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'] ." 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 $query_str.= "AND t.name IN ('".implode("','",$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['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('thumb_container_width', $this->cfg->thumb_width+20);
1098 $this->tmpl->assign('thumb_container_height', $this->cfg->thumb_height);
1099 $this->tmpl->assign('images', $images);
1100 $this->tmpl->assign('img_width', $img_width);
1101 $this->tmpl->assign('img_height', $img_height);
1102 $this->tmpl->assign('img_id', $img_id);
1103 $this->tmpl->assign('img_name', $img_name);
1104 $this->tmpl->assign('img_title', $img_title);
1105 $this->tmpl->assign('rows', $rows);
1106 $this->tmpl->assign('columns', $this->cfg->thumbs_per_row);
1108 $this->tmpl->show("photo_index.tpl");
1111 print "<script language=\"JavaScript\">self.location.hash = '#image". $anchor ."';</script>\n";
1113 } // showPhotoIndex()
1116 * show credit template
1118 public function showCredits()
1120 $this->tmpl->assign('version', $this->cfg->version);
1121 $this->tmpl->assign('product', $this->cfg->product);
1122 $this->tmpl->assign('db_version', $this->dbver);
1123 $this->tmpl->show("credits.tpl");
1128 * create_thumbnails for the requested width
1130 * this function creates image thumbnails of $orig_image
1131 * stored as $thumb_image. It will check if the image is
1132 * in a supported format, if necessary rotate the image
1133 * (based on EXIF orientation meta headers) and re-sizing.
1135 public function create_thumbnail($orig_image, $thumb_image, $width)
1137 if(!file_exists($orig_image)) {
1141 $details = getimagesize($orig_image);
1143 /* check if original photo is a support image type */
1144 if(!$this->checkifImageSupported($details['mime']))
1147 $meta = $this->get_meta_informations($orig_image);
1152 switch($meta['Orientation']) {
1154 case 1: /* top, left */
1155 $rotate = 0; $flip = false; break;
1156 case 2: /* top, right */
1157 $rotate = 0; $flip = true; break;
1158 case 3: /* bottom, left */
1159 $rotate = 180; $flip = false; break;
1160 case 4: /* bottom, right */
1161 $rotate = 180; $flip = true; break;
1162 case 5: /* left side, top */
1163 $rotate = 90; $flip = true; break;
1164 case 6: /* right side, top */
1165 $rotate = 90; $flip = false; break;
1166 case 7: /* left side, bottom */
1167 $rotate = 270; $flip = true; break;
1168 case 8: /* right side, bottom */
1169 $rotate = 270; $flip = false; break;
1172 $src_img = @imagecreatefromjpeg($orig_image);
1175 print "Can't load image from ". $orig_image ."\n";
1179 /* grabs the height and width */
1180 $cur_width = imagesx($src_img);
1181 $cur_height = imagesy($src_img);
1183 // If requested width is more then the actual image width,
1184 // do not generate a thumbnail, instead safe the original
1185 // as thumbnail but with lower quality. But if the image
1186 // is to heigh too, then we still have to resize it.
