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<?php
/**
* Contains all the functions related to updating the plugin from
* one version to another
*
* @package WP RSS Aggregator
*/
add_action( 'init', 'wprss_version_check' );
/**
* Checks the version number and runs install or update functions if needed.
*
* @since 2.0
*/
function wprss_version_check() {
// Get the old database version.
$old_db_version = get_option( 'wprss_db_version' );
// Get the plugin settings.
$settings = get_option( 'wprss_settings' );
// Get the plugin options
$options = get_option( 'wprss_options' );
// For fresh installs
// If there is no old database version and no settings, run the install.
if ( empty( $old_db_version ) && false === $settings && false === $options ) {
wprss_install();
}
// For version 1.0 to 3.0
// If there is no old database version and no settings, but only options
elseif ( empty( $old_db_version ) && false === $settings && !empty( $options ) ) {
wp_clear_scheduled_hook( 'wprss_generate_hook' );
wprss_install();
wprss_migrate();
wprss_fetch_insert_all_feed_items();
}
// For version 1.1 to 3.0
// If there is no old database version, but only settings and options
elseif ( empty( $old_db_version ) && !empty( $settings ) && !empty( $options ) ) {
wp_clear_scheduled_hook( 'wprss_generate_hook' );
wprss_update();
wprss_migrate();
wprss_fetch_insert_all_feed_items();
}
// For version 2+ to 3.0
// We check if wprss_settings option exists, as this only exists prior to version 3.0
// Settings field changed, and another added
elseif ( intval( $old_db_version ) < intval( WPRSS_DB_VERSION ) && ( FALSE != get_option( 'wprss_settings' ) ) ) {
wprss_upgrade_30();
wprss_update();
wprss_fetch_insert_all_feed_items();
}
// For any future versions where DB changes
// If the old version is less than the new version, run the update.
elseif ( intval( $old_db_version ) < intval( WPRSS_DB_VERSION ) ) {
wprss_update();
wprss_fetch_insert_all_feed_items();
// NO FOLLOW CHANGE FIX
$options = get_option( 'wprss_settings_general' );
if ( $options['follow_dd'] === __( "No Follow", 'wprss' ) ) {
$options['follow_dd'] = 'no_follow';
} elseif ( $options['follow_dd'] === __( "Follow", 'wprss' ) ) {
$options['follow_dd'] = 'follow';
}
}
// Update to 4.14
if ( !empty($old_db_version) && intval($old_db_version) < 16 ) {
// Copy the default template's meta to its settings options
// In 4.13.x, a bug caused corruption such that the meta data was more up-to-date than the settings
// This also meant that the options users saw in the Templates edit page did not match what was stored in
// the database, and what was used by the templates during rendering.
// This was fixed in 4.14. Since the options that users saw in the Templates Edit page are what they most
// likely wanted to have be saved in the database, we are here copying the meta over to the settings.
try {
$templates = wpra_container()->get('wpra/feeds/templates/collection');
$default = $templates['default'];
$id = $default['id'];
$options = $default['options'];
$meta = get_post_meta($id, 'wprss_template_options',true);
foreach ($meta as $k => $v) {
$options[$k] = $v;
}
$default['options'] = $options;
} catch (Exception $exception) {
// Fail silently
}
}
}
/**
* Adds the plugin settings on install.
*
* @since 2.0
*/
function wprss_install() {
// Add the database version setting.
add_option( 'wprss_db_version', WPRSS_DB_VERSION );
// Add the default plugin settings.
add_option( 'wprss_settings_general', wprss_get_default_settings_general() );
}
/**
* Update settings of plugin to reflect new version
*
* @since 2.0
*/
function wprss_update() {
// Update the database version setting.
update_option( 'wprss_db_version', WPRSS_DB_VERSION );
// Initialize settings
wprss_settings_initialize();
// Open Link Behavior Name Fix
$settings = get_option( 'wprss_settings_general' );
if( $settings['open_dd'] === 'New window' || $settings['open_dd'] === __( 'New window', 'wprss' ) ){
$settings['open_dd'] = 'blank';
}else if( $settings['open_dd'] === 'Lightbox' || $settings['open_dd'] === __( 'Lightbox', 'wprss' ) ){
$settings['open_dd'] = 'lightbox';
}else if( $settings['open_dd'] === 'Self' || $settings['open_dd'] === __( 'Self', 'wprss' ) ){
$settings['open_dd'] = 'self';
}
// At version 4.7.5 tracking was disabled
$settings['tracking'] = '0';
update_option( 'wprss_settings_general', $settings );
}
/**
* Initialize settings to default ones if they are not yet set
*
* @since 3.0
*/
function wprss_settings_initialize() {
// Get the settings from the new field in the database
$settings = get_option( 'wprss_settings_general' );
// Get the default plugin settings.
$default_settings = wprss_get_default_settings_general();
// Loop through each of the default plugin settings.
foreach ( $default_settings as $setting_key => $setting_value ) {
// If the setting didn't previously exist, add the default value to the $settings array.
if ( ! isset( $settings[ $setting_key ] ) )
$settings[ $setting_key ] = $setting_value;
}
// Update the plugin settings.
update_option( 'wprss_settings_general', $settings );
}
/**
* Takes care of cron and DB changes between versions 2+ and 3
*
* @since 3.0
*/
function wprss_upgrade_30() {
wp_clear_scheduled_hook( 'wprss_fetch_feeds_hook' );
// Get the settings from the database.
$settings = get_option( 'wprss_settings' );
// Put them into our new field
update_option( 'wprss_settings_general', $settings );
// Remove old options field, we are now using wprss_settings_general
delete_option( 'wprss_settings' );
}
/**
* Migrates the feed sources from the wprss_options field to the wp_posts table (for older versions)
*
* @since 2.0
*/
function wprss_migrate() {
// Get the plugin options
$options = get_option( 'wprss_options' );
$feed_sources = array_chunk( $options, 2 );
foreach ( $feed_sources as $feed_source ) {
$feed_title = $feed_source[0];
$feed_url = $feed_source[1];
// Create post object
$feed_item = array(
'post_title' => $feed_title,
'post_content' => '',
'post_status' => 'publish',
'post_type' => 'wprss_feed'
);
$inserted_ID = wp_insert_post( $feed_item, $wp_error );
// insert post meta
update_post_meta( $inserted_ID, 'wprss_url', $feed_url );
}
// delete unneeded option
delete_option( 'wprss_options' );
}
/**
* Returns an array of the default plugin settings. These are only used on initial setup.
*
* @since 2.0
*/
function wprss_get_default_settings_general() {
// Set up the default plugin settings
$settings = apply_filters(
'wprss_default_settings_general',
array(
// from version 1.1
'open_dd' => 'blank',
'follow_dd' => 'no_follow',
// from version 2.0
'feed_limit' => 15,
// from version 3.0
'date_format' => 'Y-m-d',
'limit_feed_items_db' => 200,
'cron_interval' => 'hourly',
'styles_disable' => 0,
'title_link' => 1,
'title_limit' => '',
'source_enable' => 1,
'text_preceding_source' => 'Source:',
'date_enable' => 1,
'text_preceding_date' => 'Published on',
// from version 3.1
'limit_feed_items_imported' => 0,
// from version 3.3
'custom_feed_url' => 'wprss',
'custom_feed_limit' => '',
'source_link' => 0,
// from version 3.4
'video_link' => 'false',
// from version 3.8
'limit_feed_items_age' => '',
'limit_feed_items_age_unit' => 'days',
// from version 4.0.5
'time_ago_format_enable' => 0,
// tracking
'tracking' => 0,
// from version 4.1.2
'custom_feed_title' => 'Latest imported feed items on ' . get_bloginfo('name'),
// From version 4.2.3
'pagination' => 'default',
// From 4.2.4
'authors_enable' => 0,
// From 4.7.2
'unique_titles' => 0,
// From 4.7.8
'expiration_notice_period' => '2 weeks',
// From 4.8.2
'feed_request_useragent' => 'Mozilla/5.0 (Linux 10.0; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.77 Safari/537.36',
'certificate-path' => implode( '/', array( WPINC, 'certificates', 'ca-bundle.crt' ) ),
// From 4.11.2
'limit_feed_items_per_import' => null,
'feed_items_import_order' => 'latest',
// From 4.13
'custom_css' => '',
'html_classes' => '',
// From 4.14.1
'feed_cache_enabled' => 0,
// From 4.17
'schedule_future_items' => 0,
)
);
// Return the default settings
return $settings;
}
/**
* Returns the default tracking settings.
*
* @since 3.6
*/
function wprss_get_default_tracking_settings() {
return apply_filters(
'wprss_default_tracking_settings',
array(
'use_presstrends' => 'false',
'tracking_notice' => ''
)
);
}