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>
16 #include <lib-ui/lib-ui.h>
17 #include <lib-ui/enter.h>
18 #include <lib-ui/menu.h>
19 #include <lib-ui/sidebar.h>
20 #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)
43 /* hack to return to position when returning from index to same message */
44 static int TopLine = 0;
45 static HEADER *OldHdr = NULL;
47 #define CHECK_MODE(x) \
50 mutt_error _("Not available in this menu."); \
54 #define CHECK_READONLY \
55 if (Context->readonly) { \
57 mutt_error _("Mailbox is read-only."); \
61 #define CHECK_ATTACH \
62 if (option(OPTATTACHMSG)) { \
64 mutt_error _("Function not permitted in attach-message mode."); \
73 struct q_class_t *next, *prev;
74 struct q_class_t *down, *up;
89 struct syntax_t *syntax;
90 struct syntax_t *search;
91 struct q_class_t *quote;
94 #define ANSI_OFF (1<<0)
95 #define ANSI_BLINK (1<<1)
96 #define ANSI_BOLD (1<<2)
97 #define ANSI_UNDERLINE (1<<3)
98 #define ANSI_REVERSE (1<<4)
99 #define ANSI_COLOR (1<<5)
101 typedef struct _ansi_attr {
108 static short InHelp = 0;
110 static struct resize {
116 #define NumSigLines 4
118 static int check_sig(const char *s, struct line_t *info, int n)
122 while (n > 0 && count <= NumSigLines) {
123 if (info[n].type != MT_COLOR_SIGNATURE)
132 if (count > NumSigLines) {
133 /* check for a blank line */
142 resolve_color (struct line_t *lineInfo, int n, int cnt, int flags,
143 int special, ansi_attr * a)
145 int def_color; /* color without syntax hilight */
146 int color; /* final color */
147 static int last_color; /* last color set */
148 int search = 0, i, m;
151 last_color = -1; /* force wattrset(main_w) */
153 if (lineInfo[n].continuation) {
154 if (!cnt && option (OPTMARKERS)) {
155 SETCOLOR(main_w, MT_COLOR_MARKERS);
157 last_color = ColorDefs[MT_COLOR_MARKERS];
159 m = (lineInfo[n].syntax)[0].first;
160 cnt += (lineInfo[n].syntax)[0].last;
165 if (!(flags & M_SHOWCOLOR))
166 def_color = ColorDefs[MT_COLOR_NORMAL];
167 else if (lineInfo[m].type == MT_COLOR_HEADER)
168 def_color = (lineInfo[m].syntax)[0].color;
170 def_color = ColorDefs[lineInfo[m].type];
172 if ((flags & M_SHOWCOLOR) && lineInfo[m].type == MT_COLOR_QUOTED) {
173 struct q_class_t *class = lineInfo[m].quote;
176 def_color = class->color;
178 while (class && class->length > cnt) {
179 def_color = class->color;
186 if (flags & M_SHOWCOLOR) {
187 for (i = 0; i < lineInfo[m].chunks; i++) {
188 /* we assume the chunks are sorted */
189 if (cnt > (lineInfo[m].syntax)[i].last)
191 if (cnt < (lineInfo[m].syntax)[i].first)
193 if (cnt != (lineInfo[m].syntax)[i].last) {
194 color = (lineInfo[m].syntax)[i].color;
197 /* don't break here, as cnt might be in the next chunk as well */
201 if (flags & M_SEARCH) {
202 for (i = 0; i < lineInfo[m].search_cnt; i++) {
203 if (cnt > (lineInfo[m].search)[i].last)
205 if (cnt < (lineInfo[m].search)[i].first)
207 if (cnt != (lineInfo[m].search)[i].last) {
208 color = ColorDefs[MT_COLOR_SEARCH];
215 /* handle "special" bold & underlined characters */
216 if (special || a->attr) {
217 if ((a->attr & ANSI_COLOR)) {
219 a->pair = mutt_alloc_color (a->fg, a->bg);
221 if (a->attr & ANSI_BOLD)
224 if ((special & A_BOLD) || (a->attr & ANSI_BOLD)) {
225 if (ColorDefs[MT_COLOR_BOLD] && !search)
226 color = ColorDefs[MT_COLOR_BOLD];
230 if ((special & A_UNDERLINE) || (a->attr & ANSI_UNDERLINE)) {
231 if (ColorDefs[MT_COLOR_UNDERLINE] && !search)
232 color = ColorDefs[MT_COLOR_UNDERLINE];
234 color ^= A_UNDERLINE;
236 else if (a->attr & ANSI_REVERSE) {
239 else if (a->attr & ANSI_BLINK) {
242 else if (a->attr & ANSI_OFF) {
247 if (color != last_color) {
248 wattrset(main_w, color);
253 static void append_line (struct line_t *lineInfo, int n, int cnt)
257 lineInfo[n + 1].type = lineInfo[n].type;
258 lineInfo[n + 1].syntax[0].color = lineInfo[n].syntax[0].color;
259 lineInfo[n + 1].continuation = 1;
261 /* find the real start of the line */
262 for (m = n; m >= 0; m--)
263 if (lineInfo[m].continuation == 0)
266 (lineInfo[n + 1].syntax)[0].first = m;
267 (lineInfo[n + 1].syntax)[0].last = (lineInfo[n].continuation) ?
268 cnt + (lineInfo[n].syntax)[0].last : cnt;
271 static void new_class_color (struct q_class_t *class, int *q_level)
273 class->index = (*q_level)++;
274 class->color = ColorQuote[class->index % ColorQuoteUsed];
278 shift_class_colors (struct q_class_t *QuoteList, struct q_class_t *new_class,
279 int lindex, int *q_level)
281 struct q_class_t *q_list;
284 new_class->index = -1;
287 if (q_list->index >= lindex) {
289 q_list->color = ColorQuote[q_list->index % ColorQuoteUsed];
292 q_list = q_list->down;
293 else if (q_list->next)
294 q_list = q_list->next;
296 while (!q_list->next) {
302 q_list = q_list->next;
306 new_class->index = lindex;
307 new_class->color = ColorQuote[lindex % ColorQuoteUsed];
311 static void cleanup_quote(struct q_class_t **QuoteList)
314 struct q_class_t *ptr = (*QuoteList)->next;
315 cleanup_quote(&(*QuoteList)->down);
316 p_delete(&(*QuoteList)->prefix);
322 static struct q_class_t *classify_quote (struct q_class_t **QuoteList,
323 const char *qptr, int length,
324 int *force_redraw, int *q_level)
326 struct q_class_t *q_list = *QuoteList;
327 struct q_class_t *class = NULL, *tmp = NULL, *ptr, *save;
329 int offset, tail_lng;
332 if (ColorQuoteUsed <= 1) {
333 /* not much point in classifying quotes... */
335 if (*QuoteList == NULL) {
336 class = p_new(struct q_class_t, 1);
337 class->color = ColorQuote[0];
343 /* Did I mention how much I like emulating Lisp in C? */
345 /* classify quoting prefix */
347 if (length <= q_list->length) {
348 /* case 1: check the top level nodes */
350 if (m_strncmp(qptr, q_list->prefix, length) == 0) {
351 if (length == q_list->length)
352 return q_list; /* same prefix: return the current class */
354 /* found shorter prefix */
356 /* add a node above q_list */
357 tmp = p_new(struct q_class_t, 1);
358 tmp->prefix = p_dupstr(qptr, length);
359 tmp->length = length;
361 /* replace q_list by tmp in the top level list */
363 tmp->next = q_list->next;
364 q_list->next->prev = tmp;
367 tmp->prev = q_list->prev;
368 q_list->prev->next = tmp;
371 /* make q_list a child of tmp */
375 /* q_list has no siblings for now */
379 /* update the root if necessary */
380 if (q_list == *QuoteList)
383 lindex = q_list->index;
385 /* tmp should be the return class too */
388 /* next class to test; if tmp is a shorter prefix for another
389 * node, that node can only be in the top level list, so don't
390 * go down after this point
394 /* found another branch for which tmp is a shorter prefix */
396 /* save the next sibling for later */
399 /* unlink q_list from the top level list */
401 q_list->next->prev = q_list->prev;
403 q_list->prev->next = q_list->next;
405 /* at this point, we have a tmp->down; link q_list to it */
407 /* sibling order is important here, q_list should be linked last */
415 lindex = q_list->index;
