|
|
| version 1.201, 2012/01/08 05:58:27 | version 1.232, 2016/10/26 15:44:49 |
|---|---|
| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: @b string parser class. | Parser: @b string parser class. |
| Copyright (c) 2001-2009 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001-2015 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) |
| */ | */ |
| static const char * const IDENT_STRING_C="$Date$"; | |
| #include "classes.h" | #include "classes.h" |
| #include "pa_vmethod_frame.h" | #include "pa_vmethod_frame.h" |
| Line 22 static const char * const IDENT_STRING_C | Line 20 static const char * const IDENT_STRING_C |
| #include "pa_vregex.h" | #include "pa_vregex.h" |
| #include "pa_charsets.h" | #include "pa_charsets.h" |
| volatile const char * IDENT_STRING_C="$Id$"; | |
| // class | // class |
| class MString: public Methoded { | class MString: public Methoded { |
| Line 31 public: | Line 31 public: |
| // global variable | // global variable |
| DECLARE_CLASS_VAR(string, new MString, 0); | DECLARE_CLASS_VAR(string, new MString); |
| // void class, inherited from string and thus should be inited afterwards | // void class, inherited from string and thus should be inited afterwards |
| Line 42 public: | Line 42 public: |
| // void global variable should be after string global variable | // void global variable should be after string global variable |
| DECLARE_CLASS_VAR(void, new MVoid, 0); | DECLARE_CLASS_VAR(void, new MVoid); |
| // defines for statics | // defines for statics |
| Line 53 DECLARE_CLASS_VAR(void, new MVoid, 0); | Line 53 DECLARE_CLASS_VAR(void, new MVoid, 0); |
| #define MODE_APPEND "append" | #define MODE_APPEND "append" |
| #define UNESCAPE_MODE_JS "js" | |
| #define UNESCAPE_MODE_URI "uri" | |
| // statics | // statics |
| static const String match_var_name(MATCH_VAR_NAME); | static const String match_var_name(MATCH_VAR_NAME); |
| Line 67 static void _length(Request& r, MethodPa | Line 70 static void _length(Request& r, MethodPa |
| static void _int(Request& r, MethodParams& params) { | static void _int(Request& r, MethodParams& params) { |
| const String& self_string=GET_SELF(r, VString).string(); | const String& self_string=GET_SELF(r, VString).string(); |
| int converted; | int converted; |
| try { | |
| if(self_string.is_empty()) | if(self_string.is_empty()) { |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "unable to convert empty string without default specified"); | |
| converted=self_string.as_int(); | |
| } catch(...) { // convert problem | |
| if(params.count()>0) | if(params.count()>0) |
| converted=params.as_int(0, "default must be int", r); // (default) | converted=params.as_int(0, "default must be int", r); // (default) |
| else | else |
| rethrow; // we have a problem when no default | throw Exception(PARSER_RUNTIME, 0, "unable to convert empty string without default specified"); |
| } else { | |
| try { | |
| converted=self_string.as_int(); | |
| } catch(...) { // convert problem | |
| if(params.count()>0) | |
| converted=params.as_int(0, "default must be int", r); // (default) | |
| else | |
| rethrow; // we have a problem when no default | |
| } | |
| } | } |
| r.write_no_lang(*new VInt(converted)); | r.write_no_lang(*new VInt(converted)); |
| } | } |
| static void _double(Request& r, MethodParams& params) { | static void _double(Request& r, MethodParams& params) { |
| const String& self_string=GET_SELF(r, VString).string(); | const String& self_string=GET_SELF(r, VString).string(); |
| double converted; | |
| try { | if(self_string.is_empty()) { |
| if(self_string.is_empty()) | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "unable to convert empty string without default specified"); | |
| converted=self_string.as_double(); | |
| } catch(...) { // convert problem | |
| if(params.count()>0) | if(params.count()>0) |
| converted=params.as_double(0, "default must be double", r); // (default) | r.write_no_lang(*new VDouble(params.as_double(0, "default must be double", r))); // (default) |
