我在kaltura中有一个文件名约定{referenceId} _ {flavor name} .mp4。 或者如果你熟悉kaltura然后告诉我slugRegex我可以用于这个支持预编码文件摄取的命名约定
我必须从中提取referenceId和filename。
我正在使用
/(?P)_(?P)[.]\w{3,}/
答案 0 :(得分:4)
var filename = "referenceId_flavor-name.mp4";
var parts = filename.match(/([^_]+)_([^.]+)\.(\w{3})/i);
// parts is an array with 4 elements
// ["referenceId_flavor-name.mp4", "referenceId", "flavor-name", "mp4];
答案 1 :(得分:0)
var file = 'refID_name.mp4',
parts = file.match(/^([^_]+)_(.+)\.mp4/, file);
返回数组:
[
'refID_name.mp4', //the whole match is always match 0
'refID', //sub-match 1
'name' //sub-match 2
]
答案 2 :(得分:0)
/**
* Parse file name according to defined slugRegex and set the extracted parsedSlug and parsedFlavor.
* The following expressions are currently recognized and used:
* - (?P<referenceId>\w+) - will be used as the drop folder file's parsed slug.
* - (?P<flavorName>\w+) - will be used as the drop folder file's parsed flavor.
* - (?P<userId>\[\w\@\.]+) - will be used as the drop folder file entry's parsed user id.
* @return bool true if file name matches the slugRegex or false otherwise
*/
private function parseRegex(DropFolderContentFileHandlerConfig $fileHandlerConfig, $fileName, &$parsedSlug, &$parsedFlavor, &$parsedUserId)
{
$matches = null;
$slugRegex = $fileHandlerConfig->getSlugRegex();
if(is_null($slugRegex) || empty($slugRegex))
{
$slugRegex = self::DEFAULT_SLUG_REGEX;
}
$matchFound = preg_match($slugRegex, $fileName, $matches);
KalturaLog::debug('slug regex: ' . $slugRegex . ' file name:' . $fileName);
if ($matchFound)
{
$parsedSlug = isset($matches[self::REFERENCE_ID_WILDCARD]) ? $matches[self::REFERENCE_ID_WILDCARD] : null;
$parsedFlavor = isset($matches[self::FLAVOR_NAME_WILDCARD]) ? $matches[self::FLAVOR_NAME_WILDCARD] : null;
$parsedUserId = isset($matches[self::USER_ID_WILDCARD]) ? $matches[self::USER_ID_WILDCARD] : null;
KalturaLog::debug('Parsed slug ['.$parsedSlug.'], Parsed flavor ['.$parsedFlavor.'], parsed user id ['. $parsedUserId .']');
}
if(!$parsedSlug)
$matchFound = false;
return $matchFound;
}
是处理正则表达式的代码。我使用/(?P<referenceId>.+)_(?P<flavorName>.+)[.]\w{3,}/
并遵循本教程enter link description here