MDL25-492 Blackboard V6+ question import is broken

moodle · Aug 24, 2012 · 1d23052 · 1d23052
1 parent 4ff0f02
commit 1d23052
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Showing 9 changed files with 1,735 additions and 956 deletions.
diff --git a/question/format.php b/question/format.php
@@ -408,20 +408,44 @@ public function importprocess($category) {
             $question->timecreated = time();
             $question->modifiedby = $USER->id;
             $question->timemodified = time();
+            $fileoptions = array(
+                    'subdirs' => false,
+                    'maxfiles' => -1,
+                    'maxbytes' => 0,
+                );
+            if (is_array($question->questiontext)) {
+                // Importing images from draftfile.
+                $questiontext = $question->questiontext;
+                $question->questiontext = $questiontext['text'];
+            }
+            if (is_array($question->generalfeedback)) {
+                $generalfeedback = $question->generalfeedback;
+                $question->generalfeedback = $generalfeedback['text'];
+            }
 
             $question->id = $DB->insert_record('question', $question);
-            if (isset($question->questiontextfiles)) {
+
+            if (!empty($questiontext['itemid'])) {
+                $question->questiontext = file_save_draft_area_files($questiontext['itemid'],
+                        $this->importcontext->id, 'question', 'questiontext', $question->id,
+                        $fileoptions, $question->questiontext);
+            } else if (isset($question->questiontextfiles)) {
                 foreach ($question->questiontextfiles as $file) {
                     question_bank::get_qtype($question->qtype)->import_file(
                             $this->importcontext, 'question', 'questiontext', $question->id, $file);
                 }
             }
-            if (isset($question->generalfeedbackfiles)) {
+            if (!empty($generalfeedback['itemid'])) {
+                $question->generalfeedback = file_save_draft_area_files($generalfeedback['itemid'],
+                        $this->importcontext->id, 'question', 'generalfeedback', $question->id,
+                        $fileoptions, $question->generalfeedback);
+            } else if (isset($question->generalfeedbackfiles)) {
                 foreach ($question->generalfeedbackfiles as $file) {
                     question_bank::get_qtype($question->qtype)->import_file(
                             $this->importcontext, 'question', 'generalfeedback', $question->id, $file);
                 }
             }
+            $DB->update_record('question', $question);
 
             $this->questionids[] = $question->id;
 
@@ -636,6 +660,24 @@ protected function defaultquestion() {
         return $question;
     }
 
+    /**
+     * Add a blank combined feedback to a question object.
+     * @param object question
+     * @return object question
+     */
+    protected function add_blank_combined_feedback($question) {
+        $question->correctfeedback['text'] = '';
+        $question->correctfeedback['format'] = $question->questiontextformat;
+        $question->correctfeedback['files'] = array();
+        $question->partiallycorrectfeedback['text'] = '';
+        $question->partiallycorrectfeedback['format'] = $question->questiontextformat;
+        $question->partiallycorrectfeedback['files'] = array();
+        $question->incorrectfeedback['text'] = '';
+        $question->incorrectfeedback['format'] = $question->questiontextformat;
+        $question->incorrectfeedback['files'] = array();
+        return $question;
+    }
+
     /**
      * Given the data known to define a question in
      * this format, this function converts it into a question
@@ -901,6 +943,28 @@ protected function format_question_text($question) {
 
 class qformat_based_on_xml extends qformat_default {
 
+    /**
+     * A lot of imported files contain unwanted entities.
+     * This method tries to clean up all known problems.
+     * @param string str string to correct
+     * @return string the corrected string
+     */
+    public function cleaninput($str) {
+
+        $html_code_list = array(
+            "&#039;" => "'",
+            "&#8217;" => "'",
+            "&#8220;" => "\"",
+            "&#8221;" => "\"",
+            "&#8211;" => "-",
+            "&#8212;" => "-",
+        );
+        $str = strtr($str, $html_code_list);
+        // Use textlib entities_to_utf8 function to convert only numerical entities.
+        $str = textlib::entities_to_utf8($str, false);
+        return $str;
+    }
+
     /**
      * Return the array moodle is expecting
      * for an HTML text. No processing is done on $text.