/**
* Migrating wiki pages history
*/
function wiki_upgrade_migrate_versions()
{
global $DB, $CFG, $OUTPUT;
upgrade_set_timeout();
require_once $CFG->dirroot . '/mod/wiki/db/migration/lib.php';
$sql = "SELECT po.id as oldpage_id, po.pagename as oldpage_pagename, po.version, po.flags, po.content, po.author, po.userid as oldpage_userid, po.created, po.lastmodified, po.refs, po.meta, po.hits, po.wiki,\n p.id as newpage_id, p.subwikiid, p.title, p.cachedcontent, p.timecreated, p.timemodified as newpage_timemodified, p.timerendered, p.userid as newpage_userid, p.pageviews, p.readonly,\n e.id as entry_id, e.wikiid, e.course as entrycourse, e.groupid, e.userid as entry_userid, e.pagename as entry_pagename, e.timemodified as entry_timemodified,\n w.id as wiki_id, w.course as wiki_course, w.name, w.summary as summary, w.pagename as wiki_pagename, w.wtype, w.ewikiprinttitle, w.htmlmode, w.ewikiacceptbinary, w.disablecamelcase, w.setpageflags, w.strippages, w.removepages, w.revertchanges, w.initialcontent, w.timemodified as wiki_timemodified\n FROM {wiki_pages_old} po LEFT OUTER JOIN {wiki_entries_old} e\n ON e.id = po.wiki\n LEFT OUTER JOIN {wiki} w\n ON w.id = e.wikiid\n LEFT OUTER JOIN {wiki_subwikis} s\n ON e.groupid = s.groupid AND e.wikiid = s.wikiid AND e.userid = s.userid\n LEFT OUTER JOIN {wiki_pages} p\n ON po.pagename = p.title AND p.subwikiid = s.id";
$pagesinfo = $DB->get_recordset_sql($sql, array());
foreach ($pagesinfo as $pageinfo) {
$oldpage = new StdClass();
$oldpage->id = $pageinfo->oldpage_id;
$oldpage->pagename = $pageinfo->oldpage_pagename;
$oldpage->version = $pageinfo->version;
$oldpage->flags = $pageinfo->flags;
$oldpage->content = $pageinfo->content;
$oldpage->author = $pageinfo->author;
$oldpage->userid = $pageinfo->oldpage_userid;
$oldpage->created = $pageinfo->created;
$oldpage->lastmodified = $pageinfo->lastmodified;
$oldpage->refs = $pageinfo->refs;
$oldpage->meta = $pageinfo->meta;
$oldpage->hits = $pageinfo->hits;
$oldpage->wiki = $pageinfo->wiki;
$page = new StdClass();
$page->id = $pageinfo->newpage_id;
$page->subwikiid = $pageinfo->subwikiid;
$page->title = $pageinfo->title;
$page->cachedcontent = $pageinfo->cachedcontent;
$page->timecreated = $pageinfo->timecreated;
$page->timemodified = $pageinfo->newpage_timemodified;
$page->timerendered = $pageinfo->timerendered;
$page->userid = $pageinfo->newpage_userid;
$page->pageviews = $pageinfo->pageviews;
$page->readonly = $pageinfo->readonly;
$entry = new StdClass();
$entry->id = $pageinfo->entry_id;
$entry->wikiid = $pageinfo->wikiid;
$entry->course = $pageinfo->entrycourse;
$entry->groupid = $pageinfo->groupid;
$entry->userid = $pageinfo->entry_userid;
$entry->pagename = $pageinfo->entry_pagename;
$entry->timemodified = $pageinfo->entry_timemodified;
$wiki = new StdClass();
$wiki->id = $pageinfo->wiki_id;
$wiki->course = $pageinfo->wiki_course;
$wiki->name = $pageinfo->name;
$wiki->summary = $pageinfo->summary;
$wiki->pagename = $pageinfo->wiki_pagename;
$wiki->wtype = $pageinfo->wtype;
$wiki->ewikiprinttitle = $pageinfo->ewikiprinttitle;
$wiki->htmlmode = $pageinfo->htmlmode;
$wiki->ewikiacceptbinary = $pageinfo->ewikiacceptbinary;
$wiki->disablecamelcase = $pageinfo->disablecamelcase;
$wiki->setpageflags = $pageinfo->setpageflags;
$wiki->strippages = $pageinfo->strippages;
$wiki->removepages = $pageinfo->removepages;
$wiki->revertchanges = $pageinfo->revertchanges;
$wiki->initialcontent = $pageinfo->initialcontent;
$wiki->timemodified = $pageinfo->wiki_timemodified;
$version = new StdClass();
$version->pageid = $page->id;
$version->content = wiki_ewiki_2_html($entry, $oldpage, $wiki);
$version->contentformat = "html";
$version->version = $oldpage->version;
$version->timecreated = $oldpage->lastmodified;
$version->userid = $oldpage->userid;
if ($version->version == 1) {
// The oldest version of page in moodle 2.0 is 0 which has empty content
// so we need to insert an extra record
try {
$content = $version->content;
$version->version = 0;
$version->content = '';
$DB->insert_record('wiki_versions', $version);
$version->version = 1;
$version->content = $content;
$DB->insert_record('wiki_versions', $version);
} catch (Exception $e) {
echo $OUTPUT->notification('Cannot insert this record, page id: ' . $page->id);
}
} else {
try {
$DB->insert_record('wiki_versions', $version);
} catch (Exception $e) {
echo $OUTPUT->notification('Cannot insert this record, page id: ' . $page->id);
}
}
}
$pagesinfo->close();
}
/**
* Migrating wiki pages history
*/
function wiki_upgrade_migrate_versions()
{
global $DB, $CFG, $OUTPUT;
require_once $CFG->dirroot . '/mod/wiki/db/migration/lib.php';
// need to move the binary data in db
$fs = get_file_storage();
// select all wiki pages history
$sql = "SELECT po.id AS oldpage_id, po.pagename AS oldpage_pagename, po.version, po.flags,\n po.content, po.author, po.userid AS oldpage_userid, po.created, po.lastmodified, po.refs, po.meta, po.hits, po.wiki,\n p.id AS newpage_id, p.subwikiid, p.title, p.cachedcontent, p.timecreated, p.timemodified AS newpage_timemodified,\n p.timerendered, p.userid AS newpage_userid, p.pageviews, p.readonly, e.id AS entry_id, e.wikiid, e.course AS entrycourse,\n e.groupid, e.userid AS entry_userid, e.pagename AS entry_pagename, e.timemodified AS entry_timemodified,\n w.id AS wiki_id, w.course AS wiki_course, w.name, w.summary AS summary, w.pagename AS wiki_pagename, w.wtype,\n w.ewikiprinttitle, w.htmlmode, w.ewikiacceptbinary, w.disablecamelcase, w.setpageflags, w.strippages, w.removepages,\n w.revertchanges, w.initialcontent, w.timemodified AS wiki_timemodified,\n cm.id AS cmid\n FROM {wiki_pages_old} po\n LEFT OUTER JOIN {wiki_entries_old} e ON e.id = po.wiki\n LEFT OUTER JOIN {wiki} w ON w.id = e.wikiid\n LEFT OUTER JOIN {wiki_subwikis} s ON e.groupid = s.groupid AND e.wikiid = s.wikiid AND e.userid = s.userid\n LEFT OUTER JOIN {wiki_pages} p ON po.pagename = p.title AND p.subwikiid = s.id\n JOIN {modules} m ON m.name = 'wiki'\n JOIN {course_modules} cm ON (cm.module = m.id AND cm.instance = w.id)";
$pagesinfo = $DB->get_recordset_sql($sql, array());
foreach ($pagesinfo as $pageinfo) {
upgrade_set_timeout();
$mimetype = ewiki_mime_magic($pageinfo->content);
if (!empty($mimetype)) {
// if mimetype is not empty, means this is a file stored in db
$context = get_context_instance(CONTEXT_MODULE, $pageinfo->cmid);
// clean up file name
$filename = clean_param($pageinfo->oldpage_pagename, PARAM_FILE);
$filerecord = array('contextid' => $context->id, 'component' => 'mod_wiki', 'filearea' => 'attachments', 'itemid' => $pageinfo->subwikiid, 'filepath' => '/', 'filename' => $filename, 'userid' => $pageinfo->oldpage_userid);
if (!$fs->file_exists($context->id, 'mod_wiki', 'attachments', $pageinfo->subwikiid, '/', $pageinfo->pagename)) {
$storedfile = $fs->create_file_from_string($filerecord, $pageinfo->content);
}
// replace page content to a link point to the file
$pageinfo->content = "<a href='@@PLUGINFILE@@/{$filename}'>{$pageinfo->oldpage_pagename}</a>";
}
$oldpage = new StdClass();
$oldpage->id = $pageinfo->oldpage_id;
$oldpage->pagename = $pageinfo->oldpage_pagename;
$oldpage->version = $pageinfo->version;
$oldpage->flags = $pageinfo->flags;
$oldpage->content = $pageinfo->content;
$oldpage->author = $pageinfo->author;
$oldpage->userid = $pageinfo->oldpage_userid;
$oldpage->created = $pageinfo->created;
$oldpage->lastmodified = $pageinfo->lastmodified;
$oldpage->refs = $pageinfo->refs;
$oldpage->meta = $pageinfo->meta;
$oldpage->hits = $pageinfo->hits;
$oldpage->wiki = $pageinfo->wiki;
$page = new StdClass();
$page->id = $pageinfo->newpage_id;
$page->subwikiid = $pageinfo->subwikiid;
$page->title = $pageinfo->title;
$page->cachedcontent = $pageinfo->cachedcontent;
$page->timecreated = $pageinfo->timecreated;
$page->timemodified = $pageinfo->newpage_timemodified;
$page->timerendered = $pageinfo->timerendered;
$page->userid = $pageinfo->newpage_userid;
$page->pageviews = $pageinfo->pageviews;
$page->readonly = $pageinfo->readonly;
$entry = new StdClass();
$entry->id = $pageinfo->entry_id;
$entry->wikiid = $pageinfo->wikiid;
$entry->course = $pageinfo->entrycourse;
$entry->groupid = $pageinfo->groupid;
$entry->userid = $pageinfo->entry_userid;
$entry->pagename = $pageinfo->entry_pagename;
$entry->timemodified = $pageinfo->entry_timemodified;
$wiki = new StdClass();
$wiki->id = $pageinfo->wiki_id;
$wiki->course = $pageinfo->wiki_course;
$wiki->name = $pageinfo->name;
$wiki->summary = $pageinfo->summary;
$wiki->pagename = $pageinfo->wiki_pagename;
$wiki->wtype = $pageinfo->wtype;
$wiki->ewikiprinttitle = $pageinfo->ewikiprinttitle;
$wiki->htmlmode = $pageinfo->htmlmode;
$wiki->ewikiacceptbinary = $pageinfo->ewikiacceptbinary;
$wiki->disablecamelcase = $pageinfo->disablecamelcase;
$wiki->setpageflags = $pageinfo->setpageflags;
$wiki->strippages = $pageinfo->strippages;
$wiki->removepages = $pageinfo->removepages;
$wiki->revertchanges = $pageinfo->revertchanges;
$wiki->initialcontent = $pageinfo->initialcontent;
$wiki->timemodified = $pageinfo->wiki_timemodified;
$version = new StdClass();
$version->pageid = $page->id;
// convert wiki content to html format
$version->content = wiki_ewiki_2_html($entry, $oldpage, $wiki);
$version->contentformat = 'html';
$version->version = $oldpage->version;
$version->timecreated = $oldpage->lastmodified;
$version->userid = $oldpage->userid;
if ($version->version == 1) {
// The oldest version of page in moodle 2.0 is 0 which has empty content
// so we need to insert an extra record
try {
$content = $version->content;
$version->version = 0;
$version->content = '';
$DB->insert_record('wiki_versions', $version);
$version->version = 1;
$version->content = $content;
$DB->insert_record('wiki_versions', $version);
} catch (dml_exception $e) {
debugging($e->getMessage());
}
} else {
try {
$DB->insert_record('wiki_versions', $version);
} catch (dml_exception $e) {
debugging($e->getMessage());
}
}
}
$pagesinfo->close();
}
