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PCL-ISE/Plain Craft Launcher 2/Modules/Resource/ResourceSearcher.vb
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2026-04-29 05:37:25 +08:00

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Public Class ResourceSearcher
Private Const RESULT_PAGE_SIZE = 40
Private Const MSG_NO_CHINESE_RESULT As String = "无搜索结果,请尝试搜索其英文名称"
'输入
Public Class SearchRequest
'结果要求
''' <summary>
''' 结果存储器,会从中获取需加载的页面等。
''' 加载后也应输出到此处。
''' </summary>
Public Storage As SearchResult
''' <summary>
''' 应当尽量达成的结果数量。
''' </summary>
Public TargetResultCount As Integer
''' <summary>
''' 根据加载位置记录,是否还可以继续获取内容。
''' </summary>
Public ReadOnly Property CanContinue As Boolean
Get
If Tag.StartsWithF("/") OrElse Not Sources.HasFlag(ResourcePlatforms.CurseForge) Then Storage.CurseForgeTotal = 0
If Tag.EndsWithF("/") OrElse Not Sources.HasFlag(ResourcePlatforms.Modrinth) Then Storage.ModrinthTotal = 0
If Storage.CurseForgeTotal = -1 OrElse Storage.ModrinthTotal = -1 Then Return True
Return Storage.CurseForgeOffset < Storage.CurseForgeTotal OrElse Storage.ModrinthOffset < Storage.ModrinthTotal
End Get
End Property
'输入内容
''' <summary>
''' 筛选资源种类。
''' </summary>
Public Type As ResourceTypes
''' <summary>
''' 筛选资源标签。空字符串代表不限制。格式例如 "406/worldgen",分别是 CurseForge 和 Modrinth 的 ID。
''' </summary>
Public Tag As String = ""
''' <summary>
''' 筛选 Mod 加载器类别。
''' </summary>
Public ModLoader As ModLoaderTypes = ModLoaderTypes.Any
''' <summary>
''' 筛选 MC 版本。
''' </summary>
Public GameVersion As String = Nothing
''' <summary>
''' 搜索的初始内容。
''' </summary>
Public SearchText As String = Nothing
''' <summary>
''' 允许的来源。
''' </summary>
Public Sources As ResourcePlatforms = ResourcePlatforms.Any
Public Sub New(Type As ResourceTypes, Storage As SearchResult, TargetResultCount As Integer)
Me.Type = Type
Me.Storage = Storage
Me.TargetResultCount = TargetResultCount
End Sub
'构造请求
''' <summary>
''' 获取对应的 CurseForge API 请求链接。
''' </summary>
Public Function GetCurseForgeAddress(SearchText As String, IgnoreModLoaderFilter As Boolean) As String
If Tag.StartsWithF("/") Then Storage.CurseForgeTotal = 0
'应用筛选参数
Dim Address As String = $"https://api.curseforge.com/v1/mods/search?gameId=432&sortField=2&sortOrder=desc&pageSize={RESULT_PAGE_SIZE}"
Select Case Type
Case ResourceTypes.Mod
Address += "&classId=6"
Case ResourceTypes.ModPack
Address += "&classId=4471"
Case ResourceTypes.DataPack
Address += "&classId=6945"
Case ResourceTypes.Shader
Address += "&classId=6552"
Case ResourceTypes.ResourcePack
Address += "&classId=12"
End Select
If Tag <> "" Then Address += "&categoryId=" & Tag.BeforeFirst("/")
If ModLoader <> ModLoaderTypes.Any AndAlso Not IgnoreModLoaderFilter Then Address += "&modLoaderType=" & CType(ModLoader, Integer)
If Not String.IsNullOrEmpty(GameVersion) Then Address += "&gameVersion=" & GameVersion
If Not String.IsNullOrEmpty(SearchText) Then Address += "&searchFilter=" & EscapeUtils.UrlEscape(SearchText)
