Merge pull request #662 in ZP/z-push from develop to release/2.4

* commit '5aeff49b':
  ZP-1370 Recognize Public root as root folder.
  ZP-1370 isZPushEnabled flag always needs to be checked on the main store.
  ZP-1370 PR_IPM_SUBTREE_ENTRYID doesn't work on the public folder.
  ZP-1367 Check if php-mapi classes are loaded.

src/backend/kopano/exporter.php

@@ -69,8 +69,13 @@ class ExportChangesICS implements IExportChanges{
                 $entryid = mapi_msgstore_entryidfromsourcekey($store, $folderid);
             }
             else {
-                $storeprops = mapi_getprops($this->store, array(PR_IPM_SUBTREE_ENTRYID));
-                $entryid = $storeprops[PR_IPM_SUBTREE_ENTRYID];
+                $storeprops = mapi_getprops($this->store, array(PR_IPM_SUBTREE_ENTRYID, PR_IPM_PUBLIC_FOLDERS_ENTRYID));
+                if (ZPush::GetBackend()->GetImpersonatedUser() == 'system') {
+                    $entryid = $storeprops[PR_IPM_PUBLIC_FOLDERS_ENTRYID];
+                }
+                else {
+                    $entryid = $storeprops[PR_IPM_SUBTREE_ENTRYID];
+                }
             }
 
             $folder = false;

src/backend/kopano/importer.php

@@ -87,8 +87,13 @@ class ImportChangesICS implements IImportChanges {
             }
         }
         else {
-            $storeprops = mapi_getprops($store, array(PR_IPM_SUBTREE_ENTRYID));
-            $entryid = $storeprops[PR_IPM_SUBTREE_ENTRYID];
+            $storeprops = mapi_getprops($store, array(PR_IPM_SUBTREE_ENTRYID, PR_IPM_PUBLIC_FOLDERS_ENTRYID));
+            if (ZPush::GetBackend()->GetImpersonatedUser() == 'system') {
+                $entryid = $storeprops[PR_IPM_PUBLIC_FOLDERS_ENTRYID];
+            }
+            else {
+                $entryid = $storeprops[PR_IPM_SUBTREE_ENTRYID];
+            }
         }
 
         $folder = false;
@@ -664,9 +669,13 @@ class ImportChangesICS implements IImportChanges {
         if (!$id) {
             // the root folder is "0" - get IPM_SUBTREE
             if ($parent == "0") {
-                $parentprops = mapi_getprops($this->store, array(PR_IPM_SUBTREE_ENTRYID));
-                if (isset($parentprops[PR_IPM_SUBTREE_ENTRYID]))
+                $parentprops = mapi_getprops($this->store, array(PR_IPM_SUBTREE_ENTRYID, PR_IPM_PUBLIC_FOLDERS_ENTRYID));
+                if (ZPush::GetBackend()->GetImpersonatedUser() == 'system' && isset($parentprops[PR_IPM_PUBLIC_FOLDERS_ENTRYID])) {
+                    $parentfentryid = $parentprops[PR_IPM_PUBLIC_FOLDERS_ENTRYID];
+                }
+                elseif (isset($parentprops[PR_IPM_SUBTREE_ENTRYID])) {
                     $parentfentryid = $parentprops[PR_IPM_SUBTREE_ENTRYID];
+                }
             }
             else
                 $parentfentryid = mapi_msgstore_entryidfromsourcekey($this->store, hex2bin($parent));
@@ -719,8 +728,13 @@ class ImportChangesICS implements IImportChanges {
 
         // get the real parent source key from mapi
         if ($parent == "0") {
-            $parentprops = mapi_getprops($this->store, array(PR_IPM_SUBTREE_ENTRYID));
-            $parentfentryid = $parentprops[PR_IPM_SUBTREE_ENTRYID];
+            $parentprops = mapi_getprops($this->store, array(PR_IPM_SUBTREE_ENTRYID, PR_IPM_PUBLIC_FOLDERS_ENTRYID));
+            if (ZPush::GetBackend()->GetImpersonatedUser() == 'system') {
+                $parentfentryid = $parentprops[PR_IPM_PUBLIC_FOLDERS_ENTRYID];
+            }
+            else {
+                $parentfentryid = $parentprops[PR_IPM_SUBTREE_ENTRYID];
+            }
             $mapifolder = mapi_msgstore_openentry($this->store, $parentfentryid);
 
             $rootfolderprops = mapi_getprops($mapifolder, array(PR_SOURCE_KEY));

src/backend/kopano/kopano.php

@@ -2566,7 +2566,9 @@ class BackendKopano implements IBackend, ISearchProvider {
      */
     private function isZPushEnabled() {
         $addressbook = $this->getAddressbook();
-        $userEntryid = mapi_getprops($this->store, array(PR_MAILBOX_OWNER_ENTRYID));
+        // this check needs to be performed on the store of the main (authenticated) user
+        $store = $this->storeCache[$this->mainUser];
+        $userEntryid = mapi_getprops($store, array(PR_MAILBOX_OWNER_ENTRYID));
         $mailuser = mapi_ab_openentry($addressbook, $userEntryid[PR_MAILBOX_OWNER_ENTRYID]);
         $enabledFeatures = mapi_getprops($mailuser, array(PR_EC_DISABLED_FEATURES));
         if (isset($enabledFeatures[PR_EC_DISABLED_FEATURES]) && is_array($enabledFeatures[PR_EC_DISABLED_FEATURES])) {

src/backend/kopano/mapiprovider.php

@@ -994,7 +994,7 @@ class MAPIProvider {
             $folderOrigin = DeviceManager::FLD_ORIGIN_IMPERSONATED;
         }
         $folder->serverid = ZPush::GetDeviceManager()->GetFolderIdForBackendId($folder->BackendId, true, $folderOrigin, $folderprops[PR_DISPLAY_NAME]);
-        if($folderprops[PR_PARENT_ENTRYID] == $storeprops[PR_IPM_SUBTREE_ENTRYID]) {
+        if($folderprops[PR_PARENT_ENTRYID] == $storeprops[PR_IPM_SUBTREE_ENTRYID] || $folderprops[PR_PARENT_ENTRYID] == $storeprops[PR_IPM_PUBLIC_FOLDERS_ENTRYID]) {
             $folder->parentid = "0";
         }
         else {

tools/gab-sync/lib/kopano.php

@@ -55,6 +55,12 @@ class Kopano extends SyncWorker {
      */
     public function __construct() {
         parent::__construct();
+
+        // check if the php-mapi classes can be loaded
+        if (!defined('MAPI_E_FAILONEPROVIDER') || !defined('PR_CONTAINER_CLASS') || !function_exists('getPropIdsFromStrings')) {
+            $this->Terminate("Please verify the php-mapi configuration, as the php-mapi includes can not be found in the php include path. Aborting.");
+        }
+
         // send Z-Push version and user agent to ZCP >7.2.0
         if ($this->checkMapiExtVersion('7.2.0')) {
             $this->session = mapi_logon_zarafa(USERNAME, PASSWORD, SERVER, CERTIFICATE, CERTIFICATE_PASSWORD, 0, self::VERSION, self::NAME. " ". self::VERSION);