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<?php
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// $Id: nodecomment.views.inc,v 1.1.2.1 2008/07/22 20:38:33 sirkitree Exp $
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/**
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* @file
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* Provide views data and handlers for nodecomment.module
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*/
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/**
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* @defgroup views_nodecomment_module nodecomment.module handlers
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*
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* Includes the tables 'node', 'node_comments' and 'node_comment_statistics'.
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* @{
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*/
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/**
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* Implementation of hook_views_data()
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*/
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function nodecomment_views_data() {
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// since comments are nodes we keep with the Node group
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$data['node_comments']['table']['group'] = t('Node');
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// ----------------------------------------------------------------
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// node table -- basic table information.
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$data['node_comments']['table']['join'] = array(
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// node_comments links to node
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'node' => array(
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'left_field' => 'nid',
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'field' => 'cid',
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),
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);
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// ----------------------------------------------------------------
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// node_comments table -- fields
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$data['node_comments']['cid'] = array(
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'title' => t('Nid'),
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'help' => t('The node ID of the comment.'),
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'argument' => array(
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'handler' => 'views_handler_argument_node_nid',
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'name field' => 'title',
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'numeric' => TRUE,
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'validate type' => 'nid',
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),
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'filter' => array(
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'handler' => 'views_handler_filter_numeric',
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),
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'sort' => array(
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'handler' => 'views_handler_sort',
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),
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);
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$data['node_comments']['nid'] = array(
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'title' => t('Original Parent Nid'),
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'help' => t('The original node the comment is a reply to.'),
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'relationship' => array(
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'base' => 'node',
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'field' => 'nid',
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'handler' => 'views_handler_relationship',
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'label' => t('Node'),
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),
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);
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$data['node_comments']['pid'] = array(
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'title' => t('Parent Nid'),
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'help' => t('The node of the parent comment. Could be another comment.'),
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'field' => array(
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'handler' => 'views_handler_field',
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),
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'relationship' => array(
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'title' => t('Parent comment'),
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'help' => t('The parent comment.'),
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'base' => 'comments',
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'field' => 'cid',
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'handler' => 'views_handler_relationship',
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'label' => t('Parent comment'),
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),
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);
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$data['node_comments']['name'] = array(
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'title' => t('Author'),
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'help' => t('The name of the poster.'),
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'field' => array(
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'handler' => 'views_handler_field_username_comment',
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'click sortable' => TRUE,
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),
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'filter' => array(
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'handler' => 'views_handler_filter_string',
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),
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'sort' => array(
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'handler' => 'views_handler_sort',
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),
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'argument' => array(
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'handler' => 'views_handler_argument_string',
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),
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);
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$data['node_comments']['homepage'] = array(
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'title' => t("Author's website"),
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'help' => t("The website address of the comment's author. Can be a link. The homepage can also be linked with the Name field. Will be empty if posted by a registered user."),
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'field' => array(
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'handler' => 'views_handler_field_url',
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'click sortable' => TRUE,
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),
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'filter' => array(
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'handler' => 'views_handler_filter_string',
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),
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'sort' => array(
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'handler' => 'views_handler_sort',
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),
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'argument' => array(
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'handler' => 'views_handler_argument_string',
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),
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);
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$data['node_comments']['thread'] = array(
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'field' => array(
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'title' => t('Depth'),
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'help' => t('Display the depth of the comment if it is threaded.'),
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'handler' => 'views_handler_field_comment_depth',
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),
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'sort' => array(
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'title' => t('Thread'),
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'help' => t('Sort by the threaded order. This will keep child comments together with their parents.'),
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'handler' => 'views_handler_sort_comment_thread',
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),
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);
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// link to reply to comment
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$data['node_comments']['replyto_comment'] = array(
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'field' => array(
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'title' => t('Reply-to link'),
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'help' => t('Provide a simple link to reply to the comment.'),
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'handler' => 'views_handler_field_comment_link_reply',
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),
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);
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return $data;
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}
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/**
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* Field handler to allow linking to a user account or homepage
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*/
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class views_handler_field_username_comment extends views_handler_field {
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/**
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* Override init function to add uid and homepage fields.
