gosora/common/template_init.go

415 lines
13 KiB
Go

package common
import (
"html/template"
"log"
"net/http"
"path/filepath"
"strconv"
"strings"
"sync"
"time"
"./templates"
)
var Ctemplates []string
var Templates = template.New("")
var PrebuildTmplList []func(User, *HeaderVars) CTmpl
type CTmpl struct {
Name string
Filename string
Path string
StructName string
Data interface{}
Imports []string
}
// TODO: Stop duplicating these bits of code
// nolint
func interpreted_topic_template(pi TopicPage, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["topic"]
if !ok {
mapping = "topic"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// nolint
var Template_topic_handle = interpreted_topic_template
var Template_topic_alt_handle = interpreted_topic_template
// nolint
var Template_topics_handle = func(pi TopicsPage, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["topics"]
if !ok {
mapping = "topics"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// nolint
var Template_forum_handle = func(pi ForumPage, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["forum"]
if !ok {
mapping = "forum"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// nolint
var Template_forums_handle = func(pi ForumsPage, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["forums"]
if !ok {
mapping = "forums"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// nolint
var Template_profile_handle = func(pi ProfilePage, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["profile"]
if !ok {
mapping = "profile"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// nolint
var Template_create_topic_handle = func(pi CreateTopicPage, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["create_topic"]
if !ok {
mapping = "create_topic"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// nolint
var Template_login_handle = func(pi Page, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["login"]
if !ok {
mapping = "login"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// nolint
var Template_register_handle = func(pi Page, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["register"]
if !ok {
mapping = "register"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// nolint
var Template_error_handle = func(pi Page, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["error"]
if !ok {
mapping = "error"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// nolint
var Template_ip_search_handle = func(pi IPSearchPage, w http.ResponseWriter) error {
mapping, ok := Themes[DefaultThemeBox.Load().(string)].TemplatesMap["ip_search"]
if !ok {
mapping = "ip_search"
}
return Templates.ExecuteTemplate(w, mapping+".html", pi)
}
// ? - Add template hooks?
func CompileTemplates() error {
var config tmpl.CTemplateConfig
config.Minify = Config.MinifyTemplates
config.SuperDebug = Dev.TemplateDebug
var c tmpl.CTemplateSet
c.SetConfig(config)
// Schemas to train the template compiler on what to expect
// TODO: Add support for interface{}s
user := User{62, BuildProfileURL("fake-user", 62), "Fake User", "compiler@localhost", 0, false, false, false, false, false, false, GuestPerms, make(map[string]bool), "", false, BuildAvatar(62, ""), "", "", "", "", 0, 0, 0, "0.0.0.0.0", 0}
// TODO: Do a more accurate level calculation for this?
user2 := User{1, BuildProfileURL("admin-alice", 1), "Admin Alice", "alice@localhost", 1, true, true, true, true, false, false, AllPerms, make(map[string]bool), "", true, BuildAvatar(1, ""), "", "", "", "", 58, 1000, 0, "127.0.0.1", 0}
user3 := User{2, BuildProfileURL("admin-fred", 62), "Admin Fred", "fred@localhost", 1, true, true, true, true, false, false, AllPerms, make(map[string]bool), "", true, BuildAvatar(2, ""), "", "", "", "", 42, 900, 0, "::1", 0}
headerVars := &HeaderVars{
Site: Site,
Settings: SettingBox.Load().(SettingMap),
Themes: Themes,
Theme: Themes[DefaultThemeBox.Load().(string)],
NoticeList: []string{"test"},
Stylesheets: []string{"panel"},
Scripts: []string{"whatever"},
Widgets: PageWidgets{
LeftSidebar: template.HTML("lalala"),
},
}
log.Print("Compiling the templates")
var now = time.Now()
poll := Poll{ID: 1, Type: 0, Options: map[int]string{0: "Nothing", 1: "Something"}, Results: map[int]int{0: 5, 1: 2}, QuickOptions: []PollOption{
PollOption{0, "Nothing"},
PollOption{1, "Something"},
