Annotation of parser3/src/main/pa_request.C, revision 1.423
1.54 paf 1: /** @file
1.55 paf 2: Parser: request class main part. @see compile.C and execute.C.
3:
1.418 moko 4: Copyright (c) 2001-2023 Art. Lebedev Studio (http://www.artlebedev.com)
5: Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <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"
1.402 moko 28: #include "pa_http.h"
1.248 paf 29: #include "pa_vmail.h"
30: #include "pa_vform.h"
31: #include "pa_vcookie.h"
32: #include "pa_vresponse.h"
33: #include "pa_vmemory.h"
1.253 paf 34: #include "pa_vconsole.h"
1.267 paf 35: #include "pa_vdate.h"
1.159 parser 36:
1.423 ! moko 37: volatile const char * IDENT_PA_REQUEST_C="$Id: pa_request.C,v 1.422 2024/09/11 21:07:36 moko Exp $" IDENT_PA_REQUEST_H IDENT_PA_REQUEST_CHARSETS_H IDENT_PA_REQUEST_INFO_H IDENT_PA_VCONSOLE_H;
1.329 moko 38:
1.248 paf 39: // consts
40:
1.269 paf 41: #define UNHANDLED_EXCEPTION_METHOD_NAME "unhandled_exception"
1.207 paf 42:
1.82 paf 43: /// content type of response when no $MAIN:defaults.content-type defined
1.248 paf 44: const char* DEFAULT_CONTENT_TYPE="text/html";
45:
1.369 moko 46: const uint LOOP_LIMIT=20000;
1.361 moko 47: const uint EXECUTE_RECOURSION_LIMIT=1000;
1.390 moko 48: const uint HTTPD_TIMEOUT=4;
1.369 moko 49: const size_t FILE_SIZE_LIMIT=512*1024*1024;
1.361 moko 50:
1.248 paf 51: // defines for globals
52:
53: #define MAIN_METHOD_NAME "main"
54: #define AUTO_METHOD_NAME "auto"
1.364 moko 55: #define USE_METHOD_NAME "use"
1.309 misha 56: #define AUTOUSE_METHOD_NAME "autouse"
1.364 moko 57:
1.248 paf 58: #define EXCEPTION_TYPE_PART_NAME "type"
59: #define EXCEPTION_SOURCE_PART_NAME "source"
60: #define EXCEPTION_COMMENT_PART_NAME "comment"
61:
1.364 moko 62: #define ORIGIN_KEY "origin"
63:
1.248 paf 64: // globals
65:
66: const String main_method_name(MAIN_METHOD_NAME);
67: const String auto_method_name(AUTO_METHOD_NAME);
1.364 moko 68: static const String use_method_name(USE_METHOD_NAME);
69: static const String autouse_method_name(AUTOUSE_METHOD_NAME);
1.311 misha 70:
1.248 paf 71: const String exception_type_part_name(EXCEPTION_TYPE_PART_NAME);
72: const String exception_source_part_name(EXCEPTION_SOURCE_PART_NAME);
73: const String exception_comment_part_name(EXCEPTION_COMMENT_PART_NAME);
74: const String exception_handled_part_name(EXCEPTION_HANDLED_PART_NAME);
75:
1.364 moko 76: static const String origin_key(ORIGIN_KEY);
77:
1.369 moko 78: int pa_loop_limit=LOOP_LIMIT;
1.361 moko 79: int pa_execute_recoursion_limit=EXECUTE_RECOURSION_LIMIT;
1.390 moko 80: int pa_httpd_timeout=HTTPD_TIMEOUT;
1.369 moko 81: size_t pa_file_size_limit=FILE_SIZE_LIMIT;
1.361 moko 82:
1.248 paf 83: // defines for statics
84:
85: #define MIME_TYPES_NAME "MIME-TYPES"
86: #define CLASS_PATH_NAME "CLASS_PATH"
87:
1.344 moko 88: #define DOWNLOAD_NAME_UPPER "DOWNLOAD"
89: #define BODY_NAME_UPPER "BODY"
90:
1.248 paf 91: // statics
92:
93: static const String main_class_name(MAIN_CLASS_NAME);
94: static const String mime_types_name(MIME_TYPES_NAME);
1.395 moko 95: static const String class_path_name(CLASS_PATH_NAME);
1.361 moko 96:
1.395 moko 97: static const String charsets_name("CHARSETS");
98: static const String strict_vars_name("STRICT-VARS");
99: static const String prototype_name("OBJECT-PROTOTYPE");
1.415 moko 100: static const String getter_protected_name("CLASS-GETTER-PROTECTED");
101: static const String locals_name("LOCALS");
1.395 moko 102: static const String limits_name("LIMITS");
103: static const String loop_limit_name("max_loop");
104: static const String recoursion_limit_name("max_recoursion");
105: static const String file_size_limit_name("max_file_size");
106: static const String lock_wait_timeout_name("lock_wait_timeout");
107: static const String httpd_name("HTTPD");
108: static const String httpd_timeout_name("timeout");
1.402 moko 109: static const String httpd_mode_name("mode");
1.395 moko 110:
111: static const String conf_method_name("conf");
112: static const String post_process_method_name("postprocess");
113: static const String response_body_file_name("file");
1.248 paf 114:
1.344 moko 115: static const String download_name_upper(DOWNLOAD_NAME_UPPER);
116: static const String body_name_upper(BODY_NAME_UPPER);
117:
118: // more static
119:
120: static const String content_type_name_upper(HTTP_CONTENT_TYPE_UPPER);
121: static const String content_disposition_name_upper(CONTENT_DISPOSITION_UPPER);
1.392 moko 122: static const String content_disposition_inline(CONTENT_DISPOSITION_INLINE);
1.344 moko 123: static const String content_disposition_attachment(CONTENT_DISPOSITION_ATTACHMENT);
124:
1.420 moko 125: const String content_disposition_filename_name(CONTENT_DISPOSITION_FILENAME_NAME);
126: const String content_disposition_filename_name_asterisk("filename*");
127:
1.248 paf 128: // defines
1.82 paf 129:
1.344 moko 130: #define CHARSET_NAME_UPPER "CHARSET"
131: #define LAST_MODIFIED_NAME_UPPER "LAST-MODIFIED"
132:
1.233 paf 133: // op.C
1.248 paf 134: VStateless_class& VClassMAIN_create();
1.123 paf 135:
1.157 parser 136: //
1.408 moko 137: Request::Request(SAPI_Info& asapi_info, Request_info& arequest_info, String::Language adefault_lang):
1.248 paf 138: // private
139: anti_endless_execute_recoursion(0),
140:
141: // public
1.335 moko 142: allow_class_replace(false),
1.248 paf 143: method_frame(0),
144: rcontext(0),
145: wcontext(0),
146: flang(adefault_lang),
1.191 paf 147: fconnection(0),
1.371 moko 148: fin_cycle(0),
1.307 misha 149: fskip(SKIP_NOTHING),
1.248 paf 150:
151: // public
1.257 paf 152: request_info(arequest_info),
1.248 paf 153: sapi_info(asapi_info),
1.359 moko 154: charsets(pa_UTF8_charset, pa_UTF8_charset, pa_UTF8_charset), // default charsets
1.248 paf 155:
156: main_class(VClassMAIN_create()),
1.260 paf 157: form(*new VForm(charsets, arequest_info)),
1.248 paf 158: mail(*new VMail),
159: response(*new VResponse(arequest_info, charsets)),
1.298 misha 160: cookie(*new VCookie(charsets, arequest_info)),
1.285 misha 161: console(*new VConsole),
1.248 paf 162:
163: // private
164: configure_admin_done(false),
165:
166: // private defaults
167: fdefault_lang(adefault_lang),
168: // private mime types
169: mime_types(0)
1.157 parser 170: {
1.261 paf 171: pa_register_thread_request(*this);
172:
1.248 paf 173: // file_no=0 => unknown
1.347 moko 174: file_list+="UNKNOWN";
175: file_list+="-body of process-"; // pseudo_file_no__process
1.186 paf 176:
1.178 paf 177: // maybe expire old caches
1.264 paf 178: cache_managers->maybe_expire();
1.178 paf 179:
1.157 parser 180: /// directly used
1.233 paf 181: // MAIN class, operators
1.353 moko 182: put_class(&main_class);
1.157 parser 183: // classes:
184: // table, file, random, mail, image, ...
1.248 paf 185: methoded_array().register_directly_used(*this);
1.157 parser 186:
187: /// methodless
1.354 moko 188:
1.157 parser 189: // env class
1.353 moko 190: put_class(new VEnv(asapi_info));
1.175 paf 191: // status class
1.353 moko 192: put_class(new VStatus());
1.157 parser 193: // request class
1.353 moko 194: put_class(new VRequest(arequest_info, charsets, form, asapi_info));
1.157 parser 195: // cookie class
1.353 moko 196: put_class(&cookie);
1.253 paf 197: // console class
1.353 moko 198: put_class(&console);
1.354 moko 199:
1.157 parser 200: /// methoded
1.354 moko 201:
1.157 parser 202: // response class
1.353 moko 203: put_class(&response);
1.157 parser 204: // form class
1.353 moko 205: put_class(&form);
1.213 paf 206: // mail class
1.353 moko 207: put_class(&mail);
1.157 parser 208: // math class
1.353 moko 209: put_class(new VMath);
1.248 paf 210: // memory class
1.353 moko 211: put_class(new VMemory);
1.117 paf 212: }
1.192 paf 213:
214: Request::~Request() {
215: #ifdef XML
216: // if for some strange reason xml generic errors failed to be reported, free them up
1.248 paf 217: if(const char* xml_generic_errors=xmlGenericErrors()) {
218: SAPI::log(sapi_info, "warning: unreported xmlGenericErrors: %s", xml_generic_errors);
1.341 moko 219: pa_free((void *)xml_generic_errors);
1.192 paf 220: }
221: #endif
222: }
1.236 paf 223:
1.248 paf 224: Value& Request::get_self() { return method_frame/*always have!*/->self(); }
1.192 paf 225:
1.355 moko 226: VStateless_class* Request::get_class(const String& name){
227: VStateless_class* result=classes().get(name);
1.313 misha 228: if(!result)
1.375 moko 229: if(const Method *method=main_class.get_element_method(autouse_method_name)){
1.364 moko 230: Value *vname=new VString(name);
231: CONSTRUCTOR_FRAME_ACTION(*method, 0 /*no parent*/, main_class, {
232: frame.store_params(&vname, 1);
233: // we don't need the result
234: call(frame);
235: });
236: result=classes().get(name);
237: }
1.309 misha 238: return result;
239: }
240:
1.411 moko 241: VStateless_class& Request::get_class_ref(const String& name){
242: VStateless_class* result=get_class(name);
243: if(!result)
244: throw Exception(PARSER_RUNTIME, &name, "class is undefined");
245: return *result;
246: }
247:
1.356 moko 248: static void load_charset(HashStringValue::key_type akey, HashStringValue::value_type avalue, Request_charsets* charsets) {
1.359 moko 249: pa_charsets.load_charset(*charsets, akey, avalue->as_string());
1.208 paf 250: }
1.356 moko 251:
1.395 moko 252:
253: #define CONF_OPTION(config, name, code, exception_name) \
254: if(config) \
255: if(Value* option=config->get_element(name)) { \
256: if(option->is_evaluated_expr()) { \
257: code; \
258: } else \
1.415 moko 259: throw Exception(PARSER_RUNTIME, 0, "$MAIN:" exception_name, name.cstr()); \
1.395 moko 260: }
261:
1.248 paf 262: void Request::configure_admin(VStateless_class& conf_class) {
1.208 paf 263: if(configure_admin_done)
1.356 moko 264: throw Exception(PARSER_RUNTIME, 0, "parser already configured");
1.208 paf 265: configure_admin_done=true;
266:
1.227 paf 267: // charsets must only be specified in method_frame config
1.208 paf 268: // so that users would not interfere
269:
270: /* $MAIN:CHARSETS[
271: $.charsetname1[/full/path/to/charset/file.cfg]
272: ...
273: ]
274: */
1.308 misha 275: if(Value* vcharsets=conf_class.get_element(charsets_name)) {
1.342 moko 276: if(!vcharsets->is_string()) {
1.248 paf 277: if(HashStringValue* charsets=vcharsets->get_hash())
1.281 paf 278: charsets->for_each<Request_charsets*>(load_charset, &this->charsets);
1.240 paf 279: else
1.415 moko 280: throw Exception(PARSER_RUNTIME, 0, "$MAIN:%s must be hash", charsets_name.cstr());
1.342 moko 281: }
1.208 paf 282: }
283:
1.330 moko 284: #ifdef STRICT_VARS
1.332 moko 285: VVoid::strict_vars=false;
1.330 moko 286: if(Value* strict_vars=conf_class.get_element(strict_vars_name)) {
287: if(strict_vars->is_bool())
288: VVoid::strict_vars=strict_vars->as_bool();
1.357 moko 289: else
1.415 moko 290: throw Exception(PARSER_RUNTIME, 0, "$MAIN:%s must be bool", strict_vars_name.cstr());
1.357 moko 291: }
292: #endif
293:
294: #ifdef OBJECT_PROTOTYPE
295: VClass::prototype=true;
296: if(Value* prototype=conf_class.get_element(prototype_name)) {
297: if(prototype->is_bool())
298: VClass::prototype=prototype->as_bool();
299: else
1.415 moko 300: throw Exception(PARSER_RUNTIME, 0, "$MAIN:%s must be bool", prototype_name.cstr());
1.330 moko 301: }
302: #endif
303:
1.415 moko 304: #ifdef CLASS_GETTER_UNPROTECTED
305: VClass::getter_protected=true;
306: if(Value* getter_protected=conf_class.get_element(getter_protected_name)) {
307: if(getter_protected->is_bool())
308: VClass::getter_protected=getter_protected->as_bool();
309: else
310: throw Exception(PARSER_RUNTIME, 0, "$MAIN:%s must be bool", getter_protected_name.cstr());
311: }
312: #endif
313:
314: VStateless_class::gall_vars_local=false;
315: if(Value* locals=conf_class.get_element(locals_name)) {
316: if(locals->is_bool()){
317: VStateless_class::gall_vars_local=locals->as_bool();
318: main_class.set_all_vars_local();
319: } else
320: throw Exception(PARSER_RUNTIME, 0, "$MAIN:%s must be bool", locals_name.cstr());
321: }
322:
1.362 moko 323: Value* limits=conf_class.get_element(limits_name);
324:
1.361 moko 325: pa_loop_limit=LOOP_LIMIT;
1.395 moko 326: CONF_OPTION(limits, loop_limit_name, {
327: pa_loop_limit=option->as_int();
328: if(pa_loop_limit==0) pa_loop_limit=INT_MAX;
329: }, "LIMITS.%s must be int");
1.361 moko 330:
331: pa_execute_recoursion_limit=EXECUTE_RECOURSION_LIMIT;
1.395 moko 332: CONF_OPTION(limits, recoursion_limit_name, {
333: pa_execute_recoursion_limit=option->as_int();
334: if(pa_execute_recoursion_limit==0) pa_execute_recoursion_limit=INT_MAX;
335: }, "LIMITS.%s must be int");
1.390 moko 336:
1.369 moko 337: pa_file_size_limit=FILE_SIZE_LIMIT;
1.395 moko 338: CONF_OPTION(limits, file_size_limit_name, {
339: double limit=option->as_double();
340: if(limit >= (double)SSIZE_MAX)
1.415 moko 341: throw Exception(PARSER_RUNTIME, 0, "$MAIN:LIMITS.%s must be less then %.15g", file_size_limit_name.cstr(), (double)SSIZE_MAX);
1.395 moko 342: pa_file_size_limit=(size_t)limit;
343: if(pa_file_size_limit==0)
344: pa_file_size_limit=SSIZE_MAX;
345: }, "LIMITS.%s must be number");
1.361 moko 346:
1.372 moko 347: pa_lock_attempts=PA_LOCK_ATTEMPTS;
1.395 moko 348: CONF_OPTION(limits, lock_wait_timeout_name, {
349: double limit=option->as_double();
350: if(limit >= 3600*24)
1.415 moko 351: throw Exception(PARSER_RUNTIME, 0, "$MAIN:LIMITS.%s must be less then %d", lock_wait_timeout_name.cstr(), 3600*24);
1.395 moko 352: pa_lock_attempts=(unsigned int)(limit*2)+1;
353: }, "LIMITS.%s must be number");
354:
355: Value* httpd=conf_class.get_element(httpd_name);
356:
357: pa_httpd_timeout=HTTPD_TIMEOUT;
358: CONF_OPTION(httpd, httpd_timeout_name, {
359: pa_httpd_timeout=option->as_int();
360: if(pa_httpd_timeout==0) pa_httpd_timeout=INT_MAX;
361: }, "HTTPD.%s must be int");
1.372 moko 362:
1.403 moko 363: if(httpd)
364: if(Value* option=httpd->get_element( httpd_mode_name)) {
365: if(option->get_junction())
1.415 moko 366: throw Exception(PARSER_RUNTIME, 0, "$MAIN:HTTPD:mode must be string");
1.403 moko 367: HTTPD_Server::set_mode(option->as_string());
368: }
1.402 moko 369:
1.227 paf 370: // configure method_frame options
1.208 paf 371: // until someone with less privileges have overriden them
1.248 paf 372: methoded_array().configure_admin(*this);
1.208 paf 373: }
1.150 parser 374:
1.349 moko 375: const char* Request::get_exception_cstr(const Exception& e, Request::Exception_details& details) {
376:
1.269 paf 377: #define PA_URI_FORMAT "%s: "
1.349 moko 378: #define PA_COMMENT_TYPE_FORMAT "%s [%s]"
379:
1.269 paf 380: #define PA_ORIGIN_FILE_POS_FORMAT "%s(%d:%d): "
381: #define PA_SOURCE_FORMAT "'%s' "
1.349 moko 382:
383: #define PA_ORIGIN_FILE_POS_VALUE file_list[details.origin.file_no].cstr(), 1+details.origin.line, 1+details.origin.col,
384: #define PA_SOURCE_VALUE details.problem_source->cstr(),
385:
386: #define EXCEPTION_CSTR(f1,v1,f2,v2) \
387: snprintf(result, MAX_STRING, \
388: PA_URI_FORMAT \
389: f1 f2 \
390: PA_COMMENT_TYPE_FORMAT, \
391: request_info.uri, \
392: v1 v2 \
393: e.comment(), e.type() \
394: );
395:
1.269 paf 396: char* result=new(PointerFreeGC) char[MAX_STRING];
397:
398: if(details.problem_source) { // do we know the guy?
1.349 moko 399: if(details.origin.file_no) // do whe know where he came from?
400: EXCEPTION_CSTR(PA_ORIGIN_FILE_POS_FORMAT, PA_ORIGIN_FILE_POS_VALUE, PA_SOURCE_FORMAT, PA_SOURCE_VALUE)
401: else
402: EXCEPTION_CSTR(PA_SOURCE_FORMAT, PA_SOURCE_VALUE,,)
403: } else {
404: if(details.origin.file_no) // do whe know where he came from?
405: EXCEPTION_CSTR(PA_ORIGIN_FILE_POS_FORMAT, PA_ORIGIN_FILE_POS_VALUE,,)
406: else
407: EXCEPTION_CSTR(,,,)
408: }
1.269 paf 409:
410: return result;
411: }
1.272 paf 412:
1.407 moko 413: Table &Request::Exception_trace::table(Request &r){
414: // $stack[^table::create{name file lineno colno}]
415: Table::columns_type stack_trace_columns(new ArrayString);
416: *stack_trace_columns+=new String("name");
417: *stack_trace_columns+=new String("file");
418: *stack_trace_columns+=new String("lineno");
419: *stack_trace_columns+=new String("colno");
420: Table& stack_trace=*new Table(stack_trace_columns);
421:
422: if(!is_empty()/*signed!*/)
423: for(size_t i=bottom_index(); i<top_index(); i++) {
424: Trace trace=get(i);
425: Table::element_type row(new ArrayString);
426:
427: *row+=trace.name(); // name column
428: Operation::Origin origin=trace.origin();
429: if(origin.file_no) {
430: *row+=new String(r.file_list[origin.file_no], String::L_TAINTED); // 'file' column
1.422 moko 431: *row+=new String(pa_uitoa(1+origin.line), String::L_CLEAN); // 'lineno' column
432: *row+=new String(pa_uitoa(1+origin.col), String::L_CLEAN); // 'colno' column
1.407 moko 433: }
434: stack_trace+=row;
435: }
436:
437: return stack_trace;
438: }
439:
1.272 paf 440: void Request::configure() {
441: // configure admin options if not configured yet
442: if(!configure_admin_done)
443: configure_admin(main_class);
444:
445: // configure not-admin=user options
446: methoded_array().configure_user(*this);
447:
448: // $MAIN:MIME-TYPES
1.308 misha 449: if(Value* element=main_class.get_element(mime_types_name))
1.272 paf 450: if(Table *table=element->get_table())
1.395 moko 451: mime_types=table;
1.272 paf 452: }
1.408 moko 453:
1.64 paf 454: /**
455: load MAIN class, execute @main.
456: MAIN class consists of all the auto.p files we'd manage to find
457: plus
458: the file user requested us to process
459: all located classes become children of one another,
460: composing class we name 'MAIN'
1.180 paf 461:
462: @test log stack trace
463:
1.64 paf 464: */
1.412 moko 465: void Request::core(const char* config_filespec, bool header_only, const String &amain_method_name, const String* amain_class_name) {
1.406 moko 466: VFile* body_file=NULL;
467: bool as_attachment=false;
468:
1.169 parser 469: try {
1.211 paf 470: // loading config
1.384 moko 471: if(config_filespec)
1.387 moko 472: use_file_directly(*new String(config_filespec));
1.8 paf 473:
1.338 moko 474: // filling mail received
475: mail.fill_received(*this);
476:
1.272 paf 477: try {
478: // compile requested file
1.389 moko 479: if(request_info.path_translated)
480: use_file_directly(*new String(request_info.path_translated, String::L_TAINTED), true, true /* load auto.p files */);
1.272 paf 481: configure();
482: } catch(...) {
483: configure(); // configure anyway, useful in @unhandled_exception [say, if they would want to mail by SMTP something]
484: rethrow;
485: }
1.25 paf 486:
1.412 moko 487: VStateless_class& main = amain_class_name ? get_class_ref(*amain_class_name) : main_class;
1.25 paf 488: // execute @main[]
1.412 moko 489: const String* body_string=amain_method_name.is_empty() ? &String::Empty : execute_method(main, amain_method_name);
1.41 paf 490: if(!body_string)
1.412 moko 491: throw Exception(PARSER_RUNTIME, &amain_method_name, "method not found in class %s", main.type());
1.79 paf 492:
1.250 paf 493: // extract response body
1.344 moko 494: Value* body_value=response.fields().get(download_name_upper); // $response:download?
1.406 moko 495: as_attachment=body_value!=0;
1.250 paf 496: if(!body_value)
1.344 moko 497: body_value=response.fields().get(body_name_upper); // $response:body
1.250 paf 498: if(!body_value)
499: body_value=new VString(*body_string); // just result of ^main[]
500:
1.119 paf 501: // @postprocess
1.383 moko 502: if(const Method *method=main_class.get_method(post_process_method_name)) {
503: METHOD_FRAME_ACTION(*method, 0 /*no parent*/, main_class, {
504: frame.store_params(&body_value, 1);
505: call(frame);
506: body_value=&frame.result();
507: });
508: }
1.90 paf 509:
1.406 moko 510: body_file=body_value->as_vfile(flang, &charsets);
1.183 paf 511:
1.171 parser 512: } catch(const Exception& e) { // request handling problem
1.268 paf 513: try {
1.407 moko 514: // we're returning not result, but error explanation
1.269 paf 515:
1.407 moko 516: Request::Exception_details details=get_details(e);
517: const char* exception_cstr=get_exception_cstr(e, details);
1.258 paf 518:
1.407 moko 519: // reset language to default
520: flang=fdefault_lang;
521: // reset response
522: response.fields().clear();
523:
524: // this is what we'd return in $response:body
525: const String* body_string=0;
526:
527: // maybe we'd be lucky enough as to report an error in a gracefull way...
528: if(const Method *method=main_class.get_method(*new String(UNHANDLED_EXCEPTION_METHOD_NAME))) {
529: // preparing parameters to @unhandled_exception[exception;stack]
530:
531: Table& stack_trace=exception_trace.table(*this);
532: 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)
533:
534: Value *params[]={&details.vhash, new VTable(&stack_trace)};
535: METHOD_FRAME_ACTION(*method, 0 /*no caller*/, main_class, {
536: frame.store_params(params, 2);
537: call(frame);
538: body_string=&frame.result().as_string();
539: });
540: }
1.383 moko 541:
1.407 moko 542: // conditionally log it
543: Value* vhandled=details.vhash.hash().get(exception_handled_part_name);
544: if(!vhandled || !vhandled->as_bool()) {
545: SAPI::log(sapi_info, "%s", exception_cstr);
546: }
1.383 moko 547:
1.407 moko 548: if(body_string) { // could report an error beautifully?
549: VString body_vstring(*body_string);
1.273 paf 550:
1.407 moko 551: body_file=body_vstring.as_vfile(flang, &charsets);
552: as_attachment=false;
553: } else {
554: // doing that ugly
555: SAPI::send_error(sapi_info, exception_cstr, !strcmp(e.type(), "file.missing") ? "404" : "500");
556: return;
557: }
1.287 misha 558:
1.273 paf 559: } catch(const Exception& e) { // exception in unhandled exception
1.269 paf 560: Request::Exception_details details=get_details(e);
1.380 moko 561: // unconditionally log the beast in exception handler
1.407 moko 562: throw Exception(0, 0, "Unhandled exception in %s", get_exception_cstr(e, details));
1.268 paf 563: }
1.1 paf 564: }
1.406 moko 565:
566: // write out the result outside of try as network exceptions should not be handled by parser code.
567: output_result(body_file, header_only, as_attachment);
1.1 paf 568: }
569:
1.266 paf 570: uint Request::register_file(String::Body file_spec) {
1.248 paf 571: file_list+=file_spec;
572: return file_list.count()-1;
573: }
574:
1.387 moko 575: void Request::use_file_directly(const String& file_spec, bool fail_on_file_absence, bool with_auto_p) {
1.73 paf 576: // cyclic dependence check
1.318 misha 577: if(used_files.get(file_spec))
1.248 paf 578: return;
1.318 misha 579: used_files.put(file_spec, true);
580:
1.385 moko 581: if(!fail_on_file_absence && !entry_exists(file_spec)) // ignore file absence if asked for
582: return;
1.318 misha 583:
1.386 moko 584: if(with_auto_p) {
585: // loading auto.p files from document_root/..
586: // to the one beside requested file.
587: // all assigned bases from upper dir
588: const char* target=file_spec.cstr();
589:
590: // all relative paths are calculated from main document
591: request_info.path_translated=target;
592:
593: const char* after=target;
594: size_t drlen=strlen(request_info.document_root);
595: if(memcmp(after, request_info.document_root, drlen)==0) {
596: after+=drlen;
597: if(after[-1]=='/')
598: --after;
599: }
600:
601: while(const char* before=strchr(after, '/')) {
602: String& sfile_spec=*new String;
603: if(after!=target) {
604: sfile_spec.append_strdup(target, before-target, String::L_CLEAN);
605: sfile_spec << "/" AUTO_FILE_NAME;
606:
1.387 moko 607: use_file_directly(sfile_spec, false /*ignore absence, sole user*/);
1.386 moko 608: }
609: for(after=before+1;*after=='/';after++);
610: }
611: }
612:
1.385 moko 613: if(const char* source=file_read_text(charsets, file_spec, true))
1.387 moko 614: use_buf(main_class, source, 0, register_file(file_spec));
1.318 misha 615: }
616:
617:
1.387 moko 618: void Request::use_file(const String& file_name, const String* use_filespec/*absolute*/, bool with_auto_p) {
1.326 misha 619: if(file_name.is_empty())
1.366 moko 620: throw Exception(PARSER_RUNTIME, 0, "usage failed - no filename was specified");
1.326 misha 621:
1.318 misha 622: const String* filespec=0;
623:
624: if(file_name.first_char()=='/') //absolute path? [no need to scan MAIN:CLASS_PATH]
1.388 moko 625: filespec=&full_disk_path(file_name);
1.318 misha 626: else if(use_filespec){ // search in current dir first
1.331 misha 627: size_t last_slash_pos=use_filespec->strrpbrk("/");
628: if(last_slash_pos!=STRING_NOT_FOUND)
629: filespec=file_exist(use_filespec->mid(0, last_slash_pos), file_name); // found in current dir?
1.318 misha 630: }
631:
632: if(!filespec){
633: // prevent multiple scan CLASS_PATH for searching one file
634: if(searched_along_class_path.get(file_name))
635: return;
636: searched_along_class_path.put(file_name, true);
1.308 misha 637: if(Value* element=main_class.get_element(class_path_name)) {
1.233 paf 638: if(element->is_string()) {
1.388 moko 639: filespec=file_exist(full_disk_path(element->as_string()), file_name); // found at class_path?
1.233 paf 640: } else if(Table *table=element->get_table()) {
1.318 misha 641: for(size_t i=table->count(); i--; ) {
1.248 paf 642: const String& path=*(*table->get(i))[0];
1.388 moko 643: if(filespec=file_exist(full_disk_path(path), file_name))
1.233 paf 644: break; // found along class_path
645: }
646: } else
1.366 moko 647: throw Exception(PARSER_RUNTIME, 0, "$" CLASS_PATH_NAME " must be string or table");
1.318 misha 648: if(!filespec)
1.415 moko 649: throw Exception(PARSER_RUNTIME, &file_name, "not found along $MAIN:" CLASS_PATH_NAME);
1.318 misha 650: } else
1.415 moko 651: throw Exception(PARSER_RUNTIME, &file_name, "usage failed - no $MAIN:" CLASS_PATH_NAME " were specified");
1.148 parser 652: }
1.230 paf 653:
1.387 moko 654: use_file_directly(*filespec, true, with_auto_p);
1.16 paf 655: }
656:
1.364 moko 657: void Request::use_file(const String& file_name, const String* use_filespec/*absolute*/, Operation::Origin origin) {
1.349 moko 658: static String use("USE");
659: try {
1.364 moko 660: static VHash* voptions=new VHash();
1.376 moko 661: if(const Method *method=main_class.get_method(use_method_name)){
1.364 moko 662: Value *params[]={new VString(file_name), voptions};
663: voptions->hash().put(origin_key, new VString(*use_filespec));
664:
665: CONSTRUCTOR_FRAME_ACTION(*method, 0 /*no parent*/, main_class, {
666: frame.store_params(params, 2);
667: // we don't need the result
668: call(frame);
669: });
670: }
1.349 moko 671: } catch (...) {
672: exception_trace.push(Trace(&use, origin));
673: rethrow;
674: }
675: }
1.208 paf 676:
1.358 moko 677: void Request::use_buf(VStateless_class& aclass, const char* source, const String* main_alias, uint file_no, int line_no_offset) {
678: // temporary zero @conf to avoid it second execution
1.248 paf 679: Temp_method temp_method_conf(aclass, conf_method_name, 0);
1.358 moko 680: // temporary zero @auto to avoid it second execution
1.248 paf 681: Temp_method temp_method_auto(aclass, auto_method_name, 0);
1.233 paf 682:
1.295 misha 683: // compile loaded classes
684: ArrayClass& cclasses=compile(&aclass, source, main_alias, file_no, line_no_offset);
1.212 paf 685:
1.248 paf 686: VString* vfilespec=
687: new VString(*new String(file_list[file_no], String::L_TAINTED));
1.295 misha 688:
689: for(size_t i=0; i<cclasses.count(); i++){
690: VStateless_class& cclass=*cclasses.get(i);
1.296 misha 691:
692: // locate and execute possible @conf[] static
1.382 moko 693: if(execute_method_if_exists(cclass, conf_method_name, vfilespec))
1.295 misha 694: configure_admin(cclass/*, executed.method->name*/);
695:
696: // locate and execute possible @auto[] static
1.419 moko 697: execute_auto_method_if_exists(cclass, auto_method_name, vfilespec);
1.336 moko 698:
699: cclass.enable_default_setter();
1.295 misha 700: }
1.19 paf 701: }
702:
1.248 paf 703: const String& Request::relative(const char* apath, const String& relative_name) {
1.341 moko 704: char *hpath=pa_strdup(apath);
1.248 paf 705: String& result=*new String;
706: if(rsplit(hpath, '/')) // if something/splitted
1.217 paf 707: result << hpath << "/";
1.248 paf 708: result << relative_name;
709: return result;
1.19 paf 710: }
711:
1.388 moko 712: const String& Request::full_disk_path(const String& relative_name) {
1.217 paf 713: if(relative_name.first_char()=='/') {
1.341 moko 714: String& result=*new String(pa_strdup(request_info.document_root));
1.104 paf 715: result << relative_name;
1.19 paf 716: return result;
1.389 moko 717: }
1.421 moko 718: if(relative_name.starts_with("http://") || relative_name.starts_with("parser://")
1.247 paf 719: #ifdef WIN32
1.389 moko 720: || relative_name.pos(":")==1 // DRIVE:
721: || relative_name.starts_with("\\\\") // UNC1
722: || relative_name.starts_with("//") // UNC2
1.247 paf 723: #endif
1.389 moko 724: )
725: return relative_name;
726:
727: return relative(request_info.path_translated ? request_info.path_translated : request_info.document_root, relative_name);
1.1 paf 728: }
1.45 paf 729:
1.267 paf 730: #ifndef DOXYGEN
731: class Add_header_attribute_info
732: {
733: public:
734: Add_header_attribute_info(Request& ar) : r(ar), add_last_modified(true) {}
735: Request& r;
736: bool add_last_modified;
737: };
738: #endif
1.344 moko 739: static void add_header_attribute(HashStringValue::key_type name, HashStringValue::value_type value, Add_header_attribute_info* info) {
740: if(name==BODY_NAME_UPPER || name==DOWNLOAD_NAME_UPPER || name==CHARSET_NAME_UPPER)
1.101 paf 741: return;
1.290 misha 742:
1.345 moko 743: if(name==LAST_MODIFIED_NAME_UPPER)
744: info->add_last_modified=false;
745:
1.316 misha 746: const char* aname=String(name, String::L_URI).untaint_and_transcode_cstr(String::L_URI, &info->r.charsets);
1.101 paf 747:
1.267 paf 748: SAPI::add_header_attribute(info->r.sapi_info,
1.345 moko 749: aname,
1.316 misha 750: attributed_meaning_to_string(*value, String::L_URI, false).untaint_and_transcode_cstr(String::L_URI, &info->r.charsets)
1.303 misha 751: );
1.267 paf 752: }
753:
1.366 moko 754: static void output_sole_piece(Request& r, bool header_only, VFile& body_file, Value* body_file_content_type) {
1.267 paf 755: // transcode text body when "text/*" or simple result
756: String::C output(body_file.value_ptr(), body_file.value_size());
757: if(!body_file_content_type/*vstring.as_vfile*/ || body_file_content_type->as_string().pos("text/")==0)
1.366 moko 758: output=Charset::transcode(output, r.charsets.source(), r.charsets.client());
1.267 paf 759:
1.311 misha 760: // prepare header: Content-Length
761: SAPI::add_header_attribute(r.sapi_info, HTTP_CONTENT_LENGTH, format(output.length, "%u"));
1.267 paf 762:
763: // send header
764: SAPI::send_header(r.sapi_info);
765:
766: // send body
767: if(!header_only)
768: SAPI::send_body(r.sapi_info, output.str, output.length);
769: }
770:
771: #ifndef DOXYGEN
772: struct Range
773: {
1.396 moko 774: uint64_t start;
775: uint64_t end;
1.267 paf 776: };
777: #endif
1.396 moko 778:
779: #define UNSET ((uint64_t)-1)
780:
1.313 misha 781: static void parse_range(const String* s, Array<Range> &ar) {
1.267 paf 782: const char *p = s->cstr();
783: if(s->starts_with("bytes="))
784: p += 6;
785: Range r;
786: while(*p){
1.396 moko 787: r.start = UNSET;
788: r.end = UNSET;
1.401 moko 789:
790: while(*p==' ' || *p=='\t') p++;
791:
1.267 paf 792: if(*p >= '0' && *p <= '9'){
1.416 moko 793: const char *n=p;
1.401 moko 794: while(*p>='0' && *p<='9') p++;
1.416 moko 795: r.start = pa_atoul(pa_strdup(n, p-n));
1.267 paf 796: }
1.401 moko 797:
798: while(*p==' ' || *p=='\t') p++;
799:
1.267 paf 800: if(*p++ != '-') break;
1.401 moko 801:
802: while(*p==' ' || *p=='\t') p++;
803:
1.267 paf 804: if(*p >= '0' && *p <= '9'){
1.416 moko 805: const char *n=p;
1.401 moko 806: while(*p>='0' && *p<='9') p++;
1.416 moko 807: r.end = pa_atoul(pa_strdup(n, p-n));
1.267 paf 808: }
1.401 moko 809:
810: while(*p==' ' || *p=='\t') p++;
811:
812: if(*p)
813: if(*p++ != ',') break;
814:
1.267 paf 815: ar += r;
816: }
1.101 paf 817: }
1.267 paf 818:
1.400 moko 819: struct Send_range_action_info {
820: Request *r;
821: uint64_t offset;
822: uint64_t part_length;
823: };
824:
825: static void send_range(struct stat& /*finfo*/, int f, const String& /*file_spec*/, void *context){
826: Send_range_action_info &info = *(Send_range_action_info*)context;
827:
1.414 moko 828: SAPI::send_header(info.r->sapi_info);
1.400 moko 829: pa_lseek(f, info.offset, SEEK_SET);
830:
831: const size_t BUFSIZE = 128*0x400;
832: char buf[BUFSIZE];
833: do{
834: size_t to_read = info.part_length < BUFSIZE ? (size_t)info.part_length : BUFSIZE;
835: size_t to_write = file_block_read(f, buf, to_read);
836:
837: if(to_write == 0)
838: break;
839:
840: size_t size = SAPI::send_body(info.r->sapi_info, buf, to_write);
841: if(size != to_write)
842: break;
843:
844: info.part_length -= to_write;
845: } while (info.part_length);
846: }
847:
1.396 moko 848: static void output_pieces(Request& r, bool header_only, const String& filename, uint64_t content_length, Value& date, bool add_last_modified) {
1.315 misha 849: SAPI::add_header_attribute(r.sapi_info, "accept-ranges", "bytes");
1.270 paf 850:
1.339 moko 851: const char *range = SAPI::Env::get(r.sapi_info, "HTTP_RANGE");
1.396 moko 852: uint64_t offset=0;
853: uint64_t part_length=content_length;
1.401 moko 854:
855: if(range && content_length){
1.267 paf 856: Array<Range> ar;
857: parse_range(new String(range), ar);
1.396 moko 858: int count = ar.count();
1.267 paf 859: if(count == 1){
860: Range &rg = ar.get_ref(0);
1.401 moko 861:
862: if(rg.start == UNSET && rg.end == UNSET)
863: return SAPI::send_error(r.sapi_info, "", "416");
864:
1.396 moko 865: if(rg.start == UNSET && rg.end != UNSET){
1.401 moko 866: if(rg.end > content_length)
867: rg.end = content_length;
1.404 moko 868: rg.start = content_length - rg.end;
869: rg.end = content_length-1;
1.401 moko 870: } else if(rg.start != UNSET && rg.end == UNSET){
871: if(rg.start >= content_length)
872: return SAPI::send_error(r.sapi_info, "", "416");
1.267 paf 873: rg.end = content_length-1;
1.401 moko 874: } else {
875: if(rg.start >= content_length || rg.start > rg.end)
876: return SAPI::send_error(r.sapi_info, "", "416");
877: if(rg.end >= content_length)
878: rg.end = content_length-1;
1.267 paf 879: }
1.401 moko 880:
881: offset = rg.start;
882: part_length = rg.end-rg.start+1;
883:
1.400 moko 884: char buf[MAX_STRING];
885: snprintf(buf, MAX_STRING, "bytes %.15g-%.15g/%.15g", (double)rg.start, (double)rg.end, (double)content_length);
1.401 moko 886: SAPI::add_header_attribute(r.sapi_info, HTTP_STATUS, "206");
1.315 misha 887: SAPI::add_header_attribute(r.sapi_info, "content-range", buf);
1.401 moko 888: } else {
1.410 moko 889: return SAPI::send_error(r.sapi_info, count ? "Multiple ranges are not supported" : "Invalid range", count ? "501" : "400");
1.267 paf 890: }
891: }
892:
1.398 moko 893: SAPI::add_header_attribute(r.sapi_info, HTTP_CONTENT_LENGTH, format((double)part_length, "%.15g"));
1.267 paf 894:
1.314 misha 895: if(add_last_modified)
1.315 misha 896: SAPI::add_header_attribute(r.sapi_info, "last-modified", attributed_meaning_to_string(date, String::L_AS_IS, true).cstr());
1.314 misha 897:
1.414 moko 898: if(header_only){
899: SAPI::send_header(r.sapi_info);
900: } else {
1.400 moko 901: Send_range_action_info info = { &r, offset, part_length};
902: file_read_action_under_lock(r.full_disk_path(filename), "send", send_range, &info);
1.267 paf 903: }
904: }
905:
1.248 paf 906: void Request::output_result(VFile* body_file, bool header_only, bool as_attachment) {
1.51 paf 907: // header: cookies
1.248 paf 908: cookie.output_result(sapi_info);
1.51 paf 909:
1.394 moko 910: // $.file and $.name (when body is real vfile)
911: Value* vfile = body_file->fields().get(response_body_file_name);
912: Value* vname = body_file->fields().get(name_name);
913:
914: const String* sfile = vfile ? &vfile->as_string() : NULL;
915: const String* sname = vname ? &vname->as_string() : NULL;
916:
917: if(sname && *sname == NONAME_DAT)
918: sname = NULL;
1.92 paf 919:
1.409 moko 920: // Content-Disposition, use $.name[<empty>] to avoid
1.394 moko 921: const String* disposition_name = sname ? sname->is_empty() ? NULL : sname : sfile;
922: if(disposition_name) {
1.420 moko 923: String& filename = *new String(pa_filename(disposition_name->cstr()), String::L_URI);
924: String& filename_asterisk = *new String(charsets.client().NAME(), String::L_CLEAN) << (*new String("''")) << filename;
925:
1.394 moko 926: VHash& hash=*new VHash();
927: hash.hash().put(value_name, new VString(as_attachment ? content_disposition_attachment : content_disposition_inline));
1.420 moko 928: hash.hash().put(content_disposition_filename_name, new VString(filename));
929: hash.hash().put(content_disposition_filename_name_asterisk, new VString(filename_asterisk));
1.394 moko 930: response.fields().put(content_disposition_name_upper, &hash);
931: }
1.267 paf 932:
1.394 moko 933: // _file_ content-type might be specified
934: Value* body_file_content_type = body_file->fields().get(content_type_name);
935: if(!body_file_content_type){
936: const String* scontent_name = sname && !sname->is_empty() ? sname : sfile;
937: if(scontent_name)
938: body_file_content_type = new VString(mime_type_of(scontent_name->cstr()));
1.267 paf 939: }
940:
1.312 misha 941: // set Content-Type
1.314 misha 942: if(body_file_content_type) {
943: // body file content type
1.344 moko 944: response.fields().put(content_type_name_upper, body_file_content_type);
1.314 misha 945: } else {
946: // default content type
1.344 moko 947: response.fields().put_dont_replace(content_type_name_upper, new VString(*new String(DEFAULT_CONTENT_TYPE)));
1.314 misha 948: }
