wp-go/internal/actions/index.go
2023-01-22 18:01:04 +08:00

317 lines
8.6 KiB
Go

package actions
import (
"errors"
"fmt"
"github.com/fthvgb1/wp-go/helper/number"
"github.com/fthvgb1/wp-go/helper/slice"
str "github.com/fthvgb1/wp-go/helper/strings"
"github.com/fthvgb1/wp-go/internal/pkg/cache"
"github.com/fthvgb1/wp-go/internal/pkg/config"
"github.com/fthvgb1/wp-go/internal/pkg/dao"
"github.com/fthvgb1/wp-go/internal/pkg/logs"
"github.com/fthvgb1/wp-go/internal/pkg/models"
"github.com/fthvgb1/wp-go/internal/plugins"
"github.com/fthvgb1/wp-go/internal/theme"
"github.com/fthvgb1/wp-go/internal/wpconfig"
"github.com/fthvgb1/wp-go/model"
"github.com/fthvgb1/wp-go/plugin/pagination"
"github.com/gin-contrib/sessions"
"github.com/gin-gonic/gin"
"math"
"net/http"
"strconv"
"strings"
"sync/atomic"
"time"
)
type indexHandle struct {
c *gin.Context
session sessions.Session
page int
pageSize int
title string
titleL string
titleR string
search string
author string
totalPage int
category string
categoryType string
where model.SqlBuilder
orderBy string
order string
join model.SqlBuilder
postType []any
postStatus []any
header string
paginationStep int
scene int
status int
}
func newIndexHandle(ctx *gin.Context) *indexHandle {
size := wpconfig.Options.Value("posts_per_page")
si, _ := strconv.Atoi(size)
return &indexHandle{
c: ctx,
session: sessions.Default(ctx),
page: 1,
pageSize: si,
paginationStep: 1,
titleL: wpconfig.Options.Value("blogname"),
titleR: wpconfig.Options.Value("blogdescription"),
where: model.SqlBuilder{
{"post_type", "in", ""},
{"post_status", "in", ""},
},
orderBy: "post_date",
join: model.SqlBuilder{},
postType: []any{"post"},
postStatus: []any{"publish"},
scene: plugins.Home,
status: plugins.Ok,
}
}
var months = slice.SimpleToMap(number.Range(1, 12, 1), func(v int) int {
return v
})
func (h *indexHandle) setTitleLR(l, r string) {
h.titleL = l
h.titleR = r
}
func (h *indexHandle) getTitle() string {
h.title = fmt.Sprintf("%s-%s", h.titleL, h.titleR)
return h.title
}
func (h *indexHandle) getSearchKey() string {
return fmt.Sprintf("action:%s|%s|%s|%s|%s|%s|%d|%d", h.author, h.search, h.orderBy, h.order, h.category, h.categoryType, h.page, h.pageSize)
}
var orders = []string{"asc", "desc"}
func (h *indexHandle) parseParams() (err error) {
h.order = h.c.Query("order")
if !slice.IsContained(h.order, orders) {
order := config.Conf.Load().PostOrder
h.order = "asc"
if order != "" && slice.IsContained(order, orders) {
h.order = order
}
}
year := h.c.Param("year")
if year != "" {
y, er := strconv.Atoi(year)
if er != nil {
return err
}
if y > time.Now().Year() || y <= 1970 {
return errors.New(str.Join("year err : ", year))
}
h.where = append(h.where, []string{
"year(post_date)", year,
})
}
month := h.c.Param("month")
if month != "" {
m, err := strconv.Atoi(month)
if err != nil {
return err
}
if _, ok := months[m]; !ok {
return errors.New(str.Join("months err ", month))
}
h.where = append(h.where, []string{
"month(post_date)", month,
})
ss := fmt.Sprintf("%s年%s月", year, strings.TrimLeft(month, "0"))
h.header = fmt.Sprintf("月度归档: <span>%s</span>", ss)
h.setTitleLR(ss, wpconfig.Options.Value("blogname"))
h.scene = plugins.Archive
}
category := h.c.Param("category")
if category == "" {
category = h.c.Param("tag")
if category != "" {
allNames := cache.AllTagsNames(h.c)
if _, ok := allNames[category]; !ok {
return errors.New(str.Join("not exists tag ", category))
}
h.categoryType = "post_tag"
h.header = fmt.Sprintf("标签: <span>%s</span>", category)
}
} else {
allNames := cache.AllCategoryNames(h.c)
if _, ok := allNames[category]; !ok {
return errors.New(str.Join("not exists category ", category))
}
h.categoryType = "category"
h.header = fmt.Sprintf("分类: <span>%s</span>", category)
}
h.category = category
username := h.c.Param("author")
if username != "" {
allUsername, er := cache.GetAllUsername(h.c)
if er != nil {
err = er
return
}
if _, ok := allUsername[username]; !ok {
err = errors.New(str.Join("user ", username, " is not exists"))
return
}
