[ADD]分页参数
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parent
05d3f3f259
commit
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@ -1,5 +1,7 @@
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package controllers
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import "liteblog/models"
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type IndexController struct {
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BaseController
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}
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@ -7,6 +9,33 @@ type IndexController struct {
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//首页
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// @router / [get]
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func (c *IndexController) Get() {
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limit := 10
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page, err := c.GetInt("page", 1)
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if err != nil && page <= 0 {
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page = 1
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}
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notes, err := models.QueryNoteByPage(page, limit)
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if err != nil {
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c.Abort500(err)
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}
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c.Data["notes"] = notes
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// 得到文章的总数
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count, err := models.QueryNoteCount()
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if err != nil {
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c.Abort500(err)
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}
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// 计算总页数
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totalPage := count / limit
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if count % limit != 0 {
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totalPage += 1
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}
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c.Data["totalPage"] = totalPage
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c.Data["page"] = page
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c.TplName = "index.html"
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}
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//留言
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4
main.go
4
main.go
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@ -21,6 +21,10 @@ func initTemplate() {
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s2 := strings.Trim(y, "/")
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return strings.Compare(s1, s2) == 0
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})
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_ = beego.AddFuncMap("add", func(x, y int) int {
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return x + y
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})
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}
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func initSession() {
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@ -19,6 +19,16 @@ func QueryNoteByKeyAndUserId(key string, userId int) (note Note, err error) {
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return note, err
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}
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func QueryNoteByPage(page, limit int) (notes []*Note, err error) {
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err = db.Offset((page - 1) * limit).Limit(limit).Find(¬es).Error
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return notes, err
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}
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func QueryNoteCount() (count int, err error) {
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err = db.Model(&Note{}).Count(&count).Error
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return count, err
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}
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func SaveNote(n *Note) error {
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return db.Save(n).Error
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}
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@ -14,45 +14,29 @@
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<h4 class="item-title">
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<p><i class="layui-icon layui-icon-speaker"></i>公告:<span>欢迎来到我的轻博客</span></p>
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</h4>
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<div class="item">
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<div class="item-box layer-photos-demo1 layer-photos-demo">
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<h3><a href="details.html">拥有诗意的心态,才能拥有诗意的生活</a></h3>
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<h5>发布于:<span>刚刚</span></h5>
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<p>父爱如山,不善表达。回想十多年前,总记得父亲有个宽厚的肩膀,小小的自己跨坐在上面,越过人山人海去看更广阔的天空,那个时候期望自己有一双翅膀,能够像鸟儿一样飞得高,看得远。虽然父亲有时会和自己开玩笑,但在做错事的时候会受到严厉的训斥。父亲有双粗糙的大手掌,手把手教我走路、骑车,却会在该放手的时刻果断地放开让自己去大胆尝试,那个时候期望快快长大,能够做自己想做的事,不用受父亲的“控制”。父亲是智慧树,他无所不知、无所不晓,虽然你有十万个为什么,但是也难不倒他。</p>
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<img src="/static/images/item.png" alt="">
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{{ range .notes }}
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<div class="item">
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<div class="item-box layer-photos-demo1 layer-photos-demo">
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<h3><a href="details.html">{{ .Title }}</a></h3>
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<h5>发布于:<span>{{ date .UpdatedAt "Y-m-d H:i:s"}}</span></h5>
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<p>{{ .Summary }}</p>
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<img src="/static/images/item.png" alt="">
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</div>
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<div class="comment count">
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<a href="details.html#comment">评论</a>
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<a href="javascript:;" class="like">点赞</a>
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</div>
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</div>
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<div class="comment count">
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<a href="details.html#comment">评论</a>
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<a href="javascript:;" class="like">点赞</a>
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</div>
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</div>
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<div class="item">
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<div class="item-box layer-photos-demo2 layer-photos-demo">
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<h3><a href="details.html">拥有诗意的心态,才能拥有诗意的生活</a></h3>
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<h5>发布于:<span>刚刚</span></h5>
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<p>父爱如山,不善表达。回想十多年前,总记得父亲有个宽厚的肩膀,小小的自己跨坐在上面,越过人山人海去看更广阔的天空,那个时候期望自己有一双翅膀,能够像鸟儿一样飞得高,看得远。虽然父亲有时会和自己开玩笑,但在做错事的时候会受到严厉的训斥。父亲有双粗糙的大手掌,手把手教我走路、骑车,却会在该放手的时刻果断地放开让自己去大胆尝试,那个时候期望快快长大,能够做自己想做的事,不用受父亲的“控制”。父亲是智慧树,他无所不知、无所不晓,虽然你有十万个为什么,但是也难不倒他。</p>
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<img src="/static/images/item.png" alt="">
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</div>
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<div class="comment count">
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<a href="details.html#comment">评论</a>
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<a href="javascript:;" class="like">点赞</a>
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</div>
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</div>
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<div class="item">
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<div class="item-box layer-photos-demo3 layer-photos-demo">
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<h3><a href="details.html">拥有诗意的心态,才能拥有诗意的生活</a></h3>
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<h5>发布于:<span>刚刚</span></h5>
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<p>父爱如山,不善表达。回想十多年前,总记得父亲有个宽厚的肩膀,小小的自己跨坐在上面,越过人山人海去看更广阔的天空,那个时候期望自己有一双翅膀,能够像鸟儿一样飞得高,看得远。虽然父亲有时会和自己开玩笑,但在做错事的时候会受到严厉的训斥。父亲有双粗糙的大手掌,手把手教我走路、骑车,却会在该放手的时刻果断地放开让自己去大胆尝试,那个时候期望快快长大,能够做自己想做的事,不用受父亲的“控制”。父亲是智慧树,他无所不知、无所不晓,虽然你有十万个为什么,但是也难不倒他。</p>
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<img src="/static/images/item.png" alt="">
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</div>
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<div class="comment count">
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<a href="details.html#comment">评论</a>
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<a href="javascript:;" class="like">点赞</a>
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</div>
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</div>
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{{ end }}
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</div>
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<div class="item-btn">
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<button class="layui-btn layui-btn-normal">下一页</button>
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{{ if gt .page 1 }}
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<button class="layui-btn layui-btn-normal" onclick="window.location.href='/?page={{ add .page -1 }}'">上一页</button>
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{{ end }}
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{{ if lt .page .totalPage }}
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<button class="layui-btn layui-btn-normal" onclick="window.location.href='/?page={{ add .page 1}}'">下一页</button>
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{{ end }}
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</div>
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</div>
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</div>
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