82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
#include <stdbool.h>
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#include <stdio.h>
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#include <string.h>
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#include "../libre_redirect/str_init.h"
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#include "../libre_redirect/str_replace_start.h"
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#define SHORTCUT_N 41
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/* Uncomment for debug */
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/* #define DEBUG */
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/* Inspired by https://duckduckgo.com/bangs */
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int shortcut_expand(const char* uri, char* output)
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{
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printf("SHORTCUT EXPAND!\n");
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int l1 = strlen(uri);
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int l2 = strlen(output);
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int len;
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char tmp_uri[l2++];
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char tmp_output[l2++];
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if ((l2 - l1) < SHORTCUT_N) {
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#ifdef DEBUG
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printf("Not enough memory\n");
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#endif
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return 1; // not enough memory.
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} else {
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strcpy(tmp_uri, uri); // strcpy also copies the terminating '\0'
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strcpy(tmp_output, output);
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char* shortcuts[] = {
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"!aa",
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"!blog",
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"!fnf",
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"!fnc",
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"!h"
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"!hn",
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"!hnb"
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"!x",
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};
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char* expansions[] = {
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"https://annas-archive.org",
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"https://nunosempere.com/blog",
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"https://forum.nunosempere.com/frontpage",
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"https://forum.nunosempere.com/comments",
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"https://news.ycombinator.com",
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"https://news.ycombinator.com/best",
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"https://twitter.com",
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};
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// len = sizeof(shortcuts) / sizeof(shortcuts[0]);
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len = sizeof(shortcuts) / sizeof(char*);
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for (int i = 0; i < len; i++) {
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int replace_check = str_replace_start(tmp_uri, shortcuts[i],
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expansions[i], output);
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if (replace_check == 2) {
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#ifdef DEBUG
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printf("tmp_uri: %s\n", tmp_uri);
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printf("output: %s\n", output);
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#endif
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return 2;
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} else if (replace_check == 1) {
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#ifdef DEBUG
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printf("replace_check failed\n");
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#endif
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return 1;
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}
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strcpy(tmp_uri, output);
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str_init(output, l2);
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}
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strcpy(output, tmp_uri);
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}
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#ifdef DEBUG
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printf("No match found\n\n");
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#endif
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return 0;
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}
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