This repository has been archived on 2024-10-25. You can view files and clone it, but cannot push or open issues or pull requests.
Sequenzia/app/models/Pool.php
2013-10-26 18:06:58 -05:00

376 lines
12 KiB
PHP
Executable File

<?php
class Pool_AccessDeniedError extends Exception
{}
class Pool_PostAlreadyExistsError extends Exception
{}
class Pool extends Rails\ActiveRecord\Base
{
use Moebooru\Versioning\VersioningTrait;
static public function init_versioning($v)
{
$v->versioned_attributes([
'name',
'description' => ['default' => ''],
'is_public' => ['default' => true],
'is_active' => ['default' => true],
]);
}
/* PostMethods { */
static public function get_pool_posts_from_posts(array $posts)
{
if (!$post_ids = array_map(function($post){return $post->id;}, $posts))
return array();
# CHANGED: WHERE pp.active ...
$sql = sprintf("SELECT pp.* FROM pools_posts pp WHERE pp.post_id IN (%s)", implode(',', $post_ids));
return PoolPost::findBySql($sql)->members();
}
static public function get_pools_from_pool_posts(array $pool_posts)
{
if (!$pool_ids = array_unique(array_map(function($pp){return $pp->pool_id;}, $pool_posts)))
return array();
$sql = sprintf("SELECT p.* FROM pools p WHERE p.id IN (%s)", implode(',', $pool_ids));
if ($pools = Pool::findBySql($sql))
return $pools->members();
else
return [];
}
public function can_be_updated_by($user)
{
return $this->is_public || $user->has_permission($this);
}
public function add_post($post_id, $options = array())
{
if (isset($options['user']) && !$this->can_be_updated_by($options['user']))
throw new Pool_AccessDeniedError();
$seq = isset($options['sequence']) ? $options['sequence'] : $this->next_sequence();
$pool_post = $this->all_pool_posts ? $this->all_pool_posts->search('post_id', $post_id) : null;
if ($pool_post) {
# If :ignore_already_exists, we won't raise PostAlreadyExistsError; this allows
# he sequence to be changed if the post already exists.
if ($pool_post->active && empty($options['ignore_already_exists'])) {
throw new Pool_PostAlreadyExistsError();
}
$pool_post->active = 1;
$pool_post->sequence = $seq;
$pool_post->save();
} else {
/**
* MI: Passing "active" because otherwise such attribute would be Null and
* History wouldn't work nicely.
*/
PoolPost::create(array('pool_id' => $this->id, 'post_id' => $post_id, 'sequence' => $seq, 'active' => 1));
}
if (empty($options['skip_update_pool_links'])) {
$this->reload();
$this->update_pool_links();
}
}
public function remove_post($post_id, array $options = array())
{
// self::transaction(function() use ($post_id, $options) {
if (!empty($options['user']) && !$this->can_be_updated_by($options['user']))
throw new Exception('Access Denied');
if ($this->all_pool_posts) {
if (!$pool_post = $this->all_pool_posts->search('post_id', $post_id))
return;
$pool_post->active = 0;
$pool_post->save();
}
$this->reload(); # saving pool_post modified us
$this->update_pool_links();
// });
}
public function recalculate_post_count()
{
$this->post_count = $this->pool_posts->size();
}
public function transfer_post_to_parent($post_id, $parent_id)
{
$pool_post = $this->pool_posts->find_first(array('conditions' => array("post_id = ?", $post_id)));
$parent_pool_post = $this->pool_posts->find_first(array('conditions' => array("post_id = ?", $parent_id)));
// return if not parent_pool_post.nil?
if ($parent_pool_post)
return;
$sequence = $pool_post->sequence;
$this->remove_post($post_id);
$this->add_post($parent_id, array('sequence' => $sequence));
}
public function get_sample()
{
# By preference, pick the first post (by sequence) in the pool that isn't hidden from
# the index.
$pool_post = PoolPost::where("pool_id = ? AND posts.status = 'active' AND pools_posts.active", $this->id)
->order("posts.is_shown_in_index DESC, pools_posts.sequence, pools_posts.post_id")
->joins("JOIN posts ON posts.id = pools_posts.post_id")
->take();
foreach ($pool_post as $pp) {
if ($pp->post->can_be_seen_by(current_user())) {
return $pp->post;
}
}
}
public function can_change_is_public($user)
{
return $user->has_permission($this);
}
public function can_change($user, $attribute)
{
if (!$user->is_member_or_higher())
return false;
return $this->is_public || $user->has_permission($this);
}
public function update_pool_links()
{
if (!$this->pool_posts)
return;
# iTODO: an assoc can be called like "pool_posts(true)"
# to force reload.
# Add support for this maybe?
# $this->_load_association('pool_posts');
$pp = $this->pool_posts; //(true) # force reload
$count = $pp->size();
foreach ($pp as $i => $v) {
$v->next_post_id = ($i == $count - 1) ? null : isset($pp[$i + 1]) ? $pp[$i + 1]->post_id : null;
$v->prev_post_id = $i == 0 ? null : isset($pp[$i - 1]) ? $pp[$i - 1]->post_id : null;
$pp[$i]->save();
}
}
public function next_sequence()
{
$seq = 0;
foreach ($this->pool_posts as $pp) {
$seq = max(array($seq, $pp->sequence));
}
return $seq + 1;
}
public function expire_cache()
{
Moebooru\CacheHelper::expire();
}
/* } ApiMethods { */
public function api_attributes()
{
return [
'id' => $this->id,
'name' => $this->name,
'created_at' => $this->created_at,
'updated_at' => $this->updated_at,
'user_id' => $this->user_id,
'is_public' => $this->is_public,
'post_count' => $this->post_count,
'description' => $this->description,
];
}
public function asJson(array $params = [])
{
return $this->api_attributes();
}
# iTODO:
// public function to_xml(array $options = [])
// {
// empty($options['indent']) && $options['indent'] = 2;
// empty($options['indent']) && $options['indent'] = 2; // ???
// $xml = isset($options['builder']) ? $options['builder'] : new Rails_Builder_XmlMarkup(['indent' => $options['indent']]);
// # $xml = options['builder'] ||= Builder::XmlMarkup.new('indent' => options['indent']);
// $xml->pool($api_attributes, function() {
// $xml->description($this->description);
// yield options['builder'] if $this->block_given()
// })
// }
/* } NameMethods { */
static public function find_by_name($name)
{
if (ctype_digit((string)$name)) {
return self::where(['id' => $name])->first();
} else {
return self::where("lower(name) = lower(?)", $name)->first();
}
}
public function normalize_name()
{
$this->name = str_replace(' ', "_", $this->name);
}
public function pretty_name()
{
return str_replace('_', ' ', $this->name);
}
/* } ZipMethods { */
public function get_zip_filename(array $options = [])
{
$filename = str_replace('?', "", $this->pretty_name());
if (!empty($options['jpeg']))
$filename .= " (JPG)";
return $filename . ".zip";
}
# Return true if any posts in this pool have a generated JPEG version.
public function has_jpeg_zip(array $options = [])
{
foreach ($this->pool_posts as $pool_post) {
$post = $pool_post->post;
if ($post->has_jpeg())
return true;
}
return false;
}
# Estimate the size of the ZIP.
public function get_zip_size(array $options = [])
{
$sum = 0;
foreach ($this->pool_posts as $pool_post) {
$post = $pool_post->post;
if ($post->status == 'deleted')
continue;
$sum += !empty($options['jpeg']) && $post->has_jpeg() ? $post->jpeg_size : $post->file_size;
}
return $sum;
}
public function get_zip_data($options = [])
{
if (!$this->pool_posts->any())
return false;
$jpeg = !empty($options['jpeg']);
# Pad sequence numbers in filenames to the longest sequence number. Ignore any text
# after the sequence for padding; for example, if we have 1, 5, 10a and 12,pad
# to 2 digits.
# Always pad to at least 3 digits.
$max_sequence_digits = 3;
foreach ($this->pool_posts as $pool_post) {
$filtered_sequence = preg_replace('/^([0-9]+(-[0-9]+)?)?.*/', '\1', $pool_post->sequence); # 45a -> 45
foreach (explode('-', $filtered_sequence) as $p)
$max_sequence_digits = max(strlen($p), $max_sequence_digits);
}
$filename_count = $files = [];
foreach ($this->pool_posts as $pool_post) {
$post = $pool_post->post;
if ($post->status == 'deleted')
continue;
if ($jpeg && $post->has_jpeg()) {
$path = $post->jpeg_path();
$file_ext = "jpg";
} else {
$path = $post->file_path();
$file_ext = $post->file_ext;
}
# Pretty filenames
if (!empty($options['pretty_filenames'])) {
$filename = $post->pretty_file_name() . '.' . $file_ext;
} else {
# For padding filenames, break numbers apart on hyphens and pad each part. For
# example, if max_sequence_digits is 3, and we have "88-89", pad it to "088-089".
if (preg_match('/^([0-9]+(-[0-9]+)*)(.*)$/', $pool_post->sequence, $m)) {
if ($m[1] != "") {
$suffix = $m[3];
$numbers = implode('-', array_map(function($p) use ($max_sequence_digits) {
return str_pad($p, $max_sequence_digits, '0', STR_PAD_LEFT);
}, explode('-', $m[1])));
$filename = sprintf("%s%s", $numbers, $suffix);
} else
$filename = sprintf("%s", $m[3]);
} else
$filename = $pool_post->sequence;
# Avoid duplicate filenames.
!isset($filename_count[$filename]) && $filename_count[$filename] = 0;
$filename_count[$filename]++;
if ($filename_count[$filename] > 1)
$filename .= sprintf(" (%i)", $filename_count[$filename]);
$filename .= sprintf(".%s", $file_ext);
}
$files[] = [$path, $filename];
}
return $files;
}
protected function destroy_pool_posts()
{
PoolPost::destroyAll('pool_id = ?', $this->id);
}
/* } */
protected function associations()
{
return [
'belongs_to' => [
'user',
],
'has_many' => [
'pool_posts' => [function() { $this->where('pools_posts.active = true')->order('CAST(sequence AS UNSIGNED), post_id'); }, 'class_name' => "PoolPost"],
'all_pool_posts' => [function() { $this->order('CAST(sequence AS UNSIGNED), post_id'); }, 'class_name' => "PoolPost"]
]
];
}
protected function validations()
{
return [
'name' => [
'presence' => true,
'uniqueness' => true
]
];
}
protected function callbacks()
{
return array_merge_recursive([
'before_destroy' => ['destroy_pool_posts'],
'after_save' => ['expire_cache'],
'before_validation' => ['normalize_name'],
'after_undo' => ['update_pool_links']
], $this->versioning_callbacks());
}
}