/// <summary>
/// Validates the parameters required to populate a NewsSection entity and assign it to the News if required
/// </summary>
/// <param name="sectionParagraph"></param>
/// <param name="sectionImageFooter"></param>
/// <param name="sectionImage"></param>
/// <param name="newsData"></param>
/// <returns>A string with the assigned name to the saved image</returns>
private string ValidateAndProcessSection(string sectionParagraph, string sectionImageFooter, HttpPostedFileBase sectionImage, News newsData)
{
string newSectionImageName = string.Empty;
bool isEmptyParagraph = string.Equals(sectionParagraph, "<p><br></p>");
if (!isEmptyParagraph || sectionImage != null)
{
NewsSection section = new NewsSection
{
Paragraph = HttpUtility.HtmlEncode(sectionParagraph)
};
if (sectionImage != null && sectionImage.ContentLength > 0)
{
section.Image = Guid.NewGuid().ToString() + Path.GetExtension(sectionImage.FileName);
section.ImageFooter = sectionImageFooter ?? string.Empty;
string _path = Path.Combine(Server.MapPath(ImageStoragePath), section.Image);
sectionImage.SaveAs(_path);
newSectionImageName = section.Image;
}
newsData.NewsSections.Add(section);
}
return(newSectionImageName);
}
private static void AddSectionsToAllUsers()
{
NewsSection.AddSectionToAllUsers();
EventsSection.AddSectionToAllUsers();
BulletinsSection.AddSectionToAllUsers();
GroupsSection.AddSectionToAllUsers();
NotificationSettingsSection.AddSectionToAllUsers();
}
protected override void ApplicationStarted(UmbracoApplicationBase umbracoApplication, ApplicationContext applicationContext)
{
NewsSection.AddSectionToAllUsers(applicationContext);
EventsSection.AddSectionToAllUsers(applicationContext);
BulletinsSection.AddSectionToAllUsers(applicationContext);
RegisterRoutes();
base.ApplicationStarted(umbracoApplication, applicationContext);
}
public JsonResult AddNewsSection(NewsSection newsSection)
{
newsSection.OrganizationID = HCRGCLIENT.OrganizationID;
if (newsSection.NewsSectionID == null || newsSection.NewsSectionID == 0)
{
newsSection.NewsSectionID = _NewsService.AddNewsSection(Mapper.Map <HCRGUniversityMgtApp.NEPService.NewsService.NewsSection>(newsSection));
newsSection.flag = true;
}
else
{
_NewsService.UpdateNewsSection(Mapper.Map <HCRGUniversityMgtApp.NEPService.NewsService.NewsSection>(newsSection));
newsSection.flag = false;
}
return(Json(newsSection, GlobalConst.Message.text_html));
}
public static void FilterBest(List <NewsStory> stories, NewsSection section, int numToPick)
{
List <NewsStory> list = stories.Where <NewsStory>((Func <NewsStory, bool>)(x => x.section == section)).ToList <NewsStory>();
list.OrderBy <NewsStory, float>((Func <NewsStory, float>)(x => x.weight * x.importance));
int num = 0;
foreach (NewsStory newsStory in list)
{
if (num >= numToPick)
{
stories.Remove(newsStory);
}
++num;
}
}
/// <summary>
/// Observer Pattern example. In this example, we have a digital newspaper, which contains two sections:
/// sports and politics. There are specific editors to every section, as well as readers interested in
/// receiving notifications about new news items and changes on these news, according to sections they
/// are interested.
///
/// The observer is applied to notify all readers about changes and new items registered to sections they
/// are interested in.
///
/// In a real world application, you could apply this pattern to send e-mails for employees responsible
/// for different areas of a company, when an item is sold, a costumer requests a product, etc.
