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-rw-r--r--lib/exif.php79
1 files changed, 0 insertions, 79 deletions
diff --git a/lib/exif.php b/lib/exif.php
deleted file mode 100644
index 81f5dd960..000000000
--- a/lib/exif.php
+++ /dev/null
@@ -1,79 +0,0 @@
-<?php
-
-function td_get_exif($file) {
-
- // catch for those who don't have exif module loaded
- if (!is_callable('exif_read_data'))
- return;
-
- $mime = $file->mimetype;
- if ($mime != 'image/jpeg' && $mime != 'image/pjpeg')
- return;
-
- $filename = $file->getFilenameOnFilestore();
- $exif = exif_read_data($filename);
- create_metadata($file->getGUID(), "tp_exif", serialize($exif), "text", $file->getObjectOwnerGUID(), ACCESS_PUBLIC);
-}
-
-function tp_exif_formatted($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");
- }
-
- if (!$metadata_exif) {
- return false;
- }
-
- $exif = unserialize($metadata_exif["value"]);
-
- $model = $exif['Model'];
- if(!$model) $model = "N/A";
- $exif_data['Model'] = $model;
-
- $exposure = $exif['ExposureTime'];
- if (!$exposure) $exposure = "N/A";
- $exif_data['Shutter'] = $exposure;
-
- //got the code snippet below from http://www.zenphoto.org/support/topic.php?id=17
- //convert the raw values to understandible values
- $Fnumber = explode("/", $exif['FNumber']);
- if ($Fnumber[1] != 0)
- $Fnumber = $Fnumber[0] / $Fnumber[1];
- else
- $Fnumber = 0;
- if (!$Fnumber) {
- $Fnumber = "N/A";
- } else {
- $Fnumber = "f/$Fnumber";
- }
- $exif_data['Aperture'] = $Fnumber;
-
- $iso = $exif['ISOSpeedRatings'];
- if (!$iso) $iso = "N/A";
- $exif_data['ISO Speed'] = $iso;
-
- $Focal = explode("/", $exif['FocalLength']);
- if ($Focal[1] != 0)
- $Focal = $Focal[0] / $Focal[1];
- else
- $Focal = 0;
- if (!$Focal || round($Focal) == "0") $Focal = 0;
- if (round($Focal) == 0) {
- $Focal = "N/A";
- } else {
- $Focal = round($Focal) . "mm";
- }
- $exif_data['Focal Length'] = $Focal;
-
- $captured = $exif['DateTime'];
- if (!$captured) $captured = "N/A";
- $exif_data['Captured'] = $captured;
-
- return $exif_data;
-}
-?> \ No newline at end of file