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Chris@0
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1 The migrate_plus module extends the core migration system with API enhancements
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Chris@0
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2 and additional functionality, as well as providing practical examples.
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3
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4 Extensions to base API
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5 ======================
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6 * A Migration configuration entity is provided, enabling persistance of dynamic
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7 migration configuration.
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8 * A ConfigEntityDiscovery class is implemented which enables plugin configuration
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9 to be based on configuration entities. This is fully general - it can be used
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10 for any configuration entity type, not just migrations.
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11 * A MigrationConfigEntityPluginManager class and corresponding
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12 plugin.manager.config_entity_migration service is provided, to enable discovery
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13 and instantiation of migration plugins based on the Migration configuration
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14 entity.
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15 * A MigrationGroup configuration entity is provided, which enables migrations to
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16 be organized in groups, and to maintain shared configuration in one place.
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17 * A MigrateEvents::PREPARE_ROW event is provided to dispatch hook_prepare_row()
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18 invocations as events.
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19 * A SourcePluginExtension class is provided, enabling one to define fields and
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20 IDs for a source plugin via configuration rather than requiring PHP code.
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21
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22 Plugins
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23 =======
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24 * A Url source plugin is provided, implementing a common structure for
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25 file-based data providers.
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26 * XML and JSON fetchers and parsers for the Url source plugin are provided.
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27
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28 Examples
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29 ========
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30 * The migrate_example submodule provides a fully functional and runnable
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31 example migration scenario demonstrating the basic concepts and most common
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32 techniques for SQL-based migrations.
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33 * The migrate_example_advanced submodule provides examples of migration from
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34 different kinds of sources, as well as less common techniques.
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