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<?php
/**
* This file contains code related to the custom button added to Wordpress' TinyMCE editor.
*
* @since 3.5
*/
/**
* Adds the WPRSS button to WordPress' editor
*
* @since 3.5
*/
add_action('admin_init', function () {
if (current_user_can('edit_posts') && current_user_can('edit_pages') && get_user_option('rich_editing') == 'true') {
/**
* Adds the button action JS file to TinyMCE's plugin list
*
* @since 3.5
* @todo add filter to skip showing the editor button
*/
add_filter('mce_external_plugins', function ($plugin_array) {
// add filter here
$plugin_array['wprss'] = WPRSS_JS . 'editor.js';
return $plugin_array;
}, 0);
/**
* Adds a separator and the wprss button to the buttons array.
*
* @since 3.5
*/
add_filter('mce_buttons', function ($buttons) {
$buttons[] = "|";
$buttons[] = "wprss";
return $buttons;
}, 0);
}
});
/**
* Intercepts TinyMCE's version check and increments its version by 3.
*
* This is a hack used to work around TinyMCE's caching, that might prevent the
* new wprss button from appearing on the editor.
*
* @since 3.5
*/
add_filter('tiny_mce_version', function ($ver) {
$ver += 3;
return $ver;
});
add_action('wp_ajax_wprss_editor_dialog', 'wprss_return_dialog_contents');
/**
* Renders the TinyMCE button dialog contents.
*/
function wprss_return_dialog_contents()
{
$templates_collection = wpra_get('feeds/templates/collection');
$templates_options = [];
foreach ($templates_collection as $template) {
$template_name = $template['name'];
$template_slug = ($template['type'] === '__built_in')
? ''
: $template['slug'];
$templates_options[$template_slug] = $template_name;
}
$templates_select = wprss_settings_render_select(
'wprss-dialog-templates',
'',
$templates_options,
'',
['class' => 'widefat']
);
$feed_sources = get_posts([
'post_type' => 'wprss_feed',
'post_status' => 'publish',
'posts_per_page' => -1,
'no_found_rows' => true,
]);
$feed_sources_by_id = [];
$feed_sources_by_slug = [];
foreach ($feed_sources as $source) {
$feed_sources_by_id[$source->ID] = $source->post_title;
$feed_sources_by_slug[$source->post_name] = $source->post_title;
}
$feed_sources_select = wprss_settings_render_select(
'wprss-dialog-feed-source-list',
'',
$feed_sources_by_slug,
'',
['multiple' => 'multiple', 'class' => 'widefat']
);
$feed_sources_exclude_select = wprss_settings_render_select(
'wprss-dialog-exclude-list',
'',
$feed_sources_by_id,
'',
['multiple' => 'multiple', 'class' => 'widefat']
);
$feed_sources_both_select = sprintf(
'<p>%s</p>',
__('To select more than one feed source, click and drag with your mouse pointer or click individual feed sources while holding down the Ctrl (Windows) or Command (Mac) key.',
'wprss')
);
$feed_sources_select .= $feed_sources_both_select;
$feed_sources_exclude_select .= $feed_sources_both_select;
?>
<table cellspacing="20">
<tbody>
<tr>
<td id="wprss-dialog-templates-label">
<label for="wprss-dialog-templates">
<?php _e('Template', 'wprss') ?>
</label>
</td>
<td>
<?php echo $templates_select; ?>
</td>
</tr>
<tr>
<td id="wprss-dialog-all-sources-label">
<?php _e('Sources', 'wprss') ?>
</td>
<td>
<input id="wprss-dialog-all-sources" type="checkbox" checked>
<label for="wprss-dialog-all-sources">
<?php _e('All feed sources', 'wprss') ?>
</label>
</td>
</tr>
<tr id="wprss-dialog-exclude-row">
<td id="wprss-dialog-exclude-label">
<label id="wprss-dialog-exclude-list-label" for="wprss-dialog-exclude-list">
<?php _e('Exclude', 'wprss') ?>
</label>
</td>
<td>
<div id="wprss-dialog-excludes-container">
<p><?php _e('You may choose to exclude some feed sources:', 'wprss') ?></p>
<?php echo $feed_sources_exclude_select; ?>
</div>
<div id="wprss-dialog-sources-container" style="display:none">
<p><?php _e('Choose which feed sources to show:', 'wprss') ?></p>
<?php echo $feed_sources_select; ?>
</div>
<script type="text/javascript">
jQuery('#wprss-dialog-all-sources').click(function () {
if (jQuery(this).is(':checked')) {
jQuery('#wprss-dialog-sources-container').hide();
jQuery('#wprss-dialog-excludes-container').show();
jQuery('#wprss-dialog-exclude-list-label').show();
} else {
jQuery('#wprss-dialog-sources-container').show();
jQuery('#wprss-dialog-excludes-container').hide();
jQuery('#wprss-dialog-exclude-list-label').hide();
}
});
jQuery('#wprss-dialog-submit').click(wprss_dialog_submit);
</script>
</td>
</tr>
<tr>
<td><?php _e('Number of items', 'wprss') ?></td>
<td>
<input
id="wprss-dialog-feed-limit"
type="number"
class="wprss-number-roller widefat"
placeholder="<?php _e('Use template setting', 'wprss') ?>"
min="0"
/>
</td>
</tr>
<tr>
<td><?php _e('Pagination', 'wprss') ?></td>
<td>
<label>
<select id="wprss-dialog-pagination">
<option value=""><?php _e('Use template setting', 'wprss') ?></option>
<option value="on"><?php _e('Enabled', 'wprss') ?></option>
<option value="off"><?php _e('Disabled', 'wprss') ?></option>
</select>
<br />
<span>
<?php _e('Choose whether to show or hide pagination controls', 'wprss') ?>
</span>
</label>
</td>
</tr>
<tr>
<td><?php _e('Starting page', 'wprss') ?></td>
<td>
<input
id="wprss-dialog-start-page"
type="number"
class="wprss-number-roller widefat"
placeholder="<?php _e('Use template setting', 'wprss') ?>"
min="1"
/>
</td>
</tr>
<?php do_action('wprss_return_dialog_contents'); ?>
<tr>
<td></td>
<td>
<button id="wprss-dialog-submit">
<?php _e('Add shortcode', 'wprss') ?>
</button>
</td>
</tr>
</tbody>
</table>
<?php
die();
}