sintonia/library/propel/generator/lib/task/PropelGraphvizTask.php

171 lines
3.5 KiB
PHP

<?php
/**
* This file is part of the Propel package.
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @license MIT License
*/
require_once 'task/AbstractPropelDataModelTask.php';
require_once 'model/AppData.php';
/**
* A task to generate Graphviz dot files from Propel datamodel.
*
* @author Mark Kimsal
* @version $Revision: 1612 $
* @package propel.generator.task
*/
class PropelGraphvizTask extends AbstractPropelDataModelTask
{
/**
* The properties file that maps an SQL file to a particular database.
* @var PhingFile
*/
private $sqldbmap;
/**
* Name of the database.
*/
private $database;
/**
* Name of the output directory.
*/
private $outDir;
/**
* Set the sqldbmap.
* @param PhingFile $sqldbmap The db map.
*/
public function setOutputDirectory(PhingFile $out)
{
if (!$out->exists()) {
$out->mkdirs();
}
$this->outDir = $out;
}
/**
* Set the sqldbmap.
* @param PhingFile $sqldbmap The db map.
*/
public function setSqlDbMap(PhingFile $sqldbmap)
{
$this->sqldbmap = $sqldbmap;
}
/**
* Get the sqldbmap.
* @return PhingFile $sqldbmap.
*/
public function getSqlDbMap()
{
return $this->sqldbmap;
}
/**
* Set the database name.
* @param string $database
*/
public function setDatabase($database)
{
$this->database = $database;
}
/**
* Get the database name.
* @return string
*/
public function getDatabase()
{
return $this->database;
}
public function main()
{
$count = 0;
$dotSyntax = '';
// file we are going to create
$dbMaps = $this->getDataModelDbMap();
foreach ($this->getDataModels() as $dataModel) {
$dotSyntax .= "digraph G {\n";
foreach ($dataModel->getDatabases() as $database) {
$this->log("db: " . $database->getName());
//print the tables
foreach ($database->getTables() as $tbl) {
$this->log("\t+ " . $tbl->getName());
++$count;
$dotSyntax .= 'node'.$tbl->getName().' [label="{<table>'.$tbl->getName().'|<cols>';
foreach ($tbl->getColumns() as $col) {
$dotSyntax .= $col->getName() . ' (' . $col->getType() . ')';
if (count($col->getForeignKeys()) > 0) {
$dotSyntax .= ' [FK]';
} elseif ($col->isPrimaryKey()) {
$dotSyntax .= ' [PK]';
}
$dotSyntax .= '\l';
}
$dotSyntax .= '}", shape=record];';
$dotSyntax .= "\n";
}
//print the relations
$count = 0;
$dotSyntax .= "\n";
foreach ($database->getTables() as $tbl) {
++$count;
foreach ($tbl->getColumns() as $col) {
$fk = $col->getForeignKeys();
if ( count($fk) == 0 or $fk === null ) continue;
if ( count($fk) > 1 ) throw( new Exception("not sure what to do here...") );
$fk = $fk[0]; // try first one
$dotSyntax .= 'node'.$tbl->getName() .':cols -> node'.$fk->getForeignTableName() . ':table [label="' . $col->getName() . '=' . implode(',', $fk->getForeignColumns()) . ' "];';
$dotSyntax .= "\n";
}
}
} // foreach database
$dotSyntax .= "}\n";
$this->writeDot($dotSyntax,$this->outDir,$database->getName());
$dotSyntax = '';
} //foreach datamodels
} // main()
/**
* probably insecure
*/
function writeDot($dotSyntax, PhingFile $outputDir, $baseFilename) {
$file = new PhingFile($outputDir, $baseFilename . '.schema.dot');
$this->log("Writing dot file to " . $file->getAbsolutePath());
file_put_contents($file->getAbsolutePath(), $dotSyntax);
}
}