/*
* Wrap the text in the given store to the given width.
* A new store is created for the result.
*/
STORE_S *
wrap_store(STORE_S *in, int width)
{
STORE_S *result;
void *ws;
gf_io_t ipc,opc;
if(width<10)
width = 10;
result = so_get(CharStar, NULL, EDIT_ACCESS);
ws = gf_wrap_filter_opt(width, width, NULL, 0, 0);
gf_filter_init();
gf_link_filter(gf_wrap, ws);
gf_set_so_writec(&opc, result);
gf_set_so_readc(&ipc, in);
gf_pipe(ipc, opc);
gf_clear_so_readc(in);
gf_clear_so_writec(result);
return result;
}
int
rd_prompt_about_forged_remote_data(int reason, REMDATA_S *rd, char *extra)
{
char tmp[2000];
char *unknown = "<unknown>";
int rv = -1;
char *foldertype, *foldername, *special;
foldertype = (rd && rd->t.i.special_hdr && !strucmp(rd->t.i.special_hdr, REMOTE_ABOOK_SUBTYPE)) ? "address book" : (rd && rd->t.i.special_hdr && !strucmp(rd->t.i.special_hdr, REMOTE_PINERC_SUBTYPE)) ? "configuration" : "data";
foldername = (rd && rd->rn) ? rd->rn : unknown;
special = (rd && rd->t.i.special_hdr) ? rd->t.i.special_hdr : unknown;
dprint((1, "rd_check_out_forged_remote_data:\n"));
dprint((1, " reason=%d\n", reason));
dprint((1, " folder_type=%s\n", foldertype ? foldertype : "?"));
dprint((1, " remotename=%s\n\n", foldername ? foldername : "?"));
if(rd && rd->flags & USER_SAID_NO)
return rv;
if(reason == -2){
dprint((1, "The special header \"%s\" is missing from the last message in the folder.\nThis indicates that something is wrong.\nYou should probably answer \"No\"\nso that you don't use the corrupt data.\nThen you should investigate further.\n", special ? special : "?"));
}
else if(reason == -1){
dprint((1, "The last message in the folder contains \"Received\" headers.\nThis usually indicates that the message was put there by the mail\ndelivery system. Alpine does not add those Received headers.\nYou should probably answer \"No\" so that you don't use the corrupt data.\nThen you should investigate further.\n"));
}
else if(reason == 0){
dprint((1, "The special header \"%s\" in the last message\nin the folder has an unexpected value (%s)\nafter it. This could indicate that something is wrong.\nThis value should not normally be put there by Alpine.\nHowever, since there are no Received lines in the message we choose to\nbelieve that everything is ok and we will proceed.\n",
special ? special : "?", (extra && *extra) ? extra : "?"));
}
else if(reason == 1){
dprint((1, "The special header \"%s\" in the last message\nin the folder has an unexpected value (1)\nafter it. It appears that it may have been put there by an Pine\nwith a version number less than 4.50.\nSince there are no Received lines in the message we choose to believe that\nthe header was added by an old Pine and we will proceed.\n",
special ? special : "?"));
}
else if(reason > 1){
dprint((1, "The special header \"%s\" in the last message\nin the folder has an unexpected value (%s)\nafter it. This is the right sort of value that Alpine would normally put there,\nbut it doesn't match the value from the first message in the folder.\nThis may indicate that something is wrong.\nHowever, since there are no Received lines in the message we choose to\nbelieve that everything is ok and we will proceed.\n",
special ? special : "?", (extra && *extra) ? extra : "?"));
}
if(reason >= 0){
/*
* This check should not really be here. We have a cookie that
* has the wrong value so something is possibly wrong.
* But we are worried that old pines will put the bad value in
* there (which they will) and then the questions will bother
* users and mystify them. So we're just going to pretend the user
* said Yes in this case, and we'll try to fix the cookie.
* We still catch Received lines and use that or the complete absence
* of a special header as indicators of trouble.
*/
rd->flags |= USER_SAID_YES;
return(1);
}
if(ps_global->ttyo){
SCROLL_S sargs;
STORE_S *in_store, *out_store;
gf_io_t pc, gc;
HANDLE_S *handles = NULL;
int the_answer = 'n';
if(!(in_store = so_get(CharStar, NULL, EDIT_ACCESS)) ||
!(out_store = so_get(CharStar, NULL, EDIT_ACCESS)))
goto try_wantto;
/* TRANSLATORS: the first %s is the folder type, it may be address book or
configuration. The second %s is the folder name. Of course, the HTML
tags should be left as is. */
snprintf(tmp, sizeof(tmp), _("<HTML><P>The data in the remote %s folder<P><CENTER>%s</CENTER><P>looks suspicious. The reason for the suspicion is<P><CENTER>"),
foldertype, foldername);
tmp[sizeof(tmp)-1] = '\0';
so_puts(in_store, tmp);
if(reason == -2){
snprintf(tmp, sizeof(tmp), _("header \"%s\" is missing</CENTER><P>The special header \"%s\" is missing from the last message in the folder. This indicates that something is wrong. You should probably answer \"No\" so that you don't use the corrupt data. Then you should investigate further."),
special, special);
tmp[sizeof(tmp)-1] = '\0';
so_puts(in_store, tmp);
}
else if(reason == -1){
so_puts(in_store, _("\"Received\" headers detected</CENTER><P>The last message in the folder contains \"Received\" headers. This usually indicates that the message was put there by the mail delivery system. Alpine does not add those Received headers. You should probably answer \"No\" so that you don't use the corrupt data. Then you should investigate further."));
}
else if(reason == 0){
snprintf(tmp, sizeof(tmp), _("Unexpected value for header \"%s\"</CENTER><P>The special header \"%s\" in the last message in the folder has an unexpected value (%s) after it. This probably indicates that something is wrong. This value would not normally be put there by Alpine. You should probably answer \"No\" so that you don't use the corrupt data. Then you should investigate further."),
special, special, (extra && *extra) ? extra : "?");
tmp[sizeof(tmp)-1] = '\0';
so_puts(in_store, tmp);
}
else if(reason == 1){
snprintf(tmp, sizeof(tmp), _("Unexpected value for header \"%s\"</CENTER><P>The special header \"%s\" in the last message in the folder has an unexpected value (1) after it. It appears that it may have been put there by a Pine with a version number less than 4.50. If you believe that you have changed this data with an older Pine more recently than you've changed it with this version of Alpine, then you can probably safely answer \"Yes\". If you do not understand why this has happened, you should probably answer \"No\" so that you don't use the corrupt data. Then you should investigate further."),
special, special);
tmp[sizeof(tmp)-1] = '\0';
so_puts(in_store, tmp);
}
else if(reason > 1){
snprintf(tmp, sizeof(tmp), _("Unexpected value for header \"%s\"</CENTER><P>The special header \"%s\" in the last message in the folder has an unexpected value (%s) after it. This is the right sort of value that Alpine would normally put there, but it doesn't match the value from the first message in the folder. This may indicate that something is wrong. Unless you understand why this has happened, you should probably answer \"No\" so that you don't use the corrupt data. Then you should investigate further."),
special, special, (extra && *extra) ? extra : "?");
tmp[sizeof(tmp)-1] = '\0';
so_puts(in_store, tmp);
}
so_seek(in_store, 0L, 0);
init_handles(&handles);
gf_filter_init();
gf_link_filter(gf_html2plain,
gf_html2plain_opt(NULL,
ps_global->ttyo->screen_cols, non_messageview_margin(),
&handles, NULL, GFHP_LOCAL_HANDLES));
gf_set_so_readc(&gc, in_store);
gf_set_so_writec(&pc, out_store);
gf_pipe(gc, pc);
gf_clear_so_writec(out_store);
gf_clear_so_readc(in_store);
memset(&sargs, 0, sizeof(SCROLL_S));
sargs.text.handles = handles;
sargs.text.text = so_text(out_store);
sargs.text.src = CharStar;
sargs.bar.title = _("REMOTE DATA FORGERY WARNING");
sargs.proc.tool = rd_answer_forge_warning;
sargs.proc.data.p = (void *)&the_answer;
sargs.keys.menu = &forge_keymenu;
setbitmap(sargs.keys.bitmap);
scrolltool(&sargs);
if(the_answer == 'y'){
rv = 1;
rd->flags |= USER_SAID_YES;
}
else if(rd)
rd->flags |= USER_SAID_NO;
ps_global->mangled_screen = 1;
ps_global->painted_body_on_startup = 0;
ps_global->painted_footer_on_startup = 0;
so_give(&in_store);
so_give(&out_store);
free_handles(&handles);
}
else{
char *p = tmp;
snprintf(p, sizeof(tmp), _("\nThe data in the remote %s folder\n\n %s\n\nlooks suspicious. The reason for the suspicion is\n\n "),
foldertype, foldername);
tmp[sizeof(tmp)-1] = '\0';
p += strlen(p);
if(reason == -2){
snprintf(p, sizeof(tmp)-(p-tmp), _("header \"%s\" is missing\n\nThe special header \"%s\" is missing from the last message\nin the folder. This indicates that something is wrong.\nYou should probably answer \"No\" so that you don't use the corrupt data.\nThen you should investigate further.\n\n"),
special, special);
tmp[sizeof(tmp)-1] = '\0';
}
else if(reason == -1){
snprintf(p, sizeof(tmp)-(p-tmp), _("\"Received\" headers detected\n\nThe last message in the folder contains \"Received\" headers.\nThis usually indicates that the message was put there by the\nmail delivery system. Alpine does not add those Received headers.\nYou should probably answer \"No\" so that you don't use the corrupt data.\nThen you should investigate further.\n\n"));
tmp[sizeof(tmp)-1] = '\0';
}
else if(reason == 0){
snprintf(p, sizeof(tmp)-(p-tmp), _("Unexpected value for header \"%s\"\n\nThe special header \"%s\" in the last message in the folder\nhas an unexpected value (%s) after it. This probably\nindicates that something is wrong. This value would not normally be put\nthere by Alpine. You should probably answer \"No\" so that you don't use\nthe corrupt data. Then you should investigate further.\n\n"),
special, special, (extra && *extra) ? extra : "?");
tmp[sizeof(tmp)-1] = '\0';
}
else if(reason == 1){
snprintf(p, sizeof(tmp)-(p-tmp), _("Unexpected value for header \"%s\"\n\nThe special header \"%s\" in the last message in the folder\nhas an unexpected value (1) after it. It appears that it may have been\nput there by a Pine with a version number less than 4.50.\nIf you believe that you have changed this data with an older Pine more\nrecently than you've changed it with this version of Alpine, then you can\nprobably safely answer \"Yes\". If you do not understand why this has\nhappened, you should probably answer \"No\" so that you don't use the\ncorrupt data. Then you should investigate further.\n\n"),
special, special);
tmp[sizeof(tmp)-1] = '\0';
}
else if(reason > 1){
snprintf(p, sizeof(tmp)-(p-tmp), _("Unexpected value for header \"%s\"\n\nThe special header \"%s\" in the last message in the folder\nhas an unexpected\nvalue (%s) after it. This is\nthe right sort of value that Alpine would normally put there, but it\ndoesn't match the value from the first message in the folder. This may\nindicate that something is wrong. Unless you understand why this has happened,\nyou should probably answer \"No\" so that you don't use the\ncorrupt data. Then you should investigate further.\n\n"),
special, special, (extra && *extra) ? extra : "?");
tmp[sizeof(tmp)-1] = '\0';
}
try_wantto:
p += strlen(p);
snprintf(p, sizeof(tmp)-(p-tmp), _("Suspicious data in \"%s\": Continue anyway "),
(rd && rd->t.i.special_hdr) ? rd->t.i.special_hdr
: unknown);
tmp[sizeof(tmp)-1] = '\0';
if(want_to(tmp, 'n', 'x', NO_HELP, WT_NORM) == 'y'){
rv = 1;
rd->flags |= USER_SAID_YES;
}
else if(rd)
rd->flags |= USER_SAID_NO;
}
if(rv < 0)
q_status_message1(SM_ORDER, 1, 3, _("Can't open remote %s"),
(rd && rd->rn) ? rd->rn : "<noname>");
return(rv);
}
/*
* dfilter - pipe the data from the given storage object thru the
* global display filter and into whatever the putchar's
* function points to.
