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<?php
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// $Id: simpleviews.pages.inc,v 1.1 2008/09/25 22:08:09 eaton Exp $
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/**
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* Build the overview form.
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*
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* Loads all items and builds an overview form with weight elements for each
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* item.
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*
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* @ingroup forms
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* @see _simpleviews_overview_item_field()
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* @see simpleviews_overview_form_submit()
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* @see theme_simpleviews_overview_form()
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*/
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function simpleviews_overview_form(&$form_state) {
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$results = db_query("SELECT * FROM {simpleviews}");
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$items = array();
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while ($item = db_fetch_array($results)) {
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$items[$item['svid']] = $item;
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}
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$form['items']['#tree'] = TRUE;
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foreach ($items as $svid => $item) {
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$form['items'][$svid] = _simpleviews_overview_item_field($item);
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}
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return $form;
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}
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/**
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* Build the overview form fields for a single item.
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*
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* @see simpleviews_overview_form()
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*/
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function _simpleviews_overview_item_field($item) {
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$form['svid'] = array(
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'#type' => 'hidden',
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'#value' => $item['svid'],
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);
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$form['title'] = array(
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'#type' => 'markup',
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'#value' => check_plain($item['title']),
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);
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$form['path'] = array(
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'#type' => 'markup',
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'#value' => l($item['path'], $item['path']),
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);
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$path = drupal_get_path('module', 'simpleviews') . '/images/';
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$links[] = array(
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'title' => theme('image', $path . 'text-editor.png', t('Edit')),
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'href' => 'admin/build/simpleviews/' . $item['svid'] . '/edit',
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'html' => TRUE,
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);
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$links[] = array(
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'title' => theme('image', $path . 'edit-delete.png', t('Delete')),
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'href' => 'admin/build/simpleviews/' . $item['svid'] . '/delete',
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'html' => TRUE,
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);
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$form['operations'] = array(
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'#type' => 'markup',
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'#value' => theme('links', $links),
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);
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return $form;
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}
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/**
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* Theme the overview form.
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*
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* Arranges items in a table.
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*
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* @ingroup themeable
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* @ingroup forms
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* @see simpleviews_overview_form()
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*/
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function theme_simpleviews_overview_form($form) {
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$rows = array();
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foreach (element_children($form['items']) as $key) {
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$row = array();
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// Render the hidden 'item id' field and the title of the item into the
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// same column of the row.
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$row[] = drupal_render($form['items'][$key]['svid']) . drupal_render($form['items'][$key]['title']);
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$row[] = drupal_render($form['items'][$key]['path']);
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$row[] = drupal_render($form['items'][$key]['operations']);
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$rows[] = $row;
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}
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// If there were no items found, note the fact so users don't get confused
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// by a completely empty table.
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if (count($rows) == 0) {
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$rows[] = array(array('data' => t('No items have been added.'), 'colspan' => 3));
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}
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// Render a list of header titles, and our array of rows, into a table. Even
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// we've already rendered all of our items, we always call drupal_render()
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// on the form itself after we're done, so hidden security fields and other
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// elements (like buttons) will appear properly at the bottom of the form.
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$header = array(t('Title'), t('Path'), t('Operations'));
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$output = theme('table', $header, $rows);
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$output .= drupal_render($form);
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return $output;
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}
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/* Individual item editing form */
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/**
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* Build the record editing form.
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*
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* If a record is passed in, an edit form with both Save and Delete buttons will
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* be built. Otherwise, a blank 'add new record' form, without the Delete button,
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* will be built.
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*
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* @ingroup forms
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* @see simpleviews_form_submit()
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* @see simpleviews_form_delete()
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*/
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function simpleviews_form(&$form_state, $simpleview = array()) {
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$form['simpleview'] = _simpleviews_form($simpleview);
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$form['buttons']['submit'] = array(
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'#type' => 'submit',
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'#value' => t('Submit'),
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);
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// Only show the delete button if we already have an ID. Set the delete
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// button's submit handler to a custom function that should only fire if
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// this button is clicked. In all other cases, the form will fall back to
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// the default $form_id_submit() function.
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if (!empty($simpleview['svid'])) {
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$form['buttons']['delete'] = array(
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'#type' => 'submit',
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'#value' => t('Delete'),
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'#submit' => array('simpleviews_form_delete'),
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);
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}
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return $form;
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}
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/**
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* Build the record editing chunk, in a reusable fashion.
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*/
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function _simpleviews_form($simpleview = array()) {
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$simpleview += simpleviews_default_data();
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// We theme this explicitly, rather than overriding the entire form,
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// so that modules re-use this chunk of form to on their own pages and still
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// get the proper formatting.
