Questions system WIP
parent
eae499c640
commit
517a2ee86b
4
blog.go
4
blog.go
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@ -14,6 +14,7 @@ import (
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commentctl "github.com/kirsle/blog/internal/controllers/comments"
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"github.com/kirsle/blog/internal/controllers/contact"
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postctl "github.com/kirsle/blog/internal/controllers/posts"
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questionsctl "github.com/kirsle/blog/internal/controllers/questions"
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"github.com/kirsle/blog/internal/controllers/setup"
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"github.com/kirsle/blog/internal/log"
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"github.com/kirsle/blog/internal/markdown"
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@ -28,6 +29,7 @@ import (
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"github.com/kirsle/blog/jsondb/caches/redis"
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"github.com/kirsle/blog/models/comments"
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"github.com/kirsle/blog/models/posts"
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"github.com/kirsle/blog/models/questions"
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"github.com/kirsle/blog/models/settings"
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"github.com/kirsle/blog/models/users"
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"github.com/shurcooL/github_flavored_markdown/gfmstyle"
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@ -104,6 +106,7 @@ func (b *Blog) Configure() {
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posts.DB = b.jsonDB
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users.DB = b.jsonDB
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comments.DB = b.jsonDB
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questions.UseDB(b.db)
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// Redis cache?
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if config.Redis.Enabled {
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@ -136,6 +139,7 @@ func (b *Blog) SetupHTTP() {
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contact.Register(r)
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postctl.Register(r, b.MustLogin)
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commentctl.Register(r)
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questionsctl.Register(r)
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// GitHub Flavored Markdown CSS.
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r.Handle("/css/gfm.css", http.StripPrefix("/css", http.FileServer(gfmstyle.Assets)))
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@ -0,0 +1,137 @@
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package questions
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import (
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"fmt"
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"html/template"
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"net/http"
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/gorilla/mux"
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"github.com/kirsle/blog/internal/log"
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"github.com/kirsle/blog/internal/mail"
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"github.com/kirsle/blog/internal/markdown"
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"github.com/kirsle/blog/internal/render"
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"github.com/kirsle/blog/internal/responses"
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"github.com/kirsle/blog/internal/sessions"
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"github.com/kirsle/blog/models/comments"
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"github.com/kirsle/blog/models/questions"
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"github.com/kirsle/blog/models/settings"
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"github.com/kirsle/blog/models/users"
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)
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var badRequest func(http.ResponseWriter, *http.Request, string)
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// Register the comment routes to the app.
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func Register(r *mux.Router) {
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badRequest = responses.BadRequest
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r.HandleFunc("/ask", questionsHandler)
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}
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// CommentMeta is the template variables for comment threads.
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type CommentMeta struct {
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NewComment comments.Comment
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ID string
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OriginURL string // URL where original comment thread appeared
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Subject string // email subject
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Thread *comments.Thread
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Authors map[int]*users.User
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CSRF string
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}
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func questionsHandler(w http.ResponseWriter, r *http.Request) {
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submit := r.FormValue("submit")
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// Share their name and email with the commenting system.
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session := sessions.Get(r)
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name, _ := session.Values["c.name"].(string)
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email, _ := session.Values["c.email"].(string)
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Q := questions.New()
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Q.Name = name
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Q.Email = email
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cfg, err := settings.Load()
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if err != nil {
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responses.Error(w, r, "Error loading site configuration!")
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return
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}
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v := map[string]interface{}{}
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// Previewing, deleting, or posting?
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if r.Method == http.MethodPost {
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Q.ParseForm(r)
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log.Info("Q: %+v", Q)
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switch submit {
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case "ask":
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if err := Q.Validate(); err != nil {
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log.Debug("Validation error on question form: %s", err.Error())
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v["Error"] = err
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} else {
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// Cache their name and email in their session.
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session.Values["c.name"] = Q.Name
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session.Values["c.email"] = Q.Email
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session.Save(r, w)
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// Append their comment.
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err := Q.Save()
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if err != nil {
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log.Error("Error saving new question: %s", err.Error())
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responses.FlashAndRedirect(w, r, "/ask", "Error saving question: %s", err)
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return
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}
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// Email the site admin.
