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types.go
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package main
import (
"encoding/json"
"html"
"io/ioutil"
"log"
"os"
"path"
"time"
"github.com/frustra/bbcode"
)
var (
config GochanConfig
accessLog *log.Logger
errorLog *log.Logger
modLog *log.Logger
readBannedIPs []string
bbcompiler bbcode.Compiler
version GochanVersion
)
type RecentPost struct {
BoardName string
BoardID int
PostID int
ParentID int
Name string
Tripcode string
Message string
Filename string
ThumbW int
ThumbH int
IP string
Timestamp time.Time
}
type Thread struct {
OP PostTable
NumReplies int
NumImages int
OmittedImages int
BoardReplies []PostTable
Stickied bool
ThreadPage int
}
// SQL Table structs
type AnnouncementsTable struct {
ID uint
Subject string
Message string
Poster string
Timestamp time.Time
}
type AppealsTable struct {
ID int
Ban int
Message string
Denied bool
StaffResponse string
}
func (a *AppealsTable) GetBan() (BanlistTable, error) {
var ban BanlistTable
var err error
err = queryRowSQL("SELECT * FROM `"+config.DBprefix+"banlist` WHERE `id` = ? LIMIT 1",
[]interface{}{a.ID}, []interface{}{
&ban.ID, &ban.AllowRead, &ban.IP, &ban.Name, &ban.NameIsRegex, &ban.SilentBan,
&ban.Boards, &ban.Staff, &ban.Timestamp, &ban.Expires, &ban.Permaban, &ban.Reason,
&ban.StaffNote, &ban.AppealAt},
)
return ban, err
}
type BanlistTable struct {
ID uint
AllowRead bool
IP string
Name string
NameIsRegex bool
SilentBan uint8
Boards string
Staff string
Timestamp time.Time
Expires time.Time
Permaban bool
Reason string
Type int
StaffNote string
AppealAt time.Time
CanAppeal bool
}
type BannedHashesTable struct {
ID uint
Checksum string
Description string
}
type BoardsTable struct {
ID int
CurrentPage int
NumPages int
Order int
Dir string
Type int
UploadType int
Title string
Subtitle string
Description string
Section int
MaxImageSize int
MaxPages int
Locale string
DefaultStyle string
Locked bool
CreatedOn time.Time
Anonymous string
ForcedAnon bool
MaxAge int
AutosageAfter int
NoImagesAfter int
MaxMessageLength int
EmbedsAllowed bool
RedirectToThread bool
ShowID bool
RequireFile bool
EnableCatalog bool
EnableSpoileredImages bool
EnableSpoileredThreads bool
EnableNSFW bool
ThreadPage int
}
type BoardSectionsTable struct {
ID int
Order int
Hidden bool
Name string
Abbreviation string
}
// EmbedsTable represents the embedable media on different sites.
// It's held over from Kusaba X and may be removed in the future
type EmbedsTable struct {
ID uint8
Filetype string
Name string
URL string
Width uint16
Height uint16
EmbedCode string
}
// FrontTable represents the information (News, rules, etc) on the front page
type FrontTable struct {
ID int
Page int
Order int
Subject string
Message string
Timestamp time.Time
Poster string
Email string
}
// FrontLinksTable is used for linking to sites that the admin likes
type FrontLinksTable struct {
ID uint8
Title string
URL string
}
type LoginAttemptsTable struct {
ID uint
IP string
Timestamp time.Time
}
type ModLogTable struct {
IP uint
Entry string
User string
Category uint8
Timestamp time.Time
}
// PollResultsTable may or may not be used in the future for user polls
type PollResultsTable struct {
ID uint
IP string
Selection string
Timestamp time.Time
}
// PostTable represents each post in the database
type PostTable struct {
ID int
CurrentPage int
NumPages int
BoardID int
ParentID int
Name string
Tripcode string
Email string
Subject string
MessageHTML string
MessageText string
Password string
Filename string
FilenameOriginal string
FileChecksum string
Filesize int
ImageW int
ImageH int
ThumbW int
ThumbH int
IP string
Tag string
Timestamp time.Time
Autosage int
PosterAuthority int
DeletedTimestamp time.Time
Bumped time.Time
Stickied bool
Locked bool
Reviewed bool
Sillytag bool
}
// Sanitize escapes HTML strings in a post. This should be run immediately before
// the post is inserted into the database
func (p *PostTable) Sanitize() {
p.Name = html.EscapeString(p.Name)
p.Email = html.EscapeString(p.Email)
p.Subject = html.EscapeString(p.Subject)
p.Password = html.EscapeString(p.Password)
}
