C# EcommercePlatformDataContext类代码示例

        public static GeocodingResponse GetGeoLocation(string city, int stateID, string zip, string countryCode = "US", string StateProvidence = "") {
            try {
                EcommercePlatformDataContext db = new EcommercePlatformDataContext();
                string abbr = "";
                if (stateID != 0) {
                    State state = db.States.Where(x => x.stateID.Equals(stateID)).FirstOrDefault();
                    abbr = state.abbr;
                    countryCode = state.Country.abbr;
                } else {
                    abbr = StateProvidence;
                }

                string url = "https://maps.googleapis.com/maps/api/geocode/json?address=";
                url += HttpUtility.UrlEncode(city + ", " + abbr + " " + zip + " " + countryCode);
                url += "&sensor=false";

                WebClient wc = new WebClient();
                wc.Proxy = null;
                string resp = wc.DownloadString(url);
                GeocodingResponse geo = new JavaScriptSerializer().Deserialize<GeocodingResponse>(resp);

                return geo;
            } catch (Exception) {
                return new GeocodingResponse();
            }
        }

 public static List<PrettyLocation> GetAll() {
     List<PrettyLocation> locs = new List<PrettyLocation>();
     EcommercePlatformDataContext db = new EcommercePlatformDataContext();
     locs = (from l in db.Locations
             join s in db.States on l.stateID equals s.stateID
             select new PrettyLocation {
                 locationID = l.locationID,
                 name = l.name,
                 phone = l.phone,
                 fax = l.fax,
                 email = l.email,
                 address = l.address,
                 city = l.city,
                 stateID = l.stateID,
                 zip = l.zip,
                 isPrimary = l.isPrimary,
                 latitude = l.latitude,
                 longitude = l.longitude,
                 places_id = l.places_id,
                 places_reference = l.places_reference,
                 places_status = l.places_status,
                 foursquare_id = l.foursquare_id,
                 abbr = s.abbr,
                 state = s.state1,
                 Services = (from serv in db.Services
                             join ls in db.LocationServices on serv.ID equals ls.serviceID
                             where ls.locationID.Equals(l.locationID)
                             select serv).ToList<Service>()
             }).OrderBy(x => x.locationID).ToList<PrettyLocation>();
     return locs;
 }

        public static CommentWithPost Get(int id = 0)
        {
            try
            {
                EcommercePlatformDataContext db = new EcommercePlatformDataContext();
                CommentWithPost comment = new CommentWithPost();

                comment = (from c in db.Comments
                           where c.commentID.Equals(id)
                           select new CommentWithPost
                           {
                               commentID = c.commentID,
                               blogPostID = c.blogPostID,
                               name = c.name,
                               email = c.email,
                               comment_text = c.comment_text,
                               createdDate = c.createdDate,
                               approved = c.approved,
                               active = c.active,
                               post = (from p in db.BlogPosts where p.blogPostID.Equals(c.blogPostID) select p).First<BlogPost>()
                           }).First<CommentWithPost>();

                return comment;
            }
            catch {
                return new CommentWithPost();
            }
        }

        public static List<CommentWithPost> GetAll()
        {
            try
            {
                EcommercePlatformDataContext db = new EcommercePlatformDataContext();
                List<CommentWithPost> comments = new List<CommentWithPost>();

                comments = (from c in db.Comments
                        where c.active.Equals(true)
                        orderby c.approved, c.createdDate
                        select new CommentWithPost
                        {
                            commentID = c.commentID,
                            blogPostID = c.blogPostID,
                            name = c.name,
                            email = c.email,
                            comment_text = c.comment_text,
                            createdDate = c.createdDate,
                            approved = c.approved,
                            active = c.active,
                            post = (from p in db.BlogPosts where p.blogPostID.Equals(c.blogPostID) select p).First<BlogPost>()
                        }).ToList<CommentWithPost>();

                return comments;
            }
            catch {
                return new List<CommentWithPost>();
            }
        }

        public static bool allowConnection(string ipaddress) {
            bool hasPermission = false;
            EcommercePlatformDataContext db = new EcommercePlatformDataContext();
            hasPermission = db.FTPFirewalls.Where(x => x.ipaddress.Equals(ipaddress.Trim())).Count() > 0;

            return hasPermission;
        }

        public ActionResult AddTask(string name = "", string runtime = "", int interval = 0,string url = "")
        {
            try {
                if (url.Trim() == "") {
                    throw new Exception("Task must have a path.");
                }
                if (runtime.Trim() == "" && interval < 1) {
                    throw new Exception("Task must have a run time or an interval greater than 5 minutes.");
                }

