PHP strtok函数代码示例

 /**
  * Gets the mime type for a blob
  *
  * @param GitPHP_Blob $blob blob
  * @return string mime type
  */
 public function GetMime($blob)
 {
     if (!$blob) {
         return false;
     }
     $data = $blob->GetData();
     if (empty($data)) {
         return false;
     }
     $descspec = array(0 => array('pipe', 'r'), 1 => array('pipe', 'w'));
     $proc = proc_open('file -b --mime -', $descspec, $pipes);
     if (is_resource($proc)) {
         fwrite($pipes[0], $data);
         fclose($pipes[0]);
         $mime = stream_get_contents($pipes[1]);
         fclose($pipes[1]);
         proc_close($proc);
         if ($mime && strpos($mime, '/')) {
             if (strpos($mime, ';')) {
                 $mime = strtok($mime, ';');
             }
             return $mime;
         }
     }
     return false;
 }

 /**
  * Truncates a string to the given length.  It will optionally preserve
  * HTML tags if $is_html is set to true.
  *
  * @param   string  $string        the string to truncate
  * @param   int     $limit         the number of characters to truncate too
  * @param   string  $continuation  the string to use to denote it was truncated
  * @param   bool    $is_html       whether the string has HTML
  * @return  string  the truncated string
  */
 public static function truncate($string, $limit, $continuation = '...', $is_html = false)
 {
     $offset = 0;
     $tags = array();
     if ($is_html) {
         // Handle special characters.
         preg_match_all('/&[a-z]+;/i', strip_tags($string), $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER);
         foreach ($matches as $match) {
             if ($match[0][1] >= $limit) {
                 break;
             }
             $limit += static::length($match[0][0]) - 1;
         }
         // Handle all the html tags.
         preg_match_all('/<[^>]+>([^<]*)/', $string, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER);
         foreach ($matches as $match) {
             if ($match[0][1] - $offset >= $limit) {
                 break;
             }
             $tag = static::sub(strtok($match[0][0], " \t\n\r\v>"), 1);
             if ($tag[0] != '/') {
                 $tags[] = $tag;
             } elseif (end($tags) == static::sub($tag, 1)) {
                 array_pop($tags);
             }
             $offset += $match[1][1] - $match[0][1];
         }
     }
     $new_string = static::sub($string, 0, $limit = min(static::length($string), $limit + $offset));
     $new_string .= static::length($string) > $limit ? $continuation : '';
     $new_string .= count($tags = array_reverse($tags)) ? '</' . implode('></', $tags) . '>' : '';
     return $new_string;
 }

function preXml($xml)
{
    $xml = preg_replace('/(>)(<)(\\/*)/', "\$1\n\$2\$3", $xml);
    $token = strtok($xml, "\n");
    $result = '';
    // holds formatted version as it is built
    $pad = 0;
    // initial indent
    $matches = array();
    // returns from preg_matches()
    while ($token !== false) {
        if (preg_match('/.+<\\/\\w[^>]*>$/', $token, $matches)) {
            $indent = 0;
        } elseif (preg_match('/^<\\/\\w/', $token, $matches)) {
            $pad -= 4;
        } elseif (preg_match('/^<\\w[^>]*[^\\/]>.*$/', $token, $matches)) {
            $indent = 4;
        } else {
            $indent = 0;
        }
        $line = str_pad($token, strlen($token) + $pad, ' ', STR_PAD_LEFT);
        $result .= $line . "\n";
        $token = strtok("\n");
        $pad += $indent;
    }
    return htmlspecialchars($result);
}

 public function createLinks()
 {
     $pager = $this->_getPager();
     $numPages = count($pager->getPages());
     $headBlock = Mage::app()->getLayout()->getBlock('head');
     $previousPageUrl = $pager->getPreviousPageUrl();
     $nextPageUrl = $pager->getNextPageUrl();
     if (Mage::helper('mstcore')->isModuleInstalled('Amasty_Shopby')) {
         $url = Mage::helper('core/url')->getCurrentUrl();
         $url = strtok($url, '?');
         $previousPageUrl = $url . '?p=' . ($pager->getCurrentPage() - 1);
         $nextPageUrl = $url . '?p=' . ($pager->getCurrentPage() + 1);
         if ($pager->getCurrentPage() == 2) {
             $previousPageUrl = $url;
         }
     }
     //we have html_entity_decode because somehow manento encodes '&'
     if (!$pager->isFirstPage() && !$pager->isLastPage() && $numPages > 2) {
         $headBlock->addLinkRel('prev', html_entity_decode($previousPageUrl));
         $headBlock->addLinkRel('next', html_entity_decode($nextPageUrl));
     } elseif ($pager->isFirstPage() && $numPages > 1) {
         $headBlock->addLinkRel('next', html_entity_decode($nextPageUrl));
     } elseif ($pager->isLastPage() && $numPages > 1) {
         $headBlock->addLinkRel('prev', html_entity_decode($previousPageUrl));
     }
     return $this;
 }

