/// <summary>
/// 加载Email模板
/// </summary>
private static Dictionary <string, EmailTemplate> LoadEmailTemplates()
{
Dictionary <string, EmailTemplate> emailTemplates;
//todo:zhengw,by libsh:需要确定如果获取当前语言
//回复：暂不修改
string language = "zh-CN";
string cacheKey = "EmailTemplates::" + language;
ICacheService cacheService = DIContainer.Resolve <ICacheService>();
emailTemplates = cacheService.Get <Dictionary <string, EmailTemplate> >(cacheKey);
if (emailTemplates == null)
{
emailTemplates = new Dictionary <string, EmailTemplate>();
// Read in the file
string searchPattern = "*.xml";
//平台级邮件模板
string commonDirectoryPath = WebUtility.GetPhysicalFilePath(string.Format("~/Languages/" + language + "/emails/"));
string[] fileNames = Directory.GetFiles(commonDirectoryPath, searchPattern);
//应用级邮件模板
string applicationsRootDirectory = WebUtility.GetPhysicalFilePath("~/Applications/");
IEnumerable <string> applicationEmailTemplateFileNames = new List <string>();
if (Directory.Exists(applicationsRootDirectory))
{
foreach (var applicationPath in Directory.GetDirectories(applicationsRootDirectory))
{
string applicationEmailTemplateDirectory = Path.Combine(applicationPath, "Languages\\" + language + "\\emails\\");
if (!Directory.Exists(applicationEmailTemplateDirectory))
{
continue;
}
applicationEmailTemplateFileNames = applicationEmailTemplateFileNames.Union(Directory.GetFiles(applicationEmailTemplateDirectory, searchPattern));
}
}
//为提升Linq执行效率，尽量避免在循环体中使用立即执行方法，比如：.ToArray()
fileNames = fileNames.Union(applicationEmailTemplateFileNames).ToArray();
dynamic dModel = new ExpandoObject();
Type modelType = ((object)dModel).GetType();
foreach (string fileName in fileNames)
{
if (!File.Exists(fileName))
{
continue;
}
XmlDocument doc = new XmlDocument();
doc.Load(fileName);
string templateName;
foreach (XmlNode node in doc.GetElementsByTagName("email"))
{
XmlNode attrNode = node.Attributes.GetNamedItem("templateName");
if (attrNode == null)
{
continue;
}
templateName = attrNode.InnerText;
EmailTemplate emailTemplate = new EmailTemplate(node);
emailTemplates[templateName] = emailTemplate;
//编译模板
if (!string.IsNullOrEmpty(emailTemplate.Body))
{
Razor.Compile(emailTemplate.Body, modelType, templateName);
}
}
}
cacheService.Add(cacheKey, emailTemplates, CachingExpirationType.Stable);
}
return(emailTemplates);
}
/// <summary>
/// 生成MailMessage
/// </summary>
/// <param name="templateName">邮件模板名称</param>
/// <param name="model">解析模板使用的数据</param>
/// <param name="from">发件人</param>
/// <param name="to">收件人</param>
/// <param name="cc">抄送地址</param>
/// <param name="bcc">密送地址</param>
/// <exception cref="CommonExceptionDescriptor">发件人不能为null</exception>
/// <exception cref="CommonExceptionDescriptor">编译邮件模板标题时报错</exception>
/// <exception cref="CommonExceptionDescriptor">编译邮件模板内容时报错</exception>
/// <exception cref="CommonExceptionDescriptor">邮件模板中Body、BodyUrl必须填一个</exception>
/// <returns>返回生成的MailMessage</returns>
public MailMessage Resolve(string templateName, dynamic model, IEnumerable <string> to, string from = null, IEnumerable <string> cc = null, IEnumerable <string> bcc = null)
{
if (to == null)
{
return(null);
}
if (model == null)
{
model = new ExpandoObject();
}
IEmailSettingsManager emailSettingsManager = DIContainer.Resolve <IEmailSettingsManager>();
EmailSettings settings = emailSettingsManager.Get();
//if (settings.SmtpSettings.ForceSmtpUserAsFromAddress)
// from = settings.SmtpSettings.UserEmailAddress;
EmailTemplate emailTemplate = GetEmailTemplate(templateName);
if (string.IsNullOrEmpty(from))
{
if (string.Equals(emailTemplate.From, "NoReplyAddress", StringComparison.CurrentCultureIgnoreCase))
{
from = settings.NoReplyAddress;
}
else if (string.Equals(emailTemplate.From, "AdminAddress", StringComparison.CurrentCultureIgnoreCase))
{
from = settings.AdminEmailAddress;
}
else
{
throw new ExceptionFacade(new CommonExceptionDescriptor("发件人不能为null"));
}
}
MailMessage email = new MailMessage();
email.IsBodyHtml = true;
try
{
//todo all by bianchx:为了保证发送出去的邮件发送人名称显示都是相同的，所以需要保证Model中的SiteName都是有效的
email.From = new MailAddress(from, model.SiteName);
}
catch { }
foreach (var toAddress in to)
{
try
{
email.To.Add(toAddress);
}
catch { }
}
if (cc != null)
{
foreach (var ccAddress in cc)
{
try
{
email.CC.Add(ccAddress);
}
catch { }
}
}
if (bcc != null)
{
foreach (var bccAddress in bcc)
{
try
{
email.Bcc.Add(bccAddress);
}
catch { }
}
}
//使用RazorEngine解析 EmailTemplate.Subject
try
{
email.Subject = Razor.Parse(emailTemplate.Subject, model, emailTemplate.TemplateName);
}
catch (Exception e)
{
throw new ExceptionFacade(new CommonExceptionDescriptor("编译邮件模板标题时报错"), e);
}
email.Priority = emailTemplate.Priority;
if (!string.IsNullOrEmpty(emailTemplate.Body))
{
try
{
email.Body = Razor.Parse(emailTemplate.Body, model, emailTemplate.Body);
}
catch (Exception e)
{
throw new ExceptionFacade("编译邮件模板内容时报错", e);
}
}
else if (!string.IsNullOrEmpty(emailTemplate.BodyUrl))
{
email.Body = HttpCollects.GetHTMLContent(emailTemplate.BodyUrl);
}
else
{
throw new ExceptionFacade("邮件模板中Body、BodyUrl必须填一个");
}
return(email);
}
