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| version 1.136, 2001/05/24 09:29:52 | version 1.235, 2002/10/16 07:32:51 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: request class main part. @see compile.C and execute.C. | Parser: request class main part. @see compile.C and execute.C. |
| Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | |
| Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf) | |
| $Id$ | |
| */ | */ |
| #include "pa_config_includes.h" | static const char* IDENT_REQUEST_C="$Date$"; |
| #include "pcre.h" | |
| #include "internal.h" | |
| extern "C" unsigned char pcre_default_tables[]; // pcre/chartables.c | |
| #include "pa_sapi.h" | #include "pa_sapi.h" |
| #include "pa_common.h" | #include "pa_common.h" |
| Line 25 extern "C" unsigned char pcre_default_ta | Line 18 extern "C" unsigned char pcre_default_ta |
| #include "pa_types.h" | #include "pa_types.h" |
| #include "pa_vtable.h" | #include "pa_vtable.h" |
| #include "pa_vfile.h" | #include "pa_vfile.h" |
| #include "pa_dictionary.h" | |
| #include "pa_charset.h" | |
| #include "pa_charsets.h" | |
| const char *POST_PROCESS_METHOD_NAME="postprocess"; | |
| const char *UNHANDLED_EXCEPTION_METHOD_NAME="unhandled_exception"; | |
| /// content type of exception response, when no @MAIN:exception handler defined | /// content type of exception response, when no @MAIN:exception handler defined |
| const char *UNHANDLED_EXCEPTION_CONTENT_TYPE="text/plain"; | const char *UNHANDLED_EXCEPTION_CONTENT_TYPE="text/plain"; |
| /// content type of response when no $MAIN:defaults.content-type defined | /// content type of response when no $MAIN:defaults.content-type defined |
| const char *DEFAULT_CONTENT_TYPE="text/html"; | const char *DEFAULT_CONTENT_TYPE="text/html"; |
| const char *ORIGINS_CONTENT_TYPE="text/plain"; | |
| Methoded *MOP_create(Pool&); | // op.C |
| VClass& VClassMAIN_create(Pool& pool); | |
| // op.C | |
| VHash& exception2vhash(Pool& pool, const Exception& e); | |
| // | // |
| Request::Request(Pool& apool, | Request::Request(Pool& apool, |
| Info& ainfo, | Info& ainfo, |
| String::Untaint_lang adefault_lang) : Pooled(apool), | uchar adefault_lang, |
| bool status_allowed) : Pooled(apool), | |
| main_method_name(apool, MAIN_METHOD_NAME), | |
| stack(apool), | stack(apool), |
| OP(*MOP_create(apool)), | main_class(VClassMAIN_create(apool)), |
| env(apool), | env(apool), |
| status(apool), | |
| form(apool), | form(apool), |
| mail(apool), | |
| math(apool), | |
| request(apool, *this), | request(apool, *this), |
| response(apool), | response(apool), |
| cookie(apool), | cookie(apool), |
| Line 50 Request::Request(Pool& apool, | Line 58 Request::Request(Pool& apool, |
| info(ainfo), | info(ainfo), |
| post_data(0), post_size(0), | post_data(0), post_size(0), |
| used_files(apool), | used_files(apool), |
| configure_admin_done(false), | |
| default_content_type(0), | default_content_type(0), |
| mime_types(0), | mime_types(0), |
| main_class(0), | fconnection(0), |
| connection(0), | |
| pcre_tables(0), | |
| classes_conf(apool), | classes_conf(apool), |
| anti_endless_execute_recoursion(0) | anti_endless_execute_recoursion(0), |
| exception_trace(apool) | |
| #ifdef RESOURCES_DEBUG | |
| , sql_connect_time(0),sql_request_time(0) | |
| #endif | |
| , self(0), method_frame(0), rcontext(0), wcontext(0) | |
| { | { |
| // default charsets | |
| pool().set_source_charset(*utf8_charset); | |
| pool().set_client_charset(*utf8_charset); | |
| // maybe expire old caches | |
| cache_managers->maybe_expire(); | |
| /// directly used | /// directly used |
| // operators | // MAIN class, operators |
| OP.register_directly_used(*this); | classes().put(main_class.name(), &main_class); |
| // classes: | // classes: |
| // table, file, random, mail, image, ... | // table, file, random, mail, image, ... |
| methoded_array->register_directly_used(*this); | methoded_array->register_directly_used(*this); |
| Line 68 Request::Request(Pool& apool, | Line 87 Request::Request(Pool& apool, |
| /// methodless | /// methodless |
| // env class | // env class |
| classes().put(*NEW String(pool(), ENV_CLASS_NAME), &env); | classes().put(*NEW String(pool(), ENV_CLASS_NAME), &env); |
| // status class | |
| if(status_allowed) | |
| classes().put(*NEW String(pool(), STATUS_CLASS_NAME), &status); | |
| // request class | // request class |
| classes().put(*NEW String(pool(), REQUEST_CLASS_NAME), &request); | classes().put(*NEW String(pool(), REQUEST_CLASS_NAME), &request); |
| // cookie class | // cookie class |
