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Moved constant definitions out of function, so they are not run repeatedly giving lots of warnings. Merged from MOODLE_16_STABLE.

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tjhunt 2006-06-14 15:35:27 +00:00
parent ee800653e4
commit 0b34616411
1 changed files with 51 additions and 52 deletions

103
question/type/multianswer/questiontype.php

@ -592,6 +592,57 @@ $QTYPE_MENU['multianswer'] = get_string("multianswer", "quiz");
//// likely to be subject for overriding.
/////////////////////////////////////////////////////////////
// ANSWER_ALTERNATIVE regexes
define("ANSWER_ALTERNATIVE_FRACTION_REGEX",
'=|%(-?[0-9]+)%');
// for the syntax '(?<!' see http://www.perl.com/doc/manual/html/pod/perlre.html#item_C
define("ANSWER_ALTERNATIVE_ANSWER_REGEX",
'.+?(?<!\\\\|&)(?=[~#}]|$)');
//'[^~#}]+');
define("ANSWER_ALTERNATIVE_FEEDBACK_REGEX",
'.*?(?<!\\\\)(?=[~}]|$)');
//'[//^~}]*');
define("ANSWER_ALTERNATIVE_REGEX",
'(' . ANSWER_ALTERNATIVE_FRACTION_REGEX .')?'
. '(' . ANSWER_ALTERNATIVE_ANSWER_REGEX . ')'
. '(#(' . ANSWER_ALTERNATIVE_FEEDBACK_REGEX .'))?');
// Parenthesis positions for ANSWER_ALTERNATIVE_REGEX
define("ANSWER_ALTERNATIVE_REGEX_PERCENTILE_FRACTION", 2);
define("ANSWER_ALTERNATIVE_REGEX_FRACTION", 1);
define("ANSWER_ALTERNATIVE_REGEX_ANSWER", 3);
define("ANSWER_ALTERNATIVE_REGEX_FEEDBACK", 5);
// NUMBER_FORMATED_ALTERNATIVE_ANSWER_REGEX is used
// for identifying numerical answers in ANSWER_ALTERNATIVE_REGEX_ANSWER
define("NUMBER_REGEX",
'-?(([0-9]+[.,]?[0-9]*|[.,][0-9]+)([eE][-+]?[0-9]+)?)');
define("NUMERICAL_ALTERNATIVE_REGEX",
'^(' . NUMBER_REGEX . ')(:' . NUMBER_REGEX . ')?$');
// Parenthesis positions for NUMERICAL_FORMATED_ALTERNATIVE_ANSWER_REGEX
define("NUMERICAL_CORRECT_ANSWER", 1);
define("NUMERICAL_ABS_ERROR_MARGIN", 6);
// Remaining ANSWER regexes
define("ANSWER_TYPE_DEF_REGEX",
'(NUMERICAL|NM)|(MULTICHOICE|MC)|(SHORTANSWER|SA|MW)');
define("ANSWER_START_REGEX",
'\{([0-9]*):(' . ANSWER_TYPE_DEF_REGEX . '):');
define("ANSWER_REGEX",
ANSWER_START_REGEX
. '(' . ANSWER_ALTERNATIVE_REGEX
. '(~'
. ANSWER_ALTERNATIVE_REGEX
. ')*)\}' );
// Parenthesis positions for singulars in ANSWER_REGEX
define("ANSWER_REGEX_NORM", 1);
define("ANSWER_REGEX_ANSWER_TYPE_NUMERICAL", 3);
define("ANSWER_REGEX_ANSWER_TYPE_MULTICHOICE", 4);
define("ANSWER_REGEX_ANSWER_TYPE_SHORTANSWER", 5);
define("ANSWER_REGEX_ALTERNATIVES", 6);
function qtype_multianswer_extract_question($text) {
@ -626,58 +677,6 @@ function qtype_multianswer_extract_question($text) {
$text = preg_replace('/&amp;(.{2,9}?;)/', '&${1}', $text);
$text = stripslashes($text);
// ANSWER_ALTERNATIVE regexes
define("ANSWER_ALTERNATIVE_FRACTION_REGEX",
'=|%(-?[0-9]+)%');
// for the syntax '(?<!' see http://www.perl.com/doc/manual/html/pod/perlre.html#item_C
define("ANSWER_ALTERNATIVE_ANSWER_REGEX",
'.+?(?<!\\\\|&)(?=[~#}]|$)');
//'[^~#}]+');
define("ANSWER_ALTERNATIVE_FEEDBACK_REGEX",
'.*?(?<!\\\\)(?=[~}]|$)');
//'[//^~}]*');
define("ANSWER_ALTERNATIVE_REGEX",
'(' . ANSWER_ALTERNATIVE_FRACTION_REGEX .')?'
. '(' . ANSWER_ALTERNATIVE_ANSWER_REGEX . ')'
. '(#(' . ANSWER_ALTERNATIVE_FEEDBACK_REGEX .'))?');
// Parenthesis positions for ANSWER_ALTERNATIVE_REGEX
define("ANSWER_ALTERNATIVE_REGEX_PERCENTILE_FRACTION", 2);
define("ANSWER_ALTERNATIVE_REGEX_FRACTION", 1);
define("ANSWER_ALTERNATIVE_REGEX_ANSWER", 3);
define("ANSWER_ALTERNATIVE_REGEX_FEEDBACK", 5);
// NUMBER_FORMATED_ALTERNATIVE_ANSWER_REGEX is used
// for identifying numerical answers in ANSWER_ALTERNATIVE_REGEX_ANSWER
define("NUMBER_REGEX",
'-?(([0-9]+[.,]?[0-9]*|[.,][0-9]+)([eE][-+]?[0-9]+)?)');
define("NUMERICAL_ALTERNATIVE_REGEX",
'^(' . NUMBER_REGEX . ')(:' . NUMBER_REGEX . ')?$');
// Parenthesis positions for NUMERICAL_FORMATED_ALTERNATIVE_ANSWER_REGEX
define("NUMERICAL_CORRECT_ANSWER", 1);
define("NUMERICAL_ABS_ERROR_MARGIN", 6);
// Remaining ANSWER regexes
define("ANSWER_TYPE_DEF_REGEX",
'(NUMERICAL|NM)|(MULTICHOICE|MC)|(SHORTANSWER|SA|MW)');
define("ANSWER_START_REGEX",
'\{([0-9]*):(' . ANSWER_TYPE_DEF_REGEX . '):');
define("ANSWER_REGEX",
ANSWER_START_REGEX
. '(' . ANSWER_ALTERNATIVE_REGEX
. '(~'
. ANSWER_ALTERNATIVE_REGEX
. ')*)\}' );
// Parenthesis positions for singulars in ANSWER_REGEX
define("ANSWER_REGEX_NORM", 1);
define("ANSWER_REGEX_ANSWER_TYPE_NUMERICAL", 3);
define("ANSWER_REGEX_ANSWER_TYPE_MULTICHOICE", 4);
define("ANSWER_REGEX_ANSWER_TYPE_SHORTANSWER", 5);
define("ANSWER_REGEX_ALTERNATIVES", 6);
////////////////////////////////////////
//// Start of the actual function
////////////////////////////////////////