Adding isis db module

1 files changed, 86 insertions, 0 deletions

diff --git a/isis.php b/isis.php
new file mode 100644
index 0000000..66b3b7d
--- /dev/null
+++ b/isis.php
@@ -0,0 +1,86 @@
+<?php
+/**
+ * Database procedures.
+ */
+
+/**
+ * Schema format example.
+ */
+$schema = array(
+  'db'          => array(
+    'name'      => 'dbname',
+  ),
+  'fields'      => array(
+    'field_name'  => array(
+      'id'        => 1,
+      'size'      => 1000,
+      'format'    => 'numeric',
+      'repeat'    => TRUE,
+      'subfields' => array(
+        'a'       => 'test',
+        'b'       => 'test2',
+      ),
+    ),
+  ),
+);
+
+/**
+ * Generic interface for reading Isis databases.
+ */
+interface IsisDb {
+  // Constructor.
+  public function __construct($schema);
+
+  // Return field data for a given entry.
+  public function fields($id);
+
+  // Return subfield data for a given entry.
+  public function subfields($id);
+
+  // Read an entry.
+  public function read($id);
+
+  // Return number of rows in the database.
+  public function rows();
+}
+
+/**
+ * Malete implementation of IsisDb.
+ */
+class MaleteDb implements IsisDb {
+  var $fdt;
+  var $db;
+  var $format;
+
+  public function __construct($schema) {
+    // Save db schema.
+    $format = $schema;
+
+    // Setup $fdt used by malete.
+    foreach ($schema['fields'] as $field => $info) {
+      $fdt[$field] = $info['id'];
+    }
+
+    // Open a database connection.
+    $db = new Isis_Db($fdt, $schema['db']['name'], new Isis_Server());
+  }
+
+  public function fields($id == NULL) {
+  }
+
+  public function subfields($id == NULL) {
+  }
+
+  // TODO: put result into $schema format.
+  public function read($id) {
+    if (!is_numeric($id) {
+      return FALSE;
+    }
+    return $this->$db->read($id);
+  }
+
+  public function rows() {
+  }
+}
+
+?>