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eme-formfields.php
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<?php
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
function eme_new_formfield() {
$formfield = [
'field_type' => 'text',
'field_name' => '',
'field_values' => '',
'field_tags' => '',
'admin_values' => '',
'admin_tags' => '',
'field_attributes' => '',
'field_purpose' => '',
'field_condition' => '',
'field_required' => 0,
'export' => 0,
'extra_charge' => 0,
'searchable' => 0,
];
return $formfield;
}
function eme_formfields_page() {
global $wpdb;
if ( ! current_user_can( get_option( 'eme_cap_forms' ) ) && isset( $_REQUEST['eme_admin_action'] ) ) {
$message = __( 'You have no right to update form fields!', 'events-made-easy' );
eme_formfields_table_layout( $message );
return;
}
if ( isset( $_GET['eme_admin_action'] ) && $_GET['eme_admin_action'] == 'edit_formfield' ) {
// edit formfield
$field_id = intval( $_GET['field_id'] );
eme_formfields_edit_layout( $field_id );
return;
}
if ( isset( $_POST['eme_admin_action'] ) && $_POST['eme_admin_action'] == 'add_formfield' ) {
check_admin_referer( 'eme_admin', 'eme_admin_nonce' );
eme_formfields_edit_layout();
return;
}
// Insert/Update/Delete Record
$formfields_table = EME_DB_PREFIX . EME_FORMFIELDS_TBNAME;
$validation_result = '';
$message = '';
if ( isset( $_POST['eme_admin_action'] ) ) {
check_admin_referer( 'eme_admin', 'eme_admin_nonce' );
if ( $_POST['eme_admin_action'] == 'do_editformfield' ) {
$formfield = [];
$field_id = intval( $_POST['field_id'] );
$formfield['field_name'] = trim( eme_sanitize_request( $_POST['field_name'] ) );
$formfield['field_type'] = trim( eme_esc_html( eme_sanitize_request( $_POST['field_type'] ) ) );
$formfield['extra_charge'] = intval( $_POST['extra_charge'] );
$formfield['searchable'] = intval( $_POST['searchable'] );
$formfield['field_required'] = intval( $_POST['field_required'] );
if ( eme_is_multifield( $formfield['field_type'] ) ) {
if (eme_is_empty_string($_POST['field_values'] )) {
$field_values_arr = array();
} else {
$field_values_arr = eme_sanitize_request( eme_convert_multi2array(eme_convert_array2multi(eme_text_split_newlines( $_POST['field_values'] ) )));
}
if (eme_is_empty_string($_POST['field_tags'] )) {
$field_tags_arr = array();
} else {
$field_tags_arr = eme_sanitize_request( eme_convert_multi2array(eme_convert_array2multi( eme_text_split_newlines( $_POST['field_tags'] ) )));
}
if (eme_is_empty_string($_POST['admin_values'] )) {
$admin_values_arr = array();
} else {
$admin_values_arr = eme_sanitize_request( eme_convert_multi2array(eme_convert_array2multi( eme_text_split_newlines( $_POST['admin_values'] ) )));
}
if (eme_is_empty_string($_POST['admin_tags'] )) {
$admin_tags_arr = array();
} else {
$admin_tags_arr = eme_sanitize_request( eme_convert_multi2array(eme_convert_array2multi( eme_text_split_newlines( $_POST['admin_tags'] ) )));
}
// some sanity checks
if (empty($field_values_arr)) {
$message = "<div id='message' class='eme-message-error'>".__( 'Error: the field value can not be empty for this type of field.', 'events-made-easy' )."</div>";
eme_formfields_edit_layout( $field_id, $message, $formfield );
return;
}
if (eme_array_has_dupes($field_values_arr) || eme_array_has_dupes($admin_values_arr)) {
$message = "<div id='message' class='eme-message-error'>".__( 'Error: the field values need to be unique for this type of field.', 'events-made-easy' )."</div>";
eme_formfields_edit_layout( $field_id, $message, $formfield );
return;
}
if (eme_array_has_dupes($field_tags_arr) || eme_array_has_dupes($admin_tags_arr)) {
$message = "<div id='message' class='eme-message-error'>".__( 'Error: the field tags need to be unique for this type of field.', 'events-made-easy' )."</div>";
eme_formfields_edit_layout( $field_id, $message, $formfield );
return;
}
if (! empty( $field_tags_arr ) && count( $field_values_arr ) != count( $field_tags_arr ) ) {
$message = "<div id='message' class='eme-message-error'>".__( 'Error: if you specify field tags, there need to be exact the same amount of tags as values.', 'events-made-easy' )."</div>";
eme_formfields_edit_layout( $field_id, $message, $formfield );
return;
}
if (! empty( $admin_tags_arr ) && count( $admin_values_arr ) != count( $admin_tags_arr ) ) {
$message = "<div id='message' class='eme-message-error'>".__( 'Error: if you specify field tags, there need to be exact the same amount of tags as values.', 'events-made-easy' )."</div>";
eme_formfields_edit_layout( $field_id, $message, $formfield );
return;
}
$formfield['field_values'] = eme_convert_array2multi( $field_values_arr );
$formfield['field_tags'] = eme_convert_array2multi( $field_tags_arr );
$formfield['admin_values'] = eme_convert_array2multi( $admin_values_arr );
$formfield['admin_tags'] = eme_convert_array2multi( $admin_tags_arr );
} else {
$formfield['field_values'] = trim( eme_sanitize_request( $_POST['field_values'] ) );
$formfield['field_tags'] = trim( eme_sanitize_request( $_POST['field_tags'] ) );
$formfield['admin_values'] = trim( eme_sanitize_request( $_POST['admin_values'] ) );
$formfield['admin_tags'] = trim( eme_sanitize_request( $_POST['admin_tags'] ) );
}
$formfield['field_attributes'] = trim( eme_sanitize_request( $_POST['field_attributes'] ) );
// for updates the field_purpose can be empty, so check for this
if ( ! empty( $_POST['field_purpose'] ) ) {
$formfield['field_purpose'] = trim( eme_sanitize_request( $_POST['field_purpose'] ) );
}
// condition can be null if there was a group assigned and the group got deleted, so let's check for that too
