3 /***************************************************************************
5 * Copyright (c) by Andreas Unterkircher, unki@netshadow.at
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 ***************************************************************************/
24 require_once "phpfspot_cfg.php";
25 require_once "phpfspot_db.php";
40 * this function will be called on class construct
41 * and will check requirements, loads configuration,
42 * open databases and start the user session
44 public function __construct()
46 $this->cfg = new PHPFSPOT_CFG;
48 /* set application name and version information */
49 $this->cfg->product = "phpfspot";
50 $this->cfg->version = "1.2";
52 $this->sort_orders= array(
53 'date_asc' => 'Date ↑',
54 'date_desc' => 'Date ↓',
55 'name_asc' => 'Name ↑',
56 'name_desc' => 'Name ↓'
59 /* Check necessary requirements */
60 if(!$this->checkRequirements()) {
64 $this->db = new PHPFSPOT_DB($this, $this->cfg->fspot_db);
65 if(!is_writeable($this->cfg->fspot_db)) {
66 print $this->cfg->fspot_db ." is not writeable for user ". $this->getuid() ."\n";
70 $this->dbver = $this->getFspotDBVersion();
72 if(!is_writeable(dirname($this->cfg->phpfspot_db))) {
73 print dirname($this->cfg->phpfspot_db) .": directory is not writeable for user ". $this->getuid() ."\n";
77 if(!is_writeable($this->cfg->base_path ."/templates_c")) {
78 print $this->cfg->base_path ."/templates_c: directory is not writeable for user ". $this->getuid() ."\n";
82 $this->cfg_db = new PHPFSPOT_DB($this, $this->cfg->phpfspot_db);
83 if(!is_writeable($this->cfg->phpfspot_db)) {
84 print $this->cfg->phpfspot_db ." is not writeable for user ". $this->getuid() ."\n";
88 $this->check_config_table();
90 /* include Smarty template engine */
91 if(!$this->check_readable($this->cfg->smarty_path .'/libs/Smarty.class.php')) {
94 require $this->cfg->smarty_path .'/libs/Smarty.class.php';
95 /* overload Smarty class if our own template handler */
96 require_once "phpfspot_tmpl.php";
97 $this->tmpl = new PHPFSPOT_TMPL($this);
99 /* check if all necessary indices exist */
100 $this->checkDbIndices();
102 /* if session is not yet started, do it now */
103 if(session_id() == "")
106 if(!isset($_SESSION['tag_condition']))
107 $_SESSION['tag_condition'] = 'or';
109 if(!isset($_SESSION['sort_order']))
110 $_SESSION['sort_order'] = 'date_asc';
112 if(!isset($_SESSION['searchfor']))
113 $_SESSION['searchfor'] = '';
115 // if begin_with is still set but rows_per_page is now 0, unset it
116 if(isset($_SESSION['begin_with']) && $this->cfg->rows_per_page == 0)
117 unset($_SESSION['begin_with']);
121 public function __destruct()
127 * show - generate html output
129 * this function can be called after the constructor has
130 * prepared everyhing. it will load the index.tpl smarty
131 * template. if necessary it will registere pre-selects
132 * (photo index, photo, tag search, date search) into
135 public function show()
137 $this->tmpl->assign('searchfor', $_SESSION['searchfor']);
138 $this->tmpl->assign('page_title', $this->cfg->page_title);
139 $this->tmpl->assign('current_condition', $_SESSION['tag_condition']);
140 $this->tmpl->assign('template_path', 'themes/'. $this->cfg->theme_name);
142 if(isset($_GET['mode'])) {
144 $_SESSION['start_action'] = $_GET['mode'];
146 switch($_GET['mode']) {
148 if(isset($_GET['tags'])) {
149 $_SESSION['selected_tags'] = $this->extractTags($_GET['tags']);
151 if(isset($_GET['from_date']) && $this->isValidDate($_GET['from_date'])) {
152 $_SESSION['from_date'] = strtotime($_GET['from_date'] ." 00:00:00");
154 if(isset($_GET['to_date']) && $this->isValidDate($_GET['to_date'])) {
155 $_SESSION['to_date'] = strtotime($_GET['to_date'] ." 23:59:59");
159 if(isset($_GET['tags'])) {
160 $_SESSION['selected_tags'] = $this->extractTags($_GET['tags']);
161 $_SESSION['start_action'] = 'showp';
163 if(isset($_GET['id']) && is_numeric($_GET['id'])) {
164 $_SESSION['current_photo'] = $_GET['id'];
165 $_SESSION['start_action'] = 'showp';
167 if(isset($_GET['from_date']) && $this->isValidDate($_GET['from_date'])) {
168 $_SESSION['from_date'] = strtotime($_GET['from_date']);
170 if(isset($_GET['to_date']) && $this->isValidDate($_GET['to_date'])) {
171 $_SESSION['to_date'] = strtotime($_GET['to_date']);
175 $this->tmpl->show("export.tpl");
179 $this->tmpl->show("slideshow.tpl");
183 if(isset($_GET['tags'])) {
184 $_SESSION['selected_tags'] = $this->extractTags($_GET['tags']);
186 if(isset($_GET['from_date']) && $this->isValidDate($_GET['from_date'])) {
187 $_SESSION['from_date'] = strtotime($_GET['from_date'] ." 00:00:00");
189 if(isset($_GET['to_date']) && $this->isValidDate($_GET['to_date'])) {
190 $_SESSION['to_date'] = strtotime($_GET['to_date'] ." 23:59:59");
198 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date']))
199 $this->tmpl->assign('date_search_enabled', true);
201 $this->tmpl->register_function("sort_select_list", array(&$this, "smarty_sort_select_list"), false);
202 $this->tmpl->assign('from_date', $this->get_calendar('from'));
203 $this->tmpl->assign('to_date', $this->get_calendar('to'));
204 $this->tmpl->assign('content_page', 'welcome.tpl');
205 $this->tmpl->show("index.tpl");
210 * get_tags - grab all tags of f-spot's database
212 * this function will get all available tags from
213 * the f-spot database and store them within two
214 * arrays within this class for later usage. in
215 * fact, if the user requests (hide_tags) it will
216 * opt-out some of them.
218 * this function is getting called once by show()
220 private function get_tags()
222 $this->avail_tags = Array();
225 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
228 DISTINCT t1.id as id, t1.name as name
231 INNER JOIN photo_tags
232 pt2 ON pt1.photo_id=pt2.photo_id
238 t2.name IN ('".implode("','",$this->cfg->show_tags)."')
240 t1.sort_priority ASC";
242 $result = $this->db->db_query($query_str);
246 $result = $this->db->db_query("
249 ORDER BY sort_priority ASC
253 while($row = $this->db->db_fetch_object($result)) {
255 $tag_id = $row['id'];
256 $tag_name = $row['name'];
258 /* if the user has specified to ignore this tag in phpfspot's
259 configuration, ignore it here so it does not get added to
262 if(in_array($row['name'], $this->cfg->hide_tags))
265 /* if you include the following if-clause and the user has specified
266 to only show certain tags which are specified in phpfspot's
267 configuration, ignore all others so they will not be added to the
269 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags) &&
270 !in_array($row['name'], $this->cfg->show_tags))
274 $this->tags[$tag_id] = $tag_name;
275 $this->avail_tags[$count] = $tag_id;
283 * extract all photo details
285 * retrieve all available details from f-spot's
286 * database and return them as object
288 public function get_photo_details($idx)
290 if($this->dbver < 9) {
292 SELECT p.id, p.name, p.time, p.directory_path, p.description
298 SELECT p.id, p.uri, p.time, p.description
303 /* if show_tags is set, only return details for photos which
304 are specified to be shown
306 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
308 INNER JOIN photo_tags pt
312 WHERE p.id='". $idx ."'
313 AND t.name IN ('".implode("','",$this->cfg->show_tags)."')";
317 WHERE p.id='". $idx ."'
321 if($result = $this->db->db_query($query_str)) {
323 $row = $this->db->db_fetch_object($result);
325 if($this->dbver < 9) {
326 $row['uri'] = "file://". $row['directory_path'] ."/". $row['name'];
335 } // get_photo_details
338 * returns aligned photo names
340 * this function returns aligned (length) names for
341 * an specific photo. If the length of the name exceeds
342 * $limit the name will be shrinked (...)
344 public function getPhotoName($idx, $limit = 0)
346 if($details = $this->get_photo_details($idx)) {
347 if($long_name = $this->parse_uri($details['uri'], 'filename')) {
348 $name = $this->shrink_text($long_name, $limit);
358 * shrink text according provided limit
360 * If the length of the name exceeds $limit the
361 * text will be shortend and some content in between
362 * will be replaced with "..."
364 private function shrink_text($text, $limit)
366 if($limit != 0 && strlen($text) > $limit) {
367 $text = substr($text, 0, $limit-5) ."...". substr($text, -($limit-5));
375 * translate f-spoth photo path
377 * as the full-qualified path recorded in the f-spot database
378 * is usally not the same as on the webserver, this function
379 * will replace the path with that one specified in the cfg
381 public function translate_path($path, $width = 0)
383 return str_replace($this->cfg->path_replace_from, $this->cfg->path_replace_to, $path);
388 * control HTML ouput for a single photo
390 * this function provides all the necessary information
391 * for the single photo template.
393 public function showPhoto($photo)
395 /* get all photos from the current photo selection */
396 $all_photos = $this->getPhotoSelection();
397 $count = count($all_photos);
399 for($i = 0; $i < $count; $i++) {
401 // $get_next will be set, when the photo which has to
402 // be displayed has been found - this means that the
403 // next available is in fact the NEXT image (for the
405 if(isset($get_next)) {
406 $next_img = $all_photos[$i];
410 /* the next photo is our NEXT photo */
411 if($all_photos[$i] == $photo) {
415 $previous_img = $all_photos[$i];
418 if($photo == $all_photos[$i]) {
423 $details = $this->get_photo_details($photo);
430 $orig_path = $this->translate_path($this->parse_uri($details['uri'], 'fullpath'));
431 $thumb_path = $this->get_thumb_path($this->cfg->photo_width, $photo);
433 if(!file_exists($orig_path)) {
434 $this->_error("Photo ". $orig_path ." does not exist!<br />\n");
438 if(!is_readable($orig_path)) {
439 $this->_error("Photo ". $orig_path ." is not readable for user ". $this->getuid() ."<br />\n");
443 /* If the thumbnail doesn't exist yet, try to create it */
444 if(!file_exists($thumb_path)) {
445 $this->gen_thumb($photo, true);
446 $thumb_path = $this->get_thumb_path($this->cfg->photo_width, $photo);
449 /* get f-spot database meta information */
450 $meta = $this->get_meta_informations($orig_path);
452 /* If EXIF data are available, use them */
453 if(isset($meta['ExifImageWidth'])) {
454 $meta_res = $meta['ExifImageWidth'] ."x". $meta['ExifImageLength'];
456 $info = getimagesize($orig_path);
457 $meta_res = $info[0] ."x". $info[1];
460 $meta_date = isset($meta['FileDateTime']) ? strftime("%a %x %X", $meta['FileDateTime']) : "n/a";
461 $meta_make = isset($meta['Make']) ? $meta['Make'] ." / ". $meta['Model'] : "n/a";
462 $meta_size = isset($meta['FileSize']) ? round($meta['FileSize']/1024, 1) ."kbyte" : "n/a";
464 $extern_link = "index.php?mode=showp&id=". $photo;
465 $current_tags = $this->getCurrentTags();
466 if($current_tags != "") {
467 $extern_link.= "&tags=". $current_tags;
469 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
470 $extern_link.= "&from_date=". $this->ts2str($_SESSION['from_date']) ."&to_date=". $this->ts2str($_SESSION['to_date']);
473 $this->tmpl->assign('extern_link', $extern_link);
475 if(file_exists($thumb_path)) {
477 $info = getimagesize($thumb_path);
479 $this->tmpl->assign('description', $details['description']);
480 $this->tmpl->assign('image_name', $this->parse_uri($details['uri'], 'filename'));
482 $this->tmpl->assign('width', $info[0]);
483 $this->tmpl->assign('height', $info[1]);
484 $this->tmpl->assign('ExifMadeOn', $meta_date);
485 $this->tmpl->assign('ExifMadeWith', $meta_make);
486 $this->tmpl->assign('ExifOrigResolution', $meta_res);
487 $this->tmpl->assign('ExifFileSize', $meta_size);
489 $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $photo ."&width=". $this->cfg->photo_width);
490 $this->tmpl->assign('image_url_full', 'phpfspot_img.php?idx='. $photo);
492 $this->tmpl->assign('tags', $this->get_photo_tags($photo));
493 $this->tmpl->assign('current', $current);
496 $this->_error("Can't open file ". $thumb_path ."\n");
501 $this->tmpl->assign('previous_url', "javascript:showImage(". $previous_img .");");
502 $this->tmpl->assign('prev_img', $previous_img);
506 $this->tmpl->assign('next_url', "javascript:showImage(". $next_img .");");
507 $this->tmpl->assign('next_img', $next_img);
509 $this->tmpl->assign('mini_width', $this->cfg->mini_width);
510 $this->tmpl->assign('photo_number', $i);
511 $this->tmpl->assign('photo_count', count($all_photos));
513 $this->tmpl->show("single_photo.tpl");
518 * all available tags and tag cloud
520 * this function outputs all available tags (time ordered)
521 * and in addition output them as tag cloud (tags which have
522 * many photos will appears more then others)
524 public function getAvailableTags()
526 /* retrive tags from database */
531 $result = $this->db->db_query("
532 SELECT tag_id as id, count(tag_id) as quantity
542 while($row = $this->db->db_fetch_object($result)) {
543 $tags[$row['id']] = $row['quantity'];
546 // change these font sizes if you will
547 $max_size = 125; // max font size in %
548 $min_size = 75; // min font size in %
550 // get the largest and smallest array values
551 $max_qty = max(array_values($tags));
552 $min_qty = min(array_values($tags));
554 // find the range of values
555 $spread = $max_qty - $min_qty;
556 if (0 == $spread) { // we don't want to divide by zero
560 // determine the font-size increment
561 // this is the increase per tag quantity (times used)
562 $step = ($max_size - $min_size)/($spread);
564 // loop through our tag array
565 foreach ($tags as $key => $value) {
567 if(isset($_SESSION['selected_tags']) && in_array($key, $_SESSION['selected_tags']))
570 // calculate CSS font-size
571 // find the $value in excess of $min_qty
572 // multiply by the font-size increment ($size)
573 // and add the $min_size set above
574 $size = $min_size + (($value - $min_qty) * $step);
575 // uncomment if you want sizes in whole %:
578 if(isset($this->tags[$key])) {
579 $output.= "<a href=\"javascript:Tags('add', ". $key .");\" class=\"tag\" style=\"font-size: ". $size ."%;\">". $this->tags[$key] ."</a>, ";
584 $output = substr($output, 0, strlen($output)-2);
587 } // getAvailableTags()
590 * output all selected tags
592 * this function output all tags which have been selected
593 * by the user. the selected tags are stored in the
594 * session-variable $_SESSION['selected_tags']
596 public function getSelectedTags()
598 /* retrive tags from database */
603 foreach($this->avail_tags as $tag)
605 // return all selected tags
606 if(isset($_SESSION['selected_tags']) && in_array($tag, $_SESSION['selected_tags'])) {
607 $output.= "<a href=\"javascript:Tags('del', ". $tag .");\" class=\"tag\">". $this->tags[$tag] ."</a>, ";
612 $output = substr($output, 0, strlen($output)-2);
616 return "no tags selected";
619 } // getSelectedTags()
622 * add tag to users session variable
624 * this function will add the specified to users current
625 * tag selection. if a date search has been made before
626 * it will be now cleared
628 public function addTag($tag)
630 if(!isset($_SESSION['selected_tags']))
631 $_SESSION['selected_tags'] = Array();
633 if(isset($_SESSION['searchfor']))
634 unset($_SESSION['searchfor']);
636 if(!in_array($tag, $_SESSION['selected_tags']))
637 array_push($_SESSION['selected_tags'], $tag);
642 * remove tag to users session variable
644 * this function removes the specified tag from
645 * users current tag selection
647 public function delTag($tag)
649 if(isset($_SESSION['searchfor']))
650 unset($_SESSION['searchfor']);
652 if(isset($_SESSION['selected_tags'])) {
653 $key = array_search($tag, $_SESSION['selected_tags']);
654 unset($_SESSION['selected_tags'][$key]);
655 sort($_SESSION['selected_tags']);
661 * reset tag selection
663 * if there is any tag selection, it will be
666 public function resetTags()
668 if(isset($_SESSION['selected_tags']))
669 unset($_SESSION['selected_tags']);
676 * if a specific photo was requested (external link)
677 * unset the session variable now
679 public function resetPhotoView()
681 if(isset($_SESSION['current_photo']))
682 unset($_SESSION['current_photo']);
684 } // resetPhotoView();
689 * if any tag search has taken place, reset
692 public function resetTagSearch()
694 if(isset($_SESSION['searchfor']))
695 unset($_SESSION['searchfor']);
697 } // resetTagSearch()
702 * if any date search has taken place, reset
705 public function resetDateSearch()
707 if(isset($_SESSION['from_date']))
708 unset($_SESSION['from_date']);
709 if(isset($_SESSION['to_date']))
710 unset($_SESSION['to_date']);
712 } // resetDateSearch();
715 * return all photo according selection
717 * this function returns all photos based on
718 * the tag-selection, tag- or date-search.
719 * the tag-search also has to take care of AND
720 * and OR conjunctions
722 public function getPhotoSelection()
724 $matched_photos = Array();
726 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
727 $from_date = $_SESSION['from_date'];
728 $to_date = $_SESSION['to_date'];
729 $additional_where_cond = "
730 p.time>='". $from_date ."'
732 p.time<='". $to_date ."'
736 if(isset($_SESSION['sort_order'])) {
737 $order_str = $this->get_sort_order();
740 /* return a search result */
741 if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '') {
743 SELECT DISTINCT pt1.photo_id
745 INNER JOIN photo_tags pt2
746 ON pt1.photo_id=pt2.photo_id
753 WHERE t1.name LIKE '%". $_SESSION['searchfor'] ."%' ";
755 if(isset($additional_where_cond))
756 $query_str.= "AND ". $additional_where_cond ." ";
758 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
759 $query_str.= "AND t2.name IN ('".implode("','",$this->cfg->show_tags)."')";
762 if(isset($order_str))
763 $query_str.= $order_str;
765 $result = $this->db->db_query($query_str);
766 while($row = $this->db->db_fetch_object($result)) {
767 array_push($matched_photos, $row['photo_id']);
769 return $matched_photos;
772 /* return according the selected tags */
773 if(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) {
775 foreach($_SESSION['selected_tags'] as $tag)
776 $selected.= $tag .",";
777 $selected = substr($selected, 0, strlen($selected)-1);
779 /* photo has to match at least on of the selected tags */
780 if($_SESSION['tag_condition'] == 'or') {
782 SELECT DISTINCT pt1.photo_id
784 INNER JOIN photo_tags pt2
785 ON pt1.photo_id=pt2.photo_id
790 WHERE pt1.tag_id IN (". $selected .")
792 if(isset($additional_where_cond))
793 $query_str.= "AND ". $additional_where_cond ." ";
795 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
796 $query_str.= "AND t.name IN ('".implode("','",$this->cfg->show_tags)."')";
799 if(isset($order_str))
800 $query_str.= $order_str;
802 /* photo has to match all selected tags */
803 elseif($_SESSION['tag_condition'] == 'and') {
805 if(count($_SESSION['selected_tags']) >= 32) {
806 print "A SQLite limit of 32 tables within a JOIN SELECT avoids to<br />\n";
807 print "evaluate your tag selection. Please remove some tags from your selection.\n";
811 /* Join together a table looking like
813 pt1.photo_id pt1.tag_id pt2.photo_id pt2.tag_id ...
815 so the query can quickly return all images matching the
816 selected tags in an AND condition
821 SELECT DISTINCT pt1.photo_id
825 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
832 for($i = 0; $i < count($_SESSION['selected_tags']); $i++) {
834 INNER JOIN photo_tags pt". ($i+2) ."
835 ON pt1.photo_id=pt". ($i+2) .".photo_id
842 $query_str.= "WHERE pt2.tag_id=". $_SESSION['selected_tags'][0]." ";
843 for($i = 1; $i < count($_SESSION['selected_tags']); $i++) {
845 AND pt". ($i+2) .".tag_id=". $_SESSION['selected_tags'][$i] ."
848 if(isset($additional_where_cond))
849 $query_str.= "AND ". $additional_where_cond;
851 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
852 $query_str.= "AND t.name IN ('".implode("','",$this->cfg->show_tags). "')";
855 if(isset($order_str))
856 $query_str.= $order_str;
860 $result = $this->db->db_query($query_str);
861 while($row = $this->db->db_fetch_object($result)) {
862 array_push($matched_photos, $row['photo_id']);
864 return $matched_photos;
867 /* return all available photos */
869 SELECT DISTINCT photo_id
876 if(isset($additional_where_cond))
877 $query_str.= "WHERE ". $additional_where_cond ." ";
879 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
880 $query_str.= "AND t.name IN ('".implode("','",$this->cfg->show_tags). "')";
883 if(isset($order_str))
884 $query_str.= $order_str;
886 $result = $this->db->db_query($query_str);
887 while($row = $this->db->db_fetch_object($result)) {
888 array_push($matched_photos, $row['photo_id']);
890 return $matched_photos;
892 } // getPhotoSelection()
895 * control HTML ouput for photo index
897 * this function provides all the necessary information
898 * for the photo index template.
900 public function showPhotoIndex()
902 $photos = $this->getPhotoSelection();
904 $count = count($photos);
906 if(isset($_SESSION['begin_with']) && $_SESSION['begin_with'] != "")
907 $anchor = $_SESSION['begin_with'];
909 if(!isset($this->cfg->rows_per_page) || $this->cfg->rows_per_page == 0) {
915 elseif($this->cfg->rows_per_page > 0) {
917 if(!isset($_SESSION['begin_with']) || $_SESSION['begin_with'] == 0) {
922 $begin_with = $_SESSION['begin_with'];
924 // verify $begin_with - perhaps the thumbs-per-rows or
925 // rows-per-page variables have changed or the jump back
926 // from a photo wasn't exact - so calculate the real new
928 $multiplicator = $this->cfg->rows_per_page * $this->cfg->thumbs_per_row;
929 for($i = 0; $i <= $count; $i+=$multiplicator) {
930 if($begin_with >= $i && $begin_with < $i+$multiplicator) {
937 $end_with = $begin_with + ($this->cfg->rows_per_page * $this->cfg->thumbs_per_row);
943 $images[$rows] = Array();
944 $img_height[$rows] = Array();
945 $img_width[$rows] = Array();
946 $img_id[$rows] = Array();
947 $img_name[$rows] = Array();
948 $img_title = Array();
950 for($i = $begin_with; $i < $end_with; $i++) {
952 if(isset($photos[$i])) {
954 $images[$rows][$cols] = $photos[$i];
955 $img_id[$rows][$cols] = $i;
956 $img_name[$rows][$cols] = htmlspecialchars($this->getPhotoName($photos[$i], 15));
957 $img_title[$rows][$cols] = "Click to view photo ". htmlspecialchars($this->getPhotoName($photos[$i], 0));
959 $thumb_path = $this->get_thumb_path($this->cfg->thumb_width, $photos[$i]);
961 if(file_exists($thumb_path)) {
962 $info = getimagesize($thumb_path);
963 $img_width[$rows][$cols] = $info[0];
964 $img_height[$rows][$cols] = $info[1];
967 if($cols == $this->cfg->thumbs_per_row-1) {
970 $images[$rows] = Array();
971 $img_width[$rows] = Array();
972 $img_height[$rows] = Array();
980 // +1 for for smarty's selection iteration
983 if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '')
984 $this->tmpl->assign('searchfor', $_SESSION['searchfor']);
986 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
987 $this->tmpl->assign('from_date', $this->ts2str($_SESSION['from_date']));
988 $this->tmpl->assign('to_date', $this->ts2str($_SESSION['to_date']));
991 if(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) {
992 $this->tmpl->assign('tag_result', 1);
995 /* do we have to display the page selector ? */
996 if($this->cfg->rows_per_page != 0) {
1000 /* calculate the page switchers */
1001 $previous_start = $begin_with - ($this->cfg->rows_per_page * $this->cfg->thumbs_per_row);
1002 $next_start = $begin_with + ($this->cfg->rows_per_page * $this->cfg->thumbs_per_row);
1004 if($begin_with != 0)
1005 $this->tmpl->assign("previous_url", "javascript:showPhotoIndex(". $previous_start .");");
1006 if($end_with < $count)
1007 $this->tmpl->assign("next_url", "javascript:showPhotoIndex(". $next_start .");");
1009 $photo_per_page = $this->cfg->rows_per_page * $this->cfg->thumbs_per_row;
1010 $last_page = ceil($count / $photo_per_page);
1012 /* get the current selected page */
1013 if($begin_with == 0) {
1017 for($i = $begin_with; $i >= 0; $i-=$photo_per_page) {
1024 for($i = 1; $i <= $last_page; $i++) {
1026 if($current_page == $i)
1027 $style = "style=\"font-size: 125%; text-decoration: underline;\"";
1028 elseif($current_page-1 == $i || $current_page+1 == $i)
1029 $style = "style=\"font-size: 105%;\"";
1030 elseif(($current_page-5 >= $i) && ($i != 1) ||
1031 ($current_page+5 <= $i) && ($i != $last_page))
1032 $style = "style=\"font-size: 75%;\"";
1036 $select = "<a href=\"javascript:showPhotoIndex(". (($i*$photo_per_page)-$photo_per_page) .");\"";
1039 $select.= ">". $i ."</a> ";
1041 // until 9 pages we show the selector from 1-9
1042 if($last_page <= 9) {
1043 $page_select.= $select;
1046 if($i == 1 /* first page */ ||
1047 $i == $last_page /* last page */ ||
1048 $i == $current_page /* current page */ ||
1049 $i == ceil($last_page * 0.25) /* first quater */ ||
1050 $i == ceil($last_page * 0.5) /* half */ ||
1051 $i == ceil($last_page * 0.75) /* third quater */ ||
1052 (in_array($i, array(1,2,3,4,5,6)) && $current_page <= 4) /* the first 6 */ ||
1053 (in_array($i, array($last_page, $last_page-1, $last_page-2, $last_page-3, $last_page-4, $last_page-5)) && $current_page >= $last_page-4) /* the last 6 */ ||
1054 $i == $current_page-3 || $i == $current_page-2 || $i == $current_page-1 /* three before */ ||
1055 $i == $current_page+3 || $i == $current_page+2 || $i == $current_page+1 /* three after */) {
1057 $page_select.= $select;
1065 $page_select.= "......... ";
1070 /* only show the page selector if we have more then one page */
1072 $this->tmpl->assign('page_selector', $page_select);
1076 $current_tags = $this->getCurrentTags();
1077 $extern_link = "index.php?mode=showpi";
1078 $rss_link = "index.php?mode=rss";
1079 if($current_tags != "") {
1080 $extern_link.= "&tags=". $current_tags;
1081 $rss_link.= "&tags=". $current_tags;
1083 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
1084 $extern_link.= "&from_date=". $this->ts2str($_SESSION['from_date']) ."&to_date=". $this->ts2str($_SESSION['to_date']);
1085 $rss_link.= "&from_date=". $this->ts2str($_SESSION['from_date']) ."&to_date=". $this->ts2str($_SESSION['to_date']);
1088 $export_link = "index.php?mode=export";
1089 $slideshow_link = "index.php?mode=slideshow";
1091 $this->tmpl->assign('extern_link', $extern_link);
1092 $this->tmpl->assign('slideshow_link', $slideshow_link);
1093 $this->tmpl->assign('export_link', $export_link);
1094 $this->tmpl->assign('rss_link', $rss_link);
1095 $this->tmpl->assign('count', $count);
1096 $this->tmpl->assign('width', $this->cfg->thumb_width);
1097 $this->tmpl->assign('images', $images);
1098 $this->tmpl->assign('img_width', $img_width);
1099 $this->tmpl->assign('img_height', $img_height);
1100 $this->tmpl->assign('img_id', $img_id);
1101 $this->tmpl->assign('img_name', $img_name);
1102 $this->tmpl->assign('img_title', $img_title);
1103 $this->tmpl->assign('rows', $rows);
1104 $this->tmpl->assign('columns', $this->cfg->thumbs_per_row);
1106 $this->tmpl->show("photo_index.tpl");
1109 print "<script language=\"JavaScript\">self.location.hash = '#image". $anchor ."';</script>\n";
1111 } // showPhotoIndex()
1114 * show credit template
1116 public function showCredits()
1118 $this->tmpl->assign('version', $this->cfg->version);
1119 $this->tmpl->assign('product', $this->cfg->product);
1120 $this->tmpl->assign('db_version', $this->dbver);
1121 $this->tmpl->show("credits.tpl");
1126 * create_thumbnails for the requested width
1128 * this function creates image thumbnails of $orig_image
1129 * stored as $thumb_image. It will check if the image is
1130 * in a supported format, if necessary rotate the image
1131 * (based on EXIF orientation meta headers) and re-sizing.
1133 public function create_thumbnail($orig_image, $thumb_image, $width)
1135 if(!file_exists($orig_image)) {
1139 $details = getimagesize($orig_image);
1141 /* check if original photo is a support image type */
1142 if(!$this->checkifImageSupported($details['mime']))
1145 $meta = $this->get_meta_informations($orig_image);
1150 switch($meta['Orientation']) {
1152 case 1: /* top, left */
1153 $rotate = 0; $flip = false; break;
1154 case 2: /* top, right */
1155 $rotate = 0; $flip = true; break;
1156 case 3: /* bottom, left */
1157 $rotate = 180; $flip = false; break;
1158 case 4: /* bottom, right */
1159 $rotate = 180; $flip = true; break;
1160 case 5: /* left side, top */
1161 $rotate = 90; $flip = true; break;
1162 case 6: /* right side, top */
1163 $rotate = 90; $flip = false; break;
1164 case 7: /* left side, bottom */
1165 $rotate = 270; $flip = true; break;
1166 case 8: /* right side, bottom */
1167 $rotate = 270; $flip = false; break;
1170 $src_img = @imagecreatefromjpeg($orig_image);
1173 print "Can't load image from ". $orig_image ."\n";
1177 /* grabs the height and width */
1178 $cur_width = imagesx($src_img);
1179 $cur_height = imagesy($src_img);
1181 // If requested width is more then the actual image width,
1182 // do not generate a thumbnail, instead safe the original
1183 // as thumbnail but with lower quality. But if the image
1184 // is to heigh too, then we still have to resize it.
1185 if($width >= $cur_width && $cur_height < $this->cfg->thumb_height) {
1186 $result = imagejpeg($src_img, $thumb_image, 75);
1187 imagedestroy($src_img);
1191 // If the image will be rotate because EXIF orientation said so
1192 // 'virtually rotate' the image for further calculations
1193 if($rotate == 90 || $rotate == 270) {
1195 $cur_width = $cur_height;
1199 /* calculates aspect ratio */
1200 $aspect_ratio = $cur_height / $cur_width;
1203 if($aspect_ratio < 1) {
1205 $new_h = abs($new_w * $aspect_ratio);
1207 /* 'virtually' rotate the image and calculate it's ratio */
1208 $tmp_w = $cur_height;
1209 $tmp_h = $cur_width;
1210 /* now get the ratio from the 'rotated' image */
1211 $tmp_ratio = $tmp_h/$tmp_w;
1212 /* now calculate the new dimensions */
1214 $tmp_h = abs($tmp_w * $tmp_ratio);
1216 // now that we know, how high they photo should be, if it
1217 // gets rotated, use this high to scale the image
1219 $new_w = abs($new_h / $aspect_ratio);
1221 // If the image will be rotate because EXIF orientation said so
1222 // now 'virtually rotate' back the image for the image manipulation
1223 if($rotate == 90 || $rotate == 270) {
1230 /* creates new image of that size */
1231 $dst_img = imagecreatetruecolor($new_w, $new_h);
1233 imagefill($dst_img, 0, 0, ImageColorAllocate($dst_img, 255, 255, 255));
1235 /* copies resized portion of original image into new image */
1236 imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, $new_w, $new_h, imagesx($src_img), imagesy($src_img));
1238 /* needs the image to be flipped horizontal? */
1242 for($x = 0; $x < $new_w; $x++) {
1243 imagecopy($dst_img, $image, $x, 0, $w - $x - 1, 0, 1, $h);
1248 $this->_debug("(ROTATE)");
1249 $dst_img = $this->rotateImage($dst_img, $rotate);
1252 /* write down new generated file */
1253 $result = imagejpeg($dst_img, $thumb_image, 75);
1255 /* free your mind */
1256 imagedestroy($dst_img);
1257 imagedestroy($src_img);
1259 if($result === false) {
1260 print "Can't write thumbnail ". $thumb_image ."\n";
1266 } // create_thumbnail()
1269 * return all exif meta data from the file
1271 public function get_meta_informations($file)
1273 return exif_read_data($file);
1275 } // get_meta_informations()
1278 * create phpfspot own sqlite database
1280 * this function creates phpfspots own sqlite database
1281 * if it does not exist yet. this own is used to store
1282 * some necessary informations (md5 sum's, ...).
1284 public function check_config_table()
1286 // if the config table doesn't exist yet, create it
1287 if(!$this->cfg_db->db_check_table_exists("images")) {
1288 $this->cfg_db->db_exec("
1289 CREATE TABLE images (
1290 img_idx int primary key,
1296 } // check_config_table
1299 * Generates a thumbnail from photo idx
1301 * This function will generate JPEG thumbnails from provided F-Spot photo
1304 * 1. Check if all thumbnail generations (width) are already in place and
1306 * 2. Check if the md5sum of the original file has changed
1307 * 3. Generate the thumbnails if needed
1309 public function gen_thumb($idx = 0, $force = 0, $overwrite = false)
1313 $resolutions = Array(
1314 $this->cfg->thumb_width,
1315 $this->cfg->photo_width,
1316 $this->cfg->mini_width,
1319 /* get details from F-Spot's database */
1320 $details = $this->get_photo_details($idx);
1322 /* calculate file MD5 sum */
1323 $full_path = $this->translate_path($this->parse_uri($details['uri'], 'fullpath'));
1325 if(!file_exists($full_path)) {
1326 $this->_error("File ". $full_path ." does not exist\n");
1330 if(!is_readable($full_path)) {
1331 $this->_error("File ". $full_path ." is not readable for ". $this->getuid() ."\n");
1335 $file_md5 = md5_file($full_path);
1337 $this->_debug("Image [". $idx ."] ". $this->shrink_text($this->parse_uri($details['uri'], 'filename'), 20) ." Thumbnails:");
1341 foreach($resolutions as $resolution) {
1343 $generate_it = false;
1345 $thumb_sub_path = substr($file_md5, 0, 2);
1346 $thumb_path = $this->cfg->thumb_path ."/". $thumb_sub_path ."/". $resolution ."_". $file_md5;
1348 if(!file_exists(dirname($thumb_path))) {
1349 mkdir(dirname($thumb_path), 0755);
1352 /* if the thumbnail file doesn't exist, create it */
1353 if(!file_exists($thumb_path)) {
1354 $generate_it = true;
1356 /* if the file hasn't changed there is no need to regen the thumb */
1357 elseif($file_md5 != $this->getMD5($idx) || $force) {
1358 $generate_it = true;
1361 if($generate_it || $overwrite) {
1363 $this->_debug(" ". $resolution ."px");
1364 if(!$this->create_thumbnail($full_path, $thumb_path, $resolution))
1372 $this->_debug(" already exist");
1375 /* set the new/changed MD5 sum for the current photo */
1377 $this->setMD5($idx, $file_md5);
1380 $this->_debug("\n");
1385 * returns stored md5 sum for a specific photo
1387 * this function queries the phpfspot database for a
1388 * stored MD5 checksum of the specified photo
1390 public function getMD5($idx)
1392 $result = $this->cfg_db->db_query("
1395 WHERE img_idx='". $idx ."'
1401 $img = $this->cfg_db->db_fetch_object($result);
1402 return $img['img_md5'];
1407 * set MD5 sum for the specific photo
1409 private function setMD5($idx, $md5)
1411 $result = $this->cfg_db->db_exec("
1412 REPLACE INTO images (img_idx, img_md5)
1413 VALUES ('". $idx ."', '". $md5 ."')
1419 * store current tag condition
1421 * this function stores the current tag condition
1422 * (AND or OR) in the users session variables
1424 public function setTagCondition($mode)
1426 $_SESSION['tag_condition'] = $mode;
1428 } // setTagCondition()
1431 * invoke tag & date search
1433 * this function will return all matching tags and store
1434 * them in the session variable selected_tags. furthermore
1435 * it also handles the date search.
1436 * getPhotoSelection() will then only return the matching
1439 public function startSearch($searchfor, $from = 0, $to = 0)
1443 $_SESSION['searchfor'] = $searchfor;
1445 $_SESSION['from_date'] = strtotime($from);
1447 unset($_SESSION['from_date']);
1449 $_SESSION['to_date'] = strtotime($to);
1451 unset($_SESSION['to_date']);
1453 if($searchfor != "") {
1454 /* new search, reset the current selected tags */
1455 $_SESSION['selected_tags'] = Array();
1456 foreach($this->avail_tags as $tag) {
1457 if(preg_match('/'. $searchfor .'/i', $this->tags[$tag]))
1458 array_push($_SESSION['selected_tags'], $tag);
1465 * updates sort order in session variable
1467 * this function is invoked by RPC and will sort the requested
1468 * sort order in the session variable.
1470 public function updateSortOrder($order)
1472 if(isset($this->sort_orders[$order])) {
1473 $_SESSION['sort_order'] = $order;
1477 return "unkown error";
1479 } // updateSortOrder()
1484 * this function rotates the image according the
1487 private function rotateImage($img, $degrees)
1489 if(function_exists("imagerotate")) {
1490 $img = imagerotate($img, $degrees, 0);
1492 function imagerotate($src_img, $angle)
1494 $src_x = imagesx($src_img);
1495 $src_y = imagesy($src_img);
1496 if ($angle == 180) {
1500 elseif ($src_x <= $src_y) {
1504 elseif ($src_x >= $src_y) {
1509 $rotate=imagecreatetruecolor($dest_x,$dest_y);
1510 imagealphablending($rotate, false);
1515 for ($y = 0; $y < ($src_y); $y++) {
1516 for ($x = 0; $x < ($src_x); $x++) {
1517 $color = imagecolorat($src_img, $x, $y);
1518 imagesetpixel($rotate, $dest_x - $y - 1, $x, $color);
1524 for ($y = 0; $y < ($src_y); $y++) {
1525 for ($x = 0; $x < ($src_x); $x++) {
1526 $color = imagecolorat($src_img, $x, $y);
1527 imagesetpixel($rotate, $y, $dest_y - $x - 1, $color);
1533 for ($y = 0; $y < ($src_y); $y++) {
1534 for ($x = 0; $x < ($src_x); $x++) {
1535 $color = imagecolorat($src_img, $x, $y);
1536 imagesetpixel($rotate, $dest_x - $x - 1, $dest_y - $y - 1, $color);
1550 $img = imagerotate($img, $degrees);
1559 * return all assigned tags for the specified photo
1561 private function get_photo_tags($idx)
1563 $result = $this->db->db_query("
1566 INNER JOIN photo_tags pt
1568 WHERE pt.photo_id='". $idx ."'
1573 while($row = $this->db->db_fetch_object($result))
1574 $tags[$row['id']] = $row['name'];
1578 } // get_photo_tags()
1581 * create on-the-fly images with text within
1583 public function showTextImage($txt, $color=000000, $space=4, $font=4, $w=300)
1585 if (strlen($color) != 6)
1588 $int = hexdec($color);
1589 $h = imagefontheight($font);
1590 $fw = imagefontwidth($font);
1591 $txt = explode("\n", wordwrap($txt, ($w / $fw), "\n"));
1592 $lines = count($txt);
1593 $im = imagecreate($w, (($h * $lines) + ($lines * $space)));
1594 $bg = imagecolorallocate($im, 255, 255, 255);
1595 $color = imagecolorallocate($im, 0xFF & ($int >> 0x10), 0xFF & ($int >> 0x8), 0xFF & $int);
1598 foreach ($txt as $text) {
1599 $x = (($w - ($fw * strlen($text))) / 2);
1600 imagestring($im, $font, $x, $y, $text, $color);
1601 $y += ($h + $space);
1604 Header("Content-type: image/png");
1607 } // showTextImage()
1610 * check if all requirements are met
1612 private function checkRequirements()
1614 if(!function_exists("imagecreatefromjpeg")) {
1615 print "PHP GD library extension is missing<br />\n";
1619 if($this->cfg->db_access == "native" && !function_exists("sqlite3_open")) {
1620 print "PHP SQLite3 library extension is missing<br />\n";
1624 /* Check for HTML_AJAX PEAR package, lent from Horde project */
1625 ini_set('track_errors', 1);
1626 @include_once 'HTML/AJAX/Server.php';
1627 if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) {
1628 print "PEAR HTML_AJAX package is missing<br />\n";
1631 @include_once 'Calendar/Calendar.php';
1632 if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) {
1633 print "PEAR Calendar package is missing<br />\n";
1636 @include_once 'Console/Getopt.php';
1637 if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) {
1638 print "PEAR Console_Getopt package is missing<br />\n";
1641 ini_restore('track_errors');
1648 } // checkRequirements()
1650 private function _debug($text)
1652 if($this->fromcmd) {
1659 * check if specified MIME type is supported
1661 public function checkifImageSupported($mime)
1663 if(in_array($mime, Array("image/jpeg")))
1668 } // checkifImageSupported()
1670 public function _error($text)
1672 switch($this->cfg->logging) {
1674 print "<img src=\"resources/green_info.png\" alt=\"warning\" />\n";
1681 error_log($text, 3, $his->cfg->log_file);
1688 * output calendard input fields
1690 private function get_calendar($mode)
1692 $year = isset($_SESSION[$mode .'_date']) ? date("Y", $_SESSION[$mode .'_date']) : date("Y");
1693 $month = isset($_SESSION[$mode .'_date']) ? date("m", $_SESSION[$mode .'_date']) : date("m");
1694 $day = isset($_SESSION[$mode .'_date']) ? date("d", $_SESSION[$mode .'_date']) : date("d");
1696 $output = "<input type=\"text\" size=\"3\" id=\"". $mode ."year\" value=\"". $year ."\"";
1697 if(!isset($_SESSION[$mode .'_date']))
1698 $output.= " disabled=\"disabled\"";
1700 $output.= "<input type=\"text\" size=\"1\" id=\"". $mode ."month\" value=\"". $month ."\"";
1701 if(!isset($_SESSION[$mode .'_date']))
1702 $output.= " disabled=\"disabled\"";
1704 $output.= "<input type=\"text\" size=\"1\" id=\"". $mode ."day\" value=\"". $day ."\"";
1705 if(!isset($_SESSION[$mode .'_date']))
1706 $output.= " disabled=\"disabled\"";
1714 * output calendar matrix
1716 public function get_calendar_matrix($year = 0, $month = 0, $day = 0)
1718 if (!isset($year)) $year = date('Y');
1719 if (!isset($month)) $month = date('m');
1720 if (!isset($day)) $day = date('d');
1725 require_once CALENDAR_ROOT.'Month/Weekdays.php';
1726 require_once CALENDAR_ROOT.'Day.php';
1729 $month = new Calendar_Month_Weekdays($year,$month);
1732 $prevStamp = $month->prevMonth(true);
1733 $prev = "javascript:setMonth(". date('Y',$prevStamp) .", ". date('n',$prevStamp) .", ". date('j',$prevStamp) .");";
1734 $nextStamp = $month->nextMonth(true);
1735 $next = "javascript:setMonth(". date('Y',$nextStamp) .", ". date('n',$nextStamp) .", ". date('j',$nextStamp) .");";
1737 $selectedDays = array (
1738 new Calendar_Day($year,$month,$day),
1739 new Calendar_Day($year,12,25),
1742 // Build the days in the month
1743 $month->build($selectedDays);
1745 $this->tmpl->assign('current_month', date('F Y',$month->getTimeStamp()));
1746 $this->tmpl->assign('prev_month', $prev);
1747 $this->tmpl->assign('next_month', $next);
1749 while ( $day = $month->fetch() ) {
1751 if(!isset($matrix[$rows]))
1752 $matrix[$rows] = Array();
1756 $dayStamp = $day->thisDay(true);
1757 $link = "javascript:setCalendarDate(". date('Y',$dayStamp) .", ". date('n',$dayStamp).", ". date('j',$dayStamp) .");";
1759 // isFirst() to find start of week
1760 if ( $day->isFirst() )
1763 if ( $day->isSelected() ) {
1764 $string.= "<td class=\"selected\">".$day->thisDay()."</td>\n";
1765 } else if ( $day->isEmpty() ) {
1766 $string.= "<td> </td>\n";
1768 $string.= "<td><a class=\"calendar\" href=\"".$link."\">".$day->thisDay()."</a></td>\n";
1771 // isLast() to find end of week
1772 if ( $day->isLast() )
1773 $string.= "</tr>\n";
1775 $matrix[$rows][$cols] = $string;
1785 $this->tmpl->assign('matrix', $matrix);
1786 $this->tmpl->assign('rows', $rows);
1787 $this->tmpl->show("calendar.tpl");
1789 } // get_calendar_matrix()
1792 * output export page
1794 public function getExport($mode)
1796 $pictures = $this->getPhotoSelection();
1797 $current_tags = $this->getCurrentTags();
1799 foreach($pictures as $picture) {
1801 $orig_url = $this->get_phpfspot_url() ."index.php?mode=showp&id=". $picture;
1802 if($current_tags != "") {
1803 $orig_url.= "&tags=". $current_tags;
1805 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
1806 $orig_url.= "&from_date=". $_SESSION['from_date'] ."&to_date=". $_SESSION['to_date'];
1809 $thumb_url = $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $picture ."&width=". $this->cfg->thumb_width;
1814 // <a href="%pictureurl%"><img src="%thumbnailurl%" ></a>
1815 print htmlspecialchars("<a href=\"". $orig_url ."\"><img src=\"". $thumb_url ."\" /></a>") ."<br />\n";
1819 // "[%pictureurl% %thumbnailurl%]"
1820 print htmlspecialchars("[".$orig_url." ".$thumb_url."&fake=1.jpg]") ."<br />\n";
1823 case 'MoinMoinList':
1824 // " * [%pictureurl% %thumbnailurl%]"
1825 print " " . htmlspecialchars("* [".$orig_url." ".$thumb_url."&fake=1.jpg]") ."<br />\n";
1836 public function getRSSFeed()
1838 Header("Content-type: text/xml; charset=utf-8");
1839 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
1842 xmlns:media="http://search.yahoo.com/mrss/"
1843 xmlns:dc="http://purl.org/dc/elements/1.1/"
1846 <title>phpfspot</title>
1847 <description>phpfspot RSS feed</description>
1848 <link><?php print htmlspecialchars($this->get_phpfspot_url()); ?></link>
1849 <pubDate><?php print strftime("%a, %d %b %Y %T %z"); ?></pubDate>
1850 <generator>phpfspot</generator>
1853 $pictures = $this->getPhotoSelection();
1854 $current_tags = $this->getCurrentTags();
1856 foreach($pictures as $picture) {
1858 $orig_url = $this->get_phpfspot_url() ."index.php?mode=showp&id=". $picture;
1859 if($current_tags != "") {
1860 $orig_url.= "&tags=". $current_tags;
1862 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
1863 $orig_url.= "&from_date=". $_SESSION['from_date'] ."&to_date=". $_SESSION['to_date'];
1866 $details = $this->get_photo_details($picture);
1868 $thumb_url = $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $picture ."&width=". $this->cfg->thumb_width;
1869 $thumb_html = htmlspecialchars("
1870 <a href=\"". $orig_url ."\"><img src=\"". $thumb_url ."\" /></a>
1872 ". $details['description']);
1874 $orig_path = $this->translate_path($this->parse_uri($details['uri'], 'fullpath'));
1875 $meta = $this->get_meta_informations($orig_path);
1876 $meta_date = isset($meta['FileDateTime']) ? $meta['FileDateTime'] : filemtime($orig_path);
1880 <title><?php print htmlspecialchars($this->parse_uri($details['uri'], 'filename')); ?></title>
1881 <link><?php print htmlspecialchars($orig_url); ?></link>
1882 <guid><?php print htmlspecialchars($orig_url); ?></guid>
1883 <dc:date.Taken><?php print strftime("%Y-%m-%dT%H:%M:%S+00:00", $meta_date); ?></dc:date.Taken>
1885 <?php print $thumb_html; ?>
1887 <pubDate><?php print strftime("%a, %d %b %Y %T %z", $meta_date); ?></pubDate>
1902 * return all selected tags as one string
1904 private function getCurrentTags()
1907 if(isset($_SESSION['selected_tags']) && $_SESSION['selected_tags'] != "") {
1908 foreach($_SESSION['selected_tags'] as $tag)
1909 $current_tags.= $tag .",";
1910 $current_tags = substr($current_tags, 0, strlen($current_tags)-1);
1912 return $current_tags;
1914 } // getCurrentTags()
1917 * return the current photo
1919 public function getCurrentPhoto()
1921 if(isset($_SESSION['current_photo'])) {
1922 print $_SESSION['current_photo'];
1924 } // getCurrentPhoto()
1927 * tells the client browser what to do
1929 * this function is getting called via AJAX by the
1930 * client browsers. it will tell them what they have
1931 * to do next. This is necessary for directly jumping
1932 * into photo index or single photo view when the are
1933 * requested with specific URLs
1935 public function whatToDo()
1937 if(isset($_SESSION['current_photo']) && $_SESSION['start_action'] == 'showp') {
1938 return "show_photo";
1940 elseif(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) {
1941 return "showpi_tags";
1943 elseif(isset($_SESSION['start_action']) && $_SESSION['start_action'] == 'showpi') {
1947 return "nothing special";
1952 * return the current process-user
1954 private function getuid()
1956 if($uid = posix_getuid()) {
1957 if($user = posix_getpwuid($uid)) {
1958 return $user['name'];
1967 * returns a select-dropdown box to select photo index sort parameters
1969 public function smarty_sort_select_list($params, &$smarty)
1973 foreach($this->sort_orders as $key => $value) {
1974 $output.= "<option value=\"". $key ."\"";
1975 if($key == $_SESSION['sort_order']) {
1976 $output.= " selected=\"selected\"";
1978 $output.= ">". $value ."</option>";
1983 } // smarty_sort_select_list()
1986 * returns the currently selected sort order
1988 private function get_sort_order()
1990 switch($_SESSION['sort_order']) {
1992 return " ORDER BY p.time ASC";
1995 return " ORDER BY p.time DESC";
1998 if($this->dbver < 9) {
1999 return " ORDER BY p.name ASC";
2002 return " ORDER BY basename(p.uri) ASC";
2006 if($this->dbver < 9) {
2007 return " ORDER BY p.name DESC";
2010 return " ORDER BY basename(p.uri) DESC";
2015 } // get_sort_order()
2018 * return the next to be shown slide show image
2020 * this function returns the URL of the next image
2021 * in the slideshow sequence.
2023 public function getNextSlideShowImage()
2025 $all_photos = $this->getPhotoSelection();
2027 if(!isset($_SESSION['slideshow_img']) || $_SESSION['slideshow_img'] == count($all_photos)-1)
2028 $_SESSION['slideshow_img'] = 0;
2030 $_SESSION['slideshow_img']++;
2032 return $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $all_photos[$_SESSION['slideshow_img']] ."&width=". $this->cfg->photo_width;
2034 } // getNextSlideShowImage()
2037 * return the previous to be shown slide show image
2039 * this function returns the URL of the previous image
2040 * in the slideshow sequence.
2042 public function getPrevSlideShowImage()
2044 $all_photos = $this->getPhotoSelection();
2046 if(!isset($_SESSION['slideshow_img']) || $_SESSION['slideshow_img'] == 0)
2047 $_SESSION['slideshow_img'] = 0;
2049 $_SESSION['slideshow_img']--;
2051 return $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $all_photos[$_SESSION['slideshow_img']] ."&width=". $this->cfg->photo_width;
2053 } // getPrevSlideShowImage()
2055 public function resetSlideShow()
2057 if(isset($_SESSION['slideshow_img']))
2058 unset($_SESSION['slideshow_img']);
2059 } // resetSlideShow()
2064 * this function will get all photos from the fspot
2065 * database and randomly return ONE entry
2067 * saddly there is yet no sqlite3 function which returns
2068 * the bulk result in array, so we have to fill up our
2071 public function get_random_photo()
2075 $result = $this->db->db_query("
2080 while($row = $this->db->db_fetch_object($result)) {
2081 array_push($all, $row['id']);
2084 return $all[array_rand($all)];
2086 } // get_random_photo()
2089 * validates provided date
2091 * this function validates if the provided date
2092 * contains a valid date and will return true
2095 public function isValidDate($date_str)
2097 $timestamp = strtotime($date_str);
2099 if(is_numeric($timestamp))
2107 * timestamp to string conversion
2109 private function ts2str($timestamp)
2111 return strftime("%Y-%m-%d", $timestamp);
2114 private function extractTags($tags_str)
2116 $not_validated = split(',', $_GET['tags']);
2117 $validated = array();
2119 foreach($not_validated as $tag) {
2120 if(is_numeric($tag))
2121 array_push($validated, $tag);
2129 * returns the full path to a thumbnail
2131 public function get_thumb_path($width, $photo)
2133 $md5 = $this->getMD5($photo);
2134 $sub_path = substr($md5, 0, 2);
2135 return $this->cfg->thumb_path
2143 } // get_thumb_path()
2146 * returns server's virtual host name
2148 private function get_server_name()
2150 return $_SERVER['SERVER_NAME'];
2151 } // get_server_name()
2154 * returns type of webprotocol which is
2157 private function get_web_protocol()
2159 if(!isset($_SERVER['HTTPS']))
2163 } // get_web_protocol()
2166 * return url to this phpfspot installation
2168 private function get_phpfspot_url()
2170 return $this->get_web_protocol() ."://". $this->get_server_name() . $this->cfg->web_path;
2171 } // get_phpfspot_url()
2174 * check file exists and is readable
2176 * returns true, if everything is ok, otherwise false
2177 * if $silent is not set, this function will output and
2180 private function check_readable($file, $silent = null)
2182 if(!file_exists($file)) {
2184 print "File \"". $file ."\" does not exist.\n";
2188 if(!is_readable($file)) {
2190 print "File \"". $file ."\" is not reachable for user ". $this->getuid() ."\n";
2196 } // check_readable()
2199 * check if all needed indices are present
2201 * this function checks, if some needed indices are already
2202 * present, or if not, create them on the fly. they are
2203 * necessary to speed up some queries like that one look for
2204 * all tags, when show_tags is specified in the configuration.
2206 private function checkDbIndices()
2208 $result = $this->db->db_exec("
2209 CREATE INDEX IF NOT EXISTS
2216 } // checkDbIndices()
2219 * retrive F-Spot database version
2221 * this function will return the F-Spot database version number
2222 * It is stored within the sqlite3 database in the table meta
2224 public function getFspotDBVersion()
2226 if($result = $this->db->db_fetchSingleRow("
2227 SELECT data as version
2230 name LIKE 'F-Spot Database Version'
2232 return $result['version'];
2236 } // getFspotDBVersion()
2239 * parse the provided URI and will returned the
2242 public function parse_uri($uri, $mode)
2244 if(($components = parse_url($uri)) !== false) {
2248 return basename($components['path']);
2251 return dirname($components['path']);
2254 return $components['path'];