Annotation of parser3/src/main/pa_request.C, revision 1.245.2.37.2.26
1.54 paf 1: /** @file
1.55 paf 2: Parser: request class main part. @see compile.C and execute.C.
3:
1.245.2.5 paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.194 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.218 paf 6: */
1.55 paf 7:
1.245.2.37.2. 6(paf 8:3): static const char* IDENT_REQUEST_C="$Date: 2003/04/03 11:19:50 $";
1.1 paf 9:
1.69 paf 10: #include "pa_sapi.h"
1.53 paf 11: #include "pa_common.h"
1.1 paf 12: #include "pa_request.h"
1.3 paf 13: #include "pa_wwrapper.h"
14: #include "pa_vclass.h"
1.31 paf 15: #include "pa_globals.h"
1.30 paf 16: #include "pa_vint.h"
1.112 paf 17: #include "pa_vmethod_frame.h"
1.32 paf 18: #include "pa_types.h"
1.245.2.27 paf 19: #include "pa_venv.h"
1.245.2.29 paf 20: #include "pa_vmath.h"
1.245.2.27 paf 21: #include "pa_vstatus.h"
22: #include "pa_vrequest.h"
1.78 paf 23: #include "pa_vtable.h"
1.90 paf 24: #include "pa_vfile.h"
1.147 parser 25: #include "pa_dictionary.h"
1.208 paf 26: #include "pa_charset.h"
1.186 paf 27: #include "pa_charsets.h"
1.245.2.4 paf 28: #include "pa_cache_managers.h"
1.245.2.34 paf 29: #include "pa_vmail.h"
1.245.2.36 paf 30: #include "pa_vform.h"
31: #include "pa_vcookie.h"
32: #include "pa_vresponse.h"
1.245.2.37.2. 5(paf 33:3): #include "pa_vmemory.h"
1.159 parser 34:
1.245.2.3 paf 35: // consts
36:
1.245.2.5 paf 37: const char* UNHANDLED_EXCEPTION_METHOD_NAME="unhandled_exception";
1.207 paf 38:
1.82 paf 39: /// content type of exception response, when no @MAIN:exception handler defined
1.245.2.5 paf 40: const char* UNHANDLED_EXCEPTION_CONTENT_TYPE="text/plain";
1.82 paf 41:
42: /// content type of response when no $MAIN:defaults.content-type defined
1.245.2.5 paf 43: const char* DEFAULT_CONTENT_TYPE="text/html";
44: const char* ORIGINS_CONTENT_TYPE="text/plain";
1.82 paf 45:
1.245.2.6 paf 46: // defines for globals
47:
1.245.2.12 paf 48: #define MAIN_METHOD_NAME "main"
1.245.2.16 paf 49: #define AUTO_METHOD_NAME "auto"
1.245.2.14 paf 50: #define BODY_NAME "body"
1.245.2.37.2. 3(paf 51:3): #define EXCEPTION_TYPE_PART_NAME "type"
52:3): #define EXCEPTION_SOURCE_PART_NAME "source"
53:3): #define EXCEPTION_COMMENT_PART_NAME "comment"
54:3): #define EXCEPTION_HANDLED_PART_NAME "handled"
1.245.2.12 paf 55:
1.245.2.3 paf 56: // globals
57:
1.245.2.37.2. (paf 58:): const String main_method_name(MAIN_METHOD_NAME);
59:): const String auto_method_name(AUTO_METHOD_NAME);
60:): const String content_disposition_name(CONTENT_DISPOSITION_NAME);
61:): const String content_disposition_value(CONTENT_DISPOSITION_VALUE);
62:): const String content_disposition_filename_name(CONTENT_DISPOSITION_FILENAME_NAME);
63:): const String body_name(BODY_NAME);
3(paf 64:3): const String exception_type_part_name(EXCEPTION_TYPE_PART_NAME);
65:3): const String exception_source_part_name(EXCEPTION_SOURCE_PART_NAME);
66:3): const String exception_comment_part_name(EXCEPTION_COMMENT_PART_NAME);
67:3): const String exception_handled_part_name(EXCEPTION_HANDLED_PART_NAME);
1.245.2.3 paf 68:
1.245.2.6 paf 69: // defines for statics
70:
71: #define CHARSETS_NAME "CHARSETS"
72: #define MIME_TYPES_NAME "MIME-TYPES"
73: #define ORIGINS_MODE_NAME "ORIGINS"
74: #define CONF_METHOD_NAME "conf"
75: #define POST_PROCESS_METHOD_NAME "postprocess"
76: #define DOWNLOAD_NAME "download"
77: #define CLASS_PATH_NAME "CLASS_PATH"
78:
79: // statics
80:
1.245.2.37.2. (paf 81:): static const String charsets_name(CHARSETS_NAME);
82:): static const String main_class_name(MAIN_CLASS_NAME);
83:): static const String mime_types_name(MIME_TYPES_NAME);
84:): static const String origins_mode_name(ORIGINS_MODE_NAME);
85:): static const String conf_method_name(CONF_METHOD_NAME);
86:): static const String post_process_method_name(POST_PROCESS_METHOD_NAME);
87:): static const String download_name(DOWNLOAD_NAME);
88:): static const String class_path_name(CLASS_PATH_NAME);
1.245.2.6 paf 89:
1.245.2.7 paf 90: // defines
1.245.2.6 paf 91:
1.233 paf 92: // op.C
1.245.2.37.2. (paf 93:): VStateless_class& VClassMAIN_create();
1.123 paf 94:
1.157 parser 95: //
1.245.2.37.2. (paf 96:): Request::Request(SAPI_Info& asapi_info, Request_info& arequest_info,
97:): String::Language adefault_lang, bool status_allowed):
