From: Derick Rethans <derick@php.net>
Date: Sat, 29 Dec 2001 20:59:59 +0000 (+0000)
Subject: - Added extra parameter to count() that recursively counts elements in an
X-Git-Tag: PRE_ISSET_PATCH~370
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=cef0a461f941328880415cd7e2b2be745dca162f;p=php

- Added extra parameter to count() that recursively counts elements in an
  array and added is_array_multidimensional(). (patch by Vlad Bosinceanu
  <glipy@fx.ro>)
---

diff --git a/ext/standard/array.c b/ext/standard/array.c
index 653851b4c8..3ce6d17cc0 100644
--- a/ext/standard/array.c
+++ b/ext/standard/array.c
@@ -25,7 +25,6 @@
 
 #include "php.h"
 #include "php_ini.h"
-#include "zend_operators.h"
 #include <stdarg.h>
 #include <stdlib.h>
 #include <math.h>
@@ -68,6 +67,8 @@ php_array_globals array_globals;
 #define CASE_LOWER          0
 #define CASE_UPPER          1
 
+#define COUNT_NORMAL		0
+#define COUNT_RECURSIVE		1
 
 PHP_MINIT_FUNCTION(array)
 {
@@ -90,6 +91,9 @@ PHP_MINIT_FUNCTION(array)
 	REGISTER_LONG_CONSTANT("CASE_LOWER", CASE_LOWER, CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("CASE_UPPER", CASE_UPPER, CONST_CS | CONST_PERSISTENT);
 
+	REGISTER_LONG_CONSTANT("COUNT_NORMAL", COUNT_NORMAL, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("COUNT_RECURSIVE", COUNT_RECURSIVE, CONST_CS | CONST_PERSISTENT);
+	
 	return SUCCESS;
 }
 
@@ -223,26 +227,45 @@ PHP_FUNCTION(ksort)
 }
 /* }}} */
 
-/* {{{ proto int count(mixed var)
-   Count the number of elements in a variable (usually an array) */
-PHP_FUNCTION(count)
+
+int php_count_recursive(zval *array, long mode)
 {
-	pval **array;
+	long cnt = 0, i;
+	zval **element;
+	
 	HashTable *target_hash;
+	target_hash = HASH_OF(array);
 
-	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &array) == FAILURE) {
-		WRONG_PARAM_COUNT;
-	}
-	target_hash = HASH_OF(*array);
-	if (!target_hash) {
-		if (Z_TYPE_PP(array) == IS_NULL) {
-			RETURN_LONG(0);
-		} else {
-			RETURN_LONG(1);
+	if (Z_TYPE_P(array) == IS_ARRAY)
+	{
+		cnt += zend_hash_num_elements(target_hash);
+		if (mode == COUNT_RECURSIVE) {
+			for(i = 0; i < zend_hash_num_elements(target_hash); i++) {
+				if (zend_hash_index_find (Z_ARRVAL_P(array), i, (void **) &element) == SUCCESS) {
+					cnt += php_count_recursive(*element, COUNT_RECURSIVE);
+				}
+			}
 		}
 	}
+	return cnt;
+}
 
-	RETURN_LONG(zend_hash_num_elements(target_hash));
+/* {{{ proto int count(mixed var [, int mode])
+   Count the number of elements in a variable (usually an array) */
+PHP_FUNCTION(count)
+{
+	zval *array;
+	long mode = COUNT_NORMAL;
+	
+	if (zend_parse_parameters (ZEND_NUM_ARGS() TSRMLS_CC, "z|l", &array, &mode) == FAILURE)
+		return;
+	
+	if (Z_TYPE_P(array) == IS_ARRAY) {
+		RETURN_LONG (php_count_recursive (array, mode));
+	} else {
+		/* return 1 for non-array arguments */
+		RETURN_LONG(1);
+	}
 }
 /* }}} */
 
diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
index 5d637198e7..9337df331b 100644
--- a/ext/standard/basic_functions.c
+++ b/ext/standard/basic_functions.c
@@ -520,6 +520,7 @@ function_entry basic_functions[] = {
 	PHP_FE(is_numeric,														NULL)
 	PHP_FE(is_string,														NULL)
 	PHP_FE(is_array,														NULL)
+	PHP_FE(is_array_multidimensional,										NULL)
 	PHP_FE(is_object,														NULL)
 	PHP_FE(is_scalar,														NULL)
 	PHP_FE(is_callable,				third_arg_force_ref)
@@ -1633,6 +1634,31 @@ PHP_FUNCTION(is_array)
 }
 /* }}} */
 
+/* {{{ proto bool is_array_multidimensional(mixed var)
+	Returns true if variable is a multidimensional array */
+PHP_FUNCTION(is_array_multidimensional)
+{
+	zval *var, **element;
+	int i = 0;
+	
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &var) == FAILURE) {
+		return;
+	}
+	
+	if (Z_TYPE_P(var) == IS_ARRAY) {
+		while (zend_hash_num_elements (HASH_OF(var)) > i) {
+			if (zend_hash_index_find (Z_ARRVAL_P(var), i, (void **) &element) == SUCCESS) {
+				if(Z_TYPE_PP(element) == IS_ARRAY) {
+					RETURN_TRUE;
+				}
+			}
+			i++;
+		}
+		RETURN_FALSE;
+	}
+}
+/* }}} */
+
 /* {{{ proto bool is_object(mixed var)
    Returns true if variable is an object */
 PHP_FUNCTION(is_object)
diff --git a/ext/standard/basic_functions.h b/ext/standard/basic_functions.h
index 7472a6790a..a69185c5dc 100644
--- a/ext/standard/basic_functions.h
+++ b/ext/standard/basic_functions.h
@@ -72,6 +72,7 @@ PHP_FUNCTION(is_float);
 PHP_FUNCTION(is_numeric);
 PHP_FUNCTION(is_string);
 PHP_FUNCTION(is_array);
+PHP_FUNCTION(is_array_multidimensional);
 PHP_FUNCTION(is_object);
 PHP_FUNCTION(is_scalar);
 PHP_FUNCTION(is_callable);