271 lines
8.3 KiB
PHP
271 lines
8.3 KiB
PHP
<?php
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/**
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* A doc generator that outputs documentation in one big HTML file.
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*
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* Output is in one large HTML file and is designed for you to style with
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* your own stylesheet. It contains a table of contents at the top with anchors
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* to each sniff.
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*
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* @author Greg Sherwood <gsherwood@squiz.net>
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* @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
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* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
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*/
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namespace PHP_CodeSniffer\Generators;
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use PHP_CodeSniffer\Config;
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class HTML extends Generator
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{
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/**
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* Generates the documentation for a standard.
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*
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* @return void
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* @see processSniff()
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*/
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public function generate()
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{
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ob_start();
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$this->printHeader();
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$this->printToc();
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foreach ($this->docFiles as $file) {
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$doc = new \DOMDocument();
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$doc->load($file);
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$documentation = $doc->getElementsByTagName('documentation')->item(0);
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$this->processSniff($documentation);
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}
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$this->printFooter();
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$content = ob_get_contents();
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ob_end_clean();
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echo $content;
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}//end generate()
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/**
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* Print the header of the HTML page.
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*
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* @return void
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*/
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protected function printHeader()
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{
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$standard = $this->ruleset->name;
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echo '<html>'.PHP_EOL;
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echo ' <head>'.PHP_EOL;
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echo " <title>$standard Coding Standards</title>".PHP_EOL;
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echo ' <style>
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body {
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background-color: #FFFFFF;
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font-size: 14px;
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font-family: Arial, Helvetica, sans-serif;
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color: #000000;
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}
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h1 {
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color: #666666;
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font-size: 20px;
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font-weight: bold;
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margin-top: 0px;
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background-color: #E6E7E8;
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padding: 20px;
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border: 1px solid #BBBBBB;
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}
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h2 {
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color: #00A5E3;
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font-size: 16px;
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font-weight: normal;
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margin-top: 50px;
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}
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.code-comparison {
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width: 100%;
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}
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.code-comparison td {
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border: 1px solid #CCCCCC;
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}
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.code-comparison-title, .code-comparison-code {
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font-family: Arial, Helvetica, sans-serif;
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font-size: 12px;
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color: #000000;
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vertical-align: top;
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padding: 4px;
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width: 50%;
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background-color: #F1F1F1;
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line-height: 15px;
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}
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.code-comparison-code {
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font-family: Courier;
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background-color: #F9F9F9;
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}
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.code-comparison-highlight {
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background-color: #DDF1F7;
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border: 1px solid #00A5E3;
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line-height: 15px;
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}
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.tag-line {
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text-align: center;
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width: 100%;
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margin-top: 30px;
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font-size: 12px;
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}
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.tag-line a {
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color: #000000;
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}
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</style>'.PHP_EOL;
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echo ' </head>'.PHP_EOL;
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echo ' <body>'.PHP_EOL;
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echo " <h1>$standard Coding Standards</h1>".PHP_EOL;
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}//end printHeader()
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/**
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* Print the table of contents for the standard.
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*
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* The TOC is just an unordered list of bookmarks to sniffs on the page.
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*
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* @return void
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*/
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protected function printToc()
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{
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echo ' <h2>Table of Contents</h2>'.PHP_EOL;
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echo ' <ul class="toc">'.PHP_EOL;
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foreach ($this->docFiles as $file) {
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$doc = new \DOMDocument();
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$doc->load($file);
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$documentation = $doc->getElementsByTagName('documentation')->item(0);
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$title = $this->getTitle($documentation);
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echo ' <li><a href="#'.str_replace(' ', '-', $title)."\">$title</a></li>".PHP_EOL;
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}
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echo ' </ul>'.PHP_EOL;
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}//end printToc()
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/**
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* Print the footer of the HTML page.
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*
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* @return void
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*/
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protected function printFooter()
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{
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// Turn off errors so we don't get timezone warnings if people
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// don't have their timezone set.
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$errorLevel = error_reporting(0);
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echo ' <div class="tag-line">';
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echo 'Documentation generated on '.date('r');
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echo ' by <a href="https://github.com/squizlabs/PHP_CodeSniffer">PHP_CodeSniffer '.Config::VERSION.'</a>';
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echo '</div>'.PHP_EOL;
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error_reporting($errorLevel);
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echo ' </body>'.PHP_EOL;
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echo '</html>'.PHP_EOL;
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}//end printFooter()
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/**
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* Process the documentation for a single sniff.
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*
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* @param \DOMNode $doc The DOMNode object for the sniff.
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* It represents the "documentation" tag in the XML
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* standard file.
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*
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* @return void
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*/
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public function processSniff(\DOMNode $doc)
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{
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$title = $this->getTitle($doc);
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echo ' <a name="'.str_replace(' ', '-', $title).'" />'.PHP_EOL;
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echo " <h2>$title</h2>".PHP_EOL;
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foreach ($doc->childNodes as $node) {
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if ($node->nodeName === 'standard') {
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$this->printTextBlock($node);
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} else if ($node->nodeName === 'code_comparison') {
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$this->printCodeComparisonBlock($node);
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}
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}
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}//end processSniff()
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/**
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* Print a text block found in a standard.
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*
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* @param \DOMNode $node The DOMNode object for the text block.
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*
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* @return void
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*/
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protected function printTextBlock(\DOMNode $node)
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{
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$content = trim($node->nodeValue);
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$content = htmlspecialchars($content);
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// Allow em tags only.
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$content = str_replace('<em>', '<em>', $content);
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$content = str_replace('</em>', '</em>', $content);
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echo " <p class=\"text\">$content</p>".PHP_EOL;
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}//end printTextBlock()
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/**
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* Print a code comparison block found in a standard.
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*
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* @param \DOMNode $node The DOMNode object for the code comparison block.
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*
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* @return void
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*/
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protected function printCodeComparisonBlock(\DOMNode $node)
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{
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$codeBlocks = $node->getElementsByTagName('code');
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$firstTitle = $codeBlocks->item(0)->getAttribute('title');
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$first = trim($codeBlocks->item(0)->nodeValue);
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$first = str_replace('<?php', '<?php', $first);
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$first = str_replace("\n", '</br>', $first);
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$first = str_replace(' ', ' ', $first);
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$first = str_replace('<em>', '<span class="code-comparison-highlight">', $first);
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$first = str_replace('</em>', '</span>', $first);
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$secondTitle = $codeBlocks->item(1)->getAttribute('title');
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$second = trim($codeBlocks->item(1)->nodeValue);
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$second = str_replace('<?php', '<?php', $second);
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$second = str_replace("\n", '</br>', $second);
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$second = str_replace(' ', ' ', $second);
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$second = str_replace('<em>', '<span class="code-comparison-highlight">', $second);
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$second = str_replace('</em>', '</span>', $second);
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echo ' <table class="code-comparison">'.PHP_EOL;
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echo ' <tr>'.PHP_EOL;
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echo " <td class=\"code-comparison-title\">$firstTitle</td>".PHP_EOL;
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echo " <td class=\"code-comparison-title\">$secondTitle</td>".PHP_EOL;
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echo ' </tr>'.PHP_EOL;
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echo ' <tr>'.PHP_EOL;
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echo " <td class=\"code-comparison-code\">$first</td>".PHP_EOL;
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echo " <td class=\"code-comparison-code\">$second</td>".PHP_EOL;
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echo ' </tr>'.PHP_EOL;
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echo ' </table>'.PHP_EOL;
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}//end printCodeComparisonBlock()
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}//end class
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