Use xcproj if needed to fix .pbxproject format

CocoaPods < 1.0.0 does not support Xcode 7.3 yet and leaves all .pbxprojects in XML plist format instead of the ASCII plist one. Use xcproj if the user's configuration requires it to fix the .pbxproject's format.

Author: blackdragon

lib/common

@@ -40,6 +40,8 @@ export class IOSProjectService extends projectServiceBaseLib.PlatformProjectServ
 		private $devicesService: Mobile.IDevicesService,
 		private $mobileHelper: Mobile.IMobileHelper,
 		private $pluginVariablesService: IPluginVariablesService,
+		private $staticConfig: IStaticConfig,
+		private $sysInfo: ISysInfo,
 		private $xcodeSelectService: IXcodeSelectService) {
 			super($fs, $projectData, $projectDataService);
 		}
@@ -146,7 +148,7 @@ export class IOSProjectService extends projectServiceBaseLib.PlatformProjectServ
 			this.replaceFileName("-Prefix.pch", projectRootFilePath).wait();
 			this.replaceFileName(IOSProjectService.XCODE_PROJECT_EXT_NAME, this.platformData.projectRoot).wait();
 
-			let pbxprojFilePath = path.join(this.platformData.projectRoot, this.$projectData.projectName + IOSProjectService.XCODE_PROJECT_EXT_NAME, "project.pbxproj");
+			let pbxprojFilePath = this.pbxProjPath;
 			this.replaceFileContent(pbxprojFilePath).wait();
 		}).future<void>()();
 	}
@@ -355,7 +357,7 @@ export class IOSProjectService extends projectServiceBaseLib.PlatformProjectServ
 				let isUpdateConfirmed = this.$prompter.confirm(`We need to override xcodeproj file. The old one will be saved at ${this.$options.profileDir}. Are you sure?`, () => true).wait();
 				if(isUpdateConfirmed) {
 					// Copy old file to options["profile-dir"]
-					let sourceDir = path.join(this.platformData.projectRoot, `${this.$projectData.projectName}.xcodeproj`);
+					let sourceDir = this.xcodeprojPath;
 					let destinationDir = path.join(this.$options.profileDir, "xcodeproj");
 					this.$fs.deleteDirectory(destinationDir).wait();
 					shell.cp("-R", path.join(sourceDir, "*"), destinationDir);
@@ -367,7 +369,7 @@ export class IOSProjectService extends projectServiceBaseLib.PlatformProjectServ
 					shell.cp("-R", path.join(cachedPackagePath, "*"), sourceDir);
 					this.$logger.info(`Copied from ${cachedPackagePath} at ${this.platformData.projectRoot}.`);
 
-					let pbxprojFilePath = path.join(this.platformData.projectRoot, this.$projectData.projectName + IOSProjectService.XCODE_PROJECT_EXT_NAME, "project.pbxproj");
+					let pbxprojFilePath = this.pbxProjPath;
 					this.replaceFileContent(pbxprojFilePath).wait();
 				}
 
@@ -512,6 +514,14 @@ export class IOSProjectService extends projectServiceBaseLib.PlatformProjectServ
 		return (<IPluginsService>this.$injector.resolve("pluginsService")).getAllInstalledPlugins();
 	}
 
+	private get xcodeprojPath(): string {
+		return path.join(this.platformData.projectRoot, this.$projectData.projectName + IOSProjectService.XCODE_PROJECT_EXT_NAME);
+	}
+
+	private get cocoaPodsXcodeprojPath(): string {
+		return path.join(this.platformData.projectRoot, "Pods", "Pods" + IOSProjectService.XCODE_PROJECT_EXT_NAME);
+	}
+
 	private get projectPodFilePath(): string {
 		return path.join(this.platformData.projectRoot, "Podfile");
 	}
@@ -539,7 +549,7 @@ export class IOSProjectService extends projectServiceBaseLib.PlatformProjectServ
 	}
 
 	private get pbxProjPath(): string {
-		return path.join(this.platformData.projectRoot, this.$projectData.projectName + ".xcodeproj", "project.pbxproj");
+		return path.join(this.xcodeprojPath, "project.pbxproj");
 	}
 
 	private createPbxProj(): any {
@@ -585,8 +595,8 @@ export class IOSProjectService extends projectServiceBaseLib.PlatformProjectServ
 					this.$logger.warn(`Podfile contains more than one post_install sections. You need to open ${this.projectPodFilePath} file and manually resolve this issue.`);
 				}
 
-				let pbxprojFilePath = path.join(this.platformData.projectRoot, this.$projectData.projectName + IOSProjectService.XCODE_PROJECT_EXT_NAME, "xcuserdata");
-				if(!this.$fs.exists(pbxprojFilePath).wait()) {
+				let xcuserDataPath = path.join(this.xcodeprojPath, "xcuserdata");
+				if(!this.$fs.exists(xcuserDataPath).wait()) {
 					this.$logger.info("Creating project scheme...");
 					let createSchemeRubyScript = `ruby -e "require 'xcodeproj'; xcproj = Xcodeproj::Project.open('${this.$projectData.projectName}.xcodeproj'); xcproj.recreate_user_schemes; xcproj.save"`;
 					this.$childProcess.exec(createSchemeRubyScript, { cwd: this.platformData.projectRoot }).wait();
@@ -664,6 +674,24 @@ export class IOSProjectService extends projectServiceBaseLib.PlatformProjectServ
 				this.$errors.failWithoutHelp("CocoaPods or ruby gem 'xcodeproj' is not installed. Run `sudo gem install cocoapods` and try again.");
 			}
 
+			let cocoapodsVer = this.$sysInfo.getSysInfo(this.$staticConfig.pathToPackageJson).wait().cocoapodVer,
+				xcodeVersion = this.$xcodeSelectService.getXcodeVersion().wait();
+
+			xcodeVersion.patch = xcodeVersion.patch || "0";
+			let shouldUseXcproj = semver.lt(cocoapodsVer, "1.0.0") && ~helpers.versionCompare(xcodeVersion, "7.3.0");
+
+			// CocoaPods with version lower than 1.0.0 don't support Xcode 7.3 yet
+			// https://github.com/CocoaPods/CocoaPods/issues/2530#issuecomment-210470123
+			// as a result of this all .pbxprojects touched by CocoaPods get converted to XML plist format
+			if (shouldUseXcproj) {
+				// if that's the case we can use xcproj gem to convert them back to ASCII plist format
+				try {
+					this.$childProcess.exec("xcproj --version").wait();
+				} catch(e) {
+					this.$errors.failWithoutHelp(`You are using CocoaPods version ${cocoapodsVer} which does not support Xcode ${xcodeVersion.major}.${xcodeVersion.minor} yet. In order for the NativeScript CLI to be able to work correctly with this setup you need to install xcproj command line tool and add it to your PATH.`);
+				}
+			}
+
 			this.$logger.info("Installing pods...");
 			let podTool = this.$config.USE_POD_SANDBOX ? "sandbox-pod" : "pod";
 			let childProcess = this.$childProcess.spawnFromEvent(podTool,  ["install"], "close", { cwd: this.platformData.projectRoot, stdio: ['pipe', process.stdout, 'pipe'] }).wait();
@@ -683,6 +711,11 @@ export class IOSProjectService extends projectServiceBaseLib.PlatformProjectServ
 				}
 			}
 
+			if (shouldUseXcproj) {
+				this.$childProcess.exec(`xcproj --project ${this.xcodeprojPath} touch`).wait();
+				this.$childProcess.exec(`xcproj --project ${this.cocoaPodsXcodeprojPath} touch`).wait();
+			}
+
 			return childProcess;
 		}).future<any>()();
 	}

lib/services/ios-project-service.ts

@@ -76,6 +76,7 @@ function createTestInjector(projectPath: string, projectName: string): IInjector
 	testInjector.register("loggingLevels", LoggingLevels);
 	testInjector.register("utils", Utils);
 	testInjector.register("iTunesValidator", {});
+	testInjector.register("sysInfo", {});
 	testInjector.register("pluginVariablesService", PluginVariablesService);
 	testInjector.register("pluginVariablesHelper", PluginVariablesHelper);
 	return testInjector;