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| version 1.1, 2001/04/07 10:34:39 | version 1.56, 2002/03/25 11:55:26 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: @b mail parser class. | Parser: @b mail parser class. |
| Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | |
| Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf) | |
| $Id$ | $Id$ |
| */ | */ |
| #include "pa_config_includes.h" | #include "pa_config_includes.h" |
| #include "_mail.h" | |
| #include "pa_common.h" | #include "pa_common.h" |
| #include "pa_request.h" | #include "pa_request.h" |
| #include "pa_vfile.h" | |
| #include "pa_exec.h" | |
| #include "pa_charsets.h" | |
| #include "pa_charset.h" | |
| // global var | #ifdef _MSC_VER |
| # include "smtp/smtp.h" | |
| #endif | |
| VStateless_class *mail_class; | // defines |
| #define MAIL_CLASS_NAME "mail" | |
| #define MAIL_NAME "MAIL" | |
| // global variable | |
| Methoded *mail_class; | |
| // consts | |
| const int ATTACHMENT_WEIGHT=100; | |
| // class | |
| class MMail : public Methoded { | |
| public: | |
| MMail(Pool& pool); | |
| public: // Methoded | |
| bool used_directly() { return true; } | |
| void configure_user(Request& r); | |
| private: | |
| String mail_name; | |
| String content_disposition_name; | |
| String content_disposition_filename_name; | |
| }; | |
| // helpers | |
| // uuencode | |
| static unsigned char uue_table[64] = { | |
| '`', '!', '"', '#', '$', '%', '&', '\'', | |
| '(', ')', '*', '+', ',', '-', '.', '/', | |
| '0', '1', '2', '3', '4', '5', '6', '7', | |
| '8', '9', ':', ';', '<', '=', '>', '?', | |
| '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', | |
| 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', | |
| 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', | |
| 'X', 'Y', 'Z', '[', '\\',']', '^', '_' | |
| }; | |
| static void uuencode(String& result, const char *file_name_cstr, const VFile& vfile) { | |
| //header | |
| result << "content-transfer-encoding: x-uuencode\n" << "\n"; | |
| result << "begin 644 " << file_name_cstr << "\n"; | |
| //body | |
| const unsigned char *in=(const unsigned char *)vfile.value_ptr(); | |
| size_t in_length=vfile.value_size(); | |
| int count=45; | |
| for(const unsigned char *itemp=in; itemp<(in+in_length); itemp+=count) { | |
| int index; | |
| if((itemp+count)>(in+in_length)) | |
| count=in_length-(itemp-in); | |
| char *buf=(char *)result.pool().malloc(MAX_STRING); | |
| char *optr=buf; | |
| /* | |
| * for UU and XX, encode the number of bytes as first character | |
| */ | |
| *optr++ = uue_table[count]; | |
| for (index=0; index<=count-3; index+=3) { | |
| *optr++ = uue_table[itemp[index] >> 2]; | |
| *optr++ = uue_table[((itemp[index ] & 0x03) << 4) | (itemp[index+1] >> 4)]; | |
| *optr++ = uue_table[((itemp[index+1] & 0x0f) << 2) | (itemp[index+2] >> 6)]; | |
| *optr++ = uue_table[ itemp[index+2] & 0x3f]; | |
| } | |
| /* | |
| * Special handlitempg for itempcomplete litempes | |
| */ | |
| if (index != count) { | |
| if (count - index == 2) { | |
| *optr++ = uue_table[itemp[index] >> 2]; | |
| *optr++ = uue_table[((itemp[index ] & 0x03) << 4) | | |
| ( itemp[index+1] >> 4)]; | |
| *optr++ = uue_table[((itemp[index+1] & 0x0f) << 2)]; | |
| *optr++ = uue_table[0]; | |
| } | |
