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Utilities: Add a quotes database and 'fortunes' program

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I told you, we need a quotes ~~page~~ file! :D
This commit is contained in:
Ben Wiederhake 2021-03-08 23:01:26 +01:00 committed by Andreas Kling
parent df621b9415
commit a265ea98b9
2 changed files with 238 additions and 0 deletions
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82
Base/res/fortunes.json Normal file
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[
{
"quote": "add some quotes, problem solved?",
"author": "linusg",
"utc_time": 1596660175,
"url": "https://freenode.logbot.info/serenityos/20200805#c4651652",
"context": "About a different kind of quote, but that's good enough for me! :)"
},
{
"quote": "BenW: i'm sure it's fine lol",
"author": "kling",
"utc_time": 1605364559,
"url": "https://freenode.logbot.info/serenityos/20201114#c5825428"
},
{
"quote": "dammit fuzzer, what madman would write '?~x/'?",
"author": "CxByte",
"utc_time": 1606653374,
"url": "https://freenode.logbot.info/serenityos/20201129#c5999293",
"context": "Fuzzers are even worse than users."
},
{
"quote": "I'd totally implement that",
"author": "nooga",
"utc_time": 1611335335,
"url": "https://freenode.logbot.info/serenityos/20210122#c6624263"
},
{
"quote": "No need to dereference the nullptr!",
"author": "linusg",
"utc_time": 1612014120,
"url": "https://github.com/SerenityOS/serenity/commit/5b43419a636699d71752de7cec91f6eb35ed50b5"
},
{
"quote": "We can't not have the quotes under VC, that's a sin",
"author": "CxByte",
"utc_time": 1612035713,
"url": "https://freenode.logbot.info/serenityos/20210130#c6726388",
"context": "A quote about putting quotes in VC, in VC."
},
{
"quote": "\"We really should start a \\\"Quotes\\\" page.\" - BenW",
"author": "kling",
"utc_time": 1612900961,
"url": "https://freenode.logbot.info/serenityos/20210209#c6854420",
"context": "Apparently I said that once too often."
},
{
"quote": "if your port uses textrels, it likely uses other things that we don't want near serenity",
"author": "thakis",
"utc_time": 1612900918,
"url": "https://freenode.logbot.info/serenityos/20210209#c6854410",
"context": "\"jk but only a little bit jk\""
},
{
"quote": "I'm afraid of where pulling that string will take me.",
"author": "boricj",
"utc_time": 1612954860,
"url": "https://freenode.logbot.info/serenityos/20210210#c6866141",
"context": "C++ templates will lead you down the rabbithole."
},
{
"quote": "$commitdescription ($user opened: The build failed.)",
"author": "SerenityBot",
"utc_time": 1613906220,
"url": "https://freenode.logbot.info/serenityos/20210221#c6989891",
"context": "The IRC notifications are a little bit harsh sometimes, especially if they all seem to spell failure."
},
{
"quote": "There cannot be more unused bits than the entirety of the input.",
"author": "CxByte",
"utc_time": 1615188240,
"url": "https://github.com/SerenityOS/serenity/pull/5692#issue-586526857"
},
{
"quote": "Does your code contain unexpected integer overflow? of course it does! contact BenW to find out why!",
"author": "CxByte",
"utc_time": 1615228585,
"url": "https://freenode.logbot.info/serenityos/20210308#c7177736",
"context": "Overflow-correct code is deviously hard. https://github.com/SerenityOS/serenity/commit/183b2e71ba8d85293db493cab27b8adb4af54981"
}
]

156
Userland/Utilities/fortune.cpp Normal file
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/*
* Copyright (c) 2021, Ben Wiederhake <BenWiederhake.GitHub@gmx.de>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/ByteBuffer.h>
#include <AK/JsonArray.h>
#include <AK/JsonObject.h>
#include <AK/JsonValue.h>
#include <AK/Optional.h>
#include <AK/Vector.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/DateTime.h>
#include <LibCore/File.h>
#include <stdio.h>
#include <stdlib.h>
class Quote {
public:
static Optional<Quote> try_parse(const JsonValue& value)
{
if (!value.is_object())
return {};
auto entry = value.as_object();
Quote q;
if (!entry.has("quote") || !entry.has("author") || !entry.has("utc_time") || !entry.has("url"))
return {};
// From here on, trust that it's probably fine.
q.m_quote = entry.get("quote").as_string();
q.m_author = entry.get("author").as_string();
// It is sometimes parsed as u32, sometimes as u64, depending on how large the number is.
q.m_utc_time = entry.get("utc_time").to_number<u64>();
q.m_url = entry.get("url").as_string();
if (entry.has("context"))
q.m_context = entry.get("context").as_string();
return q;
}
const String& quote() const { return m_quote; }
const String& author() const { return m_author; }
const u64& utc_time() const { return m_utc_time; }
const String& url() const { return m_url; }
const Optional<String>& context() const { return m_context; }
private:
Quote() = default;
String m_quote;
String m_author;
u64 m_utc_time;
String m_url;
Optional<String> m_context;
};
static Vector<Quote> parse_all(const JsonArray& array)
{
Vector<Quote> quotes;
for (int i = 0; i < array.size(); ++i) {
Optional<Quote> q = Quote::try_parse(array[i]);
if (!q.has_value()) {
warnln("WARNING: Could not parse quote #{}!", i);
} else {
quotes.append(q.value());
}
}
return quotes;
}
int main(int argc, char** argv)
{
if (pledge("stdio rpath", nullptr) < 0) {
perror("pledge");
return 1;
}
const char* path = "/res/fortunes.json";
Core::ArgsParser args_parser;
args_parser.set_general_help("Open a fortune cookie, recieve a free quote for the day!");
args_parser.add_positional_argument(path, "Path to JSON file with quotes (/res/fortunes.json by default)", "path", Core::ArgsParser::Required::No);
args_parser.parse(argc, argv);
auto file = Core::File::construct(path);
if (!file->open(Core::IODevice::ReadOnly)) {
warnln("Couldn't open {} for reading: {}", path, file->error_string());
return 1;
}
if (pledge("stdio", nullptr) < 0) {
perror("pledge");
return 1;
}
if (unveil(nullptr, nullptr) < 0) {
perror("unveil");
return 1;
}
auto file_contents = file->read_all();
auto json = JsonValue::from_string(file_contents);
if (!json.has_value()) {
warnln("Couldn't parse {} as JSON", path);
return 1;
}
if (!json->is_array()) {
warnln("{} does not contain an array of quotes", path);
return 1;
}
const auto quotes = parse_all(json->as_array());
if (quotes.is_empty()) {
warnln("{} does not contain any valid quotes", path);
return 1;
}
u32 i = arc4random_uniform(quotes.size());
const auto& chosen_quote = quotes[i];
auto datetime = Core::DateTime::from_timestamp(chosen_quote.utc_time());
outln(); // Tasteful spacing
out("\033]8;;{}\033\\", chosen_quote.url()); // Begin link
out("\033[34m({})\033[m", datetime.to_string()); // Datetime
out(" \033[34;1m<{}>\033[m", chosen_quote.author()); // Author
out(" \033[32m{}\033[m", chosen_quote.quote()); // Quote itself
out("\033]8;;\033\\"); // End link
outln();
if (chosen_quote.context().has_value())
outln("\033[38;5;242m({})\033[m", chosen_quote.context().value()); // Some context
outln(); // Tasteful spacing
return 0;
}