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(PowerShell) Xero API through an HTTP ProxyThis example demonstrates connecting through an HTTP proxy w/ 2-legged OAuth for a Xero private application. This example requires Chilkat v9.5.0.64 or later
Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll" # This example requires Chilkat v9.5.0.64 or later # This sample code would typically be placed in a subroutine or function # where the rest object is passed by reference. # It does the OAuth1 setup and makes the initial connection. $rest = New-Object Chilkat.Rest # Connect to the Xero server through an HTTP proxy, and then tell the REST object # to use the socket connection. $socket = New-Object Chilkat.Socket # Set the HTTP proxy domain or IP address, and port. $socket.HttpProxyHostname = "192.168.1.100" $socket.HttpProxyPort = 8088 # Connect through the HTTP proxy.. $bTls = $true $port = 443 $maxWaitMs = 5000 $success = $socket.Connect("api.xero.com",$port,$bTls,$maxWaitMs) if ($success -ne $true) { $("Connect Failure Error Code: " + $socket.ConnectFailReason) $($socket.LastErrorText) exit } # Use the HTTP proxied TLS connection: $success = $rest.UseConnection($socket,$true) if ($success -ne $true) { $($rest.LastErrorText) exit } # OK, we're connected. # The UseConnection method has an internal reference to the underlying/internal socket. # The application can does not need to keep its socket object in existence. # ----------------------------------------------------------------- # Now setup the OAuth1 authenticator.. $consumerKey = "XERO_PRIVATE_APP_KEY" $consumerSecret = "XERO_PRIVATE_APP_SECRET" # Let's get our private key from our PFX (password protected), or the PEM (unprotected). # You can decide which to use. Either is OK, although I would recommend keeping your # private keys in a PFX and not in an unprotected PEM. $pfx = New-Object Chilkat.Pfx $success = $pfx.LoadPfxFile("qa_data/certs/xero_private_app/public_privatekey.pfx","PFX_PASSWORD") if ($success -ne $true) { $($pfx.LastErrorText) exit } $privKeyFromPfx = $pfx.GetPrivateKey(0) if ($pfx.LastMethodSuccess -ne $true) { $($pfx.LastErrorText) exit } # Or we can load from a PEM.. $privKeyFromPem = New-Object Chilkat.PrivateKey $success = $privKeyFromPem.LoadPemFile("qa_data/certs/xero_private_app/privatekey.pem") if ($success -ne $true) { $($privKeyFromPem.LastErrorText) exit } # Note: There are many other means for loading a private key, including # from other formats and directly from memory (i.e. not file-based). $oauth1 = New-Object Chilkat.OAuth1 $oauth1.ConsumerKey = $consumerKey $oauth1.ConsumerSecret = $consumerSecret $oauth1.Token = $consumerKey $oauth1.TokenSecret = $consumerSecret $oauth1.SignatureMethod = "RSA-SHA1" $oauth1.SetRsaKey($privKeyFromPfx) # Install the OAuth1 authenticator. $rest.SetAuthOAuth1($oauth1,$false) $("OK, the Xero OAuth1 is initialized and the REST object is ready to make REST API calls..") # ----------------------------------------------------------------- # Make a call to verify that OAuth1 through an HTTP proxy works.. # Get the full list of contacts. $sbXml = New-Object Chilkat.StringBuilder $success = $rest.FullRequestNoBodySb("GET","/api.xro/2.0/Contacts",$sbXml) if ($success -ne $true) { $($rest.LastErrorText) exit } # A 200 response is expected for actual success. if ($rest.ResponseStatusCode -ne 200) { $($sbXml.GetAsString()) exit } # Iterate over the contacts.. $bAutoTrim = $false $xml = New-Object Chilkat.Xml $xml.LoadSb($sbXml,$bAutoTrim) $xml.SaveXml("qa_cache/xero_contacts.xml") # How many records exist? $recordCount = $xml.NumChildrenAt("Contacts") $("numRecords = " + $recordCount) $i = 0 while ($i -lt $recordCount) { $xml.I = $i $("ContactID: " + $xml.GetChildContent("Contacts|Contact[i]|ContactID")) $i = $i + 1 } |
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