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/*
pkgit - package_t it!
Copyright (C) 2026 dacctal
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
#include <string.h>
#include <unistd.h>
#include "pkg.h"
#include "files.h"
#include "globs.h"
#include "log.h"
#include "pkgit_lua.h"
#include "str.h"
static str get_destdir(str *cwd, str *arg) {
str result;
if (str_first(arg) == '.' && arg->len == 1) {
result = str_format("%.*s/%.*s", str_fmt(&inst_dirs.src), str_fmt(cwd));
} else {
str name;
if (str_find_char(arg, '/') != 0) name = str_from_after_delim(arg, '/');
else str_copy_into(&name, arg);
result = str_format("%.*s/%.*s", str_fmt(&inst_dirs.src), str_fmt(&name));
str_free(&name);
}
return result;
}
static str get_pkgsrc(package_t pkg) {
if (pkg.is_local == 1)
return str_format("%.*s/%.*s", str_fmt(&inst_dirs.src), pkg.name);
else
return str_format("%.*s/%.*s/%.*s", str_fmt(&inst_dirs.src),
str_fmt(&pkg.name), str_fmt(&pkg.version));
}
static void assign_pkg_version(package_t *pkg, str *new_arg_str) {
if (str_find_char(new_arg_str, '@')) {
str tmp_arg = str_from_after_delim(new_arg_str, '@');
if (str_find_char(new_arg_str, ',')) {
str tmp_trg = str_from_after_delim(&tmp_arg, ',');
pkg->version = str_from_after_delim(new_arg_str, '@');
pkg->version.len -= tmp_trg.len;
str_free(&tmp_trg);
} else {
pkg->version = str_from_after_delim(new_arg_str, '@');
}
if (str_find_char(&pkg->version, ',')) pkg->version.len--;
str_free(&tmp_arg);
pkg->name.len -= pkg->version.len + 1;
} else pkg->version = mstr("HEAD");
}
static void assign_pkg_target(package_t *pkg, str *new_arg_str) {
if (str_find_char(new_arg_str, ',')) {
str tmp_arg = str_from_after_delim(new_arg_str, ',');
if (str_find_char(new_arg_str, '@')) {
str tmp_ver = str_from_after_delim(&tmp_arg, '@');
pkg->target = str_from_after_delim(new_arg_str, ',');
pkg->target.len -= tmp_ver.len;
str_free(&tmp_ver);
} else {
pkg->target = str_from_after_delim(new_arg_str, ',');
}
if (str_find_char(&pkg->target, '@')) pkg->target.len--;
str_free(&tmp_arg);
pkg->name.len -= pkg->target.len + 1;
} else if (!flags.verbose) {
pkg->target = mstr("quiet");
} else pkg->target = mstr("default");
}
package_t pkg_create(str *arg) {
package_t pkg = { .is_local = false, };
assign_pkg_version(&pkg, arg);
assign_pkg_target(&pkg, arg);
if (str_find_char(arg, '@')) {
str tmp = str_from_after_delim(arg, '@');
arg->len -= tmp.len + 1;
str_free(&tmp);
} if (str_find_char(arg, ',')) {
str tmp = str_from_after_delim(arg, ',');
arg->len -= tmp.len + 1;
str_free(&tmp);
}
char cwd[MAX_PATH_LEN];
getcwd(cwd, MAX_PATH_LEN);
str cwd_str = mstr(cwd);
str dest_dir = get_destdir(&cwd_str, arg);
bool is_installed_locally = is_directory(dest_dir.data);
if (strncmp(arg->data, "http", 4) == 0 || strncmp(arg->data, "ssh", 3) == 0) {
str_copy_into(&pkg.url, arg);
pkg.name = str_from_after_delim(arg, '/');
} else if (str_equal_cstr(arg, ".")) {
str_copy_cstr_into(&pkg.url, "");
pkg.name = str_from_after_delim(&cwd_str, '/');
pkg.is_local = true;
} else if (pkg_exists(arg)) {
str_copy_into(&pkg.name, arg);
pkg.url = pkg_get_url(&pkg.name);
} else if (is_installed_locally) {
str_copy_cstr_into(&pkg.url, "");
pkg.name = str_from_after_delim(&dest_dir, '/');
pkg.is_local = true;
} else {
log_error("'%.*s' is not a valid package", str_fmt(arg));
str_free(&cwd_str);
str_free(&dest_dir);
str_free(arg);
free_vars();
exit(EXIT_FAILURE);
}
if (str_find_char(arg, ',')
&& str_find_char(arg, '@')
) pkg.name.len--;
pkg.src = get_pkgsrc(pkg);
str_free(&cwd_str);
str_free(&dest_dir);
if (pkg.is_local) str_free(arg);
return pkg;
}
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