/**
* Provide a dropdown of major revisions of an article
*/
function annowf_get_clone_dropdown($post_id)
{
$family_ids = annowf_clone_get_family($post_id);
$markup = '';
$inside = '';
if (!empty($family_ids) && is_array($family_ids)) {
// Only add this id if there are other revisions
$family_ids[] = $post_id;
// Only get articles that are published in the set of family ids
$query = new WP_Query(array('post__in' => $family_ids, 'post_status' => 'publish', 'posts_per_page' => -1, 'post_type' => 'article'));
if (!empty($query->posts)) {
$i = count($query->posts);
foreach ($query->posts as $post) {
$inside .= '<option value="' . esc_attr(get_permalink($post->ID)) . '"' . selected($post->ID, $post_id, false) . '>' . esc_html(sprintf(_x('Edition %d - ', 'revision number', 'anno'), $i) . mysql2date(get_option('date_format'), $post->post_date)) . '</option>';
$i--;
}
}
wp_reset_query();
}
if (!empty($inside)) {
$markup = '
<select id="anno-revision-selector">
<optgroup label="' . __('Revisions', 'anno') . '">
' . $inside . '
</optgroup>
</select>
<script type="text/javascript">
/* <![CDATA[ */
var dropdown = document.getElementById("anno-revision-selector");
function annoOnRevisionChange() {
if ( !!dropdown.options[dropdown.selectedIndex].value ) {
location.href = dropdown.options[dropdown.selectedIndex].value;
}
}
dropdown.onchange = annoOnRevisionChange;
/* ]]> */
</script>';
}
return $markup;
}
/**
* Text-only citation -- safe for textareas.
* Output is cached for 1 hour unless cache is invalidated by updating the post.
* @param int $post_id (optional) id of post to cite.
*/
public function get_citation($post_id = null)
{
$post_id = $this->utils->post_id_for_sure($post_id);
$cache_key = 'anno_citation_html_' . $post_id;
/* Do we already have this cached? Let's return that. */
$cache = get_transient($cache_key);
if ($cache !== false && $this->enable_caches !== false) {
return $cache;
}
/* Otherwise, let's build a cache and return it */
$site = strip_tags(get_bloginfo('name'));
$permalink = get_permalink();
$post_date = get_the_date('Y M j');
$last_modified = get_the_modified_date('Y M j');
$title = get_the_title($post_id);
$subtitle = $this->get_subtitle($post_id);
if ($title && $subtitle) {
$title = sprintf(_x('%1$s: %2$s', 'Title and subtitle as a textarea-safe string', 'anno'), $title, $subtitle);
}
$contributors = get_post_meta($post_id, '_anno_author_snapshot', true);
$contributor_is_id = false;
if (empty($contributors) || !is_array($contributors)) {
$contributors = $this->get_author_ids($post_id);
$contributor_is_id = true;
}
$names = array();
foreach ($contributors as $contributor) {
if ($contributor_is_id) {
$contributor_wp_data = get_user_by('id', $contributor);
$first = $contributor_wp_data->user_firstname;
$last = $contributor_wp_data->user_lastname;
$display_name = $contributor_wp_data->display_name;
} else {
$contributor_id = $contributor['id'];
// Test for integer ID, thus we know its not a knol ID and we can attempt to look up a WP user for fallback
if ($contributor_id == (string) intval($contributor_id)) {
$contributor_wp_data = get_user_by('id', $contributor_id);
} else {
$contributor_wp_data = false;
}
$first = $contributor['given_names'];
$last = $contributor['surname'];
$display_name = empty($author_wp_data) ? '' : $contributor_wp_data->display_name;
}
if ($first && $last) {
$first_formatted = '';
$first_words = explode(' ', $first);
foreach ($first_words as $word) {
if (is_string($word)) {
$first_formatted .= $word[0];
}
}
$name = sprintf(_x('%2$s %1$s', 'last name and first letter of firstname(s) as a textarea-safe string', 'anno'), $first_formatted, $last);
} else {
$name = $display_name;
}
if (!empty($name)) {
$names[] = $name;
}
}
$authors = implode(', ', $names);
if (function_exists('annowf_clone_get_family')) {
$family_ids = annowf_clone_get_family($post_id);
} else {
$family_ids = array();
}
$edition = 1;
if (!empty($family_ids) && is_array($family_ids)) {
// Only add this id if there are other revisions
$family_ids[] = $post_id;
// Only get articles that are published in the set of family ids
$query = new WP_Query(array('post__in' => $family_ids, 'post_status' => 'publish', 'posts_per_page' => -1, 'post_type' => 'article', 'fields' => 'ids', 'cache' => false, 'order' => 'ASC'));
if (!empty($query->posts)) {
$i = 1;
foreach ($query->posts as $query_post_id) {
if ($query_post_id == $post_id) {
$edition = $i;
}
$i++;
}
}
}
$doi = get_post_meta($post_id, '_anno_doi', true);
$doi_str = '';
if (!empty($doi)) {
// Intentionally not i18n, doi is not translatable and inserted into another i18n
$doi_str = 'doi: ' . $doi . '.';
}
$citation = sprintf(_x('%1$s. %2$s. %4$s. %5$s [last modified: %6$s]. Edition %3$s. %7$s', 'Citation format', 'anno'), $authors, $title, $edition, $site, $post_date, $last_modified, $doi_str);
set_transient($cache_key, $citation, 60 * 60);
// Cache for 1 hour.
return $citation;
}
