Annotation of parser3/src/classes/mail.C, revision 1.82
1.1 paf 1: /** @file
2: Parser: @b mail parser class.
3:
1.53 paf 4: Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com)
1.54 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.73 paf 6: */
1.1 paf 7:
1.82 ! paf 8: static const char* IDENT_MAIL_C="$Date: 2002/10/31 15:01:53 $";
1.1 paf 9:
10: #include "pa_config_includes.h"
11:
12: #include "pa_common.h"
13: #include "pa_request.h"
1.6 paf 14: #include "pa_vfile.h"
1.12 paf 15: #include "pa_exec.h"
1.45 paf 16: #include "pa_charsets.h"
17: #include "pa_charset.h"
1.67 paf 18: #include "pa_uue.h"
1.50 paf 19:
20: #ifdef _MSC_VER
21: # include "smtp/smtp.h"
22: #endif
1.4 paf 23:
1.23 paf 24: // defines
1.1 paf 25:
1.23 paf 26: #define MAIL_CLASS_NAME "mail"
27:
1.25 paf 28: #define MAIL_NAME "MAIL"
29:
1.67 paf 30: // consts
1.25 paf 31:
1.67 paf 32: const int ATTACHMENT_WEIGHT=100;
1.25 paf 33:
1.67 paf 34: // global variable
1.47 paf 35:
1.67 paf 36: Methoded *mail_base_class;
1.47 paf 37:
1.23 paf 38: // class
39:
40: class MMail : public Methoded {
41: public:
42: MMail(Pool& pool);
1.24 paf 43: public: // Methoded
1.67 paf 44: bool used_directly() { return false; }
1.68 paf 45: void configure_user(Request& r);
1.25 paf 46: private:
47: String mail_name;
1.23 paf 48: };
1.1 paf 49:
1.33 parser 50: /** ^mail:send[$attach[$type[uue|mime64] $value[DATA]]]
51: @todo solve - bad with html attaches
52: */
1.7 paf 53: static const String& attach_hash_to_string(Request& r, const String& origin_string,
54: Hash& attach_hash) {
55: Pool& pool=r.pool();
56:
1.46 paf 57: Value *vformat=static_cast<Value *>(attach_hash.get(*new(pool) String(pool, "format")));
1.7 paf 58:
1.8 paf 59: const VFile *vfile;
60: if(Value *value=static_cast<Value *>(attach_hash.get(*value_name)))
1.17 paf 61: vfile=value->as_vfile(String::UL_AS_IS); // bad with html attaches. todo: solve
1.8 paf 62: else
1.60 paf 63: throw Exception("parser.runtime",
1.7 paf 64: &origin_string,
65: "has no $value");
66:
67: const String *file_name;
68: if(Value *vfile_name=static_cast<Value *>(attach_hash.get(
1.8 paf 69: *new(pool) String(pool, "file-name")))) // specified $file-name
1.7 paf 70: file_name=&vfile_name->as_string();
1.16 paf 71: else // no $file-name, VFile surely knows name
72: file_name=&static_cast<Value *>(vfile->fields().get(*name_name))->as_string();
1.48 paf 73: const char *file_name_cstr=file_name->cstr();
1.7 paf 74:
75: String& result=*new(pool) String(pool);
76:
1.10 paf 77: // content-type: application/octet-stream
1.64 paf 78: result << "content-type: " << r.mime_type_of(file_name_cstr)
79: << "; name=\"" << file_name_cstr << "\"\n";
1.7 paf 80: // content-disposition: attachment; filename="user_file_name"
1.10 paf 81: result << "content-disposition: attachment; filename=\"" << file_name_cstr << "\"\n";
1.7 paf 82:
1.46 paf 83: const String *type=vformat?&vformat->as_string():0;
84: if(!type/*default = uue*/ || *type=="uue") {
1.67 paf 85: pa_uuencode(result, file_name_cstr, *vfile);
1.46 paf 86: } else // for now
1.60 paf 87: throw Exception("parser.runtime",
1.46 paf 88: type,
89: "unknown attachment encode format");
1.7 paf 90:
91: return result;
92: }
93:
1.1 paf 94:
1.36 parser 95: #ifndef DOXYGEN
1.1 paf 96: struct Mail_info {
1.61 paf 97: Charset *charset; const char *content_charset_name;
1.1 paf 98: String *header;
1.2 paf 99: const String **from, **to;
