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				https://github.com/RGBCube/serenity
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			121 lines
		
	
	
	
		
			3.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			121 lines
		
	
	
	
		
			3.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2021, Ben Wiederhake <BenWiederhake.GitHub@gmx.de>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #include <AK/JsonArray.h>
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| #include <AK/JsonObject.h>
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| #include <AK/JsonValue.h>
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| #include <AK/Optional.h>
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| #include <AK/Random.h>
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| #include <AK/Vector.h>
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| #include <LibCore/ArgsParser.h>
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| #include <LibCore/DateTime.h>
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| #include <LibCore/File.h>
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| #include <LibCore/System.h>
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| #include <LibMain/Main.h>
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| #include <stdio.h>
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| #include <stdlib.h>
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| #include <unistd.h>
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| 
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| class Quote {
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| public:
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|     static Optional<Quote> try_parse(JsonValue const& value)
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|     {
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|         if (!value.is_object())
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|             return {};
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|         auto& entry = value.as_object();
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|         Quote q;
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|         if (!entry.has_string("quote"sv) || !entry.has_string("author"sv) || !entry.has_u64("utc_time"sv) || !entry.has_string("url"sv))
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|             return {};
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|         // From here on, trust that it's probably fine.
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|         q.m_quote = entry.get_deprecated_string("quote"sv).value();
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|         q.m_author = entry.get_deprecated_string("author"sv).value();
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|         q.m_utc_time = entry.get_u64("utc_time"sv).value();
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|         q.m_url = entry.get_deprecated_string("url"sv).value();
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|         if (entry.has("context"sv))
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|             q.m_context = entry.get_deprecated_string("context"sv).value();
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| 
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|         return q;
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|     }
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| 
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|     DeprecatedString const& quote() const { return m_quote; }
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|     DeprecatedString const& author() const { return m_author; }
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|     u64 const& utc_time() const { return m_utc_time; }
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|     DeprecatedString const& url() const { return m_url; }
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|     Optional<DeprecatedString> const& context() const { return m_context; }
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| 
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| private:
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|     Quote() = default;
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| 
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|     DeprecatedString m_quote;
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|     DeprecatedString m_author;
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|     u64 m_utc_time;
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|     DeprecatedString m_url;
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|     Optional<DeprecatedString> m_context;
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| };
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| 
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| static Vector<Quote> parse_all(JsonArray const& array)
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| {
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|     Vector<Quote> quotes;
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|     for (size_t i = 0; i < array.size(); ++i) {
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|         Optional<Quote> q = Quote::try_parse(array[i]);
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|         if (!q.has_value()) {
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|             warnln("WARNING: Could not parse quote #{}!", i);
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|         } else {
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|             quotes.append(q.value());
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|         }
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|     }
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|     return quotes;
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| }
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| 
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| ErrorOr<int> serenity_main(Main::Arguments arguments)
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| {
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|     TRY(Core::System::pledge("stdio rpath"));
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| 
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|     StringView path = "/res/fortunes.json"sv;
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| 
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|     Core::ArgsParser args_parser;
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|     args_parser.set_general_help("Open a fortune cookie, receive a free quote for the day!");
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|     args_parser.add_positional_argument(path, "Path to JSON file with quotes (/res/fortunes.json by default)", "path", Core::ArgsParser::Required::No);
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|     args_parser.parse(arguments);
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| 
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|     auto file = TRY(Core::File::open(path, Core::File::OpenMode::Read));
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| 
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|     TRY(Core::System::unveil("/etc/timezone", "r"));
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|     TRY(Core::System::unveil(nullptr, nullptr));
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| 
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|     auto file_contents = TRY(file->read_until_eof());
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|     auto json = TRY(JsonValue::from_string(file_contents));
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|     if (!json.is_array()) {
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|         warnln("{} does not contain an array of quotes", path);
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|         return 1;
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|     }
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| 
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|     auto const quotes = parse_all(json.as_array());
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|     if (quotes.is_empty()) {
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|         warnln("{} does not contain any valid quotes", path);
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|         return 1;
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|     }
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| 
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|     u32 i = get_random_uniform(quotes.size());
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|     auto const& chosen_quote = quotes[i];
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|     auto datetime = Core::DateTime::from_timestamp(chosen_quote.utc_time());
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| 
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|     outln(); // Tasteful spacing
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| 
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|     out("\033]8;;{}\033\\", chosen_quote.url());                // Begin link
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|     out("\033[34m({})\033[m", datetime.to_deprecated_string()); // Datetime
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|     out(" \033[34;1m<{}>\033[m", chosen_quote.author());        // Author
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|     out(" \033[32m{}\033[m", chosen_quote.quote());             // Quote itself
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|     out("\033]8;;\033\\");                                      // End link
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|     outln();
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| 
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|     if (chosen_quote.context().has_value())
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|         outln("\033[38;5;242m({})\033[m", chosen_quote.context().value()); // Some context
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| 
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|     outln(); // Tasteful spacing
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| 
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|     return 0;
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| }
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