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WadeTheFade/ORIGINALcategories.php

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categories.php
<?php
/**
* Add category support in AnsPress questions.
*
* @author Rahul Aryan <support@anspress.io>
* @copyright 2014 AnsPress.io & Rahul Aryan
* @license GPL-3.0+ https://www.gnu.org/licenses/gpl-3.0.txt
* @link https://anspress.io
* @package AnsPress
* @subpackage Categories Addon
* @since 4.1.8
*/
namespace AnsPress\Addons;
// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
die;
}
/**
* Categories addon class.
*/
class Categories extends \AnsPress\Singleton {
/**
* Refers to a single instance of this class.
*
* @var null|object
* @since 4.1.8
*/
public static $instance = null;
/**
* Initialize the class.
*
* @since 4.0.0
*/
protected function __construct() {
ap_register_page( 'category', __( 'Category', 'anspress-question-answer' ), array( $this, 'category_page' ), false );
ap_register_page( 'categories', __( 'Categories', 'anspress-question-answer' ), array( $this, 'categories_page' ) );
//anspress()->add_action( 'init', $this, 'register_question_categories', 1 );
anspress()->add_action( 'ap_form_addon-categories', $this, 'load_options' );
anspress()->add_action( 'admin_enqueue_scripts', $this, 'admin_enqueue_scripts' );
anspress()->add_action( 'ap_load_admin_assets', $this, 'ap_load_admin_assets' );
anspress()->add_action( 'ap_admin_menu', $this, 'admin_category_menu' );
anspress()->add_action( 'ap_display_question_metas', $this, 'ap_display_question_metas', 10, 2 );
anspress()->add_action( 'ap_assets_js', $this, 'ap_assets_js' );
anspress()->add_filter( 'term_link', $this, 'term_link_filter', 10, 3 );
anspress()->add_action( 'ap_question_form_fields', $this, 'ap_question_form_fields' );
anspress()->add_action( 'save_post_question', $this, 'after_new_question', 0, 2 );
anspress()->add_filter( 'ap_breadcrumbs', $this, 'ap_breadcrumbs' );
anspress()->add_action( 'terms_clauses', $this, 'terms_clauses', 10, 3 );
anspress()->add_filter( 'ap_list_filters', $this, 'ap_list_filters' );
anspress()->add_action( 'question_category_add_form_fields', $this, 'image_field_new' );
anspress()->add_action( 'question_category_edit_form_fields', $this, 'image_field_edit' );
anspress()->add_action( 'create_question_category', $this, 'save_image_field' );
anspress()->add_action( 'edited_question_category', $this, 'save_image_field' );
anspress()->add_action( 'ap_rewrites', $this, 'rewrite_rules', 10, 3 );
anspress()->add_filter( 'ap_main_questions_args', $this, 'ap_main_questions_args' );
anspress()->add_filter( 'ap_question_subscribers_action_id', $this, 'subscribers_action_id' );
anspress()->add_filter( 'ap_ask_btn_link', $this, 'ap_ask_btn_link' );
// anspress()->add_filter( 'ap_canonical_url', $this, 'ap_canonical_url' );
anspress()->add_filter( 'wp_head', $this, 'category_feed' );
anspress()->add_filter( 'manage_edit-question_category_columns', $this, 'column_header' );
anspress()->add_filter( 'manage_question_category_custom_column', $this, 'column_content', 10, 3 );
anspress()->add_filter( 'ap_current_page', $this, 'ap_current_page' );
anspress()->add_action( 'posts_pre_query', $this, 'modify_query_category_archive', 9999, 2 );
// List filtering.
anspress()->add_action( 'ap_ajax_load_filter_category', $this, 'load_filter_category' );
anspress()->add_filter( 'ap_list_filter_active_category', $this, 'filter_active_category', 10, 2 );
anspress()->add_action( 'widgets_init', $this, 'widget' );
anspress()->add_filter( 'ap_question_cpt_args', function( $args ){
$args['taxonomies'] = array( 'category' );
return $args;
});
}
/**
* Category page layout.
*
* @since 4.1.0 Use `get_queried_object()` to get current term.
* @since 4.1.8 Added new filter `ap_category_questions_args`.
*/
public function category_page() {
$question_args = array(
'tax_query' => array(
array(
'taxonomy' => 'category',
'field' => 'id',
'terms' => array( get_queried_object_id() ),
),
),
);
$question_category = get_queried_object();
if ( $question_category ) {
/**
* Filter category page question list query arguments.
*
* @param array $args Wp_Query arguments.
* @since 4.1.8
*/
$question_args = apply_filters( 'ap_category_questions_args', $question_args );
anspress()->questions = ap_get_questions( $question_args );
/**
* This action can be used to show custom message before category page.
*
* @param object $question_category Current question category.
* @since 1.4.2
*/
do_action( 'ap_before_category_page', $question_category );
include ap_get_theme_location( 'addons/category/single-category.php' );
}
}
/**
* Categories page layout
*/
public function categories_page() {
global $question_categories, $ap_max_num_pages, $ap_per_page;
$paged = max( 1, get_query_var( 'paged' ) );
$per_page = ap_opt( 'categories_per_page' );
$total_terms = wp_count_terms(
'category', [
'hide_empty' => false,
'parent' => 0,
]
);
$offset = $per_page * ( $paged - 1 );
$ap_max_num_pages = ceil( $total_terms / $per_page );
$order = ap_opt( 'categories_page_order' ) == 'ASC' ? 'ASC' : 'DESC';
$cat_args = array(
'parent' => 0,
'number' => $per_page,
'offset' => $offset,
'hide_empty' => false,
'orderby' => ap_opt( 'categories_page_orderby' ),
'order' => $order,
);
/**
* Filter applied before getting categories.
*
* @param array $cat_args `get_terms` arguments.
* @since 1.0
*/
$cat_args = apply_filters( 'ap_categories_shortcode_args', $cat_args );
$question_categories = get_terms( 'question_category', $cat_args );
include ap_get_theme_location( 'addons/category/categories.php' );
}
/**
* Register category taxonomy for question cpt.
*
* @return void
* @since 2.0
*/
public function register_question_categories() {
ap_add_default_options(
[
'form_category_orderby' => 'count',
'categories_page_order' => 'DESC',
'categories_page_orderby' => 'count',
'category_page_slug' => 'category',
'categories_per_page' => 20,
'categories_image_height' => 150,
]
);
/**
* Labels for category taxonomy.
*
* @var array
*/
$categories_labels = array(
'name' => __( 'Question Categories', 'anspress-question-answer' ),
'singular_name' => __( 'Category', 'anspress-question-answer' ),
'all_items' => __( 'All Categories', 'anspress-question-answer' ),
'add_new_item' => __( 'Add New Category', 'anspress-question-answer' ),
'edit_item' => __( 'Edit Category', 'anspress-question-answer' ),
'new_item' => __( 'New Category', 'anspress-question-answer' ),
'view_item' => __( 'View Category', 'anspress-question-answer' ),
'search_items' => __( 'Search Category', 'anspress-question-answer' ),
'not_found' => __( 'Nothing Found', 'anspress-question-answer' ),
'not_found_in_trash' => __( 'Nothing found in Trash', 'anspress-question-answer' ),
'parent_item_colon' => '',
);
/**
* FILTER: ap_question_category_labels
* Filter ic called before registering question_category taxonomy
*/
$categories_labels = apply_filters( 'ap_question_category_labels', $categories_labels );
/**
* Arguments for category taxonomy
*
* @var array
* @since 2.0
*/
$category_args = array(
'hierarchical' => true,
'labels' => $categories_labels,
'rewrite' => false,
'publicly_queryable' => true,
);
/**
* Filter is called before registering question_category taxonomy.
