php header http referer
SERVER[HTTPHOST].dirname(SERVER[PHPSELF])./discussions.php header(Location: . homeurl) So I know the header location part works. Any idea why it doesnt want to work in conjunction with the httpreferer variable? Before reading my question, please note: I am aware that HTTPREFERER can be spoofed or disabled in the client browser.My question is this: I create a file called page1.php:
php bit as a part of the URL you link or redirect to. These header lines are sent by the client in a HTTP protocol transaction. All lines are RFC822 format headers. The list of headers is terminated by an empty line.Referer: This optional header field allows the client to specify, for the servers benefit, the address ( URI ) of the document (or element Note, that because of using the header() function that code has to be put on the very top of your PHP page. Header redirect will throw an error if there is something sent to visitors browser before calling it. Instead of using SERVER[ HTTPREFERER] you can use SERVER[REMOTEADDR] which You also need to look out for SERVER[HTTPREFERER] simply not being set. Some user agents dont set it, some privary tools mask it, and you need toIs there any reason then why not just to do a single header(Location: 404.
php) call instead of doing that and calling HTTP/1.0 404 Not Found first? But Ive seen header() functions that go on that landing page and do return a HTTPREFERRER, what am I doing wrong?The server cant set a referer in this case. You just instruct the users browser to go to the specified location - but the browser doesnt need to if it doesnt want to. if you redirect with meta refresh, the browser doesnt send the referer header. echo The HTTP referer (originally a misspelling of referrer) is an HTTP header field that identifies the address of the webpage (i.e. the URI or IRI) that linked to the resource being requested. By checking the referrer, the new webpage can see where the request originated. php. On the internet, referrer refers to the page that contains the link that was followed to get to the current page. The referrer is set in the HTTP request behind the scenes with usually noThe PHP tutorial below will show you how it is done. PHP Referrer Example - Using PHP to get the referrer. refSERVER[HTTPREFERER] echo "Referrer of this page ref " There is no referrer information available for this visit.Here is an example of referrer URL we can get from HTTP header. This one is from Google.