Annotation of parser3/src/main/pa_request.C, revision 1.122.2.1
1.54 paf 1: /** @file
1.55 paf 2: Parser: request class main part. @see compile.C and execute.C.
3:
1.9 paf 4: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.55 paf 5:
1.14 paf 6: Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
1.9 paf 7:
1.122.2.1! paf 8: $Id: pa_request.C,v 1.122 2001/04/26 15:19:28 paf Exp $
1.1 paf 9: */
10:
1.70 paf 11: #include "pa_config_includes.h"
1.19 paf 12:
1.117 paf 13: #include "pcre.h"
14: #include "internal.h"
1.96 paf 15:
1.69 paf 16: #include "pa_sapi.h"
1.53 paf 17: #include "pa_common.h"
1.1 paf 18: #include "pa_request.h"
1.3 paf 19: #include "pa_wwrapper.h"
20: #include "pa_vclass.h"
1.31 paf 21: #include "pa_globals.h"
1.30 paf 22: #include "pa_vint.h"
1.112 paf 23: #include "pa_vmethod_frame.h"
1.32 paf 24: #include "pa_types.h"
1.78 paf 25: #include "pa_vtable.h"
1.90 paf 26: #include "pa_vfile.h"
1.3 paf 27:
1.109 paf 28: /// $LIMITS.post_max_size default 10M
1.72 paf 29: const size_t MAX_POST_SIZE_DEFAULT=10*0x400*400;
30:
1.82 paf 31: /// content type of exception response, when no @MAIN:exception handler defined
32: const char *UNHANDLED_EXCEPTION_CONTENT_TYPE="text/plain";
33:
34: /// content type of response when no $MAIN:defaults.content-type defined
35: const char *DEFAULT_CONTENT_TYPE="text/html";
36:
1.122.2.1! paf 37: MOP_create(Pool&);
! 38:
1.72 paf 39: //
1.28 paf 40: Request::Request(Pool& apool,
1.33 paf 41: Info& ainfo,
1.43 paf 42: String::Untaint_lang adefault_lang) : Pooled(apool),
1.3 paf 43: stack(apool),
1.122.2.1! paf 44: OP(*MOP_create(apool)),
1.41 paf 45: env(apool),
46: form(apool),
47: request(apool, *this),
48: response(apool),
1.51 paf 49: cookie(apool),
1.3 paf 50: fclasses(apool),
1.43 paf 51: fdefault_lang(adefault_lang), flang(adefault_lang),
52: info(ainfo),
1.105 paf 53: post_data(0), post_size(0),
1.85 paf 54: used_files(apool),
1.74 paf 55: default_content_type(0),
1.94 paf 56: mime_types(0),
1.103 paf 57: connection(0), protocol2library(0),
1.117 paf 58: mail(0),
59: pcre_tables(0)
1.3 paf 60: {
1.122.2.1! paf 61: // operators
! 62: OP.register_directly_used(r);
1.3 paf 63: // env class
1.122.2.1! paf 64: classes().put(NEW String(ENV_CLASS_NAME), &env);
1.27 paf 65: // form class
1.122.2.1! paf 66: classes().put(form.get_class().name(), &form);
1.40 paf 67: // request class
1.122.2.1! paf 68: classes().put(NEW String(REQUEST_CLASS_NAME), &request);
1.41 paf 69: // response class
1.122.2.1! paf 70: classes().put(response.get_class().name(), &response);
1.51 paf 71: // cookie class
1.122.2.1! paf 72: classes().put(NEW String(COOKIE_CLASS_NAME), &cookie);
! 73:
! 74: // classes:
! 75: // table, file, random, mail, image
! 76: methoded_array->register_directly_used(*this);
1.45 paf 77: }
78:
1.117 paf 79: static void element2ctypes(unsigned char *tables,
80: Value& ctype, const String& name,
81: unsigned char bit,
82: int group_offset=-1,
83: bool skip_ws=true) {
84: Value *value=ctype.get_element(name);
85: if(!value)
86: return;
87:
88: unsigned char *ctypes_table=tables+ctypes_offset;
89: const unsigned char *cstr=
90: (const unsigned char *)value->as_string().cstr(String::UL_AS_IS);
91: for(; *cstr; cstr++) {
92: unsigned char c=*cstr;
93: if(skip_ws && (c=='\n' || c=='\t' || c==' '))
94: continue;
95: ctypes_table[c]|=bit;
96:
97: if(group_offset>=0)
1.118 paf 98: tables[cbits_offset+group_offset+c/8] |= 1 << (c%8);
1.117 paf 99: }
100: }
101: static void cstr2ctypes(unsigned char *tables, const unsigned char *cstr,
102: unsigned char bit) {
103: unsigned char *ctypes_table=tables+ctypes_offset;
104: ctypes_table[0]=bit;
105: for(; *cstr; cstr++) {
106: unsigned char c=*cstr;
107: ctypes_table[c]|=bit;
108: }
109: }
110: static void prepare_case_tables(unsigned char *tables) {
111: unsigned char *lcc_table=tables+lcc_offset;
112: unsigned char *fcc_table=tables+fcc_offset;
113: for(int i=0; i<0x100; i++)
114: lcc_table[i]=fcc_table[i]=i;
115: }
116: static void element2case(unsigned char *tables, Value& ctype, const String& name) {
117: Value *value=ctype.get_element(name);
118: if(!value)
119: return;
120:
121: unsigned char *lcc_table=tables+lcc_offset;
122: unsigned char *fcc_table=tables+fcc_offset;
123: const unsigned char *cstr=
124: (const unsigned char *)value->as_string().cstr(String::UL_AS_IS);
125: unsigned char from=0;
126: for(; *cstr; cstr++) {
127: unsigned char c=*cstr;
128: if(c=='\n' || c=='\t' || c==' ')
129: continue;
130: if(from) {
131: lcc_table[from]=c;
132: fcc_table[from]=c; fcc_table[c]=from;
133: from=0;
134: } else
135: from=c;
136: }
137: }
1.64 paf 138: /**
139: load MAIN class, execute @main.
140: MAIN class consists of all the auto.p files we'd manage to find
141: plus
142: the file user requested us to process
143: all located classes become children of one another,
144: composing class we name 'MAIN'
145: */
1.63 paf 146: void Request::core(const char *root_auto_path, bool root_auto_fail,
147: const char *site_auto_path, bool site_auto_fail,
1.62 paf 148: bool header_only) {
1.121 paf 149: //_asm { int 3 }
1.29 paf 150: VStateless_class *main_class=0;
1.41 paf 151: bool need_rethrow=false; Exception rethrow_me;
1.3 paf 152: TRY {
1.29 paf 153: char *auto_filespec=(char *)malloc(MAX_STRING);
154:
1.63 paf 155: // loading root auto.p
156: if(root_auto_path) {
1.77 paf 157: String& filespec=*NEW String(pool());
1.88 paf 158: filespec.APPEND_CLEAN(root_auto_path, 0, "root_auto", 0);
1.77 paf 159: filespec.APPEND_CONST("/" AUTO_FILE_NAME);
1.29 paf 160: main_class=use_file(
1.77 paf 161: filespec, root_auto_fail,
1.37 paf 162: main_class_name, main_class);
1.29 paf 163: }
164:
1.85 paf 165: // $MAIN:LIMITS hash used here,
1.72 paf 166: // until someone with less privileges have overriden them
1.78 paf 167: {
168: Value *limits=main_class?main_class->get_element(*limits_name):0;
1.106 paf 169: if(info.method && StrEqNc(info.method, "post", true)) {
1.105 paf 170: // $limits.post_max_size default 10M
171: Value *element=limits?limits->get_element(*post_max_size_name):0;
172: size_t value=element?(size_t)element->as_double():0;
173: size_t post_max_size=value?value:MAX_POST_SIZE_DEFAULT;
174:
1.110 paf 175: if(size_t limit=max(0, min(info.content_length, post_max_size))) {
1.106 paf 176: // read POST data
1.110 paf 177: post_data=(char *)malloc(limit);
178: post_size=SAPI::read_post(pool(), post_data, limit);
179: if(post_size!=limit)
1.105 paf 180: THROW(0, 0,
181: 0,
1.110 paf 182: "post_size(%d)!=limit(%d)",
183: post_size, limit);
1.105 paf 184: }
185: }
186:
187: form.fill_fields(*this);
1.78 paf 188: }
1.72 paf 189:
1.78 paf 190: // filling cookies
1.72 paf 191: cookie.fill_fields(*this);
192:
1.64 paf 193: // loading site auto.p
1.63 paf 194: if(site_auto_path) {
1.77 paf 195: String& filespec=*NEW String(pool());
1.88 paf 196: filespec.APPEND_CLEAN(site_auto_path, 0, "site_auto", 0);
1.77 paf 197: filespec.APPEND_CONST("/" AUTO_FILE_NAME);
1.37 paf 198: main_class=use_file(
1.77 paf 199: filespec, site_auto_fail,
1.37 paf 200: main_class_name, main_class);
1.29 paf 201: }
1.8 paf 202:
1.72 paf 203: // loading auto.p files from document_root/..
204: // to the one beside requested file.
205: // all assigned bases from upper dir
206: {
1.115 paf 207: Array ladder(pool());
208: const char *after=info.path_translated;
209: size_t drlen=strlen(info.document_root);
210: if(memcmp(after, info.document_root, drlen)==0) {
211: after+=drlen;
212: if(after[-1]=='/')
213: --after;
214: }
215:
216: while(const char *before=strchr(after, '/')) {
217: String& step=*NEW String(pool());
218: if(after!=info.path_translated) {
219: step.APPEND_CLEAN(
220: info.path_translated, before+1/* / */-info.path_translated,
221: "path-translated-scanned", ladder.size());
222: step << AUTO_FILE_NAME;
223: ladder+=&step;
224: }
225: after=before+1;
226: }
227: for(int i=ladder.size(); --i>=0; ) {
228: const String& sfile_spec=*ladder.get_string(i);
229: main_class=use_file(sfile_spec, false/*ignore read problem*/,
230: main_class_name, main_class);
1.72 paf 231: }
232: }
1.34 paf 233:
1.72 paf 234: // compiling requested file
1.77 paf 235: String& spath_translated=*NEW String(pool());
1.88 paf 236: spath_translated.APPEND_CLEAN(info.path_translated, 0, "user-request", 0);
1.77 paf 237: main_class=use_file(spath_translated, true/*don't ignore read problem*/,
1.72 paf 238: main_class_name, main_class);
1.7 paf 239:
1.85 paf 240: // $MAIN:DEFAULTS
1.78 paf 241: Value *defaults=main_class->get_element(*defaults_name);
1.75 paf 242: // value must be allocated on request's pool for that pool used on
243: // meaning constructing @see attributed_meaning_to_string
1.80 paf 244: default_content_type=defaults?defaults->get_element(*content_type_name):0;
1.117 paf 245: if(Value *element=main_class->get_element(*user_html_name))
1.87 paf 246: if(Table *table=element->get_table())
247: pool().set_tag(table);
1.95 paf 248:
249: // $MAIN:SQL.drivers
250: if(Value *sql=main_class->get_element(*main_sql_name))
251: if(Value *element=sql->get_element(*main_sql_drivers_name))
252: protocol2library=element->get_table();
1.85 paf 253:
254: // $MAIN:MIME-TYPES
255: if(Value *element=main_class->get_element(*mime_types_name))
256: if(Table *table=element->get_table())
257: mime_types=table;
1.96 paf 258:
1.117 paf 259: /*
260: $MAIN:CTYPE[
261: $white-space[
262: ^#09^#0A^#0B^#0C^#0D^#20]
263: $digit[
264: 0123456789]
265: $hex-digit[
266: 0123456789ABCDEFabcdef]
267: $letter[
268: ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz]
269: $word[
270: 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz]
271: $meta[
272: ^#00$()*+.?[^{|]
273:
274: $lowercase[
275: AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz]
276: ]
277: */
278: if(Value *ctype=main_class->get_element(*ctype_name)) {
279: // lowcase, flipcase, bits digit+word+whitespace, masks
280: pcre_tables=(unsigned char *)calloc(tables_length);
281: prepare_case_tables(pcre_tables);
282:
283: element2ctypes(pcre_tables, *ctype, *ctype_white_space_name, ctype_space, cbit_space, false);
284: element2ctypes(pcre_tables, *ctype, *ctype_digit_name, ctype_digit, cbit_digit);
285: element2ctypes(pcre_tables, *ctype, *ctype_hex_digit_name, ctype_xdigit);
286: element2ctypes(pcre_tables, *ctype, *ctype_letter_name, ctype_letter);
287: element2ctypes(pcre_tables, *ctype, *ctype_word_name, ctype_word, cbit_word);
288: cstr2ctypes(pcre_tables, (const unsigned char *)"*+?{^.$|()[", ctype_meta);
289:
290: element2case(pcre_tables, *ctype, *ctype_lowercase_name);
291: }
1.102 paf 292:
293: // $MAIN:MAIL[$SMTP[mail.design.ru]]
294: if(Value *mail_element=main_class->get_element(*mail_name))
295: if(!(mail=mail_element->get_hash()))
296: THROW(0, 0,
297: 0,
298: "$MAIN:MAIL is not hash");
299:
1.25 paf 300:
301: // execute @main[]
1.41 paf 302: const String *body_string=execute_method(*main_class, *main_method_name);
303: if(!body_string)
1.25 paf 304: THROW(0,0,
305: 0,
306: "'"MAIN_METHOD_NAME"' method not found");
1.79 paf 307:
1.91 paf 308: VString body_vstring_before_post_process(*body_string);
309: VString *body_vstring_after_post_process=&body_vstring_before_post_process;
310:
1.119 paf 311: // @postprocess
1.91 paf 312: if(Value *value=main_class->get_element(*post_process_method_name))
313: if(Junction *junction=value->get_junction())
314: if(const Method *method=junction->method) {
315: // preparing to pass parameters to
1.119 paf 316: // @postprocess[data]
1.98 paf 317: VMethodFrame frame(pool(), *junction, false);
1.91 paf 318: frame.set_self(*main_class);
319:
320: frame.store_param(method->name,
321: &body_vstring_before_post_process);
322: body_vstring_after_post_process=
323: NEW VString(*execute_method(frame, *method));
324: }
1.90 paf 325:
1.91 paf 326: const VFile *body_file=body_vstring_after_post_process->as_vfile();
1.41 paf 327:
1.45 paf 328: // extract response body
329: Value *body_value=static_cast<Value *>(
330: response.fields().get(*body_name));
1.119 paf 331: if(body_value) // there is some $response.body
1.90 paf 332: body_file=body_value->as_vfile();
1.45 paf 333:
334: // OK. write out the result
1.90 paf 335: output_result(*body_file, header_only);
1.3 paf 336: }
1.76 paf 337: CATCH(e) { // request handling problem
338: // we're returning not result, but error explanation
1.30 paf 339: TRY {
1.76 paf 340: // log the beast
341: const String *problem_source=e.problem_source();
1.114 paf 342: if(problem_source && problem_source->size())
1.76 paf 343: SAPI::log(pool(),
344: #ifndef NO_STRING_ORIGIN
345: "%s(%d): "
346: #endif
347: "'%s' %s [%s %s]",
348: #ifndef NO_STRING_ORIGIN
349: problem_source->origin().file?problem_source->origin().file:"global",
350: problem_source->origin().line,
351: #endif
1.99 paf 352: problem_source->cstr(String::UL_AS_IS),
1.76 paf 353: e.comment(),
1.99 paf 354: e.type()?e.type()->cstr(String::UL_AS_IS):"-",
355: e.code()?e.code()->cstr(String::UL_AS_IS):"-"
1.76 paf 356: );
357: else
358: SAPI::log(pool(),
359: "%s [%s %s]",
360: e.comment(),
1.99 paf 361: e.type()?e.type()->cstr(String::UL_AS_IS):"-",
362: e.code()?e.code()->cstr(String::UL_AS_IS):"-"
1.76 paf 363: );
1.43 paf 364:
365: // reset language to default
366: flang=fdefault_lang;
367:
368: // reset response
369: response.fields().clear();
370:
371: // this is what we'd return in $response:body
1.41 paf 372: const String *body_string=0;
1.43 paf 373:
1.30 paf 374: if(main_class) { // we've managed to end up with some main_class
375: // maybe we'd be lucky enough as to report an error
376: // in a gracefull way...
377: if(Value *value=main_class->get_element(*exception_method_name))
378: if(Junction *junction=value->get_junction())
379: if(const Method *method=junction->method) {
380: // preparing to pass parameters to
381: // @exception[origin;source;comment;type;code]
1.98 paf 382: VMethodFrame frame(pool(), *junction, false);
1.38 paf 383: frame.set_self(*main_class);
1.30 paf 384:
385: const String *problem_source=e.problem_source();
386: // origin
1.38 paf 387: Value *origin_value=0;
1.30 paf 388: #ifndef NO_STRING_ORIGIN
1.114 paf 389: if(problem_source && problem_source->size()) {
1.38 paf 390: const Origin& origin=problem_source->origin();
391: if(origin.file) {
392: char *buf=(char *)malloc(MAX_STRING);
1.106 paf 393: size_t buf_size=snprintf(buf, MAX_STRING, "%s(%d):",
1.38 paf 394: origin.file, 1+origin.line);
1.44 paf 395: String *origin_file_line=NEW String(pool(),
1.106 paf 396: buf, buf_size, true);
1.38 paf 397: origin_value=NEW VString(*origin_file_line);
398: }
1.30 paf 399: }
400: #endif
1.91 paf 401: frame.store_param(method->name,
1.38 paf 402: origin_value?origin_value:NEW VUnknown(pool()));
1.28 paf 403:
1.30 paf 404: // source
1.38 paf 405: Value *source_value=0;
1.114 paf 406: if(problem_source && problem_source->size()) {
1.47 paf 407: String& problem_source_copy=*NEW String(pool());
408: problem_source_copy.append(*problem_source,
409: flang, true);
1.43 paf 410: source_value=NEW VString(problem_source_copy);
411: }
1.91 paf 412: frame.store_param(method->name,
1.38 paf 413: source_value?source_value:NEW VUnknown(pool()));
1.30 paf 414:
415: // comment
1.44 paf 416: String *comment_value=NEW String(pool(),
1.106 paf 417: e.comment(), 0, true);
1.91 paf 418: frame.store_param(method->name,
1.30 paf 419: NEW VString(*comment_value));
420:
421: // type
422: Value *type_value;
1.43 paf 423: if(e.type()) {
1.47 paf 424: String& type_copy=*NEW String(pool());
425: type_value=NEW VString(type_copy.append(*e.type(),
426: flang, true));
1.43 paf 427: } else
1.30 paf 428: type_value=NEW VUnknown(pool());
1.91 paf 429: frame.store_param(method->name, type_value);
1.30 paf 430:
431: // code
432: Value *code_value;
1.43 paf 433: if(e.code()) {
1.47 paf 434: String& code_copy=*NEW String(pool());
435: code_value=NEW VString(code_copy.append(*e.code(),
436: flang, true));
1.43 paf 437: } else
1.30 paf 438: code_value=NEW VUnknown(pool());
1.91 paf 439: frame.store_param(method->name, code_value);
1.30 paf 440:
1.43 paf 441: // future $response:body=
442: // execute ^exception[origin;source;comment;type;code]
443: body_string=execute_method(frame, *method);
1.30 paf 444: }
445: }
446:
1.41 paf 447: if(!body_string) { // couldn't report an error beautifully?