                ScheduledTask s = new ScheduledTask {
                    name = name,
                    url = url
                };
                if (runtime.Trim() != "") {
                    DateTime rtime = Convert.ToDateTime(runtime).ToUniversalTime();
                    s.runtime = rtime;
                } else if(interval > 1) {
                    s.interval = interval;
                }
                EcommercePlatformDataContext db = new EcommercePlatformDataContext();
                db.ScheduledTasks.InsertOnSubmit(s);
                db.SubmitChanges();
            } catch {}
            return RedirectToAction("index");
        }

        public static List<PostWithCategories> GetAll()
        {
            try {
                EcommercePlatformDataContext db = new EcommercePlatformDataContext();
                List<PostWithCategories> posts = new List<PostWithCategories>();

                posts = (from p in db.BlogPosts
                        where p.active.Equals(true)
                        orderby p.publishedDate, p.createdDate
                        select new PostWithCategories {
                            blogPostID = p.blogPostID,
                            post_title = p.post_title,
                            slug = p.slug,
                            profileID = p.profileID,
                            post_text = p.post_text,
                            publishedDate = p.publishedDate,
                            createdDate = p.createdDate,
                            lastModified = p.lastModified,
                            meta_title = p.meta_title,
                            meta_description = p.meta_description,
                            active = p.active,
                            author = GetAuthor(p.profileID),
                            categories = (from c in db.BlogCategories join pc in db.BlogPost_BlogCategories on c.blogCategoryID equals pc.blogCategoryID where pc.blogPostID.Equals(p.blogPostID) select c).ToList<BlogCategory>(),
                            comments = (from cm in db.Comments where cm.blogPostID.Equals(p.blogPostID) && cm.approved.Equals(true) && cm.active.Equals(true) select cm).ToList<Comment>(),
                            mod_comments = (from cm in db.Comments where cm.blogPostID.Equals(p.blogPostID) && cm.approved.Equals(false) && cm.active.Equals(true) select cm).ToList<Comment>()
                        }).ToList<PostWithCategories>();

                return posts;
               } catch (Exception e) {
                return new List<PostWithCategories>();
            }
        }

        public static PostWithCategories Get(string date = "", string title = "")
        {
            try {
                DateTime post_date = Convert.ToDateTime(date);
                EcommercePlatformDataContext db = new EcommercePlatformDataContext();
                PostWithCategories post = new PostWithCategories();
                post = (from p in db.BlogPosts
                         where p.slug.Equals(title) && Convert.ToDateTime(p.publishedDate).Day.Equals(post_date.Day)
                         && Convert.ToDateTime(p.publishedDate).Year.Equals(post_date.Year) && Convert.ToDateTime(p.publishedDate).Month.Equals(post_date.Month)
                         select new PostWithCategories
                         {
                             blogPostID = p.blogPostID,
                             post_title = p.post_title,
                             post_text = p.post_text,
                             slug = p.slug,
                             publishedDate = p.publishedDate,
                             createdDate = p.createdDate,
                             lastModified = p.lastModified,
                             meta_title = p.meta_title,
                             meta_description = p.meta_description,
                             active = p.active,
                             author = GetAuthor(p.profileID),
                             categories = (from c in db.BlogCategories join pc in db.BlogPost_BlogCategories on c.blogCategoryID equals pc.blogCategoryID where pc.blogPostID.Equals(p.blogPostID) select c).ToList<BlogCategory>(),
                             comments = (from cm in db.Comments where cm.blogPostID.Equals(p.blogPostID) && cm.active.Equals(true) && cm.approved.Equals(true) select cm).ToList<Comment>()
                         }).First<PostWithCategories>();

                return post;
            } catch (Exception e) {
                return new PostWithCategories();
            }
        }

