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-rw-r--r--include/functions_picture.inc.php222
1 files changed, 222 insertions, 0 deletions
diff --git a/include/functions_picture.inc.php b/include/functions_picture.inc.php
new file mode 100644
index 000000000..572ef8207
--- /dev/null
+++ b/include/functions_picture.inc.php
@@ -0,0 +1,222 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | PhpWebGallery - a PHP based picture gallery |
+// | Copyright (C) 2003-2006 PhpWebGallery Team - http://phpwebgallery.net |
+// +-----------------------------------------------------------------------+
+// | branch : BSF (Best So Far)
+// | file : $RCSfile$
+// | last update : $Date$
+// | last modifier : $Author$
+// | revision : $Revision$
+// +-----------------------------------------------------------------------+
+// | This program is free software; you can redistribute it and/or modify |
+// | it under the terms of the GNU General Public License as published by |
+// | the Free Software Foundation |
+// | |
+// | This program is distributed in the hope that it will be useful, but |
+// | WITHOUT ANY WARRANTY; without even the implied warranty of |
+// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
+// | General Public License for more details. |
+// | |
+// | You should have received a copy of the GNU General Public License |
+// | along with this program; if not, write to the Free Software |
+// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
+// | USA. |
+// +-----------------------------------------------------------------------+
+
+/**
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path' should be present
+ */
+function get_element_path($element_info)
+{
+ $path = get_element_location($element_info);
+ if ( !url_is_remote($path) )
+ {
+ $path = PHPWG_ROOT_PATH.$path;
+ }
+ return $path;
+}
+
+/*
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path' should be present
+ */
+function get_element_url($element_info)
+{
+ $url = get_element_location($element_info);
+ if ( !url_is_remote($url) )
+ {
+ $url = get_root_url().$url;
+ }
+ // plugins want another url ?
+ return trigger_event('get_element_url', $url, $element_info);
+}
+
+/**
+ * Returns the relative path of the element with regards to to the root
+ * of PWG (not the current page). This function is not intended to be
+ * called directly from code.
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path' should be present
+ */
+function get_element_location($element_info)
+{
+ // maybe a cached watermark ?
+ return trigger_event('get_element_location',
+ $element_info['path'], $element_info);
+}
+
+
+/**
+ * Returns the PATH to the image to be displayed in the picture page. If the
+ * element is not a picture, then the representative image or the default
+ * mime image. The path can be used in the php script, but not sent to the
+ * browser.
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path', 'representative_ext' should be present
+ */
+function get_image_path($element_info)
+{
+ global $conf;
+ $ext = get_extension($element_info['path']);
+ if (in_array($ext, $conf['picture_ext']))
+ {
+ if (isset($element_info['element_path']) )
+ {
+ return $element_info['element_path'];
+ }
+ return get_element_path($element_info);
+ }
+
+ $path = get_image_location($element_info);
+ if ( !url_is_remote($path) )
+ {
+ $path = PHPWG_ROOT_PATH.$path;
+ }
+ return $path;
+}
+
+/**
+ * Returns the URL of the image to be displayed in the picture page. If the
+ * element is not a picture, then the representative image or the default
+ * mime image. The URL can't be used in the php script, but can be sent to the
+ * browser.
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path', 'representative_ext' should be present
+ */
+function get_image_url($element_info)
+{
+ global $conf;
+ $ext = get_extension($element_info['path']);
+ if (in_array($ext, $conf['picture_ext']))
+ {
+ if (isset($element_info['element_url']) )
+ {
+ return $element_info['element_url'];
+ }
+ return get_element_url($element_info);
+ }
+
+ $url = get_image_location($element_info);
+ if ( !url_is_remote($url) )
+ {
+ $url = get_root_url().$url;
+ }
+ return $url;
+}
+
+/**
+ * Returns the relative path of the image (element/representative/mimetype)
+ * with regards to the root of PWG (not the current page). This function
+ * is not intended to be called directly from code.
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path', 'representative_ext' should be present
+ */
+function get_image_location($element_info)
+{
+ if (isset($element_info['representative_ext'])
+ and $element_info['representative_ext'] != '')
+ {
+ $pi = pathinfo($element_info['path']);
+ $file_wo_ext = get_filename_wo_extension($pi['basename']);
+ $path =
+ $pi['dirname'].'/pwg_representative/'
+ .$file_wo_ext.'.'.$element_info['representative_ext'];
+ }
+ else
+ {
+ $ext = get_extension($element_info['path']);
+ $path = get_themeconf('mime_icon_dir');
+ $path.= strtolower($ext).'.png';
+ }
+
+ // plugins want another location ?
+ return trigger_event( 'get_image_location', $path, $element_info);
+}
+
+
+/*
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path', 'has_high' should be present
+ */
+function get_high_path($element_info)
+{
+ $path = get_high_location($element_info);
+ if (!empty($path) and !url_is_remote($path) )
+ {
+ $path = PHPWG_ROOT_PATH.$path;
+ }
+ return $path;
+}
+
+/**
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path', 'has_high' should be present
+ */
+function get_high_url($element_info)
+{
+ $url = get_high_location($element_info);
+ if (!empty($url) and !url_is_remote($url) )
+ {
+ $url = get_root_url().$url;
+ }
+ // plugins want another url ?
+ return trigger_event('get_high_url', $url, $element_info);
+}
+
+/**
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path', 'has_high' should be present
+ */
+function get_high_location($element_info)
+{
+ $location = '';
+ if ($element_info['has_high'] == 'true')
+ {
+ $pi = pathinfo($element_info['path']);
+ $location=$pi['dirname'].'/pwg_high/'.$pi['basename'];
+ }
+ return trigger_event( 'get_high_location', $location, $element_info);
+}
+
+
+/**
+ * @param what_part string one of 't' (thumbnail), 'e' (element), 'i' (image),
+ * 'h' (high resolution image)
+ * @param element_info array containing element information from db;
+ * at least 'id', 'path' should be present
+ */
+function get_download_url($what_part, $element_info)
+{
+ $url = get_root_url().'action.php';
+ $url = add_url_params($url,
+ array(
+ 'id' => $element_info['id'],
+ 'part' => $what_part,
+ )
+ );
+ return trigger_event( 'get_download_url', $url, $element_info);
+}
+
+?> \ No newline at end of file