PHP 5.4 number encode fix

Author: michael-grunder

library.c

@@ -308,8 +308,7 @@ redis_cmd_format_static(char **ret, char *keyword, char *format, ...) {
 			case 'f':
 			case 'F': {
 				double d = va_arg(ap, double);
-				dbl_str = _php_math_number_format(d, 8, '.', '\x00');
-				dbl_len = strlen(dbl_str);
+				REDIS_DOUBLE_TO_STRING(dbl_str, dbl_len, d)
 				smart_str_append_long(&buf, dbl_len);
 				smart_str_appendl(&buf, _NL, sizeof(_NL) - 1);
 				smart_str_appendl(&buf, dbl_str, dbl_len);
@@ -377,8 +376,7 @@ redis_cmd_format(char **ret, char *format, ...) {
 				case 'F':
 				case 'f': {
 					double d = va_arg(ap, double);
-					dbl_str = _php_math_number_format(d, 8, '.', '\x00');
-					dbl_len = strlen(dbl_str);
+					REDIS_DOUBLE_TO_STRING(dbl_str, dbl_len, d)
 					smart_str_append_long(&buf, dbl_len);
 					smart_str_appendl(&buf, _NL, sizeof(_NL) - 1);
 					smart_str_appendl(&buf, dbl_str, dbl_len);

library.h

@@ -47,12 +47,22 @@ redis_key_prefix(RedisSock *redis_sock, char **key, int *key_len TSRMLS_DC);
 PHPAPI int
 redis_unserialize(RedisSock *redis_sock, const char *val, int val_len, zval **return_value TSRMLS_DC);
 
-/*
- * Variant Read methods, mostly to implement eval
- */
 
 PHPAPI int redis_read_reply_type(RedisSock *redis_sock, REDIS_REPLY_TYPE *reply_type, int *reply_info TSRMLS_DC);
 PHPAPI int redis_read_variant_line(RedisSock *redis_sock, REDIS_REPLY_TYPE reply_type, zval **z_ret TSRMLS_DC);
 PHPAPI int redis_read_variant_bulk(RedisSock *redis_sock, int size, zval **z_ret TSRMLS_DC);
 PHPAPI int redis_read_multibulk_recursive(RedisSock *redis_sock, int elements, zval **z_ret TSRMLS_DC);
 PHPAPI int redis_read_variant_reply(INTERNAL_FUNCTION_PARAMETERS, RedisSock *redis_sock, zval *z_tab);
+
+
+#if ZEND_MODULE_API_NO >= 20100000
+#define REDIS_DOUBLE_TO_STRING(dbl_str, dbl_len, dbl) \
+	char dbl_decsep; \
+	dbl_decsep = '.'; \
+	dbl_str = _php_math_number_format_ex(dbl, 8, &dbl_decsep, 1, NULL, 0); \
+	dbl_len = strlen(dbl_str);
+#else
+#define REDIS_DOUBLE_TO_STRING(dbl_str, dbl_len, dbl) \
+	dbl_str = _php_math_number_format(dbl, 8, '.', '\x00'); \
+	dbl_len = strlen(dbl_str);
+#endif

redis.c

@@ -3684,8 +3684,7 @@ PHP_METHOD(Redis, zAdd) {
 
 		/* add score */
 		score = Z_DVAL_P(z_args[i]);
-		dbl_str = _php_math_number_format(score, 8, '.', '\x00');
-		dbl_len = strlen(dbl_str);
+		REDIS_DOUBLE_TO_STRING(dbl_str, dbl_len, score)
 		smart_str_appendc(&buf, '$');
 		smart_str_append_long(&buf, dbl_len);
 		smart_str_appendl(&buf, _NL, sizeof(_NL) - 1);

tests/TestRedis.php

@@ -1814,6 +1814,22 @@ public function testZX() {
 	$this->redis->delete('key2');
 	$this->redis->delete('key3');
 
+	$this->redis->zadd('key1', 2000.1, 'one');
+	$this->redis->zadd('key1', 3000.1, 'two');
+	$this->redis->zadd('key1', 4000.1, 'three');
+
+	$ret = $this->redis->zRange('key1', 0, -1, TRUE);
+	$this->assertTrue(count($ret) === 3);
+	$retValues = array_keys($ret);
+
+	$this->assertTrue(array('one', 'two', 'three') === $retValues);
+
+	// + 0 converts from string to float OR integer
+	$this->assertTrue(is_float($ret['one'] + 0));
+	$this->assertTrue(is_float($ret['two'] + 0));
+	$this->assertTrue(is_float($ret['three'] + 0));
+
+	$this->redis->delete('key1');
 
 	// ZREMRANGEBYRANK
 	$this->redis->zAdd('key1', 1, 'one');