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Add support for gpg-encrypted files

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Nikita Ivanov 2022-07-13 14:59:22 +05:00
parent 06ae795b4e
commit eb43b4e836
No known key found for this signature in database
GPG Key ID: 6E656AC5B97B5133
10 changed files with 109 additions and 73 deletions
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1
README.md
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@ -54,6 +54,7 @@ For example, you only need either `elinks`, `lynx` or
| archive | `atool` | | archive | `atool` |
| diff | `colordiff` `delta` `diff-so-fancy` | | diff | `colordiff` `delta` `diff-so-fancy` |
| directory | `ls` | | directory | `ls` |
| gpg-encrypted | `gpg` |
| html | `elinks` `lynx` `w3m` | | html | `elinks` `lynx` `w3m` |
| image | `ueberzug` `chafa` | | image | `ueberzug` `chafa` |
| json | `jq` | | json | `jq` |

2
deplist.awk
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@ -24,7 +24,7 @@ function process_file(file, i, line, arr, t, p, p_len) {
return return
} }
if (match(line, /^#\s*(\w+):\s*(.*)/, arr) == 0) if (match(line, /^#\s*([a-zA-Z0-9_-]+):\s*(.*)/, arr) == 0)
return return
t = arr[1] t = arr[1]

10
doc/ctpv.1
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@ -113,6 +113,9 @@ T}
directory T{ directory T{
ls ls
T} T}
gpg-encrypted T{
gpg
T}
html T{ html T{
elinks lynx w3m elinks lynx w3m
T} T}
@ -316,6 +319,13 @@ Print only text and do not use any image previewing method.
.B nosymlinkinfo .B nosymlinkinfo
Do not print resolved path of symbolic links. Do not print resolved path of symbolic links.
. .
.TP
.B showgpg
Preview
.BR gpg (1)
encrypted files.
Filename must have \(lq.gpg\(rq extension.
.
.SS Defining custom previews .SS Defining custom previews
. .
A snippet below defines a new preview with name A snippet below defines a new preview with name

143
previews.h
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@ -10,88 +10,89 @@
*/ */
#define PNAME(n) prev_scr_##n##_sh #define PNAME(n) prev_scr_##n##_sh
#define PR(e, t, s, n) { #n, e, t, s, PNAME(n), 0, 0, LEN(PNAME(n)) } #define PR(e, t, s, n, a) { #n, e, t, s, PNAME(n), 0, 0, a, LEN(PNAME(n)) }
Preview b_previews[] = { Preview b_previews[] = {
PR(NULL, NULL, NULL, any), PR(NULL, NULL, NULL, any, PREV_ATTR_NONE),
PR("md", NULL, NULL, mdcat), PR("md", NULL, NULL, mdcat, PREV_ATTR_NONE),
PR("torrent", NULL, NULL, torrent), PR("torrent", NULL, NULL, torrent, PREV_ATTR_NONE),
PR("odt", NULL, NULL, odt), PR("odt", NULL, NULL, odt, PREV_ATTR_NONE),
PR(NULL, "text", NULL, bat), PR(NULL, "text", NULL, bat, PREV_ATTR_NONE),
PR(NULL, "text", NULL, highlight), PR(NULL, "text", NULL, highlight, PREV_ATTR_NONE),
PR(NULL, "text", NULL, source_highlight), PR(NULL, "text", NULL, source_highlight, PREV_ATTR_NONE),
PR(NULL, "text", NULL, cat), PR(NULL, "text", NULL, cat, PREV_ATTR_NONE),
PR(NULL, "image", NULL, image), PR(NULL, "image", NULL, image, PREV_ATTR_NONE),
PR(NULL, "video", NULL, video), PR(NULL, "video", NULL, video, PREV_ATTR_NONE),
PR(NULL, "application", "pdf", pdf), PR(NULL, "application", "pdf", pdf, PREV_ATTR_NONE),
PR(NULL, "application", "json", jq), PR(NULL, "application", "json", jq, PREV_ATTR_NONE),
PR(NULL, "inode", "directory", ls), PR(NULL, "inode", "directory", ls, PREV_ATTR_NONE),
PR(NULL, "inode", "symlink", symlink), PR(NULL, "inode", "symlink", symlink, PREV_ATTR_NONE),
PR(NULL, "text", "html", elinks), PR(NULL, "text", "html", elinks, PREV_ATTR_NONE),
PR(NULL, "text", "html", lynx), PR(NULL, "text", "html", lynx, PREV_ATTR_NONE),
PR(NULL, "text", "html", w3m), PR(NULL, "text", "html", w3m, PREV_ATTR_NONE),
PR(NULL, "text", "x-diff", delta), PR(NULL, "text", "x-diff", delta, PREV_ATTR_NONE),
PR(NULL, "text", "x-patch", delta), PR(NULL, "text", "x-patch", delta, PREV_ATTR_NONE),
PR(NULL, "text", "x-diff", diff_so_fancy), PR(NULL, "text", "x-diff", diff_so_fancy, PREV_ATTR_NONE),
PR(NULL, "text", "x-patch", diff_so_fancy), PR(NULL, "text", "x-patch", diff_so_fancy, PREV_ATTR_NONE),
PR(NULL, "text", "x-diff", colordiff), PR(NULL, "text", "x-diff", colordiff, PREV_ATTR_NONE),
PR(NULL, "text", "x-patch", colordiff), PR(NULL, "text", "x-patch", colordiff, PREV_ATTR_NONE),
PR("tar.gz", NULL, NULL, atool), PR("tar.gz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tgz", NULL, NULL, atool), PR("tgz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tgz", NULL, NULL, atool), PR("tgz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tar.gz", NULL, NULL, atool), PR("tar.gz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tgz", NULL, NULL, atool), PR("tgz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tar.bz", NULL, NULL, atool), PR("tar.bz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tbz", NULL, NULL, atool), PR("tbz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tar.bz2", NULL, NULL, atool), PR("tar.bz2", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tbz2", NULL, NULL, atool), PR("tbz2", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tar.Z", NULL, NULL, atool), PR("tar.Z", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tZ", NULL, NULL, atool), PR("tZ", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tar.lzo", NULL, NULL, atool), PR("tar.lzo", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tzo", NULL, NULL, atool), PR("tzo", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tar.lz", NULL, NULL, atool), PR("tar.lz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tlz", NULL, NULL, atool), PR("tlz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tar.xz", NULL, NULL, atool), PR("tar.xz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("txz", NULL, NULL, atool), PR("txz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tar.7z", NULL, NULL, atool), PR("tar.7z", NULL, NULL, atool, PREV_ATTR_NONE),
PR("t7z", NULL, NULL, atool), PR("t7z", NULL, NULL, atool, PREV_ATTR_NONE),
PR("tar", NULL, NULL, atool), PR("tar", NULL, NULL, atool, PREV_ATTR_NONE),
PR("zip", NULL, NULL, atool), PR("zip", NULL, NULL, atool, PREV_ATTR_NONE),
PR("jar", NULL, NULL, atool), PR("jar", NULL, NULL, atool, PREV_ATTR_NONE),
PR("war", NULL, NULL, atool), PR("war", NULL, NULL, atool, PREV_ATTR_NONE),
PR("rar", NULL, NULL, atool), PR("rar", NULL, NULL, atool, PREV_ATTR_NONE),
PR("lha", NULL, NULL, atool), PR("lha", NULL, NULL, atool, PREV_ATTR_NONE),
PR("lzh", NULL, NULL, atool), PR("lzh", NULL, NULL, atool, PREV_ATTR_NONE),
PR("7z", NULL, NULL, atool), PR("7z", NULL, NULL, atool, PREV_ATTR_NONE),
PR("alz", NULL, NULL, atool), PR("alz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("ace", NULL, NULL, atool), PR("ace", NULL, NULL, atool, PREV_ATTR_NONE),
PR("a", NULL, NULL, atool), PR("a", NULL, NULL, atool, PREV_ATTR_NONE),
PR("arj", NULL, NULL, atool), PR("arj", NULL, NULL, atool, PREV_ATTR_NONE),
PR("arc", NULL, NULL, atool), PR("arc", NULL, NULL, atool, PREV_ATTR_NONE),
PR("rpm", NULL, NULL, atool), PR("rpm", NULL, NULL, atool, PREV_ATTR_NONE),
PR("deb", NULL, NULL, atool), PR("deb", NULL, NULL, atool, PREV_ATTR_NONE),
PR("cab", NULL, NULL, atool), PR("cab", NULL, NULL, atool, PREV_ATTR_NONE),
PR("gz", NULL, NULL, atool), PR("gz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("bz", NULL, NULL, atool), PR("bz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("bz2", NULL, NULL, atool), PR("bz2", NULL, NULL, atool, PREV_ATTR_NONE),
PR("Z", NULL, NULL, atool), PR("Z", NULL, NULL, atool, PREV_ATTR_NONE),
PR("lzma", NULL, NULL, atool), PR("lzma", NULL, NULL, atool, PREV_ATTR_NONE),
PR("lzo", NULL, NULL, atool), PR("lzo", NULL, NULL, atool, PREV_ATTR_NONE),
PR("lz", NULL, NULL, atool), PR("lz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("xz", NULL, NULL, atool), PR("xz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("rz", NULL, NULL, atool), PR("rz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("lrz", NULL, NULL, atool), PR("lrz", NULL, NULL, atool, PREV_ATTR_NONE),
PR("7z", NULL, NULL, atool), PR("7z", NULL, NULL, atool, PREV_ATTR_NONE),
PR("cpio", NULL, NULL, atool), PR("cpio", NULL, NULL, atool, PREV_ATTR_NONE),
PR("gpg", NULL, NULL, gpg, PREV_ATTR_EXT_SHORT),
}; };
/* vim: set nowrap: */ /* vim: set nowrap: */

6
sh/prev/gpg.sh Normal file
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@ -0,0 +1,6 @@
# gpg-encrypted: gpg
# "showgpg" option must be enabled for this preview to work
[ -z "$showgpg" ] && exit 127
gpg -d -- "$f" 2>&1

2
src/config.c
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@ -51,6 +51,7 @@ static struct Option options[] = {
DEF_OPTION_BOOL(forcechafa), DEF_OPTION_BOOL(forcechafa),
DEF_OPTION_BOOL(noimages), DEF_OPTION_BOOL(noimages),
DEF_OPTION_BOOL(nosymlinkinfo), DEF_OPTION_BOOL(nosymlinkinfo),
DEF_OPTION_BOOL(showgpg),
}; };
static void any_type_null(char **s) static void any_type_null(char **s)
@ -78,6 +79,7 @@ static void add_preview(char *name, char *script, char *type, char *subtype,
.type = type, .type = type,
.subtype = subtype, .subtype = subtype,
.ext = ext, .ext = ext,
.attrs = PREV_ATTR_NONE,
.order = 1 /* custom previews are always prioritized */ .order = 1 /* custom previews are always prioritized */
}; };

1
src/ctpv.h
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@ -15,6 +15,7 @@ struct CTPV {
char *server_id_s; char *server_id_s;
struct { struct {
int forcekitty, forcekittyanim, forcechafa, noimages, nosymlinkinfo; int forcekitty, forcekittyanim, forcechafa, noimages, nosymlinkinfo;
int showgpg;
} opts; } opts;
}; };

10
src/preview.c
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@ -89,11 +89,19 @@ static void break_mimetype(char *mimetype, char **type, char **subtype)
static Preview *find_preview(const char *type, const char *subtype, const char *ext, size_t *i) static Preview *find_preview(const char *type, const char *subtype, const char *ext, size_t *i)
{ {
Preview *p; Preview *p;
const char *rext;
for (; *i < previews.len; (*i)++) { for (; *i < previews.len; (*i)++) {
p = previews.list[*i]; p = previews.list[*i];
if (p->ext && strcmpnull(p->ext, ext) != 0) if (p->attrs & PREV_ATTR_EXT_SHORT) {
if ((rext = strrchr(ext, '.')))
rext += 1;
} else {
rext = ext;
}
if (p->ext && strcmpnull(p->ext, rext) != 0)
continue; continue;
if (p->type && strcmpnull(p->type, type) != 0) if (p->type && strcmpnull(p->type, type) != 0)

6
src/preview.h
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@ -7,9 +7,15 @@
#define MIMETYPE_MAX 64 #define MIMETYPE_MAX 64
enum PreviewAttr {
PREV_ATTR_NONE = 0,
PREV_ATTR_EXT_SHORT = 1 << 0,
};
typedef struct { typedef struct {
char *name, *ext, *type, *subtype, *script; char *name, *ext, *type, *subtype, *script;
int order, priority; int order, priority;
enum PreviewAttr attrs;
size_t script_len; size_t script_len;
} Preview; } Preview;

1
src/shell.c
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@ -42,6 +42,7 @@ int run_script(char *script, size_t script_len, int *exitcode, int *signal,
OPT_SETENV(forcechafa); OPT_SETENV(forcechafa);
OPT_SETENV(noimages); OPT_SETENV(noimages);
OPT_SETENV(nosymlinkinfo); OPT_SETENV(nosymlinkinfo);
OPT_SETENV(showgpg);
char *scr = prepend_helpers(script, script_len); char *scr = prepend_helpers(script, script_len);
char *args[] = SHELL_ARGS(scr); char *args[] = SHELL_ARGS(scr);