2 * Copyright notice from original mutt:
3 * Copyright (C) 1996-2002 Michael R. Elkins <me@mutt.org>
5 * Parts were written/modified by:
6 * Nico Golde <nico@ngolde.de>
7 * Andreas Krennmair <ak@synflood.at>
9 * This file is part of mutt-ng, see http://www.muttng.org/.
10 * It's licensed under the GNU General Public License,
11 * please see the file GPL in the top level source directory.
14 #include <lib-lib/lib-lib.h>
15 #include <lib-crypt/crypt.h>
17 #include <lib-ui/curses.h>
18 #include <lib-ui/enter.h>
19 #include <lib-ui/menu.h>
20 #include <lib-ui/sidebar.h>
21 #include <lib-mx/mx.h>
29 #include "recvattach.h"
33 #include <imap/imap_private.h>
35 #define ISHEADER(x) ((x) == MT_COLOR_HEADER || (x) == MT_COLOR_HDEFAULT)
37 #define IsAttach(x) (x && (x)->bdy)
38 #define IsRecvAttach(x) (x && (x)->bdy && (x)->fp)
39 #define IsSendAttach(x) (x && (x)->bdy && !(x)->fp)
40 #define IsMsgAttach(x) (x && (x)->fp && (x)->bdy && (x)->bdy->hdr)
41 #define IsHeader(x) (x && (x)->hdr && !(x)->bdy)
42 #define SW (option(OPTMBOXPANE)?SidebarWidth:0)
44 /* hack to return to position when returning from index to same message */
45 static int TopLine = 0;
46 static HEADER *OldHdr = NULL;
48 #define CHECK_MODE(x) \
51 mutt_error _("Not available in this menu."); \
55 #define CHECK_READONLY \
56 if (Context->readonly) { \
58 mutt_error _("Mailbox is read-only."); \
62 #define CHECK_ATTACH \
63 if (option(OPTATTACHMSG)) { \
65 mutt_error _("Function not permitted in attach-message mode."); \
74 struct q_class_t *next, *prev;
75 struct q_class_t *down, *up;
90 struct syntax_t *syntax;
91 struct syntax_t *search;
92 struct q_class_t *quote;
95 #define ANSI_OFF (1<<0)
96 #define ANSI_BLINK (1<<1)
97 #define ANSI_BOLD (1<<2)
98 #define ANSI_UNDERLINE (1<<3)
99 #define ANSI_REVERSE (1<<4)
100 #define ANSI_COLOR (1<<5)
102 typedef struct _ansi_attr {
109 static short InHelp = 0;
111 #if defined (USE_SLANG_CURSES) || defined (HAVE_RESIZETERM)
112 static struct resize {
119 #define NumSigLines 4
121 static int check_sig(const char *s, struct line_t *info, int n)
125 while (n > 0 && count <= NumSigLines) {
126 if (info[n].type != MT_COLOR_SIGNATURE)
135 if (count > NumSigLines) {
136 /* check for a blank line */
145 resolve_color (struct line_t *lineInfo, int n, int cnt, int flags,
146 int special, ansi_attr * a)
148 int def_color; /* color without syntax hilight */
149 int color; /* final color */
150 static int last_color; /* last color set */
151 int search = 0, i, m;
154 last_color = -1; /* force attrset() */
156 if (lineInfo[n].continuation) {
157 if (!cnt && option (OPTMARKERS)) {
158 SETCOLOR (MT_COLOR_MARKERS);
160 last_color = ColorDefs[MT_COLOR_MARKERS];
162 m = (lineInfo[n].syntax)[0].first;
163 cnt += (lineInfo[n].syntax)[0].last;
168 if (!(flags & M_SHOWCOLOR))
169 def_color = ColorDefs[MT_COLOR_NORMAL];
170 else if (lineInfo[m].type == MT_COLOR_HEADER)
171 def_color = (lineInfo[m].syntax)[0].color;
173 def_color = ColorDefs[lineInfo[m].type];
175 if ((flags & M_SHOWCOLOR) && lineInfo[m].type == MT_COLOR_QUOTED) {
176 struct q_class_t *class = lineInfo[m].quote;
179 def_color = class->color;
181 while (class && class->length > cnt) {
182 def_color = class->color;
189 if (flags & M_SHOWCOLOR) {
190 for (i = 0; i < lineInfo[m].chunks; i++) {
191 /* we assume the chunks are sorted */
192 if (cnt > (lineInfo[m].syntax)[i].last)
194 if (cnt < (lineInfo[m].syntax)[i].first)
196 if (cnt != (lineInfo[m].syntax)[i].last) {
197 color = (lineInfo[m].syntax)[i].color;
200 /* don't break here, as cnt might be in the next chunk as well */
204 if (flags & M_SEARCH) {
205 for (i = 0; i < lineInfo[m].search_cnt; i++) {
206 if (cnt > (lineInfo[m].search)[i].last)
208 if (cnt < (lineInfo[m].search)[i].first)
210 if (cnt != (lineInfo[m].search)[i].last) {
211 color = ColorDefs[MT_COLOR_SEARCH];
218 /* handle "special" bold & underlined characters */
219 if (special || a->attr) {
220 if ((a->attr & ANSI_COLOR)) {
222 a->pair = mutt_alloc_color (a->fg, a->bg);
224 if (a->attr & ANSI_BOLD)
227 if ((special & A_BOLD) || (a->attr & ANSI_BOLD)) {
228 if (ColorDefs[MT_COLOR_BOLD] && !search)
229 color = ColorDefs[MT_COLOR_BOLD];
233 if ((special & A_UNDERLINE) || (a->attr & ANSI_UNDERLINE)) {
234 if (ColorDefs[MT_COLOR_UNDERLINE] && !search)
235 color = ColorDefs[MT_COLOR_UNDERLINE];
237 color ^= A_UNDERLINE;
239 else if (a->attr & ANSI_REVERSE) {
242 else if (a->attr & ANSI_BLINK) {
245 else if (a->attr & ANSI_OFF) {
250 if (color != last_color) {
256 static void append_line (struct line_t *lineInfo, int n, int cnt)
260 lineInfo[n + 1].type = lineInfo[n].type;
261 lineInfo[n + 1].syntax[0].color = lineInfo[n].syntax[0].color;
262 lineInfo[n + 1].continuation = 1;
264 /* find the real start of the line */
265 for (m = n; m >= 0; m--)
266 if (lineInfo[m].continuation == 0)
269 (lineInfo[n + 1].syntax)[0].first = m;
270 (lineInfo[n + 1].syntax)[0].last = (lineInfo[n].continuation) ?
