Example #1
0
        private async Task <List <Permission> > GetListInCacheInternalAsync()
        {
            var list = await _cache.GetJsonAsync <List <Permission> >(ListCacheKey);

            if (list == null)
            {
                list = await _repository.GetListAsync();

                await _cache.SetJsonAsync <List <Permission> >(ListCacheKey, list);
            }
            return(list);

            /*
             * if (!_cache.TryGetValue(PermissionListCacheKey, out List<Permission> permissions))
             * {
             *  // Key not in cache, so get data.
             *  permissions = await _repository.GetListAsync();
             *
             *  // Set cache options.
             *  var cacheEntryOptions = new MemoryCacheEntryOptions()
             *      // Keep in cache for this time, reset time if accessed.
             *      .SetSlidingExpiration(TimeSpan.FromDays(30));
             *
             *  // Save data in cache.
             *  _cache.Set(PermissionListCacheKey, permissions, cacheEntryOptions);
             * }
             *
             * return permissions;
             */
        }
Example #2
0
        private async Task <List <Group> > GetListInCacheInternalAsync()
        {
            var groups = await _cache.GetJsonAsync <List <Group> >(ListCacheKey);

            if (groups == null)
            {
                groups = await _manager.GetListAsync();

                CacheList(groups);
            }
            return(groups);

            /*
             * if (!_cache.TryGetValue(GroupListCacheKey, out List<Group> groups))
             * {
             *  // Key not in cache, so get data.
             *  groups = await _manager.GetListAsync();
             *
             *  // Set cache options.
             *  var cacheEntryOptions = new MemoryCacheEntryOptions()
             *      // Keep in cache for this time, reset time if accessed.
             *      .SetSlidingExpiration(TimeSpan.FromDays(30));
             *
             *  // Save data in cache.
             *  _cache.Set(GroupListCacheKey, groups, cacheEntryOptions);
             * }
             *
             * return groups;
             */
        }
Example #3
0
        private async Task <List <RegionInfo> > GetListInCacheInternalAsync()
        {
            /*
             * var list = await _distributedCache.GetJsonAsync<List<RegionInfo>>(ListCacheKey);
             * if (list == null)
             * {
             *  list = await _repository.GetRegionInfoListAsync();
             *  await _distributedCache.SetJsonAsync<List<RegionInfo>>(ListCacheKey, list);
             * }
             * return list;
             */

            if (!_memoryCache.TryGetValue(ListCacheKey, out List <RegionInfo> list))
            {
                // Key not in cache, so get data.
                list = await _distributedCache.GetJsonAsync <List <RegionInfo> >(ListCacheKey);

                if (list == null)
                {
                    list = await _repository.GetRegionInfoListAsync();

                    await _distributedCache.SetJsonAsync <List <RegionInfo> >(ListCacheKey, list);
                }

                // Set cache options.
                var cacheEntryOptions = new MemoryCacheEntryOptions()
                                        // Keep in cache for this time, reset time if accessed.
                                        .SetSlidingExpiration(TimeSpan.FromDays(30));

                // Save data in cache.
                _memoryCache.Set(ListCacheKey, list, cacheEntryOptions);
            }

            return(list);
        }
Example #4
0
        private async Task <UserInfo> GetNormalItemByUserIdInCacheInternalAsync(int userId)
        {
            var cacheKey = UserCacheKeyFormat.FormatWith(userId);
            var userInfo = await _cache.GetJsonAsync <UserInfo>(cacheKey);

            if (userInfo == null)
            {
                userInfo = await _manager.GetItemByUserIdAsync(userId, UserStatus.Normal);

                CacheNormalUser(userInfo);
            }
            return(userInfo);

            /*
             * if (!_cache.TryGetValue(cacheKey, out UserInfo userInfo))
             * {
             *  // Key not in cache, so get data.
             *  userInfo = await _manager.GetItemByUserIdAsync(userId, UserStatus.Normal);
             *  if(userInfo == null) return null;
             *
             *  // Set cache options.
             *  var cacheEntryOptions = new MemoryCacheEntryOptions()
             *      // Keep in cache for this time, reset time if accessed.
             *      .SetSlidingExpiration(TimeSpan.FromDays(30));
             *
             *  // Save data in cache.
             *  _cache.Set(cacheKey, userInfo, cacheEntryOptions);
             * }
             *
             * return userInfo;
             */
        }
Example #5
0
        private async Task <Bulletin> GetItemInCacheInternalAsync()
        {
            var bulletin = await _cache.GetJsonAsync <Bulletin>(CacheKey);

            if (bulletin == null)
            {
                bulletin = await _repository.GetItemAsync();

                await _cache.SetJsonAsync <Bulletin>(CacheKey, bulletin);
            }
            return(bulletin);

            /*
             * if (!_cache.TryGetValue(CacheKey, out Bulletin bulletin))
             * {
             *  // Key not in cache, so get data.
             *  bulletin = await _repository.GetItemAsync();
             *
             *  // Set cache options.
             *  var cacheEntryOptions = new MemoryCacheEntryOptions()
             *      // Keep in cache for this time, reset time if accessed.
             *      .SetSlidingExpiration(TimeSpan.FromDays(30));
             *
             *  // Save data in cache.
             *  _cache.Set(CacheKey, bulletin, cacheEntryOptions);
             * }
             *
             * return bulletin;
             */
        }
Example #6
0
        private async Task <List <Role> > GetListInCacheInternalAsync()
        {
            var roles = await _cache.GetJsonAsync <List <Role> >(RoleListCacheKey);

            if (roles == null)
            {
                roles = await _manager.GetListAsync();

