Annotation of parser3/src/main/pa_request.C, revision 1.390
1.54 paf 1: /** @file
1.55 paf 2: Parser: request class main part. @see compile.C and execute.C.
3:
1.374 moko 4: Copyright (c) 2001-2017 Art. Lebedev Studio (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:
1.69 paf 8: #include "pa_sapi.h"
1.53 paf 9: #include "pa_common.h"
1.372 moko 10: #include "pa_os.h"
1.1 paf 11: #include "pa_request.h"
1.3 paf 12: #include "pa_wwrapper.h"
13: #include "pa_vclass.h"
1.31 paf 14: #include "pa_globals.h"
1.30 paf 15: #include "pa_vint.h"
1.297 misha 16: #include "pa_vmethod_frame.h"
1.32 paf 17: #include "pa_types.h"
1.248 paf 18: #include "pa_venv.h"
19: #include "pa_vmath.h"
20: #include "pa_vstatus.h"
21: #include "pa_vrequest.h"
1.78 paf 22: #include "pa_vtable.h"
1.90 paf 23: #include "pa_vfile.h"
1.147 parser 24: #include "pa_dictionary.h"
1.208 paf 25: #include "pa_charset.h"
1.186 paf 26: #include "pa_charsets.h"
1.248 paf 27: #include "pa_cache_managers.h"
28: #include "pa_vmail.h"
29: #include "pa_vform.h"
30: #include "pa_vcookie.h"
31: #include "pa_vresponse.h"
32: #include "pa_vmemory.h"
1.253 paf 33: #include "pa_vconsole.h"
1.267 paf 34: #include "pa_vdate.h"
1.159 parser 35:
1.390 ! moko 36: volatile const char * IDENT_PA_REQUEST_C="$Id: pa_request.C,v 1.389 2020/11/10 22:50:58 moko Exp $" IDENT_PA_REQUEST_H IDENT_PA_REQUEST_CHARSETS_H IDENT_PA_REQUEST_INFO_H IDENT_PA_VCONSOLE_H;
1.329 moko 37:
1.248 paf 38: // consts
39:
1.269 paf 40: #define UNHANDLED_EXCEPTION_METHOD_NAME "unhandled_exception"
1.207 paf 41:
1.82 paf 42: /// content type of response when no $MAIN:defaults.content-type defined
1.248 paf 43: const char* DEFAULT_CONTENT_TYPE="text/html";
44:
1.369 moko 45: const uint LOOP_LIMIT=20000;
1.361 moko 46: const uint EXECUTE_RECOURSION_LIMIT=1000;
1.390 ! moko 47: const uint HTTPD_TIMEOUT=4;
1.369 moko 48: const size_t FILE_SIZE_LIMIT=512*1024*1024;
1.361 moko 49:
1.248 paf 50: // defines for globals
51:
52: #define MAIN_METHOD_NAME "main"
53: #define AUTO_METHOD_NAME "auto"
1.364 moko 54: #define USE_METHOD_NAME "use"
1.309 misha 55: #define AUTOUSE_METHOD_NAME "autouse"
1.364 moko 56:
1.248 paf 57: #define EXCEPTION_TYPE_PART_NAME "type"
58: #define EXCEPTION_SOURCE_PART_NAME "source"
59: #define EXCEPTION_COMMENT_PART_NAME "comment"
60:
1.364 moko 61: #define ORIGIN_KEY "origin"
62:
1.248 paf 63: // globals
64:
65: const String main_method_name(MAIN_METHOD_NAME);
66: const String auto_method_name(AUTO_METHOD_NAME);
1.364 moko 67: static const String use_method_name(USE_METHOD_NAME);
68: static const String autouse_method_name(AUTOUSE_METHOD_NAME);
1.311 misha 69:
1.248 paf 70: const String exception_type_part_name(EXCEPTION_TYPE_PART_NAME);
71: const String exception_source_part_name(EXCEPTION_SOURCE_PART_NAME);
72: const String exception_comment_part_name(EXCEPTION_COMMENT_PART_NAME);
73: const String exception_handled_part_name(EXCEPTION_HANDLED_PART_NAME);
74:
1.364 moko 75: static const String origin_key(ORIGIN_KEY);
76:
1.369 moko 77: int pa_loop_limit=LOOP_LIMIT;
1.361 moko 78: int pa_execute_recoursion_limit=EXECUTE_RECOURSION_LIMIT;
1.390 ! moko 79: int pa_httpd_timeout=HTTPD_TIMEOUT;
1.369 moko 80: size_t pa_file_size_limit=FILE_SIZE_LIMIT;
1.361 moko 81:
1.248 paf 82: // defines for statics
83:
84: #define CHARSETS_NAME "CHARSETS"
85: #define MIME_TYPES_NAME "MIME-TYPES"
1.330 moko 86: #define STRICT_VARS_NAME "STRICT-VARS"
1.357 moko 87: #define PROTOTYPE_NAME "OBJECT-PROTOTYPE"
1.362 moko 88: #define LIMITS_NAME "LIMITS"
1.369 moko 89: #define LOOP_LIMIT_NAME "max_loop"
1.362 moko 90: #define RECOURSION_LIMIT_NAME "max_recoursion"
1.390 ! moko 91: #define HTTPD_TIMEOUT_NAME "httpd_timeout"
1.369 moko 92: #define FILE_SIZE_LIMIT_NAME "max_file_size"
1.373 moko 93: #define LOCK_WAIT_TIMEOUT_NAME "lock_wait_timeout"
1.248 paf 94: #define CONF_METHOD_NAME "conf"
95: #define POST_PROCESS_METHOD_NAME "postprocess"
96: #define CLASS_PATH_NAME "CLASS_PATH"
1.277 paf 97: #define RESPONSE_BODY_FILE_NAME "file"
1.248 paf 98:
1.344 moko 99: #define DOWNLOAD_NAME_UPPER "DOWNLOAD"
100: #define BODY_NAME_UPPER "BODY"
101:
1.248 paf 102: // statics
103:
104: static const String charsets_name(CHARSETS_NAME);
105: static const String main_class_name(MAIN_CLASS_NAME);
106: static const String mime_types_name(MIME_TYPES_NAME);
1.330 moko 107: static const String strict_vars_name(STRICT_VARS_NAME);
1.357 moko 108: static const String prototype_name(PROTOTYPE_NAME);
1.362 moko 109: static const String limits_name(LIMITS_NAME);
1.369 moko 110: static const String loop_limit_name(LOOP_LIMIT_NAME);
1.361 moko 111: static const String recoursion_limit_name(RECOURSION_LIMIT_NAME);
1.390 ! moko 112: static const String httpd_timeout_name(HTTPD_TIMEOUT_NAME);
1.369 moko 113: static const String file_size_limit_name(FILE_SIZE_LIMIT_NAME);
1.373 moko 114: static const String lock_wait_timeout_name(LOCK_WAIT_TIMEOUT_NAME);
1.361 moko 115:
1.248 paf 116: static const String conf_method_name(CONF_METHOD_NAME);
117: static const String post_process_method_name(POST_PROCESS_METHOD_NAME);
118: static const String class_path_name(CLASS_PATH_NAME);
