CN101668263B - System for receiving and dispatching mail based on short message platform of mobile phone and method for processing mail attachment - Google Patents
System for receiving and dispatching mail based on short message platform of mobile phone and method for processing mail attachment Download PDFInfo
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- CN101668263B CN101668263B CN2009100705923A CN200910070592A CN101668263B CN 101668263 B CN101668263 B CN 101668263B CN 2009100705923 A CN2009100705923 A CN 2009100705923A CN 200910070592 A CN200910070592 A CN 200910070592A CN 101668263 B CN101668263 B CN 101668263B
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Abstract
The invention discloses a system for receiving and dispatching a mail based on a short message platform of a mobile phone and a method for processing a mail attachment. The system comprises a plurality of mail servers, a short message gateway and multimedia message gateway of a plurality of operators, a service management layer, a database, a mail management layer and a short message management layer, wherein the mail management layer extracts E-mail information from the received mails, transmits the mail information to the short message management layer and performs mail text format processing and attachment content processing at the mail processing layer. In the invention, E-mail system, short message, multimedia message and wireless communication technology are integrated, the phone number and mail address are bonded, and mobile phones can be used for receiving and dispatching mails anytime anywhere so as to promote the development of wireless value-added service. The invention is adaptive to the mobile phones of any type on the market, i.e. the mobile phones or terminals with the function of short message, and provides a core system framework for realizing E-mail based on the wireless communication field (2G/3G/4G) for telecom operators to develop a value-added service.
Description
Technical field
The present invention relates to Internet technology Email system; Be particularly related to and utilize cell phone apparatus, especially low and middle-end mobile phone (GSM does not have GPRS, CDMA and do not have the 1X function of surfing the Net but the mobile phone of SMS is arranged and all Personal Handyphone Systems) is realized the value-added service technology of reception, transmission and the management of Email.
Background technology
At present, become in Email and the short message daily life current people's utilization rate the most general, the most cheap, the most directly, the most popular two kinds of means of communication.Though these two kinds of communication modes are very practical, in use also all have some shortcomings respectively.Short message is to be based upon SMS platform, and Email is to be based upon mail platform, does not have information interaction between the two.But, short message be more generally, more cheap, have more all-ages a kind of communication modes; Email must have computer terminal in the place that has Internet to insert, and has certain computer expertise could guarantee to use, and three scarce all can not reach the purpose of receiving and dispatching mail.How can consult and receive the thing of a difficulty really of sending mail whenever and wherever possible.The technology of utilizing mobile phone to receive Email is arranged in the prior art, be used to address the above problem.Utilize the mode that receives mail in the mobile phone to have several kinds in the prior art, for example, (one) high-end mobile phone, the software that mobile phone carries is sent and received e-mail, and this mode needs to be equipped with in the mobile phone relevant operating system and application software; (2) high-end mobile phone uses PushMail technology receiving and dispatching mail, and this mode needs the mobile phone terminal support, and monthly collects higher business customizing expense; (3) have the mobile phone of WAP function, use the WAP receiving and dispatching mail, WAP press flow charging at present, the price comparison costliness.Above-mentioned several kinds of modes must be that the middle and high end mobile phone needs the WAP function, and the mobile phone terminal of Personal Handyphone System and support SMS can't be used.
How in order to make all mobile phone terminal users; No matter be 2G user or 3G subscription; No matter be low-end mobile phone or smart mobile phone, no matter be to use external Operation Network also to be to use domestic carrier network, can be fast, convenient, cheap, easily, popular, all-ages realization business electronic mail receives and dispatches immediately; This technical problem to be solved by this invention just, and value and core concept place.
Summary of the invention
The present invention is intended to for overcoming above-mentioned prior art problem, and proposes a kind of system based on the handset short message platform receiving and dispatching mail, through the SMS platform of mobile phone terminal, utilizes the wireless data communication mode to realize the operation such as transmitting-receiving, reading, management of Email.
