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feat: paste hyper link

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This commit is contained in:
Vincent Chan 2022-08-02 16:54:10 +08:00
parent 67fd06366e
commit 4e3e9d1a2c
1 changed files with 41 additions and 17 deletions
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58
frontend/app_flowy/packages/flowy_editor/lib/infra/html_converter.dart
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@ -2,6 +2,7 @@ import 'dart:collection';
import 'package:flowy_editor/document/node.dart';
import 'package:flowy_editor/document/text_delta.dart';
import 'package:flutter/foundation.dart';
import 'package:html/parser.dart' show parse;
import 'package:html/dom.dart' as html;
@ -12,10 +13,24 @@ class HTMLConverter {
List<Node> toNodes() {
final result = <Node>[];
final delta = Delta();
final bodyChildren = _document.body?.children ?? [];
for (final child in bodyChildren) {
_handleElement(result, child);
for (final child in _document.body?.nodes.toList() ?? <html.Node>[]) {
if (child is html.Element) {
if (child.localName == "span") {
delta.insert(child.text);
} else if (child.localName == "strong") {
delta.insert(child.text, {"bold": true});
} else {
_handleElement(result, child);
}
} else {
delta.insert(child.text ?? "");
}
}
if (delta.operations.isNotEmpty) {
result.add(TextNode(type: "text", delta: delta));
}
return result;
@ -44,34 +59,43 @@ class HTMLConverter {
}
_handleParagraph(List<Node> nodes, html.Element element) {
for (final child in element.children) {
if (child.localName == "a") {
_handleAnchorLink(nodes, child);
final image = element.querySelector("img");
if (image != null) {
_handleImage(nodes, image);
return;
}
var delta = Delta();
for (final child in element.nodes.toList()) {
if (child is html.Element) {
if (child.localName == "a") {
final hyperLink = child.attributes["href"];
Map<String, dynamic>? attributes;
if (hyperLink != null) {
attributes = {"href": hyperLink};
}
delta.insert(child.text, attributes);
} else {
delta.insert(child.text);
}
} else {
delta.insert(child.text ?? "");
}
}
final delta = Delta();
delta.insert(element.text);
if (delta.operations.isNotEmpty) {
nodes.add(TextNode(type: "text", delta: delta));
}
}
_handleAnchorLink(List<Node> nodes, html.Element element) {
for (final child in element.children) {
if (child.localName == "img") {
_handleImage(nodes, child);
return;
}
}
}
_handleImage(List<Node> nodes, html.Element element) {
final src = element.attributes["src"];
final attributes = <String, dynamic>{};
if (src != null) {
attributes["image_src"] = src;
}
debugPrint("insert image: $src");
nodes.add(
Node(type: "image", attributes: attributes, children: LinkedList()));
}