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| version 1.232, 2016/10/26 15:44:49 | version 1.236, 2018/01/10 23:04:57 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: @b string parser class. | Parser: @b string parser class. |
| Copyright (c) 2001-2015 Art. Lebedev Studio (http://www.artlebedev.com) | Copyright (c) 2001-2017 Art. Lebedev Studio (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| */ | */ |
| Line 64 static const String match_var_name(MATCH | Line 64 static const String match_var_name(MATCH |
| static void _length(Request& r, MethodParams&) { | static void _length(Request& r, MethodParams&) { |
| double result=GET_SELF(r, VString).string().length(r.charsets.source()); | double result=GET_SELF(r, VString).string().length(r.charsets.source()); |
| r.write_no_lang(*new VDouble(result)); | r.write(*new VDouble(result)); |
| } | } |
| static void _int(Request& r, MethodParams& params) { | static void _int(Request& r, MethodParams& params) { |
| Line 87 static void _int(Request& r, MethodParam | Line 87 static void _int(Request& r, MethodParam |
| } | } |
| } | } |
| r.write_no_lang(*new VInt(converted)); | r.write(*new VInt(converted)); |
| } | } |
| static void _double(Request& r, MethodParams& params) { | static void _double(Request& r, MethodParams& params) { |
| Line 95 static void _double(Request& r, MethodPa | Line 95 static void _double(Request& r, MethodPa |
| if(self_string.is_empty()) { | if(self_string.is_empty()) { |
| if(params.count()>0) | if(params.count()>0) |
| r.write_no_lang(*new VDouble(params.as_double(0, "default must be double", r))); // (default) | r.write(*new VDouble(params.as_double(0, "default must be double", r))); // (default) |
| else | else |
| throw Exception(PARSER_RUNTIME, 0, "unable to convert empty string without default specified"); | throw Exception(PARSER_RUNTIME, 0, "unable to convert empty string without default specified"); |
| } else { | } else { |
| try { | try { |
| r.write_no_lang(*new VDouble(self_string.as_double())); | r.write(*new VDouble(self_string.as_double())); |
| } catch(...) { // convert problem | } catch(...) { // convert problem |
| if(params.count()>0) | if(params.count()>0) |
| r.write_no_lang(*new VDouble(params.as_double(0, "default must be double", r))); // (default) | r.write(*new VDouble(params.as_double(0, "default must be double", r))); // (default) |
| else | else |
| rethrow; // we have a problem when no default | rethrow; // we have a problem when no default |
| } | } |
| Line 137 static void _bool(Request& r, MethodPara | Line 137 static void _bool(Request& r, MethodPara |
| } | } |
| } | } |
| r.write_no_lang(VBool::get(converted)); | r.write(VBool::get(converted)); |
| } | } |
| /*not static*/void _string_format(Request& r, MethodParams& params) { | /*not static*/void _string_format(Request& r, MethodParams& params) { |
| Line 148 static void _bool(Request& r, MethodPara | Line 148 static void _bool(Request& r, MethodPara |
| const char* buf=format(r.get_self().as_double(), fmt.trim().cstrm()); | const char* buf=format(r.get_self().as_double(), fmt.trim().cstrm()); |
| r.write_no_lang(String(buf)); | r.write(String(buf)); |
| } | } |
| static void _left(Request& r, MethodParams& params) { | static void _left(Request& r, MethodParams& params) { |
| ssize_t sn=params.as_int(0, "n must be int", r); | ssize_t sn=params.as_int(0, "n must be int", r); |
| const String& string=GET_SELF(r, VString).string(); | const String& string=GET_SELF(r, VString).string(); |
| r.write_pass_lang(sn<0 ? string : string.mid(r.charsets.source(), 0, (size_t)sn)); | r.write(sn<0 ? string : string.mid(r.charsets.source(), 0, (size_t)sn)); |
| } | } |
| static void _right(Request& r, MethodParams& params) { | static void _right(Request& r, MethodParams& params) { |
| Line 163 static void _right(Request& r, MethodPar | Line 163 static void _right(Request& r, MethodPar |