type ReportsTable struct {
ID uint
Board string
PostID uint
Timestamp time.Time
IP string
Reason string
Cleared bool
IsTemp bool
}
type SessionsTable struct {
ID uint
Data string
Expires string
}
// StaffTable represents a single staff member's info stored in the database
type StaffTable struct {
ID int
Username string
PasswordChecksum string
Salt string
Rank int
Boards string
AddedOn time.Time
LastActive time.Time
}
type WordFiltersTable struct {
ID int
From string
To string
Boards string
RegEx bool
}
// Types for the JSON files we generate as a sort of "API"
type BoardJSONWrapper struct {
Boards []BoardJSON `json:"boards"`
}
type BoardJSON struct {
BoardName string `json:"board"`
Title string `json:"title"`
WorkSafeBoard int `json:"ws_board"`
ThreadsPerPage int `json:"per_page"`
Pages int `json:"pages"`
MaxFilesize int `json:"max_filesize"`
MaxMessageLength int `json:"max_comment_chars"`
BumpLimit int `json:"bump_limit"`
ImageLimit int `json:"image_limit"`
Cooldowns BoardCooldowns `json:"cooldowns"`
Description string `json:"meta_description"`
IsArchived int `json:"is_archived"`
}
type BoardCooldowns struct {
NewThread int `json:"threads"`
Reply int `json:"replies"`
ImageReply int `json:"images"`
}
type ThreadJSONWrapper struct {
Posts []PostJSON `json:"posts"`
}
type PostJSON struct {
ID int `json:"no"`
ParentID int `json:"resto"`
Subject string `json:"sub"`
Message string `json:"com"`
Name string `json:"name"`
Tripcode string `json:"trip"`
Timestamp int64 `json:"time"`
Bumped int64 `json:"last_modified"`
ThumbWidth int `json:"tn_w"`
ThumbHeight int `json:"tn_h"`
ImageWidth int `json:"w"`
ImageHeight int `json:"h"`
FileSize int `json:"fsize"`
OrigFilename string `json:"filename"`
Extension string `json:"ext"`
Filename string `json:"tim"`
FileChecksum string `json:"md5"`
}
type BoardPageJSON struct {
Threads []ThreadJSON `json:"threads"`
Page int `json:"page"`
}
type ThreadJSON struct {
*PostJSON
OmittedPosts int `json:"omitted_posts"`
OmittedImages int `json:"omitted_images"`
Replies int `json:"replies"`
ImagesOnArchive int `json:"images"`
Sticky int `json:"sticky"`
Locked int `json:"locked"`
}
// ErrorJSON and PostInfoJSON are mostly used for AJAX requests
type ErrorJSON struct {
Message string `json:"error"`
}
type Style struct {
Name string
Filename string
}
// GochanConfig stores crucial info and is read from/written to gochan.json
type GochanConfig struct {
ListenIP string
Port int
FirstPage []string
Error404Path string
Error500Path string
Username string
UseFastCGI bool
DocumentRoot string
TemplateDir string
LogDir string
DBtype string
DBhost string
DBname string
DBusername string
DBpassword string
DBprefix string
DBkeepalive bool
Lockdown bool `description:"Disables posting." default:"unchecked"`
LockdownMessage string `description:"Message displayed when someone tries to post while the site is on lockdown."`
Sillytags []string `description:"List of randomly selected staff tags separated by line, e.g. <span style=\"color: red;\">## Mod</span>, to be randomly assigned to posts if UseSillytags is checked. Don't include the \"## \""`
UseSillytags bool `description:"Use Sillytags" default:"unchecked"`
Modboard string `description:"A super secret clubhouse board that only staff can view/post to." default:"staff"`
SiteName string `description:"The name of the site that appears in the header of the front page." default:"Gochan"`
SiteSlogan string `description:"The text that appears below SiteName on the home page"`
SiteHeaderURL string `description:"To be honest, I'm not even sure what this does. It'll probably be removed later."`
SiteWebfolder string `description:"The HTTP root appearing in the browser (e.g. https://gochan.org/<SiteWebFolder>" default:"/"`
SiteDomain string `description:"The server's domain (duh). Do not edit this unless you know what you are doing or BAD THINGS WILL HAPPEN!" default:"127.0.0.1" critical:"true"`
DomainRegex string `description:"Regular expression used for incoming request validation. Do not edit this unless you know what you are doing or BAD THINGS WILL HAPPEN!" default:"(https|http):\\\\/\\\\/(gochan\\\\.lunachan\\.net|gochan\\\\.org)\\/(.*)" critical:"true"`
