FEATURE: Updated HtmlEditorField to use DOMDocument to more reliably parse image tracking and shortcode link tracking data.
From: Andrew Short <andrewjshort@gmail.com> git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@88492 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Andrew Short
Sam Minnee
parent
73b0ea643f
commit
1859ba502b
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@ -1,203 +1,142 @@
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<?php
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/**
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* A WYSIWYG editor field, powered by tinymce.
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* tinymce editor fields are created from <textarea> tags which are then converted with javascript.
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* The {@link Requirements} system is used to ensure that all necessary javascript is included.
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* Caution: Only works within the CMS with a global tinymce-menubar, see {@link CMSMain}
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*
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*
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* A TinyMCE-powered WYSIWYG HTML editor field with image and link insertion and tracking capabilities. Editor fields
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* are created from <textarea> tags, which are then converted with JavaScript.
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*
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* @package forms
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* @subpackage fields-formattedinput
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*/
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class HtmlEditorField extends TextareaField {
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/**
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* Includes the javascript neccesary for this field to work in the current output.
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* NOTE: If you are loading a form that includes an HtmlEditorField via Ajax this function must be called in the requesting page, because
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* javascript is not sent via ajax
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* Includes the JavaScript neccesary for this field to work using the {@link Requirements} system.
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*/
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static function include_js() {
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Requirements::javascript(MCE_ROOT . "tiny_mce_src.js");
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public static function include_js() {
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Requirements::javascript(MCE_ROOT . 'tiny_mce_src.js');
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Requirements::customScript(HtmlEditorConfig::get_active()->generateJS(), 'htmlEditorConfig');
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}
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/**
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* Construct a new HtmlEditor field
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* @see TextareaField::__construct()
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*/
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function __construct($name, $title = null, $rows = 30, $cols = 20, $value = "", $form = null) {
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public function __construct($name, $title = null, $rows = 30, $cols = 20, $value = '', $form = null) {
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parent::__construct($name, $title, $rows, $cols, $value, $form);
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$this->extraClass = 'typography';
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$this->addExtraClass('typography');
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$this->addExtraClass('htmleditor');
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self::include_js();
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}
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/**
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* Returns the a <textarea> field with tinymce="true" set on it
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* @return string
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*/
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function Field() {
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// Make sure the nessecary javascript is included
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self::include_js();
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// Don't allow unclosed tags - they will break the whole application ;-)
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$cleanVal = $this->value;
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$lPos = strrpos($cleanVal,'<');
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$rPos = strrpos($cleanVal,'>');
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if(($lPos > $rPos) || ($rPos === false && $lPos !== false)) $cleanVal .= '>';
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// Remove broken link classes, we'll add them now
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$cleanVal = eregi_replace('class="([^"]*) *broken *( [^"]*)?"','class="\\1\\2"', $cleanVal);
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// Mark up broken links
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$links = HTTP::getLinksIn($cleanVal);
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if($links) {
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$links = array_unique($links);
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foreach($links as $link) {
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$originalLink = $link;
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$link = Director::makeRelative($link);
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$broken = false;
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if(ereg('^([A-Za-z0-9_\-]+)/?(#.*)?$', $link, $parts)) {
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if(!DataObject::get_one("SiteTree", "\"URLSegment\" = '$parts[1]'", false)) {
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$broken = true;
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// Prevents execution timeouts if a page has 50 identical broken links by only highlighting them once
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$alreadyHighlighted[$parts[1]] = true;
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}
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} else if($link == '' || $link[0] == '/') {
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$broken = true;
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} else if(ereg('^assets/',$link)) {
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$link = str_replace(array('%20', '%5C', '%27'), array(' ', '\\', '\''), $link);
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$link = Convert::raw2sql($link);
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if(!DataObject::get_one("File", "\"Filename\" = '$link'", false)) {
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$broken = true;
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}
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}
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// Add a class. Note that this might create multiple class attributes, which are stripped below
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if($broken) $cleanVal = eregi_replace("(<a)([^>]*href=\"{$originalLink}[^\"]*\"[^>]*>)",'\\1 class="broken"\\2', $cleanVal);
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}
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}
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// Combined multiple classes into a single class
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while( eregi('(<a[^>]*)class="([^"]*)"([^>]*)class="([^"]*)"([^>]*>)', $cleanVal) )
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$cleanVal = eregi_replace('(<a[^>]*)class="([^"]*)"([^>]*)class="([^"]*)"([^>]*>)','\\1class="\\2 \\4"\\3\\5', $cleanVal);
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// We can't use htmlentities as that messes with unicode
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$cleanVal = str_replace(array("&","<",">"),array("&","<",">"),$cleanVal);
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// 97% instead of 100% to prevent horizontal scrollbars in IE7
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$style = "width: 97%; height: " . ($this->rows * 16) . "px";
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$class = "htmleditor";
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$class = ($this->extraClass)?$class." ".$this->extraClass:$class;
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return "<textarea class=\"$class\" rows=\"$this->rows\" cols=\"$this->cols\" style=\"$style\" tinymce=\"true\" id=\"" . $this->id() . "\" name=\"{$this->name}\">$cleanVal</textarea>";
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}
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/**
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* This function has been created to explicit the functionnality.