The present invention also provides a kind of processing method of Email attachment; Suffix name in the Attachment Name that utilization is received is judged file type, calls the application program of corresponding preparatory installation according to different file types; Open file, read file content; The content that never reads with file is preserved text message with the ASCII character form, is information such as video, audio frequency, image if pictorial information or annex are arranged in the file, and then preserving picture is jpeg format; The preservation audio frequency is a midi format, and preserving video is the MPEG-4 form.So, just can the annex of Email be untied, last, send to SMS platform or MMS gateway to formative data.
The present invention proposes a kind of system based on the handset short message platform receiving and dispatching mail; Use the transmitting-receiving of the SMS platform realization Email of portable terminal; This system comprises one or more mail servers, Short Message Service Gateway and MMS gateway; It is characterized in that this system also comprises SML, database, mail management layer and short message managing layer;
SML comprises: Registering modules is used for the registration of this service-user account; Binding module is used to be provided with Email address and cell-phone number and binds; Account module is used for checking, revising of account's essential information; Module is set, is used to be provided with mail action information; The operating result of SML writes database, and through Query Database, as know that relating to accounts information in the Query Result changes, and then notifies above-mentioned corresponding module to operate or parameter modification;
The mail management layer comprises: mail is monitored the sublayer, is used to monitor the mailbox account and receives new mail; Sublayer, safety command center is used for the account identity certification level that is provided with according to security module, sends new mail notice and ID authentication request and instructs the short message managing layer; The mail treatment sublayer is used for resolving and the format Mail Contents, is encapsulated as system message and encrypting messages data;
When receiving mail, the user passes through the Internet send Email to mail server; Mail is monitored sublayer monitoring mailbox account and is received new mail; Sublayer, safety command center is according to the account identity certification level that is provided with in the security module, sends new mail notice and ID authentication request and instructs the short message managing layer; The short message managing layer transmits new mail notice and ID authentication request is given SMS platform; SMS platform transmit a request to portable terminal with the form of note; Portable terminal sends the authentication password and confirms to reply SMS platform with mailing; SMS platform is transmitted the authentication password and is confirmed to reply the short message managing layer with mailing; The short message managing layer is transmitted the authentication password and is confirmed to reply sublayer, safety command center with mailing; Sublayer, safety command center Query Database is examined user identity, and successful then circular mail is monitored the sublayer and mailed, and any operation is not then done in failure; Mail is monitored this locality that mails, sublayer, and deposits an e-mail messages of collecting in the database in, forms daily record; At last, notice sublayer, safety command center new mail is collected; Sublayer, safety command center is assigned and is resolved E-mail instructions to the mail treatment sublayer; Resolve and the format Mail Contents mail treatment sublayer, is encapsulated as system message, the encrypting messages data; And notice sublayer, safety command center mail has been resolved and has been finished; Message data to the short message managing layer after encrypting is sent in sublayer, safety command center; The short message managing layer receives the message data that send sublayer, safety command center, and deciphering, obtains origination message; The short message managing layer sends data to SMS platform/MMS gateway; SMS platform/MMS gateway sends note to portable terminal;
When sending mail, the user is editing short message/multimedia message on portable terminal; Portable terminal sends information to SMS platform/MMS center; SMS platform/MMS gateway sends data to the short message managing layer according to interface specification; The short message managing layer is received data, and is packaged into system message, encrypts to forward the data to sublayer, safety command center; Sublayer, safety command center Query Database, whether the inquiry account has is sent the mail authority, sends E-mail instructions and monitors the sublayer to mail if having then to assign, and does not cross the border and instructs the short message managing layer if there is then sending permission; Mail is monitored the sublayer data decryption, obtains system message, obtains addressee, sender, mail matter topics and message body; Mail is monitored the sublayer and is sent mail to sender's mail server, and forms the daily record of transmission mail, log information warehouse-in; Sender's mail server is sent to the purpose mail server to mail;
The mail action information that is provided with in the SML sends to the mail management layer; The mail management layer extracts email message from the Email of collecting; Email message is sent to the short message managing layer, carries out the processing of message body format processing and attachment content at the mail treatment layer:
The message body format analysis processing comprises:
On the basis that keeps text format, remove unnecessary space or null;
The attachment content of mail is handled and is comprised:
Server at mail management layer place is installed corresponding application in advance;
Suffix name in the Attachment Name that utilization is received is judged file type;
Call corresponding application program according to different file types, open file, read file content, the content that never reads with file is preserved text message with the ASCII character form, and the text attachment content of this moment sends to mobile subscriber terminal with the form of note;
If it is multimedia messages that pictorial information or annex are arranged in the file, then save as corresponding multimedia type file, jpeg format.The preservation audio frequency is a midi format, and preserving video is the MPEG-4 form, and the annex of this multimedia type sends to mobile subscriber terminal with the form of multimedia message;
Data, forwarding data that the short message managing layer is used to receive the mail management layer arrive different SMS platforms, are used to simultaneously receive the data that SMS platform sends, and are encapsulated as email message, and are forwarded to the mail management layer.
