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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/common/ini_parser.h"
#include <stddef.h>
#include <string_view>
#include "base/check.h"
#include "base/strings/strcat.h"
#include "base/strings/string_tokenizer.h"
#include "base/values.h"
INIParser::INIParser() : used_(false) {}
INIParser::~INIParser() = default;
void INIParser::Parse(const std::string& content) {
DCHECK(!used_);
used_ = true;
base::StringTokenizer tokenizer(content, "\r\n");
std::string_view current_section;
while (tokenizer.GetNext()) {
std::string_view line = tokenizer.token_piece();
if (line.empty()) {
// Skips the empty line.
continue;
}
if (line[0] == '#' || line[0] == ';') {
// This line is a comment.
continue;
}
if (line[0] == '[') {
// It is a section header.
current_section = line.substr(1);
size_t end = current_section.rfind(']');
if (end != std::string::npos)
current_section = current_section.substr(0, end);
} else {
std::string_view key, value;
size_t equal = line.find('=');
if (equal != std::string::npos) {
key = line.substr(0, equal);
value = line.substr(equal + 1);
HandleTriplet(current_section, key, value);
}
}
}
}
DictionaryValueINIParser::DictionaryValueINIParser() = default;
DictionaryValueINIParser::~DictionaryValueINIParser() = default;
void DictionaryValueINIParser::HandleTriplet(std::string_view section,
std::string_view key,
std::string_view value) {
// Checks whether the section and key contain a '.' character.
// Those sections and keys break `base::Value::Dict`'s path format when not
// using the *WithoutPathExpansion methods.
if (section.find('.') == std::string::npos &&
key.find('.') == std::string::npos &&
base::IsStringUTF8AllowingNoncharacters(section) &&
base::IsStringUTF8AllowingNoncharacters(key) &&
base::IsStringUTF8AllowingNoncharacters(value)) {
root_.SetByDottedPath(base::StrCat({section, ".", key}), value);
}
}
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