Moodle APIs 3.9
Moodle 3.9.13+ (Build: 20220325)
Public Member Functions | Public Attributes | Protected Member Functions | Protected Attributes | List of all members
qformat_examview Class Reference

Examview question importer. More...

Inheritance diagram for qformat_examview:
qformat_based_on_xml qformat_default qformat_default

Public Member Functions

 can_import_file ($file)
 Check if the given file is capable of being imported by this plugin. More...
 
 clean_question_name ($name)
 Ensure that a question name does not contain anything nasty, and will fit in the DB field. More...
 
 clean_question_name ($name)
 Ensure that a question name does not contain anything nasty, and will fit in the DB field. More...
 
 cleaninput ($str)
 A lot of imported files contain unwanted entities. More...
 
 cleaninput ($str)
 A lot of imported files contain unwanted entities. More...
 
 create_default_question_name ($questiontext, $default)
 Construct a reasonable default question name, based on the start of the question text. More...
 
 create_default_question_name ($questiontext, $default)
 Construct a reasonable default question name, based on the start of the question text. More...
 
 export_file_extension ()
 
 exportpreprocess ()
 Do any pre-processing that may be required. More...
 
 exportprocess ($checkcapabilities=true)
 Perform the export. More...
 
 getpath ($xml, $path, $default, $istext=false, $error='')
 Return the value of a node, given a path to the node if it doesn't exist return the default value. More...
 
 getpath ($xml, $path, $default, $istext=false, $error='')
 Return the value of a node, given a path to the node if it doesn't exist return the default value. More...
 
 importpostprocess ()
 
 importpostprocess ()
 Override if any post-processing is required. More...
 
 importpreprocess ()
 
 importpreprocess ()
 Perform any required pre-processing. More...
 
 importprocess ($filename, $lesson, $pageid)
 
 importprocess ()
 Process the file This method should not normally be overidden. More...
 
 mime_type ()
 The string mime-type of the files that this plugin reads or writes. More...
 
 parse_matching_groups ($matchinggroups)
 
 provide_export ()
 
 provide_import ()
 
 readdata ($filename)
 
 readquestion ($qrec)
 
 readquestions ($lines)
 
 set_can_access_backupdata ($canaccess)
 
 set_display_progress ($displayprogress)
 Change whether to display progress messages. More...
 
 set_importcontext ($context)
 
 setCategory ($category)
 set the category More...
 
 setCatfromfile ($catfromfile)
 set catfromfile More...
 
 setCattofile ($cattofile)
 set cattofile More...
 
 setContextfromfile ($contextfromfile)
 set contextfromfile More...
 
 setContexts ($contexts)
 set an array of contexts. More...
 
 setContexttofile ($contexttofile)
 set contexttofile More...
 
 setCourse ($course)
 set the course class variable More...
 
 setFilename ($filename)
 set the filename More...
 
 setMatchgrades ($matchgrades)
 set matchgrades More...
 
 setQuestions ($questions)
 Set the specific questions to export. More...
 
 setRealfilename ($realfilename)
 set the "real" filename (this is what the user typed, regardless of wha happened next) More...
 
 setStoponerror ($stoponerror)
 set stoponerror More...
 
 text_field ($text)
 Return the array moodle is expecting for an HTML text. More...
 
 text_field ($text)
 Return the array moodle is expecting for an HTML text. More...
 
 try_importing_using_qtypes ($data, $question=null, $extra=null, $qtypehint='')
 Import for questiontype plugins. More...
 
 try_importing_using_qtypes ($data, $question=null, $extra=null, $qtypehint='')
 Import for questiontype plugins Do not override. More...
 

Public Attributes

 $canaccessbackupdata = true
 
 $category = null
 
 $catfromfile = 0
 
 $cattofile = 0
 
 $contextfromfile = 0
 
 $contexttofile = 0
 
 $course = null
 
 $displayerrors = true
 
bool $displayprogress = true
 $displayprogress Whether to display progress.
 
