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- Add interface_exists() and differentiate between classes and interfaces

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(Andrey Hristov)
This commit is contained in:
Andi Gutmans
2004-08-25 00:41:43 +00:00
parent d800816f94
commit 709c5bd2d5
1 changed files with 35 additions and 2 deletions
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37
Zend/zend_builtin_functions.c
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@@ -44,6 +44,7 @@ static ZEND_FUNCTION(get_class);
static ZEND_FUNCTION(get_parent_class);
static ZEND_FUNCTION(method_exists);
static ZEND_FUNCTION(class_exists);
static ZEND_FUNCTION(interface_exists);
static ZEND_FUNCTION(function_exists);
#if ZEND_DEBUG
static ZEND_FUNCTION(leak);
@@ -102,6 +103,7 @@ static zend_function_entry builtin_functions[] = {
ZEND_FE(get_parent_class, NULL)
ZEND_FE(method_exists, NULL)
ZEND_FE(class_exists, NULL)
ZEND_FE(interface_exists, NULL)
ZEND_FE(function_exists, NULL)
#if ZEND_DEBUG
ZEND_FE(leak, NULL)
@@ -848,11 +850,42 @@ ZEND_FUNCTION(class_exists)
found = zend_hash_find(EG(class_table), lc_name, class_name_len+1, (void **) &ce);
free_alloca(lc_name);
RETURN_BOOL(found == SUCCESS);
RETURN_BOOL(found == SUCCESS && !((*ce)->ce_flags & ZEND_ACC_INTERFACE));
}
if (zend_lookup_class(class_name, class_name_len, &ce TSRMLS_CC) == SUCCESS) {
RETURN_TRUE;
RETURN_BOOL(((*ce)->ce_flags & ZEND_ACC_INTERFACE) == 0);
} else {
RETURN_FALSE;
}
}
/* }}} */
/* {{{ proto bool interface_exists(string classname [, bool autoload])
Checks if the class exists */
ZEND_FUNCTION(interface_exists)
{
char *iface_name, *lc_name;
zend_class_entry **ce;
int iface_name_len;
zend_bool autoload = 1;
int found;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|b", &iface_name, &iface_name_len, &autoload) == FAILURE) {
return;
}
if (!autoload) {
lc_name = do_alloca(iface_name_len + 1);
zend_str_tolower_copy(lc_name, iface_name, iface_name_len);
found = zend_hash_find(EG(class_table), lc_name, iface_name_len+1, (void **) &ce);
free_alloca(lc_name);
RETURN_BOOL(found == SUCCESS && (*ce)->ce_flags & ZEND_ACC_INTERFACE);
}
if (zend_lookup_class(iface_name, iface_name_len, &ce TSRMLS_CC) == SUCCESS) {
RETURN_BOOL(((*ce)->ce_flags & ZEND_ACC_INTERFACE) > 0);
} else {
RETURN_FALSE;
}