| size_t n=(size_t)sn; | size_t n=(size_t)sn; |
| const String& string=GET_SELF(r, VString).string(); | const String& string=GET_SELF(r, VString).string(); |
| size_t length=string.length(r.charsets.source()); | size_t length=string.length(r.charsets.source()); |
| r.write_pass_lang(n<length ? string.mid(r.charsets.source(), length-n, length, length) : string); | r.write(n<length ? string.mid(r.charsets.source(), length-n, length, length) : string); |
| } | } |
| } | } |
| Line 191 static void _mid(Request& r, MethodParam | Line 191 static void _mid(Request& r, MethodParam |
| end=length; | end=length; |
| } | } |
| r.write_pass_lang(string.mid(r.charsets.source(), begin, end, length)); | r.write(string.mid(r.charsets.source(), begin, end, length)); |
| } | } |
| static void _pos(Request& r, MethodParams& params) { | static void _pos(Request& r, MethodParams& params) { |
| Line 205 static void _pos(Request& r, MethodParam | Line 205 static void _pos(Request& r, MethodParam |
| throw Exception(PARSER_RUNTIME, 0, "n(%d) must be >=0", offset); | throw Exception(PARSER_RUNTIME, 0, "n(%d) must be >=0", offset); |
| } | } |
| r.write_no_lang(*new VInt((int)string.pos(r.charsets.source(), substr.as_string(), (size_t)offset))); | r.write(*new VInt((int)string.pos(r.charsets.source(), substr.as_string(), (size_t)offset))); |
| } | } |
| static void split_list(MethodParams& params, int paramIndex, const String& string, ArrayString& result) { | static void split_list(MethodParams& params, int paramIndex, const String& string, ArrayString& result) { |
| Line 318 static void split_with_options(Request& | Line 318 static void split_with_options(Request& |
| Table& table=horizontal?split_horizontal(pieces, right):split_vertical(pieces, right, column_name); | Table& table=horizontal?split_horizontal(pieces, right):split_vertical(pieces, right, column_name); |
| r.write_no_lang(*new VTable(&table)); | r.write(*new VTable(&table)); |
| } | } |
| static void _split(Request& r, MethodParams& params) { | static void _split(Request& r, MethodParams& params) { |
| split_with_options(r, params, 0 /* maybe-determine from param #2 */); | split_with_options(r, params, 0 /* maybe-determine from param #2 */); |
| Line 403 static void _match(Request& r, MethodPar | Line 403 static void _match(Request& r, MethodPar |
| matches_count); | matches_count); |
| if(table){ | if(table){ |
| r.write_no_lang(*new VTable(table)); | r.write(*new VTable(table)); |
| } else { | } else { |
| r.write_no_lang(*new VInt(matches_count)); | r.write(*new VInt(matches_count)); |
| } | } |
| } else { // replace | } else { // replace |
| Line 447 static void _match(Request& r, MethodPar | Line 447 static void _match(Request& r, MethodPar |
| if(!matches_count && default_code) | if(!matches_count && default_code) |
| r.process_write(*default_code); | r.process_write(*default_code); |
| else | else |
| r.write_pass_lang(result); | r.write(result); |
| } | } |
| } | } |
| Line 455 static void change_case(Request& r, Meth | Line 455 static void change_case(Request& r, Meth |
| String::Change_case_kind kind) { | String::Change_case_kind kind) { |
| const String& src=GET_SELF(r, VString).string(); | const String& src=GET_SELF(r, VString).string(); |
| r.write_pass_lang(src.change_case(r.charsets.source(), kind)); | r.write(src.change_case(r.charsets.source(), kind)); |
| } | } |
| static void _upper(Request& r, MethodParams& params) { | static void _upper(Request& r, MethodParams& params) { |
| change_case(r, params, String::CC_UPPER); | change_case(r, params, String::CC_UPPER); |
| Line 504 public: | Line 504 public: |
| result=new String(str, String::L_TAINTED /* no length as 0x00 can be inside */ ); | result=new String(str, String::L_TAINTED /* no length as 0x00 can be inside */ ); |
| return false; | return false; |
| } catch(...) { | } catch(...) { |
| error=SQL_Error("exception occured in String_sql_event_handlers::add_row_cell"); | error=SQL_Error("exception occurred in String_sql_event_handlers::add_row_cell"); |
| return true; | return true; |
| } | } |
| } | } |
| Line 586 static void _sql(Request& r, MethodParam | Line 586 static void _sql(Request& r, MethodParam |
| "produced no result, but no default option specified"); | "produced no result, but no default option specified"); |
| } | } |
| r.write_pass_lang(*string); | r.write(*string); |
| } | } |
| static void _replace(Request& r, MethodParams& params) { | static void _replace(Request& r, MethodParams& params) { |
| Line 596 static void _replace(Request& r, MethodP | Line 596 static void _replace(Request& r, MethodP |
| // ^string.replace[table] | // ^string.replace[table] |
| Table* table=params.as_table(0, "param"); | Table* table=params.as_table(0, "param"); |
| Dictionary dict(*table); | Dictionary dict(*table); |
| r.write_pass_lang(src.replace(dict)); | r.write(src.replace(dict)); |
| } else { | } else { |
| // ^string.replace[from-string;to-string] | // ^string.replace[from-string;to-string] |
| Dictionary dict( | Dictionary dict( |
| params.as_string(0, "from must be string"), | params.as_string(0, "from must be string"), |
| params.as_string(1, "to must be string") | params.as_string(1, "to must be string") |
| ); | ); |
| r.write_pass_lang(src.replace(dict)); | r.write(src.replace(dict)); |
| } | } |
| } | } |
| Line 652 static void _save(Request& r, MethodPara | Line 652 static void _save(Request& r, MethodPara |
| static void _normalize(Request& r, MethodParams&) { | static void _normalize(Request& r, MethodParams&) { |
| const String& src=GET_SELF(r, VString).string(); | const String& src=GET_SELF(r, VString).string(); |
| r.write_pass_lang(src); | r.write(src); |
| } | } |
| static void _trim(Request& r, MethodParams& params) { | static void _trim(Request& r, MethodParams& params) { |
| Line 685 static void _trim(Request& r, MethodPara | Line 685 static void _trim(Request& r, MethodPara |
| } | } |
| } | } |
| r.write_pass_lang(src.trim(kind, chars, &r.charsets.source())); | r.write(src.trim(kind, chars, &r.charsets.source())); |
| } | } |
| static void _base64(Request& r, MethodParams& params) { | static void _base64(Request& r, MethodParams& params) { |
| Line 716 static void _base64(Request& r, MethodPa | Line 716 static void _base64(Request& r, MethodPa |
| fix_line_breaks(decoded, length); | fix_line_breaks(decoded, length); |
| if(length) | if(length) |
| r.write_pass_lang(*new String(decoded, String::L_TAINTED)); | r.write(*new String(decoded, String::L_TAINTED)); |
| } | } |
| } else { | } else { |
| // encode: ^str.base64[] | // encode: ^str.base64[] |
| VString& self=GET_SELF(r, VString); | VString& self=GET_SELF(r, VString); |
| const char* cstr=self.string().cstr(); | const char* cstr=self.string().cstr(); |
| const char* encoded=pa_base64_encode(cstr, strlen(cstr)); | const char* encoded=pa_base64_encode(cstr, strlen(cstr)); |
| r.write_pass_lang(*new String(encoded, String::L_TAINTED/*once ?param=base64(something) was needed*/)); | r.write(*new String(encoded, String::L_TAINTED/*once ?param=base64(something) was needed*/)); |
| } | } |
| } | } |
| Line 731 static void _idna(Request& r, MethodPara | Line 731 static void _idna(Request& r, MethodPara |
| if(&r.get_self() == string_class) { | if(&r.get_self() == string_class) { |
| // decode: ^string:idna[encoded] | // decode: ^string:idna[encoded] |
| const char* cstr=params.count() ? params.as_string(0, PARAMETER_MUST_BE_STRING).cstr() : ""; | const char* cstr=params.count() ? params.as_string(0, PARAMETER_MUST_BE_STRING).cstr() : ""; |
| r.write_pass_lang(*new String(pa_idna_decode(cstr, r.charsets.source()), String::L_TAINTED)); | r.write(*new String(pa_idna_decode(cstr, r.charsets.source()), String::L_TAINTED)); |