1187 if($width >= $cur_width && $cur_height < $this->cfg->thumb_height) {
1188 $result = imagejpeg($src_img, $thumb_image, 75);
1189 imagedestroy($src_img);
1193 // If the image will be rotate because EXIF orientation said so
1194 // 'virtually rotate' the image for further calculations
1195 if($rotate == 90 || $rotate == 270) {
1197 $cur_width = $cur_height;
1201 /* calculates aspect ratio */
1202 $aspect_ratio = $cur_height / $cur_width;
1205 if($aspect_ratio < 1) {
1207 $new_h = abs($new_w * $aspect_ratio);
1209 /* 'virtually' rotate the image and calculate it's ratio */
1210 $tmp_w = $cur_height;
1211 $tmp_h = $cur_width;
1212 /* now get the ratio from the 'rotated' image */
1213 $tmp_ratio = $tmp_h/$tmp_w;
1214 /* now calculate the new dimensions */
1216 $tmp_h = abs($tmp_w * $tmp_ratio);
1218 // now that we know, how high they photo should be, if it
1219 // gets rotated, use this high to scale the image
1221 $new_w = abs($new_h / $aspect_ratio);
1223 // If the image will be rotate because EXIF orientation said so
1224 // now 'virtually rotate' back the image for the image manipulation
1225 if($rotate == 90 || $rotate == 270) {
1232 /* creates new image of that size */
1233 $dst_img = imagecreatetruecolor($new_w, $new_h);
1235 imagefill($dst_img, 0, 0, ImageColorAllocate($dst_img, 255, 255, 255));
1237 /* copies resized portion of original image into new image */
1238 imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, $new_w, $new_h, imagesx($src_img), imagesy($src_img));
1240 /* needs the image to be flipped horizontal? */
1244 for($x = 0; $x < $new_w; $x++) {
1245 imagecopy($dst_img, $image, $x, 0, $w - $x - 1, 0, 1, $h);
1250 $this->_debug("(ROTATE)");
1251 $dst_img = $this->rotateImage($dst_img, $rotate);
1254 /* write down new generated file */
1255 $result = imagejpeg($dst_img, $thumb_image, 75);
1257 /* free your mind */
1258 imagedestroy($dst_img);
1259 imagedestroy($src_img);
1261 if($result === false) {
1262 print "Can't write thumbnail ". $thumb_image ."\n";
1268 } // create_thumbnail()
1271 * return all exif meta data from the file
1273 public function get_meta_informations($file)
1275 return exif_read_data($file);
1277 } // get_meta_informations()
1280 * create phpfspot own sqlite database
1282 * this function creates phpfspots own sqlite database
1283 * if it does not exist yet. this own is used to store
1284 * some necessary informations (md5 sum's, ...).
1286 public function check_config_table()
1288 // if the config table doesn't exist yet, create it
1289 if(!$this->cfg_db->db_check_table_exists("images")) {
1290 $this->cfg_db->db_exec("
1291 CREATE TABLE images (
1292 img_idx int primary key,
1298 } // check_config_table
1301 * Generates a thumbnail from photo idx
1303 * This function will generate JPEG thumbnails from provided F-Spot photo
1306 * 1. Check if all thumbnail generations (width) are already in place and
1308 * 2. Check if the md5sum of the original file has changed
1309 * 3. Generate the thumbnails if needed
1311 public function gen_thumb($idx = 0, $force = 0, $overwrite = false)
1315 $resolutions = Array(
1316 $this->cfg->thumb_width,
1317 $this->cfg->photo_width,
1318 $this->cfg->mini_width,
1321 /* get details from F-Spot's database */
1322 $details = $this->get_photo_details($idx);
1324 /* calculate file MD5 sum */
1325 $full_path = $this->translate_path($this->parse_uri($details['uri'], 'fullpath'));
1327 if(!file_exists($full_path)) {
1328 $this->_error("File ". $full_path ." does not exist\n");
1332 if(!is_readable($full_path)) {
1333 $this->_error("File ". $full_path ." is not readable for ". $this->getuid() ."\n");
1337 $file_md5 = md5_file($full_path);
1339 $this->_debug("Image [". $idx ."] ". $this->shrink_text($this->parse_uri($details['uri'], 'filename'), 20) ." Thumbnails:");
1343 foreach($resolutions as $resolution) {
1345 $generate_it = false;
1347 $thumb_sub_path = substr($file_md5, 0, 2);
1348 $thumb_path = $this->cfg->thumb_path ."/". $thumb_sub_path ."/". $resolution ."_". $file_md5;
1350 if(!file_exists(dirname($thumb_path))) {
1351 mkdir(dirname($thumb_path), 0755);
1354 /* if the thumbnail file doesn't exist, create it */
1355 if(!file_exists($thumb_path)) {
1356 $generate_it = true;
1358 /* if the file hasn't changed there is no need to regen the thumb */
1359 elseif($file_md5 != $this->getMD5($idx) || $force) {
1360 $generate_it = true;
1363 if($generate_it || $overwrite) {
1365 $this->_debug(" ". $resolution ."px");
1366 if(!$this->create_thumbnail($full_path, $thumb_path, $resolution))
1374 $this->_debug(" already exist");
1377 /* set the new/changed MD5 sum for the current photo */
1379 $this->setMD5($idx, $file_md5);
1382 $this->_debug("\n");
1387 * returns stored md5 sum for a specific photo
1389 * this function queries the phpfspot database for a
1390 * stored MD5 checksum of the specified photo
1392 public function getMD5($idx)
1394 $result = $this->cfg_db->db_query("
