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Golang wtforms.NewHiddenField函数代码示例

本文整理汇总了Golang中github.com/jimmykuu/wtforms.NewHiddenField函数的典型用法代码示例。如果您正苦于以下问题：Golang NewHiddenField函数的具体用法？Golang NewHiddenField怎么用？Golang NewHiddenField使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了NewHiddenField函数的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。

示例1: newArticleHandler

// URL: /article/new
// 新建文章
func newArticleHandler(w http.ResponseWriter, r *http.Request) {
	var categories []ArticleCategory
	c := DB.C("articlecategories")
	c.Find(nil).All(&categories)

	var choices []wtforms.Choice

	for _, category := range categories {
		choices = append(choices, wtforms.Choice{Value: category.Id_.Hex(), Label: category.Name})
	}

	form := wtforms.NewForm(
		wtforms.NewHiddenField("html", ""),
		wtforms.NewTextField("title", "标题", "", wtforms.Required{}),
		wtforms.NewTextField("original_source", "原始出处", "", wtforms.Required{}),
		wtforms.NewTextField("original_url", "原始链接", "", wtforms.URL{}),
		wtforms.NewSelectField("category", "分类", choices, ""),
	)

	if r.Method == "POST" && form.Validate(r) {
		user, _ := currentUser(r)

		c = DB.C("contents")

		id_ := bson.NewObjectId()

		html := form.Value("html")
		html = strings.Replace(html, "<pre>", `<pre class="prettyprint linenums">`, -1)

		categoryId := bson.ObjectIdHex(form.Value("category"))
		err := c.Insert(&Article{
			Content: Content{
				Id_:       id_,
				Type:      TypeArticle,
				Title:     form.Value("title"),
				CreatedBy: user.Id_,
				CreatedAt: time.Now(),
			},
			Id_:            id_,
			CategoryId:     categoryId,
			OriginalSource: form.Value("original_source"),
			OriginalUrl:    form.Value("original_url"),
		})

		if err != nil {
			fmt.Println("newArticleHandler:", err.Error())
			return
		}

		http.Redirect(w, r, "/a/"+id_.Hex(), http.StatusFound)
		return
	}

	renderTemplate(w, r, "article/form.html", map[string]interface{}{
		"form":   form,
		"title":  "新建",
		"action": "/article/new",
		"active": "article",
	})
}
开发者ID:jemygraw，项目名称:gopher，代码行数:62，代码来源:article.go

示例2: newPackageHandler

// URL: /package/new
// 新建第三方包
func newPackageHandler(handler *Handler) {
	user, _ := currentUser(handler)

	var categories []PackageCategory

	c := handler.DB.C(PACKAGE_CATEGORIES)
	c.Find(nil).All(&categories)

	var choices []wtforms.Choice

	for _, category := range categories {
		choices = append(choices, wtforms.Choice{Value: category.Id_.Hex(), Label: category.Name})
	}

	form := wtforms.NewForm(
		wtforms.NewHiddenField("html", ""),
		wtforms.NewTextField("name", "名称", "", wtforms.Required{}),
		wtforms.NewSelectField("category_id", "分类", choices, ""),
		wtforms.NewTextField("url", "网址", "", wtforms.Required{}, wtforms.URL{}),
		wtforms.NewTextArea("description", "描述", "", wtforms.Required{}),
	)

	if handler.Request.Method == "POST" && form.Validate(handler.Request) {
		c = handler.DB.C(CONTENTS)
		id := bson.NewObjectId()
		categoryId := bson.ObjectIdHex(form.Value("category_id"))
		html := form.Value("html")
		html = strings.Replace(html, "<pre>", `<pre class="prettyprint linenums">`, -1)
		c.Insert(&Package{
			Content: Content{
				Id_:       id,
				Type:      TypePackage,
				Title:     form.Value("name"),
				Markdown:  form.Value("description"),
				Html:      template.HTML(html),
				CreatedBy: user.Id_,
				CreatedAt: time.Now(),
			},
			Id_:        id,
			CategoryId: categoryId,
			Url:        form.Value("url"),
		})

		c = handler.DB.C(PACKAGE_CATEGORIES)
		// 增加数量
		c.Update(bson.M{"_id": categoryId}, bson.M{"$inc": bson.M{"packagecount": 1}})

		http.Redirect(handler.ResponseWriter, handler.Request, "/p/"+id.Hex(), http.StatusFound)
		return
	}
	handler.renderTemplate("package/form.html", BASE, map[string]interface{}{
		"form":   form,
		"title":  "提交第三方包",
		"action": "/package/new",
		"active": "package",
	})
}
开发者ID:makohill，项目名称:androidfancier.cn，代码行数:59，代码来源:package.go

