Annotation of parser3/src/classes/mail.C, revision 1.37
1.1 paf 1: /** @file
2: Parser: @b mail parser class.
3:
4: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
5:
6: Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
7:
1.37 ! parser 8: $Id: mail.C,v 1.36 2001/09/05 08:35:04 parser Exp $
1.1 paf 9: */
1.37 ! parser 10: static const char *RCSId="$Id: mail.C,v 1.36 2001/09/05 08:35:04 parser Exp $";
1.1 paf 11:
12: #include "pa_config_includes.h"
13:
1.19 paf 14: #ifdef _MSC_VER
1.6 paf 15: # include "smtp/smtp.h"
16: #endif
17:
1.1 paf 18: #include "pa_common.h"
19: #include "pa_request.h"
1.6 paf 20: #include "pa_vfile.h"
1.12 paf 21: #include "pa_exec.h"
1.4 paf 22:
1.23 paf 23: // defines
1.1 paf 24:
1.23 paf 25: #define MAIL_CLASS_NAME "mail"
26:
1.25 paf 27: #define MAIL_NAME "MAIL"
28:
29: // global variable
30:
31: Methoded *mail_class;
32:
1.23 paf 33: // class
34:
35: class MMail : public Methoded {
36: public:
37: MMail(Pool& pool);
1.24 paf 38: public: // Methoded
1.23 paf 39: bool used_directly() { return true; }
1.24 paf 40: void configure_user(Request& r);
1.25 paf 41: private:
42: String mail_name;
43: String content_disposition_name;
44: String content_disposition_filename_name;
1.23 paf 45: };
1.1 paf 46:
1.7 paf 47: // helpers
48:
1.10 paf 49: // uuencode
50:
51: static unsigned char uue_table[64] = {
52: '`', '!', '"', '#', '$', '%', '&', '\'',
53: '(', ')', '*', '+', ',', '-', '.', '/',
54: '0', '1', '2', '3', '4', '5', '6', '7',
55: '8', '9', ':', ';', '<', '=', '>', '?',
56: '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G',
57: 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
58: 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
59: 'X', 'Y', 'Z', '[', '\\',']', '^', '_'
60: };
1.8 paf 61: static void uuencode(String& result, const char *file_name_cstr, const VFile& vfile) {
1.10 paf 62: //header
63: result << "content-transfer-encoding: x-uuencode\n" << "\n";
64: result << "begin 644 " << file_name_cstr << "\n";
65:
66: //body
1.16 paf 67: const unsigned char *in=(const unsigned char *)vfile.value_ptr();
68: size_t in_length=vfile.value_size();
1.10 paf 69:
70: int count=45;
1.16 paf 71: for(const unsigned char *itemp=in; itemp<(in+in_length); itemp+=count) {
72: int index;
1.10 paf 73:
74: if((itemp+count)>(in+in_length))
75: count=in_length-(itemp-in);
76:
77: char *buf=(char *)result.pool().malloc(MAX_STRING);
78: char *optr=buf;
79:
80: /*
81: * for UU and XX, encode the number of bytes as first character
82: */
83: *optr++ = uue_table[count];
84:
85: for (index=0; index<=count-3; index+=3) {
86: *optr++ = uue_table[itemp[index] >> 2];
87: *optr++ = uue_table[((itemp[index ] & 0x03) << 4) | (itemp[index+1] >> 4)];
88: *optr++ = uue_table[((itemp[index+1] & 0x0f) << 2) | (itemp[index+2] >> 6)];
89: *optr++ = uue_table[ itemp[index+2] & 0x3f];
90: }
91:
92: /*
93: * Special handlitempg for itempcomplete litempes
94: */
95: if (index != count) {
96: if (count - index == 2) {
97: *optr++ = uue_table[itemp[index] >> 2];
98: *optr++ = uue_table[((itemp[index ] & 0x03) << 4) |
99: ( itemp[index+1] >> 4)];
100: *optr++ = uue_table[((itemp[index+1] & 0x0f) << 2)];
101: *optr++ = uue_table[0];
102: }
103: else if (count - index == 1) {
104: *optr++ = uue_table[ itemp[index] >> 2];
105: *optr++ = uue_table[(itemp[index] & 0x03) << 4];
106: *optr++ = uue_table[0];
107: *optr++ = uue_table[0];
108: }
109: }
110: /*
111: * end of line
112: */
