class quiz_views_handler_argument_quiz_nid in Quiz 7.4
Same name and namespace in other branches
- 8.4 includes/views/handlers/quiz_views_handler_argument_quiz_nid.inc \quiz_views_handler_argument_quiz_nid
- 6.6 includes/views/handlers/quiz_views_handler_argument_quiz_nid.inc \quiz_views_handler_argument_quiz_nid
- 6.3 includes/views/handlers/quiz_views_handler_argument_quiz_nid.inc \quiz_views_handler_argument_quiz_nid
- 6.4 includes/views/handlers/quiz_views_handler_argument_quiz_nid.inc \quiz_views_handler_argument_quiz_nid
- 6.5 includes/views/handlers/quiz_views_handler_argument_quiz_nid.inc \quiz_views_handler_argument_quiz_nid
- 7.6 includes/views/handlers/quiz_views_handler_argument_quiz_nid.inc \quiz_views_handler_argument_quiz_nid
- 7 includes/views/handlers/quiz_views_handler_argument_quiz_nid.inc \quiz_views_handler_argument_quiz_nid
Hierarchy
- class \views_object
- class \views_handler
Expanded class hierarchy of quiz_views_handler_argument_quiz_nid
1 string reference to 'quiz_views_handler_argument_quiz_nid'
- quiz_views_data in includes/
views/ quiz.views.inc - Implementation of hook_views_data().
File
- includes/
views/ handlers/ quiz_views_handler_argument_quiz_nid.inc, line 8
View source
class quiz_views_handler_argument_quiz_nid extends views_handler_argument_numeric {
/**
* An array that the subselect will fill with all the corresponding quiz node,
* according to the configuration on the argument settings form. These vids
* will then be the actual ones used while generating the real query.
*
* @var array
*/
var $corresponding_vids = array();
var $phrase_broken = FALSE;
function construct() {
parent::construct();
$this->nid_field = $this->definition['nid field'];
$this->vid_field = isset($this->definition['vid field']) ? $this->definition['vid field'] : 'vid';
}
function option_definition() {
$options = parent::option_definition();
$options['which_vid'] = array(
'default' => 'latest',
);
return $options;
}
function options_form(&$form, &$form_state) {
parent::options_form($form, $form_state);
// Set weighting so that our element can sanely ordered
$form['title']['#weight'] = -2;
// $form['default_action']['#weight'] = -3;
// $form['wildcard']['#weight'] = -4;
// $form['wildcard_substitution']['#weight'] = -4;
$form['which_vid'] = array(
'#type' => 'select',
'#title' => t('Quiz revision(s) to use'),
'#options' => array(
'latest' => t('Latest: most recent version of the quiz ONLY.'),
'initial' => t('Initial: original version of the quiz ONLY.'),
'all' => t('All: ALL versions of the quiz.'),
),
'#description' => t('The validator will transform the incoming quiz node id(s) into one or more quiz node revisions, depending on your selection.'),
'#default_value' => $this->options['which_vid'],
'#weight' => -1,
);
}
function title_query() {
$titles = array();
$result = db_query("SELECT n.title FROM {node_revision} n WHERE n.vid IN (:vids)", array(
':vids' => implode(', ', $this->corresponding_vids),
));
while ($term = $result
->fetch()) {
$titles[] = check_plain($term->title);
}
return $titles;
}
/**
* Override the default behavior of query() to introduce the medial step of
* retrieving vids from the provided nids.
*/
function query($group_by = FALSE) {
$this
->ensure_my_table();
$this
->break_phrase();
// Do subselect to get relevant vids, then add where clause
$this
->subselect_vids();
$this->query
->add_where(0, "{$this->table_alias}.{$this->nid_field}", $this->corresponding_vids);
}
/**
* Set up the argument with the vids extracted from nids.
*
* Needs to be done here, because this is the earliest stage at which we can
* guarantee the contents of $this->argument to be available.
*
* @param string $arg
* The argument, as delivered in the URL.
*/
function set_argument($arg) {
$this->argument = $arg;
if ($this
->validate_arg($arg)) {
$this
->break_phrase();
$this
->subselect_vids();
return TRUE;
}
return FALSE;
}
function break_phrase() {
if (!$this->phrase_broken) {
// Handle multiple argument inputs
if (!empty($this->options['break_phrase'])) {
views_break_phrase($this->argument, $this);
}
else {
$this->value = array(
$this->argument,
);
}
$this->phrase_broken = TRUE;
}
}
/**
* Helper method to retrieve the vid(s) the final view query should actually
* be run against.
*
* Would be done in pre_query(), but $this->argument is not yet available at
* that time. So, called from set_argument().
*/
function subselect_vids() {
$query = db_select('quiz_node_properties', 'qnp');
if (count($this->value) > 1) {
// Guaranteed to produce multiple values; therefore may need the group by
$use_group_by = TRUE;
$operator = empty($this->options['not']) ? 'IN' : 'NOT IN';
$query
->condition('nid', $this->value, $operator);
}
else {
// Multiple values only possible with a NOT; only then do we need group by
$use_group_by = !empty($this->options['not']);
$operator = empty($this->options['not']) ? '=' : '!=';
$query
->condition('nid', reset($this->value), $operator);
}
switch ($this->options['which_vid']) {
case 'initial':
// SQL operation for getting the initial vids based on view config settings
$query
->addExpression('MIN(vid)', 'vid');
break;
case 'latest':
// SQL operation for getting the latest vids based on view config settings
$query
->addExpression('MAX(vid)', 'vid');
break;
default:
// Get them all
$query
->addField('qnp', 'vid');
break;
}
if ($use_group_by) {
$query
->groupBy('nid');
}
$result = $query
->execute();
$this->nid_field = $this->vid_field;
$this->corresponding_vids = array();
foreach ($result as $item) {
$this->corresponding_vids[] = $item->vid;
}
return count($this->corresponding_vids) > 1;
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
quiz_views_handler_argument_quiz_nid:: |
property | An array that the subselect will fill with all the corresponding quiz node, according to the configuration on the argument settings form. These vids will then be the actual ones used while generating the real query. | ||
quiz_views_handler_argument_quiz_nid:: |
property | |||
quiz_views_handler_argument_quiz_nid:: |
function | |||
quiz_views_handler_argument_quiz_nid:: |
function |
Views handlers use a special construct function. Overrides views_handler_argument:: |
||
quiz_views_handler_argument_quiz_nid:: |
function |
Build the options form. Overrides views_handler_argument_numeric:: |
||
quiz_views_handler_argument_quiz_nid:: |
function |
Information about options for all kinds of purposes will be held here. Overrides views_handler_argument_numeric:: |
||
quiz_views_handler_argument_quiz_nid:: |
function |
Override the default behavior of query() to introduce the medial step of
retrieving vids from the provided nids. Overrides views_handler_argument_numeric:: |
||
quiz_views_handler_argument_quiz_nid:: |
function |
Set up the argument with the vids extracted from nids. Overrides views_handler_argument:: |
||
quiz_views_handler_argument_quiz_nid:: |
function | Helper method to retrieve the vid(s) the final view query should actually be run against. | ||
quiz_views_handler_argument_quiz_nid:: |
function |
Override for specific title lookups. Overrides views_handler_argument_numeric:: |
||
views_handler:: |
public | property | The type of the handler, for example filter/footer/field. | |
views_handler:: |
public | property | Where the $query object will reside:. | 1 |
views_handler:: |
public | property | The actual field in the database table, maybe different on other kind of query plugins/special handlers. | |
views_handler:: |
public | property | The relationship used for this field. | |
views_handler:: |
public | property | The alias of the table of this handler which is used in the query. | |
views_handler:: |
public | property |
The top object of a view. Overrides views_object:: |
|
views_handler:: |
public | function | Take input from exposed handlers and assign to this handler, if necessary. | 1 |
views_handler:: |
public | function | Check whether current user has access to this handler. | 10 |
views_handler:: |
public | function | Provide text for the administrative summary. | 4 |
views_handler:: |
public | function | Determine if the handler is considered 'broken'. | 6 |
views_handler:: |
public | function | Determine if a handler can be exposed. | 2 |
views_handler:: |
public | function | Transform a string by a certain method. | |
views_handler:: |
public | function | Ensure the main table for this handler is in the query. This is used a lot. | 8 |
views_handler:: |
public | function | Render our chunk of the exposed handler form when selecting. | 1 |
views_handler:: |
public | function | Get information about the exposed form for the form renderer. | 1 |
views_handler:: |
public | function | Submit the exposed handler form. | |
views_handler:: |
public | function | Validate the exposed handler form. | 4 |
views_handler:: |
public | function | Form for exposed handler options. | 2 |
views_handler:: |
public | function | Set new exposed option defaults when exposed setting is flipped on. | 2 |
views_handler:: |
public | function | Perform any necessary changes to the form exposes prior to storage. There is no need for this function to actually store the data. | |
views_handler:: |
public | function | Validate the options form. | 1 |
views_handler:: |
public | function | Provide defaults for the handler. | |
views_handler:: |
public | function | Provide a form for setting options. | 1 |
views_handler:: |
public | function | Perform any necessary changes to the form values prior to storage. There is no need for this function to actually store the data. | |
views_handler:: |
public | function | Validate the options form. | |
views_handler:: |
public | function | Shortcut to get a handler's raw field value. | |
views_handler:: |
public | function | Get the join object that should be used for this handler. | |
views_handler:: |
public | function | Provide a form for aggregation settings. | 1 |
views_handler:: |
public | function | Perform any necessary changes to the form values prior to storage. There is no need for this function to actually store the data. | 1 |
views_handler:: |
public | function | If a handler has 'extra options' it will get a little settings widget and another form called extra_options. | 1 |
views_handler:: |
public | function | Returns TRUE if the exposed filter works like a grouped filter. | 1 |
views_handler:: |
public | function | Determine if this item is 'exposed', meaning it provides form elements to let users modify the view. | |
views_handler:: |
public | function | Define if the exposed input has to be submitted multiple times. This is TRUE when exposed filters grouped are using checkboxes as widgets. | 1 |
views_handler:: |
public | function | Provides a unique placeholders for handlers. | |
views_handler:: |
public | function | Run after the view is executed, before the result is cached. | 1 |
views_handler:: |
public | function | Run before the view is built. | 1 |
views_handler:: |
public | function | Sanitize the value for output. | |
views_handler:: |
public | function | Called just prior to query(), this lets a handler set up any relationship it needs. | |
views_handler:: |
public | function | Shortcut to display the expose/hide button. | 2 |
views_handler:: |
public | function | Shortcut to display the exposed options form. | |
views_handler:: |
public | function | If set to remember exposed input in the session, store it there. | 1 |
views_handler:: |
public | function | Return a string representing this handler's name in the UI. | 9 |
views_handler:: |
public | function | Provides the handler some groupby. | 2 |
views_handler:: |
public | function | Validates the handler against the complete View. | 1 |
views_handler_argument:: |
public | property | ||
views_handler_argument:: |
public | property | The field to use for the name to use in the summary. | |
views_handler_argument:: |
public | property | The table to use for the name, if not the same table as the argument. | |
views_handler_argument:: |
public | property | ||
views_handler_argument:: |
public | function | Default action: access denied. | |
views_handler_argument:: |
public | function | Handle the default action, which means our argument wasn't present. | |
views_handler_argument:: |
public | function | List of default behaviors for this argument if the argument is not present. | 4 |
views_handler_argument:: |
public | function | Provide a form for selecting the default argument. | 1 |
views_handler_argument:: |
public | function | This just returns true. | |
views_handler_argument:: |
public | function | Default action: empty. | |
views_handler_argument:: |
public | function | Default action: ignore. | |
views_handler_argument:: |
public | function | Default action: not found. | |
views_handler_argument:: |
public | function | Default action: summary. | |
