ILIAS  release_6 Revision v6.24-5-g0c8bfefb3b8
class.ilDataCollectionExporter.php
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1<?php
2
10{
11
15 protected $ds;
19 protected $db;
20
21
22 public function init()
23 {
24 global $DIC;
25 $ilDB = $DIC['ilDB'];
26 $this->ds = new ilDataCollectionDataSet();
27 $this->ds->setDSPrefix('ds');
28 $this->db = $ilDB;
29 }
30
31
37 public function getValidSchemaVersions($a_entity)
38 {
39 return array(
40 '4.5.0' => array(
41 'namespace' => 'http://www.ilias.de/Modules/DataCollection/dcl/4_5',
42 'xsd_file" => "ilias_dcl_4_5.xsd',
43 'uses_dataset' => true,
44 'min' => '4.5.0',
45 'max' => '',
46 ),
47 );
48 }
49
50
51 public function getXmlRepresentation($a_entity, $a_schema_version, $a_id)
52 {
54 $this->ds->setExportDirectories($this->dir_relative, $this->dir_absolute);
55
56 return $this->ds->getXmlRepresentation($a_entity, $a_schema_version, $a_id, '', true, true);
57 }
58
59
70 public function getXmlExportHeadDependencies($a_entity, $a_target_release, $a_ids)
71 {
72 $dependencies = array(
74 'component' => 'Modules/File',
75 'entity' => 'file',
76 'ids' => array(),
77 ),
79 'component' => 'Services/MediaObjects',
80 'entity' => 'mob',
81 'ids' => array(),
82 ),
83 );
84
85 // Direct SQL query is faster than looping over objects
86 foreach ($a_ids as $dcl_obj_id) {
87 $sql = "SELECT stloc2.value AS ext_id, f." . $this->db->quoteIdentifier('datatype_id') . " FROM il_dcl_stloc2_value AS stloc2 "
88 . "INNER JOIN il_dcl_record_field AS rf ON (rf." . $this->db->quoteIdentifier('id') . " = stloc2." . $this->db->quoteIdentifier('record_field_id') . ") "
89 . "INNER JOIN il_dcl_field AS f ON (rf." . $this->db->quoteIdentifier('field_id') . " = f." . $this->db->quoteIdentifier('id') . ") " . "INNER JOIN il_dcl_table AS t ON (t."
90 . $this->db->quoteIdentifier('id') . " = f." . $this->db->quoteIdentifier('table_id') . ") "
91 . "WHERE t." . $this->db->quoteIdentifier('obj_id') . " = " . $this->db->quote($dcl_obj_id, 'integer') . " " . "AND f.datatype_id IN ("
92 . implode(',', array_keys($dependencies)) . ") AND stloc2." . $this->db->quoteIdentifier('value') . " IS NOT NULL";
93 $set = $this->db->query($sql);
94 while ($rec = $this->db->fetchObject($set)) {
95 $dependencies[$rec->datatype_id]['ids'][] = (int) $rec->ext_id;
96 }
97 }
98
99 // Return external dependencies/IDs if there are any
100 $return = array();
101 if (count($dependencies[ilDclDatatype::INPUTFORMAT_FILE]['ids'])) {
102 $return[] = $dependencies[ilDclDatatype::INPUTFORMAT_FILE];
103 }
104 if (count($dependencies[ilDclDatatype::INPUTFORMAT_MOB]['ids'])) {
105 $return[] = $dependencies[ilDclDatatype::INPUTFORMAT_MOB];
106 }
107
108 return $return;
109 }
110
111
119 public function getXmlExportTailDependencies($a_entity, $a_target_release, $a_ids)
120 {
121 $page_object_ids = array();
122 foreach ($a_ids as $dcl_obj_id) {
123 // If a DCL table has a detail view, we need to export the associated page objects!
124 $sql = "SELECT page_id FROM page_object "
125 . "WHERE parent_type = " . $this->db->quote('dclf', 'text') . " AND parent_id = " . $this->db->quote($dcl_obj_id, 'integer');
126 $set = $this->db->query($sql);
127 while ($rec = $this->db->fetchObject($set)) {
128 $page_object_ids[] = "dclf:" . $rec->page_id;
129 }
130 }
131 if (count($page_object_ids)) {
132 return array(
133 array(
134 'component' => 'Services/COPage',
135 'entity' => 'pg',
136 'ids' => $page_object_ids,
137 ),
138 );
139 }
140
141 return array();
142 }
143}
An exception for terminatinating execution or to throw for unit testing.
DataCollection dataset class.
Class ilDataCollectionExporter.
getXmlExportTailDependencies($a_entity, $a_target_release, $a_ids)
getXmlExportHeadDependencies($a_entity, $a_target_release, $a_ids)
MOB/File fieldtypes objects are head dependencies They must be exported and imported first,...
getXmlRepresentation($a_entity, $a_schema_version, $a_id)
Get xml representation.
static makeDirParents($a_dir)
Create a new directory and all parent directories.
Xml Exporter class.
getAbsoluteExportDirectory()
Get absolute export directory.
global $ilDB
$DIC
Definition: xapitoken.php:46