113: *optr++ = '\n';
114: *optr = 0;
115: result << buf;
116: }
117:
118: //footer
1.21 paf 119: result.APPEND_AS_IS((const char *)uue_table, 1/* one char */, 0, 0) << "\n"
1.10 paf 120: "end\n";
1.8 paf 121: }
122:
1.33 parser 123: /** ^mail:send[$attach[$type[uue|mime64] $value[DATA]]]
124: @todo solve - bad with html attaches
125: */
1.7 paf 126: static const String& attach_hash_to_string(Request& r, const String& origin_string,
127: Hash& attach_hash) {
128: Pool& pool=r.pool();
129:
130: Value *vtype=static_cast<Value *>(attach_hash.get(*new(pool) String(pool, "type")));
131: if(!vtype)
132: PTHROW(0, 0,
133: &origin_string,
134: "has no $type");
135:
1.8 paf 136: const VFile *vfile;
137: if(Value *value=static_cast<Value *>(attach_hash.get(*value_name)))
1.17 paf 138: vfile=value->as_vfile(String::UL_AS_IS); // bad with html attaches. todo: solve
1.8 paf 139: else
1.7 paf 140: PTHROW(0, 0,
141: &origin_string,
142: "has no $value");
143:
144: const String *file_name;
145: if(Value *vfile_name=static_cast<Value *>(attach_hash.get(
1.8 paf 146: *new(pool) String(pool, "file-name")))) // specified $file-name
1.7 paf 147: file_name=&vfile_name->as_string();
1.16 paf 148: else // no $file-name, VFile surely knows name
149: file_name=&static_cast<Value *>(vfile->fields().get(*name_name))->as_string();
1.37 ! parser 150: const char *file_name_cstr=file_name->cstr(String::UL_FILE_SPEC);
1.7 paf 151:
152: String& result=*new(pool) String(pool);
153:
1.10 paf 154: // content-type: application/octet-stream
155: result << "content-type: " << r.mime_type_of(file_name_cstr) << "\n";
1.7 paf 156: // content-disposition: attachment; filename="user_file_name"
1.10 paf 157: result << "content-disposition: attachment; filename=\"" << file_name_cstr << "\"\n";
1.7 paf 158:
159: const String& type=vtype->as_string();
160: if(type=="uue") {
1.8 paf 161: uuencode(result, file_name_cstr, *vfile);
1.7 paf 162: } else
163: PTHROW(0, 0,
164: &type,
165: "unknown encode type");
166:
167: return result;
168: }
169:
1.1 paf 170:
1.34 parser 171: static void *find_content_type(const Hash::Key& aattribute, Hash::Val *ameaning,
1.20 paf 172: void *) {
1.34 parser 173: return StrEqNc(aattribute.cstr(), CONTENT_TYPE_NAME)?ameaning:0;
1.20 paf 174: }
1.34 parser 175: static void *find_content_type_charset(const Hash::Key& aattribute, Hash::Val *ameaning,
1.20 paf 176: void *) {
1.34 parser 177: return StrEqNc(aattribute.cstr(), "charset")?ameaning:0;
1.20 paf 178: }
179:
1.36 parser 180: #ifndef DOXYGEN
1.1 paf 181: struct Mail_info {
182: String *attribute_to_exclude;
1.20 paf 183: const char *charset;
1.1 paf 184: String *header;
1.2 paf 185: const String **from, **to;
1.1 paf 186: };
1.36 parser 187: #endif
1.1 paf 188: static void add_header_attribute(const Hash::Key& aattribute, Hash::Val *ameaning,
189: void *info) {
190:
191: Value& lmeaning=*static_cast<Value *>(ameaning);
192: Mail_info& mi=*static_cast<Mail_info *>(info);
1.2 paf 193:
194: // exclude one attribute [body]
1.1 paf 195: if(aattribute==*mi.attribute_to_exclude)
196: return;
197:
1.2 paf 198: // fetch from & to from header for SMTP
199: if(mi.from && aattribute=="from")
200: *mi.from=&lmeaning.as_string();
201: if(mi.to && aattribute=="to")
202: *mi.to=&lmeaning.as_string();
203:
204: // append header line
1.10 paf 205: *mi.header <<
206: aattribute << ":" <<
1.20 paf 207: attributed_meaning_to_string(lmeaning, String::UL_MAIL_HEADER).
