Annotation of parser3/src/types/pa_vmail.C, revision 1.114
1.1 paf 1: /** @file
2: Parser: @b mail class.
3: relies on gmime library, by Jeffrey Stedfast <fejj@helixcode.com>
4:
1.98 moko 5: Copyright (c) 2001-2012 Art. Lebedev Studio (http://www.artlebedev.com)
1.1 paf 6: Author: Alexandr Petrosian <paf@design.ru>(http://paf.design.ru)
7: */
1.13 paf 8:
1.1 paf 9: #include "pa_sapi.h"
10: #include "pa_vmail.h"
11: #include "pa_vstring.h"
12: #include "pa_request.h"
13: #include "pa_common.h"
14: #include "pa_charset.h"
15: #include "pa_charsets.h"
16: #include "pa_vdate.h"
17: #include "pa_vfile.h"
18: #include "pa_uue.h"
19:
1.114 ! moko 20: volatile const char * IDENT_PA_VMAIL_C="$Id: pa_vmail.C,v 1.113 2015/08/28 16:24:42 moko Exp $" IDENT_PA_VMAIL_H;
1.98 moko 21:
1.3 paf 22: #ifdef WITH_MAILRECEIVE
1.4 paf 23: extern "C" {
1.99 moko 24: #include "gmime/gmime.h"
1.4 paf 25: }
1.45 paf 26:
27: #include "pa_charsets.h"
1.1 paf 28: #endif
29:
30: // defines
31:
32: #define RAW_NAME "raw"
33:
34: // internals
35:
36: enum PartType {
37: P_TEXT,
38: P_HTML,
39: P_FILE,
40: P_MESSAGE,
41: P_TYPES_COUNT
42: };
43:
1.99 moko 44: static const char* const part_name_begins[P_TYPES_COUNT] = {
45: "text",
46: "html",
47: "file",
48: "message"
49: };
1.45 paf 50:
51: // defines for statics
52:
53: #define FORMAT_NAME "format"
54: #define CHARSET_NAME "charset"
1.76 misha 55: #define CID_NAME "content-id"
1.45 paf 56:
1.112 moko 57: #define CONTENT_TRANSFER_ENCODING_NAME "content-transfer-encoding"
58: #define CONTENT_TRANSFER_ENCODING_CAPITALIZED "Content-Transfer-Encoding"
59:
1.45 paf 60: // statics
61:
62: static const String format_name(FORMAT_NAME);
63: static const String charset_name(CHARSET_NAME);
1.76 misha 64: static const String cid_name(CID_NAME);
1.1 paf 65:
1.112 moko 66: static const String content_transfer_encoding_name(CONTENT_TRANSFER_ENCODING_NAME);
67:
1.61 paf 68: // consts
69:
70: const int MAX_CHARS_IN_HEADER_LINE=500;
71:
1.1 paf 72: // VMail
73:
1.45 paf 74: extern Methoded* mail_base_class;
1.1 paf 75:
1.45 paf 76: VMail::VMail(): VStateless_class(0, mail_base_class) {}
1.1 paf 77:
1.3 paf 78: #ifdef WITH_MAILRECEIVE
1.1 paf 79:
1.48 paf 80: #define EXCEPTION_VALUE "x-exception"
81:
1.99 moko 82: static Charset* source_charset;
83:
1.107 moko 84: static const char *transcode(const char *value) {
85: if(value && !source_charset->isUTF8()){
86: String::C transcoded=Charset::transcode(String::C(value, strlen(value)), UTF8_charset, *source_charset);
87: value=transcoded.str;
88: }
89: return value;
90: }
91:
1.99 moko 92: static void putReceived(HashStringValue& received, const char* name, Value* value, bool capitalizeName=false) {
93: if(name && value)
94: received.put(capitalizeName ? capitalize(pa_strdup(name)) : pa_strdup(name), value);
1.1 paf 95: }
96:
1.99 moko 97: static void putReceived(HashStringValue& received, const char* name, const char* value, bool capitalizeName=false) {
98: if(name && value)
1.108 moko 99: putReceived(received, name, new VString(*new String(pa_strdup(value), String::L_TAINTED)), capitalizeName);
1.1 paf 100: }
101:
1.99 moko 102: static void putReceived(HashStringValue& received, const char* name, time_t value) {
103: if(name)
104: received.put(pa_strdup(name), new VDate(value) );
1.1 paf 105: }
106:
1.99 moko 107: static void MimeHeaderField2received(const char* name, const char* value, gpointer data) {
108: HashStringValue* received=static_cast<HashStringValue*>(data);
109: putReceived(*received, name, value, true /*capitalizeName*/);
1.1 paf 110: }
111:
1.99 moko 112: static void parse(Request& r, GMimeMessage *message, HashStringValue& received);
1.1 paf 113:
114: #ifndef DOXYGEN
1.45 paf 115: struct MimePart2body_info {
116: Request* r;
117: HashStringValue* body;
1.1 paf 118: int partCounts[P_TYPES_COUNT];
119: };
120: #endif
1.99 moko 121:
122:
123: static char *readStream(GMimeStream* gstream, size_t &length){
