PHP String::substr方法代码示例

 /**
  * Split a string into a clean array of keywords
  * @param $text string
  * @param $allowWildcards boolean
  * @return array of keywords
  */
 static function filterKeywords($text, $allowWildcards = false)
 {
     $minLength = Config::getVar('search', 'min_word_length');
     $stopwords = self::_loadStopwords();
     // Join multiple lines into a single string
     if (is_array($text)) {
         $text = join("\n", $text);
     }
     $cleanText = Core::cleanVar($text);
     // Remove punctuation
     $cleanText = String::regexp_replace('/[!"\\#\\$%\'\\(\\)\\.\\?@\\[\\]\\^`\\{\\}~]/', '', $cleanText);
     $cleanText = String::regexp_replace('/[\\+,:;&\\/<=>\\|\\\\]/', ' ', $cleanText);
     $cleanText = String::regexp_replace('/[\\*]/', $allowWildcards ? '%' : ' ', $cleanText);
     $cleanText = String::strtolower($cleanText);
     // Split into words
     $words = String::regexp_split('/\\s+/', $cleanText);
     // FIXME Do not perform further filtering for some fields, e.g., author names?
     // Remove stopwords
     $keywords = array();
     foreach ($words as $k) {
         if (!isset($stopwords[$k]) && String::strlen($k) >= $minLength && !is_numeric($k)) {
             $keywords[] = String::substr($k, 0, SEARCH_KEYWORD_MAX_LENGTH);
         }
     }
     return $keywords;
 }

 function displayPaymentForm($queuedPaymentId, &$queuedPayment)
 {
     if (!$this->isConfigured()) {
         return false;
     }
     $schedConf =& Request::getSchedConf();
     $user =& Request::getUser();
     $params = array('business' => $this->getSetting($schedConf->getConferenceId(), $schedConf->getId(), 'selleraccount'), 'item_name' => $queuedPayment->getDescription(), 'amount' => $queuedPayment->getAmount(), 'quantity' => 1, 'no_note' => 1, 'no_shipping' => 1, 'currency_code' => $queuedPayment->getCurrencyCode(), 'lc' => String::substr(Locale::getLocale(), 3), 'custom' => $queuedPaymentId, 'notify_url' => Request::url(null, null, 'payment', 'plugin', array($this->getName(), 'ipn')), 'return' => $queuedPayment->getRequestUrl(), 'cancel_return' => Request::url(null, null, 'payment', 'plugin', array($this->getName(), 'cancel')), 'first_name' => $user ? $user->getFirstName() : '', 'last_name' => $user ? $user->getLastname() : '', 'item_number' => 1, 'cmd' => '_xclick');
     $templateMgr =& TemplateManager::getManager();
     switch ($queuedPayment->getType()) {
         case QUEUED_PAYMENT_TYPE_REGISTRATION:
             // Provide registration-specific details to template.
             $registrationDao =& DAORegistry::getDAO('RegistrationDAO');
             $registrationOptionDao =& DAORegistry::getDAO('RegistrationOptionDAO');
             $registrationTypeDao =& DAORegistry::getDAO('RegistrationTypeDAO');
             $registration =& $registrationDao->getRegistration($queuedPayment->getAssocId());
             if (!$registration || $registration->getUserId() != $queuedPayment->getUserId() || $registration->getSchedConfId() != $queuedPayment->getSchedConfId()) {
                 break;
             }
             $registrationOptionIterator =& $registrationOptionDao->getRegistrationOptionsBySchedConfId($schedConf->getId());
             $registrationOptionCosts = $registrationTypeDao->getRegistrationOptionCosts($registration->getTypeId());
             $registrationOptionIds = $registrationOptionDao->getRegistrationOptions($registration->getRegistrationId());
             $templateMgr->assign('registration', $registration);
             $templateMgr->assign('registrationType', $registrationTypeDao->getRegistrationType($registration->getTypeId()));
             $templateMgr->assign('registrationOptions', $registrationOptionIterator->toArray());
             $templateMgr->assign('registrationOptionCosts', $registrationOptionCosts);
             $templateMgr->assign('registrationOptionIds', $registrationOptionIds);
     }
     $templateMgr->assign('params', $params);
     $templateMgr->assign('paypalFormUrl', $this->getSetting($schedConf->getConferenceId(), $schedConf->getId(), 'paypalurl'));
     $templateMgr->display($this->getTemplatePath() . 'paymentForm.tpl');
 }

