mirror of
https://github.com/thomiceli/opengist.git
synced 2024-12-23 13:02:39 +00:00
520 lines
14 KiB
Go
520 lines
14 KiB
Go
package web
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import (
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"archive/zip"
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"bytes"
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"github.com/google/uuid"
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"github.com/labstack/echo/v4"
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"html/template"
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"net/url"
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"opengist/internal/config"
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"opengist/internal/git"
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"opengist/internal/models"
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"strconv"
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"strings"
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)
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func gistInit(next echo.HandlerFunc) echo.HandlerFunc {
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return func(ctx echo.Context) error {
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userName := ctx.Param("user")
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gistName := ctx.Param("gistname")
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if strings.HasSuffix(gistName, ".git") {
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gistName = strings.TrimSuffix(gistName, ".git")
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}
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gist, err := models.GetGist(userName, gistName)
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if err != nil {
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return notFound("Gist not found")
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}
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setData(ctx, "gist", gist)
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if config.C.SSH.Port == "22" {
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setData(ctx, "ssh_clone_url", config.C.SSH.Domain+":"+userName+"/"+gistName+".git")
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} else {
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setData(ctx, "ssh_clone_url", "ssh://"+config.C.SSH.Domain+":"+config.C.SSH.Port+"/"+userName+"/"+gistName+".git")
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}
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setData(ctx, "httpCloneUrl", "http://"+ctx.Request().Host+"/"+userName+"/"+gistName+".git")
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setData(ctx, "httpCopyUrl", "http://"+ctx.Request().Host+"/"+userName+"/"+gistName)
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setData(ctx, "currentUrl", template.URL(ctx.Request().URL.Path))
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nbCommits, err := git.GetNumberOfCommitsOfRepository(userName, gistName)
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if err != nil {
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return errorRes(500, "Error fetching number of commits", err)
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}
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setData(ctx, "nbCommits", nbCommits)
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if currUser := getUserLogged(ctx); currUser != nil {
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hasLiked, err := models.UserHasLikedGist(currUser, gist)
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if err != nil {
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return errorRes(500, "Cannot get user like status", err)
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}
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setData(ctx, "hasLiked", hasLiked)
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}
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return next(ctx)
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}
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}
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func allGists(ctx echo.Context) error {
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var err error
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fromUser := ctx.Param("user")
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userLogged := getUserLogged(ctx)
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pageInt := getPage(ctx)
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sort := "created"
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order := "desc"
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orderText := "Recently"
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if ctx.QueryParam("sort") == "updated" {
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sort = "updated"
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}
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if ctx.QueryParam("order") == "asc" {
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order = "asc"
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orderText = "Least recently"
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}
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setData(ctx, "sort", sort)
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setData(ctx, "order", orderText)
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var gists []*models.Gist
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var currentUserId uint
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if userLogged != nil {
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currentUserId = userLogged.ID
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} else {
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currentUserId = 0
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}
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if fromUser == "" {
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setData(ctx, "htmlTitle", "All gists")
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fromUser = "all"
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gists, err = models.GetAllGistsForCurrentUser(currentUserId, pageInt-1, sort, order)
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} else {
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setData(ctx, "htmlTitle", "All gists from "+fromUser)
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setData(ctx, "fromUser", fromUser)
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var count int64
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if err = models.DoesUserExists(fromUser, &count); err != nil {
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return errorRes(500, "Error fetching user", err)
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}
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if count == 0 {
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return notFound("User not found")
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}
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gists, err = models.GetAllGistsFromUser(fromUser, currentUserId, pageInt-1, sort, order)
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}
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if err != nil {
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return errorRes(500, "Error fetching gists", err)
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}
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if err = paginate(ctx, gists, pageInt, 10, "gists", fromUser, "&sort="+sort+"&order="+order); err != nil {
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return errorRes(404, "Page not found", nil)
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}
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return html(ctx, "all.html")
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}
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func gist(ctx echo.Context) error {
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gist := getData(ctx, "gist").(*models.Gist)
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userName := gist.User.Username
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gistName := gist.Uuid
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revision := ctx.Param("revision")
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if revision == "" {
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revision = "HEAD"
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}
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nbCommits := getData(ctx, "nbCommits")
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files := make(map[string]string)
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if nbCommits != "0" {
