NeoMutt
Teaching an old dog new tricks
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message.c
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1
29#include "config.h"
30#include <errno.h>
31#include <stdbool.h>
32#include <stdio.h>
33#include <unistd.h>
34#include "mutt/lib.h"
35#include "config/lib.h"
36#include "email/lib.h"
37#include "core/lib.h"
38#include "gui/lib.h"
39#include "mutt.h"
40#include "lib.h"
41#include "attach/lib.h"
42#include "index/lib.h"
43#include "key/lib.h"
44#include "menu/lib.h"
45#include "ncrypt/lib.h"
46#include "question/lib.h"
47#include "copy.h"
48#include "format_flags.h"
49#include "globals.h" // IWYU pragma: keep
50#include "hdrline.h"
51#include "hook.h"
52#include "mview.h"
53#include "mx.h"
54#include "protos.h"
55#ifdef USE_AUTOCRYPT
56#include "autocrypt/lib.h"
57#endif
58
60static const char *ExtPagerProgress = N_("all");
61
67static void process_protected_headers(struct Mailbox *m, struct Email *e)
68{
69 struct Envelope *prot_headers = NULL;
70 regmatch_t pmatch[1];
71
72 const bool c_crypt_protected_headers_read = cs_subset_bool(NeoMutt->sub, "crypt_protected_headers_read");
73#ifdef USE_AUTOCRYPT
74 const bool c_autocrypt = cs_subset_bool(NeoMutt->sub, "autocrypt");
75 if (!c_crypt_protected_headers_read && !c_autocrypt)
76 return;
77#else
78 if (!c_crypt_protected_headers_read)
79 return;
80#endif
81
82 /* Grab protected headers to update in the index */
83 if (e->security & SEC_SIGN)
84 {
85 /* Don't update on a bad signature.
86 *
87 * This is a simplification. It's possible the headers are in the
88 * encrypted part of a nested encrypt/signed. But properly handling that
89 * case would require more complexity in the decryption handlers, which
90 * I'm not sure is worth it. */
91 if (!(e->security & SEC_GOODSIGN))
92 return;
93
95 {
96 prot_headers = e->body->parts->mime_headers;
97 }
99 {
100 prot_headers = e->body->mime_headers;
101 }
102 }
103 if (!prot_headers && (e->security & SEC_ENCRYPT))
104 {
105 if (((WithCrypto & APPLICATION_PGP) != 0) &&
108 {
109 prot_headers = e->body->mime_headers;
110 }
112 {
113 prot_headers = e->body->mime_headers;
114 }
115 }
116
117 /* Update protected headers in the index and header cache. */
118 if (c_crypt_protected_headers_read && prot_headers && prot_headers->subject &&
119 !mutt_str_equal(e->env->subject, prot_headers->subject))
120 {
121 if (m->subj_hash && e->env->real_subj)
123
124 mutt_str_replace(&e->env->subject, prot_headers->subject);
125 FREE(&e->env->disp_subj);
126 const struct Regex *c_reply_regex = cs_subset_regex(NeoMutt->sub, "reply_regex");
127 if (mutt_regex_capture(c_reply_regex, e->env->subject, 1, pmatch))
128 {
129 e->env->real_subj = e->env->subject + pmatch[0].rm_eo;
130 if (e->env->real_subj[0] == '\0')
131 e->env->real_subj = NULL;
132 }
133 else
134 {
135 e->env->real_subj = e->env->subject;
136 }
137
138 if (m->subj_hash)
140
141 mx_save_hcache(m, e);
142
143 /* Also persist back to the message headers if this is set */
144 const bool c_crypt_protected_headers_save = cs_subset_bool(NeoMutt->sub, "crypt_protected_headers_save");
145 if (c_crypt_protected_headers_save)
146 {
148 e->changed = true;
149 m->changed = true;
150 }
151 }
152
153#ifdef USE_AUTOCRYPT