If Storage.CurseForgeOffset > 0 Then Address += "&index=" & Storage.CurseForgeOffset
Return Address
End Function
''' <summary>
''' 获取对应的 Modrinth API 请求链接。
''' </summary>
Public Function GetModrinthAddress(SearchText As String, IgnoreModLoaderFilter As Boolean) As String
If Tag.EndsWithF("/") Then Storage.ModrinthTotal = 0
'应用筛选参数
Dim Address As String = $"https://api.modrinth.com/v2/search?limit={RESULT_PAGE_SIZE}&index=relevance"
If Not String.IsNullOrEmpty(SearchText) Then Address += "&query=" & EscapeUtils.UrlEscape(SearchText)
If Storage.ModrinthOffset > 0 Then Address += "&offset=" & Storage.ModrinthOffset
'facets=[["categories:'game-mechanics'"],["categories:'forge'"],["versions:1.19.3"],["project_type:mod"]]
Dim Facets As New List(Of String)
Facets.Add($"[""project_type:{Type.ToString.Lower}""]")
If Not String.IsNullOrEmpty(Tag) Then Facets.Add($"[""categories:'{Tag.AfterLast("/")}'""]")
If ModLoader <> ModLoaderTypes.Any AndAlso Not IgnoreModLoaderFilter Then Facets.Add($"[""categories:'{GetStringFromEnum(ModLoader).Lower}'""]")
If Not String.IsNullOrEmpty(GameVersion) Then Facets.Add($"[""versions:'{GameVersion}'""]")
Address += "&facets=[" & String.Join(",", Facets) & "]"
Return Address
End Function
'相同判断
Public Overrides Function Equals(obj As Object) As Boolean
Dim request = TryCast(obj, SearchRequest)
Return request IsNot Nothing AndAlso
Type = request.Type AndAlso TargetResultCount = request.TargetResultCount AndAlso
Tag = request.Tag AndAlso ModLoader = request.ModLoader AndAlso Sources = request.Sources AndAlso
GameVersion = request.GameVersion AndAlso SearchText = request.SearchText
End Function
Public Shared Operator =(left As SearchRequest, right As SearchRequest) As Boolean
Return EqualityComparer(Of SearchRequest).Default.Equals(left, right)
End Operator
Public Shared Operator <>(left As SearchRequest, right As SearchRequest) As Boolean
Return Not left = right
End Operator
Public Overrides Function GetHashCode() As Integer
Return (Type, Tag, ModLoader, GameVersion, SearchText, Sources).GetHashCode()
End Function
End Class
'输出
Public Class SearchResult
'加载位置记录
Public CurseForgeOffset As Integer = 0
Public CurseForgeTotal As Integer = -1
Public ModrinthOffset As Integer = 0
Public ModrinthTotal As Integer = -1
'结果列表
''' <summary>
''' 可供展示的所有工程的列表。
''' </summary>
Public Results As New List(Of ResourceProject)
''' <summary>
''' 当前的错误信息。如果没有则为 Nothing。
''' </summary>
Public ErrorMessage As String = Nothing
End Class
''' <summary>
''' 根据搜索请求获取一系列的工程列表。
''' </summary>
Public Shared Function GetLoader(InputDelegate As Func(Of SearchRequest)) As LoaderTask(Of SearchRequest, Integer)
Return New LoaderTask(Of SearchRequest, Integer)("社区资源获取", AddressOf Run, InputDelegate) With {.ReloadTimeout = 60 * 1000}
End Function
Private Shared Sub Run(Task As LoaderTask(Of SearchRequest, Integer))
Dim Request As SearchRequest = Task.Input
Dim Storage = Request.Storage '避免其他线程对 Request.Storage 重新进行了赋值
