wp-go/internal/actions/index.go
2023-02-09 15:43:20 +08:00

300 lines
8.3 KiB
Go

package actions
import (
"errors"
"fmt"
"github.com/fthvgb1/wp-go/helper/maps"
"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/theme/common"
"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
stats int
}
func newIndexHandle(ctx *gin.Context) *indexHandle {
size := str.ToInteger(wpconfig.Options.Value("posts_per_page"), 10)
return &indexHandle{
c: ctx,
session: sessions.Default(ctx),
page: 1,
pageSize: size,
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,
stats: 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 = map[string]struct{}{"asc": {}, "desc": {}}
func (h *indexHandle) parseParams() (err error) {
h.order = h.c.Query("order")
if !maps.IsExists(orders, h.order) {
order := config.GetConfig().PostOrder
h.order = "asc"
if order != "" && maps.IsExists(orders, order) {
h.order = order
}
}
year := h.c.Param("year")
if year != "" {
y := str.ToInteger(year, -1)
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 := str.ToInteger(month, -1)
if !maps.IsExists(months, m) {
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 != "" {
h.scene = plugins.Category
if !maps.IsExists(cache.AllCategoryTagsNames(h.c, plugins.Category), category) {
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
}
tag := h.c.Param("tag")
if tag != "" {
h.scene = plugins.Tag
if !maps.IsExists(cache.AllCategoryTagsNames(h.c, plugins.Tag), tag) {
return errors.New(str.Join("not exists tag ", tag))
}
h.categoryType = "post_tag"
h.header = fmt.Sprintf("标签: <span>%s</span>", tag)
h.category = tag
}
username := h.c.Param("author")
if username != "" {
allUsername, er := cache.GetAllUsername(h.c)
if er != nil {
err = er
return
}
if !maps.IsExists(allUsername, username) {
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 h.category != "" {
h.where = append(h.where, []string{
"d.name", h.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(h.category, wpconfig.Options.Value("blogname"))
}
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
}
h.page = str.ToInteger(h.c.Param("page"), 1)
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 := slice.Map(cache.RecentPosts(c, 5), common.ProjectTitle)
categoryItems := cache.CategoriesTags(c, plugins.Category)
recentComments := cache.RecentComments(c, 5)
ginH := gin.H{
"err": err,
"recentPosts": recent,
"archives": archive,
"categories": categoryItems,
"search": h.search,
"header": h.header,
"recentComments": recentComments,
"posts": posts,
}
pw := h.session.Get("post_password")
pws, ok := pw.(string)
if !ok {
pws = ""
}
defer func() {
code := http.StatusOK
if err != nil {
code = http.StatusNotFound
if h.stats == plugins.InternalErr {
code = http.StatusInternalServerError
c.Error(err)
return
}
c.Error(err)
h.stats = plugins.Error
}
t := theme.GetTemplateName()
theme.Hook(t, common.Handle{
C: c,
GinH: ginH,
Password: pws,
Scene: h.scene,
Code: code,
Stats: h.stats,
})
}()
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.stats = 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.stats = plugins.Empty404
}
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["scene"] = h.scene
ginH["pagination"] = pagination.NewParsePagination(totalRaw, h.pageSize, h.page, h.paginationStep, q, c.Request.URL.Path)
}