PHP Classes

File: one_wp_feed_rss_monitor.php

Recommend this page to a friend!
  Classes of Victor Andeloci   One WordPress RSS Feed Monitor   one_wp_feed_rss_monitor.php   Download  
File: one_wp_feed_rss_monitor.php
Role: Application script
Content type: text/plain
Description: WordPress plugin script
Class: One WordPress RSS Feed Monitor
Monitor and publish podcasts as WordPress posts
Author: By
Last change: version update (1.1.0)
feat: multi feed support

- episode season, number & type metas
- better title & tag chars filtering
Date: 4 months ago
Size: 8,025 bytes
 

Contents

Class file image Download
<?php

/*
  * Plugin Name: One WP Feed RSS Monitor
  * Description: Monitor and auto-publish podcast episodes as wordpress posts
  * Version: 1.1.0
  * Author: Victor Andeloci
  * Author URI: https://github.com/victorandeloci
*/

function one_wp_feed_rss_monitor_xml_attribute($object, $attribute) {
  if (isset(
$object[$attribute]))
    return (string)
$object[$attribute];
}

if ( !
function_exists('one_wp_feed_rss_monitor_page') ) {
  function
one_wp_feed_rss_monitor_page() {
   
// user permissions
   
if (!current_user_can('manage_options')) {
      return;
    }

   
wp_add_inline_script(
     
'map-scripts',
     
'const ajax_info = ' . json_encode(array(
       
'ajaxurl' => admin_url('admin-ajax.php'),
       
'nonce' => wp_create_nonce('one_wp_feed_rss_monitor_nonce_handler')
       )),
     
'before'
   
);

   
wp_enqueue_script(
     
'one_wp_feed_rss_monitor_main_js',
     
plugin_dir_url(__FILE__) . 'js/main.js',
      [],
     
'1.1.0',
     
true
   
);

   
$options = [
     
'feed_url_list' => get_option('one_wp_feed_rss_monitor_feed_url_list', ''),
     
'default_category_id' => get_option('one_wp_feed_rss_monitor_default_cat', ''),
     
'ids_to_terms' => get_option('one_wp_feed_rss_monitor_ids_to_terms', ''),
    ];

   
$categories = get_categories([
     
'hide_empty' => false
   
]);

   
// cron job exec
   
include_once('templates/cron_exec.php');
   
// form render
   
include_once('templates/settings_form.php');
  }
}

function
one_wp_feed_rss_monitor_save() {
  try {
   
update_option('one_wp_feed_rss_monitor_feed_url_list', stripslashes($_POST['feed_url_list']));
   
update_option('one_wp_feed_rss_monitor_default_cat', sanitize_text_field($_POST['default_category_id']));
   
update_option('one_wp_feed_rss_monitor_ids_to_terms', stripslashes($_POST['ids_to_terms']));

    echo
'Saved!';
  } catch (\
Throwable $th) {
    echo
'Error during save... ' . $th;
  }

  die();
}
add_action('wp_ajax_one_wp_feed_rss_monitor_save', 'one_wp_feed_rss_monitor_save');
add_action('wp_ajax_nopriv_one_wp_feed_rss_monitor_save', 'one_wp_feed_rss_monitor_save');

if ( !
function_exists('one_wp_feed_rss_monitor_menu') ) {
  function
one_wp_feed_rss_monitor_menu() {
   
add_menu_page(
     
'One WP Feed RSS Monitor',
     
'Feed RSS Monitor',
     
'manage_options',
     
'one_wp_feed_rss_monitor',
     
'one_wp_feed_rss_monitor_page',
     
'dashicons-media-code',
     
28
   
);
  }
}
add_action( 'admin_menu', 'one_wp_feed_rss_monitor_menu' );

// get feed rss eps
function one_wp_feed_rss_monitor_get_podcast_episodes($feed_url) {
 
$rss = simplexml_load_file($feed_url);
 
$episodes = [];

  foreach (
$rss->channel->item as $item) {
   
$episode = [];
   
$episode['default_title'] = (string) $item->title;

   
// title tricky chars removal
   
$unwanted = [
     
'?' => '"',
     
'?' => '"',
     
'?' => "'",
     
'?' => '...',
     
'?' => "'",
     
'?' => '-'
   
];
   
$episode['title'] = strtr( $item->title, $unwanted );

   
$episode['description'] = (string) $item->description;
   
$episode['link'] = (string) $item->link;
   
$episode['mp3_url'] = (string) one_wp_feed_rss_monitor_xml_attribute($item->enclosure, 'url');
   
$episode['duration'] = (string) $item->children('itunes', true)->duration;
   
$episode['season'] = (string) $item->children('itunes', true)->season;
   
$episode['number'] = (string) $item->children('itunes', true)->episode;
   
$episode['type'] = (string) $item->children('itunes', true)->episodeType;
   
$episode['image_url'] = (string) $item->children('itunes', true)->image->attributes()->href;
   
$episode['pub_date'] = (string) $item->pubDate;
   
$episode['tags'] = [];

   
// verify if episode post exists
   
$existing_post = get_page_by_title($episode['default_title'], OBJECT, 'post');
    if (!
$existing_post)
     
$existing_post = get_page_by_title($episode['title'], OBJECT, 'post');

    if (!
$existing_post) {
     
// get episode description tags (#tag1, #tag2)
     
$description = $episode['description'];
     
$tags_start = strpos($description, '#');
      if (
$tags_start !== false) {
       
$tags_end = strpos($description, "\n", $tags_start);
        if (
$tags_end === false) {
         
$tags_end = strlen($description);
        }
       
$tags_str = substr($description, $tags_start, $tags_end - $tags_start);
       
$tags = explode(' ', $tags_str);
        foreach (
$tags as $tag) {
         
$episode['tags'][] = iconv('UTF-8', 'ASCII//TRANSLIT', str_replace('#', '', $tag));
        }
      }

     
$episodes[] = $episode;
    }
  }

  return
$episodes;
}

function
one_wp_feed_rss_monitor_create_podcast_post($episode) {
  try {
   
$post_data = array(
     
'post_title' => $episode['title'],
     
'post_content' => $episode['description'],
     
'post_status' => 'publish',
     
'post_type' => 'post',
     
'post_date' => date('Y-m-d H:i:s', strtotime($episode['pub_date'])),
     
'post_author' => (get_current_user_id() ?? 1),
     
'meta_input' => array(
       
'episode_link' => $episode['link'],
       
'episode_mp3_url' => $episode['mp3_url'],
       
'episode_duration' => $episode['duration'],
       
'episode_season' => $episode['season'],
       
'episode_number' => $episode['number'],
       
'episode_type' => $episode['type'],
       
'episode_cover' => $episode['image_url']
      )
    );

   
$post_id = wp_insert_post($post_data, true);

    if (
$post_id && !is_wp_error($post_id)) {
     
// feat. image using "itunes:image"
     
$image_url = $episode['image_url'];
      if (
$image_url) {
       
$image_id = media_sideload_image($image_url, $post_id, null, 'id');
        if (!
is_wp_error($image_id)) {
         
set_post_thumbnail($post_id, $image_id);
        }
      }

     
// tags
     
$tags = $episode['tags'];
      if (!empty(
$tags)) {
       
wp_set_post_tags($post_id, $tags);
      }

     
// episode / post category based on title search by term (defined in settings)
     
$idsToTermsData = get_option('one_wp_feed_rss_monitor_ids_to_terms', '');
      if (
$idsToTermsData != null && $idsToTermsData != '') {
       
$idsToTerms = json_decode($idsToTermsData);
       
// default category defined in settings
       
$defaultCategory = get_option('one_wp_feed_rss_monitor_default_cat', '');
       
$postCategories = [];
        if (
$defaultCategory != null && $defaultCategory != '')
         
$postCategories[] = $defaultCategory;

        foreach (
$idsToTerms as $id => $term) {
          if (
strpos($episode['title'], $term) !== false) {
           
$postCategories[] = $id;
          }
         
wp_set_post_categories($post_id, $postCategories);
        }
      } else {
        echo
'Terms not defined!<br>';
      }

      return
true;
    } else {
      echo
'Could not create post <strong>' . $episode['title'] . '</strong> - ' . $post_id->get_error_message() . '<br>';
    }
  } catch (\
Throwable $th) {
    echo
'Fatal error during post creation: ' . $th . '<br>';
  }
}

function
one_wp_feed_rss_monitor_update_posts_episodes() {
 
$feed_url_list = get_option('one_wp_feed_rss_monitor_feed_url_list', '');
  if (!empty(
$feed_url_list)) {
    foreach (
json_decode($feed_url_list) as $i => $feed_url) {
     
// get feed RSS eps
     
$episodes = one_wp_feed_rss_monitor_get_podcast_episodes($feed_url);
      if (!empty(
$episodes)) {
       
// create posts foreach ep
       
$podcastPostCount = 0;
        foreach (
$episodes as $episode) {
          if (
one_wp_feed_rss_monitor_create_podcast_post($episode))
           
$podcastPostCount++;
        }
        echo
$podcastPostCount . ' post(s) created!';
      } else {
        echo
'Could not find new episodes on feed ' . ($i + 1) . '...<br>';
      }
    }
  } else {
    echo
'Feed RSS URL not defined!';
  }

  die();
}
add_action('wp_ajax_one_wp_feed_rss_monitor_update_posts_episodes', 'one_wp_feed_rss_monitor_update_posts_episodes');
add_action('wp_ajax_nopriv_one_wp_feed_rss_monitor_update_posts_episodes', 'one_wp_feed_rss_monitor_update_posts_episodes');