/**
* Import entries using our load mapping. See:
* http://wiki.mahara.org/Developer_Area/Import%2f%2fExport/Import%3a_Implementation_Plan#second_pass.3a_load_all_entries_into_mahara_as_per_load_mapping
*/
private function import_from_load_mapping()
{
$this->trace("--------------------------\nimport_from_load_mapping()");
// TODO: do both usedlists as by key instead of by value for faster checks
$usedlist = $loadedentries = array();
uksort($this->loadmapping, create_function('$a, $b', 'return $a["score"] < $b["score"];'));
foreach ($this->loadmapping as $entryid => $strategydata) {
if (in_array($entryid, $usedlist)) {
// TODO: what should we do in this case?
$this->trace("WARNING: {$entryid} has already been imported as part of a previous entry");
continue;
}
if (isset($strategydata['other_required_entries'])) {
foreach ($strategydata['other_required_entries'] as $otherentryid) {
if (in_array($otherentryid, $usedlist)) {
$this->trace("WARNING: {$entryid} has already been imported as part of a previous entry");
continue 2;
}
}
}
$this->trace("Importing {$entryid} using strategy {$strategydata['strategy']} of plugin {$strategydata['artefactplugin']}");
safe_require('artefact', $strategydata['artefactplugin']);
$entry = $this->get_entry_by_id($entryid);
$classname = 'LeapImport' . ucfirst($strategydata['artefactplugin']);
// TODO: this throws ImportException if it can't be imported, need
// to decide if this exception can bubble up or whether it should
// be caught here
$artefactmapping = call_static_method($classname, 'import_using_strategy', $entry, $this, $strategydata['strategy'], $strategydata['other_required_entries']);
if (!is_array($artefactmapping)) {
throw new SystemException("import_from_load_mapping(): {$classname}::import_using_strategy has not return a list");
}
$this->artefactids = array_merge($this->artefactids, $artefactmapping);
$usedlist[] = $entryid;
if (isset($strategydata['other_required_entries'])) {
foreach ($strategydata['other_required_entries'] as $otherentryid) {
$usedlist[] = $otherentryid;
}
}
$loadedentries[] = $entryid;
}
// The internal artefact plugin needs to deal with the <author> tag
// plus persondata for the author.
// Note: I don't feel guilty doing this in this way because a) internal
// artefact plugin is required and b) it's the only one that needs this
// TODO: this should return an artefact mapping so things can create
// links to profile fields, but nothing actually needs it yet
LeapImportInternal::import_author_data($this);
// Now all artefacts are loaded, allow each plugin to load
// relationships for them if they need to
foreach ($loadedentries as $entryid) {
$strategydata = $this->loadmapping[$entryid];
$classname = 'LeapImport' . ucfirst($strategydata['artefactplugin']);
$entry = $this->get_entry_by_id($entryid);
call_static_method($classname, 'setup_relationships', $entry, $this, $strategydata['strategy'], $strategydata['other_required_entries']);
}
}