Said SML also comprises security module, is used to realize that cycle, the authentication when receiving note, blacklist, white list, the mail virus killing of anti-rubbish mail rank, SMS notification is provided with, password is revised and the operation and the setting of logging off users.
SML adopts the B/S pattern graphical interfaces of J2EE technological development.
The mail management layer is disposed separately in different hardware platforms.
Said email message, message body and Email attachment carry out data encryption, are deciphered by the short message managing layer.
Said short message managing layer is disposed separately, adopts the C++ technology according to different SMS platforms/multimedia message platform gateway and its interface, interface protocol such as CMPP, SGIP, SMGP and CNGP.
The invention allows for a kind of processing method of Email attachment, carry out the processing of message body format processing and attachment content at the mail treatment layer: this method may further comprise the steps:
Server at mail management layer place is installed corresponding application in advance;
Suffix name in the Attachment Name that utilization is received is judged file type;
Call corresponding application program according to different file types, open file, read file content, the content that never reads with file is preserved text message with the ASCII character form, and the text attachment content sends to mobile subscriber terminal with the form of note;
If it is multimedia messages that pictorial information or annex are arranged in the file, then preserving picture is jpeg format.The preservation audio frequency is a midi format, and preserving video is the MPEG-4 form, and the annex of multimedia type sends to mobile subscriber terminal with the form of multimedia message.
Described text message is also preserved with (UTF-8 or ISO-8859-1) coding form.
Described text message is also preserved with (GIF, WAV, MP3 or H.263) multimedia type file.
The present invention has also taken into full account the difference of mobile phone terminal function and the difference of network, has shielded the difference of each type mobile phone terminal from the source, has designed unified mail transmission/reception management platform.This platform is based on the wireless application function of the e-mail system exploitation of cable network; Technology such as e-mail system, note, multimedia message have been merged; Utilize wireless communication technique; Bind phone number and email address, just can use mobile phone receiving and dispatching mail anytime anywhere, promote the development that the wireless value-added class is professional.This system adopts distributed computing technology in main frame, storage and network facet, builds up the architecture that is beneficial to expansion.All type of cell phone on the market that almost can support, like GSM mobile handset, CDMA mobile phone, Personal Handyphone System, 3G mobile, 4G terminal, every all cell phones or terminal that possesses SMS.Basic function comprises mobile phone and mailbox binding, and SMS notification is checked new mail, checks annex, sends mail (make a copy for, secretly send, transmit) etc.A kind of core system framework of realizing Email based on wireless communication field (2G/3G/4G) that the present invention proposes for telecom operators' developing value-added services, the realization Email is received and dispatched freely whenever and wherever possible.Improve the efficient of client's commercial affairs, increase the Operator Specific Service income.
Description of drawings
Fig. 1 is the structural representation of system based on the handset short message platform receiving and dispatching mail proposed by the invention;
Fig. 2 is the DFD of processing method of system and the Email attachment thereof of use SMS receiving and dispatching mail proposed by the invention.