1.245.2.20 paf 98: // private
99: anti_endless_execute_recoursion(0),
100:
101: // public
102: method_frame(0),
103: rcontext(0),
104: wcontext(0),
105: flang(adefault_lang),
1.245.2.37.2. 7(paf 106:3): fconnection(0),
1.245.2.20 paf 107: finterrupted(false),
108:
109: // public
110: #ifdef RESOURCES_DEBUG
111: sql_connect_time(0),
112: sql_request_time(0),
113: #endif
114:
115: // public
1.245.2.4 paf 116: sapi_info(asapi_info),
117: request_info(arequest_info),
1.245.2.37.2. (paf 118:): charsets(UTF8_charset, UTF8_charset, UTF8_charset), // default charsets
1.245.2.6 paf 119:
1.245.2.37.2. (paf 120:): main_class(VClassMAIN_create()),
121:): form(*new VForm),
122:): mail(*new VMail),
123:): response(*new VResponse(arequest_info, charsets)),
124:): cookie(*new VCookie),
1.245.2.20 paf 125:
1.245.2.24 paf 126: // private
127: configure_admin_done(false),
128:
1.245.2.20 paf 129: // private defaults
130: fdefault_lang(adefault_lang),
131: // private mime types
132: mime_types(0)
1.245.2.4 paf 133: {
1.245.2.37.2. 0(paf 134:3): // file_no=0 => unknown
135:3): file_list+=StringBody("UNKNOWN");
4(paf 136:3): file_list+=StringBody("-body of process-"); // pseudo_file_no__process
0(paf 137:3):
1.178 paf 138: // maybe expire old caches
1.245.2.4 paf 139: cache_managers.maybe_expire();
1.178 paf 140:
1.157 parser 141: /// directly used
1.233 paf 142: // MAIN class, operators
1.245.2.37.2. (paf 143:): classes().put(main_class.name(), &main_class);
1.157 parser 144: // classes:
145: // table, file, random, mail, image, ...
1.245.2.24 paf 146: methoded_array().register_directly_used(*this);
1.157 parser 147:
148: /// methodless
149: // env class
1.245.2.37.2. 1(paf 150:3): classes().put(StringBody(ENV_CLASS_NAME), new VEnv(asapi_info));
1.175 paf 151: // status class
1.179 paf 152: if(status_allowed)
1.245.2.37.2. 1(paf 153:3): classes().put(StringBody(STATUS_CLASS_NAME), new VStatus());
1.157 parser 154: // request class
1.245.2.37.2. 1(paf 155:3): classes().put(StringBody(REQUEST_CLASS_NAME), new VRequest(arequest_info, charsets));
1.157 parser 156: // cookie class
1.245.2.37.2. 1(paf 157:3): classes().put(StringBody(COOKIE_CLASS_NAME), &cookie);
1.157 parser 158:
159: /// methoded
160: // response class
1.245.2.37.2. (paf 161:): classes().put(response.get_class()->name(), &response);
1.157 parser 162:
163: /// bases used
164: // form class
1.245.2.37.2. (paf 165:): classes().put(form.get_class()->base_class()->name(), &form);
1.213 paf 166: // mail class
1.245.2.37.2. (paf 167:): classes().put(mail.get_class()->base_class()->name(), &mail);
1.157 parser 168: // math class
1.245.2.4 paf 169: {
1.245.2.37.2. (paf 170:): Value& math=*new VMath;
171:): classes().put(math.get_class()->base_class()->name(), &math);
5(paf 172:3): }
173:3): // memory class
174:3): {
175:3): Value& memory=*new VMemory;
176:3): classes().put(memory.get_class()->base_class()->name(), &memory);
1.245.2.4 paf 177: }
1.117 paf 178: }
1.192 paf 179:
180: Request::~Request() {
181: #ifdef XML
182: // if for some strange reason xml generic errors failed to be reported, free them up
1.245.2.5 paf 183: if(const char* xml_generic_errors=xmlGenericErrors()) {
1.245.2.30 paf 184: SAPI::log(sapi_info, "warning: unreported xmlGenericErrors: %s", xml_generic_errors);
1.192 paf 185: free((void *)xml_generic_errors);
186: }
187: #endif
188: }
1.236 paf 189:
1.245.2.37.2. (paf 190:): Value& Request::get_self() { return method_frame/*always have!*/->self(); }
1.192 paf 191:
1.245.2.6 paf 192: static void load_charset(HashStringValue::key_type akey, HashStringValue::value_type avalue, int) {
1.245.2.37.2. (paf 193:): ::charsets.load_charset(*new String(akey, String::L_CLEAN), avalue->as_string());
1.208 paf 194: }
1.245.2.37.2. (paf 195:): void Request::configure_admin(VStateless_class& conf_class) {
1.208 paf 196: if(configure_admin_done)
197: throw Exception("parser.runtime",
1.245.2.37.2. (paf 198:): 0,
1.208 paf 199: "parser already configured");
200: configure_admin_done=true;
201:
1.227 paf 202: // charsets must only be specified in method_frame config
1.208 paf 203: // so that users would not interfere
204:
205: /* $MAIN:CHARSETS[
206: $.charsetname1[/full/path/to/charset/file.cfg]
207: ...