#Region "前置检查"
If Storage.Results.Count >= Request.TargetResultCount Then
Log($"[Resource] 已有 {Storage.Results.Count} 个结果,多于所需的 {Request.TargetResultCount} 个结果,结束处理")
Return
ElseIf Not Request.CanContinue Then
If Not Storage.Results.Any() Then
Throw New Exception("没有符合条件的结果")
Else
Log($"[Resource] 已有 {Storage.Results.Count} 个结果,少于所需的 {Request.TargetResultCount} 个结果,但无法继续获取,结束处理")
Return
End If
End If
'拒绝 1.13- Quilt(这个版本根本没有 Quilt)
If Request.ModLoader = ModLoaderTypes.Quilt AndAlso CompareVersion(If(Request.GameVersion, "1.15"), "1.14") = -1 Then
Throw New Exception("Quilt 不支持 Minecraft " & Request.GameVersion)
End If
#End Region
#Region "中文搜索"
Dim RawSearchText As String = If(Request.SearchText, "").Trim
RawSearchText = RawSearchText.Lower
Log("[Resource] 工程列表搜索原始文本:" & RawSearchText)
Dim IsChineseSearch As Boolean =
RegexCheck(RawSearchText, "[\u4e00-\u9fbb]") AndAlso Not String.IsNullOrEmpty(RawSearchText) AndAlso
(Request.Type = ResourceTypes.Mod OrElse Request.Type = ResourceTypes.DataPack) '目前仅对 Mod 和数据包进行中文搜索,注意整合包的名称可能已经有中文了
Dim CurseForgeAltSearchText As String = Nothing, ModrinthAltSearchText As String = Nothing, ModrinthSlugs As New List(Of String) '从中文转为英文的替代搜索内容
If IsChineseSearch Then
'帮助方法:从搜索项提取可能的英文单词
Dim ExtractWords =
Function(Result As SearchEntry(Of WikiEntry), Source As ResourcePlatforms) As IEnumerable(Of String)
'从各个可能的来源提取候选
Dim Candidates As New List(Of String)
If Result.Item.CurseForgeSlug IsNot Nothing AndAlso Source = ResourcePlatforms.CurseForge Then
Candidates.Add(Result.Item.CurseForgeSlug.Replace("-", " ").Replace("/", " "))
End If
If Result.Item.ModrinthSlug IsNot Nothing AndAlso Source = ResourcePlatforms.Modrinth Then
Candidates.Add(Result.Item.ModrinthSlug.Replace("-", " ").Replace("/", " "))
End If
Candidates.Add(Result.Item.ChineseName.AfterLast(" (").TrimEnd(") ").BeforeFirst(" - ").
Replace("-", " ").Replace("/", " ").Replace(":", " ").Replace("(", " ").Replace(")", ""))
'分词、清洗、去重
Candidates = Candidates.
SelectMany(Function(c) c.Split(" ")).
Select(Function(w) w.TrimStart("{[(").TrimEnd("}])").Lower).
Where(
Function(w)
If w.Length <= 1 Then Return False '单字或空白
If {"the", "of", "mod", "and", "forge", "fabric", "for", "quilt", "neoforge"}.Contains(w) Then Return False '常见词
If Val(w) > 0 Then Return False '数字
Return True
End Function).Distinct.ToList
'如果一个词可以由其他词拼成,则去掉这个词(例如将 ender io enderio 的 enderio 剔除,只保留 ender io)
Dim CanForm As Func(Of String, Boolean) = Nothing
CanForm = Function(s) Candidates.Contains(s) OrElse Candidates.Any(Function(c) s.StartsWith(c) AndAlso CanForm(s.Substring(c.Length)))
Candidates = Candidates.Where(Function(w) Not Candidates.Any(Function(c) c.Length < w.Length AndAlso w.StartsWith(c) AndAlso CanForm(w.Substring(c.Length)))).ToList()
Return Candidates
End Function
'CurseForge
If Request.Sources.HasFlag(ResourcePlatforms.CurseForge) Then
'数据库搜索
Static CurseForgeSearchEntries As List(Of SearchEntry(Of WikiEntry)) =