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*/
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function setCSSClass($class){
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$this->extraClass = $class;
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return $this->createTag (
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'textarea',
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array (
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'class' => $this->extraClass(),
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'rows' => $this->rows,
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'cols' => $this->cols,
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'style' => "width: 97%; height: " . ($this->rows * 16) . "px", // Prevents horizontal scrollbars
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'tinymce' => 'true',
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'id' => $this->id(),
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'name' => $this->name
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),
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htmlentities($this->value, ENT_COMPAT, 'UTF-8')
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);
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}
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function saveInto($record) {
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public function saveInto($record) {
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if($record->escapeTypeForField($this->name) != 'xml') {
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user_error("HTMLEditorField should save into an HTMLText or HTMLVarchar field.
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If you don't, your template won't display properly.
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This changed in version 2.2.2, so please update
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your database field '$this->name'",
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E_USER_WARNING
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throw new Exception (
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'HtmlEditorField->saveInto(): This field should save into a HTMLText or HTMLVarchar field.'
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);
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}
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$content = $this->value;
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$value = $this->value ? $this->value : '<p></p>';
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$value = preg_replace('/src="([^\?]*)\?r=[0-9]+"/i', 'src="$1"', $value);
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$content = preg_replace('/mce_real_src="[^"]+"/i', "", $content);
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$content = eregi_replace('(<img[^>]* )width=([0-9]+)( [^>]*>|>)','\\1width="\\2"\\3', $content);
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$content = eregi_replace('(<img[^>]* )height=([0-9]+)( [^>]*>|>)','\\1height="\\2"\\3', $content);
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$content = eregi_replace('src="([^\?]*)\?r=[0-9]+"','src="\\1"', $content);
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$content = eregi_replace('mce_src="([^\?]*)\?r=[0-9]+"','mce_src="\\1"', $content);
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$content = preg_replace_callback('/(<img[^>]* )(width="|height="|src=")([^"]+)("[^>]* )(width="|height="|src=")([^"]+)("[^>]* )(width="|height="|src=")([^"]+)("[^>]*>)/i', "HtmlEditorField_dataValue_processImage", $content);
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// If we don't have a containing block element, add a p tag.
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if(!ereg("^[ \t\r\n]*<", $content)) $content = "<p>$content</p>";
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$links = HTTP::getLinksIn($content);
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$linkedPages = array();
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$linkedFiles = array();
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if($links) foreach($links as $link) {
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$link = Director::makeRelative($link);
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$document = new DOMDocument(null, 'UTF-8');
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$document->strictErrorChecking = false;
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$document->loadHTML($value);
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// Populate link tracking for internal links & links to asset files.