1.72 paf 100: const String *errors_to;
1.1 paf 101: };
1.36 parser 102: #endif
1.70 paf 103:
104: const String& extractEmail(const String& string);
1.72 paf 105: static void add_header_attribute(const Hash::Key& raw_element_name, Hash::Val *aelement_value,
1.1 paf 106: void *info) {
1.72 paf 107: Value& element_value=*static_cast<Value *>(aelement_value);
108: const String& low_element_name=raw_element_name.change_case(raw_element_name.pool(), String::CC_LOWER);
1.1 paf 109: Mail_info& mi=*static_cast<Mail_info *>(info);
1.2 paf 110:
111: // exclude one attribute [body]
1.72 paf 112: if(low_element_name==BODY_NAME
113: || low_element_name==CHARSET_NAME)
1.1 paf 114: return;
115:
1.2 paf 116: // fetch from & to from header for SMTP
1.72 paf 117: if(mi.from && low_element_name=="from")
118: *mi.from=&extractEmail(element_value.as_string());
119: if(mi.to && low_element_name=="to")
120: *mi.to=&extractEmail(element_value.as_string());
121: if(low_element_name=="errors-to")
122: mi.errors_to=&extractEmail(element_value.as_string());
1.2 paf 123:
124: // append header line
1.10 paf 125: *mi.header <<
1.72 paf 126: low_element_name << ":" <<
1.82 ! paf 127: attributed_meaning_to_string(element_value, String::UL_MAIL_HEADER, true).
1.61 paf 128: cstr(String::UL_UNSPECIFIED, 0, mi.charset, mi.content_charset_name) <<
1.10 paf 129: "\n";
1.2 paf 130: }
1.22 paf 131:
1.36 parser 132: #ifndef DOXYGEN
1.28 paf 133: struct Mail_seq_item {
1.47 paf 134: int weight;
135: const String *name;
136: Value *value;
1.2 paf 137: };
1.36 parser 138: #endif
1.47 paf 139: static int get_part_name_weight(const Hash::Key& part_name) {
140: const char *cstr=part_name.cstr();
141: int offset=0;
142: if(strncmp(cstr, "text", 4)==0) {
143: cstr+=4;
144: } else if(strncmp(cstr, "attach", 6)==0) {
145: cstr+=6;
146: offset=ATTACHMENT_WEIGHT;
147: } else
1.60 paf 148: throw Exception("parser.runtime",
1.47 paf 149: &part_name,
150: "is neither text# nor attach#");
151:
152: char *error_pos;
153: return strtol(cstr, &error_pos, 10)+offset;
154: }
1.7 paf 155: static void add_part(const Hash::Key& part_name, Hash::Val *part_value,
1.2 paf 156: void *info) {
1.28 paf 157: Mail_seq_item **seq_ref=static_cast<Mail_seq_item **>(info);
1.47 paf 158: (**seq_ref).weight=get_part_name_weight(part_name);
159: (**seq_ref).name=&part_name;
160: (**seq_ref).value=static_cast<Value *>(part_value);
1.2 paf 161: (*seq_ref)++;
162: }
1.47 paf 163: static int key_of_part(const void *item) {
164: return static_cast<const Mail_seq_item *>(item)->weight;
1.2 paf 165: }
166: static int sort_cmp_string_double_value(const void *a, const void *b) {
1.47 paf 167: return key_of_part(a)-key_of_part(b);
1.1 paf 168: }
1.67 paf 169: static const String& message_hash_to_string(Request& r, const String& method_name,
170: Hash& message_hash, int level,
1.2 paf 171: const String **from, const String **to) {
172: Pool& pool=r.pool();
173:
174: // prepare header: 'hash' without "body"
175: String& result=*new(pool) String(pool);
1.20 paf 176:
1.45 paf 177: Charset *charset;
1.67 paf 178: if(Value *vrecodecharset_name=static_cast<Value *>(message_hash.get(*charset_name)))
1.61 paf 179: charset=&charsets->get_charset(vrecodecharset_name->as_string());
1.45 paf 180: else
181: charset=&pool.get_source_charset();
1.20 paf 182:
1.61 paf 183: const char *content_charset_name=0;