示例3: signinHandler

// URL: /signin
// 处理用户登录,如果登录成功,设置Cookie
func signinHandler(w http.ResponseWriter, r *http.Request) {
	next := r.FormValue("next")

	form := wtforms.NewForm(
		wtforms.NewHiddenField("next", next),
		wtforms.NewTextField("username", "用户名", "", &wtforms.Required{}),
		wtforms.NewPasswordField("password", "密码", &wtforms.Required{}),
	)

	if r.Method == "POST" {
		if form.Validate(r) {
			c := DB.C("users")
			user := User{}

			err := c.Find(bson.M{"username": form.Value("username")}).One(&user)

			if err != nil {
				form.AddError("username", "该用户不存在")

				renderTemplate(w, r, "account/signin.html", map[string]interface{}{"form": form})
				return
			}

			if !user.IsActive {
				form.AddError("username", "邮箱没有经过验证,如果没有收到邮件,请联系管理员")
				renderTemplate(w, r, "account/signin.html", map[string]interface{}{"form": form})
				return
			}

			if user.Password != encryptPassword(form.Value("password")) {
				form.AddError("password", "密码和用户名不匹配")

				renderTemplate(w, r, "account/signin.html", map[string]interface{}{"form": form})
				return
			}

			session, _ := store.Get(r, "user")
			session.Values["username"] = user.Username
			session.Save(r, w)

			if form.Value("next") == "" {
				http.Redirect(w, r, "/", http.StatusFound)
			} else {
				http.Redirect(w, r, next, http.StatusFound)
			}

			return
		}
	}

	renderTemplate(w, r, "account/signin.html", map[string]interface{}{"form": form})
}
开发者ID:hjqhezgh，项目名称:gopher，代码行数:54，代码来源:account.go

示例4: newTopicHandler

// URL: /topic/new
// 新建主题
func newTopicHandler(w http.ResponseWriter, r *http.Request) {
	nodeId := mux.Vars(r)["node"]

	var nodes []Node
	c := DB.C("nodes")
	c.Find(nil).All(&nodes)

	var choices = []wtforms.Choice{wtforms.Choice{}} // 第一个选项为空

	for _, node := range nodes {
		choices = append(choices, wtforms.Choice{Value: node.Id_.Hex(), Label: node.Name})
	}

	form := wtforms.NewForm(
		wtforms.NewHiddenField("html", ""),
		wtforms.NewSelectField("node", "节点", choices, nodeId, &wtforms.Required{}),
		wtforms.NewTextArea("title", "标题", "", &wtforms.Required{}),
		wtforms.NewTextArea("content", "内容", ""),
	)

	var content string
	var html template.HTML

	if r.Method == "POST" {
		if form.Validate(r) {
			session, _ := store.Get(r, "user")
			username, _ := session.Values["username"]
			username = username.(string)

			user := User{}
			c = DB.C("users")
			c.Find(bson.M{"username": username}).One(&user)

			c = DB.C("contents")

			id_ := bson.NewObjectId()

			now := time.Now()

			html2 := form.Value("html")
			html2 = strings.Replace(html2, "<pre>", `<pre class="prettyprint linenums">`, -1)

			nodeId := bson.ObjectIdHex(form.Value("node"))
			err := c.Insert(&Topic{
				Content: Content{
					Id_:       id_,
					Type:      TypeTopic,
					Title:     form.Value("title"),
					Markdown:  form.Value("content"),
					Html:      template.HTML(html2),
					CreatedBy: user.Id_,
					CreatedAt: now,
				},
				Id_:             id_,
				NodeId:          nodeId,
				LatestRepliedAt: now,
			})

			if err != nil {
				fmt.Println("newTopicHandler:", err.Error())
				return
			}

			// 增加Node.TopicCount
			c = DB.C("nodes")
			c.Update(bson.M{"_id": nodeId}, bson.M{"$inc": bson.M{"topiccount": 1}})

