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HTTPRequestHandler API

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Provides actions to manipulate HTTP Requests and Responses.

Summary

Action	Description
AddAttributeToHtmlTag	Adds an attribute to the outermost HTML tag of the document (e.g. xmlns, manifest...). This method has no effect in Ajax Requests.
AddFaviconTag	Allows setting the favicon for the current page. You can use "omlresources" to add an icon file to your oml. This method has no effect in Ajax Requests.
AddHeader	Adds a header to the current HTTP response. This method has no effect in Ajax Requests.
AddJavaScriptTag	Adds a <script> tag to the HTML of the current HTTP response. This method has no effect in Ajax Requests.
AddLinkTag	Adds a <link> tag to the HTML of the current HTTP response. This method has no effect in Ajax Requests.
AddMetaHttpEquivTag	Adds a <meta> tag with the http-equiv attribute to the HTML of the current HTTP response. This method has no effect in Ajax Requests.
AddMetaTag	Adds a <meta> tag to the HTML of the current HTTP response. This method has no effect in Ajax Requests.
AddPostProcessingFilter	This method has no effect in Ajax Requests. Not implemented in Java.
AddSessionToURL	Adds the current session identifier to a specified URL.
AddStyleSheetTag	Adds a <link rel="stylesheet"> tag to the HTML of the current HTTP response. This method has no effect in Ajax Requests.
GetCookie	Gets a cookie value.
GetEntryURL	Returns the URL of an Entry. Includes the Personal Area and the session identifier if applicable.
GetFormValue	Gets the value of a form field of the current HTTP request. If the field does not exist in the request an empty String will be returned. The same applies when the field exists but has an empty string as a value.
GetIP	Gets the IP host address of the remote client (IP of the user machine performing the HTTP request).
GetPageExtension	Returns the extension of the physical page that corresponds to the current screen, including the dot. Examples: ".aspx" or ".jsf".
GetPageName	Returns the name of the physical page that corresponds to the current screen. It is usually the same as the screen name, except when name clashes occur.
GetRawURL	Returns the current relative requested URL, without the http://[server] part and without the session identifier. If SEO rules are being applied, the URL displayed in the user's browser is returned, and not the final URL after the rule is applied.
GetReferrerURL
GetRequest_AddArgument	Builds the arguments string for an HTTP request with method GET, adding a new parameter to the arguments string.
GetRequest_Submit	Submit an HTTP GET request given the GET arguments and the URL. Returns the response content as a string and as binary data.
GetRequestContent	Gets the content of the current HTTP request.
GetRequestDomain	Returns the host part of the current HTTP request as seen by the browser. Example: when the browser uses the address "http://support.domain.com/site/welcome.aspx?id=12345", GetRequestDomain() returns "support.domain.com".
GetRequestFiles	Returns the list of files submitted in the current HTTP request.
GetRequestHeader	Gets the value of a specific header in the current HTTP request. Returns an empty string if the header is not present or has no value.
GetRunningESpaceJQueryVersion	Returns the jQueryVersion of the Running ESpace
GetSessionId	Gets the session identifier of the current HTTP request.
GetURL	Returns the current absolute requested URL, without the session identifier. If SEO rules are being applied, the final URL after the rule is applied is returned, and not the URL displayed in the user's browser.
GetURLMethod	Gets the request method (GET or POST) of the current requested URL.
GetURLWithSession	Gets the current requested URL (with the session identifier).
GetUserAgent	Gets the user agent of the current HTTP request.
GetUserLanguages	Gets a sorted record list of client language preferences.
GetValueFromInputId
GetValueFromInputIdDecoded
IsAjaxRequest	Returns true if this is running in an AJAX request. Not Implemented in Java.
IsSecureConnection	Tells if the current request is being made via HTTPS.
MakeAbsoluteURL	Makes an absolute URL based on the URL provided.
PostRequest_AddArgument	Builds arguments list for a POST HTTP request, adding a new text parameter to the arguments list. If argument name is not supplied, the post will only submit the supplied value (this can be used for xml posts for example).
PostRequest_AddBinaryArgument	Builds arguments list for an HTTP request, adding a new binary parameter to the arguments list. If argument name is not supplied, the post will only submit the supplied value (this can be used for xml posts for example).
PostRequest_Submit	Submit an HTTP POST request given the POST arguments and the URL. Returns the response content as a string and as binary data.
ReplaceURLDomain	Replaces the domain in the URL by the new domain. This function doesn't accept JavaScript as an URL. If the new domain is not provided, the domain of the current request is used.
RunJavaScript	Runs the provided JavaScript code in the browser.
SetBaseTag	Sets the base tag of the HTML of the current HTTP response. This method has no effect in Ajax Requests.
SetCookie	Sets a cookie.
SetLastModified	Sets the Last Modified Date HTTP header of the current response.
SetPageTitle	Sets the page title of the HTML of the current HTTP response. This method has no effect in Ajax Requests.
SetRequestTimeout	Sets the timeout of the current HTTP request.
SetStatusCode	Sets the status code of the current HTTP response.
URLEncode	Encodes a URL string for reliable HTTP transmission from the Web server to a client

Structure	Description
RequestFile
UserLanguage

Actions

AddAttributeToHtmlTag

Adds an attribute to the outermost HTML tag of the document (e.g. xmlns, manifest...).
This method has no effect in Ajax Requests.