154 if (c_autocrypt && (e->security & SEC_ENCRYPT) && prot_headers && prot_headers->autocrypt_gossip)
155 {
157 }
158#endif
159}
160
175static int email_to_file(struct Message *msg, struct Buffer *tempfile,
176 struct Mailbox *m, struct Email *e, const char *header,
177 int wrap_len, CopyMessageFlags *cmflags)
178{
179 int rc = 0;
180 pid_t filterpid = -1;
181
184
185 char columns[16] = { 0 };
186 // win_pager might not be visible and have a size yet, so use win_index
187 snprintf(columns, sizeof(columns), "%d", wrap_len);
188 envlist_set(&EnvList, "COLUMNS", columns, true);
189
190 /* see if crypto is needed for this message. if so, we should exit curses */
191 if ((WithCrypto != 0) && e->security)
192 {
193 if (e->security & SEC_ENCRYPT)
194 {
198 goto cleanup;
199
200 *cmflags |= MUTT_CM_VERIFY;
201 }
202 else if (e->security & SEC_SIGN)
203 {
204 /* find out whether or not the verify signature */
205 /* L10N: Used for the $crypt_verify_sig prompt */
206 if (query_quadoption(_("Verify signature?"), NeoMutt->sub, "crypt_verify_sig") == MUTT_YES)
207 {
208 *cmflags |= MUTT_CM_VERIFY;
209 }
210 }
211 }
212
213 if (*cmflags & MUTT_CM_VERIFY || e->security & SEC_ENCRYPT)
214 {
215 if (e->security & APPLICATION_PGP)
216 {
217 if (!TAILQ_EMPTY(&e->env->from))
219
221 }
222
225 }
226
227 FILE *fp_filter_out = NULL;
228 buf_mktemp(tempfile);
229 FILE *fp_out = mutt_file_fopen(buf_string(tempfile), "w");
230 if (!fp_out)
231 {
232 mutt_error(_("Could not create temporary file"));
233 goto cleanup;
234 }
235
236 const char *const c_display_filter = cs_subset_string(NeoMutt->sub, "display_filter");
237 if (c_display_filter)
238 {
239 fp_filter_out = fp_out;
240 fp_out = NULL;
241 filterpid = filter_create_fd(c_display_filter, &fp_out, NULL, NULL, -1,
242 fileno(fp_filter_out), -1, EnvList);
243 if (filterpid < 0)
244 {
245 mutt_error(_("Can't create display filter"));
246 mutt_file_fclose(&fp_filter_out);
247 unlink(buf_string(tempfile));
248 goto cleanup;
249 }
250 }
251
252 if (header)
253 {
254 fputs(header, fp_out);
255 fputs("\n\n", fp_out);
256 }
257
258 const bool c_weed = cs_subset_bool(NeoMutt->sub, "weed");
259 CopyHeaderFlags chflags = (c_weed ? (CH_WEED | CH_REORDER) : CH_NO_FLAGS) |
261#ifdef USE_NOTMUCH
262 if (m->type == MUTT_NOTMUCH)
263 chflags |= CH_VIRTUAL;
264#endif
265 rc = mutt_copy_message(fp_out, e, msg, *cmflags, chflags, wrap_len);
266
267 if (((mutt_file_fclose(&fp_out) != 0) && (errno != EPIPE)) || (rc < 0))
268 {
269 mutt_error(_("Could not copy message"));
270 if (fp_filter_out)
271 {
272 filter_wait(filterpid);
273 mutt_file_fclose(&fp_filter_out);
274 }
275 mutt_file_unlink(buf_string(tempfile));
276 goto cleanup;
277 }
278
279 if (fp_filter_out && (filter_wait(filterpid) != 0))
281
282 mutt_file_fclose(&fp_filter_out); /* XXX - check result? */
283
284 if (WithCrypto)
285 {
286 /* update crypto information for this message */
288 e->security |= crypt_query(e->body);
289
290 /* Remove color cache for this message, in case there
291 * are color patterns for both ~g and ~V */
292 e->attr_color = NULL;
293
294 /* Process protected headers and autocrypt gossip headers */
296 }
297
298cleanup:
299 envlist_unset(&EnvList, "COLUMNS");
300 return rc;
301}
302
311int external_pager(struct MailboxView *mv, struct Email *e, const char *command)