 $filename = ''
 
 $importerrors = 0
 
 $matchgrades = 'error'
 
 $matchingquestions = array()
 
 $qtypeconvert
 
 $qtypes
 
 $questionids = array()
 
 $questions = array()
 
 $realfilename = ''
 
 $stoponerror = true
 
 $translator = null
 

Protected Member Functions

 add_blank_combined_feedback ($question)
 Since the lesson module tries to re-use the question bank import classes in a crazy way, this is necessary to stop things breaking.
 
 add_blank_combined_feedback ($question)
 Add a blank combined feedback to a question object. More...
 
 assemble_category_path ($names)
 Convert a list of category names, possibly preceeded by one of the context tokens like $course$, into a string representation of the category path. More...
 
 cleanunicode ($text)
 
 count_questions ($questions)
 Count all non-category questions in the questions array. More...
 
 count_questions ($questions)
 Count all non-category questions in the questions array. More...
 
 create_category_path ($catpath, $lastcategoryinfo=null)
 find and/or create the category described by a delimited list e.g. More...
 
 create_dummy_question_representing_category (string $categoryname, $categoryinfo)
 Create 'dummy' question for category export. More...
 
 defaultquestion ()
 return an "empty" question Somewhere to specify question parameters that are not handled by import but are required db fields. More...
 
 defaultquestion ()
 return an "empty" question Somewhere to specify question parameters that are not handled by import but are required db fields. More...
 
 error ($message, $text='', $questionname='')
 Handle parsing error. More...
 
 error ($message, $text='', $questionname='')
 Handle parsing error.
 
 exportpostprocess ()
 Do an post-processing that may be required. More...
 
 format_question_text ($question)
 Convert the question text to plain text, so it can safely be displayed during import to let the user see roughly what is going on.
 
 format_question_text ($question)
 Convert the question text to plain text, so it can safely be displayed during import to let the user see roughly what is going on.
 
 get_category_path ($id, $includecontext=true)
 get the category as a path (e.g., tom/dick/harry) More...
 
 parse_co ($qrec, $question)
 
 parse_es ($qrec, $question)
 
 parse_ma ($qrec, $groupname)
 
 parse_mc ($qrec, $question)
 
 parse_nr ($qrec, $question)
 
 parse_tf_yn ($qrec, $question)
 
 presave_process ($content)
 Enable any processing to be done on the content just prior to the file being saved default is to do nothing. More...
 
 process_matches (&$questions)
 
 readdata ($filename)
 Return complete file within an array, one item per line. More...
 
 split_category_path ($path)
 Convert a string, as returned by assemble_category_path(), back into an array of category names. More...
 
 try_exporting_using_qtypes ($name, $question, $extra=null)
 Provide export functionality for plugin questiontypes Do not override. More...
 
 unxmlise ( $xml)
 unxmlise reconstructs part of the xml data structure in order to identify the actual data therein More...
 
 writequestion ($question)
 convert a single question object into text output in the given format. More...
 

Protected Attributes

 $importcontext = null
 

Detailed Description

Examview question importer.

License
http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

Member Function Documentation

◆ add_blank_combined_feedback()

qformat_default::add_blank_combined_feedback (   $question)
protectedinherited

Add a blank combined feedback to a question object.

Parameters
objectquestion
Return values
objectquestion

◆ assemble_category_path()

qformat_default::assemble_category_path (   $names)
protectedinherited

Convert a list of category names, possibly preceeded by one of the context tokens like $course$, into a string representation of the category path.

Names are separated by / delimiters. And /s in the name are replaced by //.

To reverse the process and split the paths into names, use split_category_path().

Parameters
array$names
Return values
string

◆ can_import_file()

qformat_default::can_import_file (   $file)
inherited

Check if the given file is capable of being imported by this plugin.

Note that expensive or detailed integrity checks on the file should not be performed by this method. Simple file type or magic-number tests would be suitable.

Parameters
stored_file$filethe file to check
Return values
boolwhether this plugin can import the file

Reimplemented in qformat_blackboard_six_base, and qformat_webct.

◆ clean_question_name() [1/2]

qformat_default::clean_question_name (   $name)
inherited

Ensure that a question name does not contain anything nasty, and will fit in the DB field.

Parameters
string$namethe raw question name.
Return values
stringa safe question name.

◆ clean_question_name() [2/2]

qformat_default::clean_question_name (   $name)
inherited

Ensure that a question name does not contain anything nasty, and will fit in the DB field.

Parameters
string$namethe raw question name.
Return values
stringa safe question name.

◆ cleaninput() [1/2]

qformat_based_on_xml::cleaninput (   $str)
inherited

A lot of imported files contain unwanted entities.

This method tries to clean up all known problems.

Parameters
stringstr string to correct
Return values
stringthe corrected string

◆ cleaninput() [2/2]

qformat_based_on_xml::cleaninput (   $str)
inherited

A lot of imported files contain unwanted entities.

This method tries to clean up all known problems.