1.312 misha 949:
1.314 misha 950: // prepare header: $response:fields without :body, :download and :charset
1.267 paf 951: Add_header_attribute_info info(*this);
1.281 paf 952: response.fields().for_each<Add_header_attribute_info*>(add_header_attribute, &info);
1.50 paf 953:
1.394 moko 954: if(sfile) {
1.314 misha 955: // $response:[download|body][$.file[filespec]] -- optput specified file
1.367 moko 956: uint64_t content_length=0;
1.267 paf 957: time_t atime=0, mtime=0, ctime=0;
1.394 moko 958: file_stat(full_disk_path(*sfile), content_length, atime, mtime, ctime);
1.267 paf 959:
960: VDate* vdate=0;
961: if(Value* v=body_file->fields().get("mdate")) {
1.423 ! moko 962: vdate=dynamic_cast<VDate*>(v);
! 963: if(!vdate)
1.286 misha 964: throw Exception(PARSER_RUNTIME, 0, "mdate must be a date");
1.267 paf 965: }
966: if(!vdate)
1.346 moko 967: vdate=new VDate((pa_time_t)mtime);
1.62 paf 968:
1.399 moko 969: output_pieces(*this, header_only, *sfile, content_length, *vdate, info.add_last_modified);
1.267 paf 970: } else {
1.314 misha 971: if(body_file_content_type)
972: if(HashStringValue *hash=body_file_content_type->get_hash())
973: body_file_content_type=hash->get(value_name);
974:
1.366 moko 975: output_sole_piece(*this, header_only, *body_file, body_file_content_type);
1.267 paf 976: }
1.50 paf 977: }
1.104 paf 978:
1.328 misha 979: const String& Request::mime_type_of(const String* file_name) {
980: return mime_type_of(file_name?file_name->taint_cstr(String::L_FILE_SPEC):0);
981: }
982:
1.248 paf 983: const String& Request::mime_type_of(const char* user_file_name_cstr) {
1.104 paf 984: if(mime_types)
1.248 paf 985: if(const char* cext=strrchr(user_file_name_cstr, '.')) {
986: String sext(++cext);
1.246 paf 987: Table::Action_options options;
1.342 moko 988: if(mime_types->locate(0, sext.change_case(charsets.source(), String::CC_LOWER), options)) {
1.313 misha 989: if(const String* result=mime_types->item(1))
990: return *result;
1.104 paf 991: else
1.395 moko 992: throw Exception(PARSER_RUNTIME, 0, MIME_TYPES_NAME " table column elements must not be empty");
1.342 moko 993: }
1.104 paf 994: }
1.248 paf 995:
996: return *new String("application/octet-stream");
997: }
998:
1.365 moko 999: const String* Request::get_used_filespec(uint file_no){
1.318 misha 1000: if(file_no < file_list.count())
1001: return new String(file_list[file_no], String::L_TAINTED);
1002: return 0;
1003: }
1004:
1.248 paf 1005: #ifdef XML
1.280 paf 1006: xmlChar* Request::transcode(const String& s) {
1.248 paf 1007: return charsets.source().transcode(s);
1008: }
1009:
1.280 paf 1010: xmlChar* Request::transcode(const String::Body s) {
1.248 paf 1011: return charsets.source().transcode(s);
1012: }
1013:
1.280 paf 1014: const String& Request::transcode(const xmlChar* s) {
1.248 paf 1015: return charsets.source().transcode(s);
1.233 paf 1016: }
1.248 paf 1017: #endif
1018:
1.349 moko 1019: Request::Exception_details Request::get_details(const Exception& e) {
1020: const String* problem_source=e.problem_source();
1021: VHash& vhash=*new VHash; HashStringValue& hash=vhash.hash();
1022: Operation::Origin origin={0, 0, 0};
1.248 paf 1023:
1.349 moko 1024: if(!exception_trace.is_empty()) {
1025: Trace bottom=exception_trace.bottom_value();
1.350 moko 1026: origin=bottom.origin();
1027: if(!problem_source) { // we don't know who trigged the bug
1028: problem_source=bottom.name(); // we usually know source of next-from-throw-point exception did that
1029: exception_trace.set_bottom_index(exception_trace.bottom_index()+1);
1030: } else if (bottom.name()==problem_source) { // it is that same guy?
1.349 moko 1031: exception_trace.set_bottom_index(exception_trace.bottom_index()+1); // throw away that trace
1032: } else {
1033: // stack top contains not us, leaving intact to help ^throw
1.279 paf 1034: }
1.248 paf 1035: }
1036:
1037: // $.type
1038: if(const char* type=e.type(true))
1039: hash.put(exception_type_part_name, new VString(*new String(type)));
1040:
1041: // $.source
1.349 moko 1042: if(problem_source)
1043: hash.put(exception_source_part_name, new VString(*new String(*problem_source, String::L_TAINTED)));
1.248 paf 1044:
1.349 moko 1045: // $.file $.lineno $.colno
1046: if(origin.file_no){
1.347 moko 1047: hash.put("file", new VString(*new String(file_list[origin.file_no], String::L_TAINTED)));
1048: hash.put("lineno", new VInt(1+origin.line));
1049: hash.put("colno", new VInt(1+origin.col));
1.248 paf 1050: }
1051:
1052: // $.comment
1053: if(const char* comment=e.comment(true))
1.349 moko 1054: hash.put(exception_comment_part_name, new VString(*new String(comment, String::L_TAINTED)));
1.248 paf 1055:
1056: // $.handled(0)
1.299 misha 1057: hash.put(exception_handled_part_name, &VBool::get(false));
1.233 paf 1058:
1.349 moko 1059: return Request::Exception_details(origin, problem_source, vhash);
1.133 parser 1060: }
1.337 moko 1061:
1062: Temp_value_element::Temp_value_element(Request& arequest, Value& awhere, const String& aname, Value* awhat) :
1063: frequest(arequest),
1064: fwhere(awhere),
1065: fname(aname),
1066: saved(awhere.get_element(aname))
1067: {
1068: Junction* junction;
1069: if(saved && (junction=saved->get_junction()) && junction->is_getter)
1070: saved=0;
1071: frequest.put_element(fwhere, aname, awhat);
1072: }
1073:
1074: Temp_value_element::~Temp_value_element() {
1075: frequest.put_element(fwhere, fname, saved ? saved : VVoid::get());
1076: }
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