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subject := fmt.Sprintf("Ask Me Anything (%s) from %s", cfg.Site.Title, Q.Name)
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log.Info("Emailing site admin about this question")
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go mail.SendEmail(mail.Email{
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To: cfg.Site.AdminEmail,
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Admin: true,
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ReplyTo: Q.Email,
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Subject: subject,
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Template: ".email/generic.gohtml",
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Data: map[string]interface{}{
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"Subject": subject,
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"Message": template.HTML(
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markdown.RenderMarkdown(Q.Question) + "\n\n" +
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"Answer this at " + strings.Trim(cfg.Site.URL, "/") + "/ask",
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),
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},
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})
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// Log it to disk, too.
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fh, err := os.OpenFile(filepath.Join(*render.UserRoot, ".questions.log"), os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0644)
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if err != nil {
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responses.Flash(w, r, "Error logging the message to disk: %s", err)
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} else {
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fh.WriteString(fmt.Sprintf(
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"Date: %s\nName: %s\nEmail: %s\n\n%s\n\n--------------------\n\n",
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time.Now().Format(time.UnixDate),
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Q.Name,
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Q.Email,
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Q.Question,
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))
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fh.Close()
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}
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log.Info("Recorded question from %s: %s", Q.Name, Q.Question)
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responses.FlashAndRedirect(w, r, "/ask", "Your question has been recorded!")
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return
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}
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case "answer":
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case "delete":
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default:
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responses.FlashAndRedirect(w, r, "/ask", "Unknown submit action.")
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return
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}
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}
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v["Q"] = Q
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render.Template(w, r, "questions.gohtml", v)
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}
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@ -0,0 +1,16 @@
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/*
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Package questions implements the "Ask Me Anything" feature.
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Routes
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/ask Ask Me Anything
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Related Models
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questions
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Description
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Pending description.
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*/
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package questions
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@ -0,0 +1,11 @@
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package questions
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// Status of a Question.
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type Status string
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// Status options.
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const (
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Pending = "pending"
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Answered = "answered"
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Deleted = "deleted"
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)
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@ -0,0 +1,126 @@
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package questions
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import (
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"errors"
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"net/http"
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"net/mail"
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"strconv"
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"time"
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"github.com/jinzhu/gorm"
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"github.com/kirsle/golog"
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)
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// DB is a reference to the parent app's gorm DB.
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var DB *gorm.DB
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// UseDB registers the DB from the root app.
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func UseDB(db *gorm.DB) {
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DB = db
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DB.AutoMigrate(&Question{})
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}
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var log *golog.Logger
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func init() {
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log = golog.GetLogger("blog")
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}
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// Question is a question asked of the blog owner.
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type Question struct {
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ID int `json:"id"`
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Name string `json:"name"`
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Email string `json:"email"`
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Question string `json:"question"`
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Status Status `json:"status"`
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Created time.Time `json:"created"`
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Updated time.Time `json:"updated"`
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}
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// New creates a blank Question with sensible defaults.
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func New() *Question {
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return &Question{
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Status: Pending,
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}
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}
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// All returns all the Questions.
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func All() ([]*Question, error) {
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result := []*Question{}
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err := DB.Order("start_time desc").Find(&result).Error
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return result, err
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}
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// ParseForm populates the Question from form values.
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func (ev *Question) ParseForm(r *http.Request) {
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id, _ := strconv.Atoi(r.FormValue("id"))
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ev.ID = id
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ev.Name = r.FormValue("name")
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ev.Email = r.FormValue("email")
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ev.Question = r.FormValue("question")
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}
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// parseDateTime parses separate date + time fields into a single time.Time.
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func parseDateTime(r *http.Request, dateField, timeField string) (time.Time, error) {
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dateValue := r.FormValue(dateField)
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timeValue := r.FormValue(timeField)
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if dateValue != "" && timeValue != "" {
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datetime, err := time.Parse("2006-01-02 15:04", dateValue+" "+timeValue)
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return datetime, err
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} else if dateValue != "" {
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datetime, err := time.Parse("2006-01-02", dateValue)
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return datetime, err
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} else {
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return time.Time{}, errors.New("no date/times given")
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}
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}
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// Validate makes sure the required fields are all present.
