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-rw-r--r--plugins/shortcuts/README.md3
-rw-r--r--plugins/shortcuts/shortcuts.c79
-rw-r--r--plugins/shortcuts/shortcuts.h6
3 files changed, 88 insertions, 0 deletions
diff --git a/plugins/shortcuts/README.md b/plugins/shortcuts/README.md
new file mode 100644
index 0000000..724c5d6
--- /dev/null
+++ b/plugins/shortcuts/README.md
@@ -0,0 +1,3 @@
+## About
+
+This code automatically redirects shortcuts to their longer expansions. Similar to DuckDuckGo's bangs (<https://duckduckgo.com/bangs>)
diff --git a/plugins/shortcuts/shortcuts.c b/plugins/shortcuts/shortcuts.c
new file mode 100644
index 0000000..bc25bbf
--- /dev/null
+++ b/plugins/shortcuts/shortcuts.c
@@ -0,0 +1,79 @@
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "../libre_redirect/str_replace_start.h"
+
+#define SHORTCUT_N 20
+
+/* Uncomment for debug */
+/* #define DEBUG */
+
+/* Inspired by https://duckduckgo.com/bangs */
+
+void str_init(char* str, int n)
+{
+ for (int i = 0; i < n; i++)
+ str[i] = ' ';
+ str[n] = '\0';
+} // could also use <https://manpages.ubuntu.com/manpages/impish/man3/strinit.3pub.html>
+
+int shortcut_expand(const char* uri, char* output)
+{
+ int l1 = strlen(uri);
+ int l2 = strlen(output);
+ int len;
+ char tmp_uri[l2++];
+ char tmp_output[l2++];
+
+ if ((l2 - l1) < SHORTCUT_N) {
+#ifdef DEBUG
+ printf("Not enough memory\n");
+#endif
+ return 1; // not enough memory.
+ } else {
+ strcpy(tmp_uri, uri); // strcpy also copies the terminating '\0'
+ strcpy(tmp_output, output);
+
+ char* shortcuts[] = {
+ "!fnf",
+ "!fnc",
+ "!hn",
+ "!hnb"
+ };
+
+ char* expansions[] = {
+ "https://forum.nunosempere.com/frontpage",
+ "https://forum.nunosempere.com/comments",
+ "https://news.ycombinator.com",
+ "https://news.ycombinator.com/best",
+ };
+
+ // len = sizeof(shortcuts) / sizeof(shortcuts[0]);
+ len = sizeof(shortcuts) / sizeof(char *);
+
+ for (int i = 0; i < len; i++) {
+ int replace_check = str_replace_start(tmp_uri, shortcuts[i],
+ expansions[i], output);
+ if (replace_check == 2) {
+#ifdef DEBUG
+ printf("tmp_uri: %s\n", tmp_uri);
+ printf("output: %s\n", output);
+#endif
+ return 2;
+ } else if (replace_check == 1) {
+#ifdef DEBUG
+ printf("replace_check failed\n");
+#endif
+ return 1;
+ }
+ strcpy(tmp_uri, output);
+ str_init(output, l2);
+ }
+ strcpy(output, tmp_uri);
+ }
+#ifdef DEBUG
+ printf("No match found\n\n");
+#endif
+ return 0;
+}
diff --git a/plugins/shortcuts/shortcuts.h b/plugins/shortcuts/shortcuts.h
new file mode 100644
index 0000000..00d08bd
--- /dev/null
+++ b/plugins/shortcuts/shortcuts.h
@@ -0,0 +1,6 @@
+#pragma once
+
+#define SHORTCUT_N 20
+
+int shortcut_expand(const char* uri, char* output);
+void str_init(char* str, int n);