X-Git-Url: https://git.nubati.net/cgi-bin/gitweb.cgi?p=phpfspot.git;a=blobdiff_plain;f=phpfspot.class.php;h=31a39529776df42465141c2e718b2f8fa3a13fae;hp=c4dddb4efb3e85eed087f0348eb08441aa5bbdb4;hb=e0bc5fe26524fb7cfe00baf586549e0bf0cf4bf5;hpb=09ab990f8da2f25cb3540fd7fc853b73464b0ef0 diff --git a/phpfspot.class.php b/phpfspot.class.php index c4dddb4..31a3952 100644 --- a/phpfspot.class.php +++ b/phpfspot.class.php @@ -12,14 +12,17 @@ class PHPFSPOT { var $tmpl; var $tags; var $avail_tags; - var $current_tags; public function __construct() { - $this->cfg = new PHPFSPOT_CFG; + /* Check necessary requirements */ + if(!$this->checkRequirements()) { + exit(1); + } - $this->db = new PHPFSPOT_DB(&$this, $this->cfg->fspot_db); + $this->cfg = new PHPFSPOT_CFG; + $this->db = new PHPFSPOT_DB(&$this, $this->cfg->fspot_db); $this->cfg_db = new PHPFSPOT_DB(&$this, $this->cfg->phpfspot_db); $this->check_config_table(); @@ -35,6 +38,10 @@ class PHPFSPOT { if(!isset($_SESSION['searchfor'])) $_SESSION['searchfor'] = ''; + // if begin_with is still set but rows_per_page is now 0, unset it + if(isset($_SESSION['begin_with']) && $this->cfg->rows_per_page == 0) + unset($_SESSION['begin_with']); + } // __construct() public function __destruct() @@ -47,12 +54,39 @@ class PHPFSPOT { $this->tmpl->assign('searchfor', $_SESSION['searchfor']); $this->tmpl->assign('page_title', $this->cfg->page_title); $this->tmpl->assign('current_condition', $_SESSION['tag_condition']); + $this->tmpl->assign('from_date', $this->get_calendar('from')); + $this->tmpl->assign('to_date', $this->get_calendar('to')); + + switch($_GET['mode']) { + case 'showpi': + if(isset($_GET['tags'])) { + $_SESSION['selected_tags'] = split(',', $_GET['tags']); + } + break; + case 'showp': + if(isset($_GET['tags'])) { + $_SESSION['selected_tags'] = split(',', $_GET['tags']); + } + if(isset($_GET['id'])) { + $_SESSION['current_photo'] = $_GET['id']; + } + break; + case 'export': + $this->tmpl->show("export.tpl"); + return; + break; + + } + + $this->tmpl->assign('content_page', 'welcome.tpl'); $this->tmpl->show("index.tpl"); + } // show() private function get_tags() { + $this->avail_tags = Array(); $count = 0; @@ -92,6 +126,18 @@ class PHPFSPOT { } // get_photo_details + public function getPhotoName($idx, $limit = 0) + { + if($details = $this->get_photo_details($idx)) { + $name = $details['name']; + if($limit != 0 && strlen($name) > $limit) { + $name = substr($name, 0, $limit-5) ."...". substr($name, -($limit-5)); + } + return $name; + } + + } // getPhotoName() + public function translate_path($path, $width = 0) { return str_replace($this->cfg->path_replace_from, $this->cfg->path_replace_to, $path); @@ -101,42 +147,100 @@ class PHPFSPOT { public function showPhoto($photo) { $all_photos = $this->getPhotoSelection(); + $count = count($all_photos); - foreach($all_photos as $all_photo) { + for($i = 0; $i < $count; $i++) { if($get_next) { - $next_img = $all_photo; + $next_img = $all_photos[$i]; break; } - if($all_photo == $photo) { + if($all_photos[$i] == $photo) { $get_next = 1; } else { - $previous_img = $all_photo; + $previous_img = $all_photos[$i]; } - } + if($photo == $all_photos[$i]) { + $current = $i; + } + } $details = $this->get_photo_details($photo); - $meta = $this->get_meta_informations($this->translate_path($details['directory_path']) ."/". $details['name']); - $info = getimagesize($this->translate_path($details['directory_path']) ."/thumbs/". $this->cfg->photo_width ."_". $details['name']); + $orig_path = $this->translate_path($details['directory_path']) ."/". $details['name']; + $thumb_path = $this->cfg->base_path ."/thumbs/". $this->cfg->photo_width ."_". $this->getMD5($photo); + + if(!file_exists($orig_path)) { + $this->_warning("Photo ". $orig_path ." does not exist!
