<?php defined('BX_DOL') or die('hack attempt');
/**
 * Copyright (c) UNA, Inc - https://una.io
 * MIT License - https://opensource.org/licenses/MIT
 *
 * @defgroup    BaseText Base classes for text modules
 * @ingroup     UnaModules
 *
 * @{
 */

/**
 * Module representation.
 */
class BxBaseModTextTemplate extends BxBaseModGeneralTemplate
{
    function __construct(&$oConfig, &$oDb)
    {
        parent::__construct($oConfig, $oDb);
    }

    function unit ($aData, $isCheckPrivateContent = true, $sTemplateName = 'unit.html', $aParams = array())
    {
    	$sResult = $this->checkPrivacy ($aData, $isCheckPrivateContent, $this->getModule(), $sTemplateName);
    	if($sResult)
            return $sResult;

		return $this->parseHtmlByName($sTemplateName, $this->getUnit($aData, $aParams));
    }

    function entryAuthor ($aData, $iProfileId = false, $sFuncAuthorDesc = 'getAuthorDesc', $sTemplateName = 'author.html', $sFuncAuthorAddon = 'getAuthorAddon')
    {
        $CNF = &$this->getModule()->_oConfig->CNF;

        if (!$iProfileId)
            $iProfileId = $aData[$CNF['FIELD_AUTHOR']];

        $oProfile = BxDolProfile::getInstance($iProfileId);
        if (!$oProfile) 
            $oProfile = BxDolProfileUndefined::getInstance();

        if (!$oProfile)
            return '';

        $sName = $oProfile->getDisplayName();
        $sAddon = $sFuncAuthorAddon ? $this->$sFuncAuthorAddon($aData, $oProfile) : '';

        $aVars = array (
            'author_url' => $oProfile->getUrl(),
            'author_thumb_url' => $oProfile->getThumb(),
            'author_title' => $sName,
            'author_title_attr' => bx_html_attribute($sName),
            'author_desc' => $sFuncAuthorDesc ? $this->$sFuncAuthorDesc($aData) : '',
            'bx_if:addon' => array (
                'condition' => (bool)$sAddon,
                'content' => array (
                    'content' => $sAddon,
                ),
            ),
        );
        return $this->parseHtmlByName($sTemplateName, $aVars);
    }

    function getAuthorDesc ($aData)
    {
        return '';
    }

    function getAuthorAddon ($aData, $oProfile)
    {
        $CNF = &$this->getModule()->_oConfig->CNF;
        $sUrl = 'page.php?i=' . $CNF['URI_AUTHOR_ENTRIES'] . '&profile_id=' . $oProfile->id();
        $sUrl = BxDolPermalinks::getInstance()->permalink($sUrl);
        return _t($CNF['T']['txt_all_entries_by'], $sUrl, $oProfile->getDisplayName(), $this->getModule()->_oDb->getEntriesNumByAuthor($oProfile->id()));
    }

    public function entryBreadcrumb($aContentInfo, $aTmplVarsItems = array())
    {
    	$CNF = &BxDolModule::getInstance($this->MODULE)->_oConfig->CNF;

    	return $this->parseHtmlByName('breadcrumb.html', array(
    		'url_home' => BX_DOL_URL_ROOT . BxDolPermalinks::getInstance()->permalink($CNF['URL_HOME']),
    		'icon_home' => $CNF['ICON'],
    		'bx_repeat:items' => $aTmplVarsItems
    	));
    }

    function entryAttachments ($aData, $aParams = array())
    {
        return $this->entryAttachmentsByStorage($this->getModule()->_oConfig->CNF['OBJECT_STORAGE'], $aData, $aParams);
    }

	function entryAttachmentsByStorage ($sStorage, $aData, $aParams = array())
    {
        if (!($a = $this->getAttachments($sStorage, $aData, $aParams)))
            return '';

    	return $this->parseHtmlByName('attachments.html', array(
            'bx_repeat:attachments' => $a,
        ));
    }

    protected function checkPrivacy ($aData, $isCheckPrivateContent, $oModule, $sTemplateName = '')
    {
        if ($isCheckPrivateContent && CHECK_ACTION_RESULT_ALLOWED !== ($sMsg = $oModule->checkAllowedView($aData))) {
            $aVars = array (
                'summary' => $sMsg,
            );
            return $this->parseHtmlByName($sTemplateName ? str_replace('.html', '_private.html', $sTemplateName) : 'unit_private.html', $aVars);
        }

        return '';
    }

    protected function getUnitThumbAndGallery ($aData)
    {
        $CNF = &BxDolModule::getInstance($this->MODULE)->_oConfig->CNF;

        $sPhotoThumb = '';
        $sPhotoGallery = '';
        if(!empty($CNF['FIELD_THUMB']) && $aData[$CNF['FIELD_THUMB']]) {

            $oImagesTranscoder = BxDolTranscoderImage::getObjectInstance($CNF['OBJECT_IMAGES_TRANSCODER_PREVIEW']);
            if ($oImagesTranscoder)
                $sPhotoThumb = $oImagesTranscoder->getFileUrl($aData[$CNF['FIELD_THUMB']]);

            $oImagesTranscoder = BxDolTranscoderImage::getObjectInstance($CNF['OBJECT_IMAGES_TRANSCODER_GALLERY']);
            if ($oImagesTranscoder)
                $sPhotoGallery = $oImagesTranscoder->getFileUrl($aData[$CNF['FIELD_THUMB']]);
            else
                $sPhotoGallery = $sPhotoThumb;
        }

        return array($sPhotoThumb, $sPhotoGallery);
    }

	protected function getUnit ($aData, $aParams = array())
    {
        $CNF = &BxDolModule::getInstance($this->MODULE)->_oConfig->CNF;

        // get thumb url
        list($sPhotoThumb, $sPhotoGallery) = $this->getUnitThumbAndGallery($aData);

        // get entry url
        $sUrl = BX_DOL_URL_ROOT . BxDolPermalinks::getInstance()->permalink('page.php?i=' . $CNF['URI_VIEW_ENTRY'] . '&id=' . $aData[$CNF['FIELD_ID']]);

        $oProfile = BxDolProfile::getInstance($aData[$CNF['FIELD_AUTHOR']]);
        if (!$oProfile) 
            $oProfile = BxDolProfileUndefined::getInstance();

        $sTitle = $this->getTitle($aData);
        $sText = $this->getText($aData);
        $sSummary = $this->getSummary($aData, $sTitle, $sText, $sUrl);
        $sSummaryPlain = isset($CNF['PARAM_CHARS_SUMMARY_PLAIN']) && $CNF['PARAM_CHARS_SUMMARY_PLAIN'] ? BxTemplFunctions::getInstance()->getStringWithLimitedLength(strip_tags($sSummary), (int)getParam($CNF['PARAM_CHARS_SUMMARY_PLAIN'])) : '';

        if(!empty($CNF['OBJECT_METATAGS'])) {
            $oMetatags = BxDolMetatags::getObjectInstance($CNF['OBJECT_METATAGS']);
    
            // keywords
            if ($oMetatags->keywordsIsEnabled())
                $sText = $oMetatags->keywordsParse($aData[$CNF['FIELD_ID']], $sText);
        }

        $sTitle = bx_process_output($sTitle);

        // generate html
        return array (
            'id' => $aData[$CNF['FIELD_ID']],
            'content_url' => $sUrl,
            'title' => $sTitle,
            'title_attr' => bx_html_attribute($sTitle),
            'summary' => $sSummary,
            'text' => $sText,
            'author' => $oProfile->getDisplayName(),
            'author_url' => $oProfile->getUrl(),
            'entry_posting_date' => bx_time_js($aData[$CNF['FIELD_ADDED']], BX_FORMAT_DATE),
            'module_name' => _t($CNF['T']['txt_sample_single']),
            'ts' => $aData[$CNF['FIELD_ADDED']],
            'bx_if:thumb' => array (
                'condition' => $sPhotoThumb,
                'content' => array (
                    'title' => $sTitle,
                    'summary_attr' => bx_html_attribute($sSummaryPlain),
                    'content_url' => $sUrl,
                    'thumb_url' => $sPhotoThumb ? $sPhotoThumb : '',
                    'gallery_url' => $sPhotoGallery ? $sPhotoGallery : '',
                    'strecher' => str_repeat('&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ', 40),
                ),
            ),
            'bx_if:no_thumb' => array (
                'condition' => !$sPhotoThumb,
                'content' => array (
                    'content_url' => $sUrl,
                    'summary_plain' => $sSummaryPlain,
                    'strecher' => mb_strlen($sSummaryPlain) > 240 ? '' : str_repeat('&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ', round((240 - mb_strlen($sSummaryPlain)) / 6)),
                ),
            ),
        );
    }

    protected function getTitle($aData)
    {
        $CNF = &$this->getModule()->_oConfig->CNF;

        return isset($aData[$CNF['FIELD_TITLE']]) ? $aData[$CNF['FIELD_TITLE']] : '';
    }

    protected function getText($aData)
    {
        $CNF = &$this->getModule()->_oConfig->CNF;

        return isset($aData[$CNF['FIELD_TEXT']]) ? $aData[$CNF['FIELD_TEXT']] : '';
    }

    protected function getSummary($aData, $sTitle = '', $sText = '', $sUrl = '')
    {
        $CNF = &$this->getModule()->_oConfig->CNF;
        if(empty($CNF['PARAM_CHARS_SUMMARY']))
            return '';

        // get summary
        $sLinkMore = ' <a title="' . bx_html_attribute(_t('_sys_read_more', $sTitle)) . '" href="' . $sUrl . '"><i class="sys-icon ellipsis-h"></i></a>';
        return  strmaxtextlen($sText, (int)getParam($CNF['PARAM_CHARS_SUMMARY']), $sLinkMore);
    }

	protected function getAttachments ($sStorage, $aData, $aParams = array())
    {
        $CNF = &$this->getModule()->_oConfig->CNF;

        $oStorage = BxDolStorage::getObjectInstance($sStorage);
        $oTranscoder = BxDolTranscoderImage::getObjectInstance($CNF['OBJECT_IMAGES_TRANSCODER_PREVIEW']);
        $aTranscodersVideo = false;

        if ($CNF['OBJECT_VIDEOS_TRANSCODERS'])
            $aTranscodersVideo = array (
                'poster' => BxDolTranscoderImage::getObjectInstance($CNF['OBJECT_VIDEOS_TRANSCODERS']['poster']),
                'mp4' => BxDolTranscoderImage::getObjectInstance($CNF['OBJECT_VIDEOS_TRANSCODERS']['mp4']),
                'webm' => BxDolTranscoderImage::getObjectInstance($CNF['OBJECT_VIDEOS_TRANSCODERS']['webm']),
            );

        $aGhostFiles = $oStorage->getGhosts ($aData[$CNF['FIELD_AUTHOR']], $aData[$CNF['FIELD_ID']]);
        if (!$aGhostFiles)
            return false;

        $sFilterField = isset($aParams['filter_field']) ? $aParams['filter_field'] : $CNF['FIELD_THUMB'];
		if(!empty($sFilterField) && isset($aData[$sFilterField]))
	        foreach ($aGhostFiles as $k => $a) {
	            // don't show thumbnail in attachments
	            if ($a['id'] == $aData[$sFilterField])
	                unset($aGhostFiles[$k]);
	        }

        if(!$aGhostFiles)
            return false;

        $aAttachmnts = array();
        foreach ($aGhostFiles as $k => $a) {

            $isImage = $oTranscoder && (0 === strncmp('image/', $a['mime_type'], 6)); // preview for images, transcoder object for preview must be defined
            $isVideo = $aTranscodersVideo && (0 === strncmp('video/', $a['mime_type'], 6)); // preview for videos, transcoder object for video must be defined
            $sUrlOriginal = $oStorage->getFileUrlById($a['id']);
            $sImgPopupId = 'bx-messages-atachment-popup-' . $a['id'];

            // images are displayed with preview and popup upon clicking
            $a['bx_if:image'] = array (
                'condition' => $isImage,
                'content' => array (
                    'url_original' => $sUrlOriginal,
                    'attr_file_name' => bx_html_attribute($a['file_name']),
                    'popup_id' => $sImgPopupId,
                    'url_preview' => $isImage ? $oTranscoder->getFileUrl($a['id']) : '',
                    'popup' =>  BxTemplFunctions::getInstance()->transBox($sImgPopupId, '<img src="' . $sUrlOriginal . '" />', true, true),
                ),
            );

            // videos are displayed inline
            $a['bx_if:video'] = array (
                'condition' => $isVideo,
                'content' => array (
                    'video' => $isVideo && $aTranscodersVideo ? BxTemplFunctions::getInstance()->videoPlayer(
                        $aTranscodersVideo['poster']->getFileUrl($a['id']), 
                        $aTranscodersVideo['mp4']->getFileUrl($a['id']), 
                        $aTranscodersVideo['webm']->getFileUrl($a['id']),
                        false, ''
                    ) : '',
                ),
            );

            // non-images are displayed as text links to original file
            $a['bx_if:not_image'] = array (
                'condition' => !$isImage && !$isVideo,
                'content' => array (
                    'url_original' => $sUrlOriginal,
                    'attr_file_name' => bx_html_attribute($a['file_name']),
                    'file_name' => bx_process_output($a['file_name']),
                ),
            );

            $aAttachmnts[] = $a;
        }

        return $aAttachmnts;
    }
}

/** @} */