// we also remove group:0 from the array in case other groups are choosen too
if ( ! empty( $_POST['field_condition'] ) && is_array( $_POST['field_condition'] ) ) {
$condition_arr = eme_sanitize_request( $_POST['field_condition'] );
//Remove element by value using unset()
$key = array_search( 'group:0', $condition_arr );
if ( $key !== false ) {
unset( $condition_arr[ $key ] );
}
$formfield['field_condition'] = join( ',', eme_sanitize_request( $condition_arr ) );
}
if ( empty( $formfield['field_condition'] ) ) {
$formfield['field_condition'] = 'group:0';
}
if ( $formfield['field_type'] == 'file' || $formfield['field_type'] == 'multifile' || $formfield['field_purpose'] != 'people' ) {
$formfield['export'] = 0;
} elseif ( isset( $_POST['export'] ) ) {
$formfield['export'] = intval( $_POST['export'] );
} else {
$formfield['export'] = 0;
}
if ( $formfield['field_type'] == 'file' || $formfield['field_type'] == 'multifile' ) {
// files are not stored in the db, so we can't search on them
$formfield['searchable'] = 0;
// for type file, we only accept integers here
// since we use that as max size
if ( ! empty( $formfield['admin_values'] ) ) {
$formfield['admin_values'] = intval( $formfield['admin_values'] );
}
if ( ! empty( $formfield['field_values'] ) ) {
$formfield['field_values'] = intval( $formfield['field_values'] );
}
}
if ( $field_id > 0 ) {
$validation_result = $wpdb->update( $formfields_table, $formfield, [ 'field_id' => $field_id ] );
if ( $validation_result !== false ) {
$message = __( 'Successfully edited the field', 'events-made-easy' );
} else {
$message = __( 'There was a problem editing the field', 'events-made-easy' );
}
if ( get_option( 'eme_stay_on_edit_page' ) || $validation_result === false ) {
eme_formfields_edit_layout( $field_id, $message );
return;
}
} else {
$validation_result = $wpdb->insert( $formfields_table, $formfield );
if ( $validation_result !== false ) {
$new_field_id = $wpdb->insert_id;
$message = __( 'Successfully added the field', 'events-made-easy' );
} else {
$message = __( 'There was a problem adding the field', 'events-made-easy' );
}
if ( get_option( 'eme_stay_on_edit_page' ) || $validation_result === false ) {
eme_formfields_edit_layout( $new_field_id, $message );
return;
}
}
}
}
eme_formfields_table_layout( $message );
}
function eme_formfields_table_layout( $message = '' ) {
global $plugin_page;
$field_types = eme_get_fieldtypes();
$field_purposes = eme_get_fieldpurpose();
$nonce_field = wp_nonce_field( 'eme_admin', 'eme_admin_nonce', false, false );
$destination = admin_url( "admin.php?page=$plugin_page" );
if ( empty( $message ) ) {
$hidden_class = 'eme-hidden';
} else {
$hidden_class = '';
}
?>
<div class="wrap nosubsub">
<div id="poststuff">
<div id="icon-edit" class="icon32">
</div>
<div id="formfields-message" class="notice is-dismissible eme-message-admin <?php echo $hidden_class; ?>">
<p><?php echo $message; ?></p>
</div>
<h1><?php esc_html_e( 'Add custom field', 'events-made-easy' ); ?></h1>
<div class="wrap">
<form id="formfields-new" method="post" action="<?php echo $destination; ?>">
<?php echo $nonce_field; ?>
<input type="hidden" name="eme_admin_action" value="add_formfield">
<input type="submit" class="button-primary" name="submit" value="<?php esc_html_e( 'Add custom field', 'events-made-easy' ); ?>">
</form>
</div>
<h1><?php esc_html_e( 'Manage custom fields', 'events-made-easy' ); ?></h1>
<form action="#" method="post">
<?php echo eme_ui_select( '', 'search_type', $field_types, __( 'Any', 'events-made-easy' ) ); ?>
<?php echo eme_ui_select( '', 'search_purpose', $field_purposes, __( 'Any', 'events-made-easy' ) ); ?>
<input type="search" name="search_name" id="search_name" placeholder="<?php esc_html_e( 'Field name', 'events-made-easy' ); ?>" class="eme_searchfilter" size=10>
<button id="FormfieldsLoadRecordsButton" class="button-secondary action"><?php esc_html_e( 'Filter fields', 'events-made-easy' ); ?></button>
</form>
<div id="bulkactions">
<form id='formfields-form' action="#" method="post">
<?php echo $nonce_field; ?>
<select id="eme_admin_action" name="eme_admin_action">
<option value="" selected="selected"><?php esc_html_e( 'Bulk Actions', 'events-made-easy' ); ?></option>
<option value="deleteFormfields"><?php esc_html_e( 'Delete selected fields', 'events-made-easy' ); ?></option>
</select>
<button id="FormfieldsActionsButton" class="button-secondary action"><?php esc_html_e( 'Apply', 'events-made-easy' ); ?></button>
<span class="rightclickhint" id="colvis">
<?php esc_html_e( 'Hint: rightclick on the column headers to show/hide columns', 'events-made-easy' ); ?>
</span>
</form>
</div>
<div id="FormfieldsTableContainer"></div>
</div>
</div>
<?php
}
function eme_formfields_edit_layout( $field_id = 0, $message = '', $t_formfield = [] ) {
global $plugin_page;
$field_types = eme_get_fieldtypes();
$field_purposes = eme_get_fieldpurpose();
$groups = eme_get_static_groups();
$peoplefieldconditions = [];
$peoplefieldconditions['group:0'] = __( 'Show for all people', 'events-made-easy' );
foreach ( $groups as $group ) {
$peoplefieldconditions[ 'group:' . $group['group_id'] ] = $group['name'];
}
$nonce_field = wp_nonce_field( 'eme_admin', 'eme_admin_nonce', false, false );
if ( $field_id > 0 ) {
$used = eme_check_used_formfield( $field_id );
$formfield = eme_get_formfield( $field_id );
$h1_string = __( 'Edit field', 'events-made-easy' );
$action_string = __( 'Update field', 'events-made-easy' );
} else {
$used = 0;
$formfield = eme_new_formfield();
$h1_string = __( 'Create field', 'events-made-easy' );