*
* @param array $category_args Category arguments.
*/
$category_args = apply_filters( 'ap_question_category_args', $category_args );
/**
* Now let WordPress know about our taxonomy
*/
register_taxonomy( 'category', [ 'question' ], $category_args );
}
/**
* Register Categories options
*/
public function load_options() {
$opt = ap_opt();
$form = array(
'fields' => array(
'form_category_orderby' => array(
'label' => __( 'Ask form category order', 'anspress-question-answer' ),
'description' => __( 'Set how you want to order categories in form.', 'anspress-question-answer' ),
'type' => 'select',
'options' => array(
'ID' => __( 'ID', 'anspress-question-answer' ),
'name' => __( 'Name', 'anspress-question-answer' ),
'slug' => __( 'Slug', 'anspress-question-answer' ),
'count' => __( 'Count', 'anspress-question-answer' ),
'term_group' => __( 'Group', 'anspress-question-answer' ),
),
'value' => $opt['form_category_orderby'],
),
'categories_page_orderby' => array(
'label' => __( 'Categries page order by', 'anspress-question-answer' ),
'description' => __( 'Set how you want to order categories in categories page.', 'anspress-question-answer' ),
'type' => 'select',
'options' => array(
'ID' => __( 'ID', 'anspress-question-answer' ),
'name' => __( 'Name', 'anspress-question-answer' ),
'slug' => __( 'Slug', 'anspress-question-answer' ),
'count' => __( 'Count', 'anspress-question-answer' ),
'term_group' => __( 'Group', 'anspress-question-answer' ),
),
'value' => $opt['categories_page_orderby'],
),
'categories_page_order' => array(
'label' => __( 'Categries page order', 'anspress-question-answer' ),
'description' => __( 'Set how you want to order categories in categories page.', 'anspress-question-answer' ),
'type' => 'select',
'options' => array(
'ASC' => __( 'Ascending', 'anspress-question-answer' ),
'DESC' => __( 'Descending', 'anspress-question-answer' ),
),
'value' => $opt['categories_page_order'],
),
'category_page_slug' => array(
'label' => __( 'Category page slug', 'anspress-question-answer' ),
'desc' => __( 'Slug for category page', 'anspress-question-answer' ),
'value' => $opt['category_page_slug'],
),
'categories_per_page' => array(
'label' => __( 'Category per page', 'anspress-question-answer' ),
'desc' => __( 'Category to show per page', 'anspress-question-answer' ),
'subtype' => 'number',
'value' => $opt['categories_per_page'],
),
'categories_image_height' => array(
'label' => __( 'Categories image height', 'anspress-question-answer' ),
'desc' => __( 'Image height in categories page', 'anspress-question-answer' ),
'subtype' => 'number',
'value' => $opt['categories_image_height'],
),
),
);
return $form;
}
/**
* Enqueue required script
*/
public function admin_enqueue_scripts() {
if ( ! ap_load_admin_assets() ) {
return;
}
wp_enqueue_media();
wp_enqueue_style( 'wp-color-picker' );
wp_enqueue_script( 'wp-color-picker' );
}
/**
* Load admin assets in categories page.
*
* @param boolean $return Return.
* @return boolean
*/
public function ap_load_admin_assets( $return ) {
$page = get_current_screen();
if ( 'category' === $page->taxonomy ) {
return true;
}
return $return;
}
/**
* Add category menu in wp-admin.
*
* @since 2.0
*/
public function admin_category_menu() {
add_submenu_page( 'anspress', __( 'Questions Category', 'anspress-question-answer' ), __( 'Category', 'anspress-question-answer' ), 'manage_options', 'edit-tags.php?taxonomy=category' );
}
/**
* Append meta display.
*
* @param array $metas Display meta items.
* @param integer $question_id Question id.
* @return array
* @since 1.0
*/
public function ap_display_question_metas( $metas, $question_id ) {
if ( ap_post_have_terms( $question_id ) ) {
$metas['categories'] = ap_question_categories_html( array( 'label' => '<i class="apicon-category"></i>' ) );
}
return $metas;
}
/**
* Enqueue scripts.
*
* @param array $js JavaScripts.
* @since 1.0
*/
public function ap_assets_js( $js ) {
if ( ap_current_page() === 'category' ) {
$js['main']['active'] = true;
}
return $js;
}
/**
* Filter category permalink.
*
* @param string $url Default taxonomy url.
* @param object $term WordPress term object.
* @param string $taxonomy Current taxonomy slug.
* @return string
*/
public function term_link_filter( $url, $term, $taxonomy ) {
if ( 'category' === $taxonomy ) {
if ( get_option( 'permalink_structure' ) != '' ) {
$opt = get_option( 'ap_categories_path', 'categories' );
return home_url( $opt ) . '/' . $term->slug . '/';
} else {
return add_query_arg(
[
'ap_page' => 'category',
'category' => $term->slug,
], home_url()
);
}
}
return $url;
}
/**
* Add category field in ask form.
*
* @param array $args Ask form arguments.
* @return array
* @since 4.1.0
*/
public function ap_question_form_fields( $form ) {
if ( wp_count_terms( 'category' ) == 0 ) { // WPCS: loose comparison okay.
return $form;
}
$editing_id = ap_sanitize_unslash( 'id', 'r' );
$form['fields']['category'] = array(
'label' => __( 'Category', 'anspress-question-answer' ),
'desc' => __( 'Select a topic that best fits your question.', 'anspress-question-answer' ),
'type' => 'select',
'options' => 'terms',
'order' => 2,
'validate' => 'required,not_zero',
);
// Add value when editing post.
if ( ! empty( $editing_id ) ) {
$categories = get_the_terms( $editing_id, 'category' );
if ( $categories ) {
$form['fields']['category']['value'] = $categories[0]->term_id;
}
}
return $form;
}
/**
* Things to do after creating a question.
*
* @param integer $post_id Questions ID.
* @param object $post Question post object.
* @return void
* @since 1.0
*/
public function after_new_question( $post_id, $post ) {
$values = anspress()->get_form( 'question' )->get_values();
if ( isset( $values['category']['value'] ) ) {
wp_set_post_terms( $post_id, $values['category']['value'], 'category' );
}
}
/**
* Add category page title.
*
* @param string $title AnsPress page title.
* @return string
* @deprecated 4.1.1
*/
public function page_title( $title ) {
if ( is_question_categories() ) {
$title = ap_opt( 'categories_page_title' );
} elseif ( is_question_category() ) {
$category = get_queried_object();
if ( $category ) {
$title = $category->name;
} else {
$title = __( 'No matching category found', 'anspress-question-answer' );
}
}
return $title;
}
/**
* Add category nav in AnsPress breadcrumbs.
*
* @param array $navs Breadcrumbs nav array.
