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@@ -133,6 +133,205 @@ function chado_node_get_base_table($content_type, $module = FALSE) {
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}
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+/**
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+ * @section
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+ * Common Functionality for Properties, Dbxrefs and relationships chado node API
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+ */
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+
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+/**
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+ * Validate the Triggering element from a node form.
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+ *
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+ * We are going to inspect the post to determine what PHP knows is the triggering
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+ * element and if it doesn't agree with Drupal then we are actually going to
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+ * change it in Drupal.
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+ *
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+ * This fixes an obscure bug triggered when a property is added and then
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+ * a relationship removed, Drupal thinks the first property remove button was
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+ * clicked and instead removes a property (not a relationship) and renders the new
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+ * property table in the relationship table page space.
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+ *
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+ * NOTE: Many Drupal issues state that this problem is solved if the #name
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+ * of the button is unique (which it is in our case) but we are still experiencing
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+ * incorrectly determined triggering elements so we need to handle it ourselves.
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+ */
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+function chado_validate_node_form_triggering_element($form, &$form_state) {
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+
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+ // We are going to inspect the post to determine what PHP knows is the triggering
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+ // element and if it doesn't agree with Drupal then we are actually going to
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+ // change it in Drupal.
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+ if ($_POST['_triggering_element_name'] != $form_state['triggering_element']['#name']) {
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+ $form_state['triggering_element']['#name'] = $_POST['_triggering_element_name'];
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+ }
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+
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+}
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+
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+/**
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+ * Validate Adding Subtables entries from the node forms.
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+ * Supported subtables: Properties, Relationships, Additional DBxrefs.
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+ *
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+ * @param array $form
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+ * @param array $form_state
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+ */
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+function chado_add_node_form_subtables_add_button_validate($form, &$form_state) {
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+
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+ // Based on triggering element call the correct validation function
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+ // ASUMPTION #1: each of the buttons must have property, dbxref or relationship
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+ // as the first part of the #name to uniquely identify the subsection.
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+ if (preg_match('/^([a-z]+).*/', $form_state['triggering_element']['#name'], $matches)) {
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+ $subsection = $matches[1];
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+
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+ switch($subsection) {
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+ case 'properties':
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+ chado_add_node_form_properties_add_button_validate($form, $form_state);
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+ break;
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+ case 'dbxrefs':
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+ chado_add_node_form_dbxrefs_add_button_validate($form, $form_state);
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+ break;
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+ case 'relationships':
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+ chado_add_node_form_relationships_add_button_validate($form, $form_state);
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+ break;
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+ }
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+ }
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+}
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+
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+/**
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+ * Add subtable entries to the node forms.
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+ * Supported subtables: Properties, Relationships, Additional DBxrefs.
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+ *
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+ * @param array $form
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+ * @param array $form_state
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+ */
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+function chado_add_node_form_subtables_add_button_submit($form, &$form_state) {
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+
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+ // Based on triggering element call the correct submit function
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+ // ASUMPTION #1: each of the buttons must have properties, dbxrefs or relationships
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+ // as the first part of the #name to uniquely identify the subsection.
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+ if (preg_match('/^([a-z]+).*/', $form_state['triggering_element']['#name'], $matches)) {
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+ $subsection = $matches[1];
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+
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+ switch($subsection) {
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+ case 'properties':
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+ chado_add_node_form_properties_add_button_submit($form, $form_state);
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+ break;
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+ case 'dbxrefs':
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+ chado_add_node_form_dbxrefs_add_button_submit($form, $form_state);
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+ break;
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+ case 'relationships':
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+ chado_add_node_form_relationships_add_button_submit($form, $form_state);
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+ break;
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+ }
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+ }
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+
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+ // This is needed to ensure the form builder function is called for the node
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+ // form in order for any of these changes to be seen.
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+ $form_state['rebuild'] = TRUE;
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+}
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+
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+/**
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+ * Validate Removing Subtables entries from the node forms.
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+ * Supported subtables: Properties, Relationships, Additional DBxrefs.
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+ *
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+ * Since Removing isn't associated with any user input the only thing we
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+ * need to validate is that Drupal has determined the triggering element correctly.
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+ * That said, we will call each subtables associated validate function just incase
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+ * there is some case-specific validation we do not know of or have not anticipated.
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+ *
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+ * @param array $form
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+ * @param array $form_state
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+ */
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+function chado_add_node_form_subtables_remove_button_validate($form, &$form_state) {
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+
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+ // We need to validate the trigerring element since Drupal has known
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+ // issues determining this correctly when there are multiple buttons
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+ // with the same label.
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+ chado_validate_node_form_triggering_element($form, $form_state);
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+
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+ // Based on triggering element call the correct validation function
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+ // ASUMPTION #1: each of the buttons must have property, dbxref or relationship
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+ // as the first part of the #name to uniquely identify the subsection.
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+ if (preg_match('/^([a-z]+).*/', $form_state['triggering_element']['#name'], $matches)) {
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+ $subsection = $matches[1];
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+
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+ switch($subsection) {
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+ case 'properties':
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+ chado_add_node_form_properties_remove_button_validate($form, $form_state);
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+ break;
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+ case 'dbxrefs':
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+ chado_add_node_form_dbxrefs_remove_button_validate($form, $form_state);
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+ break;
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+ case 'relationships':
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+ chado_add_node_form_relationships_remove_button_validate($form, $form_state);
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+ break;
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+ }
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+ }
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+}
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+
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+/**
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+ * Remove subtable entries to the node forms.
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+ * Supported subtables: Properties, Relationships, Additional DBxrefs.
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+ *
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+ * @param array $form
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+ * @param array $form_state
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+ */
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+function chado_add_node_form_subtables_remove_button_submit($form, &$form_state) {
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+
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+ // Based on triggering element call the correct submit function
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+ // ASUMPTION #1: each of the buttons must have properties, dbxrefs or relationships
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+ // as the first part of the #name to uniquely identify the subsection.
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+ if (preg_match('/^([a-z]+).*/', $form_state['triggering_element']['#name'], $matches)) {
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+ $subsection = $matches[1];
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+
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+ switch($subsection) {
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+ case 'properties':
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+ chado_add_node_form_properties_remove_button_submit($form, $form_state);
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+ break;
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+ case 'dbxrefs':
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+ chado_add_node_form_dbxrefs_remove_button_submit($form, $form_state);
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+ break;
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+ case 'relationships':
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+ chado_add_node_form_relationships_remove_button_submit($form, $form_state);
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+ break;
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+ }
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+ }
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+
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+ // This is needed to ensure the form builder function is called for the node
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+ // form in order for any of these changes to be seen.
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+ $form_state['rebuild'] = TRUE;
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+}
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+
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+/**
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+ * Ajax function which returns the section of the form to be re-rendered
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+ * for either the properties, dbxref or relationship sub-sections.
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+ *
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+ * @ingroup tripal_core
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+ */
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+function chado_add_node_form_subtable_ajax_update($form, &$form_state) {
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+
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+ // We need to validate the trigerring element since Drupal has known
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+ // issues determining this correctly when there are multiple buttons
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+ // with the same label.
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+ chado_validate_node_form_triggering_element($form, $form_state);
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+
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+ // Based on triggering element render the correct part of the form.
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+ // ASUMPTION: each of the buttons must have property, dbxref or relationship
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+ // as the first part of the #name to uniquely identify the subsection.
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+ if (preg_match('/^([a-z]+).*/', $form_state['triggering_element']['#name'], $matches)) {
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+ $subsection = $matches[1];
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+
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+ switch($subsection) {
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+ case 'properties':
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+ return $form['properties']['property_table'];
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+ break;
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+ case 'dbxrefs':
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+ return $form['addtl_dbxrefs']['dbxref_table'];
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+ break;
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+ case 'relationships':
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+ return $form['relationships']['relationship_table'];
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+ break;
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+ }
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+ }
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+}
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+
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/**
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* @section
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* Sync Form
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Lacey Sanderson