417 /* next class to test; as above, we shouldn't go down */
421 /* we found a shorter prefix, so certain quotes have changed classes */
425 /* shorter, but not a substring of the current class: try next */
426 q_list = q_list->next;
430 /* case 2: try subclassing the current top level node */
432 /* tmp != NULL means we already found a shorter prefix at case 1 */
434 && m_strncmp(qptr, q_list->prefix, q_list->length) == 0) {
435 /* ok, it's a subclass somewhere on this branch */
438 offset = q_list->length;
440 q_list = q_list->down;
441 tail_lng = length - offset;
442 tail_qptr = (char *) qptr + offset;
445 if (length <= q_list->length) {
446 if (m_strncmp(tail_qptr, (q_list->prefix) + offset, tail_lng)
448 /* same prefix: return the current class */
449 if (length == q_list->length)
452 /* found shorter common prefix */
454 /* add a node above q_list */
455 tmp = p_new(struct q_class_t, 1);
456 tmp->prefix = p_dupstr(qptr, length);
457 tmp->length = length;
459 /* replace q_list by tmp */
461 tmp->next = q_list->next;
462 q_list->next->prev = tmp;
465 tmp->prev = q_list->prev;
466 q_list->prev->next = tmp;
469 /* make q_list a child of tmp */
471 tmp->up = q_list->up;
473 if (tmp->up->down == q_list)
476 /* q_list has no siblings */
480 lindex = q_list->index;
482 /* tmp should be the return class too */
485 /* next class to test */
488 /* found another branch for which tmp is a shorter prefix */
490 /* save the next sibling for later */
493 /* unlink q_list from the top level list */
495 q_list->next->prev = q_list->prev;
497 q_list->prev->next = q_list->next;
499 /* at this point, we have a tmp->down; link q_list to it */
508 lindex = q_list->index;
510 /* next class to test */
514 /* we found a shorter prefix, so we need a redraw */
518 q_list = q_list->next;
522 /* longer than the current prefix: try subclassing it */
524 && m_strncmp(tail_qptr, (q_list->prefix) + offset,
525 q_list->length - offset) == 0) {
526 /* still a subclass: go down one level */
528 offset = q_list->length;
530 q_list = q_list->down;
531 tail_lng = length - offset;
532 tail_qptr = (char *) qptr + offset;
536 /* nope, try the next prefix */
537 q_list = q_list->next;
543 /* still not found so far: add it as a sibling to the current node */
545 tmp = p_new(struct q_class_t, 1);
546 tmp->prefix = p_dupstr(qptr, length);
547 tmp->length = length;
550 tmp->next = ptr->down;
551 ptr->down->prev = tmp;
556 new_class_color (tmp, q_level);
561 shift_class_colors (*QuoteList, tmp, lindex, q_level);
566 /* nope, try the next prefix */
567 q_list = q_list->next;
574 /* not found so far: add it as a top level class */
575 class = p_new(struct q_class_t, 1);
576 class->prefix = p_dupstr(qptr, length);
577 class->length = length;
578 new_class_color (class, q_level);
581 class->next = *QuoteList;
582 (*QuoteList)->prev = class;
588 shift_class_colors (*QuoteList, tmp, lindex, q_level);
593 static int check_attachment_marker (char *);
596 resolve_types (char *buf, char *rawbuf, struct line_t *lineInfo, int n, int last,
597 struct q_class_t **QuoteList, int *q_level, int *force_redraw,
600 COLOR_LINE *color_line;
601 regmatch_t pmatch[1], smatch[1];
602 int found, offset, null_rx, i;
604 if (n == 0 || ISHEADER (lineInfo[n - 1].type)) {
605 if (buf[0] == '\n') {
606 lineInfo[n].type = MT_COLOR_NORMAL;
608 else if (n > 0 && (buf[0] == ' ' || buf[0] == '\t')) {
609 lineInfo[n].type = lineInfo[n - 1].type; /* wrapped line */
610 (lineInfo[n].syntax)[0].color = (lineInfo[n - 1].syntax)[0].color;
612 lineInfo[n].type = MT_COLOR_HDEFAULT;
613 color_line = ColorHdrList;
615 if (REGEXEC (&color_line->rx, buf) == 0) {
616 lineInfo[n].type = MT_COLOR_HEADER;
617 lineInfo[n].syntax[0].color = color_line->pair;
620 color_line = color_line->next;
624 else if (m_strncmp("\033[0m", rawbuf, 4) == 0) /* a little hack... */
625 lineInfo[n].type = MT_COLOR_NORMAL;
626 else if (check_attachment_marker ((char *) rawbuf) == 0)
627 lineInfo[n].type = MT_COLOR_ATTACHMENT;
628 else if (m_strcmp("-- \n", buf) == 0
629 || m_strcmp("-- \r\n", buf) == 0) {
632 lineInfo[n].type = MT_COLOR_SIGNATURE;
633 while (i < last && check_sig(buf, lineInfo, i - 1) == 0 &&
634 (lineInfo[i].type == MT_COLOR_NORMAL ||
635 lineInfo[i].type == MT_COLOR_QUOTED ||
636 lineInfo[i].type == MT_COLOR_HEADER)) {
638 if (lineInfo[i].chunks) {
639 lineInfo[i].chunks = 0;
640 p_realloc(&(lineInfo[n].syntax), 1);
642 lineInfo[i++].type = MT_COLOR_SIGNATURE;
645 else if (check_sig(buf, lineInfo, n - 1) == 0)
646 lineInfo[n].type = MT_COLOR_SIGNATURE;
647 else if (regexec ((regex_t *) QuoteRegexp.rx, buf, 1, pmatch, 0) == 0) {
648 if (regexec ((regex_t *) Smileys.rx, buf, 1, smatch, 0) == 0) {
649 if (smatch[0].rm_so > 0) {
652 /* hack to avoid making an extra copy of buf */
653 c = buf[smatch[0].rm_so];
654 buf[smatch[0].rm_so] = 0;
656 if (regexec ((regex_t *) QuoteRegexp.rx, buf, 1, pmatch, 0) == 0) {
657 if (q_classify && lineInfo[n].quote == NULL)
658 lineInfo[n].quote = classify_quote (QuoteList,
659 buf + pmatch[0].rm_so,
661 pmatch[0].rm_so, force_redraw,
663 lineInfo[n].type = MT_COLOR_QUOTED;
665 lineInfo[n].type = MT_COLOR_NORMAL;
668 buf[smatch[0].rm_so] = c;
670 lineInfo[n].type = MT_COLOR_NORMAL;
673 if (q_classify && lineInfo[n].quote == NULL)
674 lineInfo[n].quote = classify_quote (QuoteList, buf + pmatch[0].rm_so,
675 pmatch[0].rm_eo - pmatch[0].rm_so,
676 force_redraw, q_level);
677 lineInfo[n].type = MT_COLOR_QUOTED;
680 lineInfo[n].type = MT_COLOR_NORMAL;
684 if (lineInfo[n].type == MT_COLOR_NORMAL ||
685 lineInfo[n].type == MT_COLOR_QUOTED) {
689 lineInfo[n].chunks = 0;
696 color_line = ColorBodyList;
698 if (regexec (&color_line->rx, buf + offset, 1, pmatch,
699 (offset ? REG_NOTBOL : 0)) == 0) {
700 if (pmatch[0].rm_eo != pmatch[0].rm_so) {
702 if (++(lineInfo[n].chunks) > 1)
703 p_realloc(&(lineInfo[n].syntax), lineInfo[n].chunks);
705 i = lineInfo[n].chunks - 1;
706 pmatch[0].rm_so += offset;
707 pmatch[0].rm_eo += offset;
709 pmatch[0].rm_so < (lineInfo[n].syntax)[i].first ||
710 (pmatch[0].rm_so == (lineInfo[n].syntax)[i].first &&
711 pmatch[0].rm_eo > (lineInfo[n].syntax)[i].last)) {
712 (lineInfo[n].syntax)[i].color = color_line->pair;
713 (lineInfo[n].syntax)[i].first = pmatch[0].rm_so;
714 (lineInfo[n].syntax)[i].last = pmatch[0].rm_eo;
719 null_rx = 1; /* empty regexp; don't add it, but keep looking */
722 color_line = color_line->next;
726 offset++; /* avoid degenerate cases */
728 offset = lineInfo[n].syntax[i].last;
729 } while (found || null_rx);
733 static int is_ansi(unsigned char *buf)
735 while (isdigit(*buf) || *buf == ';')
737 return (*buf == 'm');
740 static int check_attachment_marker(char *p)
742 char *q = AttachmentMarker;
744 for (; *p == *q && *q && *p && *q != '\a' && *p != '\a'; p++, q++);
745 return (int)(*p - *q);
748 static int grok_ansi (unsigned char *buf, int pos, ansi_attr * a)
752 while (isdigit (buf[x]) || buf[x] == ';')