312{
313 if (!mv || !mv->mailbox)
314 return -1;
315
316 struct Mailbox *m = mv->mailbox;
317 struct Message *msg = mx_msg_open(m, e);
318 if (!msg)
319 return -1;
320
321 char buf[1024] = { 0 };
322 const char *const c_pager_format = cs_subset_string(NeoMutt->sub, "pager_format");
323 const int screen_width = RootWindow->state.cols;
324 mutt_make_string(buf, sizeof(buf), screen_width, NONULL(c_pager_format), m,
326
327 struct Buffer *tempfile = buf_pool_get();
328
330 int rc = email_to_file(msg, tempfile, m, e, buf, screen_width, &cmflags);
331 if (rc < 0)
332 goto cleanup;
333
334 mutt_endwin();
335
336 struct Buffer *cmd = buf_pool_get();
337 buf_printf(cmd, "%s %s", command, buf_string(tempfile));
338 int r = mutt_system(buf_string(cmd));
339 if (r == -1)
340 mutt_error(_("Error running \"%s\""), buf_string(cmd));
341 unlink(buf_string(tempfile));
342 buf_pool_release(&cmd);
343
344 if (!OptNoCurses)
345 keypad(stdscr, true);
346 if (r != -1)
347 mutt_set_flag(m, e, MUTT_READ, true, true);
348 const bool c_prompt_after = cs_subset_bool(NeoMutt->sub, "prompt_after");
349 if ((r != -1) && c_prompt_after)
350 {
353 }
354 else
355 {
356 rc = 0;
357 }
358
359cleanup:
360 mx_msg_close(m, &msg);
361 buf_pool_release(&tempfile);
362 return rc;
363}
364
371static void notify_crypto(struct Email *e, struct Message *msg, CopyMessageFlags cmflags)
372{
373 if ((WithCrypto != 0) && (e->security & APPLICATION_SMIME) && (cmflags & MUTT_CM_VERIFY))
374 {
375 if (e->security & SEC_GOODSIGN)
376 {
377 if (crypt_smime_verify_sender(e, msg) == 0)
378 mutt_message(_("S/MIME signature successfully verified"));
379 else
380 mutt_error(_("S/MIME certificate owner does not match sender"));
381 }
382 else if (e->security & SEC_PARTSIGN)
383 {
384 mutt_message(_("Warning: Part of this message has not been signed"));
385 }
386 else if (e->security & SEC_SIGN || e->security & SEC_BADSIGN)
387 {
388 mutt_error(_("S/MIME signature could NOT be verified"));
389 }
390 }
391
392 if ((WithCrypto != 0) && (e->security & APPLICATION_PGP) && (cmflags & MUTT_CM_VERIFY))
393 {
394 if (e->security & SEC_GOODSIGN)
395 mutt_message(_("PGP signature successfully verified"));
396 else if (e->security & SEC_PARTSIGN)
397 mutt_message(_("Warning: Part of this message has not been signed"));
398 else if (e->security & SEC_SIGN)
399 mutt_message(_("PGP signature could NOT be verified"));
400 }
401}
402
409static void squash_index_panel(struct Mailbox *m, struct MuttWindow *win_index,
410 struct MuttWindow *win_pager)
411{
412 const short c_pager_index_lines = cs_subset_number(NeoMutt->sub, "pager_index_lines");
413 if (c_pager_index_lines > 0)
414 {
415 win_index->size = MUTT_WIN_SIZE_FIXED;
416 win_index->req_rows = c_pager_index_lines;
417 win_index->parent->size = MUTT_WIN_SIZE_MINIMISE;
418 }
419 window_set_visible(win_index->parent, (c_pager_index_lines > 0));
420
421 window_set_visible(win_pager->parent, true);
422
423 struct MuttWindow *dlg = dialog_find(win_index);
425
426 // Force the menu to reframe itself
427 struct Menu *menu = win_index->wdata;
428 menu_set_index(menu, menu_get_index(menu));
429}
430
436static void expand_index_panel(struct MuttWindow *win_index, struct MuttWindow *win_pager)
437{
438 win_index->size = MUTT_WIN_SIZE_MAXIMISE;
440 win_index->parent->size = MUTT_WIN_SIZE_MAXIMISE;
442 window_set_visible(win_index->parent, true);
443
444 window_set_visible(win_pager->parent, false);
445
446 struct MuttWindow *dlg = dialog_find(win_index);
448}
449
457int mutt_display_message(struct MuttWindow *win_index, struct IndexSharedData *shared)
458{
459 struct MuttWindow *dlg = dialog_find(win_index);
460 struct MuttWindow *win_pager = window_find_child(dlg, WT_CUSTOM);
461 struct MuttWindow *win_pbar = window_find_child(dlg, WT_STATUS_BAR);
462 struct Buffer *tempfile = buf_pool_get();
463 struct Message *msg = NULL;
464
465 squash_index_panel(shared->mailbox, win_index, win_pager);
466
467 int rc = PAGER_LOOP_QUIT;
468 do
469 {
470 msg = mx_msg_open(shared->mailbox, shared->email);
471 if (!msg)
472 break;
473
475
476 buf_reset(tempfile);
477 // win_pager might not be visible and have a size yet, so use win_index
478 rc = email_to_file(msg, tempfile, shared->mailbox, shared->email, NULL,
479 win_index->state.cols, &cmflags);
480 if (rc < 0)
481 break;
482
483 notify_crypto(shared->email, msg, cmflags);
484
485 /* Invoke the builtin pager */
486 struct PagerData pdata = { 0 };
487 struct PagerView pview = { &pdata };
488
489 pdata.fp = msg->fp;
490 pdata.fname = buf_string(tempfile);
491
492 pview.mode = PAGER_MODE_EMAIL;
493 pview.banner = NULL;
494 pview.flags = MUTT_PAGER_MESSAGE |
495 (shared->email->body->nowrap ? MUTT_PAGER_NOWRAP : 0);
496 pview.win_index = win_index;
497 pview.win_pbar = win_pbar;
498 pview.win_pager = win_pager;
499
500 rc = dlg_pager(&pview);
501 mx_msg_close(shared->mailbox, &msg);
502 } while (rc == PAGER_LOOP_RELOAD);
503
505
506 mx_msg_close(shared->mailbox, &msg);
507 buf_pool_release(&tempfile);
508 return rc;
509}
GUI display the mailboxes in a side panel.
void mutt_parse_mime_message(struct Email *e, FILE *fp)
Parse a MIME email.
Definition: attachments.c:596
Autocrypt end-to-end encryption.
int mutt_autocrypt_process_gossip_header(struct Email *e, struct Envelope *prot_headers)
Parse an Autocrypt email gossip header.
Definition: autocrypt.c:404
int buf_printf(struct Buffer *buf, const char *fmt,...)
Format a string overwriting a Buffer.
Definition: buffer.c:173
void buf_reset(struct Buffer *buf)
Reset an existing Buffer.
Definition: buffer.c:88
static const char * buf_string(const struct Buffer *buf)
Convert a buffer to a const char * "string".
Definition: buffer.h:93
const struct Regex * cs_subset_regex(const struct ConfigSubset *sub, const char *name)
Get a regex config item by name.
Definition: helpers.c:218
const char * cs_subset_string(const struct ConfigSubset *sub, const char *name)
Get a string config item by name.
Definition: helpers.c:292
short cs_subset_number(const struct ConfigSubset *sub, const char *name)
Get a number config item by name.
Definition: helpers.c:144
bool cs_subset_bool(const struct ConfigSubset *sub, const char *name)
Get a boolean config item by name.
Definition: helpers.c:48
Convenience wrapper for the config headers.
int mutt_copy_message(FILE *fp_out, struct Email *e, struct Message *msg, CopyMessageFlags cmflags, CopyHeaderFlags chflags, int wraplen)
Copy a message from a Mailbox.
Definition: copy.c:884
Duplicate the structure of an entire email.
#define CH_DECODE
Do RFC2047 header decoding.
Definition: copy.h:54
#define MUTT_CM_VERIFY
Do signature verification.
Definition: copy.h:47
#define CH_FROM
Retain the "From " message separator?
Definition: copy.h:56
#define MUTT_CM_DECODE
Decode the message body into text/plain.
Definition: copy.h:38
#define CH_WEED
Weed the headers?
Definition: copy.h:53
#define CH_REORDER
Re-order output of headers (specified by 'hdr_order')
Definition: copy.h:59
#define MUTT_CM_CHARCONV
Perform character set conversions.
Definition: copy.h:42
#define CH_DISPLAY
Display result to user.
Definition: copy.h:70
uint32_t CopyHeaderFlags
Flags for mutt_copy_header(), e.g. CH_UPDATE.
Definition: copy.h:50
uint16_t CopyMessageFlags
Flags for mutt_copy_message(), e.g. MUTT_CM_NOHEADER.
Definition: copy.h:34
#define CH_VIRTUAL
Write virtual header lines too.
Definition: copy.h:73
#define CH_NO_FLAGS
No flags are set.
Definition: copy.h:51
#define MUTT_CM_DISPLAY
Output is displayed to the user.
Definition: copy.h:39
Convenience wrapper for the core headers.
SecurityFlags mutt_is_multipart_signed(struct Body *b)
Is a message signed?
Definition: crypt.c:397
SecurityFlags mutt_is_application_smime(struct Body *b)
Does the message use S/MIME?
Definition: crypt.c:598
bool crypt_valid_passphrase(SecurityFlags flags)
Check that we have a usable passphrase, ask if not.
Definition: crypt.c:135
int mutt_is_valid_multipart_pgp_encrypted(struct Body *b)
Is this a valid multi-part encrypted message?
Definition: crypt.c:456
SecurityFlags mutt_is_malformed_multipart_pgp_encrypted(struct Body *b)
Check for malformed layout.
Definition: crypt.c:493
SecurityFlags crypt_query(struct Body *b)
Check out the type of encryption used.
Definition: crypt.c:676
void crypt_invoke_message(SecurityFlags type)
Display an informative message.
Definition: cryptglue.c:157
void crypt_smime_getkeys(struct Envelope *env)
Wrapper for CryptModuleSpecs::smime_getkeys()
Definition: cryptglue.c:455
void crypt_pgp_invoke_getkeys(struct Address *addr)
Wrapper for CryptModuleSpecs::pgp_invoke_getkeys()
Definition: cryptglue.c:274
int crypt_smime_verify_sender(struct Email *e, struct Message *msg)
Wrapper for CryptModuleSpecs::smime_verify_sender()
Definition: cryptglue.c:464
int mutt_any_key_to_continue(const char *s)
Prompt the user to 'press any key' and wait.
Definition: curs_lib.c:188
void mutt_endwin(void)
Shutdown curses.
Definition: curs_lib.c:154
void mutt_unget_ch(int ch)
Return a keystroke to the input buffer.
Definition: get.c:116
struct MuttWindow * dialog_find(struct MuttWindow *win)
Find the parent Dialog of a Window.
Definition: dialog.c:89
Structs that make up an email.
#define MUTT_ENV_CHANGED_SUBJECT
Protected header update.
Definition: envelope.h:37
bool envlist_set(char ***envp, const char *name, const char *value, bool overwrite)
Set an environment variable.
Definition: envlist.c:87
bool envlist_unset(char ***envp, const char *name)
Unset an environment variable.
Definition: envlist.c:135
FILE * mutt_file_fopen(const char *path, const char *mode)
Call fopen() safely.
Definition: file.c:636
int mutt_file_fclose(FILE **fp)
Close a FILE handle (and NULL the pointer)
Definition: file.c:152
void mutt_file_unlink(const char *s)
Delete a file, carefully.
Definition: file.c:196
int filter_wait(pid_t pid)
Wait for the exit of a process and return its status.
Definition: filter.c:218
pid_t filter_create_fd(const char *cmd, FILE **fp_in, FILE **fp_out, FILE **fp_err, int fdin, int fdout, int fderr, char **envlist)
Run a command on a pipe (optionally connect stdin/stdout)
Definition: filter.c:61
void mutt_set_flag(struct Mailbox *m, struct Email *e, enum MessageType flag, bool bf, bool upd_mbox)
Set a flag on an email.
Definition: flags.c:54
Flags to control mutt_expando_format()
#define MUTT_FORMAT_NO_FLAGS
No flags are set.
Definition: format_flags.h:30
int km_dokey(enum MenuType mtype, GetChFlags flags)
Determine what a keypress should do.
Definition: get.c:477
bool OptNoCurses
(pseudo) when sending in batch mode
Definition: globals.c:80
char ** EnvList
Private copy of the environment variables.
Definition: globals.c:86
int dlg_pager(struct PagerView *pview)
Display an email, attachment, or help, in a window -.
Definition: dlg_pager.c:220
#define mutt_error(...)
Definition: logging2.h:92
#define mutt_message(...)
Definition: logging2.h:91
Convenience wrapper for the gui headers.
struct HashElem * mutt_hash_insert(struct HashTable *table, const char *strkey, void *data)
Add a new element to the Hash Table (with string keys)
Definition: hash.c:335
void mutt_hash_delete(struct HashTable *table, const char *strkey, const void *data)
Remove an element from a Hash Table.
Definition: hash.c:427
void mutt_make_string(char *buf, size_t buflen, int cols, const char *s, struct Mailbox *m, int inpgr, struct Email *e, MuttFormatFlags flags, const char *progress)
Create formatted strings using mailbox expandos.
Definition: hdrline.c:1426
String processing routines to generate the mail index.
void mutt_message_hook(struct Mailbox *m, struct Email *e, HookFlags type)
Perform a message hook.
Definition: hook.c:657
Parse and execute user-defined hooks.
#define MUTT_MESSAGE_HOOK
message-hook: run before displaying a message
Definition: hook.h:45
GUI manage the main index (list of emails)
Manage keymappings.
#define GETCH_NO_FLAGS
No flags are set.
Definition: lib.h:52
@ MUTT_NOTMUCH
'Notmuch' (virtual) Mailbox type
Definition: mailbox.h:51
#define FREE(x)
Definition: memory.h:45
GUI present the user with a selectable list.
int menu_get_index(struct Menu *menu)
Get the current selection in the Menu.
Definition: menu.c:156
MenuRedrawFlags menu_set_index(struct Menu *menu, int index)
Set the current selection in the Menu.
Definition: menu.c:170
Convenience wrapper for the library headers.
#define N_(a)
Definition: message.h:32
#define _(a)
Definition: message.h:28
bool mutt_regex_capture(const struct Regex *regex, const char *str, size_t nmatch, regmatch_t matches[])
Match a regex against a string, with provided options.
Definition: regex.c:619
bool mutt_str_equal(const char *a, const char *b)
Compare two strings.
Definition: string.c:798
char * mutt_str_replace(char **p, const char *s)
Replace one string with another.
Definition: string.c:327
Many unsorted constants and some structs.
@ MUTT_READ
Messages that have been read.
Definition: mutt.h:72
void mutt_window_reflow(struct MuttWindow *win)
Resize a Window and its children.
Definition: mutt_window.c:344
void window_set_visible(struct MuttWindow *win, bool visible)
Set a Window visible or hidden.
Definition: mutt_window.c:165
struct MuttWindow * window_find_child(struct MuttWindow *win, enum WindowType type)
Recursively find a child Window of a given type.
Definition: mutt_window.c:533
@ WT_CUSTOM
Window with a custom drawing function.
Definition: mutt_window.h:95
@ WT_STATUS_BAR
Status Bar containing extra info about the Index/Pager/etc.
Definition: mutt_window.h:102
#define MUTT_WIN_SIZE_UNLIMITED
Use as much space as possible.
Definition: mutt_window.h:52
@ MUTT_WIN_SIZE_FIXED
Window has a fixed size.
Definition: mutt_window.h:47
@ MUTT_WIN_SIZE_MINIMISE
Window size depends on its children.
Definition: mutt_window.h:49
@ MUTT_WIN_SIZE_MAXIMISE
Window wants as much space as possible.
Definition: mutt_window.h:48
View of a Mailbox.
int mx_msg_close(struct Mailbox *m, struct Message **ptr)
Close a message.
Definition: mx.c:1206
struct Message * mx_msg_open(struct Mailbox *m, struct Email *e)
Return a stream pointer for a message.
Definition: mx.c:1160
int mx_save_hcache(struct Mailbox *m, struct Email *e)
Save message to the header cache - Wrapper for MxOps::msg_save_hcache()
Definition: mx.c:1844
API for mailboxes.
API for encryption/signing of emails.
#define SEC_GOODSIGN
Email has a valid signature.
Definition: lib.h:80
#define APPLICATION_PGP
Use PGP to encrypt/sign.
Definition: lib.h:90
#define SEC_BADSIGN
Email has a bad signature.
Definition: lib.h:81
#define APPLICATION_SMIME
Use SMIME to encrypt/sign.
Definition: lib.h:91
#define SEC_PARTSIGN
Not all parts of the email is signed.
Definition: lib.h:82
#define SEC_ENCRYPT
Email is encrypted.
Definition: lib.h:78
#define WithCrypto
Definition: lib.h:116
#define SEC_SIGN
Email is signed.
Definition: lib.h:79
@ PAGER_LOOP_RELOAD
Reload the Pager from scratch.
Definition: lib.h:153
@ PAGER_LOOP_QUIT
Quit the Pager.
Definition: lib.h:152
#define MUTT_PAGER_NOWRAP
Format for term width, ignore $wrap.
Definition: lib.h:72
@ PAGER_MODE_EMAIL
Pager is invoked via 1st path. The mime part is selected automatically.
Definition: lib.h:137
#define MUTT_PAGER_MESSAGE
Definition: lib.h:76
static int email_to_file(struct Message *msg, struct Buffer *tempfile, struct Mailbox *m, struct Email *e, const char *header, int wrap_len, CopyMessageFlags *cmflags)
Decrypt, decode and weed an Email into a file.
Definition: message.c:175
static void expand_index_panel(struct MuttWindow *win_index, struct MuttWindow *win_pager)
Restore the Index Panel.
Definition: message.c:436
static const char * ExtPagerProgress
Status bar message when entire message is visible in the Pager.
Definition: message.c:60
static void process_protected_headers(struct Mailbox *m, struct Email *e)
Get the protected header and update the index.
Definition: message.c:67
int mutt_display_message(struct MuttWindow *win_index, struct IndexSharedData *shared)
Display a message in the pager.
Definition: message.c:457
static void notify_crypto(struct Email *e, struct Message *msg, CopyMessageFlags cmflags)
Notify the user about the crypto status of the Email.
Definition: message.c:371
static void squash_index_panel(struct Mailbox *m, struct MuttWindow *win_index, struct MuttWindow *win_pager)
Shrink or hide the Index Panel.
Definition: message.c:409
int external_pager(struct MailboxView *mv, struct Email *e, const char *command)
Display a message in an external program.
Definition: message.c:311
struct Buffer * buf_pool_get(void)
Get a Buffer from the pool.
Definition: pool.c:81
void buf_pool_release(struct Buffer **ptr)
Return a Buffer to the pool.
Definition: pool.c:94
Prototypes for many functions.
int mutt_system(const char *cmd)
Run an external command.
Definition: system.c:52
@ MUTT_YES
User answered 'Yes', or assume 'Yes'.
Definition: quad.h:39
Ask the user a question.
enum QuadOption query_quadoption(const char *prompt, struct ConfigSubset *sub, const char *name)
Ask the user a quad-question.
Definition: question.c:370
#define TAILQ_FIRST(head)
Definition: queue.h:723
#define TAILQ_EMPTY(head)
Definition: queue.h:721
struct MuttWindow * RootWindow
Parent of all Windows.
Definition: rootwin.c:106
Key value store.
#define NONULL(x)
Definition: string2.h:37
struct Body * parts
parts of a multipart or message/rfc822
Definition: body.h:72
struct Envelope * mime_headers
Memory hole protected headers.
Definition: body.h:75
bool nowrap
Do not wrap the output in the pager.
Definition: body.h:88
String manipulation buffer.
Definition: buffer.h:34
The envelope/body of an email.
Definition: email.h:37
struct Envelope * env
Envelope information.
Definition: email.h:66
SecurityFlags security
bit 0-10: flags, bit 11,12: application, bit 13: traditional pgp See: ncrypt/lib.h pgplib....
Definition: email.h:41
struct Body * body
List of MIME parts.
Definition: email.h:67
bool changed
Email has been edited.
Definition: email.h:75
const struct AttrColor * attr_color
Color-pair to use when displaying in the index.
Definition: email.h:111
The header of an Email.
Definition: envelope.h:57
unsigned char changed
Changed fields, e.g. MUTT_ENV_CHANGED_SUBJECT.
Definition: envelope.h:92
struct AutocryptHeader * autocrypt_gossip
Autocrypt Gossip header.
Definition: envelope.h:90
char * subject
Email's subject.
Definition: envelope.h:70
char * real_subj
Offset of the real subject.
Definition: envelope.h:71
char * disp_subj
Display subject (modified copy of subject)
Definition: envelope.h:72
struct AddressList from
Email's 'From' list.
Definition: envelope.h:59
Data shared between Index, Pager and Sidebar.
Definition: shared_data.h:37
struct Email * email
Currently selected Email.
Definition: shared_data.h:42
struct Mailbox * mailbox
Current Mailbox.
Definition: shared_data.h:41
View of a Mailbox.
Definition: mview.h:39
struct Mailbox * mailbox
Current Mailbox.
Definition: mview.h:50
A mailbox.
Definition: mailbox.h:79
bool changed
Mailbox has been modified.
Definition: mailbox.h:109
enum MailboxType type
Mailbox type.
Definition: mailbox.h:102
struct HashTable * subj_hash
Hash Table: "subject" -> Email.
Definition: mailbox.h:125
Definition: lib.h:70
A local copy of an email.
Definition: message.h:34
FILE * fp
pointer to the message data
Definition: message.h:35
struct WindowState state
Current state of the Window.
Definition: mutt_window.h:127
void * wdata
Private data.
Definition: mutt_window.h:145
short req_rows
Number of rows required.
Definition: mutt_window.h:125
struct MuttWindow * parent
Parent Window.
Definition: mutt_window.h:135
enum MuttWindowSize size
Type of Window, e.g. MUTT_WIN_SIZE_FIXED.
Definition: mutt_window.h:131
Container for Accounts, Notifications.
Definition: neomutt.h:41
struct ConfigSubset * sub
Inherited config items.
Definition: neomutt.h:45
Data to be displayed by PagerView.
Definition: lib.h:160
const char * fname
Name of the file to read.
Definition: lib.h:164
FILE * fp
Source stream.
Definition: lib.h:162
Paged view into some data.
Definition: lib.h:171
struct MuttWindow * win_index
Index Window.
Definition: lib.h:177
struct PagerData * pdata
Data that pager displays. NOTNULL.
Definition: lib.h:172
enum PagerMode mode
Pager mode.
Definition: lib.h:173
PagerFlags flags
Additional settings to tweak pager's function.
Definition: lib.h:174
const char * banner
Title to display in status bar.
Definition: lib.h:175
struct MuttWindow * win_pbar
Pager Bar Window.
Definition: lib.h:178
struct MuttWindow * win_pager
Pager Window.
Definition: lib.h:179
Cached regular expression.
Definition: regex3.h:89
short cols
Number of columns, can be MUTT_WIN_SIZE_UNLIMITED.
Definition: mutt_window.h:60
#define buf_mktemp(buf)
Definition: tmp.h:33
@ MENU_PAGER
Pager pager (email viewer)
Definition: type.h:55