mirror of
https://codeberg.org/grunfink/snac2.git
synced 2024-09-19 18:00:23 +03:00
175 lines
5.5 KiB
C
175 lines
5.5 KiB
C
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/* snac - A simple, minimalistic ActivityPub instance */
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/* copyright (c) 2022 grunfink - MIT license */
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#include "xs.h"
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#include "xs_io.h"
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#include "xs_encdec.h"
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#include "xs_json.h"
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#include "snac.h"
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#include <sys/stat.h>
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const char *default_srv_config = "{"
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"\"host\": \"\","
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"\"prefix\": \"\","
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"\"address\": \"127.0.0.1\","
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"\"port\": 8001,"
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"\"layout\": 2,"
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"\"dbglevel\": 0,"
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"\"queue_retry_minutes\": 2,"
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"\"queue_retry_max\": 10,"
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"\"cssurls\": [\"\"],"
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"\"max_timeline_entries\": 256,"
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"\"timeline_purge_days\": 120"
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"}";
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const char *default_css =
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"body { max-width: 48em; margin: auto; line-height: 1.5; padding: 0.8em }\n"
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"img { max-width: 100% }\n"
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".snac-origin { font-size: 85% }\n"
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".snac-top-user { text-align: center; padding-bottom: 2em }\n"
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".snac-top-user-name { font-size: 200% }\n"
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".snac-top-user-id { font-size: 150% }\n"
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".snac-avatar { float: left; height: 2.5em; padding: 0.25em }\n"
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".snac-author { font-size: 90% }\n"
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".snac-pubdate { color: #a0a0a0; font-size: 90% }\n"
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".snac-top-controls { padding-bottom: 1.5em }\n"
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".snac-post { border-top: 1px solid #a0a0a0; }\n"
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".snac-children { padding-left: 2em; border-left: 1px solid #a0a0a0; }\n"
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".snac-textarea { font-family: inherit; width: 100% }\n"
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".snac-history { border: 1px solid #606060; border-radius: 3px; margin: 2.5em 0; padding: 0 2em }\n"
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".snac-btn-mute { float: right; margin-left: 0.5em }\n"
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".snac-btn-follow { float: right; margin-left: 0.5em }\n"
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".snac-btn-unfollow { float: right; margin-left: 0.5em }\n"
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".snac-btn-delete { float: right; margin-left: 0.5em }\n"
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".snac-footer { margin-top: 2em; font-size: 75% }\n";
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const char *greeting_html =
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"<!DOCTYPE html>\n"
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"<html><head>\n"
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"<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\"/>\n"
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"<title>Welcome to %host%</title>\n"
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"<body style=\"margin: auto; max-width: 50em\">\n"
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"<h1>Welcome to %host%</h1>\n"
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"<p>This is a <a href=\"https://en.wikipedia.org/wiki/Fediverse\">Fediverse</a> instance\n"
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"that uses the <a href=\"https://en.wikipedia.org/wiki/ActivityPub\">ActivityPub</a> protocol.\n"
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"In other words, users at this host can communicate with people that use software like\n"
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"Mastodon, Pleroma, Friendica, etc. all around the world.</p>\n"
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"\n"
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"<p>There is no automatic sign up process for this server. If you want to be a part of\n"
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"this community, please write an email to\n"
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"\n"
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"the administrator of this instance\n"
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"\n"
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"and ask politely indicating what is your preferred user id (alphanumeric characters\n"
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"only) and the full name you want to appear as.</p>\n"
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"\n"
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"<p>The following users are already part of this community:</p>\n"
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"\n"
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"%userlist%\n"
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"\n"
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"<p>This site is powered by <abbr title=\"Social Networks Are Crap\">snac</abbr>.</p>\n"
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"</body></html>\n";
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int initdb(const char *basedir)
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{
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FILE *f;
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if (basedir == NULL) {
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printf("Base directory:\n");
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srv_basedir = xs_strip(xs_readline(stdin));
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}
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else
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srv_basedir = xs_str_new(basedir);
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if (srv_basedir == NULL || *srv_basedir == '\0')
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return 1;
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if (xs_endswith(srv_basedir, "/"))
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srv_basedir = xs_crop(srv_basedir, 0, -1);
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if (mtime(srv_basedir) != 0.0) {
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printf("ERROR: directory '%s' must not exist\n", srv_basedir);
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return 1;
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}
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srv_config = xs_json_loads(default_srv_config);
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printf("Network address [%s]:\n", xs_dict_get(srv_config, "address"));
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{
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xs *i = xs_strip(xs_readline(stdin));
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if (*i)
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srv_config = xs_dict_set(srv_config, "address", i);
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}
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printf("Network port [%d]:\n", (int)xs_number_get(xs_dict_get(srv_config, "port")));
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{
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xs *i = xs_strip(xs_readline(stdin));
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if (*i) {
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xs *n = xs_number_new(atoi(i));
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srv_config = xs_dict_set(srv_config, "port", i);
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}
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}
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printf("Host name:\n");
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{
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xs *i = xs_strip(xs_readline(stdin));
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if (*i == '\0')
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return 1;
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srv_config = xs_dict_set(srv_config, "host", i);
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}
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printf("URL prefix:\n");
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{
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xs *i = xs_strip(xs_readline(stdin));
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if (*i) {
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if (xs_endswith(i, "/"))
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i = xs_crop(i, 0, -1);
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srv_config = xs_dict_set(srv_config, "prefix", i);
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}
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}
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if (mkdir(srv_basedir, 0755) == -1) {
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printf("ERROR: cannot create directory '%s'\n", srv_basedir);
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return 1;
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}
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xs *udir = xs_fmt("%s/user", srv_basedir);
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mkdir(udir, 0755);
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xs *gfn = xs_fmt("%s/greeting.html", srv_basedir);
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if ((f = fopen(gfn, "w")) == NULL) {
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printf("ERROR: cannot create '%s'\n", gfn);
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return 1;
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}
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fwrite(greeting_html, strlen(greeting_html), 1, f);
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fclose(f);
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xs *sfn = xs_fmt("%s/style.css", srv_basedir);
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if ((f = fopen(sfn, "w")) == NULL) {
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printf("ERROR: cannot create '%s'\n", sfn);
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return 1;
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}
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fwrite(default_css, strlen(default_css), 1, f);
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fclose(f);
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xs *cfn = xs_fmt("%s/server.json", srv_basedir);
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if ((f = fopen(cfn, "w")) == NULL) {
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printf("ERROR: cannot create '%s'\n", cfn);
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return 1;
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}
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xs *j = xs_json_dumps_pp(srv_config, 4);
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fwrite(j, strlen(j), 1, f);
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fclose(f);
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printf("Done.\n");
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return 0;
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}
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