// 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})
}
// URL: /package/new
// 新建第三方包
func newPackageHandler(w http.ResponseWriter, r *http.Request) {
user, ok := currentUser(r)
if !ok {
http.Redirect(w, r, "/signin", http.StatusFound)
return
}
var categories []PackageCategory
c := db.C("packagecategories")
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 r.Method == "POST" && form.Validate(r) {
c = db.C("packages")
id := bson.NewObjectId()
categoryId := bson.ObjectIdHex(form.Value("category_id"))
c.Insert(&Package{
Id_: id,
UserId: user.Id_,
CategoryId: categoryId,
Name: form.Value("name"),
Url: form.Value("url"),
Markdown: form.Value("description"),
Html: template.HTML(form.Value("html")),
CreatedAt: time.Now(),
})
c = db.C("packagecategories")
// 增加数量
c.Update(bson.M{"_id": categoryId}, bson.M{"$inc": bson.M{"packagecount": 1}})
http.Redirect(w, r, "/p/"+id.Hex(), http.StatusFound)
return
}
renderTemplate(w, r, "package/form.html", map[string]interface{}{"form": form, "title": "提交第三方包", "action": "/package/new"})
}
// URL: /package/{packageId}/edit
// 编辑第三方包
func editPackageHandler(w http.ResponseWriter, r *http.Request) {
user, ok := currentUser(r)
if !ok {
http.Redirect(w, r, "/signin", http.StatusFound)
return
}
vars := mux.Vars(r)
packageId := vars["packageId"]
package_ := Package{}
c := db.C("packages")
err := c.Find(bson.M{"_id": bson.ObjectIdHex(packageId)}).One(&package_)
if err != nil {
message(w, r, "没有该包", "没有该包", "error")
return
}
if !package_.CanEdit(user.Username) {
message(w, r, "没有权限", "你没有权限编辑该包", "error")
return
}
var categories []PackageCategory
c = db.C("packagecategories")
c.Find(nil).All(&categories)
var choices []wtforms.Choice
for _, category := range categories {
choices = append(choices, wtforms.Choice{Value: category.Id_.Hex(), Label: category.Name})
}
form := wtforms.NewForm(
wtforms.NewHiddenField("html", string(package_.Html)),
wtforms.NewTextField("name", "名称", package_.Name, wtforms.Required{}),
wtforms.NewSelectField("category_id", "分类", choices, package_.CategoryId.Hex()),
wtforms.NewTextField("url", "网址", package_.Url, wtforms.Required{}, wtforms.URL{}),
wtforms.NewTextArea("description", "描述", package_.Markdown, wtforms.Required{}),
)
if r.Method == "POST" && form.Validate(r) {
c = db.C("packages")
categoryId := bson.ObjectIdHex(form.Value("category_id"))
c.Update(bson.M{"_id": package_.Id_}, bson.M{"$set": bson.M{
"categoryid": categoryId,
"name": form.Value("name"),
"url": form.Value("url"),
"markdown": form.Value("description"),
"html": template.HTML(form.Value("html")),
}})
c = db.C("packagecategories")
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(w, r, "/p/"+package_.Id_.Hex(), http.StatusFound)
return
}
renderTemplate(w, r, "package/form.html", map[string]interface{}{"form": form, "title": "编辑第三方包", "action": "/p/" + packageId + "/edit"})
}
// URL: /topic/new
// 新建主题
func newTopicHandler(w http.ResponseWriter, r *http.Request) {
if _, ok := currentUser(r); !ok {
http.Redirect(w, r, "/signin", http.StatusFound)
return
}
nodeId := mux.Vars(r)["node"]
var nodes []Node
c := db.C("nodes")
c.Find(nil).All(&nodes)
var choices []wtforms.Choice
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.NewTextArea("title", "标题", "", &wtforms.Required{}),
wtforms.NewTextArea("content", "内容", ""),
)
if r.Method == "POST" && 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("topics")
Id_ := bson.NewObjectId()
now := time.Now()
html := form.Value("html")
html = strings.Replace(html, "<pre>", `<pre class="prettyprint linenums">`, -1)
nodeId := bson.ObjectIdHex(form.Value("node"))
err := c.Insert(&Topic{
Id_: Id_,
NodeId: nodeId,
UserId: user.Id_,
Title: form.Value("title"),