755 /* Character Attributes */
756 if (option (OPTALLOWANSI) && a != NULL && buf[x] == 'm') {
759 mutt_free_color (a->fg, a->bg);
766 if (buf[pos] == '1' && (pos + 1 == x || buf[pos + 1] == ';')) {
767 a->attr |= ANSI_BOLD;
770 else if (buf[pos] == '4' && (pos + 1 == x || buf[pos + 1] == ';')) {
771 a->attr |= ANSI_UNDERLINE;
774 else if (buf[pos] == '5' && (pos + 1 == x || buf[pos + 1] == ';')) {
775 a->attr |= ANSI_BLINK;
778 else if (buf[pos] == '7' && (pos + 1 == x || buf[pos + 1] == ';')) {
779 a->attr |= ANSI_REVERSE;
782 else if (buf[pos] == '0' && (pos + 1 == x || buf[pos + 1] == ';')) {
787 else if (buf[pos] == '3' && isdigit (buf[pos + 1])) {
789 mutt_free_color (a->fg, a->bg);
791 a->attr |= ANSI_COLOR;
792 if (buf[pos + 1] != '9')
793 a->fg = buf[pos + 1] - '0';
796 else if (buf[pos] == '4' && isdigit (buf[pos + 1])) {
798 mutt_free_color (a->fg, a->bg);
800 a->attr |= ANSI_COLOR;
801 if (buf[pos + 1] != '9')
802 a->bg = buf[pos + 1] - '0';
805 while (pos < x && buf[pos] != ';')
815 /* trim tail of buf so that it contains complete multibyte characters */
816 static int trim_incomplete_mbyte(unsigned char *buf, size_t len) {
820 p_clear(&mbstate, 1);
821 for (; len > 0; buf += k, len -= k) {
822 k = mbrtowc (NULL, (char *) buf, len, &mbstate);
825 if (k == -1 || k == 0)
834 fill_buffer (FILE * f, off_t *last_pos, off_t offset, unsigned char *buf,
835 unsigned char *fmt, ssize_t blen, int *buf_ready)
838 static int b_read = 0;
840 if (*buf_ready == 0) {
842 if (offset != *last_pos)
843 fseeko (f, offset, 0);
844 if (fgets ((char *) buf, blen - 1, f) == NULL) {
848 *last_pos = ftello (f);
849 b_read = (int) (*last_pos - offset);
852 /* incomplete mbyte characters trigger a segfault in regex processing for
853 * certain versions of glibc. Trim them if necessary. */
854 if (b_read == blen - 2)
855 b_read -= trim_incomplete_mbyte(buf, b_read);
857 /* copy "buf" to "fmt", but without bold and underline controls */
860 if (*p == '\010' && (p > buf)) {
861 if (*(p + 1) == '_') /* underline */
863 else if (*(p + 1)) { /* bold or overstrike */
864 *(fmt - 1) = *(p + 1);
870 else if (*p == '\033' && *(p + 1) == '[' && is_ansi (p + 2)) {
871 while (*p++ != 'm') /* skip ANSI sequence */
874 else if (*p == '\033' && *(p + 1) == ']'
875 && check_attachment_marker ((char *) p) == 0) {
876 while (*p++ != '\a') /* skip pseudo-ANSI sequence */
891 static int format_line (struct line_t **lineInfo, int n, unsigned char *buf,
892 int flags, ansi_attr * pa, int cnt,
893 int *pspace, int *pvch, int *pcol, int *pspecial)
895 int space = -1; /* index of the last space or TAB */
896 int col = option (OPTMARKERS) ? (*lineInfo)[n].continuation : 0;
897 int ch, vch, k, last_special = -1, special = 0, t;
901 int wrap_cols = getmaxx(main_w);
903 if (!(flags & (M_SHOWFLAT)))
904 wrap_cols -= WrapMargin;
907 wrap_cols = getmaxx(main_w);
909 /* FIXME: this should come from lineInfo */
910 p_clear(&mbstate, 1);
912 for (ch = 0, vch = 0; ch < cnt; ch += k, vch += k) {
913 /* Handle ANSI sequences */
914 while (cnt - ch >= 2 && buf[ch] == '\033' && buf[ch + 1] == '[' &&
915 is_ansi (buf + ch + 2))
916 ch = grok_ansi (buf, ch + 2, pa) + 1;
918 while (cnt - ch >= 2 && buf[ch] == '\033' && buf[ch + 1] == ']' &&
919 check_attachment_marker ((char *) buf + ch) == 0) {
920 while (buf[ch++] != '\a')
925 /* is anything left to do? */
929 k = mbrtowc (&wc, (char *) buf + ch, cnt - ch, &mbstate);
930 if (k == -2 || k == -1) {
931 if (col + 4 > wrap_cols)
935 wprintw(main_w, "\\%03o", buf[ch]);
942 /* Handle backspace */
949 while ((wc1 = 0, mbstate1 = mbstate,
951 k + mbrtowc (&wc1, (char *) buf + ch + k, cnt - ch - k,
952 &mbstate1), k1 - k > 0 && wc1 == '\b')
954 mbrtowc (&wc1, (char *) buf + ch + k1, cnt - ch - k1,
955 &mbstate1), k2 > 0 && iswprint(wc1))) {
957 special |= (wc == '_' && special & A_UNDERLINE)
958 ? A_UNDERLINE : A_BOLD;
960 else if (wc == '_' || wc1 == '_') {
961 special |= A_UNDERLINE;
962 wc = (wc1 == '_') ? wc : wc1;
964 /* special = 0; / * overstrike: nothing to do! */
974 ((flags & (M_SHOWCOLOR | M_SEARCH | M_PAGER_MARKER)) ||
975 special || last_special || pa->attr)) {
976 resolve_color (*lineInfo, n, vch, flags, special, pa);
977 last_special = special;
984 if (col + t > wrap_cols)
992 else if (wc == '\t') {
998 for (; col < t; col++)
1003 else if (wc < 0x20 || wc == 0x7f) {
1004 if (col + 2 > wrap_cols)
1008 wprintw(main_w, "^%c", ('@' + wc) & 0x7f);
1010 else if (wc < 0x100) {
1011 if (col + 4 > wrap_cols)
1015 wprintw(main_w, "\\%03o", wc);
1017 if (col + 1 > wrap_cols)
1021 waddch(main_w, CharsetReplacement);
1027 *pspecial = special;
1033 * flags M_SHOWFLAT, show characters (used for displaying help)
1034 * M_SHOWCOLOR, show characters in color
1035 * otherwise don't show characters
1036 * M_HIDE, don't show quoted text
1037 * M_SEARCH, resolve search patterns
1038 * M_TYPES, compute line's type
1039 * M_PAGER_NSKIP, keeps leading whitespace
1040 * M_PAGER_MARKER, eventually show markers
1043 * -1 EOF was reached
1044 * 0 normal exit, line was not displayed
1045 * >0 normal exit, line was displayed
1048 display_line (FILE * f, off_t *last_pos, struct line_t **lineInfo, int n,
1049 int *last, int *max, int flags, struct q_class_t **QuoteList,
1050 int *q_level, int *force_redraw, regex_t * SearchRE)
1052 unsigned char buf[LONG_STRING], fmt[LONG_STRING];
1053 unsigned char *buf_ptr = buf;
1054 int ch, vch, col, cnt, b_read;
1055 int buf_ready = 0, change_last = 0;
1060 ansi_attr a = { 0, 0, 0, -1 };
1061 regmatch_t pmatch[1];
1068 if (*last == *max) {
1069 p_realloc(lineInfo, *max += LINES);
1070 for (ch = *last; ch < *max; ch++) {
1071 p_clear(&(*lineInfo)[ch], 1);
1072 (*lineInfo)[ch].type = -1;
1073 (*lineInfo)[ch].search_cnt = -1;
1074 (*lineInfo)[ch].syntax = p_new(struct syntax_t, 1);
1075 ((*lineInfo)[ch].syntax)[0].first = ((*lineInfo)[ch].syntax)[0].last =
1080 /* only do color hiliting if we are viewing a message */
1081 if (flags & (M_SHOWCOLOR | M_TYPES)) {
1082 if ((*lineInfo)[n].type == -1) {
1083 /* determine the line class */
1085 (f, last_pos, (*lineInfo)[n].offset, buf, fmt, sizeof (buf),
1092 resolve_types ((char *) fmt, (char *) buf, *lineInfo, n, *last,
1093 QuoteList, q_level, force_redraw, flags & M_SHOWCOLOR);
1095 /* avoid race condition for continuation lines when scrolling up */
1097 m < *last && (*lineInfo)[m].offset && (*lineInfo)[m].continuation;
1099 (*lineInfo)[m].type = (*lineInfo)[n].type;
1102 /* this also prevents searching through the hidden lines */
1103 if ((flags & M_HIDE) && (*lineInfo)[n].type == MT_COLOR_QUOTED)
1104 flags = 0; /* M_NOSHOW */
1107 /* At this point, (*lineInfo[n]).quote may still be undefined. We
1108 * don't want to compute it every time M_TYPES is set, since this
1109 * would slow down the "bottom" function unacceptably. A compromise
1110 * solution is hence to call regexec() again, just to find out the
1111 * length of the quote prefix.