			c = DB.C("status")
			var status Status
			c.Find(nil).One(&status)

			c.Update(bson.M{"_id": status.Id_}, bson.M{"$inc": bson.M{"topiccount": 1}})

			http.Redirect(w, r, "/t/"+id_.Hex(), http.StatusFound)
			return
		}

		content = form.Value("content")
		html = template.HTML(form.Value("html"))
		form.SetValue("html", "")
	}

	renderTemplate(w, r, "topic/form.html", map[string]interface{}{
		"form":    form,
		"title":   "新建",
		"html":    html,
		"content": content,
		"action":  "/topic/new",
		"active":  "topic",
	})
}
开发者ID:jinzhe，项目名称:gopher，代码行数:93，代码来源:topic.go

示例5: editTopicHandler

// URL: /t/{topicId}/edit
// 编辑主题
func editTopicHandler(w http.ResponseWriter, r *http.Request) {
	user, _ := currentUser(r)

	topicId := mux.Vars(r)["topicId"]

	c := DB.C("contents")
	var topic Topic
	err := c.Find(bson.M{"_id": bson.ObjectIdHex(topicId), "content.type": TypeTopic}).One(&topic)

	if err != nil {
		message(w, r, "没有该主题", "没有该主题,不能编辑", "error")
		return
	}

	if !topic.CanEdit(user.Username) {
		message(w, r, "没有该权限", "对不起,你没有权限编辑该主题", "error")
		return
	}

	var nodes []Node
	c = DB.C("nodes")
	c.Find(nil).All(&nodes)

	var choices = []wtforms.Choice{wtforms.Choice{}} // 第一个选项为空

	for _, node := range nodes {
		choices = append(choices, wtforms.Choice{Value: node.Id_.Hex(), Label: node.Name})
	}

	form := wtforms.NewForm(
		wtforms.NewHiddenField("html", ""),
		wtforms.NewSelectField("node", "节点", choices, topic.NodeId.Hex(), &wtforms.Required{}),
		wtforms.NewTextArea("title", "标题", topic.Title, &wtforms.Required{}),
		wtforms.NewTextArea("content", "内容", topic.Markdown),
	)

	content := topic.Markdown
	html := topic.Html

	if r.Method == "POST" {
		if form.Validate(r) {
			html2 := form.Value("html")
			html2 = strings.Replace(html2, "<pre>", `<pre class="prettyprint linenums">`, -1)

			nodeId := bson.ObjectIdHex(form.Value("node"))
			c = DB.C("contents")
			c.Update(bson.M{"_id": topic.Id_}, bson.M{"$set": bson.M{
				"nodeid":            nodeId,
				"content.title":     form.Value("title"),
				"content.markdown":  form.Value("content"),
				"content.html":      template.HTML(html2),
				"content.updatedat": time.Now(),
				"content.updatedby": user.Id_.Hex(),
			}})

			// 如果两次的节点不同,更新节点的主题数量
			if topic.NodeId != nodeId {
				c = DB.C("nodes")
				c.Update(bson.M{"_id": topic.NodeId}, bson.M{"$inc": bson.M{"topiccount": -1}})
				c.Update(bson.M{"_id": nodeId}, bson.M{"$inc": bson.M{"topiccount": 1}})
			}

			http.Redirect(w, r, "/t/"+topic.Id_.Hex(), http.StatusFound)
			return
		}

		content = form.Value("content")
		html = template.HTML(form.Value("html"))
		form.SetValue("html", "")
	}

	renderTemplate(w, r, "topic/form.html", map[string]interface{}{
		"form":    form,
		"title":   "编辑",
		"action":  "/t/" + topicId + "/edit",
		"html":    html,
		"content": content,
		"active":  "topic",
	})
}
开发者ID:jinzhe，项目名称:gopher，代码行数:82，代码来源:topic.go

