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__NOTOC__
__NOTOC__
= How to install Nielsen SDK using CocoaPods =
= How to install the Nielsen App SDK using Cocoapods =
CocoaPods is a dependency manager for Swift and Objective-C Cocoa projects. It has over 30 thousand libraries and is used in over 1.9 million apps. The Nielsen SDK now uses this distribution framework for improved version management and provides a Static and Dynamic Framework.
CocoaPods is a dependency manager for Swift and Objective-C Cocoa projects. It has over 30 thousand libraries and is used in over 1.9 million apps. The Nielsen SDK now uses this distribution framework for improved version management and provides a Static and Dynamic Framework. Please see [[Digital_Measurement_iOS_Cocoapods_Guide]] for instructions.
 
== Initial Configuration ==
The Nielsen SDK integration requires Cocoapods. 
* The XCFramework which requires Cocoapods Version 1.10.1 or higher.
* The Dynamic Framework which requires Cocoapods Version 1.6.1 or higher.
* The Static Framework requires Cocoapods version 1.4.0. or higher.
 
The full installation guide for this framework is provided on the [https://guides.cocoapods.org/using/getting-started.html Getting Started] page, and how to set up the Podfile is mentioned in [https://guides.cocoapods.org/using/using-cocoapods.html Using Cocoapods] page.
 
== Repository Credentials ==
The first step is to add the credentials received from Nielsen into your .netrc file.
<blockquote>
[[Image:AlertIcon.png|left|60px|link=|class=smallIcon]] Starting on Sept 21, 2021 the Nielsen SDK has moved to a public repository. Credentials are no longer required.
</blockquote>
<br>
 
== Verify version of Cocoapods ==
First verify that Cocoapods is installed.
<syntaxhighlight lang=Javascript>
pod --version
</syntaxhighlight>
If it is not, then install.<br >
===== Install via gem =====
<syntaxhighlight lang=Javascript>
sudo gem install cocoapods
</syntaxhighlight>
===== Install using homebrew =====
<syntaxhighlight lang=Javascript>
brew install cocoapods
</syntaxhighlight>
== Add Cocoapod repository ==
=== XCFramework (Cocoapods 1.10.1+) ===
If using '''XCFramework''' (preferred approach), from the command line, type the following:
<syntaxhighlight lang=Javascript>
pod repo add NielsenAppSDK https://github.com/NielsenDigitalSDK/nielsenappsdk-ios-specs-dynamic.git
</syntaxhighlight>
Make sure you run the pod init command in your **project's directory.**
<syntaxhighlight lang=Javascript>
pod init
</syntaxhighlight>
<br>You now need to slightly modify the PodFile that was created in this directory.  From the command line, you can use vi or vim to edit. <br> The following must be in the PodFile:
==== Podfile ====
<syntaxhighlight lang=Javascript>
platform :ios, '11.0'
source 'https://github.com/NielsenDigitalSDK/nielsenappsdk-ios-specs-dynamic.git'
 
target 'YourProjectsNameHere' do
use_frameworks!
    #Pods for ApplicationTarget
    pod 'NielsenAppSDK-XC'
end
</syntaxhighlight>
 
<blockquote>'''Note''': If you migrate from the iOS dynamic framework to the XCFramework, just add -XC suffix for the pod in the podfile. E.g. NielsenAppSDK should be replaced with NielsenAppSDK-XC. The same Github repo is used for both dynamic and XCFramework.</blockquote>
 
<blockquote>'''Note''': Nielsen AppSDK clients with applications on TVOS platform should take into account that TVOS slices are now part of the same XCFramework with iOS slices, so the XCFramework name is the same for both iOS and TVOS. But the TVOS framework imported in the application still has TVOS in its name. This is needed to reduce the number of changes in the existing apps. The code below should be added into the podfiles for TVOS XCFramework users.</blockquote>
 
