Index: modules/node/node.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/node/node.module,v
retrieving revision 1.882
diff -u -u -p -r1.882 node.module
--- modules/node/node.module 14 Sep 2007 09:37:29 -0000 1.882
+++ modules/node/node.module 25 Sep 2007 23:52:52 -0000
@@ -1058,15 +1058,13 @@ function node_search($op = 'search', $ke
return t('Content');
case 'reset':
- variable_del('node_cron_last');
- variable_del('node_cron_last_nid');
+ db_query("UPDATE {search_dataset} SET reindex = %d AND type = 'node'", time());
return;
case 'status':
- $last = variable_get('node_cron_last', 0);
- $last_nid = variable_get('node_cron_last_nid', 0);
$total = db_result(db_query('SELECT COUNT(*) FROM {node} WHERE status = 1'));
- $remaining = db_result(db_query('SELECT COUNT(*) FROM {node} n LEFT JOIN {node_comment_statistics} c ON n.nid = c.nid WHERE n.status = 1 AND ((GREATEST(n.created, n.changed, c.last_comment_timestamp) = %d AND n.nid > %d ) OR (n.created > %d OR n.changed > %d OR c.last_comment_timestamp > %d))', $last, $last_nid, $last, $last, $last));
+ $remaining = db_result(db_query("SELECT COUNT(*) FROM {node} n LEFT JOIN {search_dataset} d ON d.type = 'node' AND d.sid = n.nid WHERE d.sid IS NULL OR d.reindex <> 0"));
+
return array('remaining' => $remaining, 'total' => $total);
case 'admin':
@@ -1094,17 +1092,21 @@ function node_search($op = 'search', $ke
case 'search':
// Build matching conditions
- list($join1, $where1) = _db_rewrite_sql();
- $arguments1 = array();
- $conditions1 = 'n.status = 1';
-
+ $where = array('n.status = 1');
+ $arguments = array();
+ list($join, $where1) = _db_rewrite_sql();
+ $join .= " INNER JOIN {node} n ON n.nid = i.sid";
+ if ($where1) {
+ $where[] = $where1;
+ }
+
if ($type = search_query_extract($keys, 'type')) {
$types = array();
foreach (explode(',', $type) as $t) {
$types[] = "n.type = '%s'";
- $arguments1[] = $t;
+ $arguments[] = $t;
}
- $conditions1 .= ' AND ('. implode(' OR ', $types) .')';
+ $where[] = '('. implode(' OR ', $types) .')';
$keys = search_query_insert($keys, 'type');
}
@@ -1112,33 +1114,32 @@ function node_search($op = 'search', $ke
$categories = array();
foreach (explode(',', $category) as $c) {
$categories[] = "tn.tid = %d";
- $arguments1[] = $c;
+ $arguments[] = $c;
}
- $conditions1 .= ' AND ('. implode(' OR ', $categories) .')';
- $join1 .= ' INNER JOIN {term_node} tn ON n.vid = tn.vid';
+ $where[] = '('. implode(' OR ', $categories) .')';
+ $join .= ' INNER JOIN {term_node} tn ON n.vid = tn.vid';
$keys = search_query_insert($keys, 'category');
}
// Build ranking expression (we try to map each parameter to a
// uniform distribution in the range 0..1).
$ranking = array();
- $arguments2 = array();
- $join2 = '';
+ $ranking_arguments = array();
// Used to avoid joining on node_comment_statistics twice
$stats_join = FALSE;
$total = 0;
if ($weight = (int)variable_get('node_rank_relevance', 5)) {
// Average relevance values hover around 0.15
- $ranking[] = '%d * i.relevance';
- $arguments2[] = $weight;
+ $ranking[] = '%d * %relevance';
+ $ranking_arguments[] = $weight;
$total += $weight;
}
if ($weight = (int)variable_get('node_rank_recent', 5)) {
// Exponential decay with half-life of 6 months, starting at last indexed node
$ranking[] = '%d * POW(2, (GREATEST(n.created, n.changed, c.last_comment_timestamp) - %d) * 6.43e-8)';
- $arguments2[] = $weight;
- $arguments2[] = (int)variable_get('node_cron_last', 0);
- $join2 .= ' INNER JOIN {node} n ON n.nid = i.sid LEFT JOIN {node_comment_statistics} c ON c.nid = i.sid';
+ $ranking_arguments[] = $weight;
+ $arguments[] = (int)variable_get('node_cron_last', 0);
+ $join .= ' LEFT JOIN {node_comment_statistics} c ON c.nid = i.sid';
$stats_join = TRUE;
$total += $weight;
}
@@ -1146,10 +1147,10 @@ function node_search($op = 'search', $ke
// Inverse law that maps the highest reply count on the site to 1 and 0 to 0.
$scale = variable_get('node_cron_comments_scale', 0.0);
$ranking[] = '%d * (2.0 - 2.0 / (1.0 + c.comment_count * %f))';
- $arguments2[] = $weight;
- $arguments2[] = $scale;
+ $ranking_arguments[] = $weight;
+ $arguments[] = $scale;
if (!$stats_join) {
- $join2 .= ' LEFT JOIN {node_comment_statistics} c ON c.nid = i.sid';
+ $join .= ' LEFT JOIN {node_comment_statistics} c ON c.nid = i.sid';
}
$total += $weight;
}
@@ -1158,15 +1159,18 @@ function node_search($op = 'search', $ke
// Inverse law that maps the highest view count on the site to 1 and 0 to 0.
$scale = variable_get('node_cron_views_scale', 0.0);
$ranking[] = '%d * (2.0 - 2.0 / (1.0 + nc.totalcount * %f))';
- $arguments2[] = $weight;
- $arguments2[] = $scale;
- $join2 .= ' LEFT JOIN {node_counter} nc ON nc.nid = i.sid';
+ $ranking_arguments[] = $weight;
+ $arguments[] = $scale;
+ $join .= ' LEFT JOIN {node_counter} nc ON nc.nid = i.sid';
$total += $weight;
}
- $select2 = (count($ranking) ? implode(' + ', $ranking) : 'i.relevance') .' AS score';
// Do search
- $find = do_search($keys, 'node', 'INNER JOIN {node} n ON n.nid = i.sid '. $join1 .' INNER JOIN {users} u ON n.uid = u.uid', $conditions1 . (empty($where1) ? '' : ' AND '. $where1), $arguments1, $select2, $join2, $arguments2);
+ $columns = (count($ranking) ? '('. implode(' + ', $ranking) .')' : '%relevance') .' AS score';
+ $join .= ' INNER JOIN {users} u ON n.uid = u.uid';
+ $sort = ' ORDER BY score';
+ $where2 = '('. implode(') AND (', $where) .')';
+ $find = do_search($keys, 'node', $columns, $ranking_arguments, $join, $where2, $arguments, $sort);
// Load results
$results = array();
@@ -1612,56 +1616,46 @@ function node_page_view($node, $cid = NU
}
/**
- * shutdown function to make sure we always mark the last node processed.
- */
-function node_update_shutdown() {
- global $last_change, $last_nid;
-
- if ($last_change && $last_nid) {
- variable_set('node_cron_last', $last_change);
- variable_set('node_cron_last_nid', $last_nid);
- }
-}
-
-/**
* Implementation of hook_update_index().
*/
function node_update_index() {
- global $last_change, $last_nid;
-
- register_shutdown_function('node_update_shutdown');
-
- $last = variable_get('node_cron_last', 0);
- $last_nid = variable_get('node_cron_last_nid', 0);
$limit = (int)variable_get('search_cron_limit', 100);
// Store the maximum possible comments per thread (used for ranking by reply count)
variable_set('node_cron_comments_scale', 1.0 / max(1, db_result(db_query('SELECT MAX(comment_count) FROM {node_comment_statistics}'))));
variable_set('node_cron_views_scale', 1.0 / max(1, db_result(db_query('SELECT MAX(totalcount) FROM {node_counter}'))));
- $result = db_query_range('SELECT GREATEST(IF(c.last_comment_timestamp IS NULL, 0, c.last_comment_timestamp), n.changed) as last_change, n.nid FROM {node} n LEFT JOIN {node_comment_statistics} c ON n.nid = c.nid WHERE n.status = 1 AND ((GREATEST(n.changed, c.last_comment_timestamp) = %d AND n.nid > %d) OR (n.changed > %d OR c.last_comment_timestamp > %d)) ORDER BY GREATEST(n.changed, c.last_comment_timestamp) ASC, n.nid ASC', $last, $last_nid, $last, $last, $last, 0, $limit);
+ $result = db_query_range("SELECT n.nid FROM {node} n LEFT JOIN {search_dataset} d ON d.type = 'node' AND d.sid = n.nid WHERE d.sid IS NULL OR d.reindex <> 0 ORDER BY d.reindex ASC, n.nid ASC", 0, $limit);
while ($node = db_fetch_object($result)) {
- $last_change = $node->last_change;
- $last_nid = $node->nid;
- $node = node_load($node->nid);
+ _node_index_node($node);
+ }
+}
- // Build the node body.
- $node->build_mode = NODE_BUILD_SEARCH_INDEX;
- $node = node_build_content($node, FALSE, FALSE);
- $node->body = drupal_render($node->content);
+/**
+ * Index a single node
+ */
+function _node_index_node($node) {
+ $node = node_load($node->nid);
- $text = '
'. check_plain($node->title) .'
'. $node->body;
+ // save the changed time of the most recent indexed node, for the search results half-life calculation
+ variable_set('node_cron_last', $node->changed);
- // Fetch extra data normally not visible
- $extra = node_invoke_nodeapi($node, 'update index');
- foreach ($extra as $t) {
- $text .= $t;
- }
+ // Build the node body.
+ $node->build_mode = NODE_BUILD_SEARCH_INDEX;
+ $node = node_build_content($node, FALSE, FALSE);
+ $node->body = drupal_render($node->content);
- // Update index
- search_index($node->nid, 'node', $text);
+ $text = ''. check_plain($node->title) .'
'. $node->body;
+
+ // Fetch extra data normally not visible
+ $extra = node_invoke_nodeapi($node, 'update index');
+ foreach ($extra as $t) {
+ $text .= $t;
}
+
+ // Update index
+ search_index($node->nid, 'node', $text);
}
/**
Index: modules/search/search.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/search/search.module,v
retrieving revision 1.235
diff -u -u -p -r1.235 search.module
--- modules/search/search.module 5 Sep 2007 08:39:57 -0000 1.235
+++ modules/search/search.module 25 Sep 2007 23:52:52 -0000
@@ -229,9 +229,11 @@ function search_wipe($sid = NULL, $type
}
else {
db_query("DELETE FROM {search_dataset} WHERE sid = %d AND type = '%s'", $sid, $type);
- db_query("DELETE FROM {search_index} WHERE fromsid = %d AND fromtype = '%s'", $sid, $type);
- // When re-indexing, keep link references
- db_query("DELETE FROM {search_index} WHERE sid = %d AND type = '%s'". ($reindex ? " AND fromsid = 0" : ''), $sid, $type);
+ db_query("DELETE FROM {search_index} WHERE sid = %d AND type = '%s'", $sid, $type);
+ // Don't remove links if re-indexing.
+ if (!$reindex) {
+ db_query("DELETE FROM {search_node_links} WHERE sid = %d AND type = '%s'", $sid, $type);
+ }
}
}
@@ -345,7 +347,7 @@ function search_expand_cjk($matches) {
// FIFO queue of characters
$chars = array();
// Begin loop
- for ($i = 0; $i < $l; ++$i) {
+ for ($i = 0; $i < $l; ++ $i) {
// Grab next character
$current = drupal_substr($str, 0, 1);
$str = substr($str, strlen($current));
@@ -527,23 +529,26 @@ function search_index($sid, $type, $text
$word = (int)ltrim($word, '-0');
}
+ // Links score mainly for the target.
if ($link) {
if (!isset($results[$linknid])) {
$results[$linknid] = array();
}
- $results[$linknid][$word] += $score * $focus;
+ $results[$linknid][] = $word;
+ // Reduce score of the link caption in the source.
+ $focus *= 0.2;
}
- else {
- if (!isset($results[0][$word])) {
- $results[0][$word] = 0;
- }
- $results[0][$word] += $score * $focus;
- // Focus is a decaying value in terms of the amount of unique words up to this point.
- // From 100 words and more, it decays, to e.g. 0.5 at 500 words and 0.3 at 1000 words.
- $focus = min(1, .01 + 3.5 / (2 + count($results[0]) * .015));
+ // Fall-through
+ if (!isset($results[0][$word])) {
+ $results[0][$word] = 0;
}
+ $results[0][$word] += $score * $focus;
+
+ // Focus is a decaying value in terms of the amount of unique words up to this point.
+ // From 100 words and more, it decays, to e.g. 0.5 at 500 words and 0.3 at 1000 words.
+ $focus = min(1, .01 + 3.5 / (2 + count($results[0]) * .015));
}
- $tagwords++;
+ $tagwords ++;
// Too many words inside a single tag probably mean a tag was accidentally left open.
if (count($tagstack) && $tagwords >= 15) {
$tagstack = array();
@@ -558,7 +563,7 @@ function search_index($sid, $type, $text
search_wipe($sid, $type, TRUE);
// Insert cleaned up data into dataset
- db_query("INSERT INTO {search_dataset} (sid, type, data) VALUES (%d, '%s', '%s')", $sid, $type, $accum);
+ db_query("INSERT INTO {search_dataset} (sid, type, data, reindex) VALUES (%d, '%s', '%s', %d)", $sid, $type, $accum, 0);
// Insert results into search index
foreach ($results[0] as $word => $score) {
@@ -567,13 +572,80 @@ function search_index($sid, $type, $text
}
unset($results[0]);
- // Now insert links to nodes
+ // Get all previous links from this item.
+ $result = db_query("SELECT nid, caption FROM {search_node_links} WHERE sid = %d AND type = '%s'", $sid, $type);
+ $links = array();
+ while ($link = db_fetch_object($result)) {
+ $links[$link->nid] = $link->caption;
+ }
+
+ // Now store links to nodes.
foreach ($results as $nid => $words) {
- foreach ($words as $word => $score) {
- db_query("INSERT INTO {search_index} (word, sid, type, fromsid, fromtype, score) VALUES ('%s', %d, '%s', %d, '%s', %f)", $word, $nid, 'node', $sid, $type, $score);
- search_dirty($word);
+ $caption = implode(' ', $words);
+ if (isset($links[$nid])) {
+ if ($links[$nid] != $caption) {
+ // Update the existing link and mark the node for reindexing.
+ db_query("UPDATE {search_node_links} SET caption = '%s' WHERE sid = %d AND type = '%s' AND nid = %d", $caption, $sid, $type, $nid);
+ search_touch_node($nid);
+ }
+ // Unset the link to mark it as processed.
+ unset($links[$nid]);
+ }
+ else {
+ // Insert the existing link and mark the node for reindexing.
+ db_query("INSERT INTO {search_node_links} (caption, sid, type, nid) VALUES ('%s', %d, '%s', %d)", $caption, $sid, $type, $nid);
+ search_touch_node($nid);
}
}
+ // Any left-over links in $links no longer exist. Delete them and mark the nodes for reindexing.
+ foreach ($links as $nid) {
+ db_query("DELETE FROM {search_node_links} WHERE sid = %d AND type = '%s' AND nid = %d", $sid, $type, $nid);
+ search_touch_node($nid);
+ }
+}
+
+/**
+ * Change a node's changed timestamp to now to force reindexing.
+ */
+function search_touch_node($nid) {
+ db_query("UPDATE {search_dataset} SET reindex = %d WHERE sid = %d AND type = 'node'", time(), $nid);
+}
+
+/**
+ * Implementation of hook_nodeapi().
+ */
+function search_nodeapi(&$node, $op, $teaser = NULL, $page = NULL) {
+ switch ($op) {
+ // Transplant links to a node into the target node.
+ case 'update index':
+ $result = db_query("SELECT caption FROM {search_node_links} WHERE nid = %d", $node->nid);
+ $output = array();
+ while ($link = db_fetch_object($result)) {
+ $output[] = $link->caption;
+ }
+ return '('. implode(', ', $output) .')';
+ // Reindex the node when it is updated. The node is automatically indexed
+ // when it is added, simply by being added to the node table.
+ case 'update':
+ search_touch_node($node->nid);
+ break;
+ }
+}
+
+/**
+ * Implementation of hook_comment().
+ */
+function search_comment($a1, $op) {
+ switch ($op) {
+ // Reindex the node when comments are added or changed
+ case 'insert':
+ case 'update':
+ case 'delete':
+ case 'publish':
+ case 'unpublish':
+ search_touch_node($a1['nid']);
+ break;
+ }
}
/**
@@ -616,6 +688,7 @@ function search_parse_query($text) {
// Classify tokens
$or = FALSE;
+ $or_warning = FALSE;
foreach ($matches as $match) {
$phrase = FALSE;
// Strip off phrase quotes
@@ -645,6 +718,9 @@ function search_parse_query($text) {
}
// Plain keyword
else {
+ if ($match[2] == 'or') {
+ $or_warning = TRUE;
+ }
if ($or) {
// Add to last element (which is an array)
$keys['positive'][count($keys['positive']) - 1] = array_merge($keys['positive'][count($keys['positive']) - 1], $words);
@@ -704,9 +780,9 @@ function search_parse_query($text) {
$query = implode(' AND ', $query);
// Build word-index conditions for the first pass
- $query2 = substr(str_repeat("i.word = '%s' OR ", count($arguments2)), 0, -4);
+ $query2 = 'i.word IN ('. implode(', ', array_fill(0, count($arguments2), "'%s'")) .')';
- return array($query, $arguments, $query2, $arguments2, $matches);
+ return array($query, $arguments, $query2, $arguments2, $matches, $or_warning);
}
/**
@@ -723,7 +799,7 @@ function _search_parse_query(&$word, &$s
$s = $num ? ((int)ltrim($s, '-0')) : $s;
if (!isset($scores[$s])) {
$scores[$s] = $s;
- $count++;
+ $count ++;
}
}
}
@@ -738,28 +814,18 @@ function _search_parse_query(&$word, &$s
* This function is normally only called by each module that support the
* indexed search (and thus, implements hook_update_index()).
*
- * Two queries are performed which can be extended by the caller.
+ * search_index table contains:
*
- * The first query selects a set of possible matches based on the search index
- * and any extra given restrictions. This is the classic "OR" search.
- *
- * SELECT i.type, i.sid, SUM(i.score*t.count) AS relevance
- * FROM {search_index} i
- * INNER JOIN {search_total} t ON i.word = t.word
- * $join1
- * WHERE $where1 AND (...)
- * GROUP BY i.type, i.sid
- *
- * The second query further refines this set by verifying advanced text
- * conditions (such as AND, negative or phrase matches), and orders the results
- * on a the column or expression 'score':
- *
- * SELECT i.type, i.sid, $select2
- * FROM temp_search_sids i
- * INNER JOIN {search_dataset} d ON i.sid = d.sid AND i.type = d.type
- * $join2
- * WHERE (...)
- * ORDER BY score DESC
+ * object identifier
+ * word
+ * relevancy of the word inside the object
+ *
+ * For example, for nodes we store the nid, the word and it's relevancy
+ * score. do_search groups the words belonging to one node (or other
+ * searchable object) and count how many of the search terms appear in
+ * this group: if terms are connected with AND then this count must be
+ * the number of search terms. If terms are connected with OR then this
+ * count must be more than zero.
*
* @param $keywords
* A search string as entered by the user.
@@ -778,18 +844,6 @@ function _search_parse_query(&$word, &$s
* @param $arguments1
* (optional) Extra SQL arguments belonging to the first query.
*
- * @param $select2
- * (optional) Inserted into the SELECT pat of the second query. Must contain
- * a column selected as 'score'.
- * defaults to 'i.relevance AS score'
- *
- * @param $join2
- * (optional) Inserted into the JOIN par of the second SQL query.
- * For example "INNER JOIN {node_comment_statistics} n ON n.nid = i.sid"
- *
- * @param $arguments2
- * (optional) Extra SQL arguments belonging to the second query parameter.
- *
* @param $sort_parameters
* (optional) SQL arguments for sorting the final results.
