📄 sent.cpp
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#include "sent.h"#include "webemail.h"#include "attachments.h"#include "delete.h"#include <vector>void dissent(){ passwd *info; FILE *mailstore; char filename[400]; char data[500]; int emailcount = 0; char from[101]; char subject[101]; from[0] = '\0'; subject[0] = '\0'; int end = 0; int onheader = 0; int lowercount = 0; //used so that the count is correct with hiden message. info=getpwnam(globaluser); if (info == NULL) { error("dissent(): Can't read user data"); return; } cout << "content-type: text/html" << endl; cout << "Pragma: No-Cache" << endl << endl; cout << "<html>" << endl; cout << "<head>" << endl; cout << "<title>Web E-Mail</title>" << endl; cout << "<meta http-equiv=\"expires\" content=\"0\">" << endl; cout << "</head>" << endl; cout << "<body text=\"#000000\" bgcolor=\"#FFFFFF\" "; cout << "link=\"#0000EF\" vlink=\"#0000EF\" alink=\"#FF0000\" "; cout << "background=/email/bg1sent.gif>"; cout << "<font size=\"+2\">Sent Mail Box</font><br>"; snprintf(filename, 400, "%s/.webmail/sent", info->pw_dir); mailstore = fopen(filename, "r"); if (mailstore == NULL) { //don't use error() here cout << "No sent mail."; return; } if (bothlock(mailstore, 'r')!=0) { cout << "Locking Error!!"; return; } cout << "<form action=\"" << EMAILPATH << "?sentmultidel\" "<<"method=\"post\">"; while (end == 0) { if (fgets(data, 499, mailstore) == NULL) { end = 1; } if (data[0] == '\n' || data[0] == '\r') { onheader=0; } if (strncasecmp(data, "From: ", 6)==0 && onheader) { strncpy(from, data, 99); from[100]='\0'; } if (strncasecmp(data, "Subject: ", 9)==0 && onheader) { strncpy(subject, data, 99); subject[100]='\0'; } if (strncmp(data, "From ", 5)==0 || end == 1) { onheader = 1; if (from[0] != '\0') { emailcount++; if (emailcount == 1 && strncasecmp(from, "From: Mail System Internal Data", 31) == 0) { lowercount = 1; } else { cout << "<img SRC=\"/email/old.jpeg\" ALT=\"(" << WEM_Old << ")\""; cout << "BORDER=0 height=14 width=20>" << endl; cout << " <input TYPE=\"checkbox\" NAME=\"m" << emailcount << "\"> " << endl; cout << "<a href=\"" << EMAILPATH << "?showsent=" << emailcount << "\" TARGET=_top>" << endl; escapeprint(from); cout << "</a>" << endl; if (subject != '\0') { cout << "<br> "; escapeprint(subject); cout << endl; } cout << " <a href=\"" << EMAILPATH << "?deletesent=" << emailcount << "\" TARGET=_top>"; cout << WEM_Delete << "</a><br><br>" << endl; } from[0] = '\0'; subject[0] = '\0'; } } } cout << "<Input TYPE=submit Value=\""; cout << WEM_Delete_checked_mail << "\"></form>" << endl; cout << "<font size=\"+2\">Sent Mail Box</font><br>"; cout << WEM_E_Mail_count << ": "; if (lowercount == 1) cout << (emailcount - 1); else cout << emailcount; cout << "<br>"; cout << "<a name=bottom></a>" << endl; cout << "</body>" << endl; cout << "</html>" << endl; bothunlock(mailstore); fclose(mailstore); return;}void showsent(){ char *env; int number; //email to read passwd *info; FILE *mailstore; char filename[400]; char data[500]; int count = 0; int offofheader = 0; //mail header int extenddata = 0; //multi line headers int domarkold = 1; int ismime = 0; //looks for mime header, only turns on for 1.0 int onmimeheader = 0; char answer[500]; char boundary[300]; boundary[0] = '-'; //sets up boundary boundary[1] = '-'; // " " " //attachment stuff int attachcount = 0; int dontdisplay = 0; char *attachname[100]; for (int loop = 0; loop < 100; loop++) { attachname[loop] = NULL; } if ((env = getenv("QUERY_STRING"))==NULL) { disjavascript("?menusent", "Sent mail deleted", "menu"); return; } number = atoi(env+9); info=getpwnam(globaluser); if (info == NULL) { error("showsent():Can't get user info"); return; } snprintf(filename, 400, "%s/.webmail/sent", info->pw_dir); mailstore = fopen(filename, "r"); if (mailstore == NULL) { error("showsent():ERROR while tring to read mail file"); return; } if (bothlock(mailstore, 'r')!