                CleanupCache();
            }
            return(roles);
        }
Example #7
0
        private async Task <List <Role> > GetListInCacheInternalAsync()
        {
            var roles = await _cache.GetJsonAsync <List <Role> >(RoleListCacheKey);

            if (roles == null)
            {
                roles = await _repository.GetListAsync();

                await _cache.SetJsonAsync <List <Role> >(RoleListCacheKey, roles);
            }
            return(roles);
        }
Example #8
0
        private async Task <List <RegionInfoBase> > GetListInCacheInternalAsync()
        {
            var list = await _cache.GetJsonAsync <List <RegionInfoBase> >(CacheKey);

            if (list == null)
            {
                list = await _repository.GetRegionInfoBaseListAsync();

                await _cache.SetJsonAsync <List <RegionInfoBase> >(CacheKey, list);
            }
            return(list);
        }
Example #9
0
        public async Task <RateLimitCacheEntry> CanAccessResource(string policyId, int limitPerHour, IClientIdentifier clientId)
        {
            var key      = $"{policyId}:{clientId.IdentifierString}";
            var existing = await _cache.GetJsonAsync <RateLimitCacheEntry>(key) ?? new RateLimitCacheEntry
            {
                Remaining = limitPerHour,
                Resets    = DateTime.UtcNow + TimeSpan.FromHours(1),
            };
            var updated = new RateLimitCacheEntry
            {
                Remaining = existing.Remaining - 1,
                Resets    = existing.Resets,
            };
            await _cache.SetJsonAsync(key, updated, new DistributedCacheEntryOptions
            {
                AbsoluteExpiration = new DateTimeOffset(updated.Resets, TimeSpan.Zero),
            });

            return(existing);
        }
Example #10
0
        public async Task <bool> GetMobileValidationCodeAsync(GetMobileValidationCodeInput getMobileValidationCodeInput, ModelStateDictionary modelState)
        {
            if (getMobileValidationCodeInput.Type == MobileValidationCodeType.Register)
            {
                if (await _manager.IsExistsMobileAsync(getMobileValidationCodeInput.Mobile))
                {
                    modelState.AddModelError("Mobile", "手机号码已经被使用");
                    return(false);
                }
            }
            else if (getMobileValidationCodeInput.Type == MobileValidationCodeType.Login || getMobileValidationCodeInput.Type == MobileValidationCodeType.ChangeMobile)
            {
                if (!await _manager.IsExistsMobileAsync(getMobileValidationCodeInput.Mobile))
                {
                    modelState.AddModelError("Mobile", "手机号码尚未注册");
                    return(false);
                }
            }

            string validationCode       = null;
            var    cacheKey             = MobileValidationCodeCacheKeyFormat.FormatWith(getMobileValidationCodeInput.Mobile);
            var    mobileValidationCode = await _cache.GetJsonAsync <MobileValidationCode>(cacheKey);

            var now = DateTime.Now;

            if (mobileValidationCode != null)
            {
                if (now - mobileValidationCode.CreationTime < TimeSpan.FromSeconds(_mobileValidationCodeSettings.RequestInterval))
                {
                    modelState.AddModelError("Mobile", "请求过于频繁,请稍后再试");
                    return(false);
                }

                if (!mobileValidationCode.ValidationCode.IsNullOrWhiteSpace() &&
                    mobileValidationCode.Type == getMobileValidationCodeInput.Type /* 验证码用途未发生更改 */ &&
                    mobileValidationCode.ExpirationDate <= now /* 验证码没到期 */ &&
                    mobileValidationCode.VerifyTimes < mobileValidationCode.MaxVerifyTimes /* 验证码在合理使用次数内 */)
                {
                    // 继续沿用之前的验证码
                    validationCode = mobileValidationCode.ValidationCode;
                }
            }

            if (validationCode == null)
            {
                validationCode       = GenerateMobileValidationCode(_mobileValidationCodeSettings.CodeLength);
                mobileValidationCode = new MobileValidationCode
                {
                    Mobile           = getMobileValidationCodeInput.Mobile,
                    Type             = getMobileValidationCodeInput.Type,
                    ValidationCode   = validationCode,
                    ExpirationDate   = now.AddSeconds(_mobileValidationCodeSettings.Expiration),
                    MaxVerifyTimes   = _mobileValidationCodeSettings.MaxVerifyTimes,
                    VerifyTimes      = 0,
                    FinishVerifyDate = null,
                    CreationTime     = now,
                };
                await _cache.SetJsonAsync(cacheKey, mobileValidationCode, new DistributedCacheEntryOptions
                {
                    SlidingExpiration = TimeSpan.FromSeconds(_mobileValidationCodeSettings.Expiration)
                });
            }
            var sms = "{\"code\":\"" + validationCode + "\",\"time\":\"" + (_mobileValidationCodeSettings.Expiration / 60) + "\"}";

            return(await _smsSender.SendAsync(getMobileValidationCodeInput.Mobile, sms));
        }