 function generateImage(&$captcha)
 {
     $width = $this->getWidth();
     $height = $this->getHeight();
     $length = String::strlen($captcha->getValue());
     $value = $captcha->getValue();
     $image = imagecreatetruecolor($width, $height);
     $fg = imagecolorallocate($image, rand(128, 255), rand(128, 255), rand(128, 255));
     $bg = imagecolorallocate($image, rand(0, 64), rand(0, 64), rand(0, 64));
     imagefill($image, $width / 2, $height / 2, $bg);
     $xStart = rand($width / 12, $width / 3);
     $xEnd = rand($width * 2 / 3, $width * 11 / 12);
     for ($i = 0; $i < $length; $i++) {
         imagefttext($image, rand(20, 34), rand(-15, 15), $xStart + ($xEnd - $xStart) * $i / $length + rand(-5, 5), rand(40, 60), $fg, Config::getVar('captcha', 'font_location'), String::substr($value, $i, 1));
     }
     // Add some noise to the image.
     for ($i = 0; $i < 20; $i++) {
         $color = imagecolorallocate($image, rand(0, 255), rand(0, 255), rand(0, 255));
         for ($j = 0; $j < 20; $j++) {
             imagesetpixel($image, rand(0, $this->getWidth()), rand(0, $this->getHeight()), $color);
         }
     }
     header('Content-type: ' . $this->getMimeType());
     imagepng($image);
     imagedestroy($image);
 }

 /**
  * Generate a filename for a library file.
  * @param $type int LIBRARY_FILE_TYPE_...
  * @param $originalFileName string
  * @return string
  */
 function generateFileName($type, $originalFileName)
 {
     $libraryFileDao =& DAORegistry::getDAO('LibraryFileDAO');
     $suffix = $this->getFileSuffixFromType($type);
     $ext = $this->getExtension($originalFileName);
     $truncated = $this->truncateFileName($originalFileName, 127 - String::strlen($suffix) - 1);
     $baseName = String::substr($truncated, 0, String::strpos($originalFileName, $ext) - 1);
     // Try a simple syntax first
     $fileName = $baseName . '-' . $suffix . '.' . $ext;
     if (!$libraryFileDao->filenameExists($this->pressId, $fileName)) {
         return $fileName;
     }
     for ($i = 1;; $i++) {
         $fullSuffix = $suffix . '-' . $i;
         //truncate more if necessary
         $truncated = $this->truncateFileName($originalFileName, 127 - String::strlen($fullSuffix) - 1);
         // get the base name and append the suffix
         $baseName = String::substr($truncated, 0, String::strpos($originalFileName, $ext) - 1);
         //try the following
         $fileName = $baseName . '-' . $fullSuffix . '.' . $ext;
         if (!$libraryFileDao->filenameExists($this->pressId, $fileName)) {
             return $fileName;
         }
     }
 }

 /**
  * Initialize form data.
  */
 function initData()
 {
     $PagSeguroPlugin =& $this->PagSeguroPlugin;
     $user =& Request::getUser();
     $userId = $user ? $user->getUserId() : null;
     $queuedPayment =& $this->queuedPayment;
     $this->_data = array('email_cobranca' => 'sbe@fgv.br', 'item_name' => $queuedPayment->getDescription(), 'a3' => $queuedPayment->getAmount($args), 'quantity' => 1, 'no_note' => 1, 'no_shipping' => 1, 'currency_code' => $queuedPayment->getCurrencyCode(), 'lc' => String::substr(Locale::getLocale(), 3), 'custom' => $this->key, 'notify_url' => Request::url(null, null, 'payment', 'ipn', array($queuedPayment->getQueuedPaymentId())), 'return' => Request::url(null, null, 'payment', 'return', array($queuedPayment->getQueuedPaymentId())), 'cancel_return' => Request::url(null, null, 'payment', 'cancel', array($queuedPayment->getQueuedPaymentId())), 'first_name' => $user ? $user->getFirstName() : '', 'last_name' => $user ? $user->getLastname() : '', 'city' => '', 'zip' => '', 'item_number' => 1);
 }