448: // doing that ugly
449:
450: // make up result: $origin $source $comment $type $code
451: char *buf=(char *)malloc(MAX_STRING);
1.30 paf 452: size_t printed=0;
453: const String *problem_source=e.problem_source();
454: if(problem_source) {
1.16 paf 455: #ifndef NO_STRING_ORIGIN
1.30 paf 456: const Origin& origin=problem_source->origin();
457: if(origin.file)
1.41 paf 458: printed+=snprintf(buf+printed, MAX_STRING-printed, "%s(%d): ",
1.30 paf 459: origin.file, 1+origin.line);
1.28 paf 460: #endif
1.41 paf 461: printed+=snprintf(buf+printed, MAX_STRING-printed, "'%s' ",
1.99 paf 462: problem_source->cstr(String::UL_AS_IS));
1.30 paf 463: }
1.41 paf 464: printed+=snprintf(buf+printed, MAX_STRING-printed, "%s",
1.30 paf 465: e.comment());
466: const String *type=e.type();
467: if(type) {
1.41 paf 468: printed+=snprintf(buf+printed, MAX_STRING-printed, " type: %s",
1.99 paf 469: type->cstr(String::UL_AS_IS));
1.30 paf 470: const String *code=e.code();
471: if(code)
1.41 paf 472: printed+=snprintf(buf+printed, MAX_STRING-printed, ", code: %s",
1.99 paf 473: code->cstr(String::UL_AS_IS));
1.30 paf 474: }
1.43 paf 475:
476: // future $response:content-type
1.49 paf 477: response.fields().put(*content_type_name,
1.82 paf 478: NEW VString(*NEW String(pool(), UNHANDLED_EXCEPTION_CONTENT_TYPE)));
1.43 paf 479: // future $response:body
1.44 paf 480: body_string=NEW String(pool(), buf);
1.30 paf 481: }
1.41 paf 482:
1.90 paf 483: const VString body_vstring(*body_string);
484: const VFile *body_file=body_vstring.as_vfile();
485:
1.45 paf 486: // ERROR. write it out
1.90 paf 487: output_result(*body_file, header_only);
1.3 paf 488: }
1.30 paf 489: CATCH(e) {
1.41 paf 490: // exception in request exception handler
491: // remember to rethrow it
492: rethrow_me=e; need_rethrow=true;
1.1 paf 493: }
1.30 paf 494: END_CATCH
1.1 paf 495: }
1.41 paf 496: END_CATCH // do not use pool() after this point - no exception handler set
497: // any throw() would try to use zero exception() pointer
498:
1.91 paf 499: if(need_rethrow) // were there an exception for us to rethrow?
1.62 paf 500: THROW(rethrow_me.type(), rethrow_me.code(),
1.41 paf 501: rethrow_me.problem_source(),
502: rethrow_me.comment());
1.1 paf 503: }
504:
1.77 paf 505: VStateless_class *Request::use_file(const String& file_spec, bool fail_on_read_problem,
1.26 paf 506: const String *name,
507: VStateless_class *base_class) {
1.73 paf 508: // cyclic dependence check
1.77 paf 509: if(used_files.get(file_spec))
1.73 paf 510: return base_class;
1.77 paf 511: used_files.put(file_spec, (Hash::Val *)true);
1.73 paf 512:
513:
1.77 paf 514: char *source=file_read_text(pool(), file_spec, fail_on_read_problem);
1.3 paf 515: if(!source)
1.12 paf 516: return base_class;
1.3 paf 517:
1.77 paf 518: return use_buf(source, file_spec.cstr(), 0/*new class*/, name, base_class);
1.16 paf 519: }
520:
1.67 paf 521: VStateless_class *Request::use_buf(const char *source, const char *file,
1.26 paf 522: VStateless_class *aclass, const String *name,
523: VStateless_class *base_class) {
1.5 paf 524: // compile loaded class
1.26 paf 525: VStateless_class& cclass=COMPILE(source, aclass, name, base_class, file);
1.1 paf 526:
1.4 paf 527: // locate and execute possible @auto[] static method
1.25 paf 528: execute_method(cclass, *auto_method_name, false /*no result needed*/);
1.16 paf 529: return &cclass;
1.19 paf 530: }
531:
1.77 paf 532: const String& Request::relative(const char *apath, const String& relative_name) {
533: int lpath_buf_size=strlen(apath)+1;
534: char *lpath=(char *)malloc(lpath_buf_size);
535: memcpy(lpath, apath, lpath_buf_size);
1.120 paf 536: if(!rsplit(lpath, '/'))
537: strcpy(lpath, ".");
1.77 paf 538: String& result=*NEW String(pool(), lpath);
1.104 paf 539: result << "/" << relative_name;
1.19 paf 540: return result;
541: }
542:
1.77 paf 543: const String& Request::absolute(const String& relative_name) {
544: char *relative_name_cstr=relative_name.cstr();
545: if(relative_name_cstr[0]=='/') {
546: String& result=*NEW String(pool(), info.document_root);
1.104 paf 547: result << relative_name;
1.19 paf 548: return result;
549: } else
1.77 paf 550: return relative(info.path_translated, relative_name);
1.1 paf 551: }
1.45 paf 552:
1.101 paf 553: static void add_header_attribute(const Hash::Key& aattribute, Hash::Val *ameaning,
554: void *info) {
555: String *attribute_to_exclude=static_cast<String *>(info);
556: if(aattribute==*attribute_to_exclude)
557: return;
558:
559: Value& lmeaning=*static_cast<Value *>(ameaning);
560: Pool& pool=lmeaning.pool();
561:
562: SAPI::add_header_attribute(pool,
1.116 paf 563: aattribute.cstr(String::UL_AS_IS),
1.101 paf 564: attributed_meaning_to_string(lmeaning, String::UL_HTTP_HEADER).cstr());
565: }
1.90 paf 566: void Request::output_result(const VFile& body_file, bool header_only) {
1.51 paf 567: // header: cookies
568: cookie.output_result();
569:
1.90 paf 570: // set content-type
571: if(String *body_file_content_type=static_cast<String *>(
572: body_file.fields().get(*vfile_mime_type_name))) {
573: // body file content type
574: response.fields().put(*content_type_name, body_file_content_type);
575: } else {
576: // default content type
577: response.fields().put_dont_replace(*content_type_name,
578: default_content_type?default_content_type
579: :NEW VString(*NEW String(pool(), DEFAULT_CONTENT_TYPE)));
1.92 paf 580: }
581:
582: // content-disposition
1.111 paf 583: if(VString *vfile_name=static_cast<VString *>(body_file.fields().get(*name_name)))
584: if(vfile_name->string()!=NONAME_DAT) {
585: VHash& vhash=*NEW VHash(pool());
586: vhash.hash().put(*content_disposition_filename_name, vfile_name);
587: response.fields().put(*content_disposition_name, &vhash);
588: }
1.49 paf 589:
1.62 paf 590: // prepare header: $response:fields without :body
1.73 paf 591: response.fields().for_each(add_header_attribute, /*excluding*/ body_name);
1.50 paf 592:
1.62 paf 593: // prepare...
1.90 paf 594: const void *body=body_file.value_ptr();
595: size_t content_length=body_file.value_size();
1.50 paf 596:
1.62 paf 597: // prepare header: content-length
1.65 paf 598: if(content_length) { // useful for redirecting [header "location: http://..."]
599: char content_length_cstr[MAX_NUMBER];
1.108 paf 600: snprintf(content_length_cstr, MAX_NUMBER, "%u", content_length);
1.69 paf 601: SAPI::add_header_attribute(pool(), "content-length", content_length_cstr);
1.65 paf 602: }
1.62 paf 603:
604: // send header
1.69 paf 605: SAPI::send_header(pool());
1.71 paf 606:
1.62 paf 607: // send body
608: if(!header_only)
1.69 paf 609: SAPI::send_body(pool(), body, content_length);
1.50 paf 610: }
1.104 paf 611:
612: const String& Request::mime_type_of(const char *user_file_name_cstr) {
613: if(mime_types)
614: if(const char *cext=strrchr(user_file_name_cstr, '.')) {
615: String sext(pool(), ++cext);
616: if(mime_types->locate(0, sext))
617: if(const String *result=mime_types->item(1))
618: return *result;
619: else
620: THROW(0, 0,
621: mime_types->origin_string(),
622: "MIME-TYPE table column elements must not be empty");
623: }
624: return *NEW String(pool(), "application/octet-stream");
625: }
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