about summary refs log tree commit diff
path: root/url.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--url.c111
1 files changed, 0 insertions, 111 deletions
diff --git a/url.c b/url.c
deleted file mode 100644
index 21d93e6..0000000
--- a/url.c
+++ /dev/null
@@ -1,111 +0,0 @@
-/* Copyright (C) 2018  C. McEnroe <june@causal.agency>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program 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 Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <assert.h>
-#include <err.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sysexits.h>
-#include <unistd.h>
-
-#include "chat.h"
-
-static const char *Schemes[] = {
-	"cvs:",
-	"ftp:",
-	"git:",
-	"http:",
-	"https:",
-	"irc:",
-	"ircs:",
-	"magnet:",
-	"sftp:",
-	"ssh:",
-	"svn:",
-	"telnet:",
-	"vnc:",
-};
-static const size_t SchemesLen = sizeof(Schemes) / sizeof(Schemes[0]);
-
-struct Entry {
-	size_t tag;
-	char *url;
-};
-
-enum { RingLen = 32 };
-static_assert(!(RingLen & (RingLen - 1)), "power of two RingLen");
-
-static struct {
-	struct Entry buf[RingLen];
-	size_t end;
-} ring;
-
-static void ringPush(struct Tag tag, const char *url, size_t len) {
-	free(ring.buf[ring.end].url);
-	ring.buf[ring.end].tag = tag.id;
-	ring.buf[ring.end].url = strndup(url, len);
-	if (!ring.buf[ring.end].url) err(EX_OSERR, "strndup");
-	ring.end = (ring.end + 1) & (RingLen - 1);
-}
-
-static struct Entry ringEntry(size_t i) {
-	return ring.buf[(ring.end + i) & (RingLen - 1)];
-}
-
-void urlScan(struct Tag tag, const char *str) {
-	while (str[0]) {
-		size_t len = 1;
-		for (size_t i = 0; i < SchemesLen; ++i) {
-			if (strncmp(str, Schemes[i], strlen(Schemes[i]))) continue;
-			len = strcspn(str, " >\"");
-			ringPush(tag, str, len);
-		}
-		str = &str[len];
-	}
-}
-
-void urlList(struct Tag tag) {
-	uiHide();
-	for (size_t i = 0; i < RingLen; ++i) {
-		struct Entry entry = ringEntry(i);
-		if (!entry.url || entry.tag != tag.id) continue;
-		printf("%s\n", entry.url);
-	}
-}
-
-void urlOpenMatch(struct Tag tag, const char *substr) {
-	for (size_t i = RingLen - 1; i < RingLen; --i) {
-		struct Entry entry = ringEntry(i);
-		if (!entry.url || entry.tag != tag.id) continue;
-		if (!strstr(entry.url, substr)) continue;
-		eventPipe((const char *[]) { "open", entry.url, NULL });
-		break;
-	}
-}
-
-void urlOpenRange(struct Tag tag, size_t at, size_t to) {
-	size_t argc = 1;
-	const char *argv[2 + RingLen] = { "open" };
-	size_t tagIndex = 0;
-	for (size_t i = RingLen - 1; i < RingLen; --i) {
-		struct Entry entry = ringEntry(i);
-		if (!entry.url || entry.tag != tag.id) continue;
-		if (tagIndex >= at && tagIndex < to) argv[argc++] = entry.url;
-		tagIndex++;
-	}
-	argv[argc] = NULL;
-	if (argc > 1) eventPipe(argv);
-}