Gregwar\Formidable\Parser::parse PHP Метод

    private function parse($content)
    {
        $buffer = '';
        $idx =& $this->idx;
        $idx = 0;
        $balise = $textarea = $select = $option = false;
        for (; $this->offset < strlen($content); $this->offset++) {
            $char = $content[$this->offset];
            if ($char == "\n") {
                $this->currentLine++;
            }
            if (!isset($this->data[$idx])) {
                $this->data[] = '';
            }
            if (!$balise) {
                if ($char == '<') {
                    $balise = true;
                    $buffer = '';
                } else {
                    if ($textarea || $option) {
                        $this->data[$idx - 1]->addValue($char);
                    } else {
                        if (!$select) {
                            $this->data[$idx] .= $char;
                        }
                    }
                }
            } else {
                if ($char == '>') {
                    $balise = false;
                    $newNode = $this->parseTag($buffer);
                    if (!is_object($newNode)) {
                        switch ($newNode) {
                            case '</textarea>':
                                $textarea = false;
                                break;
                            case '</select>':
                                $select = false;
                                break;
                            case '</option>':
                                $option = false;
                                break;
                            case '</multiple>':
                                return;
                                break;
                            case '</form>':
                                if (!isset($this->fields[PostIndicator::$fieldName])) {
                                    $name = '';
                                    if ($this->head && $this->head->has('name')) {
                                        $name .= $this->head->get('name');
                                    }
                                    $this->push(new PostIndicator($name));
                                }
                                $this->push('</form>');
                                break;
                            default:
                                $this->data[$idx] .= $newNode;
                        }
                        if ($textarea) {
                            $this->data[$idx - 1]->addValue($newNode);
                        }
                    } else {
                        $this->needJs = $this->needJs || $newNode->needJs();
                        if ($newNode instanceof Fields\Options) {
                            if (!$this->data[$idx - 1] instanceof Fields\Select) {
                                throw new ParserException('<option> should always be in a <select>');
                            }
                            $this->sources[$newNode->getSource()] = $newNode;
                            $newNode->setParent($this->data[$idx - 1]);
                        } else {
                            if ($newNode instanceof Fields\Option) {
                                $option = true;
                                if (!$this->data[$idx - 1] instanceof Fields\Select) {
                                    throw new ParserException('<option> should always be in a <select>');
                                } else {
                                    $this->data[$idx - 1]->addOption($newNode);
                                }
                            } else {
                                if ($newNode instanceof Fields\RadioField) {
                                    $this->push($newNode);
                                    if (!isset($this->fields[$newNode->getName()])) {
                                        $this->fields[$newNode->getName()] = $this->factory->getObject('radios');
                                        $this->fields[$newNode->getName()]->setName($newNode->getName());
                                    }
                                    $this->fields[$newNode->getName()]->addRadio($newNode);
                                } else {
                                    $this->push($newNode);
                                    if ($newNode instanceof Fields\Multiple) {
                                        $parser = $this->factory->getParser($content, $this->offset + 1);
                                        $newNode->setParserData($parser);
                                        $this->offset = $parser->getOffset();
                                    }
                                    if ($newNode instanceof Head) {
                                        $this->head = $newNode;
                                    } else {
                                        if ($newNode->getIndex() === array()) {
                                            $name = $newNode->getBaseName();
                                            if (!isset($this->fields[$name])) {
                                                $this->fields[$name] = new Fields\Group();
                                                $this->fields[$name]->setName($name);
                                            }
                                            $this->fields[$name]->addChild($newNode);
                                        } else {
                                            $this->fields[$newNode->getName()] = $newNode;
                                        }
                                    }
                                    if ($newNode instanceof Fields\FileField && $this->head) {
                                        $this->head->set('enctype', 'multipart/form-data');
                                    }
                                    if ($newNode instanceof Fields\Textarea) {
                                        $textarea = true;
                                    }
                                    if ($newNode instanceof Fields\Select) {
                                        $select = true;
                                    }
                                    if ($newNode->getSource()) {
                                        $this->sources[$newNode->getSource()] = $newNode;
                                    }
                                }
                            }
                        }
                    }
                } else {
                    $buffer .= $char;
                }
            }
        }
        if (null === $this->getHead()) {
            throw new ParserException('The Formidable form should have a <form> tag');
        }
        $this->findPlaceholders();
    }