| else | else |
| rethrow; // we have a problem when no default | throw Exception(PARSER_RUNTIME, 0, "unable to convert empty string without default specified"); |
| } else { | |
| try { | |
| r.write_no_lang(*new VDouble(self_string.as_double())); | |
| } catch(...) { // convert problem | |
| if(params.count()>0) | |
| r.write_no_lang(*new VDouble(params.as_double(0, "default must be double", r))); // (default) | |
| else | |
| rethrow; // we have a problem when no default | |
| } | |
| } | } |
| r.write_no_lang(*new VDouble(converted)); | |
| } | } |
| static void _bool(Request& r, MethodParams& params) { | static void _bool(Request& r, MethodParams& params) { |
| const String& self_string=GET_SELF(r, VString).string(); | const String& self_string=GET_SELF(r, VString).string(); |
| bool converted; | bool converted; |
| try { | const char *str=self_string.cstr(); |
| if(self_string.is_empty()) | |
| throw Exception(PARSER_RUNTIME, | if(self_string.is_empty()) { |
| 0, | |
| "unable to convert empty string without default specified"); | |
| try { | |
| converted=self_string.as_bool(); | |
| } catch(...) { | |
| const String& lower_string=self_string.change_case(r.charsets.source(), String::CC_LOWER); | |
| if(lower_string == "true"){ | |
| converted=true; | |
| } else if (lower_string == "false"){ | |
| converted=false; | |
| } else { | |
| rethrow; | |
| } | |
| } | |
| } catch(...) { // convert problem | |
| if(params.count()>0) | if(params.count()>0) |
| converted=params.as_bool(0, "default must be bool", r); // (default) | converted=params.as_bool(0, "default must be bool", r); // (default) |
| else | else |
| rethrow; // we have a problem when no default | throw Exception(PARSER_RUNTIME, 0, "unable to convert empty string without default specified"); |
| } else if( (str[0]=='T' || str[0]=='t') && (str[1]=='R' || str[1]=='r') && (str[2]=='U' || str[2]=='u') && | |
| (str[3]=='E' || str[3]=='e') && str[4]==0 ) { // "true" | |
| converted=true; | |
| } else if( (str[0]=='F' || str[0]=='f') && (str[1]=='A' || str[1]=='a') && (str[2]=='L' || str[2]=='l') && | |
| (str[3]=='S' || str[3]=='s') && (str[4]=='E' || str[4]=='e') && str[5]==0 ) { // "false" | |
| converted=false; | |
| } else { | |
| try { | |
| converted=self_string.as_bool(); | |
| } catch(...) { // convert problem | |
| if(params.count()>0) | |
| converted=params.as_bool(0, "default must be bool", r); // (default) | |
| else | |
| rethrow; // we have a problem when no default | |
| } | |
| } | } |
| r.write_no_lang(VBool::get(converted)); | r.write_no_lang(VBool::get(converted)); |
| Line 145 static void _bool(Request& r, MethodPara | Line 153 static void _bool(Request& r, MethodPara |
| 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); |
| if(sn<0) | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "n(%d) must be >=0", sn); | |
| size_t n=(size_t)sn; | |
| const String& string=GET_SELF(r, VString).string(); | const String& string=GET_SELF(r, VString).string(); |
| r.write_assign_lang(string.mid(r.charsets.source(), 0, n)); | r.write_pass_lang(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) { |
| ssize_t sn=(size_t)params.as_int(0, "n must be int", r); | ssize_t sn=params.as_int(0, "n must be int", r); |
| if(sn<0) | if(sn>0){ |
| throw Exception(PARSER_RUNTIME, | size_t n=(size_t)sn; |
| 0, | const String& string=GET_SELF(r, VString).string(); |
| "n(%d) must be >=0", sn); | size_t length=string.length(r.charsets.source()); |
| size_t n=(size_t)sn; | r.write_pass_lang(n<length ? string.mid(r.charsets.source(), length-n, length, length) : string); |
| } | |
| const String& string=GET_SELF(r, VString).string(); | |
| size_t length=string.length(r.charsets.source()); | |
| r.write_assign_lang(n<length?string.mid(r.charsets.source(), length-n, length, length):string); | |
| } | } |
| static void _mid(Request& r, MethodParams& params) { | static void _mid(Request& r, MethodParams& params) { |
| Line 192 static void _mid(Request& r, MethodParam | Line 191 static void _mid(Request& r, MethodParam |
| end=length; | end=length; |
| } | } |
| r.write_assign_lang(string.mid(r.charsets.source(), begin, end, length)); | r.write_pass_lang(string.mid(r.charsets.source(), begin, end, length)); |
| } | } |
| static void _pos(Request& r, MethodParams& params) { | static void _pos(Request& r, MethodParams& params) { |
| Line 203 static void _pos(Request& r, MethodParam | Line 202 static void _pos(Request& r, MethodParam |
| if(params.count()>1){ | if(params.count()>1){ |
| offset=params.as_int(1, "n must be int", r); | offset=params.as_int(1, "n must be int", r); |
| if(offset<0) | if(offset<0) |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, 0, "n(%d) must be >=0", offset); |
| 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_no_lang(*new VInt((int)string.pos(r.charsets.source(), substr.as_string(), (size_t)offset))); |
| } | } |
| static void split_list(MethodParams& params, int paramIndex, | static void split_list(MethodParams& params, int paramIndex, const String& string, ArrayString& result) { |
| const String& string, | |
| ArrayString& result) { | |
| Value& delim_value=params.as_no_junction(paramIndex, "delimiter must not be code"); | Value& delim_value=params.as_no_junction(paramIndex, "delimiter must not be code"); |
| string.split(result, 0, delim_value.as_string()); | |
| size_t pos_after=0; | |
| string.split(result, pos_after, delim_value.as_string()); | |
| } | } |
| #define SPLIT_LEFT 0x0001 | #define SPLIT_LEFT 0x0001 |
| Line 401 static void _match(Request& r, MethodPar | Line 394 static void _match(Request& r, MethodPar |
| vrcleaner.vregex=vregex; | vrcleaner.vregex=vregex; |
| } | } |
| Temp_lang temp_lang(r, String::L_PASS_APPENDED); | |
| const String& src=GET_SELF(r, VString).string(); | const String& src=GET_SELF(r, VString).string(); |
| int matches_count=0; | int matches_count=0; |
| Line 446 static void _match(Request& r, MethodPar | Line 438 static void _match(Request& r, MethodPar |
| }; | }; |
| if(is_junction){ | if(is_junction){ |
| Temp_value_element temp( *replacement_code->get_junction()->method_frame, match_var_name, vtable); | Temp_value_element temp(r, *replacement_code->get_junction()->method_frame, match_var_name, vtable); |
| src.match(vregex, replace_action, &info, matches_count); | src.match(vregex, replace_action, &info, matches_count); |
| } else { | } else { |
| src.match(vregex, replace_action, &info, matches_count); | src.match(vregex, replace_action, &info, matches_count); |
| Line 455 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_assign_lang(result); | r.write_pass_lang(result); |
| } | } |
| } | } |
| Line 463 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_assign_lang(src.change_case(r.charsets.source(), kind)); | r.write_pass_lang(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 478 class String_sql_event_handlers: public | Line 470 class String_sql_event_handlers: public |
| bool got_column; | bool got_column; |
| public: | public: |
| bool got_cell; | bool got_cell; |
| String& result; | const String* result; |
| public: | public: |
| String_sql_event_handlers( | String_sql_event_handlers( |
| const String& astatement_string, const char* astatement_cstr): | const String& astatement_string, const char* astatement_cstr): |
| statement_string(astatement_string), statement_cstr(astatement_cstr), | statement_string(astatement_string), statement_cstr(astatement_cstr), |
| got_column(false), | got_column(false), |
| got_cell(false), | got_cell(false), |
| result(*new String) {} | result(&String::Empty) {} |
| bool add_column(SQL_Error& error, const char* /*str*/, size_t /*length*/) { | bool add_column(SQL_Error& error, const char* /*str*/, size_t /*length*/) { |
| if(got_column) { | if(got_column) { |
| Line 499 public: | Line 491 public: |
| } | } |