$action_string = __( 'Add field', 'events-made-easy' );
}
if ( ! empty( $t_formfield ) ) {
$formfield = array_merge( $formfield, $t_formfield );
}
$layout = "
<div class='wrap'>
<div id='icon-edit' class='icon32'>
</div>
<h1>" . $h1_string . '</h1>';
if ( $message != '' ) {
$layout .= "
<div id='message' class='updated notice notice-success is-dismissible'>
<p>$message</p>
</div>";
}
if ( $used ) {
$layout .= "
<div id='eme_formfield_warning' class='updated below-h1 eme-message-admin'>
<p>" . __( 'Warning: this field is already used in RSVP replies, member signups, event or location definitions. Changing the field type or values might result in unwanted side effects.', 'events-made-easy' ) . '</p>
</div>';
}
$layout .= "
<div id='ajax-response'></div>
<form name='edit_formfield' id='edit_formfield' method='post' action='" . admin_url( "admin.php?page=$plugin_page" ) . "' class='validate'>
<input type='hidden' name='eme_admin_action' value='do_editformfield'>
$nonce_field
<input type='hidden' name='field_id' value='" . $field_id . "'>
<table class='form-table'>
<tr class='form-field'>
<th scope='row' style='vertical-align:top'><label for='field_name'>" . __( 'Field name', 'events-made-easy' ) . "</label></th>
<td><input name='field_name' id='field_name' type='text' value='" . eme_esc_html( $formfield['field_name'] ) . "' size='40' required='required'></td>
</tr>
<tr class='form-field'>
<th scope='row' style='vertical-align:top'><label for='field_type'>" . __( 'Field type', 'events-made-easy' ) . '</label></th>
<td>' . eme_ui_select( $formfield['field_type'], 'field_type', $field_types ) . '
<br>' . __( "For the types 'Date (JS)','Datetime (JS)' and 'Time (JS)' you can optionally enter a custom date format in 'HTML Field attributes' to be used when the field is shown.", 'events-made-easy' ) . '
<br>' . __( "For the type 'File' you can optionally enter a maximum upload size in MB in 'Field values'.", 'events-made-easy' ) . "
</td>
</tr>
<tr class='form-field'>
<th scope='row' style='vertical-align:top'><label for='field_purpose'>" . __( 'Field purpose', 'events-made-easy' ) . '</label></th>
';
if ( ! $used || in_array( $formfield['field_purpose'], [ 'generic', 'rsvp', 'members' ] ) ) {
if ( in_array( $formfield['field_purpose'], [ 'rsvp', 'members' ] ) ) {
// for members or rsvp field: allow to change between those and generic
unset( $field_purposes['events'] );
unset( $field_purposes['locations'] );
unset( $field_purposes['memberships'] );
unset( $field_purposes['people'] );
}
$layout .= '
<td>' . eme_ui_select( $formfield['field_purpose'], 'field_purpose', $field_purposes ) . '
<br>' . __( "If you select 'RSVP field', 'People field' or 'Members field', this field will show up as an extra column in the overview table for bookings, people or members. Selecting 'Generic' will cause it to show up in the overview table for bookings or members.", 'events-made-easy' ) . '
<br>' . __( "If you select 'People field' you can add a condition to this field, meaning that if the person is in the group you selected in the condition, this is an extra field that will then be available to fill out for that person. This allows you to put people in e.g. a Volunteer group and then ask for more volunteer info.", 'events-made-easy' ) . '
<br>' . __( "If you select 'People field' and use this field in a RSVP or membership form, the info will be stored to the person, so you can ask for extra personal info when someone signs up. When editing the person, those fields will then be visible.", 'events-made-easy' ) . '
<br>' . __( "If you select 'Events field', 'Locations field' or 'Memberships field', this field will be used in the definition of the event, location or membership. Warning: this is unrelated to the use of custom fields in RSVP forms, so if you don't intend to use this field in the definition of events, locations or memberships, don't select this.", 'events-made-easy' ) . '
</td>';
} else {
$layout .= '<td>' . eme_get_fieldpurpose( $formfield['field_purpose'] );
$layout .= "<input type='hidden' name='field_purpose' id='field_purpose' value='" . $formfield['field_purpose'] . "'></td>";
}
$field_condition_arr = explode( ',', $formfield['field_condition'] );
$layout .= "
</tr>
<tr id='tr_export' class='form-field'>
<th scope='row' style='vertical-align:top'><label for='export'>" . __( 'Include in CSV export', 'events-made-easy' ) . '</label></th>
<td>' . eme_ui_select_binary( $formfield['export'], 'export' ) . '
<br>' . __( 'Include this field in the CSV export for bookings.', 'events-made-easy' ) . "
</td>
</tr>
<tr id='tr_field_condition' class='form-field'>
<th scope='row' style='vertical-align:top'><label for='field_condition'>" . __( 'Field condition', 'events-made-easy' ) . '</label></th>
<td>' . eme_ui_multiselect( $field_condition_arr, 'field_condition', $peoplefieldconditions, 5, '', 0, ' eme_select2_width50_class' ) . '
<br>' . __( 'Only show this field if the person is member of the selected group. Leave empty to add this field to all people.', 'events-made-easy' ) . "
</td>
</tr>
<tr class='form-field'>
<th scope='row' style='vertical-align:top'><label for='field_required'>" . __( 'Required field', 'events-made-easy' ) . '</label></th>
<td>' . eme_ui_select_binary( $formfield['field_required'], 'field_required' ) . '
<br>' . __( 'Use this if the field is required to be filled out.', 'events-made-easy' ) . '
<br>' . __( 'This overrides the use of "#REQ" when defining a field in a form.', 'events-made-easy' ) . "
</tr>
<tr id='tr_searchable' class='form-field'>
