Update-PPTXLinks

🚧 This is a work in progress 🚧

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Synopsis

This PowerShell script is for changing URL inside a PPTX file.
Can change multiple PPTX at a time.
Can change multiple URL at a time.

This process does not need to have PowerPoint on the machine where is it executed.

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Process

Process description:

%%{init: {'theme': 'forest'} }%%
stateDiagram-v2
     
    S: Change all PPTX URLs in files
    M: For each slide file and link file (xml)
    R: Read folder \nfor PPTX files
    CR: Copy and rename (.zip) in \nWORKING folder
    U: Unzip the file
    Z: Zip files in\n DESTINATION folder
    FEF: For Each PPTX File
    DZ: Delete the \n".zip" file
    MS: Modify \nSlide files
    ML: Modify \nLink files
    RF: Rename the file\n(".zip" to ".pptx")
    state S { 
         
        state if_state <<choice>>
        [*] --> R
        R --> if_state
        if_state --> FEF: file(s) found
        if_state --> [*]: No file found
        state FEF {
             
            CR --> U
            U --> DZ
            DZ --> M
            state M {
                 
                MS --> ML
            }
            M --> Z
            Z --> RF
        }
        FEF --> [*]
    }

Loading

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Install

Download the files.

Unzip the files somwhere.

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Files

There is now 5 files in the folder, see table below.

Table of files

Files	Comment
Update-PPTXLinks.ps1	PowerShell script
Update-PPTXLinks.psd1	PowerShell Data for parameters
README.md	Markdown file (documentation)
README.html	HTML file from Markdown
LICENCE	Licence file

You can rename "README.*" by "Update-PPTXLinks", because may be you can have a lot of README and you want to preserve the How To.

Copy in your PowerShell Scripts folder.

[yourDocuments]\WindowsPowerShell\Scripts

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Configuration required for proper operation

Folder for work

The folder use to work is:

C:\Temp\ChangeLinks

If folder 'ChangeLinks' does not exists you need to create it.
PowerShell:

Set-Location C:\Temp
New-Item -Path . -Name  "ChangeLinks" -ItemType  "directory"

Command prompt (Windows):

CD C:\Temp
mkdir ChangeLinks

Edit the file: Update-PPTXLinks.psd1 if you want to change this folder name.

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Folders section in the configuration file

All folders are in: C:\Temp\ChangeLinks.

If you want to change that, change values below.

ProjectFolder = 'C:\Temp'
ProjectChangeLinks = 'ChangeLinks'

Working and Destination folders.

WorkingFolder = 'WORKING'
DestinationFolder = 'DESTINATION'

❗ These folders are automatically subfolders of: 'C:\Temp\ChangeLinks'.

The PPTX folders (Do NOT Change)

SlidesLocation = 'ppt/slides'
SlidesRelsLocation = 'ppt/slides/_rels'

These folders contain the slides as well as all the links type references of the slide. These are XML files.

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Folders

Structure of the folders below:

.[C:\Temp]
└── 📂 ChangeLinks
    │   └── 📄 pptx source files
    ├── 📂 WORKING
    │   └── 📄 files/folders structure of PPTX after unzip
    └── 📂 DESTINATION
        └── 📄 updated pptx files

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Change URLs

Change and duplicate as needed the URLs in AllLinks.

AllLinks

@{
    OldURL = '<URL To change>'
    NewURL = '<New URL>'
}

How To change your PPTX (Configure the parameters)

Check and change the URLs

Check the config file: PPTXChanger.pds1.
Change the URLs you have to.
BE AWARE of the ORDER of CHANGE! One at a time.
You can accidently change something unexpected.

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Copy your PPTX files

Put your PPTX file in this directory: C:\Temp\ChangeLinks.
Except if you have change it.

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Run the script

The best way to run the script is to use the PowerShell ISE.

1. Start PowerShell ISE
2. Load the script "Update-PPTXLinks.ps1"
3. Run.

Comments will appear in the console.

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After running

Your new PPTX files are in the 'Destination' folder in "ChangeLinks".
Check the results.

Save your new PPTX in there final destination.
Note: Each time you start the script, all the files in the WORKING and DESTINATION directory are deleted first.

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To do

• Verbose mode true/false
• Working Folder as needed
• Create a nice module
  • Improve code, detect folder, etc.
• Server compatibility
• Test on
• • Mac
• • Linux
• What else ?

Donate if you want

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