| bool before_rows(SQL_Error& /*error*/ ) { /* ignore */ return false; } | bool before_rows(SQL_Error& /*error*/ ) { /* ignore */ return false; } |
| bool add_row(SQL_Error& /*error*/) { /* ignore */ return false; } | bool add_row(SQL_Error& /*error*/) { /* ignore */ return false; } |
| bool add_row_cell(SQL_Error& error, const char* str, size_t length) { | bool add_row_cell(SQL_Error& error, const char* str, size_t) { |
| if(got_cell) { | if(got_cell) { |
| error=SQL_Error(PARSER_RUNTIME, | error=SQL_Error(PARSER_RUNTIME, |
| //statement_string, | //statement_string, |
| Line 509 public: | Line 501 public: |
| try { | try { |
| got_cell=true; | got_cell=true; |
| result.append_know_length(str, length, String::L_TAINTED); | 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 occured in String_sql_event_handlers::add_row_cell"); |
| Line 526 extern String sql_distinct_name; | Line 518 extern String sql_distinct_name; |
| extern int marshal_binds(HashStringValue& hash, SQL_Driver::Placeholder*& placeholders); | extern int marshal_binds(HashStringValue& hash, SQL_Driver::Placeholder*& placeholders); |
| extern void unmarshal_bind_updates(HashStringValue& hash, int placeholder_count, SQL_Driver::Placeholder* placeholders); | extern void unmarshal_bind_updates(HashStringValue& hash, int placeholder_count, SQL_Driver::Placeholder* placeholders); |
| const String* sql_result_string(Request& r, MethodParams& params, | const String* sql_result_string(Request& r, MethodParams& params, Value*& default_code) { |
| HashStringValue*& options, Value*& default_code) { | |
| Value& statement=params.as_junction(0, "statement must be code"); | Value& statement=params.as_junction(0, "statement must be code"); |
| HashStringValue* bind=0; | HashStringValue* bind=0; |
| Line 535 const String* sql_result_string(Request& | Line 526 const String* sql_result_string(Request& |
| ulong offset=0; | ulong offset=0; |
| default_code=0; | default_code=0; |
| if(params.count()>1) | if(params.count()>1) |
| if((options=params.as_hash(1))) { | if(HashStringValue* options=params.as_hash(1, "sql options")) { |
| int valid_options=0; | int valid_options=0; |
| if(Value* vbind=options->get(sql_bind_name)) { | if(Value* vbind=options->get(sql_bind_name)) { |
| valid_options++; | valid_options++; |
| Line 543 const String* sql_result_string(Request& | Line 534 const String* sql_result_string(Request& |
| } | } |
| if(Value* vlimit=options->get(sql_limit_name)) { | if(Value* vlimit=options->get(sql_limit_name)) { |
| valid_options++; | valid_options++; |
| limit=(ulong)r.process_to_value(*vlimit).as_double(); | limit=(ulong)r.process(*vlimit).as_double(); |
| } | } |
| if(Value* voffset=options->get(sql_offset_name)) { | if(Value* voffset=options->get(sql_offset_name)) { |
| valid_options++; | valid_options++; |
| offset=(ulong)r.process_to_value(*voffset).as_double(); | offset=(ulong)r.process(*voffset).as_double(); |
| } | } |
| if((default_code=options->get(sql_default_name))) { | if((default_code=options->get(sql_default_name))) { |
| valid_options++; | valid_options++; |
| Line 555 const String* sql_result_string(Request& | Line 546 const String* sql_result_string(Request& |
| if(valid_options!=options->count()) | if(valid_options!=options->count()) |
| throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); | throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); |
| } | } |
| else | |
| options=0; | |
| SQL_Driver::Placeholder* placeholders=0; | SQL_Driver::Placeholder* placeholders=0; |
| uint placeholders_count=0; | uint placeholders_count=0; |
| if(bind) | if(bind) |
| placeholders_count=marshal_binds(*bind, placeholders); | placeholders_count=marshal_binds(*bind, placeholders); |
| Temp_lang temp_lang(r, String::L_SQL); | |
| const String& statement_string=r.process_to_string(statement); | const String& statement_string=r.process_to_string(statement); |
| const char* statement_cstr=statement_string.untaint_cstr(r.flang, r.connection()); | const char* statement_cstr=statement_string.untaint_cstr(String::L_SQL, r.connection()); |