| Line 79 Request::Request(Pool& apool, | Line 101 Request::Request(Pool& apool, |
| /// bases used | /// bases used |
| // form class | // form class |
| classes().put(form.get_class()->base()->name(), &form); | classes().put(form.get_class()->base_class()->name(), &form); |
| // mail class | |
| classes().put(mail.get_class()->base_class()->name(), &mail); | |
| // math class | |
| classes().put(math.get_class()->base_class()->name(), &math); | |
| } | } |
| static void element2ctypes(unsigned char *tables, | Request::~Request() { |
| Value& ctype, const String& name, | #ifdef XML |
| unsigned char bit, | // if for some strange reason xml generic errors failed to be reported, free them up |
| int group_offset=-1, | if(const char *xml_generic_errors=xmlGenericErrors()) { |
| bool skip_ws=true) { | SAPI::log(pool(), "warning: unreported xmlGenericErrors: %s", xml_generic_errors); |
| Value *value=ctype.get_element(name); | free((void *)xml_generic_errors); |
| if(!value) | |
| return; | |
| unsigned char *ctypes_table=tables+ctypes_offset; | |
| const unsigned char *cstr= | |
| (const unsigned char *)value->as_string().cstr(String::UL_AS_IS); | |
| for(; *cstr; cstr++) { | |
| unsigned char c=*cstr; | |
| if(skip_ws && (c=='\n' || c=='\t' || c==' ')) | |
| continue; | |
| ctypes_table[c]|=bit; | |
| if(group_offset>=0) | |
| tables[cbits_offset+group_offset+c/8] |= 1 << (c%8); | |
| } | |
| } | |
| static void cstr2ctypes(unsigned char *tables, const unsigned char *cstr, | |
| unsigned char bit) { | |
| unsigned char *ctypes_table=tables+ctypes_offset; | |
| ctypes_table[0]=bit; | |
| for(; *cstr; cstr++) { | |
| unsigned char c=*cstr; | |
| ctypes_table[c]|=bit; | |
| } | } |
| #endif | |
| } | } |
| static void prepare_case_tables(unsigned char *tables) { | |
| unsigned char *lcc_table=tables+lcc_offset; | |
| unsigned char *fcc_table=tables+fcc_offset; | |
| for(int i=0; i<0x100; i++) | |
| lcc_table[i]=fcc_table[i]=i; | |
| } | |
| static void element2case(unsigned char *tables, Value& ctype, const String& name) { | |
| Value *value=ctype.get_element(name); | |
| if(!value) | |
| return; | |
| unsigned char *lcc_table=tables+lcc_offset; | static void load_charset(const Hash::Key& akey, Hash::Val *avalue, void *) { |
| unsigned char *fcc_table=tables+fcc_offset; | charsets->load_charset(akey, static_cast<Value *>(avalue)->as_string()); |
| const unsigned char *cstr= | } |
| (const unsigned char *)value->as_string().cstr(String::UL_AS_IS); | void Request::configure_admin(VStateless_class& conf_class, const String *source) { |
| unsigned char from=0; | if(configure_admin_done) |
| for(; *cstr; cstr++) { | throw Exception("parser.runtime", |
| unsigned char c=*cstr; | source, |
| if(c=='\n' || c=='\t' || c==' ') | "parser already configured"); |
| continue; | configure_admin_done=true; |
| if(from) { | |
| lcc_table[from]=c; | // charsets must only be specified in method_frame config |
| fcc_table[from]=c; fcc_table[c]=from; | // so that users would not interfere |
| from=0; | |
| } else | /* $MAIN:CHARSETS[ |
| from=c; | $.charsetname1[/full/path/to/charset/file.cfg] |
| ... | |
| ] | |
| */ | |
| if(Value *vcharsets=conf_class.get_element(*charsets_name, &conf_class, false)) { | |
| if(Hash *charsets=vcharsets->get_hash(0)) | |
| charsets->for_each(load_charset); | |
| else if(!vcharsets->get_string()) | |
| throw Exception("parser.runtime", | |
| 0, | |
| "$" 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. | load MAIN class, execute @main. |
| MAIN class consists of all the auto.p files we'd manage to find | MAIN class consists of all the auto.p files we'd manage to find |
| Line 148 static void element2case(unsigned char * | Line 157 static void element2case(unsigned char * |
| the file user requested us to process | the file user requested us to process |
| all located classes become children of one another, | all located classes become children of one another, |
| composing class we name 'MAIN' | composing class we name 'MAIN' |
| @test log stack trace | |
| */ | */ |
| void Request::core(const char *root_auto_path, bool root_auto_fail, | void Request::core( |
| const char *site_auto_path, bool site_auto_fail, | const char *config_filespec, bool config_fail_on_read_problem, |
| bool header_only) { | bool header_only) { |
| //_asm { int 3 } | |
| bool need_rethrow=false; Exception rethrow_me; | #ifdef RESOURCES_DEBUG |
| TRY { | //measures |
| struct timeval mt[10]; | |
| //measure:before all | |
| gettimeofday(&mt[0],NULL); | |
| #endif | |
| try { | |
| char *auto_filespec=(char *)malloc(MAX_STRING); | char *auto_filespec=(char *)malloc(MAX_STRING); |
