diff options
Diffstat (limited to 'library/vendor/php-diff/lib/Diff/Renderer/Html/SideBySide.php')
| -rw-r--r-- | library/vendor/php-diff/lib/Diff/Renderer/Html/SideBySide.php | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/library/vendor/php-diff/lib/Diff/Renderer/Html/SideBySide.php b/library/vendor/php-diff/lib/Diff/Renderer/Html/SideBySide.php new file mode 100644 index 0000000..eb43848 --- /dev/null +++ b/library/vendor/php-diff/lib/Diff/Renderer/Html/SideBySide.php @@ -0,0 +1,163 @@ +<?php +/** + * Side by Side HTML diff generator for PHP DiffLib. + * + * PHP version 5 + * + * Copyright (c) 2009 Chris Boulton <chris.boulton@interspire.com> + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * - Neither the name of the Chris Boulton nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * @package DiffLib + * @author Chris Boulton <chris.boulton@interspire.com> + * @copyright (c) 2009 Chris Boulton + * @license New BSD License http://www.opensource.org/licenses/bsd-license.php + * @version 1.1 + * @link http://github.com/chrisboulton/php-diff + */ + +require_once dirname(__FILE__).'/Array.php'; + +class Diff_Renderer_Html_SideBySide extends Diff_Renderer_Html_Array +{ + /** + * Render a and return diff with changes between the two sequences + * displayed side by side. + * + * @return string The generated side by side diff. + */ + public function render() + { + $changes = parent::render(); + + $html = ''; + if(empty($changes)) { + return $html; + } + + $html .= '<table class="Differences DifferencesSideBySide">'; + $html .= '<thead>'; + $html .= '<tr>'; + $html .= '<th colspan="2">Old Version</th>'; + $html .= '<th colspan="2">New Version</th>'; + $html .= '</tr>'; + $html .= '</thead>'; + foreach($changes as $i => $blocks) { + if($i > 0) { + $html .= '<tbody class="Skipped">'; + $html .= '<th>…</th><td> </td>'; + $html .= '<th>…</th><td> </td>'; + $html .= '</tbody>'; + } + + foreach($blocks as $change) { + $html .= '<tbody class="Change'.ucfirst($change['tag']).'">'; + // Equal changes should be shown on both sides of the diff + if($change['tag'] == 'equal') { + foreach($change['base']['lines'] as $no => $line) { + $fromLine = $change['base']['offset'] + $no + 1; + $toLine = $change['changed']['offset'] + $no + 1; + $html .= '<tr>'; + $html .= '<th>'.$fromLine.'</th>'; + $html .= '<td class="Left"><span>'.$line.'</span> </td>'; + $html .= '<th>'.$toLine.'</th>'; + $html .= '<td class="Right"><span>'.$line.'</span> </td>'; + $html .= '</tr>'; + } + } + // Added lines only on the right side + else if($change['tag'] == 'insert') { + foreach($change['changed']['lines'] as $no => $line) { + $toLine = $change['changed']['offset'] + $no + 1; + $html .= '<tr>'; + $html .= '<th> </th>'; + $html .= '<td class="Left"> </td>'; + $html .= '<th>'.$toLine.'</th>'; + $html .= '<td class="Right"><ins>'.$line.'</ins> </td>'; + $html .= '</tr>'; + } + } + // Show deleted lines only on the left side + else if($change['tag'] == 'delete') { + foreach($change['base']['lines'] as $no => $line) { + $fromLine = $change['base']['offset'] + $no + 1; + $html .= '<tr>'; + $html .= '<th>'.$fromLine.'</th>'; + $html .= '<td class="Left"><del>'.$line.'</del> </td>'; + $html .= '<th> </th>'; + $html .= '<td class="Right"> </td>'; + $html .= '</tr>'; + } + } + // Show modified lines on both sides + else if($change['tag'] == 'replace') { + if(count($change['base']['lines']) >= count($change['changed']['lines'])) { + foreach($change['base']['lines'] as $no => $line) { + $fromLine = $change['base']['offset'] + $no + 1; + $html .= '<tr>'; + $html .= '<th>'.$fromLine.'</th>'; + $html .= '<td class="Left"><span>'.$line.'</span> </td>'; + if(!isset($change['changed']['lines'][$no])) { + $toLine = ' '; + $changedLine = ' '; + } + else { + $toLine = $change['base']['offset'] + $no + 1; + $changedLine = '<span>'.$change['changed']['lines'][$no].'</span>'; + } + $html .= '<th>'.$toLine.'</th>'; + $html .= '<td class="Right">'.$changedLine.'</td>'; + $html .= '</tr>'; + } + } + else { + foreach($change['changed']['lines'] as $no => $changedLine) { + if(!isset($change['base']['lines'][$no])) { + $fromLine = ' '; + $line = ' '; + } + else { + $fromLine = $change['base']['offset'] + $no + 1; + $line = '<span>'.$change['base']['lines'][$no].'</span>'; + } + $html .= '<tr>'; + $html .= '<th>'.$fromLine.'</th>'; + $html .= '<td class="Left"><span>'.$line.'</span> </td>'; + $toLine = $change['changed']['offset'] + $no + 1; + $html .= '<th>'.$toLine.'</th>'; + $html .= '<td class="Right">'.$changedLine.'</td>'; + $html .= '</tr>'; + } + } + } + $html .= '</tbody>'; + } + } + $html .= '</table>'; + return $html; + } +}
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