Annotation of parser3/src/types/pa_vmail.C, revision 1.110
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:
1.110 ! misha 20: volatile const char * IDENT_PA_VMAIL_C="$Id: pa_vmail.C,v 1.109 2015/03/09 04:56:08 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:
57: // statics
58:
59: static const String format_name(FORMAT_NAME);
60: static const String charset_name(CHARSET_NAME);
1.76 misha 61: static const String cid_name(CID_NAME);
1.1 paf 62:
1.61 paf 63: // consts
64:
65: const int MAX_CHARS_IN_HEADER_LINE=500;
66:
1.1 paf 67: // VMail
68:
1.45 paf 69: extern Methoded* mail_base_class;
1.1 paf 70:
1.45 paf 71: VMail::VMail(): VStateless_class(0, mail_base_class) {}
1.1 paf 72:
1.3 paf 73: #ifdef WITH_MAILRECEIVE
1.1 paf 74:
1.48 paf 75: #define EXCEPTION_VALUE "x-exception"
76:
1.99 moko 77: static Charset* source_charset;
78:
1.107 moko 79: static const char *transcode(const char *value) {
80: if(value && !source_charset->isUTF8()){
81: String::C transcoded=Charset::transcode(String::C(value, strlen(value)), UTF8_charset, *source_charset);
82: value=transcoded.str;
83: }
84: return value;
85: }
86:
1.99 moko 87: static void putReceived(HashStringValue& received, const char* name, Value* value, bool capitalizeName=false) {
88: if(name && value)
89: received.put(capitalizeName ? capitalize(pa_strdup(name)) : pa_strdup(name), value);
1.1 paf 90: }
91:
1.99 moko 92: static void putReceived(HashStringValue& received, const char* name, const char* value, bool capitalizeName=false) {
93: if(name && value)
1.108 moko 94: putReceived(received, name, new VString(*new String(pa_strdup(value), String::L_TAINTED)), capitalizeName);
1.1 paf 95: }
96:
1.99 moko 97: static void putReceived(HashStringValue& received, const char* name, time_t value) {
98: if(name)
99: received.put(pa_strdup(name), new VDate(value) );
1.1 paf 100: }
101:
1.99 moko 102: static void MimeHeaderField2received(const char* name, const char* value, gpointer data) {
103: HashStringValue* received=static_cast<HashStringValue*>(data);
104: putReceived(*received, name, value, true /*capitalizeName*/);
1.1 paf 105: }
106:
1.99 moko 107: static void parse(Request& r, GMimeMessage *message, HashStringValue& received);
1.1 paf 108:
109: #ifndef DOXYGEN
1.45 paf 110: struct MimePart2body_info {
111: Request* r;
112: HashStringValue* body;
1.1 paf 113: int partCounts[P_TYPES_COUNT];
114: };
115: #endif
1.99 moko 116:
117:
118: static char *readStream(GMimeStream* gstream, size_t &length){
119: length=MAX_STRING;
120: char *result=(char*)pa_malloc_atomic(length+1);
121: char *ptr=result;
122:
123: while(true) {
124: size_t current_size=ptr-result;
125: ssize_t todo_size=length-current_size;
126: ssize_t received_size=g_mime_stream_read (gstream, ptr, todo_size);
127:
128: if(received_size<0)
129: throw Exception(PARSER_RUNTIME, 0,"mail content stream read error");
130: if(received_size==0)
131: break;
132: if(received_size==todo_size) {
133: length=length*2;
134: result=(char *)pa_realloc(result, length+1);
135: ptr=result+current_size+received_size;
136: } else {
137: ptr+=received_size;
138: }
139: }
140:
141: length=ptr-result;
142: result[length]='\0';
143: return result;
144: }
145:
146: static void MimePart2body(GMimeObject *parent, GMimeObject *part, gpointer data) {
1.45 paf 147: MimePart2body_info& info=*static_cast<MimePart2body_info *>(data);
1.1 paf 148:
1.99 moko 149: // skipping message/partial & frames
1.101 moko 150: if (GMIME_IS_MESSAGE_PARTIAL (part) || GMIME_IS_MULTIPART (part))
1.99 moko 151: return;
152:
153: if (GMimeContentType *type=g_mime_object_get_content_type(part)) {
154: PartType partType=P_FILE;
155:
1.107 moko 156: if (GMIME_IS_MESSAGE_PART(part)){
1.99 moko 157: partType=P_MESSAGE;
1.107 moko 158: } else {
159: const char *disposition=g_mime_object_get_disposition(part);