1113 if ((flags & M_SHOWCOLOR) && !(*lineInfo)[n].continuation &&
1114 (*lineInfo)[n].type == MT_COLOR_QUOTED && (*lineInfo)[n].quote == NULL)
1117 (f, last_pos, (*lineInfo)[n].offset, buf, fmt, sizeof (buf),
1123 regexec ((regex_t *) QuoteRegexp.rx, (char *) fmt, 1, pmatch, 0);
1124 (*lineInfo)[n].quote = classify_quote (QuoteList,
1125 (char *) fmt + pmatch[0].rm_so,
1126 pmatch[0].rm_eo - pmatch[0].rm_so,
1127 force_redraw, q_level);
1130 if ((flags & M_SEARCH) && !(*lineInfo)[n].continuation
1131 && (*lineInfo)[n].search_cnt == -1) {
1133 (f, last_pos, (*lineInfo)[n].offset, buf, fmt, sizeof (buf),
1141 (*lineInfo)[n].search_cnt = 0;
1143 (SearchRE, (char *) fmt + offset, 1, pmatch,
1144 (offset ? REG_NOTBOL : 0)) == 0) {
1145 if (++((*lineInfo)[n].search_cnt) > 1)
1146 p_realloc(&(*lineInfo)[n].search, (*lineInfo)[n].search_cnt);
1148 (*lineInfo)[n].search = p_new(struct syntax_t, 1);
1149 pmatch[0].rm_so += offset;
1150 pmatch[0].rm_eo += offset;
1151 ((*lineInfo)[n].search)[(*lineInfo)[n].search_cnt - 1].first =
1153 ((*lineInfo)[n].search)[(*lineInfo)[n].search_cnt - 1].last =
1156 if (pmatch[0].rm_eo == pmatch[0].rm_so)
1157 offset++; /* avoid degenerate cases */
1159 offset = pmatch[0].rm_eo;
1165 if (!(flags & M_SHOW) && (*lineInfo)[n + 1].offset > 0) {
1166 /* we've already scanned this line, so just exit */
1169 if ((flags & M_SHOWCOLOR) && *force_redraw && (*lineInfo)[n + 1].offset > 0) {
1170 /* no need to try to display this line... */
1171 return (1); /* fake display */
1174 if ((b_read = fill_buffer (f, last_pos, (*lineInfo)[n].offset, buf, fmt,
1175 sizeof (buf), &buf_ready)) < 0) {
1181 /* now chose a good place to break the line */
1182 cnt = format_line(lineInfo, n, buf, flags, 0, b_read, &ch, &vch, &col,
1184 buf_ptr = buf + cnt;
1186 /* move the break point only if smart_wrap is set */
1187 if (option (OPTWRAP)) {
1189 if (ch != -1 && buf[cnt] != ' ' && buf[cnt] != '\t' && buf[cnt] != '\n'
1190 && buf[cnt] != '\r') {
1192 /* skip trailing blanks */
1193 while (ch && (buf[ch] == ' ' || buf[ch] == '\t' || buf[ch] == '\r'))
1195 /* a very long word with leading spaces causes infinite wrapping */
1196 if ((!ch) && (flags & M_PAGER_NSKIP))
1197 buf_ptr = buf + cnt;
1201 buf_ptr = buf + cnt; /* a very long word... */
1204 if (!(flags & M_PAGER_NSKIP))
1205 /* skip leading blanks on the next line too */
1206 while (*buf_ptr == ' ' || *buf_ptr == '\t')
1210 if (*buf_ptr == '\r')
1212 if (*buf_ptr == '\n')
1215 if ((int) (buf_ptr - buf) < b_read && !(*lineInfo)[n + 1].continuation)
1216 append_line (*lineInfo, n, (int) (buf_ptr - buf));
1217 (*lineInfo)[n + 1].offset = (*lineInfo)[n].offset + (long) (buf_ptr - buf);
1219 /* if we don't need to display the line we are done */
1220 if (!(flags & M_SHOW))
1223 /* display the line */
1224 format_line (lineInfo, n, buf, flags, &a, cnt, &ch, &vch, &col, &special);
1226 /* end the last color pattern (needed by S-Lang) */
1227 if (special || (col != getmaxx(main_w) && (flags & (M_SHOWCOLOR | M_SEARCH))))
1228 resolve_color(*lineInfo, n, vch, flags, 0, &a);
1231 * Fill the blank space at the end of the line with the prevailing color.
1232 * ncurses does an implicit wclrtoeol(main_w) when you do waddch(main_w,
1233 * '\n') so we have to make sure to reset the color *after* that
1235 if (flags & M_SHOWCOLOR) {
1236 m = ((*lineInfo)[n].continuation) ? ((*lineInfo)[n].syntax)[0].first : n;
1237 if ((*lineInfo)[m].type == MT_COLOR_HEADER)
1238 def_color = ((*lineInfo)[m].syntax)[0].color;
1240 def_color = ColorDefs[(*lineInfo)[m].type];
1242 wattrset(main_w, def_color);
1243 wbkgdset(main_w, def_color | ' ');
1245 waddch(main_w, '\n');
1248 * reset the color back to normal. This *must* come after the
1249 * waddch(main_w, '\n'), otherwise the color for this line will not be
1250 * filled to the right margin.
