platform: modularize api/gui, add docs-tests-web foundation, and refresh root config

selective-vpn-api/app/trafficprofiles/appkey.go

@@ -0,0 +1,178 @@
+package trafficprofiles
+
+import (
+	"path/filepath"
+	"strings"
+)
+
+func CanonicalizeAppKey(appKey string, command string) string {
+	key := strings.TrimSpace(appKey)
+	cmd := strings.TrimSpace(command)
+
+	fields := SplitCommandTokens(cmd)
+	if len(fields) == 0 && key != "" {
+		fields = []string{key}
+	}
+
+	primary := key
+	if len(fields) > 0 {
+		primary = fields[0]
+	}
+	primary = stripOuterQuotes(strings.TrimSpace(primary))
+	if primary == "" {
+		return ""
+	}
+
+	base := strings.ToLower(filepath.Base(primary))
+	clean := make([]string, 0, len(fields))
+	for _, f := range fields {
+		f = stripOuterQuotes(strings.TrimSpace(f))
+		if f == "" {
+			continue
+		}
+		clean = append(clean, f)
+	}
+
+	switch base {
+	case "flatpak":
+		if id := extractRunTarget(clean); id != "" {
+			return "flatpak:" + strings.ToLower(strings.TrimSpace(id))
+		}
+		return "flatpak"
+	case "snap":
+		if name := extractRunTarget(clean); name != "" {
+			return "snap:" + strings.ToLower(strings.TrimSpace(name))
+		}
+		return "snap"
+	case "gtk-launch":
+		if len(clean) >= 2 {
+			id := strings.TrimSpace(clean[1])
+			if id != "" && !strings.HasPrefix(id, "-") {
+				return "desktop:" + strings.ToLower(id)
+			}
+		}
+	case "env":
+		for i := 1; i < len(clean); i++ {
+			tok := strings.TrimSpace(clean[i])
+			if tok == "" {
+				continue
+			}
+			if strings.HasPrefix(tok, "-") {
+				continue
+			}
+			if strings.Contains(tok, "=") {
+				continue
+			}
+			return CanonicalizeAppKey(tok, strings.Join(clean[i:], " "))
+		}
+		return "env"
+	}
+
+	if strings.Contains(primary, "/") {
+		b := filepath.Base(primary)
+		if b != "" && b != "." && b != "/" {
+			return strings.ToLower(strings.TrimSpace(b))
+		}
+	}
+
+	return strings.ToLower(strings.TrimSpace(primary))
+}
+
+func stripOuterQuotes(s string) string {
+	in := strings.TrimSpace(s)
+	if len(in) >= 2 {
+		if (in[0] == '"' && in[len(in)-1] == '"') || (in[0] == '\'' && in[len(in)-1] == '\'') {
+			return strings.TrimSpace(in[1 : len(in)-1])
+		}
+	}
+	return in
+}
+
+func extractRunTarget(fields []string) string {
+	if len(fields) == 0 {
+		return ""
+	}
+	idx := -1
+	for i := 0; i < len(fields); i++ {
+		if strings.TrimSpace(fields[i]) == "run" {
+			idx = i
+			break
+		}
+	}
+	if idx < 0 {
+		return ""
+	}
+	for j := idx + 1; j < len(fields); j++ {
+		tok := strings.TrimSpace(fields[j])
+		if tok == "" {
+			continue
+		}
+		if tok == "--" {
+			continue
+		}
+		if strings.HasPrefix(tok, "-") {
+			continue
+		}
+		return tok
+	}
+	return ""
+}
+
+func SplitCommandTokens(raw string) []string {
+	s := strings.TrimSpace(raw)
+	if s == "" {
+		return nil
+	}
+
+	out := make([]string, 0, 8)
+	var cur strings.Builder
+	inSingle := false
+	inDouble := false
+	escaped := false
+
+	flush := func() {
+		if cur.Len() == 0 {
+			return
+		}
+		out = append(out, cur.String())
+		cur.Reset()
+	}
+
+	for _, r := range s {
+		if escaped {
+			cur.WriteRune(r)
+			escaped = false
+			continue
+		}
+		switch r {
+		case '\\':
+			if inSingle {
+				cur.WriteRune(r)
+			} else {
+				escaped = true
+			}
+		case '\'':
+			if inDouble {
+				cur.WriteRune(r)
+			} else {
+				inSingle = !inSingle
+			}
+		case '"':
+			if inSingle {
+				cur.WriteRune(r)
+			} else {
+				inDouble = !inDouble
+			}
+		case ' ', '\t', '\n', '\r':
+			if inSingle || inDouble {
+				cur.WriteRune(r)
+			} else {
+				flush()
+			}
+		default:
+			cur.WriteRune(r)
+		}
+	}
+	flush()
+	return out
+}