<th scope='row' style='vertical-align:top'><label for='searchable'>" . __( 'Searchable or sortable', 'events-made-easy' ) . '</label></th>
<td>' . eme_ui_select_binary( $formfield['searchable'], 'searchable' ) . '
<br>' . __( 'When defining a custom field, it is also used in the administration interface for events, locations, people, members (depending on its purpose).', 'events-made-easy' ) . '
<br>' . __( 'However, being able to search or sort on such a field is more heavy on the database, that is why by default this parameter is set to "No".', 'events-made-easy' ) . '
<br>' . __( 'If you want to search or sort on such a field, set this parameter to "Yes".', 'events-made-easy' ) . "
</tr>
<tr id='tr_extra_charge' class='form-field'>
<th scope='row' style='vertical-align:top'><label for='extra_charge'>" . __( 'Extra charge', 'events-made-easy' ) . '</label></th>
<td>' . eme_ui_select_binary( $formfield['extra_charge'], 'extra_charge' ) . '
<br>' . __( 'Use this if the field indicates an extra charge to the total price (can be negative to indicate a discount), in which case you should also set the field value to the charge.', 'events-made-easy' ) . '
<br>' . __( 'For multivalue fields (like e.g. dropdown) the field values should indicate the price for that selection (and the price needs to be unique).', 'events-made-easy' ) . '
<br>' . __( "This is ignored for fields with purpose 'Events field', 'Locations field' or 'Memberships field'", 'events-made-easy' ) . "
</tr>
<tr id='tr_field_values' class='form-field'>
<th scope='row' style='vertical-align:top'><label for='field_values'>" . __( 'Field values', 'events-made-easy' ) . '</label></th>';
if ( eme_is_multifield( $formfield['field_type'] ) ) {
$value = str_replace( '||', "\n", eme_esc_html( $formfield['field_values'] ) );
// textarea should always start with a newline, but this causes an empty first line to be removed, so we add an extra newline
$layout .= "<td><textarea name='field_values' id='field_values'>\n$value</textarea>";
} else {
$layout .= "<td><input name='field_values' id='field_values' type='text' value='" . eme_esc_html( $formfield['field_values'] ) . "' size='40'>";
}
$layout .= '
<br>' . __( 'Enter here the default value a field should have, or for multivalue field types enter the list of values.', 'events-made-easy' ) . '
<br>' . __( 'For multivalue field types (like Drop Down), either use "||" to separate the different values (e.g.: a1||a2||a3), put one value per line (only possible when editing the custom field), or use a combination of both notations.', 'events-made-easy' ) . ' ' . __( 'If you want to start your custom dropdown field with an empty value, start with "||" (for example: "||a1||a2||a3") or start with an empty line (only possible when editing the custom field).', 'events-made-easy' ) . '
<br>' . __( "For the types 'Date (Javascript)', 'Datetime (Javascript)' and 'Time (Javascript)' you can optionally mention the string 'NOW', which will make sure the field uses the current date and/or time the moment it is shown.", 'events-made-easy' ) . '
<br>' . __( "For the type 'File' you can optionally enter a maximum upload size in MB.", 'events-made-easy' ) . "
</td>
</tr>
<tr id='tr_field_tags' class='form-field'>
<th scope='row' style='vertical-align:top'><label for='field_tags'>" . __( 'Field tags', 'events-made-easy' ) . '</label></th>';
if ( eme_is_multifield( $formfield['field_type'] ) ) {
$value = str_replace( '||', "\n", eme_esc_html( $formfield['field_tags'] ) );
// textarea should always start with a newline, but this causes an empty first line to be removed, so we add an extra newline
$layout .= "<td><textarea name='field_tags' id='field_tags'>\n$value</textarea>";
} else {
$layout .= "<td><input name='field_tags' id='field_tags' type='text' value='" . eme_esc_html( $formfield['field_tags'] ) . "' size='40'>";
}
$layout .= '
<br>' . __( 'This option determines the "visible" value people will see for the field.', 'events-made-easy' ) . '
<br>' . __( 'For multivalue fields, you can here enter the "visible" tag people will see per value (so, if "Field values" contain e.g. "a1||a2||a3", you can use here e.g. "Text a1||Text a2||Text a3").', 'events-made-easy' ) . '
<br>' . __( 'If left empty, the field values will be used (so the visible tag equals the value).', 'events-made-easy' ) . "
</td>
</tr>
<tr id='tr_admin_values' class='form-field'>
<th scope='row' style='vertical-align:top'><label for='admin_values'>" . __( 'Admin Field values', 'events-made-easy' ) . '</label></th>';
if ( eme_is_multifield( $formfield['field_type'] ) ) {
$value = str_replace( '||', "\n", eme_esc_html( $formfield['admin_values'] ) );
// textarea should always start with a newline, but this causes an empty first line to be removed, so we add an extra newline
$layout .= "<td><textarea name='admin_values' id='admin_values'>\n$value</textarea>";
} else {
$layout .= "<td><input name='admin_values' id='admin_values' type='text' value='" . eme_esc_html( $formfield['admin_values'] ) . "' size='40'>";
}
$layout .= '
<br>' . __( 'If you want a bigger number of choices for e.g. dropdown fields in the admin interface, enter the possible values here', 'events-made-easy' ) . '
<br>' . __( "For the type 'File' you can optionally enter a maximum upload size in MB.", 'events-made-easy' ) . "
</td>
</tr>
<tr id='tr_admin_tags' class='form-field'>
<th scope='row' style='vertical-align:top'><label for='admin_tags'>" . __( 'Admin Field tags', 'events-made-easy' ) . '</label></th>';
if ( eme_is_multifield( $formfield['field_type'] ) ) {
