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%PDF-
Mini Shell
Mini Shell
<?php
/**
* Envato Elements: Content API
*
* Content API
*
* @package Envato/Envato_Elements
* @since 2.0.0
*/
namespace Envato_Elements\Utils;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* Content API
*
* @since 2.0.0
*/
class Content_API extends Base {
/**
* This is the API endpoint for all our static template kit data:
*
* @var string
*
* @since 2.0.0
*/
private $api_endpoint = 'https://assets.wp.envatoextensions.com/template-kits/';
/**
* Fetch a file from our static endpoint:
*
* @param $file - the file to get
* @param bool $force - if we should skip local transient cache
*
* @return string|\WP_Error
*/
public function fetch_file_content( $file, $force = false ) {
$url = $this->api_endpoint . $file;
$cache_key = 'envato_elements_' . md5( $url );
if ( ! $force ) {
$cached_response = get_transient( $cache_key );
if ( $cached_response ) {
return $cached_response;
}
}
$response = wp_safe_remote_get(
$url, [
'user-agent' => 'Mozilla/5.0 (Envato Elements ' . ENVATO_ELEMENTS_VER . ';) ' . home_url(),
'timeout' => 10,
]
);
if ( is_wp_error( $response ) ) {
return $response;
}
$response_code = wp_remote_retrieve_response_code( $response );
if ( 200 !== (int) $response_code ) {
return new \WP_Error( $response_code, 'Failed to fetch file' );
}
// Get the response string from our WP response object
$cached_response = wp_remote_retrieve_body( $response );
// Cache this response string in WordPress locally for an hour:
set_transient( $cache_key, $cached_response, 3600 );
return $cached_response;
}
/**
* Fetch our template listing, filter based on search parameters, and return an array.
*
* @param array $search
*
* @return array|\WP_Error
*/
public function get_free_template_kits( $search = [] ) {
$manifest_content = $this->fetch_file_content( 'manifest.json' );
if ( is_wp_error( $manifest_content ) ) {
return $manifest_content;
}
$all_free_template_kits = json_decode( $manifest_content, true );
$all_available_industries = [];
foreach ( $all_free_template_kits as $free_template_kit_id => $free_template_kit ) {
if ( ! empty( $free_template_kit['industry'] ) && is_array( $free_template_kit['industry'] ) ) {
foreach ( $free_template_kit['industry'] as $industry_key => $industry_value ) {
// we fix up the & encoding ready for display in the UI:
$fixed_industry_encoding = htmlspecialchars_decode( $industry_value );
$all_free_template_kits[ $free_template_kit_id ]['industry'][ $industry_key ] = $fixed_industry_encoding;
// Add this industry to the list of available industries
$all_available_industries[ $industry_key ] = [
'key' => $industry_key,
'value' => $fixed_industry_encoding,
];
}
}
}
$page = ! empty( $search['page'] ) ? $search['page'] : 1;
$per_page = 12;
// Filter based on provided industry
$filter_by_industry = ! empty( $search['industry'] ) ? $search['industry'] : false;
if ( $filter_by_industry ) {
$all_free_template_kits = array_filter( $all_free_template_kits, function ( $free_template_kit ) use ( $filter_by_industry ) {
return isset( $free_template_kit['industry'][ $filter_by_industry ] );
} );
}
// Filter based on provided text string
$filter_by_text = ! empty( $search['text'] ) ? $search['text'] : false;
if ( $filter_by_text ) {
$all_free_template_kits = array_filter( $all_free_template_kits, function ( $free_template_kit ) use ( $filter_by_text ) {
$has_title_match = stripos( $free_template_kit['name'], $filter_by_text ) !== false;
$matching_categories = array_filter( $free_template_kit['industry'], function ( $industry ) use ( $filter_by_text ) {
return stripos( $industry, $filter_by_text ) !== false;
} );
return $has_title_match || $matching_categories;
} );
}
// We count the total of all nested 'thumbnail' entries as this gives us an indication of how many free templates are available.
$total_template_count = array_sum( array_map( "count", array_column( $all_free_template_kits, 'thumbnails' ) ) );
$items = array_slice( $all_free_template_kits, ( ( $page - 1 ) * $per_page ), $per_page );
$result = [
'items' => $items,
'meta' => [
'industries' => array_values( $all_available_industries ), // so we can populate the drop down.
'total_items' => count( $all_free_template_kits ), // for pagination buttons to work
'per_page' => $per_page, // for pagination buttons to work
'current_page' => $page, // for pagination buttons to work
'total_template_count' => $total_template_count, // for our browse sub text
],
];
return $result;
}
/**
* Fetch our template listing, filter based on search parameters, and return an array.
*
* @param array $search
*
* @return array|\WP_Error
*/
public function get_free_blocks( $search = [] ) {
$manifest_content = $this->fetch_file_content( 'blocks.json' );
if ( is_wp_error( $manifest_content ) ) {
return $manifest_content;
}
$free_block_data = json_decode( $manifest_content, true );
$matched_block_data = [];
$all_available_categories = [];
foreach ( $free_block_data['categories'] as $category_id => $category_data ) {
$all_available_categories[ $category_data['id'] ] = [
'key' => $category_data['id'],
'value' => htmlspecialchars_decode( $category_data['name'] ),
];
}
ksort( $all_available_categories );
// Filter based on provided industry
$filter_by_category = ! empty( $search['category'] ) ? $search['category'] : false;
if ( $filter_by_category && isset( $all_available_categories[ $filter_by_category ] ) ) {
$matched_block_data = $free_block_data['categories'][ $filter_by_category ]['blocks'];
// Let's decode some special characters in the block name key.
foreach ( $matched_block_data as $matched_block_id => $matched_block ) {
$matched_block_data[$matched_block_id]['name'] = htmlspecialchars_decode( $matched_block['name'] );
}
}
// We count the total of all nested 'thumbnail' entries as this gives us an indication of how many free templates are available.
$total_template_count = array_sum( array_map( 'count', array_column( $free_block_data['categories'], 'blocks' ) ) );
$result = [
'items' => $matched_block_data,
'meta' => [
'categories' => array_values( $all_available_categories ), // so we can populate the drop down.
'total_template_count' => $total_template_count, // for our browse sub text
],
];
return $result;
}
/**
* @param $zip_url
*
* @return string|\WP_Error
*/
public function download_zip( $zip_url ) {
require_once( ABSPATH . '/wp-admin/includes/file.php' );
$temporary_zip_file_path = wp_tempnam( 'content-api-dl' );
$download_response = wp_safe_remote_get( $zip_url, array(
'timeout' => 60,
'user-agent' => 'Mozilla/5.0 (Envato Elements ' . ENVATO_ELEMENTS_VER . ';) ' . home_url(),
'stream' => true,
'filename' => $temporary_zip_file_path
) );
if ( is_wp_error( $download_response ) ) {
return $download_response;
}
// We successfully downloaded the zip file, return the path
return $temporary_zip_file_path;
}
}
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