4 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
5 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
6 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
7 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
8 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
9 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
10 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
11 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
12 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
13 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
14 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
16 * This software consists of voluntary contributions made by many individuals
17 * and is licensed under the MIT license. For more information, see
18 * <http://www.doctrine-project.org>.
21 namespace Doctrine\DBAL\Schema\Visitor;
23 use Doctrine\DBAL\Platforms\AbstractPlatform,
24 Doctrine\DBAL\Schema\Table,
25 Doctrine\DBAL\Schema\Schema,
26 Doctrine\DBAL\Schema\Column,
27 Doctrine\DBAL\Schema\ForeignKeyConstraint,
28 Doctrine\DBAL\Schema\Constraint,
29 Doctrine\DBAL\Schema\Sequence,
30 Doctrine\DBAL\Schema\Index;
32 class Graphviz implements \Doctrine\DBAL\Schema\Visitor\Visitor
36 public function acceptColumn(Table $table, Column $column)
41 public function acceptForeignKey(Table $localTable, ForeignKeyConstraint $fkConstraint)
43 $this->output .= $this->createNodeRelation(
44 $fkConstraint->getLocalTableName() . ":col" . current($fkConstraint->getLocalColumns()).":se",
45 $fkConstraint->getForeignTableName() . ":col" . current($fkConstraint->getForeignColumns()).":se",
49 'arrowhead' => 'normal',
54 public function acceptIndex(Table $table, Index $index)
59 public function acceptSchema(Schema $schema)
61 $this->output = 'digraph "' . sha1( mt_rand() ) . '" {' . "\n";
62 $this->output .= 'splines = true;' . "\n";
63 $this->output .= 'overlap = false;' . "\n";
64 $this->output .= 'outputorder=edgesfirst;'."\n";
65 $this->output .= 'mindist = 0.6;' . "\n";
66 $this->output .= 'sep = .2;' . "\n";
69 public function acceptSequence(Sequence $sequence)
74 public function acceptTable(Table $table)
76 $this->output .= $this->createNode(
79 'label' => $this->createTableLabel( $table ),
80 'shape' => 'plaintext',
85 private function createTableLabel( Table $table )
88 $label = '<<TABLE CELLSPACING="0" BORDER="1" ALIGN="LEFT">';
91 $label .= '<TR><TD BORDER="1" COLSPAN="3" ALIGN="CENTER" BGCOLOR="#fcaf3e"><FONT COLOR="#2e3436" FACE="Helvetica" POINT-SIZE="12">' . $table->getName() . '</FONT></TD></TR>';
93 // The attributes block
94 foreach( $table->getColumns() as $column ) {
95 $columnLabel = $column->getName();
98 $label .= '<TD BORDER="0" ALIGN="LEFT" BGCOLOR="#eeeeec">';
99 $label .= '<FONT COLOR="#2e3436" FACE="Helvetica" POINT-SIZE="12">' . $columnLabel . '</FONT>';
100 $label .= '</TD><TD BORDER="0" ALIGN="LEFT" BGCOLOR="#eeeeec"><FONT COLOR="#2e3436" FACE="Helvetica" POINT-SIZE="10">' . strtolower($column->getType()) . '</FONT></TD>';
101 $label .= '<TD BORDER="0" ALIGN="RIGHT" BGCOLOR="#eeeeec" PORT="col'.$column->getName().'">';
102 if ($table->hasPrimaryKey() && in_array($column->getName(), $table->getPrimaryKey()->getColumns())) {
103 $label .= "\xe2\x9c\xb7";
105 $label .= '</TD></TR>';
109 $label .= '</TABLE>>';
114 private function createNode( $name, $options )
116 $node = $name . " [";
117 foreach( $options as $key => $value )
119 $node .= $key . '=' . $value . ' ';
125 private function createNodeRelation( $node1, $node2, $options )
127 $relation = $node1 . ' -> ' . $node2 . ' [';
128 foreach( $options as $key => $value )
130 $relation .= $key . '=' . $value . ' ';
137 * Write dot language output to a file. This should usually be a *.dot file.
139 * You have to convert the output into a viewable format. For example use "neato" on linux systems
142 * neato -Tpng -o er.png er.dot
144 * @param string $filename
147 public function write($filename)
149 file_put_contents($filename, $this->output . "}");