\n"); + } + + if(!is_readable($orig_path)) { + $this->_warning("Photo ". $orig_path ." is not readable for user ". get_current_user() ."
\n"); + } + + /* If the thumbnail doesn't exist yet, try to create it */ + if(!file_exists($thumb_path)) { + $this->gen_thumb($photo, true); + } + + $meta = $this->get_meta_informations($orig_path); + + /* If EXIF data are available, use them */ + if(isset($meta['ExifImageWidth'])) { + $meta_res = $meta['ExifImageWidth'] ."x". $meta['ExifImageLength']; + } else { + $info = getimagesize($orig_path); + $meta_res = $info[0] ."x". $info[1]; + } + + $meta_date = isset($meta['FileDateTime']) ? strftime("%a %x %X", $meta['FileDateTime']) : "n/a"; + $meta_make = isset($meta['Make']) ? $meta['Make'] ." ". $meta['Model'] : "n/a"; + $meta_size = isset($meta['FileSize']) ? round($meta['FileSize']/1024, 1) ."kbyte" : "n/a"; - $this->tmpl->assign('width', $info[0]); - $this->tmpl->assign('height', $info[1]); - $this->tmpl->assign('c_date', $meta['DateTime']); - $this->tmpl->assign('madewith', $meta['Make'] ." ". $meta['Model']); - $this->tmpl->assign('image_name', $details['name']); - $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $photo ."&width=". $this->cfg->photo_width); - $this->tmpl->assign('image_url_full', 'phpfspot_img.php?idx='. $photo); + $current_tags = $this->getCurrentTags(); + $extern_link = "index.php?mode=showp&id=". $photo; + if($current_tags != "") { + $extern_link.= "&tags=". $current_tags; + } + + $this->tmpl->assign('extern_link', $extern_link); + + if(file_exists($thumb_path)) { + + $info = getimagesize($thumb_path); + + $this->tmpl->assign('description', $details['description']); + $this->tmpl->assign('image_name', $details['name']); + + $this->tmpl->assign('width', $info[0]); + $this->tmpl->assign('height', $info[1]); + $this->tmpl->assign('ExifMadeOn', $meta_date); + $this->tmpl->assign('ExifMadeWith', $meta_make); + $this->tmpl->assign('ExifOrigResolution', $meta_res); + $this->tmpl->assign('ExifFileSize', $meta_size); + + $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $photo ."&width=". $this->cfg->photo_width); + $this->tmpl->assign('image_url_full', 'phpfspot_img.php?idx='. $photo); + + $this->tmpl->assign('tags', $this->get_photo_tags($photo)); + $this->tmpl->assign('current', $current); + } + else { + $this->_warning("Can't open file ". $thumb_path ."\n"); + } if($previous_img) { $this->tmpl->assign('previous_url', "javascript:showImage(". $previous_img .");"); + $this->tmpl->assign('prev_img', $previous_img); } if($next_img) { $this->tmpl->assign('next_url', "javascript:showImage(". $next_img .");"); + $this->tmpl->assign('next_img', $next_img); } + $this->tmpl->assign('mini_width', $this->cfg->mini_width); $this->tmpl->show("single_photo.tpl"); @@ -144,13 +248,54 @@ class PHPFSPOT { public function getAvailableTags() { - foreach($this->avail_tags as $tag) - { - if(isset($_SESSION['selected_tags']) && in_array($tag, $_SESSION['selected_tags'])) + $result = $this->db->db_query(" + SELECT tag_id as id, count(tag_id) as quantity + FROM photo_tags + INNER JOIN tags t + ON t.id = tag_id + GROUP BY tag_id + ORDER BY t.name ASC + "); + + $tags = Array(); + + while($row = $this->db->db_fetch_object($result)) { + $tags[$row['id']] = $row['quantity']; + } + + // change these font sizes if you will + $max_size = 125; // max font size in % + $min_size = 75; // min font size in % + + // get the largest and smallest array values + $max_qty = max(array_values($tags)); + $min_qty = min(array_values($tags)); + + // find the range of values + $spread = $max_qty - $min_qty; + if (0 == $spread) { // we don't want to divide by zero + $spread = 1; + } + + // determine the font-size increment + // this is the increase per tag quantity (times used) + $step = ($max_size - $min_size)/($spread); + + // loop through our tag array + foreach ($tags as $key => $value) { + + if(isset($_SESSION['selected_tags']) && in_array($key, $_SESSION['selected_tags'])) continue; - // return all available (= not selected) tags - print "". $this->tags[$tag] ." "; + // calculate CSS font-size + // find the $value in excess of $min_qty + // multiply by the font-size increment ($size) + // and add the $min_size set above + $size = $min_size + (($value - $min_qty) * $step); + // uncomment if you want sizes in whole %: + $size = ceil($size); + + print "". $this->tags[$key] .", "; } @@ -158,15 +303,18 @@ class PHPFSPOT { public function getSelectedTags() { + $output = ""; foreach($this->avail_tags as $tag) { // return all selected tags if(isset($_SESSION['selected_tags']) && in_array($tag, $_SESSION['selected_tags'])) { - print "". $this->tags[$tag] ." "; + $output.