Moriyoshi,

I appreciate your effort here, but it seems that while this approach is
more flexible, it is also bound to have more complicated. I have decided
to apply Philip's patch for 4.3.0.

On Sat, 21 Dec 2002, Moriyoshi Koizumi wrote:
> Ohh, it seems we have been working on the same patch simultaneously :)
> 
> Attached is my version of fix for bug #20441, which adopts a new ini entry 
> "php_auth_exposure" so that administrators can selectively expose auth 
> information to the clients regardless of safe_mode settings.
> 
> Possible values are:
> 
> - php_auth_exposure=user
>   Only PHP_AUTH_USER is exposed.
> 
> - php_auth_exposure=pw
>   Only PHP_AUTH_PW is exposed
> 
> - php_auth_exposure=user,pw
>   Both PHP_AUTH_USER and PHP_AUTH_PW are exposeed
> 
> Hope this helps.
> 
> Moriyoshi
> 
> Philip Olson <[EMAIL PROTECTED]> wrote:
> 
> > 
> > Attatched is a patch that essentially goes back
> > to 4.2.3 behavior except the external auth will not
> > be available with PHP in safe mode.  REMOTE_USER
> > exists regardless.  
> > 
> > It seems some people also wanted an ini option, I don't 
> > know how to do that! :)
> > 
> > References for this patch:
> >  http://bugs.php.net/20441
> >  http://cvs.php.net/diff.php/php4/sapi/apache/mod_php4.c?r1=1.132&r2=1.133
> > 
> > On a related note, I'm curious why PHP_AUTH_TYPE does
> > not exist, only the variable AUTH_TYPE does (for me).  
> > PHP_AUTH_TYPE has been documented forever, not sure if
> > it used to exist but various parts of PHP4 source make
> > it seem like it should.
> > 
> > Regards,
> > Philip Olson
> > 
> > p.s. Thanks to Wez and Steph for teaching me not to fear 
> > the source.
> > 
> > 
> > On Fri, 20 Dec 2002, Andrei Zmievski wrote:
> > 
> > > Everyone,
> > > 
> > > I have just released 4.3.0RC4. Despite the quote in my signature, I am
> > > determined to keep this one the very last final RC of the interminable
> > > 4.3.0 development cycle. Towards that end, I will closely monitor the
> > > CVS commits and revert any that do not satisfactorily explain what
> > > critical or showstopper bug they are fixing. I am aware that
> > > PHP_AUTH_USER issue raises certain concerns, but no one apparently could
> > > make a patch. If, however, one appears very soon, I may consider it a
> > > special one and apply it for 4.3.0.
> > > 
> > > -Andrei                                       http://www.gravitonic.com/
> > > 
> > > "The time from now until the completion
> > >  of the project tends to become constant." -- Douglas Hartree
> > > 
> > > -- 
> > > PHP Development Mailing List <http://www.php.net/>
> > > To unsubscribe, visit: http://www.php.net/unsub.php
> > > 
> > 
> > 