271 cnt + (lineInfo[n].syntax)[0].last : cnt;
274 static void new_class_color (struct q_class_t *class, int *q_level)
276 class->index = (*q_level)++;
277 class->color = ColorQuote[class->index % ColorQuoteUsed];
281 shift_class_colors (struct q_class_t *QuoteList, struct q_class_t *new_class,
282 int lindex, int *q_level)
284 struct q_class_t *q_list;
287 new_class->index = -1;
290 if (q_list->index >= lindex) {
292 q_list->color = ColorQuote[q_list->index % ColorQuoteUsed];
295 q_list = q_list->down;
296 else if (q_list->next)
297 q_list = q_list->next;
299 while (!q_list->next) {
305 q_list = q_list->next;
309 new_class->index = lindex;
310 new_class->color = ColorQuote[lindex % ColorQuoteUsed];
314 static void cleanup_quote (struct q_class_t **QuoteList)
316 struct q_class_t *ptr;
319 if ((*QuoteList)->down)
320 cleanup_quote (&((*QuoteList)->down));
321 ptr = (*QuoteList)->next;
322 if ((*QuoteList)->prefix)
323 p_delete(&(*QuoteList)->prefix);
331 static struct q_class_t *classify_quote (struct q_class_t **QuoteList,
332 const char *qptr, int length,
333 int *force_redraw, int *q_level)
335 struct q_class_t *q_list = *QuoteList;
336 struct q_class_t *class = NULL, *tmp = NULL, *ptr, *save;
338 int offset, tail_lng;
341 if (ColorQuoteUsed <= 1) {
342 /* not much point in classifying quotes... */
344 if (*QuoteList == NULL) {
345 class = p_new(struct q_class_t, 1);
346 class->color = ColorQuote[0];
352 /* Did I mention how much I like emulating Lisp in C? */
354 /* classify quoting prefix */
356 if (length <= q_list->length) {
357 /* case 1: check the top level nodes */
359 if (m_strncmp(qptr, q_list->prefix, length) == 0) {
360 if (length == q_list->length)
361 return q_list; /* same prefix: return the current class */
363 /* found shorter prefix */
365 /* add a node above q_list */
366 tmp = p_new(struct q_class_t, 1);
367 tmp->prefix = p_dupstr(qptr, length);
368 tmp->length = length;
370 /* replace q_list by tmp in the top level list */
372 tmp->next = q_list->next;
373 q_list->next->prev = tmp;
376 tmp->prev = q_list->prev;
377 q_list->prev->next = tmp;
380 /* make q_list a child of tmp */
384 /* q_list has no siblings for now */
388 /* update the root if necessary */
389 if (q_list == *QuoteList)
392 lindex = q_list->index;
394 /* tmp should be the return class too */
397 /* next class to test; if tmp is a shorter prefix for another
398 * node, that node can only be in the top level list, so don't
399 * go down after this point
403 /* found another branch for which tmp is a shorter prefix */
405 /* save the next sibling for later */
408 /* unlink q_list from the top level list */
410 q_list->next->prev = q_list->prev;
412 q_list->prev->next = q_list->next;
414 /* at this point, we have a tmp->down; link q_list to it */
416 /* sibling order is important here, q_list should be linked last */
424 lindex = q_list->index;
426 /* next class to test; as above, we shouldn't go down */
430 /* we found a shorter prefix, so certain quotes have changed classes */
434 /* shorter, but not a substring of the current class: try next */
435 q_list = q_list->next;
439 /* case 2: try subclassing the current top level node */
441 /* tmp != NULL means we already found a shorter prefix at case 1 */
443 && m_strncmp(qptr, q_list->prefix, q_list->length) == 0) {
444 /* ok, it's a subclass somewhere on this branch */
447 offset = q_list->length;
449 q_list = q_list->down;
450 tail_lng = length - offset;
451 tail_qptr = (char *) qptr + offset;
454 if (length <= q_list->length) {
455 if (m_strncmp(tail_qptr, (q_list->prefix) + offset, tail_lng)
457 /* same prefix: return the current class */
458 if (length == q_list->length)
461 /* found shorter common prefix */
463 /* add a node above q_list */
464 tmp = p_new(struct q_class_t, 1);
465 tmp->prefix = p_dupstr(qptr, length);
466 tmp->length = length;
468 /* replace q_list by tmp */
470 tmp->next = q_list->next;
471 q_list->next->prev = tmp;
474 tmp->prev = q_list->prev;
475 q_list->prev->next = tmp;
478 /* make q_list a child of tmp */
480 tmp->up = q_list->up;
482 if (tmp->up->down == q_list)
485 /* q_list has no siblings */
489 lindex = q_list->index;
491 /* tmp should be the return class too */
494 /* next class to test */
497 /* found another branch for which tmp is a shorter prefix */
499 /* save the next sibling for later */
502 /* unlink q_list from the top level list */
504 q_list->next->prev = q_list->prev;
506 q_list->prev->next = q_list->next;
508 /* at this point, we have a tmp->down; link q_list to it */
517 lindex = q_list->index;
519 /* next class to test */
523 /* we found a shorter prefix, so we need a redraw */
527 q_list = q_list->next;
531 /* longer than the current prefix: try subclassing it */
533 && m_strncmp(tail_qptr, (q_list->prefix) + offset,
534 q_list->length - offset) == 0) {
535 /* still a subclass: go down one level */
537 offset = q_list->length;
539 q_list = q_list->down;
540 tail_lng = length - offset;
541 tail_qptr = (char *) qptr + offset;
545 /* nope, try the next prefix */
546 q_list = q_list->next;
552 /* still not found so far: add it as a sibling to the current node */
554 tmp = p_new(struct q_class_t, 1);
555 tmp->prefix = p_dupstr(qptr, length);
556 tmp->length = length;
559 tmp->next = ptr->down;
560 ptr->down->prev = tmp;
565 new_class_color (tmp, q_level);
570 shift_class_colors (*QuoteList, tmp, lindex, q_level);
575 /* nope, try the next prefix */
576 q_list = q_list->next;
583 /* not found so far: add it as a top level class */
584 class = p_new(struct q_class_t, 1);
585 class->prefix = p_dupstr(qptr, length);
586 class->length = length;
587 new_class_color (class, q_level);
590 class->next = *QuoteList;
591 (*QuoteList)->prev = class;
597 shift_class_colors (*QuoteList, tmp, lindex, q_level);
602 static int brailleLine = -1;
603 static int brailleCol = -1;
605 static int check_attachment_marker (char *);
608 resolve_types (char *buf, char *rawbuf, struct line_t *lineInfo, int n, int last,
609 struct q_class_t **QuoteList, int *q_level, int *force_redraw,
612 COLOR_LINE *color_line;
613 regmatch_t pmatch[1], smatch[1];
614 int found, offset, null_rx, i;
616 if (n == 0 || ISHEADER (lineInfo[n - 1].type)) {
617 if (buf[0] == '\n') {
618 lineInfo[n].type = MT_COLOR_NORMAL;
619 getyx(stdscr, brailleLine, brailleCol);
621 else if (n > 0 && (buf[0] == ' ' || buf[0] == '\t')) {
622 lineInfo[n].type = lineInfo[n - 1].type; /* wrapped line */
623 (lineInfo[n].syntax)[0].color = (lineInfo[n - 1].syntax)[0].color;
625 lineInfo[n].type = MT_COLOR_HDEFAULT;
626 color_line = ColorHdrList;
628 if (REGEXEC (&color_line->rx, buf) == 0) {
629 lineInfo[n].type = MT_COLOR_HEADER;
630 lineInfo[n].syntax[0].color = color_line->pair;
633 color_line = color_line->next;
637 else if (m_strncmp("\033[0m", rawbuf, 4) == 0) /* a little hack... */
638 lineInfo[n].type = MT_COLOR_NORMAL;
639 else if (check_attachment_marker ((char *) rawbuf) == 0)
640 lineInfo[n].type = MT_COLOR_ATTACHMENT;
641 else if (m_strcmp("-- \n", buf) == 0
642 || m_strcmp("-- \r\n", buf) == 0) {
645 lineInfo[n].type = MT_COLOR_SIGNATURE;
646 while (i < last && check_sig(buf, lineInfo, i - 1) == 0 &&
647 (lineInfo[i].type == MT_COLOR_NORMAL ||
648 lineInfo[i].type == MT_COLOR_QUOTED ||
649 lineInfo[i].type == MT_COLOR_HEADER)) {
651 if (lineInfo[i].chunks) {
652 lineInfo[i].chunks = 0;
653 p_realloc(&(lineInfo[n].syntax), 1);
655 lineInfo[i++].type = MT_COLOR_SIGNATURE;
658 else if (check_sig(buf, lineInfo, n - 1) == 0)
659 lineInfo[n].type = MT_COLOR_SIGNATURE;
660 else if (regexec ((regex_t *) QuoteRegexp.rx, buf, 1, pmatch, 0) == 0) {
661 if (regexec ((regex_t *) Smileys.rx, buf, 1, smatch, 0) == 0) {
662 if (smatch[0].rm_so > 0) {
665 /* hack to avoid making an extra copy of buf */
666 c = buf[smatch[0].rm_so];
667 buf[smatch[0].rm_so] = 0;
669 if (regexec ((regex_t *) QuoteRegexp.rx, buf, 1, pmatch, 0) == 0) {
670 if (q_classify && lineInfo[n].quote == NULL)
671 lineInfo[n].quote = classify_quote (QuoteList,
672 buf + pmatch[0].rm_so,
674 pmatch[0].rm_so, force_redraw,
676 lineInfo[n].type = MT_COLOR_QUOTED;
678 lineInfo[n].type = MT_COLOR_NORMAL;
681 buf[smatch[0].rm_so] = c;
683 lineInfo[n].type = MT_COLOR_NORMAL;
686 if (q_classify && lineInfo[n].quote == NULL)
687 lineInfo[n].quote = classify_quote (QuoteList, buf + pmatch[0].rm_so,
688 pmatch[0].rm_eo - pmatch[0].rm_so,
689 force_redraw, q_level);
