1 84b88039 2021-07-12 op /*
  2 84b88039 2021-07-12 op  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
  3 84b88039 2021-07-12 op  *
  4 84b88039 2021-07-12 op  * Permission to use, copy, modify, and distribute this software for any
  5 84b88039 2021-07-12 op  * purpose with or without fee is hereby granted, provided that the above
  6 84b88039 2021-07-12 op  * copyright notice and this permission notice appear in all copies.
  7 84b88039 2021-07-12 op  *
  8 84b88039 2021-07-12 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 84b88039 2021-07-12 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 84b88039 2021-07-12 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 84b88039 2021-07-12 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 84b88039 2021-07-12 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 84b88039 2021-07-12 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 84b88039 2021-07-12 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 84b88039 2021-07-12 op  */
 16 84b88039 2021-07-12 op 
 17 4bc446b9 2021-07-21 op #include "compat.h"
 18 4bc446b9 2021-07-21 op 
 19 4bc446b9 2021-07-21 op #include <stdio.h>
 20 84b88039 2021-07-12 op #include <stdlib.h>
 21 84b88039 2021-07-12 op #include <string.h>
 22 84b88039 2021-07-12 op 
 23 450a89f7 2021-07-12 op #include "minibuffer.h"
 24 1fce2e75 2021-08-14 op #include "session.h"
 25 d1a0f2a3 2021-07-12 op #include "ui.h"
 26 5caf7d67 2021-07-12 op #include "utf8.h"
 27 9d65b1d9 2022-01-11 op #include "utils.h"
 28 84b88039 2021-07-12 op 
 29 d7ee7b5e 2021-07-15 op static void		*minibuffer_metadata(void);
 30 84b88039 2021-07-12 op static void		 minibuffer_hist_save_entry(void);
 31 84b88039 2021-07-12 op static void		 yornp_self_insert(void);
 32 84b88039 2021-07-12 op static void		 yornp_abort(void);
 33 84b88039 2021-07-12 op static void		 read_self_insert(void);
 34 84b88039 2021-07-12 op static void		 read_abort(void);
 35 84b88039 2021-07-12 op static void		 read_select(void);
 36 4bc446b9 2021-07-21 op static void		 handle_clear_echoarea(int, short, void *);
 37 4bc446b9 2021-07-21 op 
 38 4bc446b9 2021-07-21 op static struct event	clechoev;
 39 4bc446b9 2021-07-21 op static struct timeval	clechoev_timer = { 5, 0 };
 40 84b88039 2021-07-12 op 
 41 84b88039 2021-07-12 op static void (*yornp_cb)(int, struct tab *);
 42 84b88039 2021-07-12 op static struct tab *yornp_data;
 43 84b88039 2021-07-12 op 
 44 d1353324 2021-07-13 op static void (*read_cb)(const char*, struct tab *);
 45 d1353324 2021-07-13 op static struct tab *read_data;
 46 84b88039 2021-07-12 op 
 47 78894e73 2021-08-12 op /* XXX: don't forget to init these in minibuffer_init */
 48 84b88039 2021-07-12 op struct histhead eecmd_history,
 49 84b88039 2021-07-12 op 	ir_history,
 50 84b88039 2021-07-12 op 	lu_history,
 51 84b88039 2021-07-12 op 	read_history;
 52 84b88039 2021-07-12 op 
 53 84b88039 2021-07-12 op struct ministate ministate;
 54 84b88039 2021-07-12 op 
 55 b1e1e41a 2021-07-14 op struct buffer minibufferwin;
 56 54ee0a94 2021-07-21 op 
 57 54ee0a94 2021-07-21 op int in_minibuffer;
 58 b1e1e41a 2021-07-14 op 
 59 b1e1e41a 2021-07-14 op /*
 60 b1e1e41a 2021-07-14 op  * Recompute the visible completions.  If add is 1, don't consider the
 61 b1e1e41a 2021-07-14 op  * ones already hidden.
