resource.vpress.vn

2024-09-03 09:23:03 +07:00
commit 6ae596376f
133 changed files with 7729 additions and 0 deletions
@@ -0,0 +1,94 @@
+using Microsoft.AspNetCore.Rewrite;
+using NLog;
+using System.Text.RegularExpressions;
+using ILogger = NLog.ILogger;
+
+namespace ngaoda
+{
+    public class CustomRewriteRule() : IRule
+    {
+        private static readonly ILogger Logger = LogManager.GetCurrentClassLogger();
+        public void ApplyRule(RewriteContext context)
+        {
+            try
+            {
+                var request = context.HttpContext.Request;
+                var path = request.Path.ToString();
+
+                var query = request.QueryString.ToString();
+
+                // Pattern match URL
+                var regexPattern = @"\/resources\/(.+)\.(jpg|jpeg|png)";
+                //var conditionPattern = @"w=(\d+)&h=(\d+)&q=(\d+)&dpr=(\d+)&fit=(\w+)";
+                //var conditionPattern = @"(?:w=(\d+)|h=(\d+)|q=(\d+)|dpr=(\d+)|fit=(\w+))";
+                var conditionPattern = @"(?:w=(\d+)|h=(\d+)|q=(\d+)|dpr=(\d+)|fit=(\w+))(?:&|$)";
+
+
+                var match = Regex.Match(path, regexPattern);
+                var conditionMatches = Regex.Matches(query, conditionPattern);
+
+
+                //if (match.Success && conditionMatch.Success)
+                //{
+                //    //var imagePath = match.Groups[1].Value + "." + match.Groups[3].Value;
+                //    var width = conditionMatch.Groups[1].Value;
+                //    var height = conditionMatch.Groups[2].Value;
+                //    var quality = conditionMatch.Groups[3].Value;
+                //    var dpr = conditionMatch.Groups[4].Value;
+                //    var fit = conditionMatch.Groups[5].Value;
+
+                if (match.Success && conditionMatches.Count > 0)
+                {
+                    var width = "";
+                    var height = "";
+                    var quality = "";
+                    var dpr = "";
+                    var fit = "";
+
+                    foreach (Match conditionMatch in conditionMatches)
+                    {
+                        if (conditionMatch.Groups[1].Success)
+                        {
+                            width = conditionMatch.Groups[1].Value;
+                        }
+                        else if (conditionMatch.Groups[2].Success)
+                        {
+                            height = conditionMatch.Groups[2].Value;
+                        }
+                        else if (conditionMatch.Groups[3].Success)
+                        {
+                            quality = conditionMatch.Groups[3].Value;
+                        }
+                        else if (conditionMatch.Groups[4].Success)
+                        {
+                            dpr = conditionMatch.Groups[4].Value;
+                        }
+                        else if (conditionMatch.Groups[5].Success)
+                        {
+                            fit = conditionMatch.Groups[5].Value;
+                        }
+                    }
+
+
+                    // Rewrite path internally
+                    context.HttpContext.Request.Path = "/ImageProcessing"; // nhảy sang api trong ImageProcessingController
+                    context.HttpContext.Request.QueryString = new QueryString($"?path={path.Substring(1)}&w={width}&h={height}&q={quality}&dpr={dpr}&fit={fit}");
+
+                    Logger.Info("url-image-matched");
+                }
+                //context.Result = RuleResult.SkipRemainingRules; // Bỏ qua các quy tắc rewrite còn lại
+
+            }
+            catch (Exception ex)
+            {
+                // Xử lý exception tại đây
+                // Ví dụ: ghi log exception
+                Console.WriteLine($"Exception in ApplyRule middleware: {ex.Message}");
+
+                // Rethrow để cho phép ngoại lệ tiếp tục lan ra nếu cần thiết
+                throw;
+            }
+
+        }
+    }
+}