Embodiment
Technological core of the present invention is, adopts the framework of layering in cell phone apparatus, to realize mail to note, and note is to the mutual forwarding of mail.Each layer can independent part be deployed on the different hardware platforms, utilizes network to realize the distributed software processing platform.As shown in Figure 1, be the structural representation of the system of use SMS receiving and dispatching mail of the present invention, wherein, and SML, the function that on this SML, will realize comprises: 1) Registering modules is used for the registration of this service-user account; 2) binding module is used for a plurality of Email address and a plurality of cell-phone number are bound; 3) account module is used for checking, revising of account's essential information; 4) module is set, is used to be provided with the operation informations such as mailbox that mail holding time, annex size, E-mail automatic replying, forwarding automatically, mail timed sending and acquiescence are sent; 5) security module is used to realize that cycle, the authentication when receiving note, blacklist, white list, mail virus killing setting, password modification and the logging off users etc. of anti-rubbish mail rank, SMS notification are operated and are provided with.The operating result of SML writes direct database perhaps through Query Database, in Query Result, relates to accounts information and changes, and then notifies above-mentioned corresponding module to operate or parameter modification.SML adopts the B/S pattern graphical interfaces of J2EE technological development.
The system of use SMS receiving and dispatching mail of the present invention comprises a plurality of mail servers, and Short Message Service Gateway, the MMS gateway of while and a plurality of operators are accomplished the mutual forwarding of mail to note, thereby realizes utilizing the function of short message receiving-transmitting Email.
(1) the sender of new mail, the people that makes a copy for, mail matter topics, Mail Contents, Attachment Name, mail size, send data such as mail time and send to mobile subscriber terminal with the line of note, write down account's mail dealing daily record simultaneously;
(2) native system receives the command information that mobile subscriber terminal is checked annex; Attachment content carry out textization; Can support multiple attachment format, like common condensed document rar, zip, pdf document, word document, excel document, PowerPoint document, various format picture, various audio format, various video format, HTML information etc., according to the form of file; The text data of extraction document; Use CMPP, SGIP, SMGP and CNGP agreement, send to mobile subscriber terminal to the e-mail messages of textization with the form of note, the information of picture, video, audio format sends to mobile subscriber terminal with the form of multimedia message.
(3) native system receives the command information of user terminal, according to the instruction process note data, is converted into Mail Contents to note, MMS content, utilizes smtp protocol, transmits, replys, operation such as transmission.
The present invention has realized that the SMS platform of Email receives, and replys if utilize SMS platform to carry out mail, is suitable for text and replys, if transmit, is applicable on the mobile phone that is forwarded to this function.
Operating result relevant with the operation of mail in the above-mentioned SML is sent to the mail management layer.The mail management layer can be disposed separately in different hardware platforms, uses the OO design principle of JAVA technology, and the account of each registration is an object, uses a thread to safeguard the life cycle of this object simultaneously.Corresponding each account's thread uses the mail server address of POP3, IMAP protocol listening mailbox correspondence, if the mail arrives mail server is arranged according to the SMS notification cycle that is provided with in the security module; According to the SMS notification authentication rank that is provided with in the security module; Determine whether carrying out earlier authentication and SMS notification, authenticating user identification is through after also affirmation is collected, and this locality directly mails; Extract mail transmitting time, sender, the people that makes a copy for, secretly make a gift to someone, theme, text, Attachment Name and attachment content etc.; As email message body portion (form such as table 2), then, add that email message head part (form such as table 1) forms a complete email message to them; Can encrypt at last, send to the short message managing layer.
The message body format is handled and the processing of attachment content is the emphasis of mail treatment layer.
The message body format analysis processing comprises: on the basis that keeps text format, remove unnecessary space or null, the weight reducing text message.For example; If textual data, the annex text data that extracts, Attachment Name, mail matter topics, the sender after the format, the summation of the make a copy for people and seven partial datas of secretly making a gift to someone surpass 700 bytes; 5 notes (each note 140 byte) can't be sent and finished; The bar number that at first can point out the user to receive the required note of whole mail is through the mail full content of redispatching after user's affirmation.The mail management layer is responsible for receiving the email message (form such as table 1 and table 2) that the short message managing layer sends simultaneously; If any data encryption; Need to obtain the addressee behind the data decryption, the make a copy for people and the address of secretly making a gift to someone; Remainder data is as message body, and the account gives tacit consent to mailbox as sender address, uses smtp protocol to send mail to mail server.The short message managing layer is disposed separately, adopts the C++ technology according to different SMS platform/MMS gateways and its interface, interface protocol such as CMPP, SGIP, SMGP and CNGP.The short message managing layer only is responsible for the deciphering and the forwarding of data; And the data, data decryption, the forwarding data that receive the mail management layer arrive different SMS platform/MMS gateways; Be responsible for receiving the data that SMS platform/MMS gateway sends simultaneously; Be encapsulated as the form (form such as table 1 and table 2) of email message, enciphered data, and be forwarded to the mail management layer.