<syntaxhighlight lang=Javascript>
# modify XCFramework configuration files to update NielsenAppApi.framework -> NielsenTVAppApi.framework
post_install do |installer|
  installer.pods_project.targets.each do |target|
    if target.name == 'Pods-NielsenVideoPlayerTVOSPodsXC'
      # update Pods-NielsenVideoPlayerTVOSPodsXC.debug.xcconfig file
      # update Pods-NielsenVideoPlayerTVOSPodsXC.release.xcconfig file
      target.build_configurations.each do |config|
          xcconfig_path = config.base_configuration_reference.real_path
          puts "post_install: Found #{File.basename(xcconfig_path)}"
          xcconfig = File.read(xcconfig_path)
          new_xcconfig = xcconfig.sub('-framework "NielsenAppApi"', '-framework "NielsenTVAppApi"')
          File.open(xcconfig_path, "w") { |file| file << new_xcconfig }
          puts "post_install: Updated #{File.basename(xcconfig_path)} file with a value: NielsenTVAppApi.framework"
      end
      # update Pods-NielsenVideoPlayerTVOSPodsXC-frameworks.sh file
      frameworksh_path = "Pods/Target Support Files/#{target.name}/#{target.name}-frameworks.sh"
      if File.exist?(frameworksh_path)
        puts "post_install: Found #{File.basename(frameworksh_path)}"
        text = File.read(frameworksh_path)
        new_contents = text.gsub('NielsenAppApi.framework', 'NielsenTVAppApi.framework')
        File.open(frameworksh_path, "w") {|file| file.puts new_contents}
        puts "post_install: Updated #{File.basename(frameworksh_path)} file with a value: NielsenTVAppApi.framework"
      end
    end
  end
end
</syntaxhighlight>
<blockquote>If you migrate from the TVOS dynamic framework to the XCFramework, please note that TVOS slices are now part of the same XCFramework with iOS slices. So in addition to appending of the -XC suffix to the pod name in the podfile please remove TVOS. E.g. the naming for the pod NielsenTVOSAppSDK should be changed to NielsenAppSDK-XC.</blockquote>
 
=== Dynamic Framework (Cocoapods 1.6.1+) ===
<blockquote>'''Note''': We highly recommend to migrate to XCFramework for all our clients.</blockquote>
If using '''Dynamic Framework''', from the command line, type the following:
<syntaxhighlight lang=Javascript>
pod repo add NielsenAppSDK https://github.com/NielsenDigitalSDK/nielsenappsdk-ios-specs-dynamic.git
</syntaxhighlight>
Make sure you run the pod init command in your **project's directory.**
<syntaxhighlight lang=Javascript>
pod init
</syntaxhighlight>
<br>You now need to slightly modify the PodFile that was created in this directory.  From the command line, you can use vi or vim to edit. <br> The following must be in the PodFile:
==== Podfile ====
<syntaxhighlight lang=Javascript>
platform :ios, '11.0'
source 'https://github.com/NielsenDigitalSDK/nielsenappsdk-ios-specs-dynamic.git'
 
target 'YourProjectsNameHere' do
use_frameworks!
    #Pods for ApplicationTarget
    pod 'NielsenAppSDK'
end
</syntaxhighlight>
<blockquote>'''Note''': If you are building an application on a Mac with Apple M1 chip, please add the following fix to end of the podfile</blockquote>
 
<syntaxhighlight lang=Javascript>
post_install do |installer|
  installer.pods_project.build_configurations.each do |config|
    config.build_settings["EXCLUDED_ARCHS[sdk=iphonesimulator*]"] = "arm64"
  end
end
</syntaxhighlight>
 
=== For Static Framework (Cocoapods 1.4+) ===
From the command line, type the following:
<syntaxhighlight lang=Javascript>
pod repo add NielsenAppSDK https://github.com/nielsendigitalsdk/nielsenappsdk-ios-specs.git
</syntaxhighlight>
Make sure you run the pod init command in your **project's directory.**
<syntaxhighlight lang=Javascript>
pod init
</syntaxhighlight>
<br>You now need to slightly modify the PodFile that was created in this directory.  From the command line, you can use vi or vim to edit. <br> The following must be in the PodFile:
==== Podfile ====
<syntaxhighlight lang=Javascript>
platform :ios, '11.0'
source 'https://github.com/NielsenDigitalSDK/nielsenappsdk-ios-specs.git'
 
target 'YourProjectsNameHere' do
    #Pods for ApplicationTarget
    pod 'NielsenAppSDK'
end
</syntaxhighlight>
<blockquote>'''Note''': If you are building an application on a Mac with Apple M1 chip, please add the following fix to end of the podfile</blockquote>
 