1397 WHERE img_idx='". $idx ."'
1403 $img = $this->cfg_db->db_fetch_object($result);
1404 return $img['img_md5'];
1409 * set MD5 sum for the specific photo
1411 private function setMD5($idx, $md5)
1413 $result = $this->cfg_db->db_exec("
1414 REPLACE INTO images (img_idx, img_md5)
1415 VALUES ('". $idx ."', '". $md5 ."')
1421 * store current tag condition
1423 * this function stores the current tag condition
1424 * (AND or OR) in the users session variables
1426 public function setTagCondition($mode)
1428 $_SESSION['tag_condition'] = $mode;
1430 } // setTagCondition()
1433 * invoke tag & date search
1435 * this function will return all matching tags and store
1436 * them in the session variable selected_tags. furthermore
1437 * it also handles the date search.
1438 * getPhotoSelection() will then only return the matching
1441 public function startSearch($searchfor, $from = 0, $to = 0)
1445 $_SESSION['searchfor'] = $searchfor;
1448 $_SESSION['from_date'] = strtotime($from ." 00:00:00");
1450 unset($_SESSION['from_date']);
1453 $_SESSION['to_date'] = strtotime($to ." 23:59:59");
1455 unset($_SESSION['to_date']);
1457 if($searchfor != "") {
1458 /* new search, reset the current selected tags */
1459 $_SESSION['selected_tags'] = Array();
1460 foreach($this->avail_tags as $tag) {
1461 if(preg_match('/'. $searchfor .'/i', $this->tags[$tag]))
1462 array_push($_SESSION['selected_tags'], $tag);
1469 * updates sort order in session variable
1471 * this function is invoked by RPC and will sort the requested
1472 * sort order in the session variable.
1474 public function updateSortOrder($order)
1476 if(isset($this->sort_orders[$order])) {
1477 $_SESSION['sort_order'] = $order;
1481 return "unkown error";
1483 } // updateSortOrder()
1488 * this function rotates the image according the
1491 private function rotateImage($img, $degrees)
1493 if(function_exists("imagerotate")) {
1494 $img = imagerotate($img, $degrees, 0);
1496 function imagerotate($src_img, $angle)
1498 $src_x = imagesx($src_img);
1499 $src_y = imagesy($src_img);
1500 if ($angle == 180) {
1504 elseif ($src_x <= $src_y) {
1508 elseif ($src_x >= $src_y) {
1513 $rotate=imagecreatetruecolor($dest_x,$dest_y);
1514 imagealphablending($rotate, false);
1519 for ($y = 0; $y < ($src_y); $y++) {
1520 for ($x = 0; $x < ($src_x); $x++) {
1521 $color = imagecolorat($src_img, $x, $y);
1522 imagesetpixel($rotate, $dest_x - $y - 1, $x, $color);
1528 for ($y = 0; $y < ($src_y); $y++) {
1529 for ($x = 0; $x < ($src_x); $x++) {
1530 $color = imagecolorat($src_img, $x, $y);
1531 imagesetpixel($rotate, $y, $dest_y - $x - 1, $color);
1537 for ($y = 0; $y < ($src_y); $y++) {
1538 for ($x = 0; $x < ($src_x); $x++) {
1539 $color = imagecolorat($src_img, $x, $y);
1540 imagesetpixel($rotate, $dest_x - $x - 1, $dest_y - $y - 1, $color);
1554 $img = imagerotate($img, $degrees);
1563 * return all assigned tags for the specified photo
1565 private function get_photo_tags($idx)
1567 $result = $this->db->db_query("