示例6: editPackageHandler

// URL: /package/{packageId}/edit
// 编辑第三方包
func editPackageHandler(handler *Handler) {
	user, _ := currentUser(handler)

	vars := mux.Vars(handler.Request)
	packageId := vars["packageId"]

	if !bson.IsObjectIdHex(packageId) {
		http.NotFound(handler.ResponseWriter, handler.Request)
		return
	}

	package_ := Package{}
	c := handler.DB.C(CONTENTS)
	err := c.Find(bson.M{"_id": bson.ObjectIdHex(packageId), "content.type": TypePackage}).One(&package_)

	if err != nil {
		message(handler, "没有该包", "没有该包", "error")
		return
	}

	if !package_.CanEdit(user.Username, handler.DB) {
		message(handler, "没有权限", "你没有权限编辑该包", "error")
		return
	}

	var categories []PackageCategory

	c = handler.DB.C(PACKAGE_CATEGORIES)
	c.Find(nil).All(&categories)

	var choices []wtforms.Choice

	for _, category := range categories {
		choices = append(choices, wtforms.Choice{Value: category.Id_.Hex(), Label: category.Name})
	}

	form := wtforms.NewForm(
		wtforms.NewHiddenField("html", ""),
		wtforms.NewTextField("name", "名称", package_.Title, wtforms.Required{}),
		wtforms.NewSelectField("category_id", "分类", choices, package_.CategoryId.Hex()),
		wtforms.NewTextField("url", "网址", package_.Url, wtforms.Required{}, wtforms.URL{}),
		wtforms.NewTextArea("description", "描述", package_.Markdown, wtforms.Required{}),
	)

	if handler.Request.Method == "POST" && form.Validate(handler.Request) {
		c = handler.DB.C(CONTENTS)
		categoryId := bson.ObjectIdHex(form.Value("category_id"))
		html := form.Value("html")
		html = strings.Replace(html, "<pre>", `<pre class="prettyprint linenums">`, -1)
		c.Update(bson.M{"_id": package_.Id_}, bson.M{"$set": bson.M{
			"categoryid":        categoryId,
			"url":               form.Value("url"),
			"content.title":     form.Value("name"),
			"content.markdown":  form.Value("description"),
			"content.html":      template.HTML(html),
			"content.updateDBy": user.Id_.Hex(),
			"content.updatedat": time.Now(),
		}})

		c = handler.DB.C(PACKAGE_CATEGORIES)
		if categoryId != package_.CategoryId {
			// 减少原来类别的包数量
			c.Update(bson.M{"_id": package_.CategoryId}, bson.M{"$inc": bson.M{"packagecount": -1}})
			// 增加新类别的包数量
			c.Update(bson.M{"_id": categoryId}, bson.M{"$inc": bson.M{"packagecount": 1}})
		}

		http.Redirect(handler.ResponseWriter, handler.Request, "/p/"+package_.Id_.Hex(), http.StatusFound)
		return
	}

	form.SetValue("html", "")
	handler.renderTemplate("package/form.html", BASE, map[string]interface{}{
		"form":   form,
		"title":  "编辑第三方包",
		"action": "/p/" + packageId + "/edit",
		"active": "package",
	})
}
开发者ID:makohill，项目名称:androidfancier.cn，代码行数:81，代码来源:package.go

示例7: signinHandler

// URL: /signin
// 处理用户登录,如果登录成功,设置Cookie
func signinHandler(handler *Handler) {
	// 如果已经登录了，跳转到首页
	_, has := currentUser(handler)
	if has {
		handler.Redirect("/")
	}

	next := handler.Request.FormValue("next")

	form := wtforms.NewForm(
		wtforms.NewHiddenField("next", next),
		wtforms.NewTextField("username", "用户名", "", &wtforms.Required{}),
		wtforms.NewPasswordField("password", "密码", &wtforms.Required{}),
		wtforms.NewTextField("geetest_challenge", "challenge", ""),
		wtforms.NewTextField("geetest_validate", "validate", ""),
		wtforms.NewTextField("geetest_seccode", "seccode", ""),
	)

	geeTest := geetest.NewGeeTest(Config.GtCaptchaId, Config.GtPrivateKey)

	if handler.Request.Method == "POST" {
		if form.Validate(handler.Request) {
			// 检查验证码
			if !geeTest.Validate(form.Value("geetest_challenge"), form.Value("geetest_validate"), form.Value("geetest_seccode")) {
				handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{
					"form":       form,
					"captchaErr": true,
				})
				return
			}

