Club Drupal

<?php

/**

 * Implements hook_css_alter().

 * @TODO: Once http://drupal.org/node/901062 is resolved, determine whether

 * this can be implemented in the .info file instead.

 *

 * Omitted:

 * - color.css

 * - contextual.css

 * - dashboard.css

 * - field_ui.css

 * - image.css

 * - locale.css

 * - shortcut.css

 * - simpletest.css

 * - toolbar.css

 */

function tao_css_alter(&$css) {

  $exclude = array(

    'misc/vertical-tabs.css' => FALSE,

    'modules/aggregator/aggregator.css' => FALSE,

    'modules/block/block.css' => FALSE,

    'modules/book/book.css' => FALSE,

    'modules/comment/comment.css' => FALSE,

    'modules/dblog/dblog.css' => FALSE,

    'modules/file/file.css' => FALSE,

    'modules/filter/filter.css' => FALSE,

    'modules/forum/forum.css' => FALSE,

    'modules/help/help.css' => FALSE,

    'modules/menu/menu.css' => FALSE,

    'modules/node/node.css' => FALSE,

    'modules/openid/openid.css' => FALSE,

    'modules/poll/poll.css' => FALSE,

    'modules/profile/profile.css' => FALSE,

    'modules/search/search.css' => FALSE,

    'modules/statistics/statistics.css' => FALSE,

    'modules/syslog/syslog.css' => FALSE,

    'modules/system/admin.css' => FALSE,

    'modules/system/maintenance.css' => FALSE,

    'modules/system/system.css' => FALSE,

    'modules/system/system.admin.css' => FALSE,

    'modules/system/system.base.css' => FALSE,

    'modules/system/system.maintenance.css' => FALSE,

    'modules/system/system.menus.css' => FALSE,

    'modules/system/system.theme.css' => FALSE,

    'modules/taxonomy/taxonomy.css' => FALSE,

    'modules/tracker/tracker.css' => FALSE,

    'modules/update/update.css' => FALSE,

    'modules/user/user.css' => FALSE,

  );

  $css = array_diff_key($css, $exclude);

}

/**

 * Implementation of hook_theme().

 */

function tao_theme() {

  $items = array();

  // Consolidate a variety of theme functions under a single template type.

  $items['block'] = array(

    'arguments' => array('block' => NULL),

    'template' => 'object',

    'path' => drupal_get_path('theme', 'tao') .'/templates',

  );

  $items['comment'] = array(

    'arguments' => array('comment' => NULL, 'node' => NULL, 'links' => array()),

    'template' => 'object',

    'path' => drupal_get_path('theme', 'tao') .'/templates',

  );

  $items['node'] = array(

    'arguments' => array('node' => NULL, 'teaser' => FALSE, 'page' => FALSE),

    'template' => 'node',

    'path' => drupal_get_path('theme', 'tao') .'/templates',

  );

  $items['fieldset'] = array(

    'arguments' => array('element' => array()),

    'template' => 'fieldset',

    'path' => drupal_get_path('theme', 'tao') .'/templates',

  );

  // Split out pager list into separate theme function.

  $items['pager_list'] = array('arguments' => array(

    'tags' => array(),

    'limit' => 10,

    'element' => 0,

    'parameters' => array(),

    'quantity' => 9,

  ));

  return $items;

}

/**

 * Preprocess functions ===============================================

 */

function tao_preprocess_html(&$vars) {

  $vars['classes_array'][] = 'tao';

  // Add IE from theme file.

  $tao_path = drupal_get_path('theme', 'tao');

  $info = drupal_parse_info_file($tao_path.'/tao.info');

  $ie = $info['stylesheets']['ie'];

  foreach ($ie as $key => $value) {

    drupal_add_css(

      $tao_path.'/'.$value,

      array(

        'browsers' => array(

          'IE' => $key,

          '!IE' => FALSE

        )

      )

    );

  }

}

/**

 * Implementation of preprocess_page().

 */

function tao_preprocess_page(&$vars) {

  // Split primary and secondary local tasks

  $vars['primary_local_tasks'] = menu_primary_local_tasks();

  $vars['secondary_local_tasks'] = menu_secondary_local_tasks();

  // Link site name to frontpage

  $vars['site_name'] = l($vars['site_name'], '<front>');

}

/**

 * Implementation of preprocess_block().

