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Fix crash creating Modrinth packs with multiple files from the same CF project (fixes #197)

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This commit is contained in:
comp500 2023-03-11 00:09:26 +00:00
parent aeae76a569
commit abf701560d
1 changed files with 23 additions and 11 deletions
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34
curseforge/curseforge.go
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@ -490,7 +490,8 @@ func (c cfDownloader) GetFilesMetadata(mods []*core.Mod) ([]core.MetaDownloaderD
}
downloaderData := make([]core.MetaDownloaderData, len(mods))
indexMap := make(map[uint32]int)
// Need array mapping project ID -> mod index, since there may be multiple files with the same project ID
indexMap := make(map[uint32][]int)
projectMetadata := make([]cfUpdateData, len(mods))
fileIDs := make([]uint32, len(mods))
for i, v := range mods {
@ -499,7 +500,7 @@ func (c cfDownloader) GetFilesMetadata(mods []*core.Mod) ([]core.MetaDownloaderD
return nil, fmt.Errorf("failed to read CurseForge update metadata from %s", v.Name)
}
project := updateData.(cfUpdateData)
indexMap[project.ProjectID] = i
indexMap[project.ProjectID] = append(indexMap[project.ProjectID], i)
projectMetadata[i] = project
fileIDs[i] = project.FileID
}
@ -510,7 +511,7 @@ func (c cfDownloader) GetFilesMetadata(mods []*core.Mod) ([]core.MetaDownloaderD
}
modIDsToLookup := make([]uint32, 0)
fileNames := make([]string, len(mods))
fileNames := make(map[uint32]string)
for _, file := range fileData {
if _, ok := indexMap[file.ModID]; !ok {
return nil, fmt.Errorf("unknown project ID in response: %v (file %v, name %v)", file.ModID, file.ID, file.FileName)
@ -518,10 +519,12 @@ func (c cfDownloader) GetFilesMetadata(mods []*core.Mod) ([]core.MetaDownloaderD
// Opted-out mods don't provide their download URLs
if file.DownloadURL == "" {
modIDsToLookup = append(modIDsToLookup, file.ModID)
fileNames[indexMap[file.ModID]] = file.FileName
fileNames[file.ModID] = file.FileName
} else {
downloaderData[indexMap[file.ModID]] = &cfDownloadMetadata{
url: file.DownloadURL,
for _, v := range indexMap[file.ModID] {
downloaderData[v] = &cfDownloadMetadata{
url: file.DownloadURL,
}
}
}
}
@ -535,15 +538,24 @@ func (c cfDownloader) GetFilesMetadata(mods []*core.Mod) ([]core.MetaDownloaderD
if _, ok := indexMap[mod.ID]; !ok {
return nil, fmt.Errorf("unknown project ID in response: %v (for %v)", mod.ID, mod.Name)
}
downloaderData[indexMap[mod.ID]] = &cfDownloadMetadata{
noDistribution: true, // Inverted so the default value is not this (probably doesn't matter)
name: mod.Name,
websiteUrl: mod.Links.WebsiteURL + "/files/" + strconv.FormatUint(uint64(fileIDs[indexMap[mod.ID]]), 10),
fileName: fileNames[indexMap[mod.ID]],
for _, v := range indexMap[mod.ID] {
downloaderData[v] = &cfDownloadMetadata{
noDistribution: true, // Inverted so the default value is not this (probably doesn't matter)
name: mod.Name,
websiteUrl: mod.Links.WebsiteURL + "/files/" + strconv.FormatUint(uint64(fileIDs[v]), 10),
fileName: fileNames[mod.ID],
}
}
}
}
// Ensure all files got data
for i, v := range downloaderData {
if v == nil {
return nil, fmt.Errorf("did not get CurseForge metadata for %s", mods[i].Name)
}
}
return downloaderData, nil
}