Annotation of parser3/src/main/pa_request.C, revision 1.245.2.20
1.54 paf 1: /** @file
1.55 paf 2: Parser: request class main part. @see compile.C and execute.C.
3:
1.245.2.5 paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.194 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.218 paf 6: */
1.55 paf 7:
1.245.2.20! paf 8: static const char* IDENT_REQUEST_C="$Date: 2003/02/14 17:38:29 $";
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"
1.78 paf 19: #include "pa_vtable.h"
1.90 paf 20: #include "pa_vfile.h"
1.147 parser 21: #include "pa_dictionary.h"
1.208 paf 22: #include "pa_charset.h"
1.186 paf 23: #include "pa_charsets.h"
1.245.2.4 paf 24: #include "pa_cache_managers.h"
1.159 parser 25:
1.245.2.3 paf 26: // consts
27:
1.245.2.5 paf 28: const char* UNHANDLED_EXCEPTION_METHOD_NAME="unhandled_exception";
1.207 paf 29:
1.82 paf 30: /// content type of exception response, when no @MAIN:exception handler defined
1.245.2.5 paf 31: const char* UNHANDLED_EXCEPTION_CONTENT_TYPE="text/plain";
1.82 paf 32:
33: /// content type of response when no $MAIN:defaults.content-type defined
1.245.2.5 paf 34: const char* DEFAULT_CONTENT_TYPE="text/html";
35: const char* ORIGINS_CONTENT_TYPE="text/plain";
1.82 paf 36:
1.245.2.6 paf 37: // defines for globals
38:
1.245.2.12 paf 39: #define MAIN_METHOD_NAME "main"
1.245.2.16 paf 40: #define AUTO_METHOD_NAME "auto"
1.245.2.14 paf 41: #define BODY_NAME "body"
1.245.2.12 paf 42:
1.245.2.3 paf 43: // globals
44:
1.245.2.4 paf 45: StringPtr main_method_name(new String(MAIN_METHOD_NAME));
1.245.2.16 paf 46: StringPtr auto_method_name(new String(AUTO_METHOD_NAME));
1.245.2.11 paf 47: StringPtr content_disposition_name(new String(CONTENT_DISPOSITION_NAME));
48: StringPtr content_disposition_value(new String(CONTENT_DISPOSITION_VALUE));
49: StringPtr content_disposition_filename_name(new String(CONTENT_DISPOSITION_FILENAME_NAME));
1.245.2.14 paf 50: StringPtr body_name(new String(BODY_NAME));
1.245.2.3 paf 51:
1.245.2.6 paf 52: // defines for statics
53:
54: #define CHARSETS_NAME "CHARSETS"
55: #define MIME_TYPES_NAME "MIME-TYPES"
56: #define ORIGINS_MODE_NAME "ORIGINS"
57: #define CONF_METHOD_NAME "conf"
58: #define POST_PROCESS_METHOD_NAME "postprocess"
59: #define DOWNLOAD_NAME "download"
60: #define CLASS_PATH_NAME "CLASS_PATH"
61:
62: // statics
63:
64: static StringPtr charsets_name(new String(CHARSETS_NAME));
65: static StringPtr main_class_name(new String(MAIN_CLASS_NAME));
66: static StringPtr mime_types_name(new String(MIME_TYPES_NAME));
67: static StringPtr origins_mode_name(new String(ORIGINS_MODE_NAME));
68: static StringPtr conf_method_name(new String(CONF_METHOD_NAME));
69: static StringPtr post_process_method_name(new String(POST_PROCESS_METHOD_NAME));
70: static StringPtr download_name(new String(DOWNLOAD_NAME));
71: static StringPtr class_path_name(new String(CLASS_PATH_NAME));
72:
1.245.2.7 paf 73: // defines
1.245.2.6 paf 74:
1.233 paf 75: // op.C
1.245.2.4 paf 76: VStateless_classPtr VClassMAIN_create();
1.195 paf 77: // op.C
1.245.2.16 paf 78: VHashPtr exception2vhash(Pool& pool, const Exception& e);
1.123 paf 79:
1.157 parser 80: //
1.245.2.18 paf 81: Request::Request(Pool& apool, SAPI_Info& asapi_info, Request_info& arequest_info,
1.245.2.4 paf 82: uchar adefault_lang, bool status_allowed):
1.245.2.20! paf 83: // private
1.245.2.18 paf 84: fpool(apool),
1.245.2.20! paf 85: anti_endless_execute_recoursion(0),
! 86:
! 87: // public
! 88: method_frame(0),
! 89: rcontext(0),
! 90: wcontext(0),
! 91: flang(adefault_lang),