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*/
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function init(&$view, &$data) {
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parent::init($view, $data);
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$this->additional_fields['uid'] = 'uid';
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$this->additional_fields['homepage'] = 'homepage';
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}
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function option_definition() {
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$options = parent::option_definition();
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$options['link_to_user'] = array('default' => 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, $form_state);
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$form['link_to_user'] = array(
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'#title' => t("Link this field to its user or an author's homepage"),
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'#type' => 'checkbox',
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'#default_value' => $this->options['link_to_user'],
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);
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}
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function render_link($data, $values) {
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$account->uid = $values->{$this->aliases['uid']};
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$account->name = $values->{$this->field_alias};
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$account->homepage = $values->{$this->aliases['homepage']};
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if (!empty($this->options['link_to_user'])) {
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return theme('username', $account);
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}
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else {
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return $data;
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}
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}
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function render($values) {
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return $this->render_link(check_plain($values->{$this->field_alias}), $values);
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}
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}
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/**
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* Field handler to display the depth of a comment
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*/
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class views_handler_field_comment_depth extends views_handler_field {
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/**
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* Work out the depth of this comment
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*/
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function render($values) {
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return count(explode('.', $values->comments_thread)) - 1;
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}
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}
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/**
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* Sort handler for ordering by thread
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*/
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class views_handler_sort_comment_thread extends views_handler_sort {
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function query() {
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$this->ensure_my_table();
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//Read comment_render() in comment.module for an explanation of the
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//thinking behind this sort.
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if ($this->options['order'] == 'DESC') {
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$this->query->add_orderby($this->table_alias, $this->real_field, $this->options['order']);
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}
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else {
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$alias = $this->table_alias . '_' . $this->real_field . 'asc';
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//@todo is this secure?
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$this->query->add_orderby(NULL, "SUBSTRING({$this->table_alias}.{$this->real_field}, 1, (LENGTH({$this->table_alias}.{$this->real_field}) - 1))", $this->options['order'], $alias);
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}
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}
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}
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/**
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* Base field handler to present a link.
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*/
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class views_handler_field_comment_link extends views_handler_field {
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function construct() {
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parent::construct();
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$this->additional_fields['cid'] = 'cid';
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$this->additional_fields['nid'] = 'nid';
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}
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function option_definition() {
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$options = parent::option_definition();
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$options['text'] = array('default' => '', 'translatable' => 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, $form_state);
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$form['text'] = array(
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'#type' => 'textfield',
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'#title' => t('Text to display'),
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'#default_value' => $this->options['text'],
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);
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}
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function query() {
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$this->ensure_my_table();
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$this->add_additional_fields();
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}
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function render($values) {
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$text = !empty($this->options['text']) ? $this->options['text'] : t('view');
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return l($text, "node/" . $values->{$this->aliases['nid']}, array('html' => TRUE, 'fragment' => "comment-" . $values->{$this->aliases['cid']}));
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}
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}
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/**
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* Field handler to present a link to delete a node.
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*/
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class views_handler_field_comment_link_reply extends views_handler_field_comment_link {
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function render($values) {
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//check for permission to reply to comments
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if (!user_access('post comments')) {
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return;
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}
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$text = !empty($this->options['text']) ? $this->options['text'] : t('reply');
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return l($text, "node/add/comment/" . $values->{$this->aliases['nid']} . '/' . $values->{$this->aliases['cid']});
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}
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}
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/**
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* Implementation of hook_views_plugins
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*/
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function nodecomment_views_plugins() {
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return array(
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'style' => array(
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'nodecomment_threaded' => array(
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'title' => t('Comments threaded'),
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'help' => t('Display the comment with a threaded comment view.'),
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'handler' => 'nodecomment_plugin_style_threaded',
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'theme' => 'nodecomment_threaded',
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'uses row plugin' => TRUE,
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'type' => 'normal',
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),
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),
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);
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}
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class nodecomment_plugin_style_threaded extends views_plugin_style {
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function render() {
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$divs = 0;
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$last_depth = 0;
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drupal_add_css(drupal_get_path('module', 'comment') .'/comment.css');
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foreach ($this->view->result as $n) {
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$node = node_load($n->nid);
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$node->depth = count(explode('.', $node->thread)) - 1;
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if ($node->depth > $last_depth) {
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$divs++;
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$output .= '<div class="indented">';
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$last_depth++;
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}
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else {
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while ($node->depth < $last_depth) {
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$divs--;
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$output .= '</div>';
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$last_depth--;
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}
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}
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$output .= node_view($node);
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}
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for ($i = 0; $i < $divs; $i++) {
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$output .= '</div>';
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}
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return $output;
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}
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}
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|
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