public override async Task <MemeInfo> RandomAsync()
{
WebClient wc;
string html;
try
{
wc = new WebClient();
html = await wc.DownloadStringTaskAsync(_uris[UriType.Random]);
}
catch (WebException ex)
{
throw new ServiceOrConnectionException("Could not load the page", ex);
}
IConfiguration config = Configuration.Default;
IBrowsingContext context = BrowsingContext.New(config);
IDocument document = await context.OpenAsync(req => req.Content(html).Address(_baseUrl));
IElement picDiv = document.DocumentElement.QuerySelector(".media-element-wrapper");
IHtmlImageElement img = (IHtmlImageElement)picDiv.QuerySelector(".figure-holder figure img");
IHtmlHeadingElement h = (IHtmlHeadingElement)picDiv.QuerySelector(".content h1");
IElement player = picDiv.QuerySelector(".figure-holder figure player");
if ((player == null && img == null) || h == null)
{
throw new NotFoundException(
"Either \"img\", \"player\" or \"h\" tag could not be found");
}
// Unfortunately on Kwejk random image page there's no link to the
// original image page, so ViewURI = URI
MemeInfo meme;
if (player != null)
{
meme = new MemeInfo
{
ViewURI = player.GetAttribute("source"),
URI = player.GetAttribute("source"),
Alt = string.Empty,
Name = h.TextContent.Trim(),
Type = MediaType.Video
};
}
else
{
meme = new MemeInfo
{
ViewURI = img.Source,
URI = img.Source,
Alt = img.AlternativeText,
Name = h.TextContent.Trim(),
Type = MediaType.Image
};
}
return(meme);
}
private TocEntry GetTocEntry(IHtmlHeadingElement heading)
{
return(new TocEntry()
{
Title = heading.TextContent,
HeadingId = heading.Id
});
}
public override async Task <MemeInfo> RandomAsync()
{
WebClientPlus wc;
string html;
try
{
wc = new WebClientPlus();
html = await wc.DownloadStringTaskAsync(_uris[UriType.Random]);
}
catch (WebException ex)
{
throw new ServiceOrConnectionException("Could not load the page", ex);
}
IConfiguration config = Configuration.Default;
IBrowsingContext context = BrowsingContext.New(config);
IDocument document = await context.OpenAsync(req => req.Content(html).Address(_baseUrl));
IElement picDiv = document.DocumentElement.QuerySelector("#main_container .pic");
IHtmlImageElement img =
(IHtmlImageElement)picDiv.QuerySelector(".pic_image img");
IHtmlHeadingElement h =
(IHtmlHeadingElement)picDiv.QuerySelector("h1.picture");
if (img == null || h == null)
{
throw new NotFoundException("Either \"img\" or \"h1\" tag could not be found");
}
return(new MemeInfo
{
ViewURI = wc.ResponseURI.ToString(),
URI = img.Source,
Alt = img.AlternativeText,
Name = h.TextContent
});
}
/// <summary>
/// Заполнение данных о товаре с сайта поставщика
/// </summary>
public async Task <bool> FillByUrl()
{
bool res = false;
if (await Loader.LoadPageAsync(Url))
{
// Получение наименования товара
IHtmlHeadingElement pageHeader = (IHtmlHeadingElement)Loader.Document.QuerySelectorAll("h1")
.Where(item => item.TextContent.Trim().Length > 0)
.FirstOrDefault();
if (pageHeader != null)
{
Name = pageHeader.TextContent.Trim();
}
// Получение цены товара
IHtmlSpanElement mainPrice = (IHtmlSpanElement)Loader.Document.QuerySelectorAll("span")
.Where(item => item.Id != null &&
item.Id.Trim() == @"main-price")
.FirstOrDefault();
if (mainPrice != null)
{
int mainPriceValue = 0;
if (int.TryParse(mainPrice.TextContent.Trim().Replace(" ", string.Empty), out mainPriceValue))
{
Price = mainPriceValue;
}
}
// Получение старой цены товара
IHtmlDivElement oldPriceElement = (IHtmlDivElement)Loader.Document.QuerySelectorAll("div")
.Where(item => item.ClassName != null &&
item.ClassName.Contains(@"old-price"))
.FirstOrDefault();
if (oldPriceElement != null)
{
Regex rgOldPrice = new Regex(@"^(?<value>\d+)");
Match mtOldPrice = rgOldPrice.Match(oldPriceElement.TextContent.Trim().Replace(" ", string.Empty));
if (mtOldPrice.Success)
{
int oldPriceValue = 0;
if (int.TryParse(mtOldPrice.Groups["value"].ToString(), out oldPriceValue))
{
OldPrice = oldPriceValue;
}
}
}
// Загрузка списка технических характеристик
IHtmlElement techSpecSection = (IHtmlElement)Loader.Document.QuerySelectorAll("section")
.Where(item => item.ClassName != null &&
item.ClassName.Contains(@"tech-specs"))
.FirstOrDefault();
if (techSpecSection != null)
{
var techSpecRowsCollection = techSpecSection.QuerySelectorAll("div")
.Where(item => item.ClassName != null &&
item.ClassName.Contains(@"row"));
foreach (IHtmlDivElement techSpecRow in techSpecRowsCollection)
{
IHtmlSpanElement techSpecName = (IHtmlSpanElement)techSpecRow.QuerySelectorAll("span")
.FirstOrDefault();
IHtmlParagraphElement techSpecValue = (IHtmlParagraphElement)techSpecRow.QuerySelectorAll("p")
.Where(item => item.ClassName != null &&
item.ClassName.Contains(@"p-style2"))
.FirstOrDefault();
if (techSpecName != null &&
techSpecValue != null &&
techSpecName.TextContent.Trim().Length > 0 &&
techSpecValue.TextContent.Trim().Length > 0)
{
Options.Add(new InventItemOption(techSpecName.TextContent.Trim(), techSpecValue.TextContent.Trim()));
}
}
}
// Загрузка описания товара
IHtmlDivElement descrElement = (IHtmlDivElement)Loader.Document.QuerySelectorAll("div")
.Where(item => item.Id != null &&
item.Id.Trim() == @"descr")
.FirstOrDefault();
if (descrElement != null)
{
Descr = descrElement.TextContent.Trim();
}
// Формирование списка изображений товара
IHtmlUnorderedListElement imagesListElement = (IHtmlUnorderedListElement)Loader.Document.QuerySelectorAll("ul")
.Where(item => item.ClassName != null &&
item.ClassName.Contains(@"pagination"))
.FirstOrDefault();
if (imagesListElement != null)
{
var imagesListCallection = imagesListElement.QuerySelectorAll("img");
foreach (IHtmlImageElement imageItem in imagesListCallection)
{
if (imageItem.Source != null && imageItem.Source.Length > 0)
{
Images.Add(Site.PrepareUrl(imageItem.Source));
}
}
}
res = true;
}
RegisterInventItem();
return(res);
}
