gosora/pages.go

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package main
//import "fmt"
import "sync"
import "bytes"
import "strings"
import "strconv"
import "regexp"
import "html/template"
type HeaderVars struct {
NoticeList []string
Scripts []string
Stylesheets []string
Widgets PageWidgets
Site *Site
Settings map[string]interface{}
Themes map[string]Theme // TODO: Use a slice containing every theme instead of the main map for speed
ThemeName string
ExtData ExtData
}
// TODO: Add this to routes which don't use templates. E.g. Json APIs.
type HeaderLite struct {
Site *Site
Settings SettingBox
ExtData ExtData
}
type PageWidgets struct {
LeftSidebar template.HTML
RightSidebar template.HTML
}
/*type UnsafeExtData struct
{
items map[string]interface{} // Key: pluginname
}*/
// TODO: Add a ExtDataHolder interface with methods for manipulating the contents?
type ExtData struct {
items map[string]interface{} // Key: pluginname
sync.RWMutex
}
type Page struct {
Title string
CurrentUser User
Header *HeaderVars
ItemList []interface{}
Something interface{}
}
type TopicPage struct {
Title string
CurrentUser User
Header *HeaderVars
ItemList []Reply
Topic TopicUser
Page int
LastPage int
}
type TopicsPage struct {
Title string
CurrentUser User
Header *HeaderVars
ItemList []*TopicsRow
}
type ForumPage struct {
Title string
CurrentUser User
Header *HeaderVars
ItemList []*TopicsRow
Forum Forum
Page int
LastPage int
}
type ForumsPage struct {
Title string
CurrentUser User
Header *HeaderVars
ItemList []Forum
}
type ProfilePage struct {
Title string
CurrentUser User
Header *HeaderVars
ItemList []Reply
ProfileOwner User
}
type CreateTopicPage struct {
Title string
CurrentUser User
Header *HeaderVars
ItemList []Forum
FID int
}
type IPSearchPage struct {
Title string
CurrentUser User
Header *HeaderVars
ItemList map[int]*User
IP string
}
type PanelStats struct {
Users int
Groups int
Forums int
Settings int
WordFilters int
Themes int
Reports int
}
type PanelPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
ItemList []interface{}
Something interface{}
}
type GridElement struct {
ID string
Body string
Order int // For future use
Class string
Background string
TextColour string
Note string
}
type PanelDashboardPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
GridItems []GridElement
}
type PanelThemesPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
PrimaryThemes []Theme
VariantThemes []Theme
}
type PanelUserPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
ItemList []User
PageList []int
Page int
LastPage int
}
type PanelGroupPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
ItemList []GroupAdmin
PageList []int
Page int
LastPage int
}
type PanelEditGroupPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
ID int
Name string
Tag string
Rank string
DisableRank bool
}
type GroupForumPermPreset struct {
Group Group
Preset string
}
type PanelEditForumPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
ID int
Name string
Desc string
Active bool
Preset string
Groups []GroupForumPermPreset
}
/*type NameLangPair struct {
Name string
LangStr string
}*/
type NameLangToggle struct {
Name string
LangStr string
Toggle bool
}
type PanelEditGroupPermsPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
ID int
Name string
LocalPerms []NameLangToggle
GlobalPerms []NameLangToggle
}
type Log struct {
Action template.HTML
IPAddress string
DoneAt string
}
type PanelLogsPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
Logs []Log
PageList []int
Page int
LastPage int
}
type PanelDebugPage struct {
Title string
CurrentUser User
Header *HeaderVars
Stats PanelStats
Uptime string
OpenConns int
DBAdapter string
}
type PageSimple struct {
Title string
Something interface{}
}
type AreYouSure struct {
URL string
Message string
}
var spaceGap = []byte(" ")
var httpProtBytes = []byte("http://")
var invalidURL = []byte("<span style='color: red;'>[Invalid URL]</span>")
var invalidTopic = []byte("<span style='color: red;'>[Invalid Topic]</span>")
var invalidProfile = []byte("<span style='color: red;'>[Invalid Profile]</span>")
var invalidForum = []byte("<span style='color: red;'>[Invalid Forum]</span>")
var urlOpen = []byte("<a href='")
var urlOpen2 = []byte("'>")
var bytesSinglequote = []byte("'")
var bytesGreaterthan = []byte(">")
var urlMention = []byte(" class='mention'")
var urlClose = []byte("</a>")
var urlpattern = `(?s)([ {1}])((http|https|ftp|mailto)*)(:{??)\/\/([\.a-zA-Z\/]+)([ {1}])`
var urlReg *regexp.Regexp
func init() {
urlReg = regexp.MustCompile(urlpattern)
}
func shortcodeToUnicode(msg string) string {
//re := regexp.MustCompile(":(.):")
msg = strings.Replace(msg, ":grinning:", "😀", -1)
msg = strings.Replace(msg, ":grin:", "😁", -1)
msg = strings.Replace(msg, ":joy:", "😂", -1)
msg = strings.Replace(msg, ":rofl:", "🤣", -1)
msg = strings.Replace(msg, ":smiley:", "😃", -1)
msg = strings.Replace(msg, ":smile:", "😄", -1)
msg = strings.Replace(msg, ":sweat_smile:", "😅", -1)
msg = strings.Replace(msg, ":laughing:", "😆", -1)
msg = strings.Replace(msg, ":satisfied:", "😆", -1)
msg = strings.Replace(msg, ":wink:", "😉", -1)
msg = strings.Replace(msg, ":blush:", "😊", -1)
msg = strings.Replace(msg, ":yum:", "😋", -1)
msg = strings.Replace(msg, ":sunglasses:", "😎", -1)
msg = strings.Replace(msg, ":heart_eyes:", "😍", -1)
msg = strings.Replace(msg, ":kissing_heart:", "😘", -1)
msg = strings.Replace(msg, ":kissing:", "😗", -1)
msg = strings.Replace(msg, ":kissing_smiling_eyes:", "😙", -1)
msg = strings.Replace(msg, ":kissing_closed_eyes:", "😚", -1)
msg = strings.Replace(msg, ":relaxed:", "☺️", -1)
msg = strings.Replace(msg, ":slight_smile:", "🙂", -1)
msg = strings.Replace(msg, ":hugging:", "🤗", -1)
msg = strings.Replace(msg, ":thinking:", "🤔", -1)
msg = strings.Replace(msg, ":neutral_face:", "😐", -1)
msg = strings.Replace(msg, ":expressionless:", "😑", -1)
msg = strings.Replace(msg, ":no_mouth:", "😶", -1)
msg = strings.Replace(msg, ":rolling_eyes:", "🙄", -1)
msg = strings.Replace(msg, ":smirk:", "😏", -1)
msg = strings.Replace(msg, ":persevere:", "😣", -1)
msg = strings.Replace(msg, ":disappointed_relieved:", "😥", -1)
msg = strings.Replace(msg, ":open_mouth:", "😮", -1)
msg = strings.Replace(msg, ":zipper_mouth:", "🤐", -1)
msg = strings.Replace(msg, ":hushed:", "😯", -1)
msg = strings.Replace(msg, ":sleepy:", "😪", -1)
msg = strings.Replace(msg, ":tired_face:", "😫", -1)
msg = strings.Replace(msg, ":sleeping:", "😴", -1)