= "". $this->tags[$tag] .", "; } - } + $output = substr($output, 0, strlen($output)-2); + print $output; + } // getSelectedTags() public function addTag($tag) @@ -174,7 +322,8 @@ class PHPFSPOT { if(!isset($_SESSION['selected_tags'])) $_SESSION['selected_tags'] = Array(); - array_push($_SESSION['selected_tags'], $tag); + if(!in_array($tag, $_SESSION['selected_tags'])) + array_push($_SESSION['selected_tags'], $tag); } // addTag() @@ -183,19 +332,44 @@ class PHPFSPOT { if(isset($_SESSION['selected_tags'])) { $key = array_search($tag, $_SESSION['selected_tags']); unset($_SESSION['selected_tags'][$key]); + sort($_SESSION['selected_tags']); } } // delTag() public function resetTags() { - unset($_SESSION['selected_tags']); + if(isset($_SESSION['selected_tags'])) + unset($_SESSION['selected_tags']); } // resetTags() + public function resetPhotoView() + { + if(isset($_SESSION['current_photo'])) + unset($_SESSION['current_photo']); + + } // resetPhotoView(); + + public function resetTagSearch() + { + if(isset($_SESSION['searchfor'])) + unset($_SESSION['searchfor']); + + } // resetTagSearch() + + public function resetDateSearch() + { + if(isset($_SESSION['from_date'])) + unset($_SESSION['from_date']); + if(isset($_SESSION['to_date'])) + unset($_SESSION['to_date']); + + } // resetDateSearch(); + public function getPhotoSelection() { - $tagged_photos = Array(); + $matched_photos = Array(); /* return a search result */ if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '') { @@ -210,13 +384,13 @@ class PHPFSPOT { ORDER BY p.time ASC "); while($row = $this->db->db_fetch_object($result)) { - array_push($tagged_photos, $row['photo_id']); + array_push($matched_photos, $row['photo_id']); } - return $tagged_photos; + return $matched_photos; } /* return according the selected tags */ - if(isset($_SESSION['selected_tags'])) { + if(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) { $selected = ""; foreach($_SESSION['selected_tags'] as $tag) $selected.= $tag .","; @@ -231,42 +405,70 @@ class PHPFSPOT { WHERE pt.tag_id IN (". $selected .") ORDER BY p.time ASC "); - while($row = $this->db->db_fetch_object($result)) { - array_push($tagged_photos, $row['photo_id']); - } } elseif($_SESSION['tag_condition'] == 'and') { - $result = $this->db->db_query(" - SELECT DISTINCT photo_id, tag_id - FROM photo_tags pt - INNER JOIN photos p - on p.id=pt.photo_id - WHERE pt.tag_id IN (". $selected .") - ORDER BY p.time ASC - "); - /* now we need to check if each object fulfills the condition - and has all the selected tags assigned + if(count($_SESSION['selected_tags']) >= 32) { + print "A SQLite limit of 32 tables within a JOIN SELECT avoids to
\n"; + print "evaluate your tag selection. Please remove some tags from your selection.\n"; + return Array(); + } + + /* Join together a table looking like + + pt1.photo_id pt1.tag_id pt2.photo_id pt2.tag_id ... + + so the query can quickly return all images matching the + selected tags in an AND condition + */ - $match_object = Array(); - $matches_needed = count($_SESSION['selected_tags']); - while($row = $this->db->db_fetch_object($result)) { - /* set the counter for this object */ - if(!isset($match_object[$row['photo_id']])) - $match_object[$row['photo_id']] = $matches_needed; - - /* we have a match? decrement the counter */ - if(in_array($row['tag_id'], $_SESSION['selected_tags'])) - $match_object[$row['photo_id']]--; - /* if the object has all necessary tags, add it to the result */ - if($match_object[$row['photo_id']] == 0) - array_push($tagged_photos, $row['photo_id']); + $query_str = " + SELECT DISTINCT pt1.photo_id + FROM photo_tags pt1 + "; + + for($i = 0; $i < count($_SESSION['selected_tags']); $i++) { + $query_str.