 private function filtreTitre($ligneSummary)
 {
     $title = String::substr($ligneSummary, "- ", "\\");
     $new = " " . substr($title, strrpos($title, "/") + 1);
     $titreFinal = str_replace($title, $new, $ligneSummary);
     $posFin = strpos($titreFinal, "\\");
     $posFin = $posFin !== false ? $posFin : strlen($titreFinal);
     $titreFinal = substr($titreFinal, 0, $posFin);
     return $titreFinal;
 }

 /**
  * Extracts variables for a given column from a data element
  * so that they may be assigned to template before rendering.
  * @param $element mixed
  * @param $columnId string
  * @return array
  */
 function getTemplateVarsFromRowColumn(&$row, $column)
 {
     $element =& $row->getData();
     $columnId = $column->getId();
     assert(is_a($element, 'DataObject') && !empty($columnId));
     switch ($columnId) {
         case 'titles':
             $label = String::substr($element->getLocalizedQuestion(), 0, 20);
             return array('label' => $label);
     }
 }

 /**
  * Hook callback function for TemplateManager::display
  * @param $hookName string
  * @param $args array
  * @return boolean
  */
 function callback($hookName, $args)
 {
     $request =& Registry::get('request');
     $templateManager =& $args[0];
     $allLocales = AppLocale::getAllLocales();
     $localeList = array();
     foreach ($allLocales as $key => $locale) {
         $localeList[] = String::substr($key, 0, 2);
     }
     $templateManager->assign('additionalHeadData', $templateManager->get_template_vars('additionalHeadData') . $templateManager->fetch($this->getTemplatePath() . 'header.tpl'));
     return false;
 }

 function displayPaymentForm($queuedPaymentId, &$queuedPayment)
 {
     if (!$this->isConfigured()) {
         return false;
     }
     $schedConf =& Request::getSchedConf();
     $user =& Request::getUser();
     $params = array('charset' => Config::getVar('i18n', 'client_charset'), 'business' => $this->getSetting($schedConf->getConferenceId(), $schedConf->getId(), 'selleraccount'), 'item_name' => $queuedPayment->getDescription(), 'amount' => $queuedPayment->getAmount(), 'quantity' => 1, 'no_note' => 1, 'no_shipping' => 1, 'currency_code' => $queuedPayment->getCurrencyCode(), 'lc' => String::substr(AppLocale::getLocale(), 3), 'custom' => $queuedPaymentId, 'notify_url' => Request::url(null, null, 'payment', 'plugin', array($this->getName(), 'ipn')), 'return' => $queuedPayment->getRequestUrl(), 'cancel_return' => Request::url(null, null, 'payment', 'plugin', array($this->getName(), 'cancel')), 'first_name' => $user ? $user->getFirstName() : '', 'last_name' => $user ? $user->getLastname() : '', 'item_number' => 1, 'cmd' => '_xclick');
     $templateMgr =& TemplateManager::getManager();
     $templateMgr->assign('params', $params);
     $templateMgr->assign('paypalFormUrl', $this->getSetting($schedConf->getConferenceId(), $schedConf->getId(), 'paypalurl'));
     $templateMgr->display($this->getTemplatePath() . 'paymentForm.tpl');
 }

 /**
  * Parse an item and return it as string
  * @param object
  * @param string
  * @param integer
  * @return string
  */
 protected function parseRecipe($objRecipe, $strClass = '', $intCount = 0)
 {
     global $objPage;
     $objTemplate = new \FrontendTemplate($this->item_template);
     $objTemplate->setData($objRecipe->row());
     $objTemplate->class = ($objRecipe->cssClass != '' ? ' ' . $objRecipe->cssClass : '') . $strClass;
     // $objTemplate->distance = $this->getCurrentOpenStatus($objRecipe);
     //Detail-Url
     if ($this->jumpTo) {
         $objDetailPage = \PageModel::findByPk($this->jumpTo);
         $objTemplate->detailUrl = ampersand($this->generateFrontendUrl($objDetailPage->row(), '/' . $objRecipe->alias));
         $objTemplate->teaser = \String::substr($objRecipe->preparation, 100);
     }
     return $objTemplate->parse();
 }

    /**
     * Hook callback function for TemplateManager::display
     * @param $hookName string
     * @param $args array
     * @return boolean
     */
    function callback($hookName, $args)
    {
        $templateManager =& $args[0];
        $request =& $this->getRequest();
        $page = $request->getRequestedPage();
        $op = $request->getRequestedOp();
        $baseUrl = $templateManager->get_template_vars('baseUrl');
        $additionalHeadData = $templateManager->get_template_vars('additionalHeadData');
        $allLocales = AppLocale::getAllLocales();
        $localeList = array();
        foreach ($allLocales as $key => $locale) {
            $localeList[] = String::substr($key, 0, 2);
        }
        $tinymceScript = '
		<script language="javascript" type="text/javascript" src="' . $baseUrl . '/' . TINYMCE_JS_PATH . '/tiny_mce_gzip.js"></script>
		<script language="javascript" type="text/javascript">
			tinyMCE_GZ.init({
				relative_urls : "false",
				plugins : "paste,jbimages,fullscreen",
				themes : "advanced",
				languages : "' . join(',', $localeList) . '",
				disk_cache : true
			});
		</script>
		<script language="javascript" type="text/javascript">
			tinyMCE.init({
				entity_encoding : "raw",
				plugins : "paste,jbimages,fullscreen",
				mode: "specific_textareas",
				editor_selector: "richContent",
				language : "' . String::substr(AppLocale::getLocale(), 0, 2) . '",
				relative_urls : false,
				forced_root_block : false,
				apply_source_formatting : false,
				theme : "advanced",
				theme_advanced_buttons1 : "cut,copy,paste,pastetext,pasteword,|,bold,italic,underline,bullist,numlist,|,link,unlink,help,code,fullscreen,jbimages",
				theme_advanced_buttons2 : "",
				theme_advanced_buttons3 : ""
			});
		</script>';
        $templateManager->assign('additionalHeadData', $additionalHeadData . "\n" . $tinymceScript);
        return false;
    }

 private function getAllVarsFromURL()
 {
     if (!empty($_GET['url'])) {
         $vars = explode('/', $_GET['url']);
         $args = array(0 => 'controller', 1 => 'action', 2 => 'id');
         $i = 0;
         foreach ($vars as $var) {
             if (!empty($var)) {
                 if ($i < count($args) && !strpos($var, ':')) {
                     $this->vars[$args[$i]] = $var;
                 } else {
                     $key = String::strstr($var, ':', true);
                     $value = String::substr(String::strstr($var, ':'), 1);
                     if (!empty($key) && !empty($value)) {
                         $this->vars[$key] = $value;
                     }
                 }
                 ++$i;
             }
         }
     }
 }

 /**
  * Truncate a filename to fit in the specified length.
  */
 function truncateFileName($fileName, $length = 127)
 {
     if (String::strlen($fileName) <= $length) {
         return $fileName;
     }
     $ext = $this->getExtension($fileName);
     $truncated = String::substr($fileName, 0, $length - 1 - String::strlen($ext)) . '.' . $ext;
     return String::substr($truncated, 0, $length);
 }

    /**
     * Hook callback function for TemplateManager::display
     * @param $hookName string
     * @param $args array
     * @return boolean
     */
    function callback($hookName, $args)
    {
        $templateManager =& $args[0];
        $page = Request::getRequestedPage();
        $op = Request::getRequestedOp();
        $enableFields = $this->getEnableFields($templateManager, $page, $op);
        if (!empty($enableFields)) {
            $baseUrl = $templateManager->get_template_vars('baseUrl');
            $additionalHeadData = $templateManager->get_template_vars('additionalHeadData');
            $enableFields = join(',', $enableFields);
            $allLocales = Locale::getAllLocales();
            $localeList = array();
            foreach ($allLocales as $key => $locale) {
                $localeList[] = String::substr($key, 0, 2);
            }
            $tinymceScript = '
			<script language="javascript" type="text/javascript" src="' . $baseUrl . '/' . TINYMCE_JS_PATH . '/tiny_mce_gzip.js"></script>
			<script language="javascript" type="text/javascript">
				tinyMCE_GZ.init({
					relative_urls : "false",
					plugins : "paste",
					themes : "advanced",
					languages : "' . join(',', $localeList) . '",
					disk_cache : true
				});
			</script>
			<script language="javascript" type="text/javascript">
				tinyMCE.init({
					plugins : "paste",
					mode : "exact",
					language : "' . String::substr(Locale::getLocale(), 0, 2) . '",
					elements : "' . $enableFields . '",
					relative_urls : false,
					forced_root_block : false,
					apply_source_formatting : false,
					theme : "advanced",
					theme_advanced_buttons1 : "pasteword,bold,italic,underline,bullist,numlist,link,unlink,help,code",
					theme_advanced_buttons2 : "",
					theme_advanced_buttons3 : ""
				});
			</script>';
            $templateManager->assign('additionalHeadData', $additionalHeadData . "\n" . $tinymceScript);
        }
        return false;
    }

 public function getAllArticles()
 {
     $arrPids = array();
     $arrAlias = array();
     if (!$this->User->isAdmin) {
         foreach ($this->User->pagemounts as $id) {
             $arrPids[] = $id;
             $arrPids = array_merge($arrPids, $this->Database->getChildRecords($id, 'tl_page'));
         }
         if (empty($arrPids)) {
             return $arrAlias;
         }
         $objAlias = $this->Database->prepare("SELECT c.id, c.pid, c.type, (CASE c.type WHEN 'module' THEN m.name WHEN 'form' THEN f.title WHEN 'table' THEN c.summary ELSE c.headline END) AS headline, c.text, a.title FROM tl_content c LEFT JOIN tl_article a ON a.id=c.pid LEFT JOIN tl_module m ON m.id=c.module LEFT JOIN tl_form f on f.id=c.form WHERE a.pid IN(" . implode(',', array_map('intval', array_unique($arrPids))) . ") AND (c.ptable='tl_article' OR c.ptable='') AND c.id!=? ORDER BY a.title, c.sorting")->execute($this->Input->get('id'));
     } else {
         $objAlias = $this->Database->prepare("SELECT c.id, c.pid, c.type, (CASE c.type WHEN 'module' THEN m.name WHEN 'form' THEN f.title WHEN 'table' THEN c.summary ELSE c.headline END) AS headline, c.text, a.title FROM tl_content c LEFT JOIN tl_article a ON a.id=c.pid LEFT JOIN tl_module m ON m.id=c.module LEFT JOIN tl_form f on f.id=c.form WHERE (c.ptable='tl_article' OR c.ptable='') AND c.id!=? ORDER BY a.title, c.sorting")->execute($this->Input->get('id'));
     }
     while ($objAlias->next()) {
         $arrHeadline = deserialize($objAlias->headline, true);
         if (isset($arrHeadline['value'])) {
             $headline = \String::substr($arrHeadline['value'], 32);
         } else {
             $headline = \String::substr(preg_replace('/[\\n\\r\\t]+/', ' ', $arrHeadline[0]), 32);
         }
         $text = \String::substr(strip_tags(preg_replace('/[\\n\\r\\t]+/', ' ', $objAlias->text)), 32);
         $strText = $GLOBALS['TL_LANG']['CTE'][$objAlias->type][0] . ' (';
         if ($headline != '') {
             $strText .= $headline . ', ';
         } elseif ($text != '') {
             $strText .= $text . ', ';
         }
         $key = $objAlias->title . ' (ID ' . $objAlias->pid . ')';
         $arrAlias[$key][$objAlias->id] = $strText . 'ID ' . $objAlias->id . ')';
     }
     return $arrAlias;
 }