blog.py 文件源码

def post_newpost():
    title = bottle.request.forms.get("subject")
    post = bottle.request.forms.get("body")
    tags = bottle.request.forms.get("tags")

    cookie = bottle.request.get_cookie("session")
    username = sessions.get_username(cookie)  # see if user is logged in
    if username is None:
        bottle.redirect("/login")

    if title == "" or post == "":
        errors = "Post must contain a title and blog entry"
        return bottle.template("newpost_template",
                               {"subject": cgi.escape(title, quote=True),
                                "username": username,
                                "body": cgi.escape(post, quote=True),
                                "tags": tags, "errors": errors})

    # extract tags
    tags = cgi.escape(tags)
    tags_array = extract_tags(tags)

    # looks like a good entry, insert it escaped
    escaped_post = cgi.escape(post, quote=True)

    # substitute some <p> for the paragraph breaks
    newline = re.compile('\r?\n')
    formatted_post = newline.sub("<p>", escaped_post)

    permalink = posts.insert_entry(title, formatted_post, tags_array, username)

    # now bottle.redirect to the blog permalink
    bottle.redirect("/post/" + permalink)


# displays the initial blog signup form