| else if (count - index == 1) { | |
| *optr++ = uue_table[ itemp[index] >> 2]; | |
| *optr++ = uue_table[(itemp[index] & 0x03) << 4]; | |
| *optr++ = uue_table[0]; | |
| *optr++ = uue_table[0]; | |
| } | |
| } | |
| /* | |
| * end of line | |
| */ | |
| *optr++ = '\n'; | |
| *optr = 0; | |
| result << buf; | |
| } | |
| //footer | |
| result.APPEND_AS_IS((const char *)uue_table, 1/* one char */, 0, 0) << "\n" | |
| "end\n"; | |
| } | |
| /** ^mail:send[$attach[$type[uue|mime64] $value[DATA]]] | |
| @todo solve - bad with html attaches | |
| */ | |
| static const String& attach_hash_to_string(Request& r, const String& origin_string, | |
| Hash& attach_hash) { | |
| Pool& pool=r.pool(); | |
| Value *vformat=static_cast<Value *>(attach_hash.get(*new(pool) String(pool, "format"))); | |
| const VFile *vfile; | |
| if(Value *value=static_cast<Value *>(attach_hash.get(*value_name))) | |
| vfile=value->as_vfile(String::UL_AS_IS); // bad with html attaches. todo: solve | |
| else | |
| throw Exception(0, 0, | |
| &origin_string, | |
| "has no $value"); | |
| const String *file_name; | |
| if(Value *vfile_name=static_cast<Value *>(attach_hash.get( | |
| *new(pool) String(pool, "file-name")))) // specified $file-name | |
| file_name=&vfile_name->as_string(); | |
| else // no $file-name, VFile surely knows name | |
| file_name=&static_cast<Value *>(vfile->fields().get(*name_name))->as_string(); | |
| const char *file_name_cstr=file_name->cstr(); | |
| String& result=*new(pool) String(pool); | |
| // content-type: application/octet-stream | |
| result << "content-type: " << r.mime_type_of(file_name_cstr) << "\n"; | |
| // content-disposition: attachment; filename="user_file_name" | |
| result << "content-disposition: attachment; filename=\"" << file_name_cstr << "\"\n"; | |
| const String *type=vformat?&vformat->as_string():0; | |
| if(!type/*default = uue*/ || *type=="uue") { | |
| uuencode(result, file_name_cstr, *vfile); | |
| } else // for now | |
| throw Exception(0, 0, | |
| type, | |
| "unknown attachment encode format"); | |
| return result; | |
| } | |
| // methods | |
| #ifndef DOXYGEN | |
| struct Mail_info { | struct Mail_info { |
| String *attribute_to_exclude; | Charset *charset; |
| String *header; | String *header; |
| const String **from, **to; | |
| }; | }; |
| #endif | |
| static void add_header_attribute(const Hash::Key& aattribute, Hash::Val *ameaning, | static void add_header_attribute(const Hash::Key& aattribute, Hash::Val *ameaning, |
| void *info) { | void *info) { |
| Value& lmeaning=*static_cast<Value *>(ameaning); | Value& lmeaning=*static_cast<Value *>(ameaning); |
| Mail_info& mi=*static_cast<Mail_info *>(info); | Mail_info& mi=*static_cast<Mail_info *>(info); |
| if(aattribute==*mi.attribute_to_exclude) | |
| // exclude one attribute [body] | |
| if(aattribute==BODY_NAME | |
| || aattribute==CHARSET_NAME) | |
| return; | return; |
| mi.header->append(aattribute, String::UL_PASS_APPENDED); | // fetch from & to from header for SMTP |
| mi.header->APPEND_CONST(":"); | if(mi.from && aattribute=="from") |
| mi.header->append( | *mi.from=&lmeaning.as_string(); |
| attributed_meaning_to_string(lmeaning, String::UL_MAIL_HEADER), | if(mi.to && aattribute=="to") |
| String::UL_PASS_APPENDED); | *mi.to=&lmeaning.as_string(); |
