Annotation of parser3/src/main/pa_request.C, revision 1.245.2.28
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:
1.245.2.28! paf 8: static const char* IDENT_REQUEST_C="$Date: 2003/02/21 11:13:01 $";
1.1 paf 9:
1.69 paf 10: #include "pa_sapi.h"
1.53 paf 11: #include "pa_common.h"
1.1 paf 12: #include "pa_request.h"
1.3 paf 13: #include "pa_wwrapper.h"
14: #include "pa_vclass.h"
1.31 paf 15: #include "pa_globals.h"
1.30 paf 16: #include "pa_vint.h"
1.112 paf 17: #include "pa_vmethod_frame.h"
1.32 paf 18: #include "pa_types.h"
1.245.2.27 paf 19: #include "pa_venv.h"
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"
1.245.2.4 paf 27: #include "pa_cache_managers.h"
1.159 parser 28:
1.245.2.3 paf 29: // consts
30:
1.245.2.5 paf 31: const char* UNHANDLED_EXCEPTION_METHOD_NAME="unhandled_exception";
1.207 paf 32:
1.82 paf 33: /// content type of exception response, when no @MAIN:exception handler defined
1.245.2.5 paf 34: const char* UNHANDLED_EXCEPTION_CONTENT_TYPE="text/plain";
1.82 paf 35:
36: /// content type of response when no $MAIN:defaults.content-type defined
1.245.2.5 paf 37: const char* DEFAULT_CONTENT_TYPE="text/html";
38: const char* ORIGINS_CONTENT_TYPE="text/plain";
1.82 paf 39:
1.245.2.6 paf 40: // defines for globals
41:
1.245.2.12 paf 42: #define MAIN_METHOD_NAME "main"
1.245.2.16 paf 43: #define AUTO_METHOD_NAME "auto"
1.245.2.14 paf 44: #define BODY_NAME "body"
1.245.2.12 paf 45:
1.245.2.3 paf 46: // globals
47:
1.245.2.4 paf 48: StringPtr main_method_name(new String(MAIN_METHOD_NAME));
1.245.2.16 paf 49: StringPtr auto_method_name(new String(AUTO_METHOD_NAME));
1.245.2.11 paf 50: StringPtr content_disposition_name(new String(CONTENT_DISPOSITION_NAME));
51: StringPtr content_disposition_value(new String(CONTENT_DISPOSITION_VALUE));
52: StringPtr content_disposition_filename_name(new String(CONTENT_DISPOSITION_FILENAME_NAME));
1.245.2.14 paf 53: StringPtr body_name(new String(BODY_NAME));
1.245.2.3 paf 54:
1.245.2.6 paf 55: // defines for statics
56:
57: #define CHARSETS_NAME "CHARSETS"
58: #define MIME_TYPES_NAME "MIME-TYPES"
59: #define ORIGINS_MODE_NAME "ORIGINS"
60: #define CONF_METHOD_NAME "conf"
61: #define POST_PROCESS_METHOD_NAME "postprocess"
62: #define DOWNLOAD_NAME "download"
63: #define CLASS_PATH_NAME "CLASS_PATH"
64:
65: // statics
66:
67: static StringPtr charsets_name(new String(CHARSETS_NAME));
68: static StringPtr main_class_name(new String(MAIN_CLASS_NAME));
69: static StringPtr mime_types_name(new String(MIME_TYPES_NAME));
70: static StringPtr origins_mode_name(new String(ORIGINS_MODE_NAME));
71: static StringPtr conf_method_name(new String(CONF_METHOD_NAME));
72: static StringPtr post_process_method_name(new String(POST_PROCESS_METHOD_NAME));
73: static StringPtr download_name(new String(DOWNLOAD_NAME));
74: static StringPtr class_path_name(new String(CLASS_PATH_NAME));
75:
1.245.2.7 paf 76: // defines
1.245.2.6 paf 77:
1.233 paf 78: // op.C
1.245.2.4 paf 79: VStateless_classPtr VClassMAIN_create();
1.195 paf 80: // op.C
1.245.2.16 paf 81: VHashPtr exception2vhash(Pool& pool, const Exception& e);
1.123 paf 82:
1.157 parser 83: //
1.245.2.18 paf 84: Request::Request(Pool& apool, SAPI_Info& asapi_info, Request_info& arequest_info,
1.245.2.28! paf 85: String_UL adefault_lang, bool status_allowed):
1.245.2.20 paf 86: // private
1.245.2.18 paf 87: fpool(apool),
1.245.2.20 paf 88: anti_endless_execute_recoursion(0),
89:
90: // public
91: method_frame(0),
92: rcontext(0),
93: wcontext(0),
94: flang(adefault_lang),
95: fconnection(0),
96: finterrupted(false),
97:
98: // public
99: #ifdef RESOURCES_DEBUG
100: sql_connect_time(0),
101: sql_request_time(0),
102: #endif
103:
104: // public
1.245.2.4 paf 105: sapi_info(asapi_info),
106: request_info(arequest_info),
1.245.2.6 paf 107: charsets(pool(), *UTF8_charset, *UTF8_charset, *UTF8_charset), // default charsets
108:
1.245.2.20 paf 109: main_class(VClassMAIN_create()),
1.245.2.6 paf 110: form(new VForm),
111: mail(new VMail),
1.245.2.20 paf 112: response(new VResponse(fpool, arequest_info, charsets)),
113: cookie(new VCookie),
114:
1.245.2.24 paf 115: // private
116: configure_admin_done(false),
117:
1.245.2.20 paf 118: // private defaults
119: fdefault_lang(adefault_lang),
120: // private mime types
121: mime_types(0)
1.245.2.4 paf 122: {
1.178 paf 123: // maybe expire old caches
1.245.2.4 paf 124: cache_managers.maybe_expire();
1.178 paf 125:
1.157 parser 126: /// directly used
1.233 paf 127: // MAIN class, operators
1.245.2.4 paf 128: classes().put(main_class->name(), main_class);
1.157 parser 129: // classes:
130: // table, file, random, mail, image, ...
1.245.2.24 paf 131: methoded_array().register_directly_used(*this);
1.157 parser 132:
133: /// methodless
134: // env class
1.245.2.4 paf 135: classes().put(StringPtr(new String(ENV_CLASS_NAME)),
1.245.2.27 paf 136: ValuePtr(new VEnv(pool(), asapi_info)));
1.175 paf 137: // status class
1.179 paf 138: if(status_allowed)
1.245.2.4 paf 139: classes().put(StringPtr(new String(STATUS_CLASS_NAME)),
1.245.2.12 paf 140: ValuePtr(new VStatus(pool())));
1.157 parser 141: // request class
1.245.2.4 paf 142: classes().put(StringPtr(new String(REQUEST_CLASS_NAME)),
143: ValuePtr(new VRequest(arequest_info, charsets)));
1.157 parser 144: // cookie class
1.245.2.6 paf 145: classes().put(StringPtr(new String(COOKIE_CLASS_NAME)), cookie);
1.157 parser 146:
147: /// methoded
148: // response class
1.245.2.6 paf 149: classes().put(response->get_class()->name(), response);
1.157 parser 150:
151: /// bases used
152: // form class
1.245.2.6 paf 153: classes().put(form->get_class()->base_class()->name(), form);
1.213 paf 154: // mail class
1.245.2.6 paf 155: classes().put(mail->get_class()->base_class()->name(), mail);
1.157 parser 156: // math class
1.245.2.4 paf 157: {
158: ValuePtr math(new VMail);
159: classes().put(math->get_class()->base_class()->name(), math);
160: }
1.117 paf 161: }
1.192 paf 162:
163: Request::~Request() {
164: #ifdef XML
165: // if for some strange reason xml generic errors failed to be reported, free them up
1.245.2.5 paf 166: if(const char* xml_generic_errors=xmlGenericErrors()) {
1.192 paf 167: SAPI::log(pool(), "warning: unreported xmlGenericErrors: %s", xml_generic_errors);
168: free((void *)xml_generic_errors);
169: }
170: #endif
171: }
1.236 paf 172:
1.245.2.8 paf 173: ValuePtr Request::get_self() { return method_frame?method_frame->get_self():ValuePtr(0); }
1.192 paf 174:
1.245.2.6 paf 175: static void load_charset(HashStringValue::key_type akey, HashStringValue::value_type avalue, int) {
176: ::charsets.load_charset(akey, avalue->as_string(0));
1.208 paf 177: }
1.245.2.6 paf 178: void Request::configure_admin(VStateless_class& conf_class, StringPtr source) {
1.208 paf 179: if(configure_admin_done)
180: throw Exception("parser.runtime",
181: source,
182: "parser already configured");
183: configure_admin_done=true;
184:
1.227 paf 185: // charsets must only be specified in method_frame config
1.208 paf 186: // so that users would not interfere
187:
188: /* $MAIN:CHARSETS[
189: $.charsetname1[/full/path/to/charset/file.cfg]
190: ...