Markdown: form.Value("content"),
Html: template.HTML(html),
CreatedAt: now,
LatestRepliedAt: now,
})
if err != nil {
panic(err)
}
// 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
}
renderTemplate(w, r, "topic/form.html", map[string]interface{}{"form": form, "title": "新建", "action": "/topic/new"})
}
// URL: /t/{topicId}/edit
// 编辑主题
func editTopicHandler(w http.ResponseWriter, r *http.Request) {
user, ok := currentUser(r)
if !ok {
http.Redirect(w, r, "/signin", http.StatusFound)
return
}
topicId := mux.Vars(r)["topicId"]
c := db.C("topics")
var topic Topic
err := c.Find(bson.M{"_id": bson.ObjectIdHex(topicId)}).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, "没用该权限", "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
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.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) {
html := form.Value("html")
html = strings.Replace(html, "<pre>", `<pre class="prettyprint linenums">`, -1)
nodeId := bson.ObjectIdHex(form.Value("node"))
c = db.C("topics")
c.Update(bson.M{"_id": topic.Id_}, bson.M{"$set": bson.M{
"nodeid": nodeId,
"title": form.Value("title"),
"markdown": form.Value("content"),
"html": template.HTML(html),
"updatedat": time.Now(),
"updatedby": user.Id_,
}})
// 如果两次的节点不同,更新节点的主题数量
if topic.NodeId != nodeId {
c = db.C("nodes")
c.Update(bson.M{"_id": topic.NodeId}, bson.M{"$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"))
}
renderTemplate(w, r, "topic/form.html", map[string]interface{}{"form": form, "title": "编辑", "action": "/t/" + topicId + "/edit", "html": html, "content": content})
}
// URL: /article/new
// 新建文章
func newArticleHandler(w http.ResponseWriter, r *http.Request) {
if _, ok := currentUser(r); !ok {
http.Redirect(w, r, "/signin", http.StatusFound)
return
}
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.NewTextArea("content", "内容", "", 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) {
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("articles")
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{
Id_: Id_,
CategoryId: categoryId,
UserId: user.Id_,
Title: form.Value("title"),
Markdown: form.Value("content"),
Html: template.HTML(html),
OriginalSource: form.Value("original_source"),
OriginalUrl: form.Value("original_url"),
CreatedAt: time.Now(),
})
if err != nil {
panic(err)
}
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"})
}
// URL: /a/{articleId}/edit
// 编辑主题
func editArticleHandler(w http.ResponseWriter, r *http.Request) {
user, ok := currentUser(r)
if !ok {
http.Redirect(w, r, "/signin", http.StatusFound)
return
}
articleId := mux.Vars(r)["articleId"]
c := db.C("articles")
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.NewTextArea("content", "内容", article.Markdown, 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()),
)
content := article.Markdown
html := article.Html
if r.Method == "POST" {
if form.Validate(r) {
html := form.Value("html")
html = strings.Replace(html, "<pre>", `<pre class="prettyprint linenums">`, -1)
categoryId := bson.ObjectIdHex(form.Value("category"))
c = db.C("articles")
c.Update(bson.M{"_id": article.Id_}, bson.M{"$set": bson.M{
"categoryid": categoryId,
"title": form.Value("title"),
"originalsource": form.Value("original_source"),
"originalurl": form.Value("original_url"),
"markdown": form.Value("content"),
"html": template.HTML(html),
}})
http.Redirect(w, r, "/a/"+article.Id_.Hex(), http.StatusFound)
return
}
content = form.Value("content")
html = template.HTML(form.Value("html"))
}
renderTemplate(w, r, "article/form.html", map[string]interface{}{"form": form, "title": "编辑", "action": "/a/" + articleId + "/edit", "html": html, "content": content})
}