function vf_widget_users($args)
{
extract($args);
$options = get_option(VF_OPTIONS_NAME);
$title = vf_get_value('widget-users-title', $options, '');
$count = (int) vf_get_value('widget-users-count', $options, '');
$width = (int) vf_get_value('widget-users-iconwidth', $options, 32);
if ($count < 5) {
$count = 5;
}
$url = vf_get_value('url', $options, '');
$link_url = vf_get_link_url($options);
$resturl = array($url, '?p=user/summary.json');
// Retrieve the latest discussions from the Vanilla API
$resturl = vf_combine_paths($resturl, '/');
$data = json_decode(vf_rest($resturl));
if (!is_object($data)) {
return;
}
// These lines generate our output. Widgets can be very complex
// but as you can see here, they can also be very, very simple.
echo $before_widget . $before_title . $title . $after_title;
echo '<div class="ForumUsers">';
$i = 0;
foreach ($data->UserData as $User) {
$i++;
if ($i > $count) {
break;
}
$User->IconWidth = $width;
echo vf_user_photo($User, $link_url) . ' ';
}
echo '</div>';
echo $after_widget;
}
/**
* Validate that the provided url is a vanilla forum root. Returns properly formatted url if it is, or FALSE.
*/
function vf_validate_url($url)
{
$html = vf_rest($url);
$wr_pos = strpos($html, 'WebRoot" value="');
if ($wr_pos > 0) {
$webroot = substr($html, $wr_pos + 16);
$webroot = substr($webroot, 0, strpos($webroot, '"'));
return $webroot;
} else {
return FALSE;
}
}
/**
* Vanilla Comments administration page.
*/
function vf_comment_admin_page()
{
// Check that the user has the required capability
if (!current_user_can('manage_options')) {
wp_die(__('You do not have sufficient permissions to access this page.'));
}
$options = get_option(VF_OPTIONS_NAME);
$embed_comments = vf_get_value('embed-comments', $options);
$resturl = vf_get_value('url', $options, '');
$resturl = vf_combine_paths(array($resturl, '?p=categories/all.json'), '/');
$categoryid = vf_get_value('embed-categoryid', $options, '0');
$matchCategories = vf_get_value('embed-matchcategories', $options, '0');
$category_data = json_decode(vf_rest($resturl));
$select_options = vf_get_select_option('No Category', '0', $categoryid);
if (is_object($category_data)) {
foreach ($category_data->Categories as $Category) {
$select_options .= vf_get_select_option($Category->Name, $Category->CategoryID, $categoryid);
}
}
?>
<div class="wrap">
<div id="icon-options-general" class="icon32"><br /></div>
<h2><?php
_e('Vanilla Comment Integration');
?>
</h2>
<?php
vf_open_form('embed-comments-form');
?>
<p>
<label>
<input type="checkbox" name="<?php
echo vf_get_option_name('embed-comments');
?>
" value="1"<?php
echo $embed_comments == '1' ? ' checked="checked"' : '';
?>
/>
Replace your blog's native commenting system with Vanilla comments.
</label>
</p>
<p>
<label>
<select name="<?php
echo vf_get_option_name('embed-categoryid');
?>
"><?php
echo $select_options;
?>
</select>
<?php
echo __('Place embedded comments into the selected category.');
?>
</label>
</p>
<p>
<label>
<input type="checkbox" name="<?php
echo vf_get_option_name('embed-matchcategories');
?>
" value="1"<?php
echo $matchCategories == '1' ? ' checked="checked"' : '';
?>
/>
<?php
echo __('Try and match your Wordpress category.');
?>
</label>
</p>
<p class="submit"><input type="submit" name="save" value="<?php
_e('Save Changes');
?>
" /></p>
</form>
</div>
<?php
}
/**
* Validate that the provided url is a vanilla forum root. Returns properly formatted url if it is, or FALSE.
*/
function vf_validate_url($url)
{
$html = vf_rest($url);
$formats = array('"WebRoot":"', '\'WebRoot\' : "', 'WebRoot" value="');
foreach ($formats as $format) {
if ($chars = strpos($html, $format)) {
$offset = $chars + strlen(stripslashes($format));
return vf_parse_webroot($html, $offset);
}
}
return FALSE;
}
/**
* Validates options being saved for Vanilla Forums. WordPress is a bit hinky
* here, so we use hidden inputs to identify the forum being saved and validate
* the inputs accordingly. This is a catch-all validation for all forms.
*/
function vf_validate_options($options)
{
$formname = vf_get_value('form-name', $options);
$alloptions = get_option(VF_OPTIONS_NAME);
if (!is_array($alloptions)) {
$alloptions = array();
}
switch ($formname) {
case 'url-form':
$url = vf_get_value('url', $options, '');
$options = $alloptions;
// Make a rest request to Vanilla's API to validate that the forum is at the given location.
$resturl = vf_combine_paths(array($url, '?p=discussions.json'), '/');
$data = json_decode(vf_rest($resturl));
if (!is_object($data)) {
$options['url'] = '';
add_settings_error('url', 'url', 'Forum url could not be validated. Are you sure you entered the correct web address of your forum?');
} else {
$options['url'] = $url;
if (vf_get_value('embed-code', $options, '') == '') {
// Set the embed_code if it is not already defined.
$embedurl = vf_combine_paths(array($url, 'plugins/embedvanilla/remote.js'), '/');
$options['embed-code'] = '<script type="text/javascript" src="' . $embedurl . '"></script>';
}
vf_configure_embed_container();
}
break;
case 'embed-form':
$embed_code = vf_get_value('embed-code', $options, '');
$options = $alloptions;
$url = vf_get_value('url', $options, '');
if ($embed_code == '') {
// Set the embed_code if it is not already defined.
$embedurl = vf_combine_paths(array($url, 'plugins/embedvanilla/remote.js'), '/');
$options['embed-code'] = '<script type="text/javascript" src="' . $embedurl . '"></script>';
} else {
$options['embed-code'] = $embed_code;
}
break;
default:
$options = array_merge($alloptions, $options);
break;
}
return $options;
}
