silverstripe-dms/code/interface/DMSDocumentInterface.php

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<?php
/**
* Interface for a DMSDocument used in the Document Management System. A DMSDocument is create by storing a File object in an
* instance of the DMSInterface. All write operations on the DMSDocument create a new relation, so we never need to
* explicitly call the write() method on the DMSDocument DataObject
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*/
interface DMSDocumentInterface {
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/**
* Deletes the DMSDocument, its underlying file, as well as any tags related to this DMSDocument.
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* @abstract
* @return null
*/
function delete();
/**
* Associates this DMSDocument with a Page. This method does nothing if the association already exists.
* This could be a simple wrapper around $myDoc->Pages()->add($myPage) to add a has_many relation
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* @abstract
* @param $pageObject Page object to associate this DMSDocument with
* @return null
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*/
function addPage($pageObject);
/**
* Removes the association between this DMSDocument and a Page. This method does nothing if the association does not exist.
* @abstract
* @param $pageObject Page object to remove the association to
* @return mixed
*/
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function removePage($pageObject);
/**
* Returns a list of the Page objects associated with this DMSDocument
* @abstract
* @return DataList
*/
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function getPages();
/**
* Adds a metadata tag to the DMSDocument. The tag has a category and a value.
* Each category can have multiple values by default. So: addTag("fruit","banana") addTag("fruit", "apple") will add two items.
* However, if the third parameter $multiValue is set to 'false', then all updates to a category only ever update a single value. So:
* addTag("fruit","banana") addTag("fruit", "apple") would result in a single metadata tag: fruit->apple.
* Can could be implemented as a key/value store table (although it is more like category/value, because the
* same category can occur multiple times)
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* @abstract
* @param $category String of a metadata category to add (required)
* @param $value String of a metadata value to add (required)
* @param bool $multiValue Boolean that determines if the category is multi-value or single-value (optional)
* @return null
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*/
function addTag($category, $value, $multiValue = true);
/**
* Quick way to add multiple tags to a DMSDocument. This takes a multidimensional array of category/value pairs.
* The array should look like this:
* $twoDimensionalArray = new array(
* array('fruit','banana'),
* array('fruit','apple')
* );
* @abstract
* @param $twoDimensionalArray array containing a list of arrays
* @param bool $multiValue Boolean that determines if the category is multi-value or single-value (optional)
* @return null
*/
function addTags($twoDimensionalArray, $multiValue = true);
/**
* Removes a tag from the DMSDocument. If you only set a category, then all values in that category are deleted.
* If you specify both a category and a value, then only that single category/value pair is deleted.
* Nothing happens if the category or the value do not exist.
* @abstract
* @param $category Category to remove (required)
* @param null $value Value to remove (optional)
* @return null
*/
function removeTag($category, $value = null);
/**
* Deletes all tags associated with this DMSDocument.
* @abstract
* @return null
*/
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function removeAllTags();
/**
* Returns a multi-dimensional array containing all Tags associated with this DMSDocument. The array has the
* following structure:
* $twoDimensionalArray = new array(
* array('fruit','banana'),
* array('fruit','apple')
* );
* @abstract
* @return array Multi-dimensional array of tags
*/
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function getAllTags();
/**
* Returns a link to download this DMSDocument from the DMS store
* @abstract
* @return String
*/
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function downloadLink();
/**
* Hides the DMSDocument, so it does not show up when getByPage($myPage) is called
* (without specifying the $showEmbargoed = true parameter). This is similar to expire, except that this method
* should be used to hide DMSDocuments that have not yet gone live.
* @abstract
* @return null
*/
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function embargo();
/**
* Returns if this is DMSDocument is embargoed.
* @abstract
* @return bool True or False depending on whether this DMSDocument is embargoed
*/
function isEmbargoed();
/**
* Hides the DMSDocument, so it does not show up when getByPage($myPage) is called. Automatically un-hides the
* DMSDocument at a specific date.
* @abstract
* @param $datetime String date time value when this DMSDocument should expire
* @return null
*/
function embargoUntilDate($datetime);
/**
* Clears any previously set embargos, so the DMSDocument always shows up in all queries.
* @abstract
* @return null
*/
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function clearEmbargo();
/**
* Hides the DMSDocument, so it does not show up when getByPage($myPage) is called.
* (without specifying the $showEmbargoed = true parameter). This is similar to embargo, except that it should be
* used to hide DMSDocuments that are no longer useful.
* @abstract
* @return null
*/
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function expire();
/**
* Returns if this is DMSDocument is expired.
* @abstract
* @return bool True or False depending on whether this DMSDocument is expired
*/
function isExpired();
/**
* Hides the DMSDocument at a specific date, so it does not show up when getByPage($myPage) is called.
* @abstract
* @param $datetime String date time value when this DMSDocument should expire
* @return null
*/
function expireAtDate($datetime);
/**
* Clears any previously set expiry.
* @abstract
* @return null
*/
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function clearExpiry();
/*---- FROM HERE ON: optional API features ----*/
/**
* Returns a DataList of all previous Versions of this DMSDocument (check the LastEdited date of each
* object to find the correct one)
* @abstract
* @return DataList List of DMSDocument objects
*/
function getVersions();
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}