<syntaxhighlight lang=Javascript>
post_install do |installer|
  installer.pods_project.build_configurations.each do |config|
    config.build_settings["EXCLUDED_ARCHS[sdk=iphonesimulator*]"] = "arm64"
  end
end
</syntaxhighlight>
 
''NOTE: You can have multiple pods within the Podfile''
<br>
<br>
To select a specific version of the Nielsen SDK, just append the build number.  For example, this line is requesting XCFramework build 8.1.0.0:
<syntaxhighlight lang=javascript>
pod 'NielsenAppSDK-XC','8.1.0.0'
</syntaxhighlight>
<br>
If using version control, a warning message will be displayed within the console trace during the build of your app,
and it will show all sdk versions released to-date, allowing a developer to select a more recent build if desired.
<!--
=== For Cocoapods Versions < 1.6.0 ===
 
If you are using a version of Cocoapods that is less than 1.6.0, you have a Swift Project and your pod has '''use_frameworks!''' please use the following:
 
<syntaxhighlight lang=javascript>
# Uncomment the next line to define a global platform for your project
platform :ios, '8.0'
source 'https://github.com/NielsenDigitalSDK/nielsenappsdk-ios-specs.git'
 
target 'YourProjectsNameHere' do
  # Comment the next line if you're not using Swift and don't want to use dynamic frameworks
use_frameworks!
    #Pods for ApplicationTarget
    pod 'NielsenAppSDK'
 
static_frameworks = ['NielsenAppSDK']
# make all the other frameworks into static frameworks by overriding the static_framework? function to return true
pre_install do |installer|
    installer.pod_targets.each do |pod|
        if static_frameworks.include?(pod.name)
            puts "Overriding the static_framework? method for #{pod.name}"
            def pod.static_framework?;
            true
            end
        end
    end
end
end
 
</syntaxhighlight>
<br>
-->
 
== Execute Install ==
Once that has been edited, you can now execute the install:
<syntaxhighlight lang=Swift>
pod install
</syntaxhighlight>
<br>
Cocoapods will automatically create a new file with extension “.xcworkspace”. From this moment, that file should be used for using the target project instead of previous one with extension “.xcodeproj”. Inside of this workspace you will see “Pods” target which will include ready to use NielsenAppApi framework.
 
Open the file with the extension of <code>.xcworkspace</code> file using Xcode.
<!--
== Build Notes ==
Please note that the Nielsen dynamic framework contains slices for devices and simulators.  When building your project it is recommended that Simulator slices are removed before sending the app to the AppStore.  An example of the shell script that should be added as a Run Script phase in the application is attached
<syntaxhighlight lang=Swift>
APP_PATH="${TARGET_BUILD_DIR}/${WRAPPER_NAME}"
 
# This script loops through the frameworks embedded in the application and
# removes unused architectures.
find "$APP_PATH" -name '*.framework' -type d | while read -r FRAMEWORK
do
FRAMEWORK_EXECUTABLE_NAME=$(defaults read "$FRAMEWORK/Info.plist" CFBundleExecutable)
FRAMEWORK_EXECUTABLE_PATH="$FRAMEWORK/$FRAMEWORK_EXECUTABLE_NAME"
echo "Executable is $FRAMEWORK_EXECUTABLE_PATH"
 
EXTRACTED_ARCHS=()
 
for ARCH in $ARCHS
do
echo "Extracting $ARCH from $FRAMEWORK_EXECUTABLE_NAME"
lipo -extract "$ARCH" "$FRAMEWORK_EXECUTABLE_PATH" -o "$FRAMEWORK_EXECUTABLE_PATH-$ARCH"
EXTRACTED_ARCHS+=("$FRAMEWORK_EXECUTABLE_PATH-$ARCH")
done
 
echo "Merging extracted architectures: ${ARCHS}"
lipo -o "$FRAMEWORK_EXECUTABLE_PATH-merged" -create "${EXTRACTED_ARCHS[@]}"
rm "${EXTRACTED_ARCHS[@]}"
 
echo "Replacing original executable with thinned version"
rm "$FRAMEWORK_EXECUTABLE_PATH"
mv "$FRAMEWORK_EXECUTABLE_PATH-merged" "$FRAMEWORK_EXECUTABLE_PATH"
 
done
</syntaxhighlight>
-->
 
== Pod Versions ==
The following Pod versions are now available: (For 'kids' apps, please use the NoId framework (EG: NielsenNoIdAppSDK-XC).
 
<blockquote>'''Note''': Nielsen SDK builds for tvOS are no longer distributed as separated packages. XCFramework allows to combine iOS and tvOS platforms in a single package. Please use the corresponding XCFramework while migrating from static or dynamic framework for tvOS. E.g. NielsenTVOSAppSDK -> NielsenAppSDK-XC.</blockquote>
 
{| class="wikitable" style="width: 30%;"
|- style="background-color:#efefef;"
! App Flavor Name
|-
| NielsenAppSDK-XC
|-
| NielsenNoAdAppSDK-XC
|-
| NielsenNoIdAppSDK-XC
|}
 
We highly recommend to migrate to XCFramework for all our clients. For clients who still have reasons to keep using the old framework packages in the application and do not migrate to XCFramework we distribute "fat" frameworks both static and dynamic for the release 8.1.0.0. Anyway, our plan to stop distributing "fat" frameworks for future releases and to distribute the Nielsen iOS SDK as an XCFramework only.
 
The following Pod versions are available: (For 'kids' apps, please use the NoId framework (EG: NielsenNoIdAppSDK, NielsenNoIdTVOSAppSDK)
 
{| class="wikitable" style="width: 30%;"
|- style="background-color:#efefef;"
! App Flavor Name
|-
| NielsenAppSDK
|-
| NielsenNoAdAppSDK
|-
| NielsenNoAdTVOSAppSDK
|-
| NielsenNoIdAppSDK
|-
| NielsenNoIdTVOSAppSDK
|-
| NielsenTVOSAppSDK
|}
 
=== Regional Builds ===
(For 'kids' apps, please use the NoId framework (EG: NielsenAGFNoIdAppSDK-XC, NielsenAGFNoIdTVOSAppSDK-XC)
{| class="wikitable" style="width: 30%;"
|- style="background-color:#efefef;"
! App Flavor Name
|-
| NielsenAGFAppSDK-XC
|-
| NielsenAGFNoAdAppSDK-XC
|-
| NielsenAGFNoIdAppSDK-XC
|}
 
Fat frameworks are still available for the release 8.1.0.0.
 
{| class="wikitable" style="width: 30%;"
|- style="background-color:#efefef;"
! App Flavor Name
|-
| NielsenAGFAppSDK
|-
| NielsenAGFNoAdAppSDK
|-
| NielsenAGFNoAdTVOSAppSDK
|-
| NielsenAGFNoIdAppSDK
|-
| NielsenAGFNoIdTVOSAppSDK
|-
| NielsenAGFTVOSAppSDK
|}


=== Appsdk Suffix Reference ===
=== Appsdk Suffix Reference ===

Latest revision as of 23:23, 10 April 2024

How to install the Nielsen App SDK using Cocoapods

CocoaPods is a dependency manager for Swift and Objective-C Cocoa projects. It has over 30 thousand libraries and is used in over 1.9 million apps. The Nielsen SDK now uses this distribution framework for improved version management and provides a Static and Dynamic Framework. Please see Digital_Measurement_iOS_Cocoapods_Guide for instructions.

Appsdk Suffix Reference

The Nielsen AppSDK has various configurations per market and distribution type, which can be determined by reviewing the sdk suffix. The first part will be the SDK version: 3 digits for the major SDK version and 1 digit for the minor SDK version. EG: ai.8.1.0.0_abc

Additional Resources

For more information on CocoaPods or How to set up the Profile in the Using Cocoapods page.