690 lineInfo[n].type = MT_COLOR_QUOTED;
693 lineInfo[n].type = MT_COLOR_NORMAL;
697 if (lineInfo[n].type == MT_COLOR_NORMAL ||
698 lineInfo[n].type == MT_COLOR_QUOTED) {
702 lineInfo[n].chunks = 0;
709 color_line = ColorBodyList;
711 if (regexec (&color_line->rx, buf + offset, 1, pmatch,
712 (offset ? REG_NOTBOL : 0)) == 0) {
713 if (pmatch[0].rm_eo != pmatch[0].rm_so) {
715 if (++(lineInfo[n].chunks) > 1)
716 p_realloc(&(lineInfo[n].syntax), lineInfo[n].chunks);
718 i = lineInfo[n].chunks - 1;
719 pmatch[0].rm_so += offset;
720 pmatch[0].rm_eo += offset;
722 pmatch[0].rm_so < (lineInfo[n].syntax)[i].first ||
723 (pmatch[0].rm_so == (lineInfo[n].syntax)[i].first &&
724 pmatch[0].rm_eo > (lineInfo[n].syntax)[i].last)) {
725 (lineInfo[n].syntax)[i].color = color_line->pair;
726 (lineInfo[n].syntax)[i].first = pmatch[0].rm_so;
727 (lineInfo[n].syntax)[i].last = pmatch[0].rm_eo;
732 null_rx = 1; /* empty regexp; don't add it, but keep looking */
735 color_line = color_line->next;
739 offset++; /* avoid degenerate cases */
741 offset = lineInfo[n].syntax[i].last;
742 } while (found || null_rx);
746 static int is_ansi(unsigned char *buf)
748 while (isdigit(*buf) || *buf == ';')
750 return (*buf == 'm');
753 static int check_attachment_marker(char *p)
755 char *q = AttachmentMarker;
757 for (; *p == *q && *q && *p && *q != '\a' && *p != '\a'; p++, q++);
758 return (int)(*p - *q);
761 static int grok_ansi (unsigned char *buf, int pos, ansi_attr * a)
765 while (isdigit (buf[x]) || buf[x] == ';')
768 /* Character Attributes */
769 if (option (OPTALLOWANSI) && a != NULL && buf[x] == 'm') {
772 mutt_free_color (a->fg, a->bg);
779 if (buf[pos] == '1' && (pos + 1 == x || buf[pos + 1] == ';')) {
780 a->attr |= ANSI_BOLD;
783 else if (buf[pos] == '4' && (pos + 1 == x || buf[pos + 1] == ';')) {
784 a->attr |= ANSI_UNDERLINE;
787 else if (buf[pos] == '5' && (pos + 1 == x || buf[pos + 1] == ';')) {
788 a->attr |= ANSI_BLINK;
791 else if (buf[pos] == '7' && (pos + 1 == x || buf[pos + 1] == ';')) {
792 a->attr |= ANSI_REVERSE;
795 else if (buf[pos] == '0' && (pos + 1 == x || buf[pos + 1] == ';')) {
800 else if (buf[pos] == '3' && isdigit (buf[pos + 1])) {
802 mutt_free_color (a->fg, a->bg);
804 a->attr |= ANSI_COLOR;
805 if (buf[pos + 1] != '9')
806 a->fg = buf[pos + 1] - '0';
809 else if (buf[pos] == '4' && isdigit (buf[pos + 1])) {
811 mutt_free_color (a->fg, a->bg);
813 a->attr |= ANSI_COLOR;
814 if (buf[pos + 1] != '9')
815 a->bg = buf[pos + 1] - '0';
818 while (pos < x && buf[pos] != ';')
828 /* trim tail of buf so that it contains complete multibyte characters */
829 static int trim_incomplete_mbyte(unsigned char *buf, size_t len) {
833 p_clear(&mbstate, 1);
834 for (; len > 0; buf += k, len -= k) {
835 k = mbrtowc (NULL, (char *) buf, len, &mbstate);
838 if (k == -1 || k == 0)
847 fill_buffer (FILE * f, off_t *last_pos, off_t offset, unsigned char *buf,
848 unsigned char *fmt, ssize_t blen, int *buf_ready)
851 static int b_read = 0;
853 if (*buf_ready == 0) {
855 if (offset != *last_pos)
856 fseeko (f, offset, 0);
857 if (fgets ((char *) buf, blen - 1, f) == NULL) {
861 *last_pos = ftello (f);
862 b_read = (int) (*last_pos - offset);
865 /* incomplete mbyte characters trigger a segfault in regex processing for
866 * certain versions of glibc. Trim them if necessary. */
867 if (b_read == blen - 2)
868 b_read -= trim_incomplete_mbyte(buf, b_read);
870 /* copy "buf" to "fmt", but without bold and underline controls */
873 if (*p == '\010' && (p > buf)) {
874 if (*(p + 1) == '_') /* underline */
876 else if (*(p + 1)) { /* bold or overstrike */
877 *(fmt - 1) = *(p + 1);
883 else if (*p == '\033' && *(p + 1) == '[' && is_ansi (p + 2)) {
884 while (*p++ != 'm') /* skip ANSI sequence */
887 else if (*p == '\033' && *(p + 1) == ']'
888 && check_attachment_marker ((char *) p) == 0) {
889 while (*p++ != '\a') /* skip pseudo-ANSI sequence */
901 #include <nntp/nntp.h>
904 static int format_line (struct line_t **lineInfo, int n, unsigned char *buf,
905 int flags, ansi_attr * pa, int cnt,
906 int *pspace, int *pvch, int *pcol, int *pspecial)
908 int space = -1; /* index of the last space or TAB */
909 int col = option (OPTMARKERS) ? (*lineInfo)[n].continuation : 0;
910 int ch, vch, k, last_special = -1, special = 0, t;
914 int wrap_cols = COLS;
916 if (!(flags & (M_SHOWFLAT)))
917 wrap_cols -= WrapMargin;
923 /* FIXME: this should come from lineInfo */
924 p_clear(&mbstate, 1);
926 for (ch = 0, vch = 0; ch < cnt; ch += k, vch += k) {
927 /* Handle ANSI sequences */
928 while (cnt - ch >= 2 && buf[ch] == '\033' && buf[ch + 1] == '[' &&
929 is_ansi (buf + ch + 2))
930 ch = grok_ansi (buf, ch + 2, pa) + 1;
932 while (cnt - ch >= 2 && buf[ch] == '\033' && buf[ch + 1] == ']' &&
933 check_attachment_marker ((char *) buf + ch) == 0) {
934 while (buf[ch++] != '\a')
939 /* is anything left to do? */
943 k = mbrtowc (&wc, (char *) buf + ch, cnt - ch, &mbstate);
944 if (k == -2 || k == -1) {
945 if (col + 4 > wrap_cols)
949 printw ("\\%03o", buf[ch]);
956 /* Handle backspace */
963 while ((wc1 = 0, mbstate1 = mbstate,
965 k + mbrtowc (&wc1, (char *) buf + ch + k, cnt - ch - k,
966 &mbstate1), k1 - k > 0 && wc1 == '\b')
968 mbrtowc (&wc1, (char *) buf + ch + k1, cnt - ch - k1,
969 &mbstate1), k2 > 0 && iswprint(wc1))) {
971 special |= (wc == '_' && special & A_UNDERLINE)
972 ? A_UNDERLINE : A_BOLD;
974 else if (wc == '_' || wc1 == '_') {
975 special |= A_UNDERLINE;
976 wc = (wc1 == '_') ? wc : wc1;
978 /* special = 0; / * overstrike: nothing to do! */
988 ((flags & (M_SHOWCOLOR | M_SEARCH | M_PAGER_MARKER)) ||
989 special || last_special || pa->attr)) {
990 resolve_color (*lineInfo, n, vch, flags, special, pa);
991 last_special = special;
998 if (col + t > wrap_cols)
1004 else if (wc == '\n')
1006 else if (wc == '\t') {
1012 for (; col < t; col++)
1017 else if (wc < 0x20 || wc == 0x7f) {
1018 if (col + 2 > wrap_cols)
1022 printw ("^%c", ('@' + wc) & 0x7f);
1024 else if (wc < 0x100) {
1025 if (col + 4 > wrap_cols)
1029 printw ("\\%03o", wc);
1031 if (col + 1 > wrap_cols)
1035 addch (CharsetReplacement);
1041 *pspecial = special;
1047 * flags M_SHOWFLAT, show characters (used for displaying help)
1048 * M_SHOWCOLOR, show characters in color
1049 * otherwise don't show characters
1050 * M_HIDE, don't show quoted text
1051 * M_SEARCH, resolve search patterns
1052 * M_TYPES, compute line's type
1053 * M_PAGER_NSKIP, keeps leading whitespace
1054 * M_PAGER_MARKER, eventually show markers
1057 * -1 EOF was reached
1058 * 0 normal exit, line was not displayed
1059 * >0 normal exit, line was displayed
1062 display_line (FILE * f, off_t *last_pos, struct line_t **lineInfo, int n,
1063 int *last, int *max, int flags, struct q_class_t **QuoteList,
1064 int *q_level, int *force_redraw, regex_t * SearchRE)
1066 unsigned char buf[LONG_STRING], fmt[LONG_STRING];
1067 unsigned char *buf_ptr = buf;
1068 int ch, vch, col, cnt, b_read;
1069 int buf_ready = 0, change_last = 0;
1074 ansi_attr a = { 0, 0, 0, -1 };
1075 regmatch_t pmatch[1];
1082 if (*last == *max) {
1083 p_realloc(lineInfo, *max += LINES);
1084 for (ch = *last; ch < *max; ch++) {
1085 p_clear(&(*lineInfo)[ch], 1);
1086 (*lineInfo)[ch].type = -1;
1087 (*lineInfo)[ch].search_cnt = -1;
1088 (*lineInfo)[ch].syntax = p_new(struct syntax_t, 1);
1089 ((*lineInfo)[ch].syntax)[0].first = ((*lineInfo)[ch].syntax)[0].last =
1094 /* only do color hiliting if we are viewing a message */
1095 if (flags & (M_SHOWCOLOR | M_TYPES)) {
1096 if ((*lineInfo)[n].type == -1) {
1097 /* determine the line class */
1099 (f, last_pos, (*lineInfo)[n].offset, buf, fmt, sizeof (buf),
1106 resolve_types ((char *) fmt, (char *) buf, *lineInfo, n, *last,
1107 QuoteList, q_level, force_redraw, flags & M_SHOWCOLOR);
1109 /* avoid race condition for continuation lines when scrolling up */
1111 m < *last && (*lineInfo)[m].offset && (*lineInfo)[m].continuation;
1113 (*lineInfo)[m].type = (*lineInfo)[n].type;
1116 /* this also prevents searching through the hidden lines */
1117 if ((flags & M_HIDE) && (*lineInfo)[n].type == MT_COLOR_QUOTED)
1118 flags = 0; /* M_NOSHOW */
1121 /* At this point, (*lineInfo[n]).quote may still be undefined. We
1122 * don't want to compute it every time M_TYPES is set, since this
1123 * would slow down the "bottom" function unacceptably. A compromise
1124 * solution is hence to call regexec() again, just to find out the
1125 * length of the quote prefix.
1127 if ((flags & M_SHOWCOLOR) && !(*lineInfo)[n].continuation &&
1128 (*lineInfo)[n].type == MT_COLOR_QUOTED && (*lineInfo)[n].quote == NULL)
1131 (f, last_pos, (*lineInfo)[n].offset, buf, fmt, sizeof (buf),
1137 regexec ((regex_t *) QuoteRegexp.rx, (char *) fmt, 1, pmatch, 0);
1138 (*lineInfo)[n].quote = classify_quote (QuoteList,
1139 (char *) fmt + pmatch[0].rm_so,
1140 pmatch[0].rm_eo - pmatch[0].rm_so,
1141 force_redraw, q_level);
1144 if ((flags & M_SEARCH) && !(*lineInfo)[n].continuation
1145 && (*lineInfo)[n].search_cnt == -1) {
1147 (f, last_pos, (*lineInfo)[n].offset, buf, fmt, sizeof (buf),
1155 (*lineInfo)[n].search_cnt = 0;
1157 (SearchRE, (char *) fmt + offset, 1, pmatch,
1158 (offset ? REG_NOTBOL : 0)) == 0) {
1159 if (++((*lineInfo)[n].search_cnt) > 1)
1160 p_realloc(&(*lineInfo)[n].search, (*lineInfo)[n].search_cnt);
1162 (*lineInfo)[n].search = p_new(struct syntax_t, 1);
1163 pmatch[0].rm_so += offset;
1164 pmatch[0].rm_eo += offset;
1165 ((*lineInfo)[n].search)[(*lineInfo)[n].search_cnt - 1].first =
1167 ((*lineInfo)[n].search)[(*lineInfo)[n].search_cnt - 1].last =
1170 if (pmatch[0].rm_eo == pmatch[0].rm_so)
1171 offset++; /* avoid degenerate cases */
1173 offset = pmatch[0].rm_eo;
1179 if (!(flags & M_SHOW) && (*lineInfo)[n + 1].offset > 0) {
1180 /* we've already scanned this line, so just exit */
1183 if ((flags & M_SHOWCOLOR) && *force_redraw && (*lineInfo)[n + 1].offset > 0) {
1184 /* no need to try to display this line... */
1185 return (1); /* fake display */
1188 if ((b_read = fill_buffer (f, last_pos, (*lineInfo)[n].offset, buf, fmt,
1189 sizeof (buf), &buf_ready)) < 0) {
1195 /* now chose a good place to break the line */
1196 cnt = format_line(lineInfo, n, buf, flags, 0, b_read, &ch, &vch, &col,
1198 buf_ptr = buf + cnt;
1200 /* move the break point only if smart_wrap is set */
1201 if (option (OPTWRAP)) {
1203 if (ch != -1 && buf[cnt] != ' ' && buf[cnt] != '\t' && buf[cnt] != '\n'
1204 && buf[cnt] != '\r') {
1206 /* skip trailing blanks */
1207 while (ch && (buf[ch] == ' ' || buf[ch] == '\t' || buf[ch] == '\r'))
1209 /* a very long word with leading spaces causes infinite wrapping */
1210 if ((!ch) && (flags & M_PAGER_NSKIP))
1211 buf_ptr = buf + cnt;
1215 buf_ptr = buf + cnt; /* a very long word... */
1218 if (!(flags & M_PAGER_NSKIP))
1219 /* skip leading blanks on the next line too */
1220 while (*buf_ptr == ' ' || *buf_ptr == '\t')
1224 if (*buf_ptr == '\r')
1226 if (*buf_ptr == '\n')
1229 if ((int) (buf_ptr - buf) < b_read && !(*lineInfo)[n + 1].continuation)
1230 append_line (*lineInfo, n, (int) (buf_ptr - buf));
1231 (*lineInfo)[n + 1].offset = (*lineInfo)[n].offset + (long) (buf_ptr - buf);
1233 /* if we don't need to display the line we are done */
1234 if (!(flags & M_SHOW))
1237 /* display the line */
1238 format_line (lineInfo, n, buf, flags, &a, cnt, &ch, &vch, &col, &special);
1240 /* avoid a bug in ncurses... */
1241 #ifndef USE_SLANG_CURSES
1243 SETCOLOR (MT_COLOR_NORMAL);
1248 /* end the last color pattern (needed by S-Lang) */
1249 if (special || (col != COLS && (flags & (M_SHOWCOLOR | M_SEARCH))))
1250 resolve_color (*lineInfo, n, vch, flags, 0, &a);
1253 * Fill the blank space at the end of the line with the prevailing color.
1254 * ncurses does an implicit clrtoeol() when you do addch('\n') so we have
1255 * to make sure to reset the color *after* that
1257 if (flags & M_SHOWCOLOR) {
1258 m = ((*lineInfo)[n].continuation) ? ((*lineInfo)[n].syntax)[0].first : n;
1259 if ((*lineInfo)[m].type == MT_COLOR_HEADER)
1260 def_color = ((*lineInfo)[m].syntax)[0].color;
1262 def_color = ColorDefs[(*lineInfo)[m].type];
1264 attrset (def_color);
1266 bkgdset (def_color | ' ');
1270 /* ncurses always wraps lines when you get to the right side of the
1271 * screen, but S-Lang seems to only wrap if the next character is *not*
1274 #ifndef USE_SLANG_CURSES
1280 * reset the color back to normal. This *must* come after the
1281 * addch('\n'), otherwise the color for this line will not be
1282 * filled to the right margin.
1284 if (flags & M_SHOWCOLOR) {
1285 SETCOLOR (MT_COLOR_NORMAL);
1286 BKGDSET (MT_COLOR_NORMAL);
1289 /* build a return code */
1290 if (!(flags & M_SHOW))
1296 static int upNLines (int nlines, struct line_t *info, int cur, int hiding)
1298 while (cur > 0 && nlines > 0) {
1300 if (!hiding || info[cur].type != MT_COLOR_QUOTED)
1307 static struct mapping_t PagerHelp[] = {
1308 {N_("Exit"), OP_EXIT},
1309 {N_("PrevPg"), OP_PREV_PAGE},
1310 {N_("NextPg"), OP_NEXT_PAGE},
1313 static struct mapping_t PagerHelpExtra[] = {
1314 {N_("View Attachm."), OP_VIEW_ATTACHMENTS},
1315 {N_("Del"), OP_DELETE},
1316 {N_("Reply"), OP_REPLY},
1317 {N_("Next"), OP_MAIN_NEXT_UNDELETED},
1322 static struct mapping_t PagerNewsHelpExtra[] = {
1323 {N_("Post"), OP_POST},
1324 {N_("Followup"), OP_FOLLOWUP},
1325 {N_("Del"), OP_DELETE},
1326 {N_("Next"), OP_MAIN_NEXT_UNDELETED},
1332 /* This pager is actually not so simple as it once was. It now operates in
1333 two modes: one for viewing messages and the other for viewing help. These
1334 can be distinguished by whether or not ``hdr'' is NULL. The ``hdr'' arg
1335 is there so that we can do operations on the current message without the
1336 need to pop back out to the main-menu. */
1338 mutt_pager (const char *banner, const char *fname, int flags, pager_t * extra)
1340 static char searchbuf[STRING];
1341 char buffer[LONG_STRING];
1342 char helpstr[STRING * 2];
1343 char tmphelp[STRING * 2];
1344 int maxLine, lastLine = 0;
1345 struct line_t *lineInfo;
1346 struct q_class_t *QuoteList = NULL;
1347 int i, j, ch = 0, rc = -1, hideQuoted = 0, q_level = 0, force_redraw = 0;
1348 int lines = 0, curline = 0, topline = 0, oldtopline = 0, err, first = 1;
1350 int redraw = REDRAW_FULL;
1352 off_t last_pos = 0, last_offset = 0;
1353 int old_smart_wrap, old_markers;
1356 int SearchCompiled = 0, SearchFlag = 0, SearchBack = 0;
1357 int has_types = (IsHeader (extra) || (flags & M_SHOWCOLOR)) ? M_TYPES : 0; /* main message or rfc822 attachment */
1359 int bodyoffset = 1; /* offset of first line of real text */
1360 int statusoffset = 0; /* offset for the status bar */
1361 int helpoffset = LINES - 2; /* offset for the help bar. */
1362 int bodylen = LINES - 2 - bodyoffset; /* length of displayable area */
1364 MUTTMENU *pager_index = NULL; /* the Pager Index (PI) */
1365 int indexoffset = 0; /* offset for the PI */
1366 int indexlen = PagerIndexLines; /* indexlen not always == PIL */
1367 int indicator = indexlen / 3; /* the indicator line of the PI */
1368 int old_PagerIndexLines; /* some people want to resize it
1369 * while inside the pager... */
1375 if (!(flags & M_SHOWCOLOR))
1376 flags |= M_SHOWFLAT;
1378 if ((fp = fopen (fname, "r")) == NULL) {
1379 mutt_perror (fname);
1383 if (stat (fname, &sb) != 0) {
1384 mutt_perror (fname);
1390 /* Initialize variables */
1392 if (IsHeader (extra) && !extra->hdr->read) {
1393 Context->msgnotreadyet = extra->hdr->msgno;
1394 mutt_set_flag (Context, extra->hdr, M_READ, 1);
1397 lineInfo = p_new(struct line_t, maxLine = LINES);
1398 for (i = 0; i < maxLine; i++) {
1399 p_clear(&lineInfo[i], 1);
1400 lineInfo[i].type = -1;
1401 lineInfo[i].search_cnt = -1;
1402 lineInfo[i].syntax = p_new(struct syntax_t, 1);
1403 (lineInfo[i].syntax)[0].first = (lineInfo[i].syntax)[0].last = -1;
1406 mutt_compile_help (helpstr, sizeof(helpstr), MENU_PAGER, PagerHelp);
1407 if (IsHeader (extra)) {
1408 m_strcpy(tmphelp, sizeof(tmphelp), helpstr);
1409 mutt_compile_help (buffer, sizeof(buffer), MENU_PAGER,
1412 && (Context->magic == M_NNTP)) ? PagerNewsHelpExtra :
1415 snprintf (helpstr, sizeof (helpstr), "%s %s", tmphelp, buffer);
1418 m_strcpy(tmphelp, sizeof(tmphelp), helpstr);
1419 mutt_make_help (buffer, sizeof(buffer), _("Help"), MENU_PAGER, OP_HELP);
1420 snprintf (helpstr, sizeof(helpstr), "%s %s", tmphelp, buffer);
1427 if (redraw & REDRAW_FULL) {
1428 SETCOLOR (MT_COLOR_NORMAL);
1429 /* clear() doesn't optimize screen redraws */
1433 if (IsHeader (extra) && Context->vcount + 1 < PagerIndexLines)
1434 indexlen = Context->vcount + 1;
1436 indexlen = PagerIndexLines;
1438 indicator = indexlen / 3;
1440 if (option (OPTSTATUSONTOP)) {
1442 statusoffset = IsHeader (extra) ? indexlen : 0;
1443 bodyoffset = statusoffset + 1;
1444 helpoffset = LINES - 2;
1445 bodylen = helpoffset - bodyoffset;
1446 if (!option (OPTHELP))
1451 statusoffset = LINES - 2;
1452 if (!option (OPTHELP))
1454 bodyoffset = indexoffset + (IsHeader (extra) ? indexlen : 0);
1455 bodylen = statusoffset - bodyoffset;
1458 if (option (OPTHELP)) {
1459 SETCOLOR (MT_COLOR_STATUS);
1460 move (helpoffset, SW);
1461 mutt_paddstr (COLS-SW, helpstr);
1462 SETCOLOR (MT_COLOR_NORMAL);
1465 #if defined (USE_SLANG_CURSES) || defined (HAVE_RESIZETERM)
1466 if (Resize != NULL) {
1467 if ((SearchCompiled = Resize->SearchCompiled)) {
1469 (&SearchRE, searchbuf, REG_NEWLINE | mutt_which_case (searchbuf));
1470 SearchFlag = M_SEARCH;
1471 SearchBack = Resize->SearchBack;
1473 lines = Resize->line;
1474 redraw |= REDRAW_SIGWINCH;
1480 if (IsHeader (extra) && PagerIndexLines) {
1481 if (pager_index == NULL) {
1482 /* only allocate the space if/when we need the index.
1483 Initialise the menu as per the main index */
1484 pager_index = mutt_new_menu ();
1485 pager_index->menu = MENU_MAIN;
1486 pager_index->make_entry = index_make_entry;
1487 pager_index->color = index_color;
1488 pager_index->max = Context->vcount;
1489 pager_index->current = extra->hdr->virtual;
1492 SETCOLOR (MT_COLOR_NORMAL);
1493 pager_index->offset = indexoffset + (option (OPTSTATUSONTOP) ? 1 : 0);
1495 pager_index->pagelen = indexlen - 1;
1497 /* some fudge to work out where abouts the indicator should go */
1498 if (pager_index->current - indicator < 0)
1499 pager_index->top = 0;
1500 else if (pager_index->max - pager_index->current < pager_index->pagelen - indicator)
1501 pager_index->top = pager_index->max - pager_index->pagelen;
1503 pager_index->top = pager_index->current - indicator;
1505 menu_redraw_index (pager_index);
1508 redraw |= REDRAW_BODY | REDRAW_INDEX | REDRAW_STATUS;
1512 if (redraw & REDRAW_SIGWINCH) {
1515 while (display_line (fp, &last_pos, &lineInfo, ++i, &lastLine, &maxLine,
1516 has_types | SearchFlag, &QuoteList, &q_level,
1517 &force_redraw, &SearchRE) == 0) {
1518 if (!lineInfo[i].continuation && ++j == lines) {
1523 redraw |= REDRAW_SIDEBAR;
1527 if ((redraw & REDRAW_BODY) || topline != oldtopline) {
1529 move (bodyoffset, SW);
1530 curline = oldtopline = topline;
1534 while (lines < bodylen && lineInfo[curline].offset <= sb.st_size - 1) {
1535 if (display_line (fp, &last_pos, &lineInfo, curline, &lastLine,
1537 (flags & M_DISPLAYFLAGS) | hideQuoted |
1538 SearchFlag, &QuoteList, &q_level, &force_redraw,
1542 move (lines + bodyoffset, SW);
1543 redraw |= REDRAW_SIDEBAR;
1545 last_offset = lineInfo[curline].offset;
1546 } while (force_redraw);
1548 SETCOLOR (MT_COLOR_TILDE);
1549 BKGDSET (MT_COLOR_TILDE);
1550 while (lines < bodylen) {
1552 if (option (OPTTILDE))
1556 move (lines + bodyoffset, SW);
1558 /* We are going to update the pager status bar, so it isn't
1559 * necessary to reset to normal color now. */
1561 redraw |= REDRAW_STATUS; /* need to update the % seen */
1564 if (redraw & REDRAW_STATUS) {
1565 /* print out the pager status bar */
1566 SETCOLOR (MT_COLOR_STATUS);
1567 BKGDSET (MT_COLOR_STATUS);
1568 CLEARLINE_WIN (statusoffset);
1569 if (IsHeader (extra)) {
1570 size_t l1 = (COLS - 9) * MB_LEN_MAX;
1571 size_t l2 = sizeof (buffer);
1573 _mutt_make_string (buffer, l1 < l2 ? l1 : l2, NONULL (PagerFmt),
1574 Context, extra->hdr, M_FORMAT_MAKEPRINT);
1576 else if (IsMsgAttach (extra)) {
1577 size_t l1 = (COLS - 9) * MB_LEN_MAX;
1578 size_t l2 = sizeof (buffer);
1580 _mutt_make_string (buffer, l1 < l2 ? l1 : l2, NONULL (PagerFmt),
1581 Context, extra->bdy->hdr, M_FORMAT_MAKEPRINT);
1583 move(statusoffset,SW);
1584 mutt_paddstr (COLS - 10 - SW, IsHeader (extra) ||
1585 IsMsgAttach (extra) ? buffer : banner);
1588 if (last_pos < sb.st_size - 1)
1589 printw ("%d%%)", (int) (100 * last_offset / sb.st_size));
1591 addstr (topline == 0 ? "all)" : "end)");
1592 BKGDSET (MT_COLOR_NORMAL);
1593 SETCOLOR (MT_COLOR_NORMAL);
1596 if (redraw & REDRAW_SIDEBAR)
1599 if ((redraw & REDRAW_INDEX) && pager_index) {
1600 /* redraw the pager_index indicator, because the
1601 * flags for this message might have changed. */
1602 menu_redraw_current (pager_index);
1604 /* print out the pager_index status bar */
1605 menu_status_line (buffer, sizeof (buffer), pager_index, NONULL (Status));
1606 move (indexoffset + (option (OPTSTATUSONTOP) ? 0 : (indexlen - 1)), SW);
1607 SETCOLOR (MT_COLOR_STATUS);
1608 BKGDSET (MT_COLOR_STATUS);
1609 mutt_paddstr (COLS-SW, buffer);
1610 SETCOLOR (MT_COLOR_NORMAL);
1611 BKGDSET (MT_COLOR_NORMAL);
1613 /* if we're not using the index, update every time */
1619 if (option(OPTBRAILLEFRIENDLY)) {
1620 if (brailleLine!=-1) {
1621 move(brailleLine+1, 0);
1625 move (statusoffset, COLS-1);
1628 if (IsHeader (extra) && OldHdr == extra->hdr && TopLine != topline
1629 && lineInfo[curline].offset < sb.st_size-1) {
1630 if (TopLine - topline > lines)
1639 ch = km_dokey (MENU_PAGER);
1641 mutt_clear_error ();
1648 #if defined (USE_SLANG_CURSES) || defined (HAVE_RESIZETERM)
1649 else if (SigWinch) {
1650 mutt_resize_screen ();
1652 /* Store current position. */
1654 for (i = 0; i <= topline; i++)
1655 if (!lineInfo[i].continuation)
1658 if (flags & M_PAGER_RETWINCH) {
1659 Resize = p_new(struct resize, 1);
1661 Resize->line = lines;
1662 Resize->SearchCompiled = SearchCompiled;
1663 Resize->SearchBack = SearchBack;
1666 rc = OP_REFORMAT_WINCH;
1668 for (i = 0; i < maxLine; i++) {
1669 lineInfo[i].offset = 0;
1670 lineInfo[i].type = -1;
1671 lineInfo[i].continuation = 0;
1672 lineInfo[i].chunks = 0;
1673 lineInfo[i].search_cnt = -1;
1674 lineInfo[i].quote = NULL;
1676 p_realloc(&lineInfo[i].syntax, 1);
1677 if (SearchCompiled && lineInfo[i].search)
1678 p_delete(&(lineInfo[i].search));
1684 redraw = REDRAW_FULL | REDRAW_SIGWINCH;
1689 clearok (stdscr, TRUE); /*force complete redraw */
1693 else if (ch == -1) {
1707 if (lineInfo[curline].offset < sb.st_size - 1) {
1708 topline = upNLines (PagerContext, lineInfo, curline, hideQuoted);
1710 else if (option (OPTPAGERSTOP)) {
1711 /* emulate "less -q" and don't go on to the next message. */
1712 mutt_error _("Bottom of message is shown.");
1714 /* end of the current message, so display the next message. */
1715 rc = OP_MAIN_NEXT_UNDELETED;
1723 upNLines (bodylen - PagerContext, lineInfo, topline, hideQuoted);
1726 mutt_error _("Top of message is shown.");
1730 if (lineInfo[curline].offset < sb.st_size - 1) {
1733 while (lineInfo[topline].type == MT_COLOR_QUOTED &&
1739 mutt_error _("Bottom of message is shown.");
1744 topline = upNLines (1, lineInfo, topline, hideQuoted);
1746 mutt_error _("Top of message is shown.");
1753 mutt_error _("Top of message is shown.");
1758 topline = upNLines (bodylen / 2, lineInfo, topline, hideQuoted);
1760 mutt_error _("Top of message is shown.");
1764 if (lineInfo[curline].offset < sb.st_size - 1) {
1765 topline = upNLines (bodylen / 2, lineInfo, curline, hideQuoted);
1767 else if (option (OPTPAGERSTOP)) {
1768 /* emulate "less -q" and don't go on to the next message. */
1769 mutt_error _("Bottom of message is shown.");
1771 /* end of the current message, so display the next message. */
1772 rc = OP_MAIN_NEXT_UNDELETED;
1777 case OP_SEARCH_NEXT:
1778 case OP_SEARCH_OPPOSITE:
1779 if (SearchCompiled) {
1781 if ((!SearchBack && ch == OP_SEARCH_NEXT) ||
1782 (SearchBack && ch == OP_SEARCH_OPPOSITE)) {
1783 /* searching forward */
1784 for (i = topline + 1; i < lastLine; i++) {
1785 if ((!hideQuoted || lineInfo[i].type != MT_COLOR_QUOTED) &&
1786 !lineInfo[i].continuation && lineInfo[i].search_cnt > 0)
1793 mutt_error _("Not found.");
1796 /* searching backward */
1797 for (i = topline - 1; i >= 0; i--) {
1798 if ((!hideQuoted || (has_types &&
1799 lineInfo[i].type != MT_COLOR_QUOTED)) &&
1800 !lineInfo[i].continuation && lineInfo[i].search_cnt > 0)
1807 mutt_error _("Not found.");
1810 if (lineInfo[topline].search_cnt > 0)
1811 SearchFlag = M_SEARCH;
1815 /* no previous search pattern, so fall through to search */
1818 case OP_SEARCH_REVERSE:
1819 m_strcpy(buffer, sizeof(buffer), searchbuf);
1820 if (mutt_get_field ((SearchBack ? _("Reverse search: ") :
1821 _("Search: ")), buffer, sizeof (buffer),
1825 if (!m_strcmp (buffer, searchbuf)) {
1826 if (SearchCompiled) {
1827 /* do an implicit search-next */
1828 if (ch == OP_SEARCH)
1829 ch = OP_SEARCH_NEXT;
1831 ch = OP_SEARCH_OPPOSITE;
1840 m_strcpy(searchbuf, sizeof(searchbuf), buffer);
1842 /* leave SearchBack alone if ch == OP_SEARCH_NEXT */
1843 if (ch == OP_SEARCH)
1845 else if (ch == OP_SEARCH_REVERSE)
1848 if (SearchCompiled) {
1849 regfree (&SearchRE);
1850 for (i = 0; i < lastLine; i++) {
1851 if (lineInfo[i].search)
1852 p_delete(&(lineInfo[i].search));
1853 lineInfo[i].search_cnt = -1;
1858 REGCOMP (&SearchRE, searchbuf,
1859 REG_NEWLINE | mutt_which_case (searchbuf))) != 0) {
1860 regerror (err, &SearchRE, buffer, sizeof (buffer));
1861 mutt_error ("%s", buffer);
1862 regfree (&SearchRE);
1863 for (i = 0; i < maxLine; i++) {
1865 if (lineInfo[i].search)
1866 p_delete(&(lineInfo[i].search));
1867 lineInfo[i].search_cnt = -1;
1874 /* update the search pointers */
1876 while (display_line (fp, &last_pos, &lineInfo, i, &lastLine,
1877 &maxLine, M_SEARCH | (flags & M_PAGER_NSKIP),
1878 &QuoteList, &q_level,
1879 &force_redraw, &SearchRE) == 0) {
1881 redraw |= REDRAW_SIDEBAR;
1885 /* searching forward */
1886 for (i = topline; i < lastLine; i++) {
1887 if ((!hideQuoted || lineInfo[i].type != MT_COLOR_QUOTED) &&
1888 !lineInfo[i].continuation && lineInfo[i].search_cnt > 0)
1896 /* searching backward */
1897 for (i = topline; i >= 0; i--) {
1898 if ((!hideQuoted || lineInfo[i].type != MT_COLOR_QUOTED) &&
1899 !lineInfo[i].continuation && lineInfo[i].search_cnt > 0)
1907 if (lineInfo[topline].search_cnt == 0) {
1909 mutt_error _("Not found.");
1912 SearchFlag = M_SEARCH;
1914 redraw = REDRAW_BODY;
1917 case OP_SEARCH_TOGGLE:
1918 if (SearchCompiled) {
1919 SearchFlag ^= M_SEARCH;
1920 redraw = REDRAW_BODY;
1925 /* don't let the user enter the help-menu from the help screen! */
1928 mutt_help (MENU_PAGER);
1929 redraw = REDRAW_FULL;
1933 mutt_error _("Help is currently being shown.");
1936 case OP_PAGER_HIDE_QUOTED:
1938 hideQuoted ^= M_HIDE;
1939 if (hideQuoted && lineInfo[topline].type == MT_COLOR_QUOTED)
1940 topline = upNLines (1, lineInfo, topline, hideQuoted);
1942 redraw = REDRAW_BODY;
1946 case OP_PAGER_SKIP_QUOTED:
1949 int new_topline = topline;
1951 while ((new_topline < lastLine ||
1952 (0 == (dretval = display_line (fp, &last_pos, &lineInfo,
1953 new_topline, &lastLine,
1954 &maxLine, M_TYPES, &QuoteList,
1955 &q_level, &force_redraw,
1957 && lineInfo[new_topline].type != MT_COLOR_QUOTED) {
1958 redraw |= REDRAW_SIDEBAR;
1963 mutt_error _("No more quoted text.");
1968 while ((new_topline < lastLine ||
1969 (0 == (dretval = display_line (fp, &last_pos, &lineInfo,
1970 new_topline, &lastLine,
1971 &maxLine, M_TYPES, &QuoteList,
1972 &q_level, &force_redraw,
1974 && lineInfo[new_topline].type == MT_COLOR_QUOTED) {
1976 redraw |= REDRAW_SIDEBAR;
1980 mutt_error _("No more unquoted text after quoted text.");
1984 topline = new_topline;
1988 case OP_PAGER_BOTTOM: /* move to the end of the file */
1989 if (lineInfo[curline].offset < sb.st_size - 1) {
1991 /* make sure the types are defined to the end of file */
1992 while (display_line (fp, &last_pos, &lineInfo, i, &lastLine,
1993 &maxLine, has_types,
1994 &QuoteList, &q_level, &force_redraw,
1997 redraw |= REDRAW_SIDEBAR;
1999 topline = upNLines (bodylen, lineInfo, lastLine, hideQuoted);
2002 mutt_error _("Bottom of message is shown.");
2006 clearok (stdscr, TRUE);
2007 redraw = REDRAW_FULL;
2011 km_error_key (MENU_PAGER);
2014 /* --------------------------------------------------------------------
2015 * The following are operations on the current message rather than
2016 * adjusting the view of the message.
