/// <summary>
/// Returns SKU image URL including dimension's modifiers (width, height or maxsidesize) and site name parameter if product is from different site than current. If image URL is not specified, SKU default image URL is used.
/// </summary>
/// <param name="imageUrl">SKU image URL</param>
/// <param name="width">Image requested width, has no effect if maxsidesize is specified</param>
/// <param name="height">Image requested height, has no effect if maxsidesize is specified</param>
/// <param name="maxsidesize">Image requested maximum side size</param>
/// <param name="siteId">SKU site ID. If empty, current site ID is used.</param>
public static string GetSKUImageUrl(object imageUrl, object width, object height, object maxsidesize, object siteId)
{
int iSiteId = ValidationHelper.GetInteger(siteId, 0);
bool notCurrentSite = ((iSiteId > 0) && (iSiteId != CMSContext.CurrentSiteID));
string siteName = null;
// Get site name
if (notCurrentSite)
{
siteName = SiteInfoProvider.GetSiteName(iSiteId);
}
else
{
siteName = CMSContext.CurrentSiteName;
}
// Get product image URL
string url = ValidationHelper.GetString(imageUrl, null);
if (String.IsNullOrEmpty(url))
{
// Get default product image URL
url = ECommerceSettings.DefaultProductImageURL(siteName);
}
if (!String.IsNullOrEmpty(url))
{
// Resolve URL
url = URLHelper.ResolveUrl(url);
int slashIndex = url.LastIndexOfCSafe('/');
if (slashIndex >= 0)
{
string urlStartPart = url.Substring(0, slashIndex);
string urlEndPart = url.Substring(slashIndex);
url = urlStartPart + HttpUtility.UrlPathEncode(urlEndPart);
// Add site name if not current
if (notCurrentSite)
{
url = URLHelper.AddParameterToUrl(url, "siteName", siteName);
}
// Add max side size
int iMaxSideSize = ValidationHelper.GetInteger(maxsidesize, 0);
if (iMaxSideSize > 0)
{
url = URLHelper.AddParameterToUrl(url, "maxsidesize", iMaxSideSize.ToString());
}
else
{
// Add width
int iWidth = ValidationHelper.GetInteger(width, 0);
if (iWidth > 0)
{
url = URLHelper.AddParameterToUrl(url, "width", iWidth.ToString());
}
// Add height
int iHeight = ValidationHelper.GetInteger(height, 0);
if (iHeight > 0)
{
url = URLHelper.AddParameterToUrl(url, "height", iHeight.ToString());
}
}
// Encode URL
url = HTMLHelper.HTMLEncode(url);
}
}
return(url);
}