/// <summary>
/// Deletes IMAP folder.
/// </summary>
/// <param name="accessingUser">User who accesses this method.
/// User needs r permission to call this method or Exception is thrown.
/// There is special user 'system' for which permission check is skipped.</param>
/// <param name="folderOwnerUser">User who's folder it is.</param>
/// <param name="folder">Folder what to delete. For example: Inbox,Public Folders/Documnets .</param>
public void DeleteFolder(string accessingUser,string folderOwnerUser,string folder)
{
/* Implementation notes:
*) Validate values. Throw ArgumnetExcetion if invalid values.
*) Ensure that user exists.
*) Normalize folder. Remove '/' from folder start and end, ... .
*) Do Shared Folders mapping.
*) Don't allow to delete shared folders root folder.
For BoundedUser root don't allow root folder only,
for UsersShared root don't allow root + user name.
*) Ensure that folder exists. Throw Exception if don't.
*) See if user has sufficient permissions. User requires 'c' permission.
There is builtin user system, skip ACL for it.
*) Create folder.
*/
// Don't allow to delete inbox
if(folder.ToLower() == "inbox"){
throw new Exception("Can't delete inbox");
}
//--- Validate values -------------------//
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
//---------------------------------------//
// Ensure that user exists.
if(!UserExists(folderOwnerUser)){
throw new Exception("User '" + folderOwnerUser + "' doesn't exist !");
}
// Normalize folder. Remove '/' from folder start and end.
folder = API_Utlis.NormalizeFolder(folder);
// Do Shared Folders mapping.
string originalFolder = folder;
SharedFolderMapInfo mappedFolder = MapSharedFolder(originalFolder);
if(mappedFolder.IsSharedFolder){
folderOwnerUser = mappedFolder.FolderOnwer;
folder = mappedFolder.Folder;
/* Don't allow to delete shared folders root folder.
For BoundedUser root don't allow root folder only,
for UsersShared root don't allow root + user name.
*/
// Main shared folder root.
if(mappedFolder.SharedRootName.ToLower() == originalFolder.ToLower()){
throw new ArgumentException("Can't delete shared root folder '" + originalFolder + "' !");
}
// Users shared folder: root/username -> no folder
if(folder == ""){
throw new ArgumentException("Can't delete shared root folder '" + originalFolder + "' !");
}
if(folderOwnerUser == "" || folder == ""){
throw new ArgumentException("Specified root folder '" + originalFolder + "' isn't accessible !");
}
}
// Ensure that folder doesn't exists. Throw Exception if don't.
if(!FolderExists(folderOwnerUser + "/" + folder)){
throw new Exception("Folder '" + folder + "' doesn't exist !");
}
// See if user has sufficient permissions. User requires 'c' permission.
// There is builtin user system, skip ACL for it.
if(accessingUser.ToLower() != "system"){
IMAP_ACL_Flags acl = GetUserACL(folderOwnerUser,folder,accessingUser);
if((acl & IMAP_ACL_Flags.c) == 0){
throw new InsufficientPermissionsException("Insufficient permissions for folder '" + accessingUser + "/" + folder + "' !");
}
}
//--- Recycle bin handling ----------------------------------------------------------------------//
if(Convert.ToBoolean(GetRecycleBinSettings().Rows[0]["DeleteToRecycleBin"])){
IMAP_MessageCollection messages = new IMAP_MessageCollection();
GetMessagesInfo("system",folderOwnerUser,folder,messages);
foreach(IMAP_Message message in messages){
EmailMessageItems msgItems = new EmailMessageItems(message.ID,IMAP_MessageItems_enum.Message);
GetMessageItems("system",folderOwnerUser,folder,msgItems);
if(msgItems.MessageExists){
string subject = "<none>";
try{
subject = MimeUtils.ParseHeaderField("Subject:",msgItems.MessageStream);
subject = subject.Replace("\r","");
subject = subject.Replace("\n","");
}
catch{
}
msgItems.MessageStream.Position = 0;
byte[] data = new byte[msgItems.MessageStream.Length];
msgItems.MessageStream.Read(data,0,data.Length);
using(WSqlCommand sqlCmd = new WSqlCommand(m_ConStr,"lspr_StoreRecycleBinMessage")){
sqlCmd.AddParameter("_messageID" ,NpgsqlDbType.Varchar,Guid.NewGuid().ToString());
sqlCmd.AddParameter("_user" ,NpgsqlDbType.Varchar,folderOwnerUser);
sqlCmd.AddParameter("_folder" ,NpgsqlDbType.Varchar,folder);
sqlCmd.AddParameter("_subject" ,NpgsqlDbType.Varchar,subject);
sqlCmd.AddParameter("_data" ,NpgsqlDbType.Bytea ,data);
DataSet ds = sqlCmd.Execute();
}
}
}
}
//----------------------------------------------------------------------------------------------//
//--- Delete folder
using(WSqlCommand sqlCmd = new WSqlCommand(m_ConStr,"lspr_DeleteFolder")){
sqlCmd.AddParameter("_folderOwnerUser",NpgsqlDbType.Varchar,folderOwnerUser);
sqlCmd.AddParameter("_folderName" ,NpgsqlDbType.Varchar,folder);
DataSet ds = sqlCmd.Execute();
}
}
/// <summary>
/// Gets message header + number of specified lines.