> Index: main/main.c
> ===================================================================
> RCS file: /repository/php4/main/main.c,v
> retrieving revision 1.520
> diff -u -r1.520 main.c
> --- main/main.c       16 Dec 2002 15:43:52 -0000      1.520
> +++ main/main.c       21 Dec 2002 06:17:30 -0000
> @@ -112,6 +112,9 @@
>  
>  static void php_build_argv(char *s, zval *track_vars_array TSRMLS_DC);
>  
> +static PHP_INI_MH(OnUpdate_php_auth_exposure);
> +#define PHP_EXPOSE_AUTH_USER 0x0001
> +#define PHP_EXPOSE_AUTH_PW   0x0002 
>  
>  static char *short_track_vars_names[] = {
>       "_POST",
> @@ -275,6 +278,7 @@
>       STD_PHP_INI_ENTRY("output_handler",                     NULL,           
>PHP_INI_PERDIR|PHP_INI_SYSTEM,  OnUpdateString, output_handler,         
>php_core_globals,       core_globals)
>       STD_PHP_INI_BOOLEAN("register_argc_argv",       "1",            
>PHP_INI_PERDIR|PHP_INI_SYSTEM,  OnUpdateBool,   register_argc_argv,             
>php_core_globals,       core_globals)
>       STD_PHP_INI_BOOLEAN("register_globals",         "0",            
>PHP_INI_PERDIR|PHP_INI_SYSTEM,  OnUpdateBool,   register_globals,               
>php_core_globals,       core_globals)
> +     STD_PHP_INI_ENTRY("php_auth_exposure",          "none",         
>PHP_INI_SYSTEM, OnUpdate_php_auth_exposure,     php_auth_exposure,              
>php_core_globals,       core_globals)
>  #if PHP_SAFE_MODE
>       STD_PHP_INI_BOOLEAN("safe_mode",                        "1",            
>PHP_INI_SYSTEM,         OnUpdateBool,                   safe_mode,                    
>          php_core_globals,       core_globals)
>  #else
> @@ -1191,6 +1195,7 @@
>       SG(request_info).argv=(char **)NULL;
>       PG(connection_status) = PHP_CONNECTION_NORMAL;
>       PG(during_request_startup) = 0;
> +     PG(php_auth_exposure) = 0;
>  
>       CG(zend_lineno) = 0;
>  
> @@ -1378,10 +1383,12 @@
>       }
>  
>       /* PHP Authentication support */
> -     if (SG(request_info).auth_user) {
> +     if ((PG(php_auth_exposure) & PHP_EXPOSE_AUTH_USER) &&
> +             SG(request_info).auth_user) {
>               php_register_variable("PHP_AUTH_USER", SG(request_info).auth_user, 
>array_ptr TSRMLS_CC);
>       }
> -     if (SG(request_info).auth_password) {
> +     if ((PG(php_auth_exposure) & PHP_EXPOSE_AUTH_PW) &&
> +             SG(request_info).auth_password) {
>               php_register_variable("PHP_AUTH_PW", SG(request_info).auth_password, 
>array_ptr TSRMLS_CC);
>       }
>  }
> @@ -1820,6 +1827,66 @@
>  }
>  /* }}} */
>  #endif
> +
> +/* {{{ OnUpdate_php_auth_exposure */
> +static PHP_INI_MH(OnUpdate_php_auth_exposure)
> +{
> +     char *comp, *p1;
> +     int eos;
> +     long val = 0;
> +     int sp_cnt;
> +
> +     comp = NULL;
> +
> +     p1 = new_value;
> +     eos = 0;
> +
> +     do {
> +             if (*p1 == '\0') {
> +                     eos = 1;
> +             }
> +
> +             if (comp == NULL) {
> +                     if (!eos && *p1 != ' ') {
> +                             comp = p1;
> +                             sp_cnt = 0;
> +                     }
> +             } else {
> +                     if (!eos && *p1 == ' ') {
> +                             ++sp_cnt;
> +                     } else if (eos || *p1 == ',') {
> +                             if (comp != NULL) {
> +                                     int comp_len = (int)(p1 - comp) - sp_cnt;
> +                                     if (comp_len == 4 && strncasecmp(comp, "user", 
>comp_len) == 0) {
> +                                             val |= PHP_EXPOSE_AUTH_USER;
> +                                     } else if (comp_len == 2 && strncasecmp(comp, 
>"pw", comp_len) == 0) {
> +                                             val |= PHP_EXPOSE_AUTH_PW;
> +                                     }
> +                                     comp = NULL;
> +                             }
> +                     } else {
> +                             sp_cnt = 0;
> +                     }
> +             }
> +             p1++;
> +     } while (!eos);
> +
> +     {
> +             long *p;
> +             char *base;
> +#ifndef ZTS
> +             base = (char *) mh_arg2;
> +#else
> +             base = (char *) ts_resource(*((int *) mh_arg2));
> +#endif
> +
> +             p = (long *) (base+(size_t) mh_arg1);
> +
> +             *p = val;
> +     }
> +     return SUCCESS;
> +}
> +/* }}} */
>  
>  /*
>   * Local variables:
> Index: main/php_globals.h
> ===================================================================
> RCS file: /repository/php4/main/php_globals.h,v
> retrieving revision 1.86
> diff -u -r1.86 php_globals.h
> --- main/php_globals.h        30 Nov 2002 18:36:17 -0000      1.86
> +++ main/php_globals.h        21 Dec 2002 06:17:30 -0000
> @@ -141,6 +141,8 @@
>       zend_bool always_populate_raw_post_data;
>       
>       zend_bool report_zend_debug;
> +
> +     long php_auth_exposure; 
>  };
>  
>  
> Index: sapi/apache/mod_php4.c
> ===================================================================
> RCS file: /repository/php4/sapi/apache/mod_php4.c,v
> retrieving revision 1.148
> diff -u -r1.148 mod_php4.c
> --- sapi/apache/mod_php4.c    1 Dec 2002 03:28:21 -0000       1.148
> +++ sapi/apache/mod_php4.c    21 Dec 2002 06:17:30 -0000
> @@ -448,7 +448,6 @@
>               authorization = table_get(r->headers_in, "Authorization");
>       }
>       if (authorization
> -             && !auth_type(r)
>               && !strcasecmp(getword(r->pool, &authorization, ' '), "Basic")) {
>               tmp = uudecode(r->pool, authorization);
>               SG(request_info).auth_user = getword_nulls_nc(r->pool, &tmp, ':');

> -- 
> PHP Development Mailing List <http://www.php.net/>
> To unsubscribe, visit: http://www.php.net/unsub.php



-Andrei                                       http://www.gravitonic.com/
* My wishlist: http://www.amazon.com/exec/obidos/wishlist/2Q2DIPY7BZLSH/ *

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