| // loading root auto.p | // loading config |
| if(root_auto_path) { | if(config_filespec) { |
| String& filespec=*NEW String(pool()); | |
| filespec.APPEND_CLEAN(root_auto_path, 0, "root_auto", 0); | |
| filespec.APPEND_CONST("/" AUTO_FILE_NAME); | |
| main_class=use_file( | |
| filespec, root_auto_fail, | |
| main_class_name, main_class); | |
| } | |
| // configure root options | |
| // until someone with less privileges have overriden them | |
| OP.configure_admin(*this); | |
| methoded_array->configure_admin(*this); | |
| // loading site auto.p | |
| if(site_auto_path) { | |
| String& filespec=*NEW String(pool()); | String& filespec=*NEW String(pool()); |
| filespec.APPEND_CLEAN(site_auto_path, 0, "site_auto", 0); | filespec.APPEND_CLEAN(config_filespec, 0, "config", 0); |
| filespec.APPEND_CONST("/" AUTO_FILE_NAME); | use_file(main_class, |
| main_class=use_file( | filespec, true/* ignore class_path */, |
| filespec, site_auto_fail, | config_fail_on_read_problem, true/* file must exist if 'fail on read problem' not set */); |
| main_class_name, main_class); | |
| } | } |
| // loading auto.p files from document_root/.. | // loading auto.p files from document_root/.. |
| // to the one beside requested file. | // to the one beside requested file. |
| // all assigned bases from upper dir | // all assigned bases from upper dir |
| { | { |
| Array ladder(pool()); | |
| const char *after=info.path_translated; | const char *after=info.path_translated; |
| size_t drlen=strlen(info.document_root); | size_t drlen=strlen(info.document_root); |
| if(memcmp(after, info.document_root, drlen)==0) { | if(memcmp(after, info.document_root, drlen)==0) { |
| Line 195 void Request::core(const char *root_auto | Line 195 void Request::core(const char *root_auto |
| --after; | --after; |
| } | } |
| int step=0; | |
| while(const char *before=strchr(after, '/')) { | while(const char *before=strchr(after, '/')) { |
| String& step=*NEW String(pool()); | String& sfile_spec=*NEW String(pool()); |
| if(after!=info.path_translated) { | if(after!=info.path_translated) { |
| step.APPEND_CLEAN( | sfile_spec.APPEND_CLEAN( |
| info.path_translated, before+1/* / */-info.path_translated, | info.path_translated, before-info.path_translated, |
| "path-translated-scanned", ladder.size()); | "path-translated-scanned", step++); |
| step << AUTO_FILE_NAME; | sfile_spec << "/" AUTO_FILE_NAME; |
| ladder+=&step; | |
| use_file(main_class, | |
| sfile_spec, true/* ignore class_path */, | |
| true/* fail on read problem */, false/* but ignore absence, sole user */); | |
| } | } |
| after=before+1; | after=before+1; |
| } | } |
| for(int i=ladder.size(); --i>=0; ) { | |
| const String& sfile_spec=*ladder.get_string(i); | |
| main_class=use_file(sfile_spec, false/*ignore read problem*/, | |
| main_class_name, main_class); | |
| } | |
| } | } |
| // compile requested file | // compile requested file |
| String& spath_translated=*NEW String(pool()); | String& spath_translated=*NEW String(pool()); |
| spath_translated.APPEND_TAINTED(info.path_translated, 0, "user-request", 0); | spath_translated.APPEND_TAINTED(info.path_translated, 0, "user-request", 0); |
| main_class=use_file(spath_translated, true/*don't ignore read problem*/, | use_file(main_class, |
| main_class_name, 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, 0); | |
| // configure not-root=user options | // configure not-method_frame=user options |
| OP.configure_user(*this); | |
| methoded_array->configure_user(*this); | methoded_array->configure_user(*this); |
| // $MAIN:DEFAULTS | |
| Value *defaults=main_class->get_element(*defaults_name); | |
| // value must be allocated on request's pool for that pool used on | |
| // meaning constructing @see attributed_meaning_to_string | |
| default_content_type=defaults?defaults->get_element(*content_type_name):0; | |
| if(Value *element=main_class->get_element(*user_html_name)) | |
| if(Table *table=element->get_table()) | |
| pool().set_tag(table); | |
| // $MAIN:MIME-TYPES | // $MAIN:MIME-TYPES |
| if(Value *element=main_class->get_element(*mime_types_name)) | if(Value *element=main_class.get_element(*mime_types_name, &main_class, false)) |
| if(Table *table=element->get_table()) | if(Table *table=element->get_table()) |
| mime_types=table; | mime_types=table; |
| /* | |
| $MAIN:CTYPE[ | |
| $white-space[ | |
| ^#09^#0A^#0B^#0C^#0D^#20] | |
| $digit[ | |
| 0123456789] | |
| $hex-digit[ | |
| 0123456789ABCDEFabcdef] | |
| $letter[ | |
| ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz] | |
| $word[ | |
