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Code Issues Releases Wiki Activity

Moving the util methods to the model (refs #11)

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This commit is contained in:
Lorenzo Pisani 2011-07-01 23:18:05 -07:00
parent 48df2fe47e
commit 307181ccc4
3 changed files with 138 additions and 148 deletions
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4
classes/minion/migration/manager.php
View file

@ -141,7 +141,7 @@ class Minion_Migration_Manager {
return;
}
$filename = Minion_Migration_Util::get_filename_from_migration($migration);
$filename = $this->_model->get_filename_from_migration($migration);
if ( ! ($file = Kohana::find_file('migrations', $filename, FALSE)))
{
@ -154,7 +154,7 @@ class Minion_Migration_Manager {
);
}
$class = Minion_Migration_Util::get_class_from_migration($migration);
$class = $this->_model->get_class_from_migration($migration);
include_once $file;

124
classes/minion/migration/util.php
View file

@ -1,124 +0,0 @@
<?php defined('SYSPATH') or die('No direct script access.');
/**
* Provides a set of utility functions for managing migrations
*
* @author Matt Button <matthew@sigswitch.com>
*/
class Minion_Migration_Util {
/**
* Parses a set of files generated by Kohana::find_files and compiles it
* down into an array of migrations
*
* @param array Available files
* @return array Available Migrations
*/
public static function compile_migrations_from_files(array $files)
{
$migrations = array();
foreach ($files as $file => $path)
{
// If this is a directory we're dealing with
if (is_array($path))
{
$migrations += Minion_Migration_Util::compile_migrations_from_files($path);
}
else
{
$migration = Minion_Migration_Util::get_migration_from_filename($file);
$migrations[$migration['group'].':'.$migration['timestamp']] = $migration;
}
}
return $migrations;
}
/**
* Extracts information about a migration from its filename.
*
* Returns an array like:
*
* array(
* 'group' => 'mygroup',
* 'timestamp' => '1293214439',
* 'description' => 'initial-setup',
* 'id' => 'mygroup:1293214439'
* );
*
* @param string The migration's filename
* @return array Array of components about the migration
*/
public static function get_migration_from_filename($file)
{
$migration = array();
// Get rid of the file's "migrations/" prefix, the file extension and then
// the filename itself. The "group" is essentially a slash delimited
// path from the migrations folder to the migration file
$migration['group'] = dirname(substr($file, 11, -strlen(EXT)));
if(strpos(basename($file), "_"))
{
list($migration['timestamp'], $migration['description'])
= explode('_', basename($file, EXT), 2);
}
else
{
$migration['timestamp'] = basename($file, EXT);
$migration['description'] = "";
}
$migration['id'] = $migration['group'].':'.$migration['timestamp'];
return $migration;
}
/**
* Gets a migration file from its timestamp, description and group
*
* @param integer|array The migration's ID or an array of timestamp, description
* @param string The migration group
* @return string Path to the migration file
*/
public static function get_filename_from_migration(array $migration)
{
$group = $migration['group'];
if(!empty($migration['description']))
{
$migration = $migration['timestamp'].'_'.$migration['description'];
}
else
{
$migration = $migration['timestamp'];
}
$group = ( ! empty($group)) ? (rtrim($group, '/').'/') : '';
return $group.$migration.EXT;
}
/**
* Allows you to work out the class name from either an array of migration
* info, or from a migration id
*
* @param string|array The migration's ID or array of migration data
* @return string The migration class name
*/
public static function get_class_from_migration($migration)
{
if (is_string($migration))
{
$migration = str_replace(array(':', '/'), ' ', $migration);
}
else
{
$migration = str_replace('/', ' ', $migration['group']).'_'.$migration['timestamp'];
}
return 'Migration_'.str_replace(array(' ', '-'), '_', ucwords($migration));
}
}

116
classes/model/minion/migration.php
View file

@ -37,7 +37,121 @@ class Model_Minion_Migration extends Model
{
$files = Kohana::list_files('migrations');
return Minion_Migration_Util::compile_migrations_from_files($files);
return $this->compile_migrations_from_files($files);
}
/**
* Parses a set of files generated by Kohana::find_files and compiles it
* down into an array of migrations
*
* @param array Available files
* @return array Available Migrations
*/
public function compile_migrations_from_files(array $files)
{
$migrations = array();
foreach ($files as $file => $path)
{
// If this is a directory we're dealing with
if (is_array($path))
{
$migrations += $this->compile_migrations_from_files($path);
}
else
{
$migration = $this->get_migration_from_filename($file);
$migrations[$migration['group'].':'.$migration['timestamp']] = $migration;
}
}
return $migrations;
}
/**
* Extracts information about a migration from its filename.
*
* Returns an array like:
*
* array(
* 'group' => 'mygroup',
* 'timestamp' => '1293214439',
* 'description' => 'initial-setup',
* 'id' => 'mygroup:1293214439'
* );
*
* @param string The migration's filename
* @return array Array of components about the migration
*/
public function get_migration_from_filename($file)
{
$migration = array();
// Get rid of the file's "migrations/" prefix, the file extension and then
// the filename itself. The "group" is essentially a slash delimited
// path from the migrations folder to the migration file
$migration['group'] = dirname(substr($file, 11, -strlen(EXT)));
if(strpos(basename($file), "_"))
{
list($migration['timestamp'], $migration['description'])
= explode('_', basename($file, EXT), 2);
}
else
{
$migration['timestamp'] = basename($file, EXT);
$migration['description'] = "";
}
$migration['id'] = $migration['group'].':'.$migration['timestamp'];
return $migration;
}
/**
* Gets a migration file from its timestamp, description and group
*
* @param integer|array The migration's ID or an array of timestamp, description
* @param string The migration group
* @return string Path to the migration file
*/
public function get_filename_from_migration(array $migration)
{
$group = $migration['group'];
if(!empty($migration['description']))
{
$migration = $migration['timestamp'].'_'.$migration['description'];
}
else
{
$migration = $migration['timestamp'];
}
$group = ( ! empty($group)) ? (rtrim($group, '/').'/') : '';
return $group.$migration.EXT;
}
/**
* Allows you to work out the class name from either an array of migration
* info, or from a migration id
*
* @param string|array The migration's ID or array of migration data
* @return string The migration class name
*/
public function get_class_from_migration($migration)
{
if (is_string($migration))
{
$migration = str_replace(array(':', '/'), ' ', $migration);
}
else
{
$migration = str_replace('/', ' ', $migration['group']).'_'.$migration['timestamp'];
}
return 'Migration_'.str_replace(array(' ', '-'), '_', ucwords($migration));
}
/**