<?php

/**

 * @file

 * Code required only when rendering the available updates report.

 */

/**

 * Page callback: Generates a page about the update status of projects.

 *

 * @see update_menu()

 */

function update_status() {

  if ($available = update_get_available(TRUE)) {

    module_load_include('inc', 'update', 'update.compare');

    $data = update_calculate_project_data($available);

    return theme('update_report', array('data' => $data));

  }

  else {

    return theme('update_report', array('data' => _update_no_data()));

  }

}

/**

 * Returns HTML for the project status report.

 *

 * @param array $variables

 *   An associative array containing:

 *   - data: An array of data about each project's status.

 *

 * @ingroup themeable

 */

function theme_update_report($variables) {

  $data = $variables['data'];

  $last = variable_get('update_last_check', 0);

  $output = theme('update_last_check', array('last' => $last));

  if (!is_array($data)) {

    $output .= '<p>' . $data . '</p>';

    return $output;

  }

  $header = array();

  $rows = array();

  $notification_level = variable_get('update_notification_threshold', 'all');

  // Create an array of status values keyed by module or theme name, since

  // we'll need this while generating the report if we have to cross reference

  // anything (e.g. subthemes which have base themes missing an update).

  foreach ($data as $project) {

    foreach ($project['includes'] as $key => $name) {

      $status[$key] = $project['status'];

    }

  }

  foreach ($data as $project) {

    switch ($project['status']) {

      case UPDATE_CURRENT:

        $class = 'ok';

        $icon = theme('image', array('path' => 'misc/watchdog-ok.png', 'width' => 18, 'height' => 18, 'alt' => t('ok'), 'title' => t('ok')));

        break;

      case UPDATE_UNKNOWN:

      case UPDATE_FETCH_PENDING:

      case UPDATE_NOT_FETCHED:

        $class = 'unknown';

        $icon = theme('image', array('path' => 'misc/watchdog-warning.png', 'width' => 18, 'height' => 18, 'alt' => t('warning'), 'title' => t('warning')));

        break;

      case UPDATE_NOT_SECURE:

      case UPDATE_REVOKED:

      case UPDATE_NOT_SUPPORTED:

        $class = 'error';

        $icon = theme('image', array('path' => 'misc/watchdog-error.png', 'width' => 18, 'height' => 18, 'alt' => t('error'), 'title' => t('error')));

        break;

      case UPDATE_NOT_CHECKED:

      case UPDATE_NOT_CURRENT:

      default:

        $class = 'warning';

        $icon = theme('image', array('path' => 'misc/watchdog-warning.png', 'width' => 18, 'height' => 18, 'alt' => t('warning'), 'title' => t('warning')));

        break;

    }

    $row = '<div class="version-status">';

    $status_label = theme('update_status_label', array('status' => $project['status']));

    $row .= !empty($status_label) ? $status_label : check_plain($project['reason']);

    $row .= '<span class="icon">' . $icon . '</span>';

    $row .= "</div>\n";

    $row .= '<div class="project">';

    if (isset($project['title'])) {

      if (isset($project['link'])) {

        $row .= l($project['title'], $project['link']);

      }

      else {

        $row .= check_plain($project['title']);

      }

    }

    else {

      $row .= check_plain($project['name']);

    }

    $row .= ' ' . check_plain($project['existing_version']);

    if ($project['install_type'] == 'dev' && !empty($project['datestamp'])) {

      $row .= ' <span class="version-date">(' . format_date($project['datestamp'], 'custom', 'Y-M-d') . ')</span>';

    }

    $row .= "</div>\n";

    $versions_inner = '';

    $security_class = array();

    $version_class = array();

    if (isset($project['recommended'])) {

      if ($project['status'] != UPDATE_CURRENT || $project['existing_version'] !== $project['recommended']) {

        // First, figure out what to recommend.