160: if(!disposition || strcmp(disposition, GMIME_DISPOSITION_ATTACHMENT)){
161: if(g_mime_content_type_is_type(type, "text", "plain"))
162: partType=P_TEXT;
163: else if(g_mime_content_type_is_type(type, "text", "html"))
164: partType=P_HTML;
165: }
166: }
1.99 moko 167:
1.1 paf 168: // partName
1.99 moko 169: int partNumber=++info.partCounts[partType];
170: const char *partName=part_name_begins[partType];
1.1 paf 171:
1.99 moko 172: char partNameNumbered[MAX_STRING];
173: snprintf(partNameNumbered, MAX_STRING, "%s%d", partName, partNumber);
1.1 paf 174:
1.99 moko 175: // $.partN[
176: VHash* vpartHash(new VHash);
177: if(partNumber==1)
178: putReceived(*info.body, partName, vpartHash);
179: putReceived(*info.body, partNameNumbered, vpartHash);
180:
181: HashStringValue& partHash=vpartHash->hash();
182:
183: // $.raw[
184: VHash* vraw(new VHash);
185: putReceived(partHash, RAW_NAME, vraw);
186: g_mime_header_list_foreach(part->headers, MimeHeaderField2received, &vraw->hash());
187:
188: // $.content-type[
189: VHash* vcontent_type(new VHash);
190: putReceived(partHash, "content-type", vcontent_type);
191:
192: // $.value[text/plain]
193: char value[MAX_STRING];
194: snprintf(value, MAX_STRING, "%s/%s", type->type ? type->type : "x-unknown", type->subtype ? type->subtype : "x-unknown");
195: putReceived(vcontent_type->hash(), VALUE_NAME, value);
196:
197: const GMimeParam *param=g_mime_content_type_get_params(type);
198: while(param) {
199: // $.charset[windows-1251] && co
1.107 moko 200: putReceived(vcontent_type->hash(), g_mime_param_get_name(param), transcode(g_mime_param_get_value(param)), true /*capitalizeName*/);
1.99 moko 201: param=g_mime_param_next(param);
202: }
203:
204: if (GMIME_IS_MESSAGE_PART (part)) {
1.102 moko 205: /* message/rfc822, $.raw[] will be overwitten */
1.99 moko 206: GMimeMessage *message = g_mime_message_part_get_message ((GMimeMessagePart *) part);
207: parse(*info.r, message, partHash);
1.1 paf 208: } else {
1.101 moko 209: GMimePart *gpart = (GMimePart *)part;
210:
211: putReceived(partHash, "description", g_mime_part_get_content_description(gpart));
212: putReceived(partHash, "content-id", g_mime_part_get_content_id(gpart));
213: putReceived(partHash, "content-md5", g_mime_part_get_content_md5(gpart));
214: putReceived(partHash, "content-location", g_mime_part_get_content_location(gpart));
215:
1.1 paf 216: // $.value[string|file]
1.103 moko 217: if(GMimeDataWrapper* gcontent=g_mime_part_get_content_object(gpart)){
218: GMimeStream* gstream=g_mime_stream_filter_new(g_mime_data_wrapper_get_stream(gcontent));
219:
220: if(GMimeFilter* filter=g_mime_filter_basic_new(g_mime_part_get_content_encoding(gpart), false))
221: g_mime_stream_filter_add(GMIME_STREAM_FILTER(gstream), filter);
222:
223: size_t length;
1.99 moko 224:
1.103 moko 225: if(partType==P_FILE) {
226: char *content=readStream(gstream, length);
1.107 moko 227: const char* content_filename=transcode(g_mime_part_get_filename(gpart));
1.103 moko 228: VFile* vfile(new VFile);
229: vfile->set_binary(true/*tainted*/, content, length, new String(content_filename), content_filename ? new VString(info.r->mime_type_of(content_filename)) : 0);
230: putReceived(partHash, VALUE_NAME, vfile);
231: } else {
232: // P_TEXT, P_HTML
233: if(Value *charset=vcontent_type->hash().get("Charset"))
234: if(GMimeFilter* filter=g_mime_filter_charset_new(charset->get_string()->cstr(), source_charset->NAME_CSTR()))
235: g_mime_stream_filter_add(GMIME_STREAM_FILTER(gstream), filter);
236:
237: char *content=readStream(gstream, length);
238: putReceived(partHash, VALUE_NAME,new VString(*new String(content)));
239: }
1.1 paf 240: }
241: }
242: }
243: }
244:
1.30 paf 245: int gmt_offset() {
246: #if defined(HAVE_TIMEZONE) && defined(HAVE_DAYLIGHT)
1.31 paf 247: return timezone+(daylight?60*60*(timezone<0?-1:timezone>0?+1:0):0);
1.30 paf 248: #else
