Annotation of parser3/src/main/pa_request.C, revision 1.251
1.54 paf 1: /** @file
1.55 paf 2: Parser: request class main part. @see compile.C and execute.C.
3:
1.248 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:
1.251 ! paf 8: static const char* IDENT_REQUEST_C="$Date: 2003/09/29 10:51:02 $";
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"
1.248 paf 19: #include "pa_venv.h"
20: #include "pa_vmath.h"
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"
1.248 paf 28: #include "pa_cache_managers.h"
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"
1.159 parser 34:
1.248 paf 35: // consts
36:
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
1.248 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
1.248 paf 43: const char* DEFAULT_CONTENT_TYPE="text/html";
44: const char* ORIGINS_CONTENT_TYPE="text/plain";
45:
46: // defines for globals
47:
48: #define MAIN_METHOD_NAME "main"
49: #define AUTO_METHOD_NAME "auto"
50: #define BODY_NAME "body"
51: #define EXCEPTION_TYPE_PART_NAME "type"
52: #define EXCEPTION_SOURCE_PART_NAME "source"
53: #define EXCEPTION_COMMENT_PART_NAME "comment"
54: #define EXCEPTION_HANDLED_PART_NAME "handled"
55:
56: // globals
57:
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);
64: const String exception_type_part_name(EXCEPTION_TYPE_PART_NAME);
65: const String exception_source_part_name(EXCEPTION_SOURCE_PART_NAME);
66: const String exception_comment_part_name(EXCEPTION_COMMENT_PART_NAME);
67: const String exception_handled_part_name(EXCEPTION_HANDLED_PART_NAME);
68:
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:
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);
89:
90: // defines
1.82 paf 91:
1.233 paf 92: // op.C
1.248 paf 93: VStateless_class& VClassMAIN_create();
1.123 paf 94:
1.157 parser 95: //
1.248 paf 96: Request::Request(SAPI_Info& asapi_info, Request_info& arequest_info,
97: String::Language adefault_lang, bool status_allowed):
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),
1.191 paf 106: fconnection(0),
1.248 paf 107: finterrupted(false),
108:
109: // public
1.183 paf 110: #ifdef RESOURCES_DEBUG
1.248 paf 111: sql_connect_time(0),
112: sql_request_time(0),
113: #endif
114:
115: // public
116: sapi_info(asapi_info),
117: request_info(arequest_info),
118: charsets(UTF8_charset, UTF8_charset, UTF8_charset), // default charsets
119:
120: main_class(VClassMAIN_create()),
121: form(*new VForm),
122: mail(*new VMail),
123: response(*new VResponse(arequest_info, charsets)),
124: cookie(*new VCookie),
125:
126: // private
127: configure_admin_done(false),
128:
129: // private defaults
130: fdefault_lang(adefault_lang),
131: // private mime types
132: mime_types(0)
1.157 parser 133: {
1.248 paf 134: // file_no=0 => unknown
1.249 paf 135: file_list+=String::Body("UNKNOWN");
136: file_list+=String::Body("-body of process-"); // pseudo_file_no__process
1.186 paf 137:
1.178 paf 138: // maybe expire old caches
1.248 paf 139: cache_managers.maybe_expire();
1.178 paf 140:
1.157 parser 141: /// directly used
1.233 paf 142: // MAIN class, operators
1.235 paf 143: classes().put(main_class.name(), &main_class);
1.157 parser 144: // classes:
145: // table, file, random, mail, image, ...
1.248 paf 146: methoded_array().register_directly_used(*this);
1.157 parser 147:
148: /// methodless
149: // env class
1.249 paf 150: classes().put(String::Body(ENV_CLASS_NAME), new VEnv(asapi_info));
1.175 paf 151: // status class
1.179 paf 152: if(status_allowed)
1.249 paf 153: classes().put(String::Body(STATUS_CLASS_NAME), new VStatus());
1.157 parser 154: // request class
1.249 paf 155: classes().put(String::Body(REQUEST_CLASS_NAME), new VRequest(arequest_info, charsets));
1.157 parser 156: // cookie class
1.249 paf 157: classes().put(String::Body(COOKIE_CLASS_NAME), &cookie);
1.157 parser 158:
159: /// methoded
160: // response class
1.248 paf 161: classes().put(response.get_class()->name(), &response);
1.157 parser 162:
163: /// bases used
164: // form class
1.248 paf 165: classes().put(form.get_class()->base_class()->name(), &form);
1.213 paf 166: // mail class
1.248 paf 167: classes().put(mail.get_class()->base_class()->name(), &mail);
1.157 parser 168: // math class
1.248 paf 169: {
170: Value& math=*new VMath;
171: classes().put(math.get_class()->base_class()->name(), &math);
172: }
173: // memory class
174: {
175: Value& memory=*new VMemory;
176: classes().put(memory.get_class()->base_class()->name(), &memory);
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
1.248 paf 183: if(const char* xml_generic_errors=xmlGenericErrors()) {
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:
1.248 paf 190: Value& Request::get_self() { return method_frame/*always have!*/->self(); }
1.192 paf 191:
1.248 paf 192: static void load_charset(HashStringValue::key_type akey,
193: HashStringValue::value_type avalue,
194: Request_charsets* charsets) {
1.249 paf 195: const String::Body NAME=String(akey, String::L_CLEAN).change_case(charsets->source(), String::CC_UPPER);
1.248 paf 196: ::charsets.load_charset(*charsets, NAME, avalue->as_string());
1.208 paf 197: }
1.248 paf 198: void Request::configure_admin(VStateless_class& conf_class) {
1.208 paf 199: if(configure_admin_done)
200: throw Exception("parser.runtime",
1.248 paf 201: 0,
1.208 paf 202: "parser already configured");
203: configure_admin_done=true;
204:
1.227 paf 205: // charsets must only be specified in method_frame config
1.208 paf 206: // so that users would not interfere
207:
208: /* $MAIN:CHARSETS[
209: $.charsetname1[/full/path/to/charset/file.cfg]
210: ...
211: ]
212: */
1.248 paf 213: if(Value* vcharsets=conf_class.get_element(charsets_name, conf_class, false)) {
1.240 paf 214: if(!vcharsets->is_string())
1.248 paf 215: if(HashStringValue* charsets=vcharsets->get_hash())
216: charsets->for_each(load_charset, &this->charsets);
1.240 paf 217: else
218: throw Exception("parser.runtime",
219: 0,
220: "$" MAIN_CLASS_NAME ":" CHARSETS_NAME " must be hash");
1.208 paf 221: }
222:
1.227 paf 223: // configure method_frame options
1.208 paf 224: // until someone with less privileges have overriden them
1.248 paf 225: methoded_array().configure_admin(*this);
1.208 paf 226: }
1.150 parser 227:
1.64 paf 228: /**
229: load MAIN class, execute @main.
230: MAIN class consists of all the auto.p files we'd manage to find
231: plus
232: the file user requested us to process
233: all located classes become children of one another,
234: composing class we name 'MAIN'
1.180 paf 235:
236: @test log stack trace
237:
1.64 paf 238: */
1.248 paf 239: void Request::core(const char* config_filespec, bool config_fail_on_read_problem, bool header_only) {
1.183 paf 240:
241: #ifdef RESOURCES_DEBUG
242: //measures
243: struct timeval mt[10];
244: //measure:before all
245: gettimeofday(&mt[0],NULL);
246: #endif
1.169 parser 247: try {
1.211 paf 248: // loading config
249: if(config_filespec) {
1.248 paf 250: const String& filespec=*new String(config_filespec);
1.233 paf 251: use_file(main_class,
1.248 paf 252: filespec, 0 /*main_alias*/,
253: true /*ignore class_path*/,
254: config_fail_on_read_problem,
255: true /*file must exist if 'fail on read problem' not set*/);
1.29 paf 256: }
1.8 paf 257:
1.72 paf 258: // loading auto.p files from document_root/..
259: // to the one beside requested file.
260: // all assigned bases from upper dir
261: {
1.248 paf 262: const char* after=request_info.path_translated;
263: size_t drlen=strlen(request_info.document_root);
264: if(memcmp(after, request_info.document_root, drlen)==0) {
1.115 paf 265: after+=drlen;
266: if(after[-1]=='/')
267: --after;
268: }
269:
1.152 parser 270: int step=0;
1.248 paf 271: while(const char* before=strchr(after, '/')) {
272: String& sfile_spec=*new String;
273: if(after!=request_info.path_translated) {
274: sfile_spec.append_strdup(
275: request_info.path_translated, before-request_info.path_translated,
276: String::L_CLEAN);
1.152 parser 277: sfile_spec << "/" AUTO_FILE_NAME;
278:
1.233 paf 279: use_file(main_class,
1.248 paf 280: sfile_spec,
281: 0 /*main_alias*/,
282: true /*ignore class_path*/,
283: true /*fail on read problem*/,
284: false /*but ignore absence, sole user*/);
1.115 paf 285: }
286: after=before+1;
1.72 paf 287: }
288: }
1.34 paf 289:
1.125 paf 290: // compile requested file
1.248 paf 291: String& spath_translated=*new String;
292: spath_translated.append_help_length(request_info.path_translated, 0, String::L_TAINTED);
1.233 paf 293: use_file(main_class,
1.248 paf 294: spath_translated,
295: 0 /*main_alias*/,
296: true /*ignore class_path*/);
1.214 paf 297:
1.227 paf 298: // configure method_frame options if not configured yet
1.214 paf 299: if(!configure_admin_done)
1.248 paf 300: configure_admin(main_class);
1.7 paf 301:
1.227 paf 302: // configure not-method_frame=user options
1.248 paf 303: methoded_array().configure_user(*this);
1.124 paf 304:
1.85 paf 305: // $MAIN:MIME-TYPES
1.248 paf 306: if(Value* element=main_class.get_element(mime_types_name, main_class, false))
1.85 paf 307: if(Table *table=element->get_table())
308: mime_types=table;
1.102 paf 309:
1.124 paf 310: // filling form fields
1.248 paf 311: form.fill_fields_and_tables(charsets, request_info);
1.102 paf 312:
1.124 paf 313: // filling cookies
1.248 paf 314: cookie.fill_fields(request_info);
1.213 paf 315:
316: // filling mail received
317: mail.fill_received(*this);
1.25 paf 318:
1.183 paf 319: #ifdef RESOURCES_DEBUG
320: //measure:after compile
321: gettimeofday(&mt[1],NULL);
322: #endif
1.25 paf 323: // execute @main[]
1.248 paf 324: const String* body_string=execute_virtual_method(main_class, main_method_name);
1.41 paf 325: if(!body_string)
1.197 paf 326: throw Exception("parser.runtime",
1.248 paf 327: 0,
1.145 parser 328: "'"MAIN_METHOD_NAME"' method not found");
1.79 paf 329:
1.183 paf 330: #ifdef RESOURCES_DEBUG
331: //measure:after main
332: gettimeofday(&mt[2],NULL);
333: #endif
334:
1.250 paf 335: // extract response body
336: Value* body_value=response.fields().get(download_name); // $response:download?
