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authorSilvio <s1lv10@uol.com.br>2010-08-04 14:36:20 -0300
committerSilvio <s1lv10@uol.com.br>2010-08-04 14:36:20 -0300
commitd547587ac6c0f765a983a746adb03490a9e74502 (patch)
treec8a67e920fdf61ac05be616943b55f9acef0b367 /lib
parenta2f5132c5ad483422096449bdac9651f19d6080d (diff)
downloadsf_isis_importer_plugin-d547587ac6c0f765a983a746adb03490a9e74502.tar.gz
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Checking for denied combinations
Diffstat (limited to 'lib')
-rw-r--r--lib/sfIsisImporter.class.php101
1 files changed, 100 insertions, 1 deletions
diff --git a/lib/sfIsisImporter.class.php b/lib/sfIsisImporter.class.php
index 32fde7d..4b46455 100644
--- a/lib/sfIsisImporter.class.php
+++ b/lib/sfIsisImporter.class.php
@@ -99,6 +99,7 @@ class sfIsisImporter extends IsisConnector
*
* @param string $base_model Model to use
* @param int $entry Entry number
+ * @todo Audit: which field/subfields combination are denied?
*/
public function addEntry($base_model, $entry)
{
@@ -113,7 +114,10 @@ class sfIsisImporter extends IsisConnector
// Dispatch to custom import procedures.
foreach (new IsisMethodIterator($this) as $method => $field)
{
- $this->{$method}($model, $field);
+ if (!$this->hasDeniedCombinations($base_model, $field))
+ {
+ $this->{$method}($model, $field);
+ }
}
$model->save();
@@ -431,4 +435,99 @@ class sfIsisImporter extends IsisConnector
return $element;
}
+
+ /**
+ * Check denied combinations inside a field.
+ *
+ * @param string $model Model name
+ * @param array $field Field data from ISIS database schema
+ * @return boolean True if has a denied combination, false otherwise
+ * @todo Test
+ */
+ public function hasDeniedCombinations($model, $field)
+ {
+ if (method_exists($this, 'getDeniedCombinations'))
+ {
+ foreach ($this->getDeniedCombinations($model, $field) as $combination)
+ {
+ $has = true;
+
+ foreach ($combination as $item)
+ {
+ foreach (new IsisRowIterator($this, $field) as $row)
+ {
+ if (!$this->hasDeniedItem($field, $item, $row))
+ {
+ $has = false;
+ break 2;
+ }
+ }
+ }
+
+ if ($has)
+ {
+ $denied[$row] = $combination;
+ }
+ }
+ }
+
+ if (isset($denied))
+ {
+ foreach ($denied as $row => $combination)
+ {
+ $combination = implode(',', $combination);
+ $this->log("Found denied combination for row $row: $combination");
+ }
+
+ return true;
+ }
+
+ return false;
+ }
+
+ /**
+ * Check if a field has a denied item.
+ *
+ * @param array $field Field data from ISIS database schema
+ * @param string $item Item code
+ * @param int $row Row number
+ * @return boolean True if has a denied combination, false otherwise
+ * @todo Test
+ */
+ public function hasDeniedItem($field, $item, $row)
+ {
+ // Default condition: presence requirement for an item.
+ $condition = true;
+
+ // Check if item has the negation (absence) requirement for an item.
+ if (substr($item, 0, 1) == '!')
+ {
+ $item = substr($item, 1);
+ $condition = false;
+ }
+
+ // Check if the item exists.
+ $has = $this->hasItem($field, $item, $row);
+
+ if ($condition == true)
+ {
+ // If the condition is true, a denied combination won't be fulfilled if
+ // the item is not present.
+ if (!$has)
+ {
+ return false;
+ }
+ }
+ else
+ {
+ // If the condition is false, a denied combination won't be fulfilled if
+ // the item is present.
+ if ($has)
+ {
+ return false;
+ }
+ }
+
+ return true;
+ }
}