			c := handler.DB.C(USERS)
			user := User{}

			err := c.Find(bson.M{"username": form.Value("username")}).One(&user)

			if err != nil {
				form.AddError("username", "该用户不存在")

				handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{
					"form":  form,
					"gtUrl": geeTest.EmbedURL(),
				})
				return
			}

			if !user.IsActive {
				form.AddError("username", "邮箱没有经过验证,如果没有收到邮件,请联系管理员")

				handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{
					"form":  form,
					"gtUrl": geeTest.EmbedURL(),
				})
				return
			}

			if !user.CheckPassword(form.Value("password")) {
				form.AddError("password", "密码和用户名不匹配")

				handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{
					"form":  form,
					"gtUrl": geeTest.EmbedURL(),
				})
				return
			}

			session, _ := store.Get(handler.Request, "user")
			session.Values["username"] = user.Username
			session.Save(handler.Request, handler.ResponseWriter)

			if form.Value("next") == "" {
				http.Redirect(handler.ResponseWriter, handler.Request, "/", http.StatusFound)
			} else {
				http.Redirect(handler.ResponseWriter, handler.Request, next, http.StatusFound)
			}

			return
		}
	}

	handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{
		"form":  form,
		"gtUrl": geeTest.EmbedURL(),
	})
}
开发者ID:zhaoshiling1017，项目名称:gopher，代码行数:87，代码来源:account.go

示例8: signinHandler

// URL: /signin
// 处理用户登录,如果登录成功,设置Cookie
func signinHandler(handler *Handler) {
	// 如果已经登录了，跳转到首页
	_, has := currentUser(handler)
	if has {
		handler.Redirect("/")
	}

	next := handler.Request.FormValue("next")

	form := wtforms.NewForm(
		wtforms.NewHiddenField("next", next),
		wtforms.NewTextField("username", "用户名", "", &wtforms.Required{}),
		wtforms.NewPasswordField("password", "密码", &wtforms.Required{}),
		wtforms.NewTextField("captcha", "验证码", "", wtforms.Required{}),
		wtforms.NewHiddenField("captchaId", ""),
	)

	if handler.Request.Method == "POST" {
		if form.Validate(handler.Request) {
			// 检查验证码
			if !captcha.VerifyString(form.Value("captchaId"), form.Value("captcha")) {
				form.AddError("captcha", "验证码错误")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			c := handler.DB.C(USERS)
			user := User{}

			err := c.Find(bson.M{"username": form.Value("username")}).One(&user)

			if err != nil {
				form.AddError("username", "该用户不存在")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			if !user.IsActive {
				form.AddError("username", "邮箱没有经过验证,如果没有收到邮件,请联系管理员")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			if user.Password != encryptPassword(form.Value("password"), user.Salt) {
				form.AddError("password", "密码和用户名不匹配")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			session, _ := store.Get(handler.Request, "user")
			session.Values["username"] = user.Username
			session.Save(handler.Request, handler.ResponseWriter)

			if form.Value("next") == "" {
				http.Redirect(handler.ResponseWriter, handler.Request, "/", http.StatusFound)
			} else {
				http.Redirect(handler.ResponseWriter, handler.Request, next, http.StatusFound)
			}

			return
		}
	}

	form.SetValue("captcha", "")
	handler.renderTemplate("account/signin.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
}
开发者ID:ego008，项目名称:gopher，代码行数:76，代码来源:account.go

示例9: signupHandler

// URL: /signup
// 处理用户注册,要求输入用户名,密码和邮箱
func signupHandler(handler *Handler) {
	// 如果已经登录了，跳转到首页
	_, has := currentUser(handler)
	if has {
		handler.Redirect("/")
	}

	var username string
	var email string
	session, _ := store.Get(handler.Request, "user")
	if handler.Request.Method == "GET" {
		//如果是从新建关联过来的就自动填充字段
		if session.Values[GITHUB_PROVIDER] == GITHUB_COM {
			username = session.Values[GITHUB_ID].(string)
			email = session.Values[GITHUB_EMAIL].(string)
		}
	}
	form := wtforms.NewForm(
		wtforms.NewTextField("username", "用户名", username, wtforms.Required{}, wtforms.Regexp{Expr: `^[a-zA-Z0-9_]{3,16}$`, Message: "请使用a-z, A-Z, 0-9以及下划线, 长度3-16之间"}),
		wtforms.NewPasswordField("password", "密码", wtforms.Required{}),
		wtforms.NewTextField("email", "电子邮件", email, wtforms.Required{}, wtforms.Email{}),
		wtforms.NewTextField("captcha", "验证码", "", wtforms.Required{}),
		wtforms.NewHiddenField("captchaId", ""),
	)

