164 lines
4.7 KiB
C
164 lines
4.7 KiB
C
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//Leency & SoUrcerer, LGPL
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void ParceMail()
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{
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dword line_off, new_buf;
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char tline[256];
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if ( mailpointer-mailbuffer>9 ) if ( (strncmp(mailpointer-5,"\r\n.\r\n",5)==0) || (strncmp(mailpointer-3,"\n.\n",3)==0) )
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{
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if (strstr(mailbuffer, "+OK")!=mailbuffer)
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{
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aim = GET_ANSWER_RETR;
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mailpointer = mailbuffer;
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debug("GET_ANSWER_RETR != +OK, retry GET_ANSWER_RETR");
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return;
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}
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aim=NULL;
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DSBYTE[mailpointer+1] = '\0';
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debug("Real letter size:");
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debugi(mailpointer - mailbuffer);
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if (strstri(mailbuffer, "quoted-printable")!=0)
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{
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debug ("getting qp");
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new_buf = malloc(mailpointer-mailbuffer);
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qp_decode stdcall (mailbuffer, new_buf, mailpointer-mailbuffer);
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if (EAX==-1) debug("Too small buffer to convert QUOTED-PRINTABLE");
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else
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{
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mailbuffer = free(mailbuffer);
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mailbuffer = new_buf;
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mailpointer = strlen(mailbuffer) + mailbuffer;
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}
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}
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debug ("getting list info");
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GetHeader(#from, "\nFrom:");
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GetHeader(#to, "\nTo:");
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GetHeader(#date, "\nDate:");
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GetHeader(#subj, "\nSubject:");
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mdata = strstr(mailbuffer, "\n\r") + 3;
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debug ("converting to dos");
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ConvertToDOS(mdata, mailbuffer);
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FromHTMLtoTXT();
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letter_view.first = letter_view.count = 0;
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line_off = mdata;
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while (line_off>1)
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{
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line_off = GetNextLine(line_off);
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letter_view.count++;
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}
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debug ("DrawMailBox()");
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DrawMailBox();
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}
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}
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void ConvertToDOS(dword inbuf, searchin)
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{
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dword dos_buf=0;
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if (use_iconv==1)
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{
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cur_charset = CH_CP866;
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if (strstri(searchin, "windows-1251")!=0) || (strstri(searchin, "windows1251")!=0)
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{ dos_buf = ChangeCharset("CP1251", "CP866", inbuf); cur_charset = CH_CP1251;}
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else if (strstri(searchin, "koi8-")!=0)
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{ dos_buf = ChangeCharset("KOI8-RU", "CP866", inbuf); cur_charset = CH_KOI8;}
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else if (strstri(searchin, "utf-8")!=0) || (strstri(searchin, "utf8")!=0)
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{ dos_buf = ChangeCharset("UTF-8", "CP866", inbuf); cur_charset = CH_UTF8;}
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else if (strstri(searchin, "iso8859-5")!=0) || (strstri(searchin, "iso-8859-5")!=0)
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{ dos_buf = ChangeCharset("ISO8859-5", "CP866", inbuf); cur_charset = CH_ISO8859_5;}
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else if (strstri(searchin, "windows-1252")!=0) || (strstri(searchin, "windows1252")!=0)
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{ dos_buf = ChangeCharset("CP1252", "CP866", inbuf); cur_charset = CH_CP1252;}
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}
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else
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{
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if (strstri(searchin, "windows-1251")!=0) wintodos( inbuf); else
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if (strstri(searchin, "koi8-")!=0) koitodos( inbuf); else
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if (strstri(searchin, "utf-8")!=0) utf8rutodos( inbuf);
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}
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}
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void FromHTMLtoTXT()
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{
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dword cur_chr, txt_buf_srt, txt_buf_end, is_tag=0;
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int i;
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if (strstri(mdata, "<html>")==0) && (strstri(mailbuffer, "text/html")==0) {debug("no html tags found"); return;}
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debug ("converting: html -> txt");
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cur_chr = mdata;
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txt_buf_srt = malloc(mailpointer - mailbuffer);
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txt_buf_end = txt_buf_srt;
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while (cur_chr < mailpointer)
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{
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if (DSBYTE[cur_chr]=='<') is_tag = 1;
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if (!is_tag)
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{
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DSBYTE[txt_buf_end] = DSBYTE[cur_chr];
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txt_buf_end++;
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_END:
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}
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if (DSBYTE[cur_chr]=='>') is_tag = NULL;
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cur_chr++;
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}
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DSBYTE[txt_buf_end] = '\0';
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strcpy(mdata, txt_buf_srt);
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mailpointer = strlen(mailbuffer) + mailbuffer; //тупо везде это ставить
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free(txt_buf_srt);
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}
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dword GetNextLine(dword start_offset)
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{
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dword off_n = strstr(start_offset, "\n") + 1, //разрыв строки
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off_w = letter_view.w / 6 - 2 + start_offset, //max длинна скроки
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off_m;
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off_m = off_w;
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if (off_n < off_w) return off_n;
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while (off_m > start_offset) //перенос по словам
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{
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if (DSBYTE[off_m]==' ') || (DSBYTE[off_m]=='\9') || (DSBYTE[off_m]=='-') return off_m;
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off_m--;
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}
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return off_w;
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}
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dword CopyBetweenOffsets(dword start, end) //do not forget to free(line) after use
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{
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dword line, new_line;
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if (end <= start) return 0;
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line = new_line = malloc(end - start + 3);
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while (end > start)
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{
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DSBYTE[new_line] = DSBYTE[start];
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start++;
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new_line++;
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}
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DSBYTE[new_line] = '\0';
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return line;
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}
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void GetHeader(dword workstr, searchstr)
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{
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char tmpbuf[512];
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dword Qoff;
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strcpyb(mailbuffer, workstr, searchstr, "\n");
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if (strstri(workstr, "?Q?"))
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{
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qp_decode stdcall (workstr, #tmpbuf, strlen(workstr));
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ConvertToDOS(#tmpbuf, workstr);
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strcpy(workstr, #tmpbuf);
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Qoff = strstri(workstr, "?Q?");
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strcpy(workstr, Qoff);
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}
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if (strstr(workstr, "?B?"))
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{
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base64_decode stdcall (strstri(workstr, "?B?"), #tmpbuf, strlen(workstr));
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ConvertToDOS(#tmpbuf, workstr);
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strcpy(workstr, #tmpbuf);
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}
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if (strlen(workstr)+10*6-Form.cwidth>0) { workstr=Form.cwidth/6+workstr-12; DSBYTE[workstr]='\0';}
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}
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