function postfilter_abbr($formatter, $value, $options)
{
    global $DBInfo;
    $abbrs = array();
    if (!$DBInfo->local_abbr or !$DBInfo->hasPage($DBInfo->local_abbr)) {
        return $value;
    }
    $p = $DBInfo->getPage($DBInfo->local_abbr);
    $raw = $p->get_raw_body();
    $lines = explode("\n", $raw);
    foreach ($lines as $line) {
        $line = trim($line);
        if ($line[0] == '#' or $line == '') {
            continue;
        }
        $word = strtok($line, ' ');
        $abbrs[$word] = strtok('');
    }
    $dict = new SimpleDict($abbrs);
    $rule = implode('|', array_keys($abbrs));
    $chunks = preg_split('/(<[^>]*>)/', $value, -1, PREG_SPLIT_DELIM_CAPTURE);
    for ($i = 0, $sz = count($chunks); $i < $sz; $i++) {
        if ($chunks[$i][0] == '<') {
            continue;
        }
        $dumm = preg_replace_callback('/\\b(' . $rule . ')\\b/', array($dict, 'get'), $chunks[$i]);
        $chunks[$i] = $dumm;
    }
    return implode('', $chunks);
}

 function get_current_url($no_query_params = false)
 {
     global $post;
     $um_get_option = get_option('um_options');
     $server_name_method = $um_get_option['current_url_method'] ? $um_get_option['current_url_method'] : 'SERVER_NAME';
     $um_port_forwarding_url = isset($um_get_option['um_port_forwarding_url']) ? $um_get_option['um_port_forwarding_url'] : '';
     if (!isset($_SERVER['SERVER_NAME'])) {
         return '';
     }
     if (is_front_page()) {
         $page_url = home_url();
         if (isset($_SERVER['QUERY_STRING']) && trim($_SERVER['QUERY_STRING'])) {
             $page_url .= '?' . $_SERVER['QUERY_STRING'];
         }
     } else {
         $page_url = 'http';
         if (isset($_SERVER["HTTPS"]) && $_SERVER["HTTPS"] == "on") {
             $page_url .= "s";
         }
         $page_url .= "://";
         if ($um_port_forwarding_url == 1 && isset($_SERVER["SERVER_PORT"])) {
             $page_url .= $_SERVER[$server_name_method] . ":" . $_SERVER["SERVER_PORT"] . $_SERVER["REQUEST_URI"];
         } else {
             $page_url .= $_SERVER[$server_name_method] . $_SERVER["REQUEST_URI"];
         }
     }
     if ($no_query_params == true) {
         $page_url = strtok($page_url, '?');
     }
     return apply_filters('um_get_current_page_url', $page_url);
 }

/**
 * Set of functions used with the relation and pdf feature
 */
function PMA_transformation_getOptions($string)
{
    $transform_options = array();
    /* Parse options */
    for ($nextToken = strtok($string, ','); $nextToken !== false; $nextToken = strtok(',')) {
        $trimmed = trim($nextToken);
        if ($trimmed[0] == '\'' && $trimmed[strlen($trimmed) - 1] == '\'') {
            $transform_options[] = substr($trimmed, 1, -1);
        } else {
            if ($trimmed[0] == '\'') {
                $trimmed = ltrim($nextToken);
                while ($nextToken !== false) {
                    $nextToken = strtok(',');
                    $trimmed .= $nextToken;
                    $rtrimmed = rtrim($trimmed);
                    if ($rtrimmed[strlen($rtrimmed) - 1] == '\'') {
                        break;
                    }
                }
                $transform_options[] = substr($rtrimmed, 1, -1);
            } else {
                $transform_options[] = $nextToken;
            }
        }
    }
    // strip possible slashes to behave like documentation says
    $result = array();
    foreach ($transform_options as $val) {
        $result[] = stripslashes($val);
    }
    return $result;
}

