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   1  <?php
   2  // $Id: image_gallery.pages.inc,v 1.1.2.2 2010/12/22 00:09:59 joachim Exp $
   3  
   4  /**
   5   * @file
   6   * Contains menu callbacks for image_gallery pages,
   7   * ie galleries not made with views module.
   8   * This file is not loaded when Views is creating the gallery.
   9   */
  10  
  11  /**
  12   * Image gallery callback, displays an image gallery
  13   */
  14  function image_gallery_page($type = NULL, $tid = 0) {
  15    // Determine sort order.
  16    $join = $where = $order = '';
  17    $args = array();
  18    switch (variable_get('image_gallery_sort_order', IMAGE_GALLERY_SORT_CREATE_DESC)) {
  19      case IMAGE_GALLERY_SORT_CREATE_DESC:
  20        $order = 'ORDER BY n.sticky DESC, n.created DESC';
  21        break;
  22  
  23      case IMAGE_GALLERY_SORT_CREATE_ASC:
  24        $order = 'ORDER BY n.sticky DESC, n.created ASC';
  25        break;
  26  
  27      case IMAGE_GALLERY_SORT_FILENAME:
  28        $join = "INNER JOIN {image} i ON n.nid = i.nid INNER JOIN {files} f ON i.fid = f.fid";
  29        $where = "AND f.filename = '%s'";
  30        $args[] = IMAGE_ORIGINAL;
  31        $order = "ORDER BY n.sticky DESC, f.filepath ASC";
  32        break;
  33  
  34      case IMAGE_GALLERY_SORT_TITLE:
  35        $order = 'ORDER BY n.sticky DESC, n.title ASC';
  36        break;
  37    }
  38  
  39    $vid = _image_gallery_get_vid();
  40    $galleries = taxonomy_get_tree($vid, $tid, -1, 1);
  41    for ($i = 0; $i < count($galleries); $i++) {
  42      $galleries[$i]->count = taxonomy_term_count_nodes($galleries[$i]->tid, 'image');
  43      $tree = taxonomy_get_tree($vid, $galleries[$i]->tid, -1);
  44      $descendant_tids = array_merge(array($galleries[$i]->tid), array_map('_taxonomy_get_tid_from_term', $tree));
  45      // The values of $descendant_tids should be safe for raw inclusion in the
  46      // SQL since they're all loaded from integer fields in the database.
  47      $sql = "SELECT n.nid FROM {node} n INNER JOIN {term_node} tn ON n.nid = tn.nid $join WHERE tn.tid IN (" . implode(',', $descendant_tids) . ") AND n.type = 'image' AND n.status = 1 $where $order";
  48      if ($nid = db_result(db_query(db_rewrite_sql($sql), $args))) {
  49        $galleries[$i]->latest = node_load(array('nid' => $nid));
  50      }
  51    }
  52  
  53    $images = array();
  54    if ($tid) {
  55      // Allow images to be sorted in a useful order.
  56      $query = "SELECT n.nid FROM {term_node} t INNER JOIN {node} n ON t.nid = n.nid $join WHERE n.status = 1 AND n.type = 'image' AND t.tid = %d $where $order";
  57      $count_query = "SELECT COUNT(DISTINCT(n.nid)) FROM {term_node} t INNER JOIN {node} n ON t.nid = n.nid WHERE n.status = 1 AND n.type = 'image' AND t.tid = %d ";
  58      $args = array_merge(array($tid), $args);
  59      $result = pager_query(db_rewrite_sql($query), variable_get('image_images_per_page', 6), 0, db_rewrite_sql($count_query), $args);
  60      while ($node = db_fetch_object($result)) {
  61        $images[] = node_load(array('nid' => $node->nid));
  62      }
  63  
  64      $gallery = taxonomy_get_term($tid);
  65      $parents = taxonomy_get_parents($tid);
  66  
  67      $breadcrumb = array();
  68      $breadcrumb[] = l(t('Home'), NULL);
  69      $breadcrumb[] = l(t('Image galleries'), 'image');
  70      foreach ($parents as $parent) {
  71        // Add parents to breadcrumb navigation
  72        $breadcrumb[] = l($parent->name, 'image/tid/' . $parent->tid);
  73      }
  74      drupal_set_breadcrumb($breadcrumb);
  75      drupal_set_title(check_plain($gallery->name));
  76    }
  77  
  78    return theme('image_gallery', $galleries, $images);
  79  }
  80  
  81  /**
  82   * Theme a gallery page
  83   */
  84  function theme_image_gallery($galleries, $images) {
  85    drupal_add_css(drupal_get_path('module', 'image_gallery') . '/image_gallery.css');
  86  
  87    $size = image_get_sizes(IMAGE_THUMBNAIL);
  88  
  89    $content = '';
  90    if (count($galleries)) {
  91      $content .= '<ul class="galleries">';
  92      foreach ($galleries as $gallery) {
  93        $content .= '<li class="clear-block">';
  94        if ($gallery->count) {
  95          $content .= l(image_display($gallery->latest, IMAGE_THUMBNAIL), 'image/tid/' . $gallery->tid, array('html' => TRUE));
  96        }
  97        $content .= "<h3>" . l($gallery->name, 'image/tid/' . $gallery->tid) . "</h3>\n";
  98        $content .= '<div class="description">' . check_markup($gallery->description) . "</div>\n";
  99        $content .= '<p class="count">' . format_plural($gallery->count, 'There is 1 image in this gallery.', 'There are @count images in this gallery.') . "</p>\n";
 100        if (isset($gallery->latest) && $gallery->latest->changed) {
 101          $content .= '<p class="last">' . t('Last updated: %date', array('%date' => format_date($gallery->latest->changed))) . "</p>\n";
 102        }
 103        $content .= "</li>\n";
 104      }
 105      $content .= "</ul>\n";
 106    }
 107  
 108    if (!empty($images)) {
 109      $content .= '<ul class="images">';
 110      foreach ($images as $image) {
 111        $content .= theme('image_gallery_img', $image, $size);
 112      }
 113      $content .= "</ul>\n";
 114    }
 115  
 116    if ($pager = theme('pager', NULL, variable_get('image_images_per_page', 6), 0)) {
 117      $content .= $pager;
 118    }
 119  
 120    if (count($images) + count($galleries) == 0) {
 121      $content .= '<p class="count">' . format_plural(0, 'There is 1 image in this gallery.', 'There are @count images in this gallery.') . "</p>\n";
 122    }
 123  
 124    return $content;
 125  }
 126  
 127  /**
 128   * Theme a gallery image.
 129   */
 130  function theme_image_gallery_img($image, $size) {
 131    $width = $size['width'];
 132    // We'll add height to keep thumbnails lined up.
 133    $height = $size['height'] + 75;
 134  
 135    $content = '<li';
 136    if ($image->sticky) {
 137      $content .= ' class="sticky"';
 138    }
 139    $content .= " style='height : {$height}px; width : {$width}px;'>\n";
 140    $content .= l(image_display($image, IMAGE_THUMBNAIL), 'node/' . $image->nid, array('html' => TRUE));
 141    $content .= '<h3>' . l($image->title, 'node/' . $image->nid) . '</h3>';
 142    if (variable_get('image_gallery_node_info', 0)) {
 143      $content .= '<div class="author">' . t('Posted by: !name', array('!name' => theme('username', $image))) . "</div>\n";
 144      if ($image->created > 0) {
 145        $content .= '<div class="date">' . format_date($image->created) . "</div>\n";
 146      }
 147    }
 148    $content .= "</li>\n";
 149  
 150    return $content;
 151  }
 152