From bac9ab414127873b058d0b2ff3902399ef5d646f Mon Sep 17 00:00:00 2001
From: Silvio <silvio@devlet.com.br>
Date: Fri, 26 Mar 2010 18:22:33 -0300
Subject: Adding isis db module

---
 index.php |  7 ++++--
 isis.php  | 86 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 91 insertions(+), 2 deletions(-)
 create mode 100644 isis.php

diff --git a/index.php b/index.php
index 071d06d..f5a5704 100644
--- a/index.php
+++ b/index.php
@@ -177,10 +177,13 @@ include('spyc/spyc.php');
 <h3>query reading a record</h3>
 
 <?php
-    $r = $db->read(3);
+    $r = $db->read(6);
     echo "<pre>---\n", $r->toString(), "---\n</pre><br>\n";
     echo '<pre>';
-    echo print_r($r);
+    //print_r($r);
+    //print_r($r->val[8]);
+    print_r(preg_split('/\t/', $r->val[7]));
+
     echo '</pre>';
   } // end else could contact server
 ?>
diff --git a/isis.php b/isis.php
new file mode 100644
index 0000000..66b3b7d
--- /dev/null
+++ b/isis.php
@@ -0,0 +1,86 @@
+<?php
+/**
+ * Database procedures.
+ */
+
+/**
+ * Schema format example.
+ */
+$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() {
+  }
+}
+
+?>
-- 
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