WikiEntry.All.Where(Function(Entry) Entry.CurseForgeSlug IsNot Nothing).Select(
Function(Entry) New SearchEntry(Of WikiEntry) With {
.Item = Entry,
.SearchSource = New List(Of SearchSource) From {
New SearchSource(Entry.ChineseName.BeforeFirst(" (").Split({"/"c}, StringSplitOptions.RemoveEmptyEntries), 1), '部分 Mod 有别名
New SearchSource(Entry.ChineseName.AfterFirst(" (") & Entry.CurseForgeSlug, 0.5)}
}).ToList
Dim CurseForgeSearchResults = Search(CurseForgeSearchEntries, RawSearchText, 100, 0.25)
If CurseForgeSearchResults.Any Then
'选取目标(CurseForge 要求每个词都必须匹配上,所以只能选择一个 Mod 进行搜索)
Dim CurseForgeTarget =
If(CurseForgeSearchResults.First.AbsoluteRight,
CurseForgeSearchResults.Where(Function(s) s.AbsoluteRight).ToList, '优先使用所有完全匹配的
CurseForgeSearchResults.MaxByAll(Function(s) s.Similarity)). '其次使用所有相似度最高的
MaxBy(Function(s) s.Item.Popularity) '然后从中选择最受欢迎的那一个
'后处理
CurseForgeAltSearchText = ExtractWords(CurseForgeTarget, ResourcePlatforms.CurseForge).Join(" ")
Log("[Resource] 中文搜索关键词(CurseForge):" & CurseForgeAltSearchText, NotifyLevel.DebugModeOnly)
End If
End If
'Modrinth
If Request.Sources.HasFlag(ResourcePlatforms.Modrinth) Then
'数据库搜索
Static ModrinthSearchEntries As List(Of SearchEntry(Of WikiEntry)) =
WikiEntry.All.Where(Function(Entry) Entry.ModrinthSlug IsNot Nothing).Select(
Function(Entry) New SearchEntry(Of WikiEntry) With {
.Item = Entry,
.SearchSource = New List(Of SearchSource) From {
New SearchSource(Entry.ChineseName.BeforeFirst(" (").Split({"/"c}, StringSplitOptions.RemoveEmptyEntries), 1), '部分 Mod 有别名
New SearchSource(Entry.ChineseName.AfterFirst(" (") & Entry.ModrinthSlug, 0.5)}
}).ToList
Dim ModrinthSearchResults = Search(ModrinthSearchEntries, RawSearchText, 100, 0.25)
If ModrinthSearchResults.Any Then
'分词
Dim WordWeights As New Dictionary(Of String, Double) '各个单词及其出现的权重
For Each Result In ModrinthSearchResults
For Each Word In ExtractWords(Result, ResourcePlatforms.Modrinth)
If Not WordWeights.ContainsKey(Word) Then WordWeights.Add(Word, 0)
Dim Similarity = If(Result.SearchSource.Any(Function(s) s.Aliases.Contains(RawSearchText)), 1000, Result.Similarity) '完全匹配为 1000
WordWeights(Word) += Similarity * Result.Item.Popularity '权重 += 相似度 * 受欢迎程度
Next
Next
ModrinthAltSearchText = WordWeights.MaxBy(Function(w) w.Value).Key
Log("[Resource] 中文搜索关键词(Modrinth):" & ModrinthAltSearchText, NotifyLevel.DebugModeOnly)
'直接请求工程
ModrinthSlugs = ModrinthSearchResults.Take(100).Select(Function(r) r.Item.ModrinthSlug).ToList
End If
End If
'结束
If String.IsNullOrEmpty(CurseForgeAltSearchText) AndAlso String.IsNullOrEmpty(ModrinthAltSearchText) AndAlso Not ModrinthSlugs.Any Then
Throw New Exception(MSG_NO_CHINESE_RESULT)
End If
End If
Task.Progress = 0.05
#End Region
Dim RealResults As New List(Of ResourceProject)
NextPage:
Dim RawResults As New ConcurrentList(Of ResourceProject)
#Region "从 CurseForge 和 Modrinth 获取结果列表,存储于 RawResults"
Dim WorkThreads As New List(Of Thread)
