control-freak-ide/server/nodejs/util/docscripts/lib/parser/DojoPackage.php
plastic-hub-dev-node-saturn 538369cff7 latest
2021-05-12 18:35:18 +02:00

515 lines
17 KiB
PHP

<?php
require_once('Text.php');
require_once('DojoFunctionCall.php');
require_once('DojoExecutedFunction.php');
class DojoPackage
{
private $dojo;
protected $file; // The file reference (including dir) to the file;
private $code; // The source - comments
protected $source;
protected $declarations = array(); // Builds an array of functions declarations by name, with meta
protected $executions = array();
protected $calls = array(); // Builds an array of calls
protected $objects = array(); // Builds an array of objects
protected $aliases = array(); // Builds a key/value list of aliases in this file
public function __construct(Dojo $dojo, $file){
$this->dojo = $dojo;
$this->setFile($file);
}
public function destroy() {
array_walk($this->declarations, 'destroy_all');
unset($this->declarations);
array_walk($this->executions, 'destroy_all');
unset($this->executions);
array_walk($this->calls, 'destroy_all');
unset($this->calls);
array_walk($this->objects, 'destroy_all');
unset($this->objects);
array_walk($this->aliases, 'destroy_all');
unset($this->aliases);
}
public function getFile(){
return $this->file;
}
public function setFile($file){
$this->file = $file;
}
public function getFunctionDeclarations(){
$lines = $this->getCode();
$end = array(0, 0);
$matches = preg_grep('%function%', $lines);
$last_line = 0;
foreach($matches as $line_number => $line){
if($line_number < $last_line){
continue;
}
if(preg_match('%(\bfunction\s+[a-zA-Z0-9_.$]+\b\s*\(|\b[a-zA-Z_.$][\w.$]*(?:\.[a-zA-Z_.$][\w.$]|\["[^"]+"\])*\s*=\s*(new\s*)?function\s*\()%', $line, $match)) {
$declaration = new DojoFunctionDeclare($this);
$declaration->setStart($line_number, strpos($line, $match[0]));
$end = $declaration->build();
$last_line = $end[0];
$this->declarations[$declaration->getFunctionName()][] = $declaration;
}
}
return $this->declarations;
}
/**
* Searches the file for the format: (function(){})();
*/
public function getExecutedFunctions(){
if ($this->executions) {
return $this->executions;
}
$lines = $this->getCode();
$matches = preg_grep('%function%', $lines);
$last_line = 0;
foreach ($matches as $line_number => $line) {
if ($line_number < $last_line) {
continue;
}
if (preg_match('%(?:([a-zA-Z_.$][\w.$]*)\s*=\s*)?(?:new\s*)?\(\s*function\s*\([^)]*\)\s*{%', $line, $match)) {
$execution = new DojoExecutedFunction($this);
$execution->setAnonymous(true);
if ($match[1]) {
$execution->setFunctionName($match[1]);
}
$execution->setStart($line_number, strpos($line, $match[0]));
$end = $execution->build();
if ($end) {
$last_line = $end[0];
$callee = $lines[$end[0]];
$this->executions[] = $execution;
}
}
}
return $this->executions;
}
/**
* Use this to find everywhere in the code a function is called.
*
* @param unknown_type $name
*/
public function getFunctionCalls($name){
if ($this->calls[$name]) {
return $this->calls[$name];
}
$this->calls[$name] = array();
$lines = $this->getCode();
$lines = preg_grep('%\b' . preg_quote($name) . '\s*\(%', $lines);
foreach ($lines as $line_number => $line) {
$position = strpos($line, $name);
if ($line_number < $last_line_number || ($line_number == $last_line_number && $position < $last_position)) {
continue;
}
$call = new DojoFunctionCall($this, $line_number, $position);
list($last_line_number, $last_position) = $call->build();
$this->calls[$name][] = $call;
}
return $this->calls[$name];
}
public function removeCodeFrom($lines){
$keys = array_keys($lines);
$first = array_shift($keys);
$last = array_pop($keys);
for($i = $first; $i <= $last; $i++) {
$line = $lines[$i];
if (preg_match('%function\s*\([^)]*\)\s*{%', $line, $match, PREG_OFFSET_CAPTURE)) {
$declaration = new DojoFunctionDeclare($this, $i, $match[0][1]);
list($i, ) = $declaration->build();
$lines = $declaration->removeCodeFrom($lines);
}
elseif (preg_match('%^.*(with|switch)\s*\([^(]*\)\s*{%', $line, $match)) {
$with_lines = Text::chop($lines, $i, strlen($match[0]) - 1, null, null, true);
list($end_line, $end_pos) = Text::findTermination($with_lines, '}', '{}()[]');
for ($j = $i; $j <= $end_line; $j++) {
$line = $lines[$j];
if ($j == $i) {
$lines[$j] = Text::blankOutAt($line, strlen($match[0]) - 1);
}
elseif ($j == $end_line) {
$lines[$j] = Text::blankOutAt($line, 0, $end_pos);
}
else {
$lines[$j] = Text::blankOut($line, $line);
}
}
}
}
return $lines;
}
public function getAliases(){
if($this->aliases){
return $this->aliases;
}
return $this->aliases;
}
public function getObjects(){
if ($this->objects) {
return $this->objects;
}
$lines = $this->getCode();
foreach ($lines as $line_number => $line) {
if ($line_number < $end_line_number) {
continue;
}
if (preg_match('%\b([a-zA-Z0-9_.$]+)\s*=\s*{%', $line, $match, PREG_OFFSET_CAPTURE)) {
$object = new DojoObject($this, $line_number, $match[0][1] + strlen($match[0][0]) - 1);
$object->setName($match[1][0]);
list($end_line_number, $end_position) = $object->build();
$this->objects[] = $object;
}
}
return $this->objects;
}
public function getSource(){
if ($this->source) {
return $this->source;
}
$lines = preg_split("%\r?\n%", file_get_contents($this->dojo->getDir() . $this->file));
$lines[] = '';
$in_comment = false;
foreach ($lines as $line_number => $line) {
$pos = 0;
$found = true;
while ($found) {
$found = false;
if (!$in_comment) {
if (preg_match('%/\*={5,}%', $line, $match, PREG_OFFSET_CAPTURE, $pos)) {
$line = $lines[$line_number] = Text::blankOut($match[0][0], $line);
$found = true;
$in_comment = true;
$pos = $match[0][1] + strlen($match[0][0]);
}
}
elseif (preg_match('%={5,}\*/%', $line, $match, PREG_OFFSET_CAPTURE, $pos)) {
$line = $lines[$line_number] = Text::blankOut($match[0][0], $line);
$found = true;
$in_comment = false;
$pos = $match[0][1] + strlen($match[0][0]);
}
}
}
return $this->source = $lines;
}
/**
* Removes comments and strings, preserving layout
*/
public function getCode(){
if ($this->code) {
return $this->code;
}
$lines = $this->getSource();
$in_comment = false;
foreach ($lines as $line_number => $line) {
//print "$line_number $line\n";
if ($in_comment !== false) {
if (preg_match('%^.*\*/%U', $line, $match)) {
$line = Text::blankOut($match[0], $line);
$in_comment = false;
}
else {
$line = Text::blankOut($line, $line);
}
}
$position = 0;
$in_single_string = false;
$in_double_string = false;
$in_regex = false;
for ($i = 0; $i < 100; $i++) {
$matches = array();
if ($in_comment === false && $in_regex === false && $in_single_string === false && $in_double_string === false) {
// Match the start of a line, the word return or case, or a character in: =([{,|&;:?
// Followed by zero or more spaces
// Followed by a forward slash
// Not followed by another forward slash
if (preg_match('%(?:^|\breturn\b|[=([{,|&;:?])\s*/(?!/)%', $line, $match, PREG_OFFSET_CAPTURE, $position)) {
$matches[$match[0][1] + strlen($match[0][0]) - 1] = '/';
}
if (preg_match('%(?:^|\b(?:case|return)\b|[=([{,|&;:?+])\s*(["\'])%', $line, $match, PREG_OFFSET_CAPTURE, $position)) {
$matches[$match[0][1] + strlen($match[0][0]) - 1] = $match[1][0];
}
if (($pos = strpos($line, '//', $position)) !== false) {
$matches[$pos] = '//';
}
if (($pos = strpos($line, '/*', $position)) !== false) {
$matches[$pos] = '/*';
}
}
elseif ($in_regex !== false) {
// A / not preceeded by a / or \
// Followed by 0 or more spaces
// Followed by one of the characters: img.)]},|&;: or end of line
if (preg_match('%(?<![/\\\\])/\s*([img.)\]},|&;:]|$)%', $line, $match, PREG_OFFSET_CAPTURE, $position)) {
//print_r($match);
$matches[$match[0][1]] = '/';
}
}
elseif ($in_single_string !== false || $in_double_string !== false) {
for ($j = 0; $j < 999; $j++) {
$q_pos = strpos($line, ($in_single_string) ? "'" : '"', $position);
$bs_pos = strpos($line, '\\\\', $position);
$m_pos = strpos($line, '\\' . ($in_single_string) ? "'" : '"', $position);
if ($bs_pos !== false && $bs_pos < $q_pos) {
$position = $bs_pos + 2;
}
if ($m_pos !== false && $m_pos < $q_pos) {
$position = max($position, $m_post + 2);
}
if ($bs_pos === false && $m_pos === false) {
break;
}
}
$test = substr($line, $position);
if (preg_match('%(' . ($in_single_string ? "'" : '"') . ')\s*([+.)\]},|&;:?]|==|$)%', $line, $match, PREG_OFFSET_CAPTURE, $position)) {
$matches[$match[0][1]] = $match[1][0];
}
}
elseif ($in_comment !== false) {
if (($pos = strpos($line, '*/', $position)) !== false) {
$matches[$pos] = '*/';
}
}
if (!$matches) {
break;
}
ksort($matches);
foreach ($matches as $position => $match) {
if ($in_comment === false && $in_regex === false && $in_single_string === false && $in_double_string === false) {
if ($match == '"') {
$in_double_string = $position;
break;
}
elseif ($match == "'") {
$in_single_string = $position;
break;
}
elseif ($match == '/') {
$in_regex = $position;
break;
}
elseif ($match == '//') {
$line = Text::blankOutAt($line, $position);
break;
}
elseif ($match == '/*') {
$in_comment = $position;
++$position;
break;
}
}
elseif ($in_double_string !== false && $match == '"') {
$line = Text::blankOutAt($line, $in_double_string + 1, $position - 1);
$in_double_string = false;
}
elseif ($in_single_string !== false && $match == "'") {
$line = Text::blankOutAt($line, $in_single_string + 1, $position - 1);
$in_single_string = false;
}
elseif ($in_regex !== false && $match == '/') {
$line = Text::blankOutAt($line, $in_regex + 1, $position - 1);
$in_regex = false;
}
elseif ($in_comment !== false && $match == '*/') {
$line = Text::blankOutAt($line, $in_comment + 2, $position - 1);
$in_comment = false;
}
}
++$position;
}
if($i == 500){
die("\$i should not reach 500: $line");
}
if ($in_comment !== false && !empty($line)) {
$line = Text::blankOutAt($line, $in_comment);
$in_comment = 0;
}
//print "$line_number $line\n";
$lines[$line_number] = $line;
}
return $this->code = $lines;
}
/**
* After all calls are done, return what's left
*/
public function getExternalVariables(){
$lines = $this->getCode();
foreach ($this->objects as $pobject) {
foreach ($pobject->declarations as $declaration) {
$lines = Text::blankOutAtPositions($lines, $declaration->start[0], $declaration->start[1], $declaration->end[0], $declaration->end[1]);
}
}
foreach($this->declarations as $declarations){
foreach ($declarations as $declaration) {
$lines = Text::blankOutAtPositions($lines, $declaration->start[0], $declaration->start[1], $declaration->end[0], $declaration->end[1]);
}
}
foreach($this->calls as $call_name => $calls){
foreach($calls as $call){
$lines = Text::blankOutAtPositions($lines, $call->start[0], $call->start[1], $call->end[0], $call->end[1]);
}
}
foreach($this->executions as $execution){
$lines = Text::blankOutAtPositions($lines, $execution->start[0], $execution->start[1], $execution->end[0], $execution->end[1]);
}
$variables = array();
foreach (preg_grep('%=%', $lines) as $line_number => $line) {
if (preg_match('%\b([a-zA-Z_.$][\w.$]*)\s*=(?!=)\s*(function\s*\()?%', $line, $match)) {
$variables[] = $match[1];
}
}
return $variables;
}
/**
* Remove items from the passed objects if they are inside of existing calls or declarations
*/
public function removeSwallowed(&$objects){
$swallowed = array();
foreach ($objects as $i => $object) {
foreach ($this->objects as $pobject) {
if (($object->start[0] > $pobject->start[0] || ($object->start[0] == $pobject->start[0] && $object->start[1] > $pobject->start[1]))
&& ($object->end[0] < $pobject->end[0] || ($object->end[0] == $pobject->end[0] && $object->end[1] < $pobject->end[1]))) {
if ($objects[$i]) {
$swallowed[] = $objects[$i];
}
unset($objects[$i]);
}
foreach ($pobject->declarations as $declaration) {
if (($object->start[0] > $declaration->start[0] || ($object->start[0] == $declaration->start[0] && $object->start[1] > $declaration->start[1]))
&& ($object->end[0] < $declaration->end[0] || ($object->end[0] == $declaration->end[0] && $object->end[1] < $declaration->end[1]))) {
if ($objects[$i]) {
$swallowed[] = $objects[$i];
}
unset($objects[$i]);
}
}
}
foreach($this->declarations as $declarations){
foreach ($declarations as $declaration) {
if(($object->start[0] > $declaration->start[0] || ($object->start[0] == $declaration->start[0] && $object->start[1] > $declaration->start[1]))
&& ($object->end[0] < $declaration->end[0] || ($object->end[0] == $declaration->end[0] && $object->end[1] < $declaration->end[1]))) {
if ($objects[$i]) {
$swallowed[] = $objects[$i];
}
unset($objects[$i]);
}
}
}
foreach($this->calls as $call_name => $calls){
foreach($calls as $call){
if(($object->start[0] > $call->start[0] || ($object->start[0] == $call->start[0] && $object->start[1] > $call->start[1]))
&& ($object->end[0] < $call->end[0] || ($object->end[0] == $call->end[0] && $object->end[1] < $call->end[1]))) {
if ($objects[$i]) {
$swallowed[] = $objects[$i];
}
unset($objects[$i]);
}
}
}
foreach($this->executions as $execution){
if(($object->start[0] > $execution->start[0] || ($object->start[0] == $execution->start[0] && $object->start[1] > $execution->start[1]))
&& ($object->end[0] < $execution->end[0] || ($object->end[0] == $execution->end[0] && $object->end[1] < $execution->end[1]))) {
if ($objects[$i]) {
$swallowed[] = $objects[$i];
}
unset($objects[$i]);
}
}
}
return $swallowed;
}
public function getPackageName(){
$name = '';
if (!function_exists($this->dojo->namespace . '_package_name')) {
if (file_exists('modules/' . $this->dojo->namespace . '.module')){
include_once('modules/' . $this->dojo->namespace . '.module');
}
else {
$parts = explode('/', $this->file);
$file_parts = explode('.', array_pop($parts));
if (in_array('tests', $parts)) return;
array_pop($file_parts);
array_push($parts, implode('.', $file_parts));
array_unshift($parts, $this->dojo->namespace);
$name = implode('.', $parts);
}
}
if (function_exists($this->dojo->namespace . '_package_name')) {
$name = call_user_func($this->dojo->namespace . '_package_name', $this->dojo->namespace, $this->file);
}
if($name) return $name;
return 'null';
}
public function getResourceName(){
$name = '';
if (!function_exists($this->dojo->namespace . '_resource_name')) {
if (file_exists('modules/' . $this->dojo->namespace . '.module')) {
include_once('modules/' . $this->dojo->namespace . '.module');
}
else {
$name = $this->file;
}
}
if (function_exists($this->dojo->namespace . '_resource_name')) {
$name = call_user_func($this->dojo->namespace . '_resource_name', $this->dojo->namespace, $this->file);
}
if($name) return $name;
return 'null';
}
}
?>