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80 lines
3.1 KiB
80 lines
3.1 KiB
1 week ago
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// Copyright (C) 2025 Simon Quigley <tsimonq2@ubuntu.com>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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#ifndef SOURCES_PARSER_H
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#define SOURCES_PARSER_H
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#include <string>
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#include <vector>
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#include <optional>
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#include <cstring>
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#include <set>
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#include <QtCore/QJsonObject>
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#include <QtCore/QJsonDocument>
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// Structure to hold the required fields
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struct PackageInfo {
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std::string Package; // Package name
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std::vector<std::string> Provides; // Virtual packages provided
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std::string BuildDepends; // Build dependencies (for source packages)
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std::optional<std::string> Source; // Source package name (for binary packages)
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std::vector<std::string> Binary;
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// Nested structures for parsing dependencies
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struct ArchRestriction {
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bool enabled;
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std::string arch;
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};
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struct BuildRestriction {
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bool enabled;
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std::string condition;
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};
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struct ParsedRelation {
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std::string name; // Dependency package name
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std::optional<std::string> archqual; // Architecture qualifier
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std::optional<std::pair<std::string, std::string>> version; // Version relation and version
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std::optional<std::vector<ArchRestriction>> arch; // Architecture restrictions
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std::optional<std::vector<std::vector<BuildRestriction>>> restrictions; // Build restrictions
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};
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// Parsed BuildDepends and Binary relations
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std::optional<std::vector<std::vector<ParsedRelation>>> BuildDependsParsed;
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};
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// Namespace to encapsulate the parser functionalities
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namespace SourcesParser {
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// Function to download, decompress, and parse the Sources.gz data
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std::optional<std::vector<PackageInfo>> fetch_and_parse_sources(const std::string& url);
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// Function to download, decompress, and parse the Packages.gz data
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std::optional<std::vector<PackageInfo>> fetch_and_parse_packages(const std::string& url);
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// Function to parse dependency relations
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std::vector<std::vector<PackageInfo::ParsedRelation>> parse_relations(const std::string& raw);
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// Function to build dependency graph
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std::set<std::pair<std::string, std::string>> build_dependency_graph(
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const std::vector<PackageInfo>& sources,
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const std::vector<PackageInfo>& binaries);
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// Function to serialize dependency graph to JSON
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QString serialize_dependency_graph_to_json(const std::set<std::pair<std::string, std::string>>& graph);
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} // namespace SourcesParser
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#endif // SOURCES_PARSER_H
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