124: length=MAX_STRING;
125: char *result=(char*)pa_malloc_atomic(length+1);
126: char *ptr=result;
127:
128: while(true) {
129: size_t current_size=ptr-result;
130: ssize_t todo_size=length-current_size;
131: ssize_t received_size=g_mime_stream_read (gstream, ptr, todo_size);
132:
133: if(received_size<0)
134: throw Exception(PARSER_RUNTIME, 0,"mail content stream read error");
135: if(received_size==0)
136: break;
137: if(received_size==todo_size) {
138: length=length*2;
139: result=(char *)pa_realloc(result, length+1);
140: ptr=result+current_size+received_size;
141: } else {
142: ptr+=received_size;
143: }
144: }
145:
146: length=ptr-result;
147: result[length]='\0';
148: return result;
149: }
150:
151: static void MimePart2body(GMimeObject *parent, GMimeObject *part, gpointer data) {
1.45 paf 152: MimePart2body_info& info=*static_cast<MimePart2body_info *>(data);
1.1 paf 153:
1.99 moko 154: // skipping message/partial & frames
1.101 moko 155: if (GMIME_IS_MESSAGE_PARTIAL (part) || GMIME_IS_MULTIPART (part))
1.99 moko 156: return;
157:
158: if (GMimeContentType *type=g_mime_object_get_content_type(part)) {
159: PartType partType=P_FILE;
160:
1.107 moko 161: if (GMIME_IS_MESSAGE_PART(part)){
1.99 moko 162: partType=P_MESSAGE;
1.107 moko 163: } else {
164: const char *disposition=g_mime_object_get_disposition(part);
165: if(!disposition || strcmp(disposition, GMIME_DISPOSITION_ATTACHMENT)){
166: if(g_mime_content_type_is_type(type, "text", "plain"))
167: partType=P_TEXT;
168: else if(g_mime_content_type_is_type(type, "text", "html"))
169: partType=P_HTML;
170: }
171: }
1.99 moko 172:
1.1 paf 173: // partName
1.99 moko 174: int partNumber=++info.partCounts[partType];
175: const char *partName=part_name_begins[partType];
1.1 paf 176:
1.99 moko 177: char partNameNumbered[MAX_STRING];
178: snprintf(partNameNumbered, MAX_STRING, "%s%d", partName, partNumber);
1.1 paf 179:
1.99 moko 180: // $.partN[
181: VHash* vpartHash(new VHash);
182: if(partNumber==1)
183: putReceived(*info.body, partName, vpartHash);
184: putReceived(*info.body, partNameNumbered, vpartHash);
185:
186: HashStringValue& partHash=vpartHash->hash();
187:
188: // $.raw[
189: VHash* vraw(new VHash);
190: putReceived(partHash, RAW_NAME, vraw);
191: g_mime_header_list_foreach(part->headers, MimeHeaderField2received, &vraw->hash());
192:
193: // $.content-type[
194: VHash* vcontent_type(new VHash);
195: putReceived(partHash, "content-type", vcontent_type);
196:
197: // $.value[text/plain]
198: char value[MAX_STRING];
199: snprintf(value, MAX_STRING, "%s/%s", type->type ? type->type : "x-unknown", type->subtype ? type->subtype : "x-unknown");
200: putReceived(vcontent_type->hash(), VALUE_NAME, value);
201:
202: const GMimeParam *param=g_mime_content_type_get_params(type);
203: while(param) {
204: // $.charset[windows-1251] && co
1.107 moko 205: putReceived(vcontent_type->hash(), g_mime_param_get_name(param), transcode(g_mime_param_get_value(param)), true /*capitalizeName*/);
1.99 moko 206: param=g_mime_param_next(param);
207: }
208:
209: if (GMIME_IS_MESSAGE_PART (part)) {
1.102 moko 210: /* message/rfc822, $.raw[] will be overwitten */
1.99 moko 211: GMimeMessage *message = g_mime_message_part_get_message ((GMimeMessagePart *) part);
212: parse(*info.r, message, partHash);
1.1 paf 213: } else {
1.101 moko 214: GMimePart *gpart = (GMimePart *)part;
215:
216: putReceived(partHash, "description", g_mime_part_get_content_description(gpart));
217: putReceived(partHash, "content-id", g_mime_part_get_content_id(gpart));
218: putReceived(partHash, "content-md5", g_mime_part_get_content_md5(gpart));
219: putReceived(partHash, "content-location", g_mime_part_get_content_location(gpart));
220:
1.1 paf 221: // $.value[string|file]
1.103 moko 222: if(GMimeDataWrapper* gcontent=g_mime_part_get_content_object(gpart)){
223: GMimeStream* gstream=g_mime_stream_filter_new(g_mime_data_wrapper_get_stream(gcontent));
224:
225: if(GMimeFilter* filter=g_mime_filter_basic_new(g_mime_part_get_content_encoding(gpart), false))
226: g_mime_stream_filter_add(GMIME_STREAM_FILTER(gstream), filter);
227:
228: size_t length;
1.99 moko 229:
1.103 moko 230: if(partType==P_FILE) {
231: char *content=readStream(gstream, length);
1.107 moko 232: const char* content_filename=transcode(g_mime_part_get_filename(gpart));
1.103 moko 233: VFile* vfile(new VFile);
234: vfile->set_binary(true/*tainted*/, content, length, new String(content_filename), content_filename ? new VString(info.r->mime_type_of(content_filename)) : 0);
235: putReceived(partHash, VALUE_NAME, vfile);
236: } else {
237: // P_TEXT, P_HTML
238: if(Value *charset=vcontent_type->hash().get("Charset"))
239: if(GMimeFilter* filter=g_mime_filter_charset_new(charset->get_string()->cstr(), source_charset->NAME_CSTR()))
240: g_mime_stream_filter_add(GMIME_STREAM_FILTER(gstream), filter);
241:
242: char *content=readStream(gstream, length);
243: putReceived(partHash, VALUE_NAME,new VString(*new String(content)));
244: }
1.1 paf 245: }
246: }
247: }
248: }
249:
1.99 moko 250: static void parse(Request& r, GMimeMessage *message, HashStringValue& received) {
1.1 paf 251: try {
252: // firstly user-defined strings go
253: // user headers
254: {
255: // $.raw[
1.99 moko 256: VHash* vraw(new VHash); putReceived( received, RAW_NAME, vraw);
257: g_mime_header_list_foreach(g_mime_object_get_header_list(GMIME_OBJECT(message)), MimeHeaderField2received, &vraw->hash());
258: }
259:
260: // secondly standard headers
261: putReceived(received, "message-id", g_mime_message_get_message_id(message));
1.107 moko 262: putReceived(received, "from", transcode(g_mime_message_get_sender(message)));
263:
264: const char *msg_to=internet_address_list_to_string(g_mime_message_get_recipients(message, GMIME_RECIPIENT_TYPE_TO), false);
265: putReceived(received, "to", transcode(msg_to));
266: const char *msg_cc=internet_address_list_to_string(g_mime_message_get_recipients(message, GMIME_RECIPIENT_TYPE_CC), false);
267: putReceived(received, "cc", transcode(msg_cc));
268:
269: putReceived(received, "reply-to", transcode(g_mime_message_get_reply_to(message)));
270: putReceived(received, "subject", transcode(g_mime_message_get_subject(message)));
271:
1.99 moko 272: // @todo: g_mime_message_get_recipients(message)
273:
1.113 moko 274: // .date(time_t in UTC)
1.99 moko 275: time_t date;
1.113 moko 276: g_mime_message_get_date(message, &date, 0);
1.114 ! moko 277: putReceived(received, "date", date);
1.1 paf 278:
279: // .body[part/parts
1.55 paf 280: MimePart2body_info info={&r, &received, {0}};
1.99 moko 281: g_mime_message_foreach(message, MimePart2body, &info);
1.1 paf 282:
1.48 paf 283: } catch(const Exception& e) {
1.99 moko 284: putReceived(received, VALUE_NAME, "<exception occured while parsing message>");
285: putReceived(received, EXCEPTION_VALUE, e.comment());
1.1 paf 286: } catch(...) {
1.99 moko 287: putReceived(received, VALUE_NAME, "<exception occured while parsing message>");
1.1 paf 288: }
289: }
290:
1.99 moko 291: void VMail::fill_received(Request& r) {
1.45 paf 292: if(r.request_info.mail_received) {
1.99 moko 293: source_charset=&r.charsets.source();
1.50 paf 294: g_mime_init(0);
1.1 paf 295:
296: // create stream with CRLF filter
1.104 moko 297: GMimeStream *stream = g_mime_stream_filter_new(g_mime_stream_file_new(stdin));
1.99 moko 298: g_mime_stream_filter_add(GMIME_STREAM_FILTER(stream), g_mime_filter_crlf_new(false, false));
1.1 paf 299: try {
1.99 moko 300: // parse incoming message
301: GMimeMessage *message=g_mime_parser_construct_message(g_mime_parser_new_with_stream(stream));
302: parse(r, message, vreceived.hash());
1.101 moko 303: g_object_unref(GMIME_OBJECT(message));
1.48 paf 304: } catch(const Exception& e) {
305: HashStringValue& received=vreceived.hash();
1.99 moko 306: putReceived(received, VALUE_NAME, "<exception occured while parsing message>");
307: putReceived(received, EXCEPTION_VALUE, e.comment());
1.1 paf 308: } catch(...) {
1.99 moko 309: // abnormal stream free
310: g_object_unref(stream);
1.48 paf 311: rethrow;
1.1 paf 312: }
1.99 moko 313: g_object_unref(stream);
314:
315: g_mime_shutdown();
1.1 paf 316: }
317: }
318:
1.99 moko 319: #else // WITH_MAILRECEIVE
320: void VMail::fill_received(Request&){}
321: #endif // WITH_MAILRECEIVE
322:
1.9 paf 323: typedef int (*string_contains_char_which_check)(int);
1.99 moko 324:
1.45 paf 325: static bool string_contains_char_which(const char* string, string_contains_char_which_check check) {
1.9 paf 326: while(char c=*string++) {
1.62 paf 327: if(check((unsigned char)c))
1.9 paf 328: return true;
329: }
330: return false;
331: }
1.99 moko 332:
1.32 paf 333: static char *trimBoth(char *s) {
334: // sanity check
335: if(!s)
336: return 0;
337:
338: // trim head whitespace
1.62 paf 339: while(*s && isspace((unsigned char)*s))
1.32 paf 340: s++;
341: // trim tail whitespace
342: char *tail=s+strlen(s);
343: if(tail>s) {
344: do {
345: --tail;
1.62 paf 346: if(isspace((unsigned char)*tail))
1.32 paf 347: *tail=0;
348: } while(tail>s);
349: }
350: // return it
351: return s;
352: }
1.99 moko 353:
1.45 paf 354: static void extractEmail(String& result, char *email) {
1.32 paf 355: email=trimBoth(email);
1.45 paf 356: result.append_help_length(email, 0, String::L_TAINTED);
1.9 paf 357:
358: /*
359: http://www.faqs.org/rfcs/rfc822.html
360:
361: addr-spec = local-part "@" domain ; global address
362:
363: local-part = word *("." word) ; uninterpreted case-preserved
364: word = atom / quoted-string
365:
366: domain = sub-domain *("." sub-domain)
367: sub-domain = domain-ref / domain-literal
368: domain-ref = atom ; symbolic reference
369:
1.92 misha 370: domain-literal << ignoring for now
1.9 paf 371: quoted-string in word << ignoring for now
372:
373: atom = 1*<any CHAR except specials, SPACE and CTLs> << the ONLY to check
374:
375: specials = "(" / ")" / "<" / ">" / "@" ; Must be in quoted-
1.92 misha 376: / "," / ";" / ":" / "\" / <"> ; string, to use
377: / "." / "[" / "]" ; within a word.
1.9 paf 378:
379: */
1.45 paf 380: const char* exception_type="email.format";
1.9 paf 381: if(strpbrk(email, "()<>,;:\\\"[]"/*specials minus @ and . */))
1.17 paf 382: throw Exception(exception_type,
1.9 paf 383: &result,
1.32 paf 384: "email contains bad characters (specials)");
1.9 paf 385: if(string_contains_char_which(email, (string_contains_char_which_check)isspace))
1.17 paf 386: throw Exception(exception_type,
1.9 paf 387: &result,
1.32 paf 388: "email contains bad characters (whitespace)");
1.9 paf 389: if(string_contains_char_which(email, (string_contains_char_which_check)iscntrl))
1.17 paf 390: throw Exception(exception_type,
1.9 paf 391: &result,
1.32 paf 392: "email contains bad characters (control)");
1.16 paf 393: if(result.is_empty())
1.17 paf 394: throw Exception(exception_type,
1.45 paf 395: 0,
1.16 paf 396: "email is empty");
1.39 paf 397: }
398:
1.45 paf 399: static const String& extractEmails(const String& string) {
400: char *emails=string.cstrm();
401: String& result=*new String;
1.39 paf 402: while(char *email=lsplit(&emails, ',')) {
403: rsplit(email, '>');
404: if(char *in_brackets=lsplit(email, '<'))
405: email=in_brackets;
406: if(!result.is_empty())
407: result<<",";
1.45 paf 408: extractEmail(result, email);
1.39 paf 409: }
1.9 paf 410:
411: return result;
412: }
1.45 paf 413:
414: #ifndef DOXYGEN
415: struct Store_message_element_info {
416: Request_charsets& charsets;
417: String& header;
418: const String* & from;
1.60 paf 419: bool extract_to; String* & to;
1.45 paf 420: const String* errors_to;
421: bool mime_version_specified;
422: ArrayValue* parts[P_TYPES_COUNT];
423: int parts_count;
424: bool backward_compatibility;
425: Value* content_type;
1.66 paf 426: bool had_content_disposition;
1.45 paf 427:
428: Store_message_element_info(
429: Request_charsets& acharsets,
430: String& aheader,
431: const String* & afrom,
1.60 paf 432: bool aextract_to, String* & ato
1.45 paf 433: ):
434:
435: charsets(acharsets),
436: header(aheader),
437: from(afrom),
1.60 paf 438: extract_to(aextract_to), to(ato),
1.45 paf 439: errors_to(0),
440: mime_version_specified(false),
441: parts_count(0),
1.66 paf 442: backward_compatibility(false), content_type(0),
443: had_content_disposition(false){
1.45 paf 444: }
445: };
446: #endif
1.99 moko 447:
1.45 paf 448: static void store_message_element(HashStringValue::key_type raw_element_name,
1.92 misha 449: HashStringValue::value_type element_value,
450: Store_message_element_info *info) {
1.45 paf 451: const String& low_element_name=String(raw_element_name, String::L_TAINTED).change_case(
452: info->charsets.source(), String::CC_LOWER);
1.1 paf 453:
454: // exclude internals
1.52 paf 455: if(low_element_name==MAIL_OPTIONS_NAME
456: || low_element_name==CHARSET_NAME
1.5 paf 457: || low_element_name==VALUE_NAME
458: || low_element_name==RAW_NAME
1.64 paf 459: || low_element_name==FORMAT_NAME
1.76 misha 460: || low_element_name==NAME_NAME
1.94 misha 461: || low_element_name==CID_NAME
462: || low_element_name==MAIL_DEBUG_NAME)
1.1 paf 463: return;
464:
465: // grep parts
466: for(int pt=0; pt<P_TYPES_COUNT; pt++) {
1.45 paf 467: if(low_element_name.starts_with(part_name_begins[pt])) {
1.29 paf 468: // check that $.message# '#' is digit
1.45 paf 469: size_t start_len=strlen(part_name_begins[pt]);
470: if(low_element_name.length()>start_len) {
471: const char* at_num=low_element_name.mid(start_len, start_len+1).cstr();
1.63 paf 472: if(!isdigit((unsigned char)*at_num))
1.29 paf 473: continue;
474: }
1.45 paf 475: *info->parts[pt]+=element_value;
476: info->parts_count++;
1.1 paf 477: return;
478: }
479: }
480:
1.10 paf 481: // fetch some special headers
1.45 paf 482: if(low_element_name=="from")
483: info->from=&extractEmails(element_value->as_string());
1.90 misha 484: if(low_element_name==CONTENT_DISPOSITION)
1.66 paf 485: info->had_content_disposition=true;
1.60 paf 486: if(info->extract_to) { // defined only when SMTP used, see mail.C [collecting info for RCPT to-s]
1.39 paf 487: bool is_to=low_element_name=="to" ;
488: bool is_cc=low_element_name=="cc" ;
489: bool is_bcc=low_element_name=="bcc" ;
490: if(is_to||is_cc||is_bcc) {
1.45 paf 491: if(!info->to)
492: info->to=new String;
1.39 paf 493: else
1.45 paf 494: *info->to << ",";
495: *info->to << extractEmails(element_value->as_string());
1.39 paf 496: }
497:
498: if(is_bcc) // blinding it
1.45 paf 499: return;
1.39 paf 500: }
1.12 paf 501: if(low_element_name=="errors-to")
1.45 paf 502: info->errors_to=&extractEmails(element_value->as_string());
1.37 paf 503: if(low_element_name=="mime-version")
1.45 paf 504: info->mime_version_specified=true;
1.1 paf 505:
1.45 paf 506: // has content type?
507: if(low_element_name==CONTENT_TYPE_NAME) {
508: info->content_type=element_value;
509: if(info->backward_compatibility)
510: return;
1.39 paf 511: }
1.1 paf 512:
1.45 paf 513: // preparing header line
514: const String& source_line=attributed_meaning_to_string(*element_value,
515: String::L_PASS_APPENDED/*does not matter, would cstr(AS_IS) right away*/);
1.66 paf 516: if(source_line.is_empty())
517: return; // we don't need empty headers here [used in clearing content-disposition]
518:
1.45 paf 519: const char* source_line_cstr=source_line.cstr();
520: String::C mail=Charset::transcode(
521: String::C(source_line_cstr, source_line.length()),
522: info->charsets.source(),
523: info->charsets.mail());
1.92 misha 524:
1.45 paf 525: String& mail_line=*new String;
1.73 paf 526: if(low_element_name=="to"
527: || low_element_name=="cc"
528: || low_element_name=="bcc")
529: {
530: // never wrap address lines, mailer can not handle wrapped properly
531: mail_line.append_strdup(mail.str, mail.length, String::L_MAIL_HEADER);
532: } else {
533: while(mail.length) {
534: bool too_long=mail.length>MAX_CHARS_IN_HEADER_LINE;
535: size_t length=too_long
536: ? MAX_CHARS_IN_HEADER_LINE
537: : mail.length;
538:
539: mail_line.append_strdup(mail.str, length, String::L_MAIL_HEADER);
540: mail.length-=length;
541:
542: if(too_long)
543: mail_line << "\n "; // break header and continue it on next line
544: }
545: }
1.45 paf 546:
547: // append header line
548: info->header
1.91 misha 549: << capitalize(raw_element_name.cstr())
1.96 misha 550: << ": " << mail_line.untaint_cstr(String::L_AS_IS, 0, &info->charsets)
1.45 paf 551: << "\n";
552: }
553:
554: static const String& file_value_to_string(Request& r, Value* send_value) {
1.64 paf 555: String& result=*new String;
556:
1.45 paf 557: VFile* vfile;
558: const String* file_name=0;
559: Value* vformat=0;
1.76 misha 560: Value* vcid=0;
1.66 paf 561: const String* dummy_from;
562: String* dummy_to;
1.95 misha 563: Store_message_element_info info(r.charsets, result, dummy_from, false, dummy_to);
564:
1.45 paf 565: if(HashStringValue *send_hash=send_value->get_hash()) { // hash
1.74 paf 566: send_hash->for_each<Store_message_element_info*>(store_message_element, &info);
1.64 paf 567:
1.1 paf 568: // $.value
1.45 paf 569: if(Value* value=send_hash->get(value_name))
1.85 misha 570: vfile=value->as_vfile(String::L_AS_IS);
1.1 paf 571: else
1.78 misha 572: throw Exception(PARSER_RUNTIME,
1.45 paf 573: 0,
1.1 paf 574: "file part has no $value");
575:
576: // $.format
1.45 paf 577: vformat=send_hash->get(format_name);
1.1 paf 578:
1.76 misha 579: // $.content-id
580: vcid=send_hash->get(cid_name);
581:
1.6 paf 582: // $.name
1.45 paf 583: if(Value* vfile_name=send_hash->get(name_name)) // $name specified
1.1 paf 584: file_name=&vfile_name->as_string();
1.28 paf 585: } else // must be VFile then
1.45 paf 586: vfile=send_value->as_vfile(String::L_AS_IS);
1.28 paf 587:
588: if(!file_name)
1.45 paf 589: file_name=&vfile->fields().get(name_name)->as_string();
1.28 paf 590:
1.95 misha 591: const char* file_name_cstr;
592: const char* quoted_file_name_cstr;
593: {
594: Request_charsets charsets(r.charsets.source(), r.charsets.mail()/*uri!*/, r.charsets.mail());
1.97 misha 595: file_name_cstr=file_name->untaint_and_transcode_cstr(String::L_FILE_SPEC, &charsets);
1.95 misha 596: quoted_file_name_cstr=String(file_name_cstr).taint_cstr(String::L_MAIL_HEADER, 0, &charsets);
597: }
1.1 paf 598:
1.95 misha 599: // Content-Type: application/octet-stream
600: result
601: << HTTP_CONTENT_TYPE_CAPITALIZED ": "
602: << r.mime_type_of(file_name_cstr)
603: << "; name=\""
604: << quoted_file_name_cstr
605: << "\"\n";
1.66 paf 606:
1.95 misha 607: if(!info.had_content_disposition) // $.Content-Disposition wasn't specified by user
1.79 misha 608: result
1.91 misha 609: << CONTENT_DISPOSITION_CAPITALIZED ": "
1.79 misha 610: << ( vcid ? CONTENT_DISPOSITION_INLINE : CONTENT_DISPOSITION_ATTACHMENT )
611: << "; "
1.95 misha 612: << CONTENT_DISPOSITION_FILENAME_NAME"=\"" << quoted_file_name_cstr << "\"\n";
1.1 paf 613:
1.79 misha 614: if(vcid)
1.93 misha 615: result
616: << "Content-Id: <"
617: << vcid->as_string()
618: << ">\n"; // @todo: value must be escaped as %hh
1.79 misha 619:
1.45 paf 620: const String* type=vformat?&vformat->as_string():0;
1.93 misha 621: if(!type/*default*/ || *type=="base64") {
622: result << CONTENT_TRANSFER_ENCODING_CAPITALIZED ": base64\n\n";
623: result << pa_base64_encode(vfile->value_ptr(), vfile->value_size());
1.75 paf 624: } else {
1.93 misha 625: if(*type=="uue") {
626: result << CONTENT_TRANSFER_ENCODING_CAPITALIZED ": x-uuencode\n\n";
1.95 misha 627: result << pa_uuencode((const unsigned char*)vfile->value_ptr(), vfile->value_size(), file_name_cstr);
628: } else
1.82 misha 629: throw Exception(PARSER_RUNTIME,
630: type,
631: "unknown attachment encode format");
1.75 paf 632: }
1.95 misha 633:
1.1 paf 634: return result;
635: }
636:
1.45 paf 637: static const String& text_value_to_string(Request& r,
1.92 misha 638: PartType pt, Value* send_value,
639: Store_message_element_info& info) {
1.45 paf 640: String& result=*new String;
1.1 paf 641:
1.45 paf 642: Value* text_value;
1.81 misha 643: Value* content_transfer_encoding=0;
1.45 paf 644: if(HashStringValue* send_hash=send_value->get_hash()) {
1.1 paf 645: // $.USER-HEADERS
1.92 misha 646: info.content_type=0;
647: info.backward_compatibility=false; // reset
1.74 paf 648: send_hash->for_each<Store_message_element_info*>(store_message_element, &info);
1.1 paf 649: // $.value
1.45 paf 650: text_value=send_hash->get(value_name);
1.1 paf 651: if(!text_value)
1.78 misha 652: throw Exception(PARSER_RUNTIME,
1.45 paf 653: 0,
654: "%s part has no $" VALUE_NAME, part_name_begins[pt]);
1.81 misha 655: content_transfer_encoding=send_hash->get(content_transfer_encoding_name);
1.1 paf 656: } else
1.45 paf 657: text_value=send_value;
1.1 paf 658:
1.45 paf 659: if(!info.content_type) {
660: result
1.91 misha 661: << HTTP_CONTENT_TYPE_CAPITALIZED ": text/" << (pt==P_TEXT?"plain":"html")
1.45 paf 662: << "; charset=" << info.charsets.mail().NAME()
663: << "\n";
1.1 paf 664: }
1.81 misha 665: if(!content_transfer_encoding)
1.91 misha 666: result << CONTENT_TRANSFER_ENCODING_CAPITALIZED << ": 8bit\n";
1.1 paf 667:
668: // header|body separator
669: result << "\n";
670:
671: // body
1.45 paf 672: const String* body;
1.1 paf 673: switch(pt) {
674: case P_TEXT:
1.92 misha 675: {
676: body=&text_value->as_string();
677: break;
678: }
1.1 paf 679: case P_HTML:
680: {
1.45 paf 681: Temp_lang temp_lang(r, String::Language(String::L_HTML | String::L_OPTIMIZE_BIT));
1.55 paf 682: if(text_value->get_junction())
1.41 paf 683: body=&r.process_to_string(*text_value);
1.92 misha 684: else
1.78 misha 685: throw Exception(PARSER_RUNTIME,
1.45 paf 686: 0,
1.1 paf 687: "html part value must be code");
688:
689: break;
690: }
1.53 paf 691: default:
692: throw Exception(0,
693: 0,
694: "unhandled part type #%d", pt);
1.41 paf 695: }
696: if(body) {
1.69 paf 697: Request_charsets charsets(r.charsets.source(), r.charsets.mail()/*uri!*/, r.charsets.mail());
1.97 misha 698: const char* body_cstr=body->untaint_and_transcode_cstr(String::L_AS_IS, &charsets);
1.95 misha 699: result.append_know_length(body_cstr, strlen(body_cstr), String::L_CLEAN);
1.1 paf 700: }
701:
702: return result;
1.111 moko 703: }
1.1 paf 704:
705: /// @todo files and messages in order (file, file2, ...)
1.45 paf 706: const String& VMail::message_hash_to_string(Request& r,
1.92 misha 707: HashStringValue* message_hash, int level,
708: const String* & from, bool extract_to, String* & to) {
1.34 paf 709:
1.1 paf 710: if(!message_hash)
1.78 misha 711: throw Exception(PARSER_RUNTIME,
1.45 paf 712: 0,
1.1 paf 713: "message must be hash");
714:
1.45 paf 715: String& result=*new String;
1.1 paf 716:
1.45 paf 717: if(Value* vrecodecharset_name=message_hash->get(charset_name))
718: r.charsets.set_mail(charsets.get(vrecodecharset_name->as_string()
719: .change_case(r.charsets.source(), String::CC_UPPER)));
1.1 paf 720: else
1.45 paf 721: r.charsets.set_mail(r.charsets.source());
722: // no big deal that we leave it set. they wont miss this point which would reset it
1.1 paf 723:
1.45 paf 724: Store_message_element_info info(r.charsets,
1.60 paf 725: result, from, extract_to, to);
1.1 paf 726: {
1.45 paf 727: // for backward compatibilyty $.body+$.content-type ->
728: // $.text[$.value[] $.content-type[]]
729:
1.1 paf 730: for(int pt=0; pt<P_TYPES_COUNT; pt++)
1.45 paf 731: info.parts[pt]=new ArrayValue(1);
732:
733: Value* body=message_hash->get("body");
734: if(body) {
735: message_hash->remove("body");
736: info.backward_compatibility=true;
737: }
1.74 paf 738: message_hash->for_each<Store_message_element_info*>(store_message_element, &info);
1.45 paf 739:
740: if(body) {
741: VHash& text_part=*new VHash();
742: HashStringValue& hash=text_part.hash();
743: hash.put(value_name, body);
744: if(info.content_type)