* Default: 'ORDER BY score DESC'
@@ -799,40 +853,40 @@ function _search_parse_query(&$word, &$s
*
* @ingroup search
*/
-function do_search($keywords, $type, $join1 = '', $where1 = '1', $arguments1 = array(), $select2 = 'i.relevance AS score', $join2 = '', $arguments2 = array(), $sort_parameters = 'ORDER BY score DESC') {
- $query = search_parse_query($keywords);
+function do_search($keywords, $type, $columns = '%relevance AS relevance', $column_arguments = array(), $join = '', $where = '1', $arguments = array(), $sort_parameters = 'ORDER BY relevance DESC') {
+ $parsed = search_parse_query($keywords);
- if ($query[2] == '') {
+ if ($parsed[2] == '') {
form_set_error('keys', t('You must include at least one positive keyword with @count characters or more.', array('@count' => variable_get('minimum_word_size', 3))));
}
- if ($query === NULL || $query[0] == '' || $query[2] == '') {
+ if ($parsed[5]) {
+ form_set_error('keys', t('Try uppercase "OR" to search for either of two terms.'));
+ }
+ if ($parsed === NULL || ($parsed[0] == '' && $parsed[2] == '')) {
return array();
}
- // First pass: select all possible matching sids, doing a simple index-based OR matching on the keywords.
- // 'matches' is used to reject those items that cannot possibly match the query.
- $conditions = $where1 .' AND ('. $query[2] .") AND i.type = '%s'";
- $arguments = array_merge($arguments1, $query[3], array($type, $query[4]));
- $result = db_query_temporary("SELECT i.type, i.sid, SUM(i.score * t.count) AS relevance, COUNT(*) AS matches FROM {search_index} i INNER JOIN {search_total} t ON i.word = t.word $join1 WHERE $conditions GROUP BY i.type, i.sid HAVING COUNT(*) >= %d", $arguments, 'temp_search_sids');
-
- // Calculate maximum relevance, to normalize it
- $normalize = db_result(db_query('SELECT MAX(relevance) FROM temp_search_sids'));
- if (!$normalize) {
- return array();
+ if (count($parsed[1])) {
+ $join .= " INNER JOIN {search_dataset} d ON i.sid = d.sid";
+ $where .= "AND $parsed[0]";
+ $arguments = array_merge($arguments, $parsed[1]);
}
- $select2 = str_replace('i.relevance', '('. (1.0 / $normalize) .' * i.relevance)', $select2);
- // Second pass: only keep items that match the complicated keywords conditions (phrase search, negative keywords, ...)
- $conditions = '('. $query[0] .')';
- $arguments = array_merge($arguments2, $query[1]);
- $result = db_query_temporary("SELECT i.type, i.sid, $select2 FROM temp_search_sids i INNER JOIN {search_dataset} d ON i.sid = d.sid AND i.type = d.type $join2 WHERE $conditions $sort_parameters", $arguments, 'temp_search_results');
- if (($count = db_result(db_query('SELECT COUNT(*) FROM temp_search_results'))) == 0) {
- return array();
+ $sql = "FROM {search_index} i INNER JOIN {search_total} t ON i.word = t.word $join WHERE $where AND $parsed[2] AND i.type = '%s' GROUP BY i.type, i.sid";
+ $arguments = array_merge($arguments, $parsed[3], array($type));
+ if ($parsed[4] > 1) {
+ $sql .= " HAVING COUNT(*) = %d";
+ $arguments[] = $parsed[4];
}
- $count_query = "SELECT $count";
+ $sql .= " $sort_parameters";
+
+ $columns = str_replace('%relevance', 'SUM(i.score * t.count)', $columns);
+ $query = "SELECT i.type, i.sid, COUNT(*) AS matches, $columns $sql";
+
+ $count_query = "SELECT COUNT(*) $sql";
// Do actual search query
- $result = pager_query("SELECT * FROM temp_search_results", 10, 0, $count_query);
+ $result = pager_query($query, 10, 0, $count_query, array_merge($column_arguments, $arguments));
$results = array();
while ($item = db_fetch_object($result)) {
$results[] = $item;
Index: modules/search/search.schema
===================================================================
RCS file: /cvs/drupal/drupal/modules/search/search.schema,v
retrieving revision 1.3
diff -u -u -p -r1.3 search.schema
--- modules/search/search.schema 15 Jul 2007 10:09:21 -0000 1.3
+++ modules/search/search.schema 25 Sep 2007 23:52:52 -0000
@@ -6,7 +6,8 @@ function search_schema() {
'fields' => array(
'sid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
'type' => array('type' => 'varchar', 'length' => 16, 'not null' => FALSE),
- 'data' => array('type' => 'text', 'not null' => TRUE, 'size' => 'big')
