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Tusker
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Code Issues 71 Pull Requests Releases Wiki Activity

Fix link ranges being stored incorrectly

This commit is contained in:
Shadowfacts 2018-08-21 21:43:43 -04:00
parent 64d31ca882
commit 7748f87b72
1 changed files with 12 additions and 5 deletions
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17
Tusker/Views/StatusTableViewCell.swift
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@ -56,7 +56,8 @@ class StatusTableViewCell: UITableViewCell {
// print(status.content) // print(status.content)
// print("---") // print("---")
let text = attributedTextForNode(body) let (text, links) = attributedTextForNode(body)
self.links = links
contentLabel.attributedText = text contentLabel.attributedText = text
contentLabel.isUserInteractionEnabled = true contentLabel.isUserInteractionEnabled = true
contentLabel.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(handleTapOnContentLabel(_:)))) contentLabel.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(handleTapOnContentLabel(_:))))
@ -74,14 +75,20 @@ class StatusTableViewCell: UITableViewCell {
textContainer.maximumNumberOfLines = contentLabel.numberOfLines textContainer.maximumNumberOfLines = contentLabel.numberOfLines
} }
func attributedTextForNode(_ node: Node) -> NSAttributedString { func attributedTextForNode(_ node: Node) -> (NSAttributedString, [NSRange: URL]) {
switch node { switch node {
case let node as TextNode: case let node as TextNode:
return NSAttributedString(string: node.text()) return (NSAttributedString(string: node.text()), [:])
case let node as Element: case let node as Element:
var links = [NSRange: URL]()
let attributed = NSMutableAttributedString() let attributed = NSMutableAttributedString()
node.getChildNodes().forEach { child in node.getChildNodes().forEach { child in
attributed.append(attributedTextForNode(child)) let (text, childLinks) = attributedTextForNode(child)
childLinks.forEach { range, url in
let newRange = NSRange(location: range.location + attributed.length, length: range.length)
links[newRange] = url
}
attributed.append(text)
} }
switch node.tagName() { switch node.tagName() {
@ -102,7 +109,7 @@ class StatusTableViewCell: UITableViewCell {
break break
} }
return attributed return (attributed, links)
default: default:
fatalError("Unexpected node type: \(type(of: node))") fatalError("Unexpected node type: \(type(of: node))")
} }