Files
browser/src/cdp/domains/lp.zig
2026-03-10 09:19:51 +01:00

107 lines
3.2 KiB
Zig

// Copyright (C) 2023-2026 Lightpanda (Selecy SAS)
//
// Francis Bouvier <francis@lightpanda.io>
// Pierre Tachoire <pierre@lightpanda.io>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
const std = @import("std");
const lp = @import("lightpanda");
const markdown = lp.markdown;
const structured_data = lp.structured_data;
const Node = @import("../Node.zig");
pub fn processMessage(cmd: anytype) !void {
const action = std.meta.stringToEnum(enum {
getMarkdown,
getStructuredData,
}, cmd.input.action) orelse return error.UnknownMethod;
switch (action) {
.getMarkdown => return getMarkdown(cmd),
.getStructuredData => return getStructuredData(cmd),
}
}
fn getMarkdown(cmd: anytype) !void {
const Params = struct {
nodeId: ?Node.Id = null,
};
const params = (try cmd.params(Params)) orelse Params{};
const bc = cmd.browser_context orelse return error.NoBrowserContext;
const page = bc.session.currentPage() orelse return error.PageNotLoaded;
const dom_node = if (params.nodeId) |nodeId|
(bc.node_registry.lookup_by_id.get(nodeId) orelse return error.InvalidNodeId).dom
else
page.document.asNode();
var aw = std.Io.Writer.Allocating.init(cmd.arena);
defer aw.deinit();
try markdown.dump(dom_node, .{}, &aw.writer, page);
return cmd.sendResult(.{
.markdown = aw.written(),
}, .{});
}
fn getStructuredData(cmd: anytype) !void {
const bc = cmd.browser_context orelse return error.NoBrowserContext;
const page = bc.session.currentPage() orelse return error.PageNotLoaded;
const data = try structured_data.collectStructuredData(
page.document.asNode(),
cmd.arena,
page,
);
return cmd.sendResult(.{
.structuredData = data,
}, .{});
}
const testing = @import("../testing.zig");
test "cdp.lp: getMarkdown" {
var ctx = testing.context();
defer ctx.deinit();
const bc = try ctx.loadBrowserContext(.{});
_ = try bc.session.createPage();
try ctx.processMessage(.{
.id = 1,
.method = "LP.getMarkdown",
});
const result = ctx.client.?.sent.items[0].object.get("result").?.object;
try testing.expect(result.get("markdown") != null);
}
test "cdp.lp: getStructuredData" {
var ctx = testing.context();
defer ctx.deinit();
const bc = try ctx.loadBrowserContext(.{});
_ = try bc.session.createPage();
try ctx.processMessage(.{
.id = 1,
.method = "LP.getStructuredData",
});
const result = ctx.client.?.sent.items[0].object.get("result").?.object;
try testing.expect(result.get("structuredData") != null);
}