/**
* Generate Open Search URL
*
* @access public
* @return string
*/
public function url()
{
// --------------------------------------
// Set internal params
// --------------------------------------
$this->params->set();
// --------------------------------------
// Shortcut?
// --------------------------------------
$this->_get_shortcut();
// --------------------------------------
// Params to ignore
// --------------------------------------
$ignore = array('query', 'query_string', 'encode', 'cache', 'refresh', 'parse', 'shortcut');
// --------------------------------------
// Is there a query_string parameter?
// This helps passing through params with an encoded string
// while using GET vars
// --------------------------------------
if ($qs = $this->_extract_tagparam('query_string')) {
$this->params->set($qs);
}
// --------------------------------------
// Loop through tagparams and add them to the query string
// --------------------------------------
// init toggle array
$toggle = array();
// Override with tagparams
foreach (ee()->TMPL->tagparams as $key => $val) {
if (in_array($key, $ignore) || !is_string($val)) {
continue;
}
// Decode value
$val = low_format($val, 'ee-decode');
// Check for toggle values
if (substr($key, 0, 7) == 'toggle:') {
$toggle[substr($key, 7)] = $val;
continue;
}
// Add to query string
$this->params->set($key, $val);
}
// --------------------------------------
// Handle toggle values
// --------------------------------------
foreach ($toggle as $key => $val) {
if ($current_val = $this->params->get($key)) {
// Read current value
list($values, $in) = low_explode_param($current_val);
// check if value is there
if (($i = array_search($val, $values)) === FALSE) {
// Not there, add it
$values[] = $val;
} else {
// Is there, remove it
unset($values[$i]);
}
$val = low_implode_param($values, $in);
}
// Add the new value to the parameter array (could be NULL)
$this->params->set($key, $val);
}
// --------------------------------------
// Clean up the parameters before making the URL
// --------------------------------------
$params = array_filter($this->params->get(), 'low_not_empty');
// --------------------------------------
// Then compose the URL, encoded or not
// --------------------------------------
if (ee()->TMPL->fetch_param('encode', 'yes') == 'no') {
// Build non-encoded URL
$url = ee()->functions->fetch_site_index() . QUERY_MARKER . 'ACT=' . ee()->functions->fetch_action_id($this->package, 'catch_search') . AMP . http_build_query($params, '', AMP);
} else {
// Get the result page from the params
$url = $this->_create_url($params);
}
return $url;
}
function low_merge_params($haystack, $needles, $as_param = FALSE)
{
// Prep the haystack
if (!is_array($haystack)) {
// Explode the param, forget about the 'not '
list($haystack, ) = low_explode_param($haystack);
}
// Prep the needles
if (!is_array($needles)) {
list($needles, $in) = low_explode_param($needles);
} else {
$in = TRUE;
}
// Choose function to merge
$method = $in ? 'array_intersect' : 'array_diff';
// Do the merge thing
$merged = $method($haystack, $needles);
// Change back to parameter syntax if necessary
if ($as_param) {
$merged = low_implode_param($merged);
}
return $merged;
}
/**
* Prep parameters for keyword-less search
*/
private function _prep_params()
{
// --------------------------------------
// No keyword search means no excerpt from collection,
// so we need to get the excerpt field from the
// channel preferences. We'll do that here and store
// the ids in cache for later use
// --------------------------------------
// Get channel excerpt data from DB
ee()->db->select('channel_name, channel_id, search_excerpt')->from('channels');
// Filter by given collections
if ($this->_collections) {
ee()->db->where_in('channel_id', low_flatten_results($this->_collections, 'channel_id'));
}
// Get the data
$channels = ee()->db->get()->result_array();
$this->_excerpts = low_flatten_results($channels, 'search_excerpt', 'channel_id');
// --------------------------------------
// If collections were given, we need to filter
// the channel entries by channel, so we'll set
// the channel parameter based on collections
// --------------------------------------
if ($this->_collections && $channels) {
$channels = array_unique(low_flatten_results($channels, 'channel_name'));
$this->params->set('channel', low_implode_param($channels));
}
// Remove low_search_score from the orderby parameter and adjust sort param accordingly
$orderby = $this->params->get('orderby');
if ($orderby && substr($orderby, 0, 16) == 'low_search_score') {
$this->params->set('orderby', preg_replace('#^low_search_score\\|?#', '', $orderby));
if ($sort = $this->params->get('sort')) {
$this->params->set('sort', preg_replace('#^(asc|desc)\\|?#i', '', $sort));
}
}
}