| mi.header->APPEND_CONST("\n"); | |
| // append header line | |
| *mi.header << | |
| aattribute << ":" << | |
| attributed_meaning_to_string(lmeaning, String::UL_MAIL_HEADER). | |
| cstr(String::UL_UNSPECIFIED, 0, mi.charset) << | |
| "\n"; | |
| } | } |
| static void _send(Request& r, const String& method_name, Array *params) { | |
| Pool& pool=r.pool(); | |
| Value& vhash=*static_cast<Value *>(params->get(0)); | #ifndef DOXYGEN |
| // forcing [this body type] | struct Mail_seq_item { |
| r.fail_if_junction_(true, vhash, method_name, "message must not be code"); | int weight; |
| const String *name; | |
| Value *value; | |
| }; | |
| #endif | |
| static int get_part_name_weight(const Hash::Key& part_name) { | |
| const char *cstr=part_name.cstr(); | |
| int offset=0; | |
| if(strncmp(cstr, "text", 4)==0) { | |
| cstr+=4; | |
| } else if(strncmp(cstr, "attach", 6)==0) { | |
| cstr+=6; | |
| offset=ATTACHMENT_WEIGHT; | |
| } else | |
| throw Exception(0, 0, | |
| &part_name, | |
| "is neither text# nor attach#"); | |
| Hash *hash=vhash.get_hash(); | char *error_pos; |
| if(!hash) | return strtol(cstr, &error_pos, 10)+offset; |
| PTHROW(0, 0, | } |
| &method_name, | static void add_part(const Hash::Key& part_name, Hash::Val *part_value, |
| "message must be hash"); | void *info) { |
| Mail_seq_item **seq_ref=static_cast<Mail_seq_item **>(info); | |
| (**seq_ref).weight=get_part_name_weight(part_name); | |
| (**seq_ref).name=&part_name; | |
| (**seq_ref).value=static_cast<Value *>(part_value); | |
| (*seq_ref)++; | |
| } | |
| static int key_of_part(const void *item) { | |
| return static_cast<const Mail_seq_item *>(item)->weight; | |
| } | |
| static int sort_cmp_string_double_value(const void *a, const void *b) { | |
| return key_of_part(a)-key_of_part(b); | |
| } | |
| static const String& letter_hash_to_string(Request& r, const String& method_name, | |
| Hash& letter_hash, int level, | |
| const String **from, const String **to) { | |
| Pool& pool=r.pool(); | |
| // prepare header: 'hash' without "body" | // prepare header: 'hash' without "body" |
| String& header=*new(pool) String(pool); | String& result=*new(pool) String(pool); |
| Charset *charset; | |
| if(Value *vcharset_name=static_cast<Value *>(letter_hash.get(*charset_name))) | |
| charset=&charsets->get_charset(vcharset_name->as_string()); | |
| else | |
| charset=&pool.get_source_charset(); | |
| if(from) | |
| *from=0; | |
| if(to) | |
| *to=0; | |
| Mail_info mail_info={ | Mail_info mail_info={ |
| /*excluding*/ body_name, | charset, |
| &header | &result, |
| from, to | |
| }; | }; |
| hash->for_each(add_header_attribute, &mail_info); | letter_hash.for_each(add_header_attribute, &mail_info); |
| if(Value *body_element=static_cast<Value *>(letter_hash.get(*body_name))) { | |
| if(Hash *body_hash=body_element->get_hash(&method_name)) { | |
| // body parts.. | |
| // ..collect | |
| Mail_seq_item *seq=(Mail_seq_item *)pool.malloc(sizeof(Mail_seq_item)*body_hash->size()); | |
| Mail_seq_item *seq_ref=seq; body_hash->for_each(add_part, &seq_ref); | |
| // ..sort | |
| _qsort(seq, body_hash->size(), sizeof(Mail_seq_item), | |
| sort_cmp_string_double_value); | |
| bool multipart=body_hash->size()>1; | |
| // header | |
| char *boundary=0; | |
| if(multipart) { | |
