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-rwxr-xr-x[-rw-r--r--]includes/pear/Image/GraphViz.php398
1 files changed, 199 insertions, 199 deletions
diff --git a/includes/pear/Image/GraphViz.php b/includes/pear/Image/GraphViz.php
index d7de7c5..f7b85cb 100644..100755
--- a/includes/pear/Image/GraphViz.php
+++ b/includes/pear/Image/GraphViz.php
@@ -7,7 +7,7 @@
*
* PHP version 4 and 5
*
- * Copyright (c) 2001-2007, Dr. Volker Göbbels <vmg@arachnion.de> and
+ * Copyright (c) 2001-2007, Dr. Volker G�bbels <vmg@arachnion.de> and
* Sebastian Bergmann <sb@sebastian-bergmann.de>. All rights reserved.
*
* LICENSE: This source file is subject to version 3.0 of the PHP license
@@ -18,12 +18,12 @@
*
* @category Image
* @package Image_GraphViz
- * @author Dr. Volker Göbbels <vmg@arachnion.de>
+ * @author Dr. Volker G�bbels <vmg@arachnion.de>
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @author Karsten Dambekalns <k.dambekalns@fishfarm.de>
* @author Michael Lively Jr. <mlively@ft11.net>
* @author Philippe Jausions <Philippe.Jausions@11abacus.com>
- * @copyright 2001-2007 Dr. Volker Göbbels <vmg@arachnion.de> and Sebastian Bergmann <sb@sebastian-bergmann.de>
+ * @copyright 2001-2007 Dr. Volker G�bbels <vmg@arachnion.de> and Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @version CVS: $Id: GraphViz.php 304688 2010-10-24 05:21:17Z clockwerx $
* @link http://pear.php.net/package/Image_GraphViz
@@ -34,7 +34,7 @@
/**
* Required PEAR classes
*/
-require_once 'System.php';
+require_once "System.php";
/**
* Interface to AT&T's GraphViz tools.
@@ -98,11 +98,11 @@ require_once 'System.php';
* @category Image
* @package Image_GraphViz
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
- * @author Dr. Volker Göbbels <vmg@arachnion.de>
+ * @author Dr. Volker G�bbels <vmg@arachnion.de>
* @author Karsten Dambekalns <k.dambekalns@fishfarm.de>
* @author Michael Lively Jr. <mlively@ft11.net>
* @author Philippe Jausions <Philippe.Jausions@11abacus.com>
- * @copyright 2001-2007 Dr. Volker Göbbels <vmg@arachnion.de> and Sebastian Bergmann <sb@sebastian-bergmann.de>
+ * @copyright 2001-2007 Dr. Volker G�bbels <vmg@arachnion.de> and Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.php.net/license/3_0.txt The PHP License, Version 3.0
* @version Release: @package_version@
* @link http://pear.php.net/package/Image_GraphViz
@@ -116,39 +116,39 @@ class Image_GraphViz
*
* @var string
*/
- var $binPath = '';
+ var $binPath = "";
/**
* Path to GraphViz/dot command
*
* @var string
*/
- var $dotCommand = 'dot';
+ var $dotCommand = "dot";
/**
* Path to GraphViz/neato command
*
* @var string
*/
- var $neatoCommand = 'neato';
+ var $neatoCommand = "neato";
/**
* Representation of the graph
*
* @var array
*/
- var $graph = array('edgesFrom' => array(),
- 'nodes' => array(),
- 'attributes' => array(),
- 'directed' => true,
- 'clusters' => array(),
- 'subgraphs' => array(),
- 'name' => 'G',
- 'strict' => true,
+ var $graph = array("edgesFrom" => array(),
+ "nodes" => array(),
+ "attributes" => array(),
+ "directed" => true,
+ "clusters" => array(),
+ "subgraphs" => array(),
+ "name" => "G",
+ "strict" => true,
);
/**
- * Whether to return PEAR_Error instance on failures instead of FALSE
+ * Whether to return PEAR_Error instance on failures instead of false
*
* @var boolean
*/
@@ -160,25 +160,25 @@ class Image_GraphViz
* Setting the name of the Graph is useful for including multiple image
* maps on one page. If not set, the graph will be named 'G'.
*
- * @param boolean $directed Directed (TRUE) or undirected (FALSE) graph.
+ * @param boolean $directed Directed (true) or undirected (false) graph.