	if handler.Request.Method == "POST" {
		if form.Validate(handler.Request) {
			// 检查验证码
			if !captcha.VerifyString(form.Value("captchaId"), form.Value("captcha")) {
				form.AddError("captcha", "验证码错误")
				fmt.Println("captcha")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signup.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			c := handler.DB.C(USERS)

			result := User{}

			// 检查用户名
			err := c.Find(bson.M{"username": form.Value("username")}).One(&result)
			if err == nil {
				form.AddError("username", "该用户名已经被注册")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signup.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			// 检查邮箱
			err = c.Find(bson.M{"email": form.Value("email")}).One(&result)

			if err == nil {
				form.AddError("email", "电子邮件地址已经被注册")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signup.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			c2 := handler.DB.C(STATUS)
			var status Status
			c2.Find(nil).One(&status)

			id := bson.NewObjectId()
			username := form.Value("username")
			validateCode := strings.Replace(uuid.NewUUID().String(), "-", "", -1)
			salt := strings.Replace(uuid.NewUUID().String(), "-", "", -1)
			index := status.UserIndex + 1
			u := &User{
				Id_:          id,
				Username:     username,
				Password:     encryptPassword(form.Value("password"), salt),
				Avatar:       "", // defaultAvatars[rand.Intn(len(defaultAvatars))],
				Salt:         salt,
				Email:        form.Value("email"),
				ValidateCode: validateCode,
				IsActive:     true,
				JoinedAt:     time.Now(),
				Index:        index,
			}
			if session.Values[GITHUB_PROVIDER] == GITHUB_COM {
				u.GetGithubValues(session)
				defer deleteGithubValues(session)
			}
			err = c.Insert(u)
			if err != nil {
				logger.Println(err)
				return
			}

			c2.Update(nil, bson.M{"$inc": bson.M{"userindex": 1, "usercount": 1}})

			// 重新生成users.json字符串
			generateUsersJson(handler.DB)

//.........这里部分代码省略.........
开发者ID:ego008，项目名称:gopher，代码行数:101，代码来源:account.go

示例10: editArticleHandler

// URL: /a/{articleId}/edit
// 编辑主题
func editArticleHandler(w http.ResponseWriter, r *http.Request) {
	user, _ := currentUser(r)

	articleId := mux.Vars(r)["articleId"]

	c := DB.C("contents")
	var article Article
	err := c.Find(bson.M{"_id": bson.ObjectIdHex(articleId)}).One(&article)

	if err != nil {
		message(w, r, "没有该文章", "没有该文章,不能编辑", "error")
		return
	}

	if !article.CanEdit(user.Username) {
		message(w, r, "没用该权限", "对不起,你没有权限编辑该文章", "error")
		return
	}

	var categorys []ArticleCategory
	c = DB.C("articlecategories")
	c.Find(nil).All(&categorys)

	var choices []wtforms.Choice

	for _, category := range categorys {
		choices = append(choices, wtforms.Choice{Value: category.Id_.Hex(), Label: category.Name})
	}

	form := wtforms.NewForm(
		wtforms.NewHiddenField("html", ""),
		wtforms.NewTextField("title", "标题", article.Title, wtforms.Required{}),
		wtforms.NewTextField("original_source", "原始出处", article.OriginalSource, wtforms.Required{}),
		wtforms.NewTextField("original_url", "原始链接", article.OriginalUrl, wtforms.URL{}),
		wtforms.NewSelectField("category", "分类", choices, article.CategoryId.Hex()),
	)

	if r.Method == "POST" {
		if form.Validate(r) {
			categoryId := bson.ObjectIdHex(form.Value("category"))
			c = DB.C("contents")
			err = c.Update(bson.M{"_id": article.Id_}, bson.M{"$set": bson.M{
				"categoryid":        categoryId,
				"originalsource":    form.Value("original_source"),
				"originalurl":       form.Value("original_url"),
				"content.title":     form.Value("title"),
				"content.updatedby": user.Id_.Hex(),
				"content.updatedat": time.Now(),
			}})

