|
|
| version 1.35, 2015/07/22 18:29:09 | version 1.43, 2016/07/20 13:57:04 |
|---|---|
| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: @b json parser class. | Parser: @b json parser class. |
| Copyright (c) 2000-2012 Art. Lebedev Studio (http://www.artlebedev.com) | Copyright (c) 2000-2015 Art. Lebedev Studio (http://www.artlebedev.com) |
| */ | */ |
| #include "classes.h" | #include "classes.h" |
| Line 29 public: | Line 29 public: |
| // global variable | // global variable |
| DECLARE_CLASS_VAR(json, new MJson, 0); | DECLARE_CLASS_VAR(json, new MJson); |
| // methods | // methods |
| struct Json { | struct Json { |
| Line 97 String* json_string(Json *json, const ch | Line 97 String* json_string(Json *json, const ch |
| String::C result = json->charset !=NULL ? | String::C result = json->charset !=NULL ? |
| Charset::transcode(String::C(value, length), UTF8_charset, *json->charset) : | Charset::transcode(String::C(value, length), UTF8_charset, *json->charset) : |
| String::C(pa_strdup(value, length), length); | String::C(pa_strdup(value, length), length); |
| return new String(result.str, json->taint, result.length); | return new String(result, json->taint); |
| } | } |
| static Value *json_hook(Request &r, Junction *hook, String* key, Value* value){ | static Value *json_hook(Request &r, Junction *hook, String* key, Value* value){ |
| Line 343 static void _parse(Request& r, MethodPar | Line 343 static void _parse(Request& r, MethodPar |
| if(int result = json_parser_init(&parser, &config, (json_parser_callback)&json_callback, &json)) | if(int result = json_parser_init(&parser, &config, (json_parser_callback)&json_callback, &json)) |
| throw Exception("json.parse", 0, "%s", json_error_message(result)); | throw Exception("json.parse", 0, "%s", json_error_message(result)); |
| if(!*json_cstr) | |
| throw Exception("json.parse", 0, "empty string is not valid json"); | |
| const char *first_quote=strchr(json_cstr,'"'); | |
| if(first_quote && first_quote>json_cstr && *(--first_quote) == '\\') | |
| json_exception_with_source(r, "illegal quote escape, json may be tainted", json_cstr, first_quote-json_cstr); | |
| uint32_t processed; | uint32_t processed; |
| if(int result = json_parser_string(&parser, json_cstr, strlen(json_cstr), &processed)) | if(int result = json_parser_string(&parser, json_cstr, strlen(json_cstr), &processed)) |
| json_exception_with_source(r, json_error_message(result), json_cstr, processed); | json_exception_with_source(r, json_error_message(result), json_cstr, processed); |
| Line 383 public: | Line 390 public: |
| const String& value_json_string(String::Body key, Value& v, Json_options& options); | const String& value_json_string(String::Body key, Value& v, Json_options& options); |
| const String* Json_options::hash_json_string(HashStringValue &hash) { | const String* Json_options::hash_json_string(HashStringValue *hash) { |
| if(!hash.count()) | if(!hash || !hash->count()) |
| return new String("{}", String::L_AS_IS); | return new String("{}", String::L_AS_IS); |
| Json_string_recoursion go_down(*this); | Json_string_recoursion go_down(*this); |
| Line 395 const String* Json_options::hash_json_st | Line 402 const String* Json_options::hash_json_st |
| String *delim=NULL; | String *delim=NULL; |
| indent=get_indent(json_string_recoursion); | indent=get_indent(json_string_recoursion); |
| for(HashStringValue::Iterator i(hash); i; i.next() ){ | for(HashStringValue::Iterator i(*hash); i; i.next() ){ |
| if (delim){ | if (delim){ |
| result << *delim; | result << *delim; |
| } else { | } else { |
| Line 409 const String* Json_options::hash_json_st | Line 416 const String* Json_options::hash_json_st |
| } else { | } else { |
| bool need_delim=false; | bool need_delim=false; |
| for(HashStringValue::Iterator i(hash); i; i.next() ){ | for(HashStringValue::Iterator i(*hash); i; i.next() ){ |
| result << (need_delim ? ",\n\"" : "\""); | result << (need_delim ? ",\n\"" : "\""); |
| result << String(i.key(), String::L_JSON) << "\":" << value_json_string(i.key(), *i.value(), *this); | result << String(i.key(), String::L_JSON) << "\":" << value_json_string(i.key(), *i.value(), *this); |
| need_delim=true; | need_delim=true; |
| Line 470 static void _string(Request& r, MethodPa | Line 477 static void _string(Request& r, MethodPa |
| } else if(key == "date" && value->is_string()){ | } else if(key == "date" && value->is_string()){ |
| const String& svalue=value->as_string(); | const String& svalue=value->as_string(); |
| if(!json.set_date_format(svalue)) | if(!json.set_date_format(svalue)) |
| throw Exception(PARSER_RUNTIME, &svalue, "must be 'sql-string', 'gmt-string' or 'unix-timestamp'"); | throw Exception(PARSER_RUNTIME, &svalue, "must be 'sql-string', 'gmt-string', 'iso-string' or 'unix-timestamp'"); |
| valid_options++; | valid_options++; |
| } else if(key == "indent"){ | } else if(key == "indent"){ |
| if(value->is_string()){ | if(value->is_string()){ |
| Line 511 static void _string(Request& r, MethodPa | Line 518 static void _string(Request& r, MethodPa |
| throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); | throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); |
| // special handling for $._default | // special handling for $._default |
| if(VHash* vhash=static_cast<VHash*>(params[1].as(VHASH_TYPE))) | if(VHashBase* vhash=static_cast<VHashBase*>(params[1].as(VHASH_TYPE))) |
| if(Value* value=vhash->get_default()) { | if(Value* value=vhash->get_default()) { |
| if(!value->is_string()){ | if(!value->is_string()){ |
| Junction* junction=value->get_junction(); | Junction* junction=value->get_junction(); |
| if(!junction || !junction->method || !junction->method->params_names || junction->method->params_names->count() != 3) | if(!junction || !junction->method || !junction->method->params_names || junction->method->params_names->count() != 3) |
| throw Exception(PARSER_RUNTIME, 0, "$.%s must be string or parser method with 3 parameters", HASH_DEFAULT_ELEMENT_NAME); | throw Exception(PARSER_RUNTIME, 0, "$._default must be string or parser method with 3 parameters"); |
| } | } |
| json.default_method=value; | json.default_method=value; |
| } | } |