Inputs

Name: Type: Text. Mandatory.
Value: Type: Text. Mandatory.

AddFaviconTag

Allows setting the favicon for the current page. You can use "omlresources" to add an icon file to your oml.
This method has no effect in Ajax Requests.

Inputs

IconFilename: Type: Text. Mandatory.
The filename of the icon, e.g. "outsystems.ico".
MimeType: Type: Text. Default: "image/x-icon".
The mime type of the icon file. By default this is "image/x-icon".

AddHeader

Adds a header to the current HTTP response.
This method has no effect in Ajax Requests.

Inputs

Name: Type: Text. Mandatory.
Name of the header.
Value: Type: Text. Mandatory.
Value of the header.

AddJavaScriptTag

Adds a <script> tag to the HTML of the current HTTP response.
This method has no effect in Ajax Requests.

Inputs

JavaScriptURL: Type: Text. Mandatory.
The URL of the JavaScript file.
Defer: Type: Boolean. Default: False.
Defines if the defer attribute is added to the <script> tag. Defaults to False.
Charset: Type: Text. Default: "UTF-8".
The charset attribute of the <script> tag. Defaults to UTF-8.

AddLinkTag

Adds a <link> tag to the HTML of the current HTTP response.
This method has no effect in Ajax Requests.

Inputs

Rel: Type: Text. Mandatory.
Href: Type: Text. Mandatory.
Type: Type: Text.

AddMetaHttpEquivTag

Adds a <meta> tag with the http-equiv attribute to the HTML of the current HTTP response.
This method has no effect in Ajax Requests.

Inputs

HttpEquiv: Type: Text. Mandatory.
Content: Type: Text. Mandatory.

AddMetaTag

Adds a <meta> tag to the HTML of the current HTTP response.
This method has no effect in Ajax Requests.

Inputs

Name: Type: Text. Mandatory.
Content: Type: Text. Mandatory.

AddPostProcessingFilter

This method has no effect in Ajax Requests.
Not implemented in Java.

Inputs

matchingRegexp: Type: Text. Mandatory.
replacement: Type: Text. Mandatory.

AddSessionToURL

Adds the current session identifier to a specified URL.

Inputs

URL: Type: Text. Mandatory.
URL without session id.

Outputs

URLWithSession: Type: Text.
URL with session id.

AddStyleSheetTag

Adds a <link rel="stylesheet"> tag to the HTML of the current HTTP response.
This method has no effect in Ajax Requests.

Inputs

StyleSheetURL: Type: Text. Mandatory.
The URL of the CSS file.
Charset: Type: Text. Default: "UTF-8".
The charset attribute of the <script> tag. Defaults to UTF-8.

GetCookie

Gets a cookie value.

Inputs

CookieName: Type: Text. Mandatory.
Cookie name.

Outputs

CookieValue: Type: Text.
Value for the specified cookie.

GetEntryURL

Returns the URL of an Entry. Includes the Personal Area and the session identifier if applicable.

Inputs

EntryName: Type: Text. Mandatory.
Name of the Entry.
eSpaceName: Type: Text.
Name of the eSpace. If not specified, assumes the current eSpace and gives a relative URL.
FirstParameterName: Type: Text.
First parameter name.
FirstParameterValue: Type: Text.
First parameter value.
SecondParameterName: Type: Text.
Second parameter name.
SecondParameterValue: Type: Text.
Second parameter value.
ThirdParameterName: Type: Text.
Third parameter name.
ThirdParameterValue: Type: Text.
Third parameter value.
FourthParameterName: Type: Text.
Fourth parameter name.
FourthParameterValue: Type: Text.
Fourth parameter value.
FifthParameterName: Type: Text.
Fifth parameter name.
FifthParameterValue: Type: Text.
Fifth parameter value.

Outputs

URL: Type: Text.
URL of the Entry.

GetFormValue

Gets the value of a form field of the current HTTP request.
If the field does not exist in the request an empty String will be returned. The same applies when the field exists but has an empty string as a value.

Inputs

Name: Type: Text. Mandatory.

Outputs

Value: Type: Text.

GetIP

Gets the IP host address of the remote client (IP of the user machine performing the HTTP request).

