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-rwxr-xr-xgl2drupal.php170
1 files changed, 122 insertions, 48 deletions
diff --git a/gl2drupal.php b/gl2drupal.php
index e9b0b22..952eebc 100755
--- a/gl2drupal.php
+++ b/gl2drupal.php
@@ -2,19 +2,23 @@
<?php
/**
- * gl2drupal.php
- * @author filipp@mac.com
- * @version 20081019
- * @todo
- * - http://drupal.org/node/132202
- * - drupal.history?
- * Import Geeklog users, stories, comments, forums, polls and downloads
- * afp548.com modules: Forum, Search, Profile
- * 11.11.08 user privileges (authenticated, admin)
- * 17.11.08 working on threading
- * 18.12.08 forum posts and comments
+ * gl2drupal.php
+ * Convert Geeklog site to Drupal
+ * @author filipp@mac.com
+ * @version 20081019
+ * @todo
+ * - http://drupal.org/node/132202
+ * - drupal.history?
+ * Import Geeklog users, stories, comments, forums, polls and downloads
+ * afp548.com modules: Forum, Search, Profile
+ * 11.11.08 user privileges (authenticated, admin)
+ * 17.11.08 working on threading
+ * 18.12.08 forum posts and comments
*/
+ini_set('display_errors', 'On');
+error_reporting(E_ALL|E_STRICT);
+
// All arguments are mandatory
$args = array(
'h' => 'DBhost',
@@ -34,13 +38,13 @@ foreach ($args as $k => $v) {
}
$dbpw = $opts['p'];
-$dbhost = $opts['h'];
+$dbhost = $opts['h'] . ":/Applications/MAMP/tmp/mysql/mysql.sock";
$dbuser = $opts['u'];
$drupal_db = $opts['d'];
$geeklog_db = $opts['g'];
-
$gl_tbl_prefix = "gl_";
-$db = mysql_connect($dbhost, $dbuser, $dbpw) or die(mysql_error() . "\n");
+
+$db = mysql_connect($dbhost, $dbuser, $dbpw) or exit(mysql_error() . "\n");
// Add users
mysql_query("DELETE FROM {$drupal_users}.users");
@@ -103,6 +107,7 @@ mysql_query("ALTER TABLE {$geeklog_db}.{$gl_tbl_prefix}stories DROP PRIMARY KEY"
$sql = "ALTER TABLE {$geeklog_db}.{$gl_tbl_prefix}stories ADD `idx` INT AUTO_INCREMENT PRIMARY KEY";
mysql_query($sql);
+// Clear all previous content
mysql_query("DELETE FROM {$drupal_db}.node");
$sql =<<<EOS
@@ -118,7 +123,7 @@ INSERT INTO {$drupal_db}.node
UNIX_TIMESTAMP(date),
2,
1
- FROM geeklog.{$gl_tbl_prefix}stories);
+ FROM {$geeklog_db}.{$gl_tbl_prefix}stories);
EOS;
query($sql, "Importing headlines");
@@ -138,7 +143,7 @@ INSERT INTO {$drupal_db}.node_revisions
FROM {$geeklog_db}.{$gl_tbl_prefix}stories)
EOS;
-query( $sql, "Importing stories" );
+query($sql, "Importing stories");
/**
* Import article comments
@@ -153,6 +158,8 @@ query( $sql, "Importing stories" );
* 02.00/ -> First comment to the second comment
* 02.00.00/ -> Second comment to the first comment of the second comment
*/
+
+// Clear all old comments
mysql_query("DELETE FROM {$drupal_db}.comments");
$sql =<<<EOS
@@ -171,35 +178,17 @@ SELECT pid,
FROM {$geeklog_db}.{$gl_tbl_prefix}comments, {$geeklog_db}.{$gl_tbl_prefix}stories, {$geeklog_db}.{$gl_tbl_prefix}users
WHERE {$gl_tbl_prefix}stories.sid = {$gl_tbl_prefix}comments.sid
AND {$gl_tbl_prefix}users.uid = {$gl_tbl_prefix}comments.uid
- ORDER BY {$gl_tbl_prefix}comments.sid, {$gl_tbl_prefix}comments.lft ASC
+ AND {$gl_tbl_prefix}comments.type = 'article'
+ ORDER BY {$gl_tbl_prefix}comments.sid, {$gl_tbl_prefix}comments.cid ASC
+/* ORDER BY {$gl_tbl_prefix}comments.sid, {$gl_tbl_prefix}comments.lft ASC*/
EOS;
$result = mysql_query($sql);
-
/**
- * Flatten a modified pre-order traversal structure
- * into the Drupal form.
- * @param
- * @return (string) a "node's" full path in Drupal notation
- */
-function flatpot($lft, $rht, $indent, $current = '')
-{
- $sql = "SELECT lft, rht, indent
- FROM gl_comments
- WHERE lft < $lft AND rht > $rht
- ORDER BY lft ASC";
- $result = mysql_query($sql);
- while ($row = mysql_fetch_assoc($result)) {
- $path = $current .
- $out .= flatpot($row['lft'], $row['rht'], $row['indent'], $path);
- }
- return $out;
-}
-
-/**
- * Convert GL "pre-order traversal" to Drupal "notation"
+ * Convert GL "pre-order traversal" to Drupal's "vancode"
* http://www.sitepoint.com/article/hierarchical-data-database/2/
+ * http://drupal.org/node/97327
* Since we order by lft, we know that the next row always comes "after" the current one.
