Content is now stored exclusively in item-content, connected via "icid" field

This commit is contained in:
Michael 2018-06-25 04:56:32 +00:00
parent 941bab1096
commit 89fb28ae9b
4 changed files with 60 additions and 24 deletions

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@ -1,6 +1,6 @@
-- ------------------------------------------
-- Friendica 2018.08-dev (The Tazmans Flax-lily)
-- DB_UPDATE_VERSION 1270
-- DB_UPDATE_VERSION 1271
-- ------------------------------------------
@ -477,6 +477,7 @@ CREATE TABLE IF NOT EXISTS `item` (
`author-name` varchar(255) NOT NULL DEFAULT '' COMMENT 'Name of the author of this item',
`author-link` varchar(255) NOT NULL DEFAULT '' COMMENT 'Link to the profile page of the author of this item',
`author-avatar` varchar(255) NOT NULL DEFAULT '' COMMENT 'Link to the avatar picture of the author of this item',
`icid` int unsigned COMMENT 'Id of the item-content table entry that contains the whole item content',
`title` varchar(255) NOT NULL DEFAULT '' COMMENT 'item title',
`content-warning` varchar(255) NOT NULL DEFAULT '' COMMENT '',
`body` mediumtext COMMENT 'item body content',
@ -540,10 +541,33 @@ CREATE TABLE IF NOT EXISTS `item` (
INDEX `contactid_verb` (`contact-id`,`verb`),
INDEX `deleted_changed` (`deleted`,`changed`),
INDEX `uid_wall_changed` (`uid`,`wall`,`changed`),
INDEX `uid_eventid` (`uid`,`event-id`),
INDEX `uid_authorlink` (`uid`,`author-link`(190)),
INDEX `uid_ownerlink` (`uid`,`owner-link`(190))
) DEFAULT COLLATE utf8mb4_general_ci COMMENT='All posts';
INDEX `uid_eventid` (`uid`,`event-id`)
) DEFAULT COLLATE utf8mb4_general_ci COMMENT='Structure for all posts';
--
-- TABLE item-content
--
CREATE TABLE IF NOT EXISTS `item-content` (
`id` int unsigned NOT NULL auto_increment,
`uri` varchar(255) NOT NULL DEFAULT '' COMMENT '',
`uri-plink-hash` char(80) NOT NULL DEFAULT '' COMMENT 'SHA-1 hash from uri and plink',
`title` varchar(255) NOT NULL DEFAULT '' COMMENT 'item title',
`content-warning` varchar(255) NOT NULL DEFAULT '' COMMENT '',
`body` mediumtext COMMENT 'item body content',
`location` varchar(255) NOT NULL DEFAULT '' COMMENT 'text location where this item originated',
`coord` varchar(255) NOT NULL DEFAULT '' COMMENT 'longitude/latitude pair representing location where this item originated',
`app` varchar(255) NOT NULL DEFAULT '' COMMENT 'application which generated this item',
`rendered-hash` varchar(32) NOT NULL DEFAULT '' COMMENT '',
`rendered-html` mediumtext COMMENT 'item.body converted to html',
`object-type` varchar(100) NOT NULL DEFAULT '' COMMENT 'ActivityStreams object type',
`object` text COMMENT 'JSON encoded object structure unless it is an implied object (normal post)',
`target-type` varchar(100) NOT NULL DEFAULT '' COMMENT 'ActivityStreams target type if applicable (URI)',
`target` text COMMENT 'JSON encoded target structure if used',
`plink` varchar(255) NOT NULL DEFAULT '' COMMENT 'permalink or URL to a displayable copy of the message at its source',
PRIMARY KEY(`id`),
UNIQUE INDEX `uri-plink-hash` (`uri-plink-hash`),
INDEX `uri` (`uri`(191))
) DEFAULT COLLATE utf8mb4_general_ci COMMENT='Content for all posts';
--
-- TABLE locks

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@ -93,9 +93,9 @@ function item_post(App $a) {
if ($thr_parent || $thr_parent_uri) {
if ($thr_parent) {
$parent_item = dba::selectFirst('item', [], ['id' => $thr_parent]);
$parent_item = Item::selectFirst([], ['id' => $thr_parent]);
} elseif ($thr_parent_uri) {
$parent_item = dba::selectFirst('item', [], ['uri' => $thr_parent_uri, 'uid' => $profile_uid]);
$parent_item = Item::selectFirst([], ['uri' => $thr_parent_uri, 'uid' => $profile_uid]);
}
// if this isn't the real parent of the conversation, find it

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@ -1181,6 +1181,7 @@ class DBStructure
"author-name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Name of the author of this item"],
"author-link" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Link to the profile page of the author of this item"],
"author-avatar" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Link to the avatar picture of the author of this item"],
"icid" => ["type" => "int unsigned", "relation" => ["item-content" => "id"], "comment" => "Id of the item-content table entry that contains the whole item content"],
"title" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "item title"],
"content-warning" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
"body" => ["type" => "mediumtext", "comment" => "item body content"],
@ -1247,8 +1248,6 @@ class DBStructure
"deleted_changed" => ["deleted","changed"],
"uid_wall_changed" => ["uid","wall","changed"],
"uid_eventid" => ["uid","event-id"],
"uid_authorlink" => ["uid","author-link(190)"],
"uid_ownerlink" => ["uid","owner-link(190)"],
]
];
$database["item-content"] = [

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@ -72,10 +72,10 @@ class Item extends BaseObject
// Fetch data from the item-content table whenever there is content there
foreach (self::CONTENT_FIELDLIST as $field) {
if (!empty($row['item-content-' . $field])) {
$row[$field] = $row['item-content-' . $field];
unset($row['item-content-' . $field]);
if (is_null($row[$field]) && !is_null($row['item-' . $field])) {
$row[$field] = $row['item-' . $field];
}
unset($row['item-' . $field]);
}
// We prefer the data from the user's contact over the public one
@ -363,15 +363,15 @@ class Item extends BaseObject
$fields['item'] = ['id', 'uid', 'parent', 'uri', 'parent-uri', 'thr-parent', 'guid',
'contact-id', 'owner-id', 'author-id', 'type', 'wall', 'gravity', 'extid',
'created', 'edited', 'commented', 'received', 'changed',
'title', 'body', 'app', 'verb', 'object-type', 'object', 'target-type', 'target',
'created', 'edited', 'commented', 'received', 'changed', 'verb',
'postopts', 'plink', 'resource-id', 'event-id', 'tag', 'attach', 'inform',
'file', 'location', 'coord', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
'file', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
'private', 'pubmail', 'moderated', 'visible', 'starred', 'bookmark',
'unseen', 'deleted', 'origin', 'forum_mode', 'mention',
'rendered-hash', 'rendered-html', 'global', 'content-warning',
'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'global',
'id' => 'item_id', 'network'];
$fields['item-content'] = self::CONTENT_FIELDLIST;
$fields['author'] = ['url' => 'author-link', 'name' => 'author-name',
'thumb' => 'author-avatar', 'nick' => 'author-nick'];
@ -462,7 +462,7 @@ class Item extends BaseObject
}
if (strpos($sql_commands, "`item-content`.") !== false) {
$joins .= " LEFT JOIN `item-content` ON `item-content`.`uri` = `item`.`uri`";
$joins .= " LEFT JOIN `item-content` ON `item-content`.`id` = `item`.`icid`";
}
if ((strpos($sql_commands, "`parent-item`.") !== false) || (strpos($sql_commands, "`parent-author`.") !== false)) {
@ -491,7 +491,7 @@ class Item extends BaseObject
foreach ($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 . "`";
$selection[] = "`item`.`".$select."` AS `item-" . $select . "`";
}
if (is_int($field)) {
$selection[] = "`" . $table . "`.`" . $select . "`";
@ -579,7 +579,7 @@ class Item extends BaseObject
$rows = dba::affected_rows();
while ($item = dba::fetch($items)) {
self::updateContent($content_fields, ['uri' => $item['uri']]);
self::updateContent($content_fields, ['id' => $item['icid']]);
Term::insertFromTagFieldByItemId($item['id']);
Term::insertFromFileFieldByItemId($item['id']);
self::updateThread($item['id']);
@ -1446,11 +1446,11 @@ class Item extends BaseObject
*/
private static function insertContent(&$item)
{
logger('Insert content for URI '.$item['uri']);
$fields = ['uri' => $item['uri'], 'plink' => $item['plink'],
'uri-plink-hash' => hash('sha1', $item['plink']).hash('sha1', $item['uri'])];
unset($item['plink']);
foreach (self::CONTENT_FIELDLIST as $field) {
if (isset($item[$field])) {
$fields[$field] = $item[$field];
@ -1458,7 +1458,20 @@ class Item extends BaseObject
}
}
dba::insert('item-content', $fields, true);
// Do we already have this content?
$item_content = dba::selectFirst('item-content', ['id'], ['uri' => $item['uri']]);
if (DBM::is_result($item_content)) {
$item['icid'] = $item_content['id'];
logger('Assigned content for URI '.$item['uri'].' ('.$item['icid'].')');
return;
}
dba::insert('item-content', $fields);
$item['icid'] = dba::lastInsertId();
logger('Insert content for URI '.$item['uri'].' ('.$item['icid'].')');
}
/**
@ -1481,7 +1494,7 @@ class Item extends BaseObject
return;
}
logger('Update content for URI '.$condition['uri']);
logger('Update content for id '.$condition['id']);
dba::update('item-content', $fields, $condition, true);
}