$value = str_replace( '||', "\n", eme_esc_html( $formfield['admin_tags'] ) );
// textarea should always start with a newline, but this causes an empty first line to be removed, so we add an extra newline
$layout .= "<td><textarea name='admin_tags' id='admin_tags'>\n$value</textarea>";
} else {
$layout .= "<td><input name='admin_tags' id='admin_tags' type='text' value='" . eme_esc_html( $formfield['admin_tags'] ) . "' size='40'>";
}
$layout .= '
<br>' . __( 'If you want a bigger number of choices for e.g. dropdown fields in the admin interface, enter the possible tags here', 'events-made-easy' ) . "
</td>
</tr>
<tr id='tr_field_attributes' class='form-field'>
<th scope='row' style='vertical-align:top'><label for='field_attributes'>" . __( 'HTML field attributes', 'events-made-easy' ) . "</label></th>
<td><input name='field_attributes' id='field_attributes' type='text' value='" . eme_esc_html( $formfield['field_attributes'] ) . "' size='40'>
<br>" . __( 'Here you can specify extra html attributes for your field (like size, maxlength, pattern, ...).', 'events-made-easy' ) . '
<br>' . __( "For the types 'Date (Javascript)', 'Datetime (Javascript)' and 'Time (Javascript)' enter a valid PHP-format of the date you like to see when entering/showing the value (unrecognized characters in the format will cause the result to be empty). If left empty, the WordPress settings for date format will be used.", 'events-made-easy' ) . "
</td>
</tr>
</table>
<p class='submit'><input type='submit' class='button-primary' name='submit' value='" . $action_string . "'></p>
</form>
</div>
<p>" . __( 'For more information about form fields, see ', 'events-made-easy' ) . "<a target='_blank' href='https://www.e-dynamics.be/wordpress/?cat=44'>" . __( 'the documentation', 'events-made-easy' ) . '</a></p>
';
echo $layout;
}
function eme_get_dyndata_conditions() {
$data = [
'eq' => __( 'equal to', 'events-made-easy' ),
'ne' => __( 'not equal to', 'events-made-easy' ),
'lt' => __( 'lower than', 'events-made-easy' ),
'gt' => __( 'greater than', 'events-made-easy' ),
'ge' => __( 'greater than or equal to', 'events-made-easy' ),
'contains' => __( 'contains', 'events-made-easy' ),
'notcontains' => __( 'does not contain', 'events-made-easy' ),
'incsv' => __( 'CSV list contains', 'events-made-easy' ),
'notincsv' => __( 'CSV list does not contain', 'events-made-easy' ),
];
return $data;
}
function eme_get_used_formfield_ids() {
global $wpdb;
$table = EME_DB_PREFIX . EME_ANSWERS_TBNAME;
return $wpdb->get_col( "SELECT DISTINCT field_id FROM $table" );
}
function eme_check_used_formfield( $field_id ) {
global $wpdb;
$table = EME_DB_PREFIX . EME_ANSWERS_TBNAME;
$query = $wpdb->prepare( "SELECT COUNT(*) FROM $table WHERE field_id=%d", $field_id );
$count = $wpdb->get_var( $query );
$table = EME_DB_PREFIX . EME_EVENTS_CF_TBNAME;
$query = $wpdb->prepare( "SELECT COUNT(*) FROM $table WHERE field_id=%d", $field_id );
$count += $wpdb->get_var( $query );
$table = EME_DB_PREFIX . EME_LOCATIONS_CF_TBNAME;
$query = $wpdb->prepare( "SELECT COUNT(*) FROM $table WHERE field_id=%d", $field_id );
$count += $wpdb->get_var( $query );
return $count;
}
function eme_get_formfields( $ids = '', $purpose = '' ) {
global $wpdb;
$formfields_table = EME_DB_PREFIX . EME_FORMFIELDS_TBNAME;
$where = '';
$where_arr = [];
if ( ! empty( $ids ) && eme_is_list_of_int( $ids ) ) {
$where_arr[] = "field_id IN ($ids)";
}
if ( ! empty( $purpose ) ) {
$purposes = explode( ',', $purpose );
$purposes_arr = [];
foreach ( $purposes as $tmp_p ) {
$purposes_arr[] = "field_purpose='" . esc_sql( $tmp_p ) . "'";
}
$where_arr[] = '(' . join( ' OR ', $purposes_arr ) . ')';
}
if ( ! empty( $where_arr ) ) {
$where = 'WHERE ' . join( ' AND ', $where_arr );
}
return $wpdb->get_results( "SELECT * FROM $formfields_table $where", ARRAY_A );
}
function eme_get_searchable_formfields( $purpose = '', $include_generic = 0 ) {
global $wpdb;
$formfields_table = EME_DB_PREFIX . EME_FORMFIELDS_TBNAME;
$where = '';
$where_arr = [];
$where_arr[] = 'searchable=1';
$where_arr[] = "field_type <> 'file' AND field_type <> 'multifile'";
if ( ! empty( $purpose ) ) {
if ( $include_generic ) {
$where_arr[] = "(field_purpose='" . esc_sql( $purpose ) . "' OR field_purpose='generic')";
} else {
$where_arr[] = "field_purpose='" . esc_sql( $purpose ) . "'";
}
}
if ( ! empty( $where_arr ) ) {
$where = 'WHERE ' . join( ' AND ', $where_arr );
}
return $wpdb->get_results( "SELECT * FROM $formfields_table $where", ARRAY_A );
}
function eme_get_formfield( $field_info ) {
global $wpdb;
$formfields_table = EME_DB_PREFIX . EME_FORMFIELDS_TBNAME;
if ( is_numeric( $field_info ) || $field_info == 'performer' ) {
$formfield = wp_cache_get( "eme_formfield $field_info" );
} else {
$formfield = false;
}
if ( $formfield === false ) {
if ( is_numeric( $field_info ) ) {
$sql = $wpdb->prepare( "SELECT * FROM $formfields_table WHERE field_id=%d", $field_info ); // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
} else {
$sql = $wpdb->prepare( "SELECT * FROM $formfields_table WHERE field_name=%s LIMIT 1", $field_info ); // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
}
$formfield = $wpdb->get_row( $sql, ARRAY_A ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
if ( is_numeric( $field_info ) || $field_info == 'performer' ) {
wp_cache_set( "eme_formfield $field_info", $formfield, '', 60 );
}
}
return $formfield;
}
function eme_delete_formfields( $ids_arr ) {
global $wpdb;
$formfields_table = EME_DB_PREFIX . EME_FORMFIELDS_TBNAME;
if ( ! empty( $ids_arr ) && eme_is_numeric_array( $ids_arr ) ) {
$ids_list = implode(',', $ids_arr);
$validation_result = $wpdb->query( "DELETE FROM $formfields_table WHERE field_id IN ($ids_list)" ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
if ( $validation_result !== false ) {
$answers_table = EME_DB_PREFIX . EME_ANSWERS_TBNAME;
$wpdb->query( "DELETE FROM $answers_table WHERE field_id IN ($ids_list)" ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
$events_customfields_table = EME_DB_PREFIX . EME_EVENTS_CF_TBNAME;
$wpdb->query( "DELETE FROM $events_customfields_table WHERE field_id IN ($ids_list)" ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
$locations_customfields_table = EME_DB_PREFIX . EME_LOCATIONS_CF_TBNAME;
$wpdb->query( "DELETE FROM $locations_customfields_table WHERE field_id IN ($ids_list)" ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
$memberships_customfields_table = EME_DB_PREFIX . EME_MEMBERSHIPS_CF_TBNAME;
$wpdb->query( "DELETE FROM $memberships_customfields_table WHERE field_id IN ($ids_list)" ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
return true;
} else {
return false;
}
} else {
return false;
}
}
function eme_get_fieldpurpose( $purpose = '' ) {
$uses = [
'generic' => __( 'Generic', 'events-made-easy' ),
'events' => __( 'Events field', 'events-made-easy' ),
'locations' => __( 'Locations field', 'events-made-easy' ),
'rsvp' => __( 'RSVP field', 'events-made-easy' ),
'people' => __( 'People field', 'events-made-easy' ),
'members' => __( 'Members field', 'events-made-easy' ),
'memberships' => __( 'Memberships field', 'events-made-easy' ),
];
if ( $purpose ) {
if ( isset( $uses[ $purpose ] ) ) {
return $uses[ $purpose ];
} else {
return $uses['generic'];
}
} else {
return $uses;
}
}
function eme_get_fieldtypes() {
$types = [
'text' => __( 'Text', 'events-made-easy' ),
'textarea' => __( 'Textarea', 'events-made-easy' ),
'dropdown' => __( 'Dropdown', 'events-made-easy' ),
'dropdown_multi' => __( 'Dropdown (multiple)', 'events-made-easy' ),
'radiobox' => __( 'Radiobox', 'events-made-easy' ),
'radiobox_vertical' => __( 'Radiobox (vertical)', 'events-made-easy' ),
'checkbox' => __( 'Checkbox', 'events-made-easy' ),
'checkbox_vertical' => __( 'Checkbox (vertical)', 'events-made-easy' ),
'password' => __( 'Password', 'events-made-easy' ),
'hidden' => __( 'Hidden', 'events-made-easy' ),
'readonly' => __( 'Readonly', 'events-made-easy' ),
'file' => __( 'File upload', 'events-made-easy' ),
'multifile' => __( 'Multiple files upload', 'events-made-easy' ),
'date_js' => __( 'Date (Javascript)', 'events-made-easy' ),
'date' => __( 'Date (HTML5)', 'events-made-easy' ),
'datetime_js' => __( 'Datetime (Javascript)', 'events-made-easy' ),
'datetime-local' => __( 'Datetime-local (HTML5)', 'events-made-easy' ),
'month' => __( 'Month (HTML5)', 'events-made-easy' ),
'week' => __( 'Week (HTML5)', 'events-made-easy' ),
'time' => __( 'Time (HTML5)', 'events-made-easy' ),
'time_js' => __( 'Time (Javascript)', 'events-made-easy' ),
'color' => __( 'Color (HTML5)', 'events-made-easy' ),
'email' => __( 'Email (HTML5)', 'events-made-easy' ),
'number' => __( 'Number (HTML5)', 'events-made-easy' ),
'range' => __( 'Range (HTML5)', 'events-made-easy' ),
'tel' => __( 'Tel (HTML5)', 'events-made-easy' ),
'url' => __( 'Url (HTML5)', 'events-made-easy' ),
];
return $types;
}
function eme_get_fieldtype( $type ) {
$fieldtypes = eme_get_fieldtypes();
return $fieldtypes[ $type ];
}
function eme_is_multifield( $type ) {
return in_array( $type, [ 'dropdown', 'dropdown_multi', 'radiobox', 'radiobox_vertical', 'checkbox', 'checkbox_vertical' ] );
}
function eme_get_formfield_html( $formfield, $field_name, $entered_val, $required, $class = '', $ro = 0, $force_single = 0, $force_edit = 0 ) {
if ( empty( $formfield ) ) {
return;
}
$simple_fieldname = 'FIELD' . $formfield['field_id'];
if ( empty( $field_name ) ) {
$field_name = $simple_fieldname;
}
$field_name = wp_strip_all_tags( $field_name );
if ( eme_is_admin_request() && has_filter( 'eme_admin_field_value_filter' ) ) {
$entered_val = apply_filters( 'eme_admin_field_value_filter', $formfield, $field_name, $entered_val );
} elseif ( ! eme_is_admin_request() && has_filter( 'eme_field_value_filter' ) ) {
$entered_val = apply_filters( 'eme_field_value_filter', $formfield, $field_name, $entered_val );
}
if ( ! is_array( $entered_val ) && eme_is_multi( $entered_val ) ) {
$entered_val = eme_convert_multi2array( $entered_val );
}
if ( $ro ) {
$readonly = "readonly='readonly'";
$disabled = "disabled='disabled'";
} else {
$readonly = '';
$disabled = '';
}
if ( $class ) {
$class_att = "class='$class'";
} else {
$class_att = '';
}
if ( $required ) {
$required_att = "required='required'";
} else {
$required_att = '';
}
if ( (eme_is_admin_request() && isset( $_REQUEST['eme_admin_action'] )) || $force_edit ) {
// fields can have a different value for front/backend for multi-fields
if ( ! empty( $formfield['admin_values'] ) ) {
$field_values = $formfield['admin_values'];
} else {
$field_values = $formfield['field_values'];
}
if ( ! empty( $formfield['admin_tags'] ) ) {
$field_tags = $formfield['admin_tags'];
} else {
$field_tags = $formfield['field_tags'];
}
} else {
$field_values = $formfield['field_values'];
$field_tags = $formfield['field_tags'];
}
$field_attributes = $formfield['field_attributes'];
if ( empty( $field_tags ) ) {
$field_tags = $field_values;
}
$html = '';
switch ( $formfield['field_type'] ) {
case 'text':
case 'date':
case 'datetime-local':
case 'month':
case 'week':
case 'time':
case 'color':
case 'email':
case 'number':
case 'range':
case 'tel':
case 'url':
# for text fields
$value = $entered_val;
if ( empty( $value ) ) {
$value = eme_translate( $field_tags );
}
if ( empty( $value ) ) {
$value = $field_values;
}
$value = eme_esc_html( $value );
$html = "<input $readonly $required_att type='" . $formfield['field_type'] . "' name='$field_name' id='$field_name' value='$value' $field_attributes $class_att>";
break;
case 'hidden':
$value = eme_translate( $field_tags );
if ( empty( $value ) ) {
$value = $field_values;
}
$value = eme_esc_html( $value );
if ( eme_is_admin_request() ) {
$html = "<input $readonly $required_att type='text' name='$field_name' id='$field_name' value='$value' $field_attributes $class_att><br>";
$html .= __( 'This is a hidden field, but in the backend it is shown as text so an admin can see its value and optionally change it', 'events-made-easy' );
} else {
$html = "<input $readonly $required_att type='hidden' name='$field_name' id='$field_name' value='$value' $field_attributes $class_att>";
}
break;
case 'password':
$value = eme_esc_html( $entered_val );
#$html = "<input $readonly $required_att type='".$formfield['field_type']."' name='$field_name' id='$field_name' value='$value' $field_attributes $class_att>";
$html = "<input $readonly $required_att type='text' class='eme_passwordfield' autocomplete='off' name='$field_name' id='$field_name' value='$value' $field_attributes $class_att>";
break;
case 'readonly':
$value = eme_esc_html( $entered_val );
if ( empty( $value ) ) {
$value = eme_translate( $field_tags );
}
if ( empty( $value ) ) {
$value = $field_values;
}
$value = eme_esc_html( $value );
$html = "<input readonly='readonly' $required_att type='text' name='$field_name' id='$field_name' value='$value' $field_attributes $class_att>";
break;
case 'dropdown':
# dropdown
$values = eme_convert_multi2array( $field_values );
$tags = eme_convert_multi2array( $field_tags );
$my_arr = [];
// since the values for a dropdown field need not be unique, we give them as an array to be built with eme_ui_select
foreach ( $values as $key => $val ) {
$tag = eme_translate( $tags[ $key ] );
$new_el = [
0 => $val,
1 => $tag,
];
$my_arr[] = $new_el;
}
$html = eme_ui_select( $entered_val, $field_name, $my_arr, '', $required, $class, $field_attributes . ' ' . $disabled );
break;
case 'dropdown_multi':
# dropdown, multiselect
$values = eme_convert_multi2array( $field_values );
$tags = eme_convert_multi2array( $field_tags );
$my_arr = [];
// since the values for a dropdown field need not be unique, we give them as an array to be built with eme_ui_select
foreach ( $values as $key => $val ) {
$tag = eme_translate( $tags[ $key ] );
$new_el = [
0 => $val,
1 => $tag,
];
$my_arr[] = $new_el;
}
// force_single can be 1 (only possible case is in the filterform for now)
if ( $force_single == 1 ) {
$html = eme_ui_select( $entered_val, $field_name, $my_arr, '', $required, $class, $field_attributes . ' ' . $disabled );
} else {
$html = eme_ui_multiselect( $entered_val, $field_name, $my_arr, 5, '', $required, $class . ' eme_select2_width50_class', $field_attributes . ' ' . $disabled );
}
break;
case 'textarea':
# textarea
$value = $entered_val;
if ( empty( $value ) ) {
$value = eme_translate( $field_tags );
}
if ( empty( $value ) ) {
$value = $field_values;
}
$value = eme_esc_html( $value );
$html = "<textarea $class_att $required_att name='$field_name' id='$field_name' $field_attributes $readonly>$value</textarea>";
break;
case 'radiobox':
# radiobox
$values = eme_convert_multi2array( $field_values );
$tags = eme_convert_multi2array( $field_tags );
$my_arr = [];
foreach ( $values as $key => $val ) {
$tag = $tags[ $key ];
$my_arr[ $val ] = eme_translate( $tag );
}
$html = eme_ui_radio( $entered_val, $field_name, $my_arr, true, $required, $class, $field_attributes . ' ' . $disabled );
break;
case 'radiobox_vertical':
# radiobox, vertical
$values = eme_convert_multi2array( $field_values );
$tags = eme_convert_multi2array( $field_tags );
$my_arr = [];
foreach ( $values as $key => $val ) {
$tag = $tags[ $key ];
$my_arr[ $val ] = eme_translate( $tag );
}
$html = eme_ui_radio( $entered_val, $field_name, $my_arr, false, $required, $class, $field_attributes . ' ' . $disabled );
break;
case 'checkbox':
# checkbox
$values = eme_convert_multi2array( $field_values );
$tags = eme_convert_multi2array( $field_tags );
$my_arr = [];
foreach ( $values as $key => $val ) {
$tag = $tags[ $key ];
$my_arr[ $val ] = eme_translate( $tag );
}
// checkboxes can't be made required in the frontend, since that would require all checkboxes to be checked
// so we use a div+jquery to accomplish this
$html = '';
if ( $required ) {
$html = '<div class="eme-checkbox-group-required">';
}
$html .= eme_ui_checkbox( $entered_val, $field_name, $my_arr, true, 0, $class, $field_attributes . ' ' . $disabled );
if ( $required ) {
$html .= '</div>';
}
break;
case 'checkbox_vertical':
# checkbox, vertical
$values = eme_convert_multi2array( $field_values );
$tags = eme_convert_multi2array( $field_tags );
$my_arr = [];
foreach ( $values as $key => $val ) {
$tag = $tags[ $key ];
$my_arr[ $val ] = eme_translate( $tag );
}
// checkboxes can't be made required in the frontend, since that would require all checkboxes to be checked
// so we use a div+jquery to accomplish this
$html = '';
if ( $required ) {
$html = '<div class="eme-checkbox-group-required">';
}
$html .= eme_ui_checkbox( $entered_val, $field_name, $my_arr, false, 0, $class, $field_attributes . ' ' . $disabled );
if ( $required ) {
$html .= '</div>';
}
break;
case 'file':
// file upload
// in the admin interface, no upload is required (otherwise edit will never work as well ...)
