feat: permalink generator

docs: add adminforge.de

README.md

@@ -6,11 +6,11 @@ This project is super lightweight by design. The UI is simple and the frontend i
 
 ## Screenshots
 
-![Home](https://cdn.horizon.pics/7HbXKZ3JBJbBDMtt51DVJgo5THFMYX.png)
+![Home](https://files.horizon.pics/e2b9275c-1409-4978-801b-de981a8d3ae9?a=1&mime1=image&mime2=png)
 
-![Question](https://cdn.horizon.pics/lqEuJMzYpgeB8au4QASsZ0S0BQHknJ.png)
+![Question](https://files.horizon.pics/0f6b0036-87f0-4acd-9a0f-936b5c397a73?a=1&mime1=image&mime2=png)
 
-![Answer](https://cdn.horizon.pics/0RwQtrxH3COTC9sfo0FsQ56I3Opl0m.png)
+![Answer](https://files.horizon.pics/861ec510-644b-43f2-9439-0a2cae841422?a=1&mime1=image&mime2=png)
 
 ## Clearnet Instances
 
@@ -22,6 +22,9 @@ This project is super lightweight by design. The UI is simple and the frontend i
 | [overflow.smnz.de](https://overflow.smnz.de)                                    | Germany                 | Operated by [smnz.de](https://smnz.de)                                                           |
 | [anonymousoverflow.esmailelbob.xyz](https://anonymousoverflow.esmailelbob.xyz/) | Canada                  | Operated by [Esmail EL BoB](https://esmailelbob.xyz)                                             |
 | [overflow.lunar.icu](https://overflow.lunar.icu)                                | Germany                 | Operated by [lunar.icu](https://lunar.icu/)                                                      |
+| [overflow.adminforge.de](https://overflow.adminforge.de/)                       | Germany                 | Operated by [adminForge](https://adminforge.de/)                                                 |
+| [ao.foss.wtf](https://ao.foss.wtf)                                              | Germany                 | Operated by [foss.wtf](https://foss.wtf)                                                         |
+| [overflow.hostux.net](https://overflow.hostux.net/)                             | France                  | Operated by [Hostux](https://hostux.net/)                                                        |
 
 ## Other Instances
 

config/version.go

@@ -1,3 +1,3 @@
 package config
 
-var Version = "1.5"
+var Version = "1.6"

main.go

@@ -32,7 +32,6 @@ func main() {
 	r := gin.Default()
 
 	r.LoadHTMLGlob("templates/*")
-	r.Static("/static", "./public")
 
 	r.Use(gin.Recovery())
 	r.Use(middleware.XssPreventionHeaders())
@@ -40,6 +39,8 @@ func main() {
 	r.Use(middleware.OptionsMiddleware())
 	r.Use(middleware.Ratelimit())
 
+	r.GET("/static/*filepath", routes.StaticContent)
+
 	r.GET("/robots.txt", func(c *gin.Context) {
 		c.String(200, "User-agent: *\nDisallow: /")
 	})
@@ -47,10 +48,17 @@ func main() {
 	r.GET("/options/:name", routes.ChangeOptions)
 
 	r.GET("/", routes.GetHome)
-
 	r.POST("/", routes.PostHome)
 
+	r.GET("/questions/:id", func(c *gin.Context) {
+		// redirect user to the question with the title
+		c.Redirect(302, fmt.Sprintf("/questions/%s/placeholder", c.Param("id")))
+	})
 	r.GET("/questions/:id/:title", routes.ViewQuestion)
+	r.GET("/questions/:id/:title/:answerId", func(c *gin.Context) {
+		// redirect user to the answer with the title
+		c.Redirect(302, fmt.Sprintf("/questions/%s/%s#%s", c.Param("id"), c.Param("title"), c.Param("answerId")))
+	})
 
 	r.GET("/proxy", routes.GetImage)
 

