Hello Cristiano,
Sunday, August 3, 2003, 5:33:25 AM, you wrote:
CD> I made a patch to the latest PHP5-CVS wich implements this hook. I think
CD> it's useful to make a meaningful object stringfied value.
CD> Can anyone verify it and maybe commit it to CVS ?
CD> --- zend.c 2003-07-30 14:07:36.000000000 -0300
CD> +++ zend.c.new 2003-08-03 00:27:43.000000000 -0300
CD> @@ -227,10 +227,24 @@
CD> if (expr->value.obj.handlers->cast_object) {
CD> TSRMLS_FETCH();
CD> expr->value.obj.handlers->cast_object(expr, expr_copy, IS_STRING, 0
CD> TSRMLS_CC);
CD> } else {
- expr_copy->>value.str.val = (char *) emalloc(sizeof("Object id #")-1 +
CD> MAX_LENGTH_OF_LONG);
- expr_copy->>value.str.len = sprintf(expr_copy->value.str.val, "Object id
#%ld", (long)expr->>value.obj.handle);
CD> + //call to_string method
CD> + zval *fname, *retval;
CD> + MAKE_STD_ZVAL(fname);
CD> + ZVAL_STRING(fname, "to_string", 1);
CD> + TSRMLS_FETCH();
CD> + if (call_user_function_ex(NULL, &expr, fname, &retval, 0, NULL, 0,
CD> NULL TSRMLS_CC) == SUCCESS) {
CD> + if (Z_TYPE_P(retval) != IS_STRING) {
CD> + convert_to_string(retval);
CD> + }
CD> + ZVAL_STRINGL(expr_copy, Z_STRVAL_P(retval), Z_STRLEN_P(retval),
CD> 1);
CD> + zval_ptr_dtor(&retval);
CD> + } else {
CD> + Z_STRVAL_P(expr_copy) = (char *)
CD> emalloc(sizeof("Object id #")-1 + MAX_LENGTH_OF_LONG);
CD> + Z_STRLEN_P(expr_copy) =
CD> sprintf(Z_STRVAL_P(expr_copy), "Object id #%ld",
CD> (long)Z_OBJ_HANDLE_P(expr));
CD> + }
CD> + zval_ptr_dtor(&fname);
CD> }
CD> #if 0
CD> /* FIXME: This might break BC for some people */
CD> expr_copy->value.str.len = sizeof("Object")-1;
CD> Thanx,
CD> Cristiano Duarte.
CD> "Cristiano Duarte" <[EMAIL PROTECTED]> escreveu na mensagem
CD> news:[EMAIL PROTECTED]
>> Sorry guys,
>>
>> > $o = new xxx();
>> should be $o = new my_object();
>>
>> And if there is a way to hook into zend_standard_class (stdClass) what
CD> would
>> make all objects inherit the to_string method, it would be great !
>>
>> Cristiano Duarte
>>
>> "Cristiano Duarte" <[EMAIL PROTECTED]> escreveu na mensagem
>> news:[EMAIL PROTECTED]
>> > Hi internals,
>> >
>> > Is there a way to hook the cast_object handler in userspace ? What I
CD> want
>> is
>> > a default "to_string" method called when I do something like:
>> >
>> > class my_object extends class_with_default_to_string_method {
>> > private $value = "Hello";
>> > public function to_string() { //overhiding default to_string wich
>> prints
>> > "Object id #n"
>> > return $this->value;
>> > }
>> > }
>> >
>> > $o = new my_object();
>> > echo $o;
>> >
>> > or:
>> >
>> > $o = new xxx();
>> > echo "My stringfied value is=$o";
>> >
>> > Thanx,
>> >
>> > Cristiano Duarte
>> >
>> >
>>
>>
The patch doesn't compile (always use confugure --enable-maintainer-zts).
Then you assume that every class has a function to_string(), this is not what
we want.
--
Best regards,
Marcus mailto:[EMAIL PROTECTED]
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