From 0492145e58bda8fed9f64992a9b8d054d9c80758 Mon Sep 17 00:00:00 2001
From: datibbaw <datibbaw@php.net>
Date: Thu, 26 Sep 2013 11:10:24 +0800
Subject: added bitmask variation

---
 ext/standard/array.c                               | 36 +++++++++++++---------
 ext/standard/php_array.h                           |  4 +++
 .../tests/array/array_filter_variation10.phpt      | 35 ++++++++++++++++++++-
 3 files changed, 59 insertions(+), 16 deletions(-)

(limited to 'ext/standard')

diff --git a/ext/standard/array.c b/ext/standard/array.c
index 1f98ef16f2..13148ec6f0 100644
--- a/ext/standard/array.c
+++ b/ext/standard/array.c
@@ -127,6 +127,10 @@ PHP_MINIT_FUNCTION(array) /* {{{ */
 	REGISTER_LONG_CONSTANT("COUNT_NORMAL", COUNT_NORMAL, CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("COUNT_RECURSIVE", COUNT_RECURSIVE, CONST_CS | CONST_PERSISTENT);
 
+	REGISTER_LONG_CONSTANT("ARRAY_FILTER_USE_BOTH", ARRAY_FILTER_USE_BOTH, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("ARRAY_FILTER_USE_KEY", ARRAY_FILTER_USE_KEY, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("ARRAY_FILTER_USE_VALUE", ARRAY_FILTER_USE_VALUE, CONST_CS | CONST_PERSISTENT);
+
 	return SUCCESS;
 }
 /* }}} */
@@ -4198,7 +4202,7 @@ PHP_FUNCTION(array_filter)
 	zval *retval = NULL;
     zval *key = NULL;
 	zend_bool have_callback = 0;
-	zend_bool use_key = 0;
+	long use_type = ARRAY_FILTER_USE_VALUE;
 	char *string_key;
 	zend_fcall_info fci = empty_fcall_info;
 	zend_fcall_info_cache fci_cache = empty_fcall_info_cache;
@@ -4206,7 +4210,7 @@ PHP_FUNCTION(array_filter)
 	ulong num_key;
 	HashPosition pos;
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a|fb", &array, &fci, &fci_cache, &use_key) == FAILURE) {
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a|fl", &array, &fci, &fci_cache, &use_type) == FAILURE) {
 		return;
 	}
 
@@ -4220,11 +4224,14 @@ PHP_FUNCTION(array_filter)
 		fci.no_separation = 0;
 		fci.retval_ptr_ptr = &retval;
 
-		if (use_key) {
+		if (use_type == ARRAY_FILTER_USE_BOTH) {
 			fci.param_count = 2;
 			args[1] = &key;
 		} else {
 			fci.param_count = 1;
+			if (use_type == ARRAY_FILTER_USE_KEY) {
+				args[0] = &key;
+			}
 		}
 	}
 
@@ -4235,7 +4242,7 @@ PHP_FUNCTION(array_filter)
 		int key_type = zend_hash_get_current_key_ex(Z_ARRVAL_P(array), &string_key, &string_key_len, &num_key, 0, &pos);
 
 		if (have_callback) {
-			if (use_key) {
+			if (use_type != ARRAY_FILTER_USE_VALUE) {
 				MAKE_STD_ZVAL(key);
 				/* Set up the key */
 				switch (key_type) {
@@ -4250,21 +4257,20 @@ PHP_FUNCTION(array_filter)
 				}
 			}
 
-			args[0] = operand;
+			if (use_type != ARRAY_FILTER_USE_KEY) {
+				args[0] = operand;
+			}
 			fci.params = args;
 
 			if (zend_call_function(&fci, &fci_cache TSRMLS_CC) == SUCCESS && retval) {
-				if (!zend_is_true(retval)) {
-					zval_ptr_dtor(&retval);
-					if (use_key) {
-						zval_ptr_dtor(&key);
-					}
+				int retval_true = zend_is_true(retval);
+
+				zval_ptr_dtor(&retval);
+				if (use_type != ARRAY_FILTER_USE_VALUE) {
+					zval_ptr_dtor(&key);
+				}
+				if (!retval_true) {
 					continue;
-				} else {
-					zval_ptr_dtor(&retval);
-					if (use_key) {
-						zval_ptr_dtor(&key);
-					}
 				}
 			} else {
 				php_error_docref(NULL TSRMLS_CC, E_WARNING, "An error occurred while invoking the filter callback");
diff --git a/ext/standard/php_array.h b/ext/standard/php_array.h
index 1cf2779071..7d9733d296 100644
--- a/ext/standard/php_array.h
+++ b/ext/standard/php_array.h
@@ -117,6 +117,10 @@ PHPAPI int php_multisort_compare(const void *a, const void *b TSRMLS_DC);
 #define PHP_SORT_NATURAL            6
 #define PHP_SORT_FLAG_CASE          8
 
+#define ARRAY_FILTER_USE_BOTH	1
+#define ARRAY_FILTER_USE_KEY	2
+#define ARRAY_FILTER_USE_VALUE	3
+
 ZEND_BEGIN_MODULE_GLOBALS(array) 
 	int *multisort_flags[2];
 	int (*compare_func)(zval *result, zval *op1, zval *op2 TSRMLS_DC);
diff --git a/ext/standard/tests/array/array_filter_variation10.phpt b/ext/standard/tests/array/array_filter_variation10.phpt
index 1eec4591a1..25698c55c2 100644
--- a/ext/standard/tests/array/array_filter_variation10.phpt
+++ b/ext/standard/tests/array/array_filter_variation10.phpt
@@ -2,7 +2,7 @@
 Test array_filter() function : usage variations - using the array keys inside 'callback'
 --FILE--
 <?php
-/* Prototype  : array array_filter(array $input [, callback $callback [, bool $use_keys = false]])
+/* Prototype  : array array_filter(array $input [, callback $callback [, bool $use_type = ARRAY_FILTER_USE_VALUE]])
  * Description: Filters elements from the array via the callback. 
  * Source code: ext/standard/array.c
 */
@@ -36,6 +36,16 @@ echo "*** Testing array_filter() : usage variations - 'callback' expecting secon
 
 var_dump( array_filter($small, 'dump', false) );
 
+echo "*** Testing array_filter() with various use types ***\n";
+
+$mixed = array(1 => 'a', 2 => 'b', 'a' => 1, 'b' => 2);
+
+var_dump(array_filter($mixed, 'is_numeric', ARRAY_FILTER_USE_KEY));
+
+var_dump(array_filter($mixed, 'is_numeric', ARRAY_FILTER_USE_VALUE));
+
+var_dump(array_filter($mixed, 'is_numeric', ARRAY_FILTER_USE_BOTH));
+
 echo "Done"
 ?>
 --EXPECTF--
@@ -67,4 +77,27 @@ Notice: Undefined variable: key in %s on line %d
  = 123
 array(0) {
 }
+*** Testing array_filter() with various use types ***
+array(2) {
+  [1]=>
+  string(1) "a"
+  [2]=>
+  string(1) "b"
+}
+array(2) {
+  ["a"]=>
+  int(1)
+  ["b"]=>
+  int(2)
+}
+
+Warning: is_numeric() expects exactly 1 parameter, 2 given in %s on line 44
+
+Warning: is_numeric() expects exactly 1 parameter, 2 given in %s on line 44
+
+Warning: is_numeric() expects exactly 1 parameter, 2 given in %s on line 44
+
+Warning: is_numeric() expects exactly 1 parameter, 2 given in %s on line 44
+array(0) {
+}
 Done
-- 
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