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| version 1.112, 2001/04/11 15:45:51 | version 1.133, 2001/05/21 07:33:53 |
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| Line 10 | Line 10 |
| #include "pa_config_includes.h" | #include "pa_config_includes.h" |
| #include <locale.h> | #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" |
| #include "pa_request.h" | #include "pa_request.h" |
| #include "pa_wwrapper.h" | #include "pa_wwrapper.h" |
| #include "pa_vclass.h" | #include "pa_vclass.h" |
| #include "_op.h" | |
| #include "_table.h" | |
| #include "_file.h" | |
| #include "pa_globals.h" | #include "pa_globals.h" |
| #include "pa_vint.h" | #include "pa_vint.h" |
| #include "pa_vmethod_frame.h" | #include "pa_vmethod_frame.h" |
| #include "pa_types.h" | #include "pa_types.h" |
| #include "pa_vtable.h" | #include "pa_vtable.h" |
| #include "_random.h" | |
| #include "pa_vfile.h" | #include "pa_vfile.h" |
| #include "_mail.h" | |
| #include "_exec.h" | |
| #include "_image.h" | |
| /// $LIMITS.post_max_size default 10M | |
| const size_t MAX_POST_SIZE_DEFAULT=10*0x400*400; | |
| /// 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"; |
| Line 40 const char *UNHANDLED_EXCEPTION_CONTENT_ | Line 32 const char *UNHANDLED_EXCEPTION_CONTENT_ |
| /// 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"; |
| Methoded *MOP_create(Pool&); | |
| // | // |
| Request::Request(Pool& apool, | Request::Request(Pool& apool, |
| Info& ainfo, | Info& ainfo, |
| String::Untaint_lang adefault_lang) : Pooled(apool), | String::Untaint_lang adefault_lang) : Pooled(apool), |
| stack(apool), | stack(apool), |
| OP(apool), | OP(*MOP_create(apool)), |
| env(apool), | env(apool), |
| form(apool), | form(apool), |
| request(apool, *this), | request(apool, *this), |
| Line 58 Request::Request(Pool& apool, | Line 52 Request::Request(Pool& apool, |
| used_files(apool), | used_files(apool), |
| default_content_type(0), | default_content_type(0), |
| mime_types(0), | mime_types(0), |
| connection(0), protocol2library(0), | main_class(0), |
| mail(0) | connection(0), |
| pcre_tables(0), | |
| classes_conf(apool), | |
| anti_endless_execute_recoursion(0) | |
| { | { |
| // root superclass, | /// directly used |
| // parent of all classes, | // operators |
| // operators holder | OP.register_directly_used(*this); |
| initialize_op_class(pool(), OP); | // classes: |
| classes().put(*op_class_name, &OP); | // table, file, random, mail, image, ... |
| // table class | methoded_array->register_directly_used(*this); |
| classes().put(*table_class_name, table_class); | |
| // file class | /// methodless |
| classes().put(*file_class_name, file_class); | |
| // random class | |
| classes().put(*random_class_name, random_class); | |
| // env class | // env class |
| classes().put(*env_class_name, &env); | classes().put(*NEW String(pool(), ENV_CLASS_NAME), &env); |
| // form class | |
| classes().put(*form_class_name, &form); | |
| // request class | // request class |
| classes().put(*request_class_name, &request); | classes().put(*NEW String(pool(), REQUEST_CLASS_NAME), &request); |
| // response class | |
| classes().put(*response_class_name, &response); | |
| // cookie class | // cookie class |
| classes().put(*cookie_class_name, &cookie); | classes().put(*NEW String(pool(), COOKIE_CLASS_NAME), &cookie); |
| // mail class | |
| classes().put(*mail_class_name, mail_class); | /// methoded |
| // image class | // response class |
| classes().put(*image_class_name, image_class); | classes().put(response.get_class()->name(), &response); |