! 92: fconnection(0),
! 93: finterrupted(false),
! 94:
! 95: // public
! 96: #ifdef RESOURCES_DEBUG
! 97: sql_connect_time(0),
! 98: sql_request_time(0),
! 99: #endif
! 100:
! 101: // public
1.245.2.4 paf 102: sapi_info(asapi_info),
103: request_info(arequest_info),
1.245.2.6 paf 104: charsets(pool(), *UTF8_charset, *UTF8_charset, *UTF8_charset), // default charsets
105:
1.245.2.20! paf 106: main_class(VClassMAIN_create()),
1.245.2.6 paf 107: form(new VForm),
108: mail(new VMail),
1.245.2.20! paf 109: response(new VResponse(fpool, arequest_info, charsets)),
! 110: cookie(new VCookie),
! 111:
! 112: // private defaults
! 113: fdefault_lang(adefault_lang),
! 114: // private mime types
! 115: mime_types(0)
1.245.2.4 paf 116: {
1.178 paf 117: // maybe expire old caches
1.245.2.4 paf 118: cache_managers.maybe_expire();
1.178 paf 119:
1.157 parser 120: /// directly used
1.233 paf 121: // MAIN class, operators
1.245.2.4 paf 122: classes().put(main_class->name(), main_class);
1.157 parser 123: // classes:
124: // table, file, random, mail, image, ...
1.245.2.4 paf 125: methoded_array.register_directly_used(*this);
1.157 parser 126:
127: /// methodless
128: // env class
1.245.2.4 paf 129: classes().put(StringPtr(new String(ENV_CLASS_NAME)),
130: ValuePtr(new VEnv(asapi_info)));
1.175 paf 131: // status class
1.179 paf 132: if(status_allowed)
1.245.2.4 paf 133: classes().put(StringPtr(new String(STATUS_CLASS_NAME)),
1.245.2.12 paf 134: ValuePtr(new VStatus(pool())));
1.157 parser 135: // request class
1.245.2.4 paf 136: classes().put(StringPtr(new String(REQUEST_CLASS_NAME)),
137: ValuePtr(new VRequest(arequest_info, charsets)));
1.157 parser 138: // cookie class
1.245.2.6 paf 139: classes().put(StringPtr(new String(COOKIE_CLASS_NAME)), cookie);
1.157 parser 140:
141: /// methoded
142: // response class
1.245.2.6 paf 143: classes().put(response->get_class()->name(), response);
1.157 parser 144:
145: /// bases used
146: // form class
1.245.2.6 paf 147: classes().put(form->get_class()->base_class()->name(), form);
1.213 paf 148: // mail class
1.245.2.6 paf 149: classes().put(mail->get_class()->base_class()->name(), mail);
1.157 parser 150: // math class
1.245.2.4 paf 151: {
152: ValuePtr math(new VMail);
153: classes().put(math->get_class()->base_class()->name(), math);
154: }
1.117 paf 155: }
1.192 paf 156:
157: Request::~Request() {
158: #ifdef XML
159: // if for some strange reason xml generic errors failed to be reported, free them up
1.245.2.5 paf 160: if(const char* xml_generic_errors=xmlGenericErrors()) {
1.192 paf 161: SAPI::log(pool(), "warning: unreported xmlGenericErrors: %s", xml_generic_errors);
162: free((void *)xml_generic_errors);
163: }
164: #endif
165: }
1.236 paf 166:
1.245.2.8 paf 167: ValuePtr Request::get_self() { return method_frame?method_frame->get_self():ValuePtr(0); }
1.192 paf 168:
1.245.2.6 paf 169: static void load_charset(HashStringValue::key_type akey, HashStringValue::value_type avalue, int) {
170: ::charsets.load_charset(akey, avalue->as_string(0));
1.208 paf 171: }
1.245.2.6 paf 172: void Request::configure_admin(VStateless_class& conf_class, StringPtr source) {
1.208 paf 173: if(configure_admin_done)
174: throw Exception("parser.runtime",
175: source,
176: "parser already configured");
177: configure_admin_done=true;
178:
1.227 paf 179: // charsets must only be specified in method_frame config
1.208 paf 180: // so that users would not interfere
181:
182: /* $MAIN:CHARSETS[
183: $.charsetname1[/full/path/to/charset/file.cfg]
184: ...
185: ]
186: */
1.245.2.6 paf 187: if(ValuePtr vcharsets=conf_class.get_element(charsets_name, conf_class, false)) {
1.240 paf 188: if(!vcharsets->is_string())
1.245.2.6 paf 189: if(HashStringValue* charsets=vcharsets->get_hash(StringPtr(0)))
190: charsets->for_each(load_charset, 0);
1.240 paf 191: else
192: throw Exception("parser.runtime",
1.245.2.6 paf 193: Exception::undefined_source,
1.240 paf 194: "$" MAIN_CLASS_NAME ":" CHARSETS_NAME " must be hash");
1.208 paf 195: }
196:
1.227 paf 197: // configure method_frame options
1.208 paf 198: // until someone with less privileges have overriden them
1.245.2.6 paf 199: methoded_array.configure_admin(*this);
1.208 paf 200: }
1.150 parser 201:
1.64 paf 202: /**
203: load MAIN class, execute @main.
204: MAIN class consists of all the auto.p files we'd manage to find
205: plus
206: the file user requested us to process
207: all located classes become children of one another,
208: composing class we name 'MAIN'
1.180 paf 209:
210: @test log stack trace
211:
1.64 paf 212: */
1.153 parser 213: void Request::core(
1.245.2.5 paf 214: const char* config_filespec, bool config_fail_on_read_problem,
1.62 paf 215: bool header_only) {
1.183 paf 216:
217: #ifdef RESOURCES_DEBUG
218: //measures
219: struct timeval mt[10];
220: //measure:before all
221: gettimeofday(&mt[0],NULL);
222: #endif
1.169 parser 223: try {
1.29 paf 224: char *auto_filespec=(char *)malloc(MAX_STRING);
225:
1.211 paf 226: // loading config
227: if(config_filespec) {
1.245.2.6 paf 228: StringPtr filespec(new String);
229: filespec->APPEND_CLEAN(config_filespec, 0, "config", 0);
230: use_file(*main_class,
1.233 paf 231: filespec, true/* ignore class_path */,
232: config_fail_on_read_problem, true/* file must exist if 'fail on read problem' not set */);
1.29 paf 233: }
1.8 paf 234:
1.72 paf 235: // loading auto.p files from document_root/..
236: // to the one beside requested file.
237: // all assigned bases from upper dir
238: {
1.245.2.6 paf 239: const char* after=request_info.path_translated;
240: size_t drlen=strlen(request_info.document_root);
241: if(memcmp(after, request_info.document_root, drlen)==0) {
1.115 paf 242: after+=drlen;
243: if(after[-1]=='/')
244: --after;
245: }
246:
1.152 parser 247: int step=0;
1.245.2.5 paf 248: while(const char* before=strchr(after, '/')) {
1.245.2.6 paf 249: StringPtr sfile_spec(new String);
250: if(after!=request_info.path_translated) {
251: sfile_spec->APPEND_CLEAN(
252: request_info.path_translated, before-request_info.path_translated,
1.152 parser 253: "path-translated-scanned", step++);
1.245.2.6 paf 254: *sfile_spec << "/" AUTO_FILE_NAME;
1.152 parser 255:
1.245.2.6 paf 256: use_file(*main_class,
1.233 paf 257: sfile_spec, true/* ignore class_path */,
258: true/* fail on read problem */, false/* but ignore absence, sole user */);
1.115 paf 259: }
260: after=before+1;
1.72 paf 261: }
262: }
1.34 paf 263:
1.125 paf 264: // compile requested file
1.245.2.6 paf 265: StringPtr spath_translated(new String);
266: spath_translated->APPEND_TAINTED(request_info.path_translated, 0, "user-request", 0);
267: use_file(*main_class,
1.233 paf 268: spath_translated, true/* ignore class_path */,
269: true/* fail on read problem*/, true/* fail on abscence */);
1.214 paf 270:
1.227 paf 271: // configure method_frame options if not configured yet
1.214 paf 272: if(!configure_admin_done)
1.245.2.6 paf 273: configure_admin(*main_class, StringPtr(0));
1.7 paf 274:
1.227 paf 275: // configure not-method_frame=user options
1.245.2.6 paf 276: methoded_array.configure_user(*this);
