1 /*
2  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #include "telescope.h"
18 
19 #include <curses.h>
20 #include <limits.h>
21 #include <stdlib.h>
22 #include <string.h>
23 
24 char *new_tab_url = NULL;
25 int fill_column = INT_MAX;
26 int olivetti_mode = 0;
27 int enable_colors = 1;
28 
29 struct lineprefix line_prefixes[] = {
30 	[LINE_TEXT] =		{ "",		"" },
31 	[LINE_LINK] =		{ "=> ",	"   " },
32 	[LINE_TITLE_1] =	{ "# ",		"  " },
33 	[LINE_TITLE_2] =	{ "## ",	"   " },
34 	[LINE_TITLE_3] =	{ "### ",	"    " },
35 	[LINE_ITEM] =		{ "* ",		"  " },
36 	[LINE_QUOTE] =		{ "> ",		"  " },
37 	[LINE_PRE_START] =	{ "```",	"   " },
38 	[LINE_PRE_CONTENT] =	{ "",		"" },
39 	[LINE_PRE_END] =	{ "```",	"```" },
40 };
41 
42 struct line_face line_faces[] = {
43 	[LINE_TEXT] =		{ 0,		0 },
44 	[LINE_LINK] =		{ 0,		A_UNDERLINE },
45 	[LINE_TITLE_1] =	{ A_BOLD,	A_BOLD },
46 	[LINE_TITLE_2] =	{ A_BOLD,	A_BOLD },
47 	[LINE_TITLE_3] =	{ A_BOLD,	A_BOLD },
48 	[LINE_ITEM] =		{ 0,		0 },
49 	[LINE_QUOTE] =		{ 0,		A_DIM },
50 	[LINE_PRE_START] =	{ 0,		0 },
51 	[LINE_PRE_CONTENT] =	{ 0,		0 },
52 	[LINE_PRE_END] =	{ 0,		0 },
53 };
54 
55 struct tab_face tab_face = {
56 	.background	= A_REVERSE,
57 	.tab		= A_REVERSE,
58 	.current_tab	= A_NORMAL,
59 };
60 
61 struct modeline_face modeline_face = {
62 	.background = A_REVERSE,
63 };
64 
65 struct minibuffer_face minibuffer_face = {
66 	.background = A_NORMAL,
67 };
68 
69 int
70 config_setprfx(const char *name, int cont, const char *str)
71 {
72 	size_t i;
73 	struct lineprefix *p;
74 	struct mapping {
75 		const char	*label;
76 		int		 id;
77 	} mappings[] = {
78 		{"text",	LINE_TEXT},
79 		{"link",	LINE_LINK},
80 		{"title1",	LINE_TITLE_1},
81 		{"title2",	LINE_TITLE_2},
82 		{"title3",	LINE_TITLE_3},
83 		{"item",	LINE_ITEM},
84 		{"quote",	LINE_QUOTE},
85 		{"pre.start",	LINE_PRE_START},
86 		{"pre",		LINE_PRE_CONTENT},
87 		{"pre.end",	LINE_PRE_END},
88 	};
89 
90 	if (!has_prefix(name, "line."))
91 		return 0;
92 	name += 5;
93 
94 	for (i = 0; i < sizeof(mappings)/sizeof(mappings[0]); ++i) {
95 		if (!strcmp(name, mappings[i].label)) {
96 			name += strlen(mappings[i].label);
97 			p = &line_prefixes[mappings[i].id];
98 
99 			if (cont)
100 				p->prfx2 = str;
101 			else
102 				p->prfx1 = str;
103 
104 			return 1;
105 		}
106 	}
107 
108 	return 0;
109 }
110 
111 int
112 config_setvari(const char *var, int val)
113 {
114 	if (!strcmp(var, "fill-column")) {
115 		if ((fill_column = val) <= 0)
116 			fill_column = INT_MAX;
117 	} else if (!strcmp(var, "olivetti-mode")) {
118 		olivetti_mode = !!val;
119 	} else if (!strcmp(var, "enable-colors")) {
120 		enable_colors = !!val;
121 	} else {
122 		return 0;
123 	}
124 
125 	return 1;
126 }
127 
128 int
129 config_setvars(const char *var, char *val)
130 {
131 	if (!strcmp(var, "new-tab-url")) {
132 		if (new_tab_url != NULL)
133 			free(new_tab_url);
134 		new_tab_url = val;
135 	} else
136 		return 0;
137 	return 1;
138 }