 /**
  * Tests the mapping of fields.
  *
  * @param \Drupal\views\ViewExecutable $view
  *   The view to test.
  *
  * @return string
  *   The view rendered as HTML.
  */
 protected function mappedOutputHelper($view)
 {
     $output = $view->preview();
     $rendered_output = \Drupal::service('renderer')->renderRoot($output);
     $this->storeViewPreview($rendered_output);
     $rows = $this->elements->body->div->div->div;
     $data_set = $this->dataSet();
     $count = 0;
     foreach ($rows as $row) {
         $attributes = $row->attributes();
         $class = (string) $attributes['class'][0];
         $this->assertTrue(strpos($class, 'views-row-mapping-test') !== FALSE, 'Make sure that each row has the correct CSS class.');
         foreach ($row->div as $field) {
             // Split up the field-level class, the first part is the mapping name
             // and the second is the field ID.
             $field_attributes = $field->attributes();
             $name = strtok((string) $field_attributes['class'][0], '-');
             $field_id = strtok('-');
             // The expected result is the mapping name and the field value,
             // separated by ':'.
             $expected_result = $name . ':' . $data_set[$count][$field_id];
             $actual_result = (string) $field;
             $this->assertIdentical($expected_result, $actual_result, format_string('The fields were mapped successfully: %name => %field_id', array('%name' => $name, '%field_id' => $field_id)));
         }
         $count++;
     }
     return $rendered_output;
 }

 function writeDbDeleteCheck($sql)
 {
     if (getUserConfig('dbsynchron') != "") {
         //check for delete items to play on sync
         if (substr($sql, 0, 12) == "delete from ") {
             $table = trim(strtok(substr($sql, 12), " "));
             if ($table != "junk_items") {
                 $where = strtok(" ");
                 $where = strtok("");
                 $del = create_db_connection();
                 $del->openselect("select id from " . $table . " where " . $where);
                 $delids = "";
                 while (!$del->eof()) {
                     if ($delids != "") {
                         $delids .= ",";
                     }
                     $delids .= $del->getvalue("id");
                     $del->movenext();
                 }
                 $del = create_db_connection();
                 $del->addnew("junk_items");
                 $del->setvalue("fromtable", $table);
                 $del->setvalue("delid", $delids);
                 $del->setvalue("operation", 3);
                 $del->update();
             }
         }
     }
 }

function &tree($treeStr)
{
    $treeTok = strtok($treeStr, ", ");
    if (!$treeTok || $treeTok == "#") {
        return array();
    }
    $root = treeNode($treeTok, null);
    $result = array(&$root);
    $queue = array(&$root);
    while (count($queue) != 0) {
        $parent =& $queue[0];
        array_shift($queue);
        $treeTok = strtok(", ");
        if ($treeTok && $treeTok != "#") {
            unset($node);
            $node = treeNode($treeTok, $parent["name"]);
            $queue[] =& $node;
            $parent["children"][] =& $node;
        }
        $treeTok = strtok(", ");
        if ($treeTok && $treeTok != "#") {
            unset($node);
            $node = treeNode($treeTok, $parent["name"]);
            $queue[] =& $node;
            $parent["children"][] =& $node;
        }
    }
    return $result;
}

 /**
  * Get the SQL for a "comment" column modifier.
  *
  * @param \Illuminate\Database\Schema\Blueprint  $blueprint
  * @param \Illuminate\Support\Fluent             $column
  * @return string|null
  */
 protected function modifyCollate(IlluminateBlueprint $blueprint, Fluent $column)
 {
     if (!is_null($column->collate)) {
         $characterSet = strtok($column->collate, '_');
         return " character set {$characterSet} collate {$column->collate}";
     }
 }

/**
 * The requested URL path.
 *
 * @return string
 */
function current_path()
{
    static $path;
    if (isset($path)) {
        return $path;
    }
    if (isset($_SERVER['REQUEST_URI'])) {
        // This request is either a clean URL, or 'index.php', or nonsense.
        // Extract the path from REQUEST_URI.
        $request_path = strtok($_SERVER['REQUEST_URI'], '?');
        $base_path_len = strlen(rtrim(dirname($_SERVER['SCRIPT_NAME']), '\\/'));
        // Unescape and strip $base_path prefix, leaving q without a leading slash.
        $path = substr(urldecode($request_path), $base_path_len + 1);
        // If the path equals the script filename, either because 'index.php' was
        // explicitly provided in the URL, or because the server added it to
        // $_SERVER['REQUEST_URI'] even when it wasn't provided in the URL (some
        // versions of Microsoft IIS do this), the front page should be served.
        if ($path == basename($_SERVER['PHP_SELF'])) {
            $path = '';
        }
    } else {
        // This is the front page.
        $path = '';
    }
    // Under certain conditions Apache's RewriteRule directive prepends the value
    // assigned to $_GET['q'] with a slash. Moreover we can always have a trailing
    // slash in place, hence we need to normalize $_GET['q'].
    $path = trim($path, '/');
    return $path;
}