The attachment content of mail is handled and comprised: the mail management layer will be supported polytype annex, must corresponding application be installed in advance at the server at mail management layer place.Suffix name in the Attachment Name that the utilization of mail management layer received is judged file type.Call corresponding application program according to different file types; Open file, read file content; The content that never reads with file is preserved text message (or with UTF-8 and ISO-8895-1 coded system preservation text data) with the ASCII character form; If it is information such as video, audio frequency, image that pictorial information or annex are arranged in the file; Then save as corresponding multimedia type file (then preserving picture is JPEG or GIF form, and the preservation audio frequency is MIDI, WAV or MP3 format, preserves video and be MPEG-4 or form H.263).
As shown in Figure 2, be the DFD of the system of use SMS receiving and dispatching mail of the present invention.The data flow that native system will be handled is mainly divided three parts: account management data flow, reception mail data stream, transmission mail data stream.
(1) account management
A. the user is through Internet visit register interface (on SML);
B. user's login account information;
C. user binding email address and phone number;
D. bind successfully, SML arrives database with the write operation result;
E. SML sends account's interpolation information to the mail management layer;
F. the mail management layer generates account object, and distributes a thread to monitor account e-mail messages;
(2) receive mail
A. the computer user sends mail through Internet;
B.Email is sent to mail server;
C. the mail in the mail management layer is monitored sublayer monitoring mailbox account and is received new mail;
D. the sublayer, safety command center in the mail management layer is according to the account identity certification level that is provided with in the security module, sends new mail notice and ID authentication request and instructs the short message managing layer;
E. short message managing layer forwarding new mail notice and ID authentication request are given SMS platform;
F. SMS platform transmit a request to portable terminal with the form of note;
G. portable terminal sends the authentication password and replys SMS platform with the affirmation that mails;
H. SMS platform is transmitted the authentication password and is replied the short message managing layer with the affirmation that mails;
I. the short message managing layer is transmitted the authentication password and is replied the sublayer, safety command center in the mail management layer with the affirmation that mails;
J. sublayer, safety command center Query Database is examined user identity, and successful then circular mail is monitored the sublayer and mailed, and any operation is not then done in failure;
K. mail is monitored this locality that mails, sublayer, and deposits an e-mail messages of collecting in the database in, forms daily record.At last, notice sublayer, safety command center new mail is collected;
L. sublayer, safety command center is assigned and is resolved E-mail instructions to the mail treatment sublayer;
M. resolve and the format Mail Contents mail treatment sublayer, is encapsulated as system message, the encrypting messages data.
And notice sublayer, safety command center mail has been resolved and has been finished;
N. message data to the short message managing layer after encrypting is sent in sublayer, safety command center;
O. the short message managing layer receives the message data that send sublayer, safety command center, and deciphering, obtains origination message;
P. the short message managing layer sends data to SMS platform/MMS gateway;
Q. SMS platform/MMS gateway sends note to portable terminal;
(3) send mail
A. user's editing short message/multimedia message on portable terminal;
B. portable terminal sends information to SMS platform/MMS center;
C. SMS platform/MMS gateway sends data to the short message managing layer according to interface specification;
D. the short message managing layer is received data, and is packaged into system message, encrypts to forward the data to sublayer, safety command center;
E. sublayer, safety command center Query Database, whether the inquiry account has the mail of transmission authority, sends E-mail instructions and monitors the sublayer to mail if having then to assign, and does not cross the border and instructs the short message managing layer if there is then sending permission;
F. mail is monitored the sublayer data decryption, obtains system message, obtains addressee, sender, mail matter topics and message body;
G. mail is monitored the sublayer and is sent mail to sender's mail server, and forms the daily record of transmission mail, log information warehouse-in;
H. sender's mail server is sent to the purpose mail server to mail;
The data format of table 1 system message head part:
| Indicate | Type | Describe |
| MsgSOH | 2bytes integer data | Message header indicates |
| MsgType | 2bytes integer data | This type of message |
| Seqnbr | 2bytes integer data | This message id numbering |
