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140b7eb5db
print_log() takes care of it! Bug 3853. (http://moodle.org/bugs/bug.php?op=show&bugid=3853) Merged from MOODLE_15_STABLE
403 lines
16 KiB
PHP
403 lines
16 KiB
PHP
<?php //$Id$
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//This php script contains all the stuff to backup/restore
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//survey mods
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//This is the "graphical" structure of the survey mod:
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// --------------------
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// survey | survey_questions |
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// (CL,pk->id) |(CL,pk->id,?????) |
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// | --------------------
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// |
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// -----------------------------------
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// | |
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// survey_analysis survey_answers
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// (UL,pk->id, fk->survey) (UL,pk->id, fk->survey)
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//
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// Meaning: pk->primary key field of the table
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// fk->foreign key to link with parent
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// nt->nested field (recursive data)
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// CL->course level info
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// UL->user level info
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// files->table may have files)
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//
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//-----------------------------------------------------------
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function survey_restore_mods($mod,$restore) {
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global $CFG,$db;
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$status = true;
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//Get record from backup_ids
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$data = backup_getid($restore->backup_unique_code,$mod->modtype,$mod->id);
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if ($data) {
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//Now get completed xmlized object
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$info = $data->info;
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//traverse_xmlize($info); //Debug
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//print_object ($GLOBALS['traverse_array']); //Debug
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//$GLOBALS['traverse_array']=""; //Debug
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//Now, build the SURVEY record structure
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$survey->course = $restore->course_id;
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$survey->template = backup_todb($info['MOD']['#']['TEMPLATE']['0']['#']);
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$survey->days = backup_todb($info['MOD']['#']['DAYS']['0']['#']);
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$survey->timecreated = backup_todb($info['MOD']['#']['TIMECREATED']['0']['#']);
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$survey->timemodified = backup_todb($info['MOD']['#']['TIMEMODIFIED']['0']['#']);
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$survey->name = backup_todb($info['MOD']['#']['NAME']['0']['#']);
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$survey->intro = backup_todb($info['MOD']['#']['INTRO']['0']['#']);
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$survey->questions = backup_todb($info['MOD']['#']['QUESTIONS']['0']['#']);
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//The structure is equal to the db, so insert the survey
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$newid = insert_record ("survey",$survey);
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//Do some output
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echo "<li>".get_string("modulename","survey")." \"".format_string(stripslashes($survey->name),true)."\"</li>";
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backup_flush(300);
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if ($newid) {
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//We have the newid, update backup_ids
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backup_putid($restore->backup_unique_code,$mod->modtype,
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$mod->id, $newid);
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//Now check if want to restore user data and do it.
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if ($restore->mods['survey']->userinfo) {
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//Restore survey_answers
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$status = survey_answers_restore_mods ($newid,$info,$restore);
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//Restore survey_analysis
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if ($status) {
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$status = survey_analysis_restore_mods ($newid,$info,$restore);
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}
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}
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} else {
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$status = false;
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}
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} else {
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$status = false;
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}
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return $status;
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}
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//This function restores the survey_answers
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function survey_answers_restore_mods($survey_id,$info,$restore) {
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global $CFG;
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$status = true;
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//Get the answers array
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$answers = $info['MOD']['#']['ANSWERS']['0']['#']['ANSWER'];
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//Iterate over answers
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for($i = 0; $i < sizeof($answers); $i++) {
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$sub_info = $answers[$i];
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//traverse_xmlize($sub_info); //Debug
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//print_object ($GLOBALS['traverse_array']); //Debug
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//$GLOBALS['traverse_array']=""; //Debug
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//We'll need this later!!
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$oldid = backup_todb($sub_info['#']['ID']['0']['#']);
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$olduserid = backup_todb($sub_info['#']['USERID']['0']['#']);
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//Now, build the SURVEY_ANSWERS record structure
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$answer->survey = $survey_id;
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$answer->userid = backup_todb($sub_info['#']['USERID']['0']['#']);
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$answer->question = backup_todb($sub_info['#']['QUESTION']['0']['#']);
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$answer->time = backup_todb($sub_info['#']['TIME']['0']['#']);
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$answer->answer1 = backup_todb($sub_info['#']['ANSWER1']['0']['#']);
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$answer->answer2 = backup_todb($sub_info['#']['ANSWER2']['0']['#']);
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//We have to recode the userid field
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$user = backup_getid($restore->backup_unique_code,"user",$answer->userid);
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if ($user) {
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$answer->userid = $user->new_id;
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}
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//The structure is equal to the db, so insert the survey_answers
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$newid = insert_record ("survey_answers",$answer);
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//Do some output
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if (($i+1) % 50 == 0) {
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echo ".";
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if (($i+1) % 1000 == 0) {
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echo "<br />";
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}
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backup_flush(300);
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}
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if ($newid) {
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//We have the newid, update backup_ids
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backup_putid($restore->backup_unique_code,"survey_answers",$oldid,
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$newid);
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} else {
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$status = false;
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}
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}
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return $status;
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}
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//This function restores the survey_analysis
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function survey_analysis_restore_mods($survey_id,$info,$restore) {
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global $CFG;
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$status = true;
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//Get the analysis array
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$analysis = $info['MOD']['#']['ANALYSIS']['0']['#']['ANALYS'];
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//Iterate over analysis
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for($i = 0; $i < sizeof($analysis); $i++) {
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$sub_info = $analysis[$i];
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//traverse_xmlize($sub_info); //Debug
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//print_object ($GLOBALS['traverse_array']); //Debug
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//$GLOBALS['traverse_array']=""; //Debug
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//We'll need this later!!
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$oldid = backup_todb($sub_info['#']['ID']['0']['#']);
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$olduserid = backup_todb($sub_info['#']['USERID']['0']['#']);
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//Now, build the SURVEY_ANALYSIS record structure
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$analys->survey = $survey_id;
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$analys->userid = backup_todb($sub_info['#']['USERID']['0']['#']);
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$analys->notes = backup_todb($sub_info['#']['NOTES']['0']['#']);
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//We have to recode the userid field
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$user = backup_getid($restore->backup_unique_code,"user",$analys->userid);
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if ($user) {
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$analys->userid = $user->new_id;
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}
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//The structure is equal to the db, so insert the survey_analysis
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$newid = insert_record ("survey_analysis",$analys);
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//Do some output
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if (($i+1) % 50 == 0) {
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echo ".";
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if (($i+1) % 1000 == 0) {
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echo "<br />";
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}
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backup_flush(300);
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}
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if ($newid) {
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//We have the newid, update backup_ids
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backup_putid($restore->backup_unique_code,"survey_analysis",$oldid,
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$newid);
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} else {
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$status = false;
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}
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}
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return $status;
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}
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//Return a content decoded to support interactivities linking. Every module
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//should have its own. They are called automatically from
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//servey_decode_content_links_caller() function in each module
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//in the restore process
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function servey_decode_content_links ($content,$restore) {
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global $CFG;
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$result = $content;
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//Link to the list of serveys
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$searchstring='/\$@(SURVEYINDEX)\*([0-9]+)@\$/';
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//We look for it
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preg_match_all($searchstring,$content,$foundset);
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//If found, then we are going to look for its new id (in backup tables)
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if ($foundset[0]) {
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//print_object($foundset); //Debug
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//Iterate over foundset[2]. They are the old_ids
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foreach($foundset[2] as $old_id) {
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//We get the needed variables here (course id)
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$rec = backup_getid($restore->backup_unique_code,"course",$old_id);
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//Personalize the searchstring
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$searchstring='/\$@(SURVEYINDEX)\*('.$old_id.')@\$/';
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//If it is a link to this course, update the link to its new location
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if($rec->new_id) {
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//Now replace it
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$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/servey/index.php?id='.$rec->new_id,$result);
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} else {
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//It's a foreign link so leave it as original
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$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/servey/index.php?id='.$old_id,$result);
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}
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}
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}
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//Link to servey view by moduleid
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$searchstring='/\$@(SURVEYVIEWBYID)\*([0-9]+)@\$/';
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//We look for it
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preg_match_all($searchstring,$result,$foundset);
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//If found, then we are going to look for its new id (in backup tables)
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if ($foundset[0]) {
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//print_object($foundset); //Debug
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//Iterate over foundset[2]. They are the old_ids
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foreach($foundset[2] as $old_id) {
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//We get the needed variables here (course_modules id)
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$rec = backup_getid($restore->backup_unique_code,"course_modules",$old_id);
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//Personalize the searchstring
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$searchstring='/\$@(SURVEYVIEWBYID)\*('.$old_id.')@\$/';
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//If it is a link to this course, update the link to its new location
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if($rec->new_id) {
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//Now replace it
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$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/servey/view.php?id='.$rec->new_id,$result);
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} else {
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//It's a foreign link so leave it as original
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$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/servey/view.php?id='.$old_id,$result);
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}
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}
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}
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return $result;
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}
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//This function makes all the necessary calls to xxxx_decode_content_links()
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//function in each module, passing them the desired contents to be decoded
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//from backup format to destination site/course in order to mantain inter-activities
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//working in the backup/restore process. It's called from restore_decode_content_links()
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//function in restore process
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function survey_decode_content_links_caller($restore) {
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global $CFG;
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$status = true;
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if ($surveys = get_records_sql ("SELECT s.id, s.intro
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FROM {$CFG->prefix}survey s
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WHERE s.course = $restore->course_id")) {
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//Iterate over each survey->intro
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$i = 0; //Counter to send some output to the browser to avoid timeouts
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foreach ($surveys as $survey) {
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//Increment counter
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$i++;
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$content = $survey->intro;
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$result = restore_decode_content_links_worker($content,$restore);
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if ($result != $content) {
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//Update record
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$survey->intro = addslashes($result);
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$status = update_record("survey",$survey);
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if ($CFG->debug>7) {
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echo '<br /><hr />'.htmlentities($content).'<br />changed to<br />'.htmlentities($result).'<hr /><br />';
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}
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}
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//Do some output
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if (($i+1) % 5 == 0) {
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echo ".";
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if (($i+1) % 100 == 0) {
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echo "<br />";
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}
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backup_flush(300);
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}
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}
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}
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return $status;
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}
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//This function returns a log record with all the necessay transformations
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//done. It's used by restore_log_module() to restore modules log.
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function survey_restore_logs($restore,$log) {
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$status = false;
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//Depending of the action, we recode different things
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switch ($log->action) {
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case "add":
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if ($log->cmid) {
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//Get the new_id of the module (to recode the info field)
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$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
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if ($mod) {
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$log->url = "view.php?id=".$log->cmid;
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$log->info = $mod->new_id;
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$status = true;
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}
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}
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break;
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case "submit":
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if ($log->cmid) {
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//Get the new_id of the module (to recode the info field)
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$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
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if ($mod) {
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$log->url = "view.php?id=".$log->cmid;
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$log->info = $mod->new_id;
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$status = true;
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}
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}
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break;
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case "update":
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if ($log->cmid) {
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//Get the new_id of the module (to recode the info field)
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$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
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if ($mod) {
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$log->url = "view.php?id=".$log->cmid;
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$log->info = $mod->new_id;
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$status = true;
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}
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}
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break;
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case "view form":
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if ($log->cmid) {
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//Get the new_id of the module (to recode the info field)
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$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
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if ($mod) {
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$log->url = "view.php?id=".$log->cmid;
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$log->info = $mod->new_id;
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$status = true;
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}
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}
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break;
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case "view graph":
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if ($log->cmid) {
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//Get the new_id of the module (to recode the info field)
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$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
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if ($mod) {
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$log->url = "view.php?id=".$log->cmid;
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$log->info = $mod->new_id;
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$status = true;
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}
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}
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break;
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case "view report":
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if ($log->cmid) {
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//Get the new_id of the module (to recode the info field)
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$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
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if ($mod) {
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$log->url = "report.php?id=".$log->cmid;
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$log->info = $mod->new_id;
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$status = true;
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}
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}
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break;
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case "view all":
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$log->url = "index.php?id=".$log->course;
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$status = true;
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break;
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case "download":
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if ($log->cmid) {
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//Get the new_id of the module (to recode the info field)
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$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
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if ($mod) {
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//Rebuild the url, extracting the type (txt, xls)
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$filetype = substr($log->url,-3);
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$log->url = "download.php?id=".$log->cmid."&type=".$filetype;
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$log->info = $mod->new_id;
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$status = true;
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}
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}
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break;
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default:
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echo "action (".$log->module."-".$log->action.") unknow. Not restored<br />"; //Debug
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break;
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}
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if ($status) {
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$status = $log;
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}
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return $status;
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}
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?>
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