* @return array
*/
public function ap_breadcrumbs( $navs ) {
if ( is_question() && taxonomy_exists( 'category' ) ) {
$cats = get_the_terms( get_question_id(), 'category' );
if ( $cats ) {
$navs['category'] = array( 'title' => $cats[0]->name, 'link' => get_term_link( $cats[0], 'category' ), 'order' => 2 ); //@codingStandardsIgnoreLine
}
} elseif ( is_question_category() ) {
$category = get_queried_object();
$navs['page'] = array(
'title' => __( 'Categories', 'anspress-question-answer' ),
'link' => ap_get_link_to( 'categories' ),
'order' => 8,
);
$navs['category'] = array(
'title' => $category->name,
'link' => get_term_link( $category, 'category' ),
'order' => 8,
);
} elseif ( is_question_categories() ) {
$navs['page'] = array(
'title' => __( 'Categories', 'anspress-question-answer' ),
'link' => ap_get_link_to( 'categories' ),
'order' => 8,
);
}
return $navs;
}
/**
* Modify term clauses.
*
* @param array $pieces MySql query parts.
* @param array $taxonomies Taxonomies.
* @param array $args Args.
*/
public function terms_clauses( $pieces, $taxonomies, $args ) {
if ( ! in_array( 'category', $taxonomies, true ) || ! isset( $args['ap_query'] ) || 'subscription' !== $args['ap_query'] ) {
return $pieces;
}
global $wpdb;
$pieces['join'] = $pieces['join'] . ' INNER JOIN ' . $wpdb->prefix . 'ap_meta apmeta ON t.term_id = apmeta.apmeta_actionid';
$pieces['where'] = $pieces['where'] . " AND apmeta.apmeta_type='subscriber' AND apmeta.apmeta_param='category' AND apmeta.apmeta_userid='" . $args['user_id'] . "'";
return $pieces;
}
/**
* Add category sorting in list filters.
*
* @param array $filters Filters.
* @return array
*/
public function ap_list_filters( $filters ) {
global $wp;
if ( ! isset( $wp->query_vars['ap_categories'] ) && ! is_question_category() ) {
$filters['category'] = array(
'title' => __( 'Category', 'anspress-question-answer' ),
'items' => [],
'search' => true,
'multiple' => true,
);
}
return $filters;
}
/**
* Custom question category fields.
*
* @param array $term Term.
* @return void
*/
public function image_field_new( $term ) {
?>
<div class='form-field term-image-wrap'>
<label for='ap_image'><?php esc_attr_e( 'Image', 'anspress-question-answer' ); ?></label>
<a href="#" id="ap-category-upload" class="button" data-action="ap_media_uplaod" data-title="<?php esc_attr_e( 'Upload image', 'anspress-question-answer' ); ?>" data-urlc="#ap_category_media_url" data-idc="#ap_category_media_id"><?php esc_attr_e( 'Upload image', 'anspress-question-answer' ); ?></a>
<input id="ap_category_media_url" type="hidden" name="ap_category_image_url" value="">
<input id="ap_category_media_id" type="hidden" name="ap_category_image_id" value="">
<p class="description"><?php esc_attr_e( 'Category image', 'anspress-question-answer' ); ?></p>
</div>
<div class='form-field term-image-wrap'>
<label for='ap_icon'><?php esc_attr_e( 'Category icon class', 'anspress-question-answer' ); ?></label>
<input id="ap_icon" type="text" name="ap_icon" value="">
<p class="description"><?php esc_attr_e( 'Font icon class, if image not set', 'anspress-question-answer' ); ?></p>
</div>
<div class='form-field term-image-wrap'>
<label for='ap-category-color'><?php esc_attr_e( 'Icon background color', 'anspress-question-answer' ); ?></label>
<input id="ap-category-color" type="text" name="ap_color" value="">
<p class="description"><?php esc_attr_e( 'Set background color to be used with icon', 'anspress-question-answer' ); ?></p>
<script type="text/javascript">
jQuery(document).ready(function(){
jQuery('#ap-category-color').wpColorPicker();
});
</script>
</div>
<?php
}
/**
* Image field in category form.
*
* @param object $term Term.
*/
public function image_field_edit( $term ) {
$term_meta = get_term_meta( $term->term_id, 'ap_category', true );
$term_meta = wp_parse_args(
$term_meta, array(
'image' => [
'id' => '',
'url' => '',
],
'icon' => '',
'color' => '',
)
);
?>
<tr class='form-field form-required term-name-wrap'>
<th scope='row'>
<label for='custom-field'><?php esc_attr_e( 'Image', 'anspress-question-answer' ); ?></label>
</th>
<td>
<a href="#" id="ap-category-upload" class="button" data-action="ap_media_uplaod" data-title="<?php esc_attr_e( 'Upload image', 'anspress-question-answer' ); ?>" data-idc="#ap_category_media_id" data-urlc="#ap_category_media_url"><?php esc_attr_e( 'Upload image', 'anspress-question-answer' ); ?></a>
<?php if ( ! empty( $term_meta['image'] ) && ! empty( $term_meta['image']['url'] ) ) { ?>
<img id="ap_category_media_preview" data-action="ap_media_value" src="<?php echo esc_url( $term_meta['image']['url'] ); ?>" />
<?php } ?>
<input id="ap_category_media_url" type="hidden" data-action="ap_media_value" name="ap_category_image_url" value="<?php echo esc_url( $term_meta['image']['url'] ); ?>">
<input id="ap_category_media_id" type="hidden" data-action="ap_media_value" name="ap_category_image_id" value="<?php echo esc_attr( $term_meta['image']['id'] ); ?>">
<a href="#" id="ap-category-upload-remove" data-action="ap_media_remove"><?php esc_attr_e( 'Remove image', 'anspress-question-answer' ); ?></a>
<p class='description'><?php esc_attr_e( 'Featured image for category', 'anspress-question-answer' ); ?></p>
</td>
</tr>
<tr class='form-field term-name-wrap'>
<th scope='row'>
<label for='custom-field'><?php esc_attr_e( 'Category icon class', 'anspress-question-answer' ); ?></label>
</th>
<td>
<input id="ap_icon" type="text" name="ap_icon" value="<?php echo esc_attr( $term_meta['icon'] ); ?>">
<p class="description"><?php esc_attr_e( 'Font icon class, if image not set', 'anspress-question-answer' ); ?></p>
</td>
</tr>
<tr class='form-field term-name-wrap'>
<th scope='row'>
<label for='ap-category-color'><?php esc_attr_e( 'Category icon color', 'anspress-question-answer' ); ?></label>
</th>
<td>
<input id="ap-category-color" type="text" name="ap_color" value="<?php echo esc_attr( $term_meta['color'] ); ?>">
<p class="description"><?php esc_attr_e( 'Font icon class, if image not set', 'anspress-question-answer' ); ?></p>
<script type="text/javascript">
jQuery(document).ready(function(){
jQuery('#ap-category-color').wpColorPicker();
});
</script>
</td>
</tr>
<?php
}
/**
* Process and save category images.
*
* @param integer $term_id Term id.
*/
public function save_image_field( $term_id ) {
$image_url = ap_isset_post_value( 'ap_category_image_url', '' );
$image_id = ap_isset_post_value( 'ap_category_image_id', '' );
$icon = ap_isset_post_value( 'ap_icon', '' );
$color = ap_isset_post_value( 'ap_color', '' );
if ( current_user_can( 'manage_categories' ) ) {
// Get options from database - if not a array create a new one.
$term_meta = get_term_meta( $term_id, 'ap_category', true );
if ( ! is_array( $term_meta ) ) {
$term_meta = [ 'image' => [] ];
}
if ( ! is_array( $term_meta['image'] ) ) {
$term_meta['image'] = [];
}
// Image url.
if ( ! empty( $image_url ) ) {
$term_meta['image']['url'] = esc_url( $image_url );
} else {
unset( $term_meta['image']['url'] );
}
// Image id.
if ( ! empty( $image_id ) ) {
$term_meta['image']['id'] = (int) $image_id;
} else {
unset( $term_meta['image']['id'] );
}
// Category icon.
if ( ! empty( $icon ) ) {
$term_meta['icon'] = sanitize_text_field( $icon );
} else {
unset( $term_meta['icon'] );
}
// Category color.
if ( ! empty( $color ) ) {
$term_meta['color'] = sanitize_text_field( $color );
} else {
unset( $term_meta['color'] );
}
if ( empty( $term_meta['image'] ) ) {
unset( $term_meta['image'] );
}
// Delete meta if empty.
if ( empty( $term_meta ) ) {
delete_term_meta( $term_id, 'ap_category' );
} else {
update_term_meta( $term_id, 'ap_category', $term_meta );
}
} // End if().
}
/**
* Add category pages rewrite rule.
*
* @param array $rules AnsPress rules.
* @param string $slug Slug.
* @param integer $base_page_id Base page ID.
* @return array
* @since unknown
* @since 4.1.6 Fixed: category pagination.
*/
public function rewrite_rules( $rules, $slug, $base_page_id ) {
$base_slug = get_page_uri( ap_opt( 'categories_page' ) );
update_option( 'ap_categories_path', $base_slug, true );
$cat_rules = array(
$base_slug . '/([^/]+)/page/?([0-9]{1,})/?$' => 'index.php?category=$matches[#]&paged=$matches[#]&ap_page=category',
$base_slug . '/([^/]+)/?$' => 'index.php?category=$matches[#]&ap_page=category',
);
return $cat_rules + $rules;
}
/**
* Filter main questions query args. Modify and add category args.
*
* @param array $args Questions args.
* @return array
*/
public function ap_main_questions_args( $args ) {
global $wp;
$query = $wp->query_vars;
$categories_operator = ! empty( $wp->query_vars['ap_categories_operator'] ) ? $wp->query_vars['ap_categories_operator'] : 'IN';
$current_filter = ap_get_current_list_filters( 'category' );
if ( isset( $query['ap_categories'] ) && is_array( $query['ap_categories'] ) ) {
$args['tax_query'][] = array(
'taxonomy' => 'category',
'field' => 'slug',
'terms' => $query['ap_categories'],
'operator' => $categories_operator,
);
} elseif ( ! empty( $current_filter ) ) {
$args['tax_query'][] = array(
'taxonomy' => 'category',
'field' => 'term_id',
'terms' => explode( ',', sanitize_comma_delimited( $current_filter ) ),
);
}
return $args;
}
/**
* Subscriber action ID.
*
* @param integer $action_id Current action ID.
* @return integer
*/
public function subscribers_action_id( $action_id ) {
if ( is_question_category() ) {
global $question_category;
$action_id = $question_category->term_id;
}
return $action_id;
}
/**
* Filter ask button link to append current category link.
*
* @param string $link Ask button link.
* @return string
*/
public function ap_ask_btn_link( $link ) {
if ( is_question_category() ) {
$question_category = get_queried_object();
return $link . '?category=' . $question_category->term_id;
}
return $link;
}
/**
* Filter canonical URL when in category page.
*
* @param string $canonical_url url.
* @return string
* @deprecated 4.1.1
*/
public function ap_canonical_url( $canonical_url ) {
if ( is_question_category() ) {
global $question_category;
if ( ! $question_category ) {
$question_category = get_queried_object();
}
return get_term_link( $question_category ); // @codingStandardsIgnoreLine.
}
return $canonical_url;
}
/**
* Category feed link in head.
*/
public function category_feed() {
if ( is_question_category() ) {
$question_category = get_queried_object();
echo '<link href="' . esc_url( home_url( 'feed' ) ) . '?post_type=question&category=' . esc_url( $question_category->slug ) . '" title="' . esc_attr__( 'Question category feed', 'anspress-question-answer' ) . '" type="application/rss+xml" rel="alternate">';
}
}
/**
* Ajax callback for loading order by filter.
*
* @since 4.0.0
*/
public function load_filter_category() {
$filter = ap_sanitize_unslash( 'filter', 'r' );
check_ajax_referer( 'filter_' . $filter, '__nonce' );
$search = (string) ap_sanitize_unslash( 'search', 'r', false );
ap_ajax_json(
array(
'success' => true,
'items' => ap_get_category_filter( $search ),
'multiple' => true,
'nonce' => wp_create_nonce( 'filter_' . $filter ),
)
);
}
/**
* Output active category in filter
*
* @since 4.0.0
*/
public function filter_active_category( $active, $filter ) {
$current_filters = ap_get_current_list_filters( 'category' );
if ( ! empty( $current_filters ) ) {
$args = array(
'hierarchical' => true,
'hide_if_empty' => true,
'number' => 2,
'include' => $current_filters,
);
$terms = get_terms( 'category', $args );
if ( $terms ) {
$active_terms = [];
foreach ( (array) $terms as $t ) {
$active_terms[] = $t->name;
}
$count = count( $current_filters );
$more_label = sprintf( __( ', %d+', 'anspress-question-answer' ), $count - 2 );
return ': <span class="ap-filter-active">' . implode( ', ', $active_terms ) . ( $count > 2 ? $more_label : '' ) . '</span>';
}
}
}
/**
* Column header.
*
* @param array $columns Category columns.
* @return array
*/
public function column_header( $columns ) {
$columns['icon'] = 'Icon';
return $columns;
}
/**
* Icon column content.
*/
public function column_content( $value, $column_name, $tax_id ) {
if ( 'icon' === $column_name ) {
ap_category_icon( $tax_id );
}
}
/**
* Modify current page to show category archive.
*
* @param string $query_var Current page.
* @return string
* @since 4.1.0
*/
public function ap_current_page( $query_var ) {
if ( 'categories' === $query_var && 'category' === get_query_var( 'ap_page' ) ) {
return 'category';
}
return $query_var;
}
/**
* Modify main query.
*
* @param array $posts Array of post object.
* @param object $query Wp_Query object.
* @return void|array
* @since 4.1.0
*/
public function modify_query_category_archive( $posts, $query ) {
if ( $query->is_main_query() && $query->is_tax( 'category' ) && 'category' === get_query_var( 'ap_page' ) ) {
$query->found_posts = 1;
$query->max_num_pages = 1;
$page = get_page( ap_opt( 'categories_page' ) );
$page->post_title = get_queried_object()->name;
$posts = [ $page ];
}
return $posts;
}
/**
* Include required files.
*
* @since 4.1.8
*/
public function widget() {
require_once ANSPRESS_ADDONS_DIR . '/wpcategories/widget.php';
register_widget( 'Anspress\Widgets\WPCategories' );
}
}
// Init addon.