208: ]
209: */
1.245.2.37.2. (paf 210:): if(Value* vcharsets=conf_class.get_element(charsets_name, conf_class, false)) {
1.240 paf 211: if(!vcharsets->is_string())
1.245.2.37.2. (paf 212:): if(HashStringValue* charsets=vcharsets->get_hash())
1.245.2.6 paf 213: charsets->for_each(load_charset, 0);
1.240 paf 214: else
215: throw Exception("parser.runtime",
1.245.2.37.2. (paf 216:): 0,
1.240 paf 217: "$" MAIN_CLASS_NAME ":" CHARSETS_NAME " must be hash");
1.208 paf 218: }
219:
1.227 paf 220: // configure method_frame options
1.208 paf 221: // until someone with less privileges have overriden them
1.245.2.24 paf 222: methoded_array().configure_admin(*this);
1.208 paf 223: }
1.150 parser 224:
1.64 paf 225: /**
226: load MAIN class, execute @main.
227: MAIN class consists of all the auto.p files we'd manage to find
228: plus
229: the file user requested us to process
230: all located classes become children of one another,
231: composing class we name 'MAIN'
1.180 paf 232:
233: @test log stack trace
234:
1.64 paf 235: */
1.245.2.37.2. (paf 236:): void Request::core(const char* config_filespec, bool config_fail_on_read_problem, bool header_only) {
1.183 paf 237:
238: #ifdef RESOURCES_DEBUG
239: //measures
240: struct timeval mt[10];
241: //measure:before all
242: gettimeofday(&mt[0],NULL);
243: #endif
1.169 parser 244: try {
1.211 paf 245: // loading config
246: if(config_filespec) {
1.245.2.37.2. (paf 247:): const String& filespec=*new String(config_filespec);
248:): use_file(main_class,
5(paf 249:3): filespec, 0 /*main_alias*/,
250:3): true /*ignore class_path*/,
251:3): config_fail_on_read_problem,
252:3): true /*file must exist if 'fail on read problem' not set*/);
1.29 paf 253: }
1.8 paf 254:
1.72 paf 255: // loading auto.p files from document_root/..
256: // to the one beside requested file.
257: // all assigned bases from upper dir
258: {
1.245.2.6 paf 259: const char* after=request_info.path_translated;
260: size_t drlen=strlen(request_info.document_root);
261: if(memcmp(after, request_info.document_root, drlen)==0) {
1.115 paf 262: after+=drlen;
263: if(after[-1]=='/')
264: --after;
265: }
266:
1.152 parser 267: int step=0;
1.245.2.5 paf 268: while(const char* before=strchr(after, '/')) {
1.245.2.37.2. (paf 269:): String& sfile_spec=*new String;
1.245.2.6 paf 270: if(after!=request_info.path_translated) {
1.245.2.37.2. 8(paf 271:3): sfile_spec.append_strdup(
1.245.2.6 paf 272: request_info.path_translated, before-request_info.path_translated,
1.245.2.37.2. (paf 273:): String::L_CLEAN);
274:): sfile_spec << "/" AUTO_FILE_NAME;
1.152 parser 275:
1.245.2.37.2. (paf 276:): use_file(main_class,
5(paf 277:3): sfile_spec,
278:3): 0 /*main_alias*/,
279:3): true /*ignore class_path*/,
280:3): true /*fail on read problem*/,
281:3): false /*but ignore absence, sole user*/);
1.115 paf 282: }
283: after=before+1;
1.72 paf 284: }
285: }
1.34 paf 286:
1.125 paf 287: // compile requested file
1.245.2.37.2. (paf 288:): String& spath_translated=*new String;
8(paf 289:3): spath_translated.append_help_length(request_info.path_translated, 0, String::L_TAINTED);
(paf 290:): use_file(main_class,
5(paf 291:3): spath_translated,
292:3): 0 /*main_alias*/,
293:3): true /*ignore class_path*/);
1.214 paf 294:
1.227 paf 295: // configure method_frame options if not configured yet
1.214 paf 296: if(!configure_admin_done)
1.245.2.37.2. (paf 297:): configure_admin(main_class);
1.7 paf 298:
1.227 paf 299: // configure not-method_frame=user options
1.245.2.24 paf 300: methoded_array().configure_user(*this);
1.124 paf 301:
1.85 paf 302: // $MAIN:MIME-TYPES
1.245.2.37.2. (paf 303:): if(Value* element=main_class.get_element(mime_types_name, main_class, false))
1.85 paf 304: if(Table *table=element->get_table())
