forked from mirrors/pkg-proxy
41 lines
1.4 KiB
Go
41 lines
1.4 KiB
Go
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package server
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import (
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"strings"
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"github.com/git-pkgs/proxy/internal/database"
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)
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// resolvePackageName determines the package name from a wildcard path by
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// checking the database. This handles namespaced packages like Composer's
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// vendor/name format where the package name contains a slash.
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//
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// It tries the full path as a package name first. If not found, it splits
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// off the last segment as a non-name suffix (version, action, etc.) and
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// tries again, working backwards until a match is found or segments run out.
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//
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// Returns the package name and the remaining path segments after the name.
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// If no package is found, returns empty name and the original segments.
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func resolvePackageName(db *database.DB, ecosystem string, segments []string) (name string, rest []string) {
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// Try increasingly longer prefixes as the package name.
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// Start with the longest possible name (all segments) and work down.
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for i := len(segments); i >= 1; i-- {
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candidate := strings.Join(segments[:i], "/")
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pkg, err := db.GetPackageByEcosystemName(ecosystem, candidate)
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if err == nil && pkg != nil {
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return candidate, segments[i:]
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}
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}
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return "", segments
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}
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// splitWildcardPath splits a chi wildcard path value into segments,
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// trimming any leading/trailing slashes.
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func splitWildcardPath(path string) []string {
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path = strings.Trim(path, "/")
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if path == "" {
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return nil
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}
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return strings.Split(path, "/")
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}
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