X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-json_post;a=blobdiff_plain;f=php_json_post.c;h=fd7f972f15fd3a58935b0f1beb91539c3d86e870;hp=6bc8c333a92324dce45e9e11ce0973ce5ba834d2;hb=9238ac82f5a27d09836a3db70893f8c1cd8eadf7;hpb=3964b8f0cd83ef3ba5de9d0b2e5e395f95404a8c

diff --git a/php_json_post.c b/php_json_post.c
index 6bc8c33..fd7f972 100644
--- a/php_json_post.c
+++ b/php_json_post.c
@@ -26,13 +26,34 @@ ZEND_DECLARE_MODULE_GLOBALS(json_post);
 
 PHP_INI_BEGIN()
     STD_PHP_INI_ENTRY("json_post.flags", "1", PHP_INI_PERDIR, OnUpdateLong, flags, zend_json_post_globals, json_post_globals)
+	STD_PHP_INI_ENTRY("json_post.error_response", "0", PHP_INI_PERDIR, OnUpdateLong, error_response, zend_json_post_globals, json_post_globals)
+	STD_PHP_INI_ENTRY("json_post.error_exit", "0", PHP_INI_PERDIR, OnUpdateBool, error_exit, zend_json_post_globals, json_post_globals)
 PHP_INI_END()
 
 static void php_json_post_init_globals(zend_json_post_globals *json_post_globals)
 {
+#if PHP_VERSION_ID >= 50400
 	json_post_globals->flags = PHP_JSON_OBJECT_AS_ARRAY;
+#else
+	json_post_globals->flags = 1;
+#endif
 }
 
+#if PHP_VERSION_ID < 70000
+ZEND_EXTERN_MODULE_GLOBALS(json);
+static inline void zend_print_long_to_buf(char *p, long l) {
+	do {
+		*--p = (char) (l % 10) + '0';
+	} while (l /= 10);
+}
+#endif
+
+#ifndef TSRMLS_CC
+#	define TSRMLS_C
+#	define TSRMLS_CC
+#endif
+
+
 PHP_MINFO_FUNCTION(json_post)
 {
 	php_info_print_table_start();
@@ -44,48 +65,116 @@ PHP_MINFO_FUNCTION(json_post)
 
 static SAPI_POST_HANDLER_FUNC(php_json_post_handler)
 {
-	zval *zarg = arg;
-	char *json_str = NULL;
-	size_t json_len = 0;
+#if PHP_VERSION_ID >= 70000
+	zend_string *json = NULL;
 
-#if PHP_VERSION_ID >= 50600
 	if (SG(request_info).request_body) {
 		/* FG(stream_wrappers) not initialized yet, so we cannot use php://input */
 		php_stream_rewind(SG(request_info).request_body);
-		json_len = php_stream_copy_to_mem(SG(request_info).request_body, &json_str, PHP_STREAM_COPY_ALL, 0);
+		json = php_stream_copy_to_mem(SG(request_info).request_body, PHP_STREAM_COPY_ALL, 0);
+	}
+
+	if (json) {
+		if (json->len) {
+			zval tmp;
+			long flags = JSON_POST_G(flags);
+
+#ifdef PHP_JSON_THROW_ON_ERROR
+			/* there's no execute data, so we must ensure json_decode() is not throwing */
+			flags &= ~PHP_JSON_THROW_ON_ERROR;
+#endif
+
+			ZVAL_NULL(&tmp);
+			php_json_decode_ex(&tmp, json->val, json->len, flags, PG(max_input_nesting_level));
+
+			switch (Z_TYPE(tmp)) {
+			case IS_OBJECT:
+			case IS_ARRAY:
+				if (zend_hash_num_elements(HASH_OF(&tmp))) {
+					zval_dtor(arg);
+					ZVAL_COPY_VALUE(&PG(http_globals)[TRACK_VARS_POST], &tmp);
+				} else {
+					/* PHP-7.4 optimizes empty array */
+					zval_ptr_dtor(&tmp);
+				}
+				break;
+			default:
+				break;
+			}
+		}
+		zend_string_release(json);
 	}
+
 #else
+
+	zval *zarg = arg;
+	char *json_str = NULL;
+	size_t json_len = 0;
+
+#	if PHP_VERSION_ID >= 50600
+	if (!SG(request_info).request_body) {
+		return;
+	}
+
+	/* FG(stream_wrappers) not initialized yet, so we cannot use php://input */
+	php_stream_rewind(SG(request_info).request_body);
+	json_len = php_stream_copy_to_mem(SG(request_info).request_body, &json_str, PHP_STREAM_COPY_ALL, 0);
+#	else
 	json_str = SG(request_info).raw_post_data;
 	json_len = SG(request_info).raw_post_data_length;
-#endif
+#	endif
 
 	if (json_len) {
 		zval zjson;
 
 		INIT_ZVAL(zjson);
+
+#	if PHP_VERSION_ID >= 50400
 		php_json_decode_ex(&zjson, json_str, json_len, JSON_POST_G(flags), PG(max_input_nesting_level) TSRMLS_CC);
-			if (Z_TYPE(zjson) != IS_NULL) {
+		if (Z_TYPE(zjson) != IS_NULL) {
 			zval_dtor(zarg);
 			ZVAL_COPY_VALUE(zarg, (&zjson));
+#	else
+		php_json_decode(&zjson, json_str, json_len, (zend_bool)(JSON_POST_G(flags)&1), PG(max_input_nesting_level) TSRMLS_CC);
+		if (Z_TYPE(zjson) != IS_NULL) {
+			zval_dtor(zarg);
+			zarg->value = zjson.value;
+			Z_TYPE_P(zarg) = Z_TYPE(zjson);
+#	endif
 		}
 	}
-#if PHP_VERSION_ID >= 50600
+#	if PHP_VERSION_ID >= 50600
 	if (json_str) {
 		efree(json_str);
 	}
+#	endif
 #endif
+
+	if (JSON_G(error_code)) {
+		if (JSON_POST_G(error_response)) {
+			char header[] = "X-JSON-Error-Code:   ";
+			zend_print_long_to_buf(header + sizeof(header) - 1, (JSON_G(error_code) & 0xff));
+			sapi_header_op(SAPI_HEADER_SET_STATUS, (void *) (long) JSON_POST_G(error_response) TSRMLS_CC);
+			sapi_add_header(header, sizeof(header)-1, 1);
+		}
+		if (JSON_POST_G(error_exit)) {
+			sapi_send_headers(TSRMLS_C);
+			zend_bailout();
+		}
+		/* ext/json in PHP-7 fails to reset error_code in RINIT */
+		JSON_G(error_code) = 0;
+	}
 }
 
 PHP_MINIT_FUNCTION(json_post)
 {
-	sapi_post_entry entry = {NULL, 0, NULL, NULL};
-
-	entry.post_reader = sapi_read_standard_form_data;
-	entry.post_handler = php_json_post_handler;
+	sapi_post_entry json_post_entries[] = {
+		{ "text/json", sizeof("text/json")-1, sapi_read_standard_form_data, php_json_post_handler },
+		{ "application/json", sizeof("application/json")-1, sapi_read_standard_form_data, php_json_post_handler },
+		{ NULL, 0, NULL, NULL }
+	};
 
-	entry.content_type = "text/json";
-	entry.content_type_len = sizeof("text/json")-1;
-	sapi_register_post_entry(&entry TSRMLS_CC);
+	sapi_register_post_entries(json_post_entries TSRMLS_CC);
 
 	ZEND_INIT_MODULE_GLOBALS(json_post, php_json_post_init_globals, NULL);
 	REGISTER_INI_ENTRIES();