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a bunch of image functions moved to the image class

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This commit is contained in:
Shish 2009-01-04 08:15:00 -08:00
parent b6480f076e
commit 93b7467fdd
3 changed files with 102 additions and 88 deletions
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66
core/database.class.php
View File

@ -151,7 +151,7 @@ class Database {
}
}
// }}}
// misc {{{
// safety wrapping {{{
public function execute($query, $args=array()) {
$result = $this->db->Execute($query, $args);
if($result === False) {
@ -215,70 +215,6 @@ class Database {
}
// }}}
// tags {{{
public function resolve_alias($tag) {
assert(is_string($tag));
$newtag = $this->db->GetOne("SELECT newtag FROM aliases WHERE oldtag=?", array($tag));
if(!empty($newtag)) {
return $newtag;
} else {
return $tag;
}
}
public function resolve_wildcard($tag) {
if(strpos($tag, "%") === false && strpos($tag, "_") === false) {
return array($tag);
}
else {
$newtags = $this->db->GetCol("SELECT tag FROM tags WHERE tag LIKE ?", array($tag));
if(count($newtags) > 0) {
$resolved = $newtags;
} else {
$resolved = array($tag);
}
return $resolved;
}
}
public function sanitise($tag) {
assert(is_string($tag));
$tag = preg_replace("/[\s?*]/", "", $tag);
$tag = preg_replace("/\.+/", ".", $tag);
$tag = preg_replace("/^(\.+[\/\\\\])+/", "", $tag);
return $tag;
}
public function delete_tags_from_image($image_id) {
assert(is_numeric($image_id));
$this->execute("UPDATE tags SET count = count - 1 WHERE id IN (SELECT tag_id FROM image_tags WHERE image_id = ?)", array($image_id));
$this->execute("DELETE FROM image_tags WHERE image_id=?", array($image_id));
}
public function set_tags($image_id, $tags) {
assert(is_numeric($image_id));
$tags = tag_explode($tags);
$tags = array_map(array($this, 'resolve_alias'), $tags);
$tags = array_map(array($this, 'sanitise'), $tags);
$tags = array_iunique($tags); // remove any duplicate tags
// delete old
$this->delete_tags_from_image($image_id);
// insert each new tag
foreach($tags as $tag) {
$this->execute("INSERT IGNORE INTO tags(tag) VALUES (?)", array($tag));
$this->execute("INSERT INTO image_tags(image_id, tag_id) VALUES(?, (SELECT id FROM tags WHERE tag = ?))", array($image_id, $tag));
$this->execute("UPDATE tags SET count = count + 1 WHERE tag = ?", array($tag));
}
}
public function set_source($image_id, $source) {
assert(is_numeric($image_id));
if(empty($source)) $source = null;
$this->execute("UPDATE images SET source=? WHERE id=?", array($source, $image_id));
}
// }}}
}
?>

96
core/imageboard.pack.php
View File

@ -26,6 +26,9 @@ class Image {
var $posted;
var $source;
/*
* Constructors and other instance creators
*/
public function Image($row=null) {
global $config;
global $database;
@ -83,6 +86,9 @@ class Image {
return $images;
}
/*
* Image-related utility functions
*/
public static function count_images(Config $config, Database $database, $tags=array()) {
if(count($tags) == 0) {
return $database->db->GetOne("SELECT COUNT(*) FROM images");
@ -100,6 +106,9 @@ class Image {
}
/*
* Accessors & mutators
*/
public function get_next($tags=array(), $next=true) {
assert(is_array($tags));
assert(is_bool($next));
@ -130,13 +139,6 @@ class Image {
return $this->get_next($tags, false);
}
public function delete() {
$this->database->execute("DELETE FROM images WHERE id=?", array($this->id));
unlink($this->get_image_filename());
unlink($this->get_thumb_filename());
}
public function get_owner() {
return User::by_id($this->config, $this->database, $this->owner_id);
}
@ -221,6 +223,86 @@ class Image {
return $this->source;
}
public function set_source($source) {
if(empty($source)) $source = null;
$this->database->execute("UPDATE images SET source=? WHERE id=?", array($source, $this->id));
}
public function delete_tags_from_image() {
$this->database->execute(
"UPDATE tags SET count = count - 1 WHERE id IN ".
"(SELECT tag_id FROM image_tags WHERE image_id = ?)", array($this->id));
$this->database->execute("DELETE FROM image_tags WHERE image_id=?", array($this->id));
}
public function set_tags($tags) {
$tags = tag_explode($tags);
$tags = array_map(array($this, 'resolve_alias'), $tags);
$tags = array_map(array($this, 'sanitise'), $tags);
$tags = array_iunique($tags); // remove any duplicate tags
// delete old
$this->delete_tags_from_image();
// insert each new tag
foreach($tags as $tag) {
$this->database->execute(
"INSERT IGNORE INTO tags(tag) VALUES (?)",
array($tag));
$this->database->execute(
"INSERT INTO image_tags(image_id, tag_id) ".
"VALUES(?, (SELECT id FROM tags WHERE tag = ?))",
array($image_id, $tag));
$this->database->execute(
"UPDATE tags SET count = count + 1 WHERE tag = ?",
array($tag));
}
}
public function resolve_alias($tag) {
assert(is_string($tag));
$newtag = $this->database->db->GetOne("SELECT newtag FROM aliases WHERE oldtag=?", array($tag));
if(!empty($newtag)) {
return $newtag;
} else {
return $tag;
}
}
public function resolve_wildcard($tag) {
if(strpos($tag, "%") === false && strpos($tag, "_") === false) {
return array($tag);
}
else {
$newtags = $this->database->db->GetCol("SELECT tag FROM tags WHERE tag LIKE ?", array($tag));
if(count($newtags) > 0) {
$resolved = $newtags;
} else {
$resolved = array($tag);
}
return $resolved;
}
}
public function sanitise($tag) {
assert(is_string($tag));
$tag = preg_replace("/[\s?*]/", "", $tag);
$tag = preg_replace("/\.+/", ".", $tag);
$tag = preg_replace("/^(\.+[\/\\\\])+/", "", $tag);
return $tag;
}
/*
* Other actions
*/
public function delete() {
$this->database->execute("DELETE FROM images WHERE id=?", array($this->id));
unlink($this->get_image_filename());
unlink($this->get_thumb_filename());
}
public function parse_link_template($tmpl, $_escape="url_escape") {
// don't bother hitting the database if it won't be used...
$safe_tags = "";

26
ext/tag_edit/main.php
View File

@ -6,11 +6,11 @@
*
*/
class SourceSetEvent extends Event {
var $image_id;
var $image;
var $source;
public function SourceSetEvent($image_id, $source) {
$this->image_id = $image_id;
public function SourceSetEvent($image, $source) {
$this->image = $image;
$this->source = $source;
}
}
@ -23,11 +23,11 @@ class SourceSetEvent extends Event {
*
*/
class TagSetEvent extends Event {
var $image_id;
var $image;
var $tags;
public function TagSetEvent($image_id, $tags) {
$this->image_id = $image_id;
public function TagSetEvent($image, $tags) {
$this->image = $image;
$this->tags = tag_explode($tags);
}
}
@ -61,10 +61,9 @@ class TagEdit implements Extension {
if($event instanceof ImageInfoSetEvent) {
if($this->can_tag()) {
global $database;
send_event(new TagSetEvent($event->image_id, $_POST['tag_edit__tags']));
send_event(new TagSetEvent($event->image, $_POST['tag_edit__tags']));
if($this->can_source()) {
send_event(new SourceSetEvent($event->image_id, $_POST['tag_edit__source']));
send_event(new SourceSetEvent($event->image, $_POST['tag_edit__source']));
}
}
else {
@ -73,18 +72,15 @@ class TagEdit implements Extension {
}
if($event instanceof TagSetEvent) {
global $database;
$database->set_tags($event->image_id, $event->tags);
$event->image->set_tags($event->tags);
}
if($event instanceof SourceSetEvent) {
global $database;
$database->set_source($event->image_id, $event->source);
$event->image->set_source($event->source);
}
if($event instanceof ImageDeletionEvent) {
global $database;
$database->delete_tags_from_image($event->image->id);
$event->image->delete_tags_from_image();
}
if($event instanceof AdminBuildingEvent) {