| 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz] | |
| $lowercase[ | |
| AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz] | |
| ] | |
| */ | |
| if(Value *ctype=main_class->get_element(*ctype_name)) { | |
| // lowcase, flipcase, bits digit+word+whitespace, masks | |
| pcre_tables=(unsigned char *)calloc(tables_length); | |
| prepare_case_tables(pcre_tables); | |
| element2ctypes(pcre_tables, *ctype, *ctype_white_space_name, ctype_space, cbit_space, false); | |
| element2ctypes(pcre_tables, *ctype, *ctype_digit_name, ctype_digit, cbit_digit); | |
| element2ctypes(pcre_tables, *ctype, *ctype_hex_digit_name, ctype_xdigit); | |
| element2ctypes(pcre_tables, *ctype, *ctype_letter_name, ctype_letter); | |
| element2ctypes(pcre_tables, *ctype, *ctype_word_name, ctype_word, cbit_word); | |
| cstr2ctypes(pcre_tables, (const unsigned char *)"*+?{^.$|()[", ctype_meta); | |
| element2case(pcre_tables, *ctype, *ctype_lowercase_name); | |
| } else | |
| pcre_tables=pcre_default_tables; | |
| // filling form fields | // filling form fields |
| form.fill_fields(*this); | form.fill_fields_and_tables(*this); |
| // filling cookies | // filling cookies |
| cookie.fill_fields(*this); | cookie.fill_fields(*this); |
| // filling mail received | |
| mail.fill_received(*this); | |
| #ifdef RESOURCES_DEBUG | |
| //measure:after compile | |
| gettimeofday(&mt[1],NULL); | |
| #endif | |
| // execute @main[] | // execute @main[] |
| const String *body_string=execute_method(*main_class, *main_method_name); | const String *body_string=execute_virtual_method(main_class, main_method_name); |
| if(!body_string) | if(!body_string) |
| THROW(0,0, | throw Exception("parser.runtime", |
| 0, | 0, |
| "'"MAIN_METHOD_NAME"' method not found"); | "'"MAIN_METHOD_NAME"' method not found"); |
| #ifdef RESOURCES_DEBUG | |
| //measure:after main | |
| gettimeofday(&mt[2],NULL); | |
| #endif | |
| VString body_vstring_before_post_process(*body_string); | VString body_vstring_before_post_process(*body_string); |
| VString *body_vstring_after_post_process=&body_vstring_before_post_process; | VString *body_vstring_after_post_process=&body_vstring_before_post_process; |
| // @postprocess | // @postprocess |
| if(Value *value=main_class->get_element(*post_process_method_name)) | if(Value *value=main_class.get_element( |
| *NEW String(pool(), POST_PROCESS_METHOD_NAME), | |
| &main_class, | |
| false)) | |
| if(Junction *junction=value->get_junction()) | if(Junction *junction=value->get_junction()) |
| if(const Method *method=junction->method) { | if(const Method *method=junction->method) { |
| // preparing to pass parameters to | // preparing to pass parameters to |
| // @postprocess[data] | // @postprocess[data] |
| VMethodFrame frame(pool(), value->name(), *junction, false); | VMethodFrame frame(pool(), method->name, *junction, 0/*no parent*/); |
| frame.set_self(*main_class); | frame.set_self(main_class); |
| frame.store_param(method->name, | frame.store_param(&body_vstring_before_post_process); |
| &body_vstring_before_post_process); | |
| body_vstring_after_post_process= | body_vstring_after_post_process= |
| NEW VString(*execute_method(frame, *method)); | NEW VString(execute_method(frame, *method)); |
| } | } |
| const VFile *body_file=body_vstring_after_post_process->as_vfile(); | bool lorigins_mode=origins_mode(); |
| const VFile *body_file=body_vstring_after_post_process->as_vfile( | |
| String::UL_UNSPECIFIED, lorigins_mode); | |
| // extract response body | // extract response body |
| Value *body_value=static_cast<Value *>( | Value *body_value=static_cast<Value *>( |
| response.fields().get(*body_name)); | response.fields().get(*body_name)); |
| if(body_value) // there is some $response.body | if(body_value) // there is some $response:body |
| body_file=body_value->as_vfile(); | body_file=body_value->as_vfile(); |
| else if(lorigins_mode) | |
| response.fields().put(*content_type_name, | |
| NEW VString(*NEW String(pool(), ORIGINS_CONTENT_TYPE))); | |
| #ifdef RESOURCES_DEBUG | |
| //measure:after postprocess | |
| gettimeofday(&mt[3],NULL); | |
| #endif | |
| // OK. write out the result | // OK. write out the result |
| output_result(*body_file, header_only); | output_result(*body_file, header_only); |
| } | |
| CATCH(e) { // request handling problem | #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", | |
| 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 | // we're returning not result, but error explanation |
| TRY { | try { |
| // log the beast | // log the beast |