msg = strings.Replace(msg, ":relieved:", "😌", -1)
msg = strings.Replace(msg, ":nerd:", "🤓", -1)
msg = strings.Replace(msg, ":stuck_out_tongue:", "😛", -1)
msg = strings.Replace(msg, ":worried:", "😟", -1)
msg = strings.Replace(msg, ":drooling_face:", "🤤", -1)
msg = strings.Replace(msg, ":disappointed:", "😞", -1)
msg = strings.Replace(msg, ":astonished:", "😲", -1)
msg = strings.Replace(msg, ":slight_frown:", "🙁", -1)
msg = strings.Replace(msg, ":skull_crossbones:", "☠️", -1)
msg = strings.Replace(msg, ":skull:", "💀", -1)
msg = strings.Replace(msg, ":point_up:", "☝️", -1)
msg = strings.Replace(msg, ":v:", "✌️️", -1)
msg = strings.Replace(msg, ":writing_hand:", "✍️", -1)
msg = strings.Replace(msg, ":heart:", "❤️️", -1)
msg = strings.Replace(msg, ":heart_exclamation:", "❣️", -1)
msg = strings.Replace(msg, ":hotsprings:", "♨️", -1)
msg = strings.Replace(msg, ":airplane:", "✈️️", -1)
msg = strings.Replace(msg, ":hourglass:", "⌛", -1)
msg = strings.Replace(msg, ":watch:", "⌚", -1)
msg = strings.Replace(msg, ":comet:", "☄️", -1)
msg = strings.Replace(msg, ":snowflake:", "❄️", -1)
msg = strings.Replace(msg, ":cloud:", "☁️", -1)
msg = strings.Replace(msg, ":sunny:", "☀️", -1)
msg = strings.Replace(msg, ":spades:", "♠️", -1)
msg = strings.Replace(msg, ":hearts:", "♥️️", -1)
msg = strings.Replace(msg, ":diamonds:", "♦️", -1)
msg = strings.Replace(msg, ":clubs:", "♣️", -1)
msg = strings.Replace(msg, ":phone:", "☎️", -1)
msg = strings.Replace(msg, ":telephone:", "☎️", -1)
msg = strings.Replace(msg, ":biohazard:", "☣️", -1)
msg = strings.Replace(msg, ":radioactive:", "☢️", -1)
msg = strings.Replace(msg, ":scissors:", "✂️", -1)
msg = strings.Replace(msg, ":arrow_upper_right:", "↗️", -1)
msg = strings.Replace(msg, ":arrow_right:", "➡️", -1)
msg = strings.Replace(msg, ":arrow_lower_right:", "↘️", -1)
msg = strings.Replace(msg, ":arrow_lower_left:", "↙️", -1)
msg = strings.Replace(msg, ":arrow_upper_left:", "↖️", -1)
msg = strings.Replace(msg, ":arrow_up_down:", "↕️", -1)
msg = strings.Replace(msg, ":left_right_arrow:", "↔️", -1)
msg = strings.Replace(msg, ":leftwards_arrow_with_hook:", "↩️", -1)
msg = strings.Replace(msg, ":arrow_right_hook:", "↪️", -1)
msg = strings.Replace(msg, ":arrow_forward:", "▶️", -1)
msg = strings.Replace(msg, ":arrow_backward:", "◀️", -1)
msg = strings.Replace(msg, ":female:", "♀️", -1)
msg = strings.Replace(msg, ":male:", "♂️", -1)
msg = strings.Replace(msg, ":ballot_box_with_check:", "☑️", -1)
msg = strings.Replace(msg, ":heavy_check_mark:", "✔️️", -1)
msg = strings.Replace(msg, ":heavy_multiplication_x:", "✖️", -1)
msg = strings.Replace(msg, ":pisces:", "♓", -1)
msg = strings.Replace(msg, ":aquarius:", "♒", -1)
msg = strings.Replace(msg, ":capricorn:", "♑", -1)
msg = strings.Replace(msg, ":sagittarius:", "♐", -1)
msg = strings.Replace(msg, ":scorpius:", "♏", -1)
msg = strings.Replace(msg, ":libra:", "♎", -1)
msg = strings.Replace(msg, ":virgo:", "♍", -1)
msg = strings.Replace(msg, ":leo:", "♌", -1)
msg = strings.Replace(msg, ":cancer:", "♋", -1)
msg = strings.Replace(msg, ":gemini:", "♊", -1)
msg = strings.Replace(msg, ":taurus:", "♉", -1)
msg = strings.Replace(msg, ":aries:", "♈", -1)
msg = strings.Replace(msg, ":peace:", "☮️", -1)
msg = strings.Replace(msg, ":eight_spoked_asterisk:", "✳️", -1)