 */

function tao_preprocess_block(&$vars) {

  $vars['hook'] = 'block';

  $vars['attributes_array']['id'] = $vars['block_html_id'];

  $vars['attributes_array']['class'] = $vars['classes_array'];

  $vars['title_attributes_array']['class'][] = $vars['hook'] . '-title';

  $vars['title_attributes_array']['class'][] = 'clearfix';

  $vars['content_attributes_array']['class'][] = $vars['hook'] . '-content';

  $vars['content_attributes_array']['class'][] = 'clearfix';

  if ($vars['block']->module == 'block') {

    $vars['content_attributes_array']['class'][] = 'prose';

  }

  $vars['title'] = !empty($vars['block']->subject) ? $vars['block']->subject : '';

  // In D7 the page content may be served as a block. Replace the generic

  // 'block' class from the page content with a more specific class that can

  // be used to distinguish this block from others.

  // Subthemes can easily override this behavior in an implementation of

  // preprocess_block().

  if ($vars['block']->module === 'system' && $vars['block']->delta === 'main') {

    $vars['classes_array'] = array_diff($vars['classes_array'], array('block'));

    $vars['classes_array'][] = 'block-page-content';

  }

}

/**

 * Implementation of preprocess_node().

 */

function tao_preprocess_node(&$vars) {

  $vars['hook'] = 'node';

  $vars['classes_array'][] = 'clearfix';

  $vars['attributes_array']['id'] = "node-{$vars['node']->nid}";

  $vars['title_attributes_array']['class'][] = $vars['hook'] . '-title';

  $vars['title_attributes_array']['class'][] = 'clearfix';

  $vars['content_attributes_array']['class'][] = $vars['hook'] . '-content';

  $vars['content_attributes_array']['class'][] = 'clearfix';

  $vars['content_attributes_array']['class'][] = 'prose';

  if (isset($vars['content']['links'])) {

    $vars['links'] = $vars['content']['links'];

    unset($vars['content']['links']);

  }

  if (isset($vars['content']['comments'])) {

    $vars['post_object']['comments'] = $vars['content']['comments'];

    unset($vars['content']['comments']);

  }

  if ($vars['display_submitted']) {

    $vars['submitted'] = t('Submitted by !username on !datetime', array(

      '!username' => $vars['name'],

      '!datetime' => $vars['date'],

    ));

  }

}

/**

 * Implementation of preprocess_comment().

 */

function tao_preprocess_comment(&$vars) {

  $vars['hook'] = 'comment';

  $vars['classes_array'][] = 'clearfix';

  $vars['title_attributes_array']['class'][] = $vars['hook'] . '-title';

  $vars['title_attributes_array']['class'][] = 'clearfix';

  $vars['content_attributes_array']['class'][] = $vars['hook'] . '-content';

  $vars['content_attributes_array']['class'][] = 'clearfix';

  $vars['submitted'] = t('Submitted by !username on !datetime', array(

    '!username' => $vars['author'],

    '!datetime' => $vars['created'],

  ));

  if (isset($vars['content']['links'])) {

    $vars['links'] = $vars['content']['links'];

    unset($vars['content']['links']);

  }

}

/**

 * Implementation of preprocess_fieldset().

 */

function tao_preprocess_fieldset(&$vars) {

  $element = $vars['element'];

  _form_set_class($element, array('form-wrapper'));

  $vars['attributes'] = isset($element['#attributes']) ? $element['#attributes'] : array();

  $vars['attributes']['class'][] = 'fieldset';

  if (!empty($element['#title'])) {

    $vars['attributes']['class'][] = 'titled';

  }

  if (!empty($element['#id'])) {

    if (!empty($element["#attributes"]["id"])) {

      $vars['attributes']['id'] = $element["#attributes"]["id"];

    } else {

      $vars['attributes']['id'] = $element['#id'];

    }

  }

  $description = !empty($element['#description']) ? "<div class='description'>{$element['#description']}</div>" : '';

  $children = !empty($element['#children']) ? $element['#children'] : '';

  $value = !empty($element['#value']) ? $element['#value'] : '';

  $vars['content'] = $description . $children . $value;

  $vars['title'] = !empty($element['#title']) ? $element['#title'] : '';

  $vars['hook'] = 'fieldset';

}

/**

 * Implementation of preprocess_field().

 */

function tao_preprocess_field(&$vars) {

  // Add prose class to long text fields.

  if ($vars['element']['#field_type'] === 'text_with_summary') {

    $vars['classes_array'][] = 'prose';

  }

}

/**

 * Function overrides =================================================

 */

/**

 * Override of theme('textarea').

 * Deprecate misc/textarea.js in favor of using the 'resize' CSS3 property.

 */

function tao_textarea($vars) {

  $element = $vars['element'];

  $element['#attributes']['name'] = $element['#name'];

  $element['#attributes']['id'] = $element['#id'];

  $element['#attributes']['cols'] = $element['#cols'];

  $element['#attributes']['rows'] = $element['#rows'];

  _form_set_class($element, array('form-textarea'));

  $wrapper_attributes = array(

    'class' => array('form-textarea-wrapper'),

  );

  // Add resizable behavior.

  if (!empty($element['#resizable'])) {

    $wrapper_attributes['class'][] = 'resizable';

  }

  $output = '<div' . drupal_attributes($wrapper_attributes) . '>';

  $output .= '<textarea' . drupal_attributes($element['#attributes']) . '>' . check_plain($element['#value']) . '</textarea>';

  $output .= '</div>';

  return $output;

}

/**

 * Override of theme_pager().

 * Easily one of the most obnoxious theming jobs in Drupal core.

 * Goals: consolidate functionality into less than 5 functions and

 * ensure the markup will not conflict with major other styles

 * (theme_item_list() in particular).

 */

function tao_pager($vars) {

  $tags = $vars['tags'];

  $element = $vars['element'];

  $parameters = $vars['parameters'];

  $quantity = $vars['quantity'];

  $pager_list = theme('pager_list', $vars);

  $links = array();

  $links['pager-first'] = theme('pager_first', array(

    'text' => (isset($tags[0]) ? $tags[0] : t('First')),

    'element' => $element,

    'parameters' => $parameters

  ));

  $links['pager-previous'] = theme('pager_previous', array(

    'text' => (isset($tags[1]) ? $tags[1] : t('Prev')),

    'element' => $element,

    'interval' => 1,

    'parameters' => $parameters

  ));

  $links['pager-next'] = theme('pager_next', array(

    'text' => (isset($tags[3]) ? $tags[3] : t('Next')),

    'element' => $element,

    'interval' => 1,

    'parameters' => $parameters

  ));

  $links['pager-last'] = theme('pager_last', array(

    'text' => (isset($tags[4]) ? $tags[4] : t('Last')),

    'element' => $element,

    'parameters' => $parameters

  ));

  $links = array_filter($links);

  $pager_links = theme('links', array(

    'links' => $links,

    'attributes' => array('class' => 'links pager pager-links')

  ));

  if ($pager_list) {

    return '<div class="pager clearfix">' . $pager_list . ' ' . $pager_links . '</div>';

  }

}

/**

 * Split out page list generation into its own function.

 */

function tao_pager_list($vars) {

  $tags = $vars['tags'];

  $element = $vars['element'];

  $parameters = $vars['parameters'];

  $quantity = $vars['quantity'];

  global $pager_page_array, $pager_total;

  if ($pager_total[$element] > 1) {

    // Calculate various markers within this pager piece:

    // Middle is used to "center" pages around the current page.

    $pager_middle = ceil($quantity / 2);

    // current is the page we are currently paged to

    $pager_current = $pager_page_array[$element] + 1;

    // first is the first page listed by this pager piece (re quantity)

    $pager_first = $pager_current - $pager_middle + 1;

    // last is the last page listed by this pager piece (re quantity)

    $pager_last = $pager_current + $quantity - $pager_middle;

    // max is the maximum page number

    $pager_max = $pager_total[$element];

    // End of marker calculations.

    // Prepare for generation loop.

    $i = $pager_first;

    if ($pager_last > $pager_max) {

      // Adjust "center" if at end of query.

      $i = $i + ($pager_max - $pager_last);

      $pager_last = $pager_max;

    }

    if ($i <= 0) {

      // Adjust "center" if at start of query.

      $pager_last = $pager_last + (1 - $i);

      $i = 1;

    }

    // End of generation loop preparation.

    $links = array();

    // When there is more than one page, create the pager list.

    if ($i != $pager_max) {

      // Now generate the actual pager piece.

      for ($i; $i <= $pager_last && $i <= $pager_max; $i++) {

        if ($i < $pager_current) {

          $links["$i pager-item"] = theme('pager_previous', array(

            'text' => $i,

            'element' => $element,

            'interval' => ($pager_current - $i),

            'parameters' => $parameters

          ));

        }

        if ($i == $pager_current) {

          $links["$i pager-current"] = array('title' => $i);

        }

        if ($i > $pager_current) {

          $links["$i pager-item"] = theme('pager_next', array(

            'text' => $i,

            'element' => $element,

            'interval' => ($i - $pager_current),

            'parameters' => $parameters

          ));

        }

      }

      return theme('links', array(

        'links' => $links,

        'attributes' => array('class' => 'links pager pager-list')

      ));

    }

  }

  return '';

}

/**

 * Return an array suitable for theme_links() rather than marked up HTML link.

 */

function tao_pager_link($vars) {

  $text = $vars['text'];

  $page_new = $vars['page_new'];

  $element = $vars['element'];

  $parameters = $vars['parameters'];

  $attributes = $vars['attributes'];

  $page = isset($_GET['page']) ? $_GET['page'] : '';

  if ($new_page = implode(',', pager_load_array($page_new[$element], $element, explode(',', $page)))) {

    $parameters['page'] = $new_page;

  }

  $query = array();

  if (count($parameters)) {

    $query = drupal_get_query_parameters($parameters, array());

  }

  if ($query_pager = pager_get_query_parameters()) {

    $query = array_merge($query, $query_pager);

  }

  // Set each pager link title

  if (!isset($attributes['title'])) {

    static $titles = NULL;

    if (!isset($titles)) {

      $titles = array(

        t('« first') => t('Go to first page'),

        t('‹ previous') => t('Go to previous page'),

        t('next ›') => t('Go to next page'),

        t('last »') => t('Go to last page'),

      );

    }

    if (isset($titles[$text])) {

      $attributes['title'] = $titles[$text];

    }

    else if (is_numeric($text)) {

      $attributes['title'] = t('Go to page @number', array('@number' => $text));

    }

  }

  return array(

    'title' => $text,

    'href' => $_GET['q'],

    'attributes' => $attributes,

    'query' => count($query) ? $query : NULL,

  );

}

/**

 * Override of theme_views_mini_pager().

 */

function tao_views_mini_pager($vars) {

  $tags = $vars['tags'];

  $quantity = $vars['quantity'];

  $element = $vars['element'];

  $parameters = $vars['parameters'];

  global $pager_page_array, $pager_total;

  // Calculate various markers within this pager piece:

  // Middle is used to "center" pages around the current page.

  $pager_middle = ceil($quantity / 2);

  // current is the page we are currently paged to

  $pager_current = $pager_page_array[$element] + 1;

  // max is the maximum page number

  $pager_max = $pager_total[$element];

  // End of marker calculations.

  $links = array();

  if ($pager_total[$element] > 1) {

    $links['pager-previous'] = theme('pager_previous', array(

      'text' => (isset($tags[1]) ? $tags[1] : t('Prev')),

      'element' => $element,

      'interval' => 1,

      'parameters' => $parameters

    ));

    $links['pager-current'] = array(

      'title' => t('@current of @max', array(

        '@current' => $pager_current,

        '@max' => $pager_max)

      )

    );

    $links['pager-next'] = theme('pager_next', array(

      'text' => (isset($tags[3]) ? $tags[3] : t('Next')),

      'element' => $element,

      'interval' => 1,

      'parameters' => $parameters

    ));

    return theme('links', array('links' => $links, 'attributes' => array('class' => array('links', 'pager', 'views-mini-pager'))));

  }

}