2019 case OP_BOUNCE_MESSAGE:
2020 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra))
2022 if (IsMsgAttach (extra))
2023 mutt_attach_bounce (extra->fp, extra->hdr,
2024 extra->idx, extra->idxlen, extra->bdy);
2026 ci_bounce_message (extra->hdr, &redraw);
2030 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra))
2032 if (IsMsgAttach (extra))
2033 mutt_attach_resend (extra->fp, extra->hdr,
2034 extra->idx, extra->idxlen, extra->bdy);
2036 mutt_resend_message (NULL, extra->ctx, extra->hdr);
2037 redraw = REDRAW_FULL;
2040 case OP_CHECK_TRADITIONAL:
2041 CHECK_MODE (IsHeader (extra));
2042 if (!(extra->hdr->security & PGP_TRADITIONAL_CHECKED)) {
2044 rc = OP_CHECK_TRADITIONAL;
2048 case OP_CREATE_ALIAS:
2049 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2050 if (IsMsgAttach (extra))
2051 mutt_create_alias (extra->bdy->hdr->env, NULL);
2053 mutt_create_alias (extra->hdr->env, NULL);
2054 MAYBE_REDRAW (redraw);
2057 case OP_PURGE_MESSAGE:
2059 CHECK_MODE (IsHeader (extra));
2062 CHECK_MX_ACL (Context, ACL_DELETE, _("Deletion"));
2064 mutt_set_flag (Context, extra->hdr, M_DELETE, 1);
2065 mutt_set_flag (Context, extra->hdr, M_PURGED,
2066 ch != OP_PURGE_MESSAGE ? 0 : 1);
2067 if (option (OPTDELETEUNTAG))
2068 mutt_set_flag (Context, extra->hdr, M_TAG, 0);
2069 redraw = REDRAW_STATUS | REDRAW_INDEX;
2070 if (option (OPTRESOLVE)) {
2072 rc = OP_MAIN_NEXT_UNDELETED;
2076 case OP_DELETE_THREAD:
2077 case OP_DELETE_SUBTHREAD:
2078 CHECK_MODE (IsHeader (extra));
2081 CHECK_MX_ACL (Context, ACL_DELETE, _("Deletion"));
2083 r = mutt_thread_set_flag (extra->hdr, M_DELETE, 1,
2084 ch == OP_DELETE_THREAD ? 0 : 1);
2087 if (option (OPTDELETEUNTAG))
2088 mutt_thread_set_flag (extra->hdr, M_TAG, 0,
2089 ch == OP_DELETE_THREAD ? 0 : 1);
2090 if (option (OPTRESOLVE)) {
2091 rc = OP_MAIN_NEXT_UNDELETED;
2095 if (!option (OPTRESOLVE) && PagerIndexLines)
2096 redraw = REDRAW_FULL;
2098 redraw = REDRAW_STATUS | REDRAW_INDEX;
2102 case OP_DISPLAY_ADDRESS:
2103 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2104 if (IsMsgAttach (extra))
2105 mutt_display_address (extra->bdy->hdr->env);
2107 mutt_display_address (extra->hdr->env);
2110 case OP_ENTER_COMMAND:
2111 old_smart_wrap = option (OPTWRAP);
2112 old_markers = option (OPTMARKERS);
2113 old_PagerIndexLines = PagerIndexLines;
2115 CurrentMenu = MENU_PAGER;
2116 mutt_enter_command ();
2118 if (option (OPTNEEDRESORT)) {
2119 unset_option (OPTNEEDRESORT);
2120 CHECK_MODE (IsHeader (extra));
2121 set_option (OPTNEEDRESORT);
2124 if (old_PagerIndexLines != PagerIndexLines) {
2126 mutt_menuDestroy (&pager_index);
2130 if (option (OPTWRAP) != old_smart_wrap ||
2131 option (OPTMARKERS) != old_markers) {
2132 if (flags & M_PAGER_RETWINCH) {
2134 rc = OP_REFORMAT_WINCH;
2138 /* count the real lines above */
2140 for (i = 0; i <= topline; i++) {
2141 if (!lineInfo[i].continuation)
2145 /* we need to restart the whole thing */
2146 for (i = 0; i < maxLine; i++) {
2147 lineInfo[i].offset = 0;
2148 lineInfo[i].type = -1;
2149 lineInfo[i].continuation = 0;
2150 lineInfo[i].chunks = 0;
2151 lineInfo[i].search_cnt = -1;
2152 lineInfo[i].quote = NULL;
2154 p_realloc(&(lineInfo[i].syntax), 1);
2155 if (SearchCompiled && lineInfo[i].search)
2156 p_delete(&(lineInfo[i].search));
2159 if (SearchCompiled) {
2160 regfree (&SearchRE);
2165 /* try to keep the old position */
2168 while (j > 0 && display_line (fp, &last_pos, &lineInfo, topline,
2169 &lastLine, &maxLine,
2170 (has_types ? M_TYPES : 0),
2171 &QuoteList, &q_level, &force_redraw,
2173 redraw |= REDRAW_SIDEBAR;
2174 if (!lineInfo[topline].continuation)
2183 if (option (OPTFORCEREDRAWPAGER))
2184 redraw = REDRAW_FULL;
2185 unset_option (OPTFORCEREDRAWINDEX);
2186 unset_option (OPTFORCEREDRAWPAGER);
2189 case OP_FLAG_MESSAGE:
2190 CHECK_MODE (IsHeader (extra));
2193 CHECK_MX_ACL (Context, ACL_WRITE, _("Flagging"));
2195 mutt_set_flag (Context, extra->hdr, M_FLAG, !extra->hdr->flagged);
2196 redraw = REDRAW_STATUS | REDRAW_INDEX;
2197 if (option (OPTRESOLVE)) {
2199 rc = OP_MAIN_NEXT_UNDELETED;
2204 CHECK_MODE (IsHeader (extra) || IsAttach (extra));
2205 if (IsAttach (extra))
2206 mutt_pipe_attachment_list (extra->fp, 0, extra->bdy, 0);
2208 mutt_pipe_message (extra->hdr);
2209 MAYBE_REDRAW (redraw);
2213 CHECK_MODE (IsHeader (extra) || IsAttach (extra));
2214 if (IsAttach (extra))
2215 mutt_print_attachment_list (extra->fp, 0, extra->bdy);
2217 mutt_print_message (extra->hdr);
2221 CHECK_MODE (IsHeader (extra) && !IsAttach (extra));
2223 ci_send_message (0, NULL, NULL, extra->ctx, NULL);
2224 redraw = REDRAW_FULL;
2229 CHECK_MODE (IsHeader (extra) && !IsAttach (extra));
2231 if (extra->ctx && extra->ctx->magic == M_NNTP &&
2232 !((NNTP_DATA *) extra->ctx->data)->allowed &&
2233 query_quadoption (OPT_TOMODERATED,
2235 ("Posting to this group not allowed, may be moderated. Continue?"))
2238 ci_send_message (SENDNEWS, NULL, NULL, extra->ctx, NULL);
2239 redraw = REDRAW_FULL;
2242 case OP_FORWARD_TO_GROUP:
2243 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2245 if (extra->ctx && extra->ctx->magic == M_NNTP &&
2246 !((NNTP_DATA *) extra->ctx->data)->allowed &&
2247 query_quadoption (OPT_TOMODERATED,
2249 ("Posting to this group not allowed, may be moderated. Continue?"))
