTIONS)) {
WBXMLDecoder::ResetInWhile("getItemEstimateOptions");
while (WBXMLDecoder::InWhile("getItemEstimateOptions")) {
$firstOption = true;
// foldertype definition
if (self::$decoder->getElementStartTag(SYNC_FOLDERTYPE)) {
$foldertype = self::$decoder->getElementContent();
ZLog::Write(LOGLEVEL_DEBUG, sprintf("HandleGetItemEstimate(): specified options block with foldertype '%s'", $foldertype));
// switch the foldertype for the next options
$spa->UseCPO($foldertype);
// set to synchronize all changes. The mobile could overwrite this value
$spa->SetFilterType(SYNC_FILTERTYPE_ALL);
if (!self::$decoder->getElementEndTag()) {
return false;
}
} else {
if ($firstOption) {
$spa->UseCPO();
// set to synchronize all changes. The mobile could overwrite this value
$spa->SetFilterType(SYNC_FILTERTYPE_ALL);
}
}
$firstOption = false;
if (self::$decoder->getElementStartTag(SYNC_FILTERTYPE)) {
$spa->SetFilterType(self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
if (self::$decoder->getElementStartTag(SYNC_MAXITEMS)) {
$spa->SetWindowSize($maxitems = self::$decoder->getElementContent());
if (!self::$decoder->getElementEndTag()) {
return false;
}
}
$e = self::$decoder->peek();
if ($e[EN_TYPE] == EN_TYPE_ENDTAG) {
self::$decoder->getElementEndTag();
break;
}
}
}
$e = self::$decoder->peek();
if ($e[EN_TYPE] == EN_TYPE_ENDTAG) {
self::$decoder->getElementEndTag();
//SYNC_GETITEMESTIMATE_FOLDER
break;
}
}
// Process folder data
//In AS 14 request only collectionid is sent, without class
if (!$spa->HasContentClass() && $spa->HasFolderId()) {
try {
$spa->SetContentClass(self::$deviceManager->GetFolderClassFromCacheByID($spa->GetFolderId()));
} catch (NoHierarchyCacheAvailableException $nhca) {
$spastatus = SYNC_GETITEMESTSTATUS_COLLECTIONINVALID;
}
}
// compatibility mode AS 1.0 - get folderid which was sent during GetHierarchy()
if (!$spa->HasFolderId() && $spa->HasContentClass()) {
$spa->SetFolderId(self::$deviceManager->GetFolderIdFromCacheByClass($spa->GetContentClass()));
}
// Add collection to SC and load state
$sc->AddCollection($spa);
if ($spastatus) {
// the CPO has a folder id now, so we can set the status
$sc->AddParameter($spa, "status", $spastatus);
} else {
try {
$sc->AddParameter($spa, "state", self::$deviceManager->GetStateManager()->GetSyncState($spa->GetSyncKey()));
// if this is an additional folder the backend has to be setup correctly
if (!self::$backend->Setup(ZPush::GetAdditionalSyncFolderStore($spa->GetBackendFolderId()))) {
throw new StatusException(sprintf("HandleGetItemEstimate() could not Setup() the backend for folder id %s/%s", $spa->GetFolderId(), $spa->GetBackendFolderId()), SYNC_GETITEMESTSTATUS_COLLECTIONINVALID);
}
} catch (StateNotFoundException $snfex) {
// ok, the key is invalid. Question is, if the hierarchycache is still ok
//if not, we have to issue SYNC_GETITEMESTSTATUS_COLLECTIONINVALID which triggers a FolderSync
try {
self::$deviceManager->GetFolderClassFromCacheByID($spa->GetFolderId());
// we got here, so the HierarchyCache is ok
$sc->AddParameter($spa, "status", SYNC_GETITEMESTSTATUS_SYNCKKEYINVALID);
} catch (NoHierarchyCacheAvailableException $nhca) {
$sc->AddParameter($spa, "status", SYNC_GETITEMESTSTATUS_COLLECTIONINVALID);
}
self::$topCollector->AnnounceInformation("StateNotFoundException " . $sc->GetParameter($spa, "status"), true);
} catch (StatusException $stex) {
if ($stex->getCode() == SYNC_GETITEMESTSTATUS_COLLECTIONINVALID) {
$sc->AddParameter($spa, "status", SYNC_GETITEMESTSTATUS_COLLECTIONINVALID);
} else {
$sc->AddParameter($spa, "status", SYNC_GETITEMESTSTATUS_SYNCSTATENOTPRIMED);
}
self::$topCollector->AnnounceInformation("StatusException " . $sc->GetParameter($spa, "status"), true);
}
}
}
if (!self::$decoder->getElementEndTag()) {
return false;
}
//SYNC_GETITEMESTIMATE_FOLDERS
if (!self::$decoder->getElementEndTag()) {
return false;
}
//SYNC_GETITEMESTIMATE_GETITEMESTIMATE
self::$encoder->startWBXML();
self::$encoder->startTag(SYNC_GETITEMESTIMATE_GETITEMESTIMATE);
$status = SYNC_GETITEMESTSTATUS_SUCCESS;
// look for changes in all collections
try {
$sc->CountChanges();
} catch (StatusException $ste) {
$status = SYNC_GETITEMESTSTATUS_COLLECTIONINVALID;
}
$changes = $sc->GetChangedFolderIds();
foreach ($sc as $folderid => $spa) {
self::$encoder->startTag(SYNC_GETITEMESTIMATE_RESPONSE);
if ($sc->GetParameter($spa, "status")) {
$status = $sc->GetParameter($spa, "status");
}
self::$encoder->startTag(SYNC_GETITEMESTIMATE_STATUS);
self::$encoder->content($status);
self::$encoder->endTag();
self::$encoder->startTag(SYNC_GETITEMESTIMATE_FOLDER);
self::$encoder->startTag(SYNC_GETITEMESTIMATE_FOLDERTYPE);
self::$encoder->content($spa->GetContentClass());
self::$encoder->endTag();
self::$encoder->startTag(SYNC_GETITEMESTIMATE_FOLDERID);
self::$encoder->content($spa->GetFolderId());
self::$encoder->endTag();
if (isset($changes[$folderid]) && $changes[$folderid] !== false) {
self::$encoder->startTag(SYNC_GETITEMESTIMATE_ESTIMATE);
self::$encoder->content($changes[$folderid]);
self::$encoder->endTag();
if ($changes[$folderid] > 0) {
self::$topCollector->AnnounceInformation(sprintf("%s %d changes", $spa->GetContentClass(), $changes[$folderid]), true);
}
// update the device data to mark folders as complete when synching with WM
if ($changes[$folderid] == 0) {
self::$deviceManager->SetFolderSyncStatus($folderid, DeviceManager::FLD_SYNC_COMPLETED);
}
}
self::$encoder->endTag();
self::$encoder->endTag();
}
if (array_sum($changes) == 0) {
self::$topCollector->AnnounceInformation("No changes found", true);
}
self::$encoder->endTag();
return true;
}