PHP DOMDocument::saveHtml方法代码示例

 function testRequestToOutputFile()
 {
     $client = new ProxyClient();
     $client->URL = df_absolute_url('tests/test_ProxyClient/test1.html');
     $outputFile = tempnam(sys_get_temp_dir(), 'test_ProxyClient');
     $client->outputFile = $outputFile;
     $client->process();
     $this->assertEquals(null, $client->content, 'Content should be written to output file, not saved to variable.');
     $expected = file_get_contents('tests/test_ProxyClient/test1.html');
     $doc = new DOMDocument();
     @$doc->loadHtml($expected);
     $expected = $doc->saveHtml();
     $actual = file_get_contents($outputFile);
     $actual = '';
     $fh = fopen($outputFile, 'r');
     while (!feof($fh) and trim($line = fgets($fh, 1024))) {
         // We skip the headers
     }
     ob_start();
     fpassthru($fh);
     fclose($fh);
     $actual = ob_get_contents();
     ob_end_clean();
     unset($doc);
     $doc = new DOMDocument();
     @$doc->loadHtml($actual);
     $actual = $doc->saveHtml();
     unset($doc);
     $this->assertEquals($expected, $actual);
 }

 /**
  * @param \DOMNode $node
  * @return string
  */
 public static function getOuterHtml(\DOMNode $node)
 {
     $domDocument = new \DOMDocument('1.0');
     $b = $domDocument->importNode($node->cloneNode(true), true);
     $domDocument->appendChild($b);
     $html = $domDocument->saveHtml();
     $html = StringHelper::safeEncodeStr($html);
     return $html;
 }

 /**
  * Print script which defined attributes
  *
  * @access public
  * @return void
  */
 public function printScript()
 {
     $domDocument = new DOMDocument();
     $domScript = $domDocument->createElement('script');
     foreach ($this->scriptAttributes as $key => $value) {
         $domAttribute = $domDocument->createAttribute($key);
         $domAttribute->value = $value;
         $domScript->appendChild($domAttribute);
     }
     $domDocument->appendChild($domScript);
     echo $domDocument->saveHtml();
 }

 public function getEmbedCode()
 {
     $dom = new \DOMDocument();
     $docSrc = URL::to('docs/embed', $this->slug);
     $insertElement = $dom->createElement('div');
     $containerElement = $dom->createElement('iframe');
     $containerElement->setAttribute('id', '__ogFrame');
     $containerElement->setAttribute('width', 300);
     $containerElement->setAttribute('height', 500);
     $containerElement->setAttribute('src', $docSrc);
     $containerElement->setAttribute('frameBorder', 0);
     $insertElement->appendChild($containerElement);
     return $dom->saveHtml($insertElement);
 }

 function get($input)
 {
     libxml_use_internal_errors(true);
     libxml_clear_errors();
     $doc = new DOMDocument();
     $doc->loadHtml($input);
     $xpath = new DOMXPath($doc);
     $mainElements = $xpath->query("//div[@class='section results']");
     $resultArray = array();
     foreach ($mainElements as $mainElement) {
         $this->parseEntries($doc->saveHtml($mainElement), $resultArray);
     }
     return $resultArray;
 }

 public function find($xp)
 {
     //var_dump($this->dom);
     $xpath = new DOMXpath($this->dom);
     //$xpath->registerNamespace('html','http://www.w3.org/1999/xhtml');
     $eles = $xpath->query($xp);
     //var_dump($eles);
     if ($eles->length == 0) {
         return '';
     }
     //var_dump($eles);
     $ele = $eles->item(0);
     $dom = new DOMDocument();
     $dom->appendChild($dom->importNode($ele, true));
     $dom->formatOutput = true;
     $dom->preserveWhiteSpace = false;
     $c = $dom->saveHtml();
     $c = mb_convert_encoding($c, $this->charset, 'HTML-ENTITIES');
     return $c;
 }

 public function merge(array $pages, $separator = '')
 {
     $head = '';
     $output = '';
     libxml_use_internal_errors(true);
     foreach ($pages as $page) {
         if (!$head) {
             list($head, $body) = preg_split('/<body/i', $page);
         }
         $document = new \DOMDocument();
         $document->loadHTML($page);
         $bodyOnlyDocument = new \DOMDocument();
         $body = $document->getElementsByTagName('body')->item(0);
         foreach ($body->childNodes as $child) {
             $bodyOnlyDocument->appendChild($bodyOnlyDocument->importNode($child, true));
         }
         $output .= $bodyOnlyDocument->saveHtml() . $separator;
     }
     return $head . '<body>' . rtrim($output, $separator) . '</body></html>';
 }

