Feature #3422 - improve file conversion code (#3643)

* Feature #3422 - improve file conversion code

* Update CHANGELOG.md

---------

Co-authored-by: Gautam Sheth <gautam.sheth@staffbase.com>

CHANGELOG.md

@@ -12,7 +12,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 - Added `-IsDataAccessInCardDesignerEnabled` to `Set-PnPTenant` which allows for configuring Viva Connections Adaptive Cards to connect to backend services for their data [#3635](https://github.com/pnp/powershell/pull/3635)
 - Added `Remove-PnPContainer` cmdlet to remove the SharePoint embed container. [#3629](https://github.com/pnp/powershell/pull/3629)
-- Added `Convert-PnPFileToPdf` cmdlet which allows for a file to be converted to PDF [#3435](https://github.com/pnp/powershell/pull/3435)
+- Added `Convert-PnPFile` cmdlet which allows for a file to be converted to from one format to another. [#3435](https://github.com/pnp/powershell/pull/3435) and [#3643](https://github.com/pnp/powershell/pull/3643)
 - Added `Merge-PnPTerm` cmdlet which allows merging of one term into another. [#3638](https://github.com/pnp/powershell/pull/3638)
 
 ### Contributors

documentation/Convert-PnPFile.md

@@ -0,0 +1,182 @@
+---
+Module Name: PnP.PowerShell
+schema: 2.0.0
+applicable: SharePoint Online
+online version: https://pnp.github.io/powershell/cmdlets/Convert-PnPFile.html
+external help file: PnP.PowerShell.dll-Help.xml
+title: Convert-PnPFile
+---
+
+# Convert-PnPFile
+
+## SYNOPSIS
+Converts a file to another format
+
+## SYNTAX
+
+
+### Save to local path
+```powershell
+Convert-PnPFile -Url <String> -Path <String> [-Force]
+```
+
+### Return as memorystream
+```powershell
+Convert-PnPFile -Url <String> -AsMemoryStream
+```
+
+### Save to SharePoint Online (Same SiteCollection)
+```powershell
+Convert-PnPFile -Url <String> -Folder <String> 
+```
+
+## DESCRIPTION
+Allows converting of a file from SharePoint Online. The file contents can either be directly saved to local disk, or stored in memory for further processing, or Can be uploaded back to SharePoint Online SiteCollection
+
+## EXAMPLES
+
+### EXAMPLE 1
+```powershell
+Convert-PnPFile -Url "/sites/demo/Shared Documents/Document.docx" -AsMemoryStream
+```
+
+Retrieves the file and converts to PDF, and outputs its content to the console as a Memory Stream
+
+### EXAMPLE 2
+```powershell
+Convert-PnPFile -Url "/sites/demo/Shared Documents/Document.docx"
+```
+
+Retrieves the file and converts to PDF, and outputs its content to the console as a Memory Stream
+
+### EXAMPLE 3
+```powershell
+Convert-PnPFile -Url "/sites/demo/Shared Documents/Document.docx" -Path "C:\Temp"
+```
+
+Retrieves the file and converts to PDF, and save it to the given local path
+
+### EXAMPLE 4
+```powershell
+Convert-PnPFile -Url "/sites/demo/Shared Documents/Document.docx" -Path "C:\Temp" -Force
+```
+
+Retrieves the file and converts to PDF, and save it to the given local path. Force parameter will override the existing file in the location where the document gets saved.
+
+### EXAMPLE 5
+```powershell
+Convert-PnPFile -Url "/sites/demo/Shared Documents/Test/Book.xlsx" -Folder "/sites/demo/Shared Documents/Archive"
+```
+
+Retrieves the file and converts to PDF, and save it to the given Document library (Folder) in SharePoint Online (same site collection)
+
+### EXAMPLE 6
+```powershell
+Convert-PnPFile -Url "/sites/demo/Shared Documents/Test/Book.png" -ConvertToFormat Jpg  -Folder "/sites/demo/Shared Documents/Archive"
+```
+
+Retrieves the file and converts to JPG, and save it to the given Document library (Folder) in SharePoint Online (same site collection)
+
+## PARAMETERS
+
+### -Url
+The URL (server or site relative) to the file
+
+```yaml
+Type: String
+Parameter Sets: (All)
+Aliases: ServerRelativeUrl, SiteRelativeUrl
+
+Required: True
+Position: 0
+Default value: None
+Accept pipeline input: True (ByValue)
+Accept wildcard characters: False
+```
+
+### -ConvertToFormat
+The format to which you want the file to be converted. Default is PDF.
+
+The following values are valid transformation targets and their supported source extensions:
+
+| Target | Description                        | Supported source extensions
+|:------|:-----------------------------------|---------------------------------
+| glb   | Converts the item into GLB format  | cool, fbx, obj, ply, stl, 3mf
+| html  | Converts the item into HTML format | eml, md, msg
+| jpg   | Converts the item into JPG format  | 3g2, 3gp, 3gp2, 3gpp, 3mf, ai, arw, asf, avi, bas, bash, bat, bmp, c, cbl, cmd, cool, cpp, cr2, crw, cs, css, csv, cur, dcm, dcm30, dic, dicm, dicom, dng, doc, docx, dwg, eml, epi, eps, epsf, epsi, epub, erf, fbx, fppx, gif, glb, h, hcp, heic, heif, htm, html, ico, icon, java, jfif, jpeg, jpg, js, json, key, log, m2ts, m4a, m4v, markdown, md, mef, mov, movie, mp3, mp4, mp4v, mrw, msg, mts, nef, nrw, numbers, obj, odp, odt, ogg, orf, pages, pano, pdf, pef, php, pict, pl, ply, png, pot, potm, potx, pps, ppsx, ppsxm, ppt, pptm, pptx, ps, ps1, psb, psd, py, raw, rb, rtf, rw1, rw2, sh, sketch, sql, sr2, stl, tif, tiff, ts, txt, vb, webm, wma, wmv, xaml, xbm, xcf, xd, xml, xpm, yaml, yml
+| pdf   | Converts the item into PDF format  | doc, docx, epub, eml, htm, html, md, msg, odp, ods, odt, pps, ppsx, ppt, pptx, rtf, tif, tiff, xls, xlsm, xlsx
+
+For more information, check [this link](https://pnp.github.io/pnpcore/using-the-sdk/files-intro.html#converting-files).
+
+
+```yaml
+Type: String
+Parameter Sets: (All)
+
+Required: False
+Position: Named
+Default value: Pdf
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
+
+### -AsMemoryStream
+
+```yaml
+Type: SwitchParameter
+Parameter Sets: Return as memorystream
+
+Required: True
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
+### -Path
+Local path where the file should be saved
+
+```yaml
+Type: String
+Parameter Sets: Save to local path
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
+
+### -Force
+Overwrites the file if it exists.
+
+```yaml
+Type: SwitchParameter
+Parameter Sets: Save to local path, Upload to SharePoint
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
+### -Folder
+The destination library in the site
+
+```yaml
+Type: FolderPipeBind
+Parameter Sets: (UPLOADTOSHAREPOINT)
+
+Required: True
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
+## RELATED LINKS
+
+[Microsoft 365 Patterns and Practices](https://aka.ms/m365pnp)