        // If there's only 1 security update and it has the same version we're

        // recommending, give it the same CSS class as if it was recommended,

        // but don't print out a separate "Recommended" line for this project.

        if (!empty($project['security updates']) && count($project['security updates']) == 1 && $project['security updates'][0]['version'] === $project['recommended']) {

          $security_class[] = 'version-recommended';

          $security_class[] = 'version-recommended-strong';

        }

        else {

          $version_class[] = 'version-recommended';

          // Apply an extra class if we're displaying both a recommended

          // version and anything else for an extra visual hint.

          if ($project['recommended'] !== $project['latest_version']

              || !empty($project['also'])

              || ($project['install_type'] == 'dev'

                && isset($project['dev_version'])

                && $project['latest_version'] !== $project['dev_version']

                && $project['recommended'] !== $project['dev_version'])

              || (isset($project['security updates'][0])

                && $project['recommended'] !== $project['security updates'][0])

              ) {

            $version_class[] = 'version-recommended-strong';

          }

          $versions_inner .= theme('update_version', array('version' => $project['releases'][$project['recommended']], 'tag' => t('Recommended version:'), 'class' => $version_class));

        }

        // Now, print any security updates.

        if (!empty($project['security updates'])) {

          $security_class[] = 'version-security';

          foreach ($project['security updates'] as $security_update) {

            $versions_inner .= theme('update_version', array('version' => $security_update, 'tag' => t('Security update:'), 'class' => $security_class));

          }

        }

      }

      if ($project['recommended'] !== $project['latest_version']) {

        $versions_inner .= theme('update_version', array('version' => $project['releases'][$project['latest_version']], 'tag' => t('Latest version:'), 'class' => array('version-latest')));

      }

      if ($project['install_type'] == 'dev'

          && $project['status'] != UPDATE_CURRENT

          && isset($project['dev_version'])

          && $project['recommended'] !== $project['dev_version']) {

        $versions_inner .= theme('update_version', array('version' => $project['releases'][$project['dev_version']], 'tag' => t('Development version:'), 'class' => array('version-latest')));

      }

    }

    if (isset($project['also'])) {

      foreach ($project['also'] as $also) {

        $versions_inner .= theme('update_version', array('version' => $project['releases'][$also], 'tag' => t('Also available:'), 'class' => array('version-also-available')));

      }

    }

    if (!empty($versions_inner)) {

      $row .= "<div class=\"versions\">\n" . $versions_inner . "</div>\n";

    }

    $row .= "<div class=\"info\">\n";

    if (!empty($project['extra'])) {

      $row .= '<div class="extra">' . "\n";

      foreach ($project['extra'] as $key => $value) {

        $row .= '<div class="' . implode(' ', $value['class']) . '">';

        $row .= check_plain($value['label']) . ': ';

        $row .= drupal_placeholder($value['data']);

        $row .= "</div>\n";

      }

      $row .= "</div>\n";  // extra div.

    }

    $row .= '<div class="includes">';

    sort($project['includes']);

    if (!empty($project['disabled'])) {

      sort($project['disabled']);

      // Make sure we start with a clean slate for each project in the report.

      $includes_items = array();

      $row .= t('Includes:');

      $includes_items[] = t('Enabled: %includes', array('%includes' => implode(', ', $project['includes'])));

      $includes_items[] = t('Disabled: %disabled', array('%disabled' => implode(', ', $project['disabled'])));

      $row .= theme('item_list', array('items' => $includes_items));

    }

    else {

      $row .= t('Includes: %includes', array('%includes' => implode(', ', $project['includes'])));

    }

    $row .= "</div>\n";

    if (!empty($project['base_themes'])) {

      $row .= '<div class="basethemes">';

      asort($project['base_themes']);

      $base_themes = array();

      foreach ($project['base_themes'] as $base_key => $base_theme) {

        switch ($status[$base_key]) {

          case UPDATE_NOT_SECURE:

          case UPDATE_REVOKED:

          case UPDATE_NOT_SUPPORTED:

            $base_themes[] = t('%base_theme (!base_label)', array('%base_theme' => $base_theme, '!base_label' => theme('update_status_label', array('status' => $status[$base_key]))));

            break;

          default:

            $base_themes[] = drupal_placeholder($base_theme);

        }

      }

      $row .= t('Depends on: !basethemes', array('!basethemes' => implode(', ', $base_themes)));

      $row .= "</div>\n";

    }

    if (!empty($project['sub_themes'])) {

      $row .= '<div class="subthemes">';

      sort($project['sub_themes']);

      $row .= t('Required by: %subthemes', array('%subthemes' => implode(', ', $project['sub_themes'])));

      $row .= "</div>\n";

    }

    $row .= "</div>\n"; // info div.

    if (!isset($rows[$project['project_type']])) {

      $rows[$project['project_type']] = array();

    }

    $row_key = isset($project['title']) ? drupal_strtolower($project['title']) : drupal_strtolower($project['name']);

    $rows[$project['project_type']][$row_key] = array(

      'class' => array($class),

      'data' => array($row),

    );

  }

  $project_types = array(

    'core' => t('Drupal core'),

    'module' => t('Modules'),

    'theme' => t('Themes'),

    'module-disabled' => t('Disabled modules'),

    'theme-disabled' => t('Disabled themes'),

  );

  foreach ($project_types as $type_name => $type_label) {

    if (!empty($rows[$type_name])) {

      ksort($rows[$type_name]);

      $output .= "\n<h3>" . $type_label . "</h3>\n";

      $output .= theme('table', array('header' => $header, 'rows' => $rows[$type_name], 'attributes' => array('class' => array('update'))));

    }

  }

  drupal_add_css(drupal_get_path('module', 'update') . '/update.css');

  return $output;

}

/**

 * Returns HTML for a label to display for a project's update status.

 *

 * @param array $variables

 *   An associative array containing:

 *   - status: The integer code for a project's current update status.

 *

 * @see update_calculate_project_data()

 * @ingroup themeable

 */

function theme_update_status_label($variables) {

  switch ($variables['status']) {

    case UPDATE_NOT_SECURE:

      return '<span class="security-error">' . t('Security update required!') . '</span>';

    case UPDATE_REVOKED:

      return '<span class="revoked">' . t('Revoked!') . '</span>';

    case UPDATE_NOT_SUPPORTED:

      return '<span class="not-supported">' . t('Not supported!') . '</span>';

    case UPDATE_NOT_CURRENT:

      return '<span class="not-current">' . t('Update available') . '</span>';

    case UPDATE_CURRENT:

      return '<span class="current">' . t('Up to date') . '</span>';

  }

}

/**

 * Returns HTML for the version display of a project.

 *

 * @param array $variables

 *   An associative array containing:

 *   - version: An array of data about the latest released version, containing:

 *     - version: The version number.

 *     - release_link: The URL for the release notes.

 *     - date: The date of the release.

 *     - download_link: The URL for the downloadable file.

 *   - tag: The title of the project.

 *   - class: A string containing extra classes for the wrapping table.

 *

 * @ingroup themeable

 */

function theme_update_version($variables) {

  $version = $variables['version'];

  $tag = $variables['tag'];

  $class = implode(' ', $variables['class']);

  $output = '';

  $output .= '<table class="version ' . $class . '">';

  $output .= '<tr>';

  $output .= '<td class="version-title">' . $tag . "</td>\n";

  $output .= '<td class="version-details">';

  $output .= l($version['version'], $version['release_link']);

  $output .= ' <span class="version-date">(' . format_date($version['date'], 'custom', 'Y-M-d') . ')</span>';

  $output .= "</td>\n";

  $output .= '<td class="version-links">';

  $links = array();

  $links['update-download'] = array(

    'title' => t('Download'),

    'href' => $version['download_link'],

  );

  $links['update-release-notes'] = array(

    'title' => t('Release notes'),

    'href' => $version['release_link'],

  );

  $output .= theme('links__update_version', array('links' => $links));

  $output .= '</td>';

  $output .= '</tr>';

  $output .= "</table>\n";

  return $output;

}