+ 'data' => array('type' => 'text', 'not null' => TRUE, 'size' => 'big'),
+ 'reindex' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
),
'indexes' => array('sid_type' => array('sid', 'type')),
);
@@ -16,25 +17,33 @@ function search_schema() {
'word' => array('type' => 'varchar', 'length' => 50, 'not null' => TRUE, 'default' => ''),
'sid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
'type' => array('type' => 'varchar', 'length' => 16, 'not null' => FALSE),
- 'fromsid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
- 'fromtype' => array('type' => 'varchar', 'length' => 16, 'not null' => FALSE),
- 'score' => array('type' => 'float', 'not null' => FALSE)
+ 'score' => array('type' => 'float', 'not null' => FALSE),
),
'indexes' => array(
- 'from_sid_type' => array('fromsid', 'fromtype'),
'sid_type' => array('sid', 'type'),
- 'word' => array('word')
+ 'word' => array('word'),
),
+ 'unique keys' => array('word_sid_type' => array('word', 'sid', 'type')),
);
$schema['search_total'] = array(
'fields' => array(
'word' => array('type' => 'varchar', 'length' => 50, 'not null' => TRUE, 'default' => ''),
- 'count' => array('type' => 'float', 'not null' => FALSE)
+ 'count' => array('type' => 'float', 'not null' => FALSE),
),
'primary key' => array('word'),
);
+ $schema['search_node_links'] = array(
+ 'fields' => array(
+ 'sid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
+ 'type' => array('type' => 'varchar', 'length' => 16, 'not null' => TRUE, 'default' => ''),
+ 'nid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
+ 'caption' => array('type' => 'text', 'size' => 'big', 'not null' => FALSE),
+ ),
+ 'primary key' => array('sid', 'type', 'nid'),
+ 'indexes' => array('nid' => array('nid')),
+ );
+
return $schema;
}
-
Index: modules/system/system.install
===================================================================
RCS file: /cvs/drupal/drupal/modules/system/system.install,v
retrieving revision 1.153
diff -u -u -p -r1.153 system.install
--- modules/system/system.install 14 Sep 2007 17:46:32 -0000 1.153
+++ modules/system/system.install 25 Sep 2007 23:52:53 -0000
@@ -3766,6 +3766,54 @@ function system_update_6032() {
}
/**
+ * Drop and recreate the search index.
+ */
+function system_update_6033() {
+ $ret = array();
+ if (db_table_exists('search_index')) {
+ // Create the search_dataset.reindex column.
+ db_add_field($ret, 'seach_dataset', 'reindex', array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0));
+
+ // Drop the search_index.from fields which are no longer used.
+ db_drop_index($ret, 'search_index', 'from_sid_type');
+ db_drop_field($ret, 'search_index', 'from_sid');
+ db_drop_field($ret, 'search_index', 'from_type');
+
+ // Create the search_node_links Table.
+ $search_node_links_schema = array(
+ 'fields' => array(
+ 'sid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
+ 'type' => array('type' => 'varchar', 'length' => 16, 'not null' => TRUE, 'default' => ''),
+ 'nid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
+ 'caption' => array('type' => 'text', 'size' => 'big', 'not null' => FALSE),
+ ),
+ 'primary key' => array('sid', 'type', 'nid'),
+ 'indexes' => array('nid' => array('nid')),
+ );
+ db_create_table($ret, 'search_node_links', $search_node_links_schema);
+
+ // with the change to search_dataset.reindex, the search queue is handled differently,
+ // and this is no longer needed
+ variable_del('node_cron_last');
+
+ // Everything needs to be reindexed.
+ $ret[] = update_sql("UPDATE {search_dataset} SET reindex = 1");
+
+ // Add a unique index for the search_index.
+ // Since it's possible that some existing sites have duplicates,
+ // create the index using the IGNORE keyword, which ignores duplicate errors.
+ // However, pgsql doesn't support it
+ if ($GLOBALS['db_type'] == 'mysql') {
+ $ret[] = update_sql("ALTER IGNORE TABLE {search_index} ADD UNIQUE KEY sid_word_type (sid, word, type)");
+ }
+ else {
+ db_add_unique_key($ret, 'search_index', 'sid_word_type', array('sid', 'word', 'type'));
+ }
+ }
+ return $ret;
+}
+
+/**
* @} End of "defgroup updates-5.x-to-6.x"
* The next series of updates should start at 7000.
*/