337: bool as_attachment=body_value!=0;
338: if(!body_value)
339: body_value=response.fields().get(body_name); // $response:body
340: if(!body_value)
341: body_value=new VString(*body_string); // just result of ^main[]
342:
1.119 paf 343: // @postprocess
1.248 paf 344: if(Value* value=main_class.get_element(post_process_method_name, main_class, false))
345: if(Junction* junction=value->get_junction())
1.91 paf 346: if(const Method *method=junction->method) {
347: // preparing to pass parameters to
1.119 paf 348: // @postprocess[data]
1.248 paf 349: VMethodFrame frame(/*method->name, */ *junction, 0/*no parent*/);
1.233 paf 350: frame.set_self(main_class);
1.91 paf 351:
1.250 paf 352: frame.store_param(*body_value);
353: body_value=&execute_method(frame, *method).as_value();
1.91 paf 354: }
1.90 paf 355:
1.250 paf 356: VFile* body_file=body_value->as_vfile(
1.248 paf 357: String::L_UNSPECIFIED, &charsets);
1.41 paf 358:
1.183 paf 359: #ifdef RESOURCES_DEBUG
360: //measure:after postprocess
361: gettimeofday(&mt[3],NULL);
362: #endif
363:
1.45 paf 364: // OK. write out the result
1.248 paf 365: output_result(body_file, header_only, as_attachment);
1.183 paf 366:
367: #ifdef RESOURCES_DEBUG
368: //measure:after output_result
369: gettimeofday(&mt[9],NULL);
370: t[9]=mt[9].tv_sec+mt[9].tv_usec/1000000.0;
371:
372: double t[10];
373: for(int i=0;i<10;i++)
374: t[i]=mt[i].tv_sec+mt[i].tv_usec/1000000.0;
375: //measure:log2 compile,main,postprocess,output
1.248 paf 376: SAPI::log("rmeasure: %s,%.2f,%.2f,%.2f %.2f,%.2f %.2f",
377: request_info.uri,
1.183 paf 378: t[1]-t[0],
379: t[2]-t[1],
380: t[3]-t[2],
381: sql_connect_time,sql_request_time,
382: t[9]-t[3]
383: );
384: #endif
1.171 parser 385: } catch(const Exception& e) { // request handling problem
1.76 paf 386: // we're returning not result, but error explanation
1.248 paf 387: // try {
388: #define PA_URI_FORMAT "%s: "
389: #define PA_ORIGIN_FILE_POS_FORMAT "%s(%d:%d): "
390: #define PA_SOURCE_FORMAT "'%s' "
391: #define PA_COMMENT_TYPE_FORMAT "%s [%s]"
1.76 paf 392: // log the beast
1.248 paf 393: Request::Exception_details details=get_details(e);
394:
395: if(details.problem_source) { // do we know the guy?
396: if(details.trace) { // do whe know where he came from?
397: Operation::Origin origin=details.trace.origin();
398: SAPI::log(sapi_info,
399: PA_URI_FORMAT
400: PA_ORIGIN_FILE_POS_FORMAT
401: PA_SOURCE_FORMAT PA_COMMENT_TYPE_FORMAT,
402: request_info.uri,
403: file_list[origin.file_no].cstr(), 1+origin.line, 1+origin.col,
404: details.problem_source->cstr(),
405: e.comment(), e.type()
406: );
407: } else
408: SAPI::log(sapi_info,
409: PA_URI_FORMAT
410: PA_SOURCE_FORMAT PA_COMMENT_TYPE_FORMAT,
411: request_info.uri,
412: details.problem_source->cstr(),
413: e.comment(), e.type()
414: );
415: } else
416: SAPI::log(sapi_info,
417: PA_URI_FORMAT
418: PA_COMMENT_TYPE_FORMAT,
419: request_info.uri,
1.206 paf 420: e.comment(), e.type()
1.180 paf 421: );
1.171 parser 422:
1.43 paf 423: // reset language to default
424: flang=fdefault_lang;
425:
426: // reset response
427: response.fields().clear();
428:
429: // this is what we'd return in $response:body
1.248 paf 430: const String* body_string=0;
1.43 paf 431:
1.233 paf 432: // maybe we'd be lucky enough as to report an error
433: // in a gracefull way...
