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authorSilvio <s1lv10@uol.com.br>2010-08-30 18:29:25 -0300
committerSilvio <s1lv10@uol.com.br>2010-08-30 18:29:25 -0300
commit81cd263f4598115cc90817300f69a869fa5e444a (patch)
tree016145006ea02231629712803978fe18ee4c046f /lib/sfIsisImporterEntities.class.php
parent38f4cfb1cdbf7359bb6818167ac3d7ec0d3268f7 (diff)
downloadsf_isis_importer_plugin-81cd263f4598115cc90817300f69a869fa5e444a.tar.gz
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Breaking sfIsisImporter into more classes
Diffstat (limited to 'lib/sfIsisImporterEntities.class.php')
-rw-r--r--lib/sfIsisImporterEntities.class.php179
1 files changed, 179 insertions, 0 deletions
diff --git a/lib/sfIsisImporterEntities.class.php b/lib/sfIsisImporterEntities.class.php
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+<?php
+
+/**
+ * IsisImporterEntities: provides ISIS import methods for importing data
+ * into model entities.
+ */
+class sfIsisImporterEntities extends IsisConnector {
+ /**
+ * Get the entity name from a subfield.
+ *
+ * @param string $subfield Subfield name
+ * @return string Genre name
+ */
+ static function entityName($subfield)
+ {
+ return ucfirst($subfield);
+ }
+
+ /**
+ * Import a single field into a model.
+ *
+ * @param object $model Model
+ * @param array $field Field data from ISIS database schema
+ * @param int $row Row number
+ */
+ public function addMain(&$model, $field, $row = 0)
+ {
+ $value = $this->filterBrackets($this->getMainItem($field, $row));
+
+ if ($value != null)
+ {
+ $map = $this->getMap($field);
+ $model->{$map}($value);
+ }
+ }
+
+ /**
+ * Import a single subfield into a model.
+ *
+ * @param object $model Model
+ * @param array $field Field data from ISIS database schema
+ * @param string $subfield Subfield name
+ * @param int $row Row number
+ */
+ public function addSubfield(&$model, $field, $subfield, $row = 0)
+ {
+ $value = $this->filterBrackets($this->getSubfield($field, $subfield, $row));
+
+ if ($value != null)
+ {
+ $map = $this->getMap($field, $subfield);
+ $model->{$map}($value);
+ }
+ }
+
+ /**
+ * Import all subfields from a field row into a model.
+ *
+ * @param object $model Model
+ * @param array $field Field data from ISIS database schema
+ * @param int $row Row number
+ */
+ public function addSubfields(&$model, $field, $row = 0)
+ {
+ foreach ($this->getSubfieldList($field) as $subfield)
+ {
+ $this->addSubfield($model, $field, $subfield, $row);
+ }
+ }
+
+ /**
+ * Import single values into the model.
+ *
+ * Currently undefined mappings for a field/subfield
+ * are not saved as we would need to make sure a corresponding
+ * field exists in the model. This prevents the map
+ * configurations like $map = array('type' => 'value'); to work.
+ *
+ * As we are importing single values, here we don't care with
+ * row numbers as we assume that just the first row should be
+ * imported.
+ *
+ * @param object $model Model object
+ * @param array $field Field data
+ */
+ public function importValues(&$model, array $field)
+ {
+ if ($this->fieldHasMap($field))
+ {
+ $this->addMain($model, $field);
+ }
+
+ foreach ($this->getSubfieldList($field) as $subfield)
+ {
+ if ($this->subfieldHasMap($field, $subfield))
+ {
+ $this->addSubfield($model, $field, $subfield);
+ }
+ }
+ }
+
+ /**
+ * Get an existing entity.
+ *
+ * @param string $entity Entity name
+ * @param string $value Value to search for
+ * @param string $by Field to search $value
+ * @return mixed Entity data or false
+ */
+ public function getEntity($entity, $value, $by = 'name')
+ {
+ $findby = 'findOneBy'. ucfirst($by);
+ $data = Doctrine_Core::getTable($entity)->{$findby}($value);
+
+ if ($data)
+ {
+ return $data;
+ }
+
+ return false;
+ }
+
+ /**
+ * Add a new entity into the database if needed, returning
+ * the corresponding object.
+ *
+ * @param string $entity Entity name
+ * @param string $name Name value
+ * @return object Entity data
+ */
+ public function addEntity($entity, $name)
+ {
+ $name = $this->entityName($name);
+ $data = $this->getEntity($entity, $name);
+
+ if (!$data)
+ {
+ $this->log("Adding new $entity $name.");
+ $data = new $entity();
+ $data->name = $name;
+ $data->save();
+ }
+
+ return $data;
+ }
+
+ /**
+ * Add an element into the database if needed, returning
+ * the resulting object.
+ *
+ * @param string $entity Entity name
+ * @param string $value Entity value
+ * @return object Entity data
+ */
+ public function newOrExisting($entity, $value)
+ {
+ // Check for a null value.
+ if ($value == null)
+ {
+ $this->log("Null element value for $entity.", 'debug');
+ return;
+ }
+
+ // Get name.
+ $name = $this->parseName($value);
+
+ // Get existing element.
+ $element = call_user_func(array($entity, 'getByName'), $name);
+
+ // Create new element if needed.
+ if (!$element)
+ {
+ $this->log("Adding new $entity $value.");
+ $element = call_user_func(array($entity, 'addByName'), $name);
+ }
+
+ return $element;
+ }
+}