| Framenbr | 2bytes integer data | Comprise what Frames in this message altogether |
| Frameseq | 4bytes integer data | The numbering of this Frame |
| Reserved1 | 2bytes integer data | Reserved field |
| Reserved2 | 2bytes integer data | Reserved field |
| DataLength | 2bytes integer data | The message body partial-length is a unit with byte |
| Checksum | 2bytes integer data | Check code |
Table 2 system message body portion
| Indicate | Type | Describe |
| EmailDate | With 0 is the character string of end mark | The time that gets the mail |
| EmailFrom | With 0 is the character string of end mark | Sender address |
| EmailTo | With 0 is the character string of end mark | Address of the addressee |
| EmailCC | With 0 is the character string of end mark | The people address of making a copy for |
| EmailBCC | With 0 is the character string of end mark | The address of secretly making a gift to someone |
| EmailID | 4bytes integer data | Mail ID numbering |
| EmailSize | 4bytes integer data | The mail size is a unit with byte |
| EmailStatus | Unsigned character | Mail state |
| EmailSign | Unsigned character | The mail sign |
| EmailSubject | With 0 is the character string of end mark | Mail matter topics |
| EmailContent | With 0 is the character string of end mark | Mail Contents |
| AttachmentName | With 0 is the character string of end mark | Attachment Name |
| AttchmentContent | With 0 is the character string of end mark | Attachment content |
Claims (7)
1. system based on the handset short message platform receiving and dispatching mail; Use the transmitting-receiving of the SMS platform realization Email of portable terminal; This system comprises one or more mail servers, Short Message Service Gateway and MMS gateway; It is characterized in that this system also comprises SML, database, mail management layer and short message managing layer;
SML comprises: Registering modules is used for the registration of this service-user account; Binding module is used to be provided with Email address and cell-phone number and binds; Account module is used for checking, revising of account's essential information; Module is set, is used to be provided with mail action information; The operating result of SML writes database, and through Query Database, as know that relating to accounts information in the Query Result changes, and then notifies above-mentioned corresponding module to operate or parameter modification;
The mail management layer comprises: mail is monitored the sublayer, is used to monitor the mailbox account and receives new mail; Sublayer, safety command center is used for the account identity certification level that is provided with according to security module, sends new mail notice and ID authentication request and instructs the short message managing layer; The mail treatment sublayer is used for resolving and the format Mail Contents, is encapsulated as system message and encrypting messages data;
When receiving mail, the user passes through the Internet send Email to mail server; Mail is monitored sublayer monitoring mailbox account and is received new mail; The account identity certification level that is provided with in the security module of sublayer, safety command center according to SML is sent new mail notice and ID authentication request and is instructed the short message managing layer; The short message managing layer transmits new mail notice and ID authentication request is given SMS platform; SMS platform transmit a request to portable terminal with the form of note; Portable terminal sends the authentication password and confirms to reply SMS platform with mailing; SMS platform is transmitted the authentication password and is confirmed to reply the short message managing layer with mailing; The short message managing layer is transmitted the authentication password and is confirmed to reply sublayer, safety command center with mailing; Sublayer, safety command center Query Database is examined user identity, and successful then circular mail is monitored the sublayer and mailed, and any operation is not then done in failure; Mail is monitored this locality that mails, sublayer, and deposits an e-mail messages of collecting in the database in, forms daily record; At last, notice sublayer, safety command center new mail is collected; Sublayer, safety command center is assigned and is resolved E-mail instructions to the mail treatment sublayer; Resolve and the format Mail Contents mail treatment sublayer, is encapsulated as system message, the encrypting messages data; And notice sublayer, safety command center mail has been resolved and has been finished; Message data to the short message managing layer after encrypting is sent in sublayer, safety command center; The short message managing layer receives the message data that send sublayer, safety command center, and deciphering, obtains origination message; The short message managing layer sends data to SMS platform/MMS gateway; SMS platform/MMS gateway sends note to portable terminal;