1.277 paf 119: static const String response_body_file_name(RESPONSE_BODY_FILE_NAME);
1.248 paf 120:
1.344 moko 121: static const String download_name_upper(DOWNLOAD_NAME_UPPER);
122: static const String body_name_upper(BODY_NAME_UPPER);
123:
124: // more static
125:
126: static const String content_type_name_upper(HTTP_CONTENT_TYPE_UPPER);
127: static const String content_disposition_name_upper(CONTENT_DISPOSITION_UPPER);
128: static const String content_disposition_attachment(CONTENT_DISPOSITION_ATTACHMENT);
129:
1.248 paf 130: // defines
1.82 paf 131:
1.344 moko 132: #define CHARSET_NAME_UPPER "CHARSET"
133: #define LAST_MODIFIED_NAME_UPPER "LAST-MODIFIED"
134:
1.233 paf 135: // op.C
1.248 paf 136: VStateless_class& VClassMAIN_create();
1.123 paf 137:
1.157 parser 138: //
1.248 paf 139: Request::Request(SAPI_Info& asapi_info, Request_info& arequest_info,
1.325 moko 140: String::Language adefault_lang):
1.248 paf 141: // private
142: anti_endless_execute_recoursion(0),
143:
144: // public
1.335 moko 145: allow_class_replace(false),
1.248 paf 146: method_frame(0),
147: rcontext(0),
148: wcontext(0),
149: flang(adefault_lang),
1.191 paf 150: fconnection(0),
1.371 moko 151: fin_cycle(0),
1.307 misha 152: fskip(SKIP_NOTHING),
1.248 paf 153:
154: // public
1.257 paf 155: request_info(arequest_info),
1.248 paf 156: sapi_info(asapi_info),
1.359 moko 157: charsets(pa_UTF8_charset, pa_UTF8_charset, pa_UTF8_charset), // default charsets
1.248 paf 158:
159: main_class(VClassMAIN_create()),
1.260 paf 160: form(*new VForm(charsets, arequest_info)),
1.248 paf 161: mail(*new VMail),
162: response(*new VResponse(arequest_info, charsets)),
1.298 misha 163: cookie(*new VCookie(charsets, arequest_info)),
1.285 misha 164: console(*new VConsole),
1.248 paf 165:
166: // private
167: configure_admin_done(false),
168:
169: // private defaults
170: fdefault_lang(adefault_lang),
171: // private mime types
172: mime_types(0)
1.157 parser 173: {
1.261 paf 174: pa_register_thread_request(*this);
175:
1.248 paf 176: // file_no=0 => unknown
1.347 moko 177: file_list+="UNKNOWN";
178: file_list+="-body of process-"; // pseudo_file_no__process
1.186 paf 179:
1.178 paf 180: // maybe expire old caches
1.264 paf 181: cache_managers->maybe_expire();
1.178 paf 182:
1.157 parser 183: /// directly used
1.233 paf 184: // MAIN class, operators
1.353 moko 185: put_class(&main_class);
1.157 parser 186: // classes:
187: // table, file, random, mail, image, ...
1.248 paf 188: methoded_array().register_directly_used(*this);
1.157 parser 189:
190: /// methodless
1.354 moko 191:
1.157 parser 192: // env class
1.353 moko 193: put_class(new VEnv(asapi_info));
1.175 paf 194: // status class
1.353 moko 195: put_class(new VStatus());
1.157 parser 196: // request class
1.353 moko 197: put_class(new VRequest(arequest_info, charsets, form, asapi_info));
1.157 parser 198: // cookie class
1.353 moko 199: put_class(&cookie);
1.253 paf 200: // console class
1.353 moko 201: put_class(&console);
1.354 moko 202:
1.157 parser 203: /// methoded
1.354 moko 204:
1.157 parser 205: // response class
1.353 moko 206: put_class(&response);
1.157 parser 207: // form class
1.353 moko 208: put_class(&form);
1.213 paf 209: // mail class
1.353 moko 210: put_class(&mail);
1.157 parser 211: // math class
1.353 moko 212: put_class(new VMath);
1.248 paf 213: // memory class
1.353 moko 214: put_class(new VMemory);
1.117 paf 215: }
1.192 paf 216:
217: Request::~Request() {
218: #ifdef XML
219: // if for some strange reason xml generic errors failed to be reported, free them up
1.248 paf 220: if(const char* xml_generic_errors=xmlGenericErrors()) {
221: SAPI::log(sapi_info, "warning: unreported xmlGenericErrors: %s", xml_generic_errors);
1.341 moko 222: pa_free((void *)xml_generic_errors);
1.192 paf 223: }
224: #endif
225: }
1.236 paf 226:
1.248 paf 227: Value& Request::get_self() { return method_frame/*always have!*/->self(); }
1.192 paf 228:
1.355 moko 229: VStateless_class* Request::get_class(const String& name){
230: VStateless_class* result=classes().get(name);
1.313 misha 231: if(!result)
1.375 moko 232: if(const Method *method=main_class.get_element_method(autouse_method_name)){
1.364 moko 233: Value *vname=new VString(name);
234: CONSTRUCTOR_FRAME_ACTION(*method, 0 /*no parent*/, main_class, {
235: frame.store_params(&vname, 1);
236: // we don't need the result
237: call(frame);
238: });
239: result=classes().get(name);
240: }
1.309 misha 241: return result;
242: }
243:
1.356 moko 244: static void load_charset(HashStringValue::key_type akey, HashStringValue::value_type avalue, Request_charsets* charsets) {
1.359 moko 245: pa_charsets.load_charset(*charsets, akey, avalue->as_string());
1.208 paf 246: }
1.356 moko 247:
1.248 paf 248: void Request::configure_admin(VStateless_class& conf_class) {
1.208 paf 249: if(configure_admin_done)
1.356 moko 250: throw Exception(PARSER_RUNTIME, 0, "parser already configured");
1.208 paf 251: configure_admin_done=true;
252:
1.227 paf 253: // charsets must only be specified in method_frame config
1.208 paf 254: // so that users would not interfere
255:
256: /* $MAIN:CHARSETS[
257: $.charsetname1[/full/path/to/charset/file.cfg]
258: ...
259: ]
260: */
1.308 misha 261: if(Value* vcharsets=conf_class.get_element(charsets_name)) {
1.342 moko 262: if(!vcharsets->is_string()) {
1.248 paf 263: if(HashStringValue* charsets=vcharsets->get_hash())
1.281 paf 264: charsets->for_each<Request_charsets*>(load_charset, &this->charsets);
1.240 paf 265: else
1.356 moko 266: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":" CHARSETS_NAME " must be hash");
1.342 moko 267: }
1.208 paf 268: }
269:
1.330 moko 270: #ifdef STRICT_VARS
1.332 moko 271: VVoid::strict_vars=false;
1.330 moko 272: if(Value* strict_vars=conf_class.get_element(strict_vars_name)) {
273: if(strict_vars->is_bool())
274: VVoid::strict_vars=strict_vars->as_bool();
1.357 moko 275: else
276: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":" STRICT_VARS_NAME " must be bool");
277: }
278: #endif
279:
280: #ifdef OBJECT_PROTOTYPE
281: VClass::prototype=true;
282: if(Value* prototype=conf_class.get_element(prototype_name)) {
283: if(prototype->is_bool())
284: VClass::prototype=prototype->as_bool();
285: else
286: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":" PROTOTYPE_NAME " must be bool");
1.330 moko 287: }
288: #endif
289:
1.362 moko 290: Value* limits=conf_class.get_element(limits_name);
291:
1.361 moko 292: pa_loop_limit=LOOP_LIMIT;
1.362 moko 293: if(limits)
294: if(Value* loop_limit=limits->get_element(loop_limit_name)) {
295: if(loop_limit->is_evaluated_expr()) {
296: pa_loop_limit=loop_limit->as_int();
297: if(pa_loop_limit==0) pa_loop_limit=INT_MAX;
298: } else
1.369 moko 299: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":LIMITS." LOOP_LIMIT_NAME " must be int");
1.362 moko 300: }
1.361 moko 301:
302: pa_execute_recoursion_limit=EXECUTE_RECOURSION_LIMIT;
1.362 moko 303: if(limits)
304: if(Value* recoursion_limit=limits->get_element(recoursion_limit_name)) {
305: if(recoursion_limit->is_evaluated_expr()) {
306: pa_execute_recoursion_limit=recoursion_limit->as_int();
307: if(pa_execute_recoursion_limit==0) pa_execute_recoursion_limit=INT_MAX;
308: } else
1.369 moko 309: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":LIMITS." RECOURSION_LIMIT_NAME " must be int");
310: }
311:
1.390 ! moko 312: pa_httpd_timeout=HTTPD_TIMEOUT;
! 313: if(limits)
! 314: if(Value* httpd_timeout=limits->get_element(httpd_timeout_name)) {
! 315: if(httpd_timeout->is_evaluated_expr()) {
! 316: pa_httpd_timeout=httpd_timeout->as_int();
! 317: if(pa_httpd_timeout==0) pa_httpd_timeout=INT_MAX;
! 318: } else
! 319: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":LIMITS." HTTPD_TIMEOUT_NAME " must be int");
! 320: }
! 321:
1.369 moko 322: pa_file_size_limit=FILE_SIZE_LIMIT;
323: if(limits)
324: if(Value* file_size_limit=limits->get_element(file_size_limit_name)) {
325: if(file_size_limit->is_evaluated_expr()) {
326: double limit=file_size_limit->as_double();
327: if(limit >= (double)SSIZE_MAX)
328: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":LIMITS." FILE_SIZE_LIMIT_NAME " must be less then %.15g", (double)SSIZE_MAX);
329: pa_file_size_limit=(size_t)limit;
330: if(pa_file_size_limit==0) pa_file_size_limit=SSIZE_MAX;
331: } else
332: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":LIMITS." FILE_SIZE_LIMIT_NAME " must be number");
1.362 moko 333: }
1.361 moko 334:
1.372 moko 335: pa_lock_attempts=PA_LOCK_ATTEMPTS;
336: if(limits)
1.373 moko 337: if(Value* lock_wait_timeout=limits->get_element(lock_wait_timeout_name)) {
338: if(lock_wait_timeout->is_evaluated_expr()) {
339: double limit=lock_wait_timeout->as_double();
1.372 moko 340: if(limit >= 3600*24)
1.373 moko 341: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":LIMITS." LOCK_WAIT_TIMEOUT_NAME " must be less then %d", 3600*24);
1.372 moko 342: pa_lock_attempts=(unsigned int)(limit*2)+1;
343: } else
1.373 moko 344: throw Exception(PARSER_RUNTIME, 0, "$" MAIN_CLASS_NAME ":LIMITS." LOCK_WAIT_TIMEOUT_NAME " must be number");
1.372 moko 345: }
346:
1.227 paf 347: // configure method_frame options
1.208 paf 348: // until someone with less privileges have overriden them
1.248 paf 349: methoded_array().configure_admin(*this);
1.208 paf 350: }
1.150 parser 351:
1.349 moko 352: const char* Request::get_exception_cstr(const Exception& e, Request::Exception_details& details) {
353:
1.269 paf 354: #define PA_URI_FORMAT "%s: "
1.349 moko 355: #define PA_COMMENT_TYPE_FORMAT "%s [%s]"
356:
1.269 paf 357: #define PA_ORIGIN_FILE_POS_FORMAT "%s(%d:%d): "
358: #define PA_SOURCE_FORMAT "'%s' "
1.349 moko 359:
360: #define PA_ORIGIN_FILE_POS_VALUE file_list[details.origin.file_no].cstr(), 1+details.origin.line, 1+details.origin.col,
361: #define PA_SOURCE_VALUE details.problem_source->cstr(),
362:
363: #define EXCEPTION_CSTR(f1,v1,f2,v2) \
364: snprintf(result, MAX_STRING, \
365: PA_URI_FORMAT \
366: f1 f2 \
367: PA_COMMENT_TYPE_FORMAT, \
368: request_info.uri, \
369: v1 v2 \
370: e.comment(), e.type() \
371: );
372:
1.269 paf 373: char* result=new(PointerFreeGC) char[MAX_STRING];
374:
375: if(details.problem_source) { // do we know the guy?
1.349 moko 376: if(details.origin.file_no) // do whe know where he came from?
377: EXCEPTION_CSTR(PA_ORIGIN_FILE_POS_FORMAT, PA_ORIGIN_FILE_POS_VALUE, PA_SOURCE_FORMAT, PA_SOURCE_VALUE)
378: else
379: EXCEPTION_CSTR(PA_SOURCE_FORMAT, PA_SOURCE_VALUE,,)
380: } else {
381: if(details.origin.file_no) // do whe know where he came from?
382: EXCEPTION_CSTR(PA_ORIGIN_FILE_POS_FORMAT, PA_ORIGIN_FILE_POS_VALUE,,)
383: else
384: EXCEPTION_CSTR(,,,)
385: }
1.269 paf 386:
387: return result;
388: }
1.272 paf 389:
390: void Request::configure() {
391: // configure admin options if not configured yet
392: if(!configure_admin_done)
393: configure_admin(main_class);
394:
395: // configure not-admin=user options
396: methoded_array().configure_user(*this);
397:
398: // $MAIN:MIME-TYPES
1.308 misha 399: if(Value* element=main_class.get_element(mime_types_name))
1.272 paf 400: if(Table *table=element->get_table())
401: mime_types=table;
402: }
1.64 paf 403: /**
404: load MAIN class, execute @main.
405: MAIN class consists of all the auto.p files we'd manage to find
406: plus
407: the file user requested us to process
408: all located classes become children of one another,
409: composing class we name 'MAIN'
1.180 paf 410:
411: @test log stack trace
412:
1.64 paf 413: */
1.390 ! moko 414: void Request::core(const char* config_filespec, bool header_only, const String &amain_method_name) {
1.169 parser 415: try {
1.211 paf 416: // loading config
1.384 moko 417: if(config_filespec)
1.387 moko 418: use_file_directly(*new String(config_filespec));
1.8 paf 419:
1.338 moko 420: // filling mail received
421: mail.fill_received(*this);
422:
1.272 paf 423: try {
424: // compile requested file
1.389 moko 425: if(request_info.path_translated)
426: use_file_directly(*new String(request_info.path_translated, String::L_TAINTED), true, true /* load auto.p files */);
1.272 paf 427: configure();
428: } catch(...) {
429: configure(); // configure anyway, useful in @unhandled_exception [say, if they would want to mail by SMTP something]
430: rethrow;
431: }
1.25 paf 432:
433: // execute @main[]
1.390 ! moko 434: const String* body_string=execute_method(main_class, amain_method_name);
1.41 paf 435: if(!body_string)
1.390 ! moko 436: throw Exception(PARSER_RUNTIME, 0, "'%s' method not found", amain_method_name.cstr());
1.79 paf 437:
1.250 paf 438: // extract response body
1.344 moko 439: Value* body_value=response.fields().get(download_name_upper); // $response:download?
1.250 paf 440: bool as_attachment=body_value!=0;
441: if(!body_value)
1.344 moko 442: body_value=response.fields().get(body_name_upper); // $response:body
1.250 paf 443: if(!body_value)
444: body_value=new VString(*body_string); // just result of ^main[]
445:
1.119 paf 446: // @postprocess
1.383 moko 447: if(const Method *method=main_class.get_method(post_process_method_name)) {
448: // preparing to pass parameters to
449: // @postprocess[data]
450: METHOD_FRAME_ACTION(*method, 0 /*no parent*/, main_class, {
451: frame.store_params(&body_value, 1);
452: call(frame);
453: body_value=&frame.result();
454: });
455: }
1.90 paf 456:
1.303 misha 457: VFile* body_file=body_value->as_vfile(flang, &charsets);
1.41 paf 458:
1.45 paf 459: // OK. write out the result
1.248 paf 460: output_result(body_file, header_only, as_attachment);
1.183 paf 461:
1.171 parser 462: } catch(const Exception& e) { // request handling problem
1.268 paf 463: try {
1.76 paf 464: // we're returning not result, but error explanation
1.269 paf 465:
466: Request::Exception_details details=get_details(e);
467: const char* exception_cstr=get_exception_cstr(e, details);
1.258 paf 468:
469: // reset language to default
470: flang=fdefault_lang;
471:
472: // reset response
473: response.fields().clear();
474:
475: // this is what we'd return in $response:body
476: const String* body_string=0;
477:
478: // maybe we'd be lucky enough as to report an error
479: // in a gracefull way...
