miniflux-legacy/models/item.php
2014-10-19 14:42:31 -04:00

579 lines
15 KiB
PHP

<?php
namespace Model\Item;
use Model\Config;
use PicoDb\Database;
use PicoFeed\Logging;
use PicoFeed\Grabber;
use PicoFeed\Client;
use PicoFeed\Filter;
// Get all items without filtering
function get_everything()
{
return Database::get('db')
->table('items')
->columns(
'items.id',
'items.title',
'items.updated',
'items.url',
'items.enclosure',
'items.enclosure_type',
'items.bookmark',
'items.feed_id',
'items.status',
'items.content',
'items.language',
'feeds.site_url',
'feeds.title AS feed_title'
)
->join('feeds', 'id', 'feed_id')
->in('status', array('read', 'unread'))
->orderBy('updated', 'desc')
->findAll();
}
// Get everthing since date (timestamp)
function get_everything_since($timestamp)
{
return Database::get('db')
->table('items')
->columns(
'items.id',
'items.title',
'items.updated',
'items.url',
'items.enclosure',
'items.enclosure_type',
'items.bookmark',
'items.feed_id',
'items.status',
'items.content',
'items.language',
'feeds.site_url',
'feeds.title AS feed_title'
)
->join('feeds', 'id', 'feed_id')
->in('status', array('read', 'unread'))
->gte('updated', $timestamp)
->orderBy('updated', 'desc')
->findAll();
}
// Get a list of [item_id => status,...]
function get_all_status()
{
return Database::get('db')
->table('items')
->in('status', array('read', 'unread'))
->orderBy('updated', 'desc')
->listing('id', 'status');
}
// Get all items by status
function get_all($status, $offset = null, $limit = null, $order_column = 'updated', $order_direction = 'desc')
{
return Database::get('db')
->table('items')
->columns(
'items.id',
'items.title',
'items.updated',
'items.url',
'items.enclosure',
'items.enclosure_type',
'items.bookmark',
'items.feed_id',
'items.status',
'items.content',
'items.language',
'feeds.site_url',
'feeds.title AS feed_title'
)
->join('feeds', 'id', 'feed_id')
->eq('status', $status)
->orderBy($order_column, $order_direction)
->offset($offset)
->limit($limit)
->findAll();
}
// Get the number of items per status
function count_by_status($status)
{
return Database::get('db')
->table('items')
->eq('status', $status)
->count();
}
// Get the number of bookmarks
function count_bookmarks()
{
return Database::get('db')
->table('items')
->eq('bookmark', 1)
->in('status', array('read', 'unread'))
->count();
}
// Get all bookmarks
function get_bookmarks($offset = null, $limit = null)
{
return Database::get('db')
->table('items')
->columns(
'items.id',
'items.title',
'items.updated',
'items.url',
'items.enclosure',
'items.enclosure_type',
'items.bookmark',
'items.status',
'items.content',
'items.feed_id',
'items.language',
'feeds.site_url',
'feeds.title AS feed_title'
)
->join('feeds', 'id', 'feed_id')
->in('status', array('read', 'unread'))
->eq('bookmark', 1)
->orderBy('updated', Config\get('items_sorting_direction'))
->offset($offset)
->limit($limit)
->findAll();
}
// Get the number of items per feed
function count_by_feed($feed_id)
{
return Database::get('db')
->table('items')
->eq('feed_id', $feed_id)
->in('status', array('unread', 'read'))
->count();
}
// Get all items per feed
function get_all_by_feed($feed_id, $offset = null, $limit = null, $order_column = 'updated', $order_direction = 'desc')
{
return Database::get('db')
->table('items')
->columns(
'items.id',
'items.title',
'items.updated',
'items.url',
'items.enclosure',
'items.enclosure_type',
'items.feed_id',
'items.status',
'items.content',
'items.bookmark',
'items.language',
'feeds.site_url'
)
->join('feeds', 'id', 'feed_id')
->in('status', array('unread', 'read'))
->eq('feed_id', $feed_id)
->orderBy($order_column, $order_direction)
->offset($offset)
->limit($limit)
->findAll();
}
// Get one item by id
function get($id)
{
return Database::get('db')
->table('items')
->eq('id', $id)
->findOne();
}
// Get item naviguation (next/prev items)
function get_nav($item, $status = array('unread'), $bookmark = array(1, 0), $feed_id = null)
{
$query = Database::get('db')
->table('items')
->columns('id', 'status', 'title', 'bookmark')
->neq('status', 'removed')
->orderBy('updated', Config\get('items_sorting_direction'));
if ($feed_id) $query->eq('feed_id', $feed_id);
$items = $query->findAll();
$next_item = null;
$previous_item = null;
for ($i = 0, $ilen = count($items); $i < $ilen; $i++) {
if ($items[$i]['id'] == $item['id']) {
if ($i > 0) {
$j = $i - 1;
while ($j >= 0) {
if (in_array($items[$j]['status'], $status) && in_array($items[$j]['bookmark'], $bookmark)) {
$previous_item = $items[$j];
break;
}
$j--;
}
}
if ($i < ($ilen - 1)) {
$j = $i + 1;
while ($j < $ilen) {
if (in_array($items[$j]['status'], $status) && in_array($items[$j]['bookmark'], $bookmark)) {
$next_item = $items[$j];
break;
}
$j++;
}
}
break;
}
}
return array(
'next' => $next_item,
'previous' => $previous_item
);
}
// Change item status to removed and clear content
function set_removed($id)
{
return Database::get('db')
->table('items')
->eq('id', $id)
->save(array('status' => 'removed', 'content' => ''));
}
// Change item status to read
function set_read($id)
{
return Database::get('db')
->table('items')
->eq('id', $id)
->save(array('status' => 'read'));
}
// Change item status to unread
function set_unread($id)
{
return Database::get('db')
->table('items')
->eq('id', $id)
->save(array('status' => 'unread'));
}
// Change item status to "read", "unread" or "removed"
function set_status($status, array $items)
{
if (! in_array($status, array('read', 'unread', 'removed'))) return false;
return Database::get('db')
->table('items')
->in('id', $items)
->save(array('status' => $status));
}
// Enable/disable bookmark flag
function set_bookmark_value($id, $value)
{
return Database::get('db')
->table('items')
->eq('id', $id)
->in('status', array('read', 'unread'))
->save(array('bookmark' => $value));
}
// Swap item status read <-> unread
function switch_status($id)
{
$item = Database::get('db')
->table('items')
->columns('status')
->eq('id', $id)
->findOne();
if ($item['status'] == 'unread') {
Database::get('db')
->table('items')
->eq('id', $id)
->save(array('status' => 'read'));
return 'read';
}
else {
Database::get('db')
->table('items')
->eq('id', $id)
->save(array('status' => 'unread'));
return 'unread';
}
return '';
}
// Mark all unread items as read
function mark_all_as_read()
{
return Database::get('db')
->table('items')
->eq('status', 'unread')
->save(array('status' => 'read'));
}
// Mark all read items to removed
function mark_all_as_removed()
{
return Database::get('db')
->table('items')
->eq('status', 'read')
->eq('bookmark', 0)
->save(array('status' => 'removed', 'content' => ''));
}
// Mark only specified items as read
function mark_items_as_read(array $items_id)
{
Database::get('db')->startTransaction();
foreach ($items_id as $id) {
set_read($id);
}
Database::get('db')->closeTransaction();
}
// Mark all items of a feed as read
function mark_feed_as_read($feed_id)
{
return Database::get('db')
->table('items')
->eq('status', 'unread')
->eq('feed_id', $feed_id)
->update(array('status' => 'read'));
}
// Mark all read items to removed after X days
function autoflush()
{
$autoflush = (int) Config\get('autoflush');
if ($autoflush > 0) {
// Mark read items removed after X days
Database::get('db')
->table('items')
->eq('bookmark', 0)
->eq('status', 'read')
->lt('updated', strtotime('-'.$autoflush.'day'))
->save(array('status' => 'removed', 'content' => ''));
}
else if ($autoflush === -1) {
// Mark read items removed immediately
Database::get('db')
->table('items')
->eq('bookmark', 0)
->eq('status', 'read')
->save(array('status' => 'removed', 'content' => ''));
}
}
// Update all items
function update_all($feed_id, array $items, $enable_grabber = false)
{
$nocontent = (bool) Config\get('nocontent');
$items_in_feed = array();
$db = Database::get('db');
$db->startTransaction();
foreach ($items as $item) {
Logging::setMessage('Item => '.$item->getId().' '.$item->getUrl());
// Item parsed correctly?
if ($item->getId() && $item->getUrl()) {
Logging::setMessage('Item parsed correctly');
// Get item record in database, if any
$itemrec = $db
->table('items')
->columns('enclosure')
->eq('id', $item->getId())
->findOne();
// Insert a new item
if ($itemrec === null) {
Logging::setMessage('Item added to the database');
if ($enable_grabber && ! $nocontent && ! $item->getContent()) {
$item->content = download_content_url($item->getUrl());
}
$db->table('items')->save(array(
'id' => $item->getId(),
'title' => $item->getTitle(),
'url' => $item->getUrl(),
'updated' => $item->getDate(),
'author' => $item->getAuthor(),
'content' => $nocontent ? '' : $item->getContent(),
'status' => 'unread',
'feed_id' => $feed_id,
'enclosure' => $item->getEnclosureUrl(),
'enclosure_type' => $item->getEnclosureType(),
'language' => $item->getLanguage(),
));
}
else if (! $itemrec['enclosure'] && $item->getEnclosureUrl()) {
Logging::setMessage('Update item enclosure');
$db->table('items')->eq('id', $item->getId())->save(array(
'status' => 'unread',
'enclosure' => $item->getEnclosureUrl(),
'enclosure_type' => $item->getEnclosureType(),
));
}
else {
Logging::setMessage('Item already in the database');
}
// Items inside this feed
$items_in_feed[] = $item->id;
}
}
// Cleanup old items
cleanup($feed_id, $items_in_feed);
$db->closeTransaction();
}
// Remove from the database items marked as "removed"
// and not present inside the feed
function cleanup($feed_id, array $items_in_feed)
{
if (! empty($items_in_feed)) {
$db = Database::get('db');
$removed_items = $db
->table('items')
->columns('id')
->notin('id', $items_in_feed)
->eq('status', 'removed')
->eq('feed_id', $feed_id)
->desc('updated')
->findAllByColumn('id');
// Keep a buffer of 2 items
// It's workaround for buggy feeds (cache issue with some Wordpress plugins)
if (is_array($removed_items)) {
$items_to_remove = array_slice($removed_items, 2);
if (! empty($items_to_remove)) {
$nb_items = count($items_to_remove);
Logging::setMessage('There is '.$nb_items.' items to remove');
// Handle the case when there is a huge number of items to remove
// Sqlite have a limit of 1000 sql variables by default
// Avoid the error message "too many SQL variables"
// We remove old items by batch of 500 items
$chunks = array_chunk($items_to_remove, 500);
foreach ($chunks as $chunk) {
$db->table('items')
->in('id', $chunk)
->eq('status', 'removed')
->eq('feed_id', $feed_id)
->remove();
}
}
}
}
}
// Download content from an URL
function download_content_url($url)
{
$content = '';
$grabber = new Grabber($url);
$grabber->setConfig(Config\get_reader_config());
$grabber->download();
if ($grabber->parse()) {
$content = $grabber->getcontent();
}
if (! empty($content)) {
$filter = Filter::html($content, $url);
$filter->setConfig(Config\get_reader_config());
$content = $filter->execute();
}
return $content;
}
// Download content from item ID
function download_content_id($item_id)
{
$item = get($item_id);
$content = download_content_url($item['url']);
if (! empty($content)) {
if (! Config\get('nocontent')) {
// Save content
Database::get('db')
->table('items')
->eq('id', $item['id'])
->save(array('content' => $content));
}
Config\write_debug();
return array(
'result' => true,
'content' => $content
);
}
Config\write_debug();
return array(
'result' => false,
'content' => ''
);
}