}, VoteCount: 7}
topic := TopicUser{1, "blah", "Blah", "Hey there!", 0, false, false, now, RelativeTime(now), now, RelativeTime(now), 0, "", "127.0.0.1", 0, 1, "classname", poll.ID, "weird-data", BuildProfileURL("fake-user", 62), "Fake User", Config.DefaultGroup, "", 0, "", "", "", "", "", 58, false}
var replyList []ReplyUser
replyList = append(replyList, ReplyUser{0, 0, "Yo!", "Yo!", 0, "alice", "Alice", Config.DefaultGroup, now, RelativeTime(now), 0, 0, "", "", 0, "", "", "", "", 0, "127.0.0.1", false, 1, "", ""})
var varList = make(map[string]tmpl.VarItem)
tpage := TopicPage{"Title", user, headerVars, replyList, topic, poll, 1, 1}
topicIDTmpl, err := c.Compile("topic.html", "templates/", "common.TopicPage", tpage, varList)
if err != nil {
return err
}
topicIDAltTmpl, err := c.Compile("topic_alt.html", "templates/", "common.TopicPage", tpage, varList)
if err != nil {
return err
}
varList = make(map[string]tmpl.VarItem)
ppage := ProfilePage{"User 526", user, headerVars, replyList, user}
profileTmpl, err := c.Compile("profile.html", "templates/", "common.ProfilePage", ppage, varList)
if err != nil {
return err
}
// TODO: Use a dummy forum list to avoid o(n) problems
var forumList []Forum
forums, err := Forums.GetAll()
if err != nil {
return err
}
for _, forum := range forums {
forumList = append(forumList, *forum)
}
varList = make(map[string]tmpl.VarItem)
forumsPage := ForumsPage{"Forum List", user, headerVars, forumList}
forumsTmpl, err := c.Compile("forums.html", "templates/", "common.ForumsPage", forumsPage, varList)
if err != nil {
return err
}
var topicsList []*TopicsRow
topicsList = append(topicsList, &TopicsRow{1, "topic-title", "Topic Title", "The topic content.", 1, false, false, "Date", time.Now(), "Date", user3.ID, 1, "", "127.0.0.1", 0, 1, "classname", "", &user2, "", 0, &user3, "General", "/forum/general.2"})
topicsPage := TopicsPage{"Topic List", user, headerVars, topicsList, forumList, Config.DefaultForum, []int{1}, 1, 1}
topicsTmpl, err := c.Compile("topics.html", "templates/", "common.TopicsPage", topicsPage, varList)
if err != nil {
return err
}
//var topicList []TopicUser
//topicList = append(topicList,TopicUser{1,"topic-title","Topic Title","The topic content.",1,false,false,"Date","Date",1,"","127.0.0.1",0,1,"classname","","admin-fred","Admin Fred",config.DefaultGroup,"",0,"","","","",58,false})
forumItem := BlankForum(1, "general-forum.1", "General Forum", "Where the general stuff happens", true, "all", 0, "", 0)
forumPage := ForumPage{"General Forum", user, headerVars, topicsList, forumItem, []int{1}, 1, 1}
forumTmpl, err := c.Compile("forum.html", "templates/", "common.ForumPage", forumPage, varList)
if err != nil {
return err
}
loginPage := Page{"Login Page", user, headerVars, tList, nil}
loginTmpl, err := c.Compile("login.html", "templates/", "common.Page", loginPage, varList)
if err != nil {
return err
}
registerPage := Page{"Registration Page", user, headerVars, tList, nil}
registerTmpl, err := c.Compile("register.html", "templates/", "common.Page", registerPage, varList)
if err != nil {
return err
}
errorPage := Page{"Error", user, headerVars, tList, "A problem has occurred in the system."}
errorTmpl, err := c.Compile("error.html", "templates/", "common.Page", errorPage, varList)
if err != nil {
return err
}
var ipUserList = make(map[int]*User)
ipUserList[1] = &user2
ipSearchPage := IPSearchPage{"IP Search", user2, headerVars, ipUserList, "::1"}
ipSearchTmpl, err := c.Compile("ip_search.html", "templates/", "common.IPSearchPage", ipSearchPage, varList)
if err != nil {
return err
}
var wg sync.WaitGroup
var writeTemplate = func(name string, content string) {
log.Print("Writing template '" + name + "'")
if content == "" {
log.Fatal("No content body")
}
wg.Add(1)
go func() {
err := writeFile("./template_"+name+".go", content)
if err != nil {
log.Fatal(err)
}
wg.Done()
}()
}
// Let plugins register their own templates
DebugLog("Registering the templates for the plugins")
config = c.GetConfig()
config.SkipHandles = true
c.SetConfig(config)
for _, tmplfunc := range PrebuildTmplList {
tmplItem := tmplfunc(user, headerVars)
varList = make(map[string]tmpl.VarItem)
compiledTmpl, err := c.Compile(tmplItem.Filename, tmplItem.Path, tmplItem.StructName, tmplItem.Data, varList, tmplItem.Imports...)