/// </summary>
/// <param name="accessingUser">User who accesses this method.
/// User needs r permission to call this method or Exception is thrown.
/// There is special user 'system' for which permission check is skipped.</param>
/// <param name="folderOwnerUser">User who's folder it is.</param>
/// <param name="folder">Folder what message top lines to get. For example: Inbox,Public Folders/Documnets .</param>
/// <param name="msgID">MessageID.</param>
/// <param name="nrLines">Number of lines to retrieve. NOTE: line counting starts at the end of header.</param>
/// <returns>Returns message header + number of specified lines.</returns>
public byte[] GetMessageTopLines(string accessingUser,string folderOwnerUser,string folder,string msgID,int nrLines)
{
/* Implementation notes:
*) Validate values. Throw ArgumnetExcetion if invalid values.
*) Ensure that user exists.
*) Normalize folder. Remove '/' from folder start and end, ... .
*) Do Shared Folders mapping.
*) Ensure that folder exists. Throw Exception if don't.
*) See if user has sufficient permissions. User requires 'r' permission.
There is builtin user system, skip ACL for it.
*) Get message top lines.
*/
//--- Validate values -------------------//
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
ArgsValidator.ValidateNotNull(msgID);
//---------------------------------------//
// Ensure that user exists.
if(!UserExists(folderOwnerUser)){
throw new Exception("User '" + folderOwnerUser + "' doesn't exist !");
}
// Normalize folder. Remove '/' from folder start and end.
folder = API_Utlis.NormalizeFolder(folder);
// Do Shared Folders mapping.
string originalFolder = folder;
SharedFolderMapInfo mappedFolder = MapSharedFolder(originalFolder);
if(mappedFolder.IsSharedFolder){
folderOwnerUser = mappedFolder.FolderOnwer;
folder = mappedFolder.Folder;
if(folderOwnerUser == "" || folder == ""){
throw new ArgumentException("Specified root folder '" + originalFolder + "' isn't accessible !");
}
}
// Ensure that folder exists. Throw Exception if don't.
if(!FolderExists(folderOwnerUser + "/" + folder)){
throw new Exception("Folder '" + folder + "' doesn't exist !");
}
// See if user has sufficient permissions. User requires 'r' permission.
// There is builtin user system, skip ACL for it.
if(accessingUser.ToLower() != "system"){
IMAP_ACL_Flags acl = GetUserACL(folderOwnerUser,folder,accessingUser);
if((acl & IMAP_ACL_Flags.r) == 0){
throw new InsufficientPermissionsException("Insufficient permissions for folder '" + accessingUser + "/" + folder + "' !");
}
}
//--- Get message top lines
if(nrLines < 50){
using(WSqlCommand sqlCmd = new WSqlCommand(m_ConStr,"lspr_GetMessageTopLines")){
sqlCmd.AddParameter("_userName" ,NpgsqlDbType.Varchar,folderOwnerUser);
sqlCmd.AddParameter("_folder" ,NpgsqlDbType.Varchar,folder);
sqlCmd.AddParameter("_messageID" ,NpgsqlDbType.Varchar,msgID);
return GetTopLines(new MemoryStream((byte[])sqlCmd.ExecuteScalar()),nrLines);
}
}
else{
EmailMessageItems msgItems = new EmailMessageItems(msgID,IMAP_MessageItems_enum.Message);
GetMessageItems(accessingUser,folderOwnerUser,folder,msgItems);
byte[] topLines = GetTopLines(msgItems.MessageStream,nrLines);
msgItems.MessageStream.Dispose();
return topLines;
}
}
/// <summary>
/// Creates copy of message to destination IMAP folder.
/// </summary>
/// <param name="accessingUser">User who accesses this method.
/// User needs r permission to call this method or Exception is thrown.
/// There is special user 'system' for which permission check is skipped.</param>
/// <param name="folderOwnerUser">User who's folder it is.</param>
/// <param name="folder">Folder what contains message to copy. For example: Inbox,Public Folders/Documnets .</param>
/// <param name="destFolderUser">Destination IMAP folder owner user name.</param>
/// <param name="destFolder">Destination IMAP folder name.</param>
/// <param name="message">IMAP message which to copy.</param>
public void CopyMessage(string accessingUser,string folderOwnerUser,string folder,string destFolderUser,string destFolder,LumiSoft.Net.IMAP.Server.IMAP_Message message)
{
/* Implementation notes:
*) Validate values. Throw ArgumnetExcetion if invalid values.
*) We don't need to map shared folder, check security, it done by GetMessage and StoreMessage methods.
*) Copy message.
*/
//--- Validate values -------------------//
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
ArgsValidator.ValidateUserName(destFolderUser);
ArgsValidator.ValidateFolder(destFolder);
ArgsValidator.ValidateNotNull(message);
//---------------------------------------//
//--- Copy message
//--- Copy message
EmailMessageItems msgItems = new EmailMessageItems(message.ID,IMAP_MessageItems_enum.Message);
GetMessageItems(accessingUser,folderOwnerUser,folder,msgItems);
StoreMessage("system",destFolderUser,destFolder,msgItems.MessageStream,message.InternalDate,message.Flags);
msgItems.MessageStream.Dispose();
}
/// <summary>
/// Deletes message from mailbox.
/// </summary>
/// <param name="accessingUser">User who accesses this method.
/// User needs r permission to call this method or Exception is thrown.
/// There is special user 'system' for which permission check is skipped.</param>
/// <param name="folderOwnerUser">User who's folder it is.</param>
/// <param name="folder">Folder what message to delete. For example: Inbox,Public Folders/Documnets .</param>
/// <param name="messageID">Message ID.</param>
/// <param name="uid">Message UID value.</param>
public void DeleteMessage(string accessingUser,string folderOwnerUser,string folder,string messageID,int uid)
{
/* Implementation notes:
*) Validate values. Throw ArgumnetExcetion if invalid values.
*) Ensure that user exists.
*) Normalize folder. Remove '/' from folder start and end, ... .
*) Do Shared Folders mapping.
*) Ensure that folder exists. Throw Exception if don't.
*) See if user has sufficient permissions. User requires 'd' permission.
There is builtin user system, skip ACL for it.
*) Fill messages info.
*/
//--- Validate values -------------------//
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
ArgsValidator.ValidateNotNull(messageID);
//---------------------------------------//
// Ensure that user exists.
if(!UserExists(folderOwnerUser)){
throw new Exception("User '" + folderOwnerUser + "' doesn't exist !");
}
// Normalize folder. Remove '/' from folder start and end.
folder = API_Utlis.NormalizeFolder(folder);
// Do Shared Folders mapping.
string originalFolder = folder;
SharedFolderMapInfo mappedFolder = MapSharedFolder(originalFolder);
if(mappedFolder.IsSharedFolder){
folderOwnerUser = mappedFolder.FolderOnwer;
folder = mappedFolder.Folder;
if(folderOwnerUser == "" || folder == ""){
throw new ArgumentException("Specified root folder '" + originalFolder + "' isn't accessible !");
}
}
// Ensure that folder exists. Throw Exception if don't.
if(!FolderExists(folderOwnerUser + "/" + folder)){
throw new Exception("Folder '" + folder + "' doesn't exist !");
}
// See if user has sufficient permissions. User requires 'd' permission.
// There is builtin user system, skip ACL for it.
if(accessingUser.ToLower() != "system"){
IMAP_ACL_Flags acl = GetUserACL(folderOwnerUser,folder,accessingUser);
if((acl & IMAP_ACL_Flags.d) == 0){
throw new InsufficientPermissionsException("Insufficient permissions for folder '" + accessingUser + "/" + folder + "' !");
}
}
//--- Recycle bin handling ----------------------------------------------------------------------//
if(Convert.ToBoolean(GetRecycleBinSettings().Rows[0]["DeleteToRecycleBin"])){
EmailMessageItems msgItems = new EmailMessageItems(messageID,IMAP_MessageItems_enum.Message | IMAP_MessageItems_enum.Envelope);
GetMessageItems("system",folderOwnerUser,folder,msgItems);
if(msgItems.MessageExists){
byte[] data = new byte[msgItems.MessageStream.Length];
msgItems.MessageStream.Read(data,0,data.Length);
using(WSqlCommand sqlCmd = new WSqlCommand(m_ConStr,"lspr_StoreRecycleBinMessage")){
sqlCmd.AddParameter("_messageID" ,NpgsqlDbType.Varchar,Guid.NewGuid().ToString());
sqlCmd.AddParameter("_user" ,NpgsqlDbType.Varchar,folderOwnerUser);
sqlCmd.AddParameter("_folder" ,NpgsqlDbType.Varchar,folder);
sqlCmd.AddParameter("_size" ,NpgsqlDbType.Bigint ,data.Length);
sqlCmd.AddParameter("_envelope" ,NpgsqlDbType.Varchar,msgItems.Envelope);
sqlCmd.AddParameter("_data" ,NpgsqlDbType.Bytea ,data);
DataSet ds = sqlCmd.Execute();
}
}
}
//----------------------------------------------------------------------------------------------//
//--- Delete message
using(WSqlCommand sqlCmd = new WSqlCommand(m_ConStr,"lspr_DeleteMessage")){
sqlCmd.AddParameter("_userName" ,NpgsqlDbType.Varchar,folderOwnerUser);
sqlCmd.AddParameter("_folder" ,NpgsqlDbType.Varchar,folder);
sqlCmd.AddParameter("_messageID" ,NpgsqlDbType.Varchar,messageID);
DataSet ds = sqlCmd.Execute();
}
}
/// <summary>
/// Gets specified message specified items.
/// </summary>
/// <param name="accessingUser">User who accesses this method.
/// User needs r permission to call this method or Exception is thrown.
/// There is special user 'system' for which permission check is skipped.</param>
/// <param name="folderOwnerUser">User who's folder it is.</param>
/// <param name="folder">Folder what message to delete. For example: Inbox,Public Folders/Documnets .</param>
/// <param name="e">MessageItems info.</param>
public void GetMessageItems(string accessingUser,string folderOwnerUser,string folder,EmailMessageItems e)
{
/* Implementation notes:
*) Validate values. Throw ArgumnetExcetion if invalid values.
*) Ensure that user exists.
*) Normalize folder. Remove '/' from folder start and end, ... .
*) Do Shared Folders mapping.
*) Ensure that folder exists. Throw Exception if don't.
*) See if user has sufficient permissions. User requires 'r' permission.
There is builtin user system, skip ACL for it.
*) Store message.
*/
//--- Validate values -------------------//
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
ArgsValidator.ValidateNotNull(e);
//---------------------------------------//
// Ensure that user exists.
if(!UserExists(folderOwnerUser)){
throw new Exception("User '" + folderOwnerUser + "' doesn't exist !");
}
// Normalize folder. Remove '/' from folder start and end.
folder = API_Utlis.NormalizeFolder(folder);
// Do Shared Folders mapping.
string originalFolder = folder;
SharedFolderMapInfo mappedFolder = MapSharedFolder(originalFolder);
if(mappedFolder.IsSharedFolder){
folderOwnerUser = mappedFolder.FolderOnwer;
folder = mappedFolder.Folder;
if(folderOwnerUser == "" || folder == ""){
throw new ArgumentException("Specified root folder '" + originalFolder + "' isn't accessible !");
}
}
// Ensure that folder exists. Throw Exception if don't.
if(!FolderExists(folderOwnerUser + "/" + folder)){
throw new Exception("Folder '" + folder + "' doesn't exist !");
}
// See if user has sufficient permissions. User requires 'r' permission.
// There is builtin user system, skip ACL for it.
if(accessingUser.ToLower() != "system"){
IMAP_ACL_Flags acl = GetUserACL(folderOwnerUser,folder,accessingUser);
if((acl & IMAP_ACL_Flags.r) == 0){
throw new InsufficientPermissionsException("Insufficient permissions for folder '" + accessingUser + "/" + folder + "' !");
}
}
//--- Get message
using(WSqlCommand sqlCmd = new WSqlCommand(m_ConStr,"lspr_GetMessagesItems")){
sqlCmd.AddParameter("_userName" ,NpgsqlDbType.Varchar,folderOwnerUser);
sqlCmd.AddParameter("_folder" ,NpgsqlDbType.Varchar,folder);
sqlCmd.AddParameter("_messageID" ,NpgsqlDbType.Varchar,e.MessageID);
DataSet ds = sqlCmd.Execute();
ds.Tables[0].TableName = "lsMailStore";
if((e.MessageItems & IMAP_MessageItems_enum.BodyStructure) != 0){
e.BodyStructure = System.Text.Encoding.Default.GetString((byte[])ds.Tables["lsMailStore"].Rows[0]["ImapBody"]).Substring(5);
}
if((e.MessageItems & IMAP_MessageItems_enum.Envelope) != 0){
e.Envelope = System.Text.Encoding.Default.GetString((byte[])ds.Tables["lsMailStore"].Rows[0]["ImapEnvelope"]);
}
if((e.MessageItems & IMAP_MessageItems_enum.Header) != 0){
e.Header = GetTopLines(new MemoryStream((byte[])ds.Tables["lsMailStore"].Rows[0]["TopLines"]),0);
}
if((e.MessageItems & IMAP_MessageItems_enum.Message) != 0){
using(WSqlCommand sqlCmd2 = new WSqlCommand(m_ConStr,"lspr_GetMessage")){
sqlCmd2.AddParameter("_userName" ,NpgsqlDbType.Varchar,folderOwnerUser);
sqlCmd2.AddParameter("_folder" ,NpgsqlDbType.Varchar,folder);
sqlCmd2.AddParameter("_messageID" ,NpgsqlDbType.Varchar,e.MessageID);
DataSet ds2 = sqlCmd2.Execute();
ds2.Tables[0].TableName = "lsMailStore";
e.MessageStream = new MemoryStream((byte[])ds2.Tables["lsMailStore"].Rows[0]["Data"]);
}
}
}
}
public void GetMessageItems(string accessingUser, string folderOwnerUser, string folder, EmailMessageItems e)
{
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
ArgsValidator.ValidateNotNull(e);
if (!this.UserExists(folderOwnerUser))
{
throw new Exception("User '" + folderOwnerUser + "' doesn't exist !");
}
folder = API_Utlis.NormalizeFolder(folder);
string text = folder;
xml_API.SharedFolderMapInfo sharedFolderMapInfo = this.MapSharedFolder(text);
if (sharedFolderMapInfo.IsSharedFolder)
{
folderOwnerUser = sharedFolderMapInfo.FolderOnwer;
folder = sharedFolderMapInfo.Folder;
if (folderOwnerUser == "" || folder == "")
{
throw new ArgumentException("Specified root folder '" + text + "' isn't accessible !");
}
}
if (!this.FolderExists(folderOwnerUser + "/" + folder))
{
throw new Exception("Folder '" + folder + "' doesn't exist !");
}
if (accessingUser.ToLower() != "system")
{
IMAP_ACL_Flags userACL = this.GetUserACL(folderOwnerUser, folder, accessingUser);
if ((userACL & IMAP_ACL_Flags.r) == IMAP_ACL_Flags.None)
{
throw new InsufficientPermissionsException(string.Concat(new string[]
{
"Insufficient permissions for folder '",
accessingUser,
"/",
folder,
"' !"
}));
}
}
string str = API_Utlis.DirectoryExists(API_Utlis.PathFix(string.Concat(new string[]
{
this.m_MailStorePath,
"Mailboxes\\",
folderOwnerUser,
"\\",
IMAP_Utils.Encode_IMAP_UTF7_String(folder)
})));
string text2 = API_Utlis.FileExists(API_Utlis.PathFix(str + "\\" + e.MessageID + ".eml"));
if (text2 != null)
{
if ((e.MessageItems & (IMAP_MessageItems_enum)18) != IMAP_MessageItems_enum.None)
{
bool flag = true;
FileStream fileStream = File.Open(text2, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite);
new _InternalHeader(fileStream);
long position = fileStream.Position;
if ((e.MessageItems & IMAP_MessageItems_enum.Header) != IMAP_MessageItems_enum.None)
{
fileStream.Position = position;
e.Header = this.GetTopLines(fileStream, 0);
}
if ((e.MessageItems & IMAP_MessageItems_enum.Message) != IMAP_MessageItems_enum.None)
{
fileStream.Position = position;
e.MessageStream = fileStream;
flag = false;
}
if (flag)
{
fileStream.Dispose();
return;
}
}
}
else
{
e.MessageExists = false;
}
}
public void CopyMessage(string accessingUser, string folderOwnerUser, string folder, string destFolderUser, string destFolder, IMAP_MessageInfo messageInfo)
{
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
ArgsValidator.ValidateUserName(destFolderUser);
ArgsValidator.ValidateFolder(destFolder);
ArgsValidator.ValidateNotNull(messageInfo);
EmailMessageItems emailMessageItems = new EmailMessageItems(messageInfo.ID, IMAP_MessageItems_enum.Message);
this.GetMessageItems(accessingUser, folderOwnerUser, folder, emailMessageItems);
this.StoreMessage("system", destFolderUser, destFolder, emailMessageItems.MessageStream, messageInfo.InternalDate, messageInfo.Flags);
emailMessageItems.MessageStream.Dispose();
}
/// <summary>
/// Gets specified message specified items.
/// </summary>
/// <param name="accessingUser">User who accesses this method.
/// User needs r permission to call this method or Exception is thrown.
/// There is special user 'system' for which permission check is skipped.</param>
/// <param name="folderOwnerUser">User who's folder it is.</param>
/// <param name="folder">Folder what message to delete. For example: Inbox,Public Folders/Documnets .</param>
/// <param name="e">MessageItems info.</param>
public void GetMessageItems(string accessingUser,string folderOwnerUser,string folder,EmailMessageItems e)
{
/* Implementation notes:
*) Validate values. Throw ArgumnetExcetion if invalid values.
*) Ensure that user exists.
*) Normalize folder. Remove '/' from folder start and end, ... .
*) Do Shared Folders mapping.
*) Ensure that folder exists. Throw Exception if don't.
*) See if user has sufficient permissions. User requires 'r' permission.
There is builtin user system, skip ACL for it.
*) Store message.
*/
//--- Validate values -------------------//
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
ArgsValidator.ValidateNotNull(e);
//---------------------------------------//
// Ensure that user exists.
if(!UserExists(folderOwnerUser)){
throw new Exception("User '" + folderOwnerUser + "' doesn't exist !");
}
// Normalize folder. Remove '/' from folder start and end.
folder = API_Utlis.NormalizeFolder(folder);
// Do Shared Folders mapping.
string originalFolder = folder;
SharedFolderMapInfo mappedFolder = MapSharedFolder(originalFolder);
if(mappedFolder.IsSharedFolder){
folderOwnerUser = mappedFolder.FolderOnwer;
folder = mappedFolder.Folder;
if(folderOwnerUser == "" || folder == ""){
throw new ArgumentException("Specified root folder '" + originalFolder + "' isn't accessible !");
}
}
// Ensure that folder exists. Throw Exception if don't.
if(!FolderExists(folderOwnerUser + "/" + folder)){
throw new Exception("Folder '" + folder + "' doesn't exist !");
}
// See if user has sufficient permissions. User requires 'r' permission.
// There is builtin user system, skip ACL for it.
if(accessingUser.ToLower() != "system"){
IMAP_ACL_Flags acl = GetUserACL(folderOwnerUser,folder,accessingUser);
if((acl & IMAP_ACL_Flags.r) == 0){
throw new InsufficientPermissionsException("Insufficient permissions for folder '" + accessingUser + "/" + folder + "' !");
}
}
//--- Get message
string folderPath = API_Utlis.DirectoryExists(API_Utlis.PathFix(m_MailStorePath + "Mailboxes\\" + folderOwnerUser + "\\" + Core.Encode_IMAP_UTF7_String(folder)));
string msgFile = API_Utlis.FileExists(API_Utlis.PathFix(folderPath + "\\" + e.MessageID + ".eml"));
// Check if file exists
if(msgFile != null){
if((e.MessageItems & (IMAP_MessageItems_enum.BodyStructure | IMAP_MessageItems_enum.Envelope)) != 0){
// Using OpenOrCreateFile ensures that multiple .info files constructions won't happen at same time.
// This can happen if multiple sessions want same message at same time.
using(FileStream fs = OpenOrCreateFile(API_Utlis.PathFix(folderPath + "\\" + e.MessageID + ".info"),10000)){
DataSet dsMessageInfo = new DataSet("dsMessageInfo");
dsMessageInfo.Tables.Add("MessageInfo");
dsMessageInfo.Tables["MessageInfo"].Columns.Add("ImapEnvelope");
dsMessageInfo.Tables["MessageInfo"].Columns.Add("ImapBody");
// Message info file doesn't exist, create it
if(fs.Length == 0){
Mime m = null;
try{
m = Mime.Parse(msgFile);
}
// Invalid message, parsing failed
catch{
m = Mime.CreateSimple(new AddressList(),new AddressList(),"BAD Message","This is BAD message, mail server failed to parse it !","");
}
DataRow dr = dsMessageInfo.Tables["MessageInfo"].NewRow();
dr["ImapEnvelope"] = IMAP_Envelope.ConstructEnvelope(m.MainEntity);
dr["ImapBody"] = IMAP_BODY.ConstructBodyStructure(m,false);
dsMessageInfo.Tables["MessageInfo"].Rows.Add(dr);
dsMessageInfo.WriteXml(fs);
}
// Load message info
else{
dsMessageInfo.ReadXml(fs);
}
e.Envelope = dsMessageInfo.Tables["MessageInfo"].Rows[0]["ImapEnvelope"].ToString();
// Remove word BODY, currently internal header adds it.
e.BodyStructure = dsMessageInfo.Tables["MessageInfo"].Rows[0]["ImapBody"].ToString().Substring(5);
}
}
if((e.MessageItems & (IMAP_MessageItems_enum.Header | IMAP_MessageItems_enum.Message)) != 0){
bool closeStream = true;
// TODO: Cheage to FileAccess.Read in next versions
FileStream fs = File.Open(msgFile,FileMode.Open,FileAccess.ReadWrite,FileShare.ReadWrite);
// Just skip internal header
_InternalHeader internalHeader = new _InternalHeader(fs);
long initialPosition = fs.Position;
if((e.MessageItems & IMAP_MessageItems_enum.Header) != 0){
fs.Position = initialPosition;
e.Header = GetTopLines(fs,0);
}
if((e.MessageItems & IMAP_MessageItems_enum.Message) != 0){
fs.Position = initialPosition;
e.MessageStream = fs;
// Don't close stream, it will be closed by IMAP server when all done.
closeStream = false;
}
if(closeStream){
fs.Dispose();
}
}
}
else{
e.MessageExists = false;
}
}
/// <summary>
/// Gets specified message specified items.
/// </summary>
/// <param name="accessingUser">User who accesses this method.
/// User needs r permission to call this method or Exception is thrown.
/// There is special user 'system' for which permission check is skipped.</param>
/// <param name="folderOwnerUser">User who's folder it is.</param>
/// <param name="folder">Folder what message to delete. For example: Inbox,Public Folders/Documnets .</param>
/// <param name="e">MessageItems info.</param>
public void GetMessageItems(string accessingUser,string folderOwnerUser,string folder,EmailMessageItems e)
{
/* Implementation notes:
*) Validate values. Throw ArgumnetExcetion if invalid values.
*) Ensure that user exists.
*) Normalize folder. Remove '/' from folder start and end, ... .
*) Do Shared Folders mapping.
*) Ensure that folder exists. Throw Exception if don't.
*) See if user has sufficient permissions. User requires 'r' permission.
There is builtin user system, skip ACL for it.
*) Store message.
*/
//--- Validate values -------------------//
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
ArgsValidator.ValidateNotNull(e);
//---------------------------------------//
// Ensure that user exists.
if(!UserExists(folderOwnerUser)){
throw new Exception("User '" + folderOwnerUser + "' doesn't exist !");
}
// Normalize folder. Remove '/' from folder start and end.
folder = API_Utlis.NormalizeFolder(folder);
// Do Shared Folders mapping.
string originalFolder = folder;
SharedFolderMapInfo mappedFolder = MapSharedFolder(originalFolder);
if(mappedFolder.IsSharedFolder){
folderOwnerUser = mappedFolder.FolderOnwer;
folder = mappedFolder.Folder;
if(folderOwnerUser == "" || folder == ""){
throw new ArgumentException("Specified root folder '" + originalFolder + "' isn't accessible !");
}
}
// Ensure that folder exists. Throw Exception if don't.
if(!FolderExists(folderOwnerUser + "/" + folder)){
throw new Exception("Folder '" + folder + "' doesn't exist !");
}
// See if user has sufficient permissions. User requires 'r' permission.
// There is builtin user system, skip ACL for it.
if(accessingUser.ToLower() != "system"){
IMAP_ACL_Flags acl = GetUserACL(folderOwnerUser,folder,accessingUser);
if((acl & IMAP_ACL_Flags.r) == 0){
throw new InsufficientPermissionsException("Insufficient permissions for folder '" + accessingUser + "/" + folder + "' !");
}
}
//--- Get message
string folderPath = API_Utlis.DirectoryExists(API_Utlis.PathFix(m_MailStorePath + "Mailboxes\\" + folderOwnerUser + "\\" + IMAP_Utils.Encode_IMAP_UTF7_String(folder)));
string msgFile = API_Utlis.FileExists(API_Utlis.PathFix(folderPath + "\\" + e.MessageID + ".eml"));
// Check if file exists
if(msgFile != null){
if((e.MessageItems & (IMAP_MessageItems_enum.Header | IMAP_MessageItems_enum.Message)) != 0){
bool closeStream = true;
// TODO: Change to FileAccess.Read in next versions
FileStream fs = File.Open(msgFile,FileMode.Open,FileAccess.ReadWrite,FileShare.ReadWrite);
// Just skip internal header
_InternalHeader internalHeader = new _InternalHeader(fs);
long initialPosition = fs.Position;
if((e.MessageItems & IMAP_MessageItems_enum.Header) != 0){
fs.Position = initialPosition;
e.Header = GetTopLines(fs,0);
}
if((e.MessageItems & IMAP_MessageItems_enum.Message) != 0){
fs.Position = initialPosition;
e.MessageStream = fs;
// Don't close stream, it will be closed by POP3/IMAP server when all done.
closeStream = false;
}
if(closeStream){
fs.Dispose();
}
}
}
else{
e.MessageExists = false;
}
}
/// <summary>
/// Gets specified message specified items.
/// </summary>
/// <param name="accessingUser">User who accesses this method.
/// User needs r permission to call this method or Exception is thrown.
/// There is special user 'system' for which permission check is skipped.</param>
/// <param name="folderOwnerUser">User who's folder it is.</param>
/// <param name="folder">Folder what message to delete. For example: Inbox,Public Folders/Documnets .</param>
/// <param name="e">MessageItems info.</param>
public void GetMessageItems(string accessingUser,string folderOwnerUser,string folder,EmailMessageItems e)
{
/* Implementation notes:
*) Validate values. Throw ArgumnetExcetion if invalid values.
*) Ensure that user exists.
*) Normalize folder. Remove '/' from folder start and end, ... .
*) Do Shared Folders mapping.
*) Ensure that folder exists. Throw Exception if don't.
*) See if user has sufficient permissions. User requires 'r' permission.
There is builtin user system, skip ACL for it.
*) Store message.
*/
//--- Validate values -------------------//
ArgsValidator.ValidateUserName(folderOwnerUser);
ArgsValidator.ValidateFolder(folder);
ArgsValidator.ValidateNotNull(e);
//---------------------------------------//
// Ensure that user exists.
if(!UserExists(folderOwnerUser)){
throw new Exception("User '" + folderOwnerUser + "' doesn't exist !");
}
// Normalize folder. Remove '/' from folder start and end.
folder = API_Utlis.NormalizeFolder(folder);
// Do Shared Folders mapping.
string originalFolder = folder;
SharedFolderMapInfo mappedFolder = MapSharedFolder(originalFolder);
if(mappedFolder.IsSharedFolder){
folderOwnerUser = mappedFolder.FolderOnwer;
folder = mappedFolder.Folder;
if(folderOwnerUser == "" || folder == ""){
throw new ArgumentException("Specified root folder '" + originalFolder + "' isn't accessible !");
}
}
// Ensure that folder exists. Throw Exception if don't.
if(!FolderExists(folderOwnerUser + "/" + folder)){
throw new Exception("Folder '" + folder + "' doesn't exist !");
}
// See if user has sufficient permissions. User requires 'r' permission.
// There is builtin user system, skip ACL for it.
if(accessingUser.ToLower() != "system"){
IMAP_ACL_Flags acl = GetUserACL(folderOwnerUser,folder,accessingUser);
if((acl & IMAP_ACL_Flags.r) == 0){
throw new InsufficientPermissionsException("Insufficient permissions for folder '" + accessingUser + "/" + folder + "' !");
}
}
//--- Get message
using(WSqlCommand sqlCmd = new WSqlCommand(m_ConStr,"lspr_GetMessage")){
sqlCmd.AddParameter("@MessageID" ,SqlDbType.NVarChar,e.MessageID);
sqlCmd.AddParameter("@Mailbox" ,SqlDbType.NVarChar,folderOwnerUser);
sqlCmd.AddParameter("@Folder" ,SqlDbType.NVarChar,folder);
DataSet ds = sqlCmd.Execute();
ds.Tables[0].TableName = "lsMailStore";
byte[] data = (byte[])ds.Tables["lsMailStore"].Rows[0]["Data"];
Mime m = null;
if((e.MessageItems & IMAP_MessageItems_enum.BodyStructure) != 0 || (e.MessageItems & IMAP_MessageItems_enum.Envelope) != 0){
try{
m = Mime.Parse(data);
}
catch(Exception x){
m = LumiSoft.Net.Mime.Mime.CreateSimple(new AddressList(),new AddressList(),"[BAD MESSAGE] Bad message, message parsing failed !","NOTE: Bad message, message parsing failed !\r\n\r\n" + x.Message,"");
}
}
if((e.MessageItems & IMAP_MessageItems_enum.BodyStructure) != 0){
e.BodyStructure = IMAP_BODY.ConstructBodyStructure(m,false).Substring(5);
}
if((e.MessageItems & IMAP_MessageItems_enum.Envelope) != 0){
e.Envelope = IMAP_Envelope.ConstructEnvelope(m.MainEntity);
}
if((e.MessageItems & IMAP_MessageItems_enum.Header) != 0){
e.Header = GetTopLines(new MemoryStream(data),0);
}
if((e.MessageItems & IMAP_MessageItems_enum.Message) != 0){
e.MessageStream = new MemoryStream(data);
}
}
}
private void IMAP_Server_GetMessageItems(object sender,IMAP_eArgs_MessageItems e)
{
string userName = e.Session.UserName;
string folder = e.Session.SelectedMailbox;
EmailMessageItems eArgs = new EmailMessageItems(e.MessageInfo.ID,e.MessageItems);
m_pApi.GetMessageItems(userName,userName,folder,eArgs);
eArgs.CopyTo(e);
}
private void POP3_Server_GetMessageStream(object sender,POP3_eArgs_GetMessageStream e)
{
try{
EmailMessageItems eArgs = new EmailMessageItems(e.MessageInfo.ID,IMAP_MessageItems_enum.Message);
m_pApi.GetMessageItems(e.Session.UserName,e.Session.UserName,"Inbox",eArgs);
e.MessageExists = eArgs.MessageExists;
if(eArgs.MessageStream != null){
e.MessageStream = eArgs.MessageStream;
}
}
catch(Exception x){
Error.DumpError(this.Name,x,new System.Diagnostics.StackTrace());
}
}
private void m_pPop3Server_Session_GetMessageStream(object sender,POP3_e_GetMessageStream e)
{
try{
string userName = ((POP3_Session)sender).AuthenticatedUserIdentity.Name;
EmailMessageItems eArgs = new EmailMessageItems(e.Message.Tag.ToString(),IMAP_MessageItems_enum.Message);
m_pApi.GetMessageItems(userName,userName,"Inbox",eArgs);
if(eArgs.MessageStream != null){
e.MessageStream = eArgs.MessageStream;
}
}
catch(Exception x){
Error.DumpError(this.Name,x,new System.Diagnostics.StackTrace());
}
}
private void m_pImapServer_Session_Fetch(object sender,IMAP_e_Fetch e)
{
try{
IMAP_Session ses = (IMAP_Session)sender;
foreach(IMAP_MessageInfo msgInfo in e.MessagesInfo){
if(e.FetchDataType == IMAP_Fetch_DataType.MessageHeader){
EmailMessageItems eArgs = new EmailMessageItems(msgInfo.ID,IMAP_MessageItems_enum.Header);
m_pApi.GetMessageItems(ses.AuthenticatedUserIdentity.Name,ses.AuthenticatedUserIdentity.Name,ses.SelectedFolderName,eArgs);
Mail_Message msg = null;
try{
if(eArgs.MessageExists){
msg = Mail_Message.ParseFromByte(eArgs.Header);
}
else{
msg = GenerateMessageMissing();
}
}
catch{
msg = API_Utlis.GenerateBadMessage(new MemoryStream(eArgs.Header));
}
e.AddData(msgInfo,msg);
}
else if(e.FetchDataType == IMAP_Fetch_DataType.MessageStructure){
EmailMessageItems eArgs = new EmailMessageItems(msgInfo.ID,IMAP_MessageItems_enum.Message);
m_pApi.GetMessageItems(ses.AuthenticatedUserIdentity.Name,ses.AuthenticatedUserIdentity.Name,ses.SelectedFolderName,eArgs);
Mail_Message msg = null;
try{
if(eArgs.MessageExists){
msg = Mail_Message.ParseFromStream(eArgs.MessageStream);
}
else{
msg = GenerateMessageMissing();
MemoryStream ms = new MemoryStream(msg.ToByte(new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q,Encoding.UTF8),Encoding.UTF8));
eArgs.MessageStream = ms;
}
}
catch{
msg = API_Utlis.GenerateBadMessage(eArgs.MessageStream);
}
e.AddData(msgInfo,msg);
eArgs.MessageStream.Close();
}
else{
EmailMessageItems eArgs = new EmailMessageItems(msgInfo.ID,IMAP_MessageItems_enum.Message);
m_pApi.GetMessageItems(ses.AuthenticatedUserIdentity.Name,ses.AuthenticatedUserIdentity.Name,ses.SelectedFolderName,eArgs);
Mail_Message msg = null;
try{
if(eArgs.MessageExists){
msg = Mail_Message.ParseFromStream(eArgs.MessageStream);
}
else{
msg = GenerateMessageMissing();
MemoryStream ms = new MemoryStream(msg.ToByte(new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q,Encoding.UTF8),Encoding.UTF8));
eArgs.MessageStream = ms;
}
}
catch{
msg = API_Utlis.GenerateBadMessage(eArgs.MessageStream);
}
e.AddData(msgInfo,msg);
eArgs.MessageStream.Close();
}
}
}
catch(Exception x){
e.Response = new IMAP_r_ServerStatus(e.Response.CommandTag,"NO","Error: " + x.Message);
}
}
