Initial Photo Work

application/classes/Model/Photo.php

@@ -0,0 +1,168 @@
+<?php defined('SYSPATH') or die('No direct access allowed.');
+
+/**
+ * This class supports Photos.
+ *
+ * @package    Photo
+ * @category   Models
+ * @author     Deon George
+ * @copyright  (c) 2014 Deon George
+ * @license    http://dev.leenooks.net/license.html
+ */
+class Model_Photo extends ORM {
+	private $path = '/mnt/net/qnap/Multimedia/Photos';
+	private $_io = NULL;
+
+	protected $_has_many = array(
+		'album'=>array('through'=>'album_photo'),
+		'people'=>array('through'=>'people_photo','far_key'=>'people_id'),
+	);
+
+	/**
+	 * Filters used to format the display of values into friendlier values
+	 */
+	protected $_display_filters = array(
+		'date_orig'=>array(
+			array('Site::Datetime',array(':value')),
+		),
+		'date_taken'=>array(
+			array('Site::Datetime',array(':value')),
+		),
+		'signature'=>array(
+			array('Model_Photo::Signaturetrim',array(':value')),
+		),
+	);
+
+	public function duplicate_find() {
+		$po = ORM::factory($this->_object_name);
+
+		if ($this->loaded())
+			$po->where('id','!=',$this->id);
+
+		$po->where_open();
+		$po->where('delete','!=',TRUE);
+		$po->or_where('delete','is',NULL);
+		$po->where_close();
+
+		$po->where_open();
+		$po->where('signature','=',$this->signature);
+
+		if ($this->date_taken AND ($this->model OR $this->make)) {
+			$po->or_where_open();
+			$po->where('date_taken','=',$this->date_taken);
+			$po->where('subsectime','=',$this->subsectime);
+
+			if (! is_null($this->model))
+				$po->and_where('model','=',$this->model);
+
+			if (! is_null($this->make))
+				$po->and_where('make','=',$this->make);
+			$po->where_close();
+		}
+
+		$po->where_close();
+
+		return $po;
+	}
+
+	public function date_taken() {
+		return $this->display('date_taken').($this->subsectime ? '.'.$this->subsectime : '');
+	}
+
+	public function duplicate_get() {
+		return $this->duplicate_find()->find_all();
+	}
+
+	public function gps(array $coordinate,$hemisphere) {
+		if (! $coordinate OR ! $hemisphere)
+			return NULL;
+
+		for ($i=0; $i<3; $i++) {
+			$part = explode('/', $coordinate[$i]);
+
+			if (count($part) == 1)
+				$coordinate[$i] = $part[0];
+
+			elseif (count($part) == 2)
+				$coordinate[$i] = floatval($part[0])/floatval($part[1]);
+
+			else
+				$coordinate[$i] = 0;
+		}
+
+		list($degrees, $minutes, $seconds) = $coordinate;
+
+		$sign = ($hemisphere == 'W' || $hemisphere == 'S') ? -1 : 1;
+
+		return round($sign*($degrees+$minutes/60+$seconds/3600),$degrees > 100 ? 3 : 4);
+	}
+
+	public function image() {
+		$imo = $this->io();
+
+		$imo->removeImageProfile('exif');
+		$this->rotate($imo);
+
+		return $imo->getImageBlob();
+	}
+
+	public function info() {
+		$imo = $this->io();
+
+		return $imo->getImageProperties();
+	}
+
+	public function io($attr=NULL) {
+		if (is_nulL($this->_io))
+			$this->_io = new Imagick($this->path.'/'.$this->filename);
+
+		return is_null($attr) ? $this->_io : $this->_io->getImageProperty($attr);
+	}
+
+	public function path() {
+		$path = '';
+		$ao = $this->album->where('primary','=',TRUE)->find();
+
+		if ($ao->loaded()) {
+			$path .= $ao->path.'/';
+
+			if ($ao->subpath_age) {
+				$po = $this->people->where('primary','=',TRUE)->find();
+				$path .= $po->age($this->date_taken).'/';
+			}
+		}
+
+		$path .= sprintf('%s_%03s.%s',date('Ymd-His',$this->date_taken),$this->subsectime,$this->type());
+
+		return $path;
+	}
+
+	private function rotate(Imagick $imo) {
+		switch ($this->orientation) {
+			case 3: $imo->rotateImage(new ImagickPixel('none'),180);
+				break;
+			case 6: $imo->rotateImage(new ImagickPixel('none'),90);
+				break;
+			case 8: $imo->rotateImage(new ImagickPixel('none'),-90);
+				break;
+		}
+	}
+
+	public static function Signaturetrim($signature) {
+		return sprintf('%s...%s',substr($signature,0,6),substr($signature,-6));
+	}
+
+	public function thumbnail() {
+		$imo = new Imagick();
+
+		$imo->readImageBlob($this->thumbnail);
+		$this->rotate($imo);
+
+		return $imo->getImageBlob();
+	}
+
+	public function type($mime=FALSE) {
+		return strtolower($mime ? File::mime_by_ext(pathinfo($this->filename,PATHINFO_EXTENSION)) : pathinfo($this->filename,PATHINFO_EXTENSION));
+	}
+}
+?>