* Note: You MUST pass a boolean, and not just
- * an expression that evaluates to TRUE or
- * FALSE (i.e. NULL, empty string, 0 will NOT
+ * an expression that evaluates to true or
+ * false (i.e. null, empty string, 0 will NOT
* work)
* @param array $attributes Attributes of the graph
* @param string $name Name of the Graph
* @param boolean $strict Whether to collapse multiple edges between
* same nodes
- * @param boolean $returnError Set to TRUE to return PEAR_Error instances
- * on failures instead of FALSE
+ * @param boolean $returnError Set to true to return PEAR_Error instances
+ * on failures instead of false
*/
public function Image_GraphViz($directed = true, $attributes = array(),
- $name = 'G', $strict = true, $returnError = false)
+ $name = "G", $strict = true, $returnError = false)
{
$this->setDirected($directed);
$this->setAttributes($attributes);
- $this->graph['name'] = $name;
- $this->graph['strict'] = (boolean)$strict;
+ $this->graph["name"] = $name;
+ $this->graph["strict"] = (boolean)$strict;
$this->_returnFalseOnError = !$returnError;
}
@@ -192,16 +192,16 @@ class Image_GraphViz
* of the formats supported by GraphViz.
* @param string $command "dot" or "neato"
*
- * @return boolean TRUE on success, FALSE or PEAR_Error otherwise
+ * @return boolean true on success, false or PEAR_Error otherwise
*/
- public function image($format = 'svg', $command = null)
+ public function image($format = "svg", $command = null)
{
$file = $this->saveParsedGraph();
if (!$file || PEAR::isError($file)) {
return $file;
}
- $outputfile = $file . '.' . $format;
+ $outputfile = $file . "." . $format;
$rendered = $this->renderDotFile($file, $outputfile, $format,
$command);
@@ -212,58 +212,58 @@ class Image_GraphViz
$sendContentLengthHeader = true;
switch (strtolower($format)) {
- case 'gif':
- case 'png':
- case 'bmp':
- case 'jpeg':
- case 'tiff':
- header('Content-Type: image/' . $format);
+ case "gif":
+ case "png":
+ case "bmp":
+ case "jpeg":
+ case "tiff":
+ header("Content-Type: image/" . $format);
break;
- case 'tif':
- header('Content-Type: image/tiff');
+ case "tif":
+ header("Content-Type: image/tiff");
break;
- case 'jpg':
- header('Content-Type: image/jpeg');
+ case "jpg":
+ header("Content-Type: image/jpeg");
break;
- case 'ico':
- header('Content-Type: image/x-icon');
+ case "ico":
+ header("Content-Type: image/x-icon");
break;
- case 'wbmp':
- header('Content-Type: image/vnd.wap.wbmp');
+ case "wbmp":
+ header("Content-Type: image/vnd.wap.wbmp");
break;
- case 'pdf':
- header('Content-Type: application/pdf');
+ case "pdf":
+ header("Content-Type: application/pdf");
break;
- case 'mif':
- header('Content-Type: application/vnd.mif');
+ case "mif":
+ header("Content-Type: application/vnd.mif");
break;
- case 'vrml':
- header('Content-Type: application/x-vrml');
+ case "vrml":
+ header("Content-Type: application/x-vrml");
break;
- case 'svg':
- header('Content-Type: image/svg+xml');
+ case "svg":
+ header("Content-Type: image/svg+xml");
break;
- case 'plain':
- case 'plain-ext':
- header('Content-Type: text/plain');
+ case "plain":
+ case "plain-ext":
+ header("Content-Type: text/plain");
break;
default:
- header('Content-Type: application/octet-stream');
+ header("Content-Type: application/octet-stream");
$sendContentLengthHeader = false;
}
if ($sendContentLengthHeader) {
- header('Content-Length: ' . filesize($outputfile));
+ header("Content-Length: " . filesize($outputfile));
}
$return = true;
@@ -282,18 +282,18 @@ class Image_GraphViz
* of the formats supported by GraphViz.