1.67 paf 184: if(Value *vcontent_type=static_cast<Value *>(message_hash.get(*content_type_name)))
1.61 paf 185: if(Hash *hcontent_type=vcontent_type->get_hash(0))
186: if(Value *vcontentcharset_name=static_cast<Value *>(hcontent_type->get(*charset_name)))
187: content_charset_name=vcontentcharset_name->as_string().cstr();
188:
1.46 paf 189: if(from)
190: *from=0;
191: if(to)
192: *to=0;
1.2 paf 193: Mail_info mail_info={
1.61 paf 194: charset, content_charset_name,
1.2 paf 195: &result,
196: from, to
197: };
1.67 paf 198: message_hash.for_each(add_header_attribute, &mail_info);
1.72 paf 199: if(!mail_info.errors_to)
200: result << "errors-to: postmaster\n"; // errors-to: default
1.2 paf 201:
1.67 paf 202: if(Value *body_element=static_cast<Value *>(message_hash.get(*body_name))) {
1.42 parser 203: if(Hash *body_hash=body_element->get_hash(&method_name)) {
1.3 paf 204: // body parts..
205: // ..collect
1.35 parser 206: Mail_seq_item *seq=(Mail_seq_item *)pool.malloc(sizeof(Mail_seq_item)*body_hash->size());
1.28 paf 207: Mail_seq_item *seq_ref=seq; body_hash->for_each(add_part, &seq_ref);
1.3 paf 208: // ..sort
1.28 paf 209: _qsort(seq, body_hash->size(), sizeof(Mail_seq_item),
1.2 paf 210: sort_cmp_string_double_value);
1.48 paf 211:
212: bool multipart=body_hash->size()>1;
213: // header
214: char *boundary=0;
215: if(multipart) {
216: boundary=(char *)pool.malloc(MAX_NUMBER);
217: snprintf(boundary, MAX_NUMBER-5/*lEvEl*/, "lEvEl%d", level);
218: // multi-part
219: result << "content-type: multipart/mixed; boundary=\"" << boundary << "\"\n";
220: result << "\n"
221: "This is a multi-part message in MIME format.";
222: }
223:
1.3 paf 224: // ..insert in 'seq' order
1.2 paf 225: for(int i=0; i<body_hash->size(); i++) {
1.48 paf 226: if(multipart) {
227: // intermediate boundary
228: result << "\n--" << boundary << "\n";
229: }
1.2 paf 230:
1.47 paf 231: if(Hash *part_hash=seq[i].value->get_hash(&method_name))
232: if(seq[i].weight>=ATTACHMENT_WEIGHT)
233: result << attach_hash_to_string(r, *seq[i].name, *part_hash);
1.7 paf 234: else
1.67 paf 235: result << message_hash_to_string(r, method_name, *part_hash,
1.7 paf 236: level+1, 0, 0);
1.2 paf 237: else
1.60 paf 238: throw Exception("parser.runtime",
1.47 paf 239: seq[i].name,
1.2 paf 240: "part is not hash");
241: }
242:
243: // finish boundary
1.48 paf 244: if(multipart) {
245: result << "\n--" << boundary << "--\n";
246: }
1.2 paf 247: } else {
1.10 paf 248: result <<
1.45 paf 249: "\n"; // header|body separator
250:
251: const String& body=body_element->as_string();
1.76 paf 252: const char *body_ptr=body.cstr(String::UL_UNSPECIFIED); // body
253: size_t body_size=strlen(body_ptr); // body
1.45 paf 254: const void *mail_ptr;
255: size_t mail_size;
256: Charset::transcode(pool,
257: pool.get_source_charset(), body_ptr, body_size,
258: *charset/*always set - either mail.charset or $request:charset*/, mail_ptr, mail_size);
259: result.APPEND_CLEAN((const char*)mail_ptr, mail_size, 0, 0);
1.2 paf 260: }
261: } else
1.60 paf 262: throw Exception("parser.runtime",
1.2 paf 263: &method_name,
264: "has no $body");
265:
266: return result;
267: }
268:
1.4 paf 269: static void sendmail(Request& r, const String& method_name,
1.67 paf 270: const String& message,
1.4 paf 271: const String *from, const String *to) {
272: Pool& pool=r.pool();
273:
1.76 paf 274: char *message_cstr=message.cstr(String::UL_UNSPECIFIED);
