1 /**

     2  * Relational pipes

     3  * Copyright © 2019 František Kučera (Frantovo.cz, GlobalCode.info)

     4  *

     5  * This program is free software: you can redistribute it and/or modify

     6  * it under the terms of the GNU General Public License as published by

     7  * the Free Software Foundation, either version 3 of the License, or

     8  * (at your option) any later version.

     9  *

    10  * This program is distributed in the hope that it will be useful,

    11  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

    13  * GNU General Public License for more details.

    14  *

    15  * You should have received a copy of the GNU General Public License

    16  * along with this program. If not, see <http://www.gnu.org/licenses/>.

    17  */

    18 #pragma once

    19 

    20 #include <relpipe/writer/AttributeMetadata.h>

    21 #include <relpipe/writer/typedefs.h>

    22 

    23 namespace relpipe {

    24 namespace tr {

    25 namespace sql {

    26 

    27 class DefinitionRecipe {

    28 public:

    29 

    30 	virtual ~DefinitionRecipe() {

    31 	}

    32 

    33 	relpipe::writer::string_t name;

    34 	relpipe::writer::string_t type;

    35 	relpipe::writer::string_t value;

    36 };

    37 

    38 class RelationConfiguration {

    39 public:

    40 

    41 	virtual ~RelationConfiguration() {

    42 	}

    43 

    44 	relpipe::writer::string_t relation;

    45 	relpipe::writer::string_t sqlBeforeRecords;

    46 	relpipe::writer::string_t sqlAfterRecords;

    47 	relpipe::writer::string_t sqlForEach;

    48 

    49 	/**

    50 	 * If true, additional relation will be generated: mapping between relpipe attribute names and SQL variable names

    51 	 */

    52 	bool debugVariableMapping = false;

    53 

    54 	/**

    55 	 * If true, SQL code will be executed, but no output will be generated.

    56 	 */

    57 	bool drop = false;

    58 

    59 	/**

    60 	 * Variable definitions for this relation.

    61 	 * Can be used as a safe way for passing parameters from the outside environment.

    62 	 * See also Configuration::definitions (can be overridden by relation's definitions)

    63 	 */

    64 	std::vector<DefinitionRecipe> definitions;

    65 

    66 	/**

    67 	 * If empty, output relation will have same metadata as the input relation.

    68 	 */

    69 	std::vector<relpipe::writer::AttributeMetadata> writerMetadata;

    70 

    71 	/**

    72 	 * Whether original attributes should be appended to those specified using --output-attribute

    73 	 */

    74 	bool inputAttributesAppend = false;

    75 

    76 	/**

    77 	 * Whether original attributes should be prepended to those specified using --output-attribute

    78 	 */

    79 	bool inputAttributesPrepend = false;

    80 };

    81 

    82 class Configuration {

    83 public:

    84 

    85 	std::vector<RelationConfiguration> relationConfigurations;

    86 

    87 	/**

    88 	 * Global definitions for all relations.

    89 	 * Can be used as a safe way for passing parameters from the outside environment.

    90 	 * See also RelationConfiguration::definitions

    91 	 */

    92 	std::vector<DefinitionRecipe> definitions;

    93 

    94 	virtual ~Configuration() {

    95 	}

    96 };

    97 

    98 }

    99 }

   100 }