diff -r 09cd32a65709 -r 3c8ea5dcf793 src/StdInCommand.h
--- a/src/StdInCommand.h Tue Sep 22 17:42:19 2020 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,117 +0,0 @@
-/**
- * Relational pipes
- * Copyright © 2018 František Kučera (Frantovo.cz, GlobalCode.info)
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 3 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see .
- */
-#pragma once
-
-#include
-#include
-#include
-#include
-#include
-#include
-#include
-
-#include
-#include
-#include
-#include
-
-#include "Command.h"
-
-namespace relpipe {
-namespace in {
-namespace cli {
-
-/**
- * TODO: consider code merge with ArgumentsCommand
- */
-class StdInCommand : public Command {
-private:
- relpipe::writer::boolean_t readStdIn;
- std::wstring_convert> convertor; // TODO: support also other encodings.
-
- /**
- * Reads next value from arguments and (if no arguments left) from input
- * @param input
- * @param arguments
- * @param i current index in the arguments vector
- * @param required if true, exception is thrown when no data found
- * @return
- */
- relpipe::writer::string_t readNext(std::istream& input, const std::vector& arguments, size_t& i, relpipe::writer::boolean_t required) {
- using namespace relpipe::writer;
- using namespace relpipe::cli;
-
- if (i < arguments.size()) {
- return arguments[i++];
- } else if (readStdIn) {
- std::stringstream value;
-
- while (true) {
- char ch;
- input.get(ch);
- if (ch == 0 || input.eof() || input.fail()) break;
- else value << ch;
- }
-
- if (required && value.str().empty()) throw RelpipeCLIException(L"Missing value on STDIN.", CLI::EXIT_CODE_BAD_SYNTAX);
-
- return convertor.from_bytes(value.str());
- } else {
- if (required) throw RelpipeCLIException(L"Missing value on CLI.", CLI::EXIT_CODE_BAD_SYNTAX);
- return L"";
- }
- }
-
-
-public:
-
- StdInCommand(relpipe::writer::boolean_t readStdIn) :
- readStdIn(readStdIn) {
- }
-
- void process(std::istream& input, std::ostream& output, const relpipe::writer::string_t& command, const std::vector& arguments) override {
- using namespace relpipe::writer;
-
- size_t i = 0;
- string_t relationName = readNext(input, arguments, i, true);
- integer_t attributeCount = std::stol(readNext(input, arguments, i, true)); // TODO: use integer data type's method? + unsigned type
- boolean_t writeHeader = true; // TODO: add option for header omitting
-
- std::shared_ptr writer(Factory::create(output));
-
- std::vector attributes(attributeCount);
-
- for (size_t j = 0; j < attributeCount; j++) {
- string_t attributeName = readNext(input, arguments, i, true);
- TypeId attributeType = writer->toTypeId(readNext(input, arguments, i, true));
- attributes[j] = {attributeName, attributeType};
- }
-
- writer->startRelation(relationName, attributes, writeHeader);
-
- while (true) {
- string_t value = readNext(input, arguments, i, false);
- if (value.empty() && (input.eof() || input.fail() || (!readStdIn && i >= arguments.size()))) break;
- else writer->writeAttribute(value);
- // TODO: check attribute count (avoid unfinished records)
- }
- }
-};
-
-}
-}
-}