views_handler_argument:: |
public | function | Form for selecting further summary options. | |
views_handler_argument:: |
public | function | Work out which title to use. | |
views_handler_argument:: |
public | function | Generic plugin export handler. | 1 |
views_handler_argument:: |
public | function | Export handler for summary export. | |
views_handler_argument:: |
public | function | Export handler for validation export. | |
views_handler_argument:: |
public | function | Get a default argument, if available. | 1 |
views_handler_argument:: |
public | function | Get the display or row plugin, if it exists. | |
views_handler_argument:: |
public | function | Called by the view object to get the title. | |
views_handler_argument:: |
public | function | Get the value of this argument. | |
views_handler_argument:: |
public | function | Determine if the argument is set to provide a default argument. | |
views_handler_argument:: |
public | function |
Init the handler with necessary data. Overrides views_handler:: |
3 |
views_handler_argument:: |
public | function | ||
views_handler_argument:: |
public | function |
Determine if the argument needs a style plugin. Overrides views_handler:: |
|
views_handler_argument:: |
public | function |
Perform any necessary changes to the form values prior to storage.
There is no need for this function to actually store the data. Overrides views_handler:: |
|
views_handler_argument:: |
public | function |
Validate the options form. Overrides views_handler:: |
|
views_handler_argument:: |
public | function | Process the summary arguments for display. | |
views_handler_argument:: |
public | function | Give an argument the opportunity to modify the breadcrumb, if it wants. | 3 |
views_handler_argument:: |
public | function | Provide the argument to use to link from the summary to the next level. | 4 |
views_handler_argument:: |
public | function | Some basic summary behavior. | |
views_handler_argument:: |
public | function | Provides the name to use for the summary. | 10 |
views_handler_argument:: |
public | function | Add the name field, which is the field displayed in summary queries. | |
views_handler_argument:: |
public | function | Build the info for the summary query. | 3 |
views_handler_argument:: |
public | function | Sorts the summary based upon the user's selection. | |
views_handler_argument:: |
public | function | Determine if the argument can generate a breadcrumb. | |
views_handler_argument:: |
public | function | Validate that this argument works. By default, all arguments are valid. | |
views_handler_argument:: |
public | function | Called by the menu system to validate an argument. | |
views_handler_argument:: |
public | function | Provide a basic argument validation. | 1 |
views_handler_argument:: |
public | function | How to act if validation fails. | |
views_handler_argument_numeric:: |
public | property | The operator used for the query: or|and. | |
views_handler_argument_numeric:: |
public | property |
The actual value which is used for querying. Overrides views_handler_argument:: |
|
views_handler_argument_numeric:: |
public | function |
Return a description of how the argument would normally be sorted. Overrides views_handler_argument:: |
|
views_handler_argument_numeric:: |
public | function |
Get the title this argument will assign the view, given the argument. Overrides views_handler_argument:: |
2 |
views_object:: |
public | property | Handler's definition. | |
views_object:: |
public | property | Except for displays, options for the object will be held here. | 1 |
views_object:: |
function | Collect this handler's option definition and alter them, ready for use. | ||
views_object:: |
public | function | Destructor. | 2 |
views_object:: |
public | function | 1 | |
views_object:: |
public | function | ||
views_object:: |
public | function | Always exports the option, regardless of the default value. | |
views_object:: |
public | function | Set default options on this object. | 1 |
views_object:: |
public | function | Set default options. | |
views_object:: |
public | function | Let the handler know what its full definition is. | |
views_object:: |
public | function | Unpack options over our existing defaults, drilling down into arrays so that defaults don't get totally blown away. | |
views_object:: |
public | function | Unpack a single option definition. | |
views_object:: |
public | function | Unpacks each handler to store translatable texts. | |
views_object:: |
public | function |