user, er := cache.GetUserByName(h.c, username)
if er != nil {
err = er
return
}
h.author = username
h.where = append(h.where, []string{
"post_author", "=", strconv.FormatUint(user.Id, 10), "int",
})
}
if category != "" {
h.where = append(h.where, []string{
"d.name", category,
}, []string{"taxonomy", h.categoryType})
h.join = append(h.join, []string{
"a", "left join", "wp_term_relationships b", "a.Id=b.object_id",
}, []string{
"left join", "wp_term_taxonomy c", "b.term_taxonomy_id=c.term_taxonomy_id",
}, []string{
"left join", "wp_terms d", "c.term_id=d.term_id",
})
h.setTitleLR(category, wpconfig.Options.Value("blogname"))
h.scene = plugins.Category
}
s := h.c.Query("s")
if s != "" && strings.Replace(s, " ", "", -1) != "" {
q := str.Join("%", s, "%")
h.where = append(h.where, []string{
"and", "post_title", "like", q, "",
"or", "post_content", "like", q, "",
"or", "post_excerpt", "like", q, "",
}, []string{"post_password", ""})
h.postType = append(h.postType, "page", "attachment")
h.header = fmt.Sprintf("%s的搜索结果", s)
h.setTitleLR(str.Join(`"`, s, `"`, "的搜索结果"), wpconfig.Options.Value("blogname"))
h.search = s
h.scene = plugins.Search
}
p := h.c.Query("paged")
if p == "" {
p = h.c.Param("page")
}
if p != "" {
if pa, err := strconv.Atoi(p); err == nil {
h.page = pa
}
}
total := int(atomic.LoadInt64(&dao.TotalRaw))
if total > 0 && total < (h.page-1)*h.pageSize {
h.page = 1
}
if h.page > 1 && (h.category != "" || h.search != "" || month != "") {
h.setTitleLR(fmt.Sprintf("%s-第%d页", h.titleL, h.page), wpconfig.Options.Value("blogname"))
}
return
}
func (h *indexHandle) getTotalPage(totalRaws int) int {
h.totalPage = int(math.Ceil(float64(totalRaws) / float64(h.pageSize)))
return h.totalPage
}
func Index(c *gin.Context) {
h := newIndexHandle(c)
var posts []models.Posts
var totalRaw int
var err error
archive := cache.Archives(c)
recent := cache.RecentPosts(c, 5)
categoryItems := cache.Categories(c)
recentComments := cache.RecentComments(c, 5)
ginH := gin.H{
"err": err,
"options": wpconfig.Options,
"recentPosts": recent,
"archives": archive,
"categories": categoryItems,
"search": h.search,
"header": h.header,
"recentComments": recentComments,
}
defer func() {
code := http.StatusOK
if err != nil {
code = http.StatusNotFound
if h.status == plugins.InternalErr {
code = http.StatusInternalServerError
c.Error(err)
return
}
c.Error(err)
h.status = plugins.Error
}
t := theme.GetTemplateName()
theme.Hook(t, code, c, ginH, h.scene, h.status)
}()
err = h.parseParams()
if err != nil {
return
}
ginH["title"] = h.getTitle()
if c.Param("month") != "" {
posts, totalRaw, err = cache.GetMonthPostIds(c, c.Param("year"), c.Param("month"), h.page, h.pageSize, h.order)
if err != nil {
return
}
} else if h.search != "" {
posts, totalRaw, err = cache.SearchPost(c, h.getSearchKey(), c, h.where, h.page, h.pageSize, model.SqlBuilder{{h.orderBy, h.order}}, h.join, h.postType, h.postStatus)
} else {
posts, totalRaw, err = cache.PostLists(c, h.getSearchKey(), c, h.where, h.page, h.pageSize, model.SqlBuilder{{h.orderBy, h.order}}, h.join, h.postType, h.postStatus)
}
if err != nil {
h.status = plugins.Error
logs.ErrPrintln(err, "获取数据错误")
return
}
if len(posts) < 1 && h.category != "" {
h.titleL = "未找到页面"
h.status = plugins.Empty404
}
pw := h.session.Get("post_password")
plug := plugins.NewPostPlugin(c, h.scene)
for i, post := range posts {
plugins.PasswordProjectTitle(&posts[i])
if post.PostPassword != "" && pw != post.PostPassword {
plugins.PasswdProjectContent(&posts[i])
} else {
plugins.ApplyPlugin(plug, &posts[i])
}
}
for i, post := range recent {
if post.PostPassword != "" && pw != post.PostPassword {
plugins.PasswdProjectContent(&recent[i])
}
}
q := c.Request.URL.Query().Encode()
if q != "" {
q = fmt.Sprintf("?%s", q)
}
ginH["posts"] = posts
ginH["totalPage"] = h.getTotalPage(totalRaw)
ginH["currentPage"] = h.page
ginH["title"] = h.getTitle()
ginH["pagination"] = pagination.NewParsePagination(totalRaw, h.pageSize, h.page, h.paginationStep, q, c.Request.URL.Path)
}