1.248 paf 434: if(Value* value=main_class.get_element(
435: *new String(UNHANDLED_EXCEPTION_METHOD_NAME),
1.237 paf 436: main_class,
1.233 paf 437: false)) {
1.248 paf 438: if(Junction* junction=value->get_junction()) {
1.233 paf 439: if(const Method *method=junction->method) {
1.248 paf 440: // preparing to pass parameters to
441: // @unhandled_exception[exception;stack]
442: VMethodFrame frame(/*method->name, */ *junction, 0/*no caller*/);
443: frame.set_self(main_class);
444:
445: // $exception
446: frame.store_param(details.vhash);
447: // $stack[^table::set{name origin}]
448: Table::columns_type stack_trace_columns(new ArrayString);
449: *stack_trace_columns+=new String("name");
450: *stack_trace_columns+=new String("file");
451: *stack_trace_columns+=new String("lineno");
452: *stack_trace_columns+=new String("colno");
453: Table& stack_trace=*new Table(stack_trace_columns);
454: if(!exception_trace.is_empty()/*signed!*/)
1.251 ! paf 455: for(size_t i=exception_trace.bottom_index(); i<exception_trace.top_index(); i++) {
1.248 paf 456: Trace trace=exception_trace.get(i);
457: Table::element_type row(new ArrayString);
458:
459: *row+=trace.name(); // name column
460: Operation::Origin origin=trace.origin();
461: if(origin.file_no) {
462: *row+=new String(file_list[origin.file_no], String::L_TAINTED); // 'file' column
1.249 paf 463: *row+=new String(String::Body::Format(1+origin.line), String::L_CLEAN); // 'lineno' column
464: *row+=new String(String::Body::Format(1+origin.col), String::L_CLEAN); // 'colno' column
1.248 paf 465: }
466: stack_trace+=row;
467: }
468: frame.store_param(*new VTable(&stack_trace));
469:
470: // future $response:body=
471: // execute ^unhandled_exception[exception;stack]
1.250 paf 472: body_string=&execute_method(frame, *method).as_string();
1.233 paf 473: }
474: }
1.30 paf 475: }
476:
1.41 paf 477: if(!body_string) { // couldn't report an error beautifully?
478: // doing that ugly
479:
480: // make up result: $origin $source $comment $type $code
1.248 paf 481: char *buf=new(PointerFreeGC) char[MAX_STRING];
1.30 paf 482: size_t printed=0;
1.248 paf 483: if(const String* problem_source=e.problem_source()) {
484: /*const String_fragment::Origin& origin=problem_source->origin();
1.30 paf 485: if(origin.file)
1.180 paf 486: printed+=snprintf(buf+printed, MAX_STRING-printed,
1.248 paf 487: PA_ORIGIN_FILE_POS_FORMAT,
1.180 paf 488: origin.file, 1+origin.line
489: );
1.41 paf 490: printed+=snprintf(buf+printed, MAX_STRING-printed, "'%s' ",
1.248 paf 491: problem_source->cstr().get());
492: */
1.30 paf 493: }
1.248 paf 494: if(const char* comment=e.comment(true))
1.206 paf 495: printed+=snprintf(buf+printed, MAX_STRING-printed, "%s", comment);
1.248 paf 496: if(const char* type=e.type(true))
1.197 paf 497: printed+=snprintf(buf+printed, MAX_STRING-printed, " type: %s", type);
1.43 paf 498:
499: // future $response:content-type
1.248 paf 500: response.fields().put(content_type_name,
501: new VString(*new String(UNHANDLED_EXCEPTION_CONTENT_TYPE)));
1.43 paf 502: // future $response:body
1.248 paf 503: body_string=new String(buf);
1.30 paf 504: }
1.41 paf 505:
1.144 parser 506: VString body_vstring(*body_string);
1.248 paf 507: VFile* body_file=body_vstring.as_vfile(String::L_UNSPECIFIED, &charsets);
1.90 paf 508:
1.45 paf 509: // ERROR. write it out
1.248 paf 510: output_result(body_file, header_only, false);
511: // } catch(const Exception& ) {
512: // rethrow;
513: // }
1.1 paf 514: }
515: }
516:
1.249 paf 517: size_t Request::register_file(String::Body file_spec) {
1.248 paf 518: file_list+=file_spec;
519: return file_list.count()-1;
520: }
521:
522: void Request::use_file(VStateless_class& aclass,
523: const String& file_name, const String* main_alias,
524: bool ignore_class_path,
525: bool fail_on_read_problem,
526: bool fail_on_file_absence) {
1.73 paf 527: // cyclic dependence check
1.148 parser 528: if(used_files.get(file_name))
1.248 paf 529: return;
530: used_files.put(file_name, true);
1.73 paf 531:
1.248 paf 532: const String* file_spec;
1.153 parser 533: if(ignore_class_path) // ignore_class_path?
1.148 parser 534: file_spec=&file_name;
1.248 paf 535: else if(file_name.first_char()=='/') //absolute path? [no need to scan MAIN:CLASS_PATH]
1.153 parser 536: file_spec=&absolute(file_name);
537: else {
538: file_spec=0;
1.248 paf 539: if(Value* element=main_class.get_element(class_path_name, main_class, false)) {
1.233 paf 540: if(element->is_string()) {
541: file_spec=file_readable(absolute(element->as_string()), file_name); // found at class_path?
542: } else if(Table *table=element->get_table()) {
1.248 paf 543: int size=table->count();
1.233 paf 544: for(int i=size; i--; ) {
1.248 paf 545: const String& path=*(*table->get(i))[0];
1.233 paf 546: if(file_spec=file_readable(absolute(path), file_name))
547: break; // found along class_path
548: }
549: } else
550: throw Exception("parser.runtime",
551: 0,
552: "$" CLASS_PATH_NAME " must be string or table");
553: if(!file_spec)
554: throw Exception("parser.runtime",
555: &file_name,
556: "not found along " MAIN_CLASS_NAME ":" CLASS_PATH_NAME);
557: }
1.153 parser 558: if(!file_spec)
1.197 paf 559: throw Exception("parser.runtime",
1.153 parser 560: &file_name,
1.203 paf 561: "usage failed - no $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME " were specified");
1.148 parser 562: }
1.230 paf 563:
564: if(fail_on_read_problem && !fail_on_file_absence) // ignore file absence if asked for
565: if(!entry_exists(*file_spec))
1.248 paf 566: return;
1.3 paf 567:
1.248 paf 568: if(const char* source=file_read_text(charsets, *file_spec, fail_on_read_problem))
569: use_buf(aclass, source, main_alias, register_file(*file_spec));
1.16 paf 570: }
571:
1.208 paf 572:
1.248 paf 573: void Request::use_buf(VStateless_class& aclass,
574: const char* source, const String* main_alias,
575: uint file_no) {
1.233 paf 576: // temporary zero @conf so to maybe-replace it in compiled code
1.248 paf 577: Temp_method temp_method_conf(aclass, conf_method_name, 0);
1.233 paf 578: // temporary zero @auto so to maybe-replace it in compiled code
1.248 paf 579: Temp_method temp_method_auto(aclass, auto_method_name, 0);
1.233 paf 580:
1.5 paf 581: // compile loaded class
1.248 paf 582: VStateless_class& cclass=compile(&aclass, source, main_alias, file_no);
1.212 paf 583:
1.233 paf 584: // locate and execute possible @conf[] static
1.248 paf 585: VString* vfilespec=
586: new VString(*new String(file_list[file_no], String::L_TAINTED));
587: Execute_nonvirtual_method_result executed=execute_nonvirtual_method(cclass,
588: conf_method_name, vfilespec,
589: false/*no string result needed*/);
590: if(executed.method)
591: configure_admin(cclass/*, executed.method->name*/);
1.208 paf 592:
593: // locate and execute possible @auto[] static
1.233 paf 594: execute_nonvirtual_method(cclass,
1.248 paf 595: auto_method_name, vfilespec,
596: false/*no result needed*/);
1.19 paf 597: }
598:
1.248 paf 599: const String& Request::relative(const char* apath, const String& relative_name) {
600: char *hpath=strdup(apath);
601: String& result=*new String;
602: if(rsplit(hpath, '/')) // if something/splitted
1.217 paf 603: result << hpath << "/";
1.248 paf 604: result << relative_name;
605: return result;
1.19 paf 606: }
607:
1.77 paf 608: const String& Request::absolute(const String& relative_name) {
1.217 paf 609: if(relative_name.first_char()=='/') {
1.248 paf 610: String& result=*new String(strdup(request_info.document_root));
1.104 paf 611: result << relative_name;
1.19 paf 612: return result;
613: } else
1.248 paf 614: if(relative_name.pos("://")!=STRING_NOT_FOUND // something like "http://xxx"
1.247 paf 615: #ifdef WIN32
616: || relative_name.pos(":")==1 // DRIVE:
617: || relative_name.starts_with("\\\\") // UNC1
618: || relative_name.starts_with("//") // UNC2
619: #endif
620: )
621: return relative_name;
622: else
1.248 paf 623: return relative(request_info.path_translated, relative_name);
1.1 paf 624: }
1.45 paf 625:
1.248 paf 626: static void add_header_attribute(
627: HashStringValue::key_type aattribute,
628: HashStringValue::value_type ameaning,
629: Request *r) {
1.184 paf 630: if(aattribute==BODY_NAME
1.244 paf 631: || aattribute==DOWNLOAD_NAME
1.184 paf 632: || aattribute==CHARSET_NAME)
1.101 paf 633: return;
634:
1.248 paf 635: SAPI::add_header_attribute(r->sapi_info,
1.173 paf 636: aattribute.cstr(),
1.248 paf 637: attributed_meaning_to_string(*ameaning, String::L_HTTP_HEADER, false).
638: cstr(String::L_UNSPECIFIED));
1.101 paf 639: }
1.248 paf 640: void Request::output_result(VFile* body_file, bool header_only, bool as_attachment) {
1.51 paf 641: // header: cookies
1.248 paf 642: cookie.output_result(sapi_info);
1.51 paf 643:
1.248 paf 644: Value* body_file_content_type;
1.90 paf 645: // set content-type
1.248 paf 646: if(body_file_content_type=body_file->fields().get(content_type_name)) {
1.90 paf 647: // body file content type
1.248 paf 648: response.fields().put(content_type_name, body_file_content_type);
1.90 paf 649: } else {
650: // default content type
1.248 paf 651: response.fields().put_dont_replace(content_type_name,
652: new VString(*new String(DEFAULT_CONTENT_TYPE)));
1.92 paf 653: }
654:
655: // content-disposition
1.248 paf 656: if(Value* vfile_name=body_file->fields().get(name_name))
657: if(*vfile_name->get_string()!=NONAME_DAT) {
658: VHash& hash=*new VHash();
659: HashStringValue &h=hash.hash();
1.244 paf 660: if(as_attachment)
1.248 paf 661: h.put(value_name, new VString(content_disposition_value));
662: h.put(content_disposition_filename_name, vfile_name);
663: response.fields().put(content_disposition_name, &hash);
1.111 paf 664: }
1.49 paf 665:
1.62 paf 666: // prepare header: $response:fields without :body
1.178 paf 667: response.fields().for_each(add_header_attribute, this);
1.50 paf 668:
1.220 paf 669: // transcode text body when "text/*" or simple result
1.223 paf 670: if(body_file_content_type)
1.248 paf 671: if(HashStringValue *hash=body_file_content_type->get_hash())
672: body_file_content_type=hash->get(value_name);
673: String::C output(body_file->value_ptr(), body_file->value_size());
674: if(!body_file_content_type/*vstring.as_vfile*/ || body_file_content_type->as_string().pos("text/")==0)
675: output=Charset::transcode(output,
676: charsets.source(),
677: charsets.client());
1.50 paf 678:
1.62 paf 679: // prepare header: content-length
1.200 paf 680: char content_length_cstr[MAX_NUMBER];
1.248 paf 681: snprintf(content_length_cstr, MAX_NUMBER, "%u", output.length);
682: SAPI::add_header_attribute(sapi_info, "content-length", content_length_cstr);
1.62 paf 683:
684: // send header
1.248 paf 685: SAPI::send_header(sapi_info);
1.71 paf 686:
1.62 paf 687: // send body
688: if(!header_only)
