Typo3Color.php

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<?php
namespace TYPO3\CMS\Rtehtmlarea\Extension;

class Typo3Color extends \TYPO3\CMS\Rtehtmlarea\RteHtmlAreaApi {

    protected $extensionKey = 'rtehtmlarea';

    // The key of the extension that is extending htmlArea RTE
    protected $pluginName = 'TYPO3Color';

    // The name of the plugin registered by the extension
    protected $relativePathToLocallangFile = 'extensions/TYPO3Color/locallang.xlf';

    // Path to this main locallang file of the extension relative to the extension dir.
    protected $relativePathToSkin = 'extensions/TYPO3Color/skin/htmlarea.css';

    // Path to the skin (css) file relative to the extension dir.
    protected $htmlAreaRTE;

    // Reference to the invoking object
    protected $thisConfig;

    // Reference to RTE PageTSConfig
    protected $toolbar;

    // Reference to RTE toolbar array
    protected $LOCAL_LANG;

    // Frontend language array
    protected $pluginButtons = 'textcolor,bgcolor';

    protected $convertToolbarForHtmlAreaArray = array(
        'textcolor' => 'ForeColor',
        'bgcolor' => 'HiliteColor'
    );

    public function main($parentObject) {
        return parent::main($parentObject) && $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['rtehtmlarea']['allowStyleAttribute'];
    }

    public function buildJavascriptConfiguration($RTEcounter) {
        // Process colors configuration
        $registerRTEinJavascriptString = $this->buildJSColorsConfig($RTEcounter);
        return $registerRTEinJavascriptString;
    }

    public function buildJSColorsConfig($RTEcounter) {
        if ($this->htmlAreaRTE->is_FE()) {
            $RTEProperties = $this->htmlAreaRTE->RTEsetup;
        } else {
            $RTEProperties = $this->htmlAreaRTE->RTEsetup['properties'];
        }
        $configureRTEInJavascriptString = '';
        $configureRTEInJavascriptString .= '
            RTEarea[' . $RTEcounter . '].disableColorPicker = ' . (trim($this->thisConfig['disableColorPicker']) ? 'true' : 'false') . ';';
        // Building the array of configured colors
        if (is_array($RTEProperties['colors.'])) {
            $HTMLAreaColorname = array();
            foreach ($RTEProperties['colors.'] as $colorName => $conf) {
                $colorName = substr($colorName, 0, -1);
                $colorLabel = $this->htmlAreaRTE->getPageConfigLabel($conf['name'], 0);
                $HTMLAreaColorname[$colorName] = array($colorLabel, strtoupper(substr($conf['value'], 1, 6)));
            }
        }
        // Setting the list of colors if specified in the RTE config
        if ($this->thisConfig['colors']) {
            $HTMLAreaColors = \TYPO3\CMS\Core\Utility\GeneralUtility::trimExplode(',', $this->htmlAreaRTE->cleanList($this->thisConfig['colors']));
            $HTMLAreaJSColors = array();
            foreach ($HTMLAreaColors as $colorName) {
                if ($HTMLAreaColorname[$colorName]) {
                    $HTMLAreaJSColors[] = $HTMLAreaColorname[$colorName];
                }
            }
            if ($this->htmlAreaRTE->is_FE()) {
                $GLOBALS['TSFE']->csConvObj->convArray($HTMLAreaJSColors, $this->htmlAreaRTE->OutputCharset, 'utf-8');
            }
            $configureRTEInJavascriptString .= '
            RTEarea[' . $RTEcounter . '].colors = ' . json_encode($HTMLAreaJSColors) . ';';
        }
        return $configureRTEInJavascriptString;
    }

}