<?php
/**
 * @package	AcyMailing for Joomla!
 * @version	5.10.21
 * @author	acyba.com
 * @copyright	(C) 2009-2021 ACYBA S.A.R.L. All rights reserved.
 * @license	GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
 */

defined('_JEXEC') or die('Restricted access');
?><?php

class plgAcymailingShare extends JPlugin
{
    var $pictresults = [];

    function __construct(&$subject, $config)
    {
        parent::__construct($subject, $config);
        if (!isset($this->params)) {
            $plugin = JPluginHelper::getPlugin('acymailing', 'share');
            $this->params = new acyParameter($plugin->params);
        }
    }

    function acymailing_getPluginType()
    {

        if ($this->params->get('frontendaccess') == 'none' && !acymailing_isAdmin()) return;
        $onePlugin = new stdClass();
        $onePlugin->name = acymailing_translation_sprintf('SOCIAL_SHARE', '...');
        $onePlugin->function = 'acymailingtagshare_show';
        $onePlugin->help = 'plugin-share';

        return $onePlugin;
    }

    function _getPictures($folder)
    {
        $allFolders = acymailing_getFolders($folder);
        foreach ($allFolders as $oneFolder) {
            $this->_getPictures($folder.DS.$oneFolder);
        }
        $allFiles = acymailing_getFiles($folder, $this->regex);
        foreach ($allFiles as $oneFile) {
            $this->pictresults[substr($oneFile, 0, 4)][$oneFile.filesize($folder.DS.$oneFile)] = $folder.DS.$oneFile;
        }
    }

    function acymailingtagshare_show()
    {
        $uploadFolders = acymailing_getFilesFolder('upload', true);
        $uploadFolder = acymailing_getVar('string', 'currentFolder', $uploadFolders[0]);
        $uploadPath = acymailing_cleanPath(ACYMAILING_ROOT.trim(str_replace('/', DS, trim($uploadFolder)), DS));
        $uploadedFile = acymailing_getVar('array', 'socialfile', [], 'files');

        if (!empty($uploadedFile) && !empty($uploadedFile['name'])) {
            $uploadedFile['name'] = acymailing_getVar('string', 'socialchoice').substr($uploadedFile['name'], strrpos($uploadedFile['name'], '.'));
            acymailing_importFile($uploadedFile, $uploadPath, true, 150);
        }


        $networks = [];
        $networks['facebook'] = 'Facebook';
        $networks['linkedin'] = 'LinkedIn';
        $networks['twitter'] = 'Twitter';
        $networks['print'] = acymailing_translation('ACY_PRINT');

        $k = 0;

        $this->regex = '('.implode('|', array_keys($networks)).').*(png|gif|jpeg|jpg)';
        $this->_getPictures(ACYMAILING_MEDIA);

        $socialList = [];
        $socialList[] = acymailing_selectOption('facebook', 'Facebook');
        $socialList[] = acymailing_selectOption('linkedIn', 'LinkedIn');
        $socialList[] = acymailing_selectOption('twitter', 'Twitter');
        $socialChoice = acymailing_select($socialList, 'socialchoice', 'size="1" style="width:100px;"');
        ?>
		<br style="clear:both;">

		<div class="onelineblockoptions">
			<span class="acyblocktitle"><?php echo acymailing_translation('UPLOAD_NEW_IMAGE'); ?></span>

			<table>
				<tr>
					<td style="padding: 5px;"><?php echo $socialChoice; ?></td>
					<td style="padding: 5px;"><input type="file" name="socialfile"></td>
					<td style="padding: 5px;"><input class="acymailing_button_grey" type="submit" value="Upload"></td>
				</tr>
			</table>
		</div>
        <?php
        foreach ($networks as $name => $desc) {
            $shortName = substr($name, 0, 4);
            if (empty($this->pictresults[$shortName])) continue;

            if ($desc == acymailing_translation('ACY_PRINT')) {
                $legendTxt = $desc;
            } else {
                $legendTxt = acymailing_translation_sprintf('SOCIAL_SHARE', $desc);
            }

            echo '<div class="onelineblockoptions">
					<span class="acyblocktitle">'.$legendTxt.'</span>';
            foreach ($this->pictresults[$shortName] as $onePict) {
                $imgPath = preg_replace('#^'.preg_quote(ACYMAILING_ROOT, '#').'#i', ACYMAILING_LIVE, $onePict);
                $imgPath = str_replace(DS, '/', $imgPath);

                if ($desc == acymailing_translation('ACY_PRINT')) {
                    $insertedtag = '<a target="_blank" href="{print:newsletter}" title="'.acymailing_translation('ACY_PRINT').'" ><img src="'.$imgPath.'" alt="'.$desc.'" /></a>';
                } else {
                    $insertedtag = '<a target="_blank" href="{sharelink:'.$name.'}" title="'.acymailing_translation_sprintf('SOCIAL_SHARE', $desc).'" ><img src="'.$imgPath.'" alt="'.$desc.'" /></a>';
                }

                echo '<img style="max-width:200px;cursor:pointer;padding:5px;" onclick="setTag(\''.htmlentities($insertedtag).'\');insertTag();" src="'.$imgPath.'" />';
            }
            echo '</div>';
            $k = 1 - $k;
        }
    }

    function acymailing_replacetags(&$email, $send = true)
    {
        if (acymailing_getVar('none', 'task', '') == 'replacetags') return;
        $this->_print($email, $send);
        $this->_shareButtons($email, $send);
    }

    function _shareButtons(&$email, $send = true)
    {
        $match = '#(?:{|%7B)(share|sharelink):(.*)(?:}|%7D)#Ui';
        $variables = ['body', 'altbody'];
        $found = false;
        $results = [];
        foreach ($variables as $var) {
            if (empty($email->$var)) continue;
            $found = preg_match_all($match, $email->$var, $results[$var]) || $found;
            if (empty($results[$var][0])) unset($results[$var]);
        }

        if (!$found) return;

        $archiveLink = acymailing_frontendLink('index.php?option=com_acymailing&ctrl=archive&task=view&mailid='.$email->mailid, false, $this->params->get('template', 'component') == 'component' ? true : false);
        if (empty($email->published)) {
            $archiveLink .= (strpos($archiveLink, '?') ? '&' : '?').'time='.time();
        }

        $tags = [];
        foreach ($results as $var => $allresults) {
            foreach ($allresults[0] as $numres => $tagname) {
                if (isset($tags[$tagname])) continue;
                $arguments = explode('|', $allresults[2][$numres]);
                $tag = new stdClass();
                $tag->network = $arguments[0];
                for ($i = 1, $a = count($arguments) ; $i < $a ; $i++) {
                    $args = explode(':', $arguments[$i]);
                    if (isset($args[1])) {
                        $tag->{$args[0]} = $args[1];
                    } else {
                        $tag->{$args[0]} = true;
                    }
                }

                $link = '';
                if ($tag->network == 'facebook') {
                    $link = 'https://www.facebook.com/sharer.php?u='.urlencode($archiveLink).'&t='.urlencode($email->subject);
                    $tags[$tagname] = '<a target="_blank" href="'.$link.'" title="'.acymailing_translation_sprintf('SOCIAL_SHARE', 'Facebook').'"><img alt="Facebook" src="'.ACYMAILING_LIVE.$this->params->get('picturefb', 'media/com_acymailing/images/facebookshare.png').'" /></a>';
                } elseif ($tag->network == 'twitter') {
                    $link = 'https://twitter.com/share?url='.urlencode($archiveLink).'&text='.urlencode($email->subject);
                    $tags[$tagname] = '<a target="_blank" href="'.$link.'" title="'.acymailing_translation_sprintf('SOCIAL_SHARE', 'Twitter').'"><img alt="Twitter" src="'.ACYMAILING_LIVE.$this->params->get('picturetwitter', 'media/com_acymailing/images/twittershare.png').'" /></a>';
                } elseif ($tag->network == 'linkedin') {
                    $link = 'https://www.linkedin.com/shareArticle?mini=true&url='.urlencode($archiveLink).'&title='.urlencode($email->subject);
                    $tags[$tagname] = '<a target="_blank" href="'.$link.'" title="'.acymailing_translation_sprintf('SOCIAL_SHARE', 'LinkedIn').'"><img alt="LinkedIn" src="'.ACYMAILING_LIVE.$this->params->get('picturelinkedin', 'media/com_acymailing/images/linkedin.png').'" /></a>';
                }

                if ($allresults[1][$numres] == 'sharelink') {
                    $tags[$tagname] = $link;
                }

                if (file_exists(ACYMAILING_MEDIA.'plugins'.DS.'share.php')) {
                    ob_start();
                    require(ACYMAILING_MEDIA.'plugins'.DS.'share.php');
                    $tags[$tagname] = ob_get_clean();
                }
            }
        }

        $email->body = str_replace(array_keys($tags), $tags, $email->body);
        $email->altbody = str_replace(array_keys($tags), '', $email->altbody);
    }

    private function _print(&$email, $send = true)
    {
        $variables = ['subject', 'body', 'altbody'];
        $acypluginsHelper = acymailing_get('helper.acyplugins');
        $tags = $acypluginsHelper->extractTags($email, 'print');

        $archiveLink = acymailing_frontendLink('index.php?option=com_acymailing&ctrl=archive&task=view&mailid='.$email->mailid, true, $this->params->get('template', 'component') == 'component' ? true : false);
        $addkey = (!empty($email->key)) ? '&key='.$email->key : '';
        $adduserkey = '&subid={subtag:subid}-{subtag:key}';
        $link = $archiveLink.'&print=1'.$addkey.$adduserkey;

        foreach ($variables as $var) {
            if (empty($email->$var)) continue;
            $email->$var = str_replace(array_keys($tags), $link, $email->$var);
        }
    }
}//endclass