249: time_t t=time(0);
250: tm *tm=localtime(&t);
251: #if defined(HAVE_TM_GMTOFF)
252: return tm->tm_gmtoff;
253: #elif defined(HAVE_TM_TZADJ)
254: return tm->tm_tzadj;
255: #else
256: #error neither HAVE_TIMEZONE&HAVE_DAYIGHT nor HAVE_TM_GMTOFF nor HAVE_TM_TZADJ defined
257: #endif
258: #endif
259: }
260:
1.99 moko 261: static void parse(Request& r, GMimeMessage *message, HashStringValue& received) {
1.1 paf 262: try {
263: // firstly user-defined strings go
264: // user headers
265: {
266: // $.raw[
1.99 moko 267: VHash* vraw(new VHash); putReceived( received, RAW_NAME, vraw);
268: g_mime_header_list_foreach(g_mime_object_get_header_list(GMIME_OBJECT(message)), MimeHeaderField2received, &vraw->hash());
269: }
270:
271: // secondly standard headers
272: putReceived(received, "message-id", g_mime_message_get_message_id(message));
1.107 moko 273: putReceived(received, "from", transcode(g_mime_message_get_sender(message)));
274:
275: const char *msg_to=internet_address_list_to_string(g_mime_message_get_recipients(message, GMIME_RECIPIENT_TYPE_TO), false);
276: putReceived(received, "to", transcode(msg_to));
277: const char *msg_cc=internet_address_list_to_string(g_mime_message_get_recipients(message, GMIME_RECIPIENT_TYPE_CC), false);
278: putReceived(received, "cc", transcode(msg_cc));
279:
280: putReceived(received, "reply-to", transcode(g_mime_message_get_reply_to(message)));
281: putReceived(received, "subject", transcode(g_mime_message_get_subject(message)));
282:
1.99 moko 283: // @todo: g_mime_message_get_recipients(message)
284:
1.1 paf 285: // .date(date+gmt_offset)
1.99 moko 286: time_t date;
287: int tz_offset;
288: g_mime_message_get_date(message, &date, &tz_offset);
289: int tt_offset = ((tz_offset / 100) *(60 * 60)) + (tz_offset % 100) * 60;
1.30 paf 290:
1.99 moko 291: putReceived(received, "date",
292: date // local sender
1.1 paf 293: -tt_offset // move local sender to GMT sender
1.30 paf 294: -gmt_offset() // move GMT sender to our local time
1.1 paf 295: );
296:
297: // .body[part/parts
1.55 paf 298: MimePart2body_info info={&r, &received, {0}};
1.99 moko 299: g_mime_message_foreach(message, MimePart2body, &info);
1.1 paf 300:
1.48 paf 301: } catch(const Exception& e) {
1.99 moko 302: putReceived(received, VALUE_NAME, "<exception occured while parsing message>");
303: putReceived(received, EXCEPTION_VALUE, e.comment());
1.1 paf 304: } catch(...) {
1.99 moko 305: putReceived(received, VALUE_NAME, "<exception occured while parsing message>");
1.1 paf 306: }
307: }
308:
1.99 moko 309: void VMail::fill_received(Request& r) {
1.45 paf 310: if(r.request_info.mail_received) {
1.99 moko 311: source_charset=&r.charsets.source();
1.50 paf 312: g_mime_init(0);
1.1 paf 313:
314: // create stream with CRLF filter
1.104 moko 315: GMimeStream *stream = g_mime_stream_filter_new(g_mime_stream_file_new(stdin));
1.99 moko 316: g_mime_stream_filter_add(GMIME_STREAM_FILTER(stream), g_mime_filter_crlf_new(false, false));
1.1 paf 317: try {
1.99 moko 318: // parse incoming message
319: GMimeMessage *message=g_mime_parser_construct_message(g_mime_parser_new_with_stream(stream));
320: parse(r, message, vreceived.hash());
1.101 moko 321: g_object_unref(GMIME_OBJECT(message));
1.48 paf 322: } catch(const Exception& e) {
323: HashStringValue& received=vreceived.hash();
1.99 moko 324: putReceived(received, VALUE_NAME, "<exception occured while parsing message>");
325: putReceived(received, EXCEPTION_VALUE, e.comment());
1.1 paf 326: } catch(...) {
1.99 moko 327: // abnormal stream free
328: g_object_unref(stream);
1.48 paf 329: rethrow;
1.1 paf 330: }
1.99 moko 331: g_object_unref(stream);
332:
333: g_mime_shutdown();
1.1 paf 334: }
335: }
336:
1.99 moko 337: #else // WITH_MAILRECEIVE
338: void VMail::fill_received(Request&){}
339: #endif // WITH_MAILRECEIVE
340:
1.9 paf 341: typedef int (*string_contains_char_which_check)(int);
