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Forum: Fix export/import of attachments
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See: https://mantis.ilias.de/view.php?id=43584
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@mjansenDatabay
mjansenDatabay committed Jan 15, 2025
1 parent 744eca6 commit 9385666
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Showing 2 changed files with 102 additions and 85 deletions.
5 changes: 4 additions & 1 deletion components/ILIAS/Forum/classes/class.ilForumExporter.php
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Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,10 @@ public function getXmlRepresentation(string $a_entity, string $a_schema_version,
$writer = new ilForumXMLWriter();
$writer->setForumId((int) $a_id);
ilFileUtils::makeDirParents($this->getAbsoluteExportDirectory());
$writer->setFileTargetDirectories($this->getRelativeExportDirectory(), $this->getAbsoluteExportDirectory());
$writer->setFileTargetDirectories(
$this->exp->getExportDirInContainer(),
$this->getAbsoluteExportDirectory()
);
$writer->start();
$xml .= $writer->getXML();
}
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182 changes: 98 additions & 84 deletions components/ILIAS/Forum/classes/class.ilForumXMLWriter.php
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Original file line number Diff line number Diff line change
Expand Up @@ -30,9 +30,11 @@
*/
class ilForumXMLWriter extends ilXmlWriter
{
private const LEGACY_RESOURCE_SUB_DIRECTORY = 'expDir_1';

public ?int $forum_id = 0;
private ?string $target_dir_relative = null;
private ?string $target_dir_absolute = null;
private ?string $relative_component_path = null;
private ?string $absolute_root_export_path = null;

private readonly \ILIAS\Style\Content\DomainService $content_style_domain;

Expand All @@ -57,16 +59,28 @@ public function setForumId(int $id): void

public function setFileTargetDirectories(string $a_rel, string $a_abs): void
{
$this->target_dir_relative = $a_rel;
$this->target_dir_absolute = $a_abs;
$path = str_replace('\\', '/', $a_rel);
$segments = explode('/', $path);
array_shift($segments);
$a_rel = implode('/', $segments);

$this->relative_component_path = $a_rel;
$this->absolute_root_export_path = rtrim($a_abs, '/');
}

public function getComponentPath(): string
{
return $this->absolute_root_export_path . '/' . $this->relative_component_path;
}

public function start(): bool
{
global $DIC;
$ilDB = $DIC->database();

ilFileUtils::makeDir($this->target_dir_absolute . "/objects");
ilFileUtils::makeDirParents($this->getComponentPath());
ilFileUtils::makeDir($this->getComponentPath() . '/' . self::LEGACY_RESOURCE_SUB_DIRECTORY);
ilFileUtils::makeDir($this->getComponentPath() . '/' . self::LEGACY_RESOURCE_SUB_DIRECTORY . '/objects');

$query_frm = '
SELECT *
Expand All @@ -80,58 +94,58 @@ public function start(): bool
$res = $ilDB->query($query_frm);
$row = $ilDB->fetchObject($res);

$style = $this->content_style_domain->styleForObjId((int) (int) $row->obj_id);
$style = $this->content_style_domain->styleForObjId((int) $row->obj_id);
$attributes = [
'Style' => $style->getStyleId()
];

$this->xmlStartTag("Forum", $attributes);

$this->xmlElement("Id", null, (int) $row->top_pk);
$this->xmlElement("ObjId", null, (int) $row->obj_id);
$this->xmlElement("Title", null, $row->title);
$this->xmlElement("Description", null, $row->description);
$this->xmlElement("DefaultView", null, (int) $row->default_view);
$this->xmlElement("Pseudonyms", null, (int) $row->anonymized);
$this->xmlElement("Statistics", null, (int) $row->statistics_enabled);
$this->xmlElement("ThreadRatings", null, (int) $row->thread_rating);
$this->xmlElement("MarkModeratorPosts", null, (int) $row->mark_mod_posts);
$this->xmlElement("PostingActivation", null, (int) $row->post_activation);
$this->xmlElement("PresetSubject", null, (int) $row->preset_subject);
$this->xmlElement("PresetRe", null, (int) $row->add_re_subject);
$this->xmlElement("NotificationType", null, $row->notification_type);
$this->xmlElement("NotificationEvents", null, (int) $row->interested_events);
$this->xmlElement("ForceNotification", null, (int) $row->admin_force_noti);
$this->xmlElement("ToggleNotification", null, (int) $row->user_toggle_noti);
$this->xmlElement("LastPost", null, $row->top_last_post);
$this->xmlElement("Moderator", null, (int) $row->top_mods);
$this->xmlElement("CreateDate", null, $row->top_date);
$this->xmlElement("UpdateDate", null, $row->top_update);
$this->xmlElement("FileUpload", null, (int) $row->file_upload_allowed);
$this->xmlElement("UpdateUserId", null, $row->update_user);
$this->xmlElement("UserId", null, (int) $row->top_usr_id);

$query_thr = "SELECT frm_threads.* " .
" FROM frm_threads " .
" INNER JOIN frm_data ON top_pk = thr_top_fk " .
$this->xmlStartTag('Forum', $attributes);

$this->xmlElement('Id', null, (int) $row->top_pk);
$this->xmlElement('ObjId', null, (int) $row->obj_id);
$this->xmlElement('Title', null, $row->title);
$this->xmlElement('Description', null, $row->description);
$this->xmlElement('DefaultView', null, (int) $row->default_view);
$this->xmlElement('Pseudonyms', null, (int) $row->anonymized);
$this->xmlElement('Statistics', null, (int) $row->statistics_enabled);
$this->xmlElement('ThreadRatings', null, (int) $row->thread_rating);
$this->xmlElement('MarkModeratorPosts', null, (int) $row->mark_mod_posts);
$this->xmlElement('PostingActivation', null, (int) $row->post_activation);
$this->xmlElement('PresetSubject', null, (int) $row->preset_subject);
$this->xmlElement('PresetRe', null, (int) $row->add_re_subject);
$this->xmlElement('NotificationType', null, $row->notification_type);
$this->xmlElement('NotificationEvents', null, (int) $row->interested_events);
$this->xmlElement('ForceNotification', null, (int) $row->admin_force_noti);
$this->xmlElement('ToggleNotification', null, (int) $row->user_toggle_noti);
$this->xmlElement('LastPost', null, $row->top_last_post);
$this->xmlElement('Moderator', null, (int) $row->top_mods);
$this->xmlElement('CreateDate', null, $row->top_date);
$this->xmlElement('UpdateDate', null, $row->top_update);
$this->xmlElement('FileUpload', null, (int) $row->file_upload_allowed);
$this->xmlElement('UpdateUserId', null, $row->update_user);
$this->xmlElement('UserId', null, (int) $row->top_usr_id);

$query_thr = 'SELECT frm_threads.* ' .
' FROM frm_threads ' .
' INNER JOIN frm_data ON top_pk = thr_top_fk ' .
'WHERE top_frm_fk = ' . $ilDB->quote($this->forum_id, 'integer');

$res = $ilDB->query($query_thr);

while ($row = $ilDB->fetchObject($res)) {
$this->xmlStartTag("Thread");

$this->xmlElement("Id", null, (int) $row->thr_pk);
$this->xmlElement("Subject", null, $row->thr_subject);
$this->xmlElement("UserId", null, (int) $row->thr_display_user_id);
$this->xmlElement("AuthorId", null, (int) $row->thr_author_id);
$this->xmlElement("Alias", null, $row->thr_usr_alias);
$this->xmlElement("LastPost", null, $row->thr_last_post);
$this->xmlElement("CreateDate", null, $row->thr_date);
$this->xmlElement("UpdateDate", null, $row->thr_date);
$this->xmlElement("ImportName", null, $row->import_name);
$this->xmlElement("Sticky", null, (int) $row->is_sticky);
$this->xmlElement("Closed", null, (int) $row->is_closed);
$this->xmlStartTag('Thread');

$this->xmlElement('Id', null, (int) $row->thr_pk);
$this->xmlElement('Subject', null, $row->thr_subject);
$this->xmlElement('UserId', null, (int) $row->thr_display_user_id);
$this->xmlElement('AuthorId', null, (int) $row->thr_author_id);
$this->xmlElement('Alias', null, $row->thr_usr_alias);
$this->xmlElement('LastPost', null, $row->thr_last_post);
$this->xmlElement('CreateDate', null, $row->thr_date);
$this->xmlElement('UpdateDate', null, $row->thr_date);
$this->xmlElement('ImportName', null, $row->import_name);
$this->xmlElement('Sticky', null, (int) $row->is_sticky);
$this->xmlElement('Closed', null, (int) $row->is_closed);

$query = 'SELECT frm_posts.*, frm_posts_tree.*
FROM frm_posts
Expand All @@ -140,82 +154,82 @@ public function start(): bool
INNER JOIN frm_posts_tree
ON pos_fk = pos_pk
WHERE pos_thr_fk = ' . $ilDB->quote($row->thr_pk, 'integer') . ' ';
$query .= " ORDER BY frm_posts_tree.lft ASC";
$query .= ' ORDER BY frm_posts_tree.lft ASC';
$resPosts = $ilDB->query($query);

while ($rowPost = $ilDB->fetchObject($resPosts)) {
$this->xmlStartTag("Post");
$this->xmlElement("Id", null, (int) $rowPost->pos_pk);
$this->xmlElement("UserId", null, (int) $rowPost->pos_display_user_id);
$this->xmlElement("AuthorId", null, (int) $rowPost->pos_author_id);
$this->xmlElement("Alias", null, $rowPost->pos_usr_alias);
$this->xmlElement("Subject", null, $rowPost->pos_subject);
$this->xmlElement("CreateDate", null, $rowPost->pos_date);
$this->xmlElement("UpdateDate", null, $rowPost->pos_update);
$this->xmlElement("UpdateUserId", null, (int) $rowPost->update_user);
$this->xmlElement("Censorship", null, (int) $rowPost->pos_cens);
$this->xmlElement("CensorshipMessage", null, $rowPost->pos_cens_com);
$this->xmlElement("Notification", null, $rowPost->notify);
$this->xmlElement("ImportName", null, $rowPost->import_name);
$this->xmlElement("Status", null, (int) $rowPost->pos_status);
$this->xmlElement("Message", null, ilRTE::_replaceMediaObjectImageSrc($rowPost->pos_message, 0));
$this->xmlStartTag('Post');
$this->xmlElement('Id', null, (int) $rowPost->pos_pk);
$this->xmlElement('UserId', null, (int) $rowPost->pos_display_user_id);
$this->xmlElement('AuthorId', null, (int) $rowPost->pos_author_id);
$this->xmlElement('Alias', null, $rowPost->pos_usr_alias);
$this->xmlElement('Subject', null, $rowPost->pos_subject);
$this->xmlElement('CreateDate', null, $rowPost->pos_date);
$this->xmlElement('UpdateDate', null, $rowPost->pos_update);
$this->xmlElement('UpdateUserId', null, (int) $rowPost->update_user);
$this->xmlElement('Censorship', null, (int) $rowPost->pos_cens);
$this->xmlElement('CensorshipMessage', null, $rowPost->pos_cens_com);
$this->xmlElement('Notification', null, $rowPost->notify);
$this->xmlElement('ImportName', null, $rowPost->import_name);
$this->xmlElement('Status', null, (int) $rowPost->pos_status);
$this->xmlElement('Message', null, ilRTE::_replaceMediaObjectImageSrc($rowPost->pos_message, 0));

if ($rowPost->is_author_moderator === null) {
$is_moderator_string = 'NULL';
} else {
$is_moderator_string = (string) $rowPost->is_author_moderator;
}

$this->xmlElement("isAuthorModerator", null, $is_moderator_string);
$this->xmlElement('isAuthorModerator', null, $is_moderator_string);

$media_exists = false;
$mobs = ilObjMediaObject::_getMobsOfObject('frm:html', (int) $rowPost->pos_pk);
foreach ($mobs as $mob) {
$moblabel = "il_" . IL_INST_ID . "_mob_" . $mob;
$moblabel = 'il_' . IL_INST_ID . '_mob_' . $mob;
if (ilObjMediaObject::_exists($mob)) {
if (!$media_exists) {
$this->xmlStartTag("MessageMediaObjects");
$this->xmlStartTag('MessageMediaObjects');
$media_exists = true;
}

$mob_obj = new ilObjMediaObject($mob);
$imgattrs = [
"label" => $moblabel,
"uri" => $this->target_dir_relative . "/objects/" . "il_" . IL_INST_ID . "_mob_" . $mob . "/" . $mob_obj->getTitle()
'label' => $moblabel,
'uri' => $this->relative_component_path . '/' . self::LEGACY_RESOURCE_SUB_DIRECTORY . '/objects/' . 'il_' . IL_INST_ID . '_mob_' . $mob . '/' . $mob_obj->getTitle()
];

$this->xmlElement("MediaObject", $imgattrs, null);
$mob_obj->exportFiles($this->target_dir_absolute);
$this->xmlElement('MediaObject', $imgattrs, null);
$mob_obj->exportFiles($this->getComponentPath() . '/' . self::LEGACY_RESOURCE_SUB_DIRECTORY);
}
}
if ($media_exists) {
$this->xmlEndTag("MessageMediaObjects");
$this->xmlEndTag('MessageMediaObjects');
}

$this->xmlElement("Lft", null, (int) $rowPost->lft);
$this->xmlElement("Rgt", null, (int) $rowPost->rgt);
$this->xmlElement("Depth", null, (int) $rowPost->depth);
$this->xmlElement("ParentId", null, (int) $rowPost->parent_pos);
$this->xmlElement('Lft', null, (int) $rowPost->lft);
$this->xmlElement('Rgt', null, (int) $rowPost->rgt);
$this->xmlElement('Depth', null, (int) $rowPost->depth);
$this->xmlElement('ParentId', null, (int) $rowPost->parent_pos);

$tmp_file_obj = new ilFileDataForum(
(int) $this->forum_id,
(int) $rowPost->pos_pk
);

foreach ($tmp_file_obj->getFilesOfPost() as $file) {
$this->xmlStartTag("Attachment");
copy($file['path'], $this->target_dir_absolute . "/" . basename($file['name']));
$content = $this->target_dir_relative . "/" . basename($file['name']);
$this->xmlElement("Content", null, $content);
$this->xmlStartTag('Attachment');
copy($file['path'], $this->getComponentPath() . '/' . self::LEGACY_RESOURCE_SUB_DIRECTORY . '/' . basename($file['name']));
$relative_path = $this->relative_component_path . '/' . self::LEGACY_RESOURCE_SUB_DIRECTORY . '/' . basename($file['name']);
$this->xmlElement('Content', null, $relative_path);

$this->xmlEndTag("Attachment");
$this->xmlEndTag('Attachment');
}

$this->xmlEndTag("Post");
$this->xmlEndTag('Post');
}
$this->xmlEndTag("Thread");
$this->xmlEndTag('Thread');
}
$this->xmlEndTag("Forum");
$this->xmlEndTag('Forum');

return true;
}
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