1.248 paf 689: SAPI::send_body(sapi_info, output.str, output.length);
1.50 paf 690: }
1.104 paf 691:
1.248 paf 692: const String& Request::mime_type_of(const char* user_file_name_cstr) {
1.104 paf 693: if(mime_types)
1.248 paf 694: if(const char* cext=strrchr(user_file_name_cstr, '.')) {
695: String sext(++cext);
1.246 paf 696: Table::Action_options options;
1.248 paf 697: if(mime_types->locate(0, sext.change_case(charsets.source(), String::CC_LOWER), options))
698: if(const String* result=mime_types->item(1))
699: return *result;
1.104 paf 700: else
1.197 paf 701: throw Exception("parser.runtime",
1.248 paf 702: 0,
1.212 paf 703: MIME_TYPES_NAME " table column elements must not be empty");
1.104 paf 704: }
1.248 paf 705:
706: return *new String("application/octet-stream");
707: }
708:
709: #ifdef XML
710: GdomeDOMString_auto_ptr Request::transcode(const String& s) {
711: return charsets.source().transcode(s);
712: }
713:
1.249 paf 714: GdomeDOMString_auto_ptr Request::transcode(const String::Body s) {
1.248 paf 715: return charsets.source().transcode(s);
716: }
717:
718: const String& Request::transcode(GdomeDOMString* s) {
719: return charsets.source().transcode(s);
720: }
721:
722: const String& Request::transcode(xmlChar* s) {
723: return charsets.source().transcode(s);
1.233 paf 724: }
1.248 paf 725: #endif
726:
727:
728: const Request::Trace Request::Exception_trace::extract_origin(const String*& problem_source) {
729: Trace result;
730: if(!is_empty()) {
731: result=bottom_value();
732: if(!problem_source) { // we don't know who trigged the bug?
733: problem_source=result.name(); // consider the stack-top-guy did that
734: fbottom++;
735: } else if(result.name()==problem_source) // it is that same guy?
736: fbottom++; // throw away that trace
737: // else stack top contains not us,
738: // leaving result intact
739: // it would help ^throw
740: }
741:
742: return result;
743: }
744:
745: Request::Exception_details Request::get_details(const Exception& e) {
746: const String* problem_source=e.problem_source();
747: Trace trace=exception_trace.extract_origin(problem_source);
748:
749: VHash& vhash=*new VHash; HashStringValue& hash=vhash.hash();
750:
751: // $.type
752: if(const char* type=e.type(true))
753: hash.put(exception_type_part_name, new VString(*new String(type)));
754:
755: // $.source
756: if(problem_source) {
757: String& source=*new String;
758: source.append(*problem_source, String::L_TAINTED, true/*forced*/);
759:
760: hash.put(exception_source_part_name, new VString(source));
761: }
762:
763: // $.file lineno colno
764: if(trace) {
765: const Operation::Origin origin=trace.origin();
1.249 paf 766: hash.put(String::Body("file"),
1.248 paf 767: new VString(*new String(file_list[origin.file_no], String::L_TAINTED)));
1.249 paf 768: hash.put(String::Body("lineno"), new VInt(1+origin.line));
769: hash.put(String::Body("colno"), new VInt(1+origin.col));
1.248 paf 770: }
771:
772: // $.comment
773: if(const char* comment=e.comment(true))
774: hash.put(exception_comment_part_name,
775: new VString(*new String(comment, 0, true/*tainted*/)));
776:
777: // $.handled(0)
778: hash.put(exception_handled_part_name, new VBool(false));
1.233 paf 779:
1.248 paf 780: return Request::Exception_details(trace, problem_source, vhash);
1.133 parser 781: }
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