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MDL-20191 more plugin uninstall cleanup and improvements

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This commit is contained in:
skodak 2009-09-01 09:26:43 +00:00
parent c927b7cf8e
commit 2138244c03
1 changed files with 20 additions and 36 deletions
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48
lib/adminlib.php
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@ -131,13 +131,8 @@ function uninstall_plugin($type, $name) {
global $CFG, $DB, $OUTPUT;
// recursively uninstall all the subplugins first
try {
$subpluginlocations = plugin_supports($type, $name, FEATURE_MOD_SUBPLUGINS);
} catch (Exception $e) {
// the plugin does not support plugin_supports() yet - this is probably a subplugin
$subpluginlocations = null;
}
if (!empty($subpluginlocations)) {
if (is_array($subpluginlocations)) {
foreach ($subpluginlocations as $subplugintype => $notusedlocationpath) {
$subplugins = get_plugin_list($subplugintype);
foreach ($subplugins as $subpluginname => $notusedpluginpath) {
@ -146,15 +141,22 @@ function uninstall_plugin($type, $name) {
}
}
$pluginname = $type . '_' . $name; // eg. 'qtype_multichoice' or 'workshopgrading_accumulative'
$component = $type . '_' . $name; // eg. 'qtype_multichoice' or 'workshopgrading_accumulative' or 'mod_forum'
if ($type === 'mod') {
$pluginname = $name; // eg. 'forum'
$strpluginname = get_string('modulename', $pluginname);
} else {
$pluginname = $component;
$strpluginname = get_string('pluginname', $pluginname); // replaces string 'modulename'
}
echo $OUTPUT->heading($pluginname);
$plugindirectory = get_plugin_directory($type, $name);
$uninstalllib = $plugindirectory . '/db/uninstall.php';
if (file_exists($uninstalllib)) {
require_once($uninstalllib);
$uninstallfunction = $pluginname . '_uninstall'; // eg. 'mod_workshop_uninstall()'
$uninstallfunction = 'xmldb_' . $pluginname . '_uninstall'; // eg. 'xmldb_workshop_uninstall()'
if (function_exists($uninstallfunction)) {
if (!$uninstallfunction()) {
echo $OUTPUT->notification('Encountered a problem running uninstall function for '. $pluginname);
@ -165,9 +167,6 @@ function uninstall_plugin($type, $name) {
if ('mod' === $type) {
// perform cleanup tasks specific for activity modules
$pluginname = $name; // activity modules are expceptions for historical reasons
$strpluginname = get_string('modulename', $pluginname); // exception again - to be replaced in all langpacks
if (!$module = $DB->get_record('modules', array('name' => $name))) {
print_error('moduledoesnotexist', 'error');
}
@ -190,9 +189,7 @@ function uninstall_plugin($type, $name) {
$DB->execute($sql, array($module->id));
// delete all the course module records
if (!$DB->delete_records('course_modules', array('module' => $module->id))) {
echo $OUTPUT->notification("Error occurred while deleting all $strpluginname records in course_modules table");
}
$DB->delete_records('course_modules', array('module' => $module->id));
// delete module contexts
if ($coursemods) {
@ -204,9 +201,7 @@ function uninstall_plugin($type, $name) {
}
// delete the module entry itself
if (!$DB->delete_records('modules', array('name' => $module->name))) {
echo $OUTPUT->notification("Error occurred while deleting the $strpluginname record from modules table");
}
$DB->delete_records('modules', array('name' => $module->name));
// cleanup the gradebook
require_once($CFG->libdir.'/gradelib.php');
@ -228,32 +223,21 @@ function uninstall_plugin($type, $name) {
// perform clean-up taks common for all the plugin/subplugin types
// delete calendar events
if (!$DB->delete_records('event', array('modulename' => $pluginname))) {
echo $OUTPUT->notification("Error occurred while deleting all $strpluginname records in calendar event table");
}
$DB->delete_records('event', array('modulename' => $pluginname));
// delete all the logs
if (!$DB->delete_records('log', array('module' => $pluginname))) {
echo $OUTPUT->notification("Error occurred while deleting all $strpluginname records in log table");
}
$DB->delete_records('log', array('module' => $pluginname));
// delete log_display information
if (!$DB->delete_records('log_display', array('module' => $pluginname))) {
echo $OUTPUT->notification("Error occurred while deleting all $strpluginname records in log_display table");
}
$DB->delete_records('log_display', array('module' => $pluginname));
// delete the module configuration records
if (!unset_all_config_for_plugin($pluginname)) {
echo $OUTPUT->notification(get_string('errordeletingconfig', 'admin', $strpluginname));
}
unset_all_config_for_plugin($pluginname);
// delete the plugin tables
$xmldbfilepath = $plugindirectory . '/db/install.xml';
drop_plugin_tables($pluginname, $xmldbfilepath, false);
// the following functions do not accept $pluginname
$component = get_plugin_directory($type, $name, false); // eg. 'mod/forum'
// delete the capabilities that were defined by this module
capabilities_cleanup($component);