PlatineTemplateRenderer::__construct()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
eloc 1
c 1
b 0
f 0
dl 0
loc 3
rs 10
cc 1
nc 1
nop 1
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<?php
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/**
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 * Platine Docx template
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 *
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 * Platine Docx template is the lightweight library to manipulate the content of .docx files
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 *
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 * This content is released under the MIT License (MIT)
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 *
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 * Copyright (c) 2020 Platine Docx template
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
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 * of this software and associated documentation files (the "Software"), to deal
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 * in the Software without restriction, including without limitation the rights
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 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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 * copies of the Software, and to permit persons to whom the Software is
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 * furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in all
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 * copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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 * SOFTWARE.
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 */
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/**
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 *  @file PlatineTemplateRenderer.php
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 *
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 *  The renderer using Platine Template class
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 *
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 *  @package    Platine\DocxTemplate\Renderer
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 *  @author Platine Developers Team
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 *  @copyright  Copyright (c) 2020
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 *  @license    http://opensource.org/licenses/MIT  MIT License
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 *  @link   https://www.platine-php.com
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 *  @version 1.0.0
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 *  @filesource
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 */
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declare(strict_types=1);
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namespace Platine\DocxTemplate\Renderer;
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use Platine\DocxTemplate\DocxTemplateRendererInterface;
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use Platine\Template\Template;
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/**
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 * @class PlatineTemplateRenderer
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 * @package Platine\DocxTemplate\Renderer
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 */
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class PlatineTemplateRenderer implements DocxTemplateRendererInterface
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{
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    /**
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     * The template instance to use
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     * @var Template
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     */
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    protected Template $template;
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    /**
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     * Create new instance
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     * @param Template $template
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     */
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    public function __construct(Template $template)
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    {
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        $this->template = $template;
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function render(string $content, array $data = []): string
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    {
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        $fixSplitTagsContent = $this->fixSplitTemplateTags($content);
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        $tableLoopHandle = $this->handleTableLoop($fixSplitTagsContent);
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        return $this->template->renderString($tableLoopHandle, $data);
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    }
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    /**
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     * Clean the document XML tags
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     * @param string $content
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     * @return string
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     */
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    protected function fixSplitTemplateTags(string $content): string
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    {
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       /*
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        * If part of the tag is formatted differently we won't get a match.
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     * Best explained with an example:
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     *
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     * ```xml
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     * <w:r>
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     *  <w:rPr/>
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     *  <w:t>Hello ${tag_</w:t>
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     * </w:r>
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     * <w:r>
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     *  <w:rPr>
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     *      <w:b/>
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     *      <w:bCs/>
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     *  </w:rPr>
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     *  <w:t>1}</w:t>
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     * </w:r>
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     * ```
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     *
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     * The above becomes, after running through this method:
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     *
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     * ```xml
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     * <w:r>
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     *  <w:rPr/>
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     *  <w:t>Hello ${tag_1}</w:t>
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     * </w:r>
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     */
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        $matches = [];
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        preg_match_all('~\{(\{|%)\s*([^\}]+)\s*(\}|%)\}~U', $content, $matches);
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        foreach ($matches[0] as $value) {
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            $startTagsCleaned = (string) preg_replace('/<[^>]+>/', '', $value);
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            $endTagsCleaned = (string) preg_replace('/<\/[^>]+>/', '', $startTagsCleaned);
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            $content = str_replace($value, $endTagsCleaned, $content);
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        }
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        return $content;
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    }
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    /**
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     * Handle table loop that contains the tags "{% for xx in yyyy %}" and "{% endfor %}"
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     * @param string $content
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     * @return string
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     */
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    protected function handleTableLoop(string $content): string
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    {
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        $matches = [];
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        preg_match_all('~<w:tr(.*?)>(.*)</w:tr>~si', $content, $matches);
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        foreach ($matches[0] as $value) {
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            $parts = explode('</w:tr>', $value);
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            foreach ($parts as $tableRow) {
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                $matchesStartLoop = [];
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                preg_match(
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                    '~{%\s*for\s*([a-z0-9_]+)\s*in\s*([a-z0-9_]+)\s*%}~si',
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                    $tableRow,
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                    $matchesStartLoop
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                );
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                if (!empty($matchesStartLoop[0])) {
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                    $startLoop = $matchesStartLoop[0];
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                    $newTableRow = $startLoop . str_replace($startLoop, '', $tableRow);
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                    $content = str_replace($tableRow, $newTableRow, $content);
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                }
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                if (strpos($tableRow, 'endfor') !== false) {
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                    $content = str_replace($tableRow . '</w:tr>', '{% endfor %}', $content);
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                }
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            }
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        }
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        return $content;
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    }
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}
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