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1 <?php |
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2 |
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3 /** |
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4 * @file |
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5 * User page callbacks for tracker.module. |
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6 */ |
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7 |
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8 |
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9 /** |
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10 * Page callback: prints a listing of active nodes on the site. |
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11 * |
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12 * Queries the database for info, adds RDFa info if applicable, and generates |
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13 * the render array that will be used to render the page. |
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14 */ |
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15 function tracker_page($account = NULL, $set_title = FALSE) { |
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16 if ($account) { |
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17 $query = db_select('tracker_user', 't')->extend('PagerDefault'); |
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18 $query->condition('t.uid', $account->uid); |
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19 |
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20 if ($set_title) { |
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21 // When viewed from user/%user/track, display the name of the user |
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22 // as page title -- the tab title remains Track so this needs to be done |
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23 // here and not in the menu definition. |
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24 drupal_set_title(format_username($account)); |
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25 } |
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26 } |
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27 else { |
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28 $query = db_select('tracker_node', 't', array('target' => 'slave'))->extend('PagerDefault'); |
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29 } |
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30 |
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31 // This array acts as a placeholder for the data selected later |
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32 // while keeping the correct order. |
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33 $nodes = $query |
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34 ->addTag('node_access') |
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35 ->fields('t', array('nid', 'changed')) |
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36 ->condition('t.published', 1) |
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37 ->orderBy('t.changed', 'DESC') |
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38 ->limit(25) |
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39 ->execute() |
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40 ->fetchAllAssoc('nid'); |
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41 |
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42 $rows = array(); |
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43 if (!empty($nodes)) { |
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44 // Now, get the data and put into the placeholder array. |
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45 $result = db_query('SELECT n.nid, n.title, n.type, n.changed, n.uid, u.name, l.comment_count FROM {node} n INNER JOIN {node_comment_statistics} l ON n.nid = l.nid INNER JOIN {users} u ON n.uid = u.uid WHERE n.nid IN (:nids)', array(':nids' => array_keys($nodes)), array('target' => 'slave')); |
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46 foreach ($result as $node) { |
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47 $node->last_activity = $nodes[$node->nid]->changed; |
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48 $nodes[$node->nid] = $node; |
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49 } |
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50 |
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51 // Display the data. |
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52 foreach ($nodes as $node) { |
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53 // Determine the number of comments. |
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54 $comments = 0; |
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55 if ($node->comment_count) { |
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56 $comments = $node->comment_count; |
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57 |
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58 if ($new = comment_num_new($node->nid)) { |
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59 $comments .= '<br />'; |
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60 $comments .= l(format_plural($new, '1 new', '@count new'), 'node/' . $node->nid, array('fragment' => 'new')); |
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61 } |
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62 } |
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63 |
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64 $row = array( |
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65 'type' => check_plain(node_type_get_name($node->type)), |
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66 'title' => array('data' => l($node->title, 'node/' . $node->nid) . ' ' . theme('mark', array('type' => node_mark($node->nid, $node->changed)))), |
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67 'author' => array('data' => theme('username', array('account' => $node))), |
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68 'replies' => array('class' => array('replies'), 'data' => $comments), |
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69 'last updated' => array('data' => t('!time ago', array('!time' => format_interval(REQUEST_TIME - $node->last_activity)))), |
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70 ); |
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71 |
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72 // Adds extra RDFa markup to the $row array if the RDF module is enabled. |
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73 if (function_exists('rdf_mapping_load')) { |
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74 // Each node is not loaded for performance reasons, as a result we need |
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75 // to retrieve the RDF mapping for each node type. |
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76 $mapping = rdf_mapping_load('node', $node->type); |
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77 // Adds RDFa markup to the title of the node. Because the RDFa markup is |
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78 // added to the td tag which might contain HTML code, we specify an |
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79 // empty datatype to ensure the value of the title read by the RDFa |
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80 // parsers is a plain literal. |
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81 $row['title'] += rdf_rdfa_attributes($mapping['title']) + array('datatype' => ''); |
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82 // Annotates the td tag containing the author of the node. |
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83 $row['author'] += rdf_rdfa_attributes($mapping['uid']); |
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84 // Annotates the td tag containing the number of replies. We add the |
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85 // content attribute to ensure that only the comment count is used as |
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86 // the value for 'num_replies'. Otherwise, other text such as a link |
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87 // to the number of new comments could be included in the 'num_replies' |
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88 // value. |
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89 $row['replies'] += rdf_rdfa_attributes($mapping['comment_count']); |
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90 $row['replies'] += array('content' => $node->comment_count); |
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91 // If the node has no comments, we assume the node itself was modified |
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92 // and apply 'changed' in addition to 'last_activity'. If there are |
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93 // comments present, we cannot infer whether the node itself was |
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94 // modified or a comment was posted, so we use only 'last_activity'. |
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95 $mapping_last_activity = rdf_rdfa_attributes($mapping['last_activity'], $node->last_activity); |
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96 if ($node->comment_count == 0) { |
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97 $mapping_changed = rdf_rdfa_attributes($mapping['changed'], $node->last_activity); |
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98 $mapping_last_activity['property'] = array_merge($mapping_last_activity['property'], $mapping_changed['property']); |
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99 } |
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100 $row['last updated'] += $mapping_last_activity; |
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101 |
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102 // We need to add the about attribute on the tr tag to specify which |
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103 // node the RDFa annotations above apply to. We move the content of |
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104 // $row to a 'data' sub array so we can specify attributes for the row. |
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105 $row = array('data' => $row); |
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106 $row['about'] = url('node/' . $node->nid); |
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107 } |
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108 $rows[] = $row; |
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109 } |
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110 } |
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111 |
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112 $page['tracker'] = array( |
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113 '#rows' => $rows, |
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114 '#header' => array(t('Type'), t('Title'), t('Author'), t('Replies'), t('Last updated')), |
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115 '#theme' => 'table', |
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116 '#empty' => t('No content available.'), |
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117 '#attached' => array( |
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118 'css' => array(drupal_get_path('module', 'tracker') . '/tracker.css' => array()), |
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119 ), |
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120 ); |
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121 $page['pager'] = array( |
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122 '#theme' => 'pager', |
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123 '#weight' => 10, |
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124 ); |
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125 $page['#sorted'] = TRUE; |
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126 |
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127 return $page; |
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128 } |