/[drupal]/contributions/modules/similar/similar.module
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revision 1.7.2.7, Thu Nov 29 16:17:37 2007 UTC revision 1.7.2.8, Thu Jan 29 15:17:02 2009 UTC
# Line 1  Line 1 
1  <?php  <?php
2  // $Id: similar.module,v 1.7.2.6 2007/11/20 05:26:30 deekayen Exp $  // $Id: similar.module,v 1.7.2.7 2007/11/29 16:17:37 deekayen Exp $
3    
4  /**  /**
5   * @file   * @file
# Line 52  function similar_admin_settings() { Line 52  function similar_admin_settings() {
52    $form['similar_cache'] = array(    $form['similar_cache'] = array(
53      '#type' => 'fieldset',      '#type' => 'fieldset',
54      '#title' => t('Cache settings'),      '#title' => t('Cache settings'),
55      '#collapsible' => true,      '#collapsible' => TRUE,
56      '#collapsed' => false);      '#collapsed' => FALSE
57      );
58    
59    $form['similar_cache']['similar_cache']  = array(    $form['similar_cache']['similar_cache']  = array(
60      '#type' => 'radios',      '#type' => 'radios',
# Line 107  function similar_admin_settings() { Line 108  function similar_admin_settings() {
108      '#type' => 'radios',      '#type' => 'radios',
109      '#title' => t('Force clear on deletion'),      '#title' => t('Force clear on deletion'),
110      '#default_value' => variable_get('similar_clear_on_delete', 1),      '#default_value' => variable_get('similar_clear_on_delete', 1),
111      '#options' => array(0 => t('Disabled'), 1 => t('Enabled'))      '#options' => array(0 => t('Disabled'),1 => t('Enabled'))
112    );    );
113    return system_settings_form($form);    return system_settings_form($form);
114  }  }
# Line 119  function similar_nodeapi(&$node, $op, $a Line 120  function similar_nodeapi(&$node, $op, $a
120    switch ($op) {    switch ($op) {
121      case 'insert':      case 'insert':
122        if (variable_get('similar_clear_on_insert', 0)) {        if (variable_get('similar_clear_on_insert', 0)) {
123          cache_clear_all('similar_block_0:', 'cache', true);          cache_clear_all('similar_block_0:', 'cache', TRUE);
124        }        }
125        break;        break;
126      case 'update':      case 'update':
# Line 128  function similar_nodeapi(&$node, $op, $a Line 129  function similar_nodeapi(&$node, $op, $a
129            cache_clear_all("similar_block_0:$node->nid", 'cache');            cache_clear_all("similar_block_0:$node->nid", 'cache');
130          }          }
131          else {          else {
132            cache_clear_all('similar_block_0:', 'cache', true);            cache_clear_all('similar_block_0:', 'cache', TRUE);
133          }          }
134        }        }
135        break;        break;
136      case 'delete':      case 'delete':
137        if (variable_get('similar_clear_on_delete', 1)) {        if (variable_get('similar_clear_on_delete', 1)) {
138          cache_clear_all('similar_block_0:', 'cache', true);          cache_clear_all('similar_block_0:', 'cache', TRUE);
139        }        }
140        else {        else {
141          cache_clear_all("similar_block_0:$node->nid", 'cache');          cache_clear_all("similar_block_0:$node->nid", 'cache');
# Line 196  function similar_block($op = 'list', $de Line 197  function similar_block($op = 'list', $de
197            $form['similar_taxonomy'] = array(            $form['similar_taxonomy'] = array(
198              '#type' => 'fieldset',              '#type' => 'fieldset',
199              '#title' => t('Taxonomy category filter'),              '#title' => t('Taxonomy category filter'),
200              '#collapsible' => true, '#collapsed' => true              '#collapsible' => TRUE,
201                '#collapsed' => TRUE
202            );            );
203            $form['similar_taxonomy']['similar_taxonomy_filter'] = array(            $form['similar_taxonomy']['similar_taxonomy_filter'] = array(
204              '#type' => 'radios',              '#type' => 'radios',
# Line 208  function similar_block($op = 'list', $de Line 210  function similar_block($op = 'list', $de
210            $form['similar_taxonomy']['similar_taxonomy_select'] = array(            $form['similar_taxonomy']['similar_taxonomy_select'] = array(
211              '#type' => 'fieldset',              '#type' => 'fieldset',
212              '#title' => t('Taxonomy categories to display'),              '#title' => t('Taxonomy categories to display'),
213              '#collapsible' => true, '#collapsed' => true              '#collapsible' => TRUE,
214                '#collapsed' => TRUE
215            );            );
