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#zjy 评论模块的工具函数
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#zjy 提供评论相关的辅助功能，如邮件通知
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import logging
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from django.utils.translation import gettext_lazy as _
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from djangoblog.utils import get_current_site
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from djangoblog.utils import send_email
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logger = logging.getLogger(__name__)
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def send_comment_email(comment):
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#zjy 当用户发表评论后，给评论者发送邮件通知；
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#zjy 如果该评论是回复别人的，则同时给被回复的用户发送提醒邮件。
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#zjy 获取当前站点域名
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site = get_current_site().domain
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#zjy 邮件主题
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subject = _('Thanks for your comment')
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#zjy 构造文章访问 URL（以便用户点进查看）
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article_url = f"https://{site}{comment.article.get_absolute_url()}"
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#zjy 给评论者自己发送的邮件内容
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html_content = _("""<p>Thank you very much for your comments on this site</p>
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You can visit <a href="%(article_url)s" rel="bookmark">%(article_title)s</a>
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to review your comments,
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Thank you again!
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<br />
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If the link above cannot be opened, please copy this link to your browser.
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%(article_url)s""") % {
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'article_url': article_url,
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'article_title': comment.article.title
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}
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#zjy 收件人 = 评论的作者本人
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tomail = comment.author.email
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#zjy 发送邮件
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send_email([tomail], subject, html_content)
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try:
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#zjy 如果该评论存在父评论（说明是回复行为）
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if comment.parent_comment:
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#zjy 给被回复的人发送通知邮件
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html_content = _("""Your comment on <a href="%(article_url)s" rel="bookmark">%(article_title)s</a><br/> has
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received a reply. <br/> %(comment_body)s
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<br/>
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go check it out!
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<br/>
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If the link above cannot be opened, please copy this link to your browser.
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%(article_url)s
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""") % {
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'article_url': article_url,
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'article_title': comment.article.title,
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'comment_body': comment.parent_comment.body
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}
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#zjy 父评论的作者邮箱
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tomail = comment.parent_comment.author.email
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#zjy 向被回复者发送邮件
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send_email([tomail], subject, html_content)
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except Exception as e:
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#zjy 出现错误则记录日志，但不影响评论正常流程
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logger.error(e)
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