Dim Errors As New ConcurrentList(Of (Ex As Exception, Source As ResourcePlatforms))
'在 1.14-,部分老 Mod 没有设置支持的加载器,因此添加 Forge 筛选就会出现遗漏
'所以,在发起请求时不筛选加载器,然后在返回的结果中自行筛除不是 Forge 的 Mod
Dim IgnoreModLoaderFilter = Request.ModLoader = ModLoaderTypes.Forge AndAlso McVersion.VersionToDrop(Request.GameVersion) < 140
Try
'CurseForge 搜索
If Request.Sources.HasFlag(ResourcePlatforms.CurseForge) AndAlso
Not (Storage.CurseForgeTotal > -1 AndAlso Storage.CurseForgeTotal <= Storage.CurseForgeOffset) AndAlso '剩余的未显示的搜索结果不足
(Not IsChineseSearch OrElse (IsChineseSearch AndAlso Not String.IsNullOrEmpty(CurseForgeAltSearchText))) Then '如果是中文搜索,就只在有对应搜索关键词的时候才继续
WorkThreads.Add(RunInNewThread(
Sub()
Try
'获取工程列表
Dim CurseForgeUrl As String = Request.GetCurseForgeAddress(If(CurseForgeAltSearchText, RawSearchText), IgnoreModLoaderFilter)
Log("[Resource] 开始 CurseForge 搜索:" & CurseForgeUrl)
Dim RequestResult As JObject = DlModRequest(CurseForgeUrl)
Dim ProjectList As New List(Of ResourceProject)
For Each JsonEntry As JObject In RequestResult("data")
Dim Project As New ResourceProject(JsonEntry)
If Request.Type = ResourceTypes.ResourcePack AndAlso Project.Tags.Contains("数据包") Then Continue For 'CurseForge 将一些数据包分类成了资源包
ProjectList.Add(Project)
Next
'更新结果
ProjectList.ForEach(Sub(p) RawResults.Add(p))
Storage.CurseForgeOffset += RequestResult("data").Count
Storage.CurseForgeTotal = RequestResult("pagination")("totalCount").ToObject(Of Integer)
Log($"[Resource] 从 CurseForge 搜索到了 {ProjectList.Count} 个工程(总计已获取 {Storage.CurseForgeOffset} 个,共 {Storage.CurseForgeTotal} 个)")
Catch ex As Exception
Log(ex, "CurseForge 搜索失败")
Storage.CurseForgeTotal = -1
Errors.Add((ex, ResourcePlatforms.CurseForge))
End Try
If Task.Progress < 0.75 Then Task.Progress += 0.25 '可能重复加载多页,所以不能直接给够
End Sub, "CurseForge Search"))
End If
'Modrinth 搜索
If Request.Sources.HasFlag(ResourcePlatforms.Modrinth) AndAlso
Not (Storage.ModrinthTotal > -1 AndAlso Storage.ModrinthTotal <= Storage.ModrinthOffset) AndAlso '剩余的未显示的搜索结果不足
(Not IsChineseSearch OrElse (IsChineseSearch AndAlso Not String.IsNullOrEmpty(ModrinthAltSearchText))) Then '如果是中文搜索,就只在有对应搜索关键词的时候才继续
WorkThreads.Add(RunInNewThread(
Sub()
Try
Dim ModrinthUrl As String = Request.GetModrinthAddress(If(ModrinthAltSearchText, RawSearchText), IgnoreModLoaderFilter)
Log("[Resource] 开始 Modrinth 搜索:" & ModrinthUrl)
Dim RequestResult As JObject = DlModRequest(ModrinthUrl)
Dim ProjectList As New List(Of ResourceProject)
For Each JsonEntry As JObject In RequestResult("hits")
ProjectList.Add(New ResourceProject(JsonEntry))
Next
'更新结果
ProjectList.ForEach(Sub(p) RawResults.Add(p))
Storage.ModrinthOffset += RequestResult("hits").Count
Storage.ModrinthTotal = RequestResult("total_hits").ToObject(Of Integer)
Log($"[Resource] 从 Modrinth 搜索到了 {ProjectList.Count} 个工程(总计已获取 {Storage.ModrinthOffset} 个,共 {Storage.ModrinthTotal} 个)")
Catch ex As Exception
Log(ex, "Modrinth 搜索失败")
Storage.ModrinthTotal = -1
Errors.Add((ex, ResourcePlatforms.Modrinth))
End Try