Styles []Style `description:"List of styles (one per line) that should be accessed online at <SiteWebFolder>/css/<Style>/"`
DefaultStyle string `description:"Filename of the default Style. This should appear in the list above or bad things might happen."`
AllowDuplicateImages bool `description:"Disabling this will cause gochan to reject a post if the image has already been uploaded for another post.<br />This may end up being removed or being made board-specific in the future." default:"checked"`
AllowVideoUploads bool `description:"Allows users to upload .webm videos. <br />This may end up being removed or being made board-specific in the future."`
NewThreadDelay int `description:"The amount of time in seconds that is required before an IP can make a new thread.<br />This may end up being removed or being made board-specific in the future." default:"30"`
ReplyDelay int `description:"Same as the above, but for replies." default:"7"`
MaxLineLength int `description:"Any line in a post that exceeds this will be split into two (or more) lines.<br />I'm not really sure why this is here, so it may end up being removed." default:"150"`
ReservedTrips []string `description:"Secure tripcodes (!!Something) can be reserved here.<br />Each reservation should go on its own line and should look like this:<br />TripPassword1##Tripcode1<br />TripPassword2##Tripcode2"`
ThumbWidth int `description:"OP thumbnails use this as their max width.<br />To keep the aspect ratio, the image will be scaled down to the ThumbWidth or ThumbHeight, whichever is larger." default:"200"`
ThumbHeight int `description:"OP thumbnails use this as their max height.<br />To keep the aspect ratio, the image will be scaled down to the ThumbWidth or ThumbHeight, whichever is larger." default:"200"`
ThumbWidth_reply int `description:"Same as ThumbWidth and ThumbHeight but for reply images." default:"125"`
ThumbHeight_reply int `description:"Same as ThumbWidth and ThumbHeight but for reply images." default:"125"`
ThumbWidth_catalog int `description:"Same as ThumbWidth and ThumbHeight but for catalog images." default:"50"`
ThumbHeight_catalog int `description:"Same as ThumbWidth and ThumbHeight but for catalog images." default:"50"`
ThreadsPerPage int `default:"15"`
PostsPerThreadPage int `description:"Max number of replies to a thread to show on each thread page." default:"50"`
RepliesOnBoardPage int `description:"Number of replies to a thread to show on the board page." default:"3"`
StickyRepliesOnBoardPage int `description:"Same as above for stickied threads." default:"1"`
BanColors []string `description:"Colors to be used for public ban messages (e.g. USER WAS BANNED FOR THIS POST).<br />Each entry should be on its own line, and should look something like this:<br />username1:#FF0000<br />username2:#FAF00F<br />username3:blue<br />Invalid entries/nonexistent usernames will show a warning and use the default red."`
BanMsg string `description:"The default public ban message." default:"USER WAS BANNED FOR THIS POST"`
EmbedWidth int `description:"The width for inline/expanded webm videos." default:"200"`
EmbedHeight int `description:"The height for inline/expanded webm videos." default:"164"`
ExpandButton bool `description:"If checked, adds [Embed] after a Youtube, Vimeo, etc link to toggle an inline video frame." default:"checked"`
ImagesOpenNewTab bool `description:"If checked, thumbnails will open the respective image/video in a new tab instead of expanding them." default:"unchecked"`
MakeURLsHyperlinked bool `description:"If checked, URLs in posts will be turned into a hyperlink. If unchecked, ExpandButton and NewTabOnOutlinks are ignored." default:"checked"`
NewTabOnOutlinks bool `description:"If checked, links to external sites will open in a new tab." default:"checked"`
EnableQuickReply bool `description:"If checked, an optional quick reply box is used. This may end up being removed." default:"checked"`
DateTimeFormat string `description:"The format used for dates. See <a href=\"https://golang.org/pkg/time/#Time.Format\">here</a> for more info."`