When sending mail, the user is editing short message/multimedia message on portable terminal; Portable terminal sends information to SMS platform/MMS gateway; SMS platform/MMS gateway sends data to the short message managing layer according to interface specification; The short message managing layer is received data, and is packaged into system message, encrypts to forward the data to sublayer, safety command center; Sublayer, safety command center Query Database, whether the inquiry account has is sent the mail authority, sends E-mail instructions and monitors the sublayer to mail if having then to assign, and does not cross the border and instructs the short message managing layer if there is then sending permission; Mail is monitored the sublayer data decryption, obtains system message, obtains addressee, sender, mail matter topics and message body; Mail is monitored the sublayer and is sent mail to sender's mail server, and forms the daily record of transmission mail, log information warehouse-in; Sender's mail server is sent to the purpose mail server to mail;
The mail action information that is provided with in the SML sends to the mail management layer; The mail management layer extracts email message from the Email of collecting; Email message is sent to the short message managing layer, carries out the processing of message body format processing and attachment content at the mail treatment layer:
The message body format is handled and is comprised:
On the basis that keeps text format, remove unnecessary space or null;
The attachment content of mail is handled and is comprised:
Server at mail management layer place is installed corresponding application in advance;
Suffix name in the Attachment Name that utilization is received is judged file type;
Call corresponding application program according to different file types, open file, read file content, the content that never reads with file is preserved text message with the ASCII character form, and the text attachment content of this moment sends to mobile subscriber terminal with the form of note;
If it is multimedia messages that pictorial information or annex are arranged in the file; Then save as corresponding multimedia type file, the preservation picture is a jpeg format, and the preservation audio frequency is a midi format; Preserving video is the MPEG-4 form, and the annex of this multimedia type sends to mobile subscriber terminal with the form of multimedia message;
Data, forwarding data that the short message managing layer is used to receive the mail management layer arrive different SMS platforms, are used to simultaneously receive the data that SMS platform sends, and are encapsulated as email message, and are forwarded to the mail management layer.
2. the system based on the handset short message platform receiving and dispatching mail as claimed in claim 1; It is characterized in that; Said SML also comprises security module, is used to realize that cycle, the authentication when receiving note, blacklist, white list, the mail virus killing of anti-rubbish mail rank, SMS notification is provided with, password is revised and the operation and the setting of logging off users.
3. the system based on the handset short message platform receiving and dispatching mail as claimed in claim 1 is characterized in that, the mail management layer is disposed separately in different hardware platforms.
4. the system based on the handset short message platform receiving and dispatching mail as claimed in claim 1 is characterized in that said email message, message body and Email attachment carry out data encryption, is deciphered by the short message managing layer.
5. the system based on the handset short message platform receiving and dispatching mail as claimed in claim 1; It is characterized in that; Said short message managing layer is disposed separately, adopts the C++ technology according to different note/MMS gateways and gateway interface, interface protocol such as CMPP, SGIP, SMGP and CNGP.
6. the employed Email attachment processing method of the system based on the handset short message platform receiving and dispatching mail as claimed in claim 1 is characterized in that, described text message is also preserved with UTF-8 or ISO-8859-1 coding form.
7. the employed Email attachment processing method of the system based on the handset short message platform receiving and dispatching mail as claimed in claim 1 is characterized in that, described text message is also with GIF, WAV, MP3 or H.263 multimedia type file preservation.
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| CN2009100705923A CN101668263B (en) | 2009-09-25 | 2009-09-25 | System for receiving and dispatching mail based on short message platform of mobile phone and method for processing mail attachment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102404699B (en) * | 2010-09-15 | 2014-09-24 | 中国联合网络通信集团有限公司 | Method, device and system for safe communication of email based on cell phone mailbox |
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| CN101977225A (en) * | 2010-10-20 | 2011-02-16 | 中兴通讯股份有限公司 | SMTP (Simple Mail Transfer Protocol) protocol stack system and realization method thereof |
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| CN106850560A (en) * | 2016-12-26 | 2017-06-13 | 沈阳通用软件有限公司 | A kind of method that internet mail sends safely and audits |
| CN109698783A (en) * | 2017-10-24 | 2019-04-30 | 中国电信股份有限公司 | E-mail processing method and e-mail system |
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