/
kalecgos.go
264 lines (230 loc) · 6.69 KB
/
kalecgos.go
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package main
import (
"fmt"
"flag"
"io/ioutil"
"strings"
"log"
"regexp"
"net/http"
"net/url"
"os"
"io"
"github.com/skratchdot/open-golang/open"
)
type addon struct {
id string
version string
newVersion string
hasNewVersion bool
url string
successful bool
}
func main() {
addonsDirectoryPointer := flag.String("addons-directory", "Interface/AddOns/", "Path to the Addons folder")
flag.Parse()
addonsDirectory := *addonsDirectoryPointer
fmt.Println("Dir:", addonsDirectory)
addons := getAddons(addonsDirectory)
addons = addVersionDataToAddons(addons)
f, err := os.Create("addons.html")
if err != nil {
log.Fatal(err)
}
defer f.Close()
f.WriteString("<html><body><h1>Addons:</h1><h2>Outdated:</h2><ul>\n")
for _, addon := range addons {
if addon.hasNewVersion && addon.successful {
fmt.Println("Found newer version of", addon.id, "(", addon.version, "->", addon.newVersion, "): ", addon.url)
f.WriteString("<li>Newer version of " + addon.id + " ( " + addon.version + " -> " + addon.newVersion + " ): <a href=\"" + addon.url + "\">Curse link</a></li>\n")
}
}
f.WriteString("</ul><h2>Up do date:</h2><ul>\n")
for _, addon := range addons {
if !addon.hasNewVersion && addon.successful {
fmt.Println("Addon", addon.id, "(", addon.version, ") is at the latest version")
f.WriteString("<li>Addon " + addon.id + " ( " + addon.version + " ) is at the latest version</li>\n")
}
}
f.WriteString("</ul><h2>Unable to determine if a new version is available:</h2><ul>\n")
for _, addon := range addons {
if !addon.successful {
fmt.Println("Failed to scan", addon.id)
f.WriteString("<li>Failed to scan addon " + addon.id + "</li>\n")
}
}
f.WriteString("</ul></body></html>")
f.Sync()
open.Run("addons.html")
}
// Takes the path to the addons directory and returns a slice of addons
func getAddons(addonsDirectory string) []addon {
addons := make([]addon, 0)
addonDirectories, _ := ioutil.ReadDir(addonsDirectory)
for _, addonDirectory := range addonDirectories {
filesInAddonDirectory, err := ioutil.ReadDir(addonsDirectory + "/" + addonDirectory.Name() + "/")
if err != nil {
log.Fatal(err)
}
for _, addonFile := range filesInAddonDirectory {
if strings.HasSuffix(addonFile.Name(), ".toc") {
tocFile, err := ioutil.ReadFile(addonsDirectory + "/" + addonDirectory.Name() + "/" + addonFile.Name())
if err != nil {
log.Fatal(err)
}
id, version := getAddonProperties(addonDirectory.Name(), string(tocFile))
if version == "" {
addon := addon{id: id, successful: false}
if id != "" && !contains(addons, addon) {
addons = append(addons, addon)
}
} else {
addon := addon{id: id, version: version, successful: true}
if id != "" && !contains(addons, addon) {
addons = append(addons, addon)
}
}
}
}
}
return addons
}
func addVersionDataToAddons(addons []addon) []addon {
result := make([]addon, 0)
for _, oldAddon := range addons {
if !oldAddon.successful {
result = append(result, oldAddon)
continue
}
url := createAddonUrl(oldAddon.id)
page := getWebpage(url)
newestVersion := getAddonVersionFromCurseWebpage(oldAddon.id, page)
id := oldAddon.id
version := oldAddon.version
if oldAddon.version != newestVersion {
newAddon := addon{id: id, version: version, newVersion: newestVersion, hasNewVersion: true, successful:true, url: url}
result = append(result, newAddon)
} else {
newAddon := addon{id: id, version: version, hasNewVersion: false, successful:true, url:url}
result = append(result, newAddon)
}
}
return result
}
func getAddonProperties(addon string, tocFile string) (string, string) {
xId, title := parseAddonId(tocFile)
if(len(xId) == 0) {
xId = tryToFindAddonOnCurseSite(title)
}
version := parseVersion(addon, tocFile)
return xId, version
}
func parseAddonId(tocFile string) (string, string) {
pattern, err := regexp.Compile(`X-Curse-Project-ID: (.*)`)
if err != nil {
log.Fatal(err)
}
rawId := pattern.FindStringSubmatch(tocFile)
if len(rawId) == 0 {
pattern, err = regexp.Compile(`Title: (.*)`)
if err != nil {
log.Fatal(err)
}
rawId = pattern.FindStringSubmatch(tocFile)
return "", fixParsedString(rawId[1])
}
return fixParsedString(rawId[1]), ""
}
func parseVersion(addon string, tocFile string) string {
pattern, err := regexp.Compile(`Version: (.*)`)
if err != nil {
log.Fatal(err)
}
rawVersion := pattern.FindStringSubmatch(tocFile)
if(len(rawVersion) == 0) {
log.Println("Failed to parse version for addon: " + addon)
return ""
}
fixedVersion := fixParsedString(rawVersion[1])
return fixedVersion
}
func fixParsedString(str string) string {
lastCharacter := str[len(str) - 1:]
if lastCharacter[0] == 13 {
// For some reason we sometimes get a stray ascii character 13 at the end
return str[:len(str) - 1]
}
return str
}
func tryToFindAddonOnCurseSite(title string) string {
url := createSeatchUrl(title)
page := getWebpage(url)
if(len(page) == 0) {
return ""
}
id := getAddonIdFromCurseWebpage(title, page)
return id
}
func getAddonIdFromCurseWebpage(title string, html string) string {
pattern, err := regexp.Compile(`<dt><a href="/addons/wow/(.*)">(.*)</a></dt>`)
if err != nil {
log.Fatal(err)
}
version := pattern.FindStringSubmatch(html)
if len(version) == 0 {
log.Println("Didn't find addon id when searhing curse page for addon ",title)
return title
}
return version[1]
}
func createAddonUrl(id string) string {
return "https://mods.curse.com/addons/wow/" + url.QueryEscape(id)
}
func createSeatchUrl(title string) string {
searchUrl,_ := url.Parse("https://mods.curse.com/search?search=" + url.QueryEscape(title))
return searchUrl.String()
}
func getWebpage(url string) string {
response, err := http.Get(url)
if err != nil {
log.Fatal(err)
os.Exit(1)
return ""
} else {
defer response.Body.Close()
if response.StatusCode != 200 {
log.Println("Failed to fetch page: " + url)
log.Println("Wrong status code: " + response.Status)
log.Println("Body: " + responseToString(response.Body))
return ""
}
return string(responseToString(response.Body))
}
}
func responseToString(body io.ReadCloser) string {
bs, err := ioutil.ReadAll(body)
if err != nil {
log.Fatal(err)
}
return string(bs)
}
func getAddonVersionFromCurseWebpage(addon string, html string) string {
pattern, err := regexp.Compile(`<li class="newest-file">Newest File: (.*)</li>`)
if err != nil {
log.Fatal(err)
}
version := pattern.FindStringSubmatch(html)
if len(version) == 0 {
log.Println("Didn't find addon version for addon ",addon)
return ""
}
return version[1]
}
func contains(s []addon, e addon) bool {
for _, a := range s {
if a.id == e.id {
return true
}
}
return false
}