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76 lines
2.9 KiB
76 lines
2.9 KiB
3 years ago
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using Microsoft.Extensions.Localization;
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using Microsoft.Extensions.Options;
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using System;
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using System.Collections.Generic;
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using System.Threading.Tasks;
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using Volo.Abp.DependencyInjection;
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using Volo.Abp.EventBus.Distributed;
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using Volo.Abp.Localization;
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namespace Sanhe.Abp.Localization.Dynamic
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{
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internal class LocalizationResetSynchronizer :
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IDistributedEventHandler<LocalizedStringCacheResetEventData>,
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ITransientDependency
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{
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private readonly AbpLocalizationDynamicOptions _options;
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public LocalizationResetSynchronizer(
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IOptions<AbpLocalizationDynamicOptions> options)
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{
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_options = options.Value;
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}
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public virtual Task HandleEventAsync(LocalizedStringCacheResetEventData eventData)
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{
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var dictionaries = GetDictionaries(eventData.ResourceName);
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if (!dictionaries.ContainsKey(eventData.CultureName))
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{
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// TODO: 需要处理 data.Key data.Value 空引用
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var dictionary = new Dictionary<string, LocalizedString>();
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dictionary.Add(eventData.Key, new LocalizedString(eventData.Key, eventData.Value.NormalizeLineEndings()));
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var newLocalizationDictionary = new StaticLocalizationDictionary(eventData.CultureName, dictionary);
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dictionaries.Add(eventData.CultureName, newLocalizationDictionary);
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}
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else
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{
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// 取出当前的缓存写入到新字典进行处理
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var nowLocalizationDictionary = dictionaries[eventData.CultureName];
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var dictionary = new Dictionary<string, LocalizedString>();
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nowLocalizationDictionary.Fill(dictionary);
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var existsKey = dictionary.ContainsKey(eventData.Key);
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if (!existsKey)
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{
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// 如果不存在,则新增
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dictionary.Add(eventData.Key, new LocalizedString(eventData.Key, eventData.Value.NormalizeLineEndings()));
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}
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else if (existsKey && eventData.IsDeleted)
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{
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// 如果删掉了本地化的节点,删掉当前的缓存
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dictionary.Remove(eventData.Key);
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}
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var newLocalizationDictionary = new StaticLocalizationDictionary(eventData.CultureName, dictionary);
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if (newLocalizationDictionary != null)
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{
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// 重新赋值变更过的缓存
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dictionaries[eventData.CultureName] = newLocalizationDictionary;
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}
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}
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return Task.CompletedTask;
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}
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protected virtual Dictionary<string, ILocalizationDictionary> GetDictionaries(string resourceName)
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{
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return _options.LocalizationDictionary
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.GetOrAdd(resourceName, () => new Dictionary<string, ILocalizationDictionary>());
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}
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}
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}
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