changed title and atitle to textareas and updated some comments

includes/db.inc

@@ -5,6 +5,13 @@
  */
 
 
+/**
+ * Log an ILL request
+ * @param array $request
+ *   The request sent to Relais as an array (before it is encoded as JSON)
+ * @param array $response
+ *   The response from Relais.
+ */
 function upei_roblib_ill_log_request($request, $response) {
   $time_submitted = isset($request['RequestInfo']['DateSubmitted']) ? $request['RequestInfo']['DateSubmitted'] : '';
   $relais_message = isset($response['ConfirmMessage']) ? $response['ConfirmMessage'] : $response['Problem']['Message'];

includes/doi.inc

@@ -6,7 +6,15 @@
  * all the dependancies it would require.
  */
 
-
+/**
+ * Gets the XML as crossref associated with the supplied DOI.  Updates the drupal form with the data.
+ * @param array $form
+ *   The Drupal form
+ * @param string $doi
+ *   The DOI
+ * @return array
+ *   A Drupal form with updated values.
+ */
 function upei_roblib_ill_doi_get_data($form, $doi) {
   if (empty($doi)) {
     $doi = 'Empty DOI';
@@ -34,9 +42,19 @@ function upei_roblib_ill_doi_get_data($form, $doi) {
   }
 }
 
-function upei_roblib_ill_get_xml_node($crossref_xml, $element_name) {
-  return  empty($crossref_xml->getElementsbyTagName($element_name)->item(0)) ? '' :
-    $crossref_xml->getElementsbyTagName($element_name)->item(0)->nodeValue;
+/**
+ * A convenience function for retrieving individual nodes from the Crossref XML without throwing notices.
+ *
+ * @param DomDocument $crossref_xml
+ *   The Crossref XML
+ * @param string $node_name
+ *   The node we want a value for, we are assuming the xml only has one node with the given name.
+ * @return string
+ *   Returns the value of the element
+ */
+function upei_roblib_ill_get_xml_node($crossref_xml, $node_name) {
+  return  empty($crossref_xml->getElementsbyTagName($node_name)->item(0)) ? '' :
+    $crossref_xml->getElementsbyTagName($node_name)->item(0)->nodeValue;
 }
 
 
@@ -47,7 +65,7 @@ function upei_roblib_ill_get_xml_node($crossref_xml, $element_name) {
  * @param array $form
  *   Drupal form
  * @return mixed
- *   A Drupal form
+ *   An updated Drupal form
  */
 function upei_roblib_ill_populate_form_doi($crossref_xml, $form) {
   $full_title = upei_roblib_ill_get_xml_node($crossref_xml, 'full_title');

includes/form.inc

@@ -267,7 +267,8 @@ function upei_roblib_ill_request_form($form, &$form_state) {
     '#required' => FALSE,
   );
   $form['Title'] = array(
-    '#type' => 'textfield',
+    '#type' => 'textarea',
+    '#rows' => 2,
     '#title' => t('Source Title'),
     '#default_value' => upei_roblib_ill_get_request_variable('title'),
     '#description' => 'Journal or Book Title',
@@ -275,7 +276,8 @@ function upei_roblib_ill_request_form($form, &$form_state) {
     '#required' => FALSE,
   );
   $form['ArticleTitle'] = array(
-    '#type' => 'textfield',
+    '#type' => 'textarea',
+    '#rows' => 2,
     '#title' => t('Title'),
     '#default_value' => upei_roblib_ill_get_request_variable('atitle'),
     '#description' => 'Article or Chapter Title',
@@ -411,7 +413,6 @@ function upei_roblib_ill_request_form($form, &$form_state) {
     '#type' => 'submit',
     '#value' => t('Next')
   );
-  $form_state['stage'] = 'upei_roblib_ill_auth';
   return $form;
 
 }