⚡️ More efficient extension parsing

phpmon-tests/Parsers/PhpConfigurationTest.swift

@@ -15,9 +15,19 @@ class PhpConfigurationTest: XCTestCase {
     }
 
     func testCanLoadExtension() throws {
-        let iniFile = PhpConfigurationFile.from(filePath: Self.phpIniFileUrl.path)
+        let iniFile = PhpConfigurationFile.from(filePath: Self.phpIniFileUrl.path)!
 
         XCTAssertNotNil(iniFile)
+
+        XCTAssertGreaterThan(iniFile.extensions.count, 0)
+    }
+
+    func testCanSwapConfigurationValue() throws {
+        let destination = Utility.copyToTemporaryFile(resourceName: "php", fileExtension: "ini")!
+
+        let configurationFile = PhpConfigurationFile.from(filePath: destination.path)
+
+        XCTAssertNotNil(configurationFile)
     }
 
 }

phpmon-tests/Parsers/PhpExtensionTest.swift

@@ -15,13 +15,13 @@ class PhpExtensionTest: XCTestCase {
     }
 
     func testCanLoadExtension() throws {
-        let extensions = PhpExtension.load(from: Self.phpIniFileUrl)
+        let extensions = PhpExtension.from(filePath: Self.phpIniFileUrl.path)
 
         XCTAssertGreaterThan(extensions.count, 0)
     }
 
     func testExtensionNameIsCorrect() throws {
-        let extensions = PhpExtension.load(from: Self.phpIniFileUrl)
+        let extensions = PhpExtension.from(filePath: Self.phpIniFileUrl.path)
 
         let extensionNames = extensions.map { (ext) -> String in
             return ext.name
@@ -40,7 +40,7 @@ class PhpExtensionTest: XCTestCase {
     }
 
     func testExtensionStatusIsCorrect() throws {
-        let extensions = PhpExtension.load(from: Self.phpIniFileUrl)
+        let extensions = PhpExtension.from(filePath: Self.phpIniFileUrl.path)
 
         // xdebug should be enabled
         XCTAssertEqual(extensions[0].enabled, true)
@@ -51,7 +51,7 @@ class PhpExtensionTest: XCTestCase {
 
     func testToggleWorksAsExpected() throws {
         let destination = Utility.copyToTemporaryFile(resourceName: "php", fileExtension: "ini")!
-        let extensions = PhpExtension.load(from: destination)
+        let extensions = PhpExtension.from(filePath: destination.path)
         XCTAssertEqual(extensions.count, 6)
 
         // Try to disable xdebug (should be detected first)!
@@ -66,7 +66,7 @@ class PhpExtensionTest: XCTestCase {
         XCTAssertTrue(file.contains("; zend_extension=\"xdebug.so\""))
 
         // Make sure if we load the data again, it's disabled
-        XCTAssertEqual(PhpExtension.load(from: destination).first!.enabled, false)
+        XCTAssertEqual(PhpExtension.from(filePath: destination.path).first!.enabled, false)
     }
 
     func testCanRetrieveXdebugMode() throws {

phpmon/Common/PHP/PhpConfigurationFile.swift

@@ -22,6 +22,7 @@ class PhpConfigurationFile: CreatedFromFile {
     /// The actual content of the configuration file.
     var content: Config
 
+    /** Resolves a PHP configuration file (.ini) */
     static func from(filePath: String) -> Self? {
         let path = filePath.replacingOccurrences(
             of: "~",
@@ -44,11 +45,24 @@ class PhpConfigurationFile: CreatedFromFile {
     required init(path: String, contents: String) {
         self.file = path
 
-        self.extensions = PhpExtension.load(from: URL(string: path)!)
+        let lines = contents.components(separatedBy: "\n")
 
-        self.content = Self.parseConfig(from: contents.components(separatedBy: "\n"))
+        self.extensions = PhpExtension.from(lines, filePath: path)
+        self.content = Self.parseConfig(lines: lines)
+    }
 
-        dump(self)
+    // MARK: API
+
+    public func has(key: String) {
+        // TODO
+    }
+
+    public func value(for key: String) {
+        // TODO
+    }
+
+    public func replace(key: String, value: String) {
+        // TODO
     }
 
     // MARK: Parsing Logic
@@ -58,7 +72,7 @@ class PhpConfigurationFile: CreatedFromFile {
      Attempts to parse the configuration file, based on an array of strings.
      Each string is a line from the configuration file.
      */
-    private static func parseConfig(from lines: [String]) -> Config {
+    private static func parseConfig(lines: [String]) -> Config {
         var config = Config()
 
         var currentSectionName = "main"

phpmon/Common/PHP/PhpExtension.swift

@@ -89,24 +89,26 @@ class PhpExtension {
 
     // MARK: - Static Methods
 
-    /**
-     This method will attempt to identify all extensions in the .ini file at a certain URL.
-     */
-    static func load(from path: URL) -> [PhpExtension] {
-        let file = try? String(contentsOf: path, encoding: .utf8)
+    static func from(_ lines: [String], filePath: String) -> [PhpExtension] {
+        return lines.filter {
+            return $0.range(of: Self.extensionRegex, options: .regularExpression) != nil
+        }.map {
+            return PhpExtension($0, file: filePath)
+        }
+    }
+
+    static func from(filePath: String) -> [PhpExtension] {
+        let file = try? String(contentsOfFile: filePath)
 
         if file == nil {
             Log.err("There was an issue reading the file. Assuming no extensions were found.")
             return []
         }
 
-        return file!.components(separatedBy: "\n")
-            .filter {
-                return $0.range(of: Self.extensionRegex, options: .regularExpression) != nil
-            }
-            .map {
-                return PhpExtension($0, file: path.path)
-            }
+        return Self.from(
+            file!.components(separatedBy: "\n"),
+            filePath: filePath
+        )
     }
 
 }

phpmon/Domain/Integrations/Nginx/NginxConfigurationFile.swift

@@ -10,15 +10,16 @@ import Foundation
 
 class NginxConfigurationFile: CreatedFromFile {
 
-    /** Contents of the Nginx file in question, as a string. */
+    /// Contents of the Nginx file in question, as a string.
     var contents: String!
 
-    /** The name of the domain, usually derived from the name of the file. */
+    /// The name of the domain, usually derived from the name of the file.
     var domain: String
 
-    /** The TLD of the domain, usually derived from the name of the file. */
+    /// The TLD of the domain, usually derived from the name of the file.
     var tld: String
 
+    /** Resolves an nginx configuration file (.conf) */
     static func from(filePath: String) -> Self? {
         let path = filePath.replacingOccurrences(
             of: "~",
@@ -47,9 +48,7 @@ class NginxConfigurationFile: CreatedFromFile {
         self.tld = tld
     }
 
-    /**
-     Retrieves what address this domain is proxying.
-     */
+    /** Retrieves what address this domain is proxying. */
     lazy var proxy: String? = {
         let regex = try! NSRegularExpression(
             pattern: #"proxy_pass (?<proxy>.*:\d*)(\/*);"#,
@@ -62,9 +61,7 @@ class NginxConfigurationFile: CreatedFromFile {
         return contents[Range(match.range(withName: "proxy"), in: contents)!]
     }()
 
-    /**
-     Retrieves which isolated version is active for this domain (if applicable).
-     */
+    /** Retrieves which isolated version is active for this domain (if applicable). */
     lazy var isolatedVersion: String? = {
         let regex = try! NSRegularExpression(
             // PHP versions have (so far) never needed multiple digits for version numbers