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 84b88039 2021-07-12 op 
 28 d7ee7b5e 2021-07-15 op static void		*minibuffer_metadata(void);
 29 84b88039 2021-07-12 op static void		 minibuffer_hist_save_entry(void);
 30 84b88039 2021-07-12 op static void		 yornp_self_insert(void);
 31 84b88039 2021-07-12 op static void		 yornp_abort(void);
 32 84b88039 2021-07-12 op static void		 read_self_insert(void);
 33 84b88039 2021-07-12 op static void		 read_abort(void);
 34 84b88039 2021-07-12 op static void		 read_select(void);
 35 4bc446b9 2021-07-21 op static void		 handle_clear_echoarea(int, short, void *);
 36 4bc446b9 2021-07-21 op 
 37 4bc446b9 2021-07-21 op static struct event	clechoev;
 38 4bc446b9 2021-07-21 op static struct timeval	clechoev_timer = { 5, 0 };
 39 84b88039 2021-07-12 op 
 40 84b88039 2021-07-12 op static void (*yornp_cb)(int, struct tab *);
 41 84b88039 2021-07-12 op static struct tab *yornp_data;
 42 84b88039 2021-07-12 op 
 43 d1353324 2021-07-13 op static void (*read_cb)(const char*, struct tab *);
 44 d1353324 2021-07-13 op static struct tab *read_data;
 45 84b88039 2021-07-12 op 
 46 78894e73 2021-08-12 op /* XXX: don't forget to init these in minibuffer_init */
 47 84b88039 2021-07-12 op struct histhead eecmd_history,
 48 84b88039 2021-07-12 op 	ir_history,
 49 84b88039 2021-07-12 op 	lu_history,
 50 84b88039 2021-07-12 op 	read_history;
 51 84b88039 2021-07-12 op 
 52 84b88039 2021-07-12 op struct ministate ministate;
 53 84b88039 2021-07-12 op 
 54 b1e1e41a 2021-07-14 op struct buffer minibufferwin;
 55 54ee0a94 2021-07-21 op 
 56 54ee0a94 2021-07-21 op int in_minibuffer;
 57 b1e1e41a 2021-07-14 op 
 58 b1e1e41a 2021-07-14 op /*
 59 b1e1e41a 2021-07-14 op  * Recompute the visible completions.  If add is 1, don't consider the
 60 b1e1e41a 2021-07-14 op  * ones already hidden.
 61 b1e1e41a 2021-07-14 op  */
 62 b1e1e41a 2021-07-14 op void
 63 b1e1e41a 2021-07-14 op recompute_completions(int add)
 64 b1e1e41a 2021-07-14 op {
 65 b1e1e41a 2021-07-14 op 	struct line	*l;
 66 e7b982f4 2021-07-14 op 	struct vline	*vl;
 67 e7b982f4 2021-07-14 op 	struct buffer	*b;
 68 b1e1e41a 2021-07-14 op 
 69 b1e1e41a 2021-07-14 op 	if (in_minibuffer != MB_COMPREAD)
 70 b1e1e41a 2021-07-14 op 		return;
 71 b1e1e41a 2021-07-14 op 
 72 e7b982f4 2021-07-14 op 	b = &ministate.compl.buffer;
 73 e7b982f4 2021-07-14 op 	TAILQ_FOREACH(l, &b->page.head, lines) {
 74 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
 75 b1e1e41a 2021-07-14 op 		if (add && l->flags & L_HIDDEN)
 76 b1e1e41a 2021-07-14 op 			continue;
 77 b3be07ea 2021-07-18 op 		if (strcasestr(l->line, ministate.buf) != NULL ||
 78 b3be07ea 2021-07-18 op 		    (l->alt != NULL && strcasestr(l->alt, ministate.buf) != NULL)) {
 79 5977965a 2021-07-15 op 			if (l->flags & L_HIDDEN)
 80 5977965a 2021-07-15 op 				b->line_max++;
 81 b1e1e41a 2021-07-14 op 			l->flags &= ~L_HIDDEN;
 82 5977965a 2021-07-15 op 		} else {
 83 5977965a 2021-07-15 op 			if (!(l->flags & L_HIDDEN))
 84 5977965a 2021-07-15 op 				b->line_max--;
 85 b1e1e41a 2021-07-14 op 			l->flags |= L_HIDDEN;
 86 5977965a 2021-07-15 op 		}
 87 b1e1e41a 2021-07-14 op 	}
 88 e7b982f4 2021-07-14 op 
 89 e7b982f4 2021-07-14 op 	if (b->current_line == NULL)
 90 e7b982f4 2021-07-14 op 		b->current_line = TAILQ_FIRST(&b->head);
 91 e7b982f4 2021-07-14 op 	b->current_line = adjust_line(b->current_line, b);
 92 e7b982f4 2021-07-14 op 	vl = b->current_line;
 93 e7b982f4 2021-07-14 op 	if (vl != NULL)
 94 e7b982f4 2021-07-14 op 		vl->parent->type = LINE_COMPL_CURRENT;
 95 b1e1e41a 2021-07-14 op }
 96 b1e1e41a 2021-07-14 op 
 97 16578ca5 2021-01-02 op int
 98 16578ca5 2021-01-02 op minibuffer_insert_current_candidate(void)
 99 16578ca5 2021-01-02 op {
100 16578ca5 2021-01-02 op 	struct vline *vl;
101 16578ca5 2021-01-02 op 
102 16578ca5 2021-01-02 op 	vl = ministate.compl.buffer.current_line;
103 16578ca5 2021-01-02 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
104 16578ca5 2021-01-02 op 		return -1;
105 16578ca5 2021-01-02 op 
106 16578ca5 2021-01-02 op 	minibuffer_taint_hist();
107 16578ca5 2021-01-02 op 	strlcpy(ministate.buf, vl->parent->line, sizeof(ministate.buf));
108 16578ca5 2021-01-02 op 	ministate.buffer.cpoff = utf8_cplen(ministate.buf);
109 16578ca5 2021-01-02 op 
110 16578ca5 2021-01-02 op 	return 0;
111 16578ca5 2021-01-02 op }
112 16578ca5 2021-01-02 op 
113 d7ee7b5e 2021-07-15 op static void *
114 d7ee7b5e 2021-07-15 op minibuffer_metadata(void)
115 d7ee7b5e 2021-07-15 op {
116 d7ee7b5e 2021-07-15 op 	struct vline	*vl;
117 d7ee7b5e 2021-07-15 op 
118 d7ee7b5e 2021-07-15 op 	vl = ministate.compl.buffer.current_line;
119 d7ee7b5e 2021-07-15 op 
120 d7ee7b5e 2021-07-15 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
121 d7ee7b5e 2021-07-15 op 		return NULL;
122 d7ee7b5e 2021-07-15 op 
123 fbadd395 2021-07-16 op 	return vl->parent->data;
124 d7ee7b5e 2021-07-15 op }
125 d7ee7b5e 2021-07-15 op 
126 84b88039 2021-07-12 op static void
127 84b88039 2021-07-12 op minibuffer_hist_save_entry(void)
128 84b88039 2021-07-12 op {
129 84b88039 2021-07-12 op 	struct hist	*hist;
130 84b88039 2021-07-12 op 
131 84b88039 2021-07-12 op 	if (ministate.history == NULL)
132 84b88039 2021-07-12 op 		return;
133 84b88039 2021-07-12 op 
134 84b88039 2021-07-12 op 	if ((hist = calloc(1, sizeof(*hist))) == NULL)
135 84b88039 2021-07-12 op 		abort();
136 84b88039 2021-07-12 op 
137 84b88039 2021-07-12 op 	strlcpy(hist->h, ministate.buf, sizeof(hist->h));
138 84b88039 2021-07-12 op 
139 32ac17a4 2021-08-12 op 	TAILQ_INSERT_TAIL(&ministate.history->head, hist, entries);
140 84b88039 2021-07-12 op 	ministate.history->len++;
141 84b88039 2021-07-12 op }
142 84b88039 2021-07-12 op 
143 84b88039 2021-07-12 op /*
144 84b88039 2021-07-12 op  * taint the minibuffer cache: if we're currently showing a history
145 84b88039 2021-07-12 op  * element, copy that to the current buf and reset the "history
146 84b88039 2021-07-12 op  * navigation" thing.