1.67 paf 275: Hash *mail_conf=static_cast<Hash *>(r.classes_conf.get(mail_base_class->name()));
1.12 paf 276:
1.75 paf 277: const char *exception_type="email.format";
1.4 paf 278: if(!from)
1.75 paf 279: throw Exception(exception_type,
1.4 paf 280: &method_name,
1.70 paf 281: "parameter does not specify 'from' header field");
1.4 paf 282: if(!to)
1.75 paf 283: throw Exception(exception_type,
1.4 paf 284: &method_name,
1.70 paf 285: "parameter does not specify 'to' header field");
286: #ifdef _MSC_VER
1.4 paf 287:
288: SMTP& smtp=*new(pool) SMTP(pool, method_name);
1.5 paf 289: Value *server_port;
1.29 parser 290: // $MAIN:MAIL.SMTP[mail.yourdomain.ru[:port]]
1.25 paf 291: if(mail_conf &&
292: (server_port=static_cast<Value *>(mail_conf->get(
1.5 paf 293: *new(pool) String(pool, "SMTP"))))) {
294: char *server=server_port->as_string().cstr();
1.11 paf 295: const char *port=rsplit(server, ':');
1.4 paf 296: if(!port)
1.11 paf 297: port="25";
1.4 paf 298:
1.67 paf 299: smtp.Send(server, port, message_cstr, from->cstr(), to->cstr());
1.4 paf 300: } else
1.60 paf 301: throw Exception("parser.runtime",
1.4 paf 302: &method_name,
1.13 paf 303: "$"MAIN_CLASS_NAME":"MAIL_NAME".SMTP not defined");
1.4 paf 304: #else
1.12 paf 305: // unix
1.70 paf 306: // $MAIN:MAIL.sendmail["/usr/sbin/sendmail -t -i -f postmaster"] default
307: // $MAIN:MAIL.sendmail["/usr/lib/sendmail -t -i -f postmaster"] default
1.12 paf 308:
1.55 paf 309: const String *sendmail_command;
310: #ifdef PA_FORCED_SENDMAIL
1.58 paf 311: sendmail_command=new(pool) String(pool, PA_FORCED_SENDMAIL);
1.55 paf 312: #else
1.51 paf 313: const char *sendmailkey_cstr="sendmail";
314: if(mail_conf) {
315: if(Value *sendmail_value=static_cast<Value *>(mail_conf->get(String(pool, sendmailkey_cstr))))
1.52 paf 316: sendmail_command=&sendmail_value->as_string();
1.51 paf 317: else
1.60 paf 318: throw Exception("parser.runtime",
1.36 parser 319: &method_name,
1.51 paf 320: "$"MAIN_CLASS_NAME":"MAIL_NAME".%s not defined",
321: sendmailkey_cstr);
322: } else {
1.52 paf 323: String *test=new(pool) String(pool, "/usr/sbin/sendmail");
324: if(!file_executable(*test))
325: test=new(pool) String(pool, "/usr/lib/sendmail");
1.70 paf 326: test->APPEND_CONST(" -t -i -f postmaster");
1.52 paf 327: sendmail_command=test;
1.51 paf 328: }
1.55 paf 329: #endif
1.51 paf 330:
1.70 paf 331: // we know sendmail_command here, should replace "postmaster" with "$from" from message
332: int at_postmaster=sendmail_command->pos("postmaster");
333: if(at_postmaster>0) {
334: String& reconstructed=sendmail_command->mid(0, at_postmaster);
1.71 paf 335: reconstructed << *from;
336: reconstructed << sendmail_command->mid(at_postmaster+10/*postmaster*/, sendmail_command->size());
1.70 paf 337: sendmail_command=&reconstructed;
338: }
339:
340: // execute it
1.51 paf 341: Array argv(pool);
342: const String *file_spec;
1.52 paf 343: int after_file_spec=sendmail_command->pos(" ", 1);
1.51 paf 344: if(after_file_spec<=0)
1.52 paf 345: file_spec=sendmail_command;
1.51 paf 346: else {
1.52 paf 347: size_t pos_after=after_file_spec;
348: file_spec=&sendmail_command->mid(0, pos_after++);
349: sendmail_command->split(argv, &pos_after, " ", 1, String::UL_AS_IS);
1.36 parser 350: }
1.51 paf 351:
1.52 paf 352: if(!file_executable(*file_spec))
1.75 paf 353: throw Exception("email.send",
1.55 paf 354: file_spec,
355: "is not executable."