2252 if (IsMsgAttach (extra))
2253 mutt_attach_forward (extra->fp, extra->hdr, extra->idx,
2254 extra->idxlen, extra->bdy, SENDNEWS);
2256 ci_send_message (SENDNEWS | SENDFORWARD, NULL, NULL, extra->ctx,
2258 redraw = REDRAW_FULL;
2262 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2265 if (IsMsgAttach (extra))
2266 followup_to = extra->bdy->hdr->env->followup_to;
2268 followup_to = extra->hdr->env->followup_to;
2270 if (!followup_to || m_strcasecmp(followup_to, "poster") ||
2271 query_quadoption (OPT_FOLLOWUPTOPOSTER,
2272 _("Reply by mail as poster prefers?")) != M_YES) {
2273 if (extra->ctx && extra->ctx->magic == M_NNTP
2274 && !((NNTP_DATA *) extra->ctx->data)->allowed
2275 && query_quadoption (OPT_TOMODERATED,
2277 ("Posting to this group not allowed, may be moderated. Continue?"))
2280 if (IsMsgAttach (extra))
2281 mutt_attach_reply (extra->fp, extra->hdr, extra->idx,
2282 extra->idxlen, extra->bdy, SENDNEWS | SENDREPLY);
2284 ci_send_message (SENDNEWS | SENDREPLY, NULL, NULL,
2285 extra->ctx, extra->hdr);
2286 redraw = REDRAW_FULL;
2292 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2294 if (IsMsgAttach (extra))
2295 mutt_attach_reply (extra->fp, extra->hdr, extra->idx,
2296 extra->idxlen, extra->bdy, SENDREPLY);
2298 ci_send_message (SENDREPLY, NULL, NULL, extra->ctx, extra->hdr);
2299 redraw = REDRAW_FULL;
2302 case OP_RECALL_MESSAGE:
2303 CHECK_MODE (IsHeader (extra) && !IsAttach (extra));
2305 ci_send_message (SENDPOSTPONED, NULL, NULL, extra->ctx, extra->hdr);
2306 redraw = REDRAW_FULL;
2309 case OP_GROUP_REPLY:
2310 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2312 if (IsMsgAttach (extra))
2313 mutt_attach_reply (extra->fp, extra->hdr, extra->idx,
2314 extra->idxlen, extra->bdy,
2315 SENDREPLY | SENDGROUPREPLY);
2317 ci_send_message (SENDREPLY | SENDGROUPREPLY, NULL, NULL, extra->ctx,
2319 redraw = REDRAW_FULL;
2323 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2325 if (IsMsgAttach (extra))
2326 mutt_attach_reply (extra->fp, extra->hdr, extra->idx,
2327 extra->idxlen, extra->bdy,
2328 SENDREPLY | SENDLISTREPLY);
2330 ci_send_message (SENDREPLY | SENDLISTREPLY, NULL, NULL, extra->ctx,
2332 redraw = REDRAW_FULL;
2335 case OP_FORWARD_MESSAGE:
2336 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2338 if (IsMsgAttach (extra))
2339 mutt_attach_forward (extra->fp, extra->hdr, extra->idx,
2340 extra->idxlen, extra->bdy, 0);
2342 ci_send_message (SENDFORWARD, NULL, NULL, extra->ctx, extra->hdr);
2343 redraw = REDRAW_FULL;
2346 case OP_DECRYPT_SAVE:
2348 if (IsAttach (extra)) {
2349 mutt_save_attachment_list (extra->fp, 0, extra->bdy, extra->hdr,
2354 case OP_COPY_MESSAGE:
2355 case OP_DECODE_SAVE:
2356 case OP_DECODE_COPY:
2357 case OP_DECRYPT_COPY:
2358 CHECK_MODE (IsHeader (extra));
2359 if (mutt_save_message (extra->hdr,
2360 (ch == OP_DECRYPT_SAVE) ||
2361 (ch == OP_SAVE) || (ch == OP_DECODE_SAVE),
2362 (ch == OP_DECODE_SAVE) || (ch == OP_DECODE_COPY),
2363 (ch == OP_DECRYPT_SAVE)
2364 || (ch == OP_DECRYPT_COPY) || 0, &redraw) == 0
2365 && (ch == OP_SAVE || ch == OP_DECODE_SAVE
2366 || ch == OP_DECRYPT_SAVE)) {
2367 if (option (OPTRESOLVE)) {
2369 rc = OP_MAIN_NEXT_UNDELETED;
2372 redraw |= REDRAW_STATUS | REDRAW_INDEX;
2374 MAYBE_REDRAW (redraw);
2377 case OP_SHELL_ESCAPE:
2378 mutt_shell_escape ();
2379 MAYBE_REDRAW (redraw);
2383 CHECK_MODE (IsHeader (extra));
2384 mutt_set_flag (Context, extra->hdr, M_TAG, !extra->hdr->tagged);
2386 Context->last_tag = extra->hdr->tagged ? extra->hdr :
2387 ((Context->last_tag == extra->hdr && !extra->hdr->tagged)
2388 ? NULL : Context->last_tag);
2390 redraw = REDRAW_STATUS | REDRAW_INDEX;
2391 if (option (OPTRESOLVE)) {
2398 CHECK_MODE (IsHeader (extra));
2401 CHECK_MX_ACL (Context, ACL_SEEN, _("Toggling"));
2403 if (extra->hdr->read || extra->hdr->old)
2404 mutt_set_flag (Context, extra->hdr, M_NEW, 1);
2406 mutt_set_flag (Context, extra->hdr, M_READ, 1);
2408 Context->msgnotreadyet = -1;
2409 redraw = REDRAW_STATUS | REDRAW_INDEX;
2410 if (option (OPTRESOLVE)) {
2412 rc = OP_MAIN_NEXT_UNDELETED;
2417 CHECK_MODE (IsHeader (extra));
2420 CHECK_MX_ACL (Context, ACL_DELETE, _("Undeletion"));
2422 mutt_set_flag (Context, extra->hdr, M_DELETE, 0);
2423 mutt_set_flag (Context, extra->hdr, M_PURGED, 0);
2424 redraw = REDRAW_STATUS | REDRAW_INDEX;
2425 if (option (OPTRESOLVE)) {
2431 case OP_UNDELETE_THREAD:
2432 case OP_UNDELETE_SUBTHREAD:
2433 CHECK_MODE (IsHeader (extra));
2436 CHECK_MX_ACL (Context, ACL_DELETE, _("Undeletion"));
2438 r = mutt_thread_set_flag (extra->hdr, M_DELETE, 0,
2439 ch == OP_UNDELETE_THREAD ? 0 : 1)
2440 + mutt_thread_set_flag (extra->hdr, M_PURGED, 0,
2441 ch == OP_UNDELETE_THREAD ? 0 : 1);
2444 if (option (OPTRESOLVE)) {
2445 rc = (ch == OP_DELETE_THREAD) ?
2446 OP_MAIN_NEXT_THREAD : OP_MAIN_NEXT_SUBTHREAD;
2450 if (!option (OPTRESOLVE) && PagerIndexLines)
2451 redraw = REDRAW_FULL;
2453 redraw = REDRAW_STATUS | REDRAW_INDEX;
2462 if (option (OPTFORCEBUFFYCHECK))
2465 redraw |= REDRAW_SIDEBAR;
2468 case OP_VIEW_ATTACHMENTS:
2469 if (flags & M_PAGER_ATTACHMENT) {
2471 rc = OP_ATTACH_COLLAPSE;
2474 CHECK_MODE (IsHeader (extra));
2475 mutt_view_attachments (extra->hdr);
2476 if (extra->hdr->attach_del)
2477 Context->changed = 1;
2478 redraw = REDRAW_FULL;
2483 CHECK_MODE (IsHeader (extra));
2485 ci_send_message (SENDKEY, NULL, NULL, extra->ctx, extra->hdr);
2486 redraw = REDRAW_FULL;
2490 case OP_FORGET_PASSPHRASE:
2491 crypt_forget_passphrase ();
2494 case OP_EXTRACT_KEYS:
2495 CHECK_MODE (IsHeader (extra));
2496 crypt_extract_keys_from_messages (extra->hdr);
2497 redraw = REDRAW_FULL;
2500 case OP_SIDEBAR_SCROLL_UP:
2501 case OP_SIDEBAR_SCROLL_DOWN:
2502 case OP_SIDEBAR_NEXT:
2503 case OP_SIDEBAR_NEXT_NEW:
2504 case OP_SIDEBAR_PREV:
2505 case OP_SIDEBAR_PREV_NEW:
2506 sidebar_scroll (ch);
2515 if (IsHeader (extra)) {
2516 Context->msgnotreadyet = -1;
2521 OldHdr = extra->hdr;
2525 cleanup_quote (&QuoteList);
2527 for (i = 0; i < maxLine; i++) {
2528 p_delete(&(lineInfo[i].syntax));
2529 if (SearchCompiled && lineInfo[i].search)
2530 p_delete(&(lineInfo[i].search));
2532 if (SearchCompiled) {
2533 regfree (&SearchRE);
2536 p_delete(&lineInfo);
2538 mutt_menuDestroy (&pager_index);
2539 return (rc != -1 ? rc : 0);