Parameters
stringstr string to correct
Return values
stringthe corrected string

◆ count_questions() [1/2]

qformat_default::count_questions (   $questions)
protectedinherited

Count all non-category questions in the questions array.

Parameters
arrayquestions An array of question objects.
Return values
intThe count.

◆ count_questions() [2/2]

qformat_default::count_questions (   $questions)
protectedinherited

Count all non-category questions in the questions array.

Parameters
arrayquestions An array of question objects.
Return values
intThe count.

◆ create_category_path()

qformat_default::create_category_path (   $catpath,
  $lastcategoryinfo = null 
)
protectedinherited

find and/or create the category described by a delimited list e.g.

$course$/tom/dick/harry or tom/dick/harry

removes any context string no matter whether $getcontext is set but if $getcontext is set then ignore the context and use selected category context.

Parameters
stringcatpath delimited category path
object$lastcategoryinfoContains category information
Return values
mixedcategory object or null if fails

◆ create_default_question_name() [1/2]

qformat_default::create_default_question_name (   $questiontext,
  $default 
)
inherited

Construct a reasonable default question name, based on the start of the question text.

Parameters
string$questiontextthe question text.
string$defaultdefault question name to use if the constructed one comes out blank.
Return values
stringa reasonable question name.

◆ create_default_question_name() [2/2]

qformat_default::create_default_question_name (   $questiontext,
  $default 
)
inherited

Construct a reasonable default question name, based on the start of the question text.

Parameters
string$questiontextthe question text.
string$defaultdefault question name to use if the constructed one comes out blank.
Return values
stringa reasonable question name.

◆ create_dummy_question_representing_category()

qformat_default::create_dummy_question_representing_category ( string  $categoryname,
  $categoryinfo 
)
protectedinherited

Create 'dummy' question for category export.

Parameters
string$categorynamethe name of the category
object$categoryinfodescription of the category
Return values
stdClass'dummy' question for category

◆ defaultquestion() [1/2]

qformat_default::defaultquestion ( )
protectedinherited

return an "empty" question Somewhere to specify question parameters that are not handled by import but are required db fields.

This should not be overridden.

Return values
objectdefault question

◆ defaultquestion() [2/2]

qformat_default::defaultquestion ( )
protectedinherited

return an "empty" question Somewhere to specify question parameters that are not handled by import but are required db fields.

This should not be overridden.

Return values
objectdefault question

◆ error()

qformat_default::error (   $message,
  $text = '',
  $questionname = '' 
)
protectedinherited

Handle parsing error.

Parameters
string$messageinformation about error
string$textimported text that triggered the error
string$questionnameimported question name

◆ export_file_extension()

qformat_default::export_file_extension ( )
inherited
Return values
stringthe file extension (including .) that is normally used for files handled by this plugin.

Reimplemented in qformat_gift, qformat_xhtml, and qformat_xml.

◆ exportpostprocess()

qformat_default::exportpostprocess ( )
protectedinherited

Do an post-processing that may be required.

Return values
boolsuccess

◆ exportpreprocess()

qformat_default::exportpreprocess ( )
inherited

Do any pre-processing that may be required.

Parameters
boolsuccess

Reimplemented in qformat_aiken.

◆ exportprocess()

qformat_default::exportprocess (   $checkcapabilities = true)
inherited

Perform the export.

For most types this should not need to be overrided.

Parameters
bool$checkcapabilitiesWhether to check capabilities when exporting the questions.
Return values
stringThe content of the export.

◆ get_category_path()

qformat_default::get_category_path (   $id,
  $includecontext = true 
)
protectedinherited

get the category as a path (e.g., tom/dick/harry)

Parameters
intid the id of the most nested catgory
Return values
stringthe path

◆ getpath() [1/2]

qformat_based_on_xml::getpath (   $xml,
  $path,
  $default,
  $istext = false,
  $error = '' 
)
inherited

Return the value of a node, given a path to the node if it doesn't exist return the default value.

Parameters
arrayxml data to read
arraypath path to node expressed as array
mixeddefault
boolistext process as text
stringerror if set value must exist, return false and issue message if not
Return values
mixedvalue

◆ getpath() [2/2]

qformat_based_on_xml::getpath (   $xml,
  $path,
  $default,
  $istext = false,
  $error = '' 
)
inherited

Return the value of a node, given a path to the node if it doesn't exist return the default value.

