60 lines
1.7 KiB
PHP
60 lines
1.7 KiB
PHP
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<?php
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/**
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* A FeedHtmlField describes and generates
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* a feed, item or image html field (probably a description). Output is
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* generated based on $truncSize, $syndicateHtml properties.
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*
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* @author Pascal Van Hecke <feedcreator.class.php@vanhecke.info>
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* @version 1.6
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*/
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class FeedHtmlField
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{
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/**
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* Mandatory attributes of a FeedHtmlField.
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*/
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protected $rawFieldContent;
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/**
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* Optional attributes of a FeedHtmlField.
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*/
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public $truncSize, $syndicateHtml;
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/**
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* Creates a new instance of FeedHtmlField.
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*
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* @param string $parFieldContent if given, sets the rawFieldContent property
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*/
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public function __construct($parFieldContent)
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{
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if ($parFieldContent) {
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$this->rawFieldContent = $parFieldContent;
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}
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}
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/**
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* Creates the right output, depending on $truncSize, $syndicateHtml properties.
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*
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* @return string the formatted field
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*/
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public function output()
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{
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// when field available and syndicated in html we assume
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// - valid html in $rawFieldContent and we enclose in CDATA tags
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// - no truncation (truncating risks producing invalid html)
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if (!$this->rawFieldContent) {
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$result = "";
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} elseif ($this->syndicateHtml) {
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$result = "<![CDATA[".$this->rawFieldContent."]]>";
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} else {
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if ($this->truncSize and is_int($this->truncSize)) {
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$result = FeedCreator::iTrunc(htmlspecialchars($this->rawFieldContent), $this->truncSize);
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} else {
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$result = htmlspecialchars($this->rawFieldContent);
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}
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}
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return $result;
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}
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}
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