 62 b1e1e41a 2021-07-14 op  */
 63 b1e1e41a 2021-07-14 op void
 64 b1e1e41a 2021-07-14 op recompute_completions(int add)
 65 b1e1e41a 2021-07-14 op {
 66 b1e1e41a 2021-07-14 op 	struct line	*l;
 67 e7b982f4 2021-07-14 op 	struct vline	*vl;
 68 e7b982f4 2021-07-14 op 	struct buffer	*b;
 69 b1e1e41a 2021-07-14 op 
 70 b1e1e41a 2021-07-14 op 	if (in_minibuffer != MB_COMPREAD)
 71 b1e1e41a 2021-07-14 op 		return;
 72 b1e1e41a 2021-07-14 op 
 73 e7b982f4 2021-07-14 op 	b = &ministate.compl.buffer;
 74 e7b982f4 2021-07-14 op 	TAILQ_FOREACH(l, &b->page.head, lines) {
 75 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
 76 b1e1e41a 2021-07-14 op 		if (add && l->flags & L_HIDDEN)
 77 b1e1e41a 2021-07-14 op 			continue;
 78 b3be07ea 2021-07-18 op 		if (strcasestr(l->line, ministate.buf) != NULL ||
 79 b3be07ea 2021-07-18 op 		    (l->alt != NULL && strcasestr(l->alt, ministate.buf) != NULL)) {
 80 5977965a 2021-07-15 op 			if (l->flags & L_HIDDEN)
 81 5977965a 2021-07-15 op 				b->line_max++;
 82 b1e1e41a 2021-07-14 op 			l->flags &= ~L_HIDDEN;
 83 5977965a 2021-07-15 op 		} else {
 84 5977965a 2021-07-15 op 			if (!(l->flags & L_HIDDEN))
 85 5977965a 2021-07-15 op 				b->line_max--;
 86 b1e1e41a 2021-07-14 op 			l->flags |= L_HIDDEN;
 87 5977965a 2021-07-15 op 		}
 88 b1e1e41a 2021-07-14 op 	}
 89 e7b982f4 2021-07-14 op 
 90 e7b982f4 2021-07-14 op 	if (b->current_line == NULL)
 91 e7b982f4 2021-07-14 op 		b->current_line = TAILQ_FIRST(&b->head);
 92 e7b982f4 2021-07-14 op 	b->current_line = adjust_line(b->current_line, b);
 93 e7b982f4 2021-07-14 op 	vl = b->current_line;
 94 e7b982f4 2021-07-14 op 	if (vl != NULL)
 95 e7b982f4 2021-07-14 op 		vl->parent->type = LINE_COMPL_CURRENT;
 96 b1e1e41a 2021-07-14 op }
 97 b1e1e41a 2021-07-14 op 
 98 16578ca5 2021-01-02 op int
 99 16578ca5 2021-01-02 op minibuffer_insert_current_candidate(void)
100 16578ca5 2021-01-02 op {
101 16578ca5 2021-01-02 op 	struct vline *vl;
102 16578ca5 2021-01-02 op 
103 16578ca5 2021-01-02 op 	vl = ministate.compl.buffer.current_line;
104 16578ca5 2021-01-02 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
105 16578ca5 2021-01-02 op 		return -1;
106 16578ca5 2021-01-02 op 
107 16578ca5 2021-01-02 op 	minibuffer_taint_hist();
108 16578ca5 2021-01-02 op 	strlcpy(ministate.buf, vl->parent->line, sizeof(ministate.buf));
109 16578ca5 2021-01-02 op 	ministate.buffer.cpoff = utf8_cplen(ministate.buf);
110 16578ca5 2021-01-02 op 
111 16578ca5 2021-01-02 op 	return 0;
112 16578ca5 2021-01-02 op }
113 16578ca5 2021-01-02 op 
114 d7ee7b5e 2021-07-15 op static void *
115 d7ee7b5e 2021-07-15 op minibuffer_metadata(void)
116 d7ee7b5e 2021-07-15 op {
117 d7ee7b5e 2021-07-15 op 	struct vline	*vl;
118 d7ee7b5e 2021-07-15 op 
119 d7ee7b5e 2021-07-15 op 	vl = ministate.compl.buffer.current_line;
120 d7ee7b5e 2021-07-15 op 
121 d7ee7b5e 2021-07-15 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
122 d7ee7b5e 2021-07-15 op 		return NULL;
123 d7ee7b5e 2021-07-15 op 
124 fbadd395 2021-07-16 op 	return vl->parent->data;
125 d7ee7b5e 2021-07-15 op }
126 d7ee7b5e 2021-07-15 op 
127 84b88039 2021-07-12 op static void
128 84b88039 2021-07-12 op minibuffer_hist_save_entry(void)
129 84b88039 2021-07-12 op {
130 84b88039 2021-07-12 op 	struct hist	*hist;
131 84b88039 2021-07-12 op 
132 84b88039 2021-07-12 op 	if (ministate.history == NULL)
133 84b88039 2021-07-12 op 		return;
134 84b88039 2021-07-12 op 
135 84b88039 2021-07-12 op 	if ((hist = calloc(1, sizeof(*hist))) == NULL)
136 84b88039 2021-07-12 op 		abort();
137 84b88039 2021-07-12 op 
138 84b88039 2021-07-12 op 	strlcpy(hist->h, ministate.buf, sizeof(hist->h));
139 84b88039 2021-07-12 op 
140 32ac17a4 2021-08-12 op 	TAILQ_INSERT_TAIL(&ministate.history->head, hist, entries);
141 84b88039 2021-07-12 op 	ministate.history->len++;
142 84b88039 2021-07-12 op }
143 84b88039 2021-07-12 op 
144 84b88039 2021-07-12 op /*
145 84b88039 2021-07-12 op  * taint the minibuffer cache: if we're currently showing a history
146 84b88039 2021-07-12 op  * element, copy that to the current buf and reset the "history
147 84b88039 2021-07-12 op  * navigation" thing.
