Added plugin to configure xcode proj when building

.eslintrc.js

@@ -24,6 +24,7 @@ module.exports = {
     'max-len': [2, { code: 120 }],
     '@typescript-eslint/no-unused-vars': ['warn', { caughtErrors: 'none' }],
     '@typescript-eslint/ban-ts-comment': ['off'],
+    '@typescript-eslint/no-non-null-assertion': ['off'],
     'prettier/prettier': [
       'error',
       {

app.plugin.js

@@ -0,0 +1 @@
+module.exports = require('./plugin/build')

package.json

@@ -48,7 +48,8 @@
     "prettier": "^2.8.1",
     "prettier-eslint": "^15.0.1",
     "prettier-eslint-cli": "^7.1.0",
-    "typescript": "^4.7.4"
+    "typescript": "^4.7.4",
+    "fs-jetpack": "^5.1.0"
   },
   "peerDependencies": {
     "expo": "*",

plugin/assets/ios/ShareExtension-Info.plist

@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+    <key>CFBundleDevelopmentRegion</key>
+    <string>$(DEVELOPMENT_LANGUAGE)</string>
+    <key>CFBundleDisplayName</key>
+    <string>ShareExtension</string>
+    <key>CFBundleExecutable</key>
+    <string>$(EXECUTABLE_NAME)</string>
+    <key>CFBundleIdentifier</key>
+    <string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+    <key>CFBundleInfoDictionaryVersion</key>
+    <string>6.0</string>
+    <key>CFBundleName</key>
+    <string>$(PRODUCT_NAME)</string>
+    <key>CFBundlePackageType</key>
+    <string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
+    <key>CFBundleShortVersionString</key>
+    <string>{{CFBundleShortVersionString}}</string>
+    <key>CFBundleVersion</key>
+    <string>{{CFBundleVersion}}</string>
+    <key>NSExtension</key>
+    <dict>
+        <key>NSExtensionAttributes</key>
+        <dict>
+            <key>NSExtensionActivationRule</key>
+            <string>{{NSExtensionActivationRule}}</string>
+        </dict>
+        <key>NSExtensionMainStoryboard</key>
+        <string>{{NSExtensionMainStoryboard}}</string>
+        <key>NSExtensionPointIdentifier</key>
+        <string>com.apple.share-services</string>
+    </dict>
+</dict>
+</plist>

plugin/assets/ios/ShareExtension.entitlements

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>keychain-access-groups</key>
+	<array>
+		<string>$(AppIdentifierPrefix){{IDENTIFIER}}</string>
+	</array>
+</dict>
+</plist>