* @param string $command "dot" or "neato"
*
- * @return string The image (data) created by GraphViz, FALSE or PEAR_Error
+ * @return string The image (data) created by GraphViz, false or PEAR_Error
* on error
* @since Method available since Release 1.1.0
*/
- public function fetch($format = 'svg', $command = null)
+ public function fetch($format = "svg", $command = null)
{
$file = $this->saveParsedGraph();
if (!$file || PEAR::isError($file)) {
return $file;
}
- $outputfile = $file . '.' . $format;
+ $outputfile = $file . "." . $format;
$rendered = $this->renderDotFile($file, $outputfile, $format,
$command);
@@ -303,13 +303,13 @@ class Image_GraphViz
@unlink($file);
- $fp = fopen($outputfile, 'rb');
+ $fp = fopen($outputfile, "rb");
if (!$fp) {
if ($this->_returnFalseOnError) {
return false;
}
- $error = PEAR::raiseError('Could not read rendered file');
+ $error = PEAR::raiseError("Could not read rendered file");
return $error;
}
@@ -329,38 +329,38 @@ class Image_GraphViz
* of the formats supported by GraphViz.
* @param string $command "dot" or "neato"
*
- * @return boolean TRUE if the file was saved, FALSE or PEAR_Error
+ * @return boolean true if the file was saved, false or PEAR_Error
* otherwise.
*/
- public function renderDotFile($dotfile, $outputfile, $format = 'svg',
+ public function renderDotFile($dotfile, $outputfile, $format = "svg",
$command = null)
{
if (!file_exists($dotfile)) {
if ($this->_returnFalseOnError) {
return false;
}
- $error = PEAR::raiseError('Could not find dot file');
+ $error = PEAR::raiseError("Could not find dot file");
return $error;
}
$oldmtime = file_exists($outputfile) ? filemtime($outputfile) : 0;
switch ($command) {
- case 'dot':
- case 'neato':
+ case "dot":
+ case "neato":
break;
default:
- $command = $this->graph['directed'] ? 'dot' : 'neato';
+ $command = $this->graph["directed"] ? "dot" : "neato";
}
$command_orig = $command;
- $command = $this->binPath.(($command == 'dot') ? $this->dotCommand
+ $command = $this->binPath.(($command == "dot") ? $this->dotCommand
: $this->neatoCommand);
- $command .= ' -T'.escapeshellarg($format)
- .' -o'.escapeshellarg($outputfile)
- .' '.escapeshellarg($dotfile)
- .' 2>&1';
+ $command .= " -T".escapeshellarg($format)
+ ." -o".escapeshellarg($outputfile)
+ ." ".escapeshellarg($dotfile)
+ ." 2>&1";
exec($command, $msg, $return_val);
clearstatcache();
@@ -370,7 +370,7 @@ class Image_GraphViz
} elseif ($this->_returnFalseOnError) {
return false;
}
- $error = PEAR::raiseError($command_orig.' command failed: '
+ $error = PEAR::raiseError($command_orig." command failed: "
.implode("\n", $msg));
return $error;
}
@@ -388,11 +388,11 @@ class Image_GraphViz
* @return void
* @see addSubgraph()
*/
- public function addCluster($id, $title, $attributes = array(), $group = 'default')
+ public function addCluster($id, $title, $attributes = array(), $group = "default")
{
- $this->graph['clusters'][$id]['title'] = $title;
- $this->graph['clusters'][$id]['attributes'] = $attributes;
- $this->graph['clusters'][$id]['embedIn'] = $group;
+ $this->graph["clusters"][$id]["title"] = $title;
+ $this->graph["clusters"][$id]["attributes"] = $attributes;
+ $this->graph["clusters"][$id]["embedIn"] = $group;
}
/**
@@ -405,11 +405,11 @@ class Image_GraphViz
*
* @return void
*/
- public function addSubgraph($id, $title, $attributes = array(), $group = 'default')
+ public function addSubgraph($id, $title, $attributes = array(), $group = "default")
{
- $this->graph['subgraphs'][$id]['title'] = $title;
- $this->graph['subgraphs'][$id]['attributes'] = $attributes;
- $this->graph['subgraphs'][$id]['embedIn'] = $group;
+ $this->graph["subgraphs"][$id]["title"] = $title;
+ $this->graph["subgraphs"][$id]["attributes"] = $attributes;
+ $this->graph["subgraphs"][$id]["embedIn"] = $group;
}
/**
@@ -421,9 +421,9 @@ class Image_GraphViz
*
* @return void
*/
- public function addNode($name, $attributes = array(), $group = 'default')
+ public function addNode($name, $attributes = array(), $group = "default")