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$form['#theme'] = 'simpleviews_edit_form';
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if (!empty($simpleview['svid'])) {
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$form['svid'] = array(
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'#type' => 'value',
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'#value' => $simpleview['svid'],
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);
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}
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$form['title'] = array(
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'#type' => 'textfield',
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'#title' => t('Title'),
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'#required' => TRUE,
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'#default_value' => $simpleview['title'],
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);
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$form['path'] = array(
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'#type' => 'textfield',
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'#title' => t('Path'),
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'#required' => TRUE,
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'#default_value' => $simpleview['path'],
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);
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$form['filter'] = array(
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'#type' => 'select',
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'#title' => t('Display'),
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'#options' => array(
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'all' => t('All posts'),
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),
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'#required' => TRUE,
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'#default_value' => $simpleview['filter'],
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);
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foreach (node_get_types('names') as $type => $name) {
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$form['filter']['#options']['node:'. $type] = t('!type posts', array('!type' => $name));
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}
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$form['sort'] = array(
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'#type' => 'select',
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'#title' => t('Sorted'),
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'#options' => array(
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'newest' => t('Newest first'),
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'oldest' => t('Oldest first'),
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'a-z' => t('By title'),
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),
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'#required' => TRUE,
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'#default_value' => $simpleview['sort'],
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);
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if (module_exists('statistics')) {
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$form['sort']['#options']['popular'] = t('By number of hits');
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}
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if (module_exists('votingapi')) {
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$form['sort']['#options']['top-rated'] = t('By rating');
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}
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$form['style'] = array(
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'#type' => 'select',
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'#title' => t('As a'),
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'#options' => array(
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'full' => t('List of full posts'),
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'teasers' => t('List of teasers'),
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'titles' => t('List of titles'),
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//'grid' => t('Grid of thumbnails'),
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),
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'#required' => TRUE,
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'#default_value' => $simpleview['style'],
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);
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$form['argument']['#element_validate'] = array('simpleviews_preprocess_arg_element');
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$form['argument']['arg_toggle'] = array(
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'#type' => 'checkbox',
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'#title' => t('Let visitors filter the page'),
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'#default_value' => !empty($simpleview['argument']),
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);
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$form['argument']['argument'] = array(
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'#type' => 'select',
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'#title' => t('By'),
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'#required' => TRUE,
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'#options' => array(
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'date' => t('The date posts were written'),
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'author' => t('The author of the post'),
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),
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'#default_value' => $simpleview['argument'],
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);
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foreach (taxonomy_get_vocabularies() as $key => $vocab) {
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$form['argument']['argument']['#options']['term:' . $vocab->vid] = "The post's $vocab->name";
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}
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$form['rss'] = array(
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'#type' => 'checkbox',
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'#title' => t('Add an RSS feed'),
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'#default_value' => $simpleview['rss'],
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);
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$form['block'] = array(
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'#type' => 'checkbox',
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'#title' => t('Create a sidebar widget'),
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'#default_value' => $simpleview['rss'],
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);
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drupal_alter('simpleview_reusable_form', $form, $simpleview);
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return $form;
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}
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/**
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* A slightly unholy hack to preserve the behavior of the 'filter' checkbox
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* even though we never store it explicitly.
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*/
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function simpleviews_preprocess_arg_element(&$element, &$form_state) {
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if (empty($element['arg_toggle']['#value'])) {
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$key = $element['argument']['#name'];
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$form_state['values'][$key] = '';
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}
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}
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/**
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* Simple theme wrapper for the simpleview edit form, adds CSS and JS.
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*/
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function theme_simpleviews_edit_form($form) {
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drupal_add_css(drupal_get_path('module', 'simpleviews') . '/simpleviews.css');
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drupal_add_js(drupal_get_path('module', 'simpleviews') . '/simpleviews.js');
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$extra = empty($form['argument']['argument']['#default_value']) ? ' class="js-hide"' : '';
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$form['argument']['argument']['#prefix'] = '<div id="simpleviews-arg-wrapper"' . $extra . '>';
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$form['argument']['argument']['#suffix'] = '</div>';
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$output .= '<div id="simpleviews-elements">' . drupal_render($form) . '</div>';
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return $output;
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}
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/**
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* General submit handler for the add/edit form.
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*
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* Simply passes incoming form values on to the module's CRUD save function,
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* then redirects to the overview form.
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*
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* @ingroup formapi
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* @see simpleviews_form()
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*/
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function simpleviews_form_submit($form, &$form_state) {
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$item = $form_state['values'];
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simpleviews_item_save($item);
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views_flush_caches();
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$form_state['redirect'] = 'admin/build/simpleviews';
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}
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/**
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* Delete button submit handler for the add/edit form.
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*
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* Redirects to the 'delete item' confirmation page without performing any
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* operations.
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*
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* @ingroup formapi
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* @see simpleviews_form()
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*/
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function simpleviews_form_delete($form, &$form_state) {
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$form_state['redirect'] = 'admin/build/simpleviews/' . $form_state['values']['svid'] . '/delete';
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}
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/**
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* Build the delete confirmation form.
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*
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* A simple wrapper around Drupal's core confirm_form() function. Adds a value
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* field to store the ID of the item being deleted.
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*
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* @ingroup forms
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* @see simpleviews_delete_confirm_submit()
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* @see confirm_form()
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*/
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function simpleviews_delete_confirm(&$form_state, $item) {
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$form['svid'] = array(
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'#type' => 'value',
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'#value' => $item['svid'],
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);
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return confirm_form($form,
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t('Are you sure you want to delete %title?', array('%title' => $item['title'])),
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isset($_GET['destination']) ? $_GET['destination'] : 'admin/build/simpleviews',
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t('This action cannot be undone.'),
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t('Delete'),
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t('Cancel')
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);
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}
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/**
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* General submit handler for the delete confirmation form.
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*
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* Core's confirm_form() function adds the 'confirm' value element we check
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* against to ensure the form was properly submitted. If it's there, delete
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* the item and redirect to the overview form.
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*
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* @ingroup formapi
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* @see simpleviews_form()
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*/
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function simpleviews_delete_confirm_submit($form, &$form_state) {
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if ($form_state['values']['confirm']) {
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simpleviews_item_delete($form_state['values']['svid']);
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drupal_set_message(t('Your item was deleted.'));
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}
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$form_state['redirect'] = 'admin/build/simpleviews';
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}
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