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shimmie2/core/image.class.php
shish db582a2d46 more documentation for code in core
git-svn-id: file:///home/shish/svn/shimmie2/trunk@629 7f39781d-f577-437e-ae19-be835c7a54ca
2007-12-06 11:01:18 +00:00

125 lines
3.3 KiB
PHP

<?php
/*
* An object representing an entry in the images table. As of 2.2, this no
* longer necessarily represents an image per se, but could be a video,
* sound file, or any other supported upload type.
*/
class Image {
var $id = null;
var $height, $width;
var $hash, $filesize;
var $filename, $ext;
var $owner_ip;
var $posted;
var $source;
public function Image($row=null) {
if(!is_null($row)) {
foreach($row as $name => $value) {
$this->$name = $value; // hax
}
}
}
public function get_owner() {
global $database;
return $database->get_user_by_id($this->owner_id);
}
public function get_tag_array() {
if(!isset($this->tag_array)) {
global $database;
$this->tag_array = Array();
$row = $database->Execute("SELECT * FROM image_tags JOIN tags ON image_tags.tag_id = tags.id WHERE image_id=? ORDER BY tag", array($this->id));
while(!$row->EOF) {
$this->tag_array[] = $row->fields['tag'];
$row->MoveNext();
}
}
return $this->tag_array;
}
public function get_tag_list() {
return implode(' ', $this->get_tag_array());
}
public function get_image_link() {
global $config;
return $this->parse_link_template($config->get_string('image_ilink'));
}
public function get_short_link() {
global $config;
return $this->parse_link_template($config->get_string('image_slink'));
}
public function get_thumb_link() {
global $config;
return $this->parse_link_template($config->get_string('image_tlink'));
}
public function get_tooltip() {
global $config;
return $this->parse_link_template($config->get_string('image_tip'), "html_escape");
}
public function get_image_filename() {
global $config;
$hash = $this->hash;
$ab = substr($hash, 0, 2);
$ext = $this->ext;
return "images/$ab/$hash";
}
public function get_thumb_filename() {
global $config;
$hash = $this->hash;
$ab = substr($hash, 0, 2);
return "thumbs/$ab/$hash";
}
public function get_filename() {
return $this->filename;
}
public function get_mime_type() {
return "image/".($this->ext);
}
public function get_ext() {
return $this->ext;
}
public function parse_link_template($tmpl, $_escape="url_escape") {
global $config;
// don't bother hitting the database if it won't be used...
$safe_tags = "";
if(strpos($tmpl, '$tags') !== false) { // * stabs dynamically typed languages with a rusty spoon *
$safe_tags = preg_replace(
"/[^a-zA-Z0-9_\- ]/",
"", $this->get_tag_list());
}
$base_href = $config->get_string('base_href');
$fname = $this->get_filename();
$base_fname = strpos($fname, '.') ? substr($fname, 0, strrpos($fname, '.')) : $fname;
$tmpl = str_replace('$id', $this->id, $tmpl);
$tmpl = str_replace('$hash', $this->hash, $tmpl);
$tmpl = str_replace('$tags', $_escape($safe_tags), $tmpl);
$tmpl = str_replace('$base', $base_href, $tmpl);
$tmpl = str_replace('$ext', $this->ext, $tmpl);
$tmpl = str_replace('$size', "{$this->width}x{$this->height}", $tmpl);
$tmpl = str_replace('$filesize', to_shorthand_int($this->filesize), $tmpl);
$tmpl = str_replace('$filename', $_escape($base_fname), $tmpl);
$tmpl = str_replace('$title', $_escape($config->get_string("title")), $tmpl);
$plte = new ParseLinkTemplateEvent($tmpl, $this);
send_event($plte);
$tmpl = $plte->link;
return $tmpl;
}
}
?>