1570 INNER JOIN photo_tags pt
1572 WHERE pt.photo_id='". $idx ."'
1577 while($row = $this->db->db_fetch_object($result))
1578 $tags[$row['id']] = $row['name'];
1582 } // get_photo_tags()
1585 * create on-the-fly images with text within
1587 public function showTextImage($txt, $color=000000, $space=4, $font=4, $w=300)
1589 if (strlen($color) != 6)
1592 $int = hexdec($color);
1593 $h = imagefontheight($font);
1594 $fw = imagefontwidth($font);
1595 $txt = explode("\n", wordwrap($txt, ($w / $fw), "\n"));
1596 $lines = count($txt);
1597 $im = imagecreate($w, (($h * $lines) + ($lines * $space)));
1598 $bg = imagecolorallocate($im, 255, 255, 255);
1599 $color = imagecolorallocate($im, 0xFF & ($int >> 0x10), 0xFF & ($int >> 0x8), 0xFF & $int);
1602 foreach ($txt as $text) {
1603 $x = (($w - ($fw * strlen($text))) / 2);
1604 imagestring($im, $font, $x, $y, $text, $color);
1605 $y += ($h + $space);
1608 Header("Content-type: image/png");
1611 } // showTextImage()
1614 * check if all requirements are met
1616 private function checkRequirements()
1618 if(!function_exists("imagecreatefromjpeg")) {
1619 print "PHP GD library extension is missing<br />\n";
1623 if($this->cfg->db_access == "native" && !function_exists("sqlite3_open")) {
1624 print "PHP SQLite3 library extension is missing<br />\n";
1628 /* Check for HTML_AJAX PEAR package, lent from Horde project */
1629 ini_set('track_errors', 1);
1630 @include_once 'HTML/AJAX/Server.php';
1631 if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) {
1632 print "PEAR HTML_AJAX package is missing<br />\n";
1635 @include_once 'Calendar/Calendar.php';
1636 if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) {
1637 print "PEAR Calendar package is missing<br />\n";
1640 @include_once 'Console/Getopt.php';
1641 if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) {
1642 print "PEAR Console_Getopt package is missing<br />\n";
1645 ini_restore('track_errors');
1652 } // checkRequirements()
1654 private function _debug($text)
1656 if($this->fromcmd) {
1663 * check if specified MIME type is supported
1665 public function checkifImageSupported($mime)
1667 if(in_array($mime, Array("image/jpeg")))
1672 } // checkifImageSupported()
1674 public function _error($text)
1676 switch($this->cfg->logging) {
1678 print "<img src=\"resources/green_info.png\" alt=\"warning\" />\n";
1685 error_log($text, 3, $his->cfg->log_file);
1692 * output calendard input fields
1694 private function get_calendar($mode)
1696 $year = isset($_SESSION[$mode .'_date']) ? date("Y", $_SESSION[$mode .'_date']) : date("Y");
1697 $month = isset($_SESSION[$mode .'_date']) ? date("m", $_SESSION[$mode .'_date']) : date("m");
1698 $day = isset($_SESSION[$mode .'_date']) ? date("d", $_SESSION[$mode .'_date']) : date("d");
1700 $output = "<input type=\"text\" size=\"3\" id=\"". $mode ."year\" value=\"". $year ."\"";
1701 if(!isset($_SESSION[$mode .'_date']))
1702 $output.= " disabled=\"disabled\"";
1704 $output.= "<input type=\"text\" size=\"1\" id=\"". $mode ."month\" value=\"". $month ."\"";
1705 if(!isset($_SESSION[$mode .'_date']))
1706 $output.= " disabled=\"disabled\"";
1708 $output.= "<input type=\"text\" size=\"1\" id=\"". $mode ."day\" value=\"". $day ."\"";
1709 if(!isset($_SESSION[$mode .'_date']))
1710 $output.= " disabled=\"disabled\"";
1718 * output calendar matrix
1720 public function get_calendar_matrix($year = 0, $month = 0, $day = 0)
1722 if (!isset($year)) $year = date('Y');
1723 if (!isset($month)) $month = date('m');
1724 if (!isset($day)) $day = date('d');
1729 require_once CALENDAR_ROOT.'Month/Weekdays.php';
1730 require_once CALENDAR_ROOT.'Day.php';
1733 $month = new Calendar_Month_Weekdays($year,$month);
1736 $prevStamp = $month->prevMonth(true);
