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| version 1.19, 2001/03/12 17:00:48 | version 1.245.2.24, 2003/02/17 16:44:57 |
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| Line 1 | Line 1 |
| /* | /** @file |
| Parser | Parser: request class main part. @see compile.C and execute.C. |
| Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) | |
| Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf) | |
| $Id$ | Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | |
| */ | */ |
| #include <string.h> | static const char* IDENT_REQUEST_C="$Date$"; |
| #include "pa_sapi.h" | |
| #include "pa_common.h" | |
| #include "pa_request.h" | #include "pa_request.h" |
| #include "pa_wwrapper.h" | #include "pa_wwrapper.h" |
| #include "pa_common.h" | |
| #include "pa_vclass.h" | #include "pa_vclass.h" |
| #include "_root.h" | #include "pa_globals.h" |
| #include "_env.h" | #include "pa_vint.h" |
| #include "_table.h" | #include "pa_vmethod_frame.h" |
| #include "core.h" | #include "pa_types.h" |
| #include "pa_vtable.h" | |
| #include <stdio.h> | #include "pa_vfile.h" |
| #include "pa_dictionary.h" | |
| Request::Request(Pool& apool) : Pooled(apool), | #include "pa_charset.h" |
| stack(apool), | #include "pa_charsets.h" |
| root_class(apool), | #include "pa_cache_managers.h" |
| env_class(apool), | |
| fclasses(apool), | // consts |
| fclasses_array(apool), | |
| flang(String::Untaint_lang::HTML_TYPO) | const char* UNHANDLED_EXCEPTION_METHOD_NAME="unhandled_exception"; |
| /// content type of exception response, when no @MAIN:exception handler defined | |
| const char* UNHANDLED_EXCEPTION_CONTENT_TYPE="text/plain"; | |
| /// content type of response when no $MAIN:defaults.content-type defined | |
| const char* DEFAULT_CONTENT_TYPE="text/html"; | |
| const char* ORIGINS_CONTENT_TYPE="text/plain"; | |
| // defines for globals | |
| #define MAIN_METHOD_NAME "main" | |
| #define AUTO_METHOD_NAME "auto" | |
| #define BODY_NAME "body" | |
| // globals | |
| StringPtr main_method_name(new String(MAIN_METHOD_NAME)); | |
| StringPtr auto_method_name(new String(AUTO_METHOD_NAME)); | |
| StringPtr content_disposition_name(new String(CONTENT_DISPOSITION_NAME)); | |
| StringPtr content_disposition_value(new String(CONTENT_DISPOSITION_VALUE)); | |
| StringPtr content_disposition_filename_name(new String(CONTENT_DISPOSITION_FILENAME_NAME)); | |
| StringPtr body_name(new String(BODY_NAME)); | |
| // defines for statics | |
| #define CHARSETS_NAME "CHARSETS" | |
| #define MIME_TYPES_NAME "MIME-TYPES" | |
| #define ORIGINS_MODE_NAME "ORIGINS" | |
| #define CONF_METHOD_NAME "conf" | |
| #define POST_PROCESS_METHOD_NAME "postprocess" | |
| #define DOWNLOAD_NAME "download" | |
| #define CLASS_PATH_NAME "CLASS_PATH" | |
| // statics | |
| static StringPtr charsets_name(new String(CHARSETS_NAME)); | |
| static StringPtr main_class_name(new String(MAIN_CLASS_NAME)); | |
| static StringPtr mime_types_name(new String(MIME_TYPES_NAME)); | |
| static StringPtr origins_mode_name(new String(ORIGINS_MODE_NAME)); | |
| static StringPtr conf_method_name(new String(CONF_METHOD_NAME)); | |
| static StringPtr post_process_method_name(new String(POST_PROCESS_METHOD_NAME)); | |
| static StringPtr download_name(new String(DOWNLOAD_NAME)); | |
| static StringPtr class_path_name(new String(CLASS_PATH_NAME)); | |
| // defines | |
| // op.C | |
| VStateless_classPtr VClassMAIN_create(); | |
| // op.C | |
| VHashPtr exception2vhash(Pool& pool, const Exception& e); | |
| // | |
| Request::Request(Pool& apool, SAPI_Info& asapi_info, Request_info& arequest_info, | |
| uchar adefault_lang, bool status_allowed): | |
| // private | |
| fpool(apool), | |
| anti_endless_execute_recoursion(0), | |
| // public | |
| method_frame(0), | |
| rcontext(0), | |
| wcontext(0), | |
| flang(adefault_lang), | |
| fconnection(0), | |
| finterrupted(false), | |
| // public | |
| #ifdef RESOURCES_DEBUG | |
| sql_connect_time(0), | |
| sql_request_time(0), | |
| #endif | |
| // public | |
| sapi_info(asapi_info), | |
| request_info(arequest_info), | |
| charsets(pool(), *UTF8_charset, *UTF8_charset, *UTF8_charset), // default charsets | |
| main_class(VClassMAIN_create()), | |
| form(new VForm), | |
| mail(new VMail), | |
| response(new VResponse(fpool, arequest_info, charsets)), | |
| cookie(new VCookie), | |
| // private | |
| configure_admin_done(false), | |
| // private defaults | |
| fdefault_lang(adefault_lang), | |
| // private mime types | |
| mime_types(0) | |
| { | { |
| // root class | // maybe expire old caches |
| initialize_root_class(pool(), root_class); | cache_managers.maybe_expire(); |
| // adding root superclass, | |
| // parent of all classes, | /// directly used |
| // operators holder | // MAIN class, operators |
| classes().put(*root_class_name, &root_class); | classes().put(main_class->name(), main_class); |
| //root_class.set_name(*root_class_name); | // classes: |
| // table, file, random, mail, image, ... | |
| methoded_array().register_directly_used(*this); | |
| /// methodless | |
| // env class | // env class |
| initialize_env_class(pool(), env_class); | classes().put(StringPtr(new String(ENV_CLASS_NAME)), |
| classes().put(*env_class_name, &env_class); | ValuePtr(new VEnv(asapi_info))); |
| // status class | |
| if(status_allowed) | |
| classes().put(StringPtr(new String(STATUS_CLASS_NAME)), | |
| ValuePtr(new VStatus(pool()))); | |
| // request class | |
| classes().put(StringPtr(new String(REQUEST_CLASS_NAME)), | |
| ValuePtr(new VRequest(arequest_info, charsets))); | |
| // cookie class | |
| classes().put(StringPtr(new String(COOKIE_CLASS_NAME)), cookie); | |
| /// methoded | |
| // response class | |
| classes().put(response->get_class()->name(), response); | |
| /// bases used | |
| // form class | |
| classes().put(form->get_class()->base_class()->name(), form); | |
| // mail class | |
| classes().put(mail->get_class()->base_class()->name(), mail); | |
| // math class | |
| { | |
| ValuePtr math(new VMail); | |
| classes().put(math->get_class()->base_class()->name(), math); | |
| } | |
| } | |
| Request::~Request() { | |
| #ifdef XML | |
| // if for some strange reason xml generic errors failed to be reported, free them up | |
| if(const char* xml_generic_errors=xmlGenericErrors()) { | |
| SAPI::log(pool(), "warning: unreported xmlGenericErrors: %s", xml_generic_errors); | |
| free((void *)xml_generic_errors); | |
| } | |
| #endif | |
| } | |
| ValuePtr Request::get_self() { return method_frame?method_frame->get_self():ValuePtr(0); } | |
| static void load_charset(HashStringValue::key_type akey, HashStringValue::value_type avalue, int) { | |
| ::charsets.load_charset(akey, avalue->as_string(0)); | |
| } | |
| void Request::configure_admin(VStateless_class& conf_class, StringPtr source) { | |
| if(configure_admin_done) | |
| throw Exception("parser.runtime", | |
| source, | |
| "parser already configured"); | |
| configure_admin_done=true; | |
| // charsets must only be specified in method_frame config | |
| // so that users would not interfere | |
| /* $MAIN:CHARSETS[ | |
| $.charsetname1[/full/path/to/charset/file.cfg] | |
| ... | |
| ] | |
| */ | |
| if(ValuePtr vcharsets=conf_class.get_element(charsets_name, conf_class, false)) { | |
| if(!vcharsets->is_string()) | |
| if(HashStringValue* charsets=vcharsets->get_hash(StringPtr(0))) | |
| charsets->for_each(load_charset, 0); | |
| else | |
| throw Exception("parser.runtime", | |
| Exception::undefined_source, | |
| "$" MAIN_CLASS_NAME ":" CHARSETS_NAME " must be hash"); | |
| } | |
| // configure method_frame options | |
| // until someone with less privileges have overriden them | |
| methoded_array().configure_admin(*this); | |
| } | |
| /** | |
| load MAIN class, execute @main. | |
| MAIN class consists of all the auto.p files we'd manage to find | |
| plus | |
| the file user requested us to process | |
| all located classes become children of one another, | |
| composing class we name 'MAIN' | |
| // table class | @test log stack trace |
| classes().put(*table_class_name, table_class); | |
| table_class->set_name(*table_class_name); | */ |
| void Request::core( | |
| const char* config_filespec, bool config_fail_on_read_problem, | |
| // web | bool header_only) { |
| // todo: ifdef WIN32 flip \\ to / | |
| document_root="Y:/parser3/src/"; | #ifdef RESOURCES_DEBUG |
| page_filespec="Y:/parser3/src/test.p"; | //measures |
| } | struct timeval mt[10]; |
| //measure:before all | |
| void Request::core() { | gettimeofday(&mt[0],NULL); |
| TRY { | #endif |
| // loading system auto.p | try { |
| char *sys_auto_file="C:\\temp\\auto.p"; | // loading config |
| VClass *main_class=use_file( | if(config_filespec) { |
| sys_auto_file, false/*ignore possible read problem*/, | StringPtr filespec(new String); |
| 0/*new class*/, main_class_name); | filespec->APPEND_CLEAN(config_filespec, 0, "config", 0); |
| use_file(*main_class, | |
| // TODO: использовать $MAIN:limits здесь, пока их не сломали враги | filespec, true/* ignore class_path */, |
| config_fail_on_read_problem, true/* file must exist if 'fail on read problem' not set */); | |
| // TODO: load site auto.p files, all assigned bases from upper dir | } |
| char *site_auto_file="Y:\\parser3\\src\\auto.p"; | |
| main_class=use_file( | // loading auto.p files from document_root/.. |
| site_auto_file, false/*ignore possible read problem*/, | // to the one beside requested file. |
| 0/*new class*/, main_class_name, main_class); | // all assigned bases from upper dir |
| { | |
| // there must be some auto.p | const char* after=request_info.path_translated; |
| if(!main_class) | size_t drlen=strlen(request_info.document_root); |
| THROW(0,0, | if(memcmp(after, request_info.document_root, drlen)==0) { |
| 0, | after+=drlen; |
| "'auto.p' not found"); | if(after[-1]=='/') |
| --after; | |
| // compiling requested file | } |
| use_file(page_filespec, true/*don't ignore read problem*/, | |
| 0/*new class*/, main_class_name, main_class); | int step=0; |
| while(const char* before=strchr(after, '/')) { | |
| // executing some @main[] | StringPtr sfile_spec(new String); |
| char *result=execute_MAIN(); | if(after!=request_info.path_translated) { |
| printf("result-----------------\n%sEOF----------------\n", result); | sfile_spec->APPEND_CLEAN( |
| } | request_info.path_translated, before-request_info.path_translated, |
| CATCH(e) { | "path-translated-scanned", step++); |