1.383 moko 480: if(const Method *method=main_class.get_method(*new String(UNHANDLED_EXCEPTION_METHOD_NAME))) {
481: // preparing to pass parameters to
482: // @unhandled_exception[exception;stack]
483:
484: // $stack[^table::create{name file lineno colno}]
485: Table::columns_type stack_trace_columns(new ArrayString);
486: *stack_trace_columns+=new String("name");
487: *stack_trace_columns+=new String("file");
488: *stack_trace_columns+=new String("lineno");
489: *stack_trace_columns+=new String("colno");
490: Table& stack_trace=*new Table(stack_trace_columns);
491: if(!exception_trace.is_empty()/*signed!*/)
492: for(size_t i=exception_trace.bottom_index(); i<exception_trace.top_index(); i++) {
493: Trace trace=exception_trace.get(i);
494: Table::element_type row(new ArrayString);
495:
496: *row+=trace.name(); // name column
497: Operation::Origin origin=trace.origin();
498: if(origin.file_no) {
499: *row+=new String(file_list[origin.file_no], String::L_TAINTED); // 'file' column
500: *row+=new String(String::Body::Format(1+origin.line), String::L_CLEAN); // 'lineno' column
501: *row+=new String(String::Body::Format(1+origin.col), String::L_CLEAN); // 'colno' column
502: }
503: stack_trace+=row;
1.233 paf 504: }
1.383 moko 505:
506: // future $response:body=
507: // execute ^unhandled_exception[exception;stack]
508: exception_trace.clear(); // forget all about previous life, in case there would be error inside of this method, error handled would not be mislead by old stack contents (see extract_origin)
509:
510: Value *params[]={&details.vhash, new VTable(&stack_trace)};
511: METHOD_FRAME_ACTION(*method, 0 /*no caller*/, main_class, {
512: frame.store_params(params, 2);
513: call(frame);
514: body_string=&frame.result().as_string();
515: });
1.258 paf 516: }
517:
1.273 paf 518: // conditionally log it
519: Value* vhandled=details.vhash.hash().get(exception_handled_part_name);
520: if(!vhandled || !vhandled->as_bool()) {
521: SAPI::log(sapi_info, "%s", exception_cstr);
522: }
523:
1.381 moko 524: if(body_string) { // could report an error beautifully?
525: VString body_vstring(*body_string);
526: VFile* body_file=body_vstring.as_vfile(flang, &charsets);
527: // write it out the error
528: output_result(body_file, header_only, false);
529: } else {
530: // doing that ugly
531: SAPI::send_error(sapi_info, exception_cstr, !strcmp(e.type(), "file.missing") ? "404" : "500");
532: }
1.287 misha 533:
1.273 paf 534: } catch(const Exception& e) { // exception in unhandled exception
1.269 paf 535: Request::Exception_details details=get_details(e);
536: const char* exception_cstr=get_exception_cstr(e, details);
1.380 moko 537: // unconditionally log the beast in exception handler
538: throw Exception(0, 0, "Unhandled exception in %s", exception_cstr);
1.268 paf 539: }
1.1 paf 540: }
541: }
542:
1.266 paf 543: uint Request::register_file(String::Body file_spec) {
1.248 paf 544: file_list+=file_spec;
545: return file_list.count()-1;
546: }
547:
1.387 moko 548: void Request::use_file_directly(const String& file_spec, bool fail_on_file_absence, bool with_auto_p) {
1.73 paf 549: // cyclic dependence check
1.318 misha 550: if(used_files.get(file_spec))
1.248 paf 551: return;
1.318 misha 552: used_files.put(file_spec, true);
553:
1.385 moko 554: if(!fail_on_file_absence && !entry_exists(file_spec)) // ignore file absence if asked for
555: return;
1.318 misha 556:
1.386 moko 557: if(with_auto_p) {
558: // loading auto.p files from document_root/..
559: // to the one beside requested file.
560: // all assigned bases from upper dir
561: const char* target=file_spec.cstr();
562:
563: // all relative paths are calculated from main document
564: request_info.path_translated=target;
565:
566: const char* after=target;
567: size_t drlen=strlen(request_info.document_root);
568: if(memcmp(after, request_info.document_root, drlen)==0) {
569: after+=drlen;
570: if(after[-1]=='/')
571: --after;
572: }
573:
574: while(const char* before=strchr(after, '/')) {
575: String& sfile_spec=*new String;
576: if(after!=target) {
577: sfile_spec.append_strdup(target, before-target, String::L_CLEAN);
578: sfile_spec << "/" AUTO_FILE_NAME;
579:
1.387 moko 580: use_file_directly(sfile_spec, false /*ignore absence, sole user*/);
1.386 moko 581: }
582: for(after=before+1;*after=='/';after++);
583: }
584: }
585:
1.385 moko 586: if(const char* source=file_read_text(charsets, file_spec, true))
1.387 moko 587: use_buf(main_class, source, 0, register_file(file_spec));
1.318 misha 588: }
589:
590:
1.387 moko 591: void Request::use_file(const String& file_name, const String* use_filespec/*absolute*/, bool with_auto_p) {
1.326 misha 592: if(file_name.is_empty())
1.366 moko 593: throw Exception(PARSER_RUNTIME, 0, "usage failed - no filename was specified");
1.326 misha 594:
1.318 misha 595: const String* filespec=0;
596:
597: if(file_name.first_char()=='/') //absolute path? [no need to scan MAIN:CLASS_PATH]
1.388 moko 598: filespec=&full_disk_path(file_name);
1.318 misha 599: else if(use_filespec){ // search in current dir first
1.331 misha 600: size_t last_slash_pos=use_filespec->strrpbrk("/");
601: if(last_slash_pos!=STRING_NOT_FOUND)
602: filespec=file_exist(use_filespec->mid(0, last_slash_pos), file_name); // found in current dir?
1.318 misha 603: }
604:
605: if(!filespec){
606: // prevent multiple scan CLASS_PATH for searching one file
607: if(searched_along_class_path.get(file_name))
608: return;
609: searched_along_class_path.put(file_name, true);
1.308 misha 610: if(Value* element=main_class.get_element(class_path_name)) {
1.233 paf 611: if(element->is_string()) {
1.388 moko 612: filespec=file_exist(full_disk_path(element->as_string()), file_name); // found at class_path?
1.233 paf 613: } else if(Table *table=element->get_table()) {
1.318 misha 614: for(size_t i=table->count(); i--; ) {
1.248 paf 615: const String& path=*(*table->get(i))[0];
1.388 moko 616: if(filespec=file_exist(full_disk_path(path), file_name))
1.233 paf 617: break; // found along class_path
618: }
619: } else
1.366 moko 620: throw Exception(PARSER_RUNTIME, 0, "$" CLASS_PATH_NAME " must be string or table");
1.318 misha 621: if(!filespec)
1.366 moko 622: throw Exception(PARSER_RUNTIME, &file_name, "not found along $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME);
1.318 misha 623: } else
1.366 moko 624: throw Exception(PARSER_RUNTIME, &file_name, "usage failed - no $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME " were specified");
1.148 parser 625: }
1.230 paf 626:
1.387 moko 627: use_file_directly(*filespec, true, with_auto_p);
1.16 paf 628: }
629:
1.364 moko 630: void Request::use_file(const String& file_name, const String* use_filespec/*absolute*/, Operation::Origin origin) {
1.349 moko 631: static String use("USE");
632: try {
1.364 moko 633: static VHash* voptions=new VHash();
1.376 moko 634: if(const Method *method=main_class.get_method(use_method_name)){
1.364 moko 635: Value *params[]={new VString(file_name), voptions};
636: voptions->hash().put(origin_key, new VString(*use_filespec));
637:
638: CONSTRUCTOR_FRAME_ACTION(*method, 0 /*no parent*/, main_class, {
639: frame.store_params(params, 2);
640: // we don't need the result
641: call(frame);
642: });
643: }
1.349 moko 644: } catch (...) {
645: exception_trace.push(Trace(&use, origin));
646: rethrow;
647: }
648: }
1.208 paf 649:
1.358 moko 650: void Request::use_buf(VStateless_class& aclass, const char* source, const String* main_alias, uint file_no, int line_no_offset) {
651: // temporary zero @conf to avoid it second execution
1.248 paf 652: Temp_method temp_method_conf(aclass, conf_method_name, 0);
1.358 moko 653: // temporary zero @auto to avoid it second execution
1.248 paf 654: Temp_method temp_method_auto(aclass, auto_method_name, 0);
1.233 paf 655:
1.295 misha 656: // compile loaded classes
657: ArrayClass& cclasses=compile(&aclass, source, main_alias, file_no, line_no_offset);
1.212 paf 658:
1.248 paf 659: VString* vfilespec=
660: new VString(*new String(file_list[file_no], String::L_TAINTED));
1.295 misha 661:
662: for(size_t i=0; i<cclasses.count(); i++){
663: VStateless_class& cclass=*cclasses.get(i);
1.296 misha 664:
665: // locate and execute possible @conf[] static
1.382 moko 666: if(execute_method_if_exists(cclass, conf_method_name, vfilespec))
1.295 misha 667: configure_admin(cclass/*, executed.method->name*/);
668:
669: // locate and execute possible @auto[] static
1.382 moko 670: execute_method_if_exists(cclass, auto_method_name, vfilespec);
1.336 moko 671:
672: cclass.enable_default_setter();
1.295 misha 673: }
1.19 paf 674: }
675:
1.248 paf 676: const String& Request::relative(const char* apath, const String& relative_name) {
1.341 moko 677: char *hpath=pa_strdup(apath);
1.248 paf 678: String& result=*new String;
679: if(rsplit(hpath, '/')) // if something/splitted
1.217 paf 680: result << hpath << "/";
1.248 paf 681: result << relative_name;
682: return result;
1.19 paf 683: }
684:
1.388 moko 685: const String& Request::full_disk_path(const String& relative_name) {
1.217 paf 686: if(relative_name.first_char()=='/') {
1.341 moko 687: String& result=*new String(pa_strdup(request_info.document_root));
1.104 paf 688: result << relative_name;
1.19 paf 689: return result;
1.389 moko 690: }
691: if(relative_name.pos("://")!=STRING_NOT_FOUND // something like "http://xxx"
1.247 paf 692: #ifdef WIN32
1.389 moko 693: || relative_name.pos(":")==1 // DRIVE:
694: || relative_name.starts_with("\\\\") // UNC1
695: || relative_name.starts_with("//") // UNC2
1.247 paf 696: #endif
1.389 moko 697: )
698: return relative_name;
699:
700: return relative(request_info.path_translated ? request_info.path_translated : request_info.document_root, relative_name);
1.1 paf 701: }
1.45 paf 702:
1.267 paf 703: #ifndef DOXYGEN
704: class Add_header_attribute_info
705: {
706: public:
707: Add_header_attribute_info(Request& ar) : r(ar), add_last_modified(true) {}
708: Request& r;
709: bool add_last_modified;
710: };
711: #endif
1.344 moko 712: static void add_header_attribute(HashStringValue::key_type name, HashStringValue::value_type value, Add_header_attribute_info* info) {
713: if(name==BODY_NAME_UPPER || name==DOWNLOAD_NAME_UPPER || name==CHARSET_NAME_UPPER)
1.101 paf 714: return;
1.290 misha 715:
1.345 moko 716: if(name==LAST_MODIFIED_NAME_UPPER)
717: info->add_last_modified=false;
718:
1.316 misha 719: const char* aname=String(name, String::L_URI).untaint_and_transcode_cstr(String::L_URI, &info->r.charsets);
1.101 paf 720:
1.267 paf 721: SAPI::add_header_attribute(info->r.sapi_info,
1.345 moko 722: aname,
1.316 misha 723: attributed_meaning_to_string(*value, String::L_URI, false).untaint_and_transcode_cstr(String::L_URI, &info->r.charsets)
1.303 misha 724: );
1.267 paf 725: }
726:
1.366 moko 727: static void output_sole_piece(Request& r, bool header_only, VFile& body_file, Value* body_file_content_type) {
1.267 paf 728: // transcode text body when "text/*" or simple result
729: String::C output(body_file.value_ptr(), body_file.value_size());
730: if(!body_file_content_type/*vstring.as_vfile*/ || body_file_content_type->as_string().pos("text/")==0)
1.366 moko 731: output=Charset::transcode(output, r.charsets.source(), r.charsets.client());
1.267 paf 732:
1.311 misha 733: // prepare header: Content-Length
734: SAPI::add_header_attribute(r.sapi_info, HTTP_CONTENT_LENGTH, format(output.length, "%u"));