1737 $prev = "javascript:setMonth(". date('Y',$prevStamp) .", ". date('n',$prevStamp) .", ". date('j',$prevStamp) .");";
1738 $nextStamp = $month->nextMonth(true);
1739 $next = "javascript:setMonth(". date('Y',$nextStamp) .", ". date('n',$nextStamp) .", ". date('j',$nextStamp) .");";
1741 $selectedDays = array (
1742 new Calendar_Day($year,$month,$day),
1743 new Calendar_Day($year,12,25),
1746 // Build the days in the month
1747 $month->build($selectedDays);
1749 $this->tmpl->assign('current_month', date('F Y',$month->getTimeStamp()));
1750 $this->tmpl->assign('prev_month', $prev);
1751 $this->tmpl->assign('next_month', $next);
1753 while ( $day = $month->fetch() ) {
1755 if(!isset($matrix[$rows]))
1756 $matrix[$rows] = Array();
1760 $dayStamp = $day->thisDay(true);
1761 $link = "javascript:setCalendarDate(". date('Y',$dayStamp) .", ". date('n',$dayStamp).", ". date('j',$dayStamp) .");";
1763 // isFirst() to find start of week
1764 if ( $day->isFirst() )
1767 if ( $day->isSelected() ) {
1768 $string.= "<td class=\"selected\">".$day->thisDay()."</td>\n";
1769 } else if ( $day->isEmpty() ) {
1770 $string.= "<td> </td>\n";
1772 $string.= "<td><a class=\"calendar\" href=\"".$link."\">".$day->thisDay()."</a></td>\n";
1775 // isLast() to find end of week
1776 if ( $day->isLast() )
1777 $string.= "</tr>\n";
1779 $matrix[$rows][$cols] = $string;
1789 $this->tmpl->assign('matrix', $matrix);
1790 $this->tmpl->assign('rows', $rows);
1791 $this->tmpl->show("calendar.tpl");
1793 } // get_calendar_matrix()
1796 * output export page
1798 public function getExport($mode)
1800 $pictures = $this->getPhotoSelection();
1801 $current_tags = $this->getCurrentTags();
1803 foreach($pictures as $picture) {
1805 $orig_url = $this->get_phpfspot_url() ."index.php?mode=showp&id=". $picture;
1806 if($current_tags != "") {
1807 $orig_url.= "&tags=". $current_tags;
1809 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
1810 $orig_url.= "&from_date=". $_SESSION['from_date'] ."&to_date=". $_SESSION['to_date'];
1813 $thumb_url = $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $picture ."&width=". $this->cfg->thumb_width;
1818 // <a href="%pictureurl%"><img src="%thumbnailurl%" ></a>
1819 print htmlspecialchars("<a href=\"". $orig_url ."\"><img src=\"". $thumb_url ."\" /></a>") ."<br />\n";
1823 // "[%pictureurl% %thumbnailurl%]"
1824 print htmlspecialchars("[".$orig_url." ".$thumb_url."&fake=1.jpg]") ."<br />\n";
1827 case 'MoinMoinList':
1828 // " * [%pictureurl% %thumbnailurl%]"
1829 print " " . htmlspecialchars("* [".$orig_url." ".$thumb_url."&fake=1.jpg]") ."<br />\n";
1840 public function getRSSFeed()
1842 Header("Content-type: text/xml; charset=utf-8");
1843 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
1846 xmlns:media="http://search.yahoo.com/mrss/"
1847 xmlns:dc="http://purl.org/dc/elements/1.1/"
1850 <title>phpfspot</title>
1851 <description>phpfspot RSS feed</description>
1852 <link><?php print htmlspecialchars($this->get_phpfspot_url()); ?></link>
1853 <pubDate><?php print strftime("%a, %d %b %Y %T %z"); ?></pubDate>
1854 <generator>phpfspot</generator>
1857 $pictures = $this->getPhotoSelection();
1858 $current_tags = $this->getCurrentTags();
1860 foreach($pictures as $picture) {
1862 $orig_url = $this->get_phpfspot_url() ."index.php?mode=showp&id=". $picture;
1863 if($current_tags != "") {
1864 $orig_url.= "&tags=". $current_tags;
1866 if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
1867 $orig_url.= "&from_date=". $_SESSION['from_date'] ."&to_date=". $_SESSION['to_date'];
1870 $details = $this->get_photo_details($picture);
1872 $thumb_url = $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $picture ."&width=". $this->cfg->thumb_width;
1873 $thumb_html = htmlspecialchars("
1874 <a href=\"". $orig_url ."\"><img src=\"". $thumb_url ."\" /></a>
1876 ". $details['description']);
1878 $orig_path = $this->translate_path($this->parse_uri($details['uri'], 'fullpath'));
1879 $meta = $this->get_meta_informations($orig_path);
1880 $meta_date = isset($meta['FileDateTime']) ? $meta['FileDateTime'] : filemtime($orig_path);
1884 <title><?php print htmlspecialchars($this->parse_uri($details['uri'], 'filename')); ?></title>
1885 <link><?php print htmlspecialchars($orig_url); ?></link>
1886 <guid><?php print htmlspecialchars($orig_url); ?></guid>
1887 <dc:date.Taken><?php print strftime("%Y-%m-%dT%H:%M:%S+00:00", $meta_date); ?></dc:date.Taken>
1889 <?php print $thumb_html; ?>
1891 <pubDate><?php print strftime("%a, %d %b %Y %T %z", $meta_date); ?></pubDate>
1906 * return all selected tags as one string
1908 private function getCurrentTags()
1911 if(isset($_SESSION['selected_tags']) && $_SESSION['selected_tags'] != "") {
1912 foreach($_SESSION['selected_tags'] as $tag)
1913 $current_tags.= $tag .",";
1914 $current_tags = substr($current_tags, 0, strlen($current_tags)-1);
1916 return $current_tags;
1918 } // getCurrentTags()
1921 * return the current photo
1923 public function getCurrentPhoto()
1925 if(isset($_SESSION['current_photo'])) {
1926 print $_SESSION['current_photo'];
1928 } // getCurrentPhoto()
1931 * tells the client browser what to do
1933 * this function is getting called via AJAX by the
1934 * client browsers. it will tell them what they have
1935 * to do next. This is necessary for directly jumping
1936 * into photo index or single photo view when the are
1937 * requested with specific URLs
1939 public function whatToDo()
1941 if(isset($_SESSION['current_photo']) && $_SESSION['start_action'] == 'showp') {
1942 return "show_photo";
1944 elseif(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) {
1945 return "showpi_tags";
1947 elseif(isset($_SESSION['start_action']) && $_SESSION['start_action'] == 'showpi') {
1951 return "nothing special";
1956 * return the current process-user
1958 private function getuid()
1960 if($uid = posix_getuid()) {
1961 if($user = posix_getpwuid($uid)) {
1962 return $user['name'];
1971 * returns a select-dropdown box to select photo index sort parameters
1973 public function smarty_sort_select_list($params, &$smarty)
1977 foreach($this->sort_orders as $key => $value) {
1978 $output.= "<option value=\"". $key ."\"";
1979 if($key == $_SESSION['sort_order']) {
1980 $output.= " selected=\"selected\"";
1982 $output.= ">". $value ."</option>";
1987 } // smarty_sort_select_list()
1990 * returns the currently selected sort order
1992 private function get_sort_order()
1994 switch($_SESSION['sort_order']) {
1996 return " ORDER BY p.time ASC";
1999 return " ORDER BY p.time DESC";
2002 if($this->dbver < 9) {
2003 return " ORDER BY p.name ASC";
2006 return " ORDER BY basename(p.uri) ASC";
2010 if($this->dbver < 9) {
2011 return " ORDER BY p.name DESC";
2014 return " ORDER BY basename(p.uri) DESC";
2019 } // get_sort_order()
2022 * return the next to be shown slide show image
2024 * this function returns the URL of the next image
2025 * in the slideshow sequence.
2027 public function getNextSlideShowImage()
2029 $all_photos = $this->getPhotoSelection();
2031 if(!isset($_SESSION['slideshow_img']) || $_SESSION['slideshow_img'] == count($all_photos)-1)
2032 $_SESSION['slideshow_img'] = 0;
2034 $_SESSION['slideshow_img']++;
2036 return $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $all_photos[$_SESSION['slideshow_img']] ."&width=". $this->cfg->photo_width;
2038 } // getNextSlideShowImage()
2041 * return the previous to be shown slide show image
2043 * this function returns the URL of the previous image
2044 * in the slideshow sequence.
