Annotation of parser3/src/main/pa_request.C, revision 1.245.2.7
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:
1.245.2.7! paf 8: static const char* IDENT_REQUEST_C="$Date: 2003/01/31 14:03:54 $";
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:
39: #define MAIN_METHOD_NAME "main"
40:
1.245.2.3 paf 41: // globals
42:
1.245.2.4 paf 43: StringPtr main_method_name(new String(MAIN_METHOD_NAME));
1.245.2.3 paf 44:
1.245.2.6 paf 45: // defines for statics
46:
47: #define CHARSETS_NAME "CHARSETS"
48: #define MAIN_CLASS_NAME "MAIN"
49: #define MIME_TYPES_NAME "MIME-TYPES"
50: #define ORIGINS_MODE_NAME "ORIGINS"
51: #define AUTO_FILE_NAME "auto.p"
52: #define CONF_METHOD_NAME "conf"
53: #define AUTO_METHOD_NAME "auto"
54: #define POST_PROCESS_METHOD_NAME "postprocess"
55: #define BODY_NAME "body"
56: #define DOWNLOAD_NAME "download"
57: #define CLASS_PATH_NAME "CLASS_PATH"
58:
59: // statics
60:
61: static StringPtr charsets_name(new String(CHARSETS_NAME));
62: static StringPtr main_class_name(new String(MAIN_CLASS_NAME));
63: static StringPtr mime_types_name(new String(MIME_TYPES_NAME));
64: static StringPtr origins_mode_name(new String(ORIGINS_MODE_NAME));
65: static StringPtr conf_method_name(new String(CONF_METHOD_NAME));
66: static StringPtr auto_method_name(new String(AUTO_METHOD_NAME));
67: static StringPtr post_process_method_name(new String(POST_PROCESS_METHOD_NAME));
68: static StringPtr body_name(new String(BODY_NAME));
69: static StringPtr download_name(new String(DOWNLOAD_NAME));
70: static StringPtr class_path_name(new String(CLASS_PATH_NAME));
71:
1.245.2.7! paf 72: // defines
1.245.2.6 paf 73:
1.233 paf 74: // op.C
1.245.2.4 paf 75: VStateless_classPtr VClassMAIN_create();
1.195 paf 76: // op.C
1.245.2.6 paf 77: VHashPtr exception2vhash(const Exception& e);
1.123 paf 78:
1.245.2.6 paf 79: void lock_system_class(HashStringValue::key_type key, HashStringValue::value_type value, int) {
1.245.2.5 paf 80: if(VStateless_class *value_class=value->get_class())
81: value_class->lock();
82: }
83:
1.157 parser 84: //
1.245.2.4 paf 85: Request::Request(SAPI_Info& asapi_info, Request_info& arequest_info,
86: uchar adefault_lang, bool status_allowed):
87: sapi_info(asapi_info),
88: request_info(arequest_info),
1.157 parser 89: fdefault_lang(adefault_lang), flang(adefault_lang),
1.186 paf 90:
1.245.2.4 paf 91: main_class(VClassMAIN_create()),
1.245.2.6 paf 92: charsets(pool(), *UTF8_charset, *UTF8_charset, *UTF8_charset), // default charsets
93:
94: response(new VResponse(arequest_info, charsets)),
95: form(new VForm),
96: mail(new VMail),
97: cookie(new VCookie)
1.245.2.4 paf 98: {
1.178 paf 99: // maybe expire old caches
1.245.2.4 paf 100: cache_managers.maybe_expire();
1.178 paf 101:
1.157 parser 102: /// directly used
1.233 paf 103: // MAIN class, operators
1.245.2.4 paf 104: classes().put(main_class->name(), main_class);
1.157 parser 105: // classes:
106: // table, file, random, mail, image, ...
1.245.2.4 paf 107: methoded_array.register_directly_used(*this);
1.157 parser 108:
109: /// methodless
110: // env class
1.245.2.4 paf 111: classes().put(StringPtr(new String(ENV_CLASS_NAME)),
112: ValuePtr(new VEnv(asapi_info)));
1.175 paf 113: // status class
1.179 paf 114: if(status_allowed)
1.245.2.4 paf 115: classes().put(StringPtr(new String(STATUS_CLASS_NAME)),
116: ValuePtr(new VStatus));
1.157 parser 117: // request class
1.245.2.4 paf 118: classes().put(StringPtr(new String(REQUEST_CLASS_NAME)),
119: ValuePtr(new VRequest(arequest_info, charsets)));
1.157 parser 120: // cookie class
1.245.2.6 paf 121: classes().put(StringPtr(new String(COOKIE_CLASS_NAME)), cookie);
1.157 parser 122:
123: /// methoded
124: // response class
1.245.2.6 paf 125: classes().put(response->get_class()->name(), response);
1.157 parser 126:
127: /// bases used
128: // form class
1.245.2.6 paf 129: classes().put(form->get_class()->base_class()->name(), form);
1.213 paf 130: // mail class
1.245.2.6 paf 131: classes().put(mail->get_class()->base_class()->name(), mail);
1.157 parser 132: // math class
1.245.2.4 paf 133: {
134: ValuePtr math(new VMail);
135: classes().put(math->get_class()->base_class()->name(), math);
136: }
1.245.2.5 paf 137:
138: // prevent system classes from modification [calling add_method]
139: // ^process[$string:CLASS]{@method} prohibited from now on...
1.245.2.6 paf 140: classes().for_each(lock_system_class, 0);
1.117 paf 141: }
1.192 paf 142:
143: Request::~Request() {
144: #ifdef XML
145: // if for some strange reason xml generic errors failed to be reported, free them up
1.245.2.5 paf 146: if(const char* xml_generic_errors=xmlGenericErrors()) {
1.192 paf 147: SAPI::log(pool(), "warning: unreported xmlGenericErrors: %s", xml_generic_errors);
148: free((void *)xml_generic_errors);
149: }
150: #endif
151: }
1.236 paf 152:
1.245.2.6 paf 153: Value* Request::get_self() { return method_frame?&method_frame->self():0; }
1.192 paf 154:
1.245.2.6 paf 155: static void load_charset(HashStringValue::key_type akey, HashStringValue::value_type avalue, int) {
156: ::charsets.load_charset(akey, avalue->as_string(0));
1.208 paf 157: }
1.245.2.6 paf 158: void Request::configure_admin(VStateless_class& conf_class, StringPtr source) {
1.208 paf 159: if(configure_admin_done)
160: throw Exception("parser.runtime",
161: source,
162: "parser already configured");
163: configure_admin_done=true;
164:
1.227 paf 165: // charsets must only be specified in method_frame config
1.208 paf 166: // so that users would not interfere
167:
168: /* $MAIN:CHARSETS[
169: $.charsetname1[/full/path/to/charset/file.cfg]
170: ...
171: ]
172: */
1.245.2.6 paf 173: if(ValuePtr vcharsets=conf_class.get_element(charsets_name, conf_class, false)) {
1.240 paf 174: if(!vcharsets->is_string())
1.245.2.6 paf 175: if(HashStringValue* charsets=vcharsets->get_hash(StringPtr(0)))
176: charsets->for_each(load_charset, 0);
1.240 paf 177: else
178: throw Exception("parser.runtime",
1.245.2.6 paf 179: Exception::undefined_source,
1.240 paf 180: "$" MAIN_CLASS_NAME ":" CHARSETS_NAME " must be hash");
1.208 paf 181: }
182:
1.227 paf 183: // configure method_frame options
1.208 paf 184: // until someone with less privileges have overriden them
1.245.2.6 paf 185: methoded_array.configure_admin(*this);
1.208 paf 186: }
1.150 parser 187:
1.64 paf 188: /**
189: load MAIN class, execute @main.
190: MAIN class consists of all the auto.p files we'd manage to find
191: plus
192: the file user requested us to process
193: all located classes become children of one another,
194: composing class we name 'MAIN'
1.180 paf 195:
196: @test log stack trace
197:
1.64 paf 198: */
1.153 parser 199: void Request::core(
1.245.2.5 paf 200: const char* config_filespec, bool config_fail_on_read_problem,
1.62 paf 201: bool header_only) {
1.183 paf 202:
203: #ifdef RESOURCES_DEBUG
204: //measures
205: struct timeval mt[10];
206: //measure:before all
207: gettimeofday(&mt[0],NULL);
208: #endif
1.169 parser 209: try {
1.29 paf 210: char *auto_filespec=(char *)malloc(MAX_STRING);
211:
1.211 paf 212: // loading config
213: if(config_filespec) {
1.245.2.6 paf 214: StringPtr filespec(new String);
215: filespec->APPEND_CLEAN(config_filespec, 0, "config", 0);
216: use_file(*main_class,
1.233 paf 217: filespec, true/* ignore class_path */,
218: config_fail_on_read_problem, true/* file must exist if 'fail on read problem' not set */);
1.29 paf 219: }
1.8 paf 220:
1.72 paf 221: // loading auto.p files from document_root/..
222: // to the one beside requested file.
223: // all assigned bases from upper dir
224: {
1.245.2.6 paf 225: const char* after=request_info.path_translated;
226: size_t drlen=strlen(request_info.document_root);
227: if(memcmp(after, request_info.document_root, drlen)==0) {
1.115 paf 228: after+=drlen;
229: if(after[-1]=='/')
230: --after;
231: }
232:
1.152 parser 233: int step=0;
1.245.2.5 paf 234: while(const char* before=strchr(after, '/')) {
1.245.2.6 paf 235: StringPtr sfile_spec(new String);
236: if(after!=request_info.path_translated) {
237: sfile_spec->APPEND_CLEAN(
238: request_info.path_translated, before-request_info.path_translated,
1.152 parser 239: "path-translated-scanned", step++);
1.245.2.6 paf 240: *sfile_spec << "/" AUTO_FILE_NAME;
1.152 parser 241:
1.245.2.6 paf 242: use_file(*main_class,
1.233 paf 243: sfile_spec, true/* ignore class_path */,
244: true/* fail on read problem */, false/* but ignore absence, sole user */);
1.115 paf 245: }
246: after=before+1;
1.72 paf 247: }
248: }
1.34 paf 249:
1.125 paf 250: // compile requested file
1.245.2.6 paf 251: StringPtr spath_translated(new String);
252: spath_translated->APPEND_TAINTED(request_info.path_translated, 0, "user-request", 0);
253: use_file(*main_class,
1.233 paf 254: spath_translated, true/* ignore class_path */,
255: true/* fail on read problem*/, true/* fail on abscence */);
1.214 paf 256:
1.227 paf 257: // configure method_frame options if not configured yet
1.214 paf 258: if(!configure_admin_done)
1.245.2.6 paf 259: configure_admin(*main_class, StringPtr(0));
1.7 paf 260:
1.227 paf 261: // configure not-method_frame=user options
1.245.2.6 paf 262: methoded_array.configure_user(*this);
1.124 paf 263:
1.85 paf 264: // $MAIN:MIME-TYPES
1.245.2.6 paf 265: if(ValuePtr element=main_class->get_element(mime_types_name, *main_class, false))
1.85 paf 266: if(Table *table=element->get_table())
267: mime_types=table;
1.102 paf 268:
1.124 paf 269: // filling form fields
1.245.2.6 paf 270: form->fill_fields_and_tables(charsets, request_info);
1.102 paf 271:
1.124 paf 272: // filling cookies
1.245.2.6 paf 273: cookie->fill_fields(pool(), request_info);
1.213 paf 274:
275: // filling mail received
1.245.2.6 paf 276: mail->fill_received(pool(), request_info);
1.25 paf 277:
1.183 paf 278: #ifdef RESOURCES_DEBUG
279: //measure:after compile
280: gettimeofday(&mt[1],NULL);
281: #endif
1.25 paf 282: // execute @main[]
1.245.2.6 paf 283: StringPtr body_string=execute_virtual_method(*main_class, main_method_name);
1.41 paf 284: if(!body_string)
1.197 paf 285: throw Exception("parser.runtime",
1.245.2.6 paf 286: Exception::undefined_source,
1.145 parser 287: "'"MAIN_METHOD_NAME"' method not found");
1.79 paf 288:
1.183 paf 289: #ifdef RESOURCES_DEBUG
290: //measure:after main
291: gettimeofday(&mt[2],NULL);
292: #endif
293:
1.245.2.6 paf 294: VStringPtr body_vstring_before_post_process(new VString(body_string));
295: VStringPtr body_vstring_after_post_process(body_vstring_before_post_process);
1.119 paf 296: // @postprocess
1.245.2.6 paf 297: if(ValuePtr value=main_class->get_element(post_process_method_name, *main_class, false))
298: if(JunctionPtr junction=value->get_junction())
1.91 paf 299: if(const Method *method=junction->method) {
300: // preparing to pass parameters to
1.119 paf 301: // @postprocess[data]
1.234 paf 302: VMethodFrame frame(pool(), method->name, *junction, 0/*no parent*/);
1.245.2.6 paf 303: frame.set_self(*main_class);
1.91 paf 304:
1.245.2.6 paf 305: frame.store_param(body_vstring_before_post_process);
1.91 paf 306: body_vstring_after_post_process=
1.245.2.6 paf 307: VStringPtr(new VString(execute_method(frame, *method)));
1.91 paf 308: }
1.90 paf 309:
1.204 paf 310: bool lorigins_mode=origins_mode();
1.144 parser 311:
1.245.2.6 paf 312: VFilePtr body_file=body_vstring_after_post_process->as_vfile(
1.204 paf 313: String::UL_UNSPECIFIED, lorigins_mode);
1.41 paf 314:
1.45 paf 315: // extract response body
1.245.2.6 paf 316: ValuePtr body_value=response->fields().get(download_name);
1.244 paf 317: bool as_attachment=body_value!=0;
318: if(!body_value)
1.245.2.6 paf 319: body_value=response->fields().get(body_name);
1.244 paf 320:
1.216 paf 321: if(body_value) // there is some $response:body
1.245.2.6 paf 322: body_file=body_value->as_vfile(pool());
1.204 paf 323: else if(lorigins_mode)
1.245.2.6 paf 324: response->fields().put(content_type_name,
325: ValuePtr(new VString(StringPtr(new String(ORIGINS_CONTENT_TYPE)))));
1.45 paf 326:
1.183 paf 327: #ifdef RESOURCES_DEBUG
328: //measure:after postprocess
329: gettimeofday(&mt[3],NULL);
330: #endif
331:
1.45 paf 332: // OK. write out the result
1.245.2.7! paf 333: output_result(body_file, header_only, as_attachment);
1.183 paf 334:
335: #ifdef RESOURCES_DEBUG
336: //measure:after output_result
337: gettimeofday(&mt[9],NULL);
338: t[9]=mt[9].tv_sec+mt[9].tv_usec/1000000.0;
339:
340: double t[10];
341: for(int i=0;i<10;i++)
342: t[i]=mt[i].tv_sec+mt[i].tv_usec/1000000.0;
343: //measure:log2 compile,main,postprocess,output
344: SAPI::log(pool(), "rmeasure: %s,%.2f,%.2f,%.2f %.2f,%.2f %.2f",
1.245.2.6 paf 345: request_info.uri,
1.183 paf 346: t[1]-t[0],
347: t[2]-t[1],
348: t[3]-t[2],
349: sql_connect_time,sql_request_time,
350: t[9]-t[3]
351: );
352: #endif
1.171 parser 353: } catch(const Exception& e) { // request handling problem
1.76 paf 354: // we're returning not result, but error explanation
1.169 parser 355: try {
1.76 paf 356: // log the beast
1.245.2.6 paf 357: if(StringPtr problem_source=e.problem_source())
358: SAPI::log(sapi_info,
1.199 paf 359: "%s: "
1.76 paf 360: #ifndef NO_STRING_ORIGIN
1.180 paf 361: ORIGIN_FILE_LINE_FORMAT": "
1.76 paf 362: #endif
1.197 paf 363: "'%s' %s [%s]",
1.245.2.6 paf 364: request_info.uri,
1.76 paf 365: #ifndef NO_STRING_ORIGIN
366: problem_source->origin().file?problem_source->origin().file:"global",
367: problem_source->origin().line,
368: #endif
1.173 paf 369: problem_source->cstr(),
1.76 paf 370: e.comment(),
1.206 paf 371: e.type()
1.76 paf 372: );
373: else
1.245.2.6 paf 374: SAPI::log(sapi_info,
1.199 paf 375: "%s: "
1.197 paf 376: "%s [%s]",
1.245.2.6 paf 377: request_info.uri,
1.206 paf 378: e.comment(), e.type()
1.180 paf 379: );
1.171 parser 380:
1.43 paf 381: // reset language to default
382: flang=fdefault_lang;
383:
384: // reset response
1.245.2.6 paf 385: response->fields().clear();
1.43 paf 386:
387: // this is what we'd return in $response:body
1.245.2.6 paf 388: StringPtr body_string(0);
1.43 paf 389:
1.233 paf 390: // maybe we'd be lucky enough as to report an error
391: // in a gracefull way...
1.245.2.6 paf 392: if(ValuePtr value=main_class->get_element(
393: StringPtr(new String(UNHANDLED_EXCEPTION_METHOD_NAME)),
394: *main_class,
1.233 paf 395: false)) {
1.245.2.6 paf 396: if(JunctionPtr junction=value->get_junction()) {
1.233 paf 397: if(const Method *method=junction->method) {
398: // preparing to pass parameters to
399: // @unhandled_exception[exception;stack]
1.234 paf 400: VMethodFrame frame(pool(), method->name, *junction, 0/*no caller*/);
1.245.2.6 paf 401: frame.set_self(*main_class);
1.233 paf 402:
403: // $exception
1.245.2.6 paf 404: frame.store_param(exception2vhash(e));
1.233 paf 405: // $stack[^table::set{name origin}]
1.245.2.6 paf 406: Table::columns_type stack_trace_columns;
407: *stack_trace_columns+=StringPtr(new String("name"));
408: *stack_trace_columns+=StringPtr(new String("file"));
409: *stack_trace_columns+=StringPtr(new String("lineno"));
410: TablePtr stack_trace(new Table(Exception::undefined_source, stack_trace_columns));
411: Array_iterator<StringPtr> tracei(exception_trace);
1.233 paf 412: while(tracei.has_next()) {
1.245.2.6 paf 413: Table::element_type row;
1.171 parser 414:
1.245.2.6 paf 415: StringPtr name=tracei.next();
416: *row+=name; // name column
1.171 parser 417: #ifndef NO_STRING_ORIGIN
1.245.2.6 paf 418: const String_fragment::Origin& origin=name->origin();
1.233 paf 419: if(origin.file) {
1.245.2.6 paf 420: *row+=StringPtr(new String(origin.file, 0, true)); // file column
1.233 paf 421: char *buf=(char *)malloc(MAX_NUMBER);
422: size_t buf_size=snprintf(buf, MAX_NUMBER, "%d", 1+origin.line);
1.245.2.6 paf 423: *row+=StringPtr(new String(buf, buf_size, true)); // line column
1.233 paf 424: }
1.171 parser 425: #endif
1.245.2.6 paf 426: *stack_trace+=row;
1.233 paf 427: }
1.245.2.6 paf 428: frame.store_param(ValuePtr(new VTable(stack_trace)));
1.171 parser 429:
1.233 paf 430: // future $response:body=
431: // execute ^unhandled_exception[exception;stack]
1.245.2.6 paf 432: body_string=execute_method(frame, *method);
1.233 paf 433: }
434: }
1.30 paf 435: }
436:
1.41 paf 437: if(!body_string) { // couldn't report an error beautifully?
438: // doing that ugly
439:
440: // make up result: $origin $source $comment $type $code
441: char *buf=(char *)malloc(MAX_STRING);
1.30 paf 442: size_t printed=0;
1.245.2.6 paf 443: if(StringPtr problem_source=e.problem_source()) {
1.16 paf 444: #ifndef NO_STRING_ORIGIN
1.245.2.6 paf 445: const String_fragment::Origin& origin=problem_source->origin();
1.30 paf 446: if(origin.file)
1.180 paf 447: printed+=snprintf(buf+printed, MAX_STRING-printed,
448: ORIGIN_FILE_LINE_FORMAT": ",
449: origin.file, 1+origin.line
450: );
1.28 paf 451: #endif
1.41 paf 452: printed+=snprintf(buf+printed, MAX_STRING-printed, "'%s' ",
1.173 paf 453: problem_source->cstr());
1.30 paf 454: }
1.245.2.5 paf 455: if(const char* comment=e.comment(true))
1.206 paf 456: printed+=snprintf(buf+printed, MAX_STRING-printed, "%s", comment);
1.245.2.5 paf 457: if(const char* type=e.type(true))
1.197 paf 458: printed+=snprintf(buf+printed, MAX_STRING-printed, " type: %s", type);
1.43 paf 459:
460: // future $response:content-type
1.245.2.6 paf 461: response->fields().put(content_type_name,
462: ValuePtr(new VString(StringPtr(new String(UNHANDLED_EXCEPTION_CONTENT_TYPE)))));
1.43 paf 463: // future $response:body
1.245.2.6 paf 464: body_string=StringPtr(new String(buf));
1.30 paf 465: }
1.41 paf 466:
1.245.2.6 paf 467: VString body_vstring(body_string);
468: VFilePtr body_file=body_vstring.as_vfile();
1.90 paf 469:
1.45 paf 470: // ERROR. write it out
1.245.2.7! paf 471: output_result(body_file, header_only, false);
1.170 parser 472: } catch(const Exception& ) {
1.245.2.6 paf 473: rethrow;
1.3 paf 474: }
1.1 paf 475: }
476: }
477:
1.245.2.3 paf 478: VStateless_classPtr Request::use_file(VStateless_class& aclass,
1.245.2.4 paf 479: StringPtr file_name, bool ignore_class_path,
1.233 paf 480: bool fail_on_read_problem, bool fail_on_file_absence) {
1.73 paf 481: // cyclic dependence check
1.148 parser 482: if(used_files.get(file_name))
1.233 paf 483: return 0;
1.245.2.2 paf 484: used_files.put(file_name, true);
1.73 paf 485:
1.245.2.6 paf 486: StringPtr file_spec;
1.153 parser 487: if(ignore_class_path) // ignore_class_path?
1.245.2.6 paf 488: file_spec=file_name;
489: else if(file_name->first_char()=='/') //absolute path, no need to scan MAIN:CLASS_PATH?
490: file_spec=absolute(file_name);
1.153 parser 491: else {
1.245.2.6 paf 492: file_spec=StringPtr(0);
493: if(ValuePtr element=main_class->get_element(class_path_name, *main_class, false)) {
1.233 paf 494: if(element->is_string()) {
1.245.2.6 paf 495: file_spec=file_readable(absolute(element->as_string(&pool())), file_name); // found at class_path?
1.233 paf 496: } else if(Table *table=element->get_table()) {
1.245.2.6 paf 497: int size=table->count();
1.233 paf 498: for(int i=size; i--; ) {
1.245.2.6 paf 499: StringPtr path=(*table->get(i))[0];
1.233 paf 500: if(file_spec=file_readable(absolute(path), file_name))
501: break; // found along class_path
502: }
503: } else
504: throw Exception("parser.runtime",
1.245.2.6 paf 505: Exception::undefined_source,
1.233 paf 506: "$" CLASS_PATH_NAME " must be string or table");
507: if(!file_spec)
508: throw Exception("parser.runtime",
1.245.2.6 paf 509: file_name,
1.233 paf 510: "not found along " MAIN_CLASS_NAME ":" CLASS_PATH_NAME);
511: }
1.153 parser 512: if(!file_spec)
1.197 paf 513: throw Exception("parser.runtime",
1.245.2.6 paf 514: file_name,
1.203 paf 515: "usage failed - no $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME " were specified");
1.148 parser 516: }
1.230 paf 517:
518: if(fail_on_read_problem && !fail_on_file_absence) // ignore file absence if asked for
1.245.2.6 paf 519: if(!entry_exists(file_spec))
1.233 paf 520: return 0;
1.73 paf 521:
1.245.2.6 paf 522: if(const char *source=file_read_text(pool(), charsets.source(), file_spec, fail_on_read_problem))
523: return use_buf(aclass, source, file_spec, file_spec->cstr(pool()));
524: else
1.233 paf 525: return 0;
1.16 paf 526: }
527:
1.208 paf 528:
1.245.2.3 paf 529: VStateless_classPtr Request::use_buf(VStateless_class& aclass,
1.245.2.5 paf 530: const char* source,
1.245.2.6 paf 531: StringPtr filespec, const char* filespec_cstr) {
1.233 paf 532: // temporary zero @conf so to maybe-replace it in compiled code
1.245.2.6 paf 533: Temp_method temp_method_conf(aclass, conf_method_name, MethodPtr(0));
1.233 paf 534: // temporary zero @auto so to maybe-replace it in compiled code
1.245.2.6 paf 535: Temp_method temp_method_auto(aclass, auto_method_name, MethodPtr(0));
1.233 paf 536:
1.5 paf 537: // compile loaded class
1.245.2.6 paf 538: VStateless_class& cclass=COMPILE(&aclass, source, filespec_cstr);
1.212 paf 539:
1.233 paf 540: // locate and execute possible @conf[] static
1.245.2.6 paf 541: VStringPtr vfilespec(new VString(filespec));
1.209 paf 542: const Method *method_called;
1.212 paf 543: execute_nonvirtual_method(cclass,
1.245.2.6 paf 544: conf_method_name, vfilespec,
545: false/*no result needed*/, &method_called);
1.233 paf 546: if(method_called)
1.245.2.6 paf 547: configure_admin(cclass, method_called->name);
1.208 paf 548:
549: // locate and execute possible @auto[] static
1.233 paf 550: execute_nonvirtual_method(cclass,
1.245.2.6 paf 551: auto_method_name, vfilespec,
1.212 paf 552: 0/*no result needed*/);
1.16 paf 553: return &cclass;
1.19 paf 554: }
555:
1.245.2.6 paf 556: StringPtr Request::relative(const char* apath, StringPtr relative_name) {
557: char *hpath=pool().copy(apath);
558: StringPtr result(new String);
1.217 paf 559: if(rsplit(hpath, '/')) // if something/splitted
1.245.2.6 paf 560: *result << hpath << "/";
561: *result << relative_name;
1.19 paf 562: return result;
563: }
564:
1.245.2.6 paf 565: StringPtr Request::absolute(StringPtr relative_name) {
566: if(relative_name->first_char()=='/') {
567: StringPtr result=StringPtr(new String(request_info.document_root));
568: *result << relative_name;
1.19 paf 569: return result;
570: } else
1.245.2.6 paf 571: return relative_name->pos("://")<0? relative(request_info.path_translated, relative_name)
1.239 paf 572: :relative_name; // something like "http://xxx"
1.1 paf 573: }
1.45 paf 574:
1.245.2.7! paf 575: static void add_header_attribute(
! 576: HashStringValue::key_type aattribute,
! 577: HashStringValue::value_type ameaning,
! 578: Request *r) {
! 579: if(*aattribute==BODY_NAME
! 580: || *aattribute==DOWNLOAD_NAME
! 581: || *aattribute==CHARSET_NAME)
1.101 paf 582: return;
583:
1.245.2.7! paf 584: SAPI::add_header_attribute(r->sapi_info,
! 585: aattribute->cstr(),
! 586: attributed_meaning_to_string(r->pool(), ameaning, String::UL_HTTP_HEADER, false)->
! 587: cstr(String::UL_UNSPECIFIED));
1.101 paf 588: }
1.245.2.7! paf 589: void Request::output_result(VFilePtr body_file, bool header_only, bool as_attachment) {
1.51 paf 590: // header: cookies
1.245.2.7! paf 591: cookie->output_result(sapi_info);
1.51 paf 592:
1.245.2.6 paf 593: ValuePtr body_file_content_type;
1.90 paf 594: // set content-type
1.245.2.7! paf 595: if(body_file_content_type=body_file->fields().get(content_type_name)) {
1.90 paf 596: // body file content type
1.245.2.7! paf 597: response->fields().put(content_type_name, body_file_content_type);
1.90 paf 598: } else {
599: // default content type
1.245.2.7! paf 600: response->fields().put_dont_replace(content_type_name,
! 601: ValuePtr(new VString(StringPtr(new String(DEFAULT_CONTENT_TYPE)))));
1.92 paf 602: }
603:
604: // content-disposition
1.245.2.7! paf 605: if(ValuePtr vfile_name=body_file->fields().get(name_name))
! 606: if(*vfile_name->get_string(&Pool())!=NONAME_DAT) {
! 607: VHashPtr hash(new VHash);
! 608: HashStringValue &h=hash->hash(Exception::undefined_source);
1.244 paf 609: if(as_attachment)
1.245.2.7! paf 610: h.put(value_name, ValuePtr(new VString(content_disposition_value)));
! 611: h.put(content_disposition_filename_name, vfile_name);
! 612: response->fields().put(content_disposition_name, hash);
1.111 paf 613: }
1.49 paf 614:
1.62 paf 615: // prepare header: $response:fields without :body
1.245.2.6 paf 616: response->fields().for_each(add_header_attribute, this);
1.50 paf 617:
1.184 paf 618: const void *client_body;
619: size_t client_content_length;
1.220 paf 620: // transcode text body when "text/*" or simple result
1.223 paf 621: if(body_file_content_type)
1.245.2.7! paf 622: if(HashStringValue *hash=body_file_content_type->get_hash(Exception::undefined_source))
! 623: body_file_content_type=hash->get(value_name);
! 624: if(!body_file_content_type/*vstring.as_vfile*/ || body_file_content_type->as_string(&pool())->pos("text/")==0) {
1.220 paf 625: Charset::transcode(pool(),
1.245.2.7! paf 626: charsets.source(), body_file->value_ptr(), body_file->value_size(),
! 627: charsets.client(), client_body, client_content_length
1.220 paf 628: );
629: } else {
1.245.2.7! paf 630: client_body=body_file->value_ptr();
! 631: client_content_length=body_file->value_size();
1.220 paf 632: }
1.50 paf 633:
1.62 paf 634: // prepare header: content-length
1.200 paf 635: char content_length_cstr[MAX_NUMBER];
636: snprintf(content_length_cstr, MAX_NUMBER, "%u", client_content_length);
1.245.2.7! paf 637: SAPI::add_header_attribute(sapi_info, "content-length", content_length_cstr);
1.62 paf 638:
639: // send header
1.245.2.7! paf 640: SAPI::send_header(sapi_info);
1.71 paf 641:
1.62 paf 642: // send body
643: if(!header_only)
1.245.2.7! paf 644: SAPI::send_body(sapi_info, client_body, client_content_length);
1.50 paf 645: }
1.104 paf 646:
1.245.2.7! paf 647: StringPtr Request::mime_type_of(const char* user_file_name_cstr) {
1.104 paf 648: if(mime_types)
1.245.2.5 paf 649: if(const char* cext=strrchr(user_file_name_cstr, '.')) {
1.245.2.7! paf 650: String sext(++cext);
! 651: if(mime_types->locate(0, sext.change_case(pool(), charsets.source(), String::CC_LOWER)))
! 652: if(StringPtr result=mime_types->item(1))
! 653: return result;
1.104 paf 654: else
1.197 paf 655: throw Exception("parser.runtime",
1.104 paf 656: mime_types->origin_string(),
1.212 paf 657: MIME_TYPES_NAME " table column elements must not be empty");
1.104 paf 658: }
1.245.2.7! paf 659:
! 660: return StringPtr(new String("application/octet-stream"));
1.233 paf 661: }
662:
663: bool Request::origins_mode() {
1.245.2.7! paf 664: return main_class->get_element(origins_mode_name, *main_class, false)!=0; // $ORIGINS mode
1.133 parser 665: }
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