1.267 paf 735:
736: // send header
737: SAPI::send_header(r.sapi_info);
738:
739: // send body
740: if(!header_only)
741: SAPI::send_body(r.sapi_info, output.str, output.length);
742: }
743:
744: #ifndef DOXYGEN
745: struct Range
746: {
747: size_t start;
748: size_t end;
749: };
750: #endif
1.313 misha 751: static void parse_range(const String* s, Array<Range> &ar) {
1.267 paf 752: const char *p = s->cstr();
753: if(s->starts_with("bytes="))
754: p += 6;
755: Range r;
756: while(*p){
757: r.start = (size_t)-1;
758: r.end = (size_t)-1;
759: if(*p >= '0' && *p <= '9'){
760: r.start = atol(p);
761: while(*p>='0' && *p<='9') ++p;
762: }
763: if(*p++ != '-') break;
764: if(*p >= '0' && *p <= '9'){
765: r.end = atol(p);
766: while(*p>='0' && *p<='9') ++p;
767: }
768: if(*p == ',') ++p;
769: ar += r;
770: }
1.101 paf 771: }
1.267 paf 772:
1.366 moko 773: static void output_pieces(Request& r, bool header_only, const String& filename, size_t content_length, Value& date, bool add_last_modified) {
1.315 misha 774: SAPI::add_header_attribute(r.sapi_info, "accept-ranges", "bytes");
1.270 paf 775:
1.377 moko 776: const size_t BUFSIZE = 128*0x400;
1.267 paf 777: char buf[BUFSIZE];
1.339 moko 778: const char *range = SAPI::Env::get(r.sapi_info, "HTTP_RANGE");
1.267 paf 779: size_t offset=0;
780: size_t part_length=content_length;
781: if(range){
782: Array<Range> ar;
783: parse_range(new String(range), ar);
784: size_t count = ar.count();
785: if(count == 1){
786: Range &rg = ar.get_ref(0);
787: if(rg.start == (size_t)-1 && rg.end == (size_t)-1){
1.311 misha 788: SAPI::add_header_attribute(r.sapi_info, HTTP_STATUS, "416 Requested Range Not Satisfiable");
1.267 paf 789: return;
790: }
791: if(rg.start == (size_t)-1 && rg.end != (size_t)-1){
792: rg.start = content_length - rg.end;
793: rg.end = content_length;
794: offset += rg.start;
795: part_length = rg.end-rg.start;
796: }else if(rg.start != (size_t)-1 && rg.end == (size_t)-1){
797: rg.end = content_length-1;
798: offset += rg.start;
799: part_length -= rg.start;
800: }
801: if(part_length == 0){
1.311 misha 802: SAPI::add_header_attribute(r.sapi_info, HTTP_STATUS, "204 No Content");
1.267 paf 803: return;
804: }
1.311 misha 805: SAPI::add_header_attribute(r.sapi_info, HTTP_STATUS, "206 Partial Content");
1.267 paf 806: snprintf(buf, BUFSIZE, "bytes %u-%u/%u", rg.start, rg.end, content_length);
1.315 misha 807: SAPI::add_header_attribute(r.sapi_info, "content-range", buf);
1.267 paf 808: }else if(count != 0){
1.311 misha 809: SAPI::add_header_attribute(r.sapi_info, HTTP_STATUS, "501 Not Implemented");
1.267 paf 810: return;
811: }
812: }
813:
814:
1.311 misha 815: SAPI::add_header_attribute(r.sapi_info, HTTP_CONTENT_LENGTH, format(part_length, "%u"));
1.267 paf 816:
1.314 misha 817: if(add_last_modified)
1.315 misha 818: SAPI::add_header_attribute(r.sapi_info, "last-modified", attributed_meaning_to_string(date, String::L_AS_IS, true).cstr());
1.314 misha 819:
1.267 paf 820: SAPI::send_header(r.sapi_info);
821:
1.388 moko 822: const String& filespec=r.full_disk_path(filename);
1.267 paf 823:
824: size_t sent = 0;
825: if(!header_only){
826: size_t to_read = 0;
827: size_t size = 0;
828: do{
1.378 moko 829: to_read = part_length < BUFSIZE ? part_length : BUFSIZE;
1.379 moko 830: File_read_result read_result=file_read_binary(filespec, true /*fail on problem*/, buf, offset, to_read);
1.267 paf 831: to_read=read_result.length;
832: if(to_read == 0)
833: break;
834: offset += to_read;
835:
836: size = SAPI::send_body(r.sapi_info, read_result.str, to_read);
837: sent += size;
838: if(size != to_read)
839: break;
840: part_length -= to_read;
841: }while(part_length);
842: }
843: }
844:
1.248 paf 845: void Request::output_result(VFile* body_file, bool header_only, bool as_attachment) {
1.51 paf 846: // header: cookies
1.248 paf 847: cookie.output_result(sapi_info);
1.51 paf 848:
1.314 misha 849: // _file_ content-type might be specified
1.267 paf 850: Value* body_file_content_type=body_file->fields().get(content_type_name);
1.92 paf 851:
1.314 misha 852: // Content-Disposition
1.267 paf 853: Value* vfile_name=body_file->fields().get(name_name);
854: if(!vfile_name) {
855: vfile_name=body_file->fields().get(response_body_file_name);
1.313 misha 856: if(vfile_name) {
857: char* name_cstr=vfile_name->as_string().cstrm();
1.274 paf 858: if(char *after_slash=rsplit(name_cstr, '\\'))
859: name_cstr=after_slash;
860: if(char *after_slash=rsplit(name_cstr, '/'))
861: name_cstr=after_slash;
1.327 misha 862: vfile_name=new VString(*new String(name_cstr));
1.274 paf 863: }
1.267 paf 864: }
865: if(vfile_name) {
866: const String& sfile_name=vfile_name->as_string();
867: if(sfile_name!=NONAME_DAT) {
1.387 moko 868: if(as_attachment) {
869: VHash& hash=*new VHash();
870: hash.hash().put(value_name, new VString(content_disposition_attachment));
871: hash.hash().put(content_disposition_filename_name, new VString(*new String(sfile_name, String::L_HTTP_HEADER)));
872: response.fields().put(content_disposition_name_upper, &hash);
873: }
1.267 paf 874:
875: if(!body_file_content_type)
876: body_file_content_type=new VString(mime_type_of(sfile_name.cstr()));
1.111 paf 877: }
1.267 paf 878: }
879:
1.312 misha 880: // set Content-Type
1.314 misha 881: if(body_file_content_type) {
882: // body file content type
1.344 moko 883: response.fields().put(content_type_name_upper, body_file_content_type);
1.314 misha 884: } else {
885: // default content type
1.344 moko 886: response.fields().put_dont_replace(content_type_name_upper, new VString(*new String(DEFAULT_CONTENT_TYPE)));
1.314 misha 887: }
1.312 misha 888:
1.314 misha 889: // prepare header: $response:fields without :body, :download and :charset
1.267 paf 890: Add_header_attribute_info info(*this);
1.281 paf 891: response.fields().for_each<Add_header_attribute_info*>(add_header_attribute, &info);
1.50 paf 892:
1.267 paf 893: if(Value* vresponse_body_file=body_file->fields().get(response_body_file_name)) {
1.314 misha 894: // $response:[download|body][$.file[filespec]] -- optput specified file
1.267 paf 895: const String& sresponse_body_file=vresponse_body_file->as_string();
1.367 moko 896: uint64_t content_length=0;
1.267 paf 897: time_t atime=0, mtime=0, ctime=0;
1.388 moko 898: file_stat(full_disk_path(sresponse_body_file), content_length, atime, mtime, ctime);
1.267 paf 899:
900: VDate* vdate=0;
901: if(Value* v=body_file->fields().get("mdate")) {
1.308 misha 902: if(Value* vdatep=v->as(VDATE_TYPE))
1.267 paf 903: vdate=static_cast<VDate*>(vdatep);
904: else
1.286 misha 905: throw Exception(PARSER_RUNTIME, 0, "mdate must be a date");
1.267 paf 906: }
907: if(!vdate)
1.346 moko 908: vdate=new VDate((pa_time_t)mtime);
1.62 paf 909:
1.368 moko 910: output_pieces(*this, header_only, sresponse_body_file, (size_t)content_length, *vdate, info.add_last_modified);
1.267 paf 911: } else {
1.314 misha 912: if(body_file_content_type)
913: if(HashStringValue *hash=body_file_content_type->get_hash())
914: body_file_content_type=hash->get(value_name);
915:
1.366 moko 916: output_sole_piece(*this, header_only, *body_file, body_file_content_type);
1.267 paf 917: }
1.50 paf 918: }
1.104 paf 919:
1.328 misha 920: const String& Request::mime_type_of(const String* file_name) {
921: return mime_type_of(file_name?file_name->taint_cstr(String::L_FILE_SPEC):0);
922: }
923:
1.248 paf 924: const String& Request::mime_type_of(const char* user_file_name_cstr) {
1.104 paf 925: if(mime_types)
1.248 paf 926: if(const char* cext=strrchr(user_file_name_cstr, '.')) {
927: String sext(++cext);
1.246 paf 928: Table::Action_options options;
1.342 moko 929: if(mime_types->locate(0, sext.change_case(charsets.source(), String::CC_LOWER), options)) {
1.313 misha 930: if(const String* result=mime_types->item(1))
931: return *result;
1.104 paf 932: else
1.366 moko 933: throw Exception(PARSER_RUNTIME, 0, MIME_TYPES_NAME " table column elements must not be empty");
1.342 moko 934: }
1.104 paf 935: }
1.248 paf 936:
937: return *new String("application/octet-stream");
938: }
939:
1.365 moko 940: const String* Request::get_used_filespec(uint file_no){
1.318 misha 941: if(file_no < file_list.count())
942: return new String(file_list[file_no], String::L_TAINTED);
943: return 0;
944: }
945:
1.248 paf 946: #ifdef XML
1.280 paf 947: xmlChar* Request::transcode(const String& s) {
1.248 paf 948: return charsets.source().transcode(s);
949: }
950:
1.280 paf 951: xmlChar* Request::transcode(const String::Body s) {
1.248 paf 952: return charsets.source().transcode(s);
953: }
954:
1.280 paf 955: const String& Request::transcode(const xmlChar* s) {
1.248 paf 956: return charsets.source().transcode(s);
1.233 paf 957: }
1.248 paf 958: #endif
959:
1.349 moko 960: Request::Exception_details Request::get_details(const Exception& e) {
961: const String* problem_source=e.problem_source();
962: VHash& vhash=*new VHash; HashStringValue& hash=vhash.hash();
963: Operation::Origin origin={0, 0, 0};
1.248 paf 964:
1.349 moko 965: if(!exception_trace.is_empty()) {
966: Trace bottom=exception_trace.bottom_value();
1.350 moko 967: origin=bottom.origin();
968: if(!problem_source) { // we don't know who trigged the bug
969: problem_source=bottom.name(); // we usually know source of next-from-throw-point exception did that
970: exception_trace.set_bottom_index(exception_trace.bottom_index()+1);
971: } else if (bottom.name()==problem_source) { // it is that same guy?
1.349 moko 972: exception_trace.set_bottom_index(exception_trace.bottom_index()+1); // throw away that trace
973: } else {
974: // stack top contains not us, leaving intact to help ^throw
1.279 paf 975: }
1.248 paf 976: }
977:
978: // $.type
979: if(const char* type=e.type(true))
980: hash.put(exception_type_part_name, new VString(*new String(type)));
981:
982: // $.source
1.349 moko 983: if(problem_source)
984: hash.put(exception_source_part_name, new VString(*new String(*problem_source, String::L_TAINTED)));
1.248 paf 985:
1.349 moko 986: // $.file $.lineno $.colno
987: if(origin.file_no){
1.347 moko 988: hash.put("file", new VString(*new String(file_list[origin.file_no], String::L_TAINTED)));
989: hash.put("lineno", new VInt(1+origin.line));
990: hash.put("colno", new VInt(1+origin.col));
1.248 paf 991: }
992:
993: // $.comment
994: if(const char* comment=e.comment(true))
1.349 moko 995: hash.put(exception_comment_part_name, new VString(*new String(comment, String::L_TAINTED)));
1.248 paf 996:
997: // $.handled(0)
1.299 misha 998: hash.put(exception_handled_part_name, &VBool::get(false));
1.233 paf 999:
1.349 moko 1000: return Request::Exception_details(origin, problem_source, vhash);
1.133 parser 1001: }
1.337 moko 1002:
1003: Temp_value_element::Temp_value_element(Request& arequest, Value& awhere, const String& aname, Value* awhat) :
1004: frequest(arequest),
1005: fwhere(awhere),
1006: fname(aname),
1007: saved(awhere.get_element(aname))
1008: {
1009: Junction* junction;
1010: if(saved && (junction=saved->get_junction()) && junction->is_getter)
1011: saved=0;
1012: frequest.put_element(fwhere, aname, awhat);
1013: }
1014:
1015: Temp_value_element::~Temp_value_element() {
1016: frequest.put_element(fwhere, fname, saved ? saved : VVoid::get());
1017: }
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