1.124 paf 277:
1.85 paf 278: // $MAIN:MIME-TYPES
1.245.2.6 paf 279: if(ValuePtr element=main_class->get_element(mime_types_name, *main_class, false))
1.85 paf 280: if(Table *table=element->get_table())
281: mime_types=table;
1.102 paf 282:
1.124 paf 283: // filling form fields
1.245.2.10 paf 284: form->fill_fields_and_tables(pool(), charsets, request_info);
1.102 paf 285:
1.124 paf 286: // filling cookies
1.245.2.6 paf 287: cookie->fill_fields(pool(), request_info);
1.213 paf 288:
289: // filling mail received
1.245.2.6 paf 290: mail->fill_received(pool(), request_info);
1.25 paf 291:
1.183 paf 292: #ifdef RESOURCES_DEBUG
293: //measure:after compile
294: gettimeofday(&mt[1],NULL);
295: #endif
1.25 paf 296: // execute @main[]
1.245.2.9 paf 297: StringPtr body_string=execute_virtual_method(main_class, main_method_name);
1.41 paf 298: if(!body_string)
1.197 paf 299: throw Exception("parser.runtime",
1.245.2.6 paf 300: Exception::undefined_source,
1.145 parser 301: "'"MAIN_METHOD_NAME"' method not found");
1.79 paf 302:
1.183 paf 303: #ifdef RESOURCES_DEBUG
304: //measure:after main
305: gettimeofday(&mt[2],NULL);
306: #endif
307:
1.245.2.6 paf 308: VStringPtr body_vstring_before_post_process(new VString(body_string));
309: VStringPtr body_vstring_after_post_process(body_vstring_before_post_process);
1.119 paf 310: // @postprocess
1.245.2.6 paf 311: if(ValuePtr value=main_class->get_element(post_process_method_name, *main_class, false))
312: if(JunctionPtr junction=value->get_junction())
1.91 paf 313: if(const Method *method=junction->method) {
314: // preparing to pass parameters to
1.119 paf 315: // @postprocess[data]
1.234 paf 316: VMethodFrame frame(pool(), method->name, *junction, 0/*no parent*/);
1.245.2.8 paf 317: frame.set_self(main_class);
1.91 paf 318:
1.245.2.6 paf 319: frame.store_param(body_vstring_before_post_process);
1.91 paf 320: body_vstring_after_post_process=
1.245.2.6 paf 321: VStringPtr(new VString(execute_method(frame, *method)));
1.91 paf 322: }
1.90 paf 323:
1.204 paf 324: bool lorigins_mode=origins_mode();
1.144 parser 325:
1.245.2.13 paf 326: VFilePtr body_file=body_vstring_after_post_process->as_vfile(pool(),
1.204 paf 327: String::UL_UNSPECIFIED, lorigins_mode);
1.41 paf 328:
1.45 paf 329: // extract response body
1.245.2.6 paf 330: ValuePtr body_value=response->fields().get(download_name);
1.244 paf 331: bool as_attachment=body_value!=0;
332: if(!body_value)
1.245.2.6 paf 333: body_value=response->fields().get(body_name);
1.244 paf 334:
1.216 paf 335: if(body_value) // there is some $response:body
1.245.2.6 paf 336: body_file=body_value->as_vfile(pool());
1.204 paf 337: else if(lorigins_mode)
1.245.2.6 paf 338: response->fields().put(content_type_name,
339: ValuePtr(new VString(StringPtr(new String(ORIGINS_CONTENT_TYPE)))));
1.45 paf 340:
1.183 paf 341: #ifdef RESOURCES_DEBUG
342: //measure:after postprocess
343: gettimeofday(&mt[3],NULL);
344: #endif
345:
1.45 paf 346: // OK. write out the result
1.245.2.7 paf 347: output_result(body_file, header_only, as_attachment);
1.183 paf 348:
349: #ifdef RESOURCES_DEBUG
350: //measure:after output_result
351: gettimeofday(&mt[9],NULL);
352: t[9]=mt[9].tv_sec+mt[9].tv_usec/1000000.0;
353:
354: double t[10];
355: for(int i=0;i<10;i++)
356: t[i]=mt[i].tv_sec+mt[i].tv_usec/1000000.0;
357: //measure:log2 compile,main,postprocess,output
358: SAPI::log(pool(), "rmeasure: %s,%.2f,%.2f,%.2f %.2f,%.2f %.2f",
1.245.2.6 paf 359: request_info.uri,
1.183 paf 360: t[1]-t[0],
361: t[2]-t[1],
362: t[3]-t[2],