 function testPage()
 {
     $url = DATAFACE_SITE_URL . '/tests/testsites/site1/index.html';
     $site = new Dataface_Record('websites', array());
     $site->setValues(array('website_url' => df_absolute_url(DATAFACE_SITE_URL . '/tests/testsites/site1/'), 'source_language' => 'en', 'target_language' => 'fr', 'website_name' => 'Site 1 French', 'active' => 1, 'base_path' => DATAFACE_SITE_URL . '/proxies/site1/', 'host' => $_SERVER['HTTP_HOST']));
     $site->save();
     df_q("delete from site_text_filters where website_id='" . addslashes($site->val('website_id')) . "'");
     $server = new ProxyServer();
     $server->site = SweteSite::loadSiteById($site->val('website_id'));
     $server->SERVER = array('REQUEST_METHOD' => 'get');
     $server->URL = df_absolute_url(DATAFACE_SITE_URL . '/proxies/site1/index.html');
     $server->buffer = true;
     $server->handleRequest();
     $doc = new DOMDocument();
     $doc->loadHtml(file_get_contents('tests/testsites/site1_output/index.out.html'));
     $expected = $doc->saveHtml();
     //echo $server->contentBuffer;
     $doc2 = new DOMDocument();
     $doc2->loadHtml($server->contentBuffer);
     $actual = $doc2->saveHtml();
     //$this->assertEquals(trim($expected), trim($actual));
     // Cancelled this test because WTF!!!!  Even if I print the actual output, copy it to the file
     // and compare it to itself, it still fails!!!! WTF!!!!
 }

<?php

$xmlDoc = new DOMDocument();
$xmlDoc->loadHTMLFile("http://docs.codehaus.org/display/GRADLE/Gradle+0.9+Breaking+Changes");
$xpath = new DOMXPath($xmlDoc);
$entries = $xpath->query("//*[@class='wiki-content']");
foreach ($entries as $entry) {
    $copyDoc = new DOMDocument();
    $copyDoc->appendChild($copyDoc->importNode($entry, true));
    echo $copyDoc->saveHtml();
}

 /**
  * Returns a safe output to the theme
  * This includes setting nofollow tags on links, forcing them to open in new windows, and safely encoding the text
  * @return string
  */
 public function getSafeOutput()
 {
     $md = new CMarkdownParser();
     $dom = new DOMDocument();
     $dom->loadHtml('<?xml encoding="UTF-8">' . $md->safeTransform($this->content));
     $x = new DOMXPath($dom);
     foreach ($x->query('//a') as $node) {
         $element = $node->getAttribute('href');
         if (isset($element[0]) && $element[0] !== "/") {
             $node->setAttribute('rel', 'nofollow');
             $node->setAttribute('target', '_blank');
         }
     }
     return $md->safeTransform($dom->saveHtml());
 }

 /**
  * Dumps the internal document into a string using HTML formatting.
  * 
  * @return string
  */
 public function html()
 {
     return trim($this->document->saveHtml());
 }

/**
 * Find a tag by ID and append/replace content
 *
 * source: http://stackoverflow.com/a/17661043/1829145
 * Thanks to Rodolfo Buaiz (brasofilo)
 *
 * @param string $oDoc source html (passed by reference!)
 * @param string $s html code to insert
 * @param string $sId id of the tag to find
 * @param string $sHtml
 * @param boolean $bAppend append new code?
 * @param boolean $bInsert replace existing contents by the new source code?
 * @param boolean $bAddToOuter
 * @return boolean
 */
function brasofilo_suSetHtmlElementById(&$oDoc, &$s, $sId, $sHtml, $bAppend = false, $bInsert = false, $bAddToOuter = false)
{
    if (brasofilo_suIsValidString($s) && brasofilo_suIsValidString($sId)) {
        $bCreate = true;
        if (is_object($oDoc)) {
            if (!$oDoc instanceof DOMDocument) {
                return false;
            }
            $bCreate = false;
        }
        if ($bCreate) {
            $oDoc = new DOMDocument();
        }
        libxml_use_internal_errors(true);
        $oDoc->loadHTML($s);
        libxml_use_internal_errors(false);
        $oNode = $oDoc->getElementById($sId);
        if (is_object($oNode)) {
            $bReplaceOuter = !$bAppend && !$bInsert;
            $sId = uniqid('NVCMS_SHEBI-');
            $aId = array("<!-- {$sId} -->", "<!--{$sId}-->");
            if ($bReplaceOuter) {
                if (brasofilo_suIsValidString($sHtml)) {
                    $oNode->parentNode->replaceChild($oDoc->createComment($sId), $oNode);
                    $s = $oDoc->saveHtml();
                    $s = str_replace($aId, $sHtml, $oDoc->saveHtml());
                } else {
                    $oNode->parentNode->removeChild($oNode);
                    $s = $oDoc->saveHtml();
                }
                return true;
            }
            $bReplaceInner = $bAppend && $bInsert;
            $sThis = null;
            if (!$bReplaceInner) {
                $sThis = $oDoc->saveHTML($oNode);
                $sThis = ($bInsert ? $sHtml : '') . ($bAddToOuter ? $sThis : substr($sThis, strpos($sThis, '>') + 1, -(strlen($oNode->nodeName) + 3))) . ($bAppend ? $sHtml : '');
            }
            if (!$bReplaceInner && $bAddToOuter) {
                $oNode->parentNode->replaceChild($oDoc->createComment($sId), $oNode);
                $sId =& $aId;
            } else {
                $oNode->nodeValue = $sId;
            }
            $s = str_replace($sId, $bReplaceInner ? $sHtml : $sThis, $oDoc->saveHtml());
            return true;
        }
    }
    return false;
}

 /**
  * Populate values in HTML forms. 
  *
  * @param string $body
  * @return string
  * @todo fix for radio buttons and dropdown boxes!
  */
 protected function populateForms($body)
 {
     $forms = $this->response->getForms();
     // If response object holds no form data, we are done.
     if (sizeof($forms) == 0) {
         return $body;
     }
     $dom = new \DOMDocument();
     $dom->loadHtml($body);
     $query = new \DOMXPath($dom);
     foreach ($forms as $form) {
         foreach ($this->response->getFormValues($form) as $field => $value) {
             $nodes = $query->evaluate("//form[@name='" . $form . "']//*[@name='" . $field . "']");
             if ($nodes->length == 0) {
                 throw new Exception('No field ' . $field . ' in form ' . $form);
             }
             $node = $nodes->item(0);
             switch ($node->nodeName) {
                 case 'input':
                     if ($node->getAttribute('type') == 'checkbox') {
                         if ($value != 0) {
                             $node->setAttribute('checked', true);
                         }
                     } else {
                         $node->setAttribute('value', $value);
                     }
                     break;
                 case 'textarea':
                     $node->firstChild->nodeValue = $value;
                     break;
                 case 'select':
                     foreach ($node->childNodes as $child) {
                         if ($child->nodeValue == $value) {
                             $child->setAttribute('selected', 'selected');
                         }
                     }
                     break;
                 default:
                     throw new Exception('Unknown tag ' . $nodes->item(0)->nodeName . ' in form ' . $form);
                     // @todo DEV only.
             }
         }
     }
     /*	    	
     	        // Patch in field error messages.
     	        foreach ($this->response->getFieldErrors($form) as $field => $errorMessages) {
     	        	foreach ($errorMessages as $errorMessage) {
     	                $nodes = $query->evaluate("//form[@name='" . $form . "']//*[@name='" . $field . "']");
     	
     	                if ($nodes->length == 0) {
     	                    throw new Exception('No field ' . $field . ' in form ' . $form);
     	                }
     	
     	                $node = $nodes->item(0);
     
     	                $message = new \DOMElement('div', $errorMessage->getMessage());
                         //$node->parentNode->appendChild($message);                
                         $node->nextSibling->insertBefore($message);                
     	        	}
     	        }
     */
     return $dom->saveHtml();
 }

<?php

$dom = new DOMDocument();
//$dom = new DOMDocument('1.0', 'utf-8');
$head = $dom->createElement('head');
$title = $dom->createElement('title');
$node = $dom->createTextNode('Hello, World!');
// Solution
$title->appendChild($node);
$head->appendChild($title);
// More
$attr = $dom->createAttribute('id');
$attr->value = 'my-title';
$title->appendChild($attr);
$title->setAttributeNode(new DOMAttr('data-charset', 'utf-8'));
// Render
$dom->appendChild($head);
var_dump($dom->saveXML(), $dom->saveXML($title), $dom->saveHtml());

 /**
  * Extract all interaction by find interaction node & relative choices
  * Find right answer & resolve identifier to choice name
  * Output example of item interactions:
  * array (
  *   [...],
  *   array(
  *      "id" => "56e7d1397ad57",
  *      "type" => "Match",
  *      "choices" => array (
  *          "M" => "Mouse",
  *          "S" => "Soda",
  *          "W" => "Wheel",
  *          "D" => "DarthVader",
  *          "A" => "Astronaut",
  *          "C" => "Computer",
  *          "P" => "Plane",
  *          "N" => "Number",
  *      ),
  *      "responses" => array (
  *          0 => "M C"
  *      ),
  *      "responseIdentifier" => "RESPONSE"
  *   )
  * )
  *
  * @return $this
  */
 protected function extractInteractions()
 {
     $elements = ['Choice' => ['domInteraction' => 'choiceInteraction', 'xpathChoice' => './/qti:simpleChoice'], 'Order' => ['domInteraction' => 'orderInteraction', 'xpathChoice' => './/qti:simpleChoice'], 'Match' => ['domInteraction' => 'matchInteraction', 'xpathChoice' => './/qti:simpleAssociableChoice'], 'Associate' => ['domInteraction' => 'associateInteraction', 'xpathChoice' => './/qti:simpleAssociableChoice'], 'Gap Match' => ['domInteraction' => 'gapMatchInteraction', 'xpathChoice' => './/qti:gapText'], 'Hot text' => ['domInteraction' => 'hottextInteraction', 'xpathChoice' => './/qti:hottext'], 'Inline choice' => ['domInteraction' => 'inlineChoiceInteraction', 'xpathChoice' => './/qti:inlineChoice'], 'Graphic hotspot' => ['domInteraction' => 'hotspotInteraction', 'xpathChoice' => './/qti:hotspotChoice'], 'Graphic order' => ['domInteraction' => 'graphicOrderInteraction', 'xpathChoice' => './/qti:hotspotChoice'], 'Graphic associate' => ['domInteraction' => 'graphicAssociateInteraction', 'xpathChoice' => './/qti:associableHotspot'], 'Graphic gap match' => ['domInteraction' => 'graphicGapMatchInteraction', 'xpathChoice' => './/qti:gapImg'], 'ScaffHolding' => ['xpathInteraction' => '//*[@customInteractionTypeIdentifier="adaptiveChoiceInteraction"]', 'xpathChoice' => 'descendant::*[@class="qti-choice"]'], 'Extended text' => ['domInteraction' => 'extendedTextInteraction'], 'Slider' => ['domInteraction' => 'sliderInteraction'], 'Upload file' => ['domInteraction' => 'uploadInteraction'], 'Text entry' => ['domInteraction' => 'textEntryInteraction'], 'End attempt' => ['domInteraction' => 'endAttemptInteraction']];
     /**
      * foreach all interactions type
      */
     foreach ($elements as $element => $parser) {
         if (isset($parser['domInteraction'])) {
             $interactionNode = $this->dom->getElementsByTagName($parser['domInteraction']);
         } elseif (isset($parser['xpathInteraction'])) {
             $interactionNode = $this->xpath->query($parser['xpathInteraction']);
         } else {
             continue;
         }
         if ($interactionNode->length == 0) {
             continue;
         }
         /**
          * foreach all real interactions
          */
         for ($i = 0; $i < $interactionNode->length; $i++) {
             $interaction = [];
             $interaction['id'] = uniqid();
             $interaction['type'] = $element;
             $interaction['choices'] = [];
             $interaction['responses'] = [];
             /**
              * Interaction right answers
              */
             $interaction['responseIdentifier'] = $interactionNode->item($i)->getAttribute('responseIdentifier');
             $rightAnswer = $this->xpath->query('./qti:responseDeclaration[@identifier="' . $interaction['responseIdentifier'] . '"]');
             if ($rightAnswer->length > 0) {
                 $answers = $rightAnswer->item(0)->textContent;
                 if (!empty($answers)) {
                     foreach (explode(PHP_EOL, $answers) as $answer) {
                         if (trim($answer) !== '') {
                             $interaction['responses'][] = $answer;
                         }
                     }
                 }
             }
             /**
              * Interaction choices
              */
             $choiceNode = '';
             if (!empty($parser['domChoice'])) {
                 $choiceNode = $this->dom->getElementsByTagName($parser['domChoice']);
             } elseif (!empty($parser['xpathChoice'])) {
                 $choiceNode = $this->xpath->query($parser['xpathChoice'], $interactionNode->item($i));
             }
             if (!empty($choiceNode) && $choiceNode->length > 0) {
                 for ($j = 0; $j < $choiceNode->length; $j++) {
                     $identifier = $choiceNode->item($j)->getAttribute('identifier');
                     $value = $this->sanitizeNodeToValue($this->dom->saveHtml($choiceNode->item($j)));
                     //Image
                     if ($value === '') {
                         $imgNode = $this->xpath->query('./qti:img/@src', $choiceNode->item($j));
                         if ($imgNode->length > 0) {
                             $value = 'image' . $j . '_' . $imgNode->item(0)->value;
                         }
                     }
                     $interaction['choices'][$identifier] = $value;
                 }
             }
             $this->interactions[] = $interaction;
         }
     }
     return $this;
 }