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func (ev *Question) Validate() error {
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if ev.Question == "" {
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return errors.New("question is required")
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}
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if ev.Email != "" {
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if _, err := mail.ParseAddress(ev.Email); err != nil {
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return err
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}
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}
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return nil
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}
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// Load an Question by its ID.
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func Load(id int) (*Question, error) {
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ev := &Question{}
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err := DB.First(ev, id).Error
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return ev, err
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}
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// Save the Question.
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func (ev *Question) Save() error {
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if ev.Name == "" {
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ev.Name = "Anonymous"
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}
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// Dates & times.
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if ev.Created.IsZero() {
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ev.Created = time.Now().UTC()
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}
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if ev.Updated.IsZero() {
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ev.Updated = ev.Created
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}
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// Write the Question.
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return DB.Save(&ev).Error
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}
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// Delete an Question.
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func (ev *Question) Delete() error {
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if ev.ID == 0 {
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return errors.New("Question has no ID")
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}
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// Delete the DB files.
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return DB.Delete(ev).Error
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}
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@ -0,0 +1,39 @@
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="x-apple-disable-message-reformatting"><!-- Disable auto-scale in iOS 10 Mail -->
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<title>{{ .Subject }}</title>
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</head>
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<body width="100%" bgcolor="#FFFFFF" color="#000000" style="margin: 0; mso-line-height-rule: exactly;">
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<center>
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<table width="90%" cellspacing="0" cellpadding="8" style="border: 1px solid #000000">
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<tr>
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<td align="left" valign="top" bgcolor="#C0C0C0">
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<font face="Helvetica,Arial,Verdana-sans-serif" size="6" color="#000000">
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<b>{{ .Subject }}</b>
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</font>
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</td>
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</tr>
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<tr>
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<td align="left" valign="top" bgcolor="#FEFEFE">
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<font face="Helvetica,Arial,Verdana-sans-serif" size="3" color="#000000">
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{{ .Data.Message }}
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</font>
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</td>
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</tr>
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<tr>
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<td align="left" valign="top" bgcolor="#C0C0C0">
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<font face="Helvetica,Arial,Verdana-sans-serif" size="3" color="#000000">
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This e-mail was automatically generated; do not reply to it.
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</font>
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</td>
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</tr>
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</table>
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</center>
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</body>
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</html>
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@ -0,0 +1,67 @@
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{{ define "title" }}Ask Me Anything{{ end }}
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{{ define "content" }}
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<h1>Ask Me Anything</h1>
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{{ if .Data.Error }}
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<div class="alert alert-danger">
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Error: {{ .Data.Error }}
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</div>
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{{ end }}
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<form name="askme" method="POST" action="/ask">
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<div class="card">
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<div class="card-body">
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<input type="hidden" name="_csrf" value="{{ .CSRF }}">
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<div class="form-group row">
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<div class="col-12 col-md-2">
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<label class="col-form-label" for="name">Name:</label>
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</div>
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<div class="col-12 col-md-10">
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<input type="text" class="form-control" id="name" name="name" value="{{ .Data.Q.Name }}" placeholder="Anonymous">
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</div>
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</div>
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<div class="form-group row">
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<div class="col-12 col-md-2">
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<label class="col-form-label" for="email">Email:</label>
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</div>
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<div class="col-12 col-md-10">
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<div><input type="email" class="form-control" id="email" name="email" value="{{ .Data.Q.Email }}" placeholder="name@example.com"></div>
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<small>
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Optional. You will receive a one-time e-mail when I answer your question and no spam.
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</small>
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</div>
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</div>
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<div class="form-group row">
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<label class="col-12" for="question">Question: <small>(required)</small></label>
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<textarea cols="80" rows="6"
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class="col-12 form-control"
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name="question"
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id="question"
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placeholder="Ask me anything">{{ .Data.Q.Question }}</textarea>
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</div>
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<div class="form-group row">
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<div class="col">
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<button type="submit"
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name="submit"
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value="ask"
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class="btn btn-primary">Ask away!</button>
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</div>
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</div>
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</div>
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</div>
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{{ if .LoggedIn }}
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<div class="card mt-4">
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<div class="card-header">
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Pending Questions
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</div>
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<div class="card-body">
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xxx
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</div>
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</div>
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{{ end }}
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</form>
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{{ end }}
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Loading…
Reference in New Issue