			if err != nil {
				fmt.Println("update error:", err.Error())
				return
			}

			http.Redirect(w, r, "/a/"+article.Id_.Hex(), http.StatusFound)
			return
		}
	}

	renderTemplate(w, r, "article/form.html", map[string]interface{}{
		"form":   form,
		"title":  "编辑",
		"action": "/a/" + articleId + "/edit",
		"active": "article",
	})
}
开发者ID:jemygraw，项目名称:gopher，代码行数:69，代码来源:article.go

示例11: signupHandler

// URL: /signup
// 处理用户注册,要求输入用户名,密码和邮箱
func signupHandler(handler *Handler) {
	// 如果已经登录了，跳转到首页
	_, has := currentUser(handler)
	if has {
		handler.Redirect("/")
	}

	var username string
	var email string
	session, _ := store.Get(handler.Request, "user")
	if handler.Request.Method == "GET" {
		//如果是从新建关联过来的就自动填充字段
		if session.Values[GITHUB_PROVIDER] == GITHUB_COM {
			username = session.Values[GITHUB_ID].(string)
			email = session.Values[GITHUB_EMAIL].(string)
		}
	}
	form := wtforms.NewForm(
		wtforms.NewTextField("username", "用户名", username, wtforms.Required{}, wtforms.Regexp{Expr: `^[a-zA-Z0-9_]{3,16}$`, Message: "请使用a-z, A-Z, 0-9以及下划线, 长度3-16之间"}),
		wtforms.NewPasswordField("password", "密码", wtforms.Required{}),
		wtforms.NewTextField("email", "电子邮件", email, wtforms.Required{}, wtforms.Email{}),
		wtforms.NewTextField("captcha", "验证码", "", wtforms.Required{}),
		wtforms.NewHiddenField("captchaId", ""),
	)

	if handler.Request.Method == "POST" {
		if form.Validate(handler.Request) {
			// 检查验证码
			if !captcha.VerifyString(form.Value("captchaId"), form.Value("captcha")) {
				form.AddError("captcha", "验证码错误")
				fmt.Println("captcha")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signup.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			c := handler.DB.C(USERS)

			result := User{}

			// 检查用户名
			err := c.Find(bson.M{"username": form.Value("username")}).One(&result)
			if err == nil {
				form.AddError("username", "该用户名已经被注册")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signup.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			// 检查邮箱
			err = c.Find(bson.M{"email": form.Value("email")}).One(&result)

			if err == nil {
				form.AddError("email", "电子邮件地址已经被注册")
				form.SetValue("captcha", "")

				handler.renderTemplate("account/signup.html", BASE, map[string]interface{}{"form": form, "captchaId": captcha.New()})
				return
			}

			c2 := handler.DB.C(STATUS)
			var status Status
			c2.Find(nil).One(&status)

			id := bson.NewObjectId()
			username := form.Value("username")
			validateCode := strings.Replace(uuid.NewUUID().String(), "-", "", -1)
			index := status.UserIndex + 1
			u := &User{
				Id_:          id,
				Username:     username,
				Password:     GenPwd(form.Value("password")),
				Avatar:       "", // defaultAvatars[rand.Intn(len(defaultAvatars))],
				Email:        form.Value("email"),
				ValidateCode: validateCode,
				IsActive:     true,
				JoinedAt:     time.Now(),
				Index:        index,
			}
			if session.Values[GITHUB_PROVIDER] == GITHUB_COM {
				u.GetGithubValues(session)
				defer deleteGithubValues(session)
			}
			err = c.Insert(u)
			if err != nil {
				logger.Println(err)
				return
			}

			c2.Update(nil, bson.M{"$inc": bson.M{"userindex": 1, "usercount": 1}})

			// 重新生成users.json字符串
			generateUsersJson(handler.DB)

			// 注册成功后设成登录状态
			session, _ := store.Get(handler.Request, "user")
//.........这里部分代码省略.........
开发者ID:nosqldb，项目名称:G，代码行数:101，代码来源:account.go


注：本文中的github.com/jimmykuu/wtforms.NewHiddenField函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。