356: #ifdef PA_FORCED_SENDMAIL
1.59 paf 357: " Use configure key \"--with-sendmail=appropriate sendmail command\""
1.58 paf 358: #else
1.70 paf 359: " Set $"MAIN_CLASS_NAME":"MAIL_NAME".%s to appropriate sendmail command",
1.55 paf 360: sendmailkey_cstr
361: #endif
362: );
363:
1.51 paf 364:
1.67 paf 365: String in(pool, message_cstr); String out(pool); String err(pool);
1.56 paf 366: int exit_status=pa_exec(
367: // forced_allow
368: #ifdef PA_FORCED_SENDMAIL
369: true
370: #else
371: false
372: #endif
1.57 paf 373: , *file_spec,
1.51 paf 374: 0/*default env*/,
375: &argv,
376: in, out, err);
377: if(exit_status || err.size())
1.75 paf 378: throw Exception("email.send",
1.51 paf 379: &method_name,
380: "'%s' reported problem: %s (%d)",
381: file_spec->cstr(),
382: err.size()?err.cstr():"UNKNOWN",
383: exit_status);
1.4 paf 384: #endif
385: }
386:
1.7 paf 387:
388: // methods
389:
1.18 paf 390: static void _send(Request& r, const String& method_name, MethodParams *params) {
1.1 paf 391: Pool& pool=r.pool();
392:
1.32 parser 393: Value& vhash=params->as_no_junction(0, "message must not be code");
1.42 parser 394: Hash *hash=vhash.get_hash(&method_name);
1.1 paf 395: if(!hash)
1.60 paf 396: throw Exception("parser.runtime",
1.1 paf 397: &method_name,
398: "message must be hash");
399:
1.2 paf 400: const String *from, *to;
1.67 paf 401: const String& message=hash->get(*body_name)/*old format*/?
402: message_hash_to_string(r, method_name, *hash, 0, &from, &to) : // old
1.79 paf 403: static_cast<VMail *>(r.get_self())->message_hash_to_string(r, &method_name, hash, 0, &from, &to); // new
1.1 paf 404:
1.67 paf 405: //r.write_pass_lang(message);
406: sendmail(r, method_name, message, from, to);
1.6 paf 407: }
408:
1.24 paf 409: // constructor & configurator
1.23 paf 410:
1.63 paf 411: MMail::MMail(Pool& apool) : Methoded(apool, MAIL_CLASS_NAME),
1.64 paf 412: mail_name(apool, MAIL_NAME)
1.25 paf 413: {
1.27 paf 414: // ^mail:send{hash}
1.23 paf 415: add_native_method("send", Method::CT_STATIC, _send, 1, 1);
1.68 paf 416: }
417:
418: void MMail::configure_user(Request& r) {
419: Pool& pool=r.pool();
420:
421: // $MAIN:MAIL[$SMTP[mail.design.ru]]
1.81 paf 422: if(Value *mail_element=r.main_class.get_element(mail_name, r.main_class, false))
1.68 paf 423: if(Hash *mail_conf=mail_element->get_hash(0))
424: r.classes_conf.put(name(), mail_conf);
425: else
1.69 paf 426: if( !mail_element->is_string() )
427: throw Exception("parser.runtime",
428: 0,
429: "$" MAIL_CLASS_NAME ":" MAIL_NAME " is not hash");
1.24 paf 430: }
431:
1.23 paf 432: // creator
433:
434: Methoded *MMail_create(Pool& pool) {
1.67 paf 435: return mail_base_class=new(pool) MMail(pool);
1.1 paf 436: }
E-mail: