72 líneas
2.2 KiB
PHP
72 líneas
2.2 KiB
PHP
<?php
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class PHPParser_Template
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{
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protected $parser;
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protected $template;
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/**
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* Creates a new code template from a template string.
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*
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* @param PHPParser_Parser $parser A parser instance
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* @param string $template The template string
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*/
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public function __construct(PHPParser_Parser $parser, $template) {
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$this->parser = $parser;
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$this->template = $template;
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}
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/**
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* Get the statements of the template with the passed in placeholders
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* replaced.
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*
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* @param array $placeholders Placeholders
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*
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* @return PHPParser_Node[] Statements
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*/
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public function getStmts(array $placeholders) {
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return $this->parser->parse(
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$this->getTemplateWithPlaceholdersReplaced($placeholders)
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);
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}
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protected function getTemplateWithPlaceholdersReplaced(array $placeholders) {
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if (empty($placeholders)) {
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return $this->template;
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}
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return strtr($this->template, $this->preparePlaceholders($placeholders));
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}
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/*
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* Prepare the placeholders for replacement. This means that
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* a) all placeholders will be surrounded with __.
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* b) ucfirst/lcfirst variations of the placeholders are generated.
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*
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* E.g. for an input array of ['foo' => 'bar'] the result will be
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* ['__foo__' => 'bar', '__Foo__' => 'Bar'].
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*/
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protected function preparePlaceholders(array $placeholders) {
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$preparedPlaceholders = array();
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foreach ($placeholders as $name => $value) {
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$preparedPlaceholders['__' . $name . '__'] = $value;
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if (ctype_lower($name[0])) {
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$ucfirstName = ucfirst($name);
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if (!isset($placeholders[$ucfirstName])) {
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$preparedPlaceholders['__' . $ucfirstName . '__'] = ucfirst($value);
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}
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}
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if (ctype_upper($name[0])) {
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$lcfirstName = lcfirst($name);
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if (!isset($placeholders[$lcfirstName])) {
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$preparedPlaceholders['__' . $lcfirstName . '__'] = lcfirst($value);
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}
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}
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}
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return $preparedPlaceholders;
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}
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} |