=0) { fclose(mailstore); error("showsent():Error while locking mail file."); return; } cout << "content-type: text/HTML" << endl; cout << "Pragma: No-cache" << endl << endl; cout << "<html><head>" << endl; cout << "<title>Web E-Mail</title>" << endl; cout << "<META HTTP-EQUIV=\"expires\" content=\"0\">" << endl; cout << "</head>" << endl; cout << "<body text=\"#000000\" bgcolor=\"#FFFFFF\" "; cout << "link=\"#0000EF\" vlink=\"#0000EF\" alink=\"#FF0000\" background=/email/bg1sent.gif>" << endl; header("Sent Mail"); cout << "<table CELLSPACING=0 CELLPADDING=0 NOSAVE >" << endl; cout << "<tr NOSAVE><td NOSAVE>" << endl; cout << "<table CELLSPACING=0 CELLPADDING=0 WIDTH=\"100%\" NOSAVE >" << endl; cout << "<tr NOSAVE><td ALIGN=LEFT VALIGN=BOTTOM NOSAVE>" << endl; cout << "</td>" << endl; cout << "<td ALIGN=RIGHT VALIGN=BOTTOM NOSAVE>" << endl; cout << "<a href=\"" << EMAILPATH << "?deletesent=" << number << "\">" << WEM_Delete << "</a>"; cout << "</td></tr></table></td></tr>" << endl; cout << "<tr NOSAVE><td NOSAVE>" << endl; cout << "<form><textarea wrap=virtual cols=80 rows=20>" << endl; //display message while (fgets(data, 499, mailstore) != NULL) { if (strncmp(data, "From ", 5)==0) { count++; } if (count == number) { //tries to prevent js attacks distroytag(data, "</textarea"); if (data[0] == '\n') offofheader = 1; if (offofheader == 0) //in header { if (strncasecmp(data,"From: ", 6)==0 || strncasecmp(data, "To: ", 4) == 0 || strncasecmp(data, "Date: ", 6)==0 || strncasecmp(data, "cc: ", 4)==0 || strncasecmp(data, "Reply-To: ", 10)==0) { extenddata = 1; cout << data; } else if (strncasecmp(data, "Subject: ",9)==0) { extenddata = 1; cout << data; } else if (strncasecmp(data, "MIME-Version: 1.0",17)==0) { cout << data; ismime=1; } //else if (strncasecmp(data, " boundary=", 10) == 0 || //strncasecmp(data, "\tboundary=", 10) ==0) else if (finddata(data, "boundary=", answer) != NULL) { int o = 0; if (answer[0] == '"') o++; //checks for" strncpy(boundary+2, answer+o, 300); for (o = 0; o<299; o++) { if (boundary[o] == '\n' || boundary[o] == '"' || boundary[o] == '\r' || boundary[o] == '\0') { boundary[o] = '\0'; break; } } } else if (extenddata == 1 && strncasecmp(data, " ",8)==0) { cout << data; } else //turn off extenddata { extenddata = 0; } } else //out of header { //turns on message display. if (USEATTACHMENTS && ismime) { if (strncmp(data, boundary,strlen(boundary))==0) { onmimeheader = 1; dontdisplay = 0; //default on, in case there is no // content-type if (attachcount < 100) { attachcount++; attachname[attachcount] = new char[500]; //strncpy(attachname[attachcount], data, 499); snprintf(attachname[attachcount],499, " mime attachment %d", attachcount); attachname[attachcount][499] = '\0'; } } if (onmimeheader && ( finddata(data, "filename=", answer) != NULL)) { //is this safe??? //has memory been defined already??? strncpy(attachname[attachcount], " ", 499); strncpy(attachname[attachcount]+10, answer, 489); } if (onmimeheader && ( strncasecmp(data, "Content-Type: text/plain",24)==0 || strncasecmp(data, "Content-Type: message/delivery-status",37)==0 )) { //turn on display, or //really leave on dontdisplay = 0; } else if (onmimeheader && strncasecmp(data, "Content-Type: ", 14) == 0) { //unknown type, turn off display dontdisplay = 1; } else {} } else if (USEATTACHMENTS && !ismime) { if (strncasecmp(data, "end", 3) ==0) dontdisplay = 0; } else {} //displays message if (USEATTACHMENTS && dontdisplay == 0 && onmimeheader == 0) { cout << data;} //ok to display else if (USEATTACHMENTS) {} //not ok to display else { cout << data;} //not in attachment mode ok to dis //turns off message display if (USEATTACHMENTS && ismime) { if (onmimeheader && strncmp(data, "\n", 1) == 0) { onmimeheader = 0; } } else if (USEATTACHMENTS && !ismime) { if (strncmp(data, "begin ", 6)==0) { dontdisplay = 1; if (attachcount < 100) { attachcount++; cout << "Attached file removed from display." << endl; attachname[attachcount] = new char[500]; strncpy(attachname[attachcount], data, 499); attachname[attachcount][499] = '\0'; } } } else {} } // off header }//attach count == num } //while cout << "</textarea></form>" << endl; cout << "</td></tr></table>"; if (USEATTACHMENTS) { if (attachcount > 0) { cout << "<font size=\"+2\"><u>"; cout << WEM_Attachments << "</u></font><br>"; if (ismime) { attachcount--; //lower count because last break gets counted } for (int loop = 1; loop <= attachcount; loop++) { cout << "<a href=\"" << "./attachments/"; cout << cleanfilename(attachname[loop]+10); if (ismime) cout << "?mshowsentattach=" << number << "x"; else cout << "?showsentattach=" << number << "x"; cout << loop << "\">"; cout << attachname[loop]+10; cout << "</a><br>"; delete(attachname[loop]); } cout << "<br>"; } } tail(); bothunlock(mailstore); fclose(mailstore); cout << "</body></HTML>" << endl; return;}void deletesent(){ char *env; int mailnum; char mailbox[400]; passwd *info; if ((env = getenv("QUERY_STRING"))==NULL) { disjavascript("?menusent", "delete error", "menu"); return; } mailnum = atoi(env+11); info=getpwnam(globaluser); snprintf(mailbox, 400, "%s/.webmail/sent", info->pw_dir); deletemail(mailbox, mailnum); disjavascript("?menusent", "Sent mail deleted", "menu");}void multidelsent(){ char data; char number[10]; vector <int> todel; int i = 0; int mark = 0; int k =0; while (1) { data = fgetc(stdin); if (data == EOF) break; if (data == '=') { mark = 0; number[k] = '\0'; k = 0; //cout << atoi(number) << endl; todel.push_back(atoi(number)); } if (mark == 1) { number[k] = data; k++; } if (data == 'm') { mark=1; k=0; } } multideletemailsent(todel); return;}void multideletemailsent(vector<int>& todel){ passwd *info; FILE *data; FILE *tmp; char dataname[400]; char tmpname[400]; char buf[500]; int number = 0; int emailcount = 0; int delme = 0; info=getpwnam(globaluser); snprintf(dataname, 400, "%s/.webmail/sent", info->pw_dir); snprintf(tmpname, 400, "%s/.webmail/tmp", info->pw_dir); data = fopen(dataname, "r"); if (data == NULL) { error("multideletemailsent():Error opening data for read"); return; } if (bothlock(data, 'r')!=0) { fclose(data); error("multideletemailsent():Error locking data for read"); return; } tmp = fopen(tmpname, "w"); if (tmp == NULL) { error("multideletemailsent():error opening temp for write"); fclose(data); return; } if (bothlock(tmp, 'w')!=0) { fclose(data); fclose(tmp); error("multideletemailsent():Error locking tmp for write"); return; } while (fgets(buf, 499, data) != NULL) { fputs(buf, tmp); } bothunlock(data); fclose(data); bothunlock(tmp); fclose(tmp); //rename(dataname, tmpname); sync(); data = fopen(dataname, "w"); if (data == NULL) { error("multideletemailsent():Error opening data for write"); return; } if (bothlock(data, 'w')!=0) { fclose(data); error("multideletemailsent():Error locking data for write"); return; } tmp = fopen(tmpname, "r"); if (tmp == NULL) { error("multideletemailsent():error opening temp for read"); fclose(data); return; } if (bothlock(tmp, 'r')!=0) { fclose(data); fclose(tmp); error("multideletemailsent():Error locking temp for read"); return; } while (fgets(buf, 499, tmp) != NULL) { if (strncmp(buf, "From ", 5)==0) { emailcount++; delme = 0; for (int p = 0; p<todel.size();p++) { if (emailcount == todel[p]) { delme = 1; } } } if (delme == 0) { fputs(buf, data); } } bothunlock(tmp); fclose(tmp); bothunlock(data); fclose(data); remove(tmpname); sync(); disjavascript("?dissent#bottom", "Mail deleted", "mail list"); return;}void showsentattach(){ char *env; char *env2; int loop = 15; int attachnum; int mailnum; char mailbox[400]; passwd *info; if ((env = getenv("QUERY_STRING"))==NULL) { disjavascript("?menusent", "Attach display error", "menu"); return; } while (env[loop] != '\0') { if (env[loop] == 'x') { env[loop] = '\0'; env2=env+loop+1; } loop++; } attachnum = atoi(env2); mailnum = atoi(env+15); info=getpwnam(globaluser); snprintf(mailbox, 400, "%s/.webmail/sent", info->pw_dir); showattachment(mailbox, mailnum, attachnum); }void mshowsentattach(){ char *env; char *env2; int loop = 16; int attachnum; int mailnum; char mailbox[400]; passwd *info; if ((env = getenv("QUERY_STRING"))==NULL) { disjavascript("?menusaved", "Attach display error", "menu"); return; } while (env[loop] != '\0') { if (env[loop] == 'x') { env[loop] = '\0'; env2=env+loop+1; } loop++; } attachnum = atoi(env2); mailnum = atoi(env+16); info=getpwnam(globaluser); snprintf(mailbox, 400, "%s/.webmail/sent", info->pw_dir); mshowattachment(mailbox, mailnum, attachnum);}⌨️ 快捷键说明
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