Internet¶

With HTTP functions you can scrape the web, and send form data to web pages.

HTTP Functions¶

procedure OpenWebPage(const url : string);

OpenWebPage opens the given web page (url) with your default browser.

Example:

OpenWebPage('http://villavu.com');

function GetPage(const url : string): string;

GetPage returns a string of HTML from the given web page.

function InitializeHTTPClient(HandleCookies: Boolean): Integer;

InitializeHTTPClient creates a new client and assigns it an ID. You use this for all the other web functions that require a client.

function InitializeHTTPClientWrap(HandleCookies: Boolean): Integer;

This should probably not be documented.

procedure FreeHTTPClient(Client: Integer);

Free the HTTP client returned by InitializeHTTPClient.

function GetHTTPPage(Client: Integer;const URL: string): string;

GetHTTPPage is just like GetPage, except you can choose which client to get the HTTP code from.

procedure SetHTTPUserAgent(Client: Integer;const Agent: string);

SetHTTPUserAgent allows you to change the agent string of a client.

function PostHTTPPage(Client: Integer;const Url,PostData: string): string;

PostHTTPPage requests to post data (PostData) on the web page (Url) of the client (Client).

function PostHTTPPageEx(Client: Integer;const Url: string): string;

PostHTTPPageEx is just like PostHTTPPage but uses predefined post data added by ddPostVariable and cleared by ClearPostData.

procedure ClearPostData(Client: Integer);

ClearPostData clears the post data added to the web page (Client). Used with PostHTTPPageEx.

procedure AddPostVariable(Client: Integer;const VarName, VarValue: string);

AddPostVariable adds a post variable to the web page (Client). Used with PostHTTPPageEx.

function GetRawHeaders(Client: Integer): string;

GetRawHeaders returns a string of headers from the specified client.

procedure SetProxy(Client : Integer; pHost, pPort : String);');

SetProxy configures a proxy with the given client (Client) proxy host (pHost) and port (pPort).