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<?php
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/**
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* @file
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* Definition of views_handler_field_history_user_timestamp.
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*/
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/**
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* Field handler to display the marker for new content.
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*
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* The handler is named history_user, because of compability reasons, the table
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* is history.
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*
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* @ingroup views_field_handlers
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*/
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class views_handler_field_history_user_timestamp extends views_handler_field_node {
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function init(&$view, &$options) {
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parent::init($view, $options);
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global $user;
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if ($user->uid) {
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$this->additional_fields['created'] = array('table' => 'node', 'field' => 'created');
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$this->additional_fields['changed'] = array('table' => 'node', 'field' => 'changed');
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if (module_exists('comment') && !empty($this->options['comments'])) {
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$this->additional_fields['last_comment'] = array('table' => 'node_comment_statistics', 'field' => 'last_comment_timestamp');
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}
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}
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}
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function option_definition() {
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$options = parent::option_definition();
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$options['comments'] = array('default' => FALSE, 'bool' => TRUE);
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return $options;
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}
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function options_form(&$form, &$form_state) {
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parent::options_form($form, $form_state);
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if (module_exists('comment')) {
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$form['comments'] = array(
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'#type' => 'checkbox',
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'#title' => t('Check for new comments as well'),
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'#default_value' => !empty($this->options['comments']),
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'#fieldset' => 'more',
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);
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}
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}
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function query() {
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// Only add ourselves to the query if logged in.
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global $user;
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if (!$user->uid) {
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return;
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}
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parent::query();
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}
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function render($values) {
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// Let's default to 'read' state.
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// This code shadows node_mark, but it reads from the db directly and
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// we already have that info.
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$mark = MARK_READ;
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global $user;
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if ($user->uid) {
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$last_read = $this->get_value($values);
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$changed = $this->get_value($values, 'changed');
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$last_comment = module_exists('comment') && !empty($this->options['comments']) ? $this->get_value($values, 'last_comment') : 0;
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if (!$last_read && $changed > NODE_NEW_LIMIT) {
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$mark = MARK_NEW;
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}
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elseif ($changed > $last_read && $changed > NODE_NEW_LIMIT) {
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$mark = MARK_UPDATED;
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}
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elseif ($last_comment > $last_read && $last_comment > NODE_NEW_LIMIT) {
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$mark = MARK_UPDATED;
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}
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return $this->render_link(theme('mark', array('type' => $mark)), $values);
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}
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}
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}
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