1252 if (flags & M_SHOWCOLOR) {
1253 SETCOLOR(main_w, MT_COLOR_NORMAL);
1254 BKGDSET(main_w, MT_COLOR_NORMAL);
1257 /* build a return code */
1258 if (!(flags & M_SHOW))
1264 static int upNLines (int nlines, struct line_t *info, int cur, int hiding)
1266 while (cur > 0 && nlines > 0) {
1268 if (!hiding || info[cur].type != MT_COLOR_QUOTED)
1275 /* This pager is actually not so simple as it once was. It now operates in
1276 two modes: one for viewing messages and the other for viewing help. These
1277 can be distinguished by whether or not ``hdr'' is NULL. The ``hdr'' arg
1278 is there so that we can do operations on the current message without the
1279 need to pop back out to the main-menu. */
1281 mutt_pager (const char *banner, const char *fname, int flags, pager_t * extra)
1283 static char searchbuf[STRING];
1284 char buffer[LONG_STRING];
1285 int maxLine, lastLine = 0;
1286 struct line_t *lineInfo;
1287 struct q_class_t *QuoteList = NULL;
1288 int i, j, ch = 0, rc = -1, hideQuoted = 0, q_level = 0, force_redraw = 0;
1289 int lines = 0, curline = 0, topline = 0, oldtopline = 0, err, first = 1;
1291 int redraw = REDRAW_FULL;
1293 off_t last_pos = 0, last_offset = 0;
1294 int old_smart_wrap, old_markers;
1297 int SearchCompiled = 0, SearchFlag = 0, SearchBack = 0;
1298 int has_types = (IsHeader (extra) || (flags & M_SHOWCOLOR)) ? M_TYPES : 0; /* main message or rfc822 attachment */
1300 int bodyoffset = 1; /* offset of first line of real text */
1301 int statusoffset = 0; /* offset for the status bar */
1302 int helpoffset = LINES - 2; /* offset for the help bar. */
1303 int bodylen = LINES - 2 - bodyoffset; /* length of displayable area */
1305 MUTTMENU *pager_index = NULL; /* the Pager Index (PI) */
1306 int indexoffset = 0; /* offset for the PI */
1307 int indexlen = PagerIndexLines; /* indexlen not always == PIL */
1308 int indicator = indexlen / 3; /* the indicator line of the PI */
1309 int old_PagerIndexLines; /* some people want to resize it
1310 * while inside the pager... */
1316 if (!(flags & M_SHOWCOLOR))
1317 flags |= M_SHOWFLAT;
1319 if ((fp = fopen (fname, "r")) == NULL) {
1320 mutt_perror (fname);
1324 if (stat (fname, &sb) != 0) {
1325 mutt_perror (fname);
1331 /* Initialize variables */
1333 if (IsHeader (extra) && !extra->hdr->read) {
1334 Context->msgnotreadyet = extra->hdr->msgno;
1335 mutt_set_flag (Context, extra->hdr, M_READ, 1);
1338 lineInfo = p_new(struct line_t, maxLine = LINES);
1339 for (i = 0; i < maxLine; i++) {
1340 p_clear(&lineInfo[i], 1);
1341 lineInfo[i].type = -1;
1342 lineInfo[i].search_cnt = -1;
1343 lineInfo[i].syntax = p_new(struct syntax_t, 1);
1344 (lineInfo[i].syntax)[0].first = (lineInfo[i].syntax)[0].last = -1;
1351 if (redraw & REDRAW_FULL) {
1352 SETCOLOR(main_w, MT_COLOR_NORMAL);
1353 /* wclear(main_w) doesn't optimize screen redraws */
1354 wmove(main_w, 0, 0);
1357 if (IsHeader (extra) && Context->vcount + 1 < PagerIndexLines)
1358 indexlen = Context->vcount + 1;
1360 indexlen = PagerIndexLines;
1362 indicator = indexlen / 3;
1364 if (option (OPTSTATUSONTOP)) {
1366 statusoffset = IsHeader (extra) ? indexlen : 0;
1367 bodyoffset = statusoffset + 1;
1368 helpoffset = LINES - 2;
1369 bodylen = helpoffset - bodyoffset;
1373 statusoffset = LINES - 2;
1374 bodyoffset = indexoffset + (IsHeader (extra) ? indexlen : 0);
1375 bodylen = statusoffset - bodyoffset;
1378 SETCOLOR(main_w, MT_COLOR_STATUS);
1379 wmove(main_w, helpoffset, 0);
1380 mutt_paddstr(main_w, getmaxx(main_w), "");
1381 SETCOLOR(main_w, MT_COLOR_NORMAL);
1383 if (Resize != NULL) {
1384 if ((SearchCompiled = Resize->SearchCompiled)) {
1386 (&SearchRE, searchbuf, REG_NEWLINE | mutt_which_case (searchbuf));
1387 SearchFlag = M_SEARCH;
1388 SearchBack = Resize->SearchBack;
1390 lines = Resize->line;
1391 redraw |= REDRAW_SIGWINCH;
1396 if (IsHeader (extra) && PagerIndexLines) {
1397 if (pager_index == NULL) {
1398 /* only allocate the space if/when we need the index.
1399 Initialise the menu as per the main index */
1400 pager_index = mutt_new_menu ();
1401 pager_index->menu = MENU_MAIN;
1402 pager_index->make_entry = index_make_entry;
1403 pager_index->color = index_color;
1404 pager_index->max = Context->vcount;
1405 pager_index->current = extra->hdr->virtual;
1408 SETCOLOR(main_w, MT_COLOR_NORMAL);
1409 pager_index->offset = indexoffset + (option (OPTSTATUSONTOP) ? 1 : 0);
1411 pager_index->pagelen = indexlen - 1;
1413 /* some fudge to work out where abouts the indicator should go */
1414 if (pager_index->current - indicator < 0)
1415 pager_index->top = 0;
1416 else if (pager_index->max - pager_index->current < pager_index->pagelen - indicator)
1417 pager_index->top = pager_index->max - pager_index->pagelen;
1419 pager_index->top = pager_index->current - indicator;
1421 menu_redraw_index (pager_index);
1424 redraw |= REDRAW_BODY | REDRAW_INDEX | REDRAW_STATUS;
1428 if (redraw & REDRAW_SIGWINCH) {
1431 while (display_line (fp, &last_pos, &lineInfo, ++i, &lastLine, &maxLine,
1432 has_types | SearchFlag, &QuoteList, &q_level,
1433 &force_redraw, &SearchRE) == 0) {
1434 if (!lineInfo[i].continuation && ++j == lines) {
1439 redraw |= REDRAW_SIDEBAR;
1443 if ((redraw & REDRAW_BODY) || topline != oldtopline) {
1445 wmove(main_w, bodyoffset, 0);
1446 curline = oldtopline = topline;
1450 while (lines < bodylen && lineInfo[curline].offset <= sb.st_size - 1) {
1451 if (display_line (fp, &last_pos, &lineInfo, curline, &lastLine,
1453 (flags & M_DISPLAYFLAGS) | hideQuoted |
1454 SearchFlag, &QuoteList, &q_level, &force_redraw,
1458 wmove(main_w, lines + bodyoffset, 0);
1459 redraw |= REDRAW_SIDEBAR;
1461 last_offset = lineInfo[curline].offset;
1462 } while (force_redraw);
1464 SETCOLOR(main_w, MT_COLOR_TILDE);
1465 BKGDSET(main_w, MT_COLOR_TILDE);
1466 while (lines < bodylen) {
1468 if (option (OPTTILDE))
1469 waddch(main_w, '~');
1470 waddch(main_w, '\n');
1472 wmove(main_w, lines + bodyoffset, 0);
1474 /* We are going to update the pager status bar, so it isn't
1475 * necessary to reset to normal color now. */
1477 redraw |= REDRAW_STATUS; /* need to update the % seen */
1480 if (redraw & REDRAW_STATUS) {
1481 /* print out the pager status bar */
1482 SETCOLOR(main_w, MT_COLOR_STATUS);
1483 BKGDSET(main_w, MT_COLOR_STATUS);
1484 wmove(main_w, statusoffset, 0);
1486 if (IsHeader (extra)) {
1487 size_t l1 = (getmaxx(main_w) - 9) * MB_LEN_MAX;
1488 size_t l2 = sizeof (buffer);
1490 _mutt_make_string (buffer, l1 < l2 ? l1 : l2, NONULL (PagerFmt),
1491 Context, extra->hdr, M_FORMAT_MAKEPRINT);
1493 else if (IsMsgAttach (extra)) {
1494 size_t l1 = (getmaxx(main_w) - 9) * MB_LEN_MAX;
1495 size_t l2 = sizeof (buffer);
1497 _mutt_make_string (buffer, l1 < l2 ? l1 : l2, NONULL (PagerFmt),
1498 Context, extra->bdy->hdr, M_FORMAT_MAKEPRINT);
1500 wmove(main_w, statusoffset, 0);
1501 mutt_paddstr(main_w, getmaxx(main_w) - 10,
1502 IsHeader(extra) || IsMsgAttach(extra) ? buffer : banner);
1504 waddstr(main_w, " -- (");
1505 if (last_pos < sb.st_size - 1)
1506 wprintw(main_w, "%d%%)", (int) (100 * last_offset / sb.st_size));
1508 waddstr(main_w, topline == 0 ? "all)" : "end)");
1509 BKGDSET(main_w, MT_COLOR_NORMAL);
1510 SETCOLOR(main_w, MT_COLOR_NORMAL);
1513 if (redraw & REDRAW_SIDEBAR)
1516 if ((redraw & REDRAW_INDEX) && pager_index) {
1517 /* redraw the pager_index indicator, because the
1518 * flags for this message might have changed. */
