hmn/src/website/projects.go

332 lines
11 KiB
Go

package website
import (
"fmt"
"math"
"math/rand"
"net/http"
"time"
"git.handmade.network/hmn/hmn/src/db"
"git.handmade.network/hmn/hmn/src/hmnurl"
"git.handmade.network/hmn/hmn/src/models"
"git.handmade.network/hmn/hmn/src/oops"
"git.handmade.network/hmn/hmn/src/templates"
"git.handmade.network/hmn/hmn/src/utils"
)
type ProjectTemplateData struct {
templates.BaseData
Pagination templates.Pagination
CarouselProjects []templates.Project
Projects []templates.Project
PersonalProjects []templates.Project
ProjectAtomFeedUrl string
WIPForumUrl string
}
func ProjectIndex(c *RequestContext) ResponseData {
const projectsPerPage = 20
const maxCarouselProjects = 10
const maxPersonalProjects = 10
officialProjects, err := FetchProjects(c.Context(), c.Conn, c.CurrentUser, ProjectsQuery{
Types: OfficialProjects,
})
if err != nil {
return c.ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to fetch projects"))
}
numPages := int(math.Ceil(float64(len(officialProjects)) / projectsPerPage))
page, numPages, ok := getPageInfo(c.PathParams["page"], len(officialProjects), feedPostsPerPage)
if !ok {
return c.Redirect(hmnurl.BuildProjectIndex(1), http.StatusSeeOther)
}
pagination := templates.Pagination{
Current: page,
Total: numPages,
FirstUrl: hmnurl.BuildProjectIndex(1),
LastUrl: hmnurl.BuildProjectIndex(numPages),
NextUrl: hmnurl.BuildProjectIndex(utils.IntClamp(1, page+1, numPages)),
PreviousUrl: hmnurl.BuildProjectIndex(utils.IntClamp(1, page-1, numPages)),
}
c.Perf.StartBlock("PROJECTS", "Grouping and sorting")
var handmadeHero *templates.Project
var featuredProjects []templates.Project
var recentProjects []templates.Project
var restProjects []templates.Project
now := time.Now()
for _, p := range officialProjects {
templateProject := templates.ProjectToTemplate(&p.Project, UrlContextForProject(&p.Project).BuildHomepage(), c.Theme)
if p.Project.Slug == "hero" {
// NOTE(asaf): Handmade Hero gets special treatment. Must always be first in the list.
handmadeHero = &templateProject
continue
}
if p.Project.Featured {
featuredProjects = append(featuredProjects, templateProject)
} else if now.Sub(p.Project.AllLastUpdated).Seconds() < models.RecentProjectUpdateTimespanSec {
recentProjects = append(recentProjects, templateProject)
} else {
restProjects = append(restProjects, templateProject)
}
}
_, randSeed := now.ISOWeek()
random := rand.New(rand.NewSource(int64(randSeed)))
random.Shuffle(len(featuredProjects), func(i, j int) { featuredProjects[i], featuredProjects[j] = featuredProjects[j], featuredProjects[i] })
random.Shuffle(len(recentProjects), func(i, j int) { recentProjects[i], recentProjects[j] = recentProjects[j], recentProjects[i] })
random.Shuffle(len(restProjects), func(i, j int) { restProjects[i], restProjects[j] = restProjects[j], restProjects[i] })
if handmadeHero != nil {
// NOTE(asaf): As mentioned above, inserting HMH first.
featuredProjects = append([]templates.Project{*handmadeHero}, featuredProjects...)
