Annotation of parser3/src/classes/mail.C, revision 1.11
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:
1.11 ! paf 8: $Id: mail.C,v 1.10 2001/04/08 13:11:15 paf Exp $
1.1 paf 9: */
10:
11: #include "pa_config_includes.h"
12:
1.6 paf 13: #ifdef WIN32
14: # include "smtp/smtp.h"
15: #endif
16:
1.1 paf 17: #include "_mail.h"
18: #include "pa_common.h"
19: #include "pa_request.h"
1.6 paf 20: #include "pa_vfile.h"
1.4 paf 21:
1.1 paf 22: // global var
23:
24: VStateless_class *mail_class;
25:
1.7 paf 26: // helpers
27:
1.10 paf 28: // uuencode
29:
30: static unsigned char uue_table[64] = {
31: '`', '!', '"', '#', '$', '%', '&', '\'',
32: '(', ')', '*', '+', ',', '-', '.', '/',
33: '0', '1', '2', '3', '4', '5', '6', '7',
34: '8', '9', ':', ';', '<', '=', '>', '?',
35: '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G',
36: 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
37: 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
38: 'X', 'Y', 'Z', '[', '\\',']', '^', '_'
39: };
1.8 paf 40: static void uuencode(String& result, const char *file_name_cstr, const VFile& vfile) {
1.10 paf 41: //header
42: result << "content-transfer-encoding: x-uuencode\n" << "\n";
43: result << "begin 644 " << file_name_cstr << "\n";
44:
45: //body
46: const unsigned char *itemp;
47:
48: int index;
49: int count=45;
50:
51: const unsigned char *in=(const unsigned char *)vfile.value_ptr();
52: size_t in_length=vfile.value_size();
53:
54: for(itemp=in; itemp<(in+in_length); itemp+=count) {
55: if((itemp+count)>(in+in_length))
56: count=in_length-(itemp-in);
57:
58: char *buf=(char *)result.pool().malloc(MAX_STRING);
59: char *optr=buf;
60:
61: /*
62: * for UU and XX, encode the number of bytes as first character
63: */
64: *optr++ = uue_table[count];
65:
66: for (index=0; index<=count-3; index+=3) {
67: *optr++ = uue_table[itemp[index] >> 2];
68: *optr++ = uue_table[((itemp[index ] & 0x03) << 4) | (itemp[index+1] >> 4)];
69: *optr++ = uue_table[((itemp[index+1] & 0x0f) << 2) | (itemp[index+2] >> 6)];
70: *optr++ = uue_table[ itemp[index+2] & 0x3f];
71: }
72:
73: /*
74: * Special handlitempg for itempcomplete litempes
75: */
76: if (index != count) {
77: if (count - index == 2) {
78: *optr++ = uue_table[itemp[index] >> 2];
79: *optr++ = uue_table[((itemp[index ] & 0x03) << 4) |
80: ( itemp[index+1] >> 4)];
81: *optr++ = uue_table[((itemp[index+1] & 0x0f) << 2)];
82: *optr++ = uue_table[0];
83: }
84: else if (count - index == 1) {
85: *optr++ = uue_table[ itemp[index] >> 2];
86: *optr++ = uue_table[(itemp[index] & 0x03) << 4];
87: *optr++ = uue_table[0];
88: *optr++ = uue_table[0];
89: }
90: }
91: /*
92: * end of line
93: */
94: *optr++ = '\n';
95: *optr = 0;
96: result << buf;
97: }
98:
99: //footer
100: result.APPEND_CLEAN((const char *)uue_table, 1/* one char */, 0, 0) << "\n"
101: "end\n";
1.8 paf 102: }
103:
1.7 paf 104: /// ^mail:send[$attach[$type[uue|mime64] $value[DATA]]]
105: static const String& attach_hash_to_string(Request& r, const String& origin_string,
106: Hash& attach_hash) {
107: Pool& pool=r.pool();
108:
109: Value *vtype=static_cast<Value *>(attach_hash.get(*new(pool) String(pool, "type")));
110: if(!vtype)
111: PTHROW(0, 0,
112: &origin_string,
113: "has no $type");
114:
1.8 paf 115: const VFile *vfile;
116: if(Value *value=static_cast<Value *>(attach_hash.get(*value_name)))
117: vfile=value->as_vfile();
118: else
1.7 paf 119: PTHROW(0, 0,
120: &origin_string,
121: "has no $value");
122:
123: const String *file_name;
124: if(Value *vfile_name=static_cast<Value *>(attach_hash.get(
1.8 paf 125: *new(pool) String(pool, "file-name")))) // specified $file-name
1.7 paf 126: file_name=&vfile_name->as_string();
1.8 paf 127: else // no $file-name