msg = strings.Replace(msg, ":eight_pointed_black_star:", "✴️", -1)
msg = strings.Replace(msg, ":snowman2:", "☃️", -1)
msg = strings.Replace(msg, ":umbrella2:", "☂️", -1)
msg = strings.Replace(msg, ":pencil2:", "✏️", -1)
msg = strings.Replace(msg, ":black_nib:", "✒️", -1)
msg = strings.Replace(msg, ":email:", "✉️", -1)
msg = strings.Replace(msg, ":envelope:", "✉️", -1)
msg = strings.Replace(msg, ":keyboard:", "⌨️", -1)
msg = strings.Replace(msg, ":white_small_square:", "▫️", -1)
msg = strings.Replace(msg, ":black_small_square:", "▪️", -1)
msg = strings.Replace(msg, ":secret:", "㊙️", -1)
msg = strings.Replace(msg, ":congratulations:", "㊗️", -1)
msg = strings.Replace(msg, ":m:", "Ⓜ️", -1)
msg = strings.Replace(msg, ":tm:", "™️️", -1)
msg = strings.Replace(msg, ":registered:", "®️", -1)
msg = strings.Replace(msg, ":copyright:", "©️", -1)
msg = strings.Replace(msg, ":wavy_dash:", "〰️", -1)
msg = strings.Replace(msg, ":bangbang:", "‼️", -1)
msg = strings.Replace(msg, ":sparkle:", "❇️", -1)
msg = strings.Replace(msg, ":star_of_david:", "✡️", -1)
msg = strings.Replace(msg, ":wheel_of_dharma:", "☸️", -1)
msg = strings.Replace(msg, ":yin_yang:", "☯️", -1)
msg = strings.Replace(msg, ":cross:", "✝️", -1)
msg = strings.Replace(msg, ":orthodox_cross:", "☦️", -1)
msg = strings.Replace(msg, ":star_and_crescent:", "☪️", -1)
msg = strings.Replace(msg, ":frowning2:", "☹️", -1)
msg = strings.Replace(msg, ":information_source:", "", -1)
msg = strings.Replace(msg, ":interrobang:", "⁉️", -1)
return msg
}
func preparseMessage(msg string) string {
if sshooks["preparse_preassign"] != nil {
msg = runSshook("preparse_preassign", msg)
}
return shortcodeToUnicode(msg)
}
func parseMessage(msg string /*, user User*/) string {
msg = strings.Replace(msg, ":)", "😀", -1)
msg = strings.Replace(msg, ":(", "😞", -1)
msg = strings.Replace(msg, ":D", "😃", -1)
msg = strings.Replace(msg, ":P", "😛", -1)
msg = strings.Replace(msg, ":O", "😲", -1)
msg = strings.Replace(msg, ":p", "😛", -1)
msg = strings.Replace(msg, ":o", "😲", -1)
//msg = url_reg.ReplaceAllString(msg,"<a href=\"$2$3//$4\" rel=\"nofollow\">$2$3//$4</a>")
// Word filter list. E.g. Swear words and other things the admins don't like
wordFilters := wordFilterBox.Load().(WordFilterBox)
for _, filter := range wordFilters {
msg = strings.Replace(msg, filter.Find, filter.Replacement, -1)
}
// Search for URLs, mentions and hashlinks in the messages...
//log.Print("Parser Loop!")
var msgbytes = []byte(msg)
var outbytes []byte
msgbytes = append(msgbytes, spaceGap...)
//log.Print(`"`+string(msgbytes)+`"`)
lastItem := 0
i := 0
for ; len(msgbytes) > (i + 1); i++ {
//log.Print("Index:",i)
//log.Print("Index Item:",msgbytes[i])
//if msgbytes[i] == 10 {
// log.Print("NEWLINE")
//} else if msgbytes[i] == 32 {
// log.Print("SPACE")
//} else {
// log.Print("string(msgbytes[i])",string(msgbytes[i]))
//}
//log.Print("End Index")
if (i == 0 && (msgbytes[0] > 32)) || ((msgbytes[i] < 33) && (msgbytes[i+1] > 32)) {
//log.Print("IN")
//log.Print(msgbytes[i])
if (i != 0) || msgbytes[i] < 33 {
i++
}
if msgbytes[i] == '#' {
//log.Print("IN #")
if bytes.Equal(msgbytes[i+1:i+5], []byte("tid-")) {
outbytes = append(outbytes, msgbytes[lastItem:i]...)
