author | František Kučera <franta-hg@frantovo.cz> |
Fri, 18 Jan 2019 16:47:56 +0100 | |
branch | v_0 |
changeset 12 | 0a297eb46ba1 |
parent 10 | 3e1608320b6c |
child 15 | e7f05d7c4336 |
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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* 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 <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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#include "FileAttributeFinder.h" |
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namespace relpipe { |
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namespace in { |
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namespace filesystem { |
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using namespace relpipe::writer; |
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class CLIParser { |
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private: |
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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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12
0a297eb46ba1
requested field's options as an ordered multi-map
František Kučera <franta-hg@frantovo.cz>
parents:
10
diff
changeset
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void addField(Configuration& c, string_t& group, string_t& name, std::vector<string_t>& aliases, std::vector<string_t>& options) { |
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if (group.size()) { |
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c.fields.push_back(RequestedField(group, name, aliases, options)); |
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group.clear(); |
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name.clear(); |
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aliases.clear(); |
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options.clear(); |
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} |
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} |
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public: |
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static const string_t OPTION_FILE; |
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static const string_t OPTION_XATTR; |
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static const string_t OPTION_AS; |
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static const string_t OPTION_OPTION; |
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Configuration parse(const std::vector<string_t>& arguments) { |
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Configuration c; |
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if (arguments.empty()) { |
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// default set of fields: |
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c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_PATH_ORIGINAL)); |
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// c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_PATH_ABSOLUTE)); |
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// c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_PATH_CANONICAL)); |
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// c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_NAME)); |
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c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_TYPE)); |
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// c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_TYPE,{L"type_a", L"type_b"})); // one field → two attributes with same value |
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// c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_SYMLINK_TARGET_TYPE)); |
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// c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_SYMLINK_TARGET)); |
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c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_SIZE)); |
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c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_OWNER)); |
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c.fields.push_back(RequestedField(RequestedField::GROUP_FILE, FileAttributeFinder::FIELD_GROUP)); |
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// c.fields.push_back(RequestedField(RequestedField::GROUP_XATTR, L"user.xdg.origin.url")); |
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} else { |
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string_t currentGroup; |
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string_t currentName; |
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std::vector<string_t> currentAliases; |
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12
0a297eb46ba1
requested field's options as an ordered multi-map
František Kučera <franta-hg@frantovo.cz>
parents:
10
diff
changeset
|
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std::vector<string_t> currentOptions; |
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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 == CLIParser::OPTION_FILE || option == CLIParser::OPTION_XATTR) { |
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addField(c, currentGroup, currentName, currentAliases, currentOptions); // previous field |
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currentGroup = option.substr(2); // cut off -- |
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currentName = readNext(arguments, i); |
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} else if (option == OPTION_AS) { |
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currentAliases.push_back(readNext(arguments, i)); |
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} else if (option == OPTION_OPTION) { |
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12
0a297eb46ba1
requested field's options as an ordered multi-map
František Kučera <franta-hg@frantovo.cz>
parents:
10
diff
changeset
|
92 |
currentOptions.push_back(readNext(arguments, i)); |
0a297eb46ba1
requested field's options as an ordered multi-map
František Kučera <franta-hg@frantovo.cz>
parents:
10
diff
changeset
|
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currentOptions.push_back(readNext(arguments, i)); |
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} else { |
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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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} |
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12
0a297eb46ba1
requested field's options as an ordered multi-map
František Kučera <franta-hg@frantovo.cz>
parents:
10
diff
changeset
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addField(c, currentGroup, currentName, currentAliases, currentOptions); // last field |
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} |
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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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const string_t CLIParser::OPTION_FILE = L"--" + RequestedField::GROUP_FILE; |
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const string_t CLIParser::OPTION_XATTR = L"--" + RequestedField::GROUP_XATTR; |
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const string_t CLIParser::OPTION_AS = L"--as"; |
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const string_t CLIParser::OPTION_OPTION = L"--option"; |
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} |
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} |
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} |