| String_sql_event_handlers handlers(statement_string, statement_cstr); | String_sql_event_handlers handlers(statement_string, statement_cstr); |
| Line 582 const String* sql_result_string(Request& | Line 570 const String* sql_result_string(Request& |
| if(!handlers.got_cell) | if(!handlers.got_cell) |
| return 0; // no lines, caller should return second param[default value] | return 0; // no lines, caller should return second param[default value] |
| return &handlers.result; | return handlers.result; |
| } | } |
| static void _sql(Request& r, MethodParams& params) { | static void _sql(Request& r, MethodParams& params) { |
| HashStringValue* options; | |
| Value* default_code; | Value* default_code; |
| const String* string=sql_result_string(r, params, options, default_code); | const String* string=sql_result_string(r, params, default_code); |
| if(!string) { | if(!string) { |
| if(default_code) { | if(default_code) { |
| string=&r.process_to_string(*default_code); | string=&r.process_to_string(*default_code); |
| Line 599 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_assign_lang(*string); | r.write_pass_lang(*string); |
| } | } |
| static void _replace(Request& r, MethodParams& params) { | static void _replace(Request& r, MethodParams& params) { |
| Line 607 static void _replace(Request& r, MethodP | Line 594 static void _replace(Request& r, MethodP |
| if(params.count()==1) { | if(params.count()==1) { |
| // ^string.replace[table] | // ^string.replace[table] |
| Table* table=params.as_no_junction(0, PARAM_MUST_NOT_BE_CODE).get_table(); | Table* table=params.as_table(0, "param"); |
| if(!table) | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "parameter must be table"); | |
| Dictionary dict(*table); | Dictionary dict(*table); |
| r.write_assign_lang(src.replace(dict)); | r.write_pass_lang(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_assign_lang(src.replace(dict)); | r.write_pass_lang(src.replace(dict)); |
| } | } |
| } | } |
| Line 630 static void _save(Request& r, MethodPara | Line 613 static void _save(Request& r, MethodPara |
| Charset* asked_charset=0; | Charset* asked_charset=0; |
| size_t file_name_index=0; | size_t file_name_index=0; |
| if(params.count()>1) | if(params.count()>1) { |
| if(HashStringValue* options=params.as_no_junction(1, "second parameter should be string or hash").get_hash()){ | if(HashStringValue* options=params.as_no_junction(1, "second parameter should be string or hash").get_hash()){ |
| // ^file.save[filespec;$.charset[] $.append(true)] | |
| int valid_options=0; | int valid_options=0; |
| if(Value* vcharset_name=options->get(PA_CHARSET_NAME)){ | if(Value* vcharset_name=options->get(PA_CHARSET_NAME)){ |
| asked_charset=&::charsets.get(vcharset_name->as_string().change_case(r.charsets.source(), String::CC_UPPER)); | asked_charset=&pa_charsets.get(vcharset_name->as_string()); |
| valid_options++; | valid_options++; |
| } | } |
| if(Value* vappend=options->get(MODE_APPEND)){ | if(Value* vappend=options->get(MODE_APPEND)){ |
| Line 644 static void _save(Request& r, MethodPara | Line 628 static void _save(Request& r, MethodPara |
| if(valid_options != options->count()) | if(valid_options != options->count()) |
| throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); | throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); |
| } else { | } else { |
| // ^file.save[append;filespec] | |
| const String& mode=params.as_string(0, "mode must be string"); | const String& mode=params.as_string(0, "mode must be string"); |
| if(mode==MODE_APPEND){ | if(mode==MODE_APPEND){ |
| do_append=true; | do_append=true; |
| Line 653 static void _save(Request& r, MethodPara | Line 638 static void _save(Request& r, MethodPara |
| &mode, | &mode, |
| "unknown mode, must be 'append'"); | "unknown mode, must be 'append'"); |
| } | } |
| } | |
