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#include "../include/Utils.hpp"
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <pwd.h>
#include <limits.h>
#include <string.h>
#include <sys/stat.h>
namespace gsr {
void string_split_char(std::string_view str, char delimiter, StringSplitCallback callback_func) {
size_t index = 0;
while(index < str.size()) {
size_t new_index = str.find(delimiter, index);
if(new_index == std::string_view::npos)
new_index = str.size();
if(!callback_func(str.substr(index, new_index - index)))
break;
index = new_index + 1;
}
}
std::optional<KeyValue> parse_key_value(std::string_view line) {
const size_t space_index = line.find(' ');
if(space_index == std::string_view::npos)
return std::nullopt;
return KeyValue{line.substr(0, space_index), line.substr(space_index + 1)};
}
std::string get_home_dir() {
const char *home_dir = getenv("HOME");
if(!home_dir) {
passwd *pw = getpwuid(getuid());
home_dir = pw->pw_dir;
}
if(!home_dir) {
fprintf(stderr, "Error: Failed to get home directory of user, using /tmp directory\n");
home_dir = "/tmp";
}
return home_dir;
}
std::string get_config_dir() {
std::string config_dir;
const char *xdg_config_home = getenv("XDG_CONFIG_HOME");
if(xdg_config_home) {
config_dir = xdg_config_home;
} else {
config_dir = get_home_dir() + "/.config";
}
config_dir += "/gpu-screen-recorder";
return config_dir;
}
// Whoever designed xdg-user-dirs is retarded. Why are some XDG variables environment variables
// while others are in this pseudo shell config file ~/.config/user-dirs.dirs
std::map<std::string, std::string> get_xdg_variables() {
std::string user_dirs_filepath;
const char *xdg_config_home = getenv("XDG_CONFIG_HOME");
if(xdg_config_home) {
user_dirs_filepath = xdg_config_home;
} else {
user_dirs_filepath = get_home_dir() + "/.config";
}
user_dirs_filepath += "/user-dirs.dirs";
std::map<std::string, std::string> result;
FILE *f = fopen(user_dirs_filepath.c_str(), "rb");
if(!f)
return result;
char line[PATH_MAX];
while(fgets(line, sizeof(line), f)) {
int len = strlen(line);
if(len < 2)
continue;
if(line[0] == '#')
continue;
if(line[len - 1] == '\n') {
line[len - 1] = '\0';
len--;
}
if(line[len - 1] != '"')
continue;
line[len - 1] = '\0';
len--;
const char *sep = strchr(line, '=');
if(!sep)
continue;
if(sep[1] != '\"')
continue;
std::string value(sep + 2);
if(strncmp(value.c_str(), "$HOME/", 6) == 0)
value = get_home_dir() + value.substr(5);
std::string key(line, sep - line);
result[std::move(key)] = std::move(value);
}
fclose(f);
return result;
}
std::string get_videos_dir() {
auto xdg_vars = get_xdg_variables();
std::string xdg_videos_dir = xdg_vars["XDG_VIDEOS_DIR"];
if(xdg_videos_dir.empty())
xdg_videos_dir = get_home_dir() + "/Videos";
return xdg_videos_dir;
}
int create_directory_recursive(char *path) {
int path_len = strlen(path);
char *p = path;
char *end = path + path_len;
for(;;) {
char *slash_p = strchr(p, '/');
// Skips first '/', we don't want to try and create the root directory
if(slash_p == path) {
++p;
continue;
}
if(!slash_p)
slash_p = end;
char prev_char = *slash_p;
*slash_p = '\0';
int err = mkdir(path, S_IRWXU);
*slash_p = prev_char;
if(err == -1 && errno != EEXIST)
return err;
if(slash_p == end)
break;
else
p = slash_p + 1;
}
return 0;
}
bool file_get_content(const char *filepath, std::string &file_content) {
file_content.clear();
bool success = false;
FILE *file = fopen(filepath, "rb");
if(!file)
return success;
fseek(file, 0, SEEK_END);
long file_size = ftell(file);
if(file_size != -1) {
file_content.resize(file_size);
fseek(file, 0, SEEK_SET);
if((long)fread(&file_content[0], 1, file_size, file) == file_size)
success = true;
}
fclose(file);
return success;
}
}
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