Outputs

UserIP: Type: Text.
IP of the user machine performing the HTTP request.

GetPageExtension

Returns the extension of the physical page that corresponds to the current screen, including the dot. Examples: ".aspx" or ".jsf".

Outputs

PageExtension: Type: Text.
Extension of the physical page that corresponds to the current screen.

GetPageName

Returns the name of the physical page that corresponds to the current screen. It is usually the same as the screen name, except when name clashes occur.

Outputs

PageName: Type: Text.
Name of the physical page that corresponds to the current screen.

GetRawURL

Returns the current relative requested URL, without the http://[server] part and without the session identifier.
If SEO rules are being applied, the URL displayed in the user's browser is returned, and not the final URL after the rule is applied.

Outputs

RawURL: Type: Text.

GetReferrerURL

Outputs

ReferrerURL: Type: Text.

GetRequest_AddArgument

Builds the arguments string for an HTTP request with method GET, adding a new parameter to the arguments string.

Inputs

ArgumentsIn: Type: Text.
Current arguments string.
Name: Type: Text. Mandatory.
New argument name.
Value: Type: Text. Mandatory.
New argument value.

Outputs

ArgumentsOut: Type: Text.
Inputed arguments string concatenated with the pair <argument name> = <argument value>.

GetRequest_Submit

Submit an HTTP GET request given the GET arguments and the URL. Returns the response content as a string and as binary data.

Inputs

URL: Type: Text. Mandatory.
URL for which to create the GET HTTP request.
Ex: "http://mydomain.com/hello/test.aspx"
Arguments: Type: Text. Mandatory.
GET arguments string.
Ex: "param1=valueOne&param2=valueTwo"
Timeout: Type: Integer.
Number of milliseconds to wait before the request times out.
KeepAlive: Type: Boolean.
Indicates whether to make a persistent connection (True) to the Internet resource or not (False).

Outputs

TextContent: Type: Text.
Response text content.
BinaryContent: Type: BinaryData.
Response binary content.
BinaryContentType: Type: Text.
Value of the Content-Type header returned with the response.

GetRequestContent

Gets the content of the current HTTP request.

Inputs

IncludeHeaders: Type: Boolean. Default: True.
Defines if the headers are included. Defaults to True.

Outputs

RawContent: Type: Text.
The content of the current HTTP request.

GetRequestDomain

Returns the host part of the current HTTP request as seen by the browser.
Example: when the browser uses the address "http://support.domain.com/site/welcome.aspx?id=12345", GetRequestDomain() returns "support.domain.com".

Outputs

Domain: Type: Text.
The domain of the current HTTP request.

GetRequestFiles

Returns the list of files submitted in the current HTTP request.

Outputs

RequestFiles: Type: RecordList of RequestFile.

GetRequestHeader

Gets the value of a specific header in the current HTTP request. Returns an empty string if the header is not present or has no value.

Inputs

HeaderName: Type: Text. Mandatory.
The name of the header

Outputs

Value: Type: Text.
Returns an empty string if the header is not present or has no value.

GetRunningESpaceJQueryVersion

Returns the jQueryVersion of the Running ESpace

Outputs

JQueryVersion: Type: Text.

GetSessionId

Gets the session identifier of the current HTTP request.

Outputs

SessionId: Type: Text.
Session identifier.

GetURL

Returns the current absolute requested URL, without the session identifier.
If SEO rules are being applied, the final URL after the rule is applied is returned, and not the URL displayed in the user's browser.

Outputs

URL: Type: Text.
Current requested URL.

GetURLMethod

Gets the request method (GET or POST) of the current requested URL.

Outputs

Method: Type: Text.
Current request method (GETor POST).

GetURLWithSession

Gets the current requested URL (with the session identifier).

Outputs

URL: Type: Text.
Current requested URL with the session identifier.

GetUserAgent

Gets the user agent of the current HTTP request.

Outputs

UserAgent: Type: Text.

GetUserLanguages

Gets a sorted record list of client language preferences.

Outputs

Languages: Type: RecordList of UserLanguage.
Sorted record list of client language preferences.

GetValueFromInputId

Inputs

InputId: Type: Text. Mandatory.

Outputs

Value: Type: Text.

GetValueFromInputIdDecoded

Inputs

InputId: Type: Text. Mandatory.

Outputs

Value: Type: Text.

IsAjaxRequest

Returns true if this is running in an AJAX request.
Not Implemented in Java.

Outputs

IsAjaxRequest: Type: Boolean.
Returns true if this is running in an AJAX request.

IsSecureConnection

Tells if the current request is being made via HTTPS.

Outputs

IsSecureConnection: Type: Boolean.

MakeAbsoluteURL

Makes an absolute URL based on the URL provided.

