GLEGram 12.5 — Initial public release

Based on Swiftgram 12.5 (Telegram iOS 12.5).
All GLEGram features ported and organized in GLEGram/ folder.

Features: Ghost Mode, Saved Deleted Messages, Content Protection Bypass,
Font Replacement, Fake Profile, Chat Export, Plugin System, and more.

See CHANGELOG_12.5.md for full details.

Swiftgram/SGSettingsUI/Sources/PluginMetadata.swift

@@ -0,0 +1,98 @@
+// MARK: Swiftgram – Plugin metadata (exteraGram-compatible .plugin file format)
+import Foundation
+
+/// Metadata parsed from a .plugin file (exteraGram plugin format).
+public struct PluginMetadata: Codable, Equatable {
+    public let id: String
+    public let name: String
+    public let description: String
+    public let version: String
+    public let author: String
+    /// Icon reference e.g. "ApplicationEmoji/141" or "glePlugins/1".
+    public let iconRef: String?
+    public let minVersion: String?
+    /// If true, plugin modifies profile display (Fake Profile–style). App reads settings and applies via userDisplayRunner.
+    public let hasUserDisplay: Bool
+
+    public init(id: String, name: String, description: String, version: String, author: String, iconRef: String? = nil, minVersion: String? = nil, hasUserDisplay: Bool = false) {
+        self.id = id
+        self.name = name
+        self.description = description
+        self.version = version
+        self.author = author
+        self.iconRef = iconRef
+        self.minVersion = minVersion
+        self.hasUserDisplay = hasUserDisplay
+    }
+
+    public init(from decoder: Decoder) throws {
+        let c = try decoder.container(keyedBy: CodingKeys.self)
+        id = try c.decode(String.self, forKey: .id)
+        name = try c.decode(String.self, forKey: .name)
+        description = try c.decode(String.self, forKey: .description)
+        version = try c.decode(String.self, forKey: .version)
+        author = try c.decode(String.self, forKey: .author)
+        iconRef = try c.decodeIfPresent(String.self, forKey: .iconRef)
+        minVersion = try c.decodeIfPresent(String.self, forKey: .minVersion)
+        hasUserDisplay = try c.decodeIfPresent(Bool.self, forKey: .hasUserDisplay) ?? false
+    }
+}
+
+/// Installed plugin info (stored in settings).
+public struct PluginInfo: Codable, Equatable {
+    public var metadata: PluginMetadata
+    public var path: String
+    public var enabled: Bool
+    public var hasSettings: Bool
+    
+    public init(metadata: PluginMetadata, path: String, enabled: Bool, hasSettings: Bool) {
+        self.metadata = metadata
+        self.path = path
+        self.enabled = enabled
+        self.hasSettings = hasSettings
+    }
+}
+
+/// Parses exteraGram-style metadata from .plugin file content (Python script with __name__, __description__, etc.).
+public enum PluginMetadataParser {
+    private static let namePattern = #"__name__\s*=\s*["']([^"']+)["']"#
+    private static let descriptionPattern = #"__description__\s*=\s*["']([^"']+)["']"#
+    private static let versionPattern = #"__version__\s*=\s*["']([^"']+)["']"#
+    private static let authorPattern = #"__author__\s*=\s*["']([^"']+)["']"#
+    private static let idPattern = #"__id__\s*=\s*["']([^"']+)["']"#
+    private static let iconPattern = #"__icon__\s*=\s*["']([^"']+)["']"#
+    private static let minVersionPattern = #"__min_version__\s*=\s*["']([^"']+)["']"#
+    private static let createSettingsPattern = #"def\s+create_settings\s*\("#
+    /// Some plugins set __settings__ = True (e.g. panic_passcode_pro).
+    private static let settingsFlagPattern = #"__settings__\s*=\s*True"#
+    /// Plugins that modify profile display (Fake Profile–style) set __user_display__ = True.
+    private static let userDisplayPattern = #"__user_display__\s*=\s*True"#
+
+    public static func parse(content: String) -> PluginMetadata? {
+        guard let name = firstMatch(in: content, pattern: namePattern),
+              let id = firstMatch(in: content, pattern: idPattern) else {
+            return nil
+        }
+        let description = firstMatch(in: content, pattern: descriptionPattern) ?? ""
+        let version = firstMatch(in: content, pattern: versionPattern) ?? "1.0"
+        let author = firstMatch(in: content, pattern: authorPattern) ?? ""
+        let iconRef = firstMatch(in: content, pattern: iconPattern)
+        let minVersion = firstMatch(in: content, pattern: minVersionPattern)
+        let hasUserDisplay = content.range(of: userDisplayPattern, options: .regularExpression) != nil
+        return PluginMetadata(id: id, name: name, description: description, version: version, author: author, iconRef: iconRef, minVersion: minVersion, hasUserDisplay: hasUserDisplay)
+    }
+    
+    public static func hasCreateSettings(content: String) -> Bool {
+        content.range(of: createSettingsPattern, options: .regularExpression) != nil
+            || content.range(of: settingsFlagPattern, options: .regularExpression) != nil
+    }
+    
+    private static func firstMatch(in string: String, pattern: String) -> String? {
+        guard let regex = try? NSRegularExpression(pattern: pattern),
+              let match = regex.firstMatch(in: string, range: NSRange(string.startIndex..., in: string)),
+              let range = Range(match.range(at: 1), in: string) else {
+            return nil
+        }
+        return String(string[range])
+    }
+}