function ppl_options_from_post($options, $args)
{
foreach ($args as $arg) {
switch ($arg) {
case 'limit':
case 'skip':
$options[$arg] = ppl_check_cardinal($_POST[$arg]);
break;
case 'excluded_cats':
case 'included_cats':
if (isset($_POST[$arg])) {
// get the subcategories too
if (function_exists('get_term_children')) {
$catarray = $_POST[$arg];
foreach ($catarray as $cat) {
$catarray = array_merge($catarray, get_term_children($cat, 'category'));
}
$_POST[$arg] = array_unique($catarray);
}
$options[$arg] = implode(',', $_POST[$arg]);
} else {
$options[$arg] = '';
}
break;
case 'excluded_authors':
case 'included_authors':
if (isset($_POST[$arg])) {
$options[$arg] = implode(',', $_POST[$arg]);
} else {
$options[$arg] = '';
}
break;
case 'excluded_posts':
case 'included_posts':
$check = explode(',', rtrim($_POST[$arg]));
$ids = array();
foreach ($check as $id) {
$id = ppl_check_cardinal($id);
if ($id !== 0) {
$ids[] = $id;
}
}
$options[$arg] = implode(',', array_unique($ids));
break;
case 'stripcodes':
$st = explode("\n", trim($_POST['starttags']));
$se = explode("\n", trim($_POST['endtags']));
if (count($st) != count($se)) {
$options['stripcodes'] = array(array());
} else {
$num = count($st);
for ($i = 0; $i < $num; $i++) {
$options['stripcodes'][$i]['start'] = $st[$i];
$options['stripcodes'][$i]['end'] = $se[$i];
}
}
break;
case 'age':
$options['age']['direction'] = $_POST['age-direction'];
$options['age']['length'] = ppl_check_cardinal($_POST['age-length']);
$options['age']['duration'] = $_POST['age-duration'];
break;
case 'custom':
$options['custom']['key'] = $_POST['custom-key'];
$options['custom']['op'] = $_POST['custom-op'];
$options['custom']['value'] = $_POST['custom-value'];
break;
case 'num_terms':
$options['num_terms'] = $_POST['num_terms'];
if ($options['num_terms'] < 1) {
$options['num_terms'] = 20;
}
break;
default:
$options[$arg] = $_POST[$arg];
}
}
return $options;
}
function similar_posts_index_options_subpage()
{
if (isset($_POST['reindex_all'])) {
check_admin_referer('similar-posts-manage-update-options');
if (defined('POC_CACHE_4')) {
poc_cache_flush();
}
$options = get_option('similar-posts');
$options['utf8'] = $_POST['utf8'];
if (!function_exists('mb_split')) {
$options['utf8'] = 'false';
}
$options['use_stemmer'] = $_POST['use_stemmer'];
$options['batch'] = ppl_check_cardinal($_POST['batch']);
if ($options['batch'] === 0) {
$options['batch'] = 100;
}
flush();
$termcount = save_index_entries($options['utf8'] === 'true', $options['use_stemmer'] === 'true', $options['batch']);
update_option('similar-posts', $options);
//show a message
printf(__('<div class="updated fade"><p>Indexed %d posts.</p></div>'), $termcount);
} else {
$options = get_option('similar-posts');
}
?>
<div class="wrap">
<?php
_e('<h2>Manage Index</h2>', 'post_plugins');
_e('<p><strong>Similar Posts</strong> maintains a special index to help search for related posts.
The index is created when the plugin is activated and then kept up-to-date
automatically when posts are added, edited, or deleted.</p>
<p>The two options that affect the index can be set below.</p>', 'post_plugins');
_e('<p>If you are using a language other than english you may find that the plugin
mangles some characters since PHP is normally blind to multibyte characters. You
can force the plugin to interpret extended characters as UTF-8 at the expense
of a little speed. <em>This facility is only available if your
installation of PHP supports the mbstring functions.</em></p>', 'post_plugins');
_e('<p>Some related word forms should really be counted together, e.g., "follow",
"follows", and "following". The plugin can use a <em>stemming</em> algorithm to
reduce related forms to their root stem. It is worth experimenting to see if this
improves the similarity of posts in your particular circumstances. Stemming algorithms are provided
for english, german, spanish, french and italian but stemmers for other languages
can be created: see the help for instructions. <em>Stemming slows down the
indexing more than a little.</em></p>', 'post_plugins');
_e('<p>The indexing routine processes posts in batches of 100 by default. If you run into
problems with limited memory you can opt to make the batches smaller.</p>', 'post_plugins');
_e('<p><strong>Note</strong>: The process of indexing may take a little while. On my
modest machine 500 posts take between 5 seconds and 20 seconds (with stemming and
utf-8 support). <strong>Don\'t worry if the screen fails to update until finished</strong>.</p>', 'post_plugins');
?>
<form method="post" action="">
<table class="optiontable form-table">
<tr valign="top">
<th scope="row"><?php
_e('Handle extended characters?', 'post_plugins');
?>
</th>
<td>
<select name="utf8" id="utf8" <?php
if (!function_exists('mb_split')) {
echo 'disabled="true"';
}
?>
>
<option <?php
if ($options['utf8'] == 'false') {
echo 'selected="selected"';
}
?>
value="false">No</option>
<option <?php
if ($options['utf8'] == 'true') {
echo 'selected="selected"';
}
?>
value="true">Yes</option>
</select>
</td>
</tr>
<tr valign="top">
<th scope="row"><?php
_e('Use a stemming algorithm?', 'post_plugins');
?>
</th>
<td>
<select name="use_stemmer" id="use_stemmer">
<option <?php
if ($options['use_stemmer'] == 'false') {
echo 'selected="selected"';
}
?>
value="false">No</option>
<option <?php
if ($options['use_stemmer'] == 'true') {
echo 'selected="selected"';
}
?>
value="true">Yes</option>
</select>
</td>
</tr>
<tr valign="top">
<th scope="row"><?php
_e('Batch size:', 'post_plugins');
?>
</th>
<td><input name="batch" type="text" id="batch" value="<?php
echo $options['batch'];
?>
" size="3" /></td>
</tr>
</table>
<div class="submit">
<input type="submit" name="reindex_all" value="<?php
_e('Recreate Index', 'post_plugins');
?>
" />
<?php
if (function_exists('wp_nonce_field')) {
wp_nonce_field('similar-posts-manage-update-options');
}
?>
</div>
</form>
</div>
<?php
}
