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Code Issues Projects Releases Packages Wiki Activity Actions 9

Browser: Add error page

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Add a simple HTML error page that gets loaded into the HtmlView when
loading the page fails.

Closes #1210 and #1516
This commit is contained in:
Linus Groh 2020-03-31 23:59:11 +01:00 • committed by Andreas Kling
parent b1365d94f4
commit 021d78f8f7
Notes: sideshowbarker 2024-07-19 08:01:04 +09:00
5 changed files with 79 additions and 28 deletions
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60
Libraries/LibWeb/HtmlView.cpp
View file

@ -346,23 +346,51 @@ void HtmlView::load(const URL& url)
if (on_load_start)
on_load_start(url);
ResourceLoader::the().load(url, [this, url](auto data) {
if (data.is_null()) {
dbg() << "Load failed!";
ASSERT_NOT_REACHED();
}
ResourceLoader::the().load(
url,
[this, url](auto data) {
if (data.is_null()) {
load_error_page(url, "No data");
return;
}
RefPtr<Document> document;
if (url.path().ends_with(".png")) {
document = create_image_document(data, url);
} else {
document = parse_html_document(data, url);
}
ASSERT(document);
set_document(document);
if (on_title_change)
on_title_change(document->title());
});
RefPtr<Document> document;
if (url.path().ends_with(".png")) {
document = create_image_document(data, url);
} else {
document = parse_html_document(data, url);
}
ASSERT(document);
set_document(document);
if (on_title_change)
on_title_change(document->title());
},
[this, url](auto error) {
load_error_page(url, error);
});
}
void HtmlView::load_error_page(const URL& failed_url, const String& error)
{
auto error_page_url = "file:///res/html/error.html";
ResourceLoader::the().load(
error_page_url,
[this, failed_url, error](auto data) {
ASSERT(!data.is_null());
auto html = String::format(
String::copy(data).characters(),
escape_html_entities(failed_url.to_string()).characters(),
escape_html_entities(error).characters());
auto document = parse_html_document(html, failed_url);
ASSERT(document);
set_document(document);
if (on_title_change)
on_title_change(document->title());
},
[](auto error) {
dbg() << "Failed to load error page: " << error;
ASSERT_NOT_REACHED();
});
}
const LayoutDocument* HtmlView::layout_root() const