Namespace: Consultingwerk.Util
Class 
NetworkHelper Copy to Clipboard
Parent classes:
Progress.Lang.Object
Consultingwerk.Util.NetworkHelper

Inherits: Progress.Lang.Object

File:NetworkHelper
Purpose:Provides access to .NET network routines
Author(s):Mike Fechner / Consultingwerk Ltd.
Created:Sun Sep 23 09:49:17 CEST 2012
Notes:Supports custom log file messages using the "NetworkHelper" custom message sub system

Navigate to: Methods | Constructors | Events | Properties | ProDatasets | Temp-Tables



Top Method Summary
Options Name Purpose
+ DownloadFile (character, character) Downloads a file from a specified web address to a given file
+ LONGCHAR DownloadString (character) Downloads a string from a specified web address to a given file
+ LONGCHAR DownloadString (character, HttpStatus) Downloads a string from a specified web address to a given file
# LOGICAL EmailCheckDotAtom (character) Validates that a DotAtom of an EmailAddress consists of valid characters only.
# LOGICAL EmailSplitParts (character, character, character) Splits an EmailAddress into Local Part and Domain
# LOGICAL EmailVerifyDomain (character, logical) Verifies a Domain Name on character base and if wanted by checking the domains MX record
# LOGICAL EmailVerifyLocalPart (character) Verifies a LocalPart on character base
+ CHARACTER HostFromUrl (character) Extracts the Host portion from an URL
+ CHARACTER ResourceFromUrl (character) Extracts the Resource portion from an http or https URL
+ LOGICAL ValidateEmailAddress (character) Validates an Email Address by splitting it into Domain and Local Part.
+ LOGICAL ValidateEmailAddress (character, logical) Validates an Email Address by splitting it into Domain and Local Part.
# LOGICAL VerifyMXRecord (character) Verifies the Domain by checking the existance of the MX record

Top Constructor Summary
Options Name Purpose
# NetworkHelper () Disallow instance creation


Method Detail
Top

PUBLIC DownloadFile (character, character)
Purpose: Downloads a file from a specified web address to a given file
Notes: Currently supported on Windows only

Parameters:
pcFileAddress CHARACTER
The address (URL) to download from
pcTargetFile CHARACTER
The file name (and path) to download to
Top

PUBLIC LONGCHAR DownloadString (character)
Purpose: Downloads a string from a specified web address to a given file
Notes: Currently supported on Windows only

Parameters:
pcFileAddress CHARACTER
The address (URL) to download from
Returns LONGCHAR
A LONGCHAR value with the data from the URL
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PUBLIC LONGCHAR DownloadString (character, HttpStatus)
Purpose: Downloads a string from a specified web address to a given file
Notes: Currently supported on Windows only, not supported on OpenEdge 10.2B
due to .NET 4.0 dependency

Parameters:
pcFileAddress CHARACTER
The address (URL) to download from
poStatus Consultingwerk.Util.HttpStatus
The HttpStatus instance with the http status code and description of the request
Returns LONGCHAR
A LONGCHAR value with the data from the URL
Top

PROTECTED LOGICAL EmailCheckDotAtom (character)
Purpose: Validates that a DotAtom of an EmailAddress consists of valid
characters only.
Notes: Normals charset (always allowed):
A-Za-z0-9.!#$%&'*+-/=?^_`{|}~
Extended charset (only when enclosed by double quotes):
"(),:[>@[\] [>@[\] plus space

Parameters:
pcAtom CHARACTER
Dot Atom of the email address to be verified
Returns LOGICAL
Returns TRUE if the validation was successful
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PROTECTED LOGICAL EmailSplitParts (character, character, character)
Purpose: Splits an EmailAddress into Local Part and Domain
Notes: Checks if there are at least two @ seperated portions and
splits at the last occurance of the @ sign as they are allowed
inside quotes in the Local Part.

Parameters:
pcEmailAddress CHARACTER
Full EmailAddress to be verified
pcLocalPart CHARACTER
Local part of the email address (everything before @domain.xyz)
pcDomain CHARACTER
Domain part of the email address (everything after the last @)
Returns LOGICAL
Returns TRUE if the structure validation was successful
Top

PROTECTED LOGICAL EmailVerifyDomain (character, logical)
Purpose: Verifies a Domain Name on character base and if wanted
by checking the domains MX record
Notes:

Parameters:
pcDomain CHARACTER
Domain part of the email address (everything after the last @)
plVerifyMX LOGICAL
Optional verify the MX for the given Domain
Returns LOGICAL
Returns TRUE if the validation was successful
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PROTECTED LOGICAL EmailVerifyLocalPart (character)
Purpose: Verifies a LocalPart on character base
Notes:

Parameters:
pcLocalPart CHARACTER
Local part of the email address (everything before @domain.xyz)
Returns LOGICAL
Returns TRUE if the validation was successful
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PUBLIC CHARACTER HostFromUrl (character)
Purpose: Extracts the Host portion from an URL
Notes:

Parameters:
pcUrl CHARACTER
The URL that contains the host
Returns CHARACTER
The hostname
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PUBLIC CHARACTER ResourceFromUrl (character)
Purpose: Extracts the Resource portion from an http or https URL
Notes:

Parameters:
pcUrl CHARACTER
The URL that contains the resource
Returns CHARACTER
The resource name
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PUBLIC LOGICAL ValidateEmailAddress (character)
Purpose: Validates an Email Address by splitting it into Domain and Local Part.
Notes:

Parameters:
pcEmailAddress CHARACTER
Full EmailAddress to be verified
Returns LOGICAL
Returns TRUE if the validation was successful
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PUBLIC LOGICAL ValidateEmailAddress (character, logical)
Purpose: Validates an Email Address by splitting it into Domain and Local Part.
Notes:

Parameters:
pcEmailAddress CHARACTER
Full EmailAddress to be verified
plVerifyMX LOGICAL
Optional verify the MX for the given Domain
Returns LOGICAL
Returns TRUE if the validation was successful
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PROTECTED LOGICAL VerifyMXRecord (character)
Purpose: Verifies the Domain by checking the existance of the MX record
Notes: Needs different logic for Windows and Unix

Parameters:
pcDomain CHARACTER
Domain string to lookup as an MX
Returns LOGICAL
Returns TRUE if the MX lookup was successful


Constructor Detail
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PROTECTED NetworkHelper ()
Purpose: Disallow instance creation
Notes:



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