147 84b88039 2021-07-12 op  */
148 84b88039 2021-07-12 op void
149 84b88039 2021-07-12 op minibuffer_taint_hist(void)
150 84b88039 2021-07-12 op {
151 84b88039 2021-07-12 op 	if (ministate.hist_cur == NULL)
152 84b88039 2021-07-12 op 		return;
153 84b88039 2021-07-12 op 
154 84b88039 2021-07-12 op 	strlcpy(ministate.buf, ministate.hist_cur->h, sizeof(ministate.buf));
155 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
156 19f7f20c 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
157 84b88039 2021-07-12 op }
158 84b88039 2021-07-12 op 
159 65601367 2021-07-14 op void
160 84b88039 2021-07-12 op minibuffer_self_insert(void)
161 84b88039 2021-07-12 op {
162 84b88039 2021-07-12 op 	char	*c, tmp[5] = {0};
163 84b88039 2021-07-12 op 	size_t	len;
164 84b88039 2021-07-12 op 
165 84b88039 2021-07-12 op 	minibuffer_taint_hist();
166 84b88039 2021-07-12 op 
167 84b88039 2021-07-12 op 	if (thiskey.cp == 0)
168 84b88039 2021-07-12 op 		return;
169 84b88039 2021-07-12 op 
170 84b88039 2021-07-12 op 	len = utf8_encode(thiskey.cp, tmp);
171 84b88039 2021-07-12 op 	c = utf8_nth(ministate.buffer.current_line->line, ministate.buffer.cpoff);
172 84b88039 2021-07-12 op 	if (c + len > ministate.buf + sizeof(ministate.buf) - 1)
173 84b88039 2021-07-12 op 		return;
174 84b88039 2021-07-12 op 
175 84b88039 2021-07-12 op 	memmove(c + len, c, strlen(c)+1);
176 84b88039 2021-07-12 op 	memcpy(c, tmp, len);
177 84b88039 2021-07-12 op 	ministate.buffer.cpoff++;
178 b1e1e41a 2021-07-14 op 
179 b1e1e41a 2021-07-14 op 	recompute_completions(1);
180 40fbc354 2021-07-14 op }
181 40fbc354 2021-07-14 op 
182 40fbc354 2021-07-14 op void
183 40fbc354 2021-07-14 op sensible_self_insert(void)
184 40fbc354 2021-07-14 op {
185 e8c9de1e 2021-07-20 op 	if (thiskey.meta ||
186 85c820b8 2021-07-24 op 	    (!unicode_isgraph(thiskey.key) && thiskey.key != ' ')) {
187 84b88039 2021-07-12 op 		global_key_unbound();
188 84b88039 2021-07-12 op 		return;
189 84b88039 2021-07-12 op 	}
190 84b88039 2021-07-12 op 
191 84b88039 2021-07-12 op 	minibuffer_self_insert();
192 84b88039 2021-07-12 op }
193 84b88039 2021-07-12 op 
194 84b88039 2021-07-12 op void
195 84b88039 2021-07-12 op eecmd_select(void)
196 84b88039 2021-07-12 op {
197 16578ca5 2021-01-02 op 	struct cmd	*cmd;
198 16578ca5 2021-01-02 op 	struct vline	*vl;
199 16578ca5 2021-01-02 op 	const char	*t;
200 16578ca5 2021-01-02 op 
201 16578ca5 2021-01-02 op 	vl = ministate.compl.buffer.current_line;
202 16578ca5 2021-01-02 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
203 16578ca5 2021-01-02 op 		goto end;
204 84b88039 2021-07-12 op 
205 16578ca5 2021-01-02 op 	t = vl->parent->line;
206 84b88039 2021-07-12 op 	for (cmd = cmds; cmd->cmd != NULL; ++cmd) {
207 16578ca5 2021-01-02 op 		if (!strcmp(cmd->cmd, t)) {
208 16578ca5 2021-01-02 op 			minibuffer_insert_current_candidate();
209 84b88039 2021-07-12 op 			exit_minibuffer();
210 84b88039 2021-07-12 op 			minibuffer_hist_save_entry();
211 84b88039 2021-07-12 op 			cmd->fn(current_buffer());
212 84b88039 2021-07-12 op 			return;
213 84b88039 2021-07-12 op 		}
214 84b88039 2021-07-12 op 	}
215 84b88039 2021-07-12 op 
216 16578ca5 2021-01-02 op end:
217 84b88039 2021-07-12 op 	message("No match");
218 84b88039 2021-07-12 op }
219 84b88039 2021-07-12 op 
220 84b88039 2021-07-12 op void
221 9a28e7e5 2021-08-03 op ir_select_gemini(void)
222 84b88039 2021-07-12 op {
223 84b88039 2021-07-12 op 	char		 buf[1025] = {0};
224 84b88039 2021-07-12 op 	struct phos_uri	 uri;
225 83dce83d 2021-07-17 op 	struct tab	*tab = current_tab;
226 84b88039 2021-07-12 op 
227 84b88039 2021-07-12 op 	exit_minibuffer();
228 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
229 84b88039 2021-07-12 op 
230 84b88039 2021-07-12 op 	/* a bit ugly but... */
231 84b88039 2021-07-12 op 	memcpy(&uri, &tab->uri, sizeof(tab->uri));
232 84b88039 2021-07-12 op 	phos_uri_set_query(&uri, ministate.buf);
233 84b88039 2021-07-12 op 	phos_serialize_uri(&uri, buf, sizeof(buf));
234 bc55cdb9 2021-08-12 op 	load_url_in_tab(tab, buf, NULL, 0);
235 84b88039 2021-07-12 op }
236 84b88039 2021-07-12 op 
237 84b88039 2021-07-12 op void
238 9a28e7e5 2021-08-03 op ir_select_gopher(void)
239 9a28e7e5 2021-08-03 op {
240 9a28e7e5 2021-08-03 op 	exit_minibuffer();
241 9a28e7e5 2021-08-03 op 	minibuffer_hist_save_entry();
242 9a28e7e5 2021-08-03 op 
243 9a28e7e5 2021-08-03 op 	gopher_send_search_req(current_tab, ministate.buf);
244 9a28e7e5 2021-08-03 op }
245 9a28e7e5 2021-08-03 op 
246 9a28e7e5 2021-08-03 op void
247 84b88039 2021-07-12 op lu_select(void)
248 84b88039 2021-07-12 op {
249 c6efff96 2021-08-16 op 	char url[GEMINI_URL_LEN+1];
250 c6efff96 2021-08-16 op 
251 84b88039 2021-07-12 op 	exit_minibuffer();
252 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
253 c6efff96 2021-08-16 op 
254 c6efff96 2021-08-16 op 	humanify_url(ministate.buf, url, sizeof(url));
255 c6efff96 2021-08-16 op 	load_url_in_tab(current_tab, url, NULL, 0);
256 84b88039 2021-07-12 op }
257 84b88039 2021-07-12 op 
258 84b88039 2021-07-12 op void
259 84b88039 2021-07-12 op bp_select(void)
260 84b88039 2021-07-12 op {
261 84b88039 2021-07-12 op 	exit_minibuffer();
262 84b88039 2021-07-12 op 	if (*ministate.buf != '\0')
263 84b88039 2021-07-12 op 		add_to_bookmarks(ministate.buf);
264 84b88039 2021-07-12 op 	else
265 84b88039 2021-07-12 op 		message("Abort.");
266 84b88039 2021-07-12 op }
267 84b88039 2021-07-12 op 
268 65601367 2021-07-14 op void
269 65601367 2021-07-14 op ts_select(void)
270 65601367 2021-07-14 op {
271 65601367 2021-07-14 op 	struct tab	*tab;
272 65601367 2021-07-14 op 
273 d7ee7b5e 2021-07-15 op 	if ((tab = minibuffer_metadata()) == NULL) {
274 65601367 2021-07-14 op 		message("No tab selected");
275 65601367 2021-07-14 op 		return;
276 65601367 2021-07-14 op 	}
277 65601367 2021-07-14 op 
278 65601367 2021-07-14 op 	exit_minibuffer();
279 65601367 2021-07-14 op 	switch_to_tab(tab);
280 753c6ac7 2021-07-14 op }
281 753c6ac7 2021-07-14 op 
282 753c6ac7 2021-07-14 op void
283 753c6ac7 2021-07-14 op ls_select(void)
284 753c6ac7 2021-07-14 op {
285 753c6ac7 2021-07-14 op 	struct line	*l;
286 753c6ac7 2021-07-14 op 
287 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
288 753c6ac7 2021-07-14 op 		message("No link selected");
289 753c6ac7 2021-07-14 op 		return;
290 753c6ac7 2021-07-14 op 	}
291 753c6ac7 2021-07-14 op 
292 753c6ac7 2021-07-14 op 	exit_minibuffer();
293 bc55cdb9 2021-08-12 op 	load_url_in_tab(current_tab, l->alt, NULL, 0);
294 753c6ac7 2021-07-14 op }
295 753c6ac7 2021-07-14 op 
296 d7ee7b5e 2021-07-15 op static inline void
297 d7ee7b5e 2021-07-15 op jump_to_line(struct line *l)
298 753c6ac7 2021-07-14 op {
299 753c6ac7 2021-07-14 op 	struct vline	*vl;
300 5924d8d2 2021-07-21 op 	struct buffer	*buffer;
301 753c6ac7 2021-07-14 op 
302 5924d8d2 2021-07-21 op 	buffer = current_buffer();
303 5924d8d2 2021-07-21 op 
304 5924d8d2 2021-07-21 op 	TAILQ_FOREACH(vl, &buffer->head, vlines) {
305 753c6ac7 2021-07-14 op 		if (vl->parent == l)
306 753c6ac7 2021-07-14 op 			break;
307 753c6ac7 2021-07-14 op 	}
308 753c6ac7 2021-07-14 op 
309 753c6ac7 2021-07-14 op 	if (vl == NULL)
310 d7ee7b5e 2021-07-15 op 		message("Ops, %s error!  Please report to %s",
311 d7ee7b5e 2021-07-15 op 		    __func__, PACKAGE_BUGREPORT);
312 0b442ded 2021-07-16 op 	else {
313 5924d8d2 2021-07-21 op 		buffer->top_line = vl;
314 5924d8d2 2021-07-21 op 		buffer->current_line = vl;
315 0b442ded 2021-07-16 op 	}
316 65601367 2021-07-14 op }
317 65601367 2021-07-14 op 
318 d7ee7b5e 2021-07-15 op void
319 d7ee7b5e 2021-07-15 op swiper_select(void)
320 edd9a650 2021-07-15 op {
321 edd9a650 2021-07-15 op 	struct line	*l;
322 edd9a650 2021-07-15 op 
323 edd9a650 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
324 edd9a650 2021-07-15 op 		message("No line selected");
325 edd9a650 2021-07-15 op 		return;
326 edd9a650 2021-07-15 op 	}
327 edd9a650 2021-07-15 op 
328 edd9a650 2021-07-15 op 	exit_minibuffer();
329 edd9a650 2021-07-15 op 	jump_to_line(l);
330 edd9a650 2021-07-15 op }
331 edd9a650 2021-07-15 op 
332 edd9a650 2021-07-15 op void
333 edd9a650 2021-07-15 op toc_select(void)
334 d7ee7b5e 2021-07-15 op {
335 d7ee7b5e 2021-07-15 op 	struct line	*l;
336 d7ee7b5e 2021-07-15 op 
337 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
338 d7ee7b5e 2021-07-15 op 		message("No line selected");
339 d7ee7b5e 2021-07-15 op 		return;
340 d7ee7b5e 2021-07-15 op 	}
341 d7ee7b5e 2021-07-15 op 
342 d7ee7b5e 2021-07-15 op 	exit_minibuffer();
343 d7ee7b5e 2021-07-15 op 	jump_to_line(l);
344 d7ee7b5e 2021-07-15 op }
345 d7ee7b5e 2021-07-15 op 
346 84b88039 2021-07-12 op static void
347 84b88039 2021-07-12 op yornp_self_insert(void)
348 84b88039 2021-07-12 op {
349 84b88039 2021-07-12 op 	if (thiskey.key != 'y' && thiskey.key != 'n') {
350 84b88039 2021-07-12 op 		message("Please answer y or n");
351 84b88039 2021-07-12 op 		return;
352 84b88039 2021-07-12 op 	}
353 84b88039 2021-07-12 op 
354 84b88039 2021-07-12 op 	exit_minibuffer();
355 84b88039 2021-07-12 op 	yornp_cb(thiskey.key == 'y', yornp_data);
356 84b88039 2021-07-12 op }
357 84b88039 2021-07-12 op 
358 84b88039 2021-07-12 op static void
359 84b88039 2021-07-12 op yornp_abort(void)
360 84b88039 2021-07-12 op {
361 84b88039 2021-07-12 op 	exit_minibuffer();
362 84b88039 2021-07-12 op 	yornp_cb(0, yornp_data);
363 84b88039 2021-07-12 op }
364 84b88039 2021-07-12 op 
365 84b88039 2021-07-12 op static void
366 84b88039 2021-07-12 op read_self_insert(void)
367 84b88039 2021-07-12 op {
368 84b88039 2021-07-12 op 	if (thiskey.meta || !unicode_isgraph(thiskey.cp)) {
369 84b88039 2021-07-12 op 		global_key_unbound();
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 	minibuffer_self_insert();
374 84b88039 2021-07-12 op }
375 84b88039 2021-07-12 op 
376 84b88039 2021-07-12 op static void
377 84b88039 2021-07-12 op read_abort(void)
378 84b88039 2021-07-12 op {
379 84b88039 2021-07-12 op 	exit_minibuffer();
380 84b88039 2021-07-12 op 	read_cb(NULL, read_data);
381 84b88039 2021-07-12 op }
382 84b88039 2021-07-12 op 
383 84b88039 2021-07-12 op static void
384 84b88039 2021-07-12 op read_select(void)
385 84b88039 2021-07-12 op {
386 95a8c791 2021-08-26 op 	exit_minibuffer();
387 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
388 84b88039 2021-07-12 op 	read_cb(ministate.buf, read_data);
389 b1e1e41a 2021-07-14 op }
390 b1e1e41a 2021-07-14 op 
391 b1e1e41a 2021-07-14 op /*
392 b1e1e41a 2021-07-14 op  * TODO: we should collect this asynchronously...
393 b1e1e41a 2021-07-14 op  */
394 b1e1e41a 2021-07-14 op static inline void
395 b1e1e41a 2021-07-14 op populate_compl_buffer(complfn *fn, void *data)
396 b1e1e41a 2021-07-14 op {
397 b3be07ea 2021-07-18 op 	const char	*s, *descr;
398 b1e1e41a 2021-07-14 op 	struct line	*l;
399 b1e1e41a 2021-07-14 op 	struct buffer	*b;
400 b1e1e41a 2021-07-14 op 	struct parser	*p;
401 0ce8aa3e 2021-07-18 op 	void		*linedata;
402 b1e1e41a 2021-07-14 op 
403 b1e1e41a 2021-07-14 op 	b = &ministate.compl.buffer;
404 b1e1e41a 2021-07-14 op 	p = &b->page;
405 b1e1e41a 2021-07-14 op 
406 0ce8aa3e 2021-07-18 op 	linedata = NULL;
407 0ce8aa3e 2021-07-18 op 	descr = NULL;
408 b3be07ea 2021-07-18 op 	while ((s = fn(&data, &linedata, &descr)) != NULL) {
409 b1e1e41a 2021-07-14 op 		if ((l = calloc(1, sizeof(*l))) == NULL)
410 b1e1e41a 2021-07-14 op 			abort();
411 b1e1e41a 2021-07-14 op 
412 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
413 fbadd395 2021-07-16 op 		l->data = linedata;
414 b3be07ea 2021-07-18 op 		l->alt = (char*)descr;
415 e7b982f4 2021-07-14 op 		if ((l->line = strdup(s)) == NULL)
416 e7b982f4 2021-07-14 op 			abort();
417 b1e1e41a 2021-07-14 op 
418 32ac17a4 2021-08-12 op 		TAILQ_INSERT_TAIL(&p->head, l, lines);
419 65601367 2021-07-14 op 
420 65601367 2021-07-14 op 		linedata = NULL;
421 b3be07ea 2021-07-18 op 		descr = NULL;
422 b1e1e41a 2021-07-14 op 	}
423 e7b982f4 2021-07-14 op 
424 e7b982f4 2021-07-14 op 	if ((l = TAILQ_FIRST(&p->head)) != NULL)
425 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL_CURRENT;
426 84b88039 2021-07-12 op }
427 84b88039 2021-07-12 op 
428 84b88039 2021-07-12 op void
429 84b88039 2021-07-12 op enter_minibuffer(void (*self_insert_fn)(void), void (*donefn)(void),
430 e5a2797f 2021-07-13 op     void (*abortfn)(void), struct histhead *hist,
431 e5a2797f 2021-07-13 op     complfn *complfn, void *compldata)
432 84b88039 2021-07-12 op {
433 b1e1e41a 2021-07-14 op 	in_minibuffer = complfn == NULL ? MB_READ : MB_COMPREAD;
434 b1e1e41a 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
435 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
436 b1e1e41a 2021-07-14 op 
437 b1e1e41a 2021-07-14 op 		ministate.compl.fn = complfn;
438 b1e1e41a 2021-07-14 op 		ministate.compl.data = compldata;
439 b1e1e41a 2021-07-14 op 		populate_compl_buffer(complfn, compldata);
440 b1e1e41a 2021-07-14 op 	}
441 b1e1e41a 2021-07-14 op 
442 84b88039 2021-07-12 op 	base_map = &minibuffer_map;
443 84b88039 2021-07-12 op 	current_map = &minibuffer_map;
444 84b88039 2021-07-12 op 
445 84b88039 2021-07-12 op 	base_map->unhandled_input = self_insert_fn;
446 84b88039 2021-07-12 op 
447 84b88039 2021-07-12 op 	ministate.donefn = donefn;
448 84b88039 2021-07-12 op 	ministate.abortfn = abortfn;
449 84b88039 2021-07-12 op 	memset(ministate.buf, 0, sizeof(ministate.buf));
450 84b88039 2021-07-12 op 	ministate.buffer.current_line = &ministate.vline;
451 84b88039 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
452 84b88039 2021-07-12 op 	ministate.buffer.cpoff = 0;
453 84b88039 2021-07-12 op 	strlcpy(ministate.buf, "", sizeof(ministate.prompt));
454 84b88039 2021-07-12 op 
455 84b88039 2021-07-12 op 	ministate.history = hist;
456 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
457 84b88039 2021-07-12 op 	ministate.hist_off = 0;
458 84b88039 2021-07-12 op }
459 84b88039 2021-07-12 op 
460 84b88039 2021-07-12 op void
461 84b88039 2021-07-12 op exit_minibuffer(void)
462 84b88039 2021-07-12 op {
463 e7b982f4 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
464 e7b982f4 2021-07-14 op 		erase_buffer(&ministate.compl.buffer);
465 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
466 e7b982f4 2021-07-14 op 	}
467 b1e1e41a 2021-07-14 op 
468 84b88039 2021-07-12 op 	in_minibuffer = 0;
469 84b88039 2021-07-12 op 	base_map = &global_map;
470 84b88039 2021-07-12 op 	current_map = &global_map;
471 84b88039 2021-07-12 op }
472 84b88039 2021-07-12 op 
473 84b88039 2021-07-12 op void
474 84b88039 2021-07-12 op yornp(const char *prompt, void (*fn)(int, struct tab*),
475 84b88039 2021-07-12 op     struct tab *data)
476 84b88039 2021-07-12 op {
477 84b88039 2021-07-12 op 	size_t len;
478 84b88039 2021-07-12 op 
479 84b88039 2021-07-12 op 	if (in_minibuffer) {
480 84b88039 2021-07-12 op 		fn(0, data);
481 84b88039 2021-07-12 op 		return;
482 84b88039 2021-07-12 op 	}
483 84b88039 2021-07-12 op 
484 84b88039 2021-07-12 op 	yornp_cb = fn;
485 84b88039 2021-07-12 op 	yornp_data = data;
486 84b88039 2021-07-12 op 	enter_minibuffer(yornp_self_insert, yornp_self_insert,
487 e5a2797f 2021-07-13 op 	    yornp_abort, NULL, NULL, NULL);
488 84b88039 2021-07-12 op 
489 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
490 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
491 84b88039 2021-07-12 op 	strlcat(ministate.prompt, " (y or n) ", len);
492 84b88039 2021-07-12 op }
493 84b88039 2021-07-12 op 
494 4bc446b9 2021-07-21 op void
495 4bc446b9 2021-07-21 op minibuffer_read(const char *prompt, void (*fn)(const char *, struct tab *),
496 b1e1e41a 2021-07-14 op     struct tab *data)
497 84b88039 2021-07-12 op {
498 84b88039 2021-07-12 op 	size_t len;
499 84b88039 2021-07-12 op 
500 84b88039 2021-07-12 op 	if (in_minibuffer)
501 84b88039 2021-07-12 op 		return;
502 84b88039 2021-07-12 op 
503 84b88039 2021-07-12 op 	read_cb = fn;
504 84b88039 2021-07-12 op 	read_data = data;
505 84b88039 2021-07-12 op 	enter_minibuffer(read_self_insert, read_select, read_abort,
506 b1e1e41a 2021-07-14 op 	    &read_history, 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, ": ", len);
511 4bc446b9 2021-07-21 op }
512 4bc446b9 2021-07-21 op 
513 4bc446b9 2021-07-21 op static void
514 4bc446b9 2021-07-21 op handle_clear_echoarea(int fd, short ev, void *d)
515 4bc446b9 2021-07-21 op {
516 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
517 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
518 4bc446b9 2021-07-21 op 
519 4bc446b9 2021-07-21 op 	ui_after_message_hook();
520 4bc446b9 2021-07-21 op }
521 4bc446b9 2021-07-21 op 
522 4bc446b9 2021-07-21 op void
523 4bc446b9 2021-07-21 op vmessage(const char *fmt, va_list ap)
524 4bc446b9 2021-07-21 op {
525 4bc446b9 2021-07-21 op 	if (evtimer_pending(&clechoev, NULL))
526 4bc446b9 2021-07-21 op 		evtimer_del(&clechoev);
527 4bc446b9 2021-07-21 op 
528 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
529 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
530 4bc446b9 2021-07-21 op 
531 4bc446b9 2021-07-21 op 	if (fmt != NULL) {
532 4bc446b9 2021-07-21 op 		evtimer_set(&clechoev, handle_clear_echoarea, NULL);
533 4bc446b9 2021-07-21 op 		evtimer_add(&clechoev, &clechoev_timer);
534 4bc446b9 2021-07-21 op 
535 4bc446b9 2021-07-21 op 		/* TODO: what to do if the allocation fails here? */
536 4bc446b9 2021-07-21 op 		if (vasprintf(&ministate.curmesg, fmt, ap) == -1)
537 4bc446b9 2021-07-21 op 			ministate.curmesg = NULL;
538 4bc446b9 2021-07-21 op 	}
539 4bc446b9 2021-07-21 op 
540 4bc446b9 2021-07-21 op 	ui_after_message_hook();
541 84b88039 2021-07-12 op }
542 4bc446b9 2021-07-21 op 
543 4bc446b9 2021-07-21 op void
544 4bc446b9 2021-07-21 op message(const char *fmt, ...)
545 4bc446b9 2021-07-21 op {
546 4bc446b9 2021-07-21 op 	va_list ap;
547 4bc446b9 2021-07-21 op 
548 4bc446b9 2021-07-21 op 	va_start(ap, fmt);
549 4bc446b9 2021-07-21 op 	vmessage(fmt, ap);
550 4bc446b9 2021-07-21 op 	va_end(ap);
551 4bc446b9 2021-07-21 op }
552 4bc446b9 2021-07-21 op 
553 4bc446b9 2021-07-21 op void
554 4bc446b9 2021-07-21 op minibuffer_init(void)
555 4bc446b9 2021-07-21 op {
556 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&eecmd_history.head);
557 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&ir_history.head);
558 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&lu_history.head);
559 78894e73 2021-08-12 op 	TAILQ_INIT(&read_history.head);
560 bccb5b0b 2021-07-21 op 
561 78894e73 2021-08-12 op 	TAILQ_INIT(&ministate.compl.buffer.head);
562 78894e73 2021-08-12 op 	TAILQ_INIT(&ministate.compl.buffer.page.head);
563 78894e73 2021-08-12 op 
564 bccb5b0b 2021-07-21 op 	ministate.line.type = LINE_TEXT;
565 bccb5b0b 2021-07-21 op 	ministate.vline.parent = &ministate.line;
566 ab0a4274 2021-07-25 op 	ministate.buffer.page.name = "*minibuffer*";
567 bccb5b0b 2021-07-21 op 	ministate.buffer.current_line = &ministate.vline;
568 bccb5b0b 2021-07-21 op 
569 4bc446b9 2021-07-21 op 	evtimer_set(&clechoev, handle_clear_echoarea, NULL);
570 4bc446b9 2021-07-21 op }