148 84b88039 2021-07-12 op  */
149 84b88039 2021-07-12 op void
150 84b88039 2021-07-12 op minibuffer_taint_hist(void)
151 84b88039 2021-07-12 op {
152 84b88039 2021-07-12 op 	if (ministate.hist_cur == NULL)
153 84b88039 2021-07-12 op 		return;
154 84b88039 2021-07-12 op 
155 84b88039 2021-07-12 op 	strlcpy(ministate.buf, ministate.hist_cur->h, sizeof(ministate.buf));
156 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
157 19f7f20c 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
158 84b88039 2021-07-12 op }
159 84b88039 2021-07-12 op 
160 65601367 2021-07-14 op void
161 84b88039 2021-07-12 op minibuffer_self_insert(void)
162 84b88039 2021-07-12 op {
163 84b88039 2021-07-12 op 	char	*c, tmp[5] = {0};
164 84b88039 2021-07-12 op 	size_t	len;
165 84b88039 2021-07-12 op 
166 84b88039 2021-07-12 op 	minibuffer_taint_hist();
167 84b88039 2021-07-12 op 
168 84b88039 2021-07-12 op 	if (thiskey.cp == 0)
169 84b88039 2021-07-12 op 		return;
170 84b88039 2021-07-12 op 
171 84b88039 2021-07-12 op 	len = utf8_encode(thiskey.cp, tmp);
172 84b88039 2021-07-12 op 	c = utf8_nth(ministate.buffer.current_line->line, ministate.buffer.cpoff);
173 84b88039 2021-07-12 op 	if (c + len > ministate.buf + sizeof(ministate.buf) - 1)
174 84b88039 2021-07-12 op 		return;
175 84b88039 2021-07-12 op 
176 84b88039 2021-07-12 op 	memmove(c + len, c, strlen(c)+1);
177 84b88039 2021-07-12 op 	memcpy(c, tmp, len);
178 84b88039 2021-07-12 op 	ministate.buffer.cpoff++;
179 b1e1e41a 2021-07-14 op 
180 b1e1e41a 2021-07-14 op 	recompute_completions(1);
181 40fbc354 2021-07-14 op }
182 40fbc354 2021-07-14 op 
183 40fbc354 2021-07-14 op void
184 40fbc354 2021-07-14 op sensible_self_insert(void)
185 40fbc354 2021-07-14 op {
186 e8c9de1e 2021-07-20 op 	if (thiskey.meta ||
187 85c820b8 2021-07-24 op 	    (!unicode_isgraph(thiskey.key) && thiskey.key != ' ')) {
188 84b88039 2021-07-12 op 		global_key_unbound();
189 84b88039 2021-07-12 op 		return;
190 84b88039 2021-07-12 op 	}
191 84b88039 2021-07-12 op 
192 84b88039 2021-07-12 op 	minibuffer_self_insert();
193 84b88039 2021-07-12 op }
194 84b88039 2021-07-12 op 
195 84b88039 2021-07-12 op void
196 84b88039 2021-07-12 op eecmd_select(void)
197 84b88039 2021-07-12 op {
198 16578ca5 2021-01-02 op 	struct cmd	*cmd;
199 16578ca5 2021-01-02 op 	struct vline	*vl;
200 16578ca5 2021-01-02 op 	const char	*t;
201 16578ca5 2021-01-02 op 
202 16578ca5 2021-01-02 op 	vl = ministate.compl.buffer.current_line;
203 16578ca5 2021-01-02 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
204 16578ca5 2021-01-02 op 		goto end;
205 84b88039 2021-07-12 op 
206 16578ca5 2021-01-02 op 	t = vl->parent->line;
207 84b88039 2021-07-12 op 	for (cmd = cmds; cmd->cmd != NULL; ++cmd) {
208 16578ca5 2021-01-02 op 		if (!strcmp(cmd->cmd, t)) {
209 16578ca5 2021-01-02 op 			minibuffer_insert_current_candidate();
210 84b88039 2021-07-12 op 			exit_minibuffer();
211 84b88039 2021-07-12 op 			minibuffer_hist_save_entry();
212 84b88039 2021-07-12 op 			cmd->fn(current_buffer());
213 84b88039 2021-07-12 op 			return;
214 84b88039 2021-07-12 op 		}
215 84b88039 2021-07-12 op 	}
216 84b88039 2021-07-12 op 
217 16578ca5 2021-01-02 op end:
218 84b88039 2021-07-12 op 	message("No match");
219 84b88039 2021-07-12 op }
220 84b88039 2021-07-12 op 
221 84b88039 2021-07-12 op void
222 9a28e7e5 2021-08-03 op ir_select_gemini(void)
223 84b88039 2021-07-12 op {
224 84b88039 2021-07-12 op 	char		 buf[1025] = {0};
225 84b88039 2021-07-12 op 	struct phos_uri	 uri;
226 83dce83d 2021-07-17 op 	struct tab	*tab = current_tab;
227 84b88039 2021-07-12 op 
228 84b88039 2021-07-12 op 	exit_minibuffer();
229 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
230 84b88039 2021-07-12 op 
231 84b88039 2021-07-12 op 	/* a bit ugly but... */
232 84b88039 2021-07-12 op 	memcpy(&uri, &tab->uri, sizeof(tab->uri));
233 ed504b9e 2022-02-07 op 	phos_uri_set_query(&uri, ministate.buf);
234 ed504b9e 2022-02-07 op 	phos_serialize_uri(&uri, buf, sizeof(buf));
235 ed504b9e 2022-02-07 op 	load_url_in_tab(tab, buf, NULL, LU_MODE_NOCACHE);
236 ed504b9e 2022-02-07 op }
237 ed504b9e 2022-02-07 op 
238 ed504b9e 2022-02-07 op void
239 ed504b9e 2022-02-07 op ir_select_reply(void)
240 ed504b9e 2022-02-07 op {
241 ed504b9e 2022-02-07 op 	char		 buf[1025] = {0};
242 ed504b9e 2022-02-07 op 	struct phos_uri	 uri;
243 ed504b9e 2022-02-07 op 	struct tab	*tab = current_tab;
244 ed504b9e 2022-02-07 op 
245 ed504b9e 2022-02-07 op 	exit_minibuffer();
246 ed504b9e 2022-02-07 op 	minibuffer_hist_save_entry();
247 ed504b9e 2022-02-07 op 
248 ed504b9e 2022-02-07 op 	/* a bit ugly but... */
249 ed504b9e 2022-02-07 op 	strlcpy(buf, tab->last_input_url, sizeof(buf));
250 ed504b9e 2022-02-07 op 	phos_parse_absolute_uri(buf, &uri);
251 84b88039 2021-07-12 op 	phos_uri_set_query(&uri, ministate.buf);
252 84b88039 2021-07-12 op 	phos_serialize_uri(&uri, buf, sizeof(buf));
253 ed21a9a1 2022-01-11 op 	load_url_in_tab(tab, buf, NULL, LU_MODE_NOCACHE);
254 84b88039 2021-07-12 op }
255 84b88039 2021-07-12 op 
256 84b88039 2021-07-12 op void
257 9a28e7e5 2021-08-03 op ir_select_gopher(void)
258 9a28e7e5 2021-08-03 op {
259 9a28e7e5 2021-08-03 op 	exit_minibuffer();
260 9a28e7e5 2021-08-03 op 	minibuffer_hist_save_entry();
261 9a28e7e5 2021-08-03 op 
262 9a28e7e5 2021-08-03 op 	gopher_send_search_req(current_tab, ministate.buf);
263 9a28e7e5 2021-08-03 op }
264 9a28e7e5 2021-08-03 op 
265 9a28e7e5 2021-08-03 op void
266 84b88039 2021-07-12 op lu_select(void)
267 84b88039 2021-07-12 op {
268 c6efff96 2021-08-16 op 	char url[GEMINI_URL_LEN+1];
269 c6efff96 2021-08-16 op 
270 84b88039 2021-07-12 op 	exit_minibuffer();
271 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
272 c6efff96 2021-08-16 op 
273 c6efff96 2021-08-16 op 	humanify_url(ministate.buf, url, sizeof(url));
274 ed21a9a1 2022-01-11 op 	load_url_in_tab(current_tab, url, NULL, LU_MODE_NOCACHE);
275 84b88039 2021-07-12 op }
276 84b88039 2021-07-12 op 
277 84b88039 2021-07-12 op void
278 84b88039 2021-07-12 op bp_select(void)
279 84b88039 2021-07-12 op {
280 84b88039 2021-07-12 op 	exit_minibuffer();
281 84b88039 2021-07-12 op 	if (*ministate.buf != '\0')
282 84b88039 2021-07-12 op 		add_to_bookmarks(ministate.buf);
283 84b88039 2021-07-12 op 	else
284 84b88039 2021-07-12 op 		message("Abort.");
285 84b88039 2021-07-12 op }
286 84b88039 2021-07-12 op 
287 65601367 2021-07-14 op void
288 65601367 2021-07-14 op ts_select(void)
289 65601367 2021-07-14 op {
290 65601367 2021-07-14 op 	struct tab	*tab;
291 65601367 2021-07-14 op 
292 d7ee7b5e 2021-07-15 op 	if ((tab = minibuffer_metadata()) == NULL) {
293 65601367 2021-07-14 op 		message("No tab selected");
294 65601367 2021-07-14 op 		return;
295 65601367 2021-07-14 op 	}
296 65601367 2021-07-14 op 
297 65601367 2021-07-14 op 	exit_minibuffer();
298 65601367 2021-07-14 op 	switch_to_tab(tab);
299 753c6ac7 2021-07-14 op }
300 753c6ac7 2021-07-14 op 
301 753c6ac7 2021-07-14 op void
302 753c6ac7 2021-07-14 op ls_select(void)
303 753c6ac7 2021-07-14 op {
304 753c6ac7 2021-07-14 op 	struct line	*l;
305 753c6ac7 2021-07-14 op 
306 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
307 753c6ac7 2021-07-14 op 		message("No link selected");
308 753c6ac7 2021-07-14 op 		return;
309 753c6ac7 2021-07-14 op 	}
310 753c6ac7 2021-07-14 op 
311 753c6ac7 2021-07-14 op 	exit_minibuffer();
312 ed21a9a1 2022-01-11 op 	load_url_in_tab(current_tab, l->alt, NULL, LU_MODE_NOCACHE);
313 753c6ac7 2021-07-14 op }
314 753c6ac7 2021-07-14 op 
315 d7ee7b5e 2021-07-15 op static inline void
316 d7ee7b5e 2021-07-15 op jump_to_line(struct line *l)
317 753c6ac7 2021-07-14 op {
318 753c6ac7 2021-07-14 op 	struct vline	*vl;
319 5924d8d2 2021-07-21 op 	struct buffer	*buffer;
320 753c6ac7 2021-07-14 op 
321 5924d8d2 2021-07-21 op 	buffer = current_buffer();
322 5924d8d2 2021-07-21 op 
323 5924d8d2 2021-07-21 op 	TAILQ_FOREACH(vl, &buffer->head, vlines) {
324 753c6ac7 2021-07-14 op 		if (vl->parent == l)
325 753c6ac7 2021-07-14 op 			break;
326 753c6ac7 2021-07-14 op 	}
327 753c6ac7 2021-07-14 op 
328 753c6ac7 2021-07-14 op 	if (vl == NULL)
329 d7ee7b5e 2021-07-15 op 		message("Ops, %s error!  Please report to %s",
330 d7ee7b5e 2021-07-15 op 		    __func__, PACKAGE_BUGREPORT);
331 0b442ded 2021-07-16 op 	else {
332 5924d8d2 2021-07-21 op 		buffer->top_line = vl;
333 5924d8d2 2021-07-21 op 		buffer->current_line = vl;
334 0b442ded 2021-07-16 op 	}
335 65601367 2021-07-14 op }
336 65601367 2021-07-14 op 
337 d7ee7b5e 2021-07-15 op void
338 d7ee7b5e 2021-07-15 op swiper_select(void)
339 edd9a650 2021-07-15 op {
340 edd9a650 2021-07-15 op 	struct line	*l;
341 edd9a650 2021-07-15 op 
342 edd9a650 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
343 edd9a650 2021-07-15 op 		message("No line selected");
344 edd9a650 2021-07-15 op 		return;
345 edd9a650 2021-07-15 op 	}
346 edd9a650 2021-07-15 op 
347 edd9a650 2021-07-15 op 	exit_minibuffer();
348 edd9a650 2021-07-15 op 	jump_to_line(l);
349 edd9a650 2021-07-15 op }
350 edd9a650 2021-07-15 op 
351 edd9a650 2021-07-15 op void
352 edd9a650 2021-07-15 op toc_select(void)
353 d7ee7b5e 2021-07-15 op {
354 d7ee7b5e 2021-07-15 op 	struct line	*l;
355 d7ee7b5e 2021-07-15 op 
356 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
357 d7ee7b5e 2021-07-15 op 		message("No line selected");
358 d7ee7b5e 2021-07-15 op 		return;
359 d7ee7b5e 2021-07-15 op 	}
360 d7ee7b5e 2021-07-15 op 
361 d7ee7b5e 2021-07-15 op 	exit_minibuffer();
362 d7ee7b5e 2021-07-15 op 	jump_to_line(l);
363 d7ee7b5e 2021-07-15 op }
364 d7ee7b5e 2021-07-15 op 
365 84b88039 2021-07-12 op static void
366 84b88039 2021-07-12 op yornp_self_insert(void)
367 84b88039 2021-07-12 op {
368 84b88039 2021-07-12 op 	if (thiskey.key != 'y' && thiskey.key != 'n') {
369 84b88039 2021-07-12 op 		message("Please answer y or n");
370 84b88039 2021-07-12 op 		return;
371 84b88039 2021-07-12 op 	}
372 84b88039 2021-07-12 op 
373 84b88039 2021-07-12 op 	exit_minibuffer();
374 84b88039 2021-07-12 op 	yornp_cb(thiskey.key == 'y', yornp_data);
375 84b88039 2021-07-12 op }
376 84b88039 2021-07-12 op 
377 84b88039 2021-07-12 op static void
378 84b88039 2021-07-12 op yornp_abort(void)
379 84b88039 2021-07-12 op {
380 84b88039 2021-07-12 op 	exit_minibuffer();
381 84b88039 2021-07-12 op 	yornp_cb(0, yornp_data);
382 84b88039 2021-07-12 op }
383 84b88039 2021-07-12 op 
384 84b88039 2021-07-12 op static void
385 84b88039 2021-07-12 op read_self_insert(void)
386 84b88039 2021-07-12 op {
387 84b88039 2021-07-12 op 	if (thiskey.meta || !unicode_isgraph(thiskey.cp)) {
388 84b88039 2021-07-12 op 		global_key_unbound();
389 84b88039 2021-07-12 op 		return;
390 84b88039 2021-07-12 op 	}
391 84b88039 2021-07-12 op 
392 84b88039 2021-07-12 op 	minibuffer_self_insert();
393 84b88039 2021-07-12 op }
394 84b88039 2021-07-12 op 
395 84b88039 2021-07-12 op static void
396 84b88039 2021-07-12 op read_abort(void)
397 84b88039 2021-07-12 op {
398 84b88039 2021-07-12 op 	exit_minibuffer();
399 84b88039 2021-07-12 op 	read_cb(NULL, read_data);
400 84b88039 2021-07-12 op }
401 84b88039 2021-07-12 op 
402 84b88039 2021-07-12 op static void
403 84b88039 2021-07-12 op read_select(void)
404 84b88039 2021-07-12 op {
405 95a8c791 2021-08-26 op 	exit_minibuffer();
406 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
407 84b88039 2021-07-12 op 	read_cb(ministate.buf, read_data);
408 b1e1e41a 2021-07-14 op }
409 b1e1e41a 2021-07-14 op 
410 b1e1e41a 2021-07-14 op /*
411 b1e1e41a 2021-07-14 op  * TODO: we should collect this asynchronously...
412 b1e1e41a 2021-07-14 op  */
413 b1e1e41a 2021-07-14 op static inline void
414 b1e1e41a 2021-07-14 op populate_compl_buffer(complfn *fn, void *data)
415 b1e1e41a 2021-07-14 op {
416 b3be07ea 2021-07-18 op 	const char	*s, *descr;
417 b1e1e41a 2021-07-14 op 	struct line	*l;
418 b1e1e41a 2021-07-14 op 	struct buffer	*b;
419 b1e1e41a 2021-07-14 op 	struct parser	*p;
420 0ce8aa3e 2021-07-18 op 	void		*linedata;
421 b1e1e41a 2021-07-14 op 
422 b1e1e41a 2021-07-14 op 	b = &ministate.compl.buffer;
423 b1e1e41a 2021-07-14 op 	p = &b->page;
424 b1e1e41a 2021-07-14 op 
425 0ce8aa3e 2021-07-18 op 	linedata = NULL;
426 0ce8aa3e 2021-07-18 op 	descr = NULL;
427 b3be07ea 2021-07-18 op 	while ((s = fn(&data, &linedata, &descr)) != NULL) {
428 b1e1e41a 2021-07-14 op 		if ((l = calloc(1, sizeof(*l))) == NULL)
429 b1e1e41a 2021-07-14 op 			abort();
430 b1e1e41a 2021-07-14 op 
431 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
432 fbadd395 2021-07-16 op 		l->data = linedata;
433 b3be07ea 2021-07-18 op 		l->alt = (char*)descr;
434 e7b982f4 2021-07-14 op 		if ((l->line = strdup(s)) == NULL)
435 e7b982f4 2021-07-14 op 			abort();
436 b1e1e41a 2021-07-14 op 
437 32ac17a4 2021-08-12 op 		TAILQ_INSERT_TAIL(&p->head, l, lines);
438 65601367 2021-07-14 op 
439 65601367 2021-07-14 op 		linedata = NULL;
440 b3be07ea 2021-07-18 op 		descr = NULL;
441 b1e1e41a 2021-07-14 op 	}
442 e7b982f4 2021-07-14 op 
443 e7b982f4 2021-07-14 op 	if ((l = TAILQ_FIRST(&p->head)) != NULL)
444 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL_CURRENT;
445 84b88039 2021-07-12 op }
446 84b88039 2021-07-12 op 
447 84b88039 2021-07-12 op void
448 84b88039 2021-07-12 op enter_minibuffer(void (*self_insert_fn)(void), void (*donefn)(void),
449 e5a2797f 2021-07-13 op     void (*abortfn)(void), struct histhead *hist,
450 e5a2797f 2021-07-13 op     complfn *complfn, void *compldata)
451 84b88039 2021-07-12 op {
452 b1e1e41a 2021-07-14 op 	in_minibuffer = complfn == NULL ? MB_READ : MB_COMPREAD;
453 b1e1e41a 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
454 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
455 b1e1e41a 2021-07-14 op 
456 b1e1e41a 2021-07-14 op 		ministate.compl.fn = complfn;
457 b1e1e41a 2021-07-14 op 		ministate.compl.data = compldata;
458 b1e1e41a 2021-07-14 op 		populate_compl_buffer(complfn, compldata);
459 b1e1e41a 2021-07-14 op 	}
460 b1e1e41a 2021-07-14 op 
461 84b88039 2021-07-12 op 	base_map = &minibuffer_map;
462 84b88039 2021-07-12 op 	current_map = &minibuffer_map;
463 84b88039 2021-07-12 op 
464 84b88039 2021-07-12 op 	base_map->unhandled_input = self_insert_fn;
465 84b88039 2021-07-12 op 
466 84b88039 2021-07-12 op 	ministate.donefn = donefn;
467 84b88039 2021-07-12 op 	ministate.abortfn = abortfn;
468 84b88039 2021-07-12 op 	memset(ministate.buf, 0, sizeof(ministate.buf));
469 84b88039 2021-07-12 op 	ministate.buffer.current_line = &ministate.vline;
470 84b88039 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
471 84b88039 2021-07-12 op 	ministate.buffer.cpoff = 0;
472 84b88039 2021-07-12 op 	strlcpy(ministate.buf, "", sizeof(ministate.prompt));
473 84b88039 2021-07-12 op 
474 84b88039 2021-07-12 op 	ministate.history = hist;
475 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
476 84b88039 2021-07-12 op 	ministate.hist_off = 0;
477 84b88039 2021-07-12 op }
478 84b88039 2021-07-12 op 
479 84b88039 2021-07-12 op void
480 84b88039 2021-07-12 op exit_minibuffer(void)
481 84b88039 2021-07-12 op {
482 e7b982f4 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
483 e7b982f4 2021-07-14 op 		erase_buffer(&ministate.compl.buffer);
484 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
485 e7b982f4 2021-07-14 op 	}
486 b1e1e41a 2021-07-14 op 
487 84b88039 2021-07-12 op 	in_minibuffer = 0;
488 84b88039 2021-07-12 op 	base_map = &global_map;
489 84b88039 2021-07-12 op 	current_map = &global_map;
490 84b88039 2021-07-12 op }
491 84b88039 2021-07-12 op 
492 84b88039 2021-07-12 op void
493 84b88039 2021-07-12 op yornp(const char *prompt, void (*fn)(int, struct tab*),
494 84b88039 2021-07-12 op     struct tab *data)
495 84b88039 2021-07-12 op {
496 84b88039 2021-07-12 op 	size_t len;
497 84b88039 2021-07-12 op 
498 84b88039 2021-07-12 op 	if (in_minibuffer) {
499 84b88039 2021-07-12 op 		fn(0, data);
500 84b88039 2021-07-12 op 		return;
501 84b88039 2021-07-12 op 	}
502 84b88039 2021-07-12 op 
503 84b88039 2021-07-12 op 	yornp_cb = fn;
504 84b88039 2021-07-12 op 	yornp_data = data;
505 84b88039 2021-07-12 op 	enter_minibuffer(yornp_self_insert, yornp_self_insert,
506 e5a2797f 2021-07-13 op 	    yornp_abort, NULL, NULL, NULL);
507 84b88039 2021-07-12 op 
508 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
509 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
510 84b88039 2021-07-12 op 	strlcat(ministate.prompt, " (y or n) ", len);
511 84b88039 2021-07-12 op }
512 84b88039 2021-07-12 op 
513 4bc446b9 2021-07-21 op void
514 4bc446b9 2021-07-21 op minibuffer_read(const char *prompt, void (*fn)(const char *, struct tab *),
515 b1e1e41a 2021-07-14 op     struct tab *data)
516 84b88039 2021-07-12 op {
517 84b88039 2021-07-12 op 	size_t len;
518 84b88039 2021-07-12 op 
519 84b88039 2021-07-12 op 	if (in_minibuffer)
520 84b88039 2021-07-12 op 		return;
521 84b88039 2021-07-12 op 
522 84b88039 2021-07-12 op 	read_cb = fn;
523 84b88039 2021-07-12 op 	read_data = data;
524 84b88039 2021-07-12 op 	enter_minibuffer(read_self_insert, read_select, read_abort,
525 b1e1e41a 2021-07-14 op 	    &read_history, NULL, NULL);
526 84b88039 2021-07-12 op 
527 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
528 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
529 84b88039 2021-07-12 op 	strlcat(ministate.prompt, ": ", len);
530 4bc446b9 2021-07-21 op }
531 4bc446b9 2021-07-21 op 
532 4bc446b9 2021-07-21 op static void
533 4bc446b9 2021-07-21 op handle_clear_echoarea(int fd, short ev, void *d)
534 4bc446b9 2021-07-21 op {
535 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
536 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
537 4bc446b9 2021-07-21 op 
538 4bc446b9 2021-07-21 op 	ui_after_message_hook();
539 4bc446b9 2021-07-21 op }
540 4bc446b9 2021-07-21 op 
541 4bc446b9 2021-07-21 op void
542 4bc446b9 2021-07-21 op vmessage(const char *fmt, va_list ap)
543 4bc446b9 2021-07-21 op {
544 4bc446b9 2021-07-21 op 	if (evtimer_pending(&clechoev, NULL))
545 4bc446b9 2021-07-21 op 		evtimer_del(&clechoev);
546 4bc446b9 2021-07-21 op 
547 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
548 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
549 4bc446b9 2021-07-21 op 
550 4bc446b9 2021-07-21 op 	if (fmt != NULL) {
551 4bc446b9 2021-07-21 op 		evtimer_set(&clechoev, handle_clear_echoarea, NULL);
552 4bc446b9 2021-07-21 op 		evtimer_add(&clechoev, &clechoev_timer);
553 4bc446b9 2021-07-21 op 
554 4bc446b9 2021-07-21 op 		/* TODO: what to do if the allocation fails here? */
555 4bc446b9 2021-07-21 op 		if (vasprintf(&ministate.curmesg, fmt, ap) == -1)
556 4bc446b9 2021-07-21 op 			ministate.curmesg = NULL;
557 4bc446b9 2021-07-21 op 	}
558 4bc446b9 2021-07-21 op 
559 4bc446b9 2021-07-21 op 	ui_after_message_hook();
560 84b88039 2021-07-12 op }
561 4bc446b9 2021-07-21 op 
562 4bc446b9 2021-07-21 op void
563 4bc446b9 2021-07-21 op message(const char *fmt, ...)
564 4bc446b9 2021-07-21 op {
565 4bc446b9 2021-07-21 op 	va_list ap;
566 4bc446b9 2021-07-21 op 
567 4bc446b9 2021-07-21 op 	va_start(ap, fmt);
568 4bc446b9 2021-07-21 op 	vmessage(fmt, ap);
569 4bc446b9 2021-07-21 op 	va_end(ap);
570 4bc446b9 2021-07-21 op }
571 4bc446b9 2021-07-21 op 
572 4bc446b9 2021-07-21 op void
573 4bc446b9 2021-07-21 op minibuffer_init(void)
574 4bc446b9 2021-07-21 op {
575 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&eecmd_history.head);
576 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&ir_history.head);
577 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&lu_history.head);
578 78894e73 2021-08-12 op 	TAILQ_INIT(&read_history.head);
579 bccb5b0b 2021-07-21 op 
580 78894e73 2021-08-12 op 	TAILQ_INIT(&ministate.compl.buffer.head);
581 78894e73 2021-08-12 op 	TAILQ_INIT(&ministate.compl.buffer.page.head);
582 78894e73 2021-08-12 op 
583 bccb5b0b 2021-07-21 op 	ministate.line.type = LINE_TEXT;
584 bccb5b0b 2021-07-21 op 	ministate.vline.parent = &ministate.line;
585 ab0a4274 2021-07-25 op 	ministate.buffer.page.name = "*minibuffer*";
586 bccb5b0b 2021-07-21 op 	ministate.buffer.current_line = &ministate.vline;
587 bccb5b0b 2021-07-21 op 
588 4bc446b9 2021-07-21 op 	evtimer_set(&clechoev, handle_clear_echoarea, NULL);
589 4bc446b9 2021-07-21 op }