| /// bases used | |
| // form class | |
| classes().put(form.get_class()->base()->name(), &form); | |
| } | } |
| static void element2ctypes(unsigned char *tables, | |
| Value& ctype, const String& name, | |
| unsigned char bit, | |
| int group_offset=-1, | |
| bool skip_ws=true) { | |
| Value *value=ctype.get_element(name); | |
| 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; | |
| } | |
| } | |
| 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; | |
| unsigned char *fcc_table=tables+fcc_offset; | |
| const unsigned char *cstr= | |
| (const unsigned char *)value->as_string().cstr(String::UL_AS_IS); | |
| unsigned char from=0; | |
| for(; *cstr; cstr++) { | |
| unsigned char c=*cstr; | |
| if(c=='\n' || c=='\t' || c==' ') | |
| continue; | |
| if(from) { | |
| lcc_table[from]=c; | |
| fcc_table[from]=c; fcc_table[c]=from; | |
| from=0; | |
| } else | |
| from=c; | |
| } | |
| } | |
| /** | /** |
| 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 95 Request::Request(Pool& apool, | Line 148 Request::Request(Pool& apool, |
| 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 get read of setlocale | |
| */ | */ |
| void Request::core(const char *root_auto_path, bool root_auto_fail, | void Request::core(const char *root_auto_path, bool root_auto_fail, |
| const char *site_auto_path, bool site_auto_fail, | const char *site_auto_path, bool site_auto_fail, |
| bool header_only) { | bool header_only) { |
| VStateless_class *main_class=0; | //_asm { int 3 } |
| bool need_rethrow=false; Exception rethrow_me; | bool need_rethrow=false; Exception rethrow_me; |
| TRY { | TRY { |
| char *auto_filespec=(char *)malloc(MAX_STRING); | char *auto_filespec=(char *)malloc(MAX_STRING); |
| Line 116 void Request::core(const char *root_auto | Line 167 void Request::core(const char *root_auto |
| main_class_name, main_class); | main_class_name, main_class); |
| } | } |
| // $MAIN:LIMITS hash used here, | // configure root options |
| // until someone with less privileges have overriden them | // until someone with less privileges have overriden them |
| { | OP.configure_admin(*this); |
| Value *limits=main_class?main_class->get_element(*limits_name):0; | methoded_array->configure_admin(*this); |
| if(info.method && StrEqNc(info.method, "post", true)) { | |
| // $limits.post_max_size default 10M | |
| Value *element=limits?limits->get_element(*post_max_size_name):0; | |
| size_t value=element?(size_t)element->as_double():0; | |
| size_t post_max_size=value?value:MAX_POST_SIZE_DEFAULT; | |
| if(size_t limit=max(0, min(info.content_length, post_max_size))) { | |
| // read POST data | |
| post_data=(char *)malloc(limit); | |
| post_size=SAPI::read_post(pool(), post_data, limit); | |
| if(post_size!=limit) | |
| THROW(0, 0, | |
| 0, | |
| "post_size(%d)!=limit(%d)", | |
| post_size, limit); | |
| } | |
| } | |
| form.fill_fields(*this); | |
| } | |
| // filling cookies | |
| cookie.fill_fields(*this); | |
| // loading site auto.p | // loading site auto.p |
| if(site_auto_path) { | if(site_auto_path) { |
| Line 158 void Request::core(const char *root_auto | Line 186 void Request::core(const char *root_auto |
| // to the one beside requested file. | // to the one beside requested file. |
| // all assigned bases from upper dir | // all assigned bases from upper dir |
| { | { |
| /* /document/root */ | Array ladder(pool()); |
| char *file_spec= | const char *after=info.path_translated; |
| (char *)malloc(strlen(info.path_translated)+strlen(AUTO_FILE_NAME)+1); | size_t drlen=strlen(info.document_root); |
| size_t document_root_size=strlen(info.document_root); | if(memcmp(after, info.document_root, drlen)==0) { |
| if(info.document_root[document_root_size-1]=='/') | after+=drlen; |
| document_root_size--; | if(after[-1]=='/') |
| memcpy(file_spec, info.document_root, document_root_size); | --after; |
| } | |
| /* /requested/file.html */ | |
| char *branches=(char *)malloc(strlen(info.path_translated)+1); | while(const char *before=strchr(after, '/')) { |
| strcpy(branches, info.path_translated+document_root_size); | String& step=*NEW String(pool()); |
| char *next=branches; | if(after!=info.path_translated) { |
| char *append_here=file_spec+document_root_size; | step.APPEND_CLEAN( |
| info.path_translated, before+1/* / */-info.path_translated, | |
| size_t slash_auto_p_size=strlen("/" AUTO_FILE_NAME); | "path-translated-scanned", ladder.size()); |
| while(true) { | step << AUTO_FILE_NAME; |
| char *step=lsplit(&next, '/'); | ladder+=&step; |
| if(next) { // not 'file.html' part | } |
| size_t step_size=strlen(step); | after=before+1; |
| memcpy(append_here, step, step_size); | } |
| append_here+=step_size; | for(int i=ladder.size(); --i>=0; ) { |
| memcpy(append_here, "/" AUTO_FILE_NAME, slash_auto_p_size+1); | const String& sfile_spec=*ladder.get_string(i); |
| append_here++/* / */; | main_class=use_file(sfile_spec, false/*ignore read problem*/, |
| main_class_name, main_class); | |
| String& sfile_spec=*NEW String(pool()); | |
| sfile_spec.APPEND_CLEAN(file_spec, 0, "scanned", 0); | |
| main_class=use_file(sfile_spec, false/*ignore read problem*/, | |
| main_class_name, main_class); | |
| } else | |
| break; | |
| } | } |
| } | } |
| // compiling requested file | // compile requested file |
| String& spath_translated=*NEW String(pool()); | String& spath_translated=*NEW String(pool()); |
| spath_translated.APPEND_CLEAN(info.path_translated, 0, "user-request", 0); | spath_translated.APPEND_CLEAN(info.path_translated, 0, "user-request", 0); |
| main_class=use_file(spath_translated, true/*don't ignore read problem*/, | main_class=use_file(spath_translated, true/*don't ignore read problem*/, |
| main_class_name, main_class); | main_class_name, main_class); |
| // configure not-root=user options | |
| OP.configure_user(*this); | |
| methoded_array->configure_user(*this); | |
| // $MAIN:DEFAULTS | // $MAIN:DEFAULTS |
| Value *defaults=main_class->get_element(*defaults_name); | Value *defaults=main_class->get_element(*defaults_name); |
| // value must be allocated on request's pool for that pool used on | // value must be allocated on request's pool for that pool used on |
| // meaning constructing @see attributed_meaning_to_string | // meaning constructing @see attributed_meaning_to_string |
| default_content_type=defaults?defaults->get_element(*content_type_name):0; | default_content_type=defaults?defaults->get_element(*content_type_name):0; |
| if(Value *element=main_class->get_element(*html_typo_name)) | if(Value *element=main_class->get_element(*user_html_name)) |
| if(Table *table=element->get_table()) | if(Table *table=element->get_table()) |
| pool().set_tag(table); | pool().set_tag(table); |
| // $MAIN:SQL.drivers | |
| if(Value *sql=main_class->get_element(*main_sql_name)) | |
| if(Value *element=sql->get_element(*main_sql_drivers_name)) | |
| protocol2library=element->get_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)) |
| if(Table *table=element->get_table()) | if(Table *table=element->get_table()) |
| mime_types=table; | mime_types=table; |
| // $MAIN:LOCALE.ctype[Russian_Russia.1251] | /* |
| /* | $MAIN:CTYPE[ |
| #define LC_ALL 0 | $white-space[ |
| #define LC_COLLATE 1 | ^#09^#0A^#0B^#0C^#0D^#20] |
| #define LC_CTYPE 2 | $digit[ |
| #define LC_MONETARY 3 | 0123456789] |
| #define LC_NUMERIC 4 | $hex-digit[ |
| #define LC_TIME 5 | 0123456789ABCDEFabcdef] |
| */ | $letter[ |
| if(Value *locale=main_class->get_element(*locale_name)) | ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz] |
| if(Value *element=locale->get_element(*locale_ctype_name)) { | $word[ |
| const String& name=element->as_string(); | 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz] |
| if(!setlocale(LC_CTYPE, name.cstr())) | |
| THROW(0, 0, | $lowercase[ |
| &name, | AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz] |
| "locale is invalid"); | ] |
| } | */ |
| if(Value *ctype=main_class->get_element(*ctype_name)) { | |
| // lowcase, flipcase, bits digit+word+whitespace, masks | |
| pcre_tables=(unsigned char *)calloc(tables_length); | |
| prepare_case_tables(pcre_tables); | |
| element2ctypes(pcre_tables, *ctype, *ctype_white_space_name, ctype_space, cbit_space, false); | |
| element2ctypes(pcre_tables, *ctype, *ctype_digit_name, ctype_digit, cbit_digit); | |
| element2ctypes(pcre_tables, *ctype, *ctype_hex_digit_name, ctype_xdigit); | |
| element2ctypes(pcre_tables, *ctype, *ctype_letter_name, ctype_letter); | |
| element2ctypes(pcre_tables, *ctype, *ctype_word_name, ctype_word, cbit_word); | |
| cstr2ctypes(pcre_tables, (const unsigned char *)"*+?{^.$|()[", ctype_meta); | |
| element2case(pcre_tables, *ctype, *ctype_lowercase_name); | |
| } else | |
| pcre_tables=pcre_default_tables; | |
| // $MAIN:MAIL[$SMTP[mail.design.ru]] | // filling form fields |
| if(Value *mail_element=main_class->get_element(*mail_name)) | form.fill_fields(*this); |
| if(!(mail=mail_element->get_hash())) | |
| THROW(0, 0, | |
| 0, | |
| "$MAIN:MAIL is not hash"); | |
| // filling cookies | |
| cookie.fill_fields(*this); | |
| // execute @main[] | // execute @main[] |
| const String *body_string=execute_method(*main_class, *main_method_name); | const String *body_string=execute_method(*main_class, *main_method_name); |
| Line 252 void Request::core(const char *root_auto | Line 286 void Request::core(const char *root_auto |
| 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; |
| // post-process | // @postprocess |
| if(Value *value=main_class->get_element(*post_process_method_name)) | if(Value *value=main_class->get_element(*post_process_method_name)) |
| 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 |
| // @post-process[data] | // @postprocess[data] |
| VMethodFrame frame(pool(), *junction, false); | VMethodFrame frame(pool(), value->name(), *junction, false); |
| frame.set_self(*main_class); | frame.set_self(*main_class); |
| frame.store_param(method->name, | frame.store_param(method->name, |
| Line 272 void Request::core(const char *root_auto | Line 306 void Request::core(const char *root_auto |
| // 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 $request.body | if(body_value) // there is some $response.body |
| body_file=body_value->as_vfile(); | body_file=body_value->as_vfile(); |
| // OK. write out the result | // OK. write out the result |
| Line 283 void Request::core(const char *root_auto | Line 317 void Request::core(const char *root_auto |
| TRY { | TRY { |
| // log the beast | // log the beast |
| const String *problem_source=e.problem_source(); | const String *problem_source=e.problem_source(); |
| if(problem_source) | if(problem_source && problem_source->size()) |
| SAPI::log(pool(), | SAPI::log(pool(), |
