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#include "fileurlreader.h"
#include <cstring>
#include <fstream>
#include "config.h"
#include "strprintf.h"
#include "utils.h"
namespace newsboat {
FileUrlReader::FileUrlReader(const Filepath& file)
: filename(file)
{
}
std::string FileUrlReader::get_source()
{
return filename.display();
}
nonstd::optional<utils::ReadTextFileError> FileUrlReader::reload()
{
urls.clear();
tags.clear();
alltags.clear();
auto result = utils::read_text_file(filename);
if (!result) {
return result.error();
}
std::vector<std::string> lines = result.value();
for (const std::string& line : lines) {
// skip empty lines and comments
if (line.empty() || line[0] == '#') {
continue;
}
std::vector<std::string> tokens = utils::tokenize_quoted(line);
if (tokens.empty()) {
continue;
}
std::string url = tokens[0];
urls.push_back(url);
tokens.erase(tokens.begin());
if (!tokens.empty()) {
tags[url] = tokens;
for (const auto& token : tokens) {
alltags.insert(token);
}
}
};
return {};
}
nonstd::optional<std::string> FileUrlReader::write_config()
{
std::fstream f;
f.open(filename.to_locale_string(), std::fstream::out);
if (!f.is_open()) {
const auto error_message = strerror(errno);
return strprintf::fmt(_("Error: failed to open file \"%s\": %s"),
filename,
error_message);
}
for (const auto& url : urls) {
f << url;
if (tags[url].size() > 0) {
for (const auto& tag : tags[url]) {
f << " \"" << tag << "\"";
}
}
f << std::endl;
}
return {};
}
}
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