363: sql_connect_time,sql_request_time,
364: t[9]-t[3]
365: );
366: #endif
1.171 parser 367: } catch(const Exception& e) { // request handling problem
1.76 paf 368: // we're returning not result, but error explanation
1.169 parser 369: try {
1.76 paf 370: // log the beast
1.245.2.6 paf 371: if(StringPtr problem_source=e.problem_source())
372: SAPI::log(sapi_info,
1.199 paf 373: "%s: "
1.76 paf 374: #ifndef NO_STRING_ORIGIN
1.180 paf 375: ORIGIN_FILE_LINE_FORMAT": "
1.76 paf 376: #endif
1.197 paf 377: "'%s' %s [%s]",
1.245.2.6 paf 378: request_info.uri,
1.76 paf 379: #ifndef NO_STRING_ORIGIN
380: problem_source->origin().file?problem_source->origin().file:"global",
381: problem_source->origin().line,
382: #endif
1.245.2.14 paf 383: problem_source->cstr().get(),
1.76 paf 384: e.comment(),
1.206 paf 385: e.type()
1.76 paf 386: );
387: else
1.245.2.6 paf 388: SAPI::log(sapi_info,
1.199 paf 389: "%s: "
1.197 paf 390: "%s [%s]",
1.245.2.6 paf 391: request_info.uri,
1.206 paf 392: e.comment(), e.type()
1.180 paf 393: );
1.171 parser 394:
1.43 paf 395: // reset language to default
396: flang=fdefault_lang;
397:
398: // reset response
1.245.2.6 paf 399: response->fields().clear();
1.43 paf 400:
401: // this is what we'd return in $response:body
1.245.2.6 paf 402: StringPtr body_string(0);
1.43 paf 403:
1.233 paf 404: // maybe we'd be lucky enough as to report an error
405: // in a gracefull way...
1.245.2.6 paf 406: if(ValuePtr value=main_class->get_element(
407: StringPtr(new String(UNHANDLED_EXCEPTION_METHOD_NAME)),
408: *main_class,
1.233 paf 409: false)) {
1.245.2.6 paf 410: if(JunctionPtr junction=value->get_junction()) {
1.233 paf 411: if(const Method *method=junction->method) {
412: // preparing to pass parameters to
413: // @unhandled_exception[exception;stack]
1.234 paf 414: VMethodFrame frame(pool(), method->name, *junction, 0/*no caller*/);
1.245.2.8 paf 415: frame.set_self(main_class);
1.233 paf 416:
417: // $exception
1.245.2.16 paf 418: frame.store_param(exception2vhash(pool(), e));
1.233 paf 419: // $stack[^table::set{name origin}]
1.245.2.6 paf 420: Table::columns_type stack_trace_columns;
421: *stack_trace_columns+=StringPtr(new String("name"));
422: *stack_trace_columns+=StringPtr(new String("file"));
423: *stack_trace_columns+=StringPtr(new String("lineno"));
424: TablePtr stack_trace(new Table(Exception::undefined_source, stack_trace_columns));
425: Array_iterator<StringPtr> tracei(exception_trace);
1.233 paf 426: while(tracei.has_next()) {
1.245.2.6 paf 427: Table::element_type row;
1.171 parser 428:
1.245.2.6 paf 429: StringPtr name=tracei.next();
430: *row+=name; // name column
1.171 parser 431: #ifndef NO_STRING_ORIGIN
1.245.2.6 paf 432: const String_fragment::Origin& origin=name->origin();
1.233 paf 433: if(origin.file) {
1.245.2.6 paf 434: *row+=StringPtr(new String(origin.file, 0, true)); // file column
1.233 paf 435: char *buf=(char *)malloc(MAX_NUMBER);
436: size_t buf_size=snprintf(buf, MAX_NUMBER, "%d", 1+origin.line);
1.245.2.6 paf 437: *row+=StringPtr(new String(buf, buf_size, true)); // line column
1.233 paf 438: }
1.171 parser 439: #endif
1.245.2.6 paf 440: *stack_trace+=row;
1.233 paf 441: }
1.245.2.6 paf 442: frame.store_param(ValuePtr(new VTable(stack_trace)));
1.171 parser 443:
1.233 paf 444: // future $response:body=
445: // execute ^unhandled_exception[exception;stack]
1.245.2.6 paf 446: body_string=execute_method(frame, *method);
1.233 paf 447: }
448: }
1.30 paf 449: }
450:
1.41 paf 451: if(!body_string) { // couldn't report an error beautifully?
452: // doing that ugly
453:
454: // make up result: $origin $source $comment $type $code
455: char *buf=(char *)malloc(MAX_STRING);
1.30 paf 456: size_t printed=0;
1.245.2.6 paf 457: if(StringPtr problem_source=e.problem_source()) {
1.16 paf 458: #ifndef NO_STRING_ORIGIN
1.245.2.6 paf 459: const String_fragment::Origin& origin=problem_source->origin();
1.30 paf 460: if(origin.file)
1.180 paf 461: printed+=snprintf(buf+printed, MAX_STRING-printed,
462: ORIGIN_FILE_LINE_FORMAT": ",
463: origin.file, 1+origin.line
464: );
1.28 paf 465: #endif
1.41 paf 466: printed+=snprintf(buf+printed, MAX_STRING-printed, "'%s' ",
1.245.2.14 paf 467: problem_source->cstr().get());
1.30 paf 468: }
1.245.2.5 paf 469: if(const char* comment=e.comment(true))
1.206 paf 470: printed+=snprintf(buf+printed, MAX_STRING-printed, "%s", comment);
1.245.2.5 paf 471: if(const char* type=e.type(true))
1.197 paf 472: printed+=snprintf(buf+printed, MAX_STRING-printed, " type: %s", type);
1.43 paf 473:
474: // future $response:content-type
1.245.2.6 paf 475: response->fields().put(content_type_name,
476: ValuePtr(new VString(StringPtr(new String(UNHANDLED_EXCEPTION_CONTENT_TYPE)))));
1.43 paf 477: // future $response:body
1.245.2.6 paf 478: body_string=StringPtr(new String(buf));
1.30 paf 479: }
1.41 paf 480:
1.245.2.6 paf 481: VString body_vstring(body_string);
1.245.2.13 paf 482: VFilePtr body_file=body_vstring.as_vfile(pool());
1.90 paf 483:
1.45 paf 484: // ERROR. write it out
1.245.2.7 paf 485: output_result(body_file, header_only, false);
1.170 parser 486: } catch(const Exception& ) {
1.245.2.6 paf 487: rethrow;
1.3 paf 488: }
1.1 paf 489: }
490: }
491:
1.245.2.3 paf 492: VStateless_classPtr Request::use_file(VStateless_class& aclass,
1.245.2.4 paf 493: StringPtr file_name, bool ignore_class_path,
1.233 paf 494: bool fail_on_read_problem, bool fail_on_file_absence) {
1.73 paf 495: // cyclic dependence check
1.148 parser 496: if(used_files.get(file_name))
1.245.2.14 paf 497: return VStateless_classPtr(0);
1.245.2.2 paf 498: used_files.put(file_name, true);
1.73 paf 499:
1.245.2.6 paf 500: StringPtr file_spec;
1.153 parser 501: if(ignore_class_path) // ignore_class_path?
1.245.2.6 paf 502: file_spec=file_name;
503: else if(file_name->first_char()=='/') //absolute path, no need to scan MAIN:CLASS_PATH?
504: file_spec=absolute(file_name);
1.153 parser 505: else {
1.245.2.6 paf 506: file_spec=StringPtr(0);
507: if(ValuePtr element=main_class->get_element(class_path_name, *main_class, false)) {
1.233 paf 508: if(element->is_string()) {
1.245.2.19 paf 509: file_spec=file_readable(*absolute(element->as_string(&pool())), *file_name); // found at class_path?
1.233 paf 510: } else if(Table *table=element->get_table()) {
1.245.2.6 paf 511: int size=table->count();
1.233 paf 512: for(int i=size; i--; ) {
1.245.2.6 paf 513: StringPtr path=(*table->get(i))[0];
1.245.2.19 paf 514: if(file_spec=file_readable(*absolute(path), *file_name))
1.233 paf 515: break; // found along class_path
516: }
517: } else
518: throw Exception("parser.runtime",
1.245.2.6 paf 519: Exception::undefined_source,
1.233 paf 520: "$" CLASS_PATH_NAME " must be string or table");
521: if(!file_spec)
522: throw Exception("parser.runtime",
1.245.2.6 paf 523: file_name,
1.233 paf 524: "not found along " MAIN_CLASS_NAME ":" CLASS_PATH_NAME);
525: }
1.153 parser 526: if(!file_spec)
1.197 paf 527: throw Exception("parser.runtime",
1.245.2.6 paf 528: file_name,
1.203 paf 529: "usage failed - no $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME " were specified");
1.148 parser 530: }
1.230 paf 531:
532: if(fail_on_read_problem && !fail_on_file_absence) // ignore file absence if asked for
1.245.2.6 paf 533: if(!entry_exists(file_spec))
1.245.2.14 paf 534: return VStateless_classPtr(0);
1.73 paf 535:
1.245.2.6 paf 536: if(const char *source=file_read_text(pool(), charsets.source(), file_spec, fail_on_read_problem))
537: return use_buf(aclass, source, file_spec, file_spec->cstr(pool()));
538: else
1.245.2.14 paf 539: return VStateless_classPtr(0);
1.16 paf 540: }
541:
1.208 paf 542:
1.245.2.3 paf 543: VStateless_classPtr Request::use_buf(VStateless_class& aclass,
1.245.2.5 paf 544: const char* source,
1.245.2.6 paf 545: StringPtr filespec, const char* filespec_cstr) {
1.233 paf 546: // temporary zero @conf so to maybe-replace it in compiled code
1.245.2.6 paf 547: Temp_method temp_method_conf(aclass, conf_method_name, MethodPtr(0));
1.233 paf 548: // temporary zero @auto so to maybe-replace it in compiled code
1.245.2.6 paf 549: Temp_method temp_method_auto(aclass, auto_method_name, MethodPtr(0));
1.233 paf 550:
1.5 paf 551: // compile loaded class
1.245.2.6 paf 552: VStateless_class& cclass=COMPILE(&aclass, source, filespec_cstr);
1.212 paf 553:
1.233 paf 554: // locate and execute possible @conf[] static
1.245.2.6 paf 555: VStringPtr vfilespec(new VString(filespec));
1.209 paf 556: const Method *method_called;
1.212 paf 557: execute_nonvirtual_method(cclass,
1.245.2.6 paf 558: conf_method_name, vfilespec,
559: false/*no result needed*/, &method_called);
1.233 paf 560: if(method_called)
1.245.2.6 paf 561: configure_admin(cclass, method_called->name);
1.208 paf 562:
563: // locate and execute possible @auto[] static
1.233 paf 564: execute_nonvirtual_method(cclass,
1.245.2.6 paf 565: auto_method_name, vfilespec,
1.212 paf 566: 0/*no result needed*/);
1.245.2.14 paf 567: return VStateless_classPtr(&cclass);
1.19 paf 568: }
569:
1.245.2.6 paf 570: StringPtr Request::relative(const char* apath, StringPtr relative_name) {
571: char *hpath=pool().copy(apath);
572: StringPtr result(new String);
1.217 paf 573: if(rsplit(hpath, '/')) // if something/splitted
1.245.2.6 paf 574: *result << hpath << "/";
575: *result << relative_name;
1.19 paf 576: return result;
577: }
578:
1.245.2.6 paf 579: StringPtr Request::absolute(StringPtr relative_name) {
580: if(relative_name->first_char()=='/') {
581: StringPtr result=StringPtr(new String(request_info.document_root));
582: *result << relative_name;
1.19 paf 583: return result;
584: } else
1.245.2.6 paf 585: return relative_name->pos("://")<0? relative(request_info.path_translated, relative_name)
1.239 paf 586: :relative_name; // something like "http://xxx"
1.1 paf 587: }
1.45 paf 588:
1.245.2.7 paf 589: static void add_header_attribute(
590: HashStringValue::key_type aattribute,
591: HashStringValue::value_type ameaning,
592: Request *r) {
593: if(*aattribute==BODY_NAME
594: || *aattribute==DOWNLOAD_NAME
595: || *aattribute==CHARSET_NAME)
1.101 paf 596: return;
597:
1.245.2.7 paf 598: SAPI::add_header_attribute(r->sapi_info,
599: aattribute->cstr(),