191: ]
192: */
1.245.2.6 paf 193: if(ValuePtr vcharsets=conf_class.get_element(charsets_name, conf_class, false)) {
1.240 paf 194: if(!vcharsets->is_string())
1.245.2.6 paf 195: if(HashStringValue* charsets=vcharsets->get_hash(StringPtr(0)))
196: charsets->for_each(load_charset, 0);
1.240 paf 197: else
198: throw Exception("parser.runtime",
1.245.2.6 paf 199: Exception::undefined_source,
1.240 paf 200: "$" MAIN_CLASS_NAME ":" CHARSETS_NAME " must be hash");
1.208 paf 201: }
202:
1.227 paf 203: // configure method_frame options
1.208 paf 204: // until someone with less privileges have overriden them
1.245.2.24 paf 205: methoded_array().configure_admin(*this);
1.208 paf 206: }
1.150 parser 207:
1.64 paf 208: /**
209: load MAIN class, execute @main.
210: MAIN class consists of all the auto.p files we'd manage to find
211: plus
212: the file user requested us to process
213: all located classes become children of one another,
214: composing class we name 'MAIN'
1.180 paf 215:
216: @test log stack trace
217:
1.64 paf 218: */
1.153 parser 219: void Request::core(
1.245.2.5 paf 220: const char* config_filespec, bool config_fail_on_read_problem,
1.62 paf 221: bool header_only) {
1.183 paf 222:
223: #ifdef RESOURCES_DEBUG
224: //measures
225: struct timeval mt[10];
226: //measure:before all
227: gettimeofday(&mt[0],NULL);
228: #endif
1.169 parser 229: try {
1.211 paf 230: // loading config
231: if(config_filespec) {
1.245.2.6 paf 232: StringPtr filespec(new String);
233: filespec->APPEND_CLEAN(config_filespec, 0, "config", 0);
234: use_file(*main_class,
1.233 paf 235: filespec, true/* ignore class_path */,
236: config_fail_on_read_problem, true/* file must exist if 'fail on read problem' not set */);
1.29 paf 237: }
1.8 paf 238:
1.72 paf 239: // loading auto.p files from document_root/..
240: // to the one beside requested file.
241: // all assigned bases from upper dir
242: {
1.245.2.6 paf 243: const char* after=request_info.path_translated;
244: size_t drlen=strlen(request_info.document_root);
245: if(memcmp(after, request_info.document_root, drlen)==0) {
1.115 paf 246: after+=drlen;
247: if(after[-1]=='/')
248: --after;
249: }
250:
1.152 parser 251: int step=0;
1.245.2.5 paf 252: while(const char* before=strchr(after, '/')) {
1.245.2.6 paf 253: StringPtr sfile_spec(new String);
254: if(after!=request_info.path_translated) {
255: sfile_spec->APPEND_CLEAN(
256: request_info.path_translated, before-request_info.path_translated,
1.152 parser 257: "path-translated-scanned", step++);
1.245.2.6 paf 258: *sfile_spec << "/" AUTO_FILE_NAME;
1.152 parser 259:
1.245.2.6 paf 260: use_file(*main_class,
1.233 paf 261: sfile_spec, true/* ignore class_path */,
262: true/* fail on read problem */, false/* but ignore absence, sole user */);
1.115 paf 263: }
264: after=before+1;
1.72 paf 265: }
266: }
1.34 paf 267:
1.125 paf 268: // compile requested file
1.245.2.6 paf 269: StringPtr spath_translated(new String);
270: spath_translated->APPEND_TAINTED(request_info.path_translated, 0, "user-request", 0);
271: use_file(*main_class,
1.233 paf 272: spath_translated, true/* ignore class_path */,
273: true/* fail on read problem*/, true/* fail on abscence */);
1.214 paf 274:
1.227 paf 275: // configure method_frame options if not configured yet
1.214 paf 276: if(!configure_admin_done)
1.245.2.6 paf 277: configure_admin(*main_class, StringPtr(0));
1.7 paf 278:
1.227 paf 279: // configure not-method_frame=user options
1.245.2.24 paf 280: methoded_array().configure_user(*this);
1.124 paf 281:
1.85 paf 282: // $MAIN:MIME-TYPES
1.245.2.6 paf 283: if(ValuePtr element=main_class->get_element(mime_types_name, *main_class, false))
1.85 paf 284: if(Table *table=element->get_table())
285: mime_types=table;
1.102 paf 286:
1.124 paf 287: // filling form fields
1.245.2.10 paf 288: form->fill_fields_and_tables(pool(), charsets, request_info);
1.102 paf 289:
1.124 paf 290: // filling cookies
1.245.2.6 paf 291: cookie->fill_fields(pool(), request_info);
1.213 paf 292:
293: // filling mail received
1.245.2.6 paf 294: mail->fill_received(pool(), request_info);
1.25 paf 295:
1.183 paf 296: #ifdef RESOURCES_DEBUG
297: //measure:after compile
298: gettimeofday(&mt[1],NULL);
299: #endif
1.25 paf 300: // execute @main[]
1.245.2.9 paf 301: StringPtr body_string=execute_virtual_method(main_class, main_method_name);
1.41 paf 302: if(!body_string)
1.197 paf 303: throw Exception("parser.runtime",
1.245.2.6 paf 304: Exception::undefined_source,
1.145 parser 305: "'"MAIN_METHOD_NAME"' method not found");
1.79 paf 306:
1.183 paf 307: #ifdef RESOURCES_DEBUG
308: //measure:after main
309: gettimeofday(&mt[2],NULL);
310: #endif
311:
1.245.2.6 paf 312: VStringPtr body_vstring_before_post_process(new VString(body_string));
313: VStringPtr body_vstring_after_post_process(body_vstring_before_post_process);
1.119 paf 314: // @postprocess
1.245.2.6 paf 315: if(ValuePtr value=main_class->get_element(post_process_method_name, *main_class, false))
316: if(JunctionPtr junction=value->get_junction())
1.91 paf 317: if(const Method *method=junction->method) {
318: // preparing to pass parameters to
1.119 paf 319: // @postprocess[data]
1.245.2.23 paf 320: VMethodFrame frame(pool(), method->name, *junction, 0/*no parent*/); frame.ref();
1.245.2.8 paf 321: frame.set_self(main_class);
1.91 paf 322:
1.245.2.6 paf 323: frame.store_param(body_vstring_before_post_process);
1.91 paf 324: body_vstring_after_post_process=
1.245.2.6 paf 325: VStringPtr(new VString(execute_method(frame, *method)));
1.91 paf 326: }
1.90 paf 327:
1.204 paf 328: bool lorigins_mode=origins_mode();
1.144 parser 329:
1.245.2.13 paf 330: VFilePtr body_file=body_vstring_after_post_process->as_vfile(pool(),
1.204 paf 331: String::UL_UNSPECIFIED, lorigins_mode);
1.41 paf 332:
1.45 paf 333: // extract response body
1.245.2.6 paf 334: ValuePtr body_value=response->fields().get(download_name);
1.244 paf 335: bool as_attachment=body_value!=0;
336: if(!body_value)
1.245.2.6 paf 337: body_value=response->fields().get(body_name);
1.244 paf 338:
1.216 paf 339: if(body_value) // there is some $response:body
1.245.2.6 paf 340: body_file=body_value->as_vfile(pool());
1.204 paf 341: else if(lorigins_mode)
1.245.2.6 paf 342: response->fields().put(content_type_name,
343: ValuePtr(new VString(StringPtr(new String(ORIGINS_CONTENT_TYPE)))));
1.45 paf 344:
1.183 paf 345: #ifdef RESOURCES_DEBUG
346: //measure:after postprocess
347: gettimeofday(&mt[3],NULL);
348: #endif
349:
1.45 paf 350: // OK. write out the result
1.245.2.7 paf 351: output_result(body_file, header_only, as_attachment);
1.183 paf 352:
353: #ifdef RESOURCES_DEBUG
354: //measure:after output_result
355: gettimeofday(&mt[9],NULL);
356: t[9]=mt[9].tv_sec+mt[9].tv_usec/1000000.0;
357:
358: double t[10];
359: for(int i=0;i<10;i++)
360: t[i]=mt[i].tv_sec+mt[i].tv_usec/1000000.0;
361: //measure:log2 compile,main,postprocess,output
362: SAPI::log(pool(), "rmeasure: %s,%.2f,%.2f,%.2f %.2f,%.2f %.2f",
1.245.2.6 paf 363: request_info.uri,
1.183 paf 364: t[1]-t[0],
365: t[2]-t[1],
366: t[3]-t[2],
367: sql_connect_time,sql_request_time,
368: t[9]-t[3]
369: );
370: #endif
1.171 parser 371: } catch(const Exception& e) { // request handling problem
1.76 paf 372: // we're returning not result, but error explanation
1.169 parser 373: try {
1.76 paf 374: // log the beast
1.245.2.6 paf 375: if(StringPtr problem_source=e.problem_source())
376: SAPI::log(sapi_info,
1.199 paf 377: "%s: "
1.76 paf 378: #ifndef NO_STRING_ORIGIN
1.180 paf 379: ORIGIN_FILE_LINE_FORMAT": "
1.76 paf 380: #endif
1.197 paf 381: "'%s' %s [%s]",
1.245.2.6 paf 382: request_info.uri,
1.76 paf 383: #ifndef NO_STRING_ORIGIN
384: problem_source->origin().file?problem_source->origin().file:"global",
385: problem_source->origin().line,
386: #endif
1.245.2.14 paf 387: problem_source->cstr().get(),
1.76 paf 388: e.comment(),
1.206 paf 389: e.type()
1.76 paf 390: );
391: else
1.245.2.6 paf 392: SAPI::log(sapi_info,
1.199 paf 393: "%s: "
1.197 paf 394: "%s [%s]",
1.245.2.6 paf 395: request_info.uri,
1.206 paf 396: e.comment(), e.type()
1.180 paf 397: );
1.171 parser 398:
1.43 paf 399: // reset language to default
400: flang=fdefault_lang;
401:
402: // reset response
1.245.2.6 paf 403: response->fields().clear();
1.43 paf 404:
405: // this is what we'd return in $response:body
1.245.2.6 paf 406: StringPtr body_string(0);
1.43 paf 407:
1.233 paf 408: // maybe we'd be lucky enough as to report an error
409: // in a gracefull way...
1.245.2.6 paf 410: if(ValuePtr value=main_class->get_element(
411: StringPtr(new String(UNHANDLED_EXCEPTION_METHOD_NAME)),
412: *main_class,
1.233 paf 413: false)) {
1.245.2.6 paf 414: if(JunctionPtr junction=value->get_junction()) {
1.233 paf 415: if(const Method *method=junction->method) {
416: // preparing to pass parameters to
417: // @unhandled_exception[exception;stack]
1.245.2.23 paf 418: VMethodFrame frame(pool(), method->name, *junction, 0/*no caller*/); frame.ref();
1.245.2.8 paf 419: frame.set_self(main_class);
1.233 paf 420:
421: // $exception
1.245.2.16 paf 422: frame.store_param(exception2vhash(pool(), e));
1.233 paf 423: // $stack[^table::set{name origin}]
1.245.2.24 paf 424: Table::columns_type stack_trace_columns(new ArrayString);
1.245.2.6 paf 425: *stack_trace_columns+=StringPtr(new String("name"));
426: *stack_trace_columns+=StringPtr(new String("file"));
427: *stack_trace_columns+=StringPtr(new String("lineno"));
428: TablePtr stack_trace(new Table(Exception::undefined_source, stack_trace_columns));
429: Array_iterator<StringPtr> tracei(exception_trace);
1.233 paf 430: while(tracei.has_next()) {
1.245.2.26 paf 431: Table::element_type row(new ArrayString);
1.171 parser 432:
1.245.2.6 paf 433: StringPtr name=tracei.next();
434: *row+=name; // name column
1.171 parser 435: #ifndef NO_STRING_ORIGIN
1.245.2.6 paf 436: const String_fragment::Origin& origin=name->origin();
1.233 paf 437: if(origin.file) {
1.245.2.6 paf 438: *row+=StringPtr(new String(origin.file, 0, true)); // file column
1.245.2.25 paf 439: *row+=StringPtr(new String(
440: pool().format_integer(1+origin.line),
441: 0, true)); // line column
1.233 paf 442: }
1.171 parser 443: #endif
1.245.2.6 paf 444: *stack_trace+=row;
1.233 paf 445: }
1.245.2.6 paf 446: frame.store_param(ValuePtr(new VTable(stack_trace)));
1.171 parser 447:
1.233 paf 448: // future $response:body=
449: // execute ^unhandled_exception[exception;stack]
1.245.2.6 paf 450: body_string=execute_method(frame, *method);
1.233 paf 451: }
452: }
1.30 paf 453: }
454:
1.41 paf 455: if(!body_string) { // couldn't report an error beautifully?
456: // doing that ugly
457:
458: // make up result: $origin $source $comment $type $code
1.245.2.25 paf 459: char *buf=new(pool()) char[MAX_STRING];
1.30 paf 460: size_t printed=0;
1.245.2.6 paf 461: if(StringPtr problem_source=e.problem_source()) {
1.16 paf 462: #ifndef NO_STRING_ORIGIN
1.245.2.6 paf 463: const String_fragment::Origin& origin=problem_source->origin();
1.30 paf 464: if(origin.file)
1.180 paf 465: printed+=snprintf(buf+printed, MAX_STRING-printed,
466: ORIGIN_FILE_LINE_FORMAT": ",
467: origin.file, 1+origin.line
468: );
1.28 paf 469: #endif
1.41 paf 470: printed+=snprintf(buf+printed, MAX_STRING-printed, "'%s' ",
1.245.2.14 paf 471: problem_source->cstr().get());
1.30 paf 472: }
1.245.2.5 paf 473: if(const char* comment=e.comment(true))
1.206 paf 474: printed+=snprintf(buf+printed, MAX_STRING-printed, "%s", comment);
1.245.2.5 paf 475: if(const char* type=e.type(true))
1.197 paf 476: printed+=snprintf(buf+printed, MAX_STRING-printed, " type: %s", type);
1.43 paf 477:
478: // future $response:content-type
1.245.2.6 paf 479: response->fields().put(content_type_name,
480: ValuePtr(new VString(StringPtr(new String(UNHANDLED_EXCEPTION_CONTENT_TYPE)))));
1.43 paf 481: // future $response:body
1.245.2.6 paf 482: body_string=StringPtr(new String(buf));
1.30 paf 483: }
1.41 paf 484:
1.245.2.6 paf 485: VString body_vstring(body_string);
1.245.2.13 paf 486: VFilePtr body_file=body_vstring.as_vfile(pool());
1.90 paf 487:
1.45 paf 488: // ERROR. write it out
1.245.2.7 paf 489: output_result(body_file, header_only, false);
1.170 parser 490: } catch(const Exception& ) {
1.245.2.6 paf 491: rethrow;
1.3 paf 492: }
1.1 paf 493: }
494: }
495:
1.245.2.3 paf 496: VStateless_classPtr Request::use_file(VStateless_class& aclass,
1.245.2.4 paf 497: StringPtr file_name, bool ignore_class_path,
1.233 paf 498: bool fail_on_read_problem, bool fail_on_file_absence) {
1.73 paf 499: // cyclic dependence check
1.148 parser 500: if(used_files.get(file_name))
1.245.2.14 paf 501: return VStateless_classPtr(0);
1.245.2.2 paf 502: used_files.put(file_name, true);
1.73 paf 503:
1.245.2.6 paf 504: StringPtr file_spec;
1.153 parser 505: if(ignore_class_path) // ignore_class_path?
1.245.2.6 paf 506: file_spec=file_name;
507: else if(file_name->first_char()=='/') //absolute path, no need to scan MAIN:CLASS_PATH?
508: file_spec=absolute(file_name);
1.153 parser 509: else {
1.245.2.6 paf 510: file_spec=StringPtr(0);
511: if(ValuePtr element=main_class->get_element(class_path_name, *main_class, false)) {
1.233 paf 512: if(element->is_string()) {
1.245.2.19 paf 513: file_spec=file_readable(*absolute(element->as_string(&pool())), *file_name); // found at class_path?