= " + INNER JOIN photo_tags pt". ($i+2) ." + ON pt1.photo_id=pt". ($i+2) .".photo_id + "; } + $query_str.= "WHERE pt1.tag_id=". $_SESSION['selected_tags'][0]; + for($i = 1; $i < count($_SESSION['selected_tags']); $i++) { + $query_str.= " + AND pt". ($i+1) .".tag_id=". $_SESSION['selected_tags'][$i] ." + "; + } + $result = $this->db->db_query($query_str); + } + + while($row = $this->db->db_fetch_object($result)) { + array_push($matched_photos, $row['photo_id']); } - return $tagged_photos; + return $matched_photos; } + if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) { + $from_date = strtotime($_SESSION['from_date']); + $to_date = strtotime($_SESSION['to_date']); + $result = $this->db->db_query(" + SELECT DISTINCT photo_id + FROM photo_tags pt + INNER JOIN photos p + ON p.id=pt.photo_id + WHERE + time>='". $from_date ."' + AND + time<='". $to_date ."' + ORDER BY p.time ASC + "); + while($row = $this->db->db_fetch_object($result)) { + array_push($matched_photos, $row['photo_id']); + } + return $matched_photos; + } + /* return all available photos */ $result = $this->db->db_query(" SELECT DISTINCT photo_id @@ -276,9 +478,9 @@ class PHPFSPOT { ORDER BY p.time ASC "); while($row = $this->db->db_fetch_object($result)) { - array_push($tagged_photos, $row['photo_id']); + array_push($matched_photos, $row['photo_id']); } - return $tagged_photos; + return $matched_photos; } // getPhotoSelection() @@ -288,18 +490,70 @@ class PHPFSPOT { $count = count($photos); + if(isset($_SESSION['begin_with']) && $_SESSION['begin_with'] != "") + $anchor = $_SESSION['begin_with']; + + if(!isset($this->cfg->rows_per_page) || $this->cfg->rows_per_page == 0) { + + $begin_with = 0; + $end_with = $count; + + } + elseif($this->cfg->rows_per_page > 0) { + + if(!$_SESSION['begin_with'] || $_SESSION['begin_with'] == 0) + $begin_with = 0; + else { + + $begin_with = $_SESSION['begin_with']; + + // verify $begin_with - perhaps the thumbs-per-rows or + // rows-per-page variables have changed or the jump back + // from a photo wasn't exact - so calculate the real new + // starting point + $multiplicator = $this->cfg->rows_per_page * $this->cfg->thumbs_per_row; + for($i = 0; $i <= $count; $i+=$multiplicator) { + if($begin_with >= $i && $begin_with < $i+$multiplicator) { + $begin_with = $i; + break; + } + } + } + + $end_with = $begin_with + ($this->cfg->rows_per_page * $this->cfg->thumbs_per_row); + } + + $rows = 0; $cols = 0; $images[$rows] = Array(); + $img_height[$rows] = Array(); + $img_width[$rows] = Array(); + $img_id[$rows] = Array(); + $img_name[$rows] = Array(); + $img_title = Array(); - for($i = 0; $i < $count; $i++) { + for($i = $begin_with; $i < $end_with; $i++) { $images[$rows][$cols] = $photos[$i]; + $img_id[$rows][$cols] = $i; + $img_name[$rows][$cols] = htmlspecialchars($this->getPhotoName($photos[$i], 15)); + $img_title[$rows][$cols] = "Click to view photo ". htmlspecialchars($this->getPhotoName($photos[$i], 0)); + + $thumb_path = $this->cfg->base_path ."/thumbs/". $this->cfg->thumb_width ."_". $this->getMD5($photos[$i]); + + if(file_exists($thumb_path)) { + $info = getimagesize($thumb_path); + $img_width[$rows][$cols] = $info[0]; + $img_height[$rows][$cols] = $info[1]; + } if($cols == $this->cfg->thumbs_per_row-1) { $cols = 0; $rows++; $images[$rows] = Array(); + $img_width[$rows] = Array(); + $img_height[$rows] = Array(); } else { $cols++; @@ -309,44 +563,110 @@ class PHPFSPOT { // +1 for for smarty's selection iteration $rows++; - //$images.= "