208: cstr(String::UL_UNSPECIFIED, 0, mi.charset) <<
1.10 paf 209: "\n";
1.2 paf 210: }
1.22 paf 211:
1.36 parser 212: #ifndef DOXYGEN
1.28 paf 213: struct Mail_seq_item {
1.7 paf 214: const String *part_name;
1.2 paf 215: Value *part_value;
216: };
1.36 parser 217: #endif
1.7 paf 218: static void add_part(const Hash::Key& part_name, Hash::Val *part_value,
1.2 paf 219: void *info) {
1.28 paf 220: Mail_seq_item **seq_ref=static_cast<Mail_seq_item **>(info);
1.7 paf 221: (**seq_ref).part_name=&part_name;
1.2 paf 222: (**seq_ref).part_value=static_cast<Value *>(part_value);
223: (*seq_ref)++;
224: }
225: static double key_of_part(const void *item) {
1.28 paf 226: const char *cstr=static_cast<const Mail_seq_item *>(item)->part_name->cstr();
1.2 paf 227: char *error_pos;
228: return strtod(cstr, &error_pos);
229: }
230: static int sort_cmp_string_double_value(const void *a, const void *b) {
231: double va=key_of_part(a);
232: double vb=key_of_part(b);
1.7 paf 233:
234: // 0 logically equals infinity. so that attachments would go last
235: if(va==0)
236: return +1;
237: if(vb==0)
238: return -1;
239:
1.2 paf 240: if(va<vb)
241: return -1;
242: else if(va>vb)
243: return +1;
244: else
245: return 0;
1.1 paf 246: }
1.2 paf 247: static const String& letter_hash_to_string(Request& r, const String& method_name,
248: Hash& letter_hash, int level,
249: const String **from, const String **to) {
250: Pool& pool=r.pool();
251:
252: // prepare header: 'hash' without "body"
253: String& result=*new(pool) String(pool);
1.20 paf 254:
255: const char *charset=0;
256: if(Value *content_type=
257: static_cast<Value *>(letter_hash.first_that(find_content_type)))
258: if(Hash *hash=content_type->get_hash())
259: if(Value *content_type_charset=
260: static_cast<Value *>(hash->first_that(find_content_type_charset)))
261: charset=content_type_charset->as_string().cstr();
262:
1.15 paf 263: *from=*to=0;
1.2 paf 264: Mail_info mail_info={
265: /*excluding*/ body_name,
1.20 paf 266: charset,
1.2 paf 267: &result,
268: from, to
269: };
270: letter_hash.for_each(add_header_attribute, &mail_info);
271:
272: if(Value *body_element=static_cast<Value *>(letter_hash.get(*body_name))) {
273: if(Hash *body_hash=body_element->get_hash()) {
274: char *boundary=(char *)pool.malloc(MAX_NUMBER);
1.9 paf 275: snprintf(boundary, MAX_NUMBER-5/*lEvEl*/, "lEvEl%d", level);
1.2 paf 276: // multi-part
1.10 paf 277: result << "content-type: multipart/mixed; boundary=\"" << boundary << "\"\n";
278: result << "\n"
1.2 paf 279: "This is a multi-part message in MIME format.";
280:
1.3 paf 281: // body parts..