| #ifndef NO_STRING_ORIGIN | #ifndef NO_STRING_ORIGIN |
| "%s(%d): " | "%s(%d): " |
| Line 323 void Request::core(const char *root_auto | Line 357 void Request::core(const char *root_auto |
| if(const Method *method=junction->method) { | if(const Method *method=junction->method) { |
| // preparing to pass parameters to | // preparing to pass parameters to |
| // @exception[origin;source;comment;type;code] | // @exception[origin;source;comment;type;code] |
| VMethodFrame frame(pool(), *junction, false); | VMethodFrame frame(pool(), value->name(), *junction, false); |
| frame.set_self(*main_class); | frame.set_self(*main_class); |
| const String *problem_source=e.problem_source(); | const String *problem_source=e.problem_source(); |
| // origin | // origin |
| Value *origin_value=0; | Value *origin_value=0; |
| #ifndef NO_STRING_ORIGIN | #ifndef NO_STRING_ORIGIN |
| if(problem_source) { | if(problem_source && problem_source->size()) { |
| const Origin& origin=problem_source->origin(); | const Origin& origin=problem_source->origin(); |
| if(origin.file) { | if(origin.file) { |
| char *buf=(char *)malloc(MAX_STRING); | char *buf=(char *)malloc(MAX_STRING); |
| Line 347 void Request::core(const char *root_auto | Line 381 void Request::core(const char *root_auto |
| // source | // source |
| Value *source_value=0; | Value *source_value=0; |
| if(problem_source) { | if(problem_source && problem_source->size()) { |
| String& problem_source_copy=*NEW String(pool()); | String& problem_source_copy=*NEW String(pool()); |
| problem_source_copy.append(*problem_source, | problem_source_copy.append(*problem_source, |
| flang, true); | flang, true); |
| Line 473 VStateless_class *Request::use_buf(const | Line 507 VStateless_class *Request::use_buf(const |
| return &cclass; | return &cclass; |
| } | } |
| /** | |
| - fail_if_junction(true, junction = fail | |
| - fail_if_junction(false, not junction = fail | |
| */ | |
| void Request::fail_if_junction_(bool is, Value& value, | |
| const String& method_name, const char *msg) { | |
| if((value.get_junction()!=0) ^ !is) | |
| THROW(0, 0, | |
| &method_name, | |
| msg); | |
| } | |
| 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 lpath_buf_size=strlen(apath)+1; |
| char *lpath=(char *)malloc(lpath_buf_size); | char *lpath=(char *)malloc(lpath_buf_size); |
| memcpy(lpath, apath, lpath_buf_size); | memcpy(lpath, apath, lpath_buf_size); |
| rsplit(lpath, '/'); | if(!rsplit(lpath, '/')) |
| strcpy(lpath, "."); | |
| String& result=*NEW String(pool(), lpath); | String& result=*NEW String(pool(), lpath); |
| result << "/" << relative_name; | result << "/" << relative_name; |
| return result; | return result; |
| Line 515 static void add_header_attribute(const H | Line 537 static void add_header_attribute(const H |
| Value& lmeaning=*static_cast<Value *>(ameaning); | Value& lmeaning=*static_cast<Value *>(ameaning); |
| Pool& pool=lmeaning.pool(); | Pool& pool=lmeaning.pool(); |
| String attribute(pool); | |
| SAPI::add_header_attribute(pool, | SAPI::add_header_attribute(pool, |
| attribute.append(aattribute, String::UL_HTTP_HEADER, true).cstr(), | aattribute.cstr(String::UL_AS_IS), |
| 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) { |
| Line 579 const String& Request::mime_type_of(cons | Line 600 const String& Request::mime_type_of(cons |
| "MIME-TYPE table column elements must not be empty"); | "MIME-TYPE table column elements must not be empty"); |
| } | } |
| return *NEW String(pool(), "application/octet-stream"); | return *NEW String(pool(), "application/octet-stream"); |
| } | |
| } |