对算法输入参数非法情况进行过滤

2026-04-20 11:13:40 +08:00
parent 1c6c2ac675
commit e0a7af6226
5 changed files with 208 additions and 24 deletions
@@ -15,6 +15,7 @@
 using Emgu.CV;
 using Emgu.CV.Structure;
 using Emgu.CV.Util;
+using System.Globalization;

 namespace XP.ImageProcessing.Core;

@@ -164,11 +165,45 @@ public abstract class ImageProcessorBase
    /// </summary>
    public T GetParameter<T>(string name)
    {
-        if (Parameters.ContainsKey(name))
-        {
-            return (T)Convert.ChangeType(Parameters[name].Value, typeof(T))!;
-        }
+        if (!Parameters.ContainsKey(name))
            throw new ArgumentException($"参数 {name} 不存在");
+
+        var parameter = Parameters[name];
+
+        try
+        {
+            if (parameter.Value is T typedValue)
+                return typedValue;
+
+            if (parameter.Value is string textValue)
+            {
+                var normalizedText = NormalizeText(textValue);
+                if (typeof(T) == typeof(string))
+                    return (T)(object)textValue;
+
+                if (typeof(T) == typeof(int) && int.TryParse(normalizedText, NumberStyles.Integer, CultureInfo.InvariantCulture, out var intValue))
+                    return (T)(object)intValue;
+
+                if (typeof(T) == typeof(double) && double.TryParse(normalizedText, NumberStyles.Float | NumberStyles.AllowThousands, CultureInfo.InvariantCulture, out var doubleValue))
+                    return (T)(object)doubleValue;
+
+                if (typeof(T) == typeof(bool) && bool.TryParse(normalizedText, out var boolValue))
+                    return (T)(object)boolValue;
+            }
+
+            return (T)Convert.ChangeType(parameter.Value, typeof(T), CultureInfo.InvariantCulture)!;
+        }
+        catch (Exception ex)
+        {
+            throw new ArgumentException(
+                $"参数 {name} 的值 '{parameter.Value}' 无法转换为 {typeof(T).Name}",
+                ex);
+        }
+    }
+
+    private static string NormalizeText(string value)
+    {
+        return value.Trim().TrimEnd('、', '，', ',', '。', '.', ';', '；', ':', '：');
    }

    /// <summary>
@@ -68,7 +68,7 @@ public class SuperResolutionProcessor : ImageProcessorBase
    public override Image<Gray, byte> Process(Image<Gray, byte> inputImage)
    {
        string model = GetParameter<string>("Model");
-        int scale = int.Parse(GetParameter<string>("Scale"));
+        int scale = GetParameter<int>("Scale");

        // 查找模型文件
        string modelPath = FindModelFile(model, scale);
@@ -46,6 +46,19 @@ namespace XplorePlane.Services
                cancellationToken.ThrowIfCancellationRequested();

                var node = enabledNodes[step];
+                var invalidParameters = node.Parameters
+                    .Where(p => !p.IsValueValid)
+                    .Select(p => p.DisplayName)
+                    .ToList();
+
+                if (invalidParameters.Count > 0)
+                {
+                    throw new PipelineExecutionException(
+                        $"算子 '{node.DisplayName}' 存在无效参数：{string.Join("、", invalidParameters)}",
+                        node.Order,
+                        node.OperatorKey);
+                }
+
                var parameters = node.Parameters
                    .Where(p => p.IsValueValid)
                    .ToDictionary(p => p.Name, p => p.Value);
@@ -1,5 +1,7 @@
-using Prism.Mvvm;
+using Prism.Mvvm;
 using System;
+using System.Globalization;
+using System.Linq;
 using XP.ImageProcessing.Core;

 namespace XplorePlane.ViewModels
@@ -16,7 +18,8 @@ namespace XplorePlane.ViewModels
            _value = parameter.Value;
            MinValue = parameter.MinValue;
            MaxValue = parameter.MaxValue;
-            ParameterType = parameter.ValueType?.Name?.ToLower() switch
+            Options = parameter.Options;
+            ParameterType = parameter.ValueType?.Name?.ToLowerInvariant() switch
            {
                "int32" or "int" => "int",
                "double" => "double",
@@ -30,6 +33,7 @@ namespace XplorePlane.ViewModels
        public string DisplayName { get; }
        public object MinValue { get; }
        public object MaxValue { get; }
+        public string[]? Options { get; }
        public string ParameterType { get; }

        public bool IsValueValid
@@ -43,28 +47,160 @@ namespace XplorePlane.ViewModels
            get => _value;
            set
            {
-                if (SetProperty(ref _value, value))
-                    ValidateValue(value);
+                var normalizedValue = NormalizeValue(value);
+                if (SetProperty(ref _value, normalizedValue))
+                    ValidateValue(normalizedValue);
            }
        }