1519 menu_redraw_current (pager_index);
1521 /* print out the pager_index status bar */
1522 menu_status_line (buffer, sizeof (buffer), pager_index, NONULL (Status));
1523 wmove(main_w, indexoffset + (option(OPTSTATUSONTOP) ? 0 : (indexlen - 1)), 0);
1524 SETCOLOR(main_w, MT_COLOR_STATUS);
1525 BKGDSET(main_w, MT_COLOR_STATUS);
1526 mutt_paddstr(main_w, getmaxx(main_w), buffer);
1527 SETCOLOR(main_w, MT_COLOR_NORMAL);
1528 BKGDSET(main_w, MT_COLOR_NORMAL);
1530 /* if we're not using the index, update every time */
1537 if (IsHeader (extra) && OldHdr == extra->hdr && TopLine != topline
1538 && lineInfo[curline].offset < sb.st_size-1) {
1539 if (TopLine - topline > lines)
1548 ch = km_dokey (MENU_PAGER);
1550 mutt_clear_error ();
1561 /* Store current position. */
1563 for (i = 0; i <= topline; i++)
1564 if (!lineInfo[i].continuation)
1567 if (flags & M_PAGER_RETWINCH) {
1568 Resize = p_new(struct resize, 1);
1570 Resize->line = lines;
1571 Resize->SearchCompiled = SearchCompiled;
1572 Resize->SearchBack = SearchBack;
1575 rc = OP_REFORMAT_WINCH;
1577 for (i = 0; i < maxLine; i++) {
1578 lineInfo[i].offset = 0;
1579 lineInfo[i].type = -1;
1580 lineInfo[i].continuation = 0;
1581 lineInfo[i].chunks = 0;
1582 lineInfo[i].search_cnt = -1;
1583 lineInfo[i].quote = NULL;
1585 p_realloc(&lineInfo[i].syntax, 1);
1587 p_delete(&lineInfo[i].search);
1593 redraw = REDRAW_FULL | REDRAW_SIGWINCH;
1613 if (lineInfo[curline].offset < sb.st_size - 1) {
1614 topline = upNLines (PagerContext, lineInfo, curline, hideQuoted);
1616 else if (option (OPTPAGERSTOP)) {
1617 /* emulate "less -q" and don't go on to the next message. */
1618 mutt_error _("Bottom of message is shown.");
1620 /* end of the current message, so display the next message. */
1621 rc = OP_MAIN_NEXT_UNDELETED;
1629 upNLines (bodylen - PagerContext, lineInfo, topline, hideQuoted);
1632 mutt_error _("Top of message is shown.");
1636 if (lineInfo[curline].offset < sb.st_size - 1) {
1639 while (lineInfo[topline].type == MT_COLOR_QUOTED &&
1645 mutt_error _("Bottom of message is shown.");
1650 topline = upNLines (1, lineInfo, topline, hideQuoted);
1652 mutt_error _("Top of message is shown.");
1659 mutt_error _("Top of message is shown.");
1664 topline = upNLines (bodylen / 2, lineInfo, topline, hideQuoted);
1666 mutt_error _("Top of message is shown.");
1670 if (lineInfo[curline].offset < sb.st_size - 1) {
1671 topline = upNLines (bodylen / 2, lineInfo, curline, hideQuoted);
1673 else if (option (OPTPAGERSTOP)) {
1674 /* emulate "less -q" and don't go on to the next message. */
1675 mutt_error _("Bottom of message is shown.");
1677 /* end of the current message, so display the next message. */
1678 rc = OP_MAIN_NEXT_UNDELETED;
1683 case OP_SEARCH_NEXT:
1684 case OP_SEARCH_OPPOSITE:
1685 if (SearchCompiled) {
1687 if ((!SearchBack && ch == OP_SEARCH_NEXT) ||
1688 (SearchBack && ch == OP_SEARCH_OPPOSITE)) {
1689 /* searching forward */
1690 for (i = topline + 1; i < lastLine; i++) {
1691 if ((!hideQuoted || lineInfo[i].type != MT_COLOR_QUOTED) &&
1692 !lineInfo[i].continuation && lineInfo[i].search_cnt > 0)
1699 mutt_error _("Not found.");
1702 /* searching backward */
1703 for (i = topline - 1; i >= 0; i--) {
1704 if ((!hideQuoted || (has_types &&
1705 lineInfo[i].type != MT_COLOR_QUOTED)) &&
1706 !lineInfo[i].continuation && lineInfo[i].search_cnt > 0)
1713 mutt_error _("Not found.");
1716 if (lineInfo[topline].search_cnt > 0)
1717 SearchFlag = M_SEARCH;
1721 /* no previous search pattern, so fall through to search */
1724 case OP_SEARCH_REVERSE:
1725 m_strcpy(buffer, sizeof(buffer), searchbuf);
1726 if (mutt_get_field ((SearchBack ? _("Reverse search: ") :
1727 _("Search: ")), buffer, sizeof (buffer),
1731 if (!m_strcmp (buffer, searchbuf)) {
1732 if (SearchCompiled) {
1733 /* do an implicit search-next */
1734 if (ch == OP_SEARCH)
1735 ch = OP_SEARCH_NEXT;
1737 ch = OP_SEARCH_OPPOSITE;
1746 m_strcpy(searchbuf, sizeof(searchbuf), buffer);
1748 /* leave SearchBack alone if ch == OP_SEARCH_NEXT */
1749 if (ch == OP_SEARCH)
1751 else if (ch == OP_SEARCH_REVERSE)
1754 if (SearchCompiled) {
1755 regfree (&SearchRE);
1756 for (i = 0; i < lastLine; i++) {
1757 p_delete(&lineInfo[i].search);
1758 lineInfo[i].search_cnt = -1;
1763 REGCOMP (&SearchRE, searchbuf,
1764 REG_NEWLINE | mutt_which_case (searchbuf))) != 0) {
1765 regerror (err, &SearchRE, buffer, sizeof (buffer));
1766 mutt_error ("%s", buffer);
1767 regfree (&SearchRE);
1768 for (i = 0; i < maxLine; i++) {
1770 p_delete(&lineInfo[i].search);
1771 lineInfo[i].search_cnt = -1;
1778 /* update the search pointers */
1780 while (display_line (fp, &last_pos, &lineInfo, i, &lastLine,
1781 &maxLine, M_SEARCH | (flags & M_PAGER_NSKIP),
1782 &QuoteList, &q_level,
1783 &force_redraw, &SearchRE) == 0) {
1785 redraw |= REDRAW_SIDEBAR;
1789 /* searching forward */
1790 for (i = topline; i < lastLine; i++) {
1791 if ((!hideQuoted || lineInfo[i].type != MT_COLOR_QUOTED) &&
1792 !lineInfo[i].continuation && lineInfo[i].search_cnt > 0)
1800 /* searching backward */
1801 for (i = topline; i >= 0; i--) {
1802 if ((!hideQuoted || lineInfo[i].type != MT_COLOR_QUOTED) &&
1803 !lineInfo[i].continuation && lineInfo[i].search_cnt > 0)
1811 if (lineInfo[topline].search_cnt == 0) {
1813 mutt_error _("Not found.");
1816 SearchFlag = M_SEARCH;
1818 redraw = REDRAW_BODY;
1821 case OP_SEARCH_TOGGLE:
1822 if (SearchCompiled) {
1823 SearchFlag ^= M_SEARCH;
1824 redraw = REDRAW_BODY;
1829 /* don't let the user enter the help-menu from the help screen! */
1832 mutt_help (MENU_PAGER);
1833 redraw = REDRAW_FULL;
1837 mutt_error _("Help is currently being shown.");
1840 case OP_PAGER_HIDE_QUOTED:
1842 hideQuoted ^= M_HIDE;
1843 if (hideQuoted && lineInfo[topline].type == MT_COLOR_QUOTED)
1844 topline = upNLines (1, lineInfo, topline, hideQuoted);
1846 redraw = REDRAW_BODY;
1850 case OP_PAGER_SKIP_QUOTED:
1853 int new_topline = topline;
1855 while ((new_topline < lastLine ||
1856 (0 == (dretval = display_line (fp, &last_pos, &lineInfo,
1857 new_topline, &lastLine,
1858 &maxLine, M_TYPES, &QuoteList,
1859 &q_level, &force_redraw,
1861 && lineInfo[new_topline].type != MT_COLOR_QUOTED) {
1862 redraw |= REDRAW_SIDEBAR;
1867 mutt_error _("No more quoted text.");
1872 while ((new_topline < lastLine ||
1873 (0 == (dretval = display_line (fp, &last_pos, &lineInfo,
1874 new_topline, &lastLine,
1875 &maxLine, M_TYPES, &QuoteList,
1876 &q_level, &force_redraw,
1878 && lineInfo[new_topline].type == MT_COLOR_QUOTED) {
1880 redraw |= REDRAW_SIDEBAR;
1884 mutt_error _("No more unquoted text after quoted text.");
1888 topline = new_topline;
1892 case OP_PAGER_BOTTOM: /* move to the end of the file */
1893 if (lineInfo[curline].offset < sb.st_size - 1) {
1895 /* make sure the types are defined to the end of file */
1896 while (display_line (fp, &last_pos, &lineInfo, i, &lastLine,
1897 &maxLine, has_types,
1898 &QuoteList, &q_level, &force_redraw,
1901 redraw |= REDRAW_SIDEBAR;
1903 topline = upNLines (bodylen, lineInfo, lastLine, hideQuoted);
1906 mutt_error _("Bottom of message is shown.");
1910 clearok(main_w, TRUE);
1911 redraw = REDRAW_FULL;
1915 km_error_key (MENU_PAGER);
1918 /* --------------------------------------------------------------------
1919 * The following are operations on the current message rather than
1920 * adjusting the view of the message.
