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We now store item content centrally

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Michael 2018-06-24 21:41:49 +00:00
parent d0c36d0e89
commit 58d61810ea
1 changed files with 72 additions and 3 deletions
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71
src/Model/Item.php
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@ -56,6 +56,10 @@ class Item extends BaseObject
'author-id', 'author-link', 'owner-link', 'contact-uid',
'signed_text', 'signature', 'signer'];
const CONTENT_FIELDLIST = ['title', 'content-warning', 'body', 'location',
'coord', 'app', 'rendered-hash', 'rendered-html',
'object-type', 'object', 'target-type', 'target'];
/**
* @brief Fetch a single item row
*
@ -66,6 +70,14 @@ class Item extends BaseObject
{
$row = dba::fetch($stmt);
// Fetch data from the item-content table whenever there is content there
foreach (self::CONTENT_FIELDLIST as $field) {
if (isset($row[$field]) && !empty($row['item-content-' . $field])) {
$row[$field] = $row['item-content-' . $field];
unset($row['item-content-' . $field]);
}
}
// We prefer the data from the user's contact over the public one
if (!empty($row['author-link']) && !empty($row['contact-link']) &&
($row['author-link'] == $row['contact-link'])) {
@ -449,6 +461,10 @@ class Item extends BaseObject
$joins .= " LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id`";
}
if (strpos($sql_commands, "`item-content`.") !== false) {
$joins .= " LEFT JOIN `item-content` ON `item-content`.`uri` = `item`.`uri`";
}
if ((strpos($sql_commands, "`parent-item`.") !== false) || (strpos($sql_commands, "`parent-author`.") !== false)) {
$joins .= " STRAIGHT_JOIN `item` AS `parent-item` ON `parent-item`.`id` = `item`.`parent`";
}
@ -474,6 +490,9 @@ class Item extends BaseObject
foreach ($fields as $table => $table_fields) {
foreach ($table_fields as $field => $select) {
if (empty($selected) || in_array($select, $selected)) {
if (in_array($select, self::CONTENT_FIELDLIST)) {
$selection[] = "`item-content`.`".$select."` AS `item-content-" . $select . "`";
}
if (is_int($field)) {
$selection[] = "`" . $table . "`.`" . $select . "`";
} else {
@ -536,7 +555,7 @@ class Item extends BaseObject
// We cannot simply expand the condition to check for origin entries
// The condition needn't to be a simple array but could be a complex condition.
// And we have to execute this query before the update to ensure to fetch the same data.
$items = dba::select('item', ['id', 'origin'], $condition);
$items = dba::select('item', ['id', 'origin', 'uri'], $condition);
$success = dba::update('item', $fields, $condition);
@ -549,6 +568,7 @@ class Item extends BaseObject
$rows = dba::affected_rows();
while ($item = dba::fetch($items)) {
self::updateContent($fields, ['uri' => $item['uri']]);
Term::insertFromTagFieldByItemId($item['id']);
Term::insertFromFileFieldByItemId($item['id']);
self::updateThread($item['id']);
@ -1260,6 +1280,7 @@ class Item extends BaseObject
logger('' . print_r($item,true), LOGGER_DATA);
dba::transaction();
self::insertContent($item);
$ret = dba::insert('item', $item);
// When the item was successfully stored we fetch the ID of the item.
@ -1407,6 +1428,54 @@ class Item extends BaseObject
return $current_post;
}
/**
* @brief Insert a new item content entry
*
* @param array $item The item fields that are to be inserted
*/
private static function insertContent(&$item)
{
logger('Insert content for URI '.$item['uri']);
$fields = ['uri' => $item['uri'], 'title' => $item['title'],
'content-warning' => $item['content-warning'],
'body' => $item['body'], 'location' => $item['location'],
'coord' => $item['coord'], 'app' => $item['app'],
'rendered-hash' => $item['rendered-hash'],
'rendered-html' => $item['rendered-html'],
'object-type' => $item['object-type'],
'object' => $item['object'], 'target-type' => $item['target-type'],
'target' => $item['target'], 'plink' => $item['plink'],
'uri-plink-hash' => hash('sha1', $item['plink']).hash('sha1', $item['uri'])];
dba::insert('item-content', $fields, true);
}
/**
* @brief Update existing item content entries
*
* @param array $item The item fields that are to be changed
* @param array $condition The condition for finding the item content entries
*/
private static function updateContent($item, $condition)
{
// We have to select only the fields from the "item-content" table
$fields = [];
foreach (self::CONTENT_FIELDLIST as $field) {
if (isset($item[$field])) {
$fields[$field] = $item[$field];
}
}
if (empty($fields)) {
return;
}
logger('Update content for URI '.$condition['uri']);
dba::update('item-content', $fields, $condition, true);
}
/**
* @brief Distributes public items to the receivers
*