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Acts as versioned plugin for the Akelos PHP Framework
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akelos/acts-as-versioned
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Acts as versioned behaviour plugin for Akelos Active Records =================================== This plugin adds versioning capabilities to you Active Record Models. Installation -------------------------------- ./script/install acts_as_versioned Enabling versioning in your models -------------------------------- Say you have a Chapter model and you want to keep the latest 20 modifications for each chapter. === Adding the acts as behaviour to your Chapter model ./app/models/chapter.php <?php class Chapter extends ActiveRecord { var $acts_as = array('versioned' => array('limit'=>10)); } ?> === Modifying your chapters table to add a version number and create a chapter_versions table ./app/installers/chapter_installer.php <?php Ak::import('Chapter'); Ak::loadPlugins(); class ChapterInstaller extends AkInstaller { function up_1() { //..... } function up_2() { $Chapter =& new Chapter(); $Chapter->versioned->createVersionedTable(); } function down_1() { //..... } function down_2() { $Chapter =& new Chapter(); $Chapter->versioned->dropVersionedTable(); } } ?> === Using your brand new versioning system * $Chapter->versioned // behaviour handler * $Chapter->versioned->load() // Loads versions, pass true to force a db reload * $Chapter->versioned->revertToVersion(3); // Rolling back a version * $Chapter->versioned->find(); // Same as find() but scoped to older versions * $Chapter->versions // Guess what? An array with your versions * $Chapter->versions[2]->getNext(); // Next versioned item if exists * $Chapter->versions[2]->getPrevious(); // Previous versioned item if exists
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