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
// Create all sections
var sportsSection = new NewsSection("Sports Section");
var politicsSection = new NewsSection("Politics Section");
// Create the sections' readers.
var sportsSectionReader = new Reader {
Name = "Sports Reader"
};
var politicsSectionReader = new Reader {
Name = "Politics Reader"
};
var bothSectionsReader = new Reader {
Name = "Both Sections Reader"
};
// Create the editors.
var sportsEditor = new Editor {
Name = "Sports Editor"
};
var politicsEditor = new Editor {
Name = "Politics Editor"
};
// Register all readers to the respective section.
sportsSection.RegisterReader(sportsSectionReader);
sportsSection.RegisterReader(bothSectionsReader);
politicsSection.RegisterReader(politicsSectionReader);
politicsSection.RegisterReader(bothSectionsReader);
// Two diffente news are created, registered to a section, and one on them is changed, so the readers receive notifications about the actions performed.
var sportNews = sportsEditor.RegisterNewsFor(sportsSection, "Fictional Player is the new reinforcement of Fictional Team.", "Fictional Team has bought all rights from Other Team last week to have Fictional Player for two years.");
var politicsNews = politicsEditor.RegisterNewsFor(politicsSection, "City hall starts new building construction on fictional address.", "Fictional City's city hall has started the construction of a new building...");
politicsNews.Synthesis = "Update: Fictional City's mayor will see the construction tomorrow, about 08:00 AM...";
politicsEditor.UpdateNewsFor(politicsSection, politicsNews);
// Remove the reader interested in both sections from sports section, and then change the sports news to verify how the notification is handled.
sportsSection.RemoveReader(bothSectionsReader);
sportNews.Title = "Fictional Player surprises supporters on accepting proposal from Fictional Team.";
sportsEditor.UpdateNewsFor(sportsSection, sportNews);
Console.ReadKey();
}
private string ValidateAndProcessEditSection(bool isImageDirty, int sectionIdFromDB, string sectionParagraph, string sectionImageFooter, HttpPostedFileBase sectionImage, News newsData, News currentNewsData)
{
string newSectionImageName = string.Empty;
var currentSectionFromDB = currentNewsData.NewsSections.Where(x => x.Id == sectionIdFromDB).FirstOrDefault();
if (currentSectionFromDB != null) // section already exist on DB
{
NewsSection section = new NewsSection
{
Paragraph = HttpUtility.HtmlEncode(sectionParagraph)
};
if (isImageDirty && sectionImage != null && sectionImage.ContentLength > 0)
{
// delete previous image
if (currentSectionFromDB != null)
{
string fileNameToDelete = currentSectionFromDB.Image;
DeleteFile(fileNameToDelete);
}
// save new image
section.Image = Guid.NewGuid().ToString() + Path.GetExtension(sectionImage.FileName);
string _path = Path.Combine(Server.MapPath(ImageStoragePath), section.Image);
sectionImage.SaveAs(_path);
newSectionImageName = section.Image;
}
else
{
section.Image = currentSectionFromDB.Image;
newSectionImageName = section.Image;
}
section.ImageFooter = sectionImageFooter ?? string.Empty;;
newsData.NewsSections.Add(section);
}
else // is not an update, check if it qualifies as new section
{
bool isEmptyParagraph = string.Equals(sectionParagraph, "<p><br></p>");
if (!isEmptyParagraph || sectionImage != null)
{
NewsSection section = new NewsSection
{
Paragraph = HttpUtility.HtmlEncode(sectionParagraph)
};
if (sectionImage != null && sectionImage.ContentLength > 0)
{
// save new image
section.Image = Guid.NewGuid().ToString() + Path.GetExtension(sectionImage.FileName);
section.ImageFooter = sectionImageFooter ?? string.Empty;
string _path = Path.Combine(Server.MapPath(ImageStoragePath), section.Image);
sectionImage.SaveAs(_path);
newSectionImageName = section.Image;
}
section.Image = section.Image ?? string.Empty;
section.ImageFooter = section.ImageFooter ?? string.Empty;
newsData.NewsSections.Add(section);
}
}
return(newSectionImageName);
}