i += 5
start := i
tid, intLen := coerceIntBytes(msgbytes[start:])
i += intLen
topic, err := topics.CascadeGet(tid)
if err != nil || !fstore.Exists(topic.ParentID) {
outbytes = append(outbytes, invalidTopic...)
lastItem = i
continue
}
outbytes = append(outbytes, urlOpen...)
var urlBit = []byte(buildTopicURL("", tid))
outbytes = append(outbytes, urlBit...)
outbytes = append(outbytes, urlOpen2...)
var tidBit = []byte("#tid-" + strconv.Itoa(tid))
outbytes = append(outbytes, tidBit...)
outbytes = append(outbytes, urlClose...)
lastItem = i
//log.Print("string(msgbytes)",string(msgbytes))
//log.Print(msgbytes)
//log.Print(msgbytes[lastItem - 1])
//log.Print(lastItem - 1)
//log.Print(msgbytes[lastItem])
//log.Print(lastItem)
} else if bytes.Equal(msgbytes[i+1:i+5], []byte("rid-")) {
outbytes = append(outbytes, msgbytes[lastItem:i]...)
i += 5
start := i
rid, intLen := coerceIntBytes(msgbytes[start:])
i += intLen
topic, err := getTopicByReply(rid)
if err != nil || !fstore.Exists(topic.ParentID) {
outbytes = append(outbytes, invalidTopic...)
lastItem = i
continue
}
outbytes = append(outbytes, urlOpen...)
var urlBit = []byte(buildTopicURL("", topic.ID))
outbytes = append(outbytes, urlBit...)
outbytes = append(outbytes, urlOpen2...)
var ridBit = []byte("#rid-" + strconv.Itoa(rid))
outbytes = append(outbytes, ridBit...)
outbytes = append(outbytes, urlClose...)
lastItem = i
} else if bytes.Equal(msgbytes[i+1:i+5], []byte("fid-")) {
outbytes = append(outbytes, msgbytes[lastItem:i]...)
i += 5
start := i
fid, intLen := coerceIntBytes(msgbytes[start:])
i += intLen
if !fstore.Exists(fid) {
outbytes = append(outbytes, invalidForum...)
lastItem = i
continue
}
outbytes = append(outbytes, urlOpen...)
var urlBit = []byte(buildForumURL("", fid))
outbytes = append(outbytes, urlBit...)
outbytes = append(outbytes, urlOpen2...)
var fidBit = []byte("#fid-" + strconv.Itoa(fid))
outbytes = append(outbytes, fidBit...)
outbytes = append(outbytes, urlClose...)
lastItem = i
} else {
// TODO: Forum Shortcode Link
}
} else if msgbytes[i] == '@' {
//log.Print("IN @")
outbytes = append(outbytes, msgbytes[lastItem:i]...)
i++
start := i
uid, intLen := coerceIntBytes(msgbytes[start:])
i += intLen
menUser, err := users.CascadeGet(uid)
if err != nil {
outbytes = append(outbytes, invalidProfile...)
lastItem = i
continue
}
outbytes = append(outbytes, urlOpen...)
var urlBit = []byte(menUser.Link)
outbytes = append(outbytes, urlBit...)
outbytes = append(outbytes, bytesSinglequote...)
outbytes = append(outbytes, urlMention...)
outbytes = append(outbytes, bytesGreaterthan...)
var uidBit = []byte("@" + menUser.Name)
outbytes = append(outbytes, uidBit...)
outbytes = append(outbytes, urlClose...)
