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81 lines
3.5 KiB
PHP
81 lines
3.5 KiB
PHP
<?PHP // $Id$
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function resource_upgrade($oldversion) {
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// This function does anything necessary to upgrade
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// older versions to match current functionality
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global $CFG ;
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if ($oldversion < 2004013101) {
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modify_database("", "INSERT INTO prefix_log_display VALUES ('resource', 'update', 'resource', 'name');");
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modify_database("", "INSERT INTO prefix_log_display VALUES ('resource', 'add', 'resource', 'name');");
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}
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if ($oldversion < 2004071000) {
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table_column("resource", "", "popup", "text", "", "", "", "", "alltext");
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if ($resources = get_records_select("resource", "type='3' OR type='5'", "", "id, alltext")) {
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foreach ($resources as $resource) {
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$resource->popup = addslashes($resource->alltext);
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$resource->alltext = "";
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if (!update_record("resource", $resource)) {
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notify("Error updating popup field for resource id = $resource->id");
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}
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}
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}
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require_once("$CFG->dirroot/course/lib.php");
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rebuild_course_cache();
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}
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if ($oldversion < 2004071300) {
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table_column("resource", "", "options", "varchar", "255", "", "", "", "popup");
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}
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if ($oldversion < 2004071303) {
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table_column("resource", "type", "type", "varchar", "30", "", "", "", "");
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modify_database("", "UPDATE prefix_resource SET type='reference' WHERE type='1';");
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modify_database("", "UPDATE prefix_resource SET type='url', options='frame' WHERE type='2';");
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modify_database("", "UPDATE prefix_resource SET type='file' WHERE type='3';");
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modify_database("", "UPDATE prefix_resource SET type='text', options='0' WHERE type='4';");
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modify_database("", "UPDATE prefix_resource SET type='url' WHERE type='5';");
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modify_database("", "UPDATE prefix_resource SET type='html' WHERE type='6';");
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modify_database("", "UPDATE prefix_resource SET type='program' WHERE type='7';");
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modify_database("", "UPDATE prefix_resource SET type='text', options='3' WHERE type='8';");
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modify_database("", "UPDATE prefix_resource SET type='directory' WHERE type='9';");
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}
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if ($oldversion < 2004072600) {
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modify_database("", "UPDATE prefix_resource SET type='file' WHERE type='url';");
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modify_database("", "UPDATE prefix_resource SET type='file' WHERE type='program';");
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}
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if ($oldversion < 2004073000) {
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/// Make sure the "frame" flag is turned on for things that can support it (for a smooth upgrade)
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require_once("$CFG->dirroot/files/mimetypes.php");
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if ($resources = get_records_select('resource', "type = 'file' AND options = '' AND popup = ''")) {
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foreach ($resources as $resource) {
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$mimetype = mimeinfo("type", $resource->reference);
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$embedded = false;
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if (in_array($mimetype, array('image/gif','image/jpeg','image/png'))
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or (substr($mimetype, 0, 10) == "video/x-ms")
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or ($mimetype == "audio/mp3")
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or ($mimetype == "video/quicktime")) {
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$embedded = true;
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}
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if (!$embedded) { /// Make sure it's in a frame
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$newresource->id = $resource->id;
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$newresource->options = 'frame';
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update_record('resource', $newresource);
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}
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}
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}
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rebuild_course_cache();
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}
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return true;
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}
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?>
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