1923 case OP_BOUNCE_MESSAGE:
1924 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra))
1926 if (IsMsgAttach (extra))
1927 mutt_attach_bounce (extra->fp, extra->hdr,
1928 extra->idx, extra->idxlen, extra->bdy);
1930 ci_bounce_message (extra->hdr, &redraw);
1934 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra))
1936 if (IsMsgAttach (extra))
1937 mutt_attach_resend (extra->fp, extra->hdr,
1938 extra->idx, extra->idxlen, extra->bdy);
1940 mutt_resend_message (NULL, extra->ctx, extra->hdr);
1941 redraw = REDRAW_FULL;
1944 case OP_CHECK_TRADITIONAL:
1945 CHECK_MODE (IsHeader (extra));
1946 if (!(extra->hdr->security & PGP_TRADITIONAL_CHECKED)) {
1948 rc = OP_CHECK_TRADITIONAL;
1952 case OP_CREATE_ALIAS:
1953 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
1954 if (IsMsgAttach (extra))
1955 mutt_create_alias (extra->bdy->hdr->env, NULL);
1957 mutt_create_alias (extra->hdr->env, NULL);
1958 MAYBE_REDRAW (redraw);
1961 case OP_PURGE_MESSAGE:
1963 CHECK_MODE (IsHeader (extra));
1966 CHECK_MX_ACL (Context, ACL_DELETE, _("Deletion"));
1968 mutt_set_flag (Context, extra->hdr, M_DELETE, 1);
1969 mutt_set_flag (Context, extra->hdr, M_PURGED,
1970 ch != OP_PURGE_MESSAGE ? 0 : 1);
1971 if (option (OPTDELETEUNTAG))
1972 mutt_set_flag (Context, extra->hdr, M_TAG, 0);
1973 redraw = REDRAW_STATUS | REDRAW_INDEX;
1974 if (option (OPTRESOLVE)) {
1976 rc = OP_MAIN_NEXT_UNDELETED;
1980 case OP_DELETE_THREAD:
1981 case OP_DELETE_SUBTHREAD:
1982 CHECK_MODE (IsHeader (extra));
1985 CHECK_MX_ACL (Context, ACL_DELETE, _("Deletion"));
1987 r = mutt_thread_set_flag (extra->hdr, M_DELETE, 1,
1988 ch == OP_DELETE_THREAD ? 0 : 1);
1991 if (option (OPTDELETEUNTAG))
1992 mutt_thread_set_flag (extra->hdr, M_TAG, 0,
1993 ch == OP_DELETE_THREAD ? 0 : 1);
1994 if (option (OPTRESOLVE)) {
1995 rc = OP_MAIN_NEXT_UNDELETED;
1999 if (!option (OPTRESOLVE) && PagerIndexLines)
2000 redraw = REDRAW_FULL;
2002 redraw = REDRAW_STATUS | REDRAW_INDEX;
2006 case OP_DISPLAY_ADDRESS:
2007 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2008 if (IsMsgAttach (extra))
2009 mutt_display_address (extra->bdy->hdr->env);
2011 mutt_display_address (extra->hdr->env);
2014 case OP_ENTER_COMMAND:
2015 old_smart_wrap = option (OPTWRAP);
2016 old_markers = option (OPTMARKERS);
2017 old_PagerIndexLines = PagerIndexLines;
2019 CurrentMenu = MENU_PAGER;
2020 mutt_enter_command ();
2022 if (option (OPTNEEDRESORT)) {
2023 unset_option (OPTNEEDRESORT);
2024 CHECK_MODE (IsHeader (extra));
2025 set_option (OPTNEEDRESORT);
2028 if (old_PagerIndexLines != PagerIndexLines) {
2030 mutt_menuDestroy (&pager_index);
2034 if (option (OPTWRAP) != old_smart_wrap ||
2035 option (OPTMARKERS) != old_markers) {
2036 if (flags & M_PAGER_RETWINCH) {
2038 rc = OP_REFORMAT_WINCH;
2042 /* count the real lines above */
2044 for (i = 0; i <= topline; i++) {
2045 if (!lineInfo[i].continuation)
2049 /* we need to restart the whole thing */
2050 for (i = 0; i < maxLine; i++) {
2051 lineInfo[i].offset = 0;
2052 lineInfo[i].type = -1;
2053 lineInfo[i].continuation = 0;
2054 lineInfo[i].chunks = 0;
2055 lineInfo[i].search_cnt = -1;
2056 lineInfo[i].quote = NULL;
2058 p_realloc(&(lineInfo[i].syntax), 1);
2060 p_delete(&lineInfo[i].search);
2063 if (SearchCompiled) {
2064 regfree (&SearchRE);
2069 /* try to keep the old position */
2072 while (j > 0 && display_line (fp, &last_pos, &lineInfo, topline,
2073 &lastLine, &maxLine,
2074 (has_types ? M_TYPES : 0),
2075 &QuoteList, &q_level, &force_redraw,
2077 redraw |= REDRAW_SIDEBAR;
2078 if (!lineInfo[topline].continuation)
2087 if (option (OPTFORCEREDRAWPAGER))
2088 redraw = REDRAW_FULL;
2089 unset_option (OPTFORCEREDRAWINDEX);
2090 unset_option (OPTFORCEREDRAWPAGER);
2093 case OP_FLAG_MESSAGE:
2094 CHECK_MODE (IsHeader (extra));
2097 CHECK_MX_ACL (Context, ACL_WRITE, _("Flagging"));
2099 mutt_set_flag (Context, extra->hdr, M_FLAG, !extra->hdr->flagged);
2100 redraw = REDRAW_STATUS | REDRAW_INDEX;
2101 if (option (OPTRESOLVE)) {
2103 rc = OP_MAIN_NEXT_UNDELETED;
2108 CHECK_MODE (IsHeader (extra) || IsAttach (extra));
2109 if (IsAttach (extra))
2110 mutt_pipe_attachment_list (extra->fp, 0, extra->bdy, 0);
2112 mutt_pipe_message (extra->hdr);
2113 MAYBE_REDRAW (redraw);
2117 CHECK_MODE (IsHeader (extra) || IsAttach (extra));
2118 if (IsAttach (extra))
2119 mutt_print_attachment_list (extra->fp, 0, extra->bdy);
2121 mutt_print_message (extra->hdr);
2125 CHECK_MODE (IsHeader (extra) && !IsAttach (extra));
2127 ci_send_message (0, NULL, NULL, extra->ctx, NULL);
2128 redraw = REDRAW_FULL;
2133 CHECK_MODE (IsHeader (extra) && !IsAttach (extra));
2135 if (extra->ctx && extra->ctx->magic == M_NNTP &&
2136 !((nntp_data_t *) extra->ctx->data)->allowed &&
2137 query_quadoption (OPT_TOMODERATED,
2139 ("Posting to this group not allowed, may be moderated. Continue?"))
2142 ci_send_message (SENDNEWS, NULL, NULL, extra->ctx, NULL);
2143 redraw = REDRAW_FULL;
2146 case OP_FORWARD_TO_GROUP:
2147 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2149 if (extra->ctx && extra->ctx->magic == M_NNTP &&
2150 !((nntp_data_t *) extra->ctx->data)->allowed &&
2151 query_quadoption (OPT_TOMODERATED,
2153 ("Posting to this group not allowed, may be moderated. Continue?"))
2156 if (IsMsgAttach (extra))
2157 mutt_attach_forward (extra->fp, extra->hdr, extra->idx,
2158 extra->idxlen, extra->bdy, SENDNEWS);
2160 ci_send_message (SENDNEWS | SENDFORWARD, NULL, NULL, extra->ctx,
2162 redraw = REDRAW_FULL;
2166 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2169 if (IsMsgAttach (extra))
2170 followup_to = extra->bdy->hdr->env->followup_to;
2172 followup_to = extra->hdr->env->followup_to;
2174 if (!followup_to || m_strcasecmp(followup_to, "poster") ||
2175 query_quadoption (OPT_FOLLOWUPTOPOSTER,
2176 _("Reply by mail as poster prefers?")) != M_YES) {
2177 if (extra->ctx && extra->ctx->magic == M_NNTP
2178 && !((nntp_data_t *) extra->ctx->data)->allowed
2179 && query_quadoption (OPT_TOMODERATED,
2181 ("Posting to this group not allowed, may be moderated. Continue?"))
2184 if (IsMsgAttach (extra))
2185 mutt_attach_reply (extra->fp, extra->hdr, extra->idx,
2186 extra->idxlen, extra->bdy, SENDNEWS | SENDREPLY);
2188 ci_send_message (SENDNEWS | SENDREPLY, NULL, NULL,
2189 extra->ctx, extra->hdr);
2190 redraw = REDRAW_FULL;
2196 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2198 if (IsMsgAttach (extra))
2199 mutt_attach_reply (extra->fp, extra->hdr, extra->idx,
2200 extra->idxlen, extra->bdy, SENDREPLY);
2202 ci_send_message (SENDREPLY, NULL, NULL, extra->ctx, extra->hdr);
2203 redraw = REDRAW_FULL;
2206 case OP_RECALL_MESSAGE:
2207 CHECK_MODE (IsHeader (extra) && !IsAttach (extra));
2209 ci_send_message (SENDPOSTPONED, NULL, NULL, extra->ctx, extra->hdr);
2210 redraw = REDRAW_FULL;
2213 case OP_GROUP_REPLY:
2214 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2216 if (IsMsgAttach (extra))
2217 mutt_attach_reply (extra->fp, extra->hdr, extra->idx,
2218 extra->idxlen, extra->bdy,
2219 SENDREPLY | SENDGROUPREPLY);
2221 ci_send_message (SENDREPLY | SENDGROUPREPLY, NULL, NULL, extra->ctx,
2223 redraw = REDRAW_FULL;
2227 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2229 if (IsMsgAttach (extra))
2230 mutt_attach_reply (extra->fp, extra->hdr, extra->idx,
2231 extra->idxlen, extra->bdy,
2232 SENDREPLY | SENDLISTREPLY);
2234 ci_send_message (SENDREPLY | SENDLISTREPLY, NULL, NULL, extra->ctx,
2236 redraw = REDRAW_FULL;
2239 case OP_FORWARD_MESSAGE:
2240 CHECK_MODE (IsHeader (extra) || IsMsgAttach (extra));
2242 if (IsMsgAttach (extra))
2243 mutt_attach_forward (extra->fp, extra->hdr, extra->idx,
2244 extra->idxlen, extra->bdy, 0);
2246 ci_send_message (SENDFORWARD, NULL, NULL, extra->ctx, extra->hdr);
2247 redraw = REDRAW_FULL;
2250 case OP_DECRYPT_SAVE:
2252 if (IsAttach (extra)) {
2253 mutt_save_attachment_list (extra->fp, 0, extra->bdy, extra->hdr,
2258 case OP_COPY_MESSAGE:
2259 case OP_DECODE_SAVE:
2260 case OP_DECODE_COPY:
2261 case OP_DECRYPT_COPY:
2262 CHECK_MODE (IsHeader (extra));
2263 if (mutt_save_message (extra->hdr,
2264 (ch == OP_DECRYPT_SAVE) ||
2265 (ch == OP_SAVE) || (ch == OP_DECODE_SAVE),
2266 (ch == OP_DECODE_SAVE) || (ch == OP_DECODE_COPY),
2267 (ch == OP_DECRYPT_SAVE)
2268 || (ch == OP_DECRYPT_COPY) || 0, &redraw) == 0
2269 && (ch == OP_SAVE || ch == OP_DECODE_SAVE
2270 || ch == OP_DECRYPT_SAVE)) {
2271 if (option (OPTRESOLVE)) {
2273 rc = OP_MAIN_NEXT_UNDELETED;
2276 redraw |= REDRAW_STATUS | REDRAW_INDEX;
2278 MAYBE_REDRAW (redraw);
2281 case OP_SHELL_ESCAPE:
2282 mutt_shell_escape ();
2283 MAYBE_REDRAW (redraw);
2287 CHECK_MODE (IsHeader (extra));
2288 mutt_set_flag (Context, extra->hdr, M_TAG, !extra->hdr->tagged);
2290 Context->last_tag = extra->hdr->tagged ? extra->hdr :
2291 ((Context->last_tag == extra->hdr && !extra->hdr->tagged)
2292 ? NULL : Context->last_tag);
2294 redraw = REDRAW_STATUS | REDRAW_INDEX;
2295 if (option (OPTRESOLVE)) {
2302 CHECK_MODE (IsHeader (extra));
2305 CHECK_MX_ACL (Context, ACL_SEEN, _("Toggling"));
2307 if (extra->hdr->read || extra->hdr->old)
2308 mutt_set_flag (Context, extra->hdr, M_NEW, 1);
2310 mutt_set_flag (Context, extra->hdr, M_READ, 1);
2312 Context->msgnotreadyet = -1;
2313 redraw = REDRAW_STATUS | REDRAW_INDEX;
2314 if (option (OPTRESOLVE)) {
2316 rc = OP_MAIN_NEXT_UNDELETED;
2321 CHECK_MODE (IsHeader (extra));
2324 CHECK_MX_ACL (Context, ACL_DELETE, _("Undeletion"));
2326 mutt_set_flag (Context, extra->hdr, M_DELETE, 0);
2327 mutt_set_flag (Context, extra->hdr, M_PURGED, 0);
2328 redraw = REDRAW_STATUS | REDRAW_INDEX;
2329 if (option (OPTRESOLVE)) {
2335 case OP_UNDELETE_THREAD:
2336 case OP_UNDELETE_SUBTHREAD:
2337 CHECK_MODE (IsHeader (extra));
2340 CHECK_MX_ACL (Context, ACL_DELETE, _("Undeletion"));
2342 r = mutt_thread_set_flag (extra->hdr, M_DELETE, 0,
2343 ch == OP_UNDELETE_THREAD ? 0 : 1)
2344 + mutt_thread_set_flag (extra->hdr, M_PURGED, 0,
2345 ch == OP_UNDELETE_THREAD ? 0 : 1);
2348 if (option (OPTRESOLVE)) {
2349 rc = (ch == OP_DELETE_THREAD) ?
2350 OP_MAIN_NEXT_THREAD : OP_MAIN_NEXT_SUBTHREAD;
2354 if (!option (OPTRESOLVE) && PagerIndexLines)
2355 redraw = REDRAW_FULL;
2357 redraw = REDRAW_STATUS | REDRAW_INDEX;
2366 if (option (OPTFORCEBUFFYCHECK))
2369 redraw |= REDRAW_SIDEBAR;
2372 case OP_VIEW_ATTACHMENTS:
2373 if (flags & M_PAGER_ATTACHMENT) {
2375 rc = OP_ATTACH_COLLAPSE;
2378 CHECK_MODE (IsHeader (extra));
2379 mutt_view_attachments (extra->hdr);
2380 if (extra->hdr->attach_del)
2381 Context->changed = 1;
2382 redraw = REDRAW_FULL;
2385 case OP_EXTRACT_KEYS:
2386 CHECK_MODE (IsHeader (extra));
2387 crypt_extract_keys_from_messages (extra->hdr);
2388 redraw = REDRAW_FULL;
2391 case OP_SIDEBAR_SCROLL_UP:
2392 case OP_SIDEBAR_SCROLL_DOWN:
2393 case OP_SIDEBAR_NEXT:
2394 case OP_SIDEBAR_NEXT_NEW:
2395 case OP_SIDEBAR_PREV:
2396 case OP_SIDEBAR_PREV_NEW:
2397 sidebar_scroll (ch);
2406 if (IsHeader (extra)) {
2407 Context->msgnotreadyet = -1;
2412 OldHdr = extra->hdr;
2416 cleanup_quote(&QuoteList);
2418 for (i = 0; i < maxLine; i++) {
2419 p_delete(&lineInfo[i].syntax);
2421 p_delete(&lineInfo[i].search);
2423 if (SearchCompiled) {
2424 regfree (&SearchRE);
2427 p_delete(&lineInfo);
2429 mutt_menuDestroy (&pager_index);
2430 return (rc != -1 ? rc : 0);
2434 #undef CHECK_READONLY