Issue #1266714: Add initial traces of Rules integration.

fillpdf.module

@@ -532,6 +532,17 @@ function fillpdf_merge_pdf($fid, $nids = NULL, $webform_arr = NULL, $sample = NU
   drupal_exit();
 }
 
+/**
+ * Implementation of fillpdf_merge_pre_handle().
+ * Set up the data then invoke the Rules event.
+ */
+function fillpdf_fillpdf_merge_pre_handle($fillpdf) {
+  // @todo: Implement module_invoke_all() call in fillpdf_merge_pdf at
+  // appropriate place and implement Rules event invocation here.
+
+  rules_invoke_event('fillpdf_merge_pre_handle', $fillpdf);
+}
+
 /**
  * Make sure the user has access to data they want to populate the PDF
  */

fillpdf.rules.inc

+<?php
+/**
+ * @file fillpdf.rules.inc
+ *
+ * Come on, you know what this is for! It's in the name!
+ * (But if you don't - it's for Rules integration.)
+ */
+
+/**
+ * *************
+ * *Rules hooks*
+ * *************
+ */
+
+
+/**
+ * Implements hook_rules_data_info().
+ * @todo: Define the fillpdf data structure.
+ *   See http://drupal.org/node/905632
+ */
+function fillpdf_rules_data_info() {
+  return array();
+}
+
+/**
+ * Implements hook_rules_event_info().
+ * @todo: Define the "Fill PDF has filled the PDF" event
+ * @todo: Define the following events:
+ *   - Fill PDF is about to prepare PDF-filling data (fillpdf_merge_pre_merge)
+ *   - Fill PDF is ready to fill the PDF (fillpdf_merge_fields_alter)
+ */
+function fillpdf_rules_event_info() {
+  $defaults = array(
+    'group' => t('Fill PDF'),
+    'module' => 'fillpdf',
+  );
+  return array(
+    'fillpdf_pre_handle' => $defaults + array(
+      'label' => t('Filled PDF is about to be handled'),
+      'variables' => array(
+        'fillpdf' => array('type' => 'fillpdf', 'label' => 'Fill PDF metadata'),
+      ),
+    )
+  );;
+}
+
+/**
+ * Implements hook_rules_action_info().
+ * @todo: Define the following actions:
+ *   - Fill a PDF
+ *   - Send PDF to user's browser
+ *   - Save PDF to a file
+ *   - Perform the default action on the PDF
+ */
+function fillpdf_rules_action_info() {
+  // @todo: Define the "Save PDF to a file" rule
+  return array();
+}
+
+/**
+ * Implements hook_rules_condition_info().
+ * @todo: Define the following conditions:
+ *   - A node is being filled
+ *   - A Webform is being filled
+ */
+function fillpdf_rules_condition_info() {
+
+}
+
+/**
+ * Implements hook_default_rules_configuration().
+ */
+function fillpdf_rules_default_rules_configuration() {
+  $default_rules = array();
+  // @todo: Export the default rule once I create it via the UI and copy the
+  // code here.
+
+  // For attachment-based rules
+  if (module_exists('mimemail')) {
+
+  }
+  return $default_rules;
+}
+
+/**
+ * *****************
+ * *Rules callbacks*
+ * *****************
+ */
+
+// @todo: Write these.
+