1.99 moko 342:
1.45 paf 343: static bool string_contains_char_which(const char* string, string_contains_char_which_check check) {
1.9 paf 344: while(char c=*string++) {
1.62 paf 345: if(check((unsigned char)c))
1.9 paf 346: return true;
347: }
348: return false;
349: }
1.99 moko 350:
1.32 paf 351: static char *trimBoth(char *s) {
352: // sanity check
353: if(!s)
354: return 0;
355:
356: // trim head whitespace
1.62 paf 357: while(*s && isspace((unsigned char)*s))
1.32 paf 358: s++;
359: // trim tail whitespace
360: char *tail=s+strlen(s);
361: if(tail>s) {
362: do {
363: --tail;
1.62 paf 364: if(isspace((unsigned char)*tail))
1.32 paf 365: *tail=0;
366: } while(tail>s);
367: }
368: // return it
369: return s;
370: }
1.99 moko 371:
1.45 paf 372: static void extractEmail(String& result, char *email) {
1.32 paf 373: email=trimBoth(email);
1.45 paf 374: result.append_help_length(email, 0, String::L_TAINTED);
1.9 paf 375:
376: /*
377: http://www.faqs.org/rfcs/rfc822.html
378:
379: addr-spec = local-part "@" domain ; global address
380:
381: local-part = word *("." word) ; uninterpreted case-preserved
382: word = atom / quoted-string
383:
384: domain = sub-domain *("." sub-domain)
385: sub-domain = domain-ref / domain-literal
386: domain-ref = atom ; symbolic reference
387:
1.92 misha 388: domain-literal << ignoring for now
1.9 paf 389: quoted-string in word << ignoring for now
390:
391: atom = 1*<any CHAR except specials, SPACE and CTLs> << the ONLY to check
392:
393: specials = "(" / ")" / "<" / ">" / "@" ; Must be in quoted-
1.92 misha 394: / "," / ";" / ":" / "\" / <"> ; string, to use
395: / "." / "[" / "]" ; within a word.
1.9 paf 396:
397: */
1.45 paf 398: const char* exception_type="email.format";
1.9 paf 399: if(strpbrk(email, "()<>,;:\\\"[]"/*specials minus @ and . */))
1.17 paf 400: throw Exception(exception_type,
1.9 paf 401: &result,
1.32 paf 402: "email contains bad characters (specials)");
1.9 paf 403: if(string_contains_char_which(email, (string_contains_char_which_check)isspace))
1.17 paf 404: throw Exception(exception_type,
1.9 paf 405: &result,
1.32 paf 406: "email contains bad characters (whitespace)");
1.9 paf 407: if(string_contains_char_which(email, (string_contains_char_which_check)iscntrl))
1.17 paf 408: throw Exception(exception_type,
1.9 paf 409: &result,
1.32 paf 410: "email contains bad characters (control)");
1.16 paf 411: if(result.is_empty())
1.17 paf 412: throw Exception(exception_type,
1.45 paf 413: 0,
1.16 paf 414: "email is empty");
1.39 paf 415: }
416:
1.45 paf 417: static const String& extractEmails(const String& string) {
418: char *emails=string.cstrm();
419: String& result=*new String;
1.39 paf 420: while(char *email=lsplit(&emails, ',')) {
421: rsplit(email, '>');
422: if(char *in_brackets=lsplit(email, '<'))
423: email=in_brackets;
424: if(!result.is_empty())
425: result<<",";
1.45 paf 426: extractEmail(result, email);
1.39 paf 427: }
1.9 paf 428:
429: return result;
430: }
1.45 paf 431:
432: #ifndef DOXYGEN
433: struct Store_message_element_info {
434: Request_charsets& charsets;
435: String& header;
436: const String* & from;
1.60 paf 437: bool extract_to; String* & to;
1.45 paf 438: const String* errors_to;
439: bool mime_version_specified;
440: ArrayValue* parts[P_TYPES_COUNT];
441: int parts_count;
442: bool backward_compatibility;
443: Value* content_type;
1.66 paf 444: bool had_content_disposition;
1.45 paf 445:
446: Store_message_element_info(
447: Request_charsets& acharsets,
448: String& aheader,
449: const String* & afrom,
1.60 paf 450: bool aextract_to, String* & ato
1.45 paf 451: ):
452:
453: charsets(acharsets),
454: header(aheader),
455: from(afrom),
1.60 paf 456: extract_to(aextract_to), to(ato),
1.45 paf 457: errors_to(0),
458: mime_version_specified(false),
459: parts_count(0),