2046 public function getPrevSlideShowImage()
2048 $all_photos = $this->getPhotoSelection();
2050 if(!isset($_SESSION['slideshow_img']) || $_SESSION['slideshow_img'] == 0)
2051 $_SESSION['slideshow_img'] = 0;
2053 $_SESSION['slideshow_img']--;
2055 return $this->get_phpfspot_url() ."phpfspot_img.php?idx=". $all_photos[$_SESSION['slideshow_img']] ."&width=". $this->cfg->photo_width;
2057 } // getPrevSlideShowImage()
2059 public function resetSlideShow()
2061 if(isset($_SESSION['slideshow_img']))
2062 unset($_SESSION['slideshow_img']);
2063 } // resetSlideShow()
2068 * this function will get all photos from the fspot
2069 * database and randomly return ONE entry
2071 * saddly there is yet no sqlite3 function which returns
2072 * the bulk result in array, so we have to fill up our
2075 public function get_random_photo()
2079 $result = $this->db->db_query("
2084 while($row = $this->db->db_fetch_object($result)) {
2085 array_push($all, $row['id']);
2088 return $all[array_rand($all)];
2090 } // get_random_photo()
2093 * validates provided date
2095 * this function validates if the provided date
2096 * contains a valid date and will return true
2099 public function isValidDate($date_str)
2101 $timestamp = strtotime($date_str);
2103 if(is_numeric($timestamp))
2111 * timestamp to string conversion
2113 private function ts2str($timestamp)
2115 return strftime("%Y-%m-%d", $timestamp);
2118 private function extractTags($tags_str)
2120 $not_validated = split(',', $_GET['tags']);
2121 $validated = array();
2123 foreach($not_validated as $tag) {
2124 if(is_numeric($tag))
2125 array_push($validated, $tag);
2133 * returns the full path to a thumbnail
2135 public function get_thumb_path($width, $photo)
2137 $md5 = $this->getMD5($photo);
2138 $sub_path = substr($md5, 0, 2);
2139 return $this->cfg->thumb_path
2147 } // get_thumb_path()
2150 * returns server's virtual host name
2152 private function get_server_name()
2154 return $_SERVER['SERVER_NAME'];
2155 } // get_server_name()
2158 * returns type of webprotocol which is
2161 private function get_web_protocol()
2163 if(!isset($_SERVER['HTTPS']))
2167 } // get_web_protocol()
2170 * return url to this phpfspot installation
2172 private function get_phpfspot_url()
2174 return $this->get_web_protocol() ."://". $this->get_server_name() . $this->cfg->web_path;
2175 } // get_phpfspot_url()
2178 * check file exists and is readable
2180 * returns true, if everything is ok, otherwise false
2181 * if $silent is not set, this function will output and
2184 private function check_readable($file, $silent = null)
2186 if(!file_exists($file)) {
2188 print "File \"". $file ."\" does not exist.\n";
2192 if(!is_readable($file)) {
2194 print "File \"". $file ."\" is not reachable for user ". $this->getuid() ."\n";
2200 } // check_readable()
2203 * check if all needed indices are present
2205 * this function checks, if some needed indices are already
2206 * present, or if not, create them on the fly. they are
2207 * necessary to speed up some queries like that one look for
2208 * all tags, when show_tags is specified in the configuration.
2210 private function checkDbIndices()
2212 $result = $this->db->db_exec("
2213 CREATE INDEX IF NOT EXISTS
2220 } // checkDbIndices()
2223 * retrive F-Spot database version
2225 * this function will return the F-Spot database version number
2226 * It is stored within the sqlite3 database in the table meta
2228 public function getFspotDBVersion()
2230 if($result = $this->db->db_fetchSingleRow("
2231 SELECT data as version
2234 name LIKE 'F-Spot Database Version'
2236 return $result['version'];
2240 } // getFspotDBVersion()
2243 * parse the provided URI and will returned the
2246 public function parse_uri($uri, $mode)
2248 if(($components = parse_url($uri)) !== false) {
2252 return basename($components['path']);
2255 return dirname($components['path']);
2258 return $components['path'];