| printf("\nERROR: "); | *sfile_spec << "/" AUTO_FILE_NAME; |
| const String *problem_source=e.problem_source(); | |
| use_file(*main_class, | |
| sfile_spec, true/* ignore class_path */, | |
| true/* fail on read problem */, false/* but ignore absence, sole user */); | |
| } | |
| after=before+1; | |
| } | |
| } | |
| // compile requested file | |
| StringPtr spath_translated(new String); | |
| spath_translated->APPEND_TAINTED(request_info.path_translated, 0, "user-request", 0); | |
| use_file(*main_class, | |
| spath_translated, true/* ignore class_path */, | |
| true/* fail on read problem*/, true/* fail on abscence */); | |
| // configure method_frame options if not configured yet | |
| if(!configure_admin_done) | |
| configure_admin(*main_class, StringPtr(0)); | |
| // configure not-method_frame=user options | |
| methoded_array().configure_user(*this); | |
| // $MAIN:MIME-TYPES | |
| if(ValuePtr element=main_class->get_element(mime_types_name, *main_class, false)) | |
| if(Table *table=element->get_table()) | |
| mime_types=table; | |
| // filling form fields | |
| form->fill_fields_and_tables(pool(), charsets, request_info); | |
| // filling cookies | |
| cookie->fill_fields(pool(), request_info); | |
| // filling mail received | |
| mail->fill_received(pool(), request_info); | |
| #ifdef RESOURCES_DEBUG | |
| //measure:after compile | |
| gettimeofday(&mt[1],NULL); | |
| #endif | |
| // execute @main[] | |
| StringPtr body_string=execute_virtual_method(main_class, main_method_name); | |
| if(!body_string) | |
| throw Exception("parser.runtime", | |
| Exception::undefined_source, | |
| "'"MAIN_METHOD_NAME"' method not found"); | |
| #ifdef RESOURCES_DEBUG | |
| //measure:after main | |
| gettimeofday(&mt[2],NULL); | |
| #endif | |
| VStringPtr body_vstring_before_post_process(new VString(body_string)); | |
| VStringPtr body_vstring_after_post_process(body_vstring_before_post_process); | |
| // @postprocess | |
| if(ValuePtr value=main_class->get_element(post_process_method_name, *main_class, false)) | |
| if(JunctionPtr junction=value->get_junction()) | |
| if(const Method *method=junction->method) { | |
| // preparing to pass parameters to | |
| // @postprocess[data] | |
| VMethodFrame frame(pool(), method->name, *junction, 0/*no parent*/); frame.ref(); | |
| frame.set_self(main_class); | |
| frame.store_param(body_vstring_before_post_process); | |
| body_vstring_after_post_process= | |
| VStringPtr(new VString(execute_method(frame, *method))); | |
| } | |
| bool lorigins_mode=origins_mode(); | |
| VFilePtr body_file=body_vstring_after_post_process->as_vfile(pool(), | |
| String::UL_UNSPECIFIED, lorigins_mode); | |
| // extract response body | |
| ValuePtr body_value=response->fields().get(download_name); | |
| bool as_attachment=body_value!=0; | |
| if(!body_value) | |
| body_value=response->fields().get(body_name); | |
| if(body_value) // there is some $response:body | |
| body_file=body_value->as_vfile(pool()); | |
| else if(lorigins_mode) | |
| response->fields().put(content_type_name, | |
| ValuePtr(new VString(StringPtr(new String(ORIGINS_CONTENT_TYPE))))); | |
| #ifdef RESOURCES_DEBUG | |
| //measure:after postprocess | |
| gettimeofday(&mt[3],NULL); | |
| #endif | |
| // OK. write out the result | |
| output_result(body_file, header_only, as_attachment); | |
| #ifdef RESOURCES_DEBUG | |
| //measure:after output_result | |
| gettimeofday(&mt[9],NULL); | |
| t[9]=mt[9].tv_sec+mt[9].tv_usec/1000000.0; | |
| double t[10]; | |
| for(int i=0;i<10;i++) | |
| t[i]=mt[i].tv_sec+mt[i].tv_usec/1000000.0; | |
| //measure:log2 compile,main,postprocess,output | |
| SAPI::log(pool(), "rmeasure: %s,%.2f,%.2f,%.2f %.2f,%.2f %.2f", | |
| request_info.uri, | |
| t[1]-t[0], | |
| t[2]-t[1], | |
| t[3]-t[2], | |
| sql_connect_time,sql_request_time, | |
| t[9]-t[3] | |
| ); | |
| #endif | |
| } catch(const Exception& e) { // request handling problem | |
| // we're returning not result, but error explanation | |
| try { | |
| // log the beast | |
| if(StringPtr problem_source=e.problem_source()) | |
| SAPI::log(sapi_info, | |
| "%s: " | |
| #ifndef NO_STRING_ORIGIN | #ifndef NO_STRING_ORIGIN |
| if(problem_source) { | ORIGIN_FILE_LINE_FORMAT": " |
| const Origin& origin=problem_source->origin(); | #endif |
| if(origin.file) | "'%s' %s [%s]", |
| printf("%s(%d): ", | request_info.uri, |
| origin.file, 1+origin.line); | #ifndef NO_STRING_ORIGIN |
| printf("'%s' ", | problem_source->origin().file?problem_source->origin().file:"global", |
| problem_source->cstr()); | problem_source->origin().line, |
| } | #endif |
| #endif | problem_source->cstr().get(), |
| printf("%s", e.comment()); | e.comment(), |
| const String *type=e.type(); | e.type() |
| if(type) { | ); |
| printf(" type: %s", type->cstr()); | else |
| const String *code=e.code(); | SAPI::log(sapi_info, |
| if(code) | "%s: " |
| printf(", code: %s", code->cstr()); | "%s [%s]", |
| } | request_info.uri, |
| printf("\n"); | e.comment(), e.type() |
| } | ); |
| END_CATCH | |
| } | // reset language to default |
| flang=fdefault_lang; | |
| VClass *Request::use_file( | |
| const char *file, bool fail_on_read_problem, | // reset response |
| VClass *aclass, const String *name, | response->fields().clear(); |
| VClass *base_class) { | |
| // TODO: обнаружить|решить cyclic dependences | // this is what we'd return in $response:body |
| char *source=file_read(pool(), file, fail_on_read_problem); | StringPtr body_string(0); |
| if(!source) | |
| return base_class; | // maybe we'd be lucky enough as to report an error |
| // in a gracefull way... | |
| return use_buf(source, file, aclass, name, base_class); | if(ValuePtr value=main_class->get_element( |
| } | StringPtr(new String(UNHANDLED_EXCEPTION_METHOD_NAME)), |
| *main_class, | |
| VClass *Request::use_buf( | false)) { |
| const char *source, const char *file, | if(JunctionPtr junction=value->get_junction()) { |
| VClass *aclass, const String *name, | if(const Method *method=junction->method) { |
| VClass *base_class) { | // preparing to pass parameters to |
| // compile loaded class | // @unhandled_exception[exception;stack] |
| VClass& cclass=COMPILE(source, aclass, name, base_class, file); | VMethodFrame frame(pool(), method->name, *junction, 0/*no caller*/); frame.ref(); |
| frame.set_self(main_class); | |
| // $exception | |
| frame.store_param(exception2vhash(pool(), e)); | |
| // $stack[^table::set{name origin}] | |
| Table::columns_type stack_trace_columns(new ArrayString); | |
| *stack_trace_columns+=StringPtr(new String("name")); | |
| *stack_trace_columns+=StringPtr(new String("file")); | |
| *stack_trace_columns+=StringPtr(new String("lineno")); | |
| TablePtr stack_trace(new Table(Exception::undefined_source, stack_trace_columns)); | |
| Array_iterator<StringPtr> tracei(exception_trace); | |
| while(tracei.has_next()) { | |
| Table::element_type row; | |
| // locate and execute possible @auto[] static method | StringPtr name=tracei.next(); |
| execute_static_method(cclass, *auto_method_name, false /*no result needed*/); | *row+=name; // name column |
| return &cclass; | #ifndef NO_STRING_ORIGIN |
| const String_fragment::Origin& origin=name->origin(); | |
| if(origin.file) { | |
| *row+=StringPtr(new String(origin.file, 0, true)); // file column | |
| char *buf=(char *)malloc(MAX_NUMBER); | |
| size_t buf_size=snprintf(buf, MAX_NUMBER, "%d", 1+origin.line); | |
| *row+=StringPtr(new String(buf, buf_size, true)); // line column | |
| } | |
| #endif | |
| *stack_trace+=row; | |
| } | |
| frame.store_param(ValuePtr(new VTable(stack_trace))); | |
| // future $response:body= | |
| // execute ^unhandled_exception[exception;stack] | |
| body_string=execute_method(frame, *method); | |
| } | |
| } | |
| } | |
| if(!body_string) { // couldn't report an error beautifully? | |
| // doing that ugly | |
| // make up result: $origin $source $comment $type $code | |
| char *buf=(char *)malloc(MAX_STRING); | |
| size_t printed=0; | |
| if(StringPtr problem_source=e.problem_source()) { | |
| #ifndef NO_STRING_ORIGIN | |
| const String_fragment::Origin& origin=problem_source->origin(); | |
| if(origin.file) | |
| printed+=snprintf(buf+printed, MAX_STRING-printed, | |
| ORIGIN_FILE_LINE_FORMAT": ", | |
| origin.file, 1+origin.line | |
| ); | |
| #endif | |
| printed+=snprintf(buf+printed, MAX_STRING-printed, "'%s' ", | |
| problem_source->cstr().get()); | |
| } | |
| if(const char* comment=e.comment(true)) | |
| printed+=snprintf(buf+printed, MAX_STRING-printed, "%s", comment); | |
| if(const char* type=e.type(true)) | |
| printed+=snprintf(buf+printed, MAX_STRING-printed, " type: %s", type); | |
| // future $response:content-type | |
| response->fields().put(content_type_name, | |
| ValuePtr(new VString(StringPtr(new String(UNHANDLED_EXCEPTION_CONTENT_TYPE))))); | |
| // future $response:body | |
| body_string=StringPtr(new String(buf)); | |
| } | |
| VString body_vstring(body_string); | |
| VFilePtr body_file=body_vstring.as_vfile(pool()); | |
| // ERROR. write it out | |
| output_result(body_file, header_only, false); | |
| } catch(const Exception& ) { | |
| rethrow; | |
| } | |
| } | |
| } | } |
| char *Request::execute_MAIN() { | VStateless_classPtr Request::use_file(VStateless_class& aclass, |
| // locate class with @main[] & execute it | StringPtr file_name, bool ignore_class_path, |
| for(int i=classes_array().size(); --i>=0;) { | bool fail_on_read_problem, bool fail_on_file_absence) { |
| VClass *vclass=static_cast<VClass *>(classes_array().get(i)); | // cyclic dependence check |
| char *result=execute_static_method(*vclass, *main_method_name, true /*result needed*/); | if(used_files.get(file_name)) |
| if(result) | return VStateless_classPtr(0); |
| return result; | used_files.put(file_name, true); |
| StringPtr file_spec; | |
| if(ignore_class_path) // ignore_class_path? | |
| file_spec=file_name; | |
| else if(file_name->first_char()=='/') //absolute path, no need to scan MAIN:CLASS_PATH? | |
| file_spec=absolute(file_name); | |
| else { | |
| file_spec=StringPtr(0); | |
| if(ValuePtr element=main_class->get_element(class_path_name, *main_class, false)) { | |
| if(element->is_string()) { | |
| file_spec=file_readable(*absolute(element->as_string(&pool())), *file_name); // found at class_path? | |
| } else if(Table *table=element->get_table()) { | |
| int size=table->count(); | |
| for(int i=size; i--; ) { | |
| StringPtr path=(*table->get(i))[0]; | |
| if(file_spec=file_readable(*absolute(path), *file_name)) | |
| break; // found along class_path | |
| } | |
| } else | |
| throw Exception("parser.runtime", | |
| Exception::undefined_source, | |
| "$" CLASS_PATH_NAME " must be string or table"); | |
| if(!file_spec) | |
| throw Exception("parser.runtime", | |
| file_name, | |
| "not found along " MAIN_CLASS_NAME ":" CLASS_PATH_NAME); | |
| } | |
| if(!file_spec) | |
| throw Exception("parser.runtime", | |
| file_name, | |
| "usage failed - no $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME " were specified"); | |
| } | } |
| THROW(0,0, | if(fail_on_read_problem && !fail_on_file_absence) // ignore file absence if asked for |
| 0, | if(!entry_exists(file_spec)) |
| "'"MAIN_METHOD_NAME"' method not found"); | return VStateless_classPtr(0); |
| return 0; | |
| if(const char *source=file_read_text(pool(), charsets.source(), file_spec, fail_on_read_problem)) | |
| return use_buf(aclass, source, file_spec, file_spec->cstr(pool())); | |
| else | |
| return VStateless_classPtr(0); | |
| } | } |
| char *Request::relative(const char *path, const char *file) { | |
| char *result=static_cast<char *>(malloc(strlen(path)+strlen(file)+1)); | VStateless_classPtr Request::use_buf(VStateless_class& aclass, |
| strcpy(result, path); | const char* source, |
| rsplit(result,'/'); | StringPtr filespec, const char* filespec_cstr) { |
| strcat(result, "/"); | // temporary zero @conf so to maybe-replace it in compiled code |
| strcat(result, file); | Temp_method temp_method_conf(aclass, conf_method_name, MethodPtr(0)); |
| // temporary zero @auto so to maybe-replace it in compiled code | |
| Temp_method temp_method_auto(aclass, auto_method_name, MethodPtr(0)); | |
| // compile loaded class | |
| VStateless_class& cclass=COMPILE(&aclass, source, filespec_cstr); | |
| // locate and execute possible @conf[] static | |
| VStringPtr vfilespec(new VString(filespec)); | |
| const Method *method_called; | |
| execute_nonvirtual_method(cclass, | |
| conf_method_name, vfilespec, | |
| false/*no result needed*/, &method_called); | |
| if(method_called) | |
| configure_admin(cclass, method_called->name); | |
| // locate and execute possible @auto[] static | |
| execute_nonvirtual_method(cclass, | |
| auto_method_name, vfilespec, | |
| false/*no result needed*/); | |
| return VStateless_classPtr(&cclass); | |
| } | |
| StringPtr Request::relative(const char* apath, StringPtr relative_name) { | |
| char *hpath=pool().copy(apath); | |
| StringPtr result(new String); | |
| if(rsplit(hpath, '/')) // if something/splitted | |
| *result << hpath << "/"; | |
| *result << relative_name; | |
| return result; | return result; |
| } | } |
| char *Request::absolute(const char *name) { | StringPtr Request::absolute(StringPtr relative_name) { |
| if(name[0]=='/') { | if(relative_name->first_char()=='/') { |
| char *result=static_cast<char *>(malloc(strlen(document_root)+strlen(name)+1)); | StringPtr result=StringPtr(new String(request_info.document_root)); |
| strcpy(result, document_root); | *result << relative_name; |
| strcat(result, name); | |
| return result; | return result; |
| } else | } else |
| return relative(page_filespec, name); | return relative_name->pos("://")<0? relative(request_info.path_translated, relative_name) |
| :relative_name; // something like "http://xxx" | |
| } | |
| static void add_header_attribute( | |
| HashStringValue::key_type aattribute, | |
| HashStringValue::value_type ameaning, | |
| Request *r) { | |
| if(*aattribute==BODY_NAME | |
| || *aattribute==DOWNLOAD_NAME | |
| || *aattribute==CHARSET_NAME) | |
| return; | |
| SAPI::add_header_attribute(r->sapi_info, | |
| aattribute->cstr(), | |
| attributed_meaning_to_string(r->pool(), ameaning, String::UL_HTTP_HEADER, false)-> | |
| cstr(String::UL_UNSPECIFIED)); | |
| } | |
| void Request::output_result(VFilePtr body_file, bool header_only, bool as_attachment) { | |
| // header: cookies | |
| cookie->output_result(pool(), sapi_info); | |
| ValuePtr body_file_content_type; | |
| // set content-type | |
| if(body_file_content_type=body_file->fields().get(content_type_name)) { | |
| // body file content type | |
| response->fields().put(content_type_name, body_file_content_type); | |
| } else { | |
| // default content type | |
| response->fields().put_dont_replace(content_type_name, | |
| ValuePtr(new VString(StringPtr(new String(DEFAULT_CONTENT_TYPE))))); | |
| } | |
| // content-disposition | |
| if(ValuePtr vfile_name=body_file->fields().get(name_name)) | |
| if(*vfile_name->get_string(&fpool)!=NONAME_DAT) { | |
| VHashPtr hash(new VHash); | |
| HashStringValue &h=hash->hash(Exception::undefined_source); | |
| if(as_attachment) | |
| h.put(value_name, ValuePtr(new VString(content_disposition_value))); | |
| h.put(content_disposition_filename_name, vfile_name); | |
| response->fields().put(content_disposition_name, hash); | |
| } | |
| // prepare header: $response:fields without :body | |
| response->fields().for_each(add_header_attribute, this); | |
| const void *client_body; | |
| size_t client_content_length; | |
| // transcode text body when "text/*" or simple result | |
| if(body_file_content_type) | |
| if(HashStringValue *hash=body_file_content_type->get_hash(Exception::undefined_source)) | |
| body_file_content_type=hash->get(value_name); | |
| if(!body_file_content_type/*vstring.as_vfile*/ || body_file_content_type->as_string(&pool())->pos("text/")==0) { | |
| Charset::transcode(pool(), | |
| charsets.source(), body_file->value_ptr(), body_file->value_size(), | |
| charsets.client(), client_body, client_content_length | |
| ); | |
| } else { | |
| client_body=body_file->value_ptr(); | |
| client_content_length=body_file->value_size(); | |
| } | |
| // prepare header: content-length | |
| char content_length_cstr[MAX_NUMBER]; | |
| snprintf(content_length_cstr, MAX_NUMBER, "%u", client_content_length); | |
| SAPI::add_header_attribute(sapi_info, "content-length", content_length_cstr); | |
| // send header | |
| SAPI::send_header(sapi_info); | |
| // send body | |
| if(!header_only) | |
| SAPI::send_body(sapi_info, client_body, client_content_length); | |
| } | |
| StringPtr Request::mime_type_of(const char* user_file_name_cstr) { | |
| if(mime_types) | |
| if(const char* cext=strrchr(user_file_name_cstr, '.')) { | |
| String sext(++cext); | |
| if(mime_types->locate(0, sext.change_case(pool(), charsets.source(), String::CC_LOWER))) | |
| if(StringPtr result=mime_types->item(1)) | |
| return result; | |
| else | |
| throw Exception("parser.runtime", | |
| mime_types->origin_string(), | |
| MIME_TYPES_NAME " table column elements must not be empty"); | |
| } | |
| return StringPtr(new String("application/octet-stream")); | |
| } | |
| bool Request::origins_mode() { | |
| return main_class->get_element(origins_mode_name, *main_class, false)!=0; // $ORIGINS mode | |
| } | } |