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Merge pull request #1 from jrbasso/json_preserve_fractional_part
Porting implementation of RFC json_preserve_fractional_part
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commit
91386cb287
@ -102,6 +102,7 @@ static PHP_MINIT_FUNCTION(json)
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REGISTER_LONG_CONSTANT("JSON_PRETTY_PRINT", PHP_JSON_PRETTY_PRINT, CONST_CS | CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("JSON_UNESCAPED_UNICODE", PHP_JSON_UNESCAPED_UNICODE, CONST_CS | CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("JSON_PARTIAL_OUTPUT_ON_ERROR", PHP_JSON_PARTIAL_OUTPUT_ON_ERROR, CONST_CS | CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("JSON_PRESERVE_ZERO_FRACTION", PHP_JSON_PRESERVE_ZERO_FRACTION, CONST_CS | CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("JSON_ERROR_NONE", PHP_JSON_ERROR_NONE, CONST_CS | CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("JSON_ERROR_DEPTH", PHP_JSON_ERROR_DEPTH, CONST_CS | CONST_PERSISTENT);
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@ -95,13 +95,18 @@ static inline void php_json_pretty_print_indent(smart_str *buf, int options) /*
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/* }}} */
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static inline void php_json_encode_double(smart_str *buf, double d) /* {{{ */
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static inline void php_json_encode_double(smart_str *buf, double d, int options) /* {{{ */
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{
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if (!zend_isinf(d) && !zend_isnan(d)) {
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size_t len;
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char num[PHP_JSON_DOUBLE_MAX_LENGTH];
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php_gcvt(d, EG(precision), '.', 'e', &num[0]);
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len = strlen(num);
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if (options & PHP_JSON_PRESERVE_ZERO_FRACTION && strchr(num, '.') == NULL && len < PHP_JSON_DOUBLE_MAX_LENGTH - 2) {
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num[len++] = '.';
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num[len++] = '0';
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num[len] = '\0';
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}
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smart_str_appendl(buf, num, len);
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} else {
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JSON_G(error_code) = PHP_JSON_ERROR_INF_OR_NAN;
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@ -290,7 +295,7 @@ static void php_json_escape_string(smart_str *buf, char *s, size_t len, int opti
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if (type == IS_LONG) {
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smart_str_append_long(buf, p);
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} else if (type == IS_DOUBLE) {
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php_json_encode_double(buf, d);
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php_json_encode_double(buf, d, options);
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}
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return;
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}
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@ -502,7 +507,7 @@ again:
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break;
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case IS_DOUBLE:
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php_json_encode_double(buf, Z_DVAL_P(val));
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php_json_encode_double(buf, Z_DVAL_P(val), options);
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break;
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case IS_STRING:
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@ -64,6 +64,7 @@ typedef enum {
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#define PHP_JSON_PRETTY_PRINT (1<<7)
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#define PHP_JSON_UNESCAPED_UNICODE (1<<8)
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#define PHP_JSON_PARTIAL_OUTPUT_ON_ERROR (1<<9)
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#define PHP_JSON_PRESERVE_ZERO_FRACTION (1<<10)
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/* Internal flags */
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#define PHP_JSON_OUTPUT_ARRAY 0
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60
ext/json/tests/bug50224.phpt
Normal file
60
ext/json/tests/bug50224.phpt
Normal file
@ -0,0 +1,60 @@
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--TEST--
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bug #50224 (json_encode() does not always encode a float as a float)
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--SKIPIF--
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<?php if (!extension_loaded("json")) print "skip"; ?>
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--FILE--
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<?php
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echo "* Testing JSON output\n\n";
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var_dump(json_encode(12.3, JSON_PRESERVE_ZERO_FRACTION));
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var_dump(json_encode(12, JSON_PRESERVE_ZERO_FRACTION));
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var_dump(json_encode(12.0, JSON_PRESERVE_ZERO_FRACTION));
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var_dump(json_encode(0.0, JSON_PRESERVE_ZERO_FRACTION));
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var_dump(json_encode(array(12, 12.0, 12.3), JSON_PRESERVE_ZERO_FRACTION));
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var_dump(json_encode((object)array('float' => 12.0, 'integer' => 12), JSON_PRESERVE_ZERO_FRACTION));
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echo "\n* Testing encode/decode symmetry\n\n";
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var_dump(json_decode(json_encode(12.3, JSON_PRESERVE_ZERO_FRACTION)));
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var_dump(json_decode(json_encode(12, JSON_PRESERVE_ZERO_FRACTION)));
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var_dump(json_decode(json_encode(12.0, JSON_PRESERVE_ZERO_FRACTION)));
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var_dump(json_decode(json_encode(0.0, JSON_PRESERVE_ZERO_FRACTION)));
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var_dump(json_decode(json_encode(array(12, 12.0, 12.3), JSON_PRESERVE_ZERO_FRACTION)));
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var_dump(json_decode(json_encode((object)array('float' => 12.0, 'integer' => 12), JSON_PRESERVE_ZERO_FRACTION)));
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var_dump(json_decode(json_encode((object)array('float' => 12.0, 'integer' => 12), JSON_PRESERVE_ZERO_FRACTION), true));
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?>
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--EXPECTF--
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* Testing JSON output
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string(4) "12.3"
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string(2) "12"
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string(4) "12.0"
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string(3) "0.0"
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string(14) "[12,12.0,12.3]"
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string(27) "{"float":12.0,"integer":12}"
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* Testing encode/decode symmetry
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float(12.3)
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int(12)
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float(12)
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float(0)
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array(3) {
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[0]=>
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int(12)
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[1]=>
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float(12)
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[2]=>
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float(12.3)
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}
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object(stdClass)#%d (2) {
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["float"]=>
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float(12)
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["integer"]=>
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int(12)
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}
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array(2) {
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["float"]=>
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float(12)
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["integer"]=>
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int(12)
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}
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