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Diffstat (limited to 'engine/lib/upgrade.php')
-rw-r--r--engine/lib/upgrade.php104
1 files changed, 77 insertions, 27 deletions
diff --git a/engine/lib/upgrade.php b/engine/lib/upgrade.php
index 85810956b..dc3911062 100644
--- a/engine/lib/upgrade.php
+++ b/engine/lib/upgrade.php
@@ -20,15 +20,15 @@ function upgrade_code($version, $quiet = FALSE) {
$version = (int) $version;
$upgrade_path = elgg_get_config('path') . 'engine/lib/upgrades/';
- $processed_upgrades = unserialize(datalist_get('processed_upgrades'));
- // the day we started the new upgrade names
- $upgrade_epoch = 2011021700;
+ $processed_upgrades = elgg_get_processed_upgrades();
+ // upgrading from 1.7 to 1.8. Need to bootstrap.
if (!$processed_upgrades) {
- $processed_upgrades = array();
- }
+ elgg_upgrade_bootstrap_17_to_18();
- $upgrades = array();
+ // grab accurate processed upgrades
+ $processed_upgrades = elgg_get_processed_upgrades();
+ }
$upgrade_files = elgg_get_upgrade_files($upgrade_path);
@@ -36,23 +36,7 @@ function upgrade_code($version, $quiet = FALSE) {
return false;
}
- // if before the new upgrade system, run through all upgrades and check
- // version number. After the upgrade epoch, pull run upgrades from db
- if ($version < $upgrade_epoch) {
- foreach ($upgrade_files as $upgrade_file) {
- $upgrade_version = elgg_get_upgrade_file_version($upgrade_file);
-
- if ($version < $upgrade_version) {
- $upgrades[] = $upgrade_file;
- } else {
- // set this upgrade as processed so that we don't run it again
- $processed_upgrades[] = $upgrade_file;
- }
- }
- } else {
- // add any upgrades that haven't been run to the upgrades list
- $upgrades = elgg_get_unprocessed_upgrades($upgrade_files, $processed_upgrades);
- }
+ $upgrades = elgg_get_unprocessed_upgrades($upgrade_files, $processed_upgrades);
// Sort and execute
sort($upgrades);
@@ -67,7 +51,7 @@ function upgrade_code($version, $quiet = FALSE) {
try {
if (!@include("$upgrade_path/$upgrade")) {
$success = false;
- error_log($e->getmessage());
+ error_log("Could not include $upgrade_path/$upgrade");
}
} catch (Exception $e) {
$success = false;
@@ -76,6 +60,7 @@ function upgrade_code($version, $quiet = FALSE) {
} else {
if (!include("$upgrade_path/$upgrade")) {
$success = false;
+ error_log("Could not include $upgrade_path/$upgrade");
}
}
@@ -84,13 +69,12 @@ function upgrade_code($version, $quiet = FALSE) {
$processed_upgrades[] = $upgrade;
// don't set the version to a lower number in instances where an upgrade
- // has been merged from a lower version
+ // has been merged from a lower version of Elgg
if ($upgrade_version > $version) {
datalist_set('version', $upgrade_version);
}
- $processed_upgrades = array_unique($processed_upgrades);
- datalist_set('processed_upgrades', serialize($processed_upgrades));
+ elgg_set_processed_upgrades($processed_upgrades);
} else {
return false;
}
@@ -100,6 +84,29 @@ function upgrade_code($version, $quiet = FALSE) {
}
/**
+ * Saves the processed upgrades to a dataset.
+ *
+ * @param array $processed_upgrades An array of processed upgrade filenames
+ * (not the path, just the file)
+ * @return bool
+ */
+function elgg_set_processed_upgrades(array $processed_upgrades) {
+ $processed_upgrades = array_unique($processed_upgrades);
+ return datalist_set('processed_upgrades', serialize($processed_upgrades));
+}
+
+/**
+ * Gets a list of processes upgrades
+ *
+ * @return mixed Array of processed upgrade filenames or false
+ */
+function elgg_get_processed_upgrades() {
+ $upgrades = datalist_get('processed_upgrades');
+ $unserialized = unserialize($upgrades);
+ return $unserialized;
+}
+
+/**
* Returns the version of the upgrade filename.
*
* @param string $filename The upgrade filename. No full path.
@@ -248,3 +255,46 @@ function version_upgrade() {
return false;
}
+
+/**
+ * Boot straps into 1.8 upgrade system from 1.7
+ *
+ * This runs all the 1.7 upgrades, then sets the processed_upgrades to all existing 1.7 upgrades.
+ * Control is then passed back to the main upgrade function which detects and runs the
+ * 1.8 upgrades, regardless of filename convention.
+ *
+ * @return bool
+ */
+function elgg_upgrade_bootstrap_17_to_18() {
+ $db_version = (int) datalist_get('version');
+
+ // the 1.8 upgrades before the upgrade system change that are interspersed with 1.7 upgrades.
+ $upgrades_18 = array(
+ '2010111501.php',
+ '2010121601.php',
+ '2010121602.php',
+ '2010121701.php',
+ '2010123101.php',
+ '2011010101.php',
+ );
+
+ $upgrades_17 = array();
+ $upgrade_files = elgg_get_upgrade_files();
+ $processed_upgrades = array();
+
+ foreach ($upgrade_files as $upgrade_file) {
+ // ignore if not in 1.7 format or if it's a 1.8 upgrade
+ if (in_array($upgrade_file, $upgrades_18) || !preg_match("/[0-9]{10}\.php/", $upgrade_file)) {
+ continue;
+ }
+
+ $upgrade_version = elgg_get_upgrade_file_version($upgrade_file);
+
+ // this has already been run in a previous 1.7.X -> 1.7.X upgrade
+ if ($upgrade_version < $db_version) {
+ $processed_upgrades[] = $upgrade_file;
+ }
+ }
+
+ return elgg_set_processed_upgrades($processed_upgrades);
+}