\n"; + if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '') + $this->tmpl->assign('searchfor', $_SESSION['searchfor']); + /* do we have to display the page selector ? */ + if($this->cfg->rows_per_page != 0) { + + /* calculate the page switchers */ + $previous_start = $begin_with - ($this->cfg->rows_per_page * $this->cfg->thumbs_per_row); + $next_start = $begin_with + ($this->cfg->rows_per_page * $this->cfg->thumbs_per_row); + + if($begin_with != 0) + $this->tmpl->assign("previous_url", "javascript:showPhotoIndex(". $previous_start .");"); + if($end_with < $count) + $this->tmpl->assign("next_url", "javascript:showPhotoIndex(". $next_start .");"); + + $photo_per_page = $this->cfg->rows_per_page * $this->cfg->thumbs_per_row; + $last_page = ceil($count / $photo_per_page); + + /* get the current selected page */ + if($begin_with == 0) { + $current_page = 1; + } else { + $current_page = 0; + for($i = $begin_with; $i >= 0; $i-=$photo_per_page) { + $current_page++; + } + } + + for($i = 1; $i <= $last_page; $i++) { + + if($current_page == $i) + $style = "style=\"font-size: 125%;\""; + elseif($current_page-1 == $i || $current_page+1 == $i) + $style = "style=\"font-size: 105%;\""; + elseif(($current_page-5 >= $i) && ($i != 1) || + ($current_page+5 <= $i) && ($i != $last_page)) + $style = "style=\"font-size: 75%;\""; + else + $style = ""; + + $select = " "; + + // until 9 pages we show the selector from 1-9 + if($last_page <= 9) { + $page_select.= $select; + continue; + } else { + if($i == 1 /* first page */ || + $i == $last_page /* last page */ || + $i == $current_page /* current page */ || + $i == ceil($last_page * 0.25) /* first quater */ || + $i == ceil($last_page * 0.5) /* half */ || + $i == ceil($last_page * 0.75) /* third quater */ || + (in_array($i, array(1,2,3,4,5,6)) && $current_page <= 4) /* the first 6 */ || + (in_array($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 */ || + $i == $current_page-3 || $i == $current_page-2 || $i == $current_page-1 /* three before */ || + $i == $current_page+3 || $i == $current_page+2 || $i == $current_page+1 /* three after */) { + + $page_select.= $select; + continue; + + } + } + + $page_select.= "."; + } + + /* only show the page selector if we have more then one page */ + if($last_page > 1) + $this->tmpl->assign('page_selector', $page_select); + } + + + $current_tags = $this->getCurrentTags(); + $extern_link = "index.php?mode=showpi"; + if($current_tags != "") { + $extern_link.= "&tags=". $current_tags; + } + + $export_link = "index.php?mode=export"; + + $this->tmpl->assign('extern_link', $extern_link); + $this->tmpl->assign('export_link', $export_link); $this->tmpl->assign('count', $count); $this->tmpl->assign('width', $this->cfg->thumb_width); $this->tmpl->assign('images', $images); + $this->tmpl->assign('img_width', $img_width); + $this->tmpl->assign('img_height', $img_height); + $this->tmpl->assign('img_id', $img_id); + $this->tmpl->assign('img_name', $img_name); + $this->tmpl->assign('img_title', $img_title); $this->tmpl->assign('rows', $rows); $this->tmpl->assign('columns', $this->cfg->thumbs_per_row); + $this->tmpl->show("photo_index.tpl"); + if(isset($anchor)) + print "\n"; } // showPhotoIndex() - public function showBubbleDetails($photo, $direction) - { - if($direction == "up") - $direction = "bubbleimg_up"; - else - $direction = "bubbleimg_down"; - - $details = $this->get_photo_details($photo); - - $image_url = "phpfspot_img.php?idx=". $photo ."&width=". $this->cfg->bubble_width; - - $filesize = filesize($this->translate_path($details['directory_path']) ."/". $details['name']); - $filesize = rand($filesize/1024, 2); - - $img = getimagesize($this->translate_path($details['directory_path']) ."/". $details['name']); - - $this->tmpl->assign('file_size', $filesize); - $this->tmpl->assign('width', $img[0]); - $this->tmpl->assign('height', $img[1]); - $this->tmpl->assign('file_name', $details['name']); - $this->tmpl->assign('image_id', $direction); - $this->tmpl->assign('image_url', $image_url); - $this->tmpl->show("bubble_details.tpl"); - - } // showBubbleDetails() - public function showCredits() { $this->tmpl->assign('version', $this->cfg->version); @@ -355,61 +675,140 @@ class PHPFSPOT { } // showCredits() - public function create_thumbnail($image, $width) + public function create_thumbnail($orig_image, $thumb_image, $width) { - // if thumbnail already exists, don't recreate it - if(file_exists(dirname($image) ."/thumbs/". $width ."_". basename($image))) - return; + if(!file_exists($orig_image)) + return false; + + $details = getimagesize($orig_image); + + /* check if original photo is a support image type */ + if(!$this->checkifImageSupported($details['mime'])) + return false; + + $meta = $this->get_meta_informations($orig_image); + + $rotate = 0; + $flip = false; + + switch($meta['Orientation']) { + + case 1: /* top, left */ + $rotate = 0; $flip = false; break; + case 2: /* top, right */ + $rotate = 0; $flip = true; break; + case 3: /* bottom, left */ + $rotate = 180; $flip = false; break; + case 4: /* bottom, right */ + $rotate = 180; $flip = true; break; + case 5: /* left side, top */ + $rotate = 90; $flip = true; break; + case 6: /* right side, top */ + $rotate = 90; $flip = false; break; + case 7: /* left side, bottom */ + $rotate = 270; $flip = true; break; + case 8: /* right side, bottom */ + $rotate = 270; $flip = false; break; + } - $src_img = @imagecreatefromjpeg($image); + $src_img = @imagecreatefromjpeg($orig_image); - if($src_img) - { - /* grabs the height and width */ - $new_w = imagesx($src_img); - $new_h = imagesy($src_img); + if(!$src_img) { + print "Can't load image from ". $orig_image ."\n"; + return false; + } - // If requested width is more then the actual image width, - // do not generate a thumbnail + /* grabs the height and width */ + $cur_width = imagesx($src_img); + $cur_height = imagesy($src_img); - if($width >= $new_w) { - imagedestroy($src_img); - return; - } + // If requested width is more then the actual image width, + // do not generate a thumbnail + + if($width >= $cur_width) { + imagedestroy($src_img); + return true; + } + + // If the image will be rotate because EXIF orientation said so + // 'virtually rotate' the image for further calculations + if($rotate == 90 || $rotate == 270) { + $tmp = $cur_width; + $cur_width = $cur_height; + $cur_height = $tmp; + } - /* calculates aspect ratio */ - $aspect_ratio = $new_h / $new_w; + /* calculates aspect ratio */ + $aspect_ratio = $cur_height / $cur_width; - /* sets new size */ + /* sets new size */ + if($aspect_ratio < 1) { $new_w = $width; $new_h = abs($new_w * $aspect_ratio); + } else { + /* 'virtually' rotate the image and calculate it's ratio */ + $tmp_w = $cur_height; + $tmp_h = $cur_width; + /* now get the ratio from the 'rotated' image */ + $tmp_ratio = $tmp_h/$tmp_w; + /* now calculate the new dimensions */ + $tmp_w = $width; + $tmp_h = abs($tmp_w * $tmp_ratio); + + // now that we know, how high they photo should be, if it + // gets rotated, use this high to scale the image + $new_h = $tmp_h; + $new_w = abs($new_h / $aspect_ratio); + + // If the image will be rotate because EXIF orientation said so + // now 'virtually rotate' back the image for the image manipulation + if($rotate == 90 || $rotate == 270) { + $tmp = $new_w; + $new_w = $new_h; + $new_h = $tmp; + } + } - /* creates new image of that size */ - $dst_img = imagecreatetruecolor($new_w,$new_h); + /* creates new image of that size */ + $dst_img = imagecreatetruecolor($new_w, $new_h); - imagefill($dst_img, 0, 0, ImageColorAllocate($dst_img, 255, 255, 255)); + imagefill($dst_img, 0, 0, ImageColorAllocate($dst_img, 255, 255, 255)); - /* copies resized portion of original image into new image */ - imagecopyresampled($dst_img,$src_img,0,0,0,0,$new_w,$new_h,imagesx($src_img),imagesy($src_img)); + /* copies resized portion of original image into new image */ + imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, $new_w, $new_h, imagesx($src_img), imagesy($src_img)); - /* write down new generated file */ + /* needs the image to be flipped horizontal? */ + if($flip) { + print "(FLIP)"; + $image = $dst_img; + for($x = 0; $x < $new_w; $x++) { + imagecopy($dst_img, $image, $x, 0, $w - $x - 1, 0, 1, $h); + } + } - if(!file_exists(dirname($image) ."/thumbs")) - mkdir(dirname($image) ."/thumbs"); + if($rotate) { + $this->_debug("(ROTATE)"); + $dst_img = $this->rotateImage($dst_img, $rotate); + } - $newfile = dirname($image) ."/thumbs/". $width ."_". basename($image); - imagejpeg($dst_img, $newfile, 75); + /* write down new generated file */ + $result = imagejpeg($dst_img, $thumb_image, 75); - /* free your mind */ - imagedestroy($dst_img); - imagedestroy($src_img); + /* free your mind */ + imagedestroy($dst_img); + imagedestroy($src_img); + + if($result === false) { + print "Can't write thumbnail ". $thumb_image ."