author | František Kučera <franta-hg@frantovo.cz> |
Tue, 29 Oct 2019 19:46:08 +0100 | |
branch | v_0 |
changeset 20 | b295f8985f13 |
parent 17 | b3c07fb178be |
child 24 | 884ece10575d |
permissions | -rw-r--r-- |
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/** |
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* Relational pipes |
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* Copyright © 2019 František Kučera (Frantovo.cz, GlobalCode.info) |
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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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fix license version: GNU GPLv3
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* the Free Software Foundation, version 3. |
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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 <http://www.gnu.org/licenses/>. |
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*/ |
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#pragma once |
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#include <vector> |
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#include <relpipe/writer/typedefs.h> |
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#include <relpipe/cli/CLI.h> |
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#include <relpipe/cli/RelpipeCLIException.h> |
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#include "Configuration.h" |
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namespace relpipe { |
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namespace tr { |
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namespace sql { |
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class CLIParser { |
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private: |
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// FIXME: move common methods/classes to relpipe-lib-cli or relpipe-lib-helper |
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string_t readNext(std::vector<string_t> arguments, int& i) { |
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if (i < arguments.size()) return arguments[i++]; |
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else throw relpipe::cli::RelpipeCLIException(L"Missing CLI argument" + (i > 0 ? (L" after " + arguments[i - 1]) : L""), relpipe::cli::CLI::EXIT_CODE_BAD_CLI_ARGUMENTS); |
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} |
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void addQuery(Configuration& c, Statement& currentQuery) { |
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if (currentQuery.sql.size()) { |
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c.statements.push_back(currentQuery); |
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currentQuery = Statement(); |
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} |
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} |
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public: |
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static const string_t OPTION_RELATION; |
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static const string_t OPTION_PARAMETER; |
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static const string_t OPTION_COPY; |
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static const string_t OPTION_COPY_RENAMED; |
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static const string_t OPTION_FILE; |
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static const string_t OPTION_FILE_KEEP; |
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Configuration parse(const std::vector<string_t>& arguments) { |
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Configuration c; |
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Statement currentQuery; |
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for (int i = 0; i < arguments.size();) { |
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string_t option = readNext(arguments, i); |
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if (option == OPTION_RELATION) { |
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addQuery(c, currentQuery); // previous relation |
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currentQuery.relation = readNext(arguments, i); |
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currentQuery.sql = readNext(arguments, i); |
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} else if (option == OPTION_PARAMETER) { |
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Parameter parameter; |
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parameter.value = readNext(arguments, i); |
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currentQuery.parameters.push_back(parameter); |
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3c51a2c32c86
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} else if (option == OPTION_COPY) { |
3c51a2c32c86
rename --dump to --copy + add option --copy-renamed + allow multiple copy/copy-renamed commands
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c.copyRelations.push_back({readNext(arguments, i), L"", false}); |
3c51a2c32c86
rename --dump to --copy + add option --copy-renamed + allow multiple copy/copy-renamed commands
František Kučera <franta-hg@frantovo.cz>
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} else if (option == OPTION_COPY_RENAMED) { |
3c51a2c32c86
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c.copyRelations.push_back({readNext(arguments, i), readNext(arguments, i), true}); |
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cbc7817a3346
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} else if (option == OPTION_FILE) { |
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c.file = readNext(arguments, i); |
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} else if (option == OPTION_FILE_KEEP) { |
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0b38339b871b
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string_t value = readNext(arguments, i); |
0b38339b871b
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if (value == L"auto") c.keepFile = KeepFile::Automatic; |
0b38339b871b
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else if (value == L"true") c.keepFile = KeepFile::Always; |
0b38339b871b
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else if (value == L"false") c.keepFile = KeepFile::Never; |
0b38339b871b
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else throw relpipe::cli::RelpipeCLIException(L"Unsupported keep-file value: " + value + L" Expecting: true, false, auto", relpipe::cli::CLI::EXIT_CODE_BAD_CLI_ARGUMENTS); |
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} else throw relpipe::cli::RelpipeCLIException(L"Unsupported CLI option: " + option, relpipe::cli::CLI::EXIT_CODE_BAD_CLI_ARGUMENTS); |
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} |
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addQuery(c, currentQuery); // last relation |
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return c; |
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} |
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virtual ~CLIParser() { |
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} |
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}; |
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// relpipe-tr-sql --relation "tabulka" "SELECT * FROM fstab WHERE id = ?" --parameter "123" |
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// TODO: --type string/integer/boolean (default is string) |
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const string_t CLIParser::OPTION_RELATION = L"--relation"; |
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const string_t CLIParser::OPTION_PARAMETER = L"--parameter"; |
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3c51a2c32c86
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const string_t CLIParser::OPTION_COPY = L"--copy"; |
3c51a2c32c86
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parents:
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const string_t CLIParser::OPTION_COPY_RENAMED = L"--copy-renamed"; |
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cbc7817a3346
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parents:
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const string_t CLIParser::OPTION_FILE = L"--file"; |
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const string_t CLIParser::OPTION_FILE_KEEP = L"--file-keep"; |
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} |
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} |
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} |