| const String *problem_source=e.problem_source(); | if(const String *problem_source=e.problem_source()) |
| if(problem_source && problem_source->size()) | |
| SAPI::log(pool(), | SAPI::log(pool(), |
| "%s: " | |
| #ifndef NO_STRING_ORIGIN | #ifndef NO_STRING_ORIGIN |
| "%s(%d): " | ORIGIN_FILE_LINE_FORMAT": " |
| #endif | #endif |
| "'%s' %s [%s %s]", | "'%s' %s [%s]", |
| info.uri, | |
| #ifndef NO_STRING_ORIGIN | #ifndef NO_STRING_ORIGIN |
| problem_source->origin().file?problem_source->origin().file:"global", | problem_source->origin().file?problem_source->origin().file:"global", |
| problem_source->origin().line, | problem_source->origin().line, |
| #endif | #endif |
| problem_source->cstr(String::UL_AS_IS), | problem_source->cstr(), |
| e.comment(), | e.comment(), |
| e.type()?e.type()->cstr(String::UL_AS_IS):"-", | e.type() |
| e.code()?e.code()->cstr(String::UL_AS_IS):"-" | |
| ); | ); |
| else | else |
| SAPI::log(pool(), | SAPI::log(pool(), |
| "%s [%s %s]", | "%s: " |
| e.comment(), | "%s [%s]", |
| e.type()?e.type()->cstr(String::UL_AS_IS):"-", | info.uri, |
| e.code()?e.code()->cstr(String::UL_AS_IS):"-" | e.comment(), e.type() |
| ); | ); |
| // reset language to default | // reset language to default |
| flang=fdefault_lang; | flang=fdefault_lang; |
| if(flang==String::UL_USER_HTML) | |
| flang=String::UL_HTML; // no _ conversions in @exception[params] | |
| // reset response | // reset response |
| response.fields().clear(); | response.fields().clear(); |
| Line 351 void Request::core(const char *root_auto | Line 352 void Request::core(const char *root_auto |
| // this is what we'd return in $response:body | // this is what we'd return in $response:body |
| const String *body_string=0; | const String *body_string=0; |
| if(main_class) { // we've managed to end up with some main_class | // maybe we'd be lucky enough as to report an error |
| // maybe we'd be lucky enough as to report an error | // in a gracefull way... |
| // in a gracefull way... | if(Value *value=main_class.get_element( |
| if(Value *value=main_class->get_element(*exception_method_name)) | *NEW String(pool(), UNHANDLED_EXCEPTION_METHOD_NAME), |
| if(Junction *junction=value->get_junction()) | &main_class, |
| if(const Method *method=junction->method) { | false)) { |
| // preparing to pass parameters to | if(Junction *junction=value->get_junction()) { |
| // @exception[origin;source;comment;type;code] | if(const Method *method=junction->method) { |
| VMethodFrame frame(pool(), value->name(), *junction, false); | // preparing to pass parameters to |
| frame.set_self(*main_class); | // @unhandled_exception[exception;stack] |
| VMethodFrame frame(pool(), method->name, *junction, 0/*no caller*/); | |
| const String *problem_source=e.problem_source(); | frame.set_self(main_class); |
| // origin | |
| Value *origin_value=0; | // $exception |
| frame.store_param(&exception2vhash(pool(), e)); | |
| // $stack[^table::set{name origin}] | |
| Array& stack_trace_columns=*NEW Array(pool()); | |
| stack_trace_columns+=NEW String(pool(), "name"); | |
| stack_trace_columns+=NEW String(pool(), "file"); | |
| stack_trace_columns+=NEW String(pool(), "lineno"); | |
| Table& stack_trace=*NEW Table(pool(), 0, &stack_trace_columns); | |
| Array_iter tracei(exception_trace); | |
| while(tracei.has_next()) { | |
| Array& row=*NEW Array(pool()); | |
| const String *name=(const String *)tracei.next(); | |
| row+=name; // name column | |
| #ifndef NO_STRING_ORIGIN | #ifndef NO_STRING_ORIGIN |
| if(problem_source && problem_source->size()) { | const Origin& origin=name->origin(); |
| const Origin& origin=problem_source->origin(); | if(origin.file) { |
| if(origin.file) { | row+=NEW String(pool(), origin.file, 0, true); // file column |
| char *buf=(char *)malloc(MAX_STRING); | char *buf=(char *)malloc(MAX_NUMBER); |
| size_t buf_size=snprintf(buf, MAX_STRING, "%s(%d):", | size_t buf_size=snprintf(buf, MAX_NUMBER, "%d", 1+origin.line); |
| origin.file, 1+origin.line); | row+=NEW String(pool(), buf, buf_size, true); // line column |
| String *origin_file_line=NEW String(pool(), | |
| buf, buf_size, true); | |
| origin_value=NEW VString(*origin_file_line); | |
| } | |
| } | } |
| #endif | #endif |
| frame.store_param(method->name, | stack_trace+=&row; |
| origin_value?origin_value:NEW VNothing(pool())); | |
| // source | |
| Value *source_value=0; | |
| if(problem_source && problem_source->size()) { | |
| String& problem_source_copy=*NEW String(pool()); | |
| problem_source_copy.append(*problem_source, | |
| flang, true); | |
| source_value=NEW VString(problem_source_copy); | |
| } | |