| const String& file_name=params.as_string(file_name_index, FILE_NAME_MUST_BE_STRING); | const String& file_name=params.as_string(file_name_index, FILE_NAME_MUST_BE_STRING); |
| const String& src=GET_SELF(r, VString).string(); | const String& src=GET_SELF(r, VString).string(); |
| String::Body sbody=src.cstr_to_string_body_untaint(String::L_AS_IS, r.connection(false/*no error if none*/)); | String::Body sbody=src.cstr_to_string_body_untaint(String::L_AS_IS, r.connection(false), &r.charsets); |
| // write | // write |
| file_write(r.charsets, r.absolute(file_name), sbody.cstr(), sbody.length(), true, do_append, asked_charset); | file_write(r.charsets, r.absolute(file_name), sbody.cstr(), sbody.length(), true, do_append, asked_charset); |
| Line 666 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_assign_lang(src); | r.write_pass_lang(src); |
| } | } |
| static void _trim(Request& r, MethodParams& params) { | static void _trim(Request& r, MethodParams& params) { |
| Line 677 static void _trim(Request& r, MethodPara | Line 663 static void _trim(Request& r, MethodPara |
| const char* chars=0; | const char* chars=0; |
| if(params_count>0) { | if(params_count>0) { |
| const String& skind=params.as_string(0, "'where' must be string"); | const String& skind=params.as_string(0, "'where' must be string"); |
| if(!skind.is_empty()) | if(!skind.is_empty()) { |
| if(skind==TRIM_BOTH_OPTION) | if(skind==TRIM_BOTH_OPTION) |
| kind=String::TRIM_BOTH; | kind=String::TRIM_BOTH; |
| else if(skind==TRIM_START_OPTION || skind=="start") | else if(skind==TRIM_START_OPTION || skind=="start") |
| kind=String::TRIM_START; | kind=String::TRIM_START; |
| else if(skind==TRIM_END_OPTION || skind=="end") | else if(skind==TRIM_END_OPTION || skind=="end") |
| kind=String::TRIM_END; | kind=String::TRIM_END; |
| else if(params_count==1) | |
| chars=skind.cstr(); | |
| else | else |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, |
| &skind, | &skind, |
| "'kind' must be one of "TRIM_START_OPTION", "TRIM_BOTH_OPTION", "TRIM_END_OPTION); | "'kind' must be one of " TRIM_START_OPTION ", " TRIM_BOTH_OPTION ", " TRIM_END_OPTION); |
| } | |
| if(params_count>1) { | if(params_count>1) { |
| const String& schars=params.as_string(1, "'chars' must be string"); | const String& schars=params.as_string(1, "'chars' must be string"); |
| Line 696 static void _trim(Request& r, MethodPara | Line 685 static void _trim(Request& r, MethodPara |
| } | } |
| } | } |
| r.write_assign_lang(src.trim(kind, chars, &r.charsets.source())); | r.write_pass_lang(src.trim(kind, chars, &r.charsets.source())); |
| } | } |
| static void _base64(Request& r, MethodParams& params) { | static void _base64(Request& r, MethodParams& params) { |
| if(params.count()) { | if(&r.get_self() == string_class) { |
| // decode: ^string:base64[encoded] | // decode: ^string:base64[encoded[;$.strict(true|false)]] |
| const char* cstr=params.as_string(0, PARAMETER_MUST_BE_STRING).cstr(); | const char* cstr=params.count() ? params.as_string(0, PARAMETER_MUST_BE_STRING).cstr() : ""; |
| char* decoded=0; | char* decoded=0; |
| size_t length=0; | size_t length=0; |
| pa_base64_decode(cstr, strlen(cstr), decoded, length); | |
| bool strict=false; | |
| if(params.count() > 1) | |
| if(HashStringValue* options=params.as_hash(1)) { | |
| int valid_options=0; | |
| if(Value* vstrict=options->get(BASE64_STRICT_OPTION_NAME)) { | |
| strict=r.process(*vstrict).as_bool(); | |
| valid_options++; | |
| } | |
| if(valid_options!=options->count()) | |
| throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); | |
| } | |
| pa_base64_decode(cstr, strlen(cstr), decoded, length, strict); | |
| if(decoded && length){ | if(decoded && length){ |
| if(memchr((const char*)decoded, 0, length)) | if(memchr((const char*)decoded, 0, length)) |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, |