| boundary=(char *)pool.malloc(MAX_NUMBER); | |
| snprintf(boundary, MAX_NUMBER-5/*lEvEl*/, "lEvEl%d", level); | |
| // multi-part | |
| result << "content-type: multipart/mixed; boundary=\"" << boundary << "\"\n"; | |
| result << "\n" | |
| "This is a multi-part message in MIME format."; | |
| } | |
| // ..insert in 'seq' order | |
| for(int i=0; i<body_hash->size(); i++) { | |
| if(multipart) { | |
| // intermediate boundary | |
| result << "\n--" << boundary << "\n"; | |
| } | |
| if(Hash *part_hash=seq[i].value->get_hash(&method_name)) | |
| if(seq[i].weight>=ATTACHMENT_WEIGHT) | |
| result << attach_hash_to_string(r, *seq[i].name, *part_hash); | |
| else | |
| result << letter_hash_to_string(r, method_name, *part_hash, | |
| level+1, 0, 0); | |
| else | |
| throw Exception(0, 0, | |
| seq[i].name, | |
| "part is not hash"); | |
| } | |
| // finish boundary | |
| if(multipart) { | |
| result << "\n--" << boundary << "--\n"; | |
| } | |
| } else { | |
| result << | |
| "\n"; // header|body separator | |
| const String& body=body_element->as_string(); | |
| const void *body_ptr=body.cstr(); // body | |
| size_t body_size=body.size(); // body | |
| const void *mail_ptr; | |
| size_t mail_size; | |
| Charset::transcode(pool, | |
| pool.get_source_charset(), body_ptr, body_size, | |
| *charset/*always set - either mail.charset or $request:charset*/, mail_ptr, mail_size); | |
| result.APPEND_CLEAN((const char*)mail_ptr, mail_size, 0, 0); | |
| } | |
| } else | |
| throw Exception(0, 0, | |
| &method_name, | |
| "has no $body"); | |
| r.write_assign_lang(*new(pool) VString(*mail_info.header)); | return result; |
| } | } |
| // initialize | static void sendmail(Request& r, const String& method_name, |
| void initialize_mail_class(Pool& pool, VStateless_class& vclass) { | const String& letter, |
| const String *from, const String *to) { | |
| Pool& pool=r.pool(); | |
| char *letter_cstr=letter.cstr(); | |
| Hash *mail_conf=static_cast<Hash *>(r.classes_conf.get(mail_class->name())); | |
| #ifdef _MSC_VER | |
| if(!from) | |
| throw Exception(0, 0, | |
| &method_name, | |
| "has no 'from' header specified"); | |
| if(!to) | |
| throw Exception(0, 0, | |
| &method_name, | |
| "has no 'to' header specified"); | |
| SMTP& smtp=*new(pool) SMTP(pool, method_name); | |
| Value *server_port; | |
| // $MAIN:MAIL.SMTP[mail.yourdomain.ru[:port]] | |
| if(mail_conf && | |
| (server_port=static_cast<Value *>(mail_conf->get( | |
| *new(pool) String(pool, "SMTP"))))) { | |
| char *server=server_port->as_string().cstr(); | |
| const char *port=rsplit(server, ':'); | |
| if(!port) | |
| port="25"; | |
| smtp.Send(server, port, letter_cstr, from->cstr(), to->cstr()); | |
| } else | |
| throw Exception(0, 0, | |
| &method_name, | |
| "$"MAIN_CLASS_NAME":"MAIL_NAME".SMTP not defined"); | |
| #else | |
| // unix | |
| // $MAIN:MAIL.sendmail["/usr/sbin/sendmail -t"] default | |
| // $MAIN:MAIL.sendmail["/usr/lib/sendmail -t"] default | |
| const String *sendmail_command; | |
| #ifdef PA_FORCED_SENDMAIL | |
| sendmail_command=PA_FORCED_SENDMAIL; | |
| #else | |
| const char *sendmailkey_cstr="sendmail"; | |
| if(mail_conf) { | |
| if(Value *sendmail_value=static_cast<Value *>(mail_conf->get(String(pool, sendmailkey_cstr)))) | |
| sendmail_command=&sendmail_value->as_string(); | |
| else | |
| throw Exception(0, 0, | |
| &method_name, | |
| "$"MAIN_CLASS_NAME":"MAIL_NAME".%s not defined", | |
| sendmailkey_cstr); | |
| } else { | |
| String *test=new(pool) String(pool, "/usr/sbin/sendmail"); | |
| if(!file_executable(*test)) | |
| test=new(pool) String(pool, "/usr/lib/sendmail"); | |
| test->APPEND_CONST(" -t"); | |
| sendmail_command=test; | |
| } | |
| #endif | |
| // we know sendmail_command here | |
| Array argv(pool); | |
| const String *file_spec; | |
| int after_file_spec=sendmail_command->pos(" ", 1); | |
| if(after_file_spec<=0) | |
| file_spec=sendmail_command; | |
| else { | |
| size_t pos_after=after_file_spec; | |
| file_spec=&sendmail_command->mid(0, pos_after++); | |
| sendmail_command->split(argv, &pos_after, " ", 1, String::UL_AS_IS); | |
| } | |
| if(!file_executable(*file_spec)) | |
| throw Exception(0, 0, | |
| file_spec, | |
| "is not executable." | |
| #ifdef PA_FORCED_SENDMAIL | |
| " Set $"MAIN_CLASS_NAME":"MAIL_NAME".%s with appropriate sendmail command", | |
| sendmailkey_cstr | |
| #else | |
| " Use configure key --with-sendmail=\"appropriate sendmail command\"" | |
| #endif | |
| ); | |
| String in(pool, letter_cstr); String out(pool); String err(pool); | |
| int exit_status=pa_exec( | |
| // forced_allow | |
| #ifdef PA_FORCED_SENDMAIL | |
| true | |
| #else | |
| false | |
| #endif | |
| *file_spec, | |
| 0/*default env*/, | |
| &argv, | |
| in, out, err); | |
| if(exit_status || err.size()) | |
| throw Exception(0, 0, | |
| &method_name, | |
| "'%s' reported problem: %s (%d)", | |
| file_spec->cstr(), | |
| err.size()?err.cstr():"UNKNOWN", | |
| exit_status); | |
| #endif | |
| } | |
| // methods | |
| static void _send(Request& r, const String& method_name, MethodParams *params) { | |
| Pool& pool=r.pool(); | |
| Value& vhash=params->as_no_junction(0, "message must not be code"); | |
| Hash *hash=vhash.get_hash(&method_name); | |
| if(!hash) | |
| throw Exception(0, 0, | |
| &method_name, | |
| "message must be hash"); | |
| const String *from, *to; | |
| const String& letter=letter_hash_to_string(r, method_name, *hash, 0, &from, &to); | |
| // r.write_assign_lang(*new(pool) VString(letter)); | |
| sendmail(r, method_name, letter, from, to); | |
| } | |
| // constructor & configurator | |
| MMail::MMail(Pool& apool) : Methoded(apool), | |
| mail_name(apool, MAIL_NAME), | |
| content_disposition_name(apool, CONTENT_DISPOSITION_NAME), | |
| content_disposition_filename_name(apool, CONTENT_DISPOSITION_FILENAME_NAME) | |
| { | |
| set_name(*NEW String(pool(), MAIL_CLASS_NAME)); | |
| // ^mail:send{hash} | // ^mail:send{hash} |
| vclass.add_native_method("send", Method::CT_STATIC, _send, 1, 1); | add_native_method("send", Method::CT_STATIC, _send, 1, 1); |
| } | |
| void MMail::configure_user(Request& r) { | |
| Pool& pool=r.pool(); | |
| // $MAIN:MAIL[$SMTP[mail.design.ru]] | |
| if(Value *mail_element=r.main_class->get_element(mail_name)) | |
| if(Hash *mail_conf=mail_element->get_hash(0)) | |
| r.classes_conf.put(name(), mail_conf); | |
| else | |
| throw Exception(0, 0, | |
| 0, | |
| "$" MAIL_CLASS_NAME ":" MAIL_NAME " is not hash"); | |
| } | |
| // creator | |
| Methoded *MMail_create(Pool& pool) { | |
| return mail_class=new(pool) MMail(pool); | |
| } | } |