| frame.store_param(method->name, | |
| source_value?source_value:NEW VNothing(pool())); | |
| // comment | |
| String *comment_value=NEW String(pool(), | |
| e.comment(), 0, true); | |
| frame.store_param(method->name, | |
| NEW VString(*comment_value)); | |
| // type | |
| Value *type_value; | |
| if(e.type()) { | |
| String& type_copy=*NEW String(pool()); | |
| type_value=NEW VString(type_copy.append(*e.type(), | |
| flang, true)); | |
| } else | |
| type_value=NEW VNothing(pool()); | |
| frame.store_param(method->name, type_value); | |
| // code | |
| Value *code_value; | |
| if(e.code()) { | |
| String& code_copy=*NEW String(pool()); | |
| code_value=NEW VString(code_copy.append(*e.code(), | |
| flang, true)); | |
| } else | |
| code_value=NEW VNothing(pool()); | |
| frame.store_param(method->name, code_value); | |
| // future $response:body= | |
| // execute ^exception[origin;source;comment;type;code] | |
| body_string=execute_method(frame, *method); | |
| } | } |
| frame.store_param(NEW VTable(pool(), &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? | if(!body_string) { // couldn't report an error beautifully? |
| Line 430 void Request::core(const char *root_auto | Line 405 void Request::core(const char *root_auto |
| // make up result: $origin $source $comment $type $code | // make up result: $origin $source $comment $type $code |
| char *buf=(char *)malloc(MAX_STRING); | char *buf=(char *)malloc(MAX_STRING); |
| size_t printed=0; | size_t printed=0; |
| const String *problem_source=e.problem_source(); | if(const String *problem_source=e.problem_source()) { |
| if(problem_source) { | |
| #ifndef NO_STRING_ORIGIN | #ifndef NO_STRING_ORIGIN |
| const Origin& origin=problem_source->origin(); | const Origin& origin=problem_source->origin(); |
| if(origin.file) | if(origin.file) |
| printed+=snprintf(buf+printed, MAX_STRING-printed, "%s(%d): ", | printed+=snprintf(buf+printed, MAX_STRING-printed, |
| origin.file, 1+origin.line); | ORIGIN_FILE_LINE_FORMAT": ", |
| origin.file, 1+origin.line | |
| ); | |
| #endif | #endif |
| printed+=snprintf(buf+printed, MAX_STRING-printed, "'%s' ", | printed+=snprintf(buf+printed, MAX_STRING-printed, "'%s' ", |
| problem_source->cstr(String::UL_AS_IS)); | problem_source->cstr()); |
| } | |
| printed+=snprintf(buf+printed, MAX_STRING-printed, "%s", | |
| e.comment()); | |
| const String *type=e.type(); | |
| if(type) { | |
| printed+=snprintf(buf+printed, MAX_STRING-printed, " type: %s", | |
| type->cstr(String::UL_AS_IS)); | |
| const String *code=e.code(); | |
| if(code) | |
| printed+=snprintf(buf+printed, MAX_STRING-printed, ", code: %s", | |
| code->cstr(String::UL_AS_IS)); | |
| } | } |
| 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 | // future $response:content-type |
| response.fields().put(*content_type_name, | response.fields().put(*content_type_name, |
| Line 460 void Request::core(const char *root_auto | Line 429 void Request::core(const char *root_auto |
| body_string=NEW String(pool(), buf); | body_string=NEW String(pool(), buf); |
| } | } |
| const VString body_vstring(*body_string); | VString body_vstring(*body_string); |
| const VFile *body_file=body_vstring.as_vfile(); | const VFile *body_file=body_vstring.as_vfile(); |
| // ERROR. write it out | // ERROR. write it out |
| output_result(*body_file, header_only); | output_result(*body_file, header_only); |
| } catch(const Exception& ) { | |
| /*re*/throw; | |
| } | } |
| CATCH(e) { | |
| // exception in request exception handler | |
| // remember to rethrow it | |
| rethrow_me=e; need_rethrow=true; | |
| } | |
| END_CATCH | |
| } | } |
| END_CATCH // do not use pool() after this point - no exception handler set | |
| // any throw() would try to use zero exception() pointer | |
| if(need_rethrow) // were there an exception for us to rethrow? | |
| THROW(rethrow_me.type(), rethrow_me.code(), | |
| rethrow_me.problem_source(), | |
| rethrow_me.comment()); | |
| } | } |
| VStateless_class *Request::use_file(const String& file_spec, bool fail_on_read_problem, | VStateless_class *Request::use_file(VStateless_class& aclass, |
| const String *name, | const String& file_name, bool ignore_class_path, |
| VStateless_class *base_class) { | bool fail_on_read_problem, bool fail_on_file_absence) { |
| // cyclic dependence check | // cyclic dependence check |
| if(used_files.get(file_spec)) | if(used_files.get(file_name)) |
| return base_class; | return 0; |
| used_files.put(file_spec, (Hash::Val *)true); | used_files.put(file_name, (Hash::Val *)true); |
| const String *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=0; | |
| if(Value *element=main_class.get_element(*class_path_name, &main_class, false)) { | |
| if(element->is_string()) { | |
| file_spec=file_readable(absolute(element->as_string()), file_name); // found at class_path? | |
| } else if(Table *table=element->get_table()) { | |
| int size=table->size(); | |
| for(int i=size; i--; ) { | |
| const String& path=*static_cast<Array *>(table->get(i))->get_string(0); | |
| if(file_spec=file_readable(absolute(path), file_name)) | |
| break; // found along class_path | |
| } | |
| } else | |
| throw Exception("parser.runtime", | |
| 0, | |
| "$" 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"); | |
| } | |
| if(fail_on_read_problem && !fail_on_file_absence) // ignore file absence if asked for | |
| if(!entry_exists(*file_spec)) | |
| return 0; | |
| char *source=file_read_text(pool(), file_spec, fail_on_read_problem); | char *source=file_read_text(pool(), *file_spec, fail_on_read_problem); |
| if(!source) | if(!source) |
| return base_class; | return 0; |
| return use_buf(source, file_spec.cstr(), 0/*new class*/, name, base_class); | return use_buf(aclass, source, *file_spec, file_spec->cstr()); |
| } | } |
| VStateless_class *Request::use_buf(const char *source, const char *file, | |
| VStateless_class *aclass, const String *name, | VStateless_class *Request::use_buf(VStateless_class& aclass, |
| VStateless_class *base_class) { | const char *source, |
| const String& filespec, const char *filespec_cstr) { | |
| // temporary zero @conf so to maybe-replace it in compiled code | |
| Temp_method temp_method_conf(aclass, *conf_method_name, 0); | |
| // temporary zero @auto so to maybe-replace it in compiled code | |
| Temp_method temp_method_auto(aclass, *auto_method_name, 0); | |
| // compile loaded class | // compile loaded class |
| VStateless_class& cclass=COMPILE(source, aclass, name, base_class, file); | VStateless_class& cclass=COMPILE(aclass, source, filespec_cstr); |
| // locate and execute possible @auto[] static method | // locate and execute possible @conf[] static |
| execute_method(cclass, *auto_method_name, false /*no result needed*/); | VString *vfilespec=NEW VString(filespec); |
| const Method *method_called; | |
| execute_nonvirtual_method(cclass, | |
| *conf_method_name, vfilespec, | |
| 0/*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, | |
| 0/*no result needed*/); | |
| return &cclass; | return &cclass; |
| } | } |
| const String& Request::relative(const char *apath, const String& relative_name) { | const String& Request::relative(const char *apath, const String& relative_name) { |
| int lpath_buf_size=strlen(apath)+1; | int hpath_buf_size=strlen(apath)+1; |
| char *lpath=(char *)malloc(lpath_buf_size); | char *hpath=(char *)malloc(hpath_buf_size); |
| memcpy(lpath, apath, lpath_buf_size); | memcpy(hpath, apath, hpath_buf_size); |
| if(!rsplit(lpath, '/')) | String& result=*NEW String(pool()); |
| strcpy(lpath, "."); | if(rsplit(hpath, '/')) // if something/splitted |
| String& result=*NEW String(pool(), lpath); | result << hpath << "/"; |
| result << "/" << relative_name; | result << relative_name; |
| return result; | return result; |
| } | } |
| const String& Request::absolute(const String& relative_name) { | const String& Request::absolute(const String& relative_name) { |
| char *relative_name_cstr=relative_name.cstr(); | if(relative_name.first_char()=='/') { |
| if(relative_name_cstr[0]=='/') { | |
| String& result=*NEW String(pool(), info.document_root); | String& result=*NEW String(pool(), info.document_root); |
| result << relative_name; | result << relative_name; |
| return result; | return result; |
| Line 532 const String& Request::absolute(const St | Line 541 const String& Request::absolute(const St |
| static void add_header_attribute(const Hash::Key& aattribute, Hash::Val *ameaning, | static void add_header_attribute(const Hash::Key& aattribute, Hash::Val *ameaning, |
| void *info) { | void *info) { |
| String *attribute_to_exclude=static_cast<String *>(info); | Request& r=*static_cast<Request *>(info); |
| if(aattribute==*attribute_to_exclude) | if(aattribute==BODY_NAME |
| || aattribute==CHARSET_NAME) | |
| return; | return; |
| Value& lmeaning=*static_cast<Value *>(ameaning); | Value& lmeaning=*static_cast<Value *>(ameaning); |
| Pool& pool=lmeaning.pool(); | Pool& pool=lmeaning.pool(); |
| SAPI::add_header_attribute(pool, | SAPI::add_header_attribute(pool, |
| aattribute.cstr(String::UL_AS_IS), | aattribute.cstr(), |
| attributed_meaning_to_string(lmeaning, String::UL_HTTP_HEADER).cstr()); | attributed_meaning_to_string(lmeaning, String::UL_HTTP_HEADER).cstr()); |
| } | } |
| void Request::output_result(const VFile& body_file, bool header_only) { | void Request::output_result(const VFile& body_file, bool header_only) { |
| // header: cookies | // header: cookies |
| cookie.output_result(); | cookie.output_result(); |
| Value *body_file_content_type; | |
| // set content-type | // set content-type |
| if(String *body_file_content_type=static_cast<String *>( | if(body_file_content_type=static_cast<Value *>( |
| body_file.fields().get(*vfile_mime_type_name))) { | body_file.fields().get(*content_type_name))) { |
| // body file content type | // body file content type |
| response.fields().put(*content_type_name, body_file_content_type); | response.fields().put(*content_type_name, body_file_content_type); |
| } else { | } else { |
| Line 563 void Request::output_result(const VFile& | Line 574 void Request::output_result(const VFile& |
| if(VString *vfile_name=static_cast<VString *>(body_file.fields().get(*name_name))) | if(VString *vfile_name=static_cast<VString *>(body_file.fields().get(*name_name))) |
| if(vfile_name->string()!=NONAME_DAT) { | if(vfile_name->string()!=NONAME_DAT) { |
| VHash& vhash=*NEW VHash(pool()); | VHash& vhash=*NEW VHash(pool()); |
| vhash.hash().put(*content_disposition_filename_name, vfile_name); | vhash.hash(0).put(*content_disposition_filename_name, vfile_name); |
| response.fields().put(*content_disposition_name, &vhash); | response.fields().put(*content_disposition_name, &vhash); |
| } | } |
| // prepare header: $response:fields without :body | // prepare header: $response:fields without :body |
| response.fields().for_each(add_header_attribute, /*excluding*/ body_name); | response.fields().for_each(add_header_attribute, this); |
| // prepare... | const void *client_body; |
| const void *body=body_file.value_ptr(); | size_t client_content_length; |
| size_t content_length=body_file.value_size(); | // transcode text body when "text/*" or simple result |
| if(body_file_content_type) | |
| if(Hash *hash=body_file_content_type->get_hash(0)) | |
| body_file_content_type=static_cast<Value *>(hash->get(*value_name)); | |
| if(!body_file_content_type/*vstring.as_vfile*/ || body_file_content_type->as_string().pos("text/")==0) { | |
| Charset::transcode(pool(), | |
| pool().get_source_charset(), body_file.value_ptr(), body_file.value_size(), | |
| pool().get_client_charset(), client_body, client_content_length | |
| ); | |
| } else { | |
| client_body=body_file.value_ptr(); | |
| client_content_length=body_file.value_size(); | |
| } | |
| // prepare header: content-length | // prepare header: content-length |
| if(content_length) { // useful for redirecting [header "location: http://..."] | char content_length_cstr[MAX_NUMBER]; |
| char content_length_cstr[MAX_NUMBER]; | snprintf(content_length_cstr, MAX_NUMBER, "%u", client_content_length); |
| snprintf(content_length_cstr, MAX_NUMBER, "%u", content_length); | SAPI::add_header_attribute(pool(), "content-length", content_length_cstr); |
| SAPI::add_header_attribute(pool(), "content-length", content_length_cstr); | |
| } | |
| // send header | // send header |
| SAPI::send_header(pool()); | SAPI::send_header(pool()); |
| // send body | // send body |
| if(!header_only) | if(!header_only) |
| SAPI::send_body(pool(), body, content_length); | SAPI::send_body(pool(), client_body, client_content_length); |
| } | } |
| const String& Request::mime_type_of(const char *user_file_name_cstr) { | const String& Request::mime_type_of(const char *user_file_name_cstr) { |
| if(mime_types) | if(mime_types) |
| if(const char *cext=strrchr(user_file_name_cstr, '.')) { | if(const char *cext=strrchr(user_file_name_cstr, '.')) { |
| String sext(pool(), ++cext); | String sext(pool(), ++cext); |
| if(mime_types->locate(0, sext)) | if(mime_types->locate(0, sext.change_case(pool(), String::CC_LOWER))) |
| if(const String *result=mime_types->item(1)) | if(const String *result=mime_types->item(1)) |
| return *result; | return *result; |
| else | else |
| THROW(0, 0, | throw Exception("parser.runtime", |
| mime_types->origin_string(), | mime_types->origin_string(), |
| "MIME-TYPE table column elements must not be empty"); | MIME_TYPES_NAME " table column elements must not be empty"); |
| } | } |
| return *NEW String(pool(), "application/octet-stream"); | return *NEW String(pool(), "application/octet-stream"); |
| } | } |
| bool Request::origins_mode() { | |
| return main_class.get_element(*origins_mode_name, &main_class, false)!=0; // $ORIGINS mode | |
| } |