| Line 714 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_assign_lang(*new String(decoded, String::L_TAINTED)); | r.write_pass_lang(*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_assign_lang(*new String(encoded, String::L_TAINTED/*once ?param=base64(something) was needed*/)); | r.write_pass_lang(*new String(encoded, String::L_TAINTED/*once ?param=base64(something) was needed*/)); |
| } | |
| } | |
| static void _idna(Request& r, MethodParams& params) { | |
| if(&r.get_self() == string_class) { | |
| // decode: ^string:idna[encoded] | |
| 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)); | |
| } else { | |
| // encode: ^str.idna[] | |
| VString& self=GET_SELF(r, VString); | |
| const char* cstr=self.string().cstr(); | |
| r.write_pass_lang(*new String(pa_idna_encode(cstr, r.charsets.source()), String::L_TAINTED)); | |
| } | } |
| } | } |
| static void _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_assign_lang(src.escape(r.charsets.source())); | r.write_pass_lang(src.escape(r.charsets.source())); |
| } | } |
| static void _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_assign_lang(*new String(result)); | r.write_pass_lang(*new String(result, String::L_TAINTED)); |
| } | |
| static void _unescape(Request& r, MethodParams& params){ | |
| const String& mode=params.as_string(0, MODE_MUST_NOT_BE_CODE); | |
| const String& src=params.as_string(1, PARAMETER_MUST_BE_STRING); | |
| Charset* from_charset=&r.charsets.client(); | |
| if(params.count() > 2) | |
| if(HashStringValue* options=params.as_hash(2)) { | |
| int valid_options=0; | |
| if(Value* vcharset_name=options->get(PA_CHARSET_NAME)){ | |
| from_charset=&pa_charsets.get(vcharset_name->as_string()); | |
| valid_options++; | |
| } | |
| if(valid_options!=options->count()) | |
| throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); | |
| } | |
| bool mode_js; | |
| if(mode==UNESCAPE_MODE_JS){ | |
| mode_js=true; | |
| } else if(mode==UNESCAPE_MODE_URI){ | |
| mode_js=false; | |
| } else { | |
| throw Exception(PARSER_RUNTIME, &mode, "is invalid mode, must be either '" UNESCAPE_MODE_JS "' or '" UNESCAPE_MODE_URI "'"); | |
| } | |
| const char* unescaped=unescape_chars(src.cstr(), src.length(), from_charset, mode_js); | |
| if(*unescaped){ | |
| const String* result=new String(Charset::transcode(unescaped, *from_charset, r.charsets.source()), String::L_TAINTED); | |
| r.write_pass_lang(*result); | |
| } | |
| } | |
| static void _contains(Request& r, MethodParams& params) { | |
| // empty or whitespace string is hash compatible | |
| GET_SELF(r, VString).get_element(params.as_string(0, "key must be string")); | |
| // ignoring result as it allways null | |
| r.write_no_lang(VBool::get(false)); | |
| } | } |
| // constructor | // constructor |
| Line 806 MString::MString(): Methoded("string") { | Line 861 MString::MString(): Methoded("string") { |
| add_native_method("trim", Method::CT_DYNAMIC, _trim, 0, 2); | add_native_method("trim", Method::CT_DYNAMIC, _trim, 0, 2); |
| // ^string.base64[] << encode | // ^string.base64[] << encode |
| // ^string:base64[encoded string] << decode | // ^string:base64[encoded string] << decode |
| add_native_method("base64", Method::CT_ANY, _base64, 0, 1); | add_native_method("base64", Method::CT_ANY, _base64, 0, 2); |
| // ^string.idna[] << encode | |
| // ^string:idna[encoded string] << decode | |
| add_native_method("idna", Method::CT_ANY, _idna, 0, 1); | |
| // ^string.js-escape[] | // ^string.js-escape[] |
| add_native_method("js-escape", Method::CT_ANY, _escape, 0, 0); | add_native_method("js-escape", Method::CT_DYNAMIC, _js_escape, 0, 0); |
| // ^string:js-unescape[escaped%uXXXXstring] | // ^string:js-unescape[escaped%uXXXXstring] |
| add_native_method("js-unescape", Method::CT_STATIC, _unescape, 1, 1); | add_native_method("js-unescape", Method::CT_STATIC, _js_unescape, 1, 1); |
| } | |
| // ^string:unescape[js|uri;escaped;$.charset[...]] | |
| add_native_method("unescape", Method::CT_STATIC, _unescape, 2, 3); | |
| // ^string.contains[key] for hash compatibility | |
| add_native_method("contains", Method::CT_DYNAMIC, _contains, 1, 1); | |
| } |