282: // ..collect
1.35 parser 283: Mail_seq_item *seq=(Mail_seq_item *)pool.malloc(sizeof(Mail_seq_item)*body_hash->size());
1.28 paf 284: Mail_seq_item *seq_ref=seq; body_hash->for_each(add_part, &seq_ref);
1.3 paf 285: // ..sort
1.28 paf 286: _qsort(seq, body_hash->size(), sizeof(Mail_seq_item),
1.2 paf 287: sort_cmp_string_double_value);
1.3 paf 288: // ..insert in 'seq' order
1.2 paf 289: for(int i=0; i<body_hash->size(); i++) {
290: // intermediate boundary
1.10 paf 291: result << "\n--" << boundary << "\n";
1.2 paf 292:
293: if(Hash *part_hash=seq[i].part_value->get_hash())
1.7 paf 294: if(seq[i].part_name->mid(0, 6/*attach*/)=="attach")
1.10 paf 295: result << attach_hash_to_string(r, *seq[i].part_name, *part_hash);
1.7 paf 296: else
1.10 paf 297: result << letter_hash_to_string(r, method_name, *part_hash,
1.7 paf 298: level+1, 0, 0);
1.2 paf 299: else
300: PTHROW(0, 0,
1.7 paf 301: seq[i].part_name,
1.2 paf 302: "part is not hash");
303: }
304:
305: // finish boundary
1.10 paf 306: result << "\n--" << boundary << "--\n";
1.2 paf 307: } else {
1.10 paf 308: result <<
309: "\n" << // header|body separator
310: body_element->as_string(); // body
1.2 paf 311: }
312: } else
313: PTHROW(0, 0,
314: &method_name,
315: "has no $body");
316:
317: return result;
318: }
319:
1.4 paf 320: static void sendmail(Request& r, const String& method_name,
321: const String& letter,
322: const String *from, const String *to) {
323: Pool& pool=r.pool();
324:
1.12 paf 325: char *letter_cstr=letter.cstr();
1.25 paf 326: Hash *mail_conf=static_cast<Hash *>(r.classes_conf.get(mail_class->name()));
1.12 paf 327:
1.19 paf 328: #ifdef _MSC_VER
1.4 paf 329: if(!from)
330: PTHROW(0, 0,
331: &method_name,
1.15 paf 332: "has no 'from' header specified");
1.4 paf 333: if(!to)
334: PTHROW(0, 0,
335: &method_name,
1.15 paf 336: "has no 'to' header specified");
1.4 paf 337:
338: SMTP& smtp=*new(pool) SMTP(pool, method_name);
1.5 paf 339: Value *server_port;
1.29 parser 340: // $MAIN:MAIL.SMTP[mail.yourdomain.ru[:port]]
1.25 paf 341: if(mail_conf &&
342: (server_port=static_cast<Value *>(mail_conf->get(
1.5 paf 343: *new(pool) String(pool, "SMTP"))))) {
344: char *server=server_port->as_string().cstr();
1.11 paf 345: const char *port=rsplit(server, ':');
1.4 paf 346: if(!port)
1.11 paf 347: port="25";
1.4 paf 348:
349: smtp.Send(server, port, letter_cstr, from->cstr(), to->cstr());
350: } else
351: PTHROW(0, 0,
352: &method_name,
1.13 paf 353: "$"MAIN_CLASS_NAME":"MAIL_NAME".SMTP not defined");
1.4 paf 354: #else
1.12 paf 355: // unix
1.13 paf 356: // $MAIN:MAIL.prog1["/usr/sbin/sendmail -t"] default
357: // $MAIN:MAIL.prog2["/usr/lib/sendmail -t"] default
1.36 parser 358: char no_cstr[MAX_NUMBER];
359: for(int no=-2; ; no++) {
360: const String *prog_string;
361: switch(no) {
362: case -2: prog_string=new(pool) String(pool, "/usr/sbin/sendmail -t"); break;
363: case -1: prog_string=new(pool) String(pool, "/usr/lib/sendmail -t"); break;
364: default:
365: {
366: String prog_key(pool, "prog");
367: snprintf(no_cstr, MAX_NUMBER, "%d", no);
368: prog_key << no_cstr;
369: if(mail_conf) {