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if($links = $document->getElementsByTagName('a')) foreach($links as $link) {
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$link = Director::makeRelative($link->getAttribute('href'));
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if(preg_match('/^([A-Za-z0-9_-]+)\/?(#.*)?$/', $link, $parts)) {
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$candidatePage = DataObject::get_one("SiteTree", "\"URLSegment\" = '" . urldecode( $parts[1] ). "'", false);
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if($candidatePage) {
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$linkedPages[] = $candidatePage->ID;
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// This caused bugs in the publication script
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// $candidatePage->destroy();
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} else {
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$record->HasBrokenLink = 1;
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}
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} else if($link == '' || $link[0] == '/') {
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$record->HasBrokenLink = 1;
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} else if($candidateFile = DataObject::get_one("File", "\"Filename\" = '" . Convert::raw2sql(urldecode($link)) . "'", false)) {
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$linkedFiles[] = $candidateFile->ID;
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// $candidateFile->destroy();
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}
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}
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$images = HTTP::getImagesIn($content);
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if($images) {
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foreach($images as $image) {
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$image = Director::makeRelative($image);
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if(substr($image,0,7) == 'assets/') {
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$candidateImage = DataObject::get_one("File", "\"Filename\" = '$image'");
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if($candidateImage) $linkedFiles[] = $candidateImage->ID;
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else $record->HasBrokenFile = 1;
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}
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}
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}
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if(preg_match('/\[sitetree_link id=([0-9]+)\]/i', $link, $matches)) {
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$ID = $matches[1];
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$fieldName = $this->name;
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if($record->ID && $record->hasMethod('LinkTracking') && $linkTracking = $record->LinkTracking()) {
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$linkTracking->removeByFilter("\"FieldName\" = '$fieldName' AND \"SiteTreeID\" = $record->ID");
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if(isset($linkedPages)) foreach($linkedPages as $item) {
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$linkTracking->add($item, array("FieldName" => $fieldName));
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if($page = DataObject::get_by_id('SiteTree', $ID)) {
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$linkedPages[] = $page->ID;
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} else {
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$record->HasBrokenLink = true;
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}
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} elseif($link[0] != '/' && $file = File::find($link)) {
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$linkedFiles[] = $file->ID;
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}
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// $linkTracking->destroy();
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}
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if($record->ID && $record->hasMethod('ImageTracking') && $imageTracking = $record->ImageTracking()) {
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$imageTracking->removeByFilter("\"FieldName\" = '$fieldName'");
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if(isset($linkedFiles)) foreach($linkedFiles as $item) {
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$imageTracking->add($item, array("FieldName" => $fieldName));
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}
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// $imageTracking->destroy();
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}
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// Sometimes clients will double-escape %20. Fix this up with this dirty hack
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$content = str_replace('%2520', '%20', $content);
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// Resample images, add default attributes and add to assets tracking.
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if($images = $document->getElementsByTagName('img')) foreach($images as $img) {
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if(!$image = File::find($path = Director::makeRelative($img->getAttribute('src')))) {
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if(substr($path, 0, strlen(ASSETS_DIR) + 1) == ASSETS_DIR . '/') {
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$record->HasBrokenFile = true;
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}
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continue;
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}
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$record->$fieldName = $content;
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}
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function rewriteLink($old, $new) {
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$bases[] = "";
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$bases[] = Director::baseURL();
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$bases[] = Director::absoluteBaseURL();
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foreach($bases as $base) {
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$this->value = ereg_replace("(href=\"?)$base$old","\\1$new", $this->value);
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// Resample the images if the width & height have changed.
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$width = $img->getAttribute('width');
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$height = $img->getAttribute('height');
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if($width && $height && ($width != $image->getWidth() || $height != $image->getHeight())) {
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$img->setAttribute('src', $image->ResizedImage($width, $height)->getRelativePath());
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}
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// Add default empty title & alt attributes.
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if(!$img->getAttribute('alt')) $img->setAttribute('alt', '');
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if(!$img->getAttribute('title')) $img->setAttribute('title', '');
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// Add to the tracked files.
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$linkedFiles[] = $image->ID;
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}
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$this->value = ereg_replace("(href=\"?)$base$old","\\1$new", $this->value);
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return $this->value;
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// Save file & link tracking data.
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if($record->ID && $record->many_many('LinkTracking') && $tracker = $record->LinkTracking()) {
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$tracker->removeByFilter(sprintf('"FieldName" = \'%s\' AND "SiteTreeID" = %d', $this->name, $record->ID));
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if($linkedPages) foreach($linkedPages as $item) {
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$tracker->add($item, array('FieldName' => $this->name));
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}
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}
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if($record->ID && $record->many_many('ImageTracking') && $tracker = $record->ImageTracking()) {
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$tracker->removeByFilter(sprintf('"FieldName" = \'%s\' AND "SiteTreeID" = %d', $this->name, $record->ID));
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if($linkedFiles) foreach($linkedFiles as $item) {
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$tracker->add($item, array('FieldName' => $this->name));
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}
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}
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$record->{$this->name} = substr(simplexml_import_dom($document)->body->asXML(), 6, -7);
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}
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function performReadonlyTransformation() {
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$field = new HtmlEditorField_readonly($this->name, $this->title, $this->value);
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/**
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* @return HtmlEditorField_Readonly
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*/
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public function performReadonlyTransformation() {
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$field = new HtmlEditorField_Readonly($this->name, $this->title, $this->value);
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$field->setForm($this->form);
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$field->dontEscape = true;
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return $field;
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}
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}
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/**
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@ -205,7 +144,7 @@ class HtmlEditorField extends TextareaField {
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* @package forms
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* @subpackage fields-formattedinput
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*/
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class HtmlEditorField_readonly extends ReadonlyField {
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class HtmlEditorField_Readonly extends ReadonlyField {
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function Field() {
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$valforInput = $this->value ? Convert::raw2att($this->value) : "";
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return "<span class=\"readonly typography\" id=\"" . $this->id() . "\">" . ( $this->value && $this->value != '<p></p>' ? $this->value : '<i>(not set)</i>' ) . "</span><input type=\"hidden\" name=\"".$this->name."\" value=\"".$valforInput."\" />";
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@ -215,54 +154,6 @@ class HtmlEditorField_readonly extends ReadonlyField {
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}
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}
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/**
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* Proccesses HTML images into the correct proportions from
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* the regular expression evaluated on the save.