If Task.Progress < 0.75 Then Task.Progress += 0.25 '可能重复加载多页,所以不能直接给够
End Sub, "Modrinth Search"))
End If
'Modrinth 直接获取工程
If Request.Sources.HasFlag(ResourcePlatforms.Modrinth) AndAlso
Not (Storage.ModrinthTotal > -1 AndAlso Storage.ModrinthTotal <= Storage.ModrinthOffset) AndAlso '剩余的未显示的搜索结果不足
ModrinthSlugs.Any Then '有直接获取的 Slug
WorkThreads.Add(RunInNewThread(
Sub()
Try
Dim ModrinthUrl As String = $"https://api.modrinth.com/v2/projects?ids=[""{ModrinthSlugs.Join(""",""")}""]"
Log("[Resource] 开始 Modrinth 直接获取:" & ModrinthUrl)
Dim ProjectList As New List(Of ResourceProject)
For Each JsonEntry As JObject In DlModRequest(ModrinthUrl)
Dim Project As New ResourceProject(JsonEntry)
'应用筛选
If Request.Type <> ResourceTypes.Any AndAlso Not Project.Types.HasFlag(Request.Type) Then Continue For
If Not String.IsNullOrEmpty(Request.Tag) AndAlso
Not JsonEntry("categories").Any(Function(c) c.ToString = Request.Tag.AfterLast("/")) Then Continue For 'Project.Tags 已经转换成中文了,只能从 json 判
If Request.ModLoader <> ModLoaderTypes.Any AndAlso Not IgnoreModLoaderFilter AndAlso
Not Project.Loaders.Any(Function(m) m = Request.ModLoader) Then Continue For
If Not String.IsNullOrEmpty(Request.GameVersion) AndAlso
Not Project.UnsafeGameVersions.Any(Function(d) d = Request.GameVersion) Then Continue For
ProjectList.Add(Project)
Next
'更新结果
ProjectList.ForEach(Sub(p) RawResults.Add(p))
Log($"[Resource] 从 Modrinth 直接获取到了 {ProjectList.Count} 个工程")
ModrinthSlugs.Clear() '防止重试/加载下一页时重复获取
Catch ex As Exception
Log(ex, "Modrinth 直接获取失败")
Errors.Add((ex, ResourcePlatforms.Modrinth))
End Try
If Task.Progress < 0.75 Then Task.Progress += 0.25 '可能重复加载多页,所以不能直接给够
End Sub, "Modrinth Get"))
End If
'等待线程结束
For Each Thread In WorkThreads
Thread.Join()
If Task.IsInterrupted Then Return '会自动触发 Finally 以清理线程
Next
'筛除不是 Forge 的 Mod
If IgnoreModLoaderFilter Then
RawResults = RawResults.Where(Function(p) Not p.Loaders.Any() OrElse p.Loaders.Contains(ModLoaderTypes.Forge)).ToList
End If
'确保存在结果
Storage.ErrorMessage = Nothing
If Not RawResults.Any() Then
If Errors.Any() Then
Throw Errors.First.Ex
Else
If IsChineseSearch AndAlso Not (Request.Type = ResourceTypes.Mod OrElse Request.Type = ResourceTypes.DataPack) Then
Throw New Exception(MSG_NO_CHINESE_RESULT)
ElseIf Request.Sources = ResourcePlatforms.CurseForge AndAlso Request.Tag.StartsWithF("/") Then
Throw New Exception("CurseForge 不兼容所选的类型")
ElseIf Request.Sources = ResourcePlatforms.Modrinth AndAlso Request.Tag.EndsWithF("/") Then
Throw New Exception("Modrinth 不兼容所选的类型")
Else
Throw New Exception("没有搜索结果")
End If
End If
ElseIf Errors.Any() Then
'有结果但是有错误
If Errors.Any(Function(e) e.Source = ResourcePlatforms.CurseForge) Then
Storage.ErrorMessage = $"无法连接到 CurseForge,所以目前仅显示了来自 Modrinth 的内容,搜索结果可能不全。{vbCrLf}请稍后再试,或使用 VPN 改善网络环境。"
Else
Storage.ErrorMessage = $"无法连接到 Modrinth,所以目前仅显示了来自 CurseForge 的内容,搜索结果可能不全。{vbCrLf}请稍后再试,或使用 VPN 改善网络环境。"
End If
End If
Finally
For Each Thread In WorkThreads