216            $form['similar_taxonomy']['similar_taxonomy_select']['similar_taxonomy_tids'] = array(            $form['similar_taxonomy']['similar_taxonomy_select']['similar_taxonomy_tids'] = array(
217              '#type' => 'select',              '#type' => 'select',
218              '#default_value' => variable_get('similar_taxonomy_tids', array_keys($names)),              '#default_value' => variable_get('similar_taxonomy_tids', array_keys($names)),
219              '#description' => t('Hold the CTRL key to (de)select multiple options.'),              '#description' => t('Hold the CTRL key to (de)select multiple options.'),
220              '#options' => $names, '#multiple' => true              '#options' => $names,
221                '#multiple' => TRUE
222              );
223              $vocs = _similar_taxonomy_get_vocabularies();
224              $form['similar_taxonomy']['similar_taxonomy_exclude'] = array(
225                '#type' => 'select',
226                '#multiple' => TRUE,
227                '#title' => t('Exclude vocabularies'),
228                '#default_value' => variable_get('similar_taxonomy_exclude', ''),
229                '#options' => $vocs
230            );            );
231          }          }
232        }        }
# Line 229  function similar_block($op = 'list', $de Line 241  function similar_block($op = 'list', $de
241          if (module_exists('taxonomy')) {          if (module_exists('taxonomy')) {
242            variable_set('similar_taxonomy_filter', $edit['similar_taxonomy_filter']);            variable_set('similar_taxonomy_filter', $edit['similar_taxonomy_filter']);
243            variable_set('similar_taxonomy_tids', $edit['similar_taxonomy_tids']);            variable_set('similar_taxonomy_tids', $edit['similar_taxonomy_tids']);
244              variable_set('similar_taxonomy_exclude', $edit['similar_taxonomy_exclude']);
245          }          }
246        }        }
247        return;        return;
# Line 237  function similar_block($op = 'list', $de Line 250  function similar_block($op = 'list', $de
250      default:      default:
251        if (arg(0) == 'node' && is_numeric(arg(1)) && arg(2) != 'edit') {        if (arg(0) == 'node' && is_numeric(arg(1)) && arg(2) != 'edit') {
252          $node = node_load(array('nid' => arg(1)));          $node = node_load(array('nid' => arg(1)));
253        } else {        }
254          else {
255          return;          return;
256        }        }
257    
# Line 287  function similar_block($op = 'list', $de Line 301  function similar_block($op = 'list', $de
301  function _similar_published_node_types() {  function _similar_published_node_types() {
302    $types  = array();    $types  = array();
303    $result = db_query('SELECT DISTINCT(n.type) FROM {node} n WHERE n.status <> 0 ORDER BY n.type ASC');    $result = db_query('SELECT DISTINCT(n.type) FROM {node} n WHERE n.status <> 0 ORDER BY n.type ASC');
304    while($type = db_fetch_object($result)) {    while ($type = db_fetch_object($result)) {
305      $types[$type->type] = $type->type;      $types[$type->type] = $type->type;
306    }    }
307    return $types;    return $types;
# Line 302  function _similar_published_node_types() Line 316  function _similar_published_node_types()
316  function _similar_taxonomy_names() {  function _similar_taxonomy_names() {
317    $names  = array();    $names  = array();
318    $result = db_query('SELECT d.tid, v.vid, v.name AS vocab_name, d.name AS data_name FROM {term_data} d, {vocabulary} v WHERE v.vid = d.vid ORDER BY v.name, d.name ASC');    $result = db_query('SELECT d.tid, v.vid, v.name AS vocab_name, d.name AS data_name FROM {term_data} d, {vocabulary} v WHERE v.vid = d.vid ORDER BY v.name, d.name ASC');
319    while($data = db_fetch_object($result)) {    while ($data = db_fetch_object($result)) {
320      $names[$data->tid] = $data->vocab_name .': '. $data->data_name;      $names[$data->tid] = $data->vocab_name .': '. $data->data_name;
321    }    }
322    return $names;    return $names;
# Line 315  function _similar_taxonomy_names() { Line 329  function _similar_taxonomy_names() {
329   * @return array   * @return array
330   */   */
331  function _similar_taxonomy_membership($nid) {  function _similar_taxonomy_membership($nid) {
332      $tids_exclude = array();
333      $vid = variable_get('similar_taxonomy_exclude', '');
334      if (count($vid) > 0) {
335        $result = db_query('SELECT t.tid FROM {term_data} t WHERE t.vid IN (%s)', implode(',', $vid));
336        while ($data = db_fetch_object($result)) {
337                            $tids_exclude[$data->tid] = $data->tid;
338              }
339      }
340    
341    $tids = array();    $tids = array();
342    $result = db_query('SELECT t.tid FROM {term_node} t WHERE t.nid = %d', $nid);    $result = db_query('SELECT t.tid FROM {term_node} t WHERE t.nid = %d', $nid);
343    while($data = db_fetch_object($result)) {    while($data = db_fetch_object($result)) {
344      $tids[$data->tid] = $data->tid;      if (!in_array($data->tid, $tidsExclude)) {
345          $tids[$data->tid] = $data->tid;
346        }
347    }    }
348    return $tids;    return $tids;
349  }  }
# Line 346  function _similar_force_int(&$item) { Line 371  function _similar_force_int(&$item) {
371  function theme_similar_content($node) {  function theme_similar_content($node) {
372    $items = array();    $items = array();
373    
374    $text = $node->title . ' ' . $node->body;    $text = $node->title .' '. $node->body;
375    $teaser = variable_get('similar_teaser_enabled', 0);    $teaser = variable_get('similar_teaser_enabled', 0);
376    
377    $types = _similar_published_node_types();    $types = _similar_published_node_types();
# Line 372  function theme_similar_content($node) { Line 397  function theme_similar_content($node) {
397      }      }
398    
399      $result = db_query_range("SELECT r.nid, MATCH(r.body, r.title) AGAINST ('%s') AS score FROM {node_revisions} r INNER JOIN {node} n ON r.nid = n.nid AND r.vid = n.vid INNER JOIN {term_node} t ON n.nid = t.nid AND t.tid IN ($taxonomy_tids) WHERE MATCH(r.body, r.title) AGAINST ('%s') AND n.status <> 0 AND r.nid <> %d AND n.type IN ($types) GROUP BY n.nid ORDER BY score DESC, r.vid DESC", $text, $text, $node->nid, 0, variable_get('similar_num_display', 5));      $result = db_query_range("SELECT r.nid, MATCH(r.body, r.title) AGAINST ('%s') AS score FROM {node_revisions} r INNER JOIN {node} n ON r.nid = n.nid AND r.vid = n.vid INNER JOIN {term_node} t ON n.nid = t.nid AND t.tid IN ($taxonomy_tids) WHERE MATCH(r.body, r.title) AGAINST ('%s') AND n.status <> 0 AND r.nid <> %d AND n.type IN ($types) GROUP BY n.nid ORDER BY score DESC, r.vid DESC", $text, $text, $node->nid, 0, variable_get('similar_num_display', 5));
400    } else {    }
401      else {
402      $result = db_query_range("SELECT r.nid, MATCH(r.body, r.title) AGAINST ('%s') AS score FROM {node_revisions} r INNER JOIN {node} n ON r.nid = n.nid AND r.vid = n.vid WHERE MATCH(r.body, r.title) AGAINST ('%s') AND n.status <> 0 AND r.nid <> %d AND n.type IN ($types) GROUP BY n.nid ORDER BY score DESC, r.vid DESC", $text, $text, $node->nid, 0, variable_get('similar_num_display', 5));      $result = db_query_range("SELECT r.nid, MATCH(r.body, r.title) AGAINST ('%s') AS score FROM {node_revisions} r INNER JOIN {node} n ON r.nid = n.nid AND r.vid = n.vid WHERE MATCH(r.body, r.title) AGAINST ('%s') AND n.status <> 0 AND r.nid <> %d AND n.type IN ($types) GROUP BY n.nid ORDER BY score DESC, r.vid DESC", $text, $text, $node->nid, 0, variable_get('similar_num_display', 5));
403    }    }
404    while ($node = db_fetch_object($result)) {    while ($node = db_fetch_object($result)) {
# Line 385  function theme_similar_content($node) { Line 411  function theme_similar_content($node) {
411            NULL,            NULL,
412            NULL,            NULL,
413            NULL,            NULL,
414            true            TRUE
415          ) .          ) .
416          '</div><div class="similar-teaser">'. check_markup($content->teaser, $content->format, false) .'</div>';          '</div><div class="similar-teaser">'. check_markup($content->teaser, $content->format, FALSE) .'</div>';
417      } else {      }
418        else {
419        $items[] = l(        $items[] = l(
420          $content->title,          $content->title,
421          'node/'.$node->nid,          'node/'. $node->nid,
422          variable_get('similar_rel_nofollow', 0) ? array('rel' => 'nofollow') : NULL          variable_get('similar_rel_nofollow', 0) ? array('rel' => 'nofollow') : NULL
423        );        );
424      }      }
# Line 399  function theme_similar_content($node) { Line 426  function theme_similar_content($node) {
426    
427    return sizeof($items) > 0 ? theme('item_list', $items) : '';    return sizeof($items) > 0 ? theme('item_list', $items) : '';
428  }  }
429    
430    /**
431     * Get all vocabularies
432     *
433     * @return array
434     */
435    function _similar_taxonomy_get_vocabularies() {
436      $v = array();
437      $vocs = taxonomy_get_vocabularies();
438      $result = db_query("SELECT DISTINCT(n.type) FROM {node} n WHERE n.status <> 0 ORDER BY n.type ASC");
439      foreach ($vocs as $voc) {
440            $v[$voc->vid] = $voc->name;;
441      }
442      return $v;
443    }
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