        private void ValidateValue(object value)
        {
-            if (value == null || MinValue == null || MaxValue == null)
+            if (value == null)
            {
-                IsValueValid = true;
+                IsValueValid = false;
                return;
            }
+
+            if (ParameterType == "int")
+            {
+                IsValueValid = TryConvertToInt(value, out var intValue) && IsWithinRange(intValue);
+                return;
+            }
+
+            if (ParameterType == "double")
+            {
+                IsValueValid = TryConvertToDouble(value, out var doubleValue) && IsWithinRange(doubleValue);
+                return;
+            }
+
+            if (ParameterType == "bool")
+            {
+                IsValueValid = TryConvertToBool(value, out _);
+                return;
+            }
+
+            if (Options is { Length: > 0 })
+            {
+                var stringValue = Convert.ToString(value, CultureInfo.InvariantCulture) ?? string.Empty;
+                IsValueValid = Options.Contains(stringValue, StringComparer.OrdinalIgnoreCase);
+                return;
+            }
+
+            IsValueValid = true;
+        }
+
+        private object NormalizeValue(object value)
+        {
+            if (value == null)
+                return value;
+
+            if (ParameterType == "int" && TryConvertToInt(value, out var intValue))
+                return intValue;
+
+            if (ParameterType == "double" && TryConvertToDouble(value, out var doubleValue))
+                return doubleValue;
+
+            if (ParameterType == "bool" && TryConvertToBool(value, out var boolValue))
+                return boolValue;
+
+            return value;
+        }
+
+        private bool IsWithinRange(double value)
+        {
+            if (MinValue != null && TryConvertToDouble(MinValue, out var minValue) && value < minValue)
+                return false;
+
+            if (MaxValue != null && TryConvertToDouble(MaxValue, out var maxValue) && value > maxValue)
+                return false;
+
+            return true;
+        }
+
+        private static string NormalizeNumericText(string value)
+        {
+            return value.Trim().TrimEnd('、', '，', ',', '。', '.', ';', '；', ':', '：');
+        }
+
+        private static bool TryConvertToInt(object value, out int result)
+        {
+            switch (value)
+            {
+                case int intValue:
+                    result = intValue;
+                    return true;
+                case string stringValue:
+                    stringValue = NormalizeNumericText(stringValue);
+                    return int.TryParse(stringValue, NumberStyles.Integer, CultureInfo.InvariantCulture, out result)
+                        || int.TryParse(stringValue, NumberStyles.Integer, CultureInfo.CurrentCulture, out result);
+                default:
                    try
                    {
-                double dVal = Convert.ToDouble(value);
-                double dMin = Convert.ToDouble(MinValue);
-                double dMax = Convert.ToDouble(MaxValue);
-                IsValueValid = dVal >= dMin && dVal <= dMax;
+                        result = Convert.ToInt32(value, CultureInfo.InvariantCulture);
+                        return true;
                    }
                    catch
                    {
-                IsValueValid = true; // é�žæ•°å€¼ç±»åž‹ä¸�å�šèŒƒå›´æ ¡éª?
+                        result = default;
+                        return false;
+                    }
+            }
+        }
+
+        private static bool TryConvertToDouble(object value, out double result)
+        {
+            switch (value)
+            {
+                case double doubleValue:
+                    result = doubleValue;
+                    return true;
+                case float floatValue:
+                    result = floatValue;
+                    return true;
+                case int intValue:
+                    result = intValue;
+                    return true;
+                case long longValue:
+                    result = longValue;
+                    return true;
+                case string stringValue:
+                    stringValue = NormalizeNumericText(stringValue);
+                    return double.TryParse(stringValue, NumberStyles.Float | NumberStyles.AllowThousands, CultureInfo.InvariantCulture, out result)
+                        || double.TryParse(stringValue, NumberStyles.Float | NumberStyles.AllowThousands, CultureInfo.CurrentCulture, out result);
+                default:
+                    try
+                    {
+                        result = Convert.ToDouble(value, CultureInfo.InvariantCulture);
+                        return true;
+                    }
+                    catch
+                    {
+                        result = default;
+                        return false;
+                    }
+            }
+        }
+
+        private static bool TryConvertToBool(object value, out bool result)
+        {
+            switch (value)
+            {
+                case bool boolValue:
+                    result = boolValue;
+                    return true;
+                case string stringValue:
+                    return bool.TryParse(stringValue.Trim(), out result);
+                default:
+                    try
+                    {
+                        result = Convert.ToBoolean(value, CultureInfo.InvariantCulture);
+                        return true;
+                    }
+                    catch
+                    {
+                        result = default;
+                        return false;
+                    }
            }
        }
    }
@@ -319,7 +319,7 @@
                            telerik:ScreenTip.Title="模块"
                            Size="Medium"
                            SmallImage="/Assets/Icons/Module.png"
-                            Text="模块" />
+                            Text="检测模块" />
                        <telerik:RadRibbonButton
                            telerik:ScreenTip.Title="全部保存"
                            Size="Medium"
@@ -331,12 +331,12 @@
                            telerik:ScreenTip.Title="消息"
                            Size="Medium"
                            SmallImage="/Assets/Icons/message.png"
-                            Text="消息" />
+                            Text="消息弹窗" />
                        <telerik:RadRibbonButton
                            telerik:ScreenTip.Title="等待"
                            Size="Medium"
                            SmallImage="/Assets/Icons/wait.png"
-                            Text="等待" />
+                            Text="插入等待" />
                    </StackPanel>
                </telerik:RadRibbonGroup>