745: hash.put(content_type_name, info.content_type);
746:
747: *info.parts[P_TEXT]+=&text_part;
748: info.parts_count++;
749: }
750:
1.10 paf 751: if(!info.errors_to)
1.91 misha 752: result << "Errors-To: postmaster\n"; // errors-to: default
1.37 paf 753: if(!info.mime_version_specified)
754: result << "MIME-Version: 1.0\n"; // MIME-Version: default
1.1 paf 755: }
756:
1.45 paf 757: int textCount=info.parts[P_TEXT]->count();
1.1 paf 758: if(textCount>1)
1.78 misha 759: throw Exception(PARSER_RUNTIME,
1.45 paf 760: 0,
1.1 paf 761: "multiple text parts not supported, use file part");
1.45 paf 762: int htmlCount=info.parts[P_HTML]->count();
1.1 paf 763: if(htmlCount>1)
1.78 misha 764: throw Exception(PARSER_RUNTIME,
1.45 paf 765: 0,
1.1 paf 766: "multiple html parts not supported, use file part");
767:
768:
769: bool multipart=info.parts_count>1;
770: bool alternative=textCount && htmlCount;
771: // header
772: char *boundary=0;
773: if(multipart) {
1.45 paf 774: boundary=new(PointerFreeGC) char[MAX_NUMBER];
1.1 paf 775: snprintf(boundary, MAX_NUMBER-5/*lEvEl*/, "lEvEl%d", level);
1.76 misha 776:
777: bool is_inline = false;
778: {
779: ArrayValue& files=*info.parts[P_FILE];
780: for(size_t i=0; i<files.count(); i++) {
1.82 misha 781: HashStringValue* file;
782: if((file=files.get(i)->get_hash()) && file->get(cid_name)){
1.76 misha 783: is_inline = true;
784: break;
1.77 misha 785: }
1.76 misha 786: }
787: }
788:
1.91 misha 789: result << HTTP_CONTENT_TYPE_CAPITALIZED ": " << ( is_inline ? HTTP_CONTENT_TYPE_MULTIPART_RELATED : HTTP_CONTENT_TYPE_MULTIPART_MIXED ) << ";";
1.76 misha 790:
1.1 paf 791: // multi-part
1.45 paf 792: result
1.76 misha 793: << " boundary=\"" << boundary << "\"\n"
1.45 paf 794: "\n"
795: "This is a multi-part message in MIME format.";
1.1 paf 796: }
797:
798: // alternative or not
799: {
800: if(alternative) {
1.45 paf 801: result << "\n\n--" << boundary << "\n" // intermediate boundary
1.91 misha 802: HTTP_CONTENT_TYPE_CAPITALIZED ": multipart/alternative; boundary=\"ALT" << boundary << "\"\n";
1.1 paf 803: }
804: for(int i=0; i<2; i++) {
805: PartType pt=i==0?P_TEXT:P_HTML;
1.45 paf 806: if(info.parts[pt]->count()) {
1.1 paf 807: if(alternative)
808: result << "\n\n--ALT" << boundary << "\n"; // intermediate boundary
809: else if(boundary)
810: result << "\n\n--" << boundary << "\n"; // intermediate boundary
1.45 paf 811: result << text_value_to_string(r, pt, info.parts[pt]->get(0), info);
1.1 paf 812: }
813: }
814: if(alternative)
815: result << "\n\n--ALT" << boundary << "--\n";
816: }
817:
818: // files
819: {
1.45 paf 820: ArrayValue& files=*info.parts[P_FILE];
821: for(size_t i=0; i<files.count(); i++) {
1.1 paf 822: if(boundary)
823: result << "\n\n--" << boundary << "\n"; // intermediate boundary
1.45 paf 824: result << file_value_to_string(r, files.get(i));
1.1 paf 825: }
826: }
827:
828: // messages
829: {
1.45 paf 830: ArrayValue& messages=*info.parts[P_MESSAGE];
831: for(size_t i=0; i<messages.count(); i++) {
1.1 paf 832: if(boundary)
833: result << "\n\n--" << boundary << "\n"; // intermediate boundary
834:
1.45 paf 835: const String* dummy_from;
836: String* dummy_to;
837: result << message_hash_to_string(r, messages.get(i)->get_hash(), level+1,
1.60 paf 838: dummy_from, false, dummy_to);
1.1 paf 839: }
840: }
841:
842: // tailer
843: if(boundary)
844: result << "\n\n--" << boundary << "--\n"; // finish boundary
845:
846: // return
847: return result;
848: }
849:
850:
1.88 misha 851: Value* VMail::get_element(const String& aname) {
1.1 paf 852: // $fields
1.3 paf 853: #ifdef WITH_MAILRECEIVE
1.1 paf 854: if(aname==MAIL_RECEIVED_ELEMENT_NAME)
1.48 paf 855: return &vreceived;
1.1 paf 856: #endif
857:
1.110 misha 858: // $method
1.88 misha 859: if(Value* result=VStateless_class::get_element(aname))
1.1 paf 860: return result;
861:
1.109 moko 862: return bark("%s field not found", &aname);
1.1 paf 863: }
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