| } else { | } else { |
| // encode: ^str.idna[] | // encode: ^str.idna[] |
| VString& self=GET_SELF(r, VString); | VString& self=GET_SELF(r, VString); |
| const char* cstr=self.string().cstr(); | const char* cstr=self.string().cstr(); |
| r.write_pass_lang(*new String(pa_idna_encode(cstr, r.charsets.source()), String::L_TAINTED)); | r.write(*new String(pa_idna_encode(cstr, r.charsets.source()), String::L_TAINTED)); |
| } | } |
| } | } |
| static void _js_escape(Request& r, MethodParams&){ | static void _js_escape(Request& r, MethodParams&){ |
| const String& src=GET_SELF(r, VString).string(); | const String& src=GET_SELF(r, VString).string(); |
| r.write_pass_lang(src.escape(r.charsets.source())); | r.write(src.escape(r.charsets.source())); |
| } | } |
| static void _js_unescape(Request& r, MethodParams& params){ | static void _js_unescape(Request& r, MethodParams& params){ |
| const String& src=params.as_string(0, PARAMETER_MUST_BE_STRING); | const String& src=params.as_string(0, PARAMETER_MUST_BE_STRING); |
| if(const char* result=unescape_chars(src.cstr(), src.length(), &r.charsets.source(), true)) | if(const char* result=unescape_chars(src.cstr(), src.length(), &r.charsets.source(), true)) |
| r.write_pass_lang(*new String(result, String::L_TAINTED)); | r.write(*new String(result, String::L_TAINTED)); |
| } | } |
| static void _unescape(Request& r, MethodParams& params){ | static void _unescape(Request& r, MethodParams& params){ |
| Line 780 static void _unescape(Request& r, Method | Line 780 static void _unescape(Request& r, Method |
| const char* unescaped=unescape_chars(src.cstr(), src.length(), from_charset, mode_js); | const char* unescaped=unescape_chars(src.cstr(), src.length(), from_charset, mode_js); |
| if(*unescaped){ | if(*unescaped){ |
| const String* result=new String(Charset::transcode(unescaped, *from_charset, r.charsets.source()), String::L_TAINTED); | const String* result=new String(Charset::transcode(unescaped, *from_charset, r.charsets.source()), String::L_TAINTED); |
| r.write_pass_lang(*result); | r.write(*result); |
| } | } |
| } | } |
| Line 788 static void _contains(Request& r, Method | Line 788 static void _contains(Request& r, Method |
| // empty or whitespace string is hash compatible | // empty or whitespace string is hash compatible |
| GET_SELF(r, VString).get_element(params.as_string(0, "key must be string")); | GET_SELF(r, VString).get_element(params.as_string(0, "key must be string")); |
| // ignoring result as it allways null | // ignoring result as it allways null |
| r.write_no_lang(VBool::get(false)); | r.write(VBool::get(false)); |
| } | } |
| // constructor | // constructor |
| Line 826 MString::MString(): Methoded("string") { | Line 826 MString::MString(): Methoded("string") { |
| // ^string.split[delim][options] | // ^string.split[delim][options] |
| // ^string.split[delim][options][column name] | // ^string.split[delim][options][column name] |
| add_native_method("split", Method::CT_DYNAMIC, _split, 1, 3); | add_native_method("split", Method::CT_DYNAMIC, _split, 1, 3); |
| // old names for backward compatibility | // old names for backward compatibility |
| // ^string.lsplit[delim] | // ^string.lsplit[delim] |
| add_native_method("lsplit", Method::CT_DYNAMIC, _lsplit, 1, 1); | add_native_method("lsplit", Method::CT_DYNAMIC, _lsplit, 1, 1); |
| // ^string.rsplit[delim] | // ^string.rsplit[delim] |
| add_native_method("rsplit", Method::CT_DYNAMIC, _rsplit, 1, 1); | add_native_method("rsplit", Method::CT_DYNAMIC, _rsplit, 1, 1); |
| // ^string.match[regexp][options] | // ^string.match[regexp][options] |
| // ^string.match[regexp][options]{replacement-code} | // ^string.match[regexp][options]{replacement-code} |
| // ^string.match[regexp][options]{replacement-code}{code-if-nothing-is-found} | // ^string.match[regexp][options]{replacement-code}{code-if-nothing-is-found} |