600: attributed_meaning_to_string(r->pool(), ameaning, String::UL_HTTP_HEADER, false)->
601: cstr(String::UL_UNSPECIFIED));
1.101 paf 602: }
1.245.2.7 paf 603: void Request::output_result(VFilePtr body_file, bool header_only, bool as_attachment) {
1.51 paf 604: // header: cookies
1.245.2.10 paf 605: cookie->output_result(pool(), sapi_info);
1.51 paf 606:
1.245.2.6 paf 607: ValuePtr body_file_content_type;
1.90 paf 608: // set content-type
1.245.2.7 paf 609: if(body_file_content_type=body_file->fields().get(content_type_name)) {
1.90 paf 610: // body file content type
1.245.2.7 paf 611: response->fields().put(content_type_name, body_file_content_type);
1.90 paf 612: } else {
613: // default content type
1.245.2.7 paf 614: response->fields().put_dont_replace(content_type_name,
615: ValuePtr(new VString(StringPtr(new String(DEFAULT_CONTENT_TYPE)))));
1.92 paf 616: }
617:
618: // content-disposition
1.245.2.7 paf 619: if(ValuePtr vfile_name=body_file->fields().get(name_name))
1.245.2.14 paf 620: if(*vfile_name->get_string(&fpool)!=NONAME_DAT) {
1.245.2.7 paf 621: VHashPtr hash(new VHash);
622: HashStringValue &h=hash->hash(Exception::undefined_source);
1.244 paf 623: if(as_attachment)
1.245.2.7 paf 624: h.put(value_name, ValuePtr(new VString(content_disposition_value)));
625: h.put(content_disposition_filename_name, vfile_name);
626: response->fields().put(content_disposition_name, hash);
1.111 paf 627: }
1.49 paf 628:
1.62 paf 629: // prepare header: $response:fields without :body
1.245.2.6 paf 630: response->fields().for_each(add_header_attribute, this);
1.50 paf 631:
1.184 paf 632: const void *client_body;
633: size_t client_content_length;
1.220 paf 634: // transcode text body when "text/*" or simple result
1.223 paf 635: if(body_file_content_type)
1.245.2.7 paf 636: if(HashStringValue *hash=body_file_content_type->get_hash(Exception::undefined_source))
637: body_file_content_type=hash->get(value_name);
638: if(!body_file_content_type/*vstring.as_vfile*/ || body_file_content_type->as_string(&pool())->pos("text/")==0) {
1.220 paf 639: Charset::transcode(pool(),
1.245.2.7 paf 640: charsets.source(), body_file->value_ptr(), body_file->value_size(),
641: charsets.client(), client_body, client_content_length
1.220 paf 642: );
643: } else {
1.245.2.7 paf 644: client_body=body_file->value_ptr();
645: client_content_length=body_file->value_size();
1.220 paf 646: }
1.50 paf 647:
1.62 paf 648: // prepare header: content-length
1.200 paf 649: char content_length_cstr[MAX_NUMBER];
650: snprintf(content_length_cstr, MAX_NUMBER, "%u", client_content_length);
1.245.2.7 paf 651: SAPI::add_header_attribute(sapi_info, "content-length", content_length_cstr);
1.62 paf 652:
653: // send header
1.245.2.7 paf 654: SAPI::send_header(sapi_info);
1.71 paf 655:
1.62 paf 656: // send body
657: if(!header_only)
1.245.2.7 paf 658: SAPI::send_body(sapi_info, client_body, client_content_length);
1.50 paf 659: }
1.104 paf 660:
1.245.2.7 paf 661: StringPtr Request::mime_type_of(const char* user_file_name_cstr) {
1.104 paf 662: if(mime_types)
1.245.2.5 paf 663: if(const char* cext=strrchr(user_file_name_cstr, '.')) {
1.245.2.7 paf 664: String sext(++cext);
665: if(mime_types->locate(0, sext.change_case(pool(), charsets.source(), String::CC_LOWER)))
666: if(StringPtr result=mime_types->item(1))
667: return result;
1.104 paf 668: else
1.197 paf 669: throw Exception("parser.runtime",
1.104 paf 670: mime_types->origin_string(),
1.212 paf 671: MIME_TYPES_NAME " table column elements must not be empty");
1.104 paf 672: }
1.245.2.7 paf 673:
674: return StringPtr(new String("application/octet-stream"));
1.233 paf 675: }
676:
677: bool Request::origins_mode() {
1.245.2.7 paf 678: return main_class->get_element(origins_mode_name, *main_class, false)!=0; // $ORIGINS mode
1.133 parser 679: }
E-mail:
![[BACK]](/cvsweb/icons/back.gif){kind=icon}
Return to pa_request.C CVS log ![[TXT]](/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvsweb/icons/dir.gif){kind=icon}
Up to [parser3project] / parser3 / src / main