--- parser3/src/targets/cgi/parser3.C 2001/03/13 19:35:07 1.4 +++ parser3/src/targets/cgi/parser3.C 2001/03/18 12:10:57 1.17 @@ -3,10 +3,13 @@ Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) Author: Alexander Petrosyan (http://design.ru/paf) - $Id: parser3.C,v 1.4 2001/03/13 19:35:07 paf Exp $ + $Id: parser3.C,v 1.17 2001/03/18 12:10:57 paf Exp $ */ -#include "pa_config.h" +#ifdef HAVE_CONFIG_H +# include "pa_config.h" +#endif + #ifdef WIN32 # include @@ -17,90 +20,206 @@ #include #include -#include "core.h" +#include "pa_globals.h" #include "pa_request.h" #include "pa_common.h" +Pool pool; // global pool + #ifdef WIN32 -// TODO: LONG WINAPI TopLevelExceptionFilter ( +# if _MSC_VER +// intercept global system errors +LONG WINAPI TopLevelExceptionFilter ( + struct _EXCEPTION_POINTERS *ExceptionInfo + ) { + char buf[MAX_STRING]; + if(ExceptionInfo && ExceptionInfo->ExceptionRecord) { + struct _EXCEPTION_RECORD *r=ExceptionInfo->ExceptionRecord; + + int printed=0; + printed+=snprintf(buf+printed, MAX_STRING-printed, "Exception 0x%X at 0x%p", + r->ExceptionCode, + r->ExceptionAddress); + for(unsigned int i=0; iNumberParameters; i++) + printed+=snprintf(buf+printed, MAX_STRING-printed, ", 0x%X", + r->ExceptionInformation[i]); + } else + strcpy(buf, "Exception "); + + PTHROW(0, 0, + 0, + buf); + + return EXCEPTION_EXECUTE_HANDLER; // never reached +} +# endif #endif +int read_post(char *buf, int max_bytes) { + int read_size=0; + do { + int chunk_size=read + (fileno(stdin), buf+read_size, min(0x400*0x400, max_bytes-read_size)); + if(chunk_size<0) + break; + read_size+=chunk_size; + } while(read_size(info); + if(key==*key_to_exclude) + return; + + printf("%s: %s\n", + key.cstr(), + static_cast(value)->as_string().cstr()); +} + int main(int argc, char *argv[]) { + //TODO: umask(2); #ifdef WIN32 - _fmode=_O_BINARY; /*sets default for file streams to binary */ - setmode(_fileno(stdin), _O_BINARY); /* make the stdio mode be binary */ - setmode(_fileno(stdout), _O_BINARY); /* make the stdio mode be binary */ - setmode(_fileno(stderr), _O_BINARY); /* make the stdio mode be binary */ - - //TODO: SetUnhandledExceptionFilter(&TopLevelExceptionFilter); - //TODO: initSocks(); + _setmode(fileno(stdin), _O_BINARY); + _setmode(fileno(stdout), _O_BINARY); + _setmode(fileno(stderr), _O_BINARY); #endif + // Service funcs + service_funcs.read_post=read_post; - Pool pool; - core(pool); - // were we started as CGI? bool cgi= getenv("SERVER_SOFTWARE") || getenv("SERVER_NAME") || getenv("GATEWAY_INTERFACE") || getenv("REQUEST_METHOD"); - - // TODO: ifdef WIN32 flip \\ to / - const char *document_root="Y:/parser3/src/"; - const char *page_filespec="Y:/parser3/src/test.p"; - - // request - Request request(pool, - cgi ? String::Untaint_lang::HTML_TYPO : String::Untaint_lang::NO, - document_root, - page_filespec - ); - // some root-controlled location - char *sys_auto_path1; + if(!cgi) { + if(argc<2) { + char *binary=argv[0]; + printf("Usage: %s \n", binary?binary:"parser3"); + exit(1); + } + } + + const char *filespec_to_process=cgi?getenv("PATH_TRANSLATED"):argv[1]; + + PTRY { // global try + // must be first in PTRY{}PCATCH +#ifdef WIN32 +# if _MSC_VER + SetUnhandledExceptionFilter(&TopLevelExceptionFilter); + //TODO: initSocks(); +# endif +#endif + + // init global variables + globals_init(pool); + + if(!filespec_to_process) + PTHROW(0, 0, + 0, + "no file to process"); + + // Request info + // TODO: ifdef WIN32 flip \\ to / + Request::Info request_info; + const char *document_root=getenv("DOCUMENT_ROOT"); + if(!document_root) { + static char fake_document_root[MAX_STRING]; + strncpy(fake_document_root, filespec_to_process, MAX_STRING); + rsplit(fake_document_root, '/'); rsplit(fake_document_root, '\\');// strip filename + document_root=fake_document_root; + } + request_info.document_root=document_root; + request_info.path_translated=filespec_to_process; + request_info.method=getenv("REQUEST_METHOD"); + request_info.query_string=getenv("QUERY_STRING"); + request_info.uri=getenv("REQUEST_URI"); + request_info.content_type=getenv("CONTENT_TYPE"); + const char *content_length=getenv("CONTENT_LENGTH"); + request_info.content_length=(content_length?atoi(content_length):0); + + // prepare to process request + Request request(Pool(), + request_info, + cgi ? String::Untaint_lang::HTML_TYPO : String::Untaint_lang::NO + ); + + // some root-controlled location + char *sys_auto_path1; #ifdef WIN32 - sys_auto_path1=(char *)pool.malloc(MAX_STRING); - GetWindowsDirectory(sys_auto_path1, MAX_STRING-1/*for \*/); - strcat(sys_auto_path1, "\\"); + // c:\windows + sys_auto_path1=(char *)pool.malloc(MAX_STRING); + GetWindowsDirectory(sys_auto_path1, MAX_STRING); + strcat(sys_auto_path1, PATH_DELIMITER_STRING); #else - sys_auto_path1=getenv("HOME"); + // ~nobody + sys_auto_path1=getenv("HOME"); #endif - - // beside by binary - char *sys_auto_path2=(char *)pool.malloc(MAX_STRING); - strncpy(sys_auto_path2, argv[0], MAX_STRING-20); // filespec of my binary - rsplit(sys_auto_path2, '\\'); rsplit(sys_auto_path2, '/'); // strip filename - - char *result=request.core( - sys_auto_path1, - sys_auto_path2); - - const char *error="nested exception"; - if(cgi) { - if(result) { - const char *content_type="text/html"; + + // beside by binary + char *sys_auto_path2=(char *)pool.malloc(MAX_STRING); + strncpy(sys_auto_path2, argv[0], MAX_STRING); // filespec of my binary + rsplit(sys_auto_path2, '/'); rsplit(sys_auto_path2, '\\');// strip filename + strcat(sys_auto_path2, PATH_DELIMITER_STRING); + + // process the request + request.core(pool.exception(), + sys_auto_path1, + sys_auto_path2); + + // extract request.response body + Value *body_value=static_cast( + request.response.fields().get(*body_name)); + const char *body=body_value? + body_value->as_string().cstr():"no body";// TODO: IMAGE&FILE + + // OK. write out the result + if(cgi) { + // header: response fields + request.response.fields().foreach(stdout_write_header_attribute, + body_name); + + // header: content-length printf( - "Content-type: %s\n" - "Content-length: %d\n" + "content-length: %d\n" "\n", - content_type, - strlen(result)); - stdout_write(result); - } else { + strlen(body)); + } + // body + stdout_write(body); + + // must be last in PTRY{}PCATCH +#ifdef WIN32 +# if _MSC_VER + SetUnhandledExceptionFilter(0); +# endif + // successful finish + return 0; +#endif + } PCATCH(e) { // global problem + // @globals fill + // @Request create + // @prepare to .core() + // @request.core when reporting request exception + // @write result + const char *error=e.comment(); + + if(cgi) { printf( "Content-type: text/plain\n" "Content-length: %d\n" "\n", strlen(error)); stdout_write(error); - } - } else - if(result) - printf("%s", result); - else + } else fputs(error, stderr); - return 0; + // unsuccessful finish + return 1; + } + PEND_CATCH }