Prado\Web\UI\TTemplate::parse()

Complexity

Conditions	67
Paths	11736

Size

Total Lines	227
Code Lines	175

Duplication

Lines	56
Ratio	24.67 %

Importance

Changes

0

<?php
	protected function parse($input)
	{
		$input = $this->preprocess($input);
		$tpl = &$this->_tpl;
		$n = preg_match_all(self::REGEX_RULES, $input, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE);
		$expectPropEnd = false;
		$textStart = 0;
		$stack = [];
		$container = -1;
		$matchEnd = 0;
		$c = 0;
		$this->_directive = null;

It seems like null of type null is incompatible with the declared type array of property $_directive.

		try {
			for ($i = 0;$i < $n;++$i) {
				$match = &$matches[$i];
				$str = $match[0][0];
				$matchStart = $match[0][1];
				$matchEnd = $matchStart + strlen($str) - 1;
				if (strpos($str, '<com:') === 0) {	// opening component tag
					if ($expectPropEnd) {
						continue;
					}
					if ($matchStart > $textStart) {

This code seems to be duplicated across your project.

						$tpl[$c++] = [$container, substr($input, $textStart, $matchStart - $textStart)];
					}
					$textStart = $matchEnd + 1;
					$type = $match[1][0];
					$attributes = $this->parseAttributes($match[2][0], $match[2][1]);
					$class = $this->validateAttributes($type, $attributes);
					$tpl[$c++] = [$container, $class, $attributes];
					if ($str[strlen($str) - 2] !== '/') {  // open tag
						$stack[] = $type;
						$container = $c - 1;
					}
				} elseif (strpos($str, '</com:') === 0) {	// closing component tag
					if ($expectPropEnd) {
						continue;
					}
					if ($matchStart > $textStart) {

This code seems to be duplicated across your project.

						$tpl[$c++] = [$container, substr($input, $textStart, $matchStart - $textStart)];
					}
					$textStart = $matchEnd + 1;
					$type = $match[1][0];

					if (empty($stack)) {
						throw new TConfigurationException('template_closingtag_unexpected', "</com:$type>");
					}

					$name = array_pop($stack);
					if ($name !== $type) {
						$tag = $name[0] === '@' ? '</prop:' . substr($name, 1) . '>' : "</com:$name>";
						throw new TConfigurationException('template_closingtag_expected', $tag, "</com:$type>");
					}
					$container = $tpl[$container][0];
				} elseif (strpos($str, '<%@') === 0) {	// directive
					if ($expectPropEnd) {
						continue;
					}
					if ($matchStart > $textStart) {

This code seems to be duplicated across your project.

						$tpl[$c++] = [$container, substr($input, $textStart, $matchStart - $textStart)];
					}
					$textStart = $matchEnd + 1;
					if (isset($tpl[0]) || $this->_directive !== null) {
						throw new TConfigurationException('template_directive_nonunique');
					}
					$this->_directive = $this->parseAttributes($match[4][0], $match[4][1]);
				} elseif (strpos($str, '<%') === 0) {	// expression
					if ($expectPropEnd) {
						continue;
					}
					if ($matchStart > $textStart) {

This code seems to be duplicated across your project.

						$tpl[$c++] = [$container, substr($input, $textStart, $matchStart - $textStart)];
					}
					$textStart = $matchEnd + 1;
					$literal = trim($match[5][0]);
					if ($str[2] === '=') {	// expression
						$tpl[$c++] = [$container, [TCompositeLiteral::TYPE_EXPRESSION, $literal]];
					} elseif ($str[2] === '%') {  // statements

This code seems to be duplicated across your project.

						$tpl[$c++] = [$container, [TCompositeLiteral::TYPE_STATEMENTS, $literal]];
					} elseif ($str[2] === '#') {
						$tpl[$c++] = [$container, [TCompositeLiteral::TYPE_DATABINDING, $literal]];
					} elseif ($str[2] === '$') {

This code seems to be duplicated across your project.

						$tpl[$c++] = [$container, [TCompositeLiteral::TYPE_EXPRESSION, "\$this->getApplication()->getParameters()->itemAt('$literal')"]];
					} elseif ($str[2] === '~') {
						$tpl[$c++] = [$container, [TCompositeLiteral::TYPE_EXPRESSION, "\$this->publishFilePath('$this->_contextPath/$literal')"]];
					} elseif ($str[2] === '/') {

This code seems to be duplicated across your project.

						$tpl[$c++] = [$container, [TCompositeLiteral::TYPE_EXPRESSION, "rtrim(dirname(\$this->getApplication()->getRequest()->getApplicationUrl()), '\/').'/$literal'"]];
					} elseif ($str[2] === '[') {
						$literal = strtr(trim(substr($literal, 0, strlen($literal) - 1)), ["'" => "\'", "\\" => "\\\\"]);
						$tpl[$c++] = [$container, [TCompositeLiteral::TYPE_EXPRESSION, "Prado::localize('$literal')"]];
					}
				} elseif (strpos($str, '<prop:') === 0) {	// opening property
					if (strrpos($str, '/>') === strlen($str) - 2) {  //subproperties
						if ($expectPropEnd) {
							continue;
						}
						if ($matchStart > $textStart) {

This code seems to be duplicated across your project.

							$tpl[$c++] = [$container, substr($input, $textStart, $matchStart - $textStart)];
						}
						$textStart = $matchEnd + 1;
						$prop = strtolower($match[6][0]);
						$attrs = $this->parseAttributes($match[7][0], $match[7][1]);
						$attributes = [];
						foreach ($attrs as $name => $value) {
							$attributes[$prop . '.' . $name] = $value;
						}
						$type = $tpl[$container][1];
						$this->validateAttributes($type, $attributes);
						foreach ($attributes as $name => $value) {
							if (isset($tpl[$container][2][$name])) {
								throw new TConfigurationException('template_property_duplicated', $name);
							}
							$tpl[$container][2][$name] = $value;
						}
					} else {  // regular property
						$prop = strtolower($match[3][0]);
						$stack[] = '@' . $prop;
						if (!$expectPropEnd) {
							if ($matchStart > $textStart) {

This code seems to be duplicated across your project.

								$tpl[$c++] = [$container, substr($input, $textStart, $matchStart - $textStart)];
							}
							$textStart = $matchEnd + 1;
							$expectPropEnd = true;
						}
					}
				} elseif (strpos($str, '</prop:') === 0) {	// closing property
					$prop = strtolower($match[3][0]);
					if (empty($stack)) {
						throw new TConfigurationException('template_closingtag_unexpected', "</prop:$prop>");
					}
					$name = array_pop($stack);
					if ($name !== '@' . $prop) {

This code seems to be duplicated across your project.

						$tag = $name[0] === '@' ? '</prop:' . substr($name, 1) . '>' : "</com:$name>";
						throw new TConfigurationException('template_closingtag_expected', $tag, "</prop:$prop>");
					}
					if (($last = count($stack)) < 1 || $stack[$last - 1][0] !== '@') {
						if ($matchStart > $textStart) {
							$value = substr($input, $textStart, $matchStart - $textStart);
							if (substr($prop, -8, 8) === 'template') {
								$value = $this->parseTemplateProperty($value, $textStart);
							} else {
								$value = $this->parseAttribute($value);
							}
							if ($container >= 0) {
								$type = $tpl[$container][1];
								$this->validateAttributes($type, [$prop => $value]);
								if (isset($tpl[$container][2][$prop])) {
									throw new TConfigurationException('template_property_duplicated', $prop);
								}
								$tpl[$container][2][$prop] = $value;
							} else {	// a property for the template control
								$this->_directive[$prop] = $value;
							}
							$textStart = $matchEnd + 1;
						}
						$expectPropEnd = false;
					}
				} elseif (strpos($str, '<!--') === 0) {	// comments
					if ($expectPropEnd) {
						throw new TConfigurationException('template_comments_forbidden');
					}
					if ($matchStart > $textStart) {

This code seems to be duplicated across your project.

						$tpl[$c++] = [$container, substr($input, $textStart, $matchStart - $textStart)];
					}
					$textStart = $matchEnd + 1;
				} else {
					throw new TConfigurationException('template_matching_unexpected', $match);
				}
			}
			if (!empty($stack)) {

This code seems to be duplicated across your project.

				$name = array_pop($stack);
				$tag = $name[0] === '@' ? '</prop:' . substr($name, 1) . '>' : "</com:$name>";
				throw new TConfigurationException('template_closingtag_expected', $tag, "nothing");
			}
			if ($textStart < strlen($input)) {

This code seems to be duplicated across your project.

				$tpl[$c++] = [$container, substr($input, $textStart)];
			}
		} catch (\Exception $e) {
			if (($e instanceof TException) && ($e instanceof TTemplateException)) {

The class Prado\Web\UI\TException does not exist. Did you forget a USE statement, or did you not list all dependencies?

				throw $e;
			}
			if ($matchEnd === 0) {
				$line = $this->_startingLine + 1;
			} else {
				$line = $this->_startingLine + count(explode("\n", substr($input, 0, $matchEnd + 1)));
			}
			$this->handleException($e, $line, $input);
		}

		if ($this->_directive === null) {
			$this->_directive = [];
		}

		// optimization by merging consecutive strings, expressions, statements and bindings
		$objects = [];
		$parent = null;
		$merged = [];
		foreach ($tpl as $id => $object) {
			if (isset($object[2]) || $object[0] !== $parent) {
				if ($parent !== null) {

This code seems to be duplicated across your project.

					if (count($merged[1]) === 1 && is_string($merged[1][0])) {
						$objects[$id - 1] = [$merged[0], $merged[1][0]];
					} else {
						$objects[$id - 1] = [$merged[0], new TCompositeLiteral($merged[1])];
					}
				}
				if (isset($object[2])) {
					$parent = null;
					$objects[$id] = $object;
				} else {
					$parent = $object[0];
					$merged = [$parent, [$object[1]]];
				}
			} else {
				$merged[1][] = $object[1];
			}
		}
		if ($parent !== null) {

This code seems to be duplicated across your project.

			if (count($merged[1]) === 1 && is_string($merged[1][0])) {
				$objects[$id] = [$merged[0], $merged[1][0]];

The variable $id seems to be defined by a foreach iteration on line 663. Are you sure the iterator is never empty, otherwise this variable is not defined?

			} else {
				$objects[$id] = [$merged[0], new TCompositeLiteral($merged[1])];
			}
		}
		$tpl = $objects;
		return $objects;
	}