lastItem = i
//log.Print(string(msgbytes))
//log.Print(msgbytes)
//log.Print(msgbytes[lastItem - 1])
//log.Print("lastItem - 1",lastItem - 1)
//log.Print("msgbytes[lastItem]",msgbytes[lastItem])
//log.Print("lastItem",lastItem)
} else if msgbytes[i] == 'h' || msgbytes[i] == 'f' || msgbytes[i] == 'g' {
//log.Print("IN hfg")
if msgbytes[i+1] == 't' && msgbytes[i+2] == 't' && msgbytes[i+3] == 'p' {
if msgbytes[i+4] == 's' && msgbytes[i+5] == ':' && msgbytes[i+6] == '/' && msgbytes[i+7] == '/' {
// Do nothing
} else if msgbytes[i+4] == ':' && msgbytes[i+5] == '/' && msgbytes[i+6] == '/' {
// Do nothing
} else {
continue
}
} else if msgbytes[i+1] == 't' && msgbytes[i+2] == 'p' && msgbytes[i+3] == ':' && msgbytes[i+4] == '/' && msgbytes[i+5] == '/' {
// Do nothing
} else if msgbytes[i+1] == 'i' && msgbytes[i+2] == 't' && msgbytes[i+3] == ':' && msgbytes[i+4] == '/' && msgbytes[i+5] == '/' {
// Do nothing
} else {
continue
}
outbytes = append(outbytes, msgbytes[lastItem:i]...)
urlLen := partialURLBytesLen(msgbytes[i:])
if msgbytes[i+urlLen] != ' ' && msgbytes[i+urlLen] != 10 {
outbytes = append(outbytes, invalidURL...)
i += urlLen
continue
}
outbytes = append(outbytes, urlOpen...)
outbytes = append(outbytes, msgbytes[i:i+urlLen]...)
outbytes = append(outbytes, urlOpen2...)
outbytes = append(outbytes, msgbytes[i:i+urlLen]...)
outbytes = append(outbytes, urlClose...)
i += urlLen
lastItem = i
}
}
}
if lastItem != i && len(outbytes) != 0 {
//log.Print("lastItem:",msgbytes[lastItem])
//log.Print("lastItem index:")
//log.Print(lastItem)
//log.Print("i:")
//log.Print(i)
//log.Print("lastItem to end:")
//log.Print(msgbytes[lastItem:])
//log.Print("-----")
calclen := len(msgbytes) - 10
if calclen <= lastItem {
calclen = lastItem
}
outbytes = append(outbytes, msgbytes[lastItem:calclen]...)
msg = string(outbytes)
}
//log.Print(`"`+string(outbytes)+`"`)
//log.Print("msg",`"`+msg+`"`)
msg = strings.Replace(msg, "\n", "<br>", -1)
if sshooks["parse_assign"] != nil {
msg = runSshook("parse_assign", msg)
}
return msg
}
func regexParseMessage(msg string) string {
msg = strings.Replace(msg, ":)", "😀", -1)
msg = strings.Replace(msg, ":D", "😃", -1)
msg = strings.Replace(msg, ":P", "😛", -1)
msg = urlReg.ReplaceAllString(msg, "<a href=\"$2$3//$4\" rel=\"nofollow\">$2$3//$4</a>")
msg = strings.Replace(msg, "\n", "<br>", -1)
if sshooks["parse_assign"] != nil {
msg = runSshook("parse_assign", msg)
}
return msg
}
// 6, 7, 8, 6, 7
// ftp://, http://, https:// git://, mailto: (not a URL, just here for length comparison purposes)
func validateURLBytes(data []byte) bool {
datalen := len(data)
i := 0
if datalen >= 6 {
if bytes.Equal(data[0:6], []byte("ftp://")) || bytes.Equal(data[0:6], []byte("git://")) {
i = 6
} else if datalen >= 7 && bytes.Equal(data[0:7], httpProtBytes) {
i = 7
} else if datalen >= 8 && bytes.Equal(data[0:8], []byte("https://")) {
i = 8
}
}
for ; datalen > i; i++ {
if data[i] != '\\' && data[i] != '_' && !(data[i] > 44 && data[i] < 58) && !(data[i] > 64 && data[i] < 91) && !(data[i] > 96 && data[i] < 123) {
return false
}
}
return true
}
func validatedURLBytes(data []byte) (url []byte) {
datalen := len(data)
i := 0
if datalen >= 6 {
if bytes.Equal(data[0:6], []byte("ftp://")) || bytes.Equal(data[0:6], []byte("git://")) {
i = 6
} else if datalen >= 7 && bytes.Equal(data[0:7], httpProtBytes) {
i = 7
} else if datalen >= 8 && bytes.Equal(data[0:8], []byte("https://")) {
i = 8
}
}
for ; datalen > i; i++ {
if data[i] != '\\' && data[i] != '_' && !(data[i] > 44 && data[i] < 58) && !(data[i] > 64 && data[i] < 91) && !(data[i] > 96 && data[i] < 123) {
return invalidURL
}
}
url = append(url, data...)