Categories::init();
Raw
ORIGINALcategories.php
<?php
/**
* Add category support in AnsPress questions.
*
* @author Rahul Aryan <support@anspress.io>
* @copyright 2014 AnsPress.io & Rahul Aryan
* @license GPL-3.0+ https://www.gnu.org/licenses/gpl-3.0.txt
* @link https://anspress.io
* @package AnsPress
* @subpackage Categories Addon
* @since 4.1.8
*/
namespace AnsPress\Addons;
// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
die;
}
/**
* Categories addon class.
*/
class Categories extends \AnsPress\Singleton {
/**
* Refers to a single instance of this class.
*
* @var null|object
* @since 4.1.8
*/
public static $instance = null;
/**
* Initialize the class.
*
* @since 4.0.0
*/
protected function __construct() {
ap_register_page( 'category', __( 'Category', 'anspress-question-answer' ), array( $this, 'category_page' ), false );
ap_register_page( 'categories', __( 'Categories', 'anspress-question-answer' ), array( $this, 'categories_page' ) );
anspress()->add_action( 'init', $this, 'register_question_categories', 1 );
anspress()->add_action( 'ap_form_addon-categories', $this, 'load_options' );
anspress()->add_action( 'admin_enqueue_scripts', $this, 'admin_enqueue_scripts' );
anspress()->add_action( 'ap_load_admin_assets', $this, 'ap_load_admin_assets' );
anspress()->add_action( 'ap_admin_menu', $this, 'admin_category_menu' );
anspress()->add_action( 'ap_display_question_metas', $this, 'ap_display_question_metas', 10, 2 );
anspress()->add_action( 'ap_assets_js', $this, 'ap_assets_js' );
anspress()->add_filter( 'term_link', $this, 'term_link_filter', 10, 3 );
anspress()->add_action( 'ap_question_form_fields', $this, 'ap_question_form_fields' );
anspress()->add_action( 'save_post_question', $this, 'after_new_question', 0, 2 );
anspress()->add_filter( 'ap_breadcrumbs', $this, 'ap_breadcrumbs' );
anspress()->add_action( 'terms_clauses', $this, 'terms_clauses', 10, 3 );
anspress()->add_filter( 'ap_list_filters', $this, 'ap_list_filters' );
anspress()->add_action( 'question_category_add_form_fields', $this, 'image_field_new' );
anspress()->add_action( 'question_category_edit_form_fields', $this, 'image_field_edit' );
anspress()->add_action( 'create_question_category', $this, 'save_image_field' );
anspress()->add_action( 'edited_question_category', $this, 'save_image_field' );
anspress()->add_action( 'ap_rewrites', $this, 'rewrite_rules', 10, 3 );
anspress()->add_filter( 'ap_main_questions_args', $this, 'ap_main_questions_args' );
anspress()->add_filter( 'ap_question_subscribers_action_id', $this, 'subscribers_action_id' );
anspress()->add_filter( 'ap_ask_btn_link', $this, 'ap_ask_btn_link' );
// anspress()->add_filter( 'ap_canonical_url', $this, 'ap_canonical_url' );
anspress()->add_filter( 'wp_head', $this, 'category_feed' );
anspress()->add_filter( 'manage_edit-question_category_columns', $this, 'column_header' );
anspress()->add_filter( 'manage_question_category_custom_column', $this, 'column_content', 10, 3 );
anspress()->add_filter( 'ap_current_page', $this, 'ap_current_page' );
anspress()->add_action( 'posts_pre_query', $this, 'modify_query_category_archive', 9999, 2 );
// List filtering.
anspress()->add_action( 'ap_ajax_load_filter_category', $this, 'load_filter_category' );
anspress()->add_filter( 'ap_list_filter_active_category', $this, 'filter_active_category', 10, 2 );
anspress()->add_action( 'widgets_init', $this, 'widget' );
}
/**
* Category page layout.
*
* @since 4.1.0 Use `get_queried_object()` to get current term.
* @since 4.1.8 Added new filter `ap_category_questions_args`.
*/
public function category_page() {
$question_args = array(
'tax_query' => array(
array(
'taxonomy' => 'question_category',
'field' => 'id',
'terms' => array( get_queried_object_id() ),
),
),
);
$question_category = get_queried_object();
if ( $question_category ) {
/**
* Filter category page question list query arguments.
*
* @param array $args Wp_Query arguments.
* @since 4.1.8
*/
$question_args = apply_filters( 'ap_category_questions_args', $question_args );
anspress()->questions = ap_get_questions( $question_args );
/**
* This action can be used to show custom message before category page.
*
* @param object $question_category Current question category.
* @since 1.4.2
*/
do_action( 'ap_before_category_page', $question_category );
include ap_get_theme_location( 'addons/category/single-category.php' );
}
}
/**
* Categories page layout
*/
public function categories_page() {
global $question_categories, $ap_max_num_pages, $ap_per_page;
$paged = max( 1, get_query_var( 'paged' ) );
$per_page = ap_opt( 'categories_per_page' );
$total_terms = wp_count_terms(
'question_category', [
'hide_empty' => false,
'parent' => 0,
]
);
$offset = $per_page * ( $paged - 1 );
$ap_max_num_pages = ceil( $total_terms / $per_page );
$order = ap_opt( 'categories_page_order' ) == 'ASC' ? 'ASC' : 'DESC';
$cat_args = array(
'parent' => 0,
'number' => $per_page,
'offset' => $offset,
'hide_empty' => false,
'orderby' => ap_opt( 'categories_page_orderby' ),
'order' => $order,
);
/**
* Filter applied before getting categories.
*
* @param array $cat_args `get_terms` arguments.
* @since 1.0
*/
$cat_args = apply_filters( 'ap_categories_shortcode_args', $cat_args );
$question_categories = get_terms( 'question_category', $cat_args );
include ap_get_theme_location( 'addons/category/categories.php' );
}
/**
* Register category taxonomy for question cpt.
*
* @return void
* @since 2.0
*/
public function register_question_categories() {
ap_add_default_options(
[
'form_category_orderby' => 'count',
'categories_page_order' => 'DESC',
'categories_page_orderby' => 'count',
'category_page_slug' => 'category',
'categories_per_page' => 20,
'categories_image_height' => 150,
]
);
/**
* Labels for category taxonomy.
*
* @var array
*/
$categories_labels = array(
'name' => __( 'Question Categories', 'anspress-question-answer' ),
'singular_name' => __( 'Category', 'anspress-question-answer' ),
'all_items' => __( 'All Categories', 'anspress-question-answer' ),
'add_new_item' => __( 'Add New Category', 'anspress-question-answer' ),
'edit_item' => __( 'Edit Category', 'anspress-question-answer' ),
'new_item' => __( 'New Category', 'anspress-question-answer' ),
'view_item' => __( 'View Category', 'anspress-question-answer' ),
'search_items' => __( 'Search Category', 'anspress-question-answer' ),
'not_found' => __( 'Nothing Found', 'anspress-question-answer' ),
'not_found_in_trash' => __( 'Nothing found in Trash', 'anspress-question-answer' ),
'parent_item_colon' => '',
);
/**
* FILTER: ap_question_category_labels
* Filter ic called before registering question_category taxonomy
*/
$categories_labels = apply_filters( 'ap_question_category_labels', $categories_labels );
/**
* Arguments for category taxonomy
*
* @var array
* @since 2.0
*/
$category_args = array(
'hierarchical' => true,
'labels' => $categories_labels,
'rewrite' => false,
'publicly_queryable' => true,
);
/**
* Filter is called before registering question_category taxonomy.
*
* @param array $category_args Category arguments.
*/
$category_args = apply_filters( 'ap_question_category_args', $category_args );
/**
* Now let WordPress know about our taxonomy
*/
register_taxonomy( 'question_category', [ 'question' ], $category_args );
}
/**
* Register Categories options
*/
public function load_options() {
$opt = ap_opt();
$form = array(
'fields' => array(
'form_category_orderby' => array(
'label' => __( 'Ask form category order', 'anspress-question-answer' ),
'description' => __( 'Set how you want to order categories in form.', 'anspress-question-answer' ),
'type' => 'select',
'options' => array(
'ID' => __( 'ID', 'anspress-question-answer' ),
'name' => __( 'Name', 'anspress-question-answer' ),
'slug' => __( 'Slug', 'anspress-question-answer' ),
'count' => __( 'Count', 'anspress-question-answer' ),
'term_group' => __( 'Group', 'anspress-question-answer' ),
),
'value' => $opt['form_category_orderby'],
),
'categories_page_orderby' => array(
'label' => __( 'Categries page order by', 'anspress-question-answer' ),
'description' => __( 'Set how you want to order categories in categories page.', 'anspress-question-answer' ),
'type' => 'select',
'options' => array(
'ID' => __( 'ID', 'anspress-question-answer' ),
'name' => __( 'Name', 'anspress-question-answer' ),
'slug' => __( 'Slug', 'anspress-question-answer' ),
'count' => __( 'Count', 'anspress-question-answer' ),
'term_group' => __( 'Group', 'anspress-question-answer' ),
),
'value' => $opt['categories_page_orderby'],
),
'categories_page_order' => array(
'label' => __( 'Categries page order', 'anspress-question-answer' ),
'description' => __( 'Set how you want to order categories in categories page.', 'anspress-question-answer' ),
'type' => 'select',
'options' => array(
'ASC' => __( 'Ascending', 'anspress-question-answer' ),
'DESC' => __( 'Descending', 'anspress-question-answer' ),
),
'value' => $opt['categories_page_order'],
),
'category_page_slug' => array(
'label' => __( 'Category page slug', 'anspress-question-answer' ),
'desc' => __( 'Slug for category page', 'anspress-question-answer' ),
'value' => $opt['category_page_slug'],
),
'categories_per_page' => array(
'label' => __( 'Category per page', 'anspress-question-answer' ),
'desc' => __( 'Category to show per page', 'anspress-question-answer' ),
'subtype' => 'number',
'value' => $opt['categories_per_page'],
),
'categories_image_height' => array(
'label' => __( 'Categories image height', 'anspress-question-answer' ),
'desc' => __( 'Image height in categories page', 'anspress-question-answer' ),
'subtype' => 'number',
'value' => $opt['categories_image_height'],
),
),
);
return $form;
}
/**
* Enqueue required script
*/
public function admin_enqueue_scripts() {
if ( ! ap_load_admin_assets() ) {
return;
}
wp_enqueue_media();
wp_enqueue_style( 'wp-color-picker' );
wp_enqueue_script( 'wp-color-picker' );
}
/**
* Load admin assets in categories page.
*
* @param boolean $return Return.
* @return boolean
*/
public function ap_load_admin_assets( $return ) {
$page = get_current_screen();
if ( 'question_category' === $page->taxonomy ) {
return true;
}
return $return;
}
/**
* Add category menu in wp-admin.
*
* @since 2.0
*/
public function admin_category_menu() {
add_submenu_page( 'anspress', __( 'Questions Category', 'anspress-question-answer' ), __( 'Category', 'anspress-question-answer' ), 'manage_options', 'edit-tags.php?taxonomy=question_category' );
}
/**
* Append meta display.
*
* @param array $metas Display meta items.
* @param integer $question_id Question id.
* @return array
* @since 1.0
*/
public function ap_display_question_metas( $metas, $question_id ) {
if ( ap_post_have_terms( $question_id ) ) {
$metas['categories'] = ap_question_categories_html( array( 'label' => '<i class="apicon-category"></i>' ) );
}
return $metas;
}
/**
* Enqueue scripts.
*
* @param array $js JavaScripts.
* @since 1.0
*/
public function ap_assets_js( $js ) {
if ( ap_current_page() === 'category' ) {
$js['main']['active'] = true;
}
return $js;
}
/**
* Filter category permalink.
*
* @param string $url Default taxonomy url.
* @param object $term WordPress term object.
* @param string $taxonomy Current taxonomy slug.
* @return string
*/
public function term_link_filter( $url, $term, $taxonomy ) {
if ( 'question_category' === $taxonomy ) {
if ( get_option( 'permalink_structure' ) != '' ) {
$opt = get_option( 'ap_categories_path', 'categories' );
return home_url( $opt ) . '/' . $term->slug . '/';
} else {
return add_query_arg(
[
'ap_page' => 'category',
'question_category' => $term->slug,
], home_url()
);
}
}
return $url;
}
/**
* Add category field in ask form.
*
* @param array $args Ask form arguments.
* @return array
* @since 4.1.0
*/
public function ap_question_form_fields( $form ) {
if ( wp_count_terms( 'question_category' ) == 0 ) { // WPCS: loose comparison okay.
return $form;
}
$editing_id = ap_sanitize_unslash( 'id', 'r' );
$form['fields']['category'] = array(
'label' => __( 'Category', 'anspress-question-answer' ),
'desc' => __( 'Select a topic that best fits your question.', 'anspress-question-answer' ),
'type' => 'select',
'options' => 'terms',
'order' => 2,
'validate' => 'required,not_zero',
);
// Add value when editing post.
if ( ! empty( $editing_id ) ) {
$categories = get_the_terms( $editing_id, 'question_category' );
if ( $categories ) {
$form['fields']['category']['value'] = $categories[0]->term_id;
}
}
return $form;
}
/**
* Things to do after creating a question.
*
* @param integer $post_id Questions ID.
* @param object $post Question post object.
* @return void
* @since 1.0
*/
public function after_new_question( $post_id, $post ) {
$values = anspress()->get_form( 'question' )->get_values();
if ( isset( $values['category']['value'] ) ) {
wp_set_post_terms( $post_id, $values['category']['value'], 'question_category' );
}
}
/**
* Add category page title.
*
* @param string $title AnsPress page title.
* @return string
* @deprecated 4.1.1
*/
public function page_title( $title ) {
if ( is_question_categories() ) {
$title = ap_opt( 'categories_page_title' );
} elseif ( is_question_category() ) {
$category = get_queried_object();
if ( $category ) {
$title = $category->name;
} else {
$title = __( 'No matching category found', 'anspress-question-answer' );
}
}
return $title;
}
/**
* Add category nav in AnsPress breadcrumbs.
*
* @param array $navs Breadcrumbs nav array.
* @return array
*/
public function ap_breadcrumbs( $navs ) {
if ( is_question() && taxonomy_exists( 'question_category' ) ) {
$cats = get_the_terms( get_question_id(), 'question_category' );
if ( $cats ) {
$navs['category'] = array( 'title' => $cats[0]->name, 'link' => get_term_link( $cats[0], 'question_category' ), 'order' => 2 ); //@codingStandardsIgnoreLine
}
} elseif ( is_question_category() ) {
$category = get_queried_object();
$navs['page'] = array(
'title' => __( 'Categories', 'anspress-question-answer' ),
'link' => ap_get_link_to( 'categories' ),
'order' => 8,
);
$navs['category'] = array(
'title' => $category->name,
'link' => get_term_link( $category, 'question_category' ),
'order' => 8,
);
} elseif ( is_question_categories() ) {
$navs['page'] = array(
'title' => __( 'Categories', 'anspress-question-answer' ),
'link' => ap_get_link_to( 'categories' ),
'order' => 8,
);
}
return $navs;
}
/**
* Modify term clauses.
*
* @param array $pieces MySql query parts.
* @param array $taxonomies Taxonomies.
* @param array $args Args.
*/
public function terms_clauses( $pieces, $taxonomies, $args ) {
if ( ! in_array( 'question_category', $taxonomies, true ) || ! isset( $args['ap_query'] ) || 'subscription' !== $args['ap_query'] ) {
return $pieces;
}
global $wpdb;
$pieces['join'] = $pieces['join'] . ' INNER JOIN ' . $wpdb->prefix . 'ap_meta apmeta ON t.term_id = apmeta.apmeta_actionid';
$pieces['where'] = $pieces['where'] . " AND apmeta.apmeta_type='subscriber' AND apmeta.apmeta_param='category' AND apmeta.apmeta_userid='" . $args['user_id'] . "'";
return $pieces;
}
/**
* Add category sorting in list filters.
*
* @param array $filters Filters.
* @return array
*/
public function ap_list_filters( $filters ) {
global $wp;
if ( ! isset( $wp->query_vars['ap_categories'] ) && ! is_question_category() ) {
$filters['category'] = array(
'title' => __( 'Category', 'anspress-question-answer' ),
'items' => [],
'search' => true,
'multiple' => true,
);
}
return $filters;
}
/**
* Custom question category fields.
*
* @param array $term Term.
* @return void
*/
public function image_field_new( $term ) {
?>
<div class='form-field term-image-wrap'>
<label for='ap_image'><?php esc_attr_e( 'Image', 'anspress-question-answer' ); ?></label>
<a href="#" id="ap-category-upload" class="button" data-action="ap_media_uplaod" data-title="<?php esc_attr_e( 'Upload image', 'anspress-question-answer' ); ?>" data-urlc="#ap_category_media_url" data-idc="#ap_category_media_id"><?php esc_attr_e( 'Upload image', 'anspress-question-answer' ); ?></a>
<input id="ap_category_media_url" type="hidden" name="ap_category_image_url" value="">
<input id="ap_category_media_id" type="hidden" name="ap_category_image_id" value="">
<p class="description"><?php esc_attr_e( 'Category image', 'anspress-question-answer' ); ?></p>
</div>
<div class='form-field term-image-wrap'>
<label for='ap_icon'><?php esc_attr_e( 'Category icon class', 'anspress-question-answer' ); ?></label>
<input id="ap_icon" type="text" name="ap_icon" value="">
<p class="description"><?php esc_attr_e( 'Font icon class, if image not set', 'anspress-question-answer' ); ?></p>
</div>
<div class='form-field term-image-wrap'>
<label for='ap-category-color'><?php esc_attr_e( 'Icon background color', 'anspress-question-answer' ); ?></label>
<input id="ap-category-color" type="text" name="ap_color" value="">
<p class="description"><?php esc_attr_e( 'Set background color to be used with icon', 'anspress-question-answer' ); ?></p>
<script type="text/javascript">
jQuery(document).ready(function(){
jQuery('#ap-category-color').wpColorPicker();
});
</script>
</div>
<?php
}
/**
* Image field in category form.
*
* @param object $term Term.
*/
public function image_field_edit( $term ) {
$term_meta = get_term_meta( $term->term_id, 'ap_category', true );
$term_meta = wp_parse_args(
$term_meta, array(
'image' => [
'id' => '',
'url' => '',
],
'icon' => '',
'color' => '',
)
);
?>
<tr class='form-field form-required term-name-wrap'>
<th scope='row'>
<label for='custom-field'><?php esc_attr_e( 'Image', 'anspress-question-answer' ); ?></label>
</th>
<td>
<a href="#" id="ap-category-upload" class="button" data-action="ap_media_uplaod" data-title="<?php esc_attr_e( 'Upload image', 'anspress-question-answer' ); ?>" data-idc="#ap_category_media_id" data-urlc="#ap_category_media_url"><?php esc_attr_e( 'Upload image', 'anspress-question-answer' ); ?></a>
<?php if ( ! empty( $term_meta['image'] ) && ! empty( $term_meta['image']['url'] ) ) { ?>
<img id="ap_category_media_preview" data-action="ap_media_value" src="<?php echo esc_url( $term_meta['image']['url'] ); ?>" />
<?php } ?>
<input id="ap_category_media_url" type="hidden" data-action="ap_media_value" name="ap_category_image_url" value="<?php echo esc_url( $term_meta['image']['url'] ); ?>">
<input id="ap_category_media_id" type="hidden" data-action="ap_media_value" name="ap_category_image_id" value="<?php echo esc_attr( $term_meta['image']['id'] ); ?>">
<a href="#" id="ap-category-upload-remove" data-action="ap_media_remove"><?php esc_attr_e( 'Remove image', 'anspress-question-answer' ); ?></a>
<p class='description'><?php esc_attr_e( 'Featured image for category', 'anspress-question-answer' ); ?></p>
</td>
</tr>
<tr class='form-field term-name-wrap'>
<th scope='row'>
<label for='custom-field'><?php esc_attr_e( 'Category icon class', 'anspress-question-answer' ); ?></label>
</th>
<td>
<input id="ap_icon" type="text" name="ap_icon" value="<?php echo esc_attr( $term_meta['icon'] ); ?>">
<p class="description"><?php esc_attr_e( 'Font icon class, if image not set', 'anspress-question-answer' ); ?></p>
</td>
</tr>
<tr class='form-field term-name-wrap'>
<th scope='row'>
<label for='ap-category-color'><?php esc_attr_e( 'Category icon color', 'anspress-question-answer' ); ?></label>
</th>
<td>
<input id="ap-category-color" type="text" name="ap_color" value="<?php echo esc_attr( $term_meta['color'] ); ?>">
<p class="description"><?php esc_attr_e( 'Font icon class, if image not set', 'anspress-question-answer' ); ?></p>
<script type="text/javascript">
jQuery(document).ready(function(){
jQuery('#ap-category-color').wpColorPicker();
});
</script>
</td>
</tr>
<?php
}
/**
* Process and save category images.
*
* @param integer $term_id Term id.
*/
public function save_image_field( $term_id ) {
$image_url = ap_isset_post_value( 'ap_category_image_url', '' );
$image_id = ap_isset_post_value( 'ap_category_image_id', '' );
$icon = ap_isset_post_value( 'ap_icon', '' );
$color = ap_isset_post_value( 'ap_color', '' );
if ( current_user_can( 'manage_categories' ) ) {
// Get options from database - if not a array create a new one.
$term_meta = get_term_meta( $term_id, 'ap_category', true );
if ( ! is_array( $term_meta ) ) {
$term_meta = [ 'image' => [] ];
}
if ( ! is_array( $term_meta['image'] ) ) {
$term_meta['image'] = [];
}
// Image url.
if ( ! empty( $image_url ) ) {
$term_meta['image']['url'] = esc_url( $image_url );
} else {
unset( $term_meta['image']['url'] );
}
// Image id.
if ( ! empty( $image_id ) ) {
$term_meta['image']['id'] = (int) $image_id;
} else {
unset( $term_meta['image']['id'] );
}
// Category icon.
if ( ! empty( $icon ) ) {
$term_meta['icon'] = sanitize_text_field( $icon );
} else {
unset( $term_meta['icon'] );
}
// Category color.
if ( ! empty( $color ) ) {
$term_meta['color'] = sanitize_text_field( $color );
} else {
unset( $term_meta['color'] );
}
if ( empty( $term_meta['image'] ) ) {
unset( $term_meta['image'] );
}
// Delete meta if empty.
if ( empty( $term_meta ) ) {
delete_term_meta( $term_id, 'ap_category' );
} else {
update_term_meta( $term_id, 'ap_category', $term_meta );
}
} // End if().
}
/**
* Add category pages rewrite rule.
*
* @param array $rules AnsPress rules.
* @param string $slug Slug.
* @param integer $base_page_id Base page ID.
* @return array
* @since unknown
* @since 4.1.6 Fixed: category pagination.
*/
public function rewrite_rules( $rules, $slug, $base_page_id ) {
$base_slug = get_page_uri( ap_opt( 'categories_page' ) );
update_option( 'ap_categories_path', $base_slug, true );
$cat_rules = array(
$base_slug . '/([^/]+)/page/?([0-9]{1,})/?$' => 'index.php?question_category=$matches[#]&paged=$matches[#]&ap_page=category',
$base_slug . '/([^/]+)/?$' => 'index.php?question_category=$matches[#]&ap_page=category',
);
return $cat_rules + $rules;
}
/**
* Filter main questions query args. Modify and add category args.
*
* @param array $args Questions args.
* @return array
*/
public function ap_main_questions_args( $args ) {
global $wp;
$query = $wp->query_vars;
$categories_operator = ! empty( $wp->query_vars['ap_categories_operator'] ) ? $wp->query_vars['ap_categories_operator'] : 'IN';
$current_filter = ap_get_current_list_filters( 'category' );
if ( isset( $query['ap_categories'] ) && is_array( $query['ap_categories'] ) ) {
$args['tax_query'][] = array(
'taxonomy' => 'question_category',
'field' => 'slug',
'terms' => $query['ap_categories'],
'operator' => $categories_operator,
);
} elseif ( ! empty( $current_filter ) ) {
$args['tax_query'][] = array(
'taxonomy' => 'question_category',
'field' => 'term_id',
'terms' => explode( ',', sanitize_comma_delimited( $current_filter ) ),
);
}
return $args;
}
/**
* Subscriber action ID.
*
* @param integer $action_id Current action ID.
* @return integer
*/
public function subscribers_action_id( $action_id ) {
if ( is_question_category() ) {
global $question_category;
$action_id = $question_category->term_id;
}
return $action_id;
}
/**
* Filter ask button link to append current category link.
*
* @param string $link Ask button link.
* @return string
*/
public function ap_ask_btn_link( $link ) {
if ( is_question_category() ) {
$question_category = get_queried_object();
return $link . '?category=' . $question_category->term_id;
}
return $link;
}
/**
* Filter canonical URL when in category page.
*
* @param string $canonical_url url.
* @return string
* @deprecated 4.1.1
*/
public function ap_canonical_url( $canonical_url ) {
if ( is_question_category() ) {
global $question_category;
if ( ! $question_category ) {
$question_category = get_queried_object();
}
return get_term_link( $question_category ); // @codingStandardsIgnoreLine.
}
return $canonical_url;
}
/**
* Category feed link in head.
*/
public function category_feed() {
if ( is_question_category() ) {
$question_category = get_queried_object();
echo '<link href="' . esc_url( home_url( 'feed' ) ) . '?post_type=question&question_category=' . esc_url( $question_category->slug ) . '" title="' . esc_attr__( 'Question category feed', 'anspress-question-answer' ) . '" type="application/rss+xml" rel="alternate">';
}
}
/**
* Ajax callback for loading order by filter.
*
* @since 4.0.0
*/
public function load_filter_category() {
$filter = ap_sanitize_unslash( 'filter', 'r' );
check_ajax_referer( 'filter_' . $filter, '__nonce' );
$search = (string) ap_sanitize_unslash( 'search', 'r', false );
ap_ajax_json(
array(
'success' => true,
'items' => ap_get_category_filter( $search ),
'multiple' => true,
'nonce' => wp_create_nonce( 'filter_' . $filter ),
)
);
}
/**
* Output active category in filter
*
* @since 4.0.0
*/
public function filter_active_category( $active, $filter ) {
$current_filters = ap_get_current_list_filters( 'category' );
if ( ! empty( $current_filters ) ) {
$args = array(
'hierarchical' => true,
'hide_if_empty' => true,
'number' => 2,
'include' => $current_filters,
);
$terms = get_terms( 'question_category', $args );
if ( $terms ) {
$active_terms = [];
foreach ( (array) $terms as $t ) {
$active_terms[] = $t->name;
}
$count = count( $current_filters );
$more_label = sprintf( __( ', %d+', 'anspress-question-answer' ), $count - 2 );
return ': <span class="ap-filter-active">' . implode( ', ', $active_terms ) . ( $count > 2 ? $more_label : '' ) . '</span>';
}
}
}
/**
* Column header.
*
* @param array $columns Category columns.
* @return array
*/
public function column_header( $columns ) {
$columns['icon'] = 'Icon';
return $columns;
}
/**
* Icon column content.
*/
public function column_content( $value, $column_name, $tax_id ) {
if ( 'icon' === $column_name ) {
ap_category_icon( $tax_id );
}
}
/**
* Modify current page to show category archive.
*
* @param string $query_var Current page.
* @return string
* @since 4.1.0
*/
public function ap_current_page( $query_var ) {
if ( 'categories' === $query_var && 'category' === get_query_var( 'ap_page' ) ) {
return 'category';
}
return $query_var;
}
/**
* Modify main query.
*
* @param array $posts Array of post object.
* @param object $query Wp_Query object.
* @return void|array
* @since 4.1.0
*/
public function modify_query_category_archive( $posts, $query ) {
if ( $query->is_main_query() && $query->is_tax( 'question_category' ) && 'category' === get_query_var( 'ap_page' ) ) {
$query->found_posts = 1;
$query->max_num_pages = 1;
$page = get_page( ap_opt( 'categories_page' ) );
$page->post_title = get_queried_object()->name;
$posts = [ $page ];
}
return $posts;
}
/**
* Include required files.
*
* @since 4.1.8
*/
public function widget() {
require_once ANSPRESS_ADDONS_DIR . '/categories/widget.php';
register_widget( 'Anspress\Widgets\Categories' );
}
}
// Init addon.
Categories::init();
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