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filesStr, err := git.GetFilesOfRepository(userName, gistName, revision)
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if err != nil {
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return errorRes(500, "Error fetching files from repository", err)
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}
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for _, file := range filesStr {
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files[file], err = git.GetFileContent(userName, gistName, revision, file)
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if err != nil {
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return errorRes(500, "Error fetching file content from file "+file, err)
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}
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}
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}
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setData(ctx, "page", "code")
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setData(ctx, "commit", revision)
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setData(ctx, "files", files)
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setData(ctx, "revision", revision)
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setData(ctx, "htmlTitle", gist.Title)
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return html(ctx, "gist.html")
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}
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func revisions(ctx echo.Context) error {
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gist := getData(ctx, "gist").(*models.Gist)
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userName := gist.User.Username
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gistName := gist.Uuid
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pageInt := getPage(ctx)
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nbCommits := getData(ctx, "nbCommits")
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commits := make([]*models.Commit, 0)
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if nbCommits != "0" {
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gitlogStr, err := git.GetLog(userName, gistName, strconv.Itoa((pageInt-1)*10))
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if err != nil {
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return errorRes(500, "Error fetching commits log", err)
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}
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gitlog := strings.Split(gitlogStr, "\n=commit ")
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for _, commitStr := range gitlog[1:] {
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logContent := strings.SplitN(commitStr, "\n", 3)
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header := strings.Split(logContent[0], ":")
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commitStruct := models.Commit{
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Hash: header[0],
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Author: header[1],
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Timestamp: header[2],
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Files: make([]models.File, 0),
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}
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if len(logContent) > 2 {
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changed := strings.ReplaceAll(logContent[1], "(+)", "")
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changed = strings.ReplaceAll(changed, "(-)", "")
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commitStruct.Changed = changed
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}
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files := strings.Split(logContent[len(logContent)-1], "diff --git ")
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if len(files) > 1 {
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for _, fileStr := range files {
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content := strings.SplitN(fileStr, "\n@@", 2)
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if len(content) > 1 {
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header := strings.Split(content[0], "\n")
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commitStruct.Files = append(commitStruct.Files, models.File{Content: "@@" + content[1], Filename: header[len(header)-1][4:], OldFilename: header[len(header)-2][4:]})
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} else {
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// in case there is no content but a file renamed
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header := strings.Split(content[0], "\n")
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if len(header) > 3 {
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commitStruct.Files = append(commitStruct.Files, models.File{Content: "", Filename: header[3][10:], OldFilename: header[2][12:]})
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}
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}
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}
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}
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commits = append(commits, &commitStruct)
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}
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}
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if err := paginate(ctx, commits, pageInt, 10, "commits", userName+"/"+gistName+"/revisions"); err != nil {
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return errorRes(404, "Page not found", nil)
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}
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setData(ctx, "page", "revisions")
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setData(ctx, "revision", "HEAD")
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setData(ctx, "htmlTitle", "Revision of "+gist.Title)
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return html(ctx, "revisions.html")
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}
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func create(ctx echo.Context) error {
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setData(ctx, "htmlTitle", "Create a new gist")
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return html(ctx, "create.html")
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}
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func processCreate(ctx echo.Context) error {
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isCreate := false
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if ctx.Request().URL.Path == "/" {
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isCreate = true
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}
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err := ctx.Request().ParseForm()
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if err != nil {
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return errorRes(400, "Bad request", err)
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}
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var gist *models.Gist
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if isCreate {
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gist = new(models.Gist)
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setData(ctx, "htmlTitle", "Create a new gist")
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} else {
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gist = getData(ctx, "gist").(*models.Gist)
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setData(ctx, "htmlTitle", "Edit "+gist.Title)
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}
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if err := ctx.Bind(gist); err != nil {
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return errorRes(400, "Cannot bind data", err)
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}
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gist.Files = make([]models.File, 0)
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for i := 0; i < len(ctx.Request().PostForm["content"]); i++ {
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name := ctx.Request().PostForm["name"][i]
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content := ctx.Request().PostForm["content"][i]
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if name == "" {
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name = "gistfile" + strconv.Itoa(i+1) + ".txt"
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}
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escapedValue, err := url.QueryUnescape(content)
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if err != nil {
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return errorRes(400, "Invalid character unescaped", err)
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}
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gist.Files = append(gist.Files, models.File{
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Filename: name,
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Content: escapedValue,
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})
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}
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user := getUserLogged(ctx)
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gist.NbFiles = len(gist.Files)
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if isCreate {
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uuidGist, err := uuid.NewRandom()
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if err != nil {
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return errorRes(500, "Error creating an UUID", err)
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}
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gist.Uuid = strings.Replace(uuidGist.String(), "-", "", -1)
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gist.UserID = user.ID
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}
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if gist.Title == "" {
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if ctx.Request().PostForm["name"][0] == "" {
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gist.Title = "gist:" + gist.Uuid
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} else {
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gist.Title = ctx.Request().PostForm["name"][0]
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}
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}
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err = ctx.Validate(gist)
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if err != nil {
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addFlash(ctx, validationMessages(&err), "error")
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if isCreate {
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return html(ctx, "create.html")
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} else {
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files := make(map[string]string)
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filesStr, err := git.GetFilesOfRepository(gist.User.Username, gist.Uuid, "HEAD")
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if err != nil {
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return errorRes(500, "Error fetching files from repository", err)
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}
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for _, file := range filesStr {
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files[file], err = git.GetFileContent(gist.User.Username, gist.Uuid, "HEAD", file)
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if err != nil {
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return errorRes(500, "Error fetching file content from file "+file, err)
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}
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}
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setData(ctx, "files", files)
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return html(ctx, "edit.html")
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}
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}
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if len(gist.Files) > 0 {
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split := strings.Split(gist.Files[0].Content, "\n")
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if len(split) > 10 {
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gist.Preview = strings.Join(split[:10], "\n")
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} else {
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gist.Preview = gist.Files[0].Content
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}
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gist.PreviewFilename = gist.Files[0].Filename
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}
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if err = git.InitRepository(user.Username, gist.Uuid); err != nil {
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return errorRes(500, "Error creating the repository", err)
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}
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if err = git.CloneTmp(user.Username, gist.Uuid, gist.Uuid); err != nil {
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return errorRes(500, "Error cloning the repository", err)
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}
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for _, file := range gist.Files {
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if err = git.SetFileContent(gist.Uuid, file.Filename, file.Content); err != nil {
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return errorRes(500, "Error setting file content for file "+file.Filename, err)
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}
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}
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if err = git.AddAll(gist.Uuid); err != nil {
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return errorRes(500, "Error adding files to the repository", err)
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}
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if err = git.Commit(gist.Uuid); err != nil {
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return errorRes(500, "Error committing files to the local repository", err)
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}
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if err = git.Push(gist.Uuid); err != nil {
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return errorRes(500, "Error pushing the local repository", err)
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}
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if isCreate {
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if err = models.CreateGist(gist); err != nil {
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return errorRes(500, "Error creating the gist", err)
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}
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} else {
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if err = models.UpdateGist(gist); err != nil {
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return errorRes(500, "Error updating the gist", err)
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}
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}
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return redirect(ctx, "/"+user.Username+"/"+gist.Uuid)
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}
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func toggleVisibility(ctx echo.Context) error {
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var gist = getData(ctx, "gist").(*models.Gist)
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gist.Private = !gist.Private
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if err := models.UpdateGist(gist); err != nil {
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return errorRes(500, "Error updating this gist", err)
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}
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addFlash(ctx, "Gist visibility has been changed", "success")
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return redirect(ctx, "/"+gist.User.Username+"/"+gist.Uuid)
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}
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func deleteGist(ctx echo.Context) error {
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var gist = getData(ctx, "gist").(*models.Gist)
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err := git.DeleteRepository(gist.User.Username, gist.Uuid)
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if err != nil {
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return errorRes(500, "Error deleting the repository", err)
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}
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if err := models.DeleteGist(gist); err != nil {
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return errorRes(500, "Error deleting this gist", err)
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}
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addFlash(ctx, "Gist has been deleted", "success")
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return redirect(ctx, "/")
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}
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func like(ctx echo.Context) error {
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var gist = getData(ctx, "gist").(*models.Gist)
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currentUser := getUserLogged(ctx)
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hasLiked, err := models.UserHasLikedGist(currentUser, gist)
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if err != nil {
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return errorRes(500, "Error checking if user has liked a gist", err)
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}
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if hasLiked {
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err = models.RemoveUserLike(gist, getUserLogged(ctx))
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} else {
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err = models.AppendUserLike(gist, getUserLogged(ctx))
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}
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if err != nil {
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return errorRes(500, "Error liking/dislking this gist", err)
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}
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redirectTo := "/" + gist.User.Username + "/" + gist.Uuid
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if r := ctx.QueryParam("redirecturl"); r != "" {
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redirectTo = r
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}
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return redirect(ctx, redirectTo)
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}
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func rawFile(ctx echo.Context) error {
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gist := getData(ctx, "gist").(*models.Gist)
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fileContent, err := git.GetFileContent(
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gist.User.Username,
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gist.Uuid,
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ctx.Param("revision"),
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ctx.Param("file"))
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if err != nil {
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return errorRes(500, "Error getting file content", err)
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}
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filebytes := []byte(fileContent)
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if len(filebytes) == 0 {
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return notFound("File not found")
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}
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return plainText(ctx, 200, string(filebytes))
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}
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func edit(ctx echo.Context) error {
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var gist = getData(ctx, "gist").(*models.Gist)
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files := make(map[string]string)
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filesStr, err := git.GetFilesOfRepository(gist.User.Username, gist.Uuid, "HEAD")
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if err != nil {
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return errorRes(500, "Error fetching files from repository", err)
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}
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for _, file := range filesStr {
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files[file], err = git.GetFileContent(gist.User.Username, gist.Uuid, "HEAD", file)
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if err != nil {
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return errorRes(500, "Error fetching file content from file "+file, err)
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}
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}
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setData(ctx, "files", files)
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setData(ctx, "htmlTitle", "Edit "+gist.Title)
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return html(ctx, "edit.html")
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}
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func downloadZip(ctx echo.Context) error {
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var gist = getData(ctx, "gist").(*models.Gist)
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var revision = ctx.Param("revision")
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files := make(map[string]string)
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filesStr, err := git.GetFilesOfRepository(gist.User.Username, gist.Uuid, revision)
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if err != nil {
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return errorRes(500, "Error fetching files from repository", err)
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}
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for _, file := range filesStr {
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files[file], err = git.GetFileContent(gist.User.Username, gist.Uuid, revision, file)
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if err != nil {
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return errorRes(500, "Error fetching file content from file "+file, err)
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}
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}
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zipFile := new(bytes.Buffer)
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zipWriter := zip.NewWriter(zipFile)
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for fileName, fileContent := range files {
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f, err := zipWriter.Create(fileName)
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if err != nil {
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return errorRes(500, "Error adding a file the to the zip archive", err)
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}
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_, err = f.Write([]byte(fileContent))
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if err != nil {
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return errorRes(500, "Error adding file content the to the zip archive", err)
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}
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}
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err = zipWriter.Close()
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if err != nil {
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return errorRes(500, "Error closing the zip archive", err)
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}
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ctx.Response().Header().Set("Content-Type", "application/zip")
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ctx.Response().Header().Set("Content-Disposition", "attachment; filename="+gist.Uuid+".zip")
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ctx.Response().Header().Set("Content-Length", strconv.Itoa(len(zipFile.Bytes())))
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_, err = ctx.Response().Write(zipFile.Bytes())
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if err != nil {
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return errorRes(500, "Error writing the zip archive", err)
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}
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return nil
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}
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func likes(ctx echo.Context) error {
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var gist = getData(ctx, "gist").(*models.Gist)
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pageInt := getPage(ctx)
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likers, err := models.GetUsersLikesForGists(gist, pageInt-1)
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if err != nil {
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return errorRes(500, "Error getting users who liked this gist", err)
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}
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if err = paginate(ctx, likers, pageInt, 30, "likers", gist.User.Username+"/"+gist.Uuid+"/likes"); err != nil {
|
|
return errorRes(404, "Page not found", nil)
|
|
}
|
|
|
|
setData(ctx, "htmlTitle", "Likes for "+gist.Title)
|
|
setData(ctx, "revision", "HEAD")
|
|
return html(ctx, "likes.html")
|
|
}
|