/**
* Given an array of all the Datasources for this page, sort them into the
* correct execution order and append the Datasource results to the
* page XML. If the Datasource provides any parameters, they will be
* added to the `$env` pool for use by other Datasources and eventual
* inclusion into the page parameters.
*
* @param string $datasources
* A string of Datasource's attached to this page, comma separated.
* @param XMLElement $wrapper
* The XMLElement to append the Datasource results to. Datasource
* results are contained in a root XMLElement that is the handlised
* version of their name.
* @param array $params
* Any params to automatically add to the `$env` pool, by default this
* is an empty array. It looks like Symphony does not utilise this parameter
* at all
*/
public function processDatasources($datasources, XMLElement &$wrapper, array $params = array())
{
if (trim($datasources) == '') {
return;
}
$datasources = preg_split('/,\\s*/i', $datasources, -1, PREG_SPLIT_NO_EMPTY);
$datasources = array_map('trim', $datasources);
if (!is_array($datasources) || empty($datasources)) {
return;
}
$this->_env['pool'] = $params;
$pool = $params;
$dependencies = array();
foreach ($datasources as $handle) {
Symphony::Profiler()->seed();
$pool[$handle] =& DatasourceManager::create($handle, array(), false);
$dependencies[$handle] = $pool[$handle]->getDependencies();
}
$dsOrder = $this->__findDatasourceOrder($dependencies);
foreach ($dsOrder as $handle) {
Symphony::Profiler()->seed();
$queries = Symphony::Database()->queryCount();
$ds = $pool[$handle];
$ds->processParameters(array('env' => $this->_env, 'param' => $this->_param));
// default to no XML
$xml = NULL;
/**
* Allows extensions to execute the data source themselves (e.g. for caching)
* and providing their own output XML instead
*
* @since Symphony 2.3
* @delegate DataSourcePreExecute
* @param string $context
* '/frontend/'
* @param boolean $datasource
* The Datasource object
* @param mixed $xml
* The XML output of the data source. Can be an XMLElement or string.
* @param mixed $paral_pool
* The existing param pool including output parameters of any previous data sources
*/
Symphony::ExtensionManager()->notifyMembers('DataSourcePreExecute', '/frontend/', array('datasource' => &$ds, 'xml' => &$xml, 'param_pool' => &$this->_env['pool']));
// if the XML is still null, an extension has not run the data source, so run normally
if (is_null($xml)) {
$xml = $ds->grab($this->_env['pool']);
}
if ($xml) {
if (is_object($xml)) {
$wrapper->appendChild($xml);
} else {
$wrapper->setValue($wrapper->getValue() . PHP_EOL . ' ' . trim($xml));
}
}
$queries = Symphony::Database()->queryCount() - $queries;
Symphony::Profiler()->sample($handle, PROFILE_LAP, 'Datasource', $queries);
unset($ds);
}
}
/**
* Given an array of all the Datasources for this page, sort them into the
* correct execution order and append the Datasource results to the
* page XML. If the Datasource provides any parameters, they will be
* added to the `$env` pool for use by other Datasources and eventual
* inclusion into the page parameters.
*
* @param string $datasources
* A string of Datasource's attached to this page, comma separated.
* @param XMLElement $wrapper
* The XMLElement to append the Datasource results to. Datasource
* results are contained in a root XMLElement that is the handlised
* version of their name.
* @param array $params
* Any params to automatically add to the `$env` pool, by default this
* is an empty array. It looks like Symphony does not utilise this parameter
* at all
*/
public function processDatasources($datasources, XMLElement &$wrapper, array $params = array())
{
if (trim($datasources) == '') {
return;
}
$datasources = preg_split('/,\\s*/i', $datasources, -1, PREG_SPLIT_NO_EMPTY);
$datasources = array_map('trim', $datasources);
if (!is_array($datasources) || empty($datasources)) {
return;
}
$this->_env['pool'] = $params;
$pool = $params;
$dependencies = array();
foreach ($datasources as $handle) {
$pool[$handle] = DatasourceManager::create($handle, array(), false);
$dependencies[$handle] = $pool[$handle]->getDependencies();
}
$dsOrder = $this->__findDatasourceOrder($dependencies);
foreach ($dsOrder as $handle) {
Symphony::Profiler()->seed();
$queries = Symphony::Database()->queryCount();
// default to no XML
$xml = null;
$ds = $pool[$handle];
// Handle redirect on empty setting correctly RE: #1539
try {
$ds->processParameters(array('env' => $this->_env, 'param' => $this->_param));
} catch (FrontendPageNotFoundException $e) {
// Work around. This ensures the 404 page is displayed and
// is not picked up by the default catch() statement below
FrontendPageNotFoundExceptionHandler::render($e);
}
/**
* Allows extensions to execute the data source themselves (e.g. for caching)
* and providing their own output XML instead
*
* @since Symphony 2.3
* @delegate DataSourcePreExecute
* @param string $context
* '/frontend/'
* @param DataSource $datasource
* The Datasource object
* @param mixed $xml
* The XML output of the data source. Can be an `XMLElement` or string.
* @param array $param_pool
* The existing param pool including output parameters of any previous data sources
*/
Symphony::ExtensionManager()->notifyMembers('DataSourcePreExecute', '/frontend/', array('datasource' => &$ds, 'xml' => &$xml, 'param_pool' => &$this->_env['pool']));
// if the XML is still null, an extension has not run the data source, so run normally
if (is_null($xml)) {
$xml = $ds->grab($this->_env['pool']);
}
if ($xml) {
/**
* After the datasource has executed, either by itself or via the
* `DataSourcePreExecute` delegate, and if the `$xml` variable is truthy,
* this delegate allows extensions to modify the output XML and parameter pool
*
* @since Symphony 2.3
* @delegate DataSourcePostExecute
* @param string $context
* '/frontend/'
* @param DataSource $datasource
* The Datasource object
* @param mixed $xml
* The XML output of the data source. Can be an `XMLElement` or string.
* @param array $param_pool
* The existing param pool including output parameters of any previous data sources
*/
Symphony::ExtensionManager()->notifyMembers('DataSourcePostExecute', '/frontend/', array('datasource' => $ds, 'xml' => &$xml, 'param_pool' => &$this->_env['pool']));
if ($xml instanceof XMLElement) {
$wrapper->appendChild($xml);
} else {
$wrapper->setValue($wrapper->getValue() . PHP_EOL . ' ' . trim($xml));
}
}
$queries = Symphony::Database()->queryCount() - $queries;
Symphony::Profiler()->sample($handle, PROFILE_LAP, 'Datasource', $queries);
unset($ds);
}
}
public function prepareTableValue($data, XMLElement $link = null, $entry_id = null)
{
$sectionManager = new SectionManager(Symphony::Engine());
$section = $sectionManager->fetch($this->get('linked_section_id'));
$entryManager = new EntryManager(Symphony::Engine());
$fieldManager = new FieldManager(Symphony::Engine());
$linked = $fieldManager->fetch($this->get('linked_field_id'));
$custom_link = null;
$more_link = null;
// Not setup correctly:
if (!$section instanceof Section or !$linked) {
return parent::prepareTableValue(array(), $link, $entry_id);
}
if (!empty($data['linked_entry_id'])) {
$field = current($section->fetchVisibleColumns());
$data = $this->prepareData($data);
if (!is_null($field) && $data['linked_entry_id']) {
if ($this->get('column_mode') != 'count') {
if ($this->get('column_mode') == 'last-item') {
$data['linked_entry_id'] = array_reverse($data['linked_entry_id']);
}
$entries = $entryManager->fetch(current($data['linked_entry_id']), $this->get('linked_section_id'), 1);
if (is_array($entries) and !empty($entries)) {
$entry = current($entries);
$value = $field->prepareTableValue($entry->getData($field->get('id')), new XMLElement('span'));
$custom_link = new XMLElement('a');
$custom_link->setAttribute('href', sprintf('%s/symphony/publish/%s/edit/%s/', URL, $section->get('handle'), $entry->get('id')));
if ($value instanceof XMLElement) {
$value = $value->generate();
}
$custom_link->setValue(strip_tags($value));
$more_link = new XMLElement('a');
$more_link->setValue(__('more →'));
$more_link->setAttribute('href', sprintf('%s/symphony/publish/%s/?filter=%s:%s', URL, $section->get('handle'), $linked->get('element_name'), $entry_id));
}
} else {
$joins = null;
$where = null;
$linked->buildDSRetrivalSQL(array($entry_id), $joins, $where, false);
$count = $entryManager->fetchCount($this->get('linked_section_id'), $where, $joins);
if ($count > 0) {
$custom_link = new XMLElement('a');
$custom_link->setValue($count . __(' →'));
$custom_link->setAttribute('href', sprintf('%s/symphony/publish/%s/?filter=%s:%s', URL, $section->get('handle'), $linked->get('element_name'), $entry_id));
}
}
}
}
if (is_null($custom_link)) {
$custom_link = new XMLElement('a');
$custom_link->setValue(__('0 →'));
$custom_link->setAttribute('href', sprintf('%s/symphony/publish/%s/?filter=%s:%s', URL, $section->get('handle'), $linked->get('element_name'), $entry_id));
if ($this->get('column_mode') != 'count') {
$more_link = $custom_link;
$more_link->setValue(__('more →'));
$custom_link = new XMLElement('span');
$custom_link->setAttribute('class', 'inactive');
$custom_link->setValue(__('None'));
}
}
if ($link) {
$link->setValue($custom_link->getValue());
return $link->generate();
}
if ($this->get('column_mode') != 'count') {
$wrapper = new XMLElement('span');
$wrapper->setValue(sprintf('%s, %s ', $custom_link->generate(), $more_link->generate()));
return $wrapper;
}
return $custom_link;
}
/**
* Given an array of all the Datasources for this page, sort them into the
* correct execution order and append the Datasource results to the
* page XML. If the Datasource provides any parameters, they will be
* added to the `$env` pool for use by other Datasources and eventual
* inclusion into the page parameters.
*
* @param string $datasources
* A string of Datasource's attached to this page, comma separated.
* @param XMLElement $wrapper
* The XMLElement to append the Datasource results to. Datasource
* results are contained in a root XMLElement that is the handlised
* version of their name.
* @param array $params
* Any params to automatically add to the `$env` pool, by default this
* is an empty array. It looks like Symphony does not utilise this parameter
* at all
*/
public function processDatasources($datasources, XMLElement &$wrapper, array $params = array())
{
if (trim($datasources) == '') {
return;
}
$datasources = preg_split('/,\\s*/i', $datasources, -1, PREG_SPLIT_NO_EMPTY);
$datasources = array_map('trim', $datasources);
if (!is_array($datasources) || empty($datasources)) {
return;
}
$this->_env['pool'] = $params;
$pool = $params;
$dependencies = array();
foreach ($datasources as $handle) {
Frontend::instance()->Profiler->seed();
$pool[$handle] =& $this->DatasourceManager->create($handle, NULL, false);
$dependencies[$handle] = $pool[$handle]->getDependencies();
}
$dsOrder = $this->__findDatasourceOrder($dependencies);
foreach ($dsOrder as $handle) {
Frontend::instance()->Profiler->seed();
$queries = Symphony::Database()->queryCount();
$ds = $pool[$handle];
$ds->processParameters(array('env' => $this->_env, 'param' => $this->_param));
if ($xml = $ds->grab($this->_env['pool'])) {
if (is_object($xml)) {
$wrapper->appendChild($xml);
} else {
$wrapper->setValue($wrapper->getValue() . self::CRLF . ' ' . trim($xml));
}
}
$queries = Symphony::Database()->queryCount() - $queries;
Frontend::instance()->Profiler->sample($handle, PROFILE_LAP, 'Datasource', $queries);
unset($ds);
}
}
/**
* The processEvents function executes all Events attached to the resolved
* page in the correct order determined by `__findEventOrder()`. The results
* from the Events are appended to the page's XML. Events execute first,
* before Datasources.
*
* @uses FrontendProcessEvents
* @uses FrontendEventPostProcess
* @param string $events
* A string of all the Events attached to this page, comma separated.
* @param XMLElement $wrapper
* The XMLElement to append the Events results to. Event results are
* contained in a root XMLElement that is the handlised version of
* their name.
* @throws Exception
*/
private function processEvents($events, XMLElement &$wrapper)
{
/**
* Manipulate the events array and event element wrapper
* @delegate FrontendProcessEvents
* @param string $context
* '/frontend/'
* @param array $env
* @param string $events
* A string of all the Events attached to this page, comma separated.
* @param XMLElement $wrapper
* The XMLElement to append the Events results to. Event results are
* contained in a root XMLElement that is the handlised version of
* their name.
* @param array $page_data
* An associative array of page meta data
*/
Symphony::ExtensionManager()->notifyMembers('FrontendProcessEvents', '/frontend/', array('env' => $this->_env, 'events' => &$events, 'wrapper' => &$wrapper, 'page_data' => $this->_pageData));
if (strlen(trim($events)) > 0) {
$events = preg_split('/,\\s*/i', $events, -1, PREG_SPLIT_NO_EMPTY);
$events = array_map('trim', $events);
if (!is_array($events) || empty($events)) {
return;
}
$pool = array();
foreach ($events as $handle) {
$pool[$handle] = EventManager::create($handle, array('env' => $this->_env, 'param' => $this->_param));
}
uasort($pool, array($this, '__findEventOrder'));
foreach ($pool as $handle => $event) {
Symphony::Profiler()->seed();
$queries = Symphony::Database()->queryCount();
if ($xml = $event->load()) {
if (is_object($xml)) {
$wrapper->appendChild($xml);
} else {
$wrapper->setValue($wrapper->getValue() . PHP_EOL . ' ' . trim($xml));
}
}
$queries = Symphony::Database()->queryCount() - $queries;
Symphony::Profiler()->sample($handle, PROFILE_LAP, 'Event', $queries);
}
}
/**
* Just after the page events have triggered. Provided with the XML object
* @delegate FrontendEventPostProcess
* @param string $context
* '/frontend/'
* @param XMLElement $xml
* The XMLElement to append the Events results to. Event results are
* contained in a root XMLElement that is the handlised version of
* their name.
*/
Symphony::ExtensionManager()->notifyMembers('FrontendEventPostProcess', '/frontend/', array('xml' => &$wrapper));
}
public function prepareTableValue($data, XMLElement $link = null, $entry_id = null)
{
if ($this->get('use_timeago') == 'yes') {
$row = $this->dateFromEntryID($entry_id);
if (!$link) {
$link = new XMLElement('span');
}
$date = $this->parseDate($row);
$link->setAttribute('class', 'js-systemdate-timeago');
$time = new XMLElement('time', $this->formatDate($date));
$time->setAttributeArray(array('utc' => $date->format('U'), 'datetime' => $date->format(DateTime::ISO8601), 'title' => $time->getValue()));
$link->appendChild($time);
return $link->generate();
}
return parent::prepareTableValue($data, $link, $entry_id);
}
