/**
* Read a text which represents an email and splits it into fragments.
*
* @param string $text A text.
* @return array
*/
public function read($text)
{
if (preg_match('/^(On(.+)wrote:)$/ms', $text, $matches)) {
$text = str_replace($matches[1], str_replace("\n", ' ', $matches[1]), $text);
}
$lines = explode("\n", strrev($text));
$fragment = null;
$isQuoted = false;
$foundVisible = false;
foreach ($lines as $line) {
$line = preg_replace("/\n\$/", '', ltrim($line));
// isQuoted ?
$isQuoted = preg_match('/(>+)$/', $line) ? true : false;
if (null !== $fragment && empty($line)) {
if (preg_match('/(--|__|\\w-$)|(^(\\w+\\s*){1,3} ym morf tneS$)/', $fragment->getLastLine())) {
$fragment->setIsSignature(true);
if (!$foundVisible) {
if ($fragment->isQuoted() || $fragment->isSignature() || $fragment->isEmpty()) {
$fragment->setIsHidden(true);
} else {
$foundVisible = true;
}
}
$this->fragments[] = $fragment;
$fragment = null;
}
}
if (null !== $fragment && ($isQuoted === $fragment->isQuoted() || preg_match('/^:etorw.*nO$/', $line) || empty($line))) {
$fragment->addLine($line);
} else {
if (null !== $fragment) {
if (!$foundVisible) {
if ($fragment->isQuoted() || $fragment->isSignature() || $fragment->isEmpty()) {
$fragment->setIsHidden(true);
} else {
$foundVisible = true;
}
}
$this->fragments[] = $fragment;
}
$fragment = null;
$fragment = new Fragment($line, $isQuoted);
}
}
if (null !== $fragment) {
if (!$foundVisible) {
if ($fragment->isQuoted() || $fragment->isSignature() || $fragment->isEmpty()) {
$fragment->setIsHidden(true);
} else {
$foundVisible = true;
}
}
$this->fragments[] = $fragment;
}
$this->fragments = array_reverse($this->fragments);
return $this->fragments;
}
/**
* default constructor
*/
function Feature($language, $train, $tmp_dir, $output_dir, $fragments = null)
{
$this->language = $language;
$this->train = $train;
if (!$fragments) {
$fragments = Fragment::select($language, $train);
}
$this->fragments = $fragments;
$this->output_dir = $output_dir;
$this->tmp_dir = $tmp_dir;
$projects = $this->associated_projects();
if (count($projects) == 1) {
$this->feature_id = "org.eclipse.babel.nls_" . $projects[0]->id . "_" . $language->iso;
} else {
$this->feature_id = "org.eclipse.babel.nls_" . $language->iso;
}
}
/**
*
* @param Model_Page_Front $page
* @param string $part
* @param boolean $inherit
* @param integer $cache_lifetime
* @return void
*/
public static function content(Model_Page_Front $page, $part = 'body', $inherit = FALSE, $cache_lifetime = NULL, array $tags = array())
{
if (self::exists($page, $part)) {
$view = self::get($page->id(), $part);
if ($cache_lifetime !== NULL and !Fragment::load($page->id() . $part . Request::current()->uri(), (int) $cache_lifetime)) {
echo $view;
Fragment::save_with_tags((int) $cache_lifetime, array('page_parts'));
} else {
if ($cache_lifetime === NULL) {
echo $view;
}
}
} else {
if ($inherit !== FALSE and $page->parent() instanceof Model_Page_Front) {
self::content($page->parent(), $part, TRUE, $cache_lifetime);
}
}
}
/**
*
* @param string $snippet_name
* @param array $vars
* @param integer $cache_lifetime
* @param boolean $cache_by_uri
* @param array $tags
* @param boolean $i18n
* @return void
*/
public static function render($snippet_name, $vars = NULL, $cache_lifetime = NULL, $cache_by_uri = FALSE, array $tags = array(), $i18n = NULL)
{
$view = Snippet::get($snippet_name, $vars);
if ($view === NULL) {
return NULL;
}
$cache_key = self::_cache_key($snippet_name, $cache_by_uri);
if (!in_array($snippet_name, $tags)) {
$tags[] = $snippet_name;
}
if (Kohana::$caching === TRUE and $cache_lifetime !== NULL and !Fragment::load($cache_key, (int) $cache_lifetime, $i18n)) {
echo $view;
Fragment::save_with_tags((int) $cache_lifetime, $tags);
} else {
if ($cache_lifetime === NULL) {
echo $view;
}
}
}
/**
* Delete a cached fragment.
*
* Fragment::delete($key);
*
* @param string $name fragment name
* @param boolean $i18n multilingual fragment support
* @return void
*/
public static function delete($name, $i18n = NULL)
{
// Invalid the cache
Kohana::cache(Fragment::_cache_key($name, $i18n), NULL, -3600);
}
/**
* Delete a cached fragment.
*
* Fragment::delete($key);
*
* @param string $name fragment name
* @param boolean $i18n multilingual fragment support
* @return void
*/
public static function delete($name, $i18n = NULL)
{
// Invalid the cache
Cache::instance()->delete(Fragment::_cache_key($name, $i18n));
}
private function delete_album_fragment($id)
{
try {
Fragment::delete("album_{$id}");
} catch (Exception $e) {
}
}
<?php
// Displayed feeds are cached for 5 minutes
if (!Fragment::load('feed:' . $feed . ':' . $limit, Date::MINUTE * 5)) {
// Parse the feed
$items = Feed::parse($feed, $limit);
// Set the "link" and "title" variable names
isset($link) or $link = 'link';
isset($title) or $title = 'title';
foreach ($items as $item) {
// Clean the title so no one can inject anything
$clean = html::chars($item[$title]);
// Shorten it to 50 characters, but don't cut words in half, add 2 so that if the 51st char is a space, it will grab the 52nd character, and the word its attached to, so that the strrpos below works.
$short = Text::limit_chars($clean, 52, false, true);
// If the string is longer than 50 chars, cut off the leftover workd from limit_chars, and append '...'
if (strlen($short) > 50) {
$short = substr($short, 0, strrpos($short, ' ')) . '…';
}
// At this point, $short is at MAX 51 characters (50 characters of the string + "..."), usually less, because its rare for the words to line up exactly with the 50th character.
echo '<li>' . HTML::anchor($item[$link], $short, array('title' => $clean)) . '</li>';
}
Fragment::save();
}
public static function cached_fragment($name, $lifetime = NULL, $i18n = NULL)
{
if (isset(static::$_cache_buffers[$name]) && static::$_cache_buffers[$name] === TRUE) {
$buffer_id = array_pop(static::$_cache_buffer_pull);
unset(static::$_cache_buffers[$name]);
Fragment::save();
return FALSE;
}
static::$_cache_buffers[$name] = TRUE;
static::$_cache_buffer_pull[] = $name;
if (NULL != $lifetime) {
$lifetime *= 60;
}
if (Fragment::load($name, $lifetime, $i18n)) {
$buffer_id = array_pop(static::$_cache_buffer_pull);
unset(static::$_cache_buffers[$name]);
return FALSE;
}
return TRUE;
}
/**
* Splits the given text into a list of Fragments. This is roughly done by
* reversing the text and parsing from the bottom to the top. This way we
* can check for 'On <date>, <author> wrote:' lines above quoted blocks.
*
* @param string $text A email body.
* @param string $encoding Optional encoding to be used when parsing the text.
* @return array A list of parsed Fragments.
*/
public static function read($text, $encoding = null)
{
// Resets everything before starting
self::$_foundVisible = false;
self::$_fragments = array();
self::$_fragment = null;
self::$_encoding = $encoding;
// Check for multi-line reply headers. Some clients break up
// the "On DATE, NAME <EMAIL> wrote:" line into multiple lines.
$text = preg_replace_callback('/^(On.*wrote:)$/msU', function ($matches) {
return str_replace("\n", ' ', $matches[1]);
}, $text);
// Normalize line breaks.
$text = str_replace("\r\n", "\n", $text);
// The text is reversed initially due to the way we check for hidden fragments.
$text = Fragment::reverse($text, self::$_encoding);
// Strip any extra new lines or spaces from start.
$text = rtrim($text);
// Split into lines.
$lines = preg_split("/\n/", $text);
// Scan each line of the email content.
foreach ($lines as $line) {
self::_scanLine($line);
}
// Free variables
unset($text, $lines);
// Finish up the final fragment. Finishing a fragment will detect any
// attributes (hidden, signature, reply), and join each line into a string.
self::_finishFragment();
// Now that parsing is done, reverse the order.
self::$_fragments = array_reverse(self::$_fragments);
return self::$_fragments;
}
/**
* Get the contents of a fragment cache.
*
* @param string $key
* @param Closure $callback
*/
public static function sear($key, Closure $callback)
{
return Cache::sear($key, function () use($callback) {
return Fragment::execute($callback);
});
}
/**
* Removes a single Fragment from RDF Store by deleting all triples describing the Fragment URI
* WARNING: As far as triples extracted from the RDFa representation of a given fragment are concerned,
* this method only removes the following:
* 1) fragmentURI loomp:contains sommeURI .
* 2) all triples: someURI someProperty someOtherURI or someURI someProperty someLiteral
* If there are other triples further describing someOtherURI they will not be removed, becuase this
* requires the analysis of the entire RDF graph, i.e. the paths from someOtherURI to other fragmentURIs.
* At this point I do not have sufficient test data to play with. --> future work
*
* @param Fragment $fragment Fragment Object
*/
private function _removeFragment($fragment)
{
$it = $this->rdfModel->find(new Resource($fragment->getUri()), LOOMP::CONTAINS(), NULL)->getStatementIterator();
$this->_removeResWithAllProps($fragment->getUri());
// remove all triples describing a given resource which is not contained in any other fragment
while ($it->hasNext()) {
$s = $it->next();
$obj = $s->getObject();
if ($this->rdfModel->findCount(NULL, LOOMP::CONTAINS(), $obj) == 0) {
$this->_removeResWithAllProps($obj->getURI());
}
}
}
/**
* Рендер виджета во Frontend
*
* Отключение комментариев для блока
*
* Block::run('block_name', array('comments' => FALSE));
*
* Отключение кеширования виджетов в блоке
*
* Block::run('block_name', array('caching' => FALSE));
*
* @param array $params Дополнительные параметры
*/
public function render(array $params = array())
{
// Проверка прав на видимость виджета
if (!empty($this->roles)) {
if (Auth::is_logged_in()) {
if (!Auth::has_permissions($this->roles, FALSE)) {
return;
}
} else {
return;
}
}
if (Kohana::$profiling === TRUE) {
$benchmark = Profiler::start('Widget render', $this->name);
}
$this->_fetch_template();
$this->set_params($params);
$allow_omments = (bool) Arr::get($this->template_params, 'comments', TRUE);
$caching = (bool) Arr::get($this->template_params, 'caching', $this->caching);
if ($this->block == 'PRE' or $this->block == 'POST') {
$allow_omments = FALSE;
}
if (Kohana::$caching === FALSE or $caching === FALSE) {
$this->caching = FALSE;
}
if (Arr::get($this->template_params, 'return') === TRUE) {
return $this->_fetch_render();
}
if ($allow_omments) {
echo "<!--{Widget: {$this->name}}-->";
}
if ($this->caching === TRUE and !Fragment::load($this->get_cache_id(), $this->cache_lifetime, TRUE)) {
echo $this->_fetch_render();
Fragment::save_with_tags($this->cache_lifetime, $this->cache_tags);
} else {
if (!$this->caching) {
echo $this->_fetch_render();
}
}
if ($allow_omments) {
echo "<!--{/Widget: {$this->name}}-->";
}
if (isset($benchmark)) {
Profiler::stop($benchmark);
}
}
/**
* Update fragment
* @param integer $id
* @param array $data
*/
public function update($id, $data)
{
// First validate the input
if ($this->validation->passes($data)) {
// Set the data
$fragment = Fragment::find($id);
$fragment->fill(array('title' => array_get($data, 'title'), 'body' => array_get($data, 'body')));
// Slug
if ($slug = array_get($data, 'slug') and $slug != $fragment->slug) {
$fragment->slug = Str::slug($slug);
}
return $fragment->save();
}
// Set errors
$this->errors = $this->validation->errors();
return false;
}