AkismetAPIKey string `description:"The API key to be sent to Akismet for post spam checking. If the key is invalid, Akismet won't be used."`
EnableGeoIP bool `description:"If checked, this enables the usage of GeoIP for posts." default:"checked"`
GeoIPDBlocation string `description:"Specifies the location of the GeoIP database file. If you're using CloudFlare, you can set it to cf to rely on CloudFlare for GeoIP information." default:"/usr/share/GeoIP/GeoIP.dat"`
MaxRecentPosts int `description:"The maximum number of posts to show on the Recent Posts list on the front page." default:"3"`
// Verbosity = 0 for no debugging info. Critical errors and general output only
// Verbosity = 1 for non-critical warnings and important info
// Verbosity = 2 for all debugging/benchmarks/warnings
Verbosity int `description:"The level of verbosity to use in error/warning messages. 0 = critical errors/startup messages, 1 = warnings, 2 = benchmarks/notices." default:"0"`
EnableAppeals bool `description:"If checked, allow banned users to appeal their bans.<br />This will likely be removed (permanently allowing appeals) or made board-specific in the future." default:"checked"`
MaxLogDays int `description:"The maximum number of days to keep messages in the moderation/staff log file."`
RandomSeed string `critical:"true"`
}
func initConfig() {
jfile, err := ioutil.ReadFile("gochan.json")
if err != nil {
printf(0, "Error reading \"gochan.json\": %s\n", err.Error())
os.Exit(2)
}
if err = json.Unmarshal(jfile, &config); err != nil {
switch err.Error() {
case "json: cannot unmarshal string into Go struct field GochanConfig.Styles of type main.Style":
printf(0, `Error parsing gochan.json. config.Styles has been changed from a string array to an object.
Each Style in gochan.json must have a Name field that will appear in the style dropdowns and a Filename field. For example
{
"Styles": [
{"Name": "Pipes", "Filename": "pipes.css"},
{"Name": "Burichan", "Filename": "burichan.css"}
],
}
DefaultStyle must refer to a given Style's Filename field. If DefaultStyle does not appear in gochan.json, the first element in Styles will be used.
`)
default:
printf(0, "Error parsing \"gochan.json\": %s\n", err.Error())
}
os.Exit(2)
}
if config.ListenIP == "" {
println(0, "ListenIP not set in gochan.json, halting.")
os.Exit(2)
}
if config.Port == 0 {
config.Port = 80
}
if len(config.FirstPage) == 0 {
config.FirstPage = []string{"index.html", "board.html"}
}
if config.Error404Path == "" {
println(0, "Error404Path not set in gochan.json, halting.")
os.Exit(2)
}
if config.Error500Path == "" {
println(0, "Error500Path not set in gochan.json, halting.")
os.Exit(2)
}
if config.Username == "" {
config.Username = "gochan"
}
if config.DocumentRoot == "" {
println(0, "DocumentRoot not set in gochan.json, halting.")
os.Exit(2)
}
wd, wderr := os.Getwd()
if wderr == nil {
_, staterr := os.Stat(path.Join(wd, config.DocumentRoot, "css"))
if staterr == nil {
config.DocumentRoot = path.Join(wd, config.DocumentRoot)
}
}
if config.TemplateDir == "" {
println(0, "TemplateDir not set in gochan.json, halting.")
os.Exit(2)
}
if config.LogDir == "" {
println(0, "LogDir not set in gochan.json, halting.")
os.Exit(2)
}
accessLogFile, err := os.OpenFile(path.Join(config.LogDir, "access.log"), os.O_RDWR|os.O_CREATE|os.O_APPEND, 0777)
if err != nil {
println(0, "Couldn't open access log. Returned error: "+err.Error())
os.Exit(1)
} else {
accessLog = log.New(accessLogFile, "", log.Ltime|log.Ldate)
}
errorLogFile, err := os.OpenFile(path.Join(config.LogDir, "error.log"), os.O_RDWR|os.O_CREATE|os.O_APPEND, 0777)
if err != nil {
println(0, "Couldn't open error log. Returned error: "+err.Error())
os.Exit(1)
} else {
errorLog = log.New(errorLogFile, "", log.Ltime|log.Ldate)
}
modLogFile, err := os.OpenFile(path.Join(config.LogDir, "mod.log"), os.O_RDWR|os.O_CREATE|os.O_APPEND, 0777)
if err != nil {
println(0, "Couldn't open mod log. Returned error: "+err.Error())
} else {
modLog = log.New(modLogFile, "", log.Ltime|log.Ldate)
}
if config.DBtype == "" {
println(0, "DBtype not set in gochan.json, halting (currently supported values: mysql).")
