四个问题，欢迎来看看（广告之后，马上回来）

[ou630j]

1 idpop3正文的接收的解码？

我知道用IdDecoderMIME1可以解码，但问题是他只解前面一部份的，后面断开的就不解码了，然后我用消除空值，消除回车，消除换行还是解决不了

谁做过相关的解码工作，求教？

2如何把文件上传到指定的服务器文件夹，如果没有该文件夹就创建这个路径
求教高手（不能用copyfile）
也不能用idhttp，用idhttp就只能打开网址，可我的不是网址，只能靠一个IP加上路径，没有办法识别


3如何在把一个IP地址指向的文件夹的文件下载到本地，求教




4帮顶有分

[de410]

帮顶一下~~

[Corn1]

1. 不知道
2. FTP？
3. Http.Get，最简单的方法
4. 帮顶...

[starluck]

UP

[zqdue]

1.帮顶
2.帮顶
3.帮顶

[wsxcdx]

up

[kv2002]

友情助顶，等待高手

[ou630j]

等待高手

[faith10099]

有以为是广告帖呢

[纯冰糖]

帮顶

[gwhdaxia]

UP

[mandarin]

[Quote=引用 4 楼 zqdue 的回复:]
1.帮顶
2.帮顶
3.帮顶
[/Quote]
帮顶

[7年]

UP

[lcgboy]

1,用一下代码解码：

unit MyMailBase64;

interface

uses
  Windows, SysUtils, StrUtils, Classes;
function GetMailTitle(const Value: string): string;
function GetMailSender(const value: string): string;
function MailDeCode(const src: string): string;
function Base64Decode(mCode: string): string;
const
  cBase64: string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';

implementation

procedure StrToStrList(sign: string; str: string; var StrList: TStringList);
var
  temp: string;
begin
  StrList.Text := '';
  while Pos(sign, str) > 0 do
  begin
    temp := Copy(str, 1, Pos(sign, str) - 1);
    Delete(str, 1, Pos(sign, str) + Length(sign) - 1);
    StrList.Add(temp);
  end;
  if Length(str) > 0 then
    StrList.Add(str);
end;

function MailDeCode(const src: string): string;
var
  i, Pos1, pos2, pos3: Integer;
  post: string;
  srclist: Tstringlist;
  function Decoder(const s: string): string;
  var
    s1, s2, s3: Integer;
    t, v: string;
    Encoding: Char;
    hex, step: Integer;
    a1: array[1..4] of Byte;
    b1: array[1..4] of Byte;
    j: Integer;
    byte_ptr, real_bytes: Integer;
  begin
    s1 := Pos('=?', s);
    s2 := 1;
    hex := 0;
    if s1 > 0 then
      for s2 := Length(s) - 1 downto 1 do
        if Copy(s, s2, 2) = '?=' then Break;
    if (s1 = 0) or (s2 = 1) then
    begin
      Result := s;
      Exit;
    end;
    t := Copy(s, s1 + 2, s2 - s1 - 2);
    s3 := Pos('?', t);
    Delete(t, 1, s3);
    if t = '' then
    begin
      Result := s;
      Exit;
    end;
    Encoding := t[1];
    Delete(t, 1, 2);
    v := '';
    step := 0;
    case Encoding of
      'Q':
        while t <> '' do
        begin
          case step of
            0: begin
                case t[1] of
                  '_': v := v + ' ';
                  '=': step := 1;
                else
                  v := v + t[1];
                end;
              end;
            1: begin
                if t[1] <= '9' then hex := (Ord(t[1]) - ord('0')) * 16
                else hex := (Ord(t[1]) - 55) * 16;
                step := 2;
              end;
            2: begin
                if t[1] <= '9' then hex := hex + (Ord(t[1]) - Ord('0'))
                else hex := hex + Ord(t[1]) - 55;
                step := 0;
              end;
          end;
          Delete(t, 1, 1);
        end;
      'B': begin
          byte_ptr := 0;
          for j := 1 to Length(t) do
          begin
            Inc(byte_ptr);
            case t[j] of
              'A'..'Z': a1[byte_ptr] := Ord(t[j]) - 65;
              'a'..'z': a1[byte_ptr] := Ord(t[j]) - 71;
              '0'..'9': a1[byte_ptr] := Ord(t[j]) + 4;
              '+': a1[byte_ptr] := 62;
              '/': a1[byte_ptr] := 63;
              '=': a1[byte_ptr] := 64;
            end;
            if byte_ptr = 4 then
            begin
              byte_ptr := 0;
              real_bytes := 3;
              if a1[1] = 64 then real_bytes := 0;
              if a1[3] = 64 then begin
                a1[3] := 0;
                a1[4] := 0;
                real_bytes := 1;
              end;
              if a1[4] = 64 then begin
                a1[4] := 0;
                real_bytes := 2;
              end;
              b1[1] := a1[1] * 4 + (a1[2] div 16);
              b1[2] := (a1[2] mod 16) * 16 + (a1[3] div 4);
              b1[3] := (a1[3] mod 4) * 64 + a1[4];
              if real_bytes > 0 then
                v := v + chr(b1[1]);
              if real_bytes > 1 then
                v := v + chr(b1[2]);
              if real_bytes > 2 then
                v := v + chr(b1[3]);
            end;
          end;
        end;
    end;
    Result := Copy(s, 1, s1 - 1) + v + Copy(s, s2, Length(s));
    if Pos('***SPAM***', Result) > 0 then
      Result := Copy(Result, Pos('-', Result) + 1, Length(Result));
      //Result := Copy(Result, Pos('-', Result) + 1, Length(Result) - pos('-', Result));
  end;
begin
  Pos1 := Pos('=?', src);
  pos2 := 1;
  if Pos1 > 0 then
    for pos2 := Length(src) - 1 downto 1 do
      if Copy(src, pos2, 2) = '?=' then Break;
  if (Pos1 = 0) or (pos2 = 1) then begin
    Result := src;
    Exit;
  end;
  post := Copy(src, Pos1 + 2, pos2 - 2 - pos1);
  pos3 := Pos('?', post);
  Delete(post, 1, pos3);
  if post = '' then
  begin
    Result := src;
    Exit;
  end;
  srclist := TStringList.Create;
  try
    srclist.Clear;
    StrToStrList('   ', src, srclist);
    Result := '';
    for i := 0 to srclist.Count - 1 do
    begin
      post := srclist.Strings[i];
      Result := Result + Decoder(post);
    end;
  finally
    srclist.Free;
  end;
  //去掉最后的'?='
  if Pos('?=', Result) > 0 then
    Delete(Result, Pos('?=', Result), 2);
end;

