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<?php
/**
 * Simple Machines Forum (SMF)
 *
 * @package SMF
 * @author Simple Machines http://www.simplemachines.org
 * @copyright 2019 Simple Machines and individual contributors
 * @license http://www.simplemachines.org/about/smf/license.php BSD
 *
 * @version 2.1 RC1
 */

/**
 * The template for sending newsletters
 */
function template_email_members()
{
    global $context, $txt, $scripturl;

    // Are we done sending the newsletter?
    if (!empty($context['newsletter_sent']))
        echo '
    <div class="infobox">', $txt['admin_news_newsletter_' . $context['newsletter_sent']], '</div>';

    echo '
        <form action="', $scripturl, '?action=admin;area=news;sa=mailingcompose" method="post" id="admin_newsletters" class="flow_hidden" accept-charset="', $context['character_set'], '">
            <div class="cat_bar">
                <h3 class="catbg">', $txt['admin_newsletters'], '</h3>
            </div>
            <div class="information noup">
                ', $txt['admin_news_select_recipients'], '
            </div>
            <div class="windowbg noup">
                <dl class="settings">
                    <dt>
                        <strong>', $txt['admin_news_select_group'], ':</strong><br>
                        <span class="smalltext">', $txt['admin_news_select_group_desc'], '</span>
                    </dt>
                    <dd>';

    foreach ($context['groups'] as $group)
        echo '
                        <label for="groups_', $group['id'], '"><input type="checkbox" name="groups[', $group['id'], ']" id="groups_', $group['id'], '" value="', $group['id'], '" checked> ', $group['name'], '</label> <em>(', $group['member_count'], ')</em><br>';

    echo '
                        <br>
                        <label for="checkAllGroups"><input type="checkbox" id="checkAllGroups" checked onclick="invertAll(this, this.form, \'groups\');"> <em>', $txt['check_all'], '</em></label>
                    </dd>
                </dl>
                <div id="advanced_panel_header" class="title_bar">
                    <h3 class="titlebg">
                        <span id="advanced_panel_toggle" class="toggle_down floatright" style="display: none;"></span>
                        <a href="#" id="advanced_panel_link">', $txt['advanced'], '</a>
                    </h3>
                </div>
                <div id="advanced_panel_div" class="padding">
                    <dl class="settings">
                        <dt>
                            <strong>', $txt['admin_news_select_email'], ':</strong><br>
                            <span class="smalltext">', $txt['admin_news_select_email_desc'], '</span>
                        </dt>
                        <dd>
                            <textarea name="emails" rows="5" cols="30" style="width: 98%;"></textarea>
                        </dd>
                        <dt>
                            <strong>', $txt['admin_news_select_members'], ':</strong><br>
                            <span class="smalltext">', $txt['admin_news_select_members_desc'], '</span>
                        </dt>
                        <dd>
                            <input type="text" name="members" id="members" value="" size="30">
                            <span id="members_container"></span>
                        </dd>
                    </dl>
                    <hr class="bordercolor">
                    <dl class="settings">
                        <dt>
                            <strong>', $txt['admin_news_select_excluded_groups'], ':</strong><br>
                            <span class="smalltext">', $txt['admin_news_select_excluded_groups_desc'], '</span>
                        </dt>
                        <dd>';

    foreach ($context['groups'] as $group)
        echo '
                            <label for="exclude_groups_', $group['id'], '"><input type="checkbox" name="exclude_groups[', $group['id'], ']" id="exclude_groups_', $group['id'], '" value="', $group['id'], '"> ', $group['name'], '</label> <em>(', $group['member_count'], ')</em><br>';

    echo '
                            <br>
                            <label for="checkAllGroupsExclude"><input type="checkbox" id="checkAllGroupsExclude" onclick="invertAll(this, this.form, \'exclude_groups\');"> <em>', $txt['check_all'], '</em></label><br>
                        </dd>
                        <dt>
                            <strong>', $txt['admin_news_select_excluded_members'], ':</strong><br>
                            <span class="smalltext">', $txt['admin_news_select_excluded_members_desc'], '</span>
                        </dt>
                            <dd>
                            <input type="text" name="exclude_members" id="exclude_members" value="" size="30">
                            <span id="exclude_members_container"></span>
                        </dd>
                    </dl>
                    <hr class="bordercolor">
                    <dl class="settings">
                        <dt>
                            <label for="email_force"><strong>', $txt['admin_news_select_override_notify'], ':</strong></label><br>
                            <span class="smalltext">', $txt['email_force'], '</span>
                        </dt>
                        <dd>
                            <input type="checkbox" name="email_force" id="email_force" value="1">
                        </dd>
                    </dl>
                </div><!-- #advanced_panel_div -->
                <br>
                <input type="submit" value="', $txt['admin_next'], '" class="button">
                <input type="hidden" name="', $context['session_var'], '" value="', $context['session_id'], '">
            </div><!-- .windowbg -->
        </form>';

    // This is some javascript for the simple/advanced toggling and member suggest
    echo '
    <script>
        var oAdvancedPanelToggle = new smc_Toggle({
            bToggleEnabled: true,
            bCurrentlyCollapsed: true,
            aSwappableContainers: [
                \'advanced_panel_div\'
            ],
            aSwapImages: [
                {
                    sId: \'advanced_panel_toggle\',
                    altExpanded: ', JavaScriptEscape($txt['hide']), ',
                    altCollapsed: ', JavaScriptEscape($txt['show']), '
                }
            ],
            aSwapLinks: [
                {
                    sId: \'advanced_panel_link\',
                    msgExpanded: ', JavaScriptEscape($txt['advanced']), ',
                    msgCollapsed: ', JavaScriptEscape($txt['advanced']), '
                }
            ]
        });
    </script>
    <script>
        var oMemberSuggest = new smc_AutoSuggest({
            sSelf: \'oMemberSuggest\',
            sSessionId: smf_session_id,
            sSessionVar: smf_session_var,
            sSuggestId: \'members\',
            sControlId: \'members\',
            sSearchType: \'member\',
            bItemList: true,
            sPostName: \'member_list\',
            sURLMask: \'action=profile;u=%item_id%\',
            sTextDeleteItem: \'', $txt['autosuggest_delete_item'], '\',
            sItemListContainerId: \'members_container\',
            aListItems: []
        });
        var oExcludeMemberSuggest = new smc_AutoSuggest({
            sSelf: \'oExcludeMemberSuggest\',
            sSessionId: \'', $context['session_id'], '\',
            sSessionVar: \'', $context['session_var'], '\',
            sSuggestId: \'exclude_members\',
            sControlId: \'exclude_members\',
            sSearchType: \'member\',
            bItemList: true,
            sPostName: \'exclude_member_list\',
            sURLMask: \'action=profile;u=%item_id%\',
            sTextDeleteItem: \'', $txt['autosuggest_delete_item'], '\',
            sItemListContainerId: \'exclude_members_container\',
            aListItems: []
        });
    </script>';
}

/**
 * The form for composing a newsletter
 */
function template_email_members_compose()
{
    global $context, $txt, $scripturl;

    echo '
    <div id="preview_section"', isset($context['preview_message']) ? '' : ' class="hidden"', '>
        <div class="cat_bar">
            <h3 class="catbg">
                <span id="preview_subject">', empty($context['preview_subject']) ? '' : $context['preview_subject'], '</span>
            </h3>
        </div>
        <div class="windowbg">
            <div class="post" id="preview_body">
                ', empty($context['preview_message']) ? '<br>' : $context['preview_message'], '
            </div>
        </div>
    </div>
    <br>';

    echo '
        <form name="newsmodify" action="', $scripturl, '?action=admin;area=news;sa=mailingsend" method="post" accept-charset="', $context['character_set'], '">
            <div class="cat_bar">
                <h3 class="catbg">
                    <a href="', $scripturl, '?action=helpadmin;help=email_members" onclick="return reqOverlayDiv(this.href);" class="help"><span class="main_icons help" title="', $txt['help'], '"></span></a> ', $txt['admin_newsletters'], '
                </h3>
            </div>
            <div class="information">
                ', $txt['email_variables'], '
            </div>
            <div class="windowbg">
                <div class="', empty($context['error_type']) || $context['error_type'] != 'serious' ? 'noticebox' : 'errorbox', '"', empty($context['post_error']['messages']) ? ' style="display: none"' : '', ' id="errors">
                    <dl>
                        <dt>
                            <strong id="error_serious">', $txt['error_while_submitting'], '</strong>
                        </dt>
                        <dd class="error" id="error_list">
                            ', empty($context['post_error']['messages']) ? '' : implode('<br>', $context['post_error']['messages']), '
                        </dd>
                    </dl>
                </div>
                <dl id="post_header">
                    <dt class="clear_left">
                        <span', (isset($context['post_error']['no_subject']) ? ' class="error"' : ''), ' id="caption_subject">', $txt['subject'], ':</span>
                    </dt>
                    <dd id="pm_subject">
                        <input type="text" name="subject" value="', $context['subject'], '" tabindex="', $context['tabindex']++, '" size="60" maxlength="60"', isset($context['post_error']['no_subject']) ? ' class="error"' : '', '>
                    </dd>
                </dl>
                <hr class="clear">
                <div id="bbcBox_message"></div>';

    // What about smileys?
    if (!empty($context['smileys']['postform']) || !empty($context['smileys']['popup']))
        echo '
                <div id="smileyBox_message"></div>';

    // Show BBC buttons, smileys and textbox.
    echo '
                ', template_control_richedit($context['post_box_name'], 'smileyBox_message', 'bbcBox_message');

    echo '
                <ul>
                    <li><label for="send_pm"><input type="checkbox" name="send_pm" id="send_pm"', !empty($context['send_pm']) ? ' checked' : '', ' onclick="checkboxes_status(this);"> ', $txt['email_as_pms'], '</label></li>
                    <li><label for="send_html"><input type="checkbox" name="send_html" id="send_html"', !empty($context['send_html']) ? ' checked' : '', ' onclick="checkboxes_status(this);"> ', $txt['email_as_html'], '</label></li>
                    <li><label for="parse_html"><input type="checkbox" name="parse_html" id="parse_html" checked disabled> ', $txt['email_parsed_html'], '</label></li>
                </ul>
                <br class="clear_right">
                <span id="post_confirm_buttons">
                    ', template_control_richedit_buttons($context['post_box_name']), '
                </span>
            </div><!-- .windowbg -->
            <input type="hidden" name="', $context['session_var'], '" value="', $context['session_id'], '">
            <input type="hidden" name="email_force" value="', $context['email_force'], '">
            <input type="hidden" name="total_emails" value="', $context['total_emails'], '">';

    foreach ($context['recipients'] as $key => $values)
        echo '
            <input type="hidden" name="', $key, '" value="', implode(($key == 'emails' ? ';' : ','), $values), '">';

    echo '
            <script>';

    // The functions used to preview a posts without loading a new page.
    echo '
                var txt_preview_title = "', $txt['preview_title'], '";
                var txt_preview_fetch = "', $txt['preview_fetch'], '";
                function previewPost()
                {
                    if (window.XMLHttpRequest)
                    {
                        // Opera didn\'t support setRequestHeader() before 8.01.
                        // @todo Remove support for old browsers
                        if (\'opera\' in window)
                        {
                            // Handle the WYSIWYG editor.
                            if (textFields[i] == ', JavaScriptEscape($context['post_box_name']), ' && ', JavaScriptEscape('oEditorHandle_' . $context['post_box_name']), ' in window && oEditorHandle_', $context['post_box_name'], '.bRichTextEnabled)
                                x[x.length] = \'message_mode=1&\' + textFields[i] + \'=\' + oEditorHandle_', $context['post_box_name'], '.getText(false).php_to8bit().php_urlencode();
                            else
                                x[x.length] = textFields[i] + \'=\' + document.forms.newsmodify[textFields[i]].value.php_to8bit().php_urlencode();
                        }
                        // @todo Currently not sending poll options and option checkboxes.
                        var x = new Array();
                        var textFields = [\'subject\', ', JavaScriptEscape($context['post_box_name']), '];
                        var checkboxFields = [\'send_html\', \'send_pm\'];

                        for (var i = 0, n = textFields.length; i < n; i++)
                            if (textFields[i] in document.forms.newsmodify)
                            {
                                // Handle the WYSIWYG editor.
                                if (textFields[i] == ', JavaScriptEscape($context['post_box_name']), ' && ', JavaScriptEscape('oEditorHandle_' . $context['post_box_name']), ' in window && oEditorHandle_', $context['post_box_name'], '.bRichTextEnabled)
                                    x[x.length] = \'message_mode=1&\' + textFields[i] + \'=\' + oEditorHandle_', $context['post_box_name'], '.getText(false).replace(/&#/g, \'&#38;#\').php_to8bit().php_urlencode();
                                else
                                    x[x.length] = textFields[i] + \'=\' + document.forms.newsmodify[textFields[i]].value.replace(/&#/g, \'&#38;#\').php_to8bit().php_urlencode();
                            }
                        for (var i = 0, n = checkboxFields.length; i < n; i++)
                            if (checkboxFields[i] in document.forms.newsmodify && document.forms.newsmodify.elements[checkboxFields[i]].checked)
                                x[x.length] = checkboxFields[i] + \'=\' + document.forms.newsmodify.elements[checkboxFields[i]].value;

                        x[x.length] = \'item=newsletterpreview\';

                        sendXMLDocument(smf_prepareScriptUrl(smf_scripturl) + \'action=xmlhttp;sa=previews;xml\', x.join(\'&\'), onDocSent);

                        document.getElementById(\'preview_section\').style.display = \'\';
                        setInnerHTML(document.getElementById(\'preview_subject\'), txt_preview_title);
                        setInnerHTML(document.getElementById(\'preview_body\'), txt_preview_fetch);

                        return false;
                    }
                    else
                        return submitThisOnce(document.forms.newsmodify);
                }
                function onDocSent(XMLDoc)
                {
                    if (!XMLDoc)
                    {
                        document.forms.newsmodify.preview.onclick = new function ()
                        {
                            return true;
                        }
                        document.forms.newsmodify.preview.click();
                    }

                    // Show the preview section.
                    var preview = XMLDoc.getElementsByTagName(\'smf\')[0].getElementsByTagName(\'preview\')[0];
                    setInnerHTML(document.getElementById(\'preview_subject\'), preview.getElementsByTagName(\'subject\')[0].firstChild.nodeValue);

                    var bodyText = \'\';
                    for (var i = 0, n = preview.getElementsByTagName(\'body\')[0].childNodes.length; i < n; i++)
                        bodyText += preview.getElementsByTagName(\'body\')[0].childNodes[i].nodeValue;

                    setInnerHTML(document.getElementById(\'preview_body\'), bodyText);
                    document.getElementById(\'preview_body\').className = \'post\';

                    // Show a list of errors (if any).
                    var errors = XMLDoc.getElementsByTagName(\'smf\')[0].getElementsByTagName(\'errors\')[0];
                    var errorList = new Array();
                    for (var i = 0, numErrors = errors.getElementsByTagName(\'error\').length; i < numErrors; i++)
                        errorList[errorList.length] = errors.getElementsByTagName(\'error\')[i].firstChild.nodeValue;
                    document.getElementById(\'errors\').style.display = numErrors == 0 ? \'none\' : \'\';
                    setInnerHTML(document.getElementById(\'error_list\'), numErrors == 0 ? \'\' : errorList.join(\'<br>\'));

                    // Adjust the color of captions if the given data is erroneous.
                    var captions = errors.getElementsByTagName(\'caption\');
                    for (var i = 0, numCaptions = errors.getElementsByTagName(\'caption\').length; i < numCaptions; i++)
                        if (document.getElementById(\'caption_\' + captions[i].getAttribute(\'name\')))
                            document.getElementById(\'caption_\' + captions[i].getAttribute(\'name\')).className = captions[i].getAttribute(\'class\');

                    if (errors.getElementsByTagName(\'post_error\').length == 1)
                        document.forms.newsmodify.', $context['post_box_name'], '.style.border = \'1px solid red\';
                    else if (document.forms.newsmodify.', $context['post_box_name'], '.style.borderColor == \'red\' || document.forms.newsmodify.', $context['post_box_name'], '.style.borderColor == \'red red red red\')
                    {
                        if (\'runtimeStyle\' in document.forms.newsmodify.', $context['post_box_name'], ')
                            document.forms.newsmodify.', $context['post_box_name'], '.style.borderColor = \'\';
                        else
                            document.forms.newsmodify.', $context['post_box_name'], '.style.border = null;
                    }
                    location.hash = \'#\' + \'preview_section\';
                }
            </script>';

    echo '
            <script>
                function checkboxes_status (item)
                {
                    if (item.id == \'send_html\')
                        document.getElementById(\'parse_html\').disabled = !document.getElementById(\'parse_html\').disabled;
                    if (item.id == \'send_pm\')
                    {
                        if (!document.getElementById(\'send_html\').checked)
                            document.getElementById(\'parse_html\').disabled = true;
                        else
                            document.getElementById(\'parse_html\').disabled = false;
                        document.getElementById(\'send_html\').disabled = !document.getElementById(\'send_html\').disabled;
                    }
                }
            </script>
        </form>';
}

/**
 * The page shown while the newsletter is being sent
 */
function template_email_members_send()
{
    global $context, $txt, $scripturl;

    echo '
        <form action="', $scripturl, '?action=admin;area=news;sa=mailingsend" method="post" accept-charset="', $context['character_set'], '" name="autoSubmit" id="autoSubmit">
            <div class="cat_bar">
                <h3 class="catbg">
                    <a href="', $scripturl, '?action=helpadmin;help=email_members" onclick="return reqOverlayDiv(this.href);" class="help"><span class="main_icons help" title="', $txt['help'], '"></span></a> ', $txt['admin_newsletters'], '
                </h3>
            </div>
            <div class="windowbg">
                <div class="progress_bar">
                    <span>', $context['percentage_done'], '% ', $txt['email_done'], '</span>
                    <div class="bar" style="width: ', $context['percentage_done'], '%;"></div>
                </div>
                <hr>
                <input type="submit" name="b" value="', $txt['email_continue'], '" class="button">
                <input type="hidden" name="', $context['session_var'], '" value="', $context['session_id'], '">
                <input type="hidden" name="subject" value="', $context['subject'], '">
                <input type="hidden" name="message" value="', $context['message'], '">
                <input type="hidden" name="start" value="', $context['start'], '">
                <input type="hidden" name="total_members" value="', $context['total_members'], '">
                <input type="hidden" name="total_emails" value="', $context['total_emails'], '">
                <input type="hidden" name="send_pm" value="', $context['send_pm'], '">
                <input type="hidden" name="send_html" value="', $context['send_html'], '">
                <input type="hidden" name="parse_html" value="', $context['parse_html'], '">';

    // All the things we must remember!
    foreach ($context['recipients'] as $key => $values)
        echo '
                <input type="hidden" name="', $key, '" value="', implode(($key == 'emails' ? ';' : ','), $values), '">';

    echo '
            </div><!-- .windowbg -->
        </form>

    <script>
        var countdown = 2;
        doAutoSubmit();

        function doAutoSubmit()
        {
            if (countdown == 0)
                document.forms.autoSubmit.submit();
            else if (countdown == -1)
                return;

            document.forms.autoSubmit.b.value = "', $txt['email_continue'], ' (" + countdown + ")";
            countdown--;

            setTimeout("doAutoSubmit();", 1000);
        }
    </script>';
}

/**
 * The settings page.
 */
function template_news_lists()
{
    global $context, $txt;

    if (!empty($context['saved_successful']))
        echo '
            <div class="infobox">', $txt['settings_saved'], '</div>';

    template_show_list('news_lists');
}

?>