return url
}
func partialURLBytes(data []byte) (url []byte) {
datalen := len(data)
i := 0
end := datalen - 1
if datalen >= 6 {
if bytes.Equal(data[0:6], []byte("ftp://")) || bytes.Equal(data[0:6], []byte("git://")) {
i = 6
} else if datalen >= 7 && bytes.Equal(data[0:7], httpProtBytes) {
i = 7
} else if datalen >= 8 && bytes.Equal(data[0:8], []byte("https://")) {
i = 8
}
}
for ; end >= i; i++ {
if data[i] != '\\' && data[i] != '_' && !(data[i] > 44 && data[i] < 58) && !(data[i] > 64 && data[i] < 91) && !(data[i] > 96 && data[i] < 123) {
end = i
}
}
url = append(url, data[0:end]...)
return url
}
func partialURLBytesLen(data []byte) int {
datalen := len(data)
i := 0
if datalen >= 6 {
//log.Print(string(data[0:5]))
if bytes.Equal(data[0:6], []byte("ftp://")) || bytes.Equal(data[0:6], []byte("git://")) {
i = 6
} else if datalen >= 7 && bytes.Equal(data[0:7], httpProtBytes) {
i = 7
} else if datalen >= 8 && bytes.Equal(data[0:8], []byte("https://")) {
i = 8
}
}
for ; datalen > i; i++ {
if data[i] != '\\' && data[i] != '_' && !(data[i] > 44 && data[i] < 58) && !(data[i] > 64 && data[i] < 91) && !(data[i] > 96 && data[i] < 123) {
//log.Print("Bad Character:",data[i])
return i
}
}
//log.Print("Data Length:",datalen)
return datalen
}
func parseMediaBytes(data []byte) (protocol []byte, url []byte) {
datalen := len(data)
i := 0
if datalen >= 6 {
if bytes.Equal(data[0:6], []byte("ftp://")) || bytes.Equal(data[0:6], []byte("git://")) {
i = 6
protocol = data[0:2]
} else if datalen >= 7 && bytes.Equal(data[0:7], httpProtBytes) {
i = 7
protocol = []byte("http")
} else if datalen >= 8 && bytes.Equal(data[0:8], []byte("https://")) {
i = 8
protocol = []byte("https")
}
}
for ; datalen > i; i++ {
if data[i] != '\\' && data[i] != '_' && !(data[i] > 44 && data[i] < 58) && !(data[i] > 64 && data[i] < 91) && !(data[i] > 96 && data[i] < 123) {
return []byte(""), invalidURL
}
}
if len(protocol) == 0 {
protocol = []byte("http")
}
return protocol, data[i:]
}
func coerceIntBytes(data []byte) (res int, length int) {
if !(data[0] > 47 && data[0] < 58) {
return 0, 1
}
i := 0
for ; len(data) > i; i++ {
if !(data[i] > 47 && data[i] < 58) {
conv, err := strconv.Atoi(string(data[0:i]))
if err != nil {
return 0, i
}
return conv, i
}
}
conv, err := strconv.Atoi(string(data))
if err != nil {
return 0, i
}
return conv, i
}
// TODO: Write tests for this
func paginate(count int, perPage int, maxPages int) []int {
if count < perPage {
return []int{1}
}
var page int
var out []int
for current := 0; current < count; current += perPage {
page++
out = append(out, page)
if len(out) >= maxPages {
break
}
}
return out
}
// TODO: Write tests for this
func pageOffset(count int, page int, perPage int) (int, int, int) {
var offset int
lastPage := (count / perPage) + 1
if page > 1 {
offset = (perPage * page) - perPage
} else if page == -1 {
page = lastPage
offset = (perPage * page) - perPage
} else {
page = 1
}
// We don't want the offset to overflow the slices, if everything's in memory
if offset >= (count - 1) {
offset = 0
}
return offset, page, lastPage
}