305: mime_types=table;
1.102 paf 306:
1.124 paf 307: // filling form fields
1.245.2.37.2. (paf 308:): form.fill_fields_and_tables(charsets, request_info);
1.102 paf 309:
1.124 paf 310: // filling cookies
1.245.2.37.2. (paf 311:): cookie.fill_fields(request_info);
1.213 paf 312:
313: // filling mail received
1.245.2.37.2. (paf 314:): mail.fill_received(*this);
1.25 paf 315:
1.183 paf 316: #ifdef RESOURCES_DEBUG
317: //measure:after compile
318: gettimeofday(&mt[1],NULL);
319: #endif
1.25 paf 320: // execute @main[]
1.245.2.37.2. (paf 321:): const String* body_string=execute_virtual_method(main_class, main_method_name);
1.41 paf 322: if(!body_string)
1.197 paf 323: throw Exception("parser.runtime",
1.245.2.37.2. (paf 324:): 0,
1.145 parser 325: "'"MAIN_METHOD_NAME"' method not found");
1.79 paf 326:
1.183 paf 327: #ifdef RESOURCES_DEBUG
328: //measure:after main
329: gettimeofday(&mt[2],NULL);
330: #endif
331:
1.245.2.37.2. (paf 332:): VString& body_vstring_before_post_process=*new VString(*body_string);
333:): VString* body_vstring_after_post_process=&body_vstring_before_post_process;
1.119 paf 334: // @postprocess
1.245.2.37.2. (paf 335:): if(Value* value=main_class.get_element(post_process_method_name, main_class, false))
336:): if(Junction* junction=value->get_junction())
1.91 paf 337: if(const Method *method=junction->method) {
338: // preparing to pass parameters to
1.119 paf 339: // @postprocess[data]
1.245.2.37.2. (paf 340:): VMethodFrame frame(/*method->name, */ *junction, 0/*no parent*/);
1.245.2.8 paf 341: frame.set_self(main_class);
1.91 paf 342:
1.245.2.6 paf 343: frame.store_param(body_vstring_before_post_process);
1.91 paf 344: body_vstring_after_post_process=
1.245.2.37.2. (paf 345:): new VString(execute_method(frame, *method));
1.91 paf 346: }
1.90 paf 347:
1.245.2.37.2. (paf 348:): VFile* body_file=body_vstring_after_post_process->as_vfile(
6(paf 349:3): String::L_UNSPECIFIED, &charsets);
1.41 paf 350:
1.45 paf 351: // extract response body
1.245.2.37.2. (paf 352:): Value* body_value=response.fields().get(download_name);
1.244 paf 353: bool as_attachment=body_value!=0;
354: if(!body_value)
1.245.2.37.2. (paf 355:): body_value=response.fields().get(body_name);
1.244 paf 356:
1.216 paf 357: if(body_value) // there is some $response:body
1.245.2.37.2. 6(paf 358:3): body_file=body_value->as_vfile(String::L_UNSPECIFIED, &charsets);
1.45 paf 359:
1.183 paf 360: #ifdef RESOURCES_DEBUG
361: //measure:after postprocess
362: gettimeofday(&mt[3],NULL);
363: #endif
364:
1.45 paf 365: // OK. write out the result
1.245.2.7 paf 366: output_result(body_file, header_only, as_attachment);
1.183 paf 367:
368: #ifdef RESOURCES_DEBUG
369: //measure:after output_result
370: gettimeofday(&mt[9],NULL);
371: t[9]=mt[9].tv_sec+mt[9].tv_usec/1000000.0;
372:
373: double t[10];
374: for(int i=0;i<10;i++)
375: t[i]=mt[i].tv_sec+mt[i].tv_usec/1000000.0;
376: //measure:log2 compile,main,postprocess,output
1.245.2.37.2. (paf 377:): SAPI::log("rmeasure: %s,%.2f,%.2f,%.2f %.2f,%.2f %.2f",
1.245.2.6 paf 378: request_info.uri,
1.183 paf 379: t[1]-t[0],
380: t[2]-t[1],
381: t[3]-t[2],
382: sql_connect_time,sql_request_time,
383: t[9]-t[3]
384: );
385: #endif
1.171 parser 386: } catch(const Exception& e) { // request handling problem
1.76 paf 387: // we're returning not result, but error explanation
1.245.2.37.2. 3(paf 388:3): // try {
389:3): #define PA_URI_FORMAT "%s: "
390:3): #define PA_ORIGIN_FILE_POS_FORMAT "%s(%d:%d): "
391:3): #define PA_SOURCE_FORMAT "'%s' "
392:3): #define PA_COMMENT_TYPE_FORMAT "%s [%s]"
1.76 paf 393: // log the beast
1.245.2.37.2. 3(paf 394:3): Request::Exception_details details=get_details(e);
395:3):
396:3): if(details.problem_source) { // do we know the guy?
397:3): if(details.trace) { // do whe know where he came from?
398:3): Operation::Info origin=details.trace.origin();
399:3): SAPI::log(sapi_info,
400:3): PA_URI_FORMAT
401:3): PA_ORIGIN_FILE_POS_FORMAT
402:3): PA_SOURCE_FORMAT PA_COMMENT_TYPE_FORMAT,
403:3): request_info.uri,
404:3): file_list[origin.file_no], 1+origin.line, 1+origin.col,
405:3): details.problem_source->cstr(),
406:3): e.comment(), e.type()
407:3): );
408:3): } else
409:3): SAPI::log(sapi_info,
410:3): PA_URI_FORMAT
411:3): PA_SOURCE_FORMAT PA_COMMENT_TYPE_FORMAT,
412:3): request_info.uri,
413:3): details.problem_source->cstr(),
414:3): e.comment(), e.type()
415:3): );
416:3): } else
1.245.2.6 paf 417: SAPI::log(sapi_info,
1.245.2.37.2. 3(paf 418:3): PA_URI_FORMAT
419:3): PA_COMMENT_TYPE_FORMAT,
1.245.2.6 paf 420: request_info.uri,
1.206 paf 421: e.comment(), e.type()
1.180 paf 422: );
1.171 parser 423:
1.43 paf 424: // reset language to default
425: flang=fdefault_lang;
426:
427: // reset response
1.245.2.37.2. (paf 428:): response.fields().clear();
1.43 paf 429:
430: // this is what we'd return in $response:body
1.245.2.37.2. (paf 431:): const String* body_string=0;
1.43 paf 432:
1.233 paf 433: // maybe we'd be lucky enough as to report an error
434: // in a gracefull way...
1.245.2.37.2. (paf 435:): if(Value* value=main_class.get_element(
436:): *new String(UNHANDLED_EXCEPTION_METHOD_NAME),
437:): main_class,
1.233 paf 438: false)) {
1.245.2.37.2. (paf 439:): if(Junction* junction=value->get_junction()) {
1.233 paf 440: if(const Method *method=junction->method) {
1.245.2.37.2. 3(paf 441:3): // preparing to pass parameters to
442:3): // @unhandled_exception[exception;stack]
443:3): VMethodFrame frame(/*method->name, */ *junction, 0/*no caller*/);
444:3): frame.set_self(main_class);
445:3):
446:3): // $exception
447:3): frame.store_param(details.vhash);
448:3): // $stack[^table::set{name origin}]
449:3): Table::columns_type stack_trace_columns(new ArrayString);
450:3): *stack_trace_columns+=new String("name");
451:3): *stack_trace_columns+=new String("file");
452:3): *stack_trace_columns+=new String("lineno");
453:3): *stack_trace_columns+=new String("colno");
454:3): Table& stack_trace=*new Table(stack_trace_columns);
455:3): if(!exception_trace.is_empty()/*signed!*/)
456:3): for(size_t i=exception_trace.bottom_index(); i<=exception_trace.top_index(); i++) {
457:3): Trace trace=exception_trace.get(i);
458:3): Table::element_type row(new ArrayString);
459:3):
460:3): *row+=trace.name(); // name column
461:3): Operation::Info origin=trace.origin();
462:3): if(origin.file_no) {
463:3): *row+=new String(file_list[origin.file_no], String::L_TAINTED); // 'file' column
464:3): *row+=new String(StringBody::Format(1+origin.line), String::L_CLEAN); // 'lineno' column
465:3): *row+=new String(StringBody::Format(1+origin.col), String::L_CLEAN); // 'colno' column
466:3): }
467:3): stack_trace+=row;
468:3): }
469:3): frame.store_param(*new VTable(&stack_trace));
470:3):
471:3): // future $response:body=
472:3): // execute ^unhandled_exception[exception;stack]
473:3): body_string=&execute_method(frame, *method);
1.233 paf 474: }
475: }
1.30 paf 476: }
477:
1.41 paf 478: if(!body_string) { // couldn't report an error beautifully?
479: // doing that ugly
480:
481: // make up result: $origin $source $comment $type $code
1.245.2.37.2. 1(paf 482:3): char *buf=new(PointerFreeGC) char[MAX_STRING];
1.30 paf 483: size_t printed=0;
1.245.2.37.2. (paf 484:): if(const String* problem_source=e.problem_source()) {
485:): /*const String_fragment::Origin& origin=problem_source->origin();
1.30 paf 486: if(origin.file)
1.180 paf 487: printed+=snprintf(buf+printed, MAX_STRING-printed,
1.245.2.37.2. 3(paf 488:3): PA_ORIGIN_FILE_POS_FORMAT,
1.180 paf 489: origin.file, 1+origin.line
490: );
1.41 paf 491: printed+=snprintf(buf+printed, MAX_STRING-printed, "'%s' ",
1.245.2.14 paf 492: problem_source->cstr().get());
1.245.2.37.2. (paf 493:): */
1.30 paf 494: }
1.245.2.5 paf 495: if(const char* comment=e.comment(true))
1.206 paf 496: printed+=snprintf(buf+printed, MAX_STRING-printed, "%s", comment);
1.245.2.5 paf 497: if(const char* type=e.type(true))
1.197 paf 498: printed+=snprintf(buf+printed, MAX_STRING-printed, " type: %s", type);
1.43 paf 499:
500: // future $response:content-type
1.245.2.37.2. (paf 501:): response.fields().put(content_type_name,
502:): new VString(*new String(UNHANDLED_EXCEPTION_CONTENT_TYPE)));
1.43 paf 503: // future $response:body
1.245.2.37.2. (paf 504:): body_string=new String(buf);
1.30 paf 505: }
1.41 paf 506:
1.245.2.37.2. (paf 507:): VString body_vstring(*body_string);
6(paf 508:3): VFile* body_file=body_vstring.as_vfile(String::L_UNSPECIFIED, &charsets);
1.90 paf 509:
1.45 paf 510: // ERROR. write it out
1.245.2.7 paf 511: output_result(body_file, header_only, false);
1.245.2.37.2. 3(paf 512:3): // } catch(const Exception& ) {
513:3): // rethrow;
514:3): // }
1.1 paf 515: }
516: }
517:
1.245.2.37.2. 4(paf 518:3): size_t Request::register_file(StringBody file_spec) {
519:3): file_list+=file_spec;
520:3): return file_list.count()-1;
521:3): }
522:3):
1.245.2.37 paf 523: void Request::use_file(VStateless_class& aclass,
1.245.2.37.2. 5(paf 524:3): const String& file_name, const String* main_alias,
525:3): bool ignore_class_path,
526:3): bool fail_on_read_problem,
527:3): bool fail_on_file_absence) {
1.73 paf 528: // cyclic dependence check
1.148 parser 529: if(used_files.get(file_name))
1.245.2.37 paf 530: return;
1.245.2.2 paf 531: used_files.put(file_name, true);
1.73 paf 532:
1.245.2.37.2. (paf 533:): const String* file_spec;
1.153 parser 534: if(ignore_class_path) // ignore_class_path?
1.245.2.37.2. (paf 535:): file_spec=&file_name;
4(paf 536:3): else if(file_name.first_char()=='/') //absolute path? [no need to scan MAIN:CLASS_PATH]
(paf 537:): file_spec=&absolute(file_name);
1.153 parser 538: else {
1.245.2.37.2. (paf 539:): file_spec=0;
540:): if(Value* element=main_class.get_element(class_path_name, main_class, false)) {
1.233 paf 541: if(element->is_string()) {
1.245.2.37.2. (paf 542:): file_spec=file_readable(absolute(element->as_string()), file_name); // found at class_path?
1.233 paf 543: } else if(Table *table=element->get_table()) {
1.245.2.6 paf 544: int size=table->count();
1.233 paf 545: for(int i=size; i--; ) {
1.245.2.37.2. (paf 546:): const String& path=*(*table->get(i))[0];
547:): if(file_spec=file_readable(absolute(path), file_name))
1.233 paf 548: break; // found along class_path
549: }
550: } else
551: throw Exception("parser.runtime",
1.245.2.37.2. (paf 552:): 0,
1.233 paf 553: "$" CLASS_PATH_NAME " must be string or table");
554: if(!file_spec)
555: throw Exception("parser.runtime",
1.245.2.37.2. (paf 556:): &file_name,
1.233 paf 557: "not found along " MAIN_CLASS_NAME ":" CLASS_PATH_NAME);
558: }
1.153 parser 559: if(!file_spec)
1.197 paf 560: throw Exception("parser.runtime",
1.245.2.37.2. (paf 561:): &file_name,
1.203 paf 562: "usage failed - no $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME " were specified");
1.148 parser 563: }
1.230 paf 564:
565: if(fail_on_read_problem && !fail_on_file_absence) // ignore file absence if asked for
1.245.2.37.2. (paf 566:): if(!entry_exists(*file_spec))
1.245.2.37 paf 567: return;
1.73 paf 568:
1.245.2.37.2. (paf 569:): if(const char* source=file_read_text(charsets.source(), *file_spec, fail_on_read_problem))
5(paf 570:3): use_buf(aclass, source, main_alias, register_file(*file_spec));
1.16 paf 571: }
572:
1.208 paf 573:
1.245.2.37 paf 574: void Request::use_buf(VStateless_class& aclass,
1.245.2.37.2. 5(paf 575:3): const char* source, const String* main_alias,
0(paf 576:3): uint file_no) {
1.233 paf 577: // temporary zero @conf so to maybe-replace it in compiled code
1.245.2.37.2. (paf 578:): Temp_method temp_method_conf(aclass, conf_method_name, 0);
1.233 paf 579: // temporary zero @auto so to maybe-replace it in compiled code
1.245.2.37.2. (paf 580:): Temp_method temp_method_auto(aclass, auto_method_name, 0);
1.233 paf 581:
1.5 paf 582: // compile loaded class
1.245.2.37.2. 5(paf 583:3): VStateless_class& cclass=compile(&aclass, source, main_alias, file_no);
1.212 paf 584:
1.233 paf 585: // locate and execute possible @conf[] static
1.245.2.37.2. 0(paf 586:3): VString* vfilespec=
587:3): new VString(*new String(file_list[file_no], String::L_TAINTED));
1.245.2.26 paf 588: Execute_nonvirtual_method_result executed=execute_nonvirtual_method(cclass,
1.245.2.6 paf 589: conf_method_name, vfilespec,
1.245.2.26 paf 590: false/*no string result needed*/);
591: if(executed.method)
1.245.2.37.2. (paf 592:): configure_admin(cclass/*, executed.method->name*/);
1.208 paf 593:
594: // locate and execute possible @auto[] static
1.233 paf 595: execute_nonvirtual_method(cclass,
1.245.2.6 paf 596: auto_method_name, vfilespec,
1.245.2.21 paf 597: false/*no result needed*/);
1.19 paf 598: }
599:
1.245.2.37.2. (paf 600:): const String& Request::relative(const char* apath, const String& relative_name) {
601:): char *hpath=strdup(apath);
602:): String& result=*new String;
603:): if(rsplit(hpath, '/')) // if something/splitted
604:): result << hpath << "/";
605:): result << relative_name;
606:): return result;
1.19 paf 607: }
608:
1.245.2.37.2. (paf 609:): const String& Request::absolute(const String& relative_name) {
610:): if(relative_name.first_char()=='/') {
611:): String& result=*new String(strdup(request_info.document_root));
612:): result << relative_name;
1.19 paf 613: return result;
614: } else
1.245.2.37.2. 2(paf 615:3): return relative_name.pos("://")==STRING_NOT_FOUND?
616:3): relative(request_info.path_translated, relative_name)
1.239 paf 617: :relative_name; // something like "http://xxx"
1.1 paf 618: }
1.45 paf 619:
1.245.2.7 paf 620: static void add_header_attribute(
1.245.2.37.2. (paf 621:): HashStringValue::key_type aattribute,
622:): HashStringValue::value_type ameaning,
623:): Request *r) {
624:): if(aattribute==BODY_NAME
625:): || aattribute==DOWNLOAD_NAME
626:): || aattribute==CHARSET_NAME)
1.101 paf 627: return;
628:
1.245.2.7 paf 629: SAPI::add_header_attribute(r->sapi_info,
1.245.2.37.2. (paf 630:): aattribute.cstr(),
0(paf 631:3): attributed_meaning_to_string(*ameaning, String::L_HTTP_HEADER, false).
(paf 632:): cstr(String::L_UNSPECIFIED));
1.101 paf 633: }
1.245.2.37.2. (paf 634:): void Request::output_result(VFile* body_file, bool header_only, bool as_attachment) {
1.51 paf 635: // header: cookies
1.245.2.37.2. (paf 636:): cookie.output_result(sapi_info);
1.51 paf 637:
1.245.2.37.2. (paf 638:): Value* body_file_content_type;
1.90 paf 639: // set content-type
1.245.2.7 paf 640: if(body_file_content_type=body_file->fields().get(content_type_name)) {
1.90 paf 641: // body file content type
1.245.2.37.2. (paf 642:): response.fields().put(content_type_name, body_file_content_type);
1.90 paf 643: } else {
644: // default content type
1.245.2.37.2. (paf 645:): response.fields().put_dont_replace(content_type_name,
646:): new VString(*new String(DEFAULT_CONTENT_TYPE)));
1.92 paf 647: }
648:
649: // content-disposition
1.245.2.37.2. (paf 650:): if(Value* vfile_name=body_file->fields().get(name_name))
651:): if(*vfile_name->get_string()!=NONAME_DAT) {
652:): VHash& hash=*new VHash();
653:): HashStringValue &h=hash.hash();
1.244 paf 654: if(as_attachment)
1.245.2.37.2. (paf 655:): h.put(value_name, new VString(content_disposition_value));
1.245.2.7 paf 656: h.put(content_disposition_filename_name, vfile_name);
1.245.2.37.2. (paf 657:): response.fields().put(content_disposition_name, &hash);
1.111 paf 658: }
1.49 paf 659:
1.62 paf 660: // prepare header: $response:fields without :body
1.245.2.37.2. (paf 661:): response.fields().for_each(add_header_attribute, this);
1.50 paf 662:
1.184 paf 663: const void *client_body;
664: size_t client_content_length;
1.220 paf 665: // transcode text body when "text/*" or simple result
1.223 paf 666: if(body_file_content_type)
1.245.2.37.2. (paf 667:): if(HashStringValue *hash=body_file_content_type->get_hash())
1.245.2.7 paf 668: body_file_content_type=hash->get(value_name);
1.245.2.37.2. (paf 669:): if(!body_file_content_type/*vstring.as_vfile*/ || body_file_content_type->as_string().pos("text/")==0) {
