From 302bf1b523012e11b60425d6eee1221ebc2724eb Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <email@mattatobin.com>
Date: Sun, 3 Nov 2019 00:17:46 -0400
Subject: Issue #1258 - Part 1: Import mailnews, ldap, and mork from
 comm-esr52.9.1

---
 mailnews/base/src/nsMsgServiceProvider.cpp | 139 +++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 mailnews/base/src/nsMsgServiceProvider.cpp

(limited to 'mailnews/base/src/nsMsgServiceProvider.cpp')

diff --git a/mailnews/base/src/nsMsgServiceProvider.cpp b/mailnews/base/src/nsMsgServiceProvider.cpp
new file mode 100644
index 000000000..224ae799d
--- /dev/null
+++ b/mailnews/base/src/nsMsgServiceProvider.cpp
@@ -0,0 +1,139 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsMsgServiceProvider.h"
+#include "nsIServiceManager.h"
+
+#include "nsRDFCID.h"
+#include "nsIRDFService.h"
+#include "nsIRDFRemoteDataSource.h"
+
+#include "nsIFileChannel.h"
+#include "nsNetUtil.h"
+#include "nsMsgBaseCID.h"
+
+#include "nsMailDirServiceDefs.h"
+#include "nsDirectoryServiceUtils.h"
+#include "nsDirectoryServiceDefs.h"
+#include "nsISimpleEnumerator.h"
+#include "nsIDirectoryEnumerator.h"
+
+static NS_DEFINE_CID(kRDFServiceCID, NS_RDFSERVICE_CID);
+static NS_DEFINE_CID(kRDFCompositeDataSourceCID, NS_RDFCOMPOSITEDATASOURCE_CID);
+static NS_DEFINE_CID(kRDFXMLDataSourceCID, NS_RDFXMLDATASOURCE_CID);
+
+nsMsgServiceProviderService::nsMsgServiceProviderService()
+{}
+
+nsMsgServiceProviderService::~nsMsgServiceProviderService()
+{}
+
+NS_IMPL_ISUPPORTS(nsMsgServiceProviderService, nsIRDFDataSource)
+
+nsresult
+nsMsgServiceProviderService::Init()
+{
+  nsresult rv;
+  nsCOMPtr<nsIRDFService> rdf = do_GetService(kRDFServiceCID, &rv);
+  NS_ENSURE_SUCCESS(rv, rv);
+  
+  mInnerDataSource = do_CreateInstance(kRDFCompositeDataSourceCID, &rv);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  LoadISPFiles();
+  return NS_OK;
+}
+
+/**
+ * Looks for ISP configuration files in <.exe>\isp and any sub directories called isp
+ * located in the user's extensions directory.
+ */
+void nsMsgServiceProviderService::LoadISPFiles()
+{
+  nsresult rv;
+  nsCOMPtr<nsIProperties> dirSvc = do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
+  if (NS_FAILED(rv))
+    return;
+
+  // Walk through the list of isp directories
+  nsCOMPtr<nsISimpleEnumerator> ispDirectories;
+  rv = dirSvc->Get(ISP_DIRECTORY_LIST,
+                   NS_GET_IID(nsISimpleEnumerator), getter_AddRefs(ispDirectories));
+  if (NS_FAILED(rv))
+    return;
+
+  bool hasMore;
+  nsCOMPtr<nsIFile> ispDirectory;
+  while (NS_SUCCEEDED(ispDirectories->HasMoreElements(&hasMore)) && hasMore) 
+  {
+    nsCOMPtr<nsISupports> elem;
+    ispDirectories->GetNext(getter_AddRefs(elem));
+
+    ispDirectory = do_QueryInterface(elem);
+    if (ispDirectory)
+      LoadISPFilesFromDir(ispDirectory);
+  }
+}
+
+void nsMsgServiceProviderService::LoadISPFilesFromDir(nsIFile* aDir)
+{
+  nsresult rv;
+
+  bool check = false;
+  rv = aDir->Exists(&check);
+  if (NS_FAILED(rv) || !check)
+    return;
+
+  rv = aDir->IsDirectory(&check);
+  if (NS_FAILED(rv) || !check)
+    return;
+
+  nsCOMPtr<nsISimpleEnumerator> e;
+  rv = aDir->GetDirectoryEntries(getter_AddRefs(e));
+  if (NS_FAILED(rv))
+    return;
+
+  nsCOMPtr<nsIDirectoryEnumerator> files(do_QueryInterface(e));
+  if (!files)
+    return;
+
+  // we only care about the .rdf files in this directory
+  nsCOMPtr<nsIFile> file;
+  while (NS_SUCCEEDED(files->GetNextFile(getter_AddRefs(file))) && file) {
+    nsAutoString leafName;
+    file->GetLeafName(leafName);
+    if (!StringEndsWith(leafName, NS_LITERAL_STRING(".rdf")))
+      continue;
+
+    nsAutoCString urlSpec;
+    rv = NS_GetURLSpecFromFile(file, urlSpec);
+    if (NS_SUCCEEDED(rv))
+      LoadDataSource(urlSpec.get());
+  }
+}
+
+nsresult
+nsMsgServiceProviderService::LoadDataSource(const char *aURI)
+{
+  nsresult rv;
+
+  nsCOMPtr<nsIRDFDataSource> ds =
+      do_CreateInstance(kRDFXMLDataSourceCID, &rv);
+  NS_ENSURE_SUCCESS(rv,rv);
+
+  nsCOMPtr<nsIRDFRemoteDataSource> remote =
+      do_QueryInterface(ds, &rv);
+  NS_ENSURE_SUCCESS(rv, rv);
+  
+  rv = remote->Init(aURI);
+  NS_ENSURE_SUCCESS(rv, rv);
+  // for now load synchronously (async seems to be busted)
+  rv = remote->Refresh(true);
+  NS_ASSERTION(NS_SUCCEEDED(rv), "failed refresh?\n");
+
+  rv = mInnerDataSource->AddDataSource(ds);
+
+  return rv;
+}
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