private byte[] genfilename(string extInfo, byte[] req)
{
IDictionary <string, string> ext = DCUtil.ParaStrToDic(extInfo);
if (!ext.ContainsKey("filecate"))
{
return(PackOrb.PackRespose(
new HttpHeadInfo(),
new ListDictionary {
{ "respnum", -1 },
{ "respmsg", "请求参数filecate为空" },
}
));
}
string filecate = ext["filecate"];
string filename = genFileNameInternal(filecate);
return(PackOrb.PackRespose(
new HttpHeadInfo {
StatusCode = HttpStatusCode.Succeed
},
new ListDictionary {
{ "respnum", 1 },
{ "respmsg", "文件名生成成功" },
{ "filename", filename },
}
));
}
private byte[] savefile(string extInfo, byte[] req)
{
IDictionary <string, string> ext = DCUtil.ParaStrToDic(extInfo);
if (!ext.ContainsKey("filecate"))
{
return(PackOrb.PackRespose(
new HttpHeadInfo(),
new ListDictionary {
{ "respnum", -1 },
{ "respmsg", "请求参数filecate为空" },
}
));
}
string filecate = ext["filecate"];
string filename = this.genFileNameInternal(filecate);
string filepath = this.genFilePathInternal(filename);
try
{
FileStream fs = new FileStream(Path.Combine(rootDir, filepath), FileMode.Create, FileAccess.Write);
fs.Write(req, 0, req.Length);
fs.Close();
return(PackOrb.PackRespose(
new HttpHeadInfo {
StatusCode = HttpStatusCode.Succeed
},
new ListDictionary {
{ "respnum", req.Length },
{ "respmsg", "文件保存成功" },
{ "filename", filename },
}
));
}
catch (Exception ex)
{
return(PackOrb.PackRespose(
new HttpHeadInfo {
StatusCode = HttpStatusCode.ServerSideError
},
new ListDictionary {
{ "respnum", -1 },
{ "respmsg", "文件保存异常 " + ex.Message },
}
));
}
}
private byte[] readfile(string extInfo, byte[] req)
{
IDictionary <string, string> ext = DCUtil.ParaStrToDic(extInfo);
if (!ext.ContainsKey("filename"))
{
return(PackOrb.PackRespose(
new HttpHeadInfo(),
new ListDictionary {
{ "respnum", -1 },
{ "respmsg", "请求参数filename为空" },
}
));
}
string filename = ext["filename"];
int offset = 0;
if (ext.ContainsKey("offset"))
{
offset = int.Parse(ext["offset"]);
}
int size = 0;
if (ext.ContainsKey("size"))
{
size = int.Parse(ext["size"]);
}
string filepath = this.genFilePathInternal(filename);
if (!File.Exists(filepath))
{
return(PackOrb.PackRespose(
new HttpHeadInfo {
StatusCode = HttpStatusCode.NotFound
},
new ListDictionary {
{ "respnum", -1 },
{ "respmsg", "文件不存在" },
}
));
}
FileStream fs = new FileStream(Path.Combine(rootDir, filepath), FileMode.Open, FileAccess.Read);
if (size == 0)
{
long realSize = fs.Length;
if (realSize > 1024 * 1024 * 20)
{
return(PackOrb.PackRespose(
new HttpHeadInfo {
StatusCode = HttpStatusCode.TooLarge
},
new ListDictionary {
{ "respnum", -2 },
{ "respmsg", "文件超长" },
}
));
}
size = (int)realSize;
}
byte[] result = new byte[size];
int realLen = fs.Read(result, offset, size);
if (realLen < size)
{
Array.Resize(ref result, realLen);
}
string contentType = this.judgeFileType(filename);
return(PackOrb.PackRespose(
new HttpHeadInfo
{
StatusCode = HttpStatusCode.Succeed,
ContentType = judgeFileType(filename),
},
result));
}
private byte[] appendfile(string extInfo, byte[] req)
{
IDictionary <string, string> ext = DCUtil.ParaStrToDic(extInfo);
if (!ext.ContainsKey("filename"))
{
return(PackOrb.PackRespose(
new HttpHeadInfo(),
new ListDictionary {
{ "respnum", -1 },
{ "respmsg", "请求参数filename为空" },
}
));
}
string filename = ext["filename"];
string filepath = this.genFilePathInternal(filename);
try
{
FileStream fs = new FileStream(Path.Combine(rootDir, filepath), FileMode.OpenOrCreate, FileAccess.Write);
if (ext.ContainsKey("offset"))
{
long offset = Convert.ToInt64(ext["offset"]);
if (offset > fs.Length)
{
int gap = (int)(offset - fs.Length);
fs.Seek(0, SeekOrigin.End);
fs.Write(new byte[gap], 0, gap);
}
else if (offset < fs.Length)
{
fs.Seek(offset, SeekOrigin.Begin);
}
}
fs.Write(req, 0, req.Length);
fs.Close();
return(PackOrb.PackRespose(
new HttpHeadInfo {
StatusCode = HttpStatusCode.Succeed
},
new ListDictionary {
{ "respnum", req.Length },
{ "respmsg", "文件追加成功" },
{ "filename", filename },
}
));
}
catch (Exception ex)
{
return(PackOrb.PackRespose(
new HttpHeadInfo {
StatusCode = HttpStatusCode.ServerSideError
},
new ListDictionary {
{ "respnum", -1 },
{ "respmsg", "文件追加异常 " + ex.Message },
}
));
}
}