1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
|
/************************************************************************
* nodau.c
* nodau console note taker
* Copyright (C) Lisa Milne 2010-2013 <lisa@ltmnet.com>
*
* nodau.c is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* nodau.c is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
* In addition, as a special exception, the copyright holder (Lisa Milne)
* gives permission to link the code of this release of nodau with the
* OpenSSL project's "OpenSSL" library (or with modified versions of it
* that use the same license as the "OpenSSL" library), and distribute
* the linked executables. You must obey the GNU General Public License
* in all respects for all of the code used other than "OpenSSL". If you
* modify this file, you may extend this exception to your version of the
* file, but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version.
************************************************************************/
#include "nodau.h"
/* print help and usage */
static void usage()
{
printf(
"%s %s - simple console notetaking program\n\n"
"USAGE: %s <OPTION> [DATA]\n\n"
"OPTIONS:\n"
" help print this message\n"
" list [search] list notes, accepts optional search term\n"
" new <name> create new note, name must be unique\n"
" encrypt <name> encrypt a new or existing note\n"
" decrypt <name> decrypt an encrypted note\n",
TARGET,
VERSION,
TARGET
);
printf(
" edit <name> open an existing note for editing\n"
" append <name> when piping data from stdin, append to an existing note\n"
" show <name> display an existing note\n"
" del <search> accepts name or search term\n\n"
"See the nodau man page for more details.\n\n"
);
}
/* assemble arguments into a single argument, undoes the space splitting */
static char* get_args(int argc, char** argv)
{
int i;
char* args;
int l = 0;
/* get the compined length of the arguments */
for (i=2; i<argc; i++) {
l += strlen(argv[i]);
}
/* no arguments, return null */
if (l == 0)
return NULL;
/* add spaces to the argument length */
l += i;
/* create space for the argument */
args = malloc(l);
/* if null throw an error */
if (args == NULL) {
fprintf(stderr,"an error occurred in argument compilation\n");
return NULL;
}
/* set up for joining */
strcpy(args,argv[2]);
/* join the arguments */
for (i=3; i<argc; i++) {
strcat(args," ");
strcat(args,argv[i]);
}
/* return the string */
return args;
}
int main(int argc, char** argv)
{
char* args;
/* no option, print usage */
if (argc < 2) {
usage();
return 0;
}
config_load();
/* connect to the db or error */
if (db_connect()) {
fprintf(stderr, "Can't open database: %s\n", sqlite3_errmsg(db));
sqlite3_close(db);
return 0;
}
/* compile the arguments */
args = get_args(argc,argv);
/* if listing notes */
if (strcmp(argv[1],"list") == 0) {
db_list(args);
}else{
/* if null argument print usage */
if (args == NULL || argc <3) {
usage();
/* if creating a new note */
}else if (strcmp(argv[1],"new") == 0 || strcmp(argv[1],"create") == 0) {
db_new(args);
/* if opening/editing an existing note */
}else if (strcmp(argv[1],"open") == 0 || strcmp(argv[1],"edit") == 0) {
db_edit(args);
/* append to a note if data is on stdin */
}else if (strcmp(argv[1],"append") == 0) {
if (isatty(STDIN_FILENO)) {
db_edit(args);
}else{
db_append(args);
}
/* encrypt a new or existing note */
}else if (strcmp(argv[1],"encrypt") == 0) {
db_encrypt(args);
/* decrypt an existing note */
}else if (strcmp(argv[1],"decrypt") == 0) {
db_decrypt(args);
/* display an existing note */
}else if (strcmp(argv[1],"show") == 0) {
db_show(args);
/* if deleting note/s */
}else if (strcmp(argv[1],"del") == 0) {
db_del(args);
/* unknown option, print usage */
}else{
usage();
}
}
/* free args if we can */
if (args != NULL)
free(args);
/* close the database */
sqlite3_close(db);
/* save config */
config_save();
return 0;
}
|