{
- $this->graph['nodes'][$group][$name] = $attributes;
+ $this->graph["nodes"][$group][$name] = $attributes;
}
/**
@@ -436,10 +436,10 @@ class Image_GraphViz
*
* @return void
*/
- public function removeNode($name, $group = 'default')
+ public function removeNode($name, $group = "default")
{
- if (isset($this->graph['nodes'][$group][$name])) {
- unset($this->graph['nodes'][$group][$name]);
+ if (isset($this->graph["nodes"][$group][$name])) {
+ unset($this->graph["nodes"][$group][$name]);
}
}
@@ -479,29 +479,29 @@ class Image_GraphViz
if (is_array($ports)) {
if (array_key_exists($from, $ports)) {
- $info['portFrom'] = $ports[$from];
+ $info["portFrom"] = $ports[$from];
}
if (array_key_exists($to, $ports)) {
- $info['portTo'] = $ports[$to];
+ $info["portTo"] = $ports[$to];
}
}
if (is_array($attributes)) {
- $info['attributes'] = $attributes;
+ $info["attributes"] = $attributes;
}
- if (!empty($this->graph['strict'])) {
- if (!isset($this->graph['edgesFrom'][$from][$to][0])) {
- $this->graph['edgesFrom'][$from][$to][0] = $info;
+ if (!empty($this->graph["strict"])) {
+ if (!isset($this->graph["edgesFrom"][$from][$to][0])) {
+ $this->graph["edgesFrom"][$from][$to][0] = $info;
} else {
- $this->graph['edgesFrom'][$from][$to][0] = array_merge($this->graph['edgesFrom'][$from][$to][0], $info);
+ $this->graph["edgesFrom"][$from][$to][0] = array_merge($this->graph["edgesFrom"][$from][$to][0], $info);
}
} else {
- $this->graph['edgesFrom'][$from][$to][] = $info;
+ $this->graph["edgesFrom"][$from][$to][] = $info;
}
- return count($this->graph['edgesFrom'][$from][$to]) - 1;
+ return count($this->graph["edgesFrom"][$from][$to]) - 1;
}
/**
@@ -523,15 +523,15 @@ class Image_GraphViz
$to = $edge[$from];
if (!is_null($id)) {
- if (isset($this->graph['edgesFrom'][$from][$to][$id])) {
- unset($this->graph['edgesFrom'][$from][$to][$id]);
+ if (isset($this->graph["edgesFrom"][$from][$to][$id])) {
+ unset($this->graph["edgesFrom"][$from][$to][$id]);
- if (count($this->graph['edgesFrom'][$from][$to]) == 0) {
- unset($this->graph['edgesFrom'][$from][$to]);
+ if (count($this->graph["edgesFrom"][$from][$to]) == 0) {
+ unset($this->graph["edgesFrom"][$from][$to]);
}
}
- } elseif (isset($this->graph['edgesFrom'][$from][$to])) {
- unset($this->graph['edgesFrom'][$from][$to]);
+ } elseif (isset($this->graph["edgesFrom"][$from][$to])) {
+ unset($this->graph["edgesFrom"][$from][$to]);
}
}
@@ -545,7 +545,7 @@ class Image_GraphViz
public function addAttributes($attributes)
{
if (is_array($attributes)) {
- $this->graph['attributes'] = array_merge($this->graph['attributes'], $attributes);
+ $this->graph["attributes"] = array_merge($this->graph["attributes"], $attributes);
}
}
@@ -559,7 +559,7 @@ class Image_GraphViz
public function setAttributes($attributes)
{
if (is_array($attributes)) {
- $this->graph['attributes'] = $attributes;
+ $this->graph["attributes"] = $attributes;
}
}
@@ -578,9 +578,9 @@ class Image_GraphViz
foreach ((array)$input as $k => $v) {
switch ($k) {
- case 'label':
- case 'headlabel':
- case 'taillabel':
+ case "label":
+ case "headlabel":
+ case "taillabel":
$v = $this->_escape($v, true);
break;
default:
@@ -605,22 +605,22 @@ class Image_GraphViz
protected function _escape($input, $html = false)
{
switch (strtolower($input)) {
- case 'node':
- case 'edge':
- case 'graph':
- case 'digraph':
- case 'subgraph':
- case 'strict':
+ case "node":
+ case "edge":
+ case "graph":
+ case "digraph":
+ case "subgraph":
+ case "strict":
return '"'.$input.'"';
}
if (is_bool($input)) {
- return ($input) ? 'true' : 'false';
+ return ($input) ? "true" : "false";
}
- if ($html && (strpos($input, '</') !== false
- || strpos($input, '/>') !== false)) {
- return '<'.$input.'>';
+ if ($html && (strpos($input, "</") !== false
+ || strpos($input, "/>") !== false)) {
+ return "<".$input.">";
}
if (preg_match('/^([a-z_][a-z_0-9]*|-?(\.[0-9]+|[0-9]+(\.[0-9]*)?))$/i',
@@ -636,16 +636,16 @@ class Image_GraphViz
* Sets directed/undirected flag for the graph.
*
* Note: You MUST pass a boolean, and not just an expression that evaluates
- * to TRUE or FALSE (i.e. NULL, empty string, 0 will not work)
+ * to true or false (i.e. null, empty string, 0 will not work)
*
- * @param boolean $directed Directed (TRUE) or undirected (FALSE) graph.
+ * @param boolean $directed Directed (true) or undirected (false) graph.
*
* @return void
*/
public function setDirected($directed)
{
if (is_bool($directed)) {
- $this->graph['directed'] = $directed;
+ $this->graph["directed"] = $directed;
}
}
@@ -658,7 +658,7 @@ class Image_GraphViz
*/
public function load($file)
{
- if ($serializedGraph = implode('', @file($file))) {
+ if ($serializedGraph = implode("", @file($file))) {
$g = unserialize($serializedGraph);
if (!is_array($g)) {
@@ -666,29 +666,29 @@ class Image_GraphViz
}
// Convert old storage format to new one
- $defaults = array('edgesFrom' => array(),
- 'nodes' => array(),
- 'attributes' => array(),
- 'directed' => true,
- 'clusters' => array(),
- 'subgraphs' => array(),
- 'name' => 'G',
- 'strict' => true,
+ $defaults = array("edgesFrom" => array(),
+ "nodes" => array(),
+ "attributes" => array(),
+ "directed" => true,
+ "clusters" => array(),
+ "subgraphs" => array(),
+ "name" => "G",
+ "strict" => true,
);
$this->graph = array_merge($defaults, $g);
- if (isset($this->graph['edges'])) {
- foreach ($this->graph['edges'] as $id => $nodes) {
- $attr = (isset($this->graph['edgeAttributes'][$id]))
- ? $this->graph['edgeAttributes'][$id]
+ if (isset($this->graph["edges"])) {
+ foreach ($this->graph["edges"] as $id => $nodes) {
+ $attr = (isset($this->graph["edgeAttributes"][$id]))
+ ? $this->graph["edgeAttributes"][$id]
: array();
$this->addEdge($nodes, $attr);
}
- unset($this->graph['edges']);
- unset($this->graph['edgeAttributes']);
+ unset($this->graph["edges"]);
+ unset($this->graph["edgeAttributes"]);
}
}
}
@@ -701,18 +701,18 @@ class Image_GraphViz
*
* @param string $file File to save the graph to.
*
- * @return string File the graph was saved to, FALSE or PEAR_Error on
+ * @return string File the graph was saved to, false or PEAR_Error on
* failure.
*/
- public function save($file = '')
+ public function save($file = "")
{
$serializedGraph = serialize($this->graph);
if (empty($file)) {
- $file = System::mktemp('graph_');
+ $file = System::mktemp("graph_");
}
- if ($fp = @fopen($file, 'wb')) {
+ if ($fp = @fopen($file, "wb")) {
@fputs($fp, $serializedGraph);
@fclose($fp);
@@ -722,7 +722,7 @@ class Image_GraphViz
if ($this->_returnFalseOnError) {
return false;
}
- $error = PEAR::raiseError('Could not save serialized graph instance');
+ $error = PEAR::raiseError("Could not save serialized graph instance");
return $error;
}
@@ -736,13 +736,13 @@ class Image_GraphViz
protected function _getSubgraphs($parent)
{
$subgraphs = array();
- foreach ($this->graph['clusters'] as $id => $info) {
- if ($info['embedIn'] === $parent) {
+ foreach ($this->graph["clusters"] as $id => $info) {
+ if ($info["embedIn"] === $parent) {
$subgraphs[] = $id;
}
}
- foreach ($this->graph['subgraphs'] as $id => $info) {
- if ($info['embedIn'] === $parent) {
+ foreach ($this->graph["subgraphs"] as $id => $info) {
+ if ($info["embedIn"] === $parent) {
$subgraphs[] = $id;
}
}
@@ -756,8 +756,8 @@ class Image_GraphViz
*/
protected function _getGroups()
{
- $groups = array_merge(array_keys($this->graph['clusters']),
- array_keys($this->graph['subgraphs']));
+ $groups = array_merge(array_keys($this->graph["clusters"]),
+ array_keys($this->graph["subgraphs"]));
return array_unique($groups);
}
@@ -772,13 +772,13 @@ class Image_GraphViz
$groups = $this->_getGroups();
foreach ($groups as $id) {
- $isTop = ($id === 'default');
- if (isset($this->graph['clusters'][$id])
- && $this->graph['clusters'][$id]['embedIn'] === 'default') {
+ $isTop = ($id === "default");
+ if (isset($this->graph["clusters"][$id])
+ && $this->graph["clusters"][$id]["embedIn"] === "default") {
$isTop = true;
}
- if (isset($this->graph['subgraphs'][$id])
- && $this->graph['subgraphs'][$id]['embedIn'] === 'default') {
+ if (isset($this->graph["subgraphs"][$id])
+ && $this->graph["subgraphs"][$id]["embedIn"] === "default") {
$isTop = true;
}
if ($isTop) {
@@ -796,20 +796,20 @@ class Image_GraphViz
*/
public function parse()
{
- $parsedGraph = (empty($this->graph['strict'])) ? '' : 'strict ';
- $parsedGraph .= (empty($this->graph['directed'])) ? 'graph ' : 'digraph ';
- $parsedGraph .= $this->_escape($this->graph['name'])." {\n";
+ $parsedGraph = (empty($this->graph["strict"])) ? "" : "strict ";
+ $parsedGraph .= (empty($this->graph["directed"])) ? "graph " : "digraph ";
+ $parsedGraph .= $this->_escape($this->graph["name"])." {\n";
- $indent = ' ';
+ $indent = " ";
- $attr = $this->_escapeArray($this->graph['attributes']);
+ $attr = $this->_escapeArray($this->graph["attributes"]);
foreach ($attr as $key => $value) {
- $parsedGraph .= $indent.$key.'='.$value.";\n";
+ $parsedGraph .= $indent.$key."=".$value.";\n";
}
$groups = $this->_getGroups();
- foreach ($this->graph['nodes'] as $group => $nodes) {
+ foreach ($this->graph["nodes"] as $group => $nodes) {
if (!in_array($group, $groups)) {
$parsedGraph .= $this->_nodes($nodes, $indent);
}
@@ -819,13 +819,13 @@ class Image_GraphViz
$parsedGraph .= $this->_subgraph($group, $indent);
}
- if (!empty($this->graph['directed'])) {
- $separator = ' -> ';
+ if (!empty($this->graph["directed"])) {
+ $separator = " -> ";
} else {
- $separator = ' -- ';
+ $separator = " -- ";
}
- foreach ($this->graph['edgesFrom'] as $from => $toNodes) {
+ foreach ($this->graph["edgesFrom"] as $from => $toNodes) {
$from = $this->_escape($from);
foreach ($toNodes as $to => $edges) {
@@ -835,32 +835,32 @@ class Image_GraphViz
$f = $from;
$t = $to;
- if (array_key_exists('portFrom', $info)) {
- $f .= ':'.$this->_escape($info['portFrom']);
+ if (array_key_exists("portFrom", $info)) {
+ $f .= ":".$this->_escape($info["portFrom"]);
}
- if (array_key_exists('portTo', $info)) {
- $t .= ':'.$this->_escape($info['portTo']);
+ if (array_key_exists("portTo", $info)) {
+ $t .= ":".$this->_escape($info["portTo"]);
}
$parsedGraph .= $indent.$f.$separator.$t;
- if (!empty($info['attributes'])) {
+ if (!empty($info["attributes"])) {
$attributeList = array();
- foreach ($this->_escapeArray($info['attributes']) as $key => $value) {
+ foreach ($this->_escapeArray($info["attributes"]) as $key => $value) {
switch ($key) {
- case 'lhead':
- case 'ltail':
- if (strncasecmp($value, 'cluster', 7)) {
- $value = 'cluster_'.$value;
+ case "lhead":
+ case "ltail":
+ if (strncasecmp($value, "cluster", 7)) {
+ $value = "cluster_".$value;
}
break;
}
- $attributeList[] = $key.'='.$value;
+ $attributeList[] = $key."=".$value;
}
- $parsedGraph .= ' [ '.implode(',', $attributeList).' ]';
+ $parsedGraph .= " [ ".implode(",", $attributeList)." ]";
}
$parsedGraph .= ";\n";
@@ -881,18 +881,18 @@ class Image_GraphViz
*/
protected function _nodes($nodes, $indent)
{
- $parsedGraph = '';
+ $parsedGraph = "";
foreach ($nodes as $node => $attributes) {
$parsedGraph .= $indent.$this->_escape($node);
$attributeList = array();
foreach ($this->_escapeArray($attributes) as $key => $value) {
- $attributeList[] = $key.'='.$value;
+ $attributeList[] = $key."=".$value;
}
if (!empty($attributeList)) {
- $parsedGraph .= ' [ '.implode(',', $attributeList).' ]';
+ $parsedGraph .= " [ ".implode(",", $attributeList)." ]";
}
$parsedGraph .= ";\n";
@@ -907,41 +907,41 @@ class Image_GraphViz
*/
protected function _subgraph($group, &$indent)
{
- $parsedGraph = '';
- $nodes = $this->graph['nodes'][$group];
+ $parsedGraph = "";
+ $nodes = $this->graph["nodes"][$group];
- if ($group !== 'default') {
+ if ($group !== "default") {
$type = null;
$_group = $this->_escape($group);
- if (isset($this->graph['clusters'][$group])) {
- $type = 'clusters';
- if (strncasecmp($group, 'cluster', 7)) {
- $_group = $this->_escape('cluster_'.$group);
+ if (isset($this->graph["clusters"][$group])) {
+ $type = "clusters";
+ if (strncasecmp($group, "cluster", 7)) {
+ $_group = $this->_escape("cluster_".$group);
}
- } elseif (isset($this->graph['subgraphs'][$group])) {
- $type = 'subgraphs';
+ } elseif (isset($this->graph["subgraphs"][$group])) {
+ $type = "subgraphs";
}
- $parsedGraph .= $indent.'subgraph '.$_group." {\n";
+ $parsedGraph .= $indent."subgraph ".$_group." {\n";
- $indent .= ' ';
+ $indent .= " ";
if ($type !== null && isset($this->graph[$type][$group])) {
$cluster = $this->graph[$type][$group];
- $_attr = $this->_escapeArray($cluster['attributes']);
+ $_attr = $this->_escapeArray($cluster["attributes"]);
$attr = array();
foreach ($_attr as $key => $value) {
- $attr[] = $key.'='.$value;
+ $attr[] = $key."=".$value;
}
- if (strlen($cluster['title'])) {
- $attr[] = 'label='
- .$this->_escape($cluster['title'], true);
+ if (strlen($cluster["title"])) {
+ $attr[] = "label="
+ .$this->_escape($cluster["title"], true);
}
if ($attr) {
- $parsedGraph .= $indent.'graph [ '.implode(',', $attr)
+ $parsedGraph .= $indent."graph [ ".implode(",", $attr)
." ];\n";
}
}
@@ -953,7 +953,7 @@ class Image_GraphViz
$parsedGraph .= $this->_subgraph($_group, $indent);
}
- if ($group !== 'default') {
+ if ($group !== "default") {
$indent = substr($indent, 0, -4);
$parsedGraph .= $indent."}\n";
@@ -967,19 +967,19 @@ class Image_GraphViz
*
* @param string $file File to write the GraphViz markup to.
*
- * @return string File to which the GraphViz markup was written, FALSE or
+ * @return string File to which the GraphViz markup was written, false or
* or PEAR_Error on failure.
*/
- public function saveParsedGraph($file = '')
+ public function saveParsedGraph($file = "")
{
$parsedGraph = $this->parse();
if (!empty($parsedGraph)) {
if (empty($file)) {
- $file = System::mktemp('graph_');
+ $file = System::mktemp("graph_");
}
- if ($fp = @fopen($file, 'wb')) {
+ if ($fp = @fopen($file, "wb")) {
@fputs($fp, $parsedGraph);
@fclose($fp);
@@ -990,7 +990,7 @@ class Image_GraphViz
if ($this->_returnFalseOnError) {
return false;
}
- $error = PEAR::raiseError('Could not save graph');
+ $error = PEAR::raiseError("Could not save graph");
return $error;
}
}
generated by cgit v1.3 (git 2.53.0) at 2026-06-29 21:49:55 +0000