removed all unneeded .go files from root directory

1 files changed, 179 insertions, 0 deletions

diff --git a/post/util.go b/post/util.go
index c653276..b9d9b80 100644
--- a/post/util.go
+++ b/post/util.go
@@ -2,6 +2,7 @@ package post
 
 import (
 	"fmt"
+	"html/template"
 	"io/ioutil"
 	"mime/multipart"
 	"os"
@@ -382,3 +383,181 @@ func ResizeAttachmentToPreview() error {
 		return nil
 	})
 }
+
+func ParseAttachment(obj activitypub.ObjectBase, catalog bool) template.HTML {
+	// TODO: convert all of these to Sprintf statements, or use strings.Builder or something, anything but this really
+	// string concatenation is highly inefficient _especially_ when being used like this
+
+	if len(obj.Attachment) < 1 {
+		return ""
+	}
+
+	var media string
+	if regexp.MustCompile(`image\/`).MatchString(obj.Attachment[0].MediaType) {
+		media = "<img "
+		media += "id=\"img\" "
+		media += "main=\"1\" "
+		media += "enlarge=\"0\" "
+		media += "attachment=\"" + obj.Attachment[0].Href + "\""
+		if catalog {
+			media += "style=\"max-width: 180px; max-height: 180px;\" "
+		} else {
+			media += "style=\"float: left; margin-right: 10px; margin-bottom: 10px; max-width: 250px; max-height: 250px;\""
+		}
+		if obj.Preview.Id != "" {
+			media += "src=\"" + util.MediaProxy(obj.Preview.Href) + "\""
+			media += "preview=\"" + util.MediaProxy(obj.Preview.Href) + "\""
+		} else {
+			media += "src=\"" + util.MediaProxy(obj.Attachment[0].Href) + "\""
+			media += "preview=\"" + util.MediaProxy(obj.Attachment[0].Href) + "\""
+		}
+
+		media += ">"
+
+		return template.HTML(media)
+	}
+
+	if regexp.MustCompile(`audio\/`).MatchString(obj.Attachment[0].MediaType) {
+		media = "<audio "
+		media += "controls=\"controls\" "
+		media += "preload=\"metadta\" "
+		if catalog {
+			media += "style=\"margin-right: 10px; margin-bottom: 10px; max-width: 180px; max-height: 180px;\" "
+		} else {
+			media += "style=\"float: left; margin-right: 10px; margin-bottom: 10px; max-width: 250px; max-height: 250px;\" "
+		}
+		media += ">"
+		media += "<source "
+		media += "src=\"" + util.MediaProxy(obj.Attachment[0].Href) + "\" "
+		media += "type=\"" + obj.Attachment[0].MediaType + "\" "
+		media += ">"
+		media += "Audio is not supported."
+		media += "</audio>"
+
+		return template.HTML(media)
+	}
+
+	if regexp.MustCompile(`video\/`).MatchString(obj.Attachment[0].MediaType) {
+		media = "<video "
+		media += "controls=\"controls\" "
+		media += "preload=\"metadta\" "
+		media += "muted=\"muted\" "
+		if catalog {
+			media += "style=\"margin-right: 10px; margin-bottom: 10px; max-width: 180px; max-height: 180px;\" "
+		} else {
+			media += "style=\"float: left; margin-right: 10px; margin-bottom: 10px; max-width: 250px; max-height: 250px;\" "
+		}
+		media += ">"
+		media += "<source "
+		media += "src=\"" + util.MediaProxy(obj.Attachment[0].Href) + "\" "
+		media += "type=\"" + obj.Attachment[0].MediaType + "\" "
+		media += ">"
+		media += "Video is not supported."
+		media += "</video>"
+
+		return template.HTML(media)
+	}
+
+	return template.HTML(media)
+}
+
+func ParseContent(board activitypub.Actor, op string, content string, thread activitypub.ObjectBase) (template.HTML, error) {
+	// TODO: should escape more than just < and >, should also escape &, ", and '
+	nContent := strings.ReplaceAll(content, `<`, "&lt;")
+
+	nContent, err := ParseLinkComments(board, op, nContent, thread)
+	if err != nil {
+		return "", err
+	}
+
+	nContent = ParseCommentQuotes(nContent)
+
+	nContent = strings.ReplaceAll(nContent, `/\&lt;`, ">")
+
+	return template.HTML(nContent), nil
+}
+
+func ParseLinkComments(board activitypub.Actor, op string, content string, thread activitypub.ObjectBase) (string, error) {
+	re := regexp.MustCompile(`(>>(https?://[A-Za-z0-9_.:\-~]+\/[A-Za-z0-9_.\-~]+\/)(f[A-Za-z0-9_.\-~]+-)?([A-Za-z0-9_.\-~]+)?#?([A-Za-z0-9_.\-~]+)?)`)
+	match := re.FindAllStringSubmatch(content, -1)
+
+	//add url to each matched reply
+	for i, _ := range match {
+		link := strings.Replace(match[i][0], ">>", "", 1)
+		isOP := ""
+
+		domain := match[i][2]
+
+		if link == op {
+			isOP = " (OP)"
+		}
+
+		parsedLink := ConvertHashLink(domain, link)
+
+		//formate the hover title text
+		var quoteTitle string
+
+		// if the quoted content is local get it
+		// else get it from the database
+		if thread.Id == link {
+			quoteTitle = ParseLinkTitle(board.Outbox, op, thread.Content)
+		} else {
+			for _, e := range thread.Replies.OrderedItems {
+				if e.Id == parsedLink {
+					quoteTitle = ParseLinkTitle(board.Outbox, op, e.Content)
+					break
+				}
+			}
+
+			if quoteTitle == "" {
+				obj, err := activitypub.GetObjectFromDBFromID(parsedLink)
+				if err != nil {
+					return "", err
+				}
+
+				if len(obj.OrderedItems) > 0 {
+					quoteTitle = ParseLinkTitle(board.Outbox, op, obj.OrderedItems[0].Content)
+				} else {
+					quoteTitle = ParseLinkTitle(board.Outbox, op, parsedLink)
+				}
+			}
+		}
+
+		if replyID, isReply, err := db.IsReplyToOP(op, parsedLink); err == nil || !isReply {
+			id := util.ShortURL(board.Outbox, replyID)
+
+			content = strings.Replace(content, match[i][0], "<a class=\"reply\" title=\""+quoteTitle+"\" href=\"/"+board.Name+"/"+util.ShortURL(board.Outbox, op)+"#"+id+"\">&gt;&gt;"+id+""+isOP+"</a>", -1)
+		} else {
+			//this is a cross post
+
+			parsedOP, err := db.GetReplyOP(parsedLink)
+			if err == nil {
+				link = parsedOP + "#" + util.ShortURL(parsedOP, parsedLink)
+			}
+
+			actor, err := webfinger.FingerActor(parsedLink)
+			if err == nil && actor.Id != "" {
+				content = strings.Replace(content, match[i][0], "<a class=\"reply\" title=\""+quoteTitle+"\" href=\""+link+"\">&gt;&gt;"+util.ShortURL(board.Outbox, parsedLink)+isOP+" →</a>", -1)
+			}
+		}
+	}
+
+	return content, nil
+}
+
+func ParseCommentQuotes(content string) string {
+	// replace quotes
+	re := regexp.MustCompile(`((\r\n|\r|\n|^)>(.+)?[^\r\n])`)
+	match := re.FindAllStringSubmatch(content, -1)
+
+	for i, _ := range match {
+		quote := strings.Replace(match[i][0], ">", "&gt;", 1)
+		line := re.ReplaceAllString(match[i][0], "<span class=\"quote\">"+quote+"</span>")
+		content = strings.Replace(content, match[i][0], line, 1)
+	}
+
+	//replace isolated greater than symboles
+	re = regexp.MustCompile(`(\r\n|\n|\r)>`)
+
+	return re.ReplaceAllString(content, "\r\n<span class=\"quote\">&gt;</span>")
+}