os.Exit(2)
}
if config.DBhost == "" {
println(0, "DBhost not set in gochan.json, halting.")
os.Exit(2)
}
if config.DBname == "" {
config.DBname = "gochan"
}
if config.DBusername == "" {
config.DBusername = "gochan"
}
if config.DBpassword == "" {
println(0, "DBpassword not set in gochan.json, halting.")
os.Exit(2)
}
if config.LockdownMessage == "" {
config.LockdownMessage = "This imageboard has temporarily disabled posting. We apologize for the inconvenience"
}
if config.Modboard == "" {
config.Modboard = "staff"
}
if config.SiteName == "" {
config.SiteName = "An unnamed imageboard"
}
if config.SiteDomain == "" {
println(0, "SiteDomain not set in gochan.json, halting.")
os.Exit(2)
}
if config.SiteWebfolder == "" {
println(0, "SiteWebFolder not set in gochan.json, using / as default.")
} else if string(config.SiteWebfolder[0]) != "/" {
config.SiteWebfolder = "/" + config.SiteWebfolder
}
if config.SiteWebfolder[len(config.SiteWebfolder)-1:] != "/" {
config.SiteWebfolder += "/"
}
if config.DomainRegex == "" {
println(0, "DomainRegex not set in gochan.json, consider using (https|http):\\/\\/("+config.SiteDomain+")\\/(.*)")
println(0, "This should work in most cases. Halting")
os.Exit(2)
//config.DomainRegex = "(https|http):\\/\\/(" + config.SiteDomain + ")\\/(.*)"
}
if config.Styles == nil {
println(0, "Styles not set in gochan.json, halting.")
os.Exit(2)
}
if config.DefaultStyle == "" {
config.DefaultStyle = config.Styles[0].Filename
}
if config.NewThreadDelay == 0 {
config.NewThreadDelay = 30
}
if config.ReplyDelay == 0 {
config.ReplyDelay = 7
}
if config.MaxLineLength == 0 {
config.MaxLineLength = 150
}
//ReservedTrips string //eventually this will be map[string]string
if config.ThumbWidth == 0 {
config.ThumbWidth = 200
}
if config.ThumbHeight == 0 {
config.ThumbHeight = 200
}
if config.ThumbWidth_reply == 0 {
config.ThumbWidth_reply = 125
}
if config.ThumbHeight_reply == 0 {
config.ThumbHeight_reply = 125
}
if config.ThumbWidth_catalog == 0 {
config.ThumbWidth_catalog = 50
}
if config.ThumbHeight_catalog == 0 {
config.ThumbHeight_catalog = 50
}
if config.ThreadsPerPage == 0 {
config.ThreadsPerPage = 10
}
if config.PostsPerThreadPage == 0 {
config.PostsPerThreadPage = 4
}
if config.RepliesOnBoardPage == 0 {
config.PostsPerThreadPage = 3
}
if config.StickyRepliesOnBoardPage == 0 {
config.StickyRepliesOnBoardPage = 1
}
/*config.BanColors, err = c.GetString("threads", "ban_colors") //eventually this will be map[string] string
if err != nil {
config.BanColors = "admin:#CC0000"
}*/
if config.BanMsg == "" {
config.BanMsg = "(USER WAS BANNED FOR THIS POST)"
}
if config.DateTimeFormat == "" {
config.DateTimeFormat = "Mon, January 02, 2006 15:04 PM"
}
if config.EnableGeoIP {
if config.GeoIPDBlocation == "" {
println(0, "GeoIPDBlocation not set in gochan.json, disabling EnableGeoIP.")
config.EnableGeoIP = false
}
}
if config.MaxRecentPosts == 0 {
config.MaxRecentPosts = 10
}
if config.MaxLogDays == 0 {
config.MaxLogDays = 15
}
if config.RandomSeed == "" {
println(0, "RandomSeed not set in gochan.json, halting.")
os.Exit(2)
}
bbcompiler = bbcode.NewCompiler(true, true)
bbcompiler.SetTag("center", nil)
bbcompiler.SetTag("code", nil)
bbcompiler.SetTag("color", nil)
bbcompiler.SetTag("img", nil)
bbcompiler.SetTag("quote", nil)
bbcompiler.SetTag("size", nil)
version = ParseVersion(versionStr)
version.Normalize()
}