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<?php
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/**
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* @file
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* Themeable function callbacks for diff.module.
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*/
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/**
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* Theme function to display the revisions formular.
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*/
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function theme_diff_node_revisions($vars) {
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$form = $vars['form'];
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$output = '';
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// Overview table:
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$header = array(
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t('Revision'),
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array('data' => drupal_render($form['submit']), 'colspan' => 2),
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array('data' => t('Operations'), 'colspan' => 2),
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);
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if (isset($form['info']) && is_array($form['info'])) {
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foreach (element_children($form['info']) as $key) {
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$row = array();
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if (isset($form['operations'][$key][0])) {
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// Note: even if the commands for revert and delete are not permitted,
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// the array is not empty since we set a dummy in this case.
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$row[] = drupal_render($form['info'][$key]);
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$row[] = drupal_render($form['diff']['old'][$key]);
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$row[] = drupal_render($form['diff']['new'][$key]);
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$row[] = drupal_render($form['operations'][$key][0]);
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$row[] = drupal_render($form['operations'][$key][1]);
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$rows[] = array(
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'data' => $row,
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'class' => array('diff-revision'),
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);
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}
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else {
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// The current revision (no commands to revert or delete).
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$row[] = array(
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'data' => drupal_render($form['info'][$key]),
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'class' => array('revision-current'),
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);
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$row[] = array(
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'data' => drupal_render($form['diff']['old'][$key]),
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'class' => array('revision-current'),
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);
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$row[] = array(
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'data' => drupal_render($form['diff']['new'][$key]),
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'class' => array('revision-current'),
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);
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$revision = $form['info'][$key]['#revision'];
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if ($revision && !empty($revision->status)) {
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$message = t('This is the published revision.');
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}
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else {
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$message = t('This is the current revision.');
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}
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$row[] = array(
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'data' => '<strong>' . $message . '</strong>',
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'class' => array('revision-current'),
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'colspan' => '2',
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);
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$rows[] = array(
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'data' => $row,
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'class' => array('revision-published diff-revision'),
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);
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}
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}
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}
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$output .= theme('table__diff__revisions', array(
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'header' => $header,
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'rows' => $rows,
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'sticky' => FALSE,
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'attributes' => array('class' => array('diff-revisions')),
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));
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$output .= drupal_render_children($form);
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return $output;
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}
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/**
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* Theme function for a header line in the diff.
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*/
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function theme_diff_header_line($vars) {
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return '<strong>' . t('Line @lineno', array('@lineno' => $vars['lineno'])) . '</strong>';
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}
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/**
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* Theme function for a content line in the diff.
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*/
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function theme_diff_content_line($vars) {
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return '<div>' . $vars['line'] . '</div>';
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}
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/**
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* Theme function for an empty line in the diff.
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*/
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function theme_diff_empty_line($vars) {
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return $vars['line'];
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}
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/**
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* Theme function for inline diff form.
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*/
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function theme_diff_inline_form($vars) {
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if ($theme = variable_get('diff_theme', 'default')) {
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drupal_add_css(drupal_get_path('module', 'diff') . "/css/diff.{$theme}.css");
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}
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return drupal_render_children($vars['form']);
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}
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/**
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* Display inline diff metadata.
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*/
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function theme_diff_inline_metadata($vars) {
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if ($theme = variable_get('diff_theme', 'default')) {
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drupal_add_css(drupal_get_path('module', 'diff') . "/css/diff.{$theme}.css");
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}
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$node = $vars['node'];
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$output = "<div class='diff-inline-metadata clear-block'>";
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$output .= "<div class='diff-inline-byline'>";
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$output .= t('Updated by !name on @date', array(
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'!name' => theme('username', array('account' => user_load($node->revision_uid))),
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'@date' => format_date($node->revision_timestamp, 'small'),
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));
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$output .= "</div>";
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$output .= "<div class='diff-inline-legend clear-block'>";
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$output .= "<label>" . t('Legend') . "</label>";
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$output .= theme('diff_inline_chunk', array('text' => t('Added'), 'type' => 'add'));
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$output .= theme('diff_inline_chunk', array('text' => t('Changed'), 'type' => 'change'));
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$output .= theme('diff_inline_chunk', array('text' => t('Deleted'), 'type' => 'delete'));
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$output .= "</div>";
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$output .= "</div>";
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return $output;
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}
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/**
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* Theme a span of changed text in an inline diff display.
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*/
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function theme_diff_inline_chunk($vars) {
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switch ($vars['type']) {
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case 'add':
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return "<span class='diff-added'>{$vars['text']}</span>";
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case 'change':
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return "<span class='diff-changed'>{$vars['text']}</span>";
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case 'delete':
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return "<span class='diff-deleted'>{$vars['text']}</span>";
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default:
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return $vars['text'];
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}
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}
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