From: gustav_delius <gustav_delius>
Date: Thu, 16 Mar 2006 21:17:31 +0000 (+0000)
Subject: Some incomplete work on the restore code (committing only because I am moving to... 
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=c6abbe5e39576146a42dd4266157beaa0558c217;p=moodle.git

Some incomplete work on the restore code (committing only because I am moving to a different machine)
---

diff --git a/mod/quiz/restorelib.php b/mod/quiz/restorelib.php
index 4731931e0e..4b7ba3b4b1 100644
--- a/mod/quiz/restorelib.php
+++ b/mod/quiz/restorelib.php
@@ -325,7 +325,8 @@
                 backup_putid($restore->backup_unique_code,"quiz_attempts",$oldid,
                              $newid);
                 //Now process question_states
-                $status = question_states_restore_mods($newid,$att_info,$restore);
+                // This function is defined in question/restorelib.php
+                $status = question_states_restore_mods($attempt->uniqueid,$att_info,$restore);
             } else {
                 $status = false;
             }
diff --git a/question/questiontypes/multianswer/restorelib.php b/question/questiontypes/multianswer/restorelib.php
index c9d9a8e855..9ca22343cc 100644
--- a/question/questiontypes/multianswer/restorelib.php
+++ b/question/questiontypes/multianswer/restorelib.php
@@ -137,4 +137,39 @@
 
         return $status;
     }
+
+    function question_multianswer_recode_answer($state, $restore) {
+        global $recodeansfns;
+        //The answer is a comma separated list of hypen separated multianswer_id and answers. We must recode them.
+        $answer_field = "";
+        $in_first = true;
+        $tok = strtok($state->answer,",");
+        while ($tok) {
+            //Extract the multianswer_id and the answer
+            $exploded = explode("-",$tok);
+            $multianswer_id = $exploded[0];
+            $answer = $exploded[1];
+            //Get the multianswer from backup_ids
+            $mul = backup_getid($restore->backup_unique_code,"question_multianswer",$multianswer_id);
+            if ($mul) {
+                //Now, depending of the answertype field in question_multianswer
+                //we do diferent things
+                $mul_db = get_record ("question_multianswer","id",$mul->new_id);
+                if (isset($recodeansfns[$question->type])) {
+                }
+
+                //Finaly, build the new answer field for each pair
+                if ($in_first) {
+                    $answer_field .= $mul->new_id."-".$answer;
+                    $in_first = false;
+                } else {
+                    $answer_field .= ",".$mul->new_id."-".$answer;
+                }
+            }
+            //check for next
+            $tok = strtok(",");
+        }
+        return $answer_field;
+    }
+
 ?>
diff --git a/question/questiontypes/multichoice/restorelib.php b/question/questiontypes/multichoice/restorelib.php
index 440e54453a..5c947abc84 100644
--- a/question/questiontypes/multichoice/restorelib.php
+++ b/question/questiontypes/multichoice/restorelib.php
@@ -65,4 +65,26 @@
 
         return $status;
     }
+
+    function question_multichoice_recode_answer($state, $restore) {
+        $answer_field = "";
+        $in_first = true;
+        $tok = strtok($state->answer,",");
+        while ($tok) {
+            //Get the answer from backup_ids
+            $answer = backup_getid($restore->backup_unique_code,"question_answers",$tok);
+            if ($answer) {
+                if ($in_first) {
+                    $answer_field .= $answer->new_id;
+                    $in_first = false;
+                } else {
+                    $answer_field .= ",".$answer->new_id;
+                }
+            }
+            //check for next
+            $tok = strtok(",");
+        }
+        return $answer_field;
+    }
+
 ?>
diff --git a/question/questiontypes/random/restorelib.php b/question/questiontypes/random/restorelib.php
new file mode 100644
index 0000000000..8bcc672498
--- /dev/null
+++ b/question/questiontypes/random/restorelib.php
@@ -0,0 +1,9 @@
+<?php
+    function question_random_recode_answer($state, $restore) {
+        $answer = backup_getid($restore->backup_unique_code,"question_answers",$state->answer);
+        if ($answer) {
+            return $answer->new_id;
+        }
+        return '';
+    }
+?>
diff --git a/question/questiontypes/truefalse/restorelib.php b/question/questiontypes/truefalse/restorelib.php
index 87e7ff949b..70fc4e2e55 100644
--- a/question/questiontypes/truefalse/restorelib.php
+++ b/question/questiontypes/truefalse/restorelib.php
@@ -53,4 +53,12 @@
 
         return $status;
     }
+
+    function question_truefalse_recode_answer($state, $restore) {
+        $answer = backup_getid($restore->backup_unique_code,"question_answers",$state->answer);
+        if ($answer) {
+            return $answer->new_id;
+        }
+        return '';
+    }
 ?>
diff --git a/question/restorelib.php b/question/restorelib.php
index 665d8f302a..1c453f89b4 100644
--- a/question/restorelib.php
+++ b/question/restorelib.php
@@ -85,8 +85,10 @@
     // load questiontype-specific functions
     unset($restorefns);
     unset($restoremapfns);
+    unset($restorestatefns);
+    unset($recodeansfns);
     //if ($qtypes = get_records('question_types')) {
-        if ($qtypes = get_list_of_plugins('question/questiontypes')) {
+    if ($qtypes = get_list_of_plugins('question/questiontypes')) {
         foreach ($qtypes as $name) {
             $qtype->name = $name;
             $restorelib = $CFG->dirroot.'/question/questiontypes/'.$qtype->name.'/restorelib.php';
@@ -104,6 +106,10 @@
                 if (function_exists($restorestatefn)) {
                     $restorestatefns[$qtype->name] = $restorestatefn;
                 }
+                $recodeansfn = 'question_'.$qtype->name.'_recode_answer';
+                if (function_exists($recodeansfn)) {
+                    $recodeansfns[$qtype->name] = $recodeansfn;
+                }
             }
         }
     }
@@ -566,7 +572,7 @@
     //This function restores the question_states
     function question_states_restore_mods($attempt_id,$info,$restore) {
 
-        global $CFG;
+        global $CFG, $restorestatefns;
 
         $status = true;