From 0eec78495e5f63a80c2b04fcb87bda1ccb2b6648 Mon Sep 17 00:00:00 2001
From: Cash Costello <cash.costello@gmail.com>
Date: Sat, 14 Jul 2012 14:42:37 -0400
Subject: added exif back

---
 classes/TidypicsImage.php             |  3 ++-
 lib/exif.php                          | 39 ++++++++++++++++++-----------------
 pages/photos/image/view.php           |  2 +-
 start.php                             |  1 +
 views/default/photos/sidebar.php      | 12 +++++++++++
 views/default/photos/sidebar/exif.php | 20 ++++++++++++++++++
 views/default/tidypics/exif.php       | 14 -------------
 7 files changed, 56 insertions(+), 35 deletions(-)
 create mode 100644 views/default/photos/sidebar.php
 create mode 100644 views/default/photos/sidebar/exif.php
 delete mode 100644 views/default/tidypics/exif.php

diff --git a/classes/TidypicsImage.php b/classes/TidypicsImage.php
index 26a3483a9..9081bc1fe 100644
--- a/classes/TidypicsImage.php
+++ b/classes/TidypicsImage.php
@@ -38,6 +38,7 @@ class TidypicsImage extends ElggFile {
 			$this->simpletype = "image";
 			$this->saveImageFile($data);
 			$this->saveThumbnails();
+			$this->extractExifData();
 		}
 
 		return true;
@@ -326,7 +327,7 @@ class TidypicsImage extends ElggFile {
 	 * @warning image file must be saved first
 	 */
 	public function extractExifData() {
-		include_once dirname(dirname(__FILE__)) . "/lib/exif.php";
+		elgg_load_library('tidypics:exif');
 		td_get_exif($this);
 	}
 	
diff --git a/lib/exif.php b/lib/exif.php
index 43a640336..8ca0dde0c 100644
--- a/lib/exif.php
+++ b/lib/exif.php
@@ -8,47 +8,48 @@
 /**
  * Pull EXIF data from image file
  * 
- * @param TidypicsImage $file
+ * @param TidypicsImage $image
  */
-function td_get_exif($file) {
+function td_get_exif($image) {
 
 	// catch for those who don't have exif module loaded
 	if (!is_callable('exif_read_data')) {
 		return;
 	}
 
-	$mime = $file->mimetype;
+	$mime = $image->mimetype;
 	if ($mime != 'image/jpeg' && $mime != 'image/pjpeg') {
 		return;
 	}
 
-	$filename = $file->getFilenameOnFilestore();
-	$exif = exif_read_data($filename);
-	create_metadata($file->getGUID(), "tp_exif", serialize($exif), "text", $file->getOwnerGUID(), ACCESS_PUBLIC);
+	$filename = $image->getFilenameOnFilestore();
+	$exif = exif_read_data($filename, 'IFD0,EXIF', true);
+	if (is_array($exif)) {
+		$data = array_merge($exif['IFD0'], $exif['EXIF']);
+		foreach ($data as $key => $value) {
+			if (is_string($value)) {
+				// there are sometimes unicode characters that cause problems with serialize
+				$data[$key] = preg_replace( '/[^[:print:]]/', '', $value);
+			}
+		}
+		$image->tp_exif = serialize($data);
+	}
 }
 
 /**
  * Grab array of EXIF data for display
  * 
- * @param int $file_guid GUID of TidypicsImage
+ * @param TidypicsImage $image
  * @return array|false
  */
-function tp_exif_formatted($file_guid) {
-
-	$metadata_exif = get_metadata_byname($file_guid, "tp_exif");
-	if (!$metadata_exif) { 
-		// //try to load it from the file if its not in the database
-		$file = new ElggFile($file_guid);
-		td_get_exif($file);
-		unset($file);
-		$metadata_exif = get_metadata_byname($file_guid, "tp_exif");
-	}
+function tp_exif_formatted($image) {
 
-	if (!$metadata_exif) {
+	$exif = $image->tp_exif;
+	if (!$exif) {
 		return false;
 	}
 
-	$exif = unserialize($metadata_exif["value"]);
+	$exif = unserialize($exif);
 
 	$model = $exif['Model'];
 	if (!$model) {
diff --git a/pages/photos/image/view.php b/pages/photos/image/view.php
index 1d359b6c7..fc4a01320 100644
--- a/pages/photos/image/view.php
+++ b/pages/photos/image/view.php
@@ -57,7 +57,7 @@ $body = elgg_view_layout('content', array(
 	'filter' => false,
 	'content' => $content,
 	'title' => $photo->getTitle(),
-	'sidebar' => elgg_view('tidypics/sidebar', array(
+	'sidebar' => elgg_view('photos/sidebar', array(
 		'page' => 'view',
 		'image' => $photo,
 	)),
diff --git a/start.php b/start.php
index 9295dc7eb..1e851b8f3 100644
--- a/start.php
+++ b/start.php
@@ -17,6 +17,7 @@ function tidypics_init() {
 	elgg_register_library('tidypics:core', "$base_dir/tidypics.php");
 	elgg_register_library('tidypics:upload', "$base_dir/upload.php");
 	elgg_register_library('tidypics:resize', "$base_dir/resize.php");
+	elgg_register_library('tidypics:exif', "$base_dir/exif.php");
 	elgg_load_library('tidypics:core');
 
 	// Set up site menu
diff --git a/views/default/photos/sidebar.php b/views/default/photos/sidebar.php
new file mode 100644
index 000000000..4c0feb72c
--- /dev/null
+++ b/views/default/photos/sidebar.php
@@ -0,0 +1,12 @@
+<?php
+/**
+ * Sidebar view
+ */
+
+$page = elgg_extract('page', $vars);
+$image = elgg_extract('image', $vars);
+if ($image && $page == 'view') {
+	if (elgg_get_plugin_setting('exif', 'tidypics')) {
+		echo elgg_view('photos/sidebar/exif', $vars);
+	}
+}
diff --git a/views/default/photos/sidebar/exif.php b/views/default/photos/sidebar/exif.php
new file mode 100644
index 000000000..1d4444b53
--- /dev/null
+++ b/views/default/photos/sidebar/exif.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * EXIF sidebar module
+ */
+
+$image = $vars['image'];
+
+elgg_load_library('tidypics:exif');
+
+$exif = tp_exif_formatted($image);
+if ($exif) {
+	$title = "EXIF";
+	$body = '<table class="elgg-table elgg-table-alt">';
+	foreach ($exif as $key => $value) {
+		$body .= "<tr><td>$key</td><td>$value</td></tr>";
+	}
+	$body .= '</table>';
+
+	echo elgg_view_module('aside', $title, $body);
+}
diff --git a/views/default/tidypics/exif.php b/views/default/tidypics/exif.php
deleted file mode 100644
index f21e2eff7..000000000
--- a/views/default/tidypics/exif.php
+++ /dev/null
@@ -1,14 +0,0 @@
-<?php
-
-$guid = $vars['guid'];
-
-$exif = tp_exif_formatted($guid);
-if ($exif) {
-	echo '<div id="tidypics_exif">';
-	foreach ($exif as $name => $value) {
-		echo $name . ': ' . $value . '<br />';
-	}
-	echo '</div>';
-}
-
-?>
\ No newline at end of file
-- 
cgit v1.2.3