private static Article Parse (string souce)
{
Article result = new Article ();
Match match = Regex.Match (souce, @"<article.*news_for_copy.*?>(.+?)<\/article>", RegexOptions.Singleline);
if (match.Success) {
string text = match.Groups [1].Value;
//Body
match = Regex.Match (text, @"<div.*b-posts-1-item__text.+?>(.+?)</div>", RegexOptions.Singleline);
if (match.Success) {
result.Body = match.Groups [1].Value;
}
//Image
match = Regex.Match (text, @"<figure.+>.*<img.+src=""(.+?)"".*/>", RegexOptions.Singleline);
if (match.Success) {
result.Image = match.Groups [1].Value;
}
//Title
match = Regex.Match (text, @"b-posts-1-item__title.+?<span>(.+?)<\/span>", RegexOptions.Singleline);
if (match.Success) {
result.Title = match.Groups [1].Value;
}
//Date
match = Regex.Match (text, @"<time.+?datetime=""(.+?)"".*>", RegexOptions.Singleline);
if (match.Success) {
string date = match.Groups [1].Value;
result.CreatedAt = DateTime.Parse (date);
}
//Category
match = Regex.Match (text, @"b-post-tags-1.+?<strong><a.+?>(.+?)<\/a>", RegexOptions.Singleline);
if (match.Success) {
result.Category = match.Groups [1].Value;
}
//Tag
match = Regex.Match (text, @"b-post-tags-1.+?<small><a.+?>(.+?)<\/a>", RegexOptions.Singleline);
if (match.Success) {
result.Tag = match.Groups [1].Value;
}
}
;
result.Comments = ParseComments (souce);
return result;
}
public async Task LoadData ()
{
try {
IsBusy = true;
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create (ArticleSource);
WebResponse response = await Task.Factory.FromAsync<WebResponse> (request.BeginGetResponse, request.EndGetResponse, null);
using (StreamReader reader = new StreamReader (response.GetResponseStream ())) {
string source = reader.ReadToEnd ();
Article = Parse (source);
}
Article.Body = string.Format (
@"<html>
<head>
<style type='text/css'>
img {{border: 0 none; vertical-align: top; display: block; margin-left:auto; margin-right: auto; style: width: 100%; }}
p {{ font-size: 36px; margin-left: 5px; text-align: justify }}
h1 {{font-size: 44px; text-align: center; }}
</style>
</head>
<body>
<br />
<h1>{0}</h1>
<br />
<div><img src='{2}' /></div>
<section>
{1}
</section>
</body>
</html>",
Article.Title,
Article.Body,
Article.Image
);
} finally {
IsBusy = false;
}
}
public CommentsView(Article article)
{
BindingContext = new ArticleViewModel();
var stack = new StackLayout()
{
Orientation = StackOrientation.Vertical,
Padding = new Thickness(0, 8)
};
Title = article.Title;
var listView = new ListView();
listView.ItemsSource = article.Comments;
var cell = new DataTemplate(() => new CommentCell());
listView.ItemTemplate = cell;
stack.Children.Add(listView);
Content = stack;
}