        public static List<PostWithCategories> GetAllPublished(int page = 1, int pageSize = 5)
        {
            try
            {
                EcommercePlatformDataContext db = new EcommercePlatformDataContext();
                List<PostWithCategories> posts = new List<PostWithCategories>();

                posts = (from p in db.BlogPosts
                         where p.publishedDate.Value <= DateTime.UtcNow && p.active.Equals(true)
                         orderby p.publishedDate descending
                         select new PostWithCategories
                         {
                             blogPostID = p.blogPostID,
                             post_title = p.post_title,
                             post_text = p.post_text,
                             slug = p.slug,
                             publishedDate = p.publishedDate,
                             createdDate = p.createdDate,
                             lastModified = p.lastModified,
                             keywords = p.keywords,
                             meta_title = p.meta_title,
                             meta_description = p.meta_description,
                             active = p.active,
                             author = GetAuthor(p.profileID),
                             categories = (from c in db.BlogCategories join pc in db.BlogPost_BlogCategories on c.blogCategoryID equals pc.blogCategoryID where pc.blogPostID.Equals(p.blogPostID) select c).ToList<BlogCategory>(),
                             comments = (from cm in db.Comments where cm.blogPostID.Equals(p.blogPostID) && cm.active.Equals(true) && cm.approved.Equals(true) select cm).ToList<Comment>()
                         }).Skip((page - 1) * pageSize).Take(pageSize).ToList();

                return posts;
            }
            catch {
                return new List<PostWithCategories>();
            }
        }

        public static List<Archive> GetMonths()
        {
            try {
                EcommercePlatformDataContext db = new EcommercePlatformDataContext();
                List<Archive> archives = new List<Archive>();

                archives = (from p in db.BlogPosts
                            where p.publishedDate.Value != null && p.publishedDate.Value <= DateTime.Now && p.active.Equals(true)
                            orderby p.publishedDate.Value.Year descending, p.publishedDate.Value.Month descending
                            select new Archive
                            {
                                monthnum = Convert.ToInt16(Convert.ToDateTime(p.publishedDate).Month.ToString()),
                                month = Convert.ToDateTime(p.publishedDate).Month.ToString(),
                                year = Convert.ToDateTime(p.publishedDate).Year.ToString()
                            }).Distinct().ToList<Archive>();

                archives = (from a in archives
                            orderby a.year descending, a.monthnum
                            select a).Distinct().ToList<Archive>();

                return archives;
            } catch {
                return new List<Archive>();
            }
        }

 internal Dictionary<string, string> Populate()
 {
     Dictionary<string, string> settings = new Dictionary<string, string>();
     EcommercePlatformDataContext db = new EcommercePlatformDataContext();
     settings = db.Settings.Select(p => new { p.name, p.value }).AsEnumerable().ToDictionary(kvp => kvp.name, kvp => kvp.value);
     return settings;
 }

 internal static List<Newsletter> GetAll() {
     try {
         EcommercePlatformDataContext db = new EcommercePlatformDataContext();
         return db.Newsletters.ToList<Newsletter>();
     } catch (Exception) {
         return new List<Newsletter>();
     }
 }

 public static int CountAll() {
     try {
         EcommercePlatformDataContext db = new EcommercePlatformDataContext();
         return db.Testimonials.Where(x => x.active == true).Where(x => x.approved == true).Count();
     } catch {
         return 0;
     }
 }

 public ActionResult Index()
 {
     List<FTPFirewall> ipaddresses = new List<FTPFirewall>();
     EcommercePlatformDataContext db = new EcommercePlatformDataContext();
     ipaddresses = db.FTPFirewalls.ToList<FTPFirewall>();
     ViewBag.ipaddresses = ipaddresses;
     return View();
 }

 public static List<Testimonial> GetAll(int page = 1, int pageSize = 10) {
     try {
         EcommercePlatformDataContext db = new EcommercePlatformDataContext();
         return db.Testimonials.Where(x => x.active == true).Where(x => x.approved == true).OrderByDescending(x => x.dateAdded).Skip((page - 1) * pageSize).Take(pageSize).ToList<Testimonial>();
     } catch {
         return new List<Testimonial>();
     }
 }