// Given id and password, authenticate the user
public static bool Authenticate(HttpContext context)
{
bool authenticated = false;
// get user id and password
string id = WebTools.Get(context, "id");
string password = WebTools.Get(context, "password");
string navigation_id = WebTools.GetNavigationId(context);
if (string.IsNullOrEmpty(id) == false && string.IsNullOrEmpty(navigation_id) == false)
{
// find user with matching id and password
var db = (SQL)context.Items["db"];
var param = new Dictionary <string, object>();
param["id"] = id; param["navigation_id"] = navigation_id;
var users = db.Query(
"SELECT * FROM core_user WHERE id = @id AND navigation_id = @navigation_id"
, param);
if (users != null && users.Count() == 1)
{
var user = users.First();
bool valid = false;
// if password is DBNull and also empty then pass
if (user.Get("password") is DBNull || string.IsNullOrEmpty($"{user.Get("password")}"))
{
valid = true;
}
// Verify the password
else if (SecurePasswordHasher.Verify(password, $"{user.Get("password")}"))
{
valid = true;
}
if (valid)
{
// create a new token
var token = JwtTool.CreateToken(
context
, $"{user["id"]}"
, $"{user["name"]}"
, RolesOfUser(context, $"{user["_id"]}")
);
RefreshHeader(context, token);
// is authenticated
authenticated = true;
}
}
}
return(authenticated);
}
public static object Run(
HttpContext context
, string configuration
, IList <object> dataservices
)
{
// Get Configuration
if (string.IsNullOrEmpty(configuration))
{
return new { error = "No configuration specified." }
}
;
JObject config = JsonConvert.DeserializeObject <JObject>(configuration);
// check parameters
string table = $"{config["table"]}"; if (string.IsNullOrEmpty(table) == true)
{
return new { error = "No table specified." }
}
;
string filepathCol = $"{config["filepath"]}"; if (string.IsNullOrEmpty(filepathCol) == true)
{
return new { error = "No filepath configured." }
}
;
string contentCol = $"{config["content"]}"; if (string.IsNullOrEmpty(contentCol) == true)
{
return new { error = "No content specified." }
}
;
// Get Navigation ID
string navigation_id = WebTools.GetNavigationId(context);
if (string.IsNullOrEmpty(navigation_id))
{
return new { error = "No X-App-Key specified" }
}
;
// Retrieve DataService
if (dataservices == null || dataservices.Count == 0)
{
return new { error = "Data Services not provided" }
}
;
SQL db = (SQL)dataservices.FirstOrDefault();
if (db == null)
{
return new { error = "Data Service not provided" }
}
;
// Get filepath
string uploadFolder = WebTools.Get(context, "folder");
if (string.IsNullOrEmpty(uploadFolder) == true)
{
return new { error = "No folder specified" }
}
;
// Get File
IList <string> result = new List <string>();
var files = context.Request.Form.Files;
foreach (var file in files)
{
var parameters = new Dictionary <string, object>();
parameters[filepathCol] = Path.Combine(uploadFolder, file.FileName);
// copy file stream to byte array
using (var uploadStream = file.OpenReadStream())
{
uploadStream.Seek(0, SeekOrigin.Begin);
using (var reader = new BinaryReader(uploadStream))
parameters[contentCol] = reader.ReadBytes((int)uploadStream.Length);
// save to SQL
db.Execute($@"
BEGIN TRAN
UPDATE {table} SET {filepathCol} = @{filepathCol}, {contentCol} = @{contentCol}
WHERE {filepathCol} = @{filepathCol}
IF @@rowcount = 0
BEGIN
INSERT INTO {table} ({filepathCol}, {contentCol}) values (@{filepathCol}, @{contentCol})
END
COMMIT TRAN"
, parameters);
}
result.Add($"{parameters[filepathCol]}");
}
return(JsonConvert.SerializeObject(result));
}
}
}
public static object Run(
HttpContext context
, string configuration
, IList <object> dataservices
)
{
// Get Configuration
if (string.IsNullOrEmpty(configuration))
{
return new { error = "No configuration specified." }
}
;
JObject config = JsonConvert.DeserializeObject <JObject>(configuration);
// check parameters
string table = $"{config["table"]}"; if (string.IsNullOrEmpty(table) == true)
{
return new { error = "No table specified." }
}
;
string filepathCol = $"{config["filepath"]}"; if (string.IsNullOrEmpty(filepathCol) == true)
{
return new { error = "No filepath configured." }
}
;
string contentCol = $"{config["content"]}"; if (string.IsNullOrEmpty(contentCol) == true)
{
return new { error = "No content specified." }
}
;
// Get Navigation ID
string navigation_id = WebTools.GetNavigationId(context);
if (string.IsNullOrEmpty(navigation_id))
{
return new { error = "No X-App-Key specified" }
}
;
// Retrieve DataService
if (dataservices == null || dataservices.Count == 0)
{
return new { error = "Data Services not provided" }
}
;
SQL db = (SQL)dataservices.FirstOrDefault();
if (db == null)
{
return new { error = "Data Service not provided" }
}
;
// Get filepath
string filepath = WebTools.Get(context, "filepath");
if (string.IsNullOrEmpty(filepath) == true)
{
return new { error = "No filepath specified" }
}
;
// Get File
context.Response.Headers["Content-Disposition"] = $"inline;FileName={Path.GetFileName(filepath)}";
// Read file from the SQL table
using (MemoryStream ms = new MemoryStream())
{
var parameters = new Dictionary <string, object>();
parameters[filepathCol] = filepath;
var result = db.Query($@"SELECT {contentCol} FROM {table} WHERE {filepathCol}=@{filepathCol}", parameters);
if (result != null && result.Count() > 0)
{
return(result[0][contentCol]);
}
}
return(null);
}
}
}
public static object Run(
HttpContext context
, string configuration
, IList <object> dataservices
)
{
// Get Configuration
if (string.IsNullOrEmpty(configuration))
{
return new { error = "No configuration specified." }
}
;
JObject config = JsonConvert.DeserializeObject <JObject>(configuration);
// check parameters
string folder = $"{config["folder"]}"; if (string.IsNullOrEmpty(folder) == true)
{
return new { error = "No folder specified." }
}
;
// Get Navigation ID
string navigation_id = WebTools.GetNavigationId(context);
if (string.IsNullOrEmpty(navigation_id))
{
return new { error = "No X-App-Key specified" }
}
;
// Get upload folder
string uploadFolder = Path.Combine(folder, WebTools.Get(context, "folder"));
if (string.IsNullOrEmpty(uploadFolder) == true)
{
return new { error = "No folder specified" }
}
;
// Get File
IList <string> result = new List <string>();
var files = context.Request.Form.Files;
foreach (var file in files)
{
string uploadPath = Path.Combine(uploadFolder, file.FileName);
using (var fileStream = File.Create(uploadPath))
{
var uploadStream = file.OpenReadStream();
uploadStream.Seek(0, SeekOrigin.Begin);
uploadStream.CopyTo(fileStream);
}
result.Add(uploadPath);
}
return(JsonConvert.SerializeObject(result));
}
}
}