if ( eme_is_admin_request() || $force_edit ) {
$required = 0;
$required_att = '';
}
// only simple field names accepted, that way the upload code can stay simple and we don't need to worry about arrays and such
if ( $field_name != $simple_fieldname ) {
// the field_name can be something like an array name, so we remove redundant info (like the field id in it) and keep integers
$clean = preg_replace( "/$simple_fieldname/", '', $field_name );
$indexes = preg_replace( '/[^\d]/i', '', $clean );
$field_name = $simple_fieldname . '_' . $indexes;
}
// if the entered_val is not empty it means the file is already uploaded, so we don't show the form
$html = '<span>';
if ( ! empty( $entered_val ) ) {
$showhide_style = 'style="display:none;"';
} else {
$showhide_style = '';
}
$html .= "<input type='file' $disabled $class_att $required_att name='$field_name' id='$field_name' $showhide_style $field_attributes>";
if ( ! empty( $entered_val ) ) {
foreach ( $entered_val as $file ) {
$html .= eme_get_uploaded_file_linkdelete( $file );
}
}
if ( empty( $entered_val ) ) {
$html .= '<br>';
}
$html .= '</span>';
break;
case 'multifile':
// file upload
// in the admin interface, no upload is required (otherwise edit will never work as well ...)
if ( eme_is_admin_request() || $force_edit ) {
$required = 0;
$required_att = '';
}
// only simple field names accepted, that way the upload code can stay simple and we don't need to worry about arrays and such
if ( $field_name != $simple_fieldname ) {
// the field_name can be something like an array name, so we remove redundant info (like the field id in it) and keep integers
$clean = preg_replace( "/$simple_fieldname/", '', $field_name );
$indexes = preg_replace( '/[^\d]/i', '', $clean );
$field_name = $simple_fieldname . '_' . $indexes;
}
// if the entered_val is not empty it means the file is already uploaded, so we don't show the form
$html = '<span>';
if ( ! empty( $entered_val ) ) {
$showhide_style = 'style="display:none;"';
} else {
$showhide_style = '';
}
$html .= "<input type='file' $disabled $class_att $required_att name='{$field_name}[]' id='$field_name' multiple $showhide_style $field_attributes>";
if ( ! empty( $entered_val ) ) {
foreach ( $entered_val as $file ) {
$html .= eme_get_uploaded_file_linkdelete( $file );
}
}
if ( empty( $entered_val ) ) {
$html .= '<br>';
}
$html .= '</span>';
break;
case 'date_js':
# for date JS field
$value = $entered_val;
if ( empty( $value ) ) {
$value = eme_translate( $field_tags );
}
if ( empty( $value ) ) {
$value = $field_values;
}
if ( $value == 'NOW' ) {
$eme_date_obj = new ExpressiveDate( 'now', EME_TIMEZONE );
$value = $eme_date_obj->getDate();
}
$value = eme_esc_html( $value );
if ( empty( $field_attributes ) ) {
$field_attributes = EME_WP_DATE_FORMAT;
}
$dateformat = $field_attributes;
$html = "<input type='hidden' name='$field_name' id='$field_name' value='$value' $class_att>";
$html .= "<input $required_att readonly='readonly' $disabled type='text' name='dp_{$field_name}' id='dp_{$field_name}' data-date='$value' data-date-format='$dateformat' data-alt-field='#$field_name' class='eme_formfield_fdate $class'>";
break;
case 'datetime_js':
# for datetime JS field
$value = $entered_val;
if ( empty( $value ) ) {
$value = eme_translate( $field_tags );
}
if ( empty( $value ) ) {
$value = $field_values;
}
if ( $value == 'NOW' ) {
$eme_date_obj = new ExpressiveDate( 'now', EME_TIMEZONE );
$value = $eme_date_obj->getDateTime();
}
$value = eme_esc_html( $value );
$js_value = eme_js_datetime( $value, EME_TIMEZONE );
if ( empty( $field_attributes ) ) {
$field_attributes = EME_WP_DATE_FORMAT .' '. EME_WP_TIME_FORMAT;
}
$dateformat = $field_attributes;
$html = "<input type='hidden' name='$field_name' id='$field_name' value='$value' $class_att>";
$html .= "<input $required_att readonly='readonly' $disabled type='text' name='dp_{$field_name}' id='dp_{$field_name}' data-date='$js_value' data-date-format='$dateformat' data-alt-field='#$field_name' class='eme_formfield_fdatetime $class'>";
break;
case 'time_js':
# for time JS field
$value = $entered_val;
if ( empty( $value ) ) {
$value = eme_translate( $field_tags );
}
if ( empty( $value ) ) {
$value = $field_values;
}
if ( $value == 'NOW' ) {
$eme_date_obj = new ExpressiveDate( 'now', EME_TIMEZONE );
$value = $eme_date_obj->getTime();
}
$value = eme_esc_html( $value );
if ( empty( $field_attributes ) ) {
$field_attributes = EME_WP_TIME_FORMAT;
}
$dateformat = $field_attributes;
if ( ! empty( $value ) ) {
$date_obj = ExpressiveDate::createFromFormat( 'H:i:s', $value, ExpressiveDate::parseSuppliedTimezone( EME_TIMEZONE ) );
$value = $date_obj->format( $dateformat );
}
$html = "<input $required_att $disabled name='$field_name' id='$field_name' value='$value' data-time-format='$dateformat' class='eme_formfield_timepicker $class'>";
break;
}
return $html;
}
function eme_replace_eventtaskformfields_placeholders( $format, $task, $event ) {
$used_spaces = eme_count_task_approved_signups( $task['task_id'] );
$free_spaces = $task['spaces'] - $used_spaces;