function QuotedPrintableEncode(mSource: string): string;
var
  I, J: Integer;
begin
  Result := '';
  J := 0;
  for I := 1 to Length(mSource) do begin
    if mSource[I] in [#32..#127, #13, #10] - ['='] then begin
      Result := Result + mSource[I];
      Inc(J);
    end else begin
      Result := Result + '=' + IntToHex(Ord(mSource[I]), 2);
      Inc(J, 3);
    end;
    if mSource[I] in [#13, #10] then J := 0;
    if J >= 70 then begin
      Result := Result + #13#10;
      J := 0;
    end;
  end;
end; {   QuotedPrintableEncode   }

[lcgboy]

function QuotedPrintableEncode(mSource: string): string;
var
  I, J: Integer;
begin
  Result := '';
  J := 0;
  for I := 1 to Length(mSource) do begin
    if mSource[I] in [#32..#127, #13, #10] - ['='] then begin
      Result := Result + mSource[I];
      Inc(J);
    end else begin
      Result := Result + '=' + IntToHex(Ord(mSource[I]), 2);
      Inc(J, 3);
    end;
    if mSource[I] in [#13, #10] then J := 0;
    if J >= 70 then begin
      Result := Result + #13#10;
      J := 0;
    end;
  end;
end; {   QuotedPrintableEncode   }

function QuotedPrintableDecode(mCode: string): string;
var
  I, J, L: Integer;
begin
  Result := '';
  J := 0;
  mCode := AdjustLineBreaks(mCode);
  L := Length(mCode);
  I := 1;
  while I <= L do begin
    if mCode[I] = '=' then begin
      Result := Result + Chr(StrToIntDef('$' + Copy(mCode, I + 1, 2), 0));
      Inc(J, 3);
      Inc(I, 3);
    end else if mCode[I] in [#13, #10] then begin
      if J < 70 then Result := Result + mCode[I];
      if mCode[I] = #10 then J := 0;
      Inc(I);
    end else begin
      Result := Result + mCode[I];
      Inc(J);
      Inc(I);
    end;
  end;
end; {   QuotedPrintableDecode   }

function Base64Encode(mSource: string; mAddLine: Boolean = True): string;
var
  I, J: Integer;
  S: string;
begin
  Result := '';
  J := 0;
  for I := 0 to Length(mSource) div 3 - 1 do begin
    S := Copy(mSource, I * 3 + 1, 3);
    Result := Result + cBase64[Ord(S[1]) shr 2 + 1];
    Result := Result + cBase64[((Ord(S[1]) and $03) shl 4) + (Ord(S[2]) shr 4) + 1];
    Result := Result + cBase64[((Ord(S[2]) and $0F) shl 2) + (Ord(S[3]) shr 6) + 1];
    Result := Result + cBase64[Ord(S[3]) and $3F + 1];
    if mAddLine then begin
      Inc(J, 4);
      if J >= 76 then begin
        Result := Result + #13#10;
        J := 0;
      end;
    end;
  end;
  I := Length(mSource) div 3;
  S := Copy(mSource, I * 3 + 1, 3);
  case Length(S) of
    1: begin
        Result := Result + cBase64[Ord(S[1]) shr 2 + 1];
        Result := Result + cBase64[(Ord(S[1]) and $03) shl 4 + 1];
        Result := Result + cBase64[65];
        Result := Result + cBase64[65];
      end;
    2: begin
        Result := Result + cBase64[Ord(S[1]) shr 2 + 1];
        Result := Result + cBase64[((Ord(S[1]) and $03) shl 4) + (Ord(S[2]) shr 4) + 1];
        Result := Result + cBase64[(Ord(S[2]) and $0F) shl 2 + 1];
        Result := Result + cBase64[65];
      end;
  end;
end; {   Base64Encode   }

function Base64Decode(mCode: string): string;
var
  I, L: Integer;
  S: string;
begin
  Result := '';
  L := Length(mCode);
  I := 1;
  while I <= L do begin
    if Pos(mCode[I], cBase64) > 0 then begin
      S := Copy(mCode, I, 4);
      if (Length(S) = 4) then begin
        Result := Result + Chr((Pos(S[1], cBase64) - 1) shl 2 +
          (Pos(S[2], cBase64) - 1) shr 4);
        if S[3] <> cBase64[65] then begin
          Result := Result + Chr(((Pos(S[2], cBase64) - 1) and $0F) shl 4 +
            (Pos(S[3], cBase64) - 1) shr 2);
          if S[4] <> cBase64[65] then
            Result := Result + Chr(((Pos(S[3], cBase64) - 1) and $03) shl 6 +
              (Pos(S[4], cBase64) - 1));
        end;
      end;
      Inc(I, 4);
    end else Inc(I);
  end;
end; {   Base64Decode   }

function GetMailTitle(const Value: string): string;
var
  iPos: integer;
begin
  Result := Value;
  if Copy(Value, 1, 2) <> '=?' then
  begin
    Result := Value;
    exit;
  end;
      //'?B?'前面的都要去掉
  iPos := Pos('?B?', Value);
  if iPos = 0 then
  begin
    iPos := Pos('?Q?', Value);
    if iPos = 0 then
    begin
      Result := Value;
      exit;
    end;
    Inc(iPos, 3);
      //最后的'?='也要去掉
    Result := Copy(Value, iPos, Length(Value) - iPos - 1);
    Result := QuotedPrintableDecode(Result);
  end
  else
  begin
    Inc(iPos, 3);
      //最后的'?='也要去掉
    Result := Copy(Value, iPos, Length(Value) - iPos - 1);
    Result := Base64Decode(Result);
  end;
end;
  //由于发件人是中文+'<[e-mail]>'，组成的，所以多加了这个函数！

function GetMailSender(const value: string): string;
var
  iPos: integer;
  preStr: string;
  bkStr: string;
begin
  Result := value;
  if Copy(Value, 1, 2) <> '=?' then
  begin
    Result := Value;
    exit;
  end;
  iPos := Pos('?=   <', Value);
  if iPos = 0 then
  begin
    Result := Value;
    exit;
  end
  else
  begin
    preStr := Copy(Value, 1, iPos + 1);
    bkStr := Copy(Value, iPos + 2, length(Value) - iPos + 2);
    Result := GetMailTitle(preStr) + bkStr;
  end;
end;
end.

2，3服务器开通ftp，用idftp上传下载。
4顶

[代码跳动]

回答如此强悍,我怀疑你还是不是人

[magicjove]

UP,是个汉子！