mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-08-27 21:15:40 +02:00
(merged from branches/gsoc) git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@41822 467b73ca-7a2a-4603-9d3b-597d59a354a9
450 lines
15 KiB
PHP
Executable File
450 lines
15 KiB
PHP
Executable File
<?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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*/
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class HtmlEditorField extends TextareaField {
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protected $rows;
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/**
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* Construct a new HtmlEditor field
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*/
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function __construct($name, $title = "", $rows = 15, $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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}
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/**
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* Returns the a <textarea> field with tinymce="true" set on it
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*/
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function Field() {
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Requirements::javascript(MCE_ROOT . "tiny_mce_src.js");
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Requirements::javascript("jsparty/tiny_mce_improvements.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[0] == '/') {
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$broken = true;
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} else if(ereg('^assets/',$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 = $class;
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}
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function saveInto($record) {
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$content = $this->value;
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$content = preg_replace('/mce_real_src="[^"]+"/i', "", $content);
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$content = eregi_replace('width=([0-9]+)','width="\\1"',$content);
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$content = eregi_replace('height=([0-9]+)','height="\\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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if($links) foreach($links as $link) {
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$link = Director::makeRelative($link);
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if(preg_match( '/^([A-Za-z0-9_-]+)\/?(#.*)?$/', $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($link{0} == '/') {
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$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 $record->HasBrokenFile = 1;
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}
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}
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}
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$fieldName = $this->name;
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if($record->ID && $record->hasMethod('LinkTracking') && $linkTracking = $record->LinkTracking()) {
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$linkTracking->removeByFilter("FieldName = '$fieldName'");
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if(isset($linkedPages)) foreach($linkedPages as $item) {
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$linkTracking->add($item, array("FieldName" => $fieldName));
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}
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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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// $imageTracking->destroy();
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}
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$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", $this->value);
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}
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$this->value = ereg_replace("(href=\"?)$base$old","\\1$new", $this->value);
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return $this->value;
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}
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function performReadonlyTransformation() {
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$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 $field;
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}
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}
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class HtmlEditorField_readonly extends ReadonlyField {
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function Field() {
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$valforInput = $this->value ? Convert::raw2att($this->value) : "";
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return "<div class=\"readonly typography\" id=\"" . $this->id() . "\">$this->value</div><br /><input type=\"hidden\" name=\"".$this->name."\" value=\"".$valforInput."\" />";
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}
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function Type() {
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return 'readonly';
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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($src);
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if($image) {
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// If we have an image, generate the resized image.
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$resizedImage = $image->getFormattedImage("ResizedImage",$width, $height);
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$parts[$partSource['src="']] = $resizedImage->getRelativePath() ;
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} else {
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$parts[$partSource['src="']] = "";
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}
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$parts[0] = "";
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$result = implode("", $parts);
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return $result;
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}
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class HtmlEditorField_Toolbar extends ViewableData {
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protected $controller, $name;
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function __construct($controller, $name) {
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$this->controller = $controller;
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$this->name = $name;
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}
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function Buttons() {
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return new DataObjectSet(
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new HtmlEditorField_button("Bold","bold","Bold (Ctrl+B)"),
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new HtmlEditorField_button("Italic","italic","Italic (Ctrl+I)"),
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new HtmlEditorField_button("Underline","underline", "Underline (Ctrl+U)"),
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new HtmlEditorField_button("Strikethrough","strikethrough"),
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new HtmlEditorField_separator(),
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new HtmlEditorField_button("JustifyLeft","justifyleft","Align left"),
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new HtmlEditorField_button("JustifyCenter","justifycenter","Align center"),
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new HtmlEditorField_button("JustifyRight","justifyright","Align right"),
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new HtmlEditorField_button("JustifyFull","justifyfull","Justify"),
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/*new HtmlEditorField_dropdown("mceSetCSSClass", "styleSelect", array(
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"mceContentBody" => "mceContentBody",
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)),*/
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new HtmlEditorField_dropdown("FormatBlock", "formatSelect", array(
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"<p>" => "Paragraph",
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"<address>" => "Address",
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"<pre>" => "Preformatted",
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"<h1>" => "Heading 1",
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"<h2>" => "Heading 2",
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"<h3>" => "Heading 3",
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"<h4>" => "Heading 4",
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"<h5>" => "Heading 5",
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"<h6>" => "Heading 6",
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)),
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new HtmlEditorField_separator(),
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new HtmlEditorField_button("InsertUnorderedList","bullist","Bullet-point list"),
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new HtmlEditorField_button("InsertOrderedList","numlist","Numbered list"),
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new HtmlEditorField_button("Outdent","outdent","Decrease outdent"),
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new HtmlEditorField_button("Indent","indent","Increase indent"),
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new HtmlEditorField_button("inserthorizontalrule","hr","Insert horizontal line"),
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new HtmlEditorField_button("mceCharMap","charmap","Insert symbol"),
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new HtmlEditorField_break(),
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new HtmlEditorField_button("Undo","undo","Undo (Ctrl+Z)"),
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new HtmlEditorField_button("Redo","redo","Redo (Ctrl+Y)"),
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new HtmlEditorField_separator(),
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new HtmlEditorField_button("Cut","cut","Cut (Ctrl+X)"),
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new HtmlEditorField_button("Copy","copy","Copy (Ctrl+C)"),
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new HtmlEditorField_button("Paste","paste","Paste (Ctrl+V)"),
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new HtmlEditorField_separator(),
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new HtmlEditorField_button("ssImage","image","Insert image"),
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new HtmlEditorField_button("ssFlash","flash:flash","Insert flash"),
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new HtmlEditorField_button("ssLink","link","Insert/edit link for highlighted text"),
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new HtmlEditorField_button("unlink","unlink","Remove link"),
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new HtmlEditorField_button("mceInsertAnchor","anchor","Insert/edit anchor"),
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new HtmlEditorField_separator(),
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new HtmlEditorField_button("mceCodeEditor","code","Edit HTML Code"),
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// We don't need this because tinymce is good at auto-tidying
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// new HtmlEditorField_button("mceCleanup","cleanup","Clean up code"),
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new HtmlEditorField_button("mceToggleVisualAid","visualaid","Show/hide guidelines"),
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new HtmlEditorField_separator(),
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new HtmlEditorField_button("mceInsertTable","table:table","Insert table"),
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new HtmlEditorField_button("mceTableInsertRowBefore","table:table_insert_row_before","Insert row before"),
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new HtmlEditorField_button("mceTableInsertRowAfter","table:table_insert_row_after","Insert row after"),
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new HtmlEditorField_button("mceTableDeleteRow","table:table_delete_row","Delete row"),
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new HtmlEditorField_button("mceTableInsertColBefore","table:table_insert_col_before","Insert column before"),
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new HtmlEditorField_button("mceTableInsertColAfter","table:table_insert_col_after","Insert column after"),
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new HtmlEditorField_button("mceTableDeleteCol","table:table_delete_col","Delete column")
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);
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}
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/**
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* Returns the form which the Link button returns.
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* The link functions below are shown and hidden via javascript
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*/
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function LinkForm() {
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$form = new Form(
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$this->controller,
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"{$this->name}.LinkForm",
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new FieldSet(
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new OptionsetField("LinkType", "Link to",
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array(
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"internal" => "Page on the site",
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"external" => "Another website",
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"email" => "Email address",
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"file" => "Download a file",
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)
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),
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new TreeDropdownField("internal", "Page", "SiteTree", "URLSegment"),
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new TextField("external", "URL"),
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new EmailField("email", "Email address"),
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new TreeDropdownField("file","File","File", "Filename"),
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new TextField("Description", "Link description"),
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new CheckboxField("TargetBlank", "Open link in a new window?")
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),
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new FieldSet(
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new FormAction("insert", "Insert link"),
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new FormAction("remove", "Remove link"),
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new FormAction("cancel", "Cancel")
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)
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);
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$form->loadDataFrom($this);
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return $form;
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}
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function ImageForm() {
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$form = new Form($this->controller, "{$this->name}.ImageForm",
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new FieldSet(
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new TreeDropdownField("FolderID", "Folder", "Folder"),
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new ThumbnailStripField("Image", "FolderID", "getimages"),
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new TextField("AltText", "Description", "", 80),
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new DropdownField("CSSClass", "Alignment / style", array(
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"left" => "On the left, with text wrapping around.",
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"right" => "On the right, with text wrapping around.",
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"center" => "Centred, on its own.",
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)),
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new FieldGroup("Dimensions",
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new TextField("Width", "", "", 5),
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new TextField("Height", "x", "", 5)
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)
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),
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new FieldSet(
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/*
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new FormAction("insertimage", "Insert image"),
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new FormAction("cancel", "Cancel")
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*/
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)
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);
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$form->loadDataFrom($this);
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return $form;
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}
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function FlashForm() {
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$form = new Form($this->controller, "{$this->name}.FlashForm",
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new FieldSet(
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new TreeDropdownField("FolderID", "Folder", "Folder"),
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new ThumbnailStripField("Flash", "FolderID", "getflash"),
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new TextField("Width", "Width (px)"),
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new TextField("Height", "Height (px)")
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),
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new FieldSet()
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);
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$form->loadDataFrom($this);
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return $form;
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}
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}
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/**
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* These controls are used when manually constructing a toolbar, as we do in the CMS
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*/
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class HtmlEditorField_control extends ViewableData {
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protected $command;
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function Type() { return substr($this->class,strrpos($this->class,'_')+1); }
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function Command() { return $this->command; }
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}
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class HtmlEditorField_button extends HtmlEditorField_control {
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function __construct($command, $icon, $title = null) {
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$this->title = $title ? $title : $command;
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$this->command = $command;
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$this->icon = $icon;
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parent::__construct();
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}
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function Command() {
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return $this->command;
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}
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function Icon() {
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if(strpos($this->icon,'/') !== false) {
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return $this->icon;
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} else if(strpos($this->icon,':') !== false) {
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list($plugin,$icon) = explode(':', $this->icon, 2);
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return MCE_ROOT . 'plugins/' . $plugin . '/images/' . $icon . '.gif';
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} else {
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return MCE_ROOT . 'themes/advanced/images/' . $this->icon . '.gif';
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}
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}
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function Title() {
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return $this->title;
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}
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function IDSegment() {
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return $this->icon;
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}
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}
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class HtmlEditorField_separator extends HtmlEditorField_control {
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}
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class HtmlEditorField_dropdown extends HtmlEditorField_control {
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protected $options, $idSegment;
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function __construct($command, $idSegment, $options) {
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$this->command = $command;
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$this->options = $options;
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$this->idSegment = $idSegment;
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parent::__construct();
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}
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function Options() {
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$options = '';
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foreach($this->options as $k => $v) {
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$k = Convert::raw2att($k);
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$v = Convert::raw2xml($v);
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$options .= "<option value=\"$k\">$v</option>\n";
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}
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return $options;
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}
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function IDSegment() {
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return $this->idSegment;
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}
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}
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class HtmlEditorField_break extends HtmlEditorField_control {
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}
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?>
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