80 lines
2.1 KiB
C#
80 lines
2.1 KiB
C#
using System.Collections.Generic;
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using System.Linq;
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using System.Web.Mvc;
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using Portoa.Web.Util;
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namespace VideoGameQuotes.Web.Models {
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public class BrowseModelBinder : IModelBinder {
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public object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext) {
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var model = new BrowseModel {
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SortMethod = SortMethod.Alphabetical,
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SortOrder = SortOrder.Ascending
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};
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var qualifierText = (controllerContext.RouteData.Values["qualifiers"] ?? string.Empty).ToString();
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if (string.IsNullOrEmpty(qualifierText)) {
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return model;
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}
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var segments = qualifierText.Split('/').ToArray();
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for (var i = 0; i < segments.Length; i++) {
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switch (segments[i]) {
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case "game":
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case "system":
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case "category":
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case "publisher":
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if (i < segments.Length - 1) {
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var ids = ParseCommaSeparatedIntegers(segments[i + 1]).ToArray(); //nhibernate requires non-iterator
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switch (segments[i]) {
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case "game":
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model.GameIds = ids;
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break;
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case "system":
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model.SystemIds = ids;
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break;
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case "category":
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model.CategoryIds = ids;
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break;
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case "publisher":
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model.PublisherIds = ids;
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break;
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}
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i++; //loop unroll ftw
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}
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break;
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case "alphabetical":
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model.SortMethod = SortMethod.Alphabetical;
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break;
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case "date":
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model.SortMethod = SortMethod.Date;
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break;
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case "rating":
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model.SortMethod = SortMethod.Rating;
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break;
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case "asc":
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model.SortOrder = SortOrder.Ascending;
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break;
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case "desc":
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model.SortOrder = SortOrder.Descending;
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break;
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default:
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controllerContext.AddModelError("qualifiers", "Unknown qualifier: " + segments[i]);
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break;
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}
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}
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return model;
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}
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private static IEnumerable<int> ParseCommaSeparatedIntegers(string value) {
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foreach (var id in value.Split(',')) {
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int result;
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if (int.TryParse(id, out result)) {
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yield return result;
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}
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}
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}
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}
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} |