public async Task <ActionResult <Object> > PutUserscript(Guid id, Userscript userscript)
{
Userscript previousVersion = await _context.Userscripts.FindAsync(id);
string userId = User.FindFirst(ClaimTypes.NameIdentifier).Value;
_currentUser = _userManager.FindByIdAsync(userId).Result;
// check user can edit
if (_currentUser.Id != previousVersion.Creator.Id)
{
return(Unauthorized());
}
int version = previousVersion.VersionNumber;
_context.UserscriptVersions.Add(new UserscriptVersions
{
PreviousVersion = previousVersion.Script, Script = previousVersion,
VersionCreationTime = previousVersion.LastUpdated, VersionNumber = version
});
version += 1;
previousVersion.VersionNumber = version;
// strip unneeded header lines
StringBuilder sb = StripHeader(userscript.Script);
previousVersion.Script = sb.ToString();
_context.Entry(previousVersion).State = EntityState.Modified;
dynamic success = new ExpandoObject();
success.Success = false;
try
{
await _context.SaveChangesAsync();
success.Success = true;
}
catch (DbUpdateConcurrencyException)
{
if (!UserscriptExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(success);
}
public async Task <ActionResult <string> > GetUserscriptDownload(Guid id)
{
Userscript userscript = await _context.Userscripts.Where(x => x.ScriptId == id).Include(u => u.Creator)
.FirstOrDefaultAsync();
if (userscript == null)
{
return(NotFound());
}
Response.ContentType = "application/javascript";
return(ApplyHeader(userscript));
}
public async Task <ActionResult <Userscript> > GetUserscript(Guid id)
{
Userscript userscript = await _context.Userscripts.Where(x => x.ScriptId == id).Include(u => u.Creator).Include(x => x.Categories).ThenInclude(x => x.Category)
.FirstOrDefaultAsync();
if (userscript == null)
{
return(NotFound());
}
userscript.Script = ApplyHeader(userscript);
userscript.Creator = SanitizeUser(userscript.Creator);
return(userscript);
}
public async Task <ActionResult <Userscript> > DeleteUserscript(Guid id)
{
Userscript userscript = await _context.Userscripts.FindAsync(id);
if (userscript == null)
{
return(NotFound());
}
_context.Userscripts.Remove(userscript);
await _context.SaveChangesAsync();
return(userscript);
}
private string ApplyHeader(Userscript userscript)
{
StringBuilder sb = new StringBuilder();
string url = HttpContext.Request.GetDisplayUrl();
string description = Regex.Replace(userscript.Description, @"\t|\n|\r", " ");
sb.AppendLine($"// ==UserScript==");
sb.AppendLine($"// @name {userscript.ScriptName}");
sb.AppendLine($"// @description {description}");
sb.AppendLine($"// @version 1.{userscript.VersionNumber}");
sb.AppendLine($"// @downloadURL {url}");
sb.AppendLine($"// @author {userscript.Creator.UserName}");
sb.AppendLine(userscript.Script);
return(sb.ToString());
}
public async Task <ActionResult <Userscript> > PostUserscript(Userscript userscript)
{
string id = User.FindFirst(ClaimTypes.NameIdentifier).Value;
_currentUser = _userManager.FindByIdAsync(id).Result;
userscript.Creator = _currentUser;
userscript.Created = DateTime.UtcNow;
//filter out unwanted headers
StringBuilder sb = StripHeader(userscript.Script);
userscript.Script = sb.ToString();
_context.Userscripts.Add(userscript);
await _context.SaveChangesAsync();
return(CreatedAtAction("GetUserscript", new { id = userscript.ScriptId }, userscript));
}