1.66 paf 460: backward_compatibility(false), content_type(0),
461: had_content_disposition(false){
1.45 paf 462: }
463: };
464: #endif
1.99 moko 465:
1.45 paf 466: static void store_message_element(HashStringValue::key_type raw_element_name,
1.92 misha 467: HashStringValue::value_type element_value,
468: Store_message_element_info *info) {
1.45 paf 469: const String& low_element_name=String(raw_element_name, String::L_TAINTED).change_case(
470: info->charsets.source(), String::CC_LOWER);
1.1 paf 471:
472: // exclude internals
1.52 paf 473: if(low_element_name==MAIL_OPTIONS_NAME
474: || low_element_name==CHARSET_NAME
1.5 paf 475: || low_element_name==VALUE_NAME
476: || low_element_name==RAW_NAME
1.64 paf 477: || low_element_name==FORMAT_NAME
1.76 misha 478: || low_element_name==NAME_NAME
1.94 misha 479: || low_element_name==CID_NAME
480: || low_element_name==MAIL_DEBUG_NAME)
1.1 paf 481: return;
482:
483: // grep parts
484: for(int pt=0; pt<P_TYPES_COUNT; pt++) {
1.45 paf 485: if(low_element_name.starts_with(part_name_begins[pt])) {
1.29 paf 486: // check that $.message# '#' is digit
1.45 paf 487: size_t start_len=strlen(part_name_begins[pt]);
488: if(low_element_name.length()>start_len) {
489: const char* at_num=low_element_name.mid(start_len, start_len+1).cstr();
1.63 paf 490: if(!isdigit((unsigned char)*at_num))
1.29 paf 491: continue;
492: }
1.45 paf 493: *info->parts[pt]+=element_value;
494: info->parts_count++;
1.1 paf 495: return;
496: }
497: }
498:
1.10 paf 499: // fetch some special headers
1.45 paf 500: if(low_element_name=="from")
501: info->from=&extractEmails(element_value->as_string());
1.90 misha 502: if(low_element_name==CONTENT_DISPOSITION)
1.66 paf 503: info->had_content_disposition=true;
1.60 paf 504: if(info->extract_to) { // defined only when SMTP used, see mail.C [collecting info for RCPT to-s]
1.39 paf 505: bool is_to=low_element_name=="to" ;
506: bool is_cc=low_element_name=="cc" ;
507: bool is_bcc=low_element_name=="bcc" ;
508: if(is_to||is_cc||is_bcc) {
1.45 paf 509: if(!info->to)
510: info->to=new String;
1.39 paf 511: else
1.45 paf 512: *info->to << ",";
513: *info->to << extractEmails(element_value->as_string());
1.39 paf 514: }
515:
516: if(is_bcc) // blinding it
1.45 paf 517: return;
1.39 paf 518: }
1.12 paf 519: if(low_element_name=="errors-to")
1.45 paf 520: info->errors_to=&extractEmails(element_value->as_string());
1.37 paf 521: if(low_element_name=="mime-version")
1.45 paf 522: info->mime_version_specified=true;
1.1 paf 523:
1.45 paf 524: // has content type?
525: if(low_element_name==CONTENT_TYPE_NAME) {
526: info->content_type=element_value;
527: if(info->backward_compatibility)
528: return;
1.39 paf 529: }
1.1 paf 530:
1.45 paf 531: // preparing header line
532: const String& source_line=attributed_meaning_to_string(*element_value,
533: String::L_PASS_APPENDED/*does not matter, would cstr(AS_IS) right away*/);
1.66 paf 534: if(source_line.is_empty())
535: return; // we don't need empty headers here [used in clearing content-disposition]
536:
1.45 paf 537: const char* source_line_cstr=source_line.cstr();
538: String::C mail=Charset::transcode(
539: String::C(source_line_cstr, source_line.length()),
540: info->charsets.source(),
541: info->charsets.mail());
1.92 misha 542:
1.45 paf 543: String& mail_line=*new String;
1.73 paf 544: if(low_element_name=="to"
545: || low_element_name=="cc"
546: || low_element_name=="bcc")
547: {
548: // never wrap address lines, mailer can not handle wrapped properly
549: mail_line.append_strdup(mail.str, mail.length, String::L_MAIL_HEADER);
550: } else {
551: while(mail.length) {
552: bool too_long=mail.length>MAX_CHARS_IN_HEADER_LINE;
553: size_t length=too_long
554: ? MAX_CHARS_IN_HEADER_LINE
555: : mail.length;
556:
557: mail_line.append_strdup(mail.str, length, String::L_MAIL_HEADER);
558: mail.length-=length;
559:
560: if(too_long)
561: mail_line << "\n "; // break header and continue it on next line
562: }
563: }
1.45 paf 564:
565: // append header line
566: info->header
1.91 misha 567: << capitalize(raw_element_name.cstr())
1.96 misha 568: << ": " << mail_line.untaint_cstr(String::L_AS_IS, 0, &info->charsets)
1.45 paf 569: << "\n";
570: }
571:
572: static const String& file_value_to_string(Request& r, Value* send_value) {
1.64 paf 573: String& result=*new String;
574:
1.45 paf 575: VFile* vfile;
576: const String* file_name=0;
577: Value* vformat=0;
1.76 misha 578: Value* vcid=0;
1.66 paf 579: const String* dummy_from;
580: String* dummy_to;
1.95 misha 581: Store_message_element_info info(r.charsets, result, dummy_from, false, dummy_to);
582:
1.45 paf 583: if(HashStringValue *send_hash=send_value->get_hash()) { // hash
1.74 paf 584: send_hash->for_each<Store_message_element_info*>(store_message_element, &info);
1.64 paf 585:
1.1 paf 586: // $.value
1.45 paf 587: if(Value* value=send_hash->get(value_name))
1.85 misha 588: vfile=value->as_vfile(String::L_AS_IS);
1.1 paf 589: else
1.78 misha 590: throw Exception(PARSER_RUNTIME,
1.45 paf 591: 0,
1.1 paf 592: "file part has no $value");
593:
594: // $.format
1.45 paf 595: vformat=send_hash->get(format_name);
1.1 paf 596:
1.76 misha 597: // $.content-id
598: vcid=send_hash->get(cid_name);
599:
1.6 paf 600: // $.name
1.45 paf 601: if(Value* vfile_name=send_hash->get(name_name)) // $name specified
1.1 paf 602: file_name=&vfile_name->as_string();
1.28 paf 603: } else // must be VFile then
1.45 paf 604: vfile=send_value->as_vfile(String::L_AS_IS);
1.28 paf 605:
606: if(!file_name)
1.45 paf 607: file_name=&vfile->fields().get(name_name)->as_string();
1.28 paf 608:
1.95 misha 609: const char* file_name_cstr;
610: const char* quoted_file_name_cstr;
611: {
612: Request_charsets charsets(r.charsets.source(), r.charsets.mail()/*uri!*/, r.charsets.mail());
1.97 misha 613: file_name_cstr=file_name->untaint_and_transcode_cstr(String::L_FILE_SPEC, &charsets);
1.95 misha 614: quoted_file_name_cstr=String(file_name_cstr).taint_cstr(String::L_MAIL_HEADER, 0, &charsets);
615: }
1.1 paf 616:
1.95 misha 617: // Content-Type: application/octet-stream
618: result
619: << HTTP_CONTENT_TYPE_CAPITALIZED ": "
620: << r.mime_type_of(file_name_cstr)
621: << "; name=\""
622: << quoted_file_name_cstr
623: << "\"\n";
1.66 paf 624:
1.95 misha 625: if(!info.had_content_disposition) // $.Content-Disposition wasn't specified by user
1.79 misha 626: result
1.91 misha 627: << CONTENT_DISPOSITION_CAPITALIZED ": "
1.79 misha 628: << ( vcid ? CONTENT_DISPOSITION_INLINE : CONTENT_DISPOSITION_ATTACHMENT )
629: << "; "
1.95 misha 630: << CONTENT_DISPOSITION_FILENAME_NAME"=\"" << quoted_file_name_cstr << "\"\n";
1.1 paf 631:
1.79 misha 632: if(vcid)
1.93 misha 633: result
634: << "Content-Id: <"
635: << vcid->as_string()
636: << ">\n"; // @todo: value must be escaped as %hh
1.79 misha 637:
1.45 paf 638: const String* type=vformat?&vformat->as_string():0;
1.93 misha 639: if(!type/*default*/ || *type=="base64") {
640: result << CONTENT_TRANSFER_ENCODING_CAPITALIZED ": base64\n\n";
641: result << pa_base64_encode(vfile->value_ptr(), vfile->value_size());
1.75 paf 642: } else {
1.93 misha 643: if(*type=="uue") {
644: result << CONTENT_TRANSFER_ENCODING_CAPITALIZED ": x-uuencode\n\n";
1.95 misha 645: result << pa_uuencode((const unsigned char*)vfile->value_ptr(), vfile->value_size(), file_name_cstr);
646: } else
1.82 misha 647: throw Exception(PARSER_RUNTIME,
648: type,
649: "unknown attachment encode format");
1.75 paf 650: }
1.95 misha 651:
1.1 paf 652: return result;
653: }
654:
1.45 paf 655: static const String& text_value_to_string(Request& r,
1.92 misha 656: PartType pt, Value* send_value,
657: Store_message_element_info& info) {
1.45 paf 658: String& result=*new String;
1.1 paf 659:
1.45 paf 660: Value* text_value;
1.81 misha 661: Value* content_transfer_encoding=0;
1.45 paf 662: if(HashStringValue* send_hash=send_value->get_hash()) {
1.1 paf 663: // $.USER-HEADERS
1.92 misha 664: info.content_type=0;
665: info.backward_compatibility=false; // reset
1.74 paf 666: send_hash->for_each<Store_message_element_info*>(store_message_element, &info);
1.1 paf 667: // $.value
1.45 paf 668: text_value=send_hash->get(value_name);
1.1 paf 669: if(!text_value)
1.78 misha 670: throw Exception(PARSER_RUNTIME,
1.45 paf 671: 0,
672: "%s part has no $" VALUE_NAME, part_name_begins[pt]);
1.81 misha 673: content_transfer_encoding=send_hash->get(content_transfer_encoding_name);
1.1 paf 674: } else
1.45 paf 675: text_value=send_value;
1.1 paf 676:
1.45 paf 677: if(!info.content_type) {
678: result
1.91 misha 679: << HTTP_CONTENT_TYPE_CAPITALIZED ": text/" << (pt==P_TEXT?"plain":"html")
1.45 paf 680: << "; charset=" << info.charsets.mail().NAME()
681: << "\n";
1.1 paf 682: }
1.81 misha 683: if(!content_transfer_encoding)
1.91 misha 684: result << CONTENT_TRANSFER_ENCODING_CAPITALIZED << ": 8bit\n";
1.1 paf 685:
686: // header|body separator
687: result << "\n";
688:
689: // body
1.45 paf 690: const String* body;
1.1 paf 691: switch(pt) {
692: case P_TEXT:
1.92 misha 693: {
694: body=&text_value->as_string();
695: break;
696: }
1.1 paf 697: case P_HTML:
698: {
1.45 paf 699: Temp_lang temp_lang(r, String::Language(String::L_HTML | String::L_OPTIMIZE_BIT));
1.55 paf 700: if(text_value->get_junction())
1.41 paf 701: body=&r.process_to_string(*text_value);
1.92 misha 702: else
1.78 misha 703: throw Exception(PARSER_RUNTIME,
1.45 paf 704: 0,
1.1 paf 705: "html part value must be code");
706:
707: break;
708: }
1.53 paf 709: default:
710: throw Exception(0,
711: 0,
712: "unhandled part type #%d", pt);
1.41 paf 713: }
714: if(body) {
1.69 paf 715: Request_charsets charsets(r.charsets.source(), r.charsets.mail()/*uri!*/, r.charsets.mail());
1.97 misha 716: const char* body_cstr=body->untaint_and_transcode_cstr(String::L_AS_IS, &charsets);
1.95 misha 717: result.append_know_length(body_cstr, strlen(body_cstr), String::L_CLEAN);
1.1 paf 718: }
719:
720: return result;
721: };
722:
723: /// @todo files and messages in order (file, file2, ...)
1.45 paf 724: const String& VMail::message_hash_to_string(Request& r,
1.92 misha 725: HashStringValue* message_hash, int level,
726: const String* & from, bool extract_to, String* & to) {
1.34 paf 727:
1.1 paf 728: if(!message_hash)
1.78 misha 729: throw Exception(PARSER_RUNTIME,
1.45 paf 730: 0,
1.1 paf 731: "message must be hash");
732:
1.45 paf 733: String& result=*new String;
1.1 paf 734:
1.45 paf 735: if(Value* vrecodecharset_name=message_hash->get(charset_name))
736: r.charsets.set_mail(charsets.get(vrecodecharset_name->as_string()
737: .change_case(r.charsets.source(), String::CC_UPPER)));
1.1 paf 738: else
1.45 paf 739: r.charsets.set_mail(r.charsets.source());
740: // no big deal that we leave it set. they wont miss this point which would reset it
1.1 paf 741:
1.45 paf 742: Store_message_element_info info(r.charsets,
1.60 paf 743: result, from, extract_to, to);
1.1 paf 744: {
1.45 paf 745: // for backward compatibilyty $.body+$.content-type ->
746: // $.text[$.value[] $.content-type[]]
747:
1.1 paf 748: for(int pt=0; pt<P_TYPES_COUNT; pt++)
1.45 paf 749: info.parts[pt]=new ArrayValue(1);
750:
751: Value* body=message_hash->get("body");
752: if(body) {
753: message_hash->remove("body");
754: info.backward_compatibility=true;
755: }
1.74 paf 756: message_hash->for_each<Store_message_element_info*>(store_message_element, &info);
1.45 paf 757:
758: if(body) {
759: VHash& text_part=*new VHash();
760: HashStringValue& hash=text_part.hash();
761: hash.put(value_name, body);
762: if(info.content_type)
763: hash.put(content_type_name, info.content_type);
764:
765: *info.parts[P_TEXT]+=&text_part;
766: info.parts_count++;
767: }
768:
1.10 paf 769: if(!info.errors_to)
1.91 misha 770: result << "Errors-To: postmaster\n"; // errors-to: default
1.37 paf 771: if(!info.mime_version_specified)
772: result << "MIME-Version: 1.0\n"; // MIME-Version: default
1.1 paf 773: }
774:
1.45 paf 775: int textCount=info.parts[P_TEXT]->count();
1.1 paf 776: if(textCount>1)
1.78 misha 777: throw Exception(PARSER_RUNTIME,
1.45 paf 778: 0,
1.1 paf 779: "multiple text parts not supported, use file part");
1.45 paf 780: int htmlCount=info.parts[P_HTML]->count();
1.1 paf 781: if(htmlCount>1)
1.78 misha 782: throw Exception(PARSER_RUNTIME,
1.45 paf 783: 0,
1.1 paf 784: "multiple html parts not supported, use file part");
785:
786:
787: bool multipart=info.parts_count>1;
788: bool alternative=textCount && htmlCount;
789: // header
790: char *boundary=0;
791: if(multipart) {
1.45 paf 792: boundary=new(PointerFreeGC) char[MAX_NUMBER];
1.1 paf 793: snprintf(boundary, MAX_NUMBER-5/*lEvEl*/, "lEvEl%d", level);
1.76 misha 794:
795: bool is_inline = false;
796: {
797: ArrayValue& files=*info.parts[P_FILE];
798: for(size_t i=0; i<files.count(); i++) {
1.82 misha 799: HashStringValue* file;
800: if((file=files.get(i)->get_hash()) && file->get(cid_name)){
1.76 misha 801: is_inline = true;
802: break;
1.77 misha 803: }
1.76 misha 804: }
805: }
806:
1.91 misha 807: result << HTTP_CONTENT_TYPE_CAPITALIZED ": " << ( is_inline ? HTTP_CONTENT_TYPE_MULTIPART_RELATED : HTTP_CONTENT_TYPE_MULTIPART_MIXED ) << ";";
1.76 misha 808:
1.1 paf 809: // multi-part
1.45 paf 810: result
1.76 misha 811: << " boundary=\"" << boundary << "\"\n"
1.45 paf 812: "\n"
813: "This is a multi-part message in MIME format.";
1.1 paf 814: }
815:
816: // alternative or not
817: {
818: if(alternative) {
1.45 paf 819: result << "\n\n--" << boundary << "\n" // intermediate boundary
1.91 misha 820: HTTP_CONTENT_TYPE_CAPITALIZED ": multipart/alternative; boundary=\"ALT" << boundary << "\"\n";
1.1 paf 821: }
822: for(int i=0; i<2; i++) {
823: PartType pt=i==0?P_TEXT:P_HTML;
1.45 paf 824: if(info.parts[pt]->count()) {
1.1 paf 825: if(alternative)
826: result << "\n\n--ALT" << boundary << "\n"; // intermediate boundary
827: else if(boundary)
828: result << "\n\n--" << boundary << "\n"; // intermediate boundary
1.45 paf 829: result << text_value_to_string(r, pt, info.parts[pt]->get(0), info);
1.1 paf 830: }
831: }
832: if(alternative)
833: result << "\n\n--ALT" << boundary << "--\n";
834: }
835:
836: // files
837: {
1.45 paf 838: ArrayValue& files=*info.parts[P_FILE];
839: for(size_t i=0; i<files.count(); i++) {
1.1 paf 840: if(boundary)
841: result << "\n\n--" << boundary << "\n"; // intermediate boundary
1.45 paf 842: result << file_value_to_string(r, files.get(i));
1.1 paf 843: }
844: }
845:
846: // messages
847: {
1.45 paf 848: ArrayValue& messages=*info.parts[P_MESSAGE];
849: for(size_t i=0; i<messages.count(); i++) {
1.1 paf 850: if(boundary)
851: result << "\n\n--" << boundary << "\n"; // intermediate boundary
852:
1.45 paf 853: const String* dummy_from;
854: String* dummy_to;
855: result << message_hash_to_string(r, messages.get(i)->get_hash(), level+1,
1.60 paf 856: dummy_from, false, dummy_to);
1.1 paf 857: }
858: }
859:
860: // tailer
861: if(boundary)
862: result << "\n\n--" << boundary << "--\n"; // finish boundary
863:
864: // return
865: return result;
866: }
867:
868:
1.88 misha 869: Value* VMail::get_element(const String& aname) {
1.1 paf 870: // $fields
1.3 paf 871: #ifdef WITH_MAILRECEIVE
1.1 paf 872: if(aname==MAIL_RECEIVED_ELEMENT_NAME)
1.48 paf 873: return &vreceived;
1.1 paf 874: #endif
875:
1.110 ! misha 876: // $method
1.88 misha 877: if(Value* result=VStateless_class::get_element(aname))
1.1 paf 878: return result;
879:
1.109 moko 880: return bark("%s field not found", &aname);
1.1 paf 881: }
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