1.25 paf 370: if(Value *prog_value=static_cast<Value *>(mail_conf->get(prog_key)))
1.13 paf 371: prog_string=&prog_value->as_string();
372: else
373: if(no==0)
374: continue;
375: else
376: PTHROW(0, 0,
377: &method_name,
378: "$"MAIN_CLASS_NAME":"MAIL_NAME".%s not defined",
379: prog_key.cstr());
1.36 parser 380: } else
381: PTHROW(0, 0,
382: &method_name,
383: "$" MAIN_CLASS_NAME ":" MAIL_NAME " not defined");
1.13 paf 384: }
1.36 parser 385: }
386: // we know prog_string here
387: Array argv(pool);
388: const String *file_spec;
389: int after_file_spec=prog_string->pos(" ", 1);
390: if(after_file_spec<=0)
391: file_spec=prog_string;
392: else {
393: size_t pos_after=after_file_spec;
394: file_spec=&prog_string->mid(0, pos_after);
395: prog_string->split(argv, &pos_after, " ", 1, String::UL_CLEAN);
396: }
1.12 paf 397:
1.36 parser 398: // skip unavailable default programs
399: if(no<0 && !file_executable(*file_spec))
400: continue;
401:
402: String in(pool, letter_cstr); String out(pool); String err(pool);
403: int exit_status=pa_exec(*file_spec,
404: 0/*default env*/,
405: &argv,
406: in, out, err);
407: if(exit_status || err.size())
408: PTHROW(0, 0,
409: &method_name,
410: "'%s' reported problem: %s (%d)",
411: file_spec->cstr(),
412: err.size()?err.cstr():"UNKNOWN",
413: exit_status);
414: break;
415: }
1.4 paf 416: #endif
417: }
418:
1.7 paf 419:
420: // methods
421:
1.18 paf 422: static void _send(Request& r, const String& method_name, MethodParams *params) {
1.1 paf 423: Pool& pool=r.pool();
424:
1.32 parser 425: Value& vhash=params->as_no_junction(0, "message must not be code");
1.1 paf 426: Hash *hash=vhash.get_hash();
427: if(!hash)
428: PTHROW(0, 0,
429: &method_name,
430: "message must be hash");
431:
1.2 paf 432: const String *from, *to;
1.4 paf 433: const String& letter=letter_hash_to_string(r, method_name, *hash, 0, &from, &to);
1.1 paf 434:
1.21 paf 435: // r.write_assign_lang(*new(pool) VString(letter));
436: sendmail(r, method_name, letter, from, to);
1.6 paf 437: }
438:
1.24 paf 439: // constructor & configurator
1.23 paf 440:
1.25 paf 441: MMail::MMail(Pool& apool) : Methoded(apool),
442: mail_name(apool, MAIL_NAME),
443: content_disposition_name(apool, CONTENT_DISPOSITION_NAME),
444: content_disposition_filename_name(apool, CONTENT_DISPOSITION_FILENAME_NAME)
445: {
1.23 paf 446: set_name(*NEW String(pool(), MAIL_CLASS_NAME));
447:
1.27 paf 448: // ^mail:send{hash}
1.23 paf 449: add_native_method("send", Method::CT_STATIC, _send, 1, 1);
1.24 paf 450: }
451:
452: void MMail::configure_user(Request& r) {
453: Pool& pool=r.pool();
454:
455: // $MAIN:MAIL[$SMTP[mail.design.ru]]
1.25 paf 456: if(Value *mail_element=r.main_class->get_element(mail_name))
457: if(Hash *mail_conf=mail_element->get_hash())
458: r.classes_conf.put(name(), mail_conf);
459: else
1.24 paf 460: PTHROW(0, 0,
461: 0,
462: "$" MAIL_CLASS_NAME ":" MAIL_NAME " is not hash");
1.23 paf 463: }
464:
465: // creator
466:
467: Methoded *MMail_create(Pool& pool) {
468: return mail_class=new(pool) MMail(pool);
1.1 paf 469: }
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