1.233 paf 514: } else if(Table *table=element->get_table()) {
1.245.2.6 paf 515: int size=table->count();
1.233 paf 516: for(int i=size; i--; ) {
1.245.2.6 paf 517: StringPtr path=(*table->get(i))[0];
1.245.2.19 paf 518: if(file_spec=file_readable(*absolute(path), *file_name))
1.233 paf 519: break; // found along class_path
520: }
521: } else
522: throw Exception("parser.runtime",
1.245.2.6 paf 523: Exception::undefined_source,
1.233 paf 524: "$" CLASS_PATH_NAME " must be string or table");
525: if(!file_spec)
526: throw Exception("parser.runtime",
1.245.2.6 paf 527: file_name,
1.233 paf 528: "not found along " MAIN_CLASS_NAME ":" CLASS_PATH_NAME);
529: }
1.153 parser 530: if(!file_spec)
1.197 paf 531: throw Exception("parser.runtime",
1.245.2.6 paf 532: file_name,
1.203 paf 533: "usage failed - no $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME " were specified");
1.148 parser 534: }
1.230 paf 535:
536: if(fail_on_read_problem && !fail_on_file_absence) // ignore file absence if asked for
1.245.2.6 paf 537: if(!entry_exists(file_spec))
1.245.2.14 paf 538: return VStateless_classPtr(0);
1.73 paf 539:
1.245.2.6 paf 540: if(const char *source=file_read_text(pool(), charsets.source(), file_spec, fail_on_read_problem))
541: return use_buf(aclass, source, file_spec, file_spec->cstr(pool()));
542: else
1.245.2.14 paf 543: return VStateless_classPtr(0);
1.16 paf 544: }
545:
1.208 paf 546:
1.245.2.3 paf 547: VStateless_classPtr Request::use_buf(VStateless_class& aclass,
1.245.2.5 paf 548: const char* source,
1.245.2.6 paf 549: StringPtr filespec, const char* filespec_cstr) {
1.233 paf 550: // temporary zero @conf so to maybe-replace it in compiled code
1.245.2.6 paf 551: Temp_method temp_method_conf(aclass, conf_method_name, MethodPtr(0));
1.233 paf 552: // temporary zero @auto so to maybe-replace it in compiled code
1.245.2.6 paf 553: Temp_method temp_method_auto(aclass, auto_method_name, MethodPtr(0));
1.233 paf 554:
1.5 paf 555: // compile loaded class
1.245.2.6 paf 556: VStateless_class& cclass=COMPILE(&aclass, source, filespec_cstr);
1.212 paf 557:
1.233 paf 558: // locate and execute possible @conf[] static
1.245.2.6 paf 559: VStringPtr vfilespec(new VString(filespec));
1.245.2.26 paf 560: Execute_nonvirtual_method_result executed=execute_nonvirtual_method(cclass,
1.245.2.6 paf 561: conf_method_name, vfilespec,
1.245.2.26 paf 562: false/*no string result needed*/);
563: if(executed.method)
564: configure_admin(cclass, executed.method->name);
1.208 paf 565:
566: // locate and execute possible @auto[] static
1.233 paf 567: execute_nonvirtual_method(cclass,
1.245.2.6 paf 568: auto_method_name, vfilespec,
1.245.2.21 paf 569: false/*no result needed*/);
1.245.2.14 paf 570: return VStateless_classPtr(&cclass);
1.19 paf 571: }
572:
1.245.2.6 paf 573: StringPtr Request::relative(const char* apath, StringPtr relative_name) {
574: char *hpath=pool().copy(apath);
575: StringPtr result(new String);
1.217 paf 576: if(rsplit(hpath, '/')) // if something/splitted
1.245.2.6 paf 577: *result << hpath << "/";
578: *result << relative_name;
1.19 paf 579: return result;
580: }
581:
1.245.2.6 paf 582: StringPtr Request::absolute(StringPtr relative_name) {
583: if(relative_name->first_char()=='/') {
584: StringPtr result=StringPtr(new String(request_info.document_root));
585: *result << relative_name;
1.19 paf 586: return result;
587: } else
1.245.2.6 paf 588: return relative_name->pos("://")<0? relative(request_info.path_translated, relative_name)
1.239 paf 589: :relative_name; // something like "http://xxx"
1.1 paf 590: }
1.45 paf 591:
1.245.2.7 paf 592: static void add_header_attribute(
593: HashStringValue::key_type aattribute,
594: HashStringValue::value_type ameaning,
595: Request *r) {
596: if(*aattribute==BODY_NAME
597: || *aattribute==DOWNLOAD_NAME
598: || *aattribute==CHARSET_NAME)
1.101 paf 599: return;
600:
1.245.2.7 paf 601: SAPI::add_header_attribute(r->sapi_info,
602: aattribute->cstr(),
603: attributed_meaning_to_string(r->pool(), ameaning, String::UL_HTTP_HEADER, false)->
604: cstr(String::UL_UNSPECIFIED));
1.101 paf 605: }
1.245.2.7 paf 606: void Request::output_result(VFilePtr body_file, bool header_only, bool as_attachment) {
1.51 paf 607: // header: cookies
1.245.2.10 paf 608: cookie->output_result(pool(), sapi_info);
1.51 paf 609:
1.245.2.6 paf 610: ValuePtr body_file_content_type;
1.90 paf 611: // set content-type
1.245.2.7 paf 612: if(body_file_content_type=body_file->fields().get(content_type_name)) {
1.90 paf 613: // body file content type
1.245.2.7 paf 614: response->fields().put(content_type_name, body_file_content_type);
1.90 paf 615: } else {
616: // default content type
1.245.2.7 paf 617: response->fields().put_dont_replace(content_type_name,
618: ValuePtr(new VString(StringPtr(new String(DEFAULT_CONTENT_TYPE)))));
1.92 paf 619: }
620:
621: // content-disposition
1.245.2.7 paf 622: if(ValuePtr vfile_name=body_file->fields().get(name_name))
1.245.2.14 paf 623: if(*vfile_name->get_string(&fpool)!=NONAME_DAT) {
1.245.2.7 paf 624: VHashPtr hash(new VHash);
625: HashStringValue &h=hash->hash(Exception::undefined_source);
1.244 paf 626: if(as_attachment)
1.245.2.7 paf 627: h.put(value_name, ValuePtr(new VString(content_disposition_value)));
628: h.put(content_disposition_filename_name, vfile_name);
629: response->fields().put(content_disposition_name, hash);
1.111 paf 630: }
1.49 paf 631:
1.62 paf 632: // prepare header: $response:fields without :body
1.245.2.6 paf 633: response->fields().for_each(add_header_attribute, this);
1.50 paf 634:
1.184 paf 635: const void *client_body;
636: size_t client_content_length;
1.220 paf 637: // transcode text body when "text/*" or simple result
1.223 paf 638: if(body_file_content_type)
1.245.2.7 paf 639: if(HashStringValue *hash=body_file_content_type->get_hash(Exception::undefined_source))
640: body_file_content_type=hash->get(value_name);
641: if(!body_file_content_type/*vstring.as_vfile*/ || body_file_content_type->as_string(&pool())->pos("text/")==0) {
1.220 paf 642: Charset::transcode(pool(),
1.245.2.7 paf 643: charsets.source(), body_file->value_ptr(), body_file->value_size(),
644: charsets.client(), client_body, client_content_length
1.220 paf 645: );
646: } else {
1.245.2.7 paf 647: client_body=body_file->value_ptr();
648: client_content_length=body_file->value_size();
1.220 paf 649: }
1.50 paf 650:
1.62 paf 651: // prepare header: content-length
1.200 paf 652: char content_length_cstr[MAX_NUMBER];
653: snprintf(content_length_cstr, MAX_NUMBER, "%u", client_content_length);
1.245.2.7 paf 654: SAPI::add_header_attribute(sapi_info, "content-length", content_length_cstr);
1.62 paf 655:
656: // send header
1.245.2.7 paf 657: SAPI::send_header(sapi_info);
1.71 paf 658:
1.62 paf 659: // send body
660: if(!header_only)
1.245.2.7 paf 661: SAPI::send_body(sapi_info, client_body, client_content_length);
1.50 paf 662: }
1.104 paf 663:
1.245.2.7 paf 664: StringPtr Request::mime_type_of(const char* user_file_name_cstr) {
1.104 paf 665: if(mime_types)
1.245.2.5 paf 666: if(const char* cext=strrchr(user_file_name_cstr, '.')) {
1.245.2.7 paf 667: String sext(++cext);
668: if(mime_types->locate(0, sext.change_case(pool(), charsets.source(), String::CC_LOWER)))
669: if(StringPtr result=mime_types->item(1))
670: return result;
1.104 paf 671: else
1.197 paf 672: throw Exception("parser.runtime",
1.104 paf 673: mime_types->origin_string(),
1.212 paf 674: MIME_TYPES_NAME " table column elements must not be empty");
1.104 paf 675: }
1.245.2.7 paf 676:
677: return StringPtr(new String("application/octet-stream"));
1.233 paf 678: }
679:
680: bool Request::origins_mode() {
1.245.2.7 paf 681: return main_class->get_element(origins_mode_name, *main_class, false)!=0; // $ORIGINS mode
1.133 parser 682: }
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