If Thread.IsAlive Then Thread.Interrupt()
Next
End Try
#End Region
#Region "提取非重复项,存储于 RealResults"
'将 CurseForge 排在 Modrinth 的前面,避免加载结束顺序不同导致排名不同
RawResults = RawResults.Where(Function(x) x.Platform = ResourcePlatforms.CurseForge).Concat(RawResults.Where(Function(x) x.Platform <> ResourcePlatforms.CurseForge)).ToList
'去重
RawResults = RawResults.Distinct(Function(a, b) a.IsLike(b)).ToList
'已有内容去重
RawResults = RawResults.Where(Function(r) Not RealResults.Any(Function(b) r.IsLike(b)) AndAlso
Not Storage.Results.Any(Function(b) r.IsLike(b))).ToList
'加入列表
RealResults.AddRange(RawResults)
Log($"[Resource] 去重、筛选后累计新增结果 {RealResults.Count} 个(目前已有结果 {Storage.Results.Count} 个)")
#End Region
#Region "检查结果数量,如果不足且可继续,会继续加载下一页"
If RealResults.Count + Storage.Results.Count < Request.TargetResultCount Then
Log($"[Resource] 总结果数需求最少 {Request.TargetResultCount} 个,仅获得了 {RealResults.Count + Storage.Results.Count} 个")
If Request.CanContinue AndAlso Not Errors.Any Then '如果有某个源失败则不再重试,这时候重试可能导致无限循环
Log("[Resource] 将继续尝试加载下一页")
GoTo NextPage
Else
Log("[Resource] 无法继续加载,将强制结束")
End If
End If
#End Region
#Region "将结果排序并添加"
Dim Scores As New Dictionary(Of ResourceProject, Double) '排序分
Dim GetDownloadCountMult =
Function(Project As ResourceProject) As Double
Select Case Request.Type
Case ResourceTypes.Mod, ResourceTypes.ModPack
Return If(Project.Platform = ResourcePlatforms.CurseForge, 1, 5)
Case ResourceTypes.DataPack
Return If(Project.Platform = ResourcePlatforms.CurseForge, 10, 1)
Case ResourceTypes.ResourcePack, ResourceTypes.Shader
Return If(Project.Platform = ResourcePlatforms.CurseForge, 1, 4)
Case Else
Return 1
End Select
End Function
If String.IsNullOrEmpty(RawSearchText) Then
'如果没有搜索文本,按下载量将结果排序
For Each Result As ResourceProject In RealResults
Scores(Result) = Result.DownloadCount * GetDownloadCountMult(Result)
Next
Else
'如果有搜索文本,按关联度将结果排序
'排序分 = 搜索相对相似度 (1) + 下载量权重 (对数,10 亿时为 1) + 有中文名 (0.2)
Dim SearchEntries As New List(Of SearchEntry(Of ResourceProject))
For Each Result As ResourceProject In RealResults
Scores(Result) = If(Result.WikiId > 0, 0.2, 0) +
Math.Log10(Math.Max(Result.DownloadCount, 1) * GetDownloadCountMult(Result)) / 9
SearchEntries.Add(New SearchEntry(Of ResourceProject) With {.Item = Result, .SearchSource = New List(Of SearchSource) From {
New SearchSource(If(IsChineseSearch, Result.TranslatedName, Result.RawName).Split({"/"c}, StringSplitOptions.RemoveEmptyEntries), 1),
New SearchSource(Result.Description, 0.05)}})
Next
Dim SearchResult = Search(SearchEntries, RawSearchText, 10000, -1)
For Each OneResult In SearchResult
Scores(OneResult.Item) +=
If(OneResult.AbsoluteRight, 10, OneResult.Similarity) /
If(SearchResult.First.AbsoluteRight, 10, SearchResult.First.Similarity) '最高 1 分的相似度分
Next
End If
'根据排序分得出结果并添加
If Task.IsInterrupted Then Throw New ThreadInterruptedException '#8246
Storage.Results.AddRange(
Scores.OrderByDescending(Function(s) s.Value).Select(Function(r) r.Key))
#End Region
End Sub
End Class