Remake tasks

tasks.php

<?php
#!/usr/bin/env drush

// add -dv to enable debugging
$drush_cmd = "drush";

// local alias
$self_record = drush_sitealias_get_record('@self');
$self_name = '@' . $self_record['#name'];

if (empty($self_record)) {
  return drush_set_error('No bootstrapped site!');
} else {
  drush_print(dt('Rebuilding site for !name', array('!name' => $self_record['#name'])));
}

// prod alias
$prod_record = drush_sitealias_get_record('@' . $self_record['#group'] . '.prod');
$prod_name = '@' . $prod_record['#name'];

// create a temp dir for sites/default
$tmp = drush_tempdir();
drush_copy_dir('sites/default',$tmp.'/default');

// ensure that we are in the root dir of site
$oldir = getcwd();
chdir($self_record['root']);

// execute drush make
drush_log('Drush Making site from git', 'ok');
$cmd = "$drush_cmd make --no-gitinfofile --working-copy -y 'https://raw.github.com/reload/Scleroseforeningen/develop/build_sclerosis.make?login=reload-deploy&token=803ab6f117f8ac471f6a068c7c9511b1' .";
drush_shell_exec_interactive($cmd);

drush_log('Setting up git flow for repo in ' . $self_record['root'] . '/profiles/sclerosis', 'ok');
// change path into the git checkout
chdir($self_record['root'] . '/profiles/sclerosis');

drush_shell_exec('git flow init -d');
drush_shell_exec('git checkout develop');
drush_shell_exec('git branch --set-upstream develop origin/develop');

// back to site root
chdir($self_record['root']);

// make just downloaded an aliases file, update it with the lastest info from aegir
drush_log("Updating prod alias from aegir via $prod_name", 'ok');
$alias_file = $self_record['root'] . '/sites/all/drush/sclerosis.aliases.drushrc.php';

if(!file_exists($alias_file)){
  drush_log("Error while updating alias-file from aegir, could not find " . $alias_file, 'error');
  return;
}
include($alias_file);

// Contact prod aegir and get a db dump.
$eval_array = `drush --ssh-options="-q" $prod_name exec drush provision-alias-export scleroseforeningen.dk`;

// Merge the new info into our template if we get anything.
if (strpos($eval_array, 'array') === 0) {
  eval('$temp_array = ' . $eval_array);
  $env = 'prod';
  $aliases[$env] = array_merge($aliases[$env], $temp_array);
}

// output the new alias file
copy($alias_file, $alias_file . '_backup');
file_put_contents($alias_file, '<?php ' . "\n" . '$aliases = ' . var_export($aliases, TRUE) . ';');
drush_log('Updated local alias from aegir', 'ok');

// change back and fetch temp dir
chdir($oldir);
drush_copy_dir($tmp.'/default','sites/default',TRUE);
drush_delete_tmp_dir($tmp);

// Copy the database from production to local
drush_log("Synchronizing sql data from prod", 'ok');
$cmd = "$drush_cmd -y sql-sync --no-cache $prod_name $self_name";
drush_shell_exec_interactive($cmd);

// sync files folder
// defaults
drush_log("Configuring file paths", 'ok');
$private_path = "sites/default/files";
$public_path = "sites/default/files";

drush_mkdir('sites/scleroseforeningen.dk/private/temp');

$output = `$drush_cmd vget file_private_path --format=export`;
if (!empty($output)) {
  eval($output);
  $private_path = $variables['file_private_path'];
  drush_mkdir($private_path);
}

$output = `$drush_cmd vget file_public_path --format=export`;
if (!empty($output)) {
  eval($output);
  $public_path = $variables['file_public_path'];
  drush_mkdir($public_path);
}

drush_log("Rsyncing $prod_name:private/ $self_name:$private_path", 'ok');
$cmd = "$drush_cmd -y rsync $prod_name:private/ $self_name:$private_path";
drush_shell_exec_interactive($cmd);

drush_log("Rsyncing $prod_name:files/ $self_name:$public_path", 'ok');
$cmd = "$drush_cmd -y rsync $prod_name:files/ $self_name:$public_path";
drush_shell_exec_interactive($cmd);

// Disable modules
$modules = array(
  'backup_migrate',
  'googleanalytics',
  'securepages',
);
foreach ($modules as $module) {
  drush_log("Disabling module \"$module\"", 'ok');
  drush_shell_exec("$drush_cmd pm-disable $module -y");
}

// Download modules
$modules_dl = array ('devel', 'search_api_db', 'ftools');
foreach ($modules_dl as $module){
  drush_log("Downloading module \"$module\"", 'ok');
  drush_shell_exec("$drush_cmd -y dl $module");
}

// Enable modules
$modules = array(
  'search_api_db',
  'devel',
  'views_ui',
  'features_tools',
);
foreach ($modules as $module) {
  drush_log("Enabling module \"$module\"", 'ok');
  drush_shell_exec("$drush_cmd -y en $module");
}

// Disable caching
drush_log("Disabling caching", 'ok');
drush_shell_exec("$drush_cmd vset preprocess_js 0");
drush_shell_exec("$drush_cmd vset cache 0");
drush_shell_exec("$drush_cmd vset preprocess_css 0");

// logging level
drush_shell_exec("$drush_cmd vset error_level 2");

// set site name
drush_log("Setting site name to LOCAL SCL", 'ok');
drush_shell_exec("$drush_cmd vset site_name 'LOCAL SCL'");

drush_log("Setting up local Search Api server", 'ok');
// insert new search server
drush_shell_exec("$drush_cmd sqlq \"INSERT INTO search_api_server (name, machine_name, description, class, options, enabled, status, module) VALUES ('Local DB', 'local_db', '', 'search_api_db_service', 'a:2:{s:8:\\\"database\\\";s:15:\\\"default:default\\\";s:9:\\\"min_chars\\\";s:1:\\\"1\\\";}', 1, 1, NULL)\"");
// switch index to use it
drush_shell_exec("$drush_cmd sqlq \"UPDATE search_api_index set server = 'local_db'\"");

// make sure to flush out anything in the caches
drush_log("Clearing cache", 'ok');
drush_shell_exec("$drush_cmd cc all");

drush_log('Rebuild complete', 'success');

what is this for?

have you see http://drupal.org/project/devshop ?