Commit 6fb9e69

iluuu1994bukka

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Warn on http_response_code() after header('HTTP/...')

Fixes GH-18582 Fixes #81451 Co-authored-by: Jakub Zelenka <bukka@php.net>

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Original file line number	Diff line number	Diff line change
`@@ -375,6 +375,14 @@ PHP_FUNCTION(http_response_code)`
`375`	`375`	`}`
`376`	`376`	`RETURN_FALSE;`
`377`	`377`	`}`
	`378`	`+`
	`379`	`+ if (SG(sapi_headers).http_status_line) {`
	`380`	`+ php_error_docref(NULL, E_WARNING, "Calling http_response_code() after header('HTTP/...') has no effect");`
	`381`	`+ // If it is decided that this should have effect in the future, replace warning with`
	`382`	`+ // efree(SG(sapi_headers).http_status_line);`
	`383`	`+ // SG(sapi_headers).http_status_line = NULL;`
	`384`	`+ }`
	`385`	`+`
`378`	`386`	`zend_long old_response_code;`
`379`	`387`
`380`	`388`	`old_response_code = SG(sapi_headers).http_response_code;`

Lines changed: 40 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,40 @@`
	`1`	`+--TEST--`
	`2`	`+GH-18582: Allow http_response_code() to clear HTTP start-line`
	`3`	`+--SKIPIF--`
	`4`	`+<?php`
	`5`	`+include "skipif.inc";`
	`6`	`+?>`
	`7`	`+--FILE--`
	`8`	`+<?php`
	`9`	`+include "php_cli_server.inc";`
	`10`	`+`
	`11`	`+php_cli_server_start(<<<'PHP'`
	`12`	`+http_response_code(401);`
	`13`	`+header('HTTP/1.1 404 Not Found');`
	`14`	`+$is_404 = http_response_code(403);`
	`15`	`+$should_be_404_but_is_403 = http_response_code();`
	`16`	`+echo $is_404 . PHP_EOL;`
	`17`	`+echo $should_be_404_but_is_403 . PHP_EOL;`
	`18`	`+PHP);`
	`19`	`+`
	`20`	`+$host = PHP_CLI_SERVER_HOSTNAME;`
	`21`	`+$fp = php_cli_server_connect();`
	`22`	`+if (fwrite($fp, "GET / HTTP/1.1\nHost: {$host}\n\n")) {`
	`23`	`+ while (!feof($fp)) {`
	`24`	`+ echo fgets($fp);`
	`25`	`+ }`
	`26`	`+}`
	`27`	`+fclose($fp);`
	`28`	`+?>`
	`29`	`+--EXPECTF--`
	`30`	`+HTTP/1.1 404 Not Found`
	`31`	`+Host: %s`
	`32`	`+Date: %s`
	`33`	`+Connection: close`
	`34`	`+X-Powered-By: %s`
	`35`	`+Content-type: text/html; charset=UTF-8`
	`36`	`+`
	`37`	`+<br />`
	`38`	`+<b>Warning</b>: http_response_code(): Calling http_response_code() after header('HTTP/...') has no effect in <b>%s</b> on line <b>3</b><br />`
	`39`	`+404`
	`40`	`+403`

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