plugin/src/index.ts

@@ -0,0 +1,252 @@
+import { ConfigPlugin, withEntitlementsPlist, withXcodeProject, withInfoPlist } from '@expo/config-plugins'
+import assert from 'assert'
+import * as jetpack from 'fs-jetpack'
+import path from 'path'
+
+export type ShareExtensionPluginProps = {
+  devTeam: string
+  extensionPath: string
+  mainStoryboardName: string
+  activationRule: string | string[]
+  supportSuggestions?: boolean
+  overrideDeploymentTarget?: string
+  overrideSwiftVersion?: string
+}
+
+const PLUGIN_PATH = 'share-extension-expo-plugin'
+const EXTENSION_TARGET_NAME = 'ShareExtension'
+
+const ENTITLEMENTS_FILENAME = `${EXTENSION_TARGET_NAME}.entitlements`
+const INFO_PLIST_FILENAME = `${EXTENSION_TARGET_NAME}-Info.plist`
+
+const DEFAULT_DEPLOYMENT_TARGET = '15.0'
+const DEFAULT_SWIFT_VERSION = '5.7'
+
+const REGEX_IDENTIFIER = /{{IDENTIFIER}}/gm
+const REGEX_BUNDLE_SHORT_VERSION = /{{CFBundleShortVersionString}}/gm
+const REGEX_BUNDLE_VERSION = /{{CFBundleVersion}}/gm
+const REGEX_EXTENSION_ACTIVATION_RULE = /{{NSExtensionActivationRule}}/gm
+const REGEX_EXTENSION_MAIN_STORYBOARD = /{{NSExtensionMainStoryboard}}/gm
+
+const withShareExtension: ConfigPlugin<ShareExtensionPluginProps> = (config, pluginProps) => {
+  assert(config.version, 'Missing {expo.version} in app config.')
+  assert(config.ios?.bundleIdentifier, 'Missing {expo.ios.bundleIdentifier} in app config.')
+  assert(config.ios?.buildNumber, 'Missing {expo.ios.buildNumber} in app config.')
+
+  if (pluginProps.supportSuggestions) {
+    config = withMessageIntent(config, pluginProps)
+  }
+
+  config = withKeychainSharing(config, pluginProps)
+  config = withShareExtensionTarget(config, pluginProps)
+  config = withEasManagedCredentials(config, pluginProps)
+  return config
+}
+
+const withMessageIntent: ConfigPlugin<ShareExtensionPluginProps> = (config) => {
+  return withInfoPlist(config, (config) => {
+    if (!Array.isArray(config.modResults.NSUserActivityTypes)) {
+      config.modResults.NSUserActivityTypes = []
+    }
+
+    if (!config.modResults.NSUserActivityTypes.includes('INSendMessageIntent')) {
+      config.modResults.NSUserActivityTypes.push('INSendMessageIntent')
+    }
+
+    return config
+  })
+}
+
+const withKeychainSharing: ConfigPlugin<ShareExtensionPluginProps> = (config) => {
+  return withEntitlementsPlist(config, (config) => {
+    const KEYCHAIN_ACCESS_GROUP = 'keychain-access-groups'
+
+    if (!Array.isArray(config.modResults[KEYCHAIN_ACCESS_GROUP])) {
+      config.modResults[KEYCHAIN_ACCESS_GROUP] = []
+    }
+
+    const modResultsArray = config.modResults[KEYCHAIN_ACCESS_GROUP] as any[]
+
+    const entitlement = `$(AppIdentifierPrefix)${config.ios!.bundleIdentifier}`
+
+    if (modResultsArray.indexOf(entitlement) !== -1) {
+      return config
+    }
+
+    modResultsArray.push(entitlement)
+    return config
+  })
+}
+
+const withShareExtensionTarget: ConfigPlugin<ShareExtensionPluginProps> = (config, pluginProps) => {
+  return withXcodeProject(config, (config) => {
+    let modulesPath = 'node_modules'
+    for (let x = 0; x < 5 && !jetpack.exists(modulesPath); x++) {
+      modulesPath = '../' + modulesPath
+    }
+    const source = `${modulesPath}/${PLUGIN_PATH}/plugin/assets/ios`
+    const destination = `${config.modRequest.platformProjectRoot}/${EXTENSION_TARGET_NAME}`
+    const xcodeProject = config.modResults
+
+    const devTeam = pluginProps.devTeam
+    const deploymentTarget = pluginProps?.overrideDeploymentTarget ?? DEFAULT_DEPLOYMENT_TARGET
+    const swiftVersion = pluginProps.overrideSwiftVersion ?? DEFAULT_SWIFT_VERSION
+    const deviceFamily = config.ios?.isTabletOnly ? '"2"' : config.ios?.supportsTablet ? '"1,2"' : '"1"'
+    const bundleIdentifier = config.ios!.bundleIdentifier!
+    const bundleVersion = config.ios!.buildNumber!
+    const bundleShortVersion = config.version!
+    const mainStoryboardName = pluginProps.mainStoryboardName
+
+    let activationRule = ''
+    if (typeof pluginProps.activationRule === 'string') {
+      activationRule = pluginProps.activationRule as string
+    } else {
+      const rules = pluginProps.activationRule as string[]
+      activationRule = `SUBQUERY ( \
+          extensionItems, \
+          $extensionItem, \
+          SUBQUERY ( \
+            $extensionItem.attachments, \
+            $attachment, \
+            (${rules
+              .map((x) => `ANY $attachment.registeredTypeIdentifiers UTI-CONFORMS-TO "public.${x}"`)
+              .join(' || ')})
+          ).@count == 1 \
+        ).@count == 1`
+    }
+
+    const sourceFiles = jetpack.find(pluginProps.extensionPath, { matching: '*.swift' })
+    const resourceFiles = jetpack.find(pluginProps.extensionPath, { matching: '*.storyboard' })
+
+    const allFiles = [
+      `${source}/${ENTITLEMENTS_FILENAME}`,
+      `${source}/${INFO_PLIST_FILENAME}`,
+      ...sourceFiles,
+      ...resourceFiles,
+    ]
+
+    // Copy assets into xcode project
+    jetpack.dir(destination)
+    allFiles.forEach((x) => jetpack.copy(x, `${destination}/${path.basename(x)}`))
+
+    // Fix group identifier in entitlements
+    const entitlementsPath = `${destination}/${ENTITLEMENTS_FILENAME}`
+    let entitlementsFile = jetpack.read(entitlementsPath)!
+    entitlementsFile = entitlementsFile.replace(REGEX_IDENTIFIER, bundleIdentifier)
+    jetpack.write(entitlementsPath, entitlementsFile)
+
+    // Fix missing data in info plist
+    const infoPlistPath = `${destination}/${ENTITLEMENTS_FILENAME}`
+    let infoPlistFile = jetpack.read(infoPlistPath)!
+    infoPlistFile = infoPlistFile.replace(REGEX_BUNDLE_SHORT_VERSION, bundleShortVersion)
+    infoPlistFile = infoPlistFile.replace(REGEX_BUNDLE_VERSION, bundleVersion)
+    infoPlistFile = infoPlistFile.replace(REGEX_EXTENSION_MAIN_STORYBOARD, mainStoryboardName)
+    infoPlistFile = infoPlistFile.replace(REGEX_EXTENSION_ACTIVATION_RULE, activationRule)
+    jetpack.write(infoPlistPath, infoPlistFile)
+
+    // Add assets in an xcode 'PBXGroup' (xcode folders)
+    const allFilesNames = allFiles.map((x) => path.basename(x))
+    const group = xcodeProject.addPbxGroup(allFilesNames, EXTENSION_TARGET_NAME, EXTENSION_TARGET_NAME)
+
+    // Add the new PBXGroup to the top level group
+    // This makes the folder appear in the file explorer in Xcode
+    const groups = xcodeProject.hash.project.objects['PBXGroup']
+    const rootKey = Object.keys(groups).find(
+      (key) => !key.includes('comment') && groups[key].name === undefined && groups[key].path !== 'Pods'
+    )
+    xcodeProject.addToPbxGroup(group.uuid, rootKey)
+
+    // WORK AROUND for xcodeProject.addTarget BUG
+    // Xcode projects don't contain these if there is only one target
+    // An upstream fix should be made to the code referenced in this link:
+    // https://github.com/apache/cordova-node-xcode/blob/8b98cabc5978359db88dc9ff2d4c015cba40f150/lib/pbxProject.js#L860
+    const projObjects = xcodeProject.hash.project.objects
+    projObjects['PBXTargetDependency'] = projObjects['PBXTargetDependency'] || {}
+    projObjects['PBXContainerItemProxy'] = projObjects['PBXTargetDependency'] || {}
+
+    if (xcodeProject.pbxTargetByName(EXTENSION_TARGET_NAME)) {
+      console.log(`${EXTENSION_TARGET_NAME} already exists in project. Skipping...`)
+      return config
+    }
+
+    // Add the target
+    // This adds PBXTargetDependency and PBXContainerItemProxy for you
+    const target = xcodeProject.addTarget(
+      EXTENSION_TARGET_NAME,
+      'app_extension',
+      EXTENSION_TARGET_NAME,
+      `${bundleIdentifier}.${EXTENSION_TARGET_NAME}`
+    )
+
+    // Add build phases to the new target
+    xcodeProject.addBuildPhase(
+      sourceFiles.map((x) => path.basename(x)),
+      'PBXSourcesBuildPhase',
+      'Sources',
+      target.uuid
+    )
+    xcodeProject.addBuildPhase(
+      resourceFiles.map((x) => path.basename(x)),
+      'PBXResourcesBuildPhase',
+      'Resources',
+      target.uuid
+    )
+
+    // Edit build settings
+    const configurations = xcodeProject.pbxXCBuildConfigurationSection()
+    for (const key in configurations) {
+      if (
+        typeof configurations[key].buildSettings !== 'undefined' &&
+        configurations[key].buildSettings.PRODUCT_NAME === `"${EXTENSION_TARGET_NAME}"`
+      ) {
+        const buildSettingsObj = configurations[key].buildSettings
+        buildSettingsObj.DEVELOPMENT_TEAM = devTeam
+        buildSettingsObj.IPHONEOS_DEPLOYMENT_TARGET = deploymentTarget
+        buildSettingsObj.TARGETED_DEVICE_FAMILY = deviceFamily
+        buildSettingsObj.CODE_SIGN_ENTITLEMENTS = `${EXTENSION_TARGET_NAME}/${ENTITLEMENTS_FILENAME}`
+        buildSettingsObj.CODE_SIGN_STYLE = 'Automatic'
+        buildSettingsObj.SWIFT_VERSION = swiftVersion
+      }
+    }
+
+    // Add development teams to both your target and the original project
+    xcodeProject.addTargetAttribute('DevelopmentTeam', devTeam, target)
+    xcodeProject.addTargetAttribute('DevelopmentTeam', devTeam)
+
+    jetpack.write(config.modResults.filepath, xcodeProject.writeSync())
+
+    return config
+  })
+}
+
+const withEasManagedCredentials: ConfigPlugin<ShareExtensionPluginProps> = (config) => {
+  config.extra = {
+    ...config.extra,
+    eas: {
+      ...config.extra?.eas,
+      build: {
+        ...config.extra?.eas?.build,
+        experimental: {
+          ...config.extra?.eas?.build?.experimental,
+          ios: {
+            ...config.extra?.eas?.build?.experimental?.ios,
+            appExtensions: [
+              ...(config.extra?.eas?.build?.experimental?.ios?.appExtensions ?? []),
+              {
+                targetName: EXTENSION_TARGET_NAME,
+                bundleIdentifier: `${config.ios!.bundleIdentifier!}.${EXTENSION_TARGET_NAME}`,
+                entitlements: {
+                  'keychain-access-groups': [`$(AppIdentifierPrefix)${config.ios!.bundleIdentifier!}`],
+                },
+              },
+            ],
+          },
+        },
+      },
+    },
+  }
+
+  return config
+}
+
+export default withShareExtension

plugin/tsconfig.json

@@ -0,0 +1,9 @@
+{
+  "extends": "expo-module-scripts/tsconfig.plugin",
+  "compilerOptions": {
+    "outDir": "build",
+    "rootDir": "src"
+  },
+  "include": ["./src"],
+  "exclude": ["**/__mocks__/*", "**/__tests__/*"]
+}

yarn.lock

@@ -2541,6 +2541,13 @@ brace-expansion@^1.1.7:
     balanced-match "^1.0.0"
     concat-map "0.0.1"
 
+brace-expansion@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-2.0.1.tgz#1edc459e0f0c548486ecf9fc99f2221364b9a0ae"
+  integrity sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==
+  dependencies:
+    balanced-match "^1.0.0"
+
 braces@^3.0.2, braces@~3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/braces/-/braces-3.0.2.tgz#3454e1a462ee8d599e236df336cd9ea4f8afe107"
@@ -3932,6 +3939,13 @@ fs-extra@~8.1.0:
     jsonfile "^4.0.0"
     universalify "^0.1.0"
 
+fs-jetpack@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/fs-jetpack/-/fs-jetpack-5.1.0.tgz#dcd34d709b69007c9dc2420a6f2b9e8f986cff0d"
+  integrity sha512-Xn4fDhLydXkuzepZVsr02jakLlmoARPy+YWIclo4kh0GyNGUHnTqeH/w/qIsVn50dFxtp8otPL2t/HcPJBbxUA==
+  dependencies:
+    minimatch "^5.1.0"
+
 fs-minipass@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-2.1.0.tgz#7f5036fdbf12c63c169190cbe4199c852271f9fb"
@@ -5179,6 +5193,13 @@ mimic-fn@^1.0.0:
   dependencies:
     brace-expansion "^1.1.7"
 
+minimatch@^5.1.0:
+  version "5.1.6"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-5.1.6.tgz#1cfcb8cf5522ea69952cd2af95ae09477f122a96"
+  integrity sha512-lKwV/1brpG6mBUFHtb7NUmtABCb2WZZmm2wNiOA5hAb8VdCS4B3dtMWyvcoViccwAW/COERjXLt0zP1zXUN26g==
+  dependencies:
+    brace-expansion "^2.0.1"
+
 minimist@^1.2.0, minimist@^1.2.6:
   version "1.2.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.8.tgz#c1a464e7693302e082a075cee0c057741ac4772c"