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Add support for inline URLs

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Fixes #71
Fixes #168
This commit is contained in:
Tulir Asokan
2022-04-15 22:09:15 +03:00
parent 98fe235f22
commit 97491eb6c0
6 changed files with 53 additions and 30 deletions
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52
ui/messages/html/parser.go
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@ -34,17 +34,18 @@ import (
"maunium.net/go/mautrix/id"
"maunium.net/go/gomuks/config"
"maunium.net/go/gomuks/matrix/muksevt"
"maunium.net/go/gomuks/matrix/rooms"
"maunium.net/go/gomuks/ui/widget"
)
var matrixToURL = regexp.MustCompile("^(?:https?://)?(?:www\\.)?matrix\\.to/#/([#@!].*)")
type htmlParser struct {
prefs *config.UserPreferences
room *rooms.Room
evt *muksevt.Event
preserveWhitespace bool
linkIDCounter int
}
func AdjustStyleBold(style tcell.Style) tcell.Style {
@ -63,18 +64,24 @@ func AdjustStyleStrikethrough(style tcell.Style) tcell.Style {
return style.StrikeThrough(true)
}
func AdjustStyleTextColor(color tcell.Color) func(tcell.Style) tcell.Style {
func AdjustStyleTextColor(color tcell.Color) AdjustStyleFunc {
return func(style tcell.Style) tcell.Style {
return style.Foreground(color)
}
}
func AdjustStyleBackgroundColor(color tcell.Color) func(tcell.Style) tcell.Style {
func AdjustStyleBackgroundColor(color tcell.Color) AdjustStyleFunc {
return func(style tcell.Style) tcell.Style {
return style.Background(color)
}
}
func AdjustStyleLink(url, id string) AdjustStyleFunc {
return func(style tcell.Style) tcell.Style {
return style.Hyperlink(url, id)
}
}
func (parser *htmlParser) maybeGetAttribute(node *html.Node, attribute string) (string, bool) {
for _, attr := range node.Attr {
if attr.Key == attribute {
@ -198,7 +205,7 @@ func (parser *htmlParser) linkToEntity(node *html.Node) Entity {
Children: parser.nodeToEntities(node.FirstChild),
}
if len(href) == 0 || parser.hasAttribute(node, "data-mautrix-exclude-plaintext") {
if len(href) == 0 {
return entity
}
@ -209,28 +216,25 @@ func (parser *htmlParser) linkToEntity(node *html.Node) Entity {
}
}
if !parser.prefs.DisableShowURLs && !parser.hasAttribute(node, "data-mautrix-no-link") && !sameURL {
entity.Children = append(entity.Children, NewTextEntity(fmt.Sprintf(" (%s)", href)))
}
match := matrixToURL.FindStringSubmatch(href)
if len(match) == 2 {
pillTarget := match[1]
text := NewTextEntity(pillTarget)
if pillTarget[0] == '@' {
if member := parser.room.GetMember(id.UserID(pillTarget)); member != nil {
matrixURI, _ := id.ParseMatrixURIOrMatrixToURL(href)
if matrixURI != nil && (matrixURI.Sigil1 == '@' || matrixURI.Sigil1 == '#') && matrixURI.Sigil2 == 0 {
text := NewTextEntity(matrixURI.PrimaryIdentifier())
if matrixURI.Sigil1 == '@' {
if member := parser.room.GetMember(matrixURI.UserID()); member != nil {
text.Text = member.Displayname
text.Style = text.Style.Foreground(widget.GetHashColor(pillTarget))
text.Style = text.Style.Foreground(widget.GetHashColor(matrixURI.UserID()))
}
entity.Children = []Entity{text}
/*} else if slash := strings.IndexRune(pillTarget, '/'); slash != -1 {
room := pillTarget[:slash]
event := pillTarget[slash+1:]*/
} else if pillTarget[0] == '#' {
} else if matrixURI.Sigil1 == '#' {
entity.Children = []Entity{text}
}
} else if parser.prefs.InlineURLs {
linkID := fmt.Sprintf("%s-%d", parser.evt.ID, parser.linkIDCounter)
parser.linkIDCounter++
entity.AdjustStyle(AdjustStyleLink(href, linkID), AdjustStyleReasonNormal)
} else if !sameURL && !parser.prefs.DisableShowURLs && !parser.hasAttribute(node, "data-mautrix-exclude-plaintext") {
entity.Children = append(entity.Children, NewTextEntity(fmt.Sprintf(" (%s)", href)))
}
// TODO add click action and underline on hover for links
return entity
}
@ -447,7 +451,7 @@ func (parser *htmlParser) Parse(htmlData string) Entity {
const TabLength = 4
// Parse parses a HTML-formatted Matrix event into a UIMessage.
func Parse(prefs *config.UserPreferences, room *rooms.Room, content *event.MessageEventContent, sender id.UserID, senderDisplayname string) Entity {
func Parse(prefs *config.UserPreferences, room *rooms.Room, content *event.MessageEventContent, evt *muksevt.Event, senderDisplayname string) Entity {
htmlData := content.FormattedBody
if content.Format != event.FormatHTML {
@ -455,7 +459,7 @@ func Parse(prefs *config.UserPreferences, room *rooms.Room, content *event.Messa
}
htmlData = strings.Replace(htmlData, "\t", strings.Repeat(" ", TabLength), -1)
parser := htmlParser{room: room, prefs: prefs}
parser := htmlParser{room: room, prefs: prefs, evt: evt}
root := parser.Parse(htmlData)
beRoot := root.(*ContainerEntity)
beRoot.Block = false
@ -474,7 +478,7 @@ func Parse(prefs *config.UserPreferences, room *rooms.Room, content *event.Messa
},
Children: []Entity{
NewTextEntity("* "),
NewTextEntity(senderDisplayname).AdjustStyle(AdjustStyleTextColor(widget.GetHashColor(sender)), AdjustStyleReasonNormal),
NewTextEntity(senderDisplayname).AdjustStyle(AdjustStyleTextColor(widget.GetHashColor(evt.Sender)), AdjustStyleReasonNormal),
NewTextEntity(" "),
root,
},