670:): Charset::transcode(
1.245.2.7 paf 671: charsets.source(), body_file->value_ptr(), body_file->value_size(),
672: charsets.client(), client_body, client_content_length
1.220 paf 673: );
674: } else {
1.245.2.7 paf 675: client_body=body_file->value_ptr();
676: client_content_length=body_file->value_size();
1.220 paf 677: }
1.50 paf 678:
1.62 paf 679: // prepare header: content-length
1.200 paf 680: char content_length_cstr[MAX_NUMBER];
681: snprintf(content_length_cstr, MAX_NUMBER, "%u", client_content_length);
1.245.2.7 paf 682: SAPI::add_header_attribute(sapi_info, "content-length", content_length_cstr);
1.62 paf 683:
684: // send header
1.245.2.7 paf 685: SAPI::send_header(sapi_info);
1.71 paf 686:
1.62 paf 687: // send body
688: if(!header_only)
1.245.2.7 paf 689: SAPI::send_body(sapi_info, client_body, client_content_length);
1.50 paf 690: }
1.104 paf 691:
1.245.2.37.2. (paf 692:): const String& Request::mime_type_of(const char* user_file_name_cstr) {
1.104 paf 693: if(mime_types)
1.245.2.5 paf 694: if(const char* cext=strrchr(user_file_name_cstr, '.')) {
1.245.2.7 paf 695: String sext(++cext);
1.245.2.37.2. (paf 696:): if(mime_types->locate(0, sext.change_case(charsets.source(), String::CC_LOWER)))
697:): if(const String* result=mime_types->item(1))
698:): return *result;
1.104 paf 699: else
1.197 paf 700: throw Exception("parser.runtime",
1.245.2.37.2. (paf 701:): 0,
1.212 paf 702: MIME_TYPES_NAME " table column elements must not be empty");
1.104 paf 703: }
1.245.2.7 paf 704:
1.245.2.37.2. (paf 705:): return *new String("application/octet-stream");
1.233 paf 706: }
707:
1.245.2.33 paf 708: #ifdef XML
1.245.2.37.2. (paf 709:): GdomeDOMString_auto_ptr Request::transcode(const String& s) {
4(paf 710:3): return charsets.source().transcode(s);
711:3): }
712:3):
713:3): GdomeDOMString_auto_ptr Request::transcode(const StringBody s) {
1.245.2.30 paf 714: return charsets.source().transcode(s);
715: }
716:
1.245.2.37.2. 3(paf 717:3): const String& Request::transcode(GdomeDOMString* s) {
718:3): return charsets.source().transcode(s);
1.245.2.30 paf 719: }
720:
1.245.2.37.2. 3(paf 721:3): const String& Request::transcode(xmlChar* s) {
722:3): return charsets.source().transcode(s);
1.245.2.31 paf 723: }
1.245.2.34 paf 724: #endif
1.245.2.37.2. 3(paf 725:3):
726:3):
727:3): const Request::Trace Request::Exception_trace::extract_origin(const String*& problem_source) {
728:3): Trace result;
729:3): if(!is_empty()) {
730:3): result=bottom_value();
731:3): if(!problem_source) { // we don't know who trigged the bug?
732:3): problem_source=result.name(); // consider the stack-top-guy did that
733:3): fbottom++;
734:3): } else if(result.name()==problem_source) // it is that same guy?
735:3): fbottom++; // throw away that trace
6(paf 736:3): // else stack top contains not us,
737:3): // leaving result intact
738:3): // it would help ^throw
3(paf 739:3): }
740:3):
741:3): return result;
742:3): }
743:3):
744:3): Request::Exception_details Request::get_details(const Exception& e) {
745:3): const String* problem_source=e.problem_source();
746:3): Trace trace=exception_trace.extract_origin(problem_source);
747:3):
748:3): VHash& vhash=*new VHash; HashStringValue& hash=vhash.hash();
749:3):
750:3): // $.type
751:3): if(const char* type=e.type(true))
752:3): hash.put(exception_type_part_name, new VString(*new String(type)));
753:3):
754:3): // $.source
755:3): if(problem_source) {
756:3): String& source=*new String;
757:3): source.append(*problem_source, String::L_TAINTED, true/*forced*/);
758:3):
759:3): hash.put(exception_source_part_name, new VString(source));
760:3): }
761:3):
762:3): // $.file lineno colno
763:3): if(trace) {
764:3): const Operation::Info origin=trace.origin();
765:3): hash.put(StringBody("file"),
766:3): new VString(*new String(file_list[origin.file_no], String::L_TAINTED)));
767:3): hash.put(StringBody("lineno"), new VInt(1+origin.line));
768:3): hash.put(StringBody("colno"), new VInt(1+origin.col));
769:3): }
770:3):
771:3): // $.comment
772:3): if(const char* comment=e.comment(true))
773:3): hash.put(exception_comment_part_name,
774:3): new VString(*new String(comment, 0, true/*tainted*/)));
775:3):
776:3): // $.handled(0)
777:3): hash.put(exception_handled_part_name, new VBool(false));
778:3):
779:3): return Request::Exception_details(trace, problem_source, vhash);
780:3): }
781:3):
782:3): //
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