* We only have to determine if it's a child or a sibling, which we should get from the indent.
* 1 2 0 01/
@@ -210,8 +199,45 @@ function flatpot($lft, $rht, $indent, $current = '')
*/
$sid = 0;
while ($row = mysql_fetch_array($result))
-{
- // Process these by chunks of "stories"
+{
+ // parts of this borrowed from Drupal's comment.module
+/*
+ // pid == 0 means comment is top level (no parent)
+ if ($row['pid'] == 0) {
+ $sql = "SELECT MAX(thread) FROM {$drupal_db}.comments WHERE nid = {$row['idx']}";
+ $max = mysql_result(mysql_query($sql), 0);
+ // Strip the "/" from the end of the thread.
+ $max = rtrim($max, '/');
+ // Finally, build the thread field for this new comment.
+ $thread = int2vancode(vancode2int($max) + 1) .'/';
+// $sql = "SELECT MAX(thread) FROM {$drupal_db}.comments WHERE thread LIKE '%s.%%' AND nid = %d";
+ } else {
+ // This comment has a parent
+ $sql = "SELECT `thread` FROM {$drupal_db}.comments WHERE cid = {$row['pid']}";
+ $parent = mysql_result(mysql_query($sql), 0);
+
+ // Get the max value in _this_ thread.
+ $max = mysql_result(mysql_query("SELECT MAX(thread)
+ FROM {comments} WHERE thread LIKE '{$parent}.%%' AND nid = {$row['idx']}"), 0);
+ if ($max == '') {
+ // First child of this parent.
+ $thread = $parent.'.'. int2vancode(0) .'/';
+ } else {
+ // Strip the "/" at the end of the thread.
+ $max = rtrim($max, '/');
+
+ // We need to get the value at the correct depth.
+ $parts = explode('.', $max);
+ $parent_depth = count(explode('.', $parent));
+ $last = $parts[$parent_depth];
+
+ // Finally, build the thread field for this new comment.
+ $thread = $parent.'.'. int2vancode(vancode2int($last) + 1) .'/';
+ }
+ }
+*/
+
+ // Process these as chunks of "stories"
if ($sid != $row['sid']) {
$sid = $row['sid'];
$indent = (int) $row['indent'];
@@ -230,9 +256,9 @@ while ($row = mysql_fetch_array($result))
print_r($t);
// Build the thread representation
// foreach ($)
- foreach($t as $k => $v) {
- $thread .= str_pad($k)
- }
+// foreach($t as $k => $v) {
+// $thread .= str_pad($k)
+// }
// $thread = $index . str_repeat(".{$index}", $indent) . '/';
$thread = implode('.', $t) . '/';
$comment = mysql_real_escape_string($row['comment']);
@@ -243,10 +269,10 @@ while ($row = mysql_fetch_array($result))
VALUES ({$row['pid']}, {$row['idx']}, {$row['uid']}, '$subject', '$comment',
'{$row['ipaddress']}', {$row['date']}, 0, 1, '{$thread}',
'{$row['username']}', '{$row['email']}')";
-
-// query($insert, "Inserting comment thread $thread");
-
+ query($insert, "Inserting comment thread $thread");
+echo "{$thread}\n";
}
+//exit();
// Remap Anonymous user
$sql = "UPDATE {$drupal_db}.comments SET `uid` = 0 WHERE `uid` = 1";
@@ -267,7 +293,7 @@ INSERT INTO {$drupal_db}.node_comment_statistics
GROUP BY {$gl_tbl_prefix}stories.idx)
EOS;
-query( $sql, "Generating story comment counts" );
+query($sql, "Generating story comment counts");
// Restore forum comment coounts
// Without this forum posts don't show up at all
@@ -438,4 +464,52 @@ function result( $action ) {
return "$out $result\n";
}
+/**
+ * Flatten a modified pre-order traversal structure
+ * into the Drupal form.
+ * @param [string] $lft
+ * @param (string) $rht
+ * @param (string) $indent
+ * @param (string) $current the current path
+ * @return (string) a "node's" full path in Drupal notation
+ */
+function flatpot($lft, $rht, $indent, $current = '')
+{
+ $sql = "SELECT lft, rht, indent
+ FROM gl_comments
+ WHERE lft < $lft AND rht > $rht
+ ORDER BY lft ASC";
+ $result = mysql_query($sql);
+ while ($row = mysql_fetch_assoc($result)) {
+ $path = $current .
+ $out .= flatpot($row['lft'], $row['rht'], $row['indent'], $path);
+ }
+ return $out;
+}
+
+/**
+ * Generate vancode.
+ *
+ * Consists of a leading character indicating length, followed by N digits
+ * with a numerical value in base 36. Vancodes can be sorted as strings
+ * without messing up numerical order.
+ *
+ * It goes:
+ * 00, 01, 02, ..., 0y, 0z,
+ * 110, 111, ... , 1zy, 1zz,
+ * 2100, 2101, ..., 2zzy, 2zzz,
+ * 31000, 31001, ...
+ */
+function int2vancode($i = 0) {
+ $num = base_convert((int)$i, 10, 36);
+ $length = strlen($num);
+ return chr($length + ord('0') - 1) . $num;
+}
+
+/**
+ * Decode vancode back to an integer.
+ */
+function vancode2int($c = '00') {
+ return base_convert(substr($c, 1), 36, 10);
+}
?> \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 01:04:25 +0000