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| version 1.83, 2001/10/17 15:44:47 | version 1.89, 2001/11/09 11:59:13 |
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| Line 2 | Line 2 |
| Parser: @b string parser class. | Parser: @b string parser class. |
| Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf) | Author: Alexander Petrosyan <paf@design.ru> (http://paf.design.ru) |
| $Id$ | $Id$ |
| */ | */ |
| Line 41 static void _length(Request& r, const St | Line 41 static void _length(Request& r, const St |
| static void _int(Request& r, const String& method_name, MethodParams *params) { | static void _int(Request& r, const String& method_name, MethodParams *params) { |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| bool convert_problem=false; Exception rethrow_me; | |
| int converted; | int converted; |
| Value *default_code=params->size()>0? | Value *default_code=params->size()>0? |
| default_code=¶ms->as_junction(0, "default must be int"):0; // (default) | default_code=¶ms->as_junction(0, "default must be int"):0; // (default) |
| PTRY { | try { |
| converted=r.self->as_int(); | converted=r.self->as_int(); |
| } | } catch(...) { // convert problem |
| PCATCH(e) { // convert problem | if(!default_code) // we have a problem when no default |
| if(convert_problem=!default_code) { // we have a problem when no default | /*re*/throw; |
| rethrow_me=e; | else |
| converted=0; | |
| } else | |
| converted=r.process(*default_code).as_int(); | converted=r.process(*default_code).as_int(); |
| } | } |
| PEND_CATCH | |
| if(convert_problem) | |
| PTHROW(rethrow_me.type(), rethrow_me.code(), | |
| rethrow_me.problem_source(), | |
| rethrow_me.comment()); | |
| Value& result=*new(pool) VInt(pool, converted); | Value& result=*new(pool) VInt(pool, converted); |
| result.set_name(method_name); | result.set_name(method_name); |
| Line 68 static void _int(Request& r, const Strin | Line 60 static void _int(Request& r, const Strin |
| static void _double(Request& r, const String& method_name, MethodParams *params) { | static void _double(Request& r, const String& method_name, MethodParams *params) { |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| bool convert_problem=false; Exception rethrow_me; | |
| double converted; | double converted; |
| Value *default_code=params->size()>0? | Value *default_code=params->size()>0? |
| default_code=¶ms->as_junction(0, "default must be double"):0; // (default) | default_code=¶ms->as_junction(0, "default must be double"):0; // (default) |
| PTRY { | try { |
| converted=r.self->as_double(); | converted=r.self->as_double(); |
| } | } catch(...) { // convert problem |
| PCATCH(e) { // convert problem | if(!default_code) // we have a problem when no default |
| if(convert_problem=!default_code) { // we have a problem when no default | /*re*/throw; |
| rethrow_me=e; | else |
| converted=0; | |
| } else | |
| converted=r.process(*default_code).as_double(); | converted=r.process(*default_code).as_double(); |
| } | } |
| PEND_CATCH | |
| if(convert_problem) | |
| PTHROW(rethrow_me.type(), rethrow_me.code(), | |
| rethrow_me.problem_source(), | |
| rethrow_me.comment()); | |
| Value& result=*new(pool) VDouble(pool, converted); | Value& result=*new(pool) VDouble(pool, converted); |
| result.set_name(method_name); | result.set_name(method_name); |
| Line 99 static void _double(Request& r, const St | Line 83 static void _double(Request& r, const St |
| Value& fmt=params->as_junction(0, "fmt must be code"); | Value& fmt=params->as_junction(0, "fmt must be code"); |
| Temp_lang temp_lang(r, String::UL_PASS_APPENDED); | Temp_lang temp_lang(r, String::UL_PASS_APPENDED); |
| char *buf=format(pool, r.self->as_double(), r.process(fmt).as_string().cstr()); | char *buf=format(pool, r.self->as_double(), |
| r.process(fmt).as_string().cstr(String::UL_UNSPECIFIED)); | |
| String result(pool); | String result(pool); |
| result.APPEND_CLEAN(buf, 0, | result.APPEND_CLEAN(buf, 0, |
| Line 322 public: | Line 307 public: |
| void add_column(void *ptr, size_t size) { | void add_column(void *ptr, size_t size) { |
| if(got_column) | if(got_column) |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &statement_string, | &statement_string, |
| "result must contain exactly one column"); | "result must contain exactly one column"); |
| got_column=true; | got_column=true; |
| Line 331 public: | Line 316 public: |
| void add_row() { /* ignore */ } | void add_row() { /* ignore */ } |
| void add_row_cell(void *ptr, size_t size) { | void add_row_cell(void *ptr, size_t size) { |
| if(got_cell) | if(got_cell) |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &statement_string, | &statement_string, |
| "result must not contain more then one row"); | "result must not contain more then one row"); |
| got_cell=true; | got_cell=true; |
| Line 353 const String* sql_result_string(Request& | Line 338 const String* sql_result_string(Request& |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| if(!r.connection) | if(!r.connection) |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &method_name, | &method_name, |
| "without connect"); | "without connect"); |
