en-US/about_ReplaceText.help.txt

.NAME
    ReplaceText
 
.DESCRIPTION
    The resource is used to replace strings matching a regular expression in a
    text file.

    It can be used to replace strings matched with a regular expression with
    either a text string or a secret which is provided in the password of a
    credential object.
 
.PARAMETER Path
    Key - String
    The path to the text file to replace the string in.
 
.PARAMETER Search
    Key - String
    The RegEx string to use to search the text file.
 
.PARAMETER Type
    Write - String
    Allowed values: Text, Secret
    Specifies the value type to use as the replacement string. Defaults to 'Text'.
 
.PARAMETER Text
    Write - String
    The text to replace the text identified by the RegEx. Only used when Type is set to 'Text'.
 
.PARAMETER Secret
    Write - String
    The secret text to replace the text identified by the RegEx. Only used when Type is set to 'Secret'.
 
.PARAMETER AllowAppend
    Write - Boolean
    Specifies to append text to the file being modified. Adds the ability to add a configuration entry.
 
.PARAMETER Encoding
    Write - String
    Allowed values: ASCII, BigEndianUnicode, BigEndianUTF32, UTF8, UTF32
    Specifies the file encoding. Defaults to ASCII
 
.EXAMPLE 1
 
Set all occrurances of the string `%secret%` to be the value in
the password set in the parameter $Secret PSCredential object
in the file `c:\inetpub\wwwroot\default.htm`.
 
Configuration ReplaceText_ReplacePlainSecretText_Config
{
    param
    (
        [Parameter()]
        [ValidateNotNullorEmpty()]
        [PSCredential]
        $Secret
    )
 
    Import-DSCResource -ModuleName FileContentDsc
 
    Node localhost
    {
        ReplaceText SetSecretText
        {
            Path = 'c:\inetpub\wwwroot\default.htm'
            Search = '%secret%'
            Type = 'Secret'
            Secret = $Secret
        }
    }
}
 
.EXAMPLE 2
 
Set all occrurances of the string `%appname%` to be Awesome App`
in the file `c:\inetpub\wwwroot\default.htm`.
 
Configuration ReplaceText_ReplacePlainText_Config
{
    Import-DSCResource -ModuleName FileContentDsc
 
    Node localhost
    {
        ReplaceText SetText
        {
            Path = 'c:\inetpub\wwwroot\default.htm'
            Search = '%appname%'
            Type = 'Text'
            Text = 'Awesome App'
        }
    }
}
 
.EXAMPLE 3
 
Set all occrurances of a string matching the regular expression
`<img src=['``"][a-zA-Z0-9.]*['``"]>` with the text `<img src="imgs/placeholder.jpg">`
in the file `c:\inetpub\wwwroot\default.htm`
 
Configuration ReplaceText_ReplaceRegexText_Config
{
    Import-DSCResource -ModuleName FileContentDsc
 
    Node localhost
    {
        ReplaceText SetTextWithRegex
        {
            Path = 'c:\inetpub\wwwroot\default.htm'
            Search = "<img src=['`"][a-zA-Z0-9.]*['`"]>"
            Type = 'Text'
            Text = '<img src="imgs/placeholder.jpg">'
        }
    }
}