drupal_render($form['submit']), 'colspan' => 2),
array('data' => t('Operations'), 'colspan' => 2),
);
if (isset($form['info']) && is_array($form['info'])) {
foreach (element_children($form['info']) as $key) {
$row = array();
if (isset($form['operations'][$key][0])) {
// Note: even if the commands for revert and delete are not permitted,
// the array is not empty since we set a dummy in this case.
$row[] = drupal_render($form['info'][$key]);
$row[] = drupal_render($form['diff']['old'][$key]);
$row[] = drupal_render($form['diff']['new'][$key]);
$row[] = drupal_render($form['operations'][$key][0]);
$row[] = drupal_render($form['operations'][$key][1]);
$rows[] = array(
'data' => $row,
'class' => array('diff-revision'),
);
}
else {
// The current revision (no commands to revert or delete).
$row[] = array(
'data' => drupal_render($form['info'][$key]),
'class' => array('revision-current'),
);
$row[] = array(
'data' => drupal_render($form['diff']['old'][$key]),
'class' => array('revision-current'),
);
$row[] = array(
'data' => drupal_render($form['diff']['new'][$key]),
'class' => array('revision-current'),
);
$row[] = array(
'data' => t('current revision'),
'class' => array('revision-current'),
'colspan' => '2',
);
$rows[] = array(
'data' => $row,
'class' => array('error diff-revision'),
);
}
}
}
$output .= theme('table__diff__revisions', array(
'header' => $header,
'rows' => $rows,
'sticky' => FALSE,
'attributes' => array('class' => 'diff-revisions'),
));
$output .= drupal_render_children($form);
return $output;
}
/**
* Theme functions
*/
/**
* Theme function for a header line in the diff.
*/
function theme_diff_header_line($vars) {
return '' . t('Line @lineno', array('@lineno' => $vars['lineno'])) . '';
}
/**
* Theme function for a content line in the diff.
*/
function theme_diff_content_line($vars) {
return '' . $vars['line'] . '
';
}
/**
* Theme function for an empty line in the diff.
*/
function theme_diff_empty_line($vars) {
return $vars['line'];
}
/**
* Theme function for inline diff form.
*/
function theme_diff_inline_form($vars) {
if ($theme = variable_get('diff_theme', 'default')) {
drupal_add_css(drupal_get_path('module', 'diff') . "/css/diff.{$theme}.css");
}
return drupal_render_children($vars['form']);
}
/**
* Display inline diff metadata.
*/
function theme_diff_inline_metadata($vars) {
if ($theme = variable_get('diff_theme', 'default')) {
drupal_add_css(drupal_get_path('module', 'diff') . "/css/diff.{$theme}.css");
}
$node = $vars['node'];
$output = "";
return $output;
}
/**
* Theme a span of changed text in an inline diff display.
*/
function theme_diff_inline_chunk($vars) {
switch ($vars['type']) {
case 'add':
return "{$vars['text']}";
case 'change':
return "{$vars['text']}";
case 'delete':
return "{$vars['text']}";
default:
return $vars['text'];
}
}