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| -rw-r--r-- | engine/lib/export.php | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/engine/lib/export.php b/engine/lib/export.php new file mode 100644 index 000000000..4a39d295f --- /dev/null +++ b/engine/lib/export.php @@ -0,0 +1,97 @@ +<?php + /** + * Elgg Data import export functionality. + * + * @package Elgg + * @subpackage Core + * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2 + * @author Marcus Povey + * @copyright Curverider Ltd 2008 + * @link http://elgg.org/ + */ + + /** + * Export a GUID. + * + * This function exports a GUID and all information related to it in an XML format. + * + * @param int $guid The GUID. + * @return xml + */ + function export($guid) + { + // trigger serialise event + + // serialise resultant object + + /* + XML will look something like this: + + + <elgg> + <elgguser uuid="skdfjslklkjsldkfsdfjs:556"> + <guid>556</guid> + <name>Marcus Povey</name> + + ... + + </elgguser> + <annotation> + <name>Foo</name> + <value>baaaa</value> + </annotation> + <annotation> + <name>Monkey</name> + <value>bibble</value> + </annotation> + + ... + + <metadata> + <name>Foo</name> + <value>baaaa</value> + </metadata> + + ... + + <my_plugin> + + ... + + </my_plugin> + + </elgg> + + */ + + } + + /** + * Import an XML serialisation of an object. + * This will make a best attempt at importing a given xml doc. + * + * @param string $xml + * @return int The new GUID of the object. + */ + function import($xml) + { + // import via object ? + + // import via tag : so you pass a tag "<foo>" and all its contents out and something answers by handling it. + // THis is recursive but bredth first. + + + } + + /** + * Generate a UUID from a given GUID. + * + * @param int $guid The GUID of an object. + */ + function guid_to_uuid($guid) + { + global $CONFIG; + + return md5($CONFIG->wwwroot . ":$guid"); + } +?>
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