Browse Source

Basic Blog Functionality & Permissions

master
Noah Petherbridge 1 year ago
parent
commit
117542b23c
25 changed files with 1143 additions and 21 deletions
  1. +5
    -1
      cmd/gophertype/main.go
  2. +2
    -0
      go.mod
  3. +11
    -0
      go.sum
  4. +8
    -0
      pkg/app.go
  5. +227
    -0
      pkg/controllers/posts.go
  6. +17
    -0
      pkg/controllers/static_files.go
  7. +162
    -0
      pkg/markdown/markdown.go
  8. +8
    -1
      pkg/middleware/csrf.go
  9. +14
    -0
      pkg/models/constants.go
  10. +2
    -0
      pkg/models/models.go
  11. +313
    -0
      pkg/models/posts.go
  12. +6
    -3
      pkg/models/users.go
  13. +5
    -2
      pkg/responses/errors.go
  14. +19
    -7
      pkg/responses/template_functions.go
  15. +9
    -3
      pkg/responses/template_vars.go
  16. +46
    -1
      pkg/responses/templates.go
  17. +1
    -0
      pkg/session/keys.go
  18. +4
    -3
      pkg/settings/settings.go
  19. +1
    -0
      pvt-www/.layout.gohtml
  20. +133
    -0
      pvt-www/_builtin/blog/edit.gohtml
  21. +8
    -0
      pvt-www/_builtin/blog/index.gohtml
  22. +77
    -0
      pvt-www/_builtin/blog/index.partial.gohtml
  23. +56
    -0
      pvt-www/_builtin/blog/view-post.gohtml
  24. +6
    -0
      pvt-www/_builtin/markdown.gohtml
  25. +3
    -0
      pvt-www/index.gohtml

+ 5
- 1
cmd/gophertype/main.go View File

@@ -82,5 +82,9 @@ func main() {
app := gophertype.NewSite(optRoot)
app.UseDB(dbDriver, dbPath)
app.SetupRouter()
app.ListenAndServe(optBind)

if err := app.ListenAndServe(optBind); err != nil {
console.Error("ListenAndServe: %s", err)
os.Exit(0)
}
}

+ 2
- 0
go.mod View File

@@ -9,7 +9,9 @@ require (
github.com/jinzhu/gorm v1.9.11
github.com/kirsle/blog v0.0.0-20191022175051-d78814b9c99b
github.com/kirsle/golog v0.0.0-20180411020913-51290b4f9292
github.com/microcosm-cc/bluemonday v1.0.2
github.com/satori/go.uuid v1.2.0
github.com/shurcooL/github_flavored_markdown v0.0.0-20181002035957-2122de532470
github.com/urfave/negroni v1.0.0
golang.org/x/crypto v0.0.0-20190618222545-ea8f1a30c443
)

+ 11
- 0
go.sum View File

@@ -77,6 +77,7 @@ github.com/mattn/go-sqlite3 v1.10.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsO
github.com/mattn/go-sqlite3 v1.11.0 h1:LDdKkqtYlom37fkvqs8rMPFKAMe8+SgjbwZ6ex1/A/Q=
github.com/mattn/go-sqlite3 v1.11.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc=
github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
github.com/microcosm-cc/bluemonday v1.0.2 h1:5lPfLTTAvAbtS0VqT+94yOtFnGfUWYyx0+iToC3Os3s=
github.com/microcosm-cc/bluemonday v1.0.2/go.mod h1:iVP4YcDBq+n/5fb23BhYFvIMq/leAFZyRl6bYmGDlGc=
github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
@@ -95,18 +96,27 @@ github.com/prometheus/common v0.2.0/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y8
github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
github.com/prometheus/procfs v0.0.0-20190117184657-bf6a532e95b1/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
github.com/rcrowley/go-metrics v0.0.0-20181016184325-3113b8401b8a/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
github.com/russross/blackfriday v1.5.2 h1:HyvC0ARfnZBqnXwABFeSZHpKvJHJJfPz81GNueLj0oo=
github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
github.com/rwcarlsen/goexif v0.0.0-20190401172101-9e8deecbddbd/go.mod h1:hPqNNc0+uJM6H+SuU8sEs5K5IQeKccPqeSjfgcKGgPk=
github.com/satori/go.uuid v1.2.0 h1:0uYX9dsZ2yD7q2RtLRtPSdGDWzjeM3TbMJP9utgA0ww=
github.com/satori/go.uuid v1.2.0/go.mod h1:dA0hQrYB0VpLJoorglMZABFdXlWrHn1NEOzdhQKdks0=
github.com/sergi/go-diff v1.0.0 h1:Kpca3qRNrduNnOQeazBd0ysaKrUJiIuISHxogkT9RPQ=
github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo=
github.com/shurcooL/github_flavored_markdown v0.0.0-20181002035957-2122de532470 h1:qb9IthCFBmROJ6YBS31BEMeSYjOscSiG+EO+JVNTz64=
github.com/shurcooL/github_flavored_markdown v0.0.0-20181002035957-2122de532470/go.mod h1:2dOwnU2uBioM+SGy2aZoq1f/Sd1l9OkAeAUvjSyvgU0=
github.com/shurcooL/highlight_diff v0.0.0-20181222201841-111da2e7d480 h1:KaKXZldeYH73dpQL+Nr38j1r5BgpAYQjYvENOUpIZDQ=
github.com/shurcooL/highlight_diff v0.0.0-20181222201841-111da2e7d480/go.mod h1:ZpfEhSmds4ytuByIcDnOLkTHGUI6KNqRNPDLHDk+mUU=
github.com/shurcooL/highlight_go v0.0.0-20181215221002-9d8641ddf2e1 h1:a6a6gGfBoO2ty+yyHNd7M6gkp37EwE3GIoycUnLo1Oo=
github.com/shurcooL/highlight_go v0.0.0-20181215221002-9d8641ddf2e1/go.mod h1:UDKB5a1T23gOMUJrI+uSuH0VRDStOiUVSjBTRDVBVag=
github.com/shurcooL/octicon v0.0.0-20181222203144-9ff1a4cf27f4 h1:H0v7bJx9CDGHx402wE08Fk5AS2mWdTYK9JI5vyrx8jQ=
github.com/shurcooL/octicon v0.0.0-20181222203144-9ff1a4cf27f4/go.mod h1:eWdoE5JD4R5UVWDucdOPg1g2fqQRq78IQa9zlOV1vpQ=
github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo=
github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
github.com/sourcegraph/annotate v0.0.0-20160123013949-f4cad6c6324d h1:yKm7XZV6j9Ev6lojP2XaIshpT4ymkqhMeSghO5Ps00E=
github.com/sourcegraph/annotate v0.0.0-20160123013949-f4cad6c6324d/go.mod h1:UdhH50NIW0fCiwBSr0co2m7BnFLdv4fQTgdqdJTHFeE=
github.com/sourcegraph/syntaxhighlight v0.0.0-20170531221838-bd320f5d308e h1:qpG93cPwA5f7s/ZPBJnGOYQNK/vKsaDaseuKT5Asee8=
github.com/sourcegraph/syntaxhighlight v0.0.0-20170531221838-bd320f5d308e/go.mod h1:HuIsMU8RRBOtsCgI77wP899iHVBQpCmg4ErYMZB+2IA=
github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
@@ -134,6 +144,7 @@ golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73r
golang.org/x/net v0.0.0-20190125091013-d26f9f9a57f3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3 h1:0GoQqolDA55aaLxZyTzK/Y2ePZzZTUrRacwib7cNsYQ=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=


+ 8
- 0
pkg/app.go View File

@@ -1,10 +1,13 @@
package gophertype

import (
"html/template"
"net/http"

"git.kirsle.net/apps/gophertype/pkg/console"
"git.kirsle.net/apps/gophertype/pkg/controllers"
"git.kirsle.net/apps/gophertype/pkg/models"
"git.kirsle.net/apps/gophertype/pkg/responses"
"git.kirsle.net/apps/gophertype/pkg/settings"
"github.com/gorilla/mux"
"github.com/jinzhu/gorm"
@@ -31,6 +34,11 @@ func NewSite(pubroot string) *Site {
n.Use(negroni.NewLogger())
site.n = n

// Register blog global template functions.
responses.ExtraFuncs = template.FuncMap{
"BlogIndex": controllers.PartialBlogIndex,
}

return site
}



+ 227
- 0
pkg/controllers/posts.go View File

@@ -0,0 +1,227 @@
package controllers

import (
"bytes"
"fmt"
"html/template"
"net/http"
"strconv"
"strings"
"time"

"git.kirsle.net/apps/gophertype/pkg/authentication"
"git.kirsle.net/apps/gophertype/pkg/glue"
"git.kirsle.net/apps/gophertype/pkg/markdown"
"git.kirsle.net/apps/gophertype/pkg/models"
"git.kirsle.net/apps/gophertype/pkg/responses"
"git.kirsle.net/apps/gophertype/pkg/session"
"git.kirsle.net/apps/gophertype/pkg/settings"
"github.com/albrow/forms"
"github.com/gorilla/mux"
)

func init() {
glue.Register(glue.Endpoint{
Path: "/blog",
Methods: []string{"GET"},
Handler: BlogIndex(models.Public, false),
})
glue.Register(glue.Endpoint{
Path: "/tagged/{tag}",
Methods: []string{"GET"},
Handler: BlogIndex(models.Public, true),
})
glue.Register(glue.Endpoint{
Path: "/blog/drafts",
Middleware: []mux.MiddlewareFunc{
authentication.LoginRequired,
},
Methods: []string{"GET"},
Handler: BlogIndex(models.Draft, false),
})
glue.Register(glue.Endpoint{
Path: "/blog/private",
Middleware: []mux.MiddlewareFunc{
authentication.LoginRequired,
},
Methods: []string{"GET"},
Handler: BlogIndex(models.Private, false),
})
glue.Register(glue.Endpoint{
Path: "/blog/unlisted",
Middleware: []mux.MiddlewareFunc{
authentication.LoginRequired,
},
Methods: []string{"GET"},
Handler: BlogIndex(models.Unlisted, false),
})
glue.Register(glue.Endpoint{
Path: "/blog/edit",
Methods: []string{"GET", "POST"},
Middleware: []mux.MiddlewareFunc{
authentication.LoginRequired,
},
Handler: EditPost,
})
}

// BlogIndex handles all of the top-level blog index routes:
// - /blog
// - /tagged/{tag}
// - /blog/unlisted
// - /blog/drafts
// - /blog/private
func BlogIndex(privacy string, tagged bool) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
var (
v = responses.NewTemplateVars(w, r)
tagName string
)

// Tagged view?
if tagged {
params := mux.Vars(r)
tagName = params["tag"]
}

// Page title to use.
var title = "Blog"
if tagged {
title = "Tagged as: " + tagName
} else if privacy == models.Draft {
title = "Drafts"
} else if privacy == models.Unlisted {
title = "Unlisted"
} else if privacy == models.Private {
title = "Private"
}

v.V["title"] = title
v.V["tag"] = tagName
v.V["privacy"] = privacy
responses.RenderTemplate(w, r, "_builtin/blog/index.gohtml", v)
}
}

// PostFragment at "/<fragment>" for viewing blog entries.
func PostFragment(w http.ResponseWriter, r *http.Request) {
fragment := strings.Trim(r.URL.Path, "/")
post, err := models.Posts.LoadFragment(fragment)
if err != nil {
responses.NotFound(w, r)
return
}

// Is it a private post and are we logged in?
if post.Privacy != models.Public && post.Privacy != models.Unlisted && !authentication.LoggedIn(r) {
responses.Forbidden(w, r, "Permission denied to view that post.")
return
}

v := responses.NewTemplateVars(w, r)
v.V["post"] = post

// Render the body.
if post.ContentType == models.Markdown {
v.V["rendered"] = template.HTML(markdown.RenderTrustedMarkdown(post.Body))
} else {
v.V["rendered"] = template.HTML(post.Body)
}

responses.RenderTemplate(w, r, "_builtin/blog/view-post.gohtml", v)
}

// PartialBlogIndex is a template function to embed a blog index view on any page.
func PartialBlogIndex(r *http.Request, tag, privacy string) template.HTML {
html := bytes.NewBuffer([]byte{})
v := responses.NewTemplateVars(html, r)
page, _ := strconv.Atoi(r.FormValue("page"))

var (
posts models.PagedPosts
err error
)

if tag != "" {
posts, err = models.Posts.GetPostsByTag(tag, privacy, page, settings.Current.PostsPerPage)
} else {
posts, err = models.Posts.GetIndexPosts(privacy, page, settings.Current.PostsPerPage)
}

if err != nil && err.Error() != "sql: no rows in result set" {
return template.HTML(fmt.Sprintf("[BlogIndex: %s]", err))
}

v.V["posts"] = posts.Posts
v.V["paging"] = posts
responses.PartialTemplate(html, r, "_builtin/blog/index.partial.gohtml", v)
return template.HTML(html.String())
}

// EditPost at "/blog/edit"
func EditPost(w http.ResponseWriter, r *http.Request) {
v := responses.NewTemplateVars(w, r)
v.V["preview"] = ""

// The blog post we're working with.
var post = models.Posts.New()
var isNew = true

// Editing an existing post?
if r.FormValue("id") != "" {
id, _ := strconv.Atoi(r.FormValue("id"))
if p, err := models.Posts.Load(id); err == nil {
post = p
isNew = false
}
}

// POST handler: create the admin account.
for r.Method == http.MethodPost {
form, _ := forms.Parse(r)

// Validate form parameters.
val := form.Validator()
val.Require("title")
val.Require("body")
post.ParseForm(form)
if val.HasErrors() {
v.ValidationError = val.ErrorMap()
break
}

// Previewing or submitting the post?
switch form.Get("submit") {
case "preview":
if post.ContentType == models.Markdown {
v.V["preview"] = template.HTML(markdown.RenderTrustedMarkdown(post.Body))
} else {
v.V["preview"] = template.HTML(post.Body)
}
case "post":
author, _ := authentication.CurrentUser(r)
post.AuthorID = author.ID

// When editing, allow to not touch the Last Updated time.
if !isNew && form.GetBool("no-update") == true {
post.UpdatedAt = post.CreatedAt
} else {
post.UpdatedAt = time.Now().UTC()
}

err := post.Save()
if err != nil {
v.Error = err
} else {
session.Flash(w, r, "Post created!")
responses.Redirect(w, r, "/"+post.Fragment)
}
}

break
}

v.V["post"] = post
v.V["isNew"] = isNew
responses.RenderTemplate(w, r, "_builtin/blog/edit.gohtml", v)
}

+ 17
- 0
pkg/controllers/static_files.go View File

@@ -5,6 +5,7 @@ import (
"strings"

"git.kirsle.net/apps/gophertype/pkg/console"
"git.kirsle.net/apps/gophertype/pkg/models"
"git.kirsle.net/apps/gophertype/pkg/responses"
)

@@ -15,6 +16,19 @@ func CatchAllHandler(w http.ResponseWriter, r *http.Request) {
path := r.URL.Path
console.Debug("Wildcard path: %s", path)

// Is it a blog fragment?
if _, err := models.Posts.LoadFragment(path); err == nil {
PostFragment(w, r)
return
}

// No dot-files allowed.
if strings.Contains(path, "/.") {
console.Error("Path '%s' contains a dotfile; forbidden", path)
responses.Forbidden(w, r, "You're not supposed to be here.")
return
}

// Resolve the target path.
filepath, err := responses.ResolveFile(path)
if err != nil {
@@ -32,6 +46,9 @@ func CatchAllHandler(w http.ResponseWriter, r *http.Request) {
if strings.HasSuffix(filepath, ".gohtml") {
responses.RenderTemplate(w, r, filepath, nil)
return
} else if strings.HasSuffix(filepath, ".md") {
responses.RenderMarkdown(w, r, filepath)
return
}

http.ServeFile(w, r, "pvt-www/"+filepath)


+ 162
- 0
pkg/markdown/markdown.go View File

@@ -0,0 +1,162 @@
// Package markdown implements a GitHub Flavored Markdown renderer.
package markdown

import (
"bytes"
"crypto/md5"
"errors"
"fmt"
"io"
"os/exec"
"regexp"
"strings"

"git.kirsle.net/apps/gophertype/pkg/console"
"github.com/microcosm-cc/bluemonday"
"github.com/shurcooL/github_flavored_markdown"
)

// Regexps for Markdown use cases.
var (
// TODO: Redis caching
// Cache interface{} = nil

// Match title from the first `# h1` heading.
reMarkdownTitle = regexp.MustCompile(`(?m:^#([^#\r\n]+)$)`)

// Match fenced code blocks with languages defined.
reFencedCode = regexp.MustCompile("```" + `([a-z]*)[\r\n]([\s\S]*?)[\r\n]\s*` + "```")
reFencedCodeClass = regexp.MustCompile("^highlight highlight-[a-zA-Z0-9]+$")

// Regexp to match fenced code blocks in rendered Markdown HTML.
// Tweak this if you change Markdown engines later.
reCodeBlock = regexp.MustCompile(`<div class="highlight highlight-(.+?)"><pre>(.+?)</pre></div>`)
reDecodeBlock = regexp.MustCompile(`\[?FENCED_CODE_%d_BLOCK?\]`)
)

// A container for parsed code blocks.
type codeBlock struct {
placeholder int
language string
source string
}

// TitleFromMarkdown tries to find a title from the source of a Markdown file.
//
// On error, returns "Untitled" along with the error. So if you're lazy and
// want a suitable default, you can safely ignore the error.
func TitleFromMarkdown(body string) (string, error) {
m := reMarkdownTitle.FindStringSubmatch(body)
if len(m) > 0 {
return m[1], nil
}
return "Untitled", errors.New(
"did not find a single h1 (denoted by # prefix) for Markdown title",
)
}

// RenderMarkdown renders markdown to HTML, safely. It uses blackfriday to
// render Markdown to HTML and then Bluemonday to sanitize the resulting HTML.
func RenderMarkdown(input string) string {
unsafe := []byte(RenderTrustedMarkdown(input))

// Sanitize HTML, but allow fenced code blocks to not get mangled in user
// submitted comments.
p := bluemonday.UGCPolicy()
p.AllowAttrs("class").Matching(reFencedCodeClass).OnElements("code")
html := p.SanitizeBytes(unsafe)
return string(html)
}

// RenderTrustedMarkdown renders markdown to HTML, but without applying
// bluemonday filtering afterward. This is for blog posts and website
// Markdown pages, not for user-submitted comments or things.
func RenderTrustedMarkdown(input string) string {
// Find and hang on to fenced code blocks.
codeBlocks := []codeBlock{}
matches := reFencedCode.FindAllStringSubmatch(input, -1)
for i, m := range matches {
language, source := m[1], m[2]
if language == "" {
continue
}
codeBlocks = append(codeBlocks, codeBlock{i, language, source})

input = strings.Replace(input, m[0], fmt.Sprintf(
"[?FENCED_CODE_%d_BLOCK?]",
i,
), 1)
}

// Render the HTML out.
html := string(github_flavored_markdown.Markdown([]byte(input)))

// Substitute fenced codes back in.
for _, block := range codeBlocks {
highlighted, err := Pygmentize(block.language, block.source)
if err != nil {
console.Error("Pygmentize error: %s", err)
}
html = strings.Replace(html,
fmt.Sprintf("[?FENCED_CODE_%d_BLOCK?]", block.placeholder),
highlighted,
1,
)
}

return string(html)
}

// Pygmentize searches for fenced code blocks in rendered Markdown HTML
// and runs Pygments to syntax highlight it.
//
// On error the original given source is returned back.
//
// The rendered result is cached in Redis if available, because the CLI
// call takes ~0.6s which is slow if you're rendering a lot of code blocks.
func Pygmentize(language, source string) (string, error) {
var result string

// Hash the source for the cache key.
h := md5.New()
io.WriteString(h, language+source)
// hash := fmt.Sprintf("%x", h.Sum(nil))
// cacheKey := "pygmentize:" + hash

// Do we have it cached?
// if Cache != nil {
// if cached, err := Cache.Get(cacheKey); err == nil && len(cached) > 0 {
// return string(cached), nil
// }
// }

// Defer to the `pygmentize` command
bin := "pygmentize"
if _, err := exec.LookPath(bin); err != nil {
return source, errors.New("pygmentize not installed")
}

cmd := exec.Command(bin, "-l"+language, "-f"+"html", "-O encoding=utf-8")
cmd.Stdin = strings.NewReader(source)

var out bytes.Buffer
cmd.Stdout = &out

var stderr bytes.Buffer
cmd.Stderr = &stderr

if err := cmd.Run(); err != nil {
console.Error("Error running pygments: %s", stderr.String())
return source, err
}

result = out.String()
// if Cache != nil {
// err := Cache.Set(cacheKey, []byte(result), 60*60*24) // cool md5's don't change
// if err != nil {
// console.Error("Couldn't cache Pygmentize output: %s", err)
// }
// }

return result, nil
}

+ 8
- 1
pkg/middleware/csrf.go View File

@@ -1,11 +1,13 @@
package middleware

import (
"context"
"net/http"
"time"

"git.kirsle.net/apps/gophertype/pkg/constants"
"git.kirsle.net/apps/gophertype/pkg/responses"
"git.kirsle.net/apps/gophertype/pkg/session"
uuid "github.com/satori/go.uuid"
)

@@ -32,6 +34,11 @@ func CSRF(next http.Handler) http.Handler {
http.SetCookie(w, cookie)
}

// Add the CSRF token to the request context. This makes it immediately
// available on FIRST page load, when the cookie hasn't been sent back
// from the browser yet.
ctx := context.WithValue(r.Context(), session.CSRFKey, token)

// POST requests: verify token from form parameter.
if r.Method == http.MethodPost {
compare := r.FormValue(constants.CSRFFormName)
@@ -41,7 +48,7 @@ func CSRF(next http.Handler) http.Handler {
}
}

next.ServeHTTP(w, r)
next.ServeHTTP(w, r.WithContext(ctx))
}

return http.HandlerFunc(middleware)


+ 14
- 0
pkg/models/constants.go View File

@@ -0,0 +1,14 @@
package models

// Constant values for blog posts.
const (
// ContentType settings.
HTML = "html"
Markdown = "markdown"

// Post privacy settings.
Public = "public"
Private = "private"
Unlisted = "unlisted"
Draft = "draft"
)

+ 2
- 0
pkg/models/models.go View File

@@ -9,4 +9,6 @@ var DB *gorm.DB
func UseDB(db *gorm.DB) {
DB = db
DB.AutoMigrate(&User{})
DB.AutoMigrate(&Post{})
DB.AutoMigrate(&TaggedPost{})
}

+ 313
- 0
pkg/models/posts.go View File

@@ -0,0 +1,313 @@
package models

import (
"errors"
"fmt"
"html/template"
"math"
"regexp"
"strings"
"time"

"git.kirsle.net/apps/gophertype/pkg/console"
"git.kirsle.net/apps/gophertype/pkg/markdown"
"github.com/albrow/forms"
"github.com/jinzhu/gorm"
)

type postMan struct{}

// Posts is a singleton manager class for Post model access.
var Posts = postMan{}

// Post represents a single blog entry.
type Post struct {
gorm.Model

Title string
Fragment string `gorm:"unique_index"`
ContentType string `gorm:"default:html"`
AuthorID uint // foreign key to User.ID
Body string
Privacy string

Sticky bool
EnableComments bool
Tags []TaggedPost
Author User `gorm:"foreign_key:UserID"`
}

// PagedPosts holds a paginated response of multiple posts.
type PagedPosts struct {
Posts []Post
Page int
PerPage int
Pages int
Total int
NextPage int
PreviousPage int
}

// TaggedPost associates tags to their posts.
type TaggedPost struct {
ID uint `gorm:"primary_key"`
Tag string
PostID uint // foreign key to Post
}

// New creates a new Post model.
func (m postMan) New() Post {
return Post{
ContentType: Markdown,
Privacy: Public,
EnableComments: true,
}
}

// Load a post by ID.
func (m postMan) Load(id int) (Post, error) {
var post Post
r := DB.Preload("Author").Preload("Tags").First(&post, id)
return post, r.Error
}

// LoadFragment loads a blog post by its URL fragment.
func (m postMan) LoadFragment(fragment string) (Post, error) {
var post Post
r := DB.Preload("Author").Preload("Tags").Where("fragment = ?", strings.Trim(fragment, "/")).First(&post)
return post, r.Error
}

// GetIndex returns the index page of blog posts.
func (m postMan) GetIndexPosts(privacy string, page, perPage int) (PagedPosts, error) {
var pp = PagedPosts{
Page: page,
PerPage: perPage,
}

if pp.Page < 1 {
pp.Page = 1
}
if pp.PerPage <= 0 {
pp.PerPage = 20
}

query := DB.Debug().Preload("Author").Preload("Tags").
Where("privacy = ?", privacy).
Order("sticky desc, created_at desc")

// Count the total number of rows for paging purposes.
query.Model(&Post{}).Count(&pp.Total)

// Query the paginated slice of results.
r := query.
Offset((page - 1) * perPage).
Limit(perPage).
Find(&pp.Posts)

pp.Pages = int(math.Ceil(float64(pp.Total) / float64(pp.PerPage)))
if pp.Page < pp.Pages {
pp.NextPage = pp.Page + 1
}
if pp.Page > 1 {
pp.PreviousPage = pp.Page - 1
}

return pp, r.Error
}

// GetPostsByTag gets posts by a certain tag.
func (m postMan) GetPostsByTag(tag, privacy string, page, perPage int) (PagedPosts, error) {
var pp = PagedPosts{
Page: page,
PerPage: perPage,
}

if pp.Page < 1 {
pp.Page = 1
}
if pp.PerPage <= 0 {
pp.PerPage = 20
}

// Get the distinct post IDs for this tag.
var tags []TaggedPost
var postIDs []uint
r := DB.Where("tag = ?", tag).Find(&tags)
for _, taggedPost := range tags {
postIDs = append(postIDs, taggedPost.PostID)
}

if len(postIDs) == 0 {
return pp, errors.New("no posts found")
}

// Query this set of posts.
query := DB.Debug().Preload("Author").Preload("Tags").
Where("id IN (?) AND privacy = ?", postIDs, privacy).
Order("sticky desc, created_at desc")

// Count the total number of rows for paging purposes.
query.Model(&Post{}).Count(&pp.Total)

// Query the paginated slice of results.
r = query.
Offset((page - 1) * perPage).
Limit(perPage).
Find(&pp.Posts)

pp.Pages = int(math.Ceil(float64(pp.Total) / float64(pp.PerPage)))
if pp.Page < pp.Pages {
pp.NextPage = pp.Page + 1
}
if pp.Page > 1 {
pp.PreviousPage = pp.Page - 1
}

return pp, r.Error
}

// PreviewHTML returns the post's body as rendered HTML code, but only above
// the <snip> tag for index views.
func (p Post) PreviewHTML() template.HTML {
var (
parts = strings.Split(p.Body, "<snip>")
hasMore = len(parts) > 1
body = strings.TrimSpace(parts[0])
)

if p.ContentType == Markdown {
if hasMore {
body += fmt.Sprintf("\n\n[Read more...](/%s)", p.Fragment)
}
return template.HTML(markdown.RenderTrustedMarkdown(body))
}

body += fmt.Sprintf(`<p><a href="/%s">Read more...</a></p>`, p.Fragment)
return template.HTML(body)
}

// HTML returns the post's body as rendered HTML code.
func (p Post) HTML() template.HTML {
body := strings.ReplaceAll(p.Body, "<snip>", "")
if p.ContentType == Markdown {
return template.HTML(markdown.RenderTrustedMarkdown(body))
}
return template.HTML(body)
}

// Save a post.
// This method also makes sure a unique Fragment is set and links the Tags correctly.
func (p *Post) Save() error {
// Generate the default fragment from the post title.
if p.Fragment == "" {
fragment := strings.ToLower(p.Title)
fragment = regexp.MustCompile(`[^A-Za-z0-9]+`).ReplaceAllString(fragment, "-")
fragment = strings.ReplaceAll(fragment, "--", "-")
console.Error("frag: %s", fragment)
p.Fragment = strings.Trim(fragment, "-")

// If still no fragment, make one up from the current time.
if p.Fragment == "" {
p.Fragment = time.Now().Format("2006-01-02-150405")
}
}

// Ensure the fragment is unique!
{
if exist, err := Posts.LoadFragment(p.Fragment); err != nil && exist.ID != p.ID {
console.Debug("Post.Save: fragment %s is not unique, trying to resolve", p.Fragment)
var resolved bool
for i := 2; i <= 100; i++ {
fragment := fmt.Sprintf("%s-%d", p.Fragment, i)
console.Debug("Post.Save: try fragment '%s'", fragment)
_, err = Posts.LoadFragment(fragment)
if err == nil {
continue
}

p.Fragment = fragment
resolved = true
break
}

if !resolved {
return fmt.Errorf("failed to generate a unique URL fragment for '%s' after 100 attempts", p.Fragment)
}
}
}

// Empty tags list.
if len(p.Tags) == 1 && p.Tags[0].Tag == "" {
p.Tags = []TaggedPost{}
}

// TODO: tag relationships. For now just delete and re-add them all.
if p.ID != 0 {
DB.Where("post_id = ?", p.ID).Delete(TaggedPost{})
}

// Dedupe tags.
p.fixTags()

// Save the post.
if DB.NewRecord(p) {
return DB.Create(&p).Error
}

return DB.Save(&p).Error
}

// ParseForm populates a Post from an HTTP form.
func (p *Post) ParseForm(form *forms.Data) {
p.Title = form.Get("title")
p.Fragment = form.Get("fragment")
p.ContentType = form.Get("content-type")
p.Body = form.Get("body")
p.Privacy = form.Get("privacy")
p.Sticky = form.GetBool("sticky")
p.EnableComments = form.GetBool("enable-comments")

// Parse the tags array. This replaces the post.Tags with an empty TaggedPost
// list containing only the string Tag values. The IDs and DB side will be
// patched up when the post gets saved.
p.Tags = []TaggedPost{}
tags := strings.Split(form.Get("tags"), ",")
for _, tag := range tags {
tag = strings.TrimSpace(tag)
if len(tag) == 0 {
continue
}

p.Tags = append(p.Tags, TaggedPost{
Tag: tag,
})
}
}

// TagsString turns the post tags into a comma separated string.
func (p Post) TagsString() string {
console.Error("TagsString: %+v", p.Tags)
var tags = make([]string, len(p.Tags))
for i, tag := range p.Tags {
tags[i] = tag.Tag
}
return strings.Join(tags, ", ")
}

// fixTags is a pre-Save function to fix up the Tags relationships.
// It checks that each tag has an ID, and if it doesn't have an ID yet, removes
// it if a duplicate tag does exist that has an ID.
func (p *Post) fixTags() {
// De-duplicate tag values.
var dedupe = map[string]interface{}{}
var finalTags []TaggedPost
for _, tag := range p.Tags {
if _, ok := dedupe[tag.Tag]; !ok {
finalTags = append(finalTags, tag)
dedupe[tag.Tag] = nil
}
}

p.Tags = finalTags
}

+ 6
- 3
pkg/models/users.go View File

@@ -14,10 +14,13 @@ import (
// User account for the site.
type User struct {
gorm.Model
Email string `json:"email" gorm:"unique_index"`
Name string `json:"name"`
Email string `gorm:"unique_index"`
Name string
HashedPassword string `json:"-"`
IsAdmin bool `json:"isAdmin" gorm:"index"`
IsAdmin bool `gorm:"index"`

// Relationships
Posts []Post `gorm:"foreignkey:AuthorID"`
}

// Validate the User object has everything filled in. Fixes what it can,


+ 5
- 2
pkg/responses/errors.go View File

@@ -2,14 +2,17 @@ package responses

import (
"fmt"
"io"
"net/http"

"git.kirsle.net/apps/gophertype/pkg/console"
)

// Panic gives a simple error with no template or anything fancy.
func Panic(w http.ResponseWriter, code int, message string) {
w.WriteHeader(code)
func Panic(w io.Writer, code int, message string) {
if rw, ok := w.(http.ResponseWriter); ok {
rw.WriteHeader(code)
}
w.Write([]byte(message))
}



+ 19
- 7
pkg/responses/template_functions.go View File

@@ -6,26 +6,38 @@ import (
"net/http"

"git.kirsle.net/apps/gophertype/pkg/constants"
"git.kirsle.net/apps/gophertype/pkg/session"
)

// ExtraFuncs lets the core app inject extra template functions for all templates.
// Use cases include inserting comment or blog partials on other pages.
var ExtraFuncs template.FuncMap

// TemplateFuncs available to all templates.
func TemplateFuncs(r *http.Request) template.FuncMap {
return template.FuncMap{
funcs := template.FuncMap{
"CSRF": CSRF(r),
"FormValue": FormValue(r),
"TestFunction": TestFunction(r),
}
for k, v := range ExtraFuncs {
funcs[k] = v
}
return funcs
}

// CSRF returns the current CSRF token as an HTML hidden form field.
func CSRF(r *http.Request) func() template.HTML {
return func() template.HTML {
token, _ := r.Cookie(constants.CSRFCookieName)
return template.HTML(fmt.Sprintf(
`<input type="hidden" name="%s" value="%s">`,
constants.CSRFFormName,
token.Value,
))
ctx := r.Context()
if token, ok := ctx.Value(session.CSRFKey).(string); ok {
return template.HTML(fmt.Sprintf(
`<input type="hidden" name="%s" value="%s">`,
constants.CSRFFormName,
token,
))
}
return template.HTML("[error: csrf token not found in request context]")
}
}



+ 9
- 3
pkg/responses/template_vars.go View File

@@ -2,6 +2,7 @@ package responses

import (
"fmt"
"io"
"net/http"
"net/url"
"time"
@@ -14,7 +15,7 @@ import (
)

// NewTemplateVars creates the TemplateVars for your current request.
func NewTemplateVars(w http.ResponseWriter, r *http.Request) TemplateValues {
func NewTemplateVars(w io.Writer, r *http.Request) TemplateValues {
var s = settings.Current
user, _ := authentication.CurrentUser(r)

@@ -33,8 +34,13 @@ func NewTemplateVars(w http.ResponseWriter, r *http.Request) TemplateValues {
IsAdmin: user.IsAdmin,
CurrentUser: user,

Flashes: session.GetFlashes(w, r),
V: map[string]interface{}{},
}

if rw, ok := w.(http.ResponseWriter); ok {
v.Flashes = session.GetFlashes(rw, r)
}

return v
}

@@ -68,7 +74,7 @@ type TemplateValues struct {
Flashes []string

// Arbitrary controller-specific fields go in V.
V interface{}
V map[string]interface{}
}

// Flash adds a message to flash on the next template render.


+ 46
- 1
pkg/responses/templates.go View File

@@ -2,14 +2,16 @@ package responses

import (
"html/template"
"io"
"net/http"

"git.kirsle.net/apps/gophertype/pkg/console"
"git.kirsle.net/apps/gophertype/pkg/markdown"
)

// RenderTemplate renders a Go HTML template.
// The io.Writer can be an http.ResponseWriter.
func RenderTemplate(w http.ResponseWriter, r *http.Request, tmpl string, vars interface{}) error {
func RenderTemplate(w io.Writer, r *http.Request, tmpl string, vars interface{}) error {
if vars == nil {
vars = NewTemplateVars(w, r)
}
@@ -43,3 +45,46 @@ func RenderTemplate(w http.ResponseWriter, r *http.Request, tmpl string, vars in
Panic(w, http.StatusInternalServerError, err.Error())
return nil
}

// RenderMarkdown renders a Markdown page in the layout template.
func RenderMarkdown(w io.Writer, r *http.Request, tmpl string) error {
vars := NewTemplateVars(w, r)

b, err := GetFile(tmpl)
if err == nil {
body := string(b)
title, _ := markdown.TitleFromMarkdown(body)
vars.V["title"] = title
vars.V["markdown"] = template.HTML(markdown.RenderTrustedMarkdown(body))
RenderTemplate(w, r, "_builtin/markdown.gohtml", vars)
return nil
}

Panic(w, http.StatusInternalServerError, err.Error())
return nil
}

// PartialTemplate renders a partial HTML template.
func PartialTemplate(w io.Writer, r *http.Request, tmpl string, vars interface{}) error {
if vars == nil {
vars = NewTemplateVars(w, r)
}

// Look for the built-in template.
b, err := GetFile(tmpl)
if err == nil {
t, err := template.New(tmpl).Funcs(TemplateFuncs(r)).Parse(string(b))
if err != nil {
console.Error("RenderTemplate: bundled template '%s': %s", tmpl, err)
return err
}

if err := t.ExecuteTemplate(w, tmpl, vars); err != nil {
console.Error("PartialTemplate(%s): %s", tmpl, err)
}
return nil
}

Panic(w, http.StatusInternalServerError, err.Error())
return nil
}

+ 1
- 0
pkg/session/keys.go View File

@@ -8,4 +8,5 @@ const (
SessionKey Key = iota // The request's cookie session object.
UserKey // The request's user data for logged-in user.
StartTimeKey // The start time of the request.
CSRFKey // CSRF token
)

+ 4
- 3
pkg/settings/settings.go View File

@@ -95,9 +95,10 @@ func SetFilename(userRoot string) error {
// Load gets or creates the App Settings.
func Load() Spec {
var s = Spec{
Title: "Untitled Site",
Description: "Just another web blog.",
SecretKey: MakeSecretKey(),
Title: "Untitled Site",
Description: "Just another web blog.",
SecretKey: MakeSecretKey(),
PostsPerPage: 20,
}

session.SetSecretKey([]byte(s.SecretKey))


+ 1
- 0
pvt-www/.layout.gohtml View File

@@ -121,6 +121,7 @@
<li class="list-item"><a href="/blog/edit">Post Blog Entry</a></li>
<li class="list-item"><a href="/blog/drafts">View Drafts</a></li>
<li class="list-item"><a href="/blog/private">View Private</a></li>
<li class="list-item"><a href="/blog/unlisted">View Unlisted</a></li>
</ul>
</div>
</div>


+ 133
- 0
pvt-www/_builtin/blog/edit.gohtml View File

@@ -0,0 +1,133 @@
{{ define "title" }}Update Blog{{ end }}
{{ define "content" }}
<h1>Update Blog</h1>

{{ if .V.preview }}
<div class="card mb-4">
<div class="card-header">
Preview
</div>
<div class="card-body">
{{ .V.preview }}
</div>
</div>
{{ end }}

{{ $Post := .V.post }}

<form method="POST" action="/blog/edit">
{{ CSRF }}
<input type="hidden" name="id" value="{{ $Post.ID }}">
<div class="card mb-4">
<div class="card-body">
<div class="form-group">
<label for="title">Title</label>
<input type="text" class="form-control"
name="title" id="title"
value="{{ $Post.Title }}"
placeholder="Subject">
</div>

<div class="form-group">
<label for="fragment">URL Fragment</label>
<input type="text" class="form-control"
name="fragment" id="fragment"
aria-describedby="fragment-help"
value="{{ $Post.Fragment }}"
placeholder="url-fragment-for-blog-entry">
<small id="fragment-help" class="form-text text-muted">
You can leave this blank if writing a new post; it will automatically
get a unique fragment based on the post title.
</small>
</div>

<div class="form-group">
<div class="float-right">
<label>
<input type="radio" name="content-type" value="markdown"{{ if ne $Post.ContentType "html" }} checked{{ end }}>
Markdown
</label>

<label>
<input type="radio" name="content-type" value="html"{{ if eq $Post.ContentType "html" }} checked{{ end }}>
HTML
</label>
</div>
<label for="body">Body</label>
<textarea class="form-control" cols="40" rows="12" name="body">{{ $Post.Body }}</textarea>
</div>

<div class="form-group">
<label for="tags">Tags</label>
<input type="text" class="form-control"
name="tags" id="tags"
value="{{ $Post.TagsString }}"
placeholder="comma, separated, list">
</div>

<div class="form-group">
<label for="privacy">Privacy</label>
<select class="form-control"
name="privacy" id="privacy">
<option value="public"{{ if eq $Post.Privacy "public" }} selected{{ end }}>
Public: everyone can see this post</option>
<option value="private"{{ if eq $Post.Privacy "private" }} selected{{ end }}>
Private: only logged-in users can see this post</option>
<option value="unlisted"{{ if eq $Post.Privacy "unlisted" }} selected{{ end }}>
Unlisted: only logged-in users and those with the direct link can see this post</option>
<option value="draft"{{ if eq $Post.Privacy "draft" }} selected{{ end }}>
Draft: only you can see this post</option>
</select>
</div>

<div class="form-group">
<label>Options</label>
</div>

<div class="form-check">
<input type="checkbox" class="form-input-check"
name="sticky" id="sticky"
value="true"
{{ if $Post.Sticky }} checked{{ end }}>
<label class="check-form-label" for="sticky">
Make this post sticky (always on top)
</label>
</div>

<div class="form-check">
<input type="checkbox" class="form-input-check"
name="enable-comments" id="enable-comments"
value="true"
{{ if $Post.EnableComments }} checked{{ end }}>
<label class="check-form-label" for="enable-comments">
Enable comments on this post
</label>
</div>

{{ if not .V.isNew }}
<div class="form-check">
<input type="checkbox" class="form-input-check"
name="no-update" id="no-update"
value="true"
{{ if eq (FormValue "no-update") "true" }} checked{{ end }}>
<label class="check-form-label" for="no-update">
<strong>Editing:</strong> do not update the "modified time" of this post.
</label>
</div>
{{ end }}

<div class="form-group">
<button type="submit" class="btn btn-success"
name="submit" value="preview">
Preview
</button>

<button type="submit" class="btn btn-primary"
name="submit" value="post">
Publish
</button>
</div>
</div>
</div>
</form>
{{ end }}

+ 8
- 0
pvt-www/_builtin/blog/index.gohtml View File

@@ -0,0 +1,8 @@
{{ define "title" }}{{ or .V.title "Blog" }}{{ end }}
{{ define "content" }}

<h1>{{ or .V.title "Blog" }}</h1>

{{ BlogIndex .Request .V.tag .V.privacy }}

{{ end }}

+ 77
- 0
pvt-www/_builtin/blog/index.partial.gohtml View File

@@ -0,0 +1,77 @@
{{ range $i, $Post := .V.posts }}
{{ if gt $i 0 }}<hr class="mb-4">{{ end }}

<div class="card mb-4">
<div class="card-header">
<h1>
<a href="/{{ $Post.Fragment }}" class="blog-title">{{ $Post.Title }}</a>
</h1>
</div>
<div class="card-body">
<small class="text-muted blog-meta"><em>
{{ if $Post.Sticky }}<span class="blog-sticky">[sticky]</span>{{ end }}
{{ if ne $Post.Privacy "public" }}
<span class="blog-{{ $Post.Privacy }}">[{{ $Post.Privacy }}]</span>
{{ end }}

<span title="{{ $Post.CreatedAt.Format "Jan 2 2006 15:04:05 MST" }}">
{{ $Post.CreatedAt.Format "January 2, 2006" }}
</span>

{{ if ($Post.UpdatedAt.After $Post.CreatedAt) }}
<span title="{{ $Post.UpdatedAt.Format "Jan 2 2006 15:04:05 MST" }}">
(updated {{ $Post.UpdatedAt.Format "January 2, 2006" }})
</span>
{{ end }}

{{ if $Post.Author.Name }}
by {{ $Post.Author.Name }}
{{ end }}
</em></small>
<br><br>

{{ $Post.PreviewHTML }}

<div class="mt-4">
<small class="text-muted"><em>
Tags:

{{ range $tag := $Post.Tags }}
<a href="/tagged/{{ $tag.Tag }}" class="ml-2">#{{ $tag.Tag }}</a>
{{ end }}
</em></small>
</div>
</div>
</div>

{{ if $.CurrentUser.IsAdmin }}
<div class="alert alert-secondary">
<small>
<strong>Admin:</strong>
[
<a href="/blog/edit?id={{ $Post.ID }}">edit</a> |
<a href="/blog/delete?id={{ $Post.ID }}">delete</a>
]
</small>
</div>
{{ end }}
{{ end }}

{{ if .V.paging }}
<div class="row">
<div class="col">
<span class="badge badge-secondary" title="{{ .V.paging.Total }} total posts">
Page {{ .V.paging.Page }} of {{ .V.paging.Pages }}
</span>
</div>

<div class="col text-right">
{{ if .V.paging.PreviousPage }}
<a href="?page={{ .V.paging.PreviousPage }}" class="btn btn-sm btn-light">Newer posts</a>
{{ end }}
{{ if .V.paging.NextPage }}
<a href="?page={{ .V.paging.NextPage }}" class="btn btn-sm btn-primary">Older posts</a>
{{ end }}
</div>
</div>
{{ end }}

+ 56
- 0
pvt-www/_builtin/blog/view-post.gohtml View File

@@ -0,0 +1,56 @@
{{ define "title" }}{{ .V.post.Title }}{{ end }}
{{ define "content" }}
{{ $Post := .V.post }}

<div class="card mb-4">
<div class="card-header">
<h1 class="blog-title">{{ $Post.Title }}</h1>
</div>
<div class="card-body">
<small class="text-muted blog-meta"><em>
{{ if $Post.Sticky }}<span class="blog-sticky">[sticky]</span>{{ end }}
{{ if ne $Post.Privacy "public" }}
<span class="blog-{{ $Post.Privacy }}">[{{ $Post.Privacy }}]</span>
{{ end }}

<span title="{{ $Post.CreatedAt.Format "Jan 2 2006 15:04:05 MST" }}">
{{ $Post.CreatedAt.Format "January 2, 2006" }}
</span>

{{ if ($Post.UpdatedAt.After $Post.CreatedAt) }}
<span title="{{ $Post.UpdatedAt.Format "Jan 2 2006 15:04:05 MST" }}">
(updated {{ $Post.UpdatedAt.Format "January 2, 2006" }})
</span>
{{ end }}

{{ if $Post.Author.Name }}
by {{ $Post.Author.Name }}
{{ end }}
</em></small>
<br><br>

{{ $Post.HTML }}

<div class="mt-4">
<small class="text-muted"><em>
Tags:

{{ range $tag := $Post.Tags }}
<a href="/tagged/{{ $tag.Tag }}" class="ml-2">#{{ $tag.Tag }}</a>
{{ end }}
</em></small>
</div>
</div>
</div>

{{ if .CurrentUser.IsAdmin }}
<div class="alert alert-secondary">
<strong>Admin:</strong>
[
<a href="/blog/edit?id={{ $Post.ID }}">edit</a> |
<a href="/blog/delete?id={{ $Post.ID }}">delete</a>
]
</div>
{{ end }}

{{ end }}

+ 6
- 0
pvt-www/_builtin/markdown.gohtml View File

@@ -0,0 +1,6 @@
{{ define "title" }}{{ or .V.title "Untitled Markdown Document" }}{{ end }}
{{ define "content" }}

{{ .V.markdown }}

{{ end }}

+ 3
- 0
pvt-www/index.gohtml View File

@@ -6,4 +6,7 @@
This is your index page. You can edit it and put whatever you want here.
By default, the blog index is also embedded on the website's index page.
</p>

{{ BlogIndex .Request "" "public" }}

{{ end }}

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