Inputs

URL: Type: Text. Mandatory.
Relative or absolute URL.

Outputs

AbsoluteURL: Type: Text.
Absolute URL.

PostRequest_AddArgument

Builds arguments list for a POST HTTP request, adding a new text parameter to the arguments list. If argument name is not supplied, the post will only submit the supplied value (this can be used for xml posts for example).

Inputs

ArgumentsIn: Type: BinaryData.
Current arguments list in Binary format.
Name: Type: Text.
New text argument name.
Value: Type: Text. Mandatory.
New text argument value.

Outputs

ArgumentsOut: Type: BinaryData.
Inputed arguments list concatenated with the pair <argument name> = <argument value> in binary format.

PostRequest_AddBinaryArgument

Builds arguments list for an HTTP request, adding a new binary parameter to the arguments list. If argument name is not supplied, the post will only submit the supplied value (this can be used for xml posts for example).

Inputs

ArgumentsIn: Type: BinaryData.
Current arguments list in Binary format.
Name: Type: Text.
New text argument name.
Value: Type: BinaryData. Mandatory.
New binary argument value.

Outputs

ArgumentsOut: Type: BinaryData.
Inputed arguments list concatenated with the pair <argument name> = <argument value> in binary format.

PostRequest_Submit

Submit an HTTP POST request given the POST arguments and the URL. Returns the response content as a string and as binary data.

Inputs

URL: Type: Text. Mandatory.
URL for which to create the GET HTTP request.
Arguments: Type: BinaryData.
POST arguments.
Timeout: Type: Integer.
Number of milliseconds to wait before the request times out.
KeepAlive: Type: Boolean.
Indicates whether to make a persistent connection (True) to the Internet resource or not (False).

Outputs

TextContent: Type: Text.
Response text content.
BinaryContent: Type: BinaryData.
Response binary content.
BinaryContentType: Type: Text.
Value of the Content-Type header returned with the response.

ReplaceURLDomain

Replaces the domain in the URL by the new domain. This function doesn't accept JavaScript as an URL. If the new domain is not provided, the domain of the current request is used.

Inputs

URL: Type: Text. Mandatory.
The URL to replace the domain
Domain: Type: Text.
The new domain to put in the URL.

Outputs

SafeURL: Type: Text.
The URL with the new domain.

RunJavaScript

Runs the provided JavaScript code in the browser.

Inputs

Script: Type: Text. Mandatory.
JavaScript code to be sent to the browser.

SetBaseTag

Sets the base tag of the HTML of the current HTTP response.
This method has no effect in Ajax Requests.

Inputs

HREF: Type: Text. Mandatory.
Target: Type: Text. Default: "".

SetCookie

Sets a cookie.

Inputs

CookieName: Type: Text. Mandatory.
Cookie name.
CookieValue: Type: Text.
Cookie value.
CookieExpirationSpan: Type: Integer.
Cookie expiration span in minutes. If lower than or equal to zero the cookie will only be valid during current session.
CookiePath: Type: Text.
Cookie path. Defaults to path of the current eSpace, Tenant and Personal Area combination.
CookieDomain: Type: Text.
Cookie domain. Defaults to the current domain.

SetLastModified

Sets the Last Modified Date HTTP header of the current response.

Inputs

LastModifiedDate: Type: DateTime. Mandatory.
Last Modified Date.

SetPageTitle

Sets the page title of the HTML of the current HTTP response.
This method has no effect in Ajax Requests.

Inputs

Title: Type: Text. Mandatory.

SetRequestTimeout

Sets the timeout of the current HTTP request.

Inputs

Timeout: Type: Integer. Mandatory.
Timeout in seconds, or -1 for an infinite timeout.

SetStatusCode

Sets the status code of the current HTTP response.
Note: Setting custom HTTP status codes is an advanced extensibility scenario, so be sure to test if it works as intended in your specific infrastructure (for example, HTTP status code 204 is known to cause issues). Check the list of standard HTTP status codes used in OutSystems.

Inputs

StatusCode: Type: Integer. Mandatory.
Status code of the response. Examples: 404, 403.

URLEncode

Encodes a URL string for reliable HTTP transmission from the Web server to a client

Inputs

StrIn: Type: Text. Mandatory.
String URL
Encoding: Type: Text.
Encoding type: ASCII, Unicode, UTF7 or UTF8

Outputs

StrOut: Type: Text.
Encoded string URL

Structures

RequestFile

Attributes

FileName: Type: Text (50). Mandatory.
FileType: Type: Text (50). Mandatory.
FileSize: Type: Integer. Mandatory.
BinaryContent: Type: BinaryData. Mandatory.

UserLanguage

Attributes

Value: Type: Text (50). Mandatory.

Training

Documentation

Reference