| Line 365 const String* sql_result_string(Request& | Line 350 const String* sql_result_string(Request& |
| if(params->size()>1) { | if(params->size()>1) { |
| Value& voptions=params->as_no_junction(1, "options must be hash, not code"); | Value& voptions=params->as_no_junction(1, "options must be hash, not code"); |
| if(voptions.is_defined()) | if(voptions.is_defined()) |
| if(options=voptions.get_hash()) { | if(options=voptions.get_hash(&method_name)) { |
| if(Value *vlimit=(Value *)options->get(*sql_limit_name)) | if(Value *vlimit=(Value *)options->get(*sql_limit_name)) |
| limit=(ulong)r.process(*vlimit).as_double(); | limit=(ulong)r.process(*vlimit).as_double(); |
| if(Value *voffset=(Value *)options->get(*sql_offset_name)) | if(Value *voffset=(Value *)options->get(*sql_offset_name)) |
| offset=(ulong)r.process(*voffset).as_double(); | offset=(ulong)r.process(*voffset).as_double(); |
| if(default_code=(Value *)options->get(*sql_default_name)) { | if(default_code=(Value *)options->get(*sql_default_name)) { |
| if(!default_code->get_junction()) | if(!default_code->get_junction()) |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &method_name, | &method_name, |
| "default option must be code"); | "default option must be code"); |
| } | } |
| } else | } else |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &method_name, | &method_name, |
| "options must be hash"); | "options must be hash"); |
| } else | } else |
| Line 388 const String* sql_result_string(Request& | Line 373 const String* sql_result_string(Request& |
| const char *statement_cstr= | const char *statement_cstr= |
| statement_string.cstr(String::UL_UNSPECIFIED, r.connection); | statement_string.cstr(String::UL_UNSPECIFIED, r.connection); |
| String_sql_event_handlers handlers(pool, statement_string, statement_cstr); | String_sql_event_handlers handlers(pool, statement_string, statement_cstr); |
| bool need_rethrow=false; Exception rethrow_me; | try { |
| PTRY { | |
| r.connection->query( | r.connection->query( |
| statement_cstr, offset, limit, | statement_cstr, offset, limit, |
| handlers); | handlers); |
| } catch(const Exception& e) { // query problem | |
| // give more specific source [were url] | |
| throw Exception(e.type(), e.code(), | |
| &statement_string, | |
| "%s", e.comment()); | |
| } | } |
| PCATCH(e) { // query problem | |
| rethrow_me=e; need_rethrow=true; | |
| } | |
| PEND_CATCH | |
| if(need_rethrow) | |
| PTHROW(rethrow_me.type(), rethrow_me.code(), | |
| &statement_string, // setting more specific source [were url] | |
| rethrow_me.comment()); | |
| 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] |
| Line 421 static void _sql(Request& r, const Strin | Line 402 static void _sql(Request& r, const Strin |
| if(!string) | if(!string) |
| string=new(pool) String(pool); | string=new(pool) String(pool); |
| } else | } else |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &method_name, | &method_name, |
| "produced no result, but no default option specified"); | "produced no result, but no default option specified"); |
| } | } |
| Line 436 static void _replace(Request& r, const S | Line 417 static void _replace(Request& r, const S |
| Table *table=params->as_no_junction(0, "parameter must not be code").get_table(); | Table *table=params->as_no_junction(0, "parameter must not be code").get_table(); |
| if(!table) | if(!table) |
| PTHROW(0, 0, | throw Exception(0, 0, |
| &method_name, | &method_name, |
| "parameter must be table"); | "parameter must be table"); |
| Line 446 static void _replace(Request& r, const S | Line 427 static void _replace(Request& r, const S |
| static void _save(Request& r, const String& method_name, MethodParams *params) { | static void _save(Request& r, const String& method_name, MethodParams *params) { |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| Value& vfile_name=params->as_no_junction(0, | const String& file_name=params->as_string(params->size()-1, |
| "file name must not be code"); | "file name must be string"); |
| const String& src=*static_cast<VString *>(r.self)->get_string(); | const String& src=*static_cast<VString *>(r.self)->get_string(); |
| bool do_append=false; | |
| if(params->size()>1) { | |
| const String& mode=params->as_string(0, "mode must be string"); | |
| if(mode=="append") | |
| do_append=true; | |
| else | |
| throw Exception(0, 0, | |
| &mode, | |
| "unknown mode, must be 'append'"); | |
| } | |
| // write | // write |
| file_write(pool, r.absolute(vfile_name.as_string()), | const char *buf=src.cstr(String::UL_UNSPECIFIED); |
| src.cstr(String::UL_AS_IS), src.size(), true); | file_write(pool, r.absolute(file_name), |
| buf, strlen(buf), true, do_append); | |
| } | } |
| // constructor | // constructor |
| Line 507 MString::MString(Pool& apool) : Methoded | Line 500 MString::MString(Pool& apool) : Methoded |
| add_native_method("replace", Method::CT_DYNAMIC, _replace, 1, 1); | add_native_method("replace", Method::CT_DYNAMIC, _replace, 1, 1); |
| // ^string.save[file] | // ^string.save[file] |
| add_native_method("save", Method::CT_DYNAMIC, _save, 1, 1); | add_native_method("save", Method::CT_DYNAMIC, _save, 1, 2); |
| } | } |
| // global variable | // global variable |