128: if(Value *vfile_name=static_cast<Value *>(vfile->fields().get(*name_name)))
129: file_name=&vfile_name->as_string(); // VFile knows name
130: else // vfile doesn't know name
131: file_name=new(pool) String(pool, "noname.dat");
132: const char *file_name_cstr=file_name->cstr(String::UL_FILE_NAME);
1.7 paf 133:
134: String& result=*new(pool) String(pool);
135:
1.10 paf 136: // content-type: application/octet-stream
137: result << "content-type: " << r.mime_type_of(file_name_cstr) << "\n";
1.7 paf 138: // content-disposition: attachment; filename="user_file_name"
1.10 paf 139: result << "content-disposition: attachment; filename=\"" << file_name_cstr << "\"\n";
1.7 paf 140:
141: const String& type=vtype->as_string();
142: if(type=="uue") {
1.8 paf 143: uuencode(result, file_name_cstr, *vfile);
1.7 paf 144: } else
145: PTHROW(0, 0,
146: &type,
147: "unknown encode type");
148:
149: return result;
150: }
151:
1.1 paf 152:
153: struct Mail_info {
154: String *attribute_to_exclude;
155: String *header;
1.2 paf 156: const String **from, **to;
1.1 paf 157: };
158: static void add_header_attribute(const Hash::Key& aattribute, Hash::Val *ameaning,
159: void *info) {
160:
161: Value& lmeaning=*static_cast<Value *>(ameaning);
162: Mail_info& mi=*static_cast<Mail_info *>(info);
1.2 paf 163:
164: // exclude one attribute [body]
1.1 paf 165: if(aattribute==*mi.attribute_to_exclude)
166: return;
167:
1.2 paf 168: // fetch from & to from header for SMTP
169: if(mi.from && aattribute=="from")
170: *mi.from=&lmeaning.as_string();
171: if(mi.to && aattribute=="to")
172: *mi.to=&lmeaning.as_string();
173:
174: // append header line
1.10 paf 175: *mi.header <<
176: aattribute << ":" <<
177: attributed_meaning_to_string(lmeaning, String::UL_MAIL_HEADER) <<
178: "\n";
1.2 paf 179: }
180: struct Seq_item {
1.7 paf 181: const String *part_name;
1.2 paf 182: Value *part_value;
183: };
1.7 paf 184: static void add_part(const Hash::Key& part_name, Hash::Val *part_value,
1.2 paf 185: void *info) {
186: Seq_item **seq_ref=static_cast<Seq_item **>(info);
1.7 paf 187: (**seq_ref).part_name=&part_name;
1.2 paf 188: (**seq_ref).part_value=static_cast<Value *>(part_value);
189: (*seq_ref)++;
190: }
191: static double key_of_part(const void *item) {
1.7 paf 192: const char *cstr=static_cast<const Seq_item *>(item)->part_name->cstr();
1.2 paf 193: char *error_pos;
194: return strtod(cstr, &error_pos);
195: }
196: static int sort_cmp_string_double_value(const void *a, const void *b) {
197: double va=key_of_part(a);
198: double vb=key_of_part(b);
1.7 paf 199:
200: // 0 logically equals infinity. so that attachments would go last
201: if(va==0)
202: return +1;
203: if(vb==0)
204: return -1;
205:
1.2 paf 206: if(va<vb)
207: return -1;
208: else if(va>vb)
209: return +1;
210: else
211: return 0;
1.1 paf 212: }
1.2 paf 213: static const String& letter_hash_to_string(Request& r, const String& method_name,
214: Hash& letter_hash, int level,
215: const String **from, const String **to) {
216: Pool& pool=r.pool();
217:
218: // prepare header: 'hash' without "body"
219: String& result=*new(pool) String(pool);
220: Mail_info mail_info={
221: /*excluding*/ body_name,
222: &result,
223: from, to
224: };
225: letter_hash.for_each(add_header_attribute, &mail_info);
226:
227: if(Value *body_element=static_cast<Value *>(letter_hash.get(*body_name))) {
228: if(Hash *body_hash=body_element->get_hash()) {
229: char *boundary=(char *)pool.malloc(MAX_NUMBER);
1.9 paf 230: snprintf(boundary, MAX_NUMBER-5/*lEvEl*/, "lEvEl%d", level);
1.2 paf 231: // multi-part
1.10 paf 232: result << "content-type: multipart/mixed; boundary=\"" << boundary << "\"\n";
233: result << "\n"
1.2 paf 234: "This is a multi-part message in MIME format.";
235:
1.3 paf 236: // body parts..
237: // ..collect
1.2 paf 238: Seq_item *seq=(Seq_item *)malloc(sizeof(Seq_item)*body_hash->size());
239: Seq_item *seq_ref=seq; body_hash->for_each(add_part, &seq_ref);
1.3 paf 240: // ..sort
1.2 paf 241: _qsort(seq, body_hash->size(), sizeof(Seq_item),
242: sort_cmp_string_double_value);
1.3 paf 243: // ..insert in 'seq' order
1.2 paf 244: for(int i=0; i<body_hash->size(); i++) {
245: // intermediate boundary
1.10 paf 246: result << "\n--" << boundary << "\n";
1.2 paf 247:
248: if(Hash *part_hash=seq[i].part_value->get_hash())
1.7 paf 249: if(seq[i].part_name->mid(0, 6/*attach*/)=="attach")
1.10 paf 250: result << attach_hash_to_string(r, *seq[i].part_name, *part_hash);
1.7 paf 251: else
1.10 paf 252: result << letter_hash_to_string(r, method_name, *part_hash,
1.7 paf 253: level+1, 0, 0);
1.2 paf 254: else
255: PTHROW(0, 0,
1.7 paf 256: seq[i].part_name,
1.2 paf 257: "part is not hash");
258: }
259:
260: // finish boundary
1.10 paf 261: result << "\n--" << boundary << "--\n";
1.2 paf 262: } else {
1.10 paf 263: result <<
264: "\n" << // header|body separator
265: body_element->as_string(); // body
1.2 paf 266: }
267: } else
268: PTHROW(0, 0,
269: &method_name,
270: "has no $body");
271:
272: return result;
273: }
274:
1.4 paf 275: /// @test unix ver
276: static void sendmail(Request& r, const String& method_name,
277: const String& letter,
278: const String *from, const String *to) {
279: Pool& pool=r.pool();
280:
281: #ifdef WIN32
282: if(!from)
283: PTHROW(0, 0,
284: &method_name,
285: "not specified 'from'");
286: if(!to)
287: PTHROW(0, 0,
288: &method_name,
289: "not specified 'to'");
290:
291: char *letter_cstr=letter.cstr();
292: SMTP& smtp=*new(pool) SMTP(pool, method_name);
1.5 paf 293: Value *server_port;
1.4 paf 294: // $MAIN:MAIL.SMTP[mail.design.ru]
1.5 paf 295: if(r.mail &&
296: (server_port=static_cast<Value *>(r.mail->get(
297: *new(pool) String(pool, "SMTP"))))) {
298: char *server=server_port->as_string().cstr();
1.11 ! paf 299: const char *port=rsplit(server, ':');
1.4 paf 300: if(!port)
1.11 ! paf 301: port="25";
1.4 paf 302:
303: smtp.Send(server, port, letter_cstr, from->cstr(), to->cstr());
304: } else
305: PTHROW(0, 0,
306: &method_name,
307: "$MAIN:MAIL.SMTP not defined");
308: #else
309: PTHROW(0, 0,
310: &method_name,
311: "todo");
312: #endif
313: }
314:
1.7 paf 315:
316: // methods
317:
1.1 paf 318: static void _send(Request& r, const String& method_name, Array *params) {
319: Pool& pool=r.pool();
320:
321: Value& vhash=*static_cast<Value *>(params->get(0));
322: // forcing [this body type]
323: r.fail_if_junction_(true, vhash, method_name, "message must not be code");
324:
325: Hash *hash=vhash.get_hash();
326: if(!hash)
327: PTHROW(0, 0,
328: &method_name,
329: "message must be hash");
330:
1.2 paf 331: const String *from, *to;
1.4 paf 332: const String& letter=letter_hash_to_string(r, method_name, *hash, 0, &from, &to);
1.1 paf 333:
1.10 paf 334: //r.write_assign_lang(*new(pool) VString(letter));
335: sendmail(r, method_name, letter, from, to);
1.6 paf 336: }
337:
1.1 paf 338: // initialize
339: void initialize_mail_class(Pool& pool, VStateless_class& vclass) {
340: // ^mail:send{hash}
341: vclass.add_native_method("send", Method::CT_STATIC, _send, 1, 1);
342: }
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