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 84b88039 2021-07-12 op 	phos_uri_set_query(&uri, ministate.buf);
234 84b88039 2021-07-12 op 	phos_serialize_uri(&uri, buf, sizeof(buf));
235 ed21a9a1 2022-01-11 op 	load_url_in_tab(tab, buf, NULL, LU_MODE_NOCACHE);
236 84b88039 2021-07-12 op }
237 84b88039 2021-07-12 op 
238 84b88039 2021-07-12 op void
239 9a28e7e5 2021-08-03 op ir_select_gopher(void)
240 9a28e7e5 2021-08-03 op {
241 9a28e7e5 2021-08-03 op 	exit_minibuffer();
242 9a28e7e5 2021-08-03 op 	minibuffer_hist_save_entry();
243 9a28e7e5 2021-08-03 op 
244 9a28e7e5 2021-08-03 op 	gopher_send_search_req(current_tab, ministate.buf);
245 9a28e7e5 2021-08-03 op }
246 9a28e7e5 2021-08-03 op 
247 9a28e7e5 2021-08-03 op void
248 84b88039 2021-07-12 op lu_select(void)
249 84b88039 2021-07-12 op {
250 c6efff96 2021-08-16 op 	char url[GEMINI_URL_LEN+1];
251 c6efff96 2021-08-16 op 
252 84b88039 2021-07-12 op 	exit_minibuffer();
253 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
254 c6efff96 2021-08-16 op 
255 c6efff96 2021-08-16 op 	humanify_url(ministate.buf, url, sizeof(url));
256 ed21a9a1 2022-01-11 op 	load_url_in_tab(current_tab, url, NULL, LU_MODE_NOCACHE);
257 84b88039 2021-07-12 op }
258 84b88039 2021-07-12 op 
259 84b88039 2021-07-12 op void
260 84b88039 2021-07-12 op bp_select(void)
261 84b88039 2021-07-12 op {
262 84b88039 2021-07-12 op 	exit_minibuffer();
263 84b88039 2021-07-12 op 	if (*ministate.buf != '\0')
264 84b88039 2021-07-12 op 		add_to_bookmarks(ministate.buf);
265 84b88039 2021-07-12 op 	else
266 84b88039 2021-07-12 op 		message("Abort.");
267 84b88039 2021-07-12 op }
268 84b88039 2021-07-12 op 
269 65601367 2021-07-14 op void
270 65601367 2021-07-14 op ts_select(void)
271 65601367 2021-07-14 op {
272 65601367 2021-07-14 op 	struct tab	*tab;
273 65601367 2021-07-14 op 
274 d7ee7b5e 2021-07-15 op 	if ((tab = minibuffer_metadata()) == NULL) {
275 65601367 2021-07-14 op 		message("No tab selected");
276 65601367 2021-07-14 op 		return;
277 65601367 2021-07-14 op 	}
278 65601367 2021-07-14 op 
279 65601367 2021-07-14 op 	exit_minibuffer();
280 65601367 2021-07-14 op 	switch_to_tab(tab);
281 753c6ac7 2021-07-14 op }
282 753c6ac7 2021-07-14 op 
283 753c6ac7 2021-07-14 op void
284 753c6ac7 2021-07-14 op ls_select(void)
285 753c6ac7 2021-07-14 op {
286 753c6ac7 2021-07-14 op 	struct line	*l;
287 753c6ac7 2021-07-14 op 
288 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
289 753c6ac7 2021-07-14 op 		message("No link selected");
290 753c6ac7 2021-07-14 op 		return;
291 753c6ac7 2021-07-14 op 	}
292 753c6ac7 2021-07-14 op 
293 753c6ac7 2021-07-14 op 	exit_minibuffer();
294 ed21a9a1 2022-01-11 op 	load_url_in_tab(current_tab, l->alt, NULL, LU_MODE_NOCACHE);
295 753c6ac7 2021-07-14 op }
296 753c6ac7 2021-07-14 op 
297 d7ee7b5e 2021-07-15 op static inline void
298 d7ee7b5e 2021-07-15 op jump_to_line(struct line *l)
299 753c6ac7 2021-07-14 op {
300 753c6ac7 2021-07-14 op 	struct vline	*vl;
301 5924d8d2 2021-07-21 op 	struct buffer	*buffer;
302 753c6ac7 2021-07-14 op 
303 5924d8d2 2021-07-21 op 	buffer = current_buffer();
304 5924d8d2 2021-07-21 op 
305 5924d8d2 2021-07-21 op 	TAILQ_FOREACH(vl, &buffer->head, vlines) {
306 753c6ac7 2021-07-14 op 		if (vl->parent == l)
307 753c6ac7 2021-07-14 op 			break;
308 753c6ac7 2021-07-14 op 	}
309 753c6ac7 2021-07-14 op 
310 753c6ac7 2021-07-14 op 	if (vl == NULL)
311 d7ee7b5e 2021-07-15 op 		message("Ops, %s error!  Please report to %s",
312 d7ee7b5e 2021-07-15 op 		    __func__, PACKAGE_BUGREPORT);
313 0b442ded 2021-07-16 op 	else {
314 5924d8d2 2021-07-21 op 		buffer->top_line = vl;
315 5924d8d2 2021-07-21 op 		buffer->current_line = vl;
316 0b442ded 2021-07-16 op 	}
317 65601367 2021-07-14 op }
318 65601367 2021-07-14 op 
319 d7ee7b5e 2021-07-15 op void
320 d7ee7b5e 2021-07-15 op swiper_select(void)
321 edd9a650 2021-07-15 op {
322 edd9a650 2021-07-15 op 	struct line	*l;
323 edd9a650 2021-07-15 op 
324 edd9a650 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
325 edd9a650 2021-07-15 op 		message("No line selected");
326 edd9a650 2021-07-15 op 		return;
327 edd9a650 2021-07-15 op 	}
328 edd9a650 2021-07-15 op 
329 edd9a650 2021-07-15 op 	exit_minibuffer();
330 edd9a650 2021-07-15 op 	jump_to_line(l);
331 edd9a650 2021-07-15 op }
332 edd9a650 2021-07-15 op 
333 edd9a650 2021-07-15 op void
334 edd9a650 2021-07-15 op toc_select(void)
335 d7ee7b5e 2021-07-15 op {
336 d7ee7b5e 2021-07-15 op 	struct line	*l;
337 d7ee7b5e 2021-07-15 op 
338 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
339 d7ee7b5e 2021-07-15 op 		message("No line selected");
340 d7ee7b5e 2021-07-15 op 		return;
341 d7ee7b5e 2021-07-15 op 	}
342 d7ee7b5e 2021-07-15 op 
343 d7ee7b5e 2021-07-15 op 	exit_minibuffer();
344 d7ee7b5e 2021-07-15 op 	jump_to_line(l);
345 d7ee7b5e 2021-07-15 op }
346 d7ee7b5e 2021-07-15 op 
347 84b88039 2021-07-12 op static void
348 84b88039 2021-07-12 op yornp_self_insert(void)
349 84b88039 2021-07-12 op {
350 84b88039 2021-07-12 op 	if (thiskey.key != 'y' && thiskey.key != 'n') {
351 84b88039 2021-07-12 op 		message("Please answer y or n");
352 84b88039 2021-07-12 op 		return;
353 84b88039 2021-07-12 op 	}
354 84b88039 2021-07-12 op 
355 84b88039 2021-07-12 op 	exit_minibuffer();
356 84b88039 2021-07-12 op 	yornp_cb(thiskey.key == 'y', yornp_data);
357 84b88039 2021-07-12 op }
358 84b88039 2021-07-12 op 
359 84b88039 2021-07-12 op static void
360 84b88039 2021-07-12 op yornp_abort(void)
361 84b88039 2021-07-12 op {
362 84b88039 2021-07-12 op 	exit_minibuffer();
363 84b88039 2021-07-12 op 	yornp_cb(0, yornp_data);
364 84b88039 2021-07-12 op }
365 84b88039 2021-07-12 op 
366 84b88039 2021-07-12 op static void
367 84b88039 2021-07-12 op read_self_insert(void)
368 84b88039 2021-07-12 op {
369 84b88039 2021-07-12 op 	if (thiskey.meta || !unicode_isgraph(thiskey.cp)) {
370 84b88039 2021-07-12 op 		global_key_unbound();
371 84b88039 2021-07-12 op 		return;
372 84b88039 2021-07-12 op 	}
373 84b88039 2021-07-12 op 
374 84b88039 2021-07-12 op 	minibuffer_self_insert();
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 read_abort(void)
379 84b88039 2021-07-12 op {
380 84b88039 2021-07-12 op 	exit_minibuffer();
381 84b88039 2021-07-12 op 	read_cb(NULL, read_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_select(void)
386 84b88039 2021-07-12 op {
387 95a8c791 2021-08-26 op 	exit_minibuffer();
388 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
389 84b88039 2021-07-12 op 	read_cb(ministate.buf, read_data);
390 b1e1e41a 2021-07-14 op }
391 b1e1e41a 2021-07-14 op 
392 b1e1e41a 2021-07-14 op /*
393 b1e1e41a 2021-07-14 op  * TODO: we should collect this asynchronously...
394 b1e1e41a 2021-07-14 op  */
395 b1e1e41a 2021-07-14 op static inline void
396 b1e1e41a 2021-07-14 op populate_compl_buffer(complfn *fn, void *data)
397 b1e1e41a 2021-07-14 op {
398 b3be07ea 2021-07-18 op 	const char	*s, *descr;
399 b1e1e41a 2021-07-14 op 	struct line	*l;
400 b1e1e41a 2021-07-14 op 	struct buffer	*b;
401 b1e1e41a 2021-07-14 op 	struct parser	*p;
402 0ce8aa3e 2021-07-18 op 	void		*linedata;
403 b1e1e41a 2021-07-14 op 
404 b1e1e41a 2021-07-14 op 	b = &ministate.compl.buffer;
405 b1e1e41a 2021-07-14 op 	p = &b->page;
406 b1e1e41a 2021-07-14 op 
407 0ce8aa3e 2021-07-18 op 	linedata = NULL;
408 0ce8aa3e 2021-07-18 op 	descr = NULL;
409 b3be07ea 2021-07-18 op 	while ((s = fn(&data, &linedata, &descr)) != NULL) {
410 b1e1e41a 2021-07-14 op 		if ((l = calloc(1, sizeof(*l))) == NULL)
411 b1e1e41a 2021-07-14 op 			abort();
412 b1e1e41a 2021-07-14 op 
413 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
414 fbadd395 2021-07-16 op 		l->data = linedata;
415 b3be07ea 2021-07-18 op 		l->alt = (char*)descr;
416 e7b982f4 2021-07-14 op 		if ((l->line = strdup(s)) == NULL)
417 e7b982f4 2021-07-14 op 			abort();
418 b1e1e41a 2021-07-14 op 
419 32ac17a4 2021-08-12 op 		TAILQ_INSERT_TAIL(&p->head, l, lines);
420 65601367 2021-07-14 op 
421 65601367 2021-07-14 op 		linedata = NULL;
422 b3be07ea 2021-07-18 op 		descr = NULL;
423 b1e1e41a 2021-07-14 op 	}
424 e7b982f4 2021-07-14 op 
425 e7b982f4 2021-07-14 op 	if ((l = TAILQ_FIRST(&p->head)) != NULL)
426 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL_CURRENT;
427 84b88039 2021-07-12 op }
428 84b88039 2021-07-12 op 
429 84b88039 2021-07-12 op void
430 84b88039 2021-07-12 op enter_minibuffer(void (*self_insert_fn)(void), void (*donefn)(void),
431 e5a2797f 2021-07-13 op     void (*abortfn)(void), struct histhead *hist,
432 e5a2797f 2021-07-13 op     complfn *complfn, void *compldata)
433 84b88039 2021-07-12 op {
434 b1e1e41a 2021-07-14 op 	in_minibuffer = complfn == NULL ? MB_READ : MB_COMPREAD;
435 b1e1e41a 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
436 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
437 b1e1e41a 2021-07-14 op 
438 b1e1e41a 2021-07-14 op 		ministate.compl.fn = complfn;
439 b1e1e41a 2021-07-14 op 		ministate.compl.data = compldata;
440 b1e1e41a 2021-07-14 op 		populate_compl_buffer(complfn, compldata);
441 b1e1e41a 2021-07-14 op 	}
442 b1e1e41a 2021-07-14 op 
443 84b88039 2021-07-12 op 	base_map = &minibuffer_map;
444 84b88039 2021-07-12 op 	current_map = &minibuffer_map;
445 84b88039 2021-07-12 op 
446 84b88039 2021-07-12 op 	base_map->unhandled_input = self_insert_fn;
447 84b88039 2021-07-12 op 
448 84b88039 2021-07-12 op 	ministate.donefn = donefn;
449 84b88039 2021-07-12 op 	ministate.abortfn = abortfn;
450 84b88039 2021-07-12 op 	memset(ministate.buf, 0, sizeof(ministate.buf));
451 84b88039 2021-07-12 op 	ministate.buffer.current_line = &ministate.vline;
452 84b88039 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
453 84b88039 2021-07-12 op 	ministate.buffer.cpoff = 0;
454 84b88039 2021-07-12 op 	strlcpy(ministate.buf, "", sizeof(ministate.prompt));
455 84b88039 2021-07-12 op 
456 84b88039 2021-07-12 op 	ministate.history = hist;
457 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
458 84b88039 2021-07-12 op 	ministate.hist_off = 0;
459 84b88039 2021-07-12 op }
460 84b88039 2021-07-12 op 
461 84b88039 2021-07-12 op void
462 84b88039 2021-07-12 op exit_minibuffer(void)
463 84b88039 2021-07-12 op {
464 e7b982f4 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
465 e7b982f4 2021-07-14 op 		erase_buffer(&ministate.compl.buffer);
466 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
467 e7b982f4 2021-07-14 op 	}
468 b1e1e41a 2021-07-14 op 
469 84b88039 2021-07-12 op 	in_minibuffer = 0;
470 84b88039 2021-07-12 op 	base_map = &global_map;
471 84b88039 2021-07-12 op 	current_map = &global_map;
472 84b88039 2021-07-12 op }
473 84b88039 2021-07-12 op 
474 84b88039 2021-07-12 op void
475 84b88039 2021-07-12 op yornp(const char *prompt, void (*fn)(int, struct tab*),
476 84b88039 2021-07-12 op     struct tab *data)
477 84b88039 2021-07-12 op {
478 84b88039 2021-07-12 op 	size_t len;
479 84b88039 2021-07-12 op 
480 84b88039 2021-07-12 op 	if (in_minibuffer) {
481 84b88039 2021-07-12 op 		fn(0, data);
482 84b88039 2021-07-12 op 		return;
483 84b88039 2021-07-12 op 	}
484 84b88039 2021-07-12 op 
485 84b88039 2021-07-12 op 	yornp_cb = fn;
486 84b88039 2021-07-12 op 	yornp_data = data;
487 84b88039 2021-07-12 op 	enter_minibuffer(yornp_self_insert, yornp_self_insert,
488 e5a2797f 2021-07-13 op 	    yornp_abort, NULL, NULL, NULL);
489 84b88039 2021-07-12 op 
490 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
491 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
492 84b88039 2021-07-12 op 	strlcat(ministate.prompt, " (y or n) ", len);
493 84b88039 2021-07-12 op }
494 84b88039 2021-07-12 op 
495 4bc446b9 2021-07-21 op void
496 4bc446b9 2021-07-21 op minibuffer_read(const char *prompt, void (*fn)(const char *, struct tab *),
497 b1e1e41a 2021-07-14 op     struct tab *data)
498 84b88039 2021-07-12 op {
499 84b88039 2021-07-12 op 	size_t len;
500 84b88039 2021-07-12 op 
501 84b88039 2021-07-12 op 	if (in_minibuffer)
502 84b88039 2021-07-12 op 		return;
503 84b88039 2021-07-12 op 
504 84b88039 2021-07-12 op 	read_cb = fn;
505 84b88039 2021-07-12 op 	read_data = data;
506 84b88039 2021-07-12 op 	enter_minibuffer(read_self_insert, read_select, read_abort,
507 b1e1e41a 2021-07-14 op 	    &read_history, NULL, NULL);
508 84b88039 2021-07-12 op 
509 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
510 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
511 84b88039 2021-07-12 op 	strlcat(ministate.prompt, ": ", len);
512 4bc446b9 2021-07-21 op }
513 4bc446b9 2021-07-21 op 
514 4bc446b9 2021-07-21 op static void
515 4bc446b9 2021-07-21 op handle_clear_echoarea(int fd, short ev, void *d)
516 4bc446b9 2021-07-21 op {
517 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
518 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
519 4bc446b9 2021-07-21 op 
520 4bc446b9 2021-07-21 op 	ui_after_message_hook();
521 4bc446b9 2021-07-21 op }
522 4bc446b9 2021-07-21 op 
523 4bc446b9 2021-07-21 op void
524 4bc446b9 2021-07-21 op vmessage(const char *fmt, va_list ap)
525 4bc446b9 2021-07-21 op {
526 4bc446b9 2021-07-21 op 	if (evtimer_pending(&clechoev, NULL))
527 4bc446b9 2021-07-21 op 		evtimer_del(&clechoev);
528 4bc446b9 2021-07-21 op 
529 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
530 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
531 4bc446b9 2021-07-21 op 
532 4bc446b9 2021-07-21 op 	if (fmt != NULL) {
533 4bc446b9 2021-07-21 op 		evtimer_set(&clechoev, handle_clear_echoarea, NULL);
534 4bc446b9 2021-07-21 op 		evtimer_add(&clechoev, &clechoev_timer);
535 4bc446b9 2021-07-21 op 
536 4bc446b9 2021-07-21 op 		/* TODO: what to do if the allocation fails here? */
537 4bc446b9 2021-07-21 op 		if (vasprintf(&ministate.curmesg, fmt, ap) == -1)
538 4bc446b9 2021-07-21 op 			ministate.curmesg = NULL;
539 4bc446b9 2021-07-21 op 	}
540 4bc446b9 2021-07-21 op 
541 4bc446b9 2021-07-21 op 	ui_after_message_hook();
542 84b88039 2021-07-12 op }
543 4bc446b9 2021-07-21 op 
544 4bc446b9 2021-07-21 op void
545 4bc446b9 2021-07-21 op message(const char *fmt, ...)
546 4bc446b9 2021-07-21 op {
547 4bc446b9 2021-07-21 op 	va_list ap;
548 4bc446b9 2021-07-21 op 
549 4bc446b9 2021-07-21 op 	va_start(ap, fmt);
550 4bc446b9 2021-07-21 op 	vmessage(fmt, ap);
551 4bc446b9 2021-07-21 op 	va_end(ap);
552 4bc446b9 2021-07-21 op }
553 4bc446b9 2021-07-21 op 
554 4bc446b9 2021-07-21 op void
555 4bc446b9 2021-07-21 op minibuffer_init(void)
556 4bc446b9 2021-07-21 op {
557 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&eecmd_history.head);
558 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&ir_history.head);
559 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&lu_history.head);
560 78894e73 2021-08-12 op 	TAILQ_INIT(&read_history.head);
561 bccb5b0b 2021-07-21 op 
562 78894e73 2021-08-12 op 	TAILQ_INIT(&ministate.compl.buffer.head);
563 78894e73 2021-08-12 op 	TAILQ_INIT(&ministate.compl.buffer.page.head);
564 78894e73 2021-08-12 op 
565 bccb5b0b 2021-07-21 op 	ministate.line.type = LINE_TEXT;
566 bccb5b0b 2021-07-21 op 	ministate.vline.parent = &ministate.line;
567 ab0a4274 2021-07-25 op 	ministate.buffer.page.name = "*minibuffer*";
568 bccb5b0b 2021-07-21 op 	ministate.buffer.current_line = &ministate.vline;
569 bccb5b0b 2021-07-21 op 
570 4bc446b9 2021-07-21 op 	evtimer_set(&clechoev, handle_clear_echoarea, NULL);
571 4bc446b9 2021-07-21 op }