 /**
  * функция определяет ip адрес по глобальному массиву $_SERVER
  * ip адреса проверяются начиная с приоритетного, для определения возможного использования прокси
  * @return ip-адрес
  */
 protected function get_ip()
 {
     $ip = false;
     if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
         $ipa[] = trim(strtok($_SERVER['HTTP_X_FORWARDED_FOR'], ','));
     }
     if (isset($_SERVER['HTTP_CLIENT_IP'])) {
         $ipa[] = $_SERVER['HTTP_CLIENT_IP'];
     }
     if (isset($_SERVER['REMOTE_ADDR'])) {
         $ipa[] = $_SERVER['REMOTE_ADDR'];
     }
     if (isset($_SERVER['HTTP_X_REAL_IP'])) {
         $ipa[] = $_SERVER['HTTP_X_REAL_IP'];
     }
     // проверяем ip-адреса на валидность начиная с приоритетного.
     foreach ($ipa as $ips) {
         //  если ip валидный обрываем цикл, назначаем ip адрес и возвращаем его
         if ($this->is_valid_ip($ips)) {
             $ip = $ips;
             break;
         }
     }
     return $ip;
 }

function tie_vedio()
{
    global $post, $tie_blog;
    $get_meta = get_post_custom($post->ID);
    if (!empty($get_meta["tie_video_self_url"][0])) {
        echo do_shortcode('[video src="' . $get_meta["tie_video_self_url"][0] . '"][/video]');
    } elseif (isset($get_meta["tie_video_url"][0]) && !empty($get_meta["tie_video_url"][0])) {
        $video_url = $get_meta["tie_video_url"][0];
        $video_link = @parse_url($video_url);
        if ($video_link['host'] == 'www.youtube.com' || $video_link['host'] == 'youtube.com') {
            parse_str(@parse_url($video_url, PHP_URL_QUERY), $my_array_of_vars);
            $video = $my_array_of_vars['v'];
            $video_code = '<iframe width="600" height="325" src="http://www.youtube.com/embed/' . $video . '?rel=0&wmode=opaque" frameborder="0" allowfullscreen></iframe>';
        } elseif ($video_link['host'] == 'www.vimeo.com' || $video_link['host'] == 'vimeo.com') {
            $video = (int) substr(@parse_url($video_url, PHP_URL_PATH), 1);
            $video_code = '<iframe width="600" height="325" src="http://player.vimeo.com/video/' . $video . '" width="' . $width . '" height="' . $height . '" frameborder="0" webkitAllowFullScreen mozallowfullscreen allowFullScreen></iframe>';
        } elseif ($video_link['host'] == 'www.youtu.be' || $video_link['host'] == 'youtu.be') {
            $video = substr(@parse_url($video_url, PHP_URL_PATH), 1);
            $video_code = '<iframe width="600" height="325" src="http://www.youtube.com/embed/' . $video . '?rel=0" frameborder="0" allowfullscreen></iframe>';
        } elseif ($video_link['host'] == 'www.dailymotion.com' || $video_link['host'] == 'dailymotion.com') {
            $video = substr(@parse_url($video_url, PHP_URL_PATH), 7);
            $video_id = strtok($video, '_');
            $video_code = '<iframe frameborder="0" width="600" height="325" src="http://www.dailymotion.com/embed/video/' . $video_id . '"></iframe>';
        }
    } elseif (isset($get_meta["tie_embed_code"][0])) {
        $embed_code = $get_meta["tie_embed_code"][0];
        $video_code = htmlspecialchars_decode($embed_code);
    }
    if (isset($video_code)) {
        echo $video_code;
    }
}

 public function SampleFunction($a, $b = NULL)
 {
     if ($a === $b) {
         bar();
     } elseif ($a > $b) {
         $foo->bar($arg1);
     } else {
         BazClass::bar($arg2, $arg3);
     }
     if (!$b) {
         echo $c;
     }
     if (!strtok($b)) {
         echo $d;
     }
     if (!isset($b)) {
         echo $d;
     }
     if (!($var === $b)) {
         echo $c;
     }
     $variable_name = 'foo';
     $_fn = function () {
     };
 }