feat: OpenXML.Word.File.get_Style ( Fixes #61 )

Author: StartAutomating

Types/OpenXML.Word.File/get_Style.ps1

@@ -0,0 +1,45 @@
+<#
+.SYNOPSIS
+    Gets word file styles
+.DESCRIPTION
+    Gets the `/word/styles.xml` within a Word File. 
+#>
+[OutputType([xml])]
+param()
+
+if ($null -ne $this.'#style') { return $this.'#style'}
+
+if (-not $this.PartExists) { return }
+if (-not $this.PartExists('/word/styles.xml')) { return }
+
+$documentPart = $this.GetPart('/word/styles.xml')
+
+$docStream = $documentPart.GetStream()
+
+$streamReader = [IO.StreamReader]::new($docStream)
+
+$stylesXml = $streamReader.ReadToEnd() -as [xml]
+
+$streamReader.Close()
+$streamReader.Dispose()
+
+$docStream.Close()
+$docStream.Dispose()
+
+if ($stylesXml) {
+    $stylesXml.pstypenames.insert(0,'OpenXML.Word.Style')
+    $stylesXml.psobject.properties.add(
+        [psnoteproperty]::new('FilePath', $this.FilePath), $false
+    )
+    $stylesXml.psobject.properties.add(
+        [psnoteproperty]::new('OpenXML', $this), $false
+    )
+    $stylesXml.psobject.properties.add(
+        [psnoteproperty]::new('Part', $documentPart), $false
+    )
+    $this.psobject.properties.add(
+        [psnoteproperty]::new('#style', $stylesXml), $false
+    )    
+    return $this.'#styles'
+}
+