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*/
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function HtmlEditorField_dataValue_processImage($parts) {
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// The info could be in any order
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$info[$parts[2]] = $parts[3]; $partSource[$parts[2]] = 3;
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$info[$parts[5]] = $parts[6]; $partSource[$parts[5]] = 6;
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$info[$parts[8]] = $parts[9]; $partSource[$parts[8]] = 9;
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$src = Director::makeRelative($info['src="']);
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if(substr($src,0,10) == '../assets/') $src = substr($src,3);
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$width = $info['width="'];
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$height = $info['height="'];
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if(!$width || !$height) {
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user_error("Can't find width/height in $text", E_USER_ERROR);
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}
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// find the image inserted from the HTML editor
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$image = Image::find(urldecode($src));
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// If we have an image, insert the resampled one into the src attribute; otherwise, leave the img src alone.
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if($image && ($image instanceof Image) && ($image->getWidth() != $width) && ($image->getHeight() != $height)) {
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// If we have an image, generate the resized image.
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$resizedImage = $image->getFormattedImage('ResizedImage', $width, $height);
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if($resizedImage) $parts[$partSource['src="']] = $resizedImage->getRelativePath();
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}
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$parts[0] = "";
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$result = implode("", $parts);
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// Insert an empty alt tag if there isn't one
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if(strpos($result, "alt=") === false) {
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$result = substr_replace($result, ' alt="" />', -3);
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}
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// Insert an empty title tag if there isn't one (IE shows the alt as title if no title tag)
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if(strpos($result, "title=") === false) {
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$result = substr_replace($result, ' title="" />', -3);
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}
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return $result;
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}
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/**
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* External toolbar for the HtmlEditorField.
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* This is used by the CMS
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@ -0,0 +1,127 @@
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<?php
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/**
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* @package sapphire
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* @subpackage tests
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*/
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class HtmlEditorFieldTest extends FunctionalTest {
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public static $fixture_file = 'sapphire/tests/forms/HtmlEditorFieldTest.yml';
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public static $use_draft_site = true;
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public function testBasicSaving() {
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$sitetree = new SiteTree();
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$editor = new HtmlEditorField('Content');
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$editor->setValue('Un-enclosed Content');
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$editor->saveInto($sitetree);
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$this->assertEquals('<p>Un-enclosed Content</p>', $sitetree->Content, 'Un-enclosed content is put in p tags.');
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$editor->setValue('<p class="foo">Simple Content</p>');
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$editor->saveInto($sitetree);
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$this->assertEquals('<p class="foo">Simple Content</p>', $sitetree->Content, 'Attributes are preserved.');
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$editor->setValue('<p>Unclosed Tag');
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$editor->saveInto($sitetree);
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$this->assertEquals('<p>Unclosed Tag</p>', $sitetree->Content, 'Unclosed tags are closed.');
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}
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public function testNullSaving() {
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$sitetree = new SiteTree();
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$editor = new HtmlEditorField('Content');
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$editor->setValue(null);
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$editor->saveInto($sitetree);
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$this->assertEquals('<p/>', $sitetree->Content, 'Doesn\'t choke on null values.');
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}
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public function testLinkTracking() {
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$sitetree = $this->objFromFixture('SiteTree', 'home');
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$editor = new HtmlEditorField('Content');
|
||||
|
||||
$aboutID = $this->idFromFixture('SiteTree', 'about');
|
||||
$contactID = $this->idFromFixture('SiteTree', 'contact');
|
||||
|
||||
$editor->setValue("<a href=\"[sitetree_link id=$aboutID]\">Example Link</a>");
|
||||
$editor->saveInto($sitetree);
|
||||
$this->assertEquals(array($aboutID => $aboutID), $sitetree->LinkTracking()->getIdList(), 'Basic link tracking works.');
|
||||
|
||||
$editor->setValue (
|
||||
"<a href=\"[sitetree_link id=$aboutID]\"></a><a href=\"[sitetree_link id=$contactID]\"></a>"
|
||||
);
|
||||
$editor->saveInto($sitetree);
|
||||
$this->assertEquals (
|
||||
array($aboutID => $aboutID, $contactID => $contactID),
|
||||
$sitetree->LinkTracking()->getIdList(),
|
||||
'Tracking works on multiple links'
|
||||
);
|
||||
|
||||
$editor->setValue(null);
|
||||
$editor->saveInto($sitetree);
|
||||
$this->assertEquals(array(), $sitetree->LinkTracking()->getIdList(), 'Link tracking is removed when links are.');
|
||||
}
|
||||
|
||||
public function testFileLinkTracking() {
|
||||
$sitetree = $this->objFromFixture('SiteTree', 'home');
|
||||
$editor = new HtmlEditorField('Content');
|
||||
$fileID = $this->idFromFixture('File', 'example_file');
|
||||
|
||||
$editor->setValue('<a href="assets/example.pdf">Example File</a>');
|
||||
$editor->saveInto($sitetree);
|
||||
$this->assertEquals (
|
||||
array($fileID => $fileID), $sitetree->ImageTracking()->getIDList(), 'Links to assets are tracked.'
|
||||
);
|
||||
|
||||
$editor->setValue(null);
|
||||
$editor->saveInto($sitetree);
|
||||
$this->assertEquals(array(), $sitetree->ImageTracking()->getIdList(), 'Asset tracking is removed with links.');
|
||||
}
|
||||
|
||||
public function testImageInsertion() {
|
||||
$sitetree = new SiteTree();
|
||||
$editor = new HtmlEditorField('Content');
|
||||
|
||||
$editor->setValue('<img src="assets/example.jpg" />');
|
||||
$editor->saveInto($sitetree);
|
||||
|
||||
$xml = new SimpleXMLElement($sitetree->Content);
|
||||
$this->assertNotNull($xml['alt'], 'Alt tags are added by default.');
|
||||
$this->assertNotNull($xml['title'], 'Title tags are added by default.');
|
||||
|
||||
$editor->setValue('<img src="assets/example.jpg" alt="foo" title="bar" />');
|
||||
$editor->saveInto($sitetree);
|
||||
|
||||
$xml = new SimpleXMLElement($sitetree->Content);
|
||||
$this->assertNotNull('foo', $xml['alt'], 'Alt tags are preserved.');
|
||||
$this->assertNotNull('bar', $xml['title'], 'Title tags are preserved.');
|
||||
}
|
||||
|
||||
public function testImageTracking() {
|
||||
$sitetree = $this->objFromFixture('SiteTree', 'home');
|
||||
$editor = new HtmlEditorField('Content');
|
||||
$fileID = $this->idFromFixture('Image', 'example_image');
|
||||
|
||||
$editor->setValue('<img src="assets/example.jpg" />');
|
||||
$editor->saveInto($sitetree);
|
||||
$this->assertEquals (
|
||||
array($fileID => $fileID), $sitetree->ImageTracking()->getIDList(), 'Inserted images are tracked.'
|
||||
);
|
||||
|
||||
$editor->setValue(null);
|
||||
$editor->saveInto($sitetree);
|
||||
$this->assertEquals (
|
||||
array(), $sitetree->ImageTracking()->getIDList(), 'Tracked images are deleted when removed.'
|
||||
);
|
||||
}
|
||||
|
||||
public function testMultiLineSaving() {
|
||||
$sitetree = $this->objFromFixture('SiteTree', 'home');
|
||||
$editor = new HtmlEditorField('Content');
|
||||
|
||||
$editor->setValue("<p>First Paragraph</p>\n\n<p>Second Paragraph</p>");
|
||||
$editor->saveInto($sitetree);
|
||||
|
||||
$this->assertEquals("<p>First Paragraph</p>\n\n<p>Second Paragraph</p>", $sitetree->Content);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
@ -0,0 +1,15 @@
|
|||
SiteTree:
|
||||
home:
|
||||
Title: Home Page
|
||||
about:
|
||||
Title: About Us
|
||||
contact:
|
||||
Title: Contact Us
|
||||
|
||||
File:
|
||||
example_file:
|
||||
Name: example.pdf
|
||||
|
||||
Image:
|
||||
example_image:
|
||||
Name: example.jpg
|
||||
Loading…
Reference in New Issue