\n"; + return false; } + return true; + } // create_thumbnail() public function get_meta_informations($file) { - return exif_read_data($file); } // get_meta_informations() @@ -428,52 +827,79 @@ class PHPFSPOT { } // check_config_table - public function gen_thumbs($idx = 0, $fromcmd = 0) + /** + * Generates a thumbnail from photo idx + * + * This function will generate JPEG thumbnails from provided F-Spot photo + * indizes. + * + * 1. Check if all thumbnail generations (width) are already in place and + * readable + * 2. Check if the md5sum of the original file has changed + * 3. Generate the thumbnails if needed + */ + public function gen_thumb($idx = 0, $force = 0) { - if(!$idx) { - /* get all available photos */ - $all = $this->getPhotoSelection(); + $error = 0; + + $resolutions = Array( + $this->cfg->thumb_width, + $this->cfg->photo_width, + $this->cfg->mini_width, + ); + + /* get details from F-Spot's database */ + $details = $this->get_photo_details($idx); + + /* calculate file MD5 sum */ + $full_path = $this->translate_path($details['directory_path']) ."/". $details['name']; + + if(!file_exists($full_path)) { + $this->_warning("File ". $full_path ." does not exist\n"); + return; + } + + if(!is_readable($full_path)) { + $this->_warning("File ". $full_path ." is not readable for ". get_current_user() ."\n"); + return; } - else - $all = Array($idx); - - foreach($all as $photo) { - $details = $this->get_photo_details($photo); + $file_md5 = md5_file($full_path); - $full_path = $this->translate_path($details['directory_path']) ."/". $details['name']; - $file_md5 = md5_file($full_path); + $this->_debug("Image [". $idx ."] ". $details['name'] ." Thumbnails:"); - if($fromcmd) print "Image ". $details['name'] ." Thumbnails:"; + foreach($resolutions as $resolution) { - /* if the file hasn't changed there is no need to regen the thumb */ - if($file_md5 == $this->getMD5($photo)) { - if($fromcmd) print " file has not changed - skipping\n"; - continue; + $thumb_path = $this->cfg->base_path ."/thumbs/". $resolution ."_". $file_md5; + + /* if the thumbnail file doesn't exist, create it */ + if(!file_exists($thumb_path)) { + + $this->_debug(" ". $resolution ."px"); + if(!$this->create_thumbnail($full_path, $thumb_path, $resolution)) + $error = 1; } - /* set the new/changed MD5 sum for the current photo */ - $this->setMD5($photo, $file_md5); + /* if the file hasn't changed there is no need to regen the thumb */ + elseif($file_md5 != $this->getMD5($idx) || $force) { - $resolutions = Array( - $this->cfg->thumb_width, - $this->cfg->bubble_width, - $this->cfg->photo_width - ); + $this->_debug(" ". $resolution ."px"); + if(!$this->create_thumbnail($full_path, $thumb_path, $resolution)) + $error = 1; - /* create thumbnails for the requested resolutions */ - foreach($resolutions as $resolution) { - if($fromcmd) print " ". $resolution ."px"; - $this->create_thumbnail($full_path, $resolution); } + } - if($fromcmd) print "\n"; - + /* set the new/changed MD5 sum for the current photo */ + if(!$error) { + $this->setMD5($idx, $file_md5); } - } // gen_thumbs() + $this->_debug("\n"); + + } // gen_thumb() - private function getMD5($idx) + public function getMD5($idx) { $result = $this->cfg_db->db_query(" SELECT img_md5 @@ -504,11 +930,337 @@ class PHPFSPOT { } // setTagCondition() - public function startSearch($searchfor) + public function startTagSearch($searchfor) { $_SESSION['searchfor'] = $searchfor; + $_SESSION['selected_tags'] = Array(); - } // startSearch() + foreach($this->avail_tags as $tag) { + if(preg_match('/'. $searchfor .'/i', $this->tags[$tag])) + array_push($_SESSION['selected_tags'], $tag); + } + + $this->resetDateSearch(); + + } // startTagSearch() + + public function startDateSearch($from, $to) + { + $_SESSION['from_date'] = $from; + $_SESSION['to_date'] = $to; + } + + private function rotateImage($img, $degrees) + { + if(function_exists("imagerotate")) + $img = imagerotate($img, $degrees, 0); + else + { + function imagerotate($src_img, $angle) + { + $src_x = imagesx($src_img); + $src_y = imagesy($src_img); + if ($angle == 180) { + $dest_x = $src_x; + $dest_y = $src_y; + } + elseif ($src_x <= $src_y) { + $dest_x = $src_y; + $dest_y = $src_x; + } + elseif ($src_x >= $src_y) { + $dest_x = $src_y; + $dest_y = $src_x; + } + + $rotate=imagecreatetruecolor($dest_x,$dest_y); + imagealphablending($rotate, false); + + switch ($angle) { + + case 90: + for ($y = 0; $y < ($src_y); $y++) { + for ($x = 0; $x < ($src_x); $x++) { + $color = imagecolorat($src_img, $x, $y); + imagesetpixel($rotate, $dest_x - $y - 1, $x, $color); + } + } + break; + + case 270: + for ($y = 0; $y < ($src_y); $y++) { + for ($x = 0; $x < ($src_x); $x++) { + $color = imagecolorat($src_img, $x, $y); + imagesetpixel($rotate, $y, $dest_y - $x - 1, $color); + } + } + break; + + case 180: + for ($y = 0; $y < ($src_y); $y++) { + for ($x = 0; $x < ($src_x); $x++) { + $color = imagecolorat($src_img, $x, $y); + imagesetpixel($rotate, $dest_x - $x - 1, $dest_y - $y - 1, $color); + } + } + break; + + default: $rotate = $src_img; + }; + + return $rotate; + + } + + $img = imagerotate($img, $degrees); + + } + + return $img; + + } // rotateImage() + + private function get_photo_tags($idx) + { + $result = $this->db->db_query(" + SELECT t.id, t.name + FROM tags t + INNER JOIN photo_tags pt + ON t.id=pt.tag_id + WHERE pt.photo_id='". $idx ."' + "); + + $tags = Array(); + + while($row = $this->db->db_fetch_object($result)) + $tags[$row['id']] = $row['name']; + + return $tags; + + } // get_photo_tags() + + public function showTextImage($txt, $color=000000, $space=4, $font=4, $w=300) + { + if (strlen($color) != 6) + $color = 000000; + + $int = hexdec($color); + $h = imagefontheight($font); + $fw = imagefontwidth($font); + $txt = explode("\n", wordwrap($txt, ($w / $fw), "\n")); + $lines = count($txt); + $im = imagecreate($w, (($h * $lines) + ($lines * $space))); + $bg = imagecolorallocate($im, 255, 255, 255); + $color = imagecolorallocate($im, 0xFF & ($int >> 0x10), 0xFF & ($int >> 0x8), 0xFF & $int); + $y = 0; + + foreach ($txt as $text) { + $x = (($w - ($fw * strlen($text))) / 2); + imagestring($im, $font, $x, $y, $text, $color); + $y += ($h + $space); + } + + Header("Content-type: image/png"); + ImagePng($im); + + } // showTextImage() + + private function checkRequirements() + { + if(!function_exists("imagecreatefromjpeg")) { + print "PHP GD library extension is missing
\n"; + $missing = true; + } + + if(!function_exists("sqlite3_open")) { + print "PHP SQLite3 library extension is missing
\n"; + $missing = true; + } + + /* Check for HTML_AJAX PEAR package, lent from Horde project */ + ini_set('track_errors', 1); + @include_once 'HTML/AJAX/Server.php'; + if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) { + print "PEAR HTML_AJAX package is missing
\n"; + $missing = true; + } + @include_once 'Calendar/Calendar.php'; + if(isset($php_errormsg) && preg_match('/Failed opening.*for inclusion/i', $php_errormsg)) { + print "PEAR Calendar package is missing
\n"; + $missing = true; + } + ini_restore('track_errors'); + + if(isset($missing)) + return false; + + return true; + + } // checkRequirements() + + private function _debug($text) + { + if($this->fromcmd) { + print $text; + } + + } // _debug() + + public function checkifImageSupported($mime) + { + if(in_array($mime, Array("image/jpeg"))) + return true; + + return false; + + } // checkifImageSupported() + + public function _warning($text) + { + print "\"warning\"\n"; + print $text; + + } // _warning() + + private function get_calendar($mode) + { + $output = "\n"; + $output.= "\n"; + $output.= "\n"; + return $output; + + } // get_calendar() + + public function get_calendar_matrix($year = 0, $month = 0, $day = 0) + { + if (!isset($year)) $year = date('Y'); + if (!isset($month)) $month = date('m'); + if (!isset($day)) $day = date('d'); + $rows = 1; + $cols = 1; + $matrix = Array(); + + require_once CALENDAR_ROOT.'Month/Weekdays.php'; + require_once CALENDAR_ROOT.'Day.php'; + + + // Build the month + $month = new Calendar_Month_Weekdays($year,$month); + + // Create links + $prevStamp = $month->prