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 $_SESSION['searchfor'] = '';
115 // if begin_with is still set but thumbs_per_page is now 0, unset it
116 if(isset($_SESSION['begin_with']) && $this->cfg->thumbs_per_page == 0)
117 unset($_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'] ." 00:00:00");
170 if(isset($_GET['to_date']) && $this->isValidDate($_GET['to_date'])) {
171 $_SESSION['to_date'] = strtotime($_GET['to_date'] ." 23:59:59");
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)) {
476 $this->_error("Can't open file ". $thumb_path ."\n");
480 $info = getimagesize($thumb_path);
482 $this->tmpl->assign('description', $details['description']);
483 $this->tmpl->assign('image_name', $this->parse_uri($details['uri'], 'filename'));
485 $this->tmpl->assign('width', $info[0]);
486 $this->tmpl->assign('height', $info[1]);
487 $this->tmpl->assign('ExifMadeOn', $meta_date);
488 $this->tmpl->assign('ExifMadeWith', $meta_make);
489 $this->tmpl->assign('ExifOrigResolution', $meta_res);
490 $this->tmpl->assign('ExifFileSize', $meta_size);
492 $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $photo ."&width=". $this->cfg->photo_width);
493 $this->tmpl->assign('image_url_full', 'phpfspot_img.php?idx='. $photo);
494 $this->tmpl->assign('image_filename', $this->parse_uri($details['uri'], 'filename'));
496 $this->tmpl->assign('tags', $this->get_photo_tags($photo));
497 $this->tmpl->assign('current', $current);
500 $this->tmpl->assign('previous_url', "javascript:showImage(". $previous_img .");");
501 $this->tmpl->assign('prev_img', $previous_img);
505 $this->tmpl->assign('next_url', "javascript:showImage(". $next_img .");");
506 $this->tmpl->assign('next_img', $next_img);
508 $this->tmpl->assign('mini_width', $this->cfg->mini_width);
509 $this->tmpl->assign('photo_number', $i);
510 $this->tmpl->assign('photo_count', count($all_photos));
512 $this->tmpl->show("single_photo.tpl");
517 * all available tags and tag cloud
519 * this function outputs all available tags (time ordered)
520 * and in addition output them as tag cloud (tags which have
521 * many photos will appears more then others)
523 public function getAvailableTags()
525 /* retrive tags from database */
530 $result = $this->db->db_query("
531 SELECT tag_id as id, count(tag_id) as quantity
541 while($row = $this->db->db_fetch_object($result)) {
542 $tags[$row['id']] = $row['quantity'];
545 // change these font sizes if you will
546 $max_size = 125; // max font size in %
547 $min_size = 75; // min font size in %
549 // get the largest and smallest array values
550 $max_qty = max(array_values($tags));
551 $min_qty = min(array_values($tags));
553 // find the range of values
554 $spread = $max_qty - $min_qty;
555 if (0 == $spread) { // we don't want to divide by zero
559 // determine the font-size increment
560 // this is the increase per tag quantity (times used)
561 $step = ($max_size - $min_size)/($spread);
563 // loop through our tag array
564 foreach ($tags as $key => $value) {
566 if(isset($_SESSION['selected_tags']) && in_array($key, $_SESSION['selected_tags']))
569 // calculate CSS font-size
570 // find the $value in excess of $min_qty
571 // multiply by the font-size increment ($size)
572 // and add the $min_size set above
573 $size = $min_size + (($value - $min_qty) * $step);
574 // uncomment if you want sizes in whole %:
577 if(isset($this->tags[$key])) {
578 $output.= "<a href=\"javascript:Tags('add', ". $key .");\" class=\"tag\" style=\"font-size: ". $size ."%;\">". $this->tags[$key] ."</a>, ";
583 $output = substr($output, 0, strlen($output)-2);
586 } // getAvailableTags()
589 * output all selected tags
591 * this function output all tags which have been selected
592 * by the user. the selected tags are stored in the
593 * session-variable $_SESSION['selected_tags']
595 public function getSelectedTags()
597 /* retrive tags from database */
602 foreach($this->avail_tags as $tag)
604 // return all selected tags
605 if(isset($_SESSION['selected_tags']) && in_array($tag, $_SESSION['selected_tags'])) {
606 $output.= "<a href=\"javascript:Tags('del', ". $tag .");\" class=\"tag\">". $this->tags[$tag] ."</a>, ";
611 $output = substr($output, 0, strlen($output)-2);
615 return "no tags selected";
618 } // getSelectedTags()
621 * add tag to users session variable
623 * this function will add the specified to users current
624 * tag selection. if a date search has been made before
625 * it will be now cleared
627 public function addTag($tag)
629 if(!isset($_SESSION['selected_tags']))
630 $_SESSION['selected_tags'] = Array();
632 if(isset($_SESSION['searchfor']))
633 unset($_SESSION['searchfor']);
635 if(!in_array($tag, $_SESSION['selected_tags']))
636 array_push($_SESSION['selected_tags'], $tag);
641 * remove tag to users session variable
643 * this function removes the specified tag from
644 * users current tag selection
646 public function delTag($tag)
648 if(isset($_SESSION['searchfor']))
649 unset($_SESSION['searchfor']);
651 if(isset($_SESSION['selected_tags'])) {
652 $key = array_search($tag, $_SESSION['selected_tags']);
653 unset($_SESSION['selected_tags'][$key]);
654 sort($_SESSION['selected_tags']);
660 * reset tag selection
662 * if there is any tag selection, it will be
665 public function resetTags()
667 if(isset($_SESSION['selected_tags']))
668 unset($_SESSION['selected_tags']);
675 * if a specific photo was requested (external link)
676 * unset the session variable now
678 public function resetPhotoView()
680 if(isset($_SESSION['current_photo']))
681 unset($_SESSION['current_photo']);
683 } // resetPhotoView();
688 * if any tag search has taken place, reset
691 public function resetTagSearch()
693 if(isset($_SESSION['searchfor']))
694 unset($_SESSION['searchfor']);
696 } // resetTagSearch()
701 * if any date search has taken place, reset
704 public function resetDateSearch()
706 if(isset($_SESSION['from_date']))
707 unset($_SESSION['from_date']);
708 if(isset($_SESSION['to_date']))
709 unset($_SESSION['to_date']);
711 } // resetDateSearch();
714 * return all photo according selection
716 * this function returns all photos based on
717 * the tag-selection, tag- or date-search.
718 * the tag-search also has to take care of AND
719 * and OR conjunctions
721 public function getPhotoSelection()
723 $matched_photos = Array();
725 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
726 $from_date = $_SESSION['from_date'];
727 $to_date = $_SESSION['to_date'];
728 $additional_where_cond = "
729 p.time>='". $from_date ."'
731 p.time<='". $to_date ."'
735 if(isset($_SESSION['sort_order'])) {
736 $order_str = $this->get_sort_order();
739 /* return a search result */
740 if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '') {
742 SELECT DISTINCT pt1.photo_id
744 INNER JOIN photo_tags pt2
745 ON pt1.photo_id=pt2.photo_id
752 WHERE t1.name LIKE '%". $_SESSION['searchfor'] ."%' ";
754 if(isset($additional_where_cond))
755 $query_str.= "AND ". $additional_where_cond ." ";
757 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
758 $query_str.= "AND t2.name IN ('".implode("','",$this->cfg->show_tags)."')";
761 if(isset($order_str))
762 $query_str.= $order_str;
764 $result = $this->db->db_query($query_str);
765 while($row = $this->db->db_fetch_object($result)) {
766 array_push($matched_photos, $row['photo_id']);
768 return $matched_photos;
771 /* return according the selected tags */
772 if(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) {
774 foreach($_SESSION['selected_tags'] as $tag)
775 $selected.= $tag .",";
776 $selected = substr($selected, 0, strlen($selected)-1);
778 /* photo has to match at least on of the selected tags */
779 if($_SESSION['tag_condition'] == 'or') {
781 SELECT DISTINCT pt1.photo_id
783 INNER JOIN photo_tags pt2
784 ON pt1.photo_id=pt2.photo_id
789 WHERE pt1.tag_id IN (". $selected .")
791 if(isset($additional_where_cond))
792 $query_str.= "AND ". $additional_where_cond ." ";
794 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
795 $query_str.= "AND t.name IN ('".implode("','",$this->cfg->show_tags)."')";
798 if(isset($order_str))
799 $query_str.= $order_str;
801 /* photo has to match all selected tags */
802 elseif($_SESSION['tag_condition'] == 'and') {
804 if(count($_SESSION['selected_tags']) >= 32) {
805 print "A SQLite limit of 32 tables within a JOIN SELECT avoids to<br />\n";
806 print "evaluate your tag selection. Please remove some tags from your selection.\n";
810 /* Join together a table looking like
812 pt1.photo_id pt1.tag_id pt2.photo_id pt2.tag_id ...
814 so the query can quickly return all images matching the
815 selected tags in an AND condition
820 SELECT DISTINCT pt1.photo_id
824 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
831 for($i = 0; $i < count($_SESSION['selected_tags']); $i++) {
833 INNER JOIN photo_tags pt". ($i+2) ."
834 ON pt1.photo_id=pt". ($i+2) .".photo_id
841 $query_str.= "WHERE pt2.tag_id=". $_SESSION['selected_tags'][0]." ";
842 for($i = 1; $i < count($_SESSION['selected_tags']); $i++) {
844 AND pt". ($i+2) .".tag_id=". $_SESSION['selected_tags'][$i] ."
847 if(isset($additional_where_cond))
848 $query_str.= "AND ". $additional_where_cond;
850 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
851 $query_str.= "AND t.name IN ('".implode("','",$this->cfg->show_tags). "')";
854 if(isset($order_str))
855 $query_str.= $order_str;
859 $result = $this->db->db_query($query_str);
860 while($row = $this->db->db_fetch_object($result)) {
861 array_push($matched_photos, $row['photo_id']);
863 return $matched_photos;
866 /* return all available photos */
870 LEFT JOIN photo_tags pt
876 if(isset($additional_where_cond))
877 $query_str.= "WHERE ". $additional_where_cond ." ";
879 if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
880 if(isset($additional_where_cond))
881 $query_str.= "AND t.name IN ('".implode("','",$this->cfg->show_tags). "')";
883 $query_str.= "WHERE t.name IN ('".implode("','",$this->cfg->show_tags). "')";
886 if(isset($order_str))
887 $query_str.= $order_str;
889 $result = $this->db->db_query($query_str);
890 while($row = $this->db->db_fetch_object($result)) {
891 array_push($matched_photos, $row['id']);
893 return $matched_photos;
895 } // getPhotoSelection()
898 * control HTML ouput for photo index
900 * this function provides all the necessary information
901 * for the photo index template.
903 public function showPhotoIndex()
905 $photos = $this->getPhotoSelection();
907 $count = count($photos);
909 if(isset($_SESSION['begin_with']) && $_SESSION['begin_with'] != "")
910 $anchor = $_SESSION['begin_with'];
912 if(!isset($this->cfg->thumbs_per_page) || $this->cfg->thumbs_per_page == 0) {
918 elseif($this->cfg->thumbs_per_page > 0) {
920 if(!isset($_SESSION['begin_with']) || $_SESSION['begin_with'] == 0) {
924 $begin_with = $_SESSION['begin_with'];
927 $end_with = $begin_with + $this->cfg->thumbs_per_page;
931 $images[$thumbs] = Array();
932 $img_height[$thumbs] = Array();
933 $img_width[$thumbs] = Array();
934 $img_id[$thumbs] = Array();
935 $img_name[$thumbs] = Array();
936 $img_title = Array();
938 for($i = $begin_with; $i < $end_with; $i++) {
940 if(isset($photos[$i])) {
942 $images[$thumbs] = $photos[$i];
943 $img_id[$thumbs] = $i;
944 $img_name[$thumbs] = htmlspecialchars($this->getPhotoName($photos[$i], 15));
945 $img_title[$thumbs] = "Click to view photo ". htmlspecialchars($this->getPhotoName($photos[$i], 0));
947 $thumb_path = $this->get_thumb_path($this->cfg->thumb_width, $photos[$i]);
949 if(file_exists($thumb_path)) {
950 $info = getimagesize($thumb_path);
951 $img_width[$thumbs] = $info[0];
952 $img_height[$thumbs] = $info[1];
958 // +1 for for smarty's selection iteration
961 if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '')
962 $this->tmpl->assign('searchfor', $_SESSION['searchfor']);
964 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
965 $this->tmpl->assign('from_date', $this->ts2str($_SESSION['from_date']));
966 $this->tmpl->assign('to_date', $this->ts2str($_SESSION['to_date']));
969 if(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) {
970 $this->tmpl->assign('tag_result', 1);
973 /* do we have to display the page selector ? */
974 if($this->cfg->thumbs_per_page != 0) {
978 /* calculate the page switchers */
979 $previous_start = $begin_with - $this->cfg->thumbs_per_page;
980 $next_start = $begin_with + $this->cfg->thumbs_per_page;
983 $this->tmpl->assign("previous_url", "javascript:showPhotoIndex(". $previous_start .");");
984 if($end_with < $count)
985 $this->tmpl->assign("next_url", "javascript:showPhotoIndex(". $next_start .");");
987 $photo_per_page = $this->cfg->thumbs_per_page;
988 $last_page = ceil($count / $photo_per_page);
990 /* get the current selected page */
991 if($begin_with == 0) {
995 for($i = $begin_with; $i >= 0; $i-=$photo_per_page) {
1002 for($i = 1; $i <= $last_page; $i++) {
1004 if($current_page == $i)
1005 $style = "style=\"font-size: 125%; text-decoration: underline;\"";
1006 elseif($current_page-1 == $i || $current_page+1 == $i)
1007 $style = "style=\"font-size: 105%;\"";
1008 elseif(($current_page-5 >= $i) && ($i != 1) ||
1009 ($current_page+5 <= $i) && ($i != $last_page))
1010 $style = "style=\"font-size: 75%;\"";
1014 $select = "<a href=\"javascript:showPhotoIndex(". (($i*$photo_per_page)-$photo_per_page) .");\"";
1017 $select.= ">". $i ."</a> ";
1019 // until 9 pages we show the selector from 1-9
1020 if($last_page <= 9) {
1021 $page_select.= $select;
1024 if($i == 1 /* first page */ ||
1025 $i == $last_page /* last page */ ||
1026 $i == $current_page /* current page */ ||
1027 $i == ceil($last_page * 0.25) /* first quater */ ||
1028 $i == ceil($last_page * 0.5) /* half */ ||
1029 $i == ceil($last_page * 0.75) /* third quater */ ||
1030 (in_array($i, array(1,2,3,4,5,6)) && $current_page <= 4) /* the first 6 */ ||
1031 (in_array($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 */ ||
1032 $i == $current_page-3 || $i == $current_page-2 || $i == $current_page-1 /* three before */ ||
1033 $i == $current_page+3 || $i == $current_page+2 || $i == $current_page+1 /* three after */) {
1035 $page_select.= $select;
1043 $page_select.= "......... ";
1048 /* only show the page selector if we have more then one page */
1050 $this->tmpl->assign('page_selector', $page_select);
1054 $current_tags = $this->getCurrentTags();
1055 $extern_link = "index.php?mode=showpi";
1056 $rss_link = "index.php?mode=rss";
1057 if($current_tags != "") {
1058 $extern_link.= "&tags=". $current_tags;
1059 $rss_link.= "&tags=". $current_tags;
1061 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
1062 $extern_link.= "&from_date=". $this->ts2str($_SESSION['from_date']) ."&to_date=". $this->ts2str($_SESSION['to_date']);
1063 $rss_link.= "&from_date=". $this->ts2str($_SESSION['from_date']) ."&to_date=". $this->ts2str($_SESSION['to_date']);
1066 $export_link = "index.php?mode=export";
1067 $slideshow_link = "index.php?mode=slideshow";
1069 $this->tmpl->assign('extern_link', $extern_link);
1070 $this->tmpl->assign('slideshow_link', $slideshow_link);
1071 $this->tmpl->assign('export_link', $export_link);
1072 $this->tmpl->assign('rss_link', $rss_link);
1073 $this->tmpl->assign('count', $count);
1074 $this->tmpl->assign('width', $this->cfg->thumb_width);
1075 $this->tmpl->assign('thumb_container_width', $this->cfg->thumb_width);
1076 $this->tmpl->assign('thumb_container_height', $this->cfg->thumb_height+20);
1077 $this->tmpl->assign('images', $images);
1078 $this->tmpl->assign('img_width', $img_width);
1079 $this->tmpl->assign('img_height', $img_height);
1080 $this->tmpl->assign('img_id', $img_id);
1081 $this->tmpl->assign('img_name', $img_name);
1082 $this->tmpl->assign('img_title', $img_title);
1083 $this->tmpl->assign('thumbs', $thumbs);
1085 $this->tmpl->show("photo_index.tpl");
1088 print "<script language=\"JavaScript\">self.location.hash = '#image". $anchor ."';</script>\n";
1090 } // showPhotoIndex()
1093 * show credit template
1095 public function showCredits()
1097 $this->tmpl->assign('version', $this->cfg->version);
1098 $this->tmpl->assign('product', $this->cfg->product);
1099 $this->tmpl->assign('db_version', $this->dbver);
1100 $this->tmpl->show("credits.tpl");
1105 * create_thumbnails for the requested width
1107 * this function creates image thumbnails of $orig_image
1108 * stored as $thumb_image. It will check if the image is
1109 * in a supported format, if necessary rotate the image
1110 * (based on EXIF orientation meta headers) and re-sizing.
1112 public function create_thumbnail($orig_image, $thumb_image, $width)
1114 if(!file_exists($orig_image)) {
1118 $details = getimagesize($orig_image);
1120 /* check if original photo is a support image type */
1121 if(!$this->checkifImageSupported($details['mime']))
1124 $meta = $this->get_meta_informations($orig_image);
1129 switch($meta['Orientation']) {
1131 case 1: /* top, left */
1132 $rotate = 0; $flip = false; break;
1133 case 2: /* top, right */
1134 $rotate = 0; $flip = true; break;
1135 case 3: /* bottom, left */
1136 $rotate = 180; $flip = false; break;
1137 case 4: /* bottom, right */
1138 $rotate = 180; $flip = true; break;
1139 case 5: /* left side, top */
1140 $rotate = 90; $flip = true; break;
1141 case 6: /* right side, top */
1142 $rotate = 90; $flip = false; break;
1143 case 7: /* left side, bottom */
1144 $rotate = 270; $flip = true; break;
1145 case 8: /* right side, bottom */
1146 $rotate = 270; $flip = false; break;
1149 $src_img = @imagecreatefromjpeg($orig_image);
1152 print "Can't load image from ". $orig_image ."\n";
1156 /* grabs the height and width */
1157 $cur_width = imagesx($src_img);
1158 $cur_height = imagesy($src_img);
1160 // If requested width is more then the actual image width,
1161 // do not generate a thumbnail, instead safe the original
1162 // as thumbnail but with lower quality. But if the image
1163 // is to heigh too, then we still have to resize it.
1164 if($width >= $cur_width && $cur_height < $this->cfg->thumb_height) {
1165 $result = imagejpeg($src_img, $thumb_image, 75);
1166 imagedestroy($src_img);
1170 // If the image will be rotate because EXIF orientation said so
1171 // 'virtually rotate' the image for further calculations
1172 if($rotate == 90 || $rotate == 270) {
1174 $cur_width = $cur_height;
1178 /* calculates aspect ratio */
1179 $aspect_ratio = $cur_height / $cur_width;
1182 if($aspect_ratio < 1) {
1184 $new_h = abs($new_w * $aspect_ratio);
1186 /* 'virtually' rotate the image and calculate it's ratio */
1187 $tmp_w = $cur_height;
1188 $tmp_h = $cur_width;
1189 /* now get the ratio from the 'rotated' image */
1190 $tmp_ratio = $tmp_h/$tmp_w;
1191 /* now calculate the new dimensions */
1193 $tmp_h = abs($tmp_w * $tmp_ratio);
1195 // now that we know, how high they photo should be, if it
1196 // gets rotated, use this high to scale the image
1198 $new_w = abs($new_h / $aspect_ratio);
1200 // If the image will be rotate because EXIF orientation said so
1201 // now 'virtually rotate' back the image for the image manipulation
1202 if($rotate == 90 || $rotate == 270) {
1209 /* creates new image of that size */
1210 $dst_img = imagecreatetruecolor($new_w, $new_h);
1212 imagefill($dst_img, 0, 0, ImageColorAllocate($dst_img, 255, 255, 255));
1214 /* copies resized portion of original image into new image */
1215 imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, $new_w, $new_h, imagesx($src_img), imagesy($src_img));
1217 /* needs the image to be flipped horizontal? */
1221 for($x = 0; $x < $new_w; $x++) {
1222 imagecopy($dst_img, $image, $x, 0, $w - $x - 1, 0, 1, $h);
1227 $this->_debug("(ROTATE)");
1228 $dst_img = $this->rotateImage($dst_img, $rotate);
1231 /* write down new generated file */
1232 $result = imagejpeg($dst_img, $thumb_image, 75);
1234 /* free your mind */
1235 imagedestroy($dst_img);
1236 imagedestroy($src_img);
1238 if($result === false) {
1239 print "Can't write thumbnail ". $thumb_image ."\n";
1245 } // create_thumbnail()
1248 * return all exif meta data from the file
1250 public function get_meta_informations($file)
1252 return exif_read_data($file);
1254 } // get_meta_informations()
1257 * create phpfspot own sqlite database
1259 * this function creates phpfspots own sqlite database
1260 * if it does not exist yet. this own is used to store
1261 * some necessary informations (md5 sum's, ...).
1263 public function check_config_table()
1265 // if the config table doesn't exist yet, create it
1266 if(!$this->cfg_db->db_check_table_exists("images")) {
1267 $this->cfg_db->db_exec("
1268 CREATE TABLE images (
1269 img_idx int primary key,
1275 } // check_config_table
1278 * Generates a thumbnail from photo idx
1280 * This function will generate JPEG thumbnails from provided F-Spot photo
1283 * 1. Check if all thumbnail generations (width) are already in place and
1285 * 2. Check if the md5sum of the original file has changed
1286 * 3. Generate the thumbnails if needed
1288 public function gen_thumb($idx = 0, $force = 0, $overwrite = false)
1292 $resolutions = Array(
1293 $this->cfg->thumb_width,
1294 $this->cfg->photo_width,
1295 $this->cfg->mini_width,
1298 /* get details from F-Spot's database */
1299 $details = $this->get_photo_details($idx);
1301 /* calculate file MD5 sum */
1302 $full_path = $this->translate_path($this->parse_uri($details['uri'], 'fullpath'));
1304 if(!file_exists($full_path)) {
1305 $this->_error("File ". $full_path ." does not exist\n");
1309 if(!is_readable($full_path)) {
1310 $this->_error("File ". $full_path ." is not readable for ". $this->getuid() ."\n");
1314 $file_md5 = md5_file($full_path);
1316 $this->_debug("Image [". $idx ."] ". $this->shrink_text($this->parse_uri($details['uri'], 'filename'), 20) ." Thumbnails:");
1320 foreach($resolutions as $resolution) {
1322 $generate_it = false;
1324 $thumb_sub_path = substr($file_md5, 0, 2);
1325 $thumb_path = $this->cfg->thumb_path ."/". $thumb_sub_path ."/". $resolution ."_". $file_md5;
1327 if(!file_exists(dirname($thumb_path))) {
1328 mkdir(dirname($thumb_path), 0755);
1331 /* if the thumbnail file doesn't exist, create it */
1332 if(!file_exists($thumb_path)) {
1333 $generate_it = true;
1335 /* if the file hasn't changed there is no need to regen the thumb */
1336 elseif($file_md5 != $this->getMD5($idx) || $force) {
1337 $generate_it = true;
1340 if($generate_it || $overwrite) {
1342 $this->_debug(" ". $resolution ."px");
1343 if(!$this->create_thumbnail($full_path, $thumb_path, $resolution))
1351 $this->_debug(" already exist");
1354 /* set the new/changed MD5 sum for the current photo */
1356 $this->setMD5($idx, $file_md5);
1359 $this->_debug("\n");
1364 * returns stored md5 sum for a specific photo
1366 * this function queries the phpfspot database for a
1367 * stored MD5 checksum of the specified photo
1369 public function getMD5($idx)
1371 $result = $this->cfg_db->db_query("
1374 WHERE img_idx='". $idx ."'
1380 $img = $this->cfg_db->db_fetch_object($result);
1381 return $img['img_md5'];
1386 * set MD5 sum for the specific photo
1388 private function setMD5($idx, $md5)
1390 $result = $this->cfg_db->db_exec("
1391 REPLACE INTO images (img_idx, img_md5)
1392 VALUES ('". $idx ."', '". $md5 ."')
1398 * store current tag condition
1400 * this function stores the current tag condition
1401 * (AND or OR) in the users session variables
1403 public function setTagCondition($mode)
1405 $_SESSION['tag_condition'] = $mode;
1407 } // setTagCondition()
1410 * invoke tag & date search
1412 * this function will return all matching tags and store
1413 * them in the session variable selected_tags. furthermore
1414 * it also handles the date search.
1415 * getPhotoSelection() will then only return the matching
1418 public function startSearch($searchfor, $from = 0, $to = 0)
1422 $_SESSION['searchfor'] = $searchfor;
1425 $_SESSION['from_date'] = strtotime($from ." 00:00:00");
1427 unset($_SESSION['from_date']);
1430 $_SESSION['to_date'] = strtotime($to ." 23:59:59");
1432 unset($_SESSION['to_date']);
1434 if($searchfor != "") {
1435 /* new search, reset the current selected tags */
1436 $_SESSION['selected_tags'] = Array();
1437 foreach($this->avail_tags as $tag) {
1438 if(preg_match('/'. $searchfor .'/i', $this->tags[$tag]))
1439 array_push($_SESSION['selected_tags'], $tag);
1446 * updates sort order in session variable
1448 * this function is invoked by RPC and will sort the requested
1449 * sort order in the session variable.
1451 public function updateSortOrder($order)
1453 if(isset($this->sort_orders[$order])) {
1454 $_SESSION['sort_order'] = $order;
1458 return "unkown error";
1460 } // updateSortOrder()
1465 * this function rotates the image according the
1468 private function rotateImage($img, $degrees)
1470 if(function_exists("imagerotate")) {
1471 $img = imagerotate($img, $degrees, 0);
1473 function imagerotate($src_img, $angle)
1475 $src_x = imagesx($src_img);
1476 $src_y = imagesy($src_img);
1477 if ($angle == 180) {
1481 elseif ($src_x <= $src_y) {
1485 elseif ($src_x >= $src_y) {
1490 $rotate=imagecreatetruecolor($dest_x,$dest_y);
1491 imagealphablending($rotate, false);
1496 for ($y = 0; $y < ($src_y); $y++) {
1497 for ($x = 0; $x < ($src_x); $x++) {
1498 $color = imagecolorat($src_img, $x, $y);
1499 imagesetpixel($rotate, $dest_x - $y - 1, $x, $color);
1505 for ($y = 0; $y < ($src_y); $y++) {
1506 for ($x = 0; $x < ($src_x); $x++) {
1507 $color = imagecolorat($src_img, $x, $y);
1508 imagesetpixel($rotate, $y, $dest_y - $x - 1, $color);
1514 for ($y = 0; $y < ($src_y); $y++) {
1515 for ($x = 0; $x < ($src_x); $x++) {
1516 $color = imagecolorat($src_img, $x, $y);
1517 imagesetpixel($rotate, $dest_x - $x - 1, $dest_y - $y - 1, $color);
1531 $img = imagerotate($img, $degrees);
1540 * return all assigned tags for the specified photo
1542 private function get_photo_tags($idx)
1544 $result = $this->db->db_query("
1547 INNER JOIN photo_tags pt
1549 WHERE pt.photo_id='". $idx ."'
1554 while($row = $this->db->db_fetch_object($result))
1555 $tags[$row['id']] = $row['name'];
1559 } // get_photo_tags()
1562 * create on-the-fly images with text within
1564 public function showTextImage($txt, $color=000000, $space=4, $font=4, $w=300)
1566 if (strlen($color) != 6)
1569 $int = hexdec($color);
1570 $h = imagefontheight($font);
1571 $fw = imagefontwidth($font);
1572 $txt = explode("\n", wordwrap($txt, ($w / $fw), "\n"));
1573 $lines = count($txt);
1574 $im = imagecreate($w, (($h * $lines) + ($lines * $space)));
1575 $bg = imagecolorallocate($im, 255, 255, 255);
1576 $color = imagecolorallocate($im, 0xFF & ($int >> 0x10), 0xFF & ($int >> 0x8), 0xFF & $int);
1579 foreach ($txt as $text) {
1580 $x = (($w - ($fw * strlen($text))) / 2);
1581 imagestring($im, $font, $x, $y, $text, $color);
1582 $y += ($h + $space);
1585 Header("Content-type: image/png");
1588 } // showTextImage()
1591 * check if all requirements are met
1593 private function checkRequirements()
1595 if(!function_exists("imagecreatefromjpeg")) {
1596 print "PHP GD library extension is missing<br />\n";
1600 if($this->cfg->db_access == "native" && !function_exists("sqlite3_open")) {
1601 print "PHP SQLite3 library extension is missing<br />\n";
1605 /* Check for HTML_AJAX PEAR package, lent from Horde project */
1606 ini_set('track_errors', 1);
1607 @include_once 'HTML/AJAX/Server.php';
1608 if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) {
1609 print "PEAR HTML_AJAX package is missing<br />\n";
1612 @include_once 'Calendar/Calendar.php';
1613 if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) {
1614 print "PEAR Calendar package is missing<br />\n";
1617 @include_once 'Console/Getopt.php';
1618 if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) {
1619 print "PEAR Console_Getopt package is missing<br />\n";
1622 ini_restore('track_errors');
1629 } // checkRequirements()
1631 private function _debug($text)
1633 if($this->fromcmd) {
1640 * check if specified MIME type is supported
1642 public function checkifImageSupported($mime)
1644 if(in_array($mime, Array("image/jpeg")))
1649 } // checkifImageSupported()
1651 public function _error($text)
1653 switch($this->cfg->logging) {
1655 print "<img src=\"resources/green_info.png\" alt=\"warning\" />\n";
1662 error_log($text, 3, $his->cfg->log_file);
1669 * output calendard input fields
1671 private function get_calendar($mode)
1673 $year = isset($_SESSION[$mode .'_date']) ? date("Y", $_SESSION[$mode .'_date']) : date("Y");
1674 $month = isset($_SESSION[$mode .'_date']) ? date("m", $_SESSION[$mode .'_date']) : date("m");
1675 $day = isset($_SESSION[$mode .'_date']) ? date("d", $_SESSION[$mode .'_date']) : date("d");
1677 $output = "<input type=\"text\" size=\"3\" id=\"". $mode ."year\" value=\"". $year ."\"";
1678 if(!isset($_SESSION[$mode .'_date']))
1679 $output.= " disabled=\"disabled\"";
1681 $output.= "<input type=\"text\" size=\"1\" id=\"". $mode ."month\" value=\"". $month ."\"";
1682 if(!isset($_SESSION[$mode .'_date']))
1683 $output.= " disabled=\"disabled\"";
1685 $output.= "<input type=\"text\" size=\"1\" id=\"". $mode ."day\" value=\"". $day ."\"";
1686 if(!isset($_SESSION[$mode .'_date']))
1687 $output.= " disabled=\"disabled\"";
1695 * output calendar matrix
1697 public function get_calendar_matrix($year = 0, $month = 0, $day = 0)
1699 if (!isset($year)) $year = date('Y');
1700 if (!isset($month)) $month = date('m');
1701 if (!isset($day)) $day = date('d');
1706 require_once CALENDAR_ROOT.'Month/Weekdays.php';
1707 require_once CALENDAR_ROOT.'Day.php';
1710 $month = new Calendar_Month_Weekdays($year,$month);
1713 $prevStamp = $month->prevMonth(true);
1714 $prev = "javascript:setMonth(". date('Y',$prevStamp) .", ". date('n',$prevStamp) .", ". date('j',$prevStamp) .");";
1715 $nextStamp = $month->nextMonth(true);
1716 $next = "javascript:setMonth(". date('Y',$nextStamp) .", ". date('n',$nextStamp) .", ". date('j',$nextStamp) .");";
1718 $selectedDays = array (
1719 new Calendar_Day($year,$month,$day),
1720 new Calendar_Day($year,12,25),
1723 // Build the days in the month
1724 $month->build($selectedDays);
1726 $this->tmpl->assign('current_month', date('F Y',$month->getTimeStamp()));
1727 $this->tmpl->assign('prev_month', $prev);
1728 $this->tmpl->assign('next_month', $next);
1730 while ( $day = $month->fetch() ) {
1732 if(!isset($matrix[$rows]))
1733 $matrix[$rows] = Array();
1737 $dayStamp = $day->thisDay(true);
1738 $link = "javascript:setCalendarDate(". date('Y',$dayStamp) .", ". date('n',$dayStamp).", ". date('j',$dayStamp) .");";
1740 // isFirst() to find start of week
1741 if ( $day->isFirst() )
1744 if ( $day->isSelected() ) {
1745 $string.= "<td class=\"selected\">".$day->thisDay()."</td>\n";
1746 } else if ( $day->isEmpty() ) {
1747 $string.= "<td> </td>\n";
1749 $string.= "<td><a class=\"calendar\" href=\"".$link."\">".$day->thisDay()."</a></td>\n";
1752 // isLast() to find end of week
1753 if ( $day->isLast() )
1754 $string.= "</tr>\n";
1756 $matrix[$rows][$cols] = $string;
1766 $this->tmpl->assign('matrix', $matrix);
1767 $this->tmpl->assign('rows', $rows);
1768 $this->tmpl->show("calendar.tpl");
1770 } // get_calendar_matrix()
1773 * output export page
1775 public function getExport($mode)
1777 $pictures = $this->getPhotoSelection();
1778 $current_tags = $this->getCurrentTags();
1780 foreach($pictures as $picture) {
1782 $orig_url = $this->get_phpfspot_url() ."index.php?mode=showp&id=". $picture;
1783 if($current_tags != "") {
1784 $orig_url.= "&tags=". $current_tags;
1786 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
1787 $orig_url.= "&from_date=". $_SESSION['from_date'] ."&to_date=". $_SESSION['to_date'];
1790 $thumb_url = $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $picture ."&width=". $this->cfg->thumb_width;
1795 // <a href="%pictureurl%"><img src="%thumbnailurl%" ></a>
1796 print htmlspecialchars("<a href=\"". $orig_url ."\"><img src=\"". $thumb_url ."\" /></a>") ."<br />\n";
1800 // "[%pictureurl% %thumbnailurl%]"
1801 print htmlspecialchars("[".$orig_url." ".$thumb_url."&fake=1.jpg]") ."<br />\n";
1804 case 'MoinMoinList':
1805 // " * [%pictureurl% %thumbnailurl%]"
1806 print " " . htmlspecialchars("* [".$orig_url." ".$thumb_url."&fake=1.jpg]") ."<br />\n";
1817 public function getRSSFeed()
1819 Header("Content-type: text/xml; charset=utf-8");
1820 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
1823 xmlns:media="http://search.yahoo.com/mrss/"
1824 xmlns:dc="http://purl.org/dc/elements/1.1/"
1827 <title>phpfspot</title>
1828 <description>phpfspot RSS feed</description>
1829 <link><?php print htmlspecialchars($this->get_phpfspot_url()); ?></link>
1830 <pubDate><?php print strftime("%a, %d %b %Y %T %z"); ?></pubDate>
1831 <generator>phpfspot</generator>
1834 $pictures = $this->getPhotoSelection();
1835 $current_tags = $this->getCurrentTags();
1837 foreach($pictures as $picture) {
1839 $orig_url = $this->get_phpfspot_url() ."index.php?mode=showp&id=". $picture;
1840 if($current_tags != "") {
1841 $orig_url.= "&tags=". $current_tags;
1843 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
1844 $orig_url.= "&from_date=". $_SESSION['from_date'] ."&to_date=". $_SESSION['to_date'];
1847 $details = $this->get_photo_details($picture);
1849 $thumb_url = $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $picture ."&width=". $this->cfg->thumb_width;
1850 $thumb_html = htmlspecialchars("
1851 <a href=\"". $orig_url ."\"><img src=\"". $thumb_url ."\" /></a>
1853 ". $details['description']);
1855 $orig_path = $this->translate_path($this->parse_uri($details['uri'], 'fullpath'));
1856 $meta = $this->get_meta_informations($orig_path);
1857 $meta_date = isset($meta['FileDateTime']) ? $meta['FileDateTime'] : filemtime($orig_path);
1861 <title><?php print htmlspecialchars($this->parse_uri($details['uri'], 'filename')); ?></title>
1862 <link><?php print htmlspecialchars($orig_url); ?></link>
1863 <guid><?php print htmlspecialchars($orig_url); ?></guid>
1864 <dc:date.Taken><?php print strftime("%Y-%m-%dT%H:%M:%S+00:00", $meta_date); ?></dc:date.Taken>
1866 <?php print $thumb_html; ?>
1868 <pubDate><?php print strftime("%a, %d %b %Y %T %z", $meta_date); ?></pubDate>
1883 * return all selected tags as one string
1885 private function getCurrentTags()
1888 if(isset($_SESSION['selected_tags']) && $_SESSION['selected_tags'] != "") {
1889 foreach($_SESSION['selected_tags'] as $tag)
1890 $current_tags.= $tag .",";
1891 $current_tags = substr($current_tags, 0, strlen($current_tags)-1);
1893 return $current_tags;
1895 } // getCurrentTags()
1898 * return the current photo
1900 public function getCurrentPhoto()
1902 if(isset($_SESSION['current_photo'])) {
1903 print $_SESSION['current_photo'];
1905 } // getCurrentPhoto()
1908 * tells the client browser what to do
1910 * this function is getting called via AJAX by the
1911 * client browsers. it will tell them what they have
1912 * to do next. This is necessary for directly jumping
1913 * into photo index or single photo view when the are
1914 * requested with specific URLs
1916 public function whatToDo()
1918 if(isset($_SESSION['current_photo']) && $_SESSION['start_action'] == 'showp') {
1919 return "show_photo";
1921 elseif(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) {
1922 return "showpi_tags";
1924 elseif(isset($_SESSION['start_action']) && $_SESSION['start_action'] == 'showpi') {
1928 return "nothing special";
1933 * return the current process-user
1935 private function getuid()
1937 if($uid = posix_getuid()) {
1938 if($user = posix_getpwuid($uid)) {
1939 return $user['name'];
1948 * returns a select-dropdown box to select photo index sort parameters
1950 public function smarty_sort_select_list($params, &$smarty)
1954 foreach($this->sort_orders as $key => $value) {
1955 $output.= "<option value=\"". $key ."\"";
1956 if($key == $_SESSION['sort_order']) {
1957 $output.= " selected=\"selected\"";
1959 $output.= ">". $value ."</option>";
1964 } // smarty_sort_select_list()
1967 * returns the currently selected sort order
1969 private function get_sort_order()
1971 switch($_SESSION['sort_order']) {
1973 return " ORDER BY p.time ASC";
1976 return " ORDER BY p.time DESC";
1979 if($this->dbver < 9) {
1980 return " ORDER BY p.name ASC";
1983 return " ORDER BY basename(p.uri) ASC";
1987 if($this->dbver < 9) {
1988 return " ORDER BY p.name DESC";
1991 return " ORDER BY basename(p.uri) DESC";
1996 } // get_sort_order()
1999 * return the next to be shown slide show image
2001 * this function returns the URL of the next image
2002 * in the slideshow sequence.
2004 public function getNextSlideShowImage()
2006 $all_photos = $this->getPhotoSelection();
2008 if(!isset($_SESSION['slideshow_img']) || $_SESSION['slideshow_img'] == count($all_photos)-1)
2009 $_SESSION['slideshow_img'] = 0;
2011 $_SESSION['slideshow_img']++;
2013 return $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $all_photos[$_SESSION['slideshow_img']] ."&width=". $this->cfg->photo_width;
2015 } // getNextSlideShowImage()
2018 * return the previous to be shown slide show image
2020 * this function returns the URL of the previous image
2021 * in the slideshow sequence.
2023 public function getPrevSlideShowImage()
2025 $all_photos = $this->getPhotoSelection();
2027 if(!isset($_SESSION['slideshow_img']) || $_SESSION['slideshow_img'] == 0)
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=". $this->cfg->photo_width;
2034 } // getPrevSlideShowImage()
2036 public function resetSlideShow()
2038 if(isset($_SESSION['slideshow_img']))
2039 unset($_SESSION['slideshow_img']);
2040 } // resetSlideShow()
2045 * this function will get all photos from the fspot
2046 * database and randomly return ONE entry
2048 * saddly there is yet no sqlite3 function which returns
2049 * the bulk result in array, so we have to fill up our
2052 public function get_random_photo()
2056 $result = $this->db->db_query("
2061 while($row = $this->db->db_fetch_object($result)) {
2062 array_push($all, $row['id']);
2065 return $all[array_rand($all)];
2067 } // get_random_photo()
2070 * validates provided date
2072 * this function validates if the provided date
2073 * contains a valid date and will return true
2076 public function isValidDate($date_str)
2078 $timestamp = strtotime($date_str);
2080 if(is_numeric($timestamp))
2088 * timestamp to string conversion
2090 private function ts2str($timestamp)
2092 return strftime("%Y-%m-%d", $timestamp);
2095 private function extractTags($tags_str)
2097 $not_validated = split(',', $_GET['tags']);
2098 $validated = array();
2100 foreach($not_validated as $tag) {
2101 if(is_numeric($tag))
2102 array_push($validated, $tag);
2110 * returns the full path to a thumbnail
2112 public function get_thumb_path($width, $photo)
2114 $md5 = $this->getMD5($photo);
2115 $sub_path = substr($md5, 0, 2);
2116 return $this->cfg->thumb_path
2124 } // get_thumb_path()
2127 * returns server's virtual host name
2129 private function get_server_name()
2131 return $_SERVER['SERVER_NAME'];
2132 } // get_server_name()
2135 * returns type of webprotocol which is
2138 private function get_web_protocol()
2140 if(!isset($_SERVER['HTTPS']))
2144 } // get_web_protocol()
2147 * return url to this phpfspot installation
2149 private function get_phpfspot_url()
2151 return $this->get_web_protocol() ."://". $this->get_server_name() . $this->cfg->web_path;
2152 } // get_phpfspot_url()
2155 * check file exists and is readable
2157 * returns true, if everything is ok, otherwise false
2158 * if $silent is not set, this function will output and
2161 private function check_readable($file, $silent = null)
2163 if(!file_exists($file)) {
2165 print "File \"". $file ."\" does not exist.\n";
2169 if(!is_readable($file)) {
2171 print "File \"". $file ."\" is not reachable for user ". $this->getuid() ."\n";
2177 } // check_readable()
2180 * check if all needed indices are present
2182 * this function checks, if some needed indices are already
2183 * present, or if not, create them on the fly. they are
2184 * necessary to speed up some queries like that one look for
2185 * all tags, when show_tags is specified in the configuration.
2187 private function checkDbIndices()
2189 $result = $this->db->db_exec("
2190 CREATE INDEX IF NOT EXISTS
2197 } // checkDbIndices()
2200 * retrive F-Spot database version
2202 * this function will return the F-Spot database version number
2203 * It is stored within the sqlite3 database in the table meta
2205 public function getFspotDBVersion()
2207 if($result = $this->db->db_fetchSingleRow("
2208 SELECT data as version
2211 name LIKE 'F-Spot Database Version'
2213 return $result['version'];
2217 } // getFspotDBVersion()
2220 * parse the provided URI and will returned the
2223 public function parse_uri($uri, $mode)
2225 if(($components = parse_url($uri)) !== false) {
2229 return basename($components['path']);
2232 return dirname($components['path']);
2235 return $components['path'];