*
* Input is assumed to be UTF-8.
* That's converted to user's locale and passed to rawcmd.
* That's converted back to UTF-8 and passed through aux_filters.
*/
char *
dfilter(char *rawcmd, STORE_S *input_so, gf_io_t output_pc, FILTLIST_S *aux_filters)
{
char *status = NULL, *cmd, *resultf = NULL, *tmpfile = NULL;
int key = 0, silent = 0;
if((cmd = expand_filter_tokens(rawcmd,NULL,&tmpfile,&resultf,NULL,&key,NULL, &silent)) != NULL){
suspend_busy_cue();
#ifndef _WINDOWS
if(!silent){
ps_global->mangled_screen = 1;
ClearScreen();
}
fflush(stdout);
#endif
/*
* If it was requested that the interaction take place via
* a tmpfile, fill it with text from our input_so, and let
* system_pipe handle the rest. Session key and tmp file
* mode support additions based loosely on a patch
* supplied by Thomas Stroesslin <*****@*****.**>
*/
if(tmpfile){
PIPE_S *filter_pipe;
FILE *fp;
gf_io_t gc, pc;
STORE_S *tmpf_so;
/* write the tmp file */
so_seek(input_so, 0L, 0);
if((tmpf_so = so_get(FileStar, tmpfile, WRITE_ACCESS|OWNER_ONLY|WRITE_TO_LOCALE)) != NULL){
if(key){
so_puts(tmpf_so, filter_session_key());
so_puts(tmpf_so, NEWLINE);
}
/* copy input to tmp file */
gf_set_so_readc(&gc, input_so);
gf_set_so_writec(&pc, tmpf_so);
gf_filter_init();
status = gf_pipe(gc, pc);
gf_clear_so_readc(input_so);
gf_clear_so_writec(tmpf_so);
if(so_give(&tmpf_so) != 0 && status == NULL)
status = error_description(errno);
/* prepare the terminal in case the filter uses it */
if(status == NULL){
if((filter_pipe = open_system_pipe(cmd, NULL, NULL,
PIPE_USER | (silent ? PIPE_SILENT :
(F_ON(F_DISABLE_TERM_RESET_DISP, ps_global) ? 0 : PIPE_RESET)),
0, pipe_callback, NULL)) != NULL){
if(close_system_pipe(&filter_pipe, NULL, pipe_callback) == 0){
/* pull result out of tmp file */
if((fp = our_fopen(tmpfile, "rb")) != NULL){
gf_set_readc(&gc, fp, 0L, FileStar, READ_FROM_LOCALE);
gf_filter_init();
if(aux_filters)
for( ; aux_filters->filter; aux_filters++)
gf_link_filter(aux_filters->filter,
aux_filters->data);
status = gf_pipe(gc, output_pc);
fclose(fp);
}
else
status = "Can't read result of display filter";
}
else
status = "Filter command returned error.";
}
else
status = "Can't open pipe for display filter";
}
our_unlink(tmpfile);
}
else
status = "Can't open display filter tmp file";
}
else if((status = gf_filter(cmd, key ? filter_session_key() : NULL,
input_so, output_pc, aux_filters, silent,
F_ON(F_DISABLE_TERM_RESET_DISP, ps_global),
pipe_callback)) != NULL){
unsigned long ch;
fprintf(stdout,"\r\n%s Hit return to continue.", status);
fflush(stdout);
while((ch = read_char(300)) != ctrl('M') && ch != NO_OP_IDLE)
putchar(BELL);
}
if(resultf){
if(name_file_size(resultf) > 0L)
display_output_file(resultf, "Filter", NULL, DOF_BRIEF);
fs_give((void **)&resultf);
}
resume_busy_cue(0);
#ifndef _WINDOWS
if(!silent)
ClearScreen();
#endif
fs_give((void **)&cmd);
}
return(status);
}
