custom post ajuts added filter for $_GET and function for filter form

This commit is contained in:
jorge 2023-01-12 08:59:33 +01:00
parent 5748fc5b0a
commit 66340ac819
3 changed files with 195 additions and 0 deletions

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@ -0,0 +1,185 @@
<?php
/**
* Function to display the front end checkboxes for the ajut filter
*
* references:
* basic start
* https://www.advancedcustomfields.com/resources/creating-wp-archive-custom-field-filter/
*
* wordpress full form example
* https://wordpress.stackexchange.com/questions/383599/form-checkbox-value-going-to-dynamic-url
*
* checkbox adaptation query
* https://wordpress.stackexchange.com/a/102915
*
* form GET and POST
* https://www.formget.com/php-checkbox/
*
* @package Oficina_de_Suport_theme
*/
?>
<?php
if( ! function_exists( 'ofisuport_ajuts_filters_form' ) ):
function ofisuport_ajuts_filters_form() {
?>
<div id="archive-filters" class="ofisuport-filters">
<?php
// output all possible values of a checkbox
$groupkey = "group_63ab636898703"; // write here the key for the group of fields from acf
if( $groupkey ) {
?>
<?php // start the form ?>
<form id="form-ajuts" name="search-ajuts">
<?php
$groupkey_fields = acf_get_fields($groupkey);
foreach( $groupkey_fields as $field_key ) {
if( $field_key['type'] == 'checkbox' ){
// https://wordpress.stackexchange.com/a/102915
$fields = get_field_object($field_key['key']);
if( $fields ) {
// check for values from meta fields db in url
foreach( $GLOBALS['my_query_filters'] as $key => $fieldname ) {
// check for values in url and get value if available
if( isset($_GET[ $fieldname ]) ) {
$filteredvalues['value'] = explode(',', $_GET[ $fieldname ]);
//$filteredvalues['value'] = ($_GET[ $fieldname ]);
};
//end check for values in url
// construct the checkboxes
if( $fieldname == $fields['name']) {
?>
<section id="fund-filter-<?php echo $fields['name']; ?>" class="<?php echo $fields['name']; ?>">
<h5><?php echo $fields['label'];?></h5>
<?php foreach( $fields['choices'] as $choicevalue => $choicelabel ) { ?>
<div class="filter" data-filter="<?php echo $fields['name'];?>">
<input
class="ofisuport-filter"
type="checkbox"
<?php if( in_array($choicevalue,$filteredvalues['value']) ) { echo 'checked';}; ?>
value="<?php echo $choicevalue ?>"
name="<?php echo $fields['name'];?>" />
<label for="<?php echo $choicevalue; ?>"><?php echo $choicelabel;?></label>
</div>
<?php };//end foreach fields['choices'] ?>
</section>
<?php }; //end if fieldname == fields['name'] ?>
<?php // end of construct checkboxes ?>
<?php }; // end check for values from meta fields db in url ?>
<?php }; //end if field_key['key'] ?>
<?php }; //end if type checkbox ?>
<?php }; //end foreach groupkey field ?>
<p><b>Results:</b> <span id="results"></span></p>
<button type="submit" class="button-more">enviar</button>
</form>
<?php //close the form and subit ?>
<?php }; //end if groupkey ?>
</div>
<script type="text/javascript">
//https://wordpress.stackexchange.com/questions/383599/form-checkbox-value-going-to-dynamic-url
// sample form on submiit
//
(function($){
$('#form-ajuts').on('submit', function(e) {
// prevent default
e.preventDefault();
// set empty submission object
let submission = {};
// for each of this form submit event target object entries as key/field
for (const [key, field] of Object.entries(e.target)) {
// if object entry (field) has a name attribute
if (field.name) {
// if field type is
if (field.type === 'checkbox') {
// set field name as array
submission[field.name] = [];
// if checkbox is checked
if (field.checked) {
// add name/value to submission object
submission[field.name].push(field.value);
}
} else if (field.value) {
// add name/value to submission object
submission[field.name] = field.value;
}
}
}
// now let loop through our submission and check for arrays
for (const [name, value] of Object.entries(submission)) {
// if submission value is array
//if (Array.isArray(value)) {
// let convert array to string
//submission[name] = value.join(',');
//}
}
// convert submission object to url safe params string
let submission_url_params = $.param(submission);
// if we have submission params
if(submission_url_params) {
// success actions
// create our submission action url
let submission_url_action = this.action + (submission_url_params ? '?' + submission_url_params : '');
// un-comment this to actually fire the form submission
window.location.href = submission_url_action;
// else no submission params
} else {
// no submission data actions
}
});
});
</script>
<?php
}; //end ofisuport_display_filters()
endif; // end if ! functionexists
?>

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@ -1,6 +1,15 @@
<?php
/**
* Makes a filter for the custom post type ajut and its custom fields
*
* references:
* basic start
* https://www.advancedcustomfields.com/resources/creating-wp-archive-custom-field-filter/
*
* checkbox adaptation query filter
* https://barn2.com/blog/querying-posts-by-custom-field-acf/#array-based-fields
*
* @package Oficina_de_Suport_theme
*/
// define the filter fields

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@ -69,3 +69,4 @@ include( OFISUPORT_WPPLUGIN_PATH . 'includes/custom-post-type-ajuts.php');
include( OFISUPORT_WPPLUGIN_PATH . 'includes/custom-field-ajuts-filter.php');
include( OFISUPORT_WPPLUGIN_PATH . 'includes/custom-field-ajuts-filter-function-frontend.php');