auto-install-7Zip

Date	Modified by	Remarks
2020-11-16	Sukri	Created.
2020-11-16	Sukri	Added on what script does.
2020-11-16	Sukri	Added on how to run the script.
2020-11-16	Sukri	Added its function descriptions.
2021-02-06	Sukri	Imported the external modules into the main script.

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Description:

• This is the PowerShell script to install silently the 7-Zip binary by getting the latest version from the 7-Zip site.
• All done by automated way!.

Windows Version	OS Architecture	PowerShell Version	Result
Windows 10	64-bit and 32-bit	5.1.x	Tested. OK

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Below are steps on what script does:

No.	Steps
1	Identify the Windows Operating System (OS) architecture in the target system (i.e. 32-bit or 64-bit).
2	Pre-validate the 7-Zip application in the target system (either installed or not).
3	Throw the warning message if the target system already installed with the 7-Zip application and show its current version as well.
4	Download the latest 7-Zip installer from its official site and temporarily save to C:\Users\<userprofile>\Downloads.
5	Install silently the 7-Zip installer in the target system.
6	Post-validate the 7-Zip application in the target system to check the installation was successfully installed.

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How to run this script.

1. Go to the cloned directory which contains both the Install-7Zip.cmd and Install-7Zip.ps1 files.
2. Double click on Install-7Zip.cmd file.

Note: both of files need to locate the same directory or folder.

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There are some functions involved as follows:

No.	Function Name	Description
1	Get-OSArchitecture	This function used for identifying the Windows OS architecture for the target system ( i.e. 32-bit or 64-bit ).
2	Get-7Zip	This function used for validating the existing of installed 7-Zip from target system.
3	Get-7ZipBinary	This function used for downloading the latest version of 7-Zip from its official site.
4	Install-7Zip	This function used for installing silently the 7-Zip application from temporary download directory. i.e.: C:\Users\<UserProfile>\Downloads.