if err != nil {
return err
}
writeTemplate(tmplItem.Name, compiledTmpl)
}
log.Print("Writing the templates")
writeTemplate("topic", topicIDTmpl)
writeTemplate("topic_alt", topicIDAltTmpl)
writeTemplate("profile", profileTmpl)
writeTemplate("forums", forumsTmpl)
writeTemplate("topics", topicsTmpl)
writeTemplate("forum", forumTmpl)
writeTemplate("login", loginTmpl)
writeTemplate("register", registerTmpl)
writeTemplate("ip_search", ipSearchTmpl)
writeTemplate("error", errorTmpl)
wg.Add(1)
go func() {
out := "package main\n\n"
for templateName, count := range c.TemplateFragmentCount {
out += "var " + templateName + "_frags = make([][]byte," + strconv.Itoa(count) + ")\n"
}
out += "\n// nolint\nfunc init() {\n" + c.FragOut + "}\n"
err := writeFile("./template_list.go", out)
if err != nil {
log.Fatal(err)
}
wg.Done()
}()
wg.Wait()
return nil
}
func InitTemplates() error {
DebugLog("Initialising the template system")
// TODO: Add support for 64-bit integers
// TODO: Add support for floats
fmap := make(map[string]interface{})
fmap["add"] = func(left interface{}, right interface{}) interface{} {
var leftInt, rightInt int
switch left := left.(type) {
case uint, uint8, uint16, int, int32:
leftInt = left.(int)
}
switch right := right.(type) {
case uint, uint8, uint16, int, int32:
rightInt = right.(int)
}
return leftInt + rightInt
}
fmap["subtract"] = func(left interface{}, right interface{}) interface{} {
var leftInt, rightInt int
switch left := left.(type) {
case uint, uint8, uint16, int, int32:
leftInt = left.(int)
}
switch right := right.(type) {
case uint, uint8, uint16, int, int32:
rightInt = right.(int)
}
return leftInt - rightInt
}
fmap["multiply"] = func(left interface{}, right interface{}) interface{} {
var leftInt, rightInt int
switch left := left.(type) {
case uint, uint8, uint16, int, int32:
leftInt = left.(int)
}
switch right := right.(type) {
case uint, uint8, uint16, int, int32:
rightInt = right.(int)
}
return leftInt * rightInt
}
fmap["divide"] = func(left interface{}, right interface{}) interface{} {
var leftInt, rightInt int
switch left := left.(type) {
case uint, uint8, uint16, int, int32:
leftInt = left.(int)
}
switch right := right.(type) {
case uint, uint8, uint16, int, int32:
rightInt = right.(int)
}
if leftInt == 0 || rightInt == 0 {
return 0
}
return leftInt / rightInt
}
fmap["dock"] = func(dock interface{}, headerVarInt interface{}) interface{} {
return template.HTML(BuildWidget(dock.(string), headerVarInt.(*HeaderVars)))
}
fmap["lang"] = func(phraseNameInt interface{}) interface{} {
phraseName, ok := phraseNameInt.(string)
if !ok {
panic("phraseNameInt is not a string")
}
return GetTmplPhrase(phraseName) // TODO: Log non-existent phrases?
}
fmap["scope"] = func(name interface{}) interface{} {
return ""
}
// The interpreted templates...
DebugLog("Loading the template files...")
Templates.Funcs(fmap)
templateFiles, err := filepath.Glob("templates/*.html")
if err != nil {
return err
}
var templateFileMap = make(map[string]int)
for index, path := range templateFiles {
path = strings.Replace(path, "\\", "/", -1)
log.Print("templateFile: ", path)
templateFileMap[path] = index
}
overrideFiles, err := filepath.Glob("templates/overrides/*.html")
if err != nil {
return err
}
for _, path := range overrideFiles {
path = strings.Replace(path, "\\", "/", -1)
log.Print("overrideFile: ", path)
index, ok := templateFileMap["templates/"+strings.TrimPrefix(path, "templates/overrides/")]
if !ok {
log.Print("not ok: templates/" + strings.TrimPrefix(path, "templates/overrides/"))
templateFiles = append(templateFiles, path)
continue
}
templateFiles[index] = path
}
template.Must(Templates.ParseFiles(templateFiles...))
template.Must(Templates.ParseGlob("pages/*"))
return nil
}