}
orderedProjects := make([]templates.Project, 0, len(featuredProjects)+len(recentProjects)+len(restProjects))
orderedProjects = append(orderedProjects, featuredProjects...)
orderedProjects = append(orderedProjects, recentProjects...)
orderedProjects = append(orderedProjects, restProjects...)
firstProjectIndex := (page - 1) * projectsPerPage
endIndex := utils.IntMin(firstProjectIndex+projectsPerPage, len(orderedProjects))
pageProjects := orderedProjects[firstProjectIndex:endIndex]
var carouselProjects []templates.Project
if page == 1 {
carouselProjects = featuredProjects[:utils.IntMin(len(featuredProjects), maxCarouselProjects)]
}
c.Perf.EndBlock()
// Fetch and highlight a random selection of personal projects
var personalProjects []templates.Project
{
projects, err := FetchProjects(c.Context(), c.Conn, c.CurrentUser, ProjectsQuery{
Types: PersonalProjects,
})
if err != nil {
return c.ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to fetch personal projects"))
}
randSeed := now.YearDay()
random := rand.New(rand.NewSource(int64(randSeed)))
random.Shuffle(len(projects), func(i, j int) { projects[i], projects[j] = projects[j], projects[i] })
for i, p := range projects {
if i >= maxPersonalProjects {
break
}
personalProjects = append(personalProjects, templates.ProjectToTemplate(
&p.Project,
UrlContextForProject(&p.Project).BuildHomepage(),
c.Theme,
))
}
}
baseData := getBaseDataAutocrumb(c, "Projects")
var res ResponseData
res.MustWriteTemplate("project_index.html", ProjectTemplateData{
BaseData: baseData,
Pagination: pagination,
CarouselProjects: carouselProjects,
Projects: pageProjects,
PersonalProjects: personalProjects,
ProjectAtomFeedUrl: hmnurl.BuildAtomFeedForProjects(),
WIPForumUrl: hmnurl.HMNProjectContext.BuildForum([]string{"wip"}, 1),
}, c.Perf)
return res
}
type ProjectHomepageData struct {
templates.BaseData
Project templates.Project
Owners []templates.User
Screenshots []string
ProjectLinks []templates.Link
Licenses []templates.Link
RecentActivity []templates.TimelineItem
}
func ProjectHomepage(c *RequestContext) ResponseData {
maxRecentActivity := 15
if c.CurrentProject == nil {
return FourOhFour(c)
}
// There are no further permission checks to do, because permissions are
// checked whatever way we fetch the project.
owners, err := FetchProjectOwners(c.Context(), c.Conn, c.CurrentProject.ID)
if err != nil {
return c.ErrorResponse(http.StatusInternalServerError, err)
}
c.Perf.StartBlock("SQL", "Fetching screenshots")
type screenshotQuery struct {
Filename string `db:"screenshot.file"`
}
screenshotQueryResult, err := db.Query(c.Context(), c.Conn, screenshotQuery{},
`
SELECT $columns
FROM
handmade_imagefile AS screenshot
INNER JOIN handmade_project_screenshots ON screenshot.id = handmade_project_screenshots.imagefile_id
WHERE
handmade_project_screenshots.project_id = $1
`,
c.CurrentProject.ID,
)
if err != nil {
return c.ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to fetch screenshots for project"))
}
c.Perf.EndBlock()
c.Perf.StartBlock("SQL", "Fetching project links")
type projectLinkQuery struct {
Link models.Link `db:"link"`
}
projectLinkResult, err := db.Query(c.Context(), c.Conn, projectLinkQuery{},
`
SELECT $columns
FROM
handmade_links as link
WHERE
link.project_id = $1
ORDER BY link.ordering ASC
`,
c.CurrentProject.ID,
)
if err != nil {
return c.ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to fetch project links"))
}
c.Perf.EndBlock()
c.Perf.StartBlock("SQL", "Fetch subforum tree")
subforumTree := models.GetFullSubforumTree(c.Context(), c.Conn)
lineageBuilder := models.MakeSubforumLineageBuilder(subforumTree)
c.Perf.EndBlock()
c.Perf.StartBlock("SQL", "Fetching project timeline")
type postQuery struct {
Post models.Post `db:"post"`
Thread models.Thread `db:"thread"`
Author models.User `db:"author"`
}
postQueryResult, err := db.Query(c.Context(), c.Conn, postQuery{},
`
SELECT $columns
FROM
handmade_post AS post
INNER JOIN handmade_thread AS thread ON thread.id = post.thread_id
INNER JOIN auth_user AS author ON author.id = post.author_id
WHERE
post.project_id = $1
ORDER BY post.postdate DESC
LIMIT $2
`,
c.CurrentProject.ID,
maxRecentActivity,
)
if err != nil {
return c.ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to fetch project posts"))
}
c.Perf.EndBlock()
var projectHomepageData ProjectHomepageData
projectHomepageData.BaseData = getBaseData(c, c.CurrentProject.Name, nil)
//if canEdit {
// // TODO: Move to project-specific navigation
// // projectHomepageData.BaseData.Header.EditURL = hmnurl.BuildProjectEdit(project.Slug, "")
//}
projectHomepageData.BaseData.OpenGraphItems = append(projectHomepageData.BaseData.OpenGraphItems, templates.OpenGraphItem{
Property: "og:description",
Value: c.CurrentProject.Blurb,
})
projectHomepageData.Project = templates.ProjectToTemplate(c.CurrentProject, c.UrlContext.BuildHomepage(), c.Theme)
for _, owner := range owners {
projectHomepageData.Owners = append(projectHomepageData.Owners, templates.UserToTemplate(owner, c.Theme))
}
if c.CurrentProject.Hidden {
projectHomepageData.BaseData.AddImmediateNotice(
"hidden",
"NOTICE: This project is hidden. It is currently visible only to owners and site admins.",
)
}
if c.CurrentProject.Lifecycle != models.ProjectLifecycleActive {
switch c.CurrentProject.Lifecycle {
case models.ProjectLifecycleUnapproved:
projectHomepageData.BaseData.AddImmediateNotice(
"unapproved",
fmt.Sprintf(
"NOTICE: This project has not yet been submitted for approval. It is only visible to owners. Please <a href=\"%s\">submit it for approval</a> when the project content is ready for review.",
c.UrlContext.BuildProjectEdit("submit"),
),
)
case models.ProjectLifecycleApprovalRequired:
projectHomepageData.BaseData.AddImmediateNotice(
"unapproved",
"NOTICE: This project is awaiting approval. It is only visible to owners and site admins.",
)
case models.ProjectLifecycleHiatus:
projectHomepageData.BaseData.AddImmediateNotice(
"hiatus",
"NOTICE: This project is on hiatus and may not update for a while.",
)
case models.ProjectLifecycleDead:
projectHomepageData.BaseData.AddImmediateNotice(
"dead",
"NOTICE: Site staff have marked this project as being dead. If you intend to revive it, please contact a member of the Handmade Network staff.",
)
case models.ProjectLifecycleLTSRequired:
projectHomepageData.BaseData.AddImmediateNotice(
"lts-reqd",
"NOTICE: This project is awaiting approval for maintenance-mode status.",
)
case models.ProjectLifecycleLTS:
projectHomepageData.BaseData.AddImmediateNotice(
"lts",
"NOTICE: This project has reached a state of completion.",
)
}
}
for _, screenshot := range screenshotQueryResult.ToSlice() {
projectHomepageData.Screenshots = append(projectHomepageData.Screenshots, hmnurl.BuildUserFile(screenshot.(*screenshotQuery).Filename))
}
for _, link := range projectLinkResult.ToSlice() {
projectHomepageData.ProjectLinks = append(projectHomepageData.ProjectLinks, templates.LinkToTemplate(&link.(*projectLinkQuery).Link))
}
for _, post := range postQueryResult.ToSlice() {
projectHomepageData.RecentActivity = append(projectHomepageData.RecentActivity, PostToTimelineItem(
c.UrlContext,
lineageBuilder,
&post.(*postQuery).Post,
&post.(*postQuery).Thread,
&post.(*postQuery).Author,
c.Theme,
))
}
var res ResponseData
err = res.WriteTemplate("project_homepage.html", projectHomepageData, c.Perf)
if err != nil {
return c.ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to render project homepage template"))
}
return res
}