Parameters
arrayxml data to read
arraypath path to node expressed as array
mixeddefault
boolistext process as text
stringerror if set value must exist, return false and issue message if not
Return values
mixedvalue

◆ importpostprocess() [1/2]

qformat_default::importpostprocess ( )
inherited

◆ importpostprocess() [2/2]

qformat_default::importpostprocess ( )
inherited

Override if any post-processing is required.

Return values
boolsuccess

Reimplemented in qformat_blackboard_six_base, and qformat_webct.

◆ importpreprocess()

qformat_default::importpreprocess ( )
inherited

Perform any required pre-processing.

Return values
boolsuccess

◆ importprocess()

qformat_default::importprocess ( )
inherited

Process the file This method should not normally be overidden.

Return values
boolsuccess

◆ mime_type()

qformat_examview::mime_type ( )

The string mime-type of the files that this plugin reads or writes.

Reimplemented from qformat_default.

◆ presave_process()

qformat_default::presave_process (   $content)
protectedinherited

Enable any processing to be done on the content just prior to the file being saved default is to do nothing.

Parameters
stringoutput text
stringprocessed output text

Reimplemented in qformat_xhtml, and qformat_xml.

◆ provide_export()

qformat_default::provide_export ( )
inherited
Return values
boolwhether this plugin provides export functionality.

Reimplemented in qformat_aiken, qformat_gift, qformat_xhtml, and qformat_xml.

◆ provide_import()

qformat_examview::provide_import ( )

Reimplemented from qformat_default.

◆ readdata() [1/2]

qformat_default::readdata (   $filename)
inherited

Reimplemented in qformat_blackboard_six, and qformat_webct.

◆ readdata() [2/2]

qformat_default::readdata (   $filename)
protectedinherited

Return complete file within an array, one item per line.

Parameters
stringfilename name of file
Return values
mixedcontents array or false on failure

Reimplemented in qformat_blackboard_six, and qformat_webct.

◆ readquestion()

qformat_examview::readquestion (   $qrec)

Reimplemented from qformat_default.

◆ readquestions()

qformat_examview::readquestions (   $lines)

Reimplemented from qformat_default.

◆ set_can_access_backupdata()

qformat_default::set_can_access_backupdata (   $canaccess)
inherited
Parameters
bool$canaccessWhether the current use can access the backup data folder. Determines where export files are saved.

◆ set_display_progress()

qformat_default::set_display_progress (   $displayprogress)
inherited

Change whether to display progress messages.

There is normally no need to use this function as the default for $displayprogress is true. Set to false for unit tests.

Parameters
bool$displayprogress

◆ setCategory()

qformat_default::setCategory (   $category)
inherited

set the category

Parameters
objectcategory the category object

◆ setCatfromfile()

qformat_default::setCatfromfile (   $catfromfile)
inherited

set catfromfile

Parameters
boolcatfromfile allow categories embedded in import file

◆ setCattofile()

qformat_default::setCattofile (   $cattofile)
inherited

set cattofile

Parameters
boolcattofile exports categories within export file

◆ setContextfromfile()

qformat_default::setContextfromfile (   $contextfromfile)
inherited

set contextfromfile

Parameters
bool$contextfromfileallow contexts embedded in import file

◆ setContexts()

qformat_default::setContexts (   $contexts)
inherited

set an array of contexts.

Parameters
array$contextsMoodle course variable

◆ setContexttofile()

qformat_default::setContexttofile (   $contexttofile)
inherited

set contexttofile

Parameters
boolcattofile exports categories within export file

◆ setCourse()

qformat_default::setCourse (   $course)
inherited

set the course class variable

Parameters
courseobject Moodle course variable

◆ setFilename()

qformat_default::setFilename (   $filename)
inherited

set the filename

Parameters
stringfilename name of file to import/export

◆ setMatchgrades()

qformat_default::setMatchgrades (   $matchgrades)
inherited

set matchgrades

Parameters
stringmatchgrades error or nearest for grades

◆ setQuestions()

qformat_default::setQuestions (   $questions)
inherited

Set the specific questions to export.

Should not include questions with parents (sub questions of cloze question type). Only used for question export.

Parameters
arrayof question objects

◆ setRealfilename()

qformat_default::setRealfilename (   $realfilename)
inherited

set the "real" filename (this is what the user typed, regardless of wha happened next)

Parameters
stringrealfilename name of file as typed by user

◆ setStoponerror()

qformat_default::setStoponerror (   $stoponerror)
inherited

set stoponerror

Parameters
boolstoponerror stops database write if any errors reported

◆ split_category_path()

qformat_default::split_category_path (   $path)
protectedinherited

Convert a string, as returned by assemble_category_path(), back into an array of category names.

Each category name is cleaned by a call to clean_param(, PARAM_TEXT), which matches the cleaning in question/category_form.php.

Parameters
string$path
Return values
arrayof category names.

◆ text_field() [1/2]

qformat_based_on_xml::text_field (   $text)
inherited

Return the array moodle is expecting for an HTML text.

No processing is done on $text. qformat classes that want to process $text for instance to import external images files and recode urls in $text must overwrite this method.

Parameters
array$textsome HTML text string
Return values
arraywith keys text, format and files.

Reimplemented in qformat_blackboard_six_base.

◆ text_field() [2/2]

qformat_based_on_xml::text_field (   $text)
inherited

Return the array moodle is expecting for an HTML text.

No processing is done on $text. qformat classes that want to process $text for instance to import external images files and recode urls in $text must overwrite this method.

Parameters
array$textsome HTML text string
Return values
arraywith keys text, format and files.

Reimplemented in qformat_blackboard_six_base.

◆ try_exporting_using_qtypes()

qformat_default::try_exporting_using_qtypes (   $name,
  $question,
  $extra = null 
)
protectedinherited

Provide export functionality for plugin questiontypes Do not override.

Parameters
namequestiontype name
questionobject data to export
extramixed any addition format specific data needed
Return values
stringthe data to append to export or false if error (or unhandled)

◆ try_importing_using_qtypes() [1/2]

qformat_default::try_importing_using_qtypes (   $data,
  $question = null,
  $extra = null,
  $qtypehint = '' 
)
inherited

Import for questiontype plugins.

Parameters
mixed$dataThe segment of data containing the question
object$questionprocessed (so far) by standard import code if appropriate
object$extramixed any additional format specific data that may be passed by the format
string$qtypehinthint about a question type from format
Return values
objectquestion object suitable for save_options() or false if cannot handle

◆ try_importing_using_qtypes() [2/2]

qformat_default::try_importing_using_qtypes (   $data,
  $question = null,
  $extra = null,
  $qtypehint = '' 
)
inherited

Import for questiontype plugins Do not override.

Parameters
datamixed The segment of data containing the question
questionobject processed (so far) by standard import code if appropriate
extramixed any additional format specific data that may be passed by the format
qtypehinthint about a question type from format
Return values
objectquestion object suitable for save_options() or false if cannot handle

◆ unxmlise()

qformat_examview::unxmlise (   $xml)
protected

unxmlise reconstructs part of the xml data structure in order to identify the actual data therein

Parameters
array$xmlsection of the xml data structure
Return values
stringdata with evrything else removed

◆ writequestion()

qformat_default::writequestion (   $question)
protectedinherited

convert a single question object into text output in the given format.

This must be overriden

Parameters
objectquestion question object
Return values
mixedquestion export text or null if not implemented

Reimplemented in qformat_aiken, qformat_gift, qformat_xhtml, and qformat_xml.

Member Data Documentation

◆ $qtypeconvert

qformat_default::$qtypeconvert
inherited
Initial value:
= array('numerical' => LESSON_PAGE_NUMERICAL,
'multichoice' => LESSON_PAGE_MULTICHOICE,
'truefalse' => LESSON_PAGE_TRUEFALSE,
'shortanswer' => LESSON_PAGE_SHORTANSWER,
'essay' => LESSON_PAGE_ESSAY
)
const LESSON_PAGE_SHORTANSWER
Short answer question type.
Definition: shortanswer.php:29
const LESSON_PAGE_NUMERICAL
Numerical question type.
Definition: numerical.php:29
const LESSON_PAGE_MULTICHOICE
Multichoice question type.
Definition: multichoice.php:29
const LESSON_PAGE_ESSAY
Essay question type.
Definition: essay.php:29
const LESSON_PAGE_TRUEFALSE
True/False question type.
Definition: truefalse.php:29
const LESSON_PAGE_MATCHING
Matching question type.
Definition: matching.php:29

◆ $qtypes

qformat_examview::$qtypes
Initial value:
= array(
'tf' => 'truefalse',
'mc' => 'multichoice',
'yn' => 'truefalse',
'co' => 'shortanswer',
'ma' => 'match',
'mtf' => 99,
'nr' => 'numerical',
'pr' => 99,
'es' => 'essay',
'ca' => 99,
'ot' => 99,
'sa' => 'shortanswer',
)

The documentation for this class was generated from the following file: