'value',
'#value' => $op,
);
$form['node'] = array(
'#type' => 'value',
'#value' => $node,
);
/* Form steps */
if ($op == 'choose_destination_type') {
$type = node_type_get_name($node);
// Remember current node type, used in theme_ function
$form['current_type'] = array(
'#markup' => $type,
);
// Get available content types
$types = node_convert_return_access_node_types('to');
if ($types != FALSE) {
$key = array_search($form['current_type']['#markup'], $types);
// Delete the current content type from the list
if ($key !== FALSE) {
unset($types[$key]);
}
$options = $types;
// Populate the select with possible content types
$form['destination_type'] = array(
'#type' => 'select',
'#options' => $options,
'#title' => t("To what content type should this node be converted"),
);
}
else {
// Just used as a message, not sure if it's the best implementation
$form['destination_type'] = array(
'#markup' => t("You don't have access to any node types."),
);
}
}
elseif ($op == 'choose_destination_fields') {
// $source_fields = content_types($node->type);
// Get source type fields
$source_fields = field_info_instances('node', $node->type);
$fields_info = field_info_fields();
// In case there are no fields, just convert the node type
if (count($source_fields) == 0) {
$no_fields = TRUE;
}
// Otherwise
else {
$no_fields = FALSE;
// Get destination type fields
$dest_fields = field_info_instances('node', $form_state['storage']['destination_type']);
$i = 0;
foreach ($source_fields as $source_field_name => $source_field) {
$i++;
$options = array();
$options['discard'] = 'discard';
$options[APPEND_TO_BODY] = t('Append to body');
$options[REPLACE_BODY] = t('Replace body');
// Insert destination type fields into $options that are of the same type as the source.
foreach ($dest_fields as $dest_field_name => $dest_value) {
if ($fields_info[$source_field_name]['type'] == $fields_info[$dest_field_name]['type']) {
$options[$dest_value['field_name']] = $dest_value['field_name'];
}
}
// Remember the source fields to be converted
$form['source_field_' . $i] = array(
'#type' => 'value',
'#value' => $source_field['field_name'],
);
$form['container_' . $i] = array(
'#type' => 'container',
'#suffix' => '
'
);
// The select populated with possible destination fields for each source field
// If the destination node type has the same field as the source node type, the default value is set to it.
$form['container_' . $i]['dest_field_' . $i] = array(
'#type' => 'select',
'#options' => $options,
'#default_value' => $source_field['field_name'],
'#title' => check_plain($source_field['field_name']) . " " . t("should be inserted into"),
);
// Print the current value of the source field
$temp_value = node_convert_format_field_value($node, $fields_info[$source_field_name]);
$form['container_' . $i]['current_field_value_' . $i] = array(
'#type' => 'item',
'#markup' => '' . t("Current value is:") . " " . $temp_value . '
',
);
}
$form['number_of_fields'] = array(
'#type' => 'value',
'#value' => $i,
);
}
$form['no_fields'] = array(
'#type' => 'value',
'#value' => $no_fields,
);
$hook_options = node_convert_invoke_all('node_convert_change', array('dest_node_type' => $form_state['storage']['destination_type']), 'options');
if (!empty($hook_options)) {
$form['hook_options'] = $hook_options;
array_unshift($form['hook_options'], array('#value' => '
' . t("Also the following parameters are available:") . ''));
$form['hook_options']['#tree'] = TRUE;
}
}
if ($op != 'choose_destination_fields' && isset($types) && $types != FALSE) {
$form['submit'] = array(
'#type' => 'submit',
'#value' => t("Next"),
);
}
elseif ($op == 'choose_destination_fields') {
$form['submit'] = array(
'#type' => 'submit',
'#value' => t("Convert"),
'#weight' => 100,
);
}
return $form;
}
function node_convert_conversion_form_validate($form, &$form_state) {
if ($form_state['values']['step'] == 'choose_destination_fields') {
node_convert_invoke_all('node_convert_change', array('dest_node_type' => $form_state['storage']['destination_type'], 'form_state' => $form_state), 'options validate');
}
}
function node_convert_conversion_form_submit($form, &$form_state) {
// Remember the destination type
if ($form_state['values']['step'] == 'choose_destination_type') {
$form_state['rebuild'] = TRUE;
$form_state['storage']['destination_type'] = $form_state['values']['destination_type'];
}
elseif ($form_state['values']['step'] == 'choose_destination_fields') {
// Information needed in the convert process: nid, vid, source type, destination type
$dest_node_type = $form_state['storage']['destination_type'];
$node = $form_state['values']['node'];
$nid = $node->nid;
$no_fields = $form_state['values']['no_fields'];
$number_of_fields = $form_state['values']['number_of_fields'];
// If there are fields that can to be converted
if ($no_fields == FALSE) {
for ($i = 1; $i <= $number_of_fields; $i++) {
$source_fields[] = $form_state['values']['source_field_' . $i]; // Source fields
$dest_fields[] = $form_state['values']['dest_field_' . $i]; // Destination fields
}
}
if (!empty($form['hook_options'])) {
$hook_options = $form_state['values']['hook_options'];
}
else {
$hook_options = NULL;
}
$result = node_convert_node_convert($nid, $dest_node_type, $source_fields, $dest_fields, $no_fields, $hook_options);
// We display errors if any, or the default success message.
node_convert_messages($result, array('nid' => $nid));
// We clear the storage so redirect works
$form_state['storage'] = array();
$form_state['redirect'] = "node/" . $nid;
}
}