/**
* Retrieve the default setting values
* @return array
*/
function code_snippets_get_default_settings()
{
static $defaults;
if (isset($defaults)) {
return $defaults;
}
$defaults = array();
foreach (code_snippets_get_settings_fields() as $section_id => $fields) {
$defaults[$section_id] = array();
foreach ($fields as $field_id => $field_atts) {
$defaults[$section_id][$field_id] = $field_atts['default'];
}
}
return $defaults;
}
/**
* Get the attributes for the code editor
*
* @param array $override_atts Pass an array of attributes to override the saved ones
* @param bool $json_encode Encode the data as JSON
* @return array|string Array if $json_encode is false, JSON string if it is true
*/
function code_snippets_get_editor_atts($override_atts, $json_encode)
{
$settings = code_snippets_get_settings();
$settings = $settings['editor'];
$fields = code_snippets_get_settings_fields();
$fields = $fields['editor'];
$saved_atts = array('matchBrackets' => true);
foreach ($fields as $field_id => $field) {
$saved_atts[$field['codemirror']] = $settings[$field_id];
}
$atts = wp_parse_args($override_atts, $saved_atts);
$atts = apply_filters('code_snippets_codemirror_atts', $atts);
if ($json_encode) {
/* JSON_UNESCAPED_SLASHES was added in PHP 5.4 */
if (version_compare(phpversion(), '5.4.0', '>=')) {
$atts = json_encode($atts, JSON_UNESCAPED_SLASHES);
} else {
/* Use a fallback for < 5.4 */
$atts = str_replace('\\/', '/', json_encode($atts));
}
}
return $atts;
}
/**
* Render the editor preview setting
*/
function code_snippets_settings_editor_preview()
{
$example_content = "\nfunction example_custom_admin_footer_text( \$text ) {\n\treturn 'Thank you for visiting <a href=\"' . get_home_url() . '\">' . get_bloginfo( 'name' ) . '</a>.';\n}\n\nadd_filter( 'admin_footer_text', 'example_custom_admin_footer_text' );";
$atts = array('mode' => 'text/x-php', 'value' => $example_content);
?>
<div style="max-width: 800px" id="code_snippets_editor_preview"></div>
<script>
(function () {
'use strict';
// Load CodeMirror
var atts = <?php
echo code_snippets_get_editor_atts($atts, true);
?>
;
var editor = CodeMirror(document.getElementById('code_snippets_editor_preview'), atts);
// Dynamically change editor settings
<?php
/* Retrieve editor settings */
$fields = code_snippets_get_settings_fields();
$fields = $fields['editor'];
foreach ($fields as $setting => $field) {
/* Only output settings which have a CodeMirror attribute */
if (empty($field['codemirror'])) {
continue;
}
$att_name = $field['codemirror'];
switch ($field['type']) {
case 'codemirror_theme_select':
?>
document.querySelector('select[name="code_snippets_settings[editor][<?php
echo $setting;
?>
]"]').onchange = function () {
editor.setOption('<?php
echo $att_name;
?>
', this.options[this.selectedIndex].value);
};
<?php
break;
case 'checkbox':
?>
document.querySelector('input[name="code_snippets_settings[editor][<?php
echo $setting;
?>
]"]').onchange = function () {
editor.setOption('<?php
echo $att_name;
?>
', this.checked);
};
<?php
break;
case 'number':
?>
document.querySelector('input[name="code_snippets_settings[editor][<?php
echo $setting;
?>
]"]').onchange = function () {
editor.setOption( '<?php
echo $att_name;
?>
', this.value);
};
<?php
break;
}
}
?>
}());
</script>
<?php
}
function code_snippets_settings_editor_preview()
{
$example_content = "\nfunction example_custom_admin_footer_text( \$text ) {\n\treturn 'Thank you for visiting <a href=\"' . get_home_url() . '\">' . get_bloginfo( 'name' ) . '</a>.';\n}\n\nadd_filter( 'admin_footer_text', 'example_custom_admin_footer_text' );";
$atts = array('mode' => 'text/x-php', 'value' => $example_content);
?>
<div style="max-width: 800px" id="code_snippets_editor_preview"></div>
<script>
(function( $ ) {
'use strict';
$(function() {
// Load CodeMirror
var atts = <?php
echo code_snippets_get_editor_atts($atts, true);
?>
;
var editor = CodeMirror(document.getElementById('code_snippets_editor_preview'), atts);
// Dynamically change editor settings
<?php
$fields = code_snippets_get_settings_fields();
$fields = $fields['editor'];
$types = wp_list_pluck($fields, 'type', 'id');
$codemirror_atts = wp_list_pluck($fields, 'codemirror', 'id');
foreach ($codemirror_atts as $setting => $att_name) {
switch ($types[$setting]) {
case 'codemirror_theme_select':
?>
$( 'select[name="code_snippets_settings[editor][<?php
echo $setting;
?>
]"]' ).change( function () {
editor.setOption( '<?php
echo $att_name;
?>
', $(this).val() );
} );
<?php
break;
case 'checkbox':
?>
$( 'input[name="code_snippets_settings[editor][<?php
echo $setting;
?>
]"]' ).change( function () {
editor.setOption( '<?php
echo $att_name;
?>
', $(this).is(':checked') );
} );
<?php
break;
case 'number':
?>
$( 'input[name="code_snippets_settings[editor][<?php
echo $setting;
?>
]"]' ).change( function () {
editor.setOption( '<?php
echo $att_name;
?>
', $(this).val() );
} );
<?php
break;
}
}
?>
});
}(jQuery));
</script>
<?php
}
/**
* Validate the settings
* @param array $input
* @return array
*/
function code_snippets_settings_validate(array $input)
{
$settings = code_snippets_get_settings();
$settings_fields = code_snippets_get_settings_fields();
// Don't directly loop through $input as it does not include as deselected checkboxes
foreach ($settings_fields as $section_id => $fields) {
// Loop through fields
foreach ($fields as $field) {
$field_id = $field['id'];
switch ($field['type']) {
case 'checkbox':
$settings[$section_id][$field_id] = isset($input[$section_id][$field_id]) && 'on' === $input[$section_id][$field_id];
break;
case 'number':
$settings[$section_id][$field_id] = absint($input[$section_id][$field_id]);
break;
default:
$settings[$section_id][$field_id] = $input[$section_id][$field_id];
}
}
}
/* Add an updated message */
add_settings_error('code-snippets-settings-notices', 'settings-saved', __('Settings saved.', 'code-snippets'), 'updated');
return $settings;
}