public/icons/link.svg

@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-6 h-6">
+  <path stroke-linecap="round" stroke-linejoin="round" d="M13.19 8.688a4.5 4.5 0 011.242 7.244l-4.5 4.5a4.5 4.5 0 01-6.364-6.364l1.757-1.757m13.35-.622l1.757-1.757a4.5 4.5 0 00-6.364-6.364l-4.5 4.5a4.5 4.5 0 001.242 7.244" />
+</svg>

public/icons/sort.svg

@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-6 h-6">
+  <path stroke-linecap="round" stroke-linejoin="round" d="M12 3c2.755 0 5.455.232 8.083.678.533.09.917.556.917 1.096v1.044a2.25 2.25 0 01-.659 1.591l-5.432 5.432a2.25 2.25 0 00-.659 1.591v2.927a2.25 2.25 0 01-1.244 2.013L9.75 21v-6.568a2.25 2.25 0 00-.659-1.591L3.659 7.409A2.25 2.25 0 013 5.818V4.774c0-.54.384-1.006.917-1.096A48.32 48.32 0 0112 3z" />
+</svg>

public/question.css

@@ -29,6 +29,20 @@ body {
     justify-content: space-between;
 }
 
+.card-tags {
+    display: flex;
+    gap: .5rem;
+}
+
+.card-tags .tag {
+    background-color: var(--meta-bg);
+    color: var(--tag-text-color);
+    padding: 0.5rem;
+    border-radius: 5px;
+    font-size: 0.8rem;
+    text-decoration: none;
+}
+
 code {
     background-color: var(--code-bg);
     padding: 0.15rem;
@@ -50,22 +64,25 @@ pre {
     font-size: 0.8rem;
 }
 
-.post-divider,
+.post-divider {
-.answer-divider {
     margin-top: 3rem;
     margin-bottom: 3rem;
 }
 
-.answer-divider {
-    border: 0;
-    height: 1px;
-    background-color: var(--divider-color);
-}
-
 img {
     max-width: 100%;
 }
 
+.answer {
+    padding-top: 2rem;
+    padding-bottom: 2rem;
+    border-bottom: 1px solid var(--muted-text-color);
+}
+
+.answer:last-child {
+    border-bottom: 0;
+}
+
 .answer-meta {
     border-radius: 5px;
     padding: 1rem;
@@ -73,6 +90,13 @@ img {
     margin-bottom: 1rem;
     background-color: var(--meta-bg);
     color: var(--text-color);
+    
+    display: flex;
+    justify-content: space-between;
+}
+
+.answer-meta p {
+    margin: 0;
 }
 
 .answer-meta.accepted {
@@ -111,6 +135,42 @@ img {
     margin-bottom: 1rem;
 }
 
+.answers-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+}
+
+.answers-header .sorting form {
+    display: flex;
+    align-items: center;
+    gap: 0.5rem;
+}
+
+.answers-header select {
+    border: 0;
+    border-radius: 5px;
+    padding: 0.5rem;
+    background-color: var(--meta-bg);
+    color: var(--text-color);
+    height: 2rem;
+}
+
+.answers-header button {
+    width: 2rem;
+    border: 0;
+    height: 2rem;
+    border-radius: 5px;
+    background-color: var(--meta-bg);
+    color: var(--text-color);
+    font-size: 1.5rem;
+    cursor: pointer;
+
+    display: flex;
+    justify-content: center;
+    align-items: center;
+}
+
 @media only screen and (max-width: 800px) {
     body {
         padding-left: 1rem;

src/routes/image.go

@@ -19,12 +19,6 @@ func GetImage(c *gin.Context) {
 		return
 	}
 
-	url := c.Query("url")
-	if url == "" {
-		c.String(400, "Missing url")
-		return
-	}
-
 	// validate the auth token
 	token, err := jwt.ParseWithClaims(authorization, &types.ImageProxyClaims{}, func(token *jwt.Token) (interface{}, error) {
 
@@ -51,11 +45,6 @@ func GetImage(c *gin.Context) {
 		return
 	}
 
-	if claims.ImageURL != url {
-		c.String(400, "Request & token mismatch")
-		return
-	}
-
 	if claims.Exp < time.Now().Unix() {
 		c.String(400, "Token expired")
 		return
@@ -63,7 +52,7 @@ func GetImage(c *gin.Context) {
 
 	// download the image
 	client := resty.New()
-	resp, err := client.R().Get(url)
+	resp, err := client.R().Get(claims.ImageURL)
 	if err != nil {
 		c.AbortWithStatus(500)
 		return

src/routes/question.go

@@ -21,6 +21,13 @@ import (
 var codeBlockRegex = regexp.MustCompile(`(?s)<pre><code>(.+?)<\/code><\/pre>`)
 var questionCodeBlockRegex = regexp.MustCompile(`(?s)<pre class=".+"><code( class=".+")?>(.+?)</code></pre>`)
 
+var soSortValues = map[string]string{
+	"votes":    "scoredesc",
+	"trending": "trending",
+	"newest":   "modifieddesc",
+	"oldest":   "createdasc",
+}
+
 func ViewQuestion(c *gin.Context) {
 	client := resty.New()
 
@@ -36,7 +43,17 @@ func ViewQuestion(c *gin.Context) {
 
 	questionTitle := c.Param("title")
 
-	soLink := fmt.Sprintf("https://stackoverflow.com/questions/%s/%s", questionId, questionTitle)
+	sortValue := c.Query("sort_by")
+	if sortValue == "" {
+		sortValue = "votes"
+	}
+
+	soSortValue, ok := soSortValues[sortValue]
+	if !ok {
+		soSortValue = soSortValues["votes"]
+	}
+
+	soLink := fmt.Sprintf("https://stackoverflow.com/questions/%s/%s?answertab=%s", questionId, questionTitle, soSortValue)
 
 	resp, err := client.R().Get(soLink)
 	if err != nil {
@@ -81,6 +98,9 @@ func ViewQuestion(c *gin.Context) {
 
 	questionPostLayout := doc.Find("div.post-layout").First()
 
+	questionTags := utils.GetPostTags(questionPostLayout)
+	newFilteredQuestion.Tags = questionTags
+
 	questionBodyParent := doc.Find("div.s-prose")
 
 	questionBodyParentHTML, err := questionBodyParent.Html()
@@ -176,6 +196,7 @@ func ViewQuestion(c *gin.Context) {
 	answers := []types.FilteredAnswer{}
 
 	doc.Find("div.answer").Each(func(i int, s *goquery.Selection) {
+
 		newFilteredAnswer := types.FilteredAnswer{}
 
 		postLayout := s.Find("div.post-layout")
@@ -215,6 +236,9 @@ func ViewQuestion(c *gin.Context) {
 			answerTimestamp = html.EscapeString(s.Find("span.relativetime").Text())
 		})
 
+		answerId, _ := s.Attr("data-answerid")
+		newFilteredAnswer.ID = answerId
+
 		newFilteredAnswer.AuthorName = answerAuthorName
 		newFilteredAnswer.AuthorURL = answerAuthorURL
 		newFilteredAnswer.Timestamp = answerTimestamp
@@ -251,6 +275,7 @@ func ViewQuestion(c *gin.Context) {
 		"imagePolicy": imagePolicy,
 		"theme":       c.MustGet("theme").(string),
 		"currentUrl":  fmt.Sprintf("%s/questions/%s/%s", os.Getenv("APP_URL"), questionId, questionTitle),
+		"sortValue":   sortValue,
 	})
 
 }

src/routes/static.go

@@ -0,0 +1,14 @@
+package routes
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+)
+
+func StaticContent(c *gin.Context) {
+	cleanFilePath := strings.ReplaceAll(c.Param("filepath"), "..", "")
+
+	c.File(fmt.Sprintf("./public/%s", cleanFilePath))
+}

src/types/answer.go

@@ -3,6 +3,8 @@ package types
 import "html/template"
 
 type FilteredAnswer struct {
+	ID string
+
 	Upvotes    string
 	IsAccepted bool
 

src/types/question.go

@@ -10,4 +10,5 @@ type FilteredQuestion struct {
 	AuthorURL     string
 	ShortenedBody string
 	Comments      []FilteredComment
+	Tags          []string
 }

src/utils/images.go

@@ -25,7 +25,7 @@ func ReplaceImgTags(inHtml string) string {
 		authToken, _ := generateImageProxyAuth(src)
 
 		// replace the img tag with a proxied url
-		inHtml = strings.Replace(inHtml, imgTag, fmt.Sprintf(`<img src="%s/proxy?url=%s&auth=%s">`, os.Getenv("APP_URL"), src, authToken), 1)
+		inHtml = strings.Replace(inHtml, imgTag, fmt.Sprintf(`<img src="%s/proxy?auth=%s">`, os.Getenv("APP_URL"), authToken), 1)
 	}
 
 	return inHtml

src/utils/tags.go

@@ -0,0 +1,13 @@
+package utils
+
+import (
+	"github.com/PuerkitoBio/goquery"
+)
+
+func GetPostTags(postLayout *goquery.Selection) []string {
+	var tags []string
+	postLayout.Find("a.post-tag").Each(func(i int, s *goquery.Selection) {
+		tags = append(tags, s.Text())
+	})
+	return tags
+}

templates/question.html

@@ -38,21 +38,50 @@
                     </p>
                 </div>
                 <div class="card-body">{{ .question.Body }}</div>
-                {{ if .question.Comments }}
+                <div class="card-tags">
-                    {{ template "comments.html" .question }}
+                    {{ range .question.Tags }}
-                {{end}}
+                        <div class="tag">{{ . }}</div>
-
+                    {{ end }}
+                </div>
+                {{ if .question.Comments }} {{ template "comments.html"
+                .question }} {{end}}
             </div>
             <hr class="post-divider" />
-            <h2>Answers</h2>
+            <div class="answers-header">
+                <h2>Answers</h2>
+                <div class="sorting">
+                    <form>
+                        <select name="sort_by">
+                            <option disabled value="">Sort answers by...</option>
+                            <option value="votes"{{ if eq .sortValue "votes" }} selected{{ end }}>Votes</option>
+                            <option value="trending"{{ if eq .sortValue "trending" }} selected{{ end }}>Trending</option>
+                            <option value="newest"{{ if eq .sortValue "newest" }} selected{{ end }}>Date modified (newest first)</option>
+                            <option value="oldest"{{ if eq .sortValue "oldest" }} selected{{ end }}>Date created (oldest first)</option>
+                        </select>
+                        <button type="submit">
+                            <img
+                                src="/static/icons/sort.svg"
+                                alt="Sieve icon"
+                            />
+                        </button>
+                    </form>
+                </div>
+            </div>
             {{ range $answer := .answers }}
-            <div class="answer">
+            <div class="answer" id="{{ $answer.ID }}">
                 <div
                     class="answer-meta{{ if $answer.IsAccepted }} accepted{{end}}"
                 >
+                <p>
                     {{ if $answer.IsAccepted }} Accepted - {{ end }}
                     {{$answer.Upvotes}} Votes
-                </div>
+                </p>
+                <a href="#{{ $answer.ID }}" class="answer-link">
+                    <div class="icon">
+                        <img src="/static/icons/link.svg" alt="Paperclip icon" />
+                    </div>
+                </a>
+            </div>
                 {{ $answer.Body }}
                 <div class="answer-author-parent">
                     <div class="answer-author">
@@ -65,11 +94,9 @@
                         >
                     </div>
                 </div>
-                {{ if $answer.Comments }}
+                {{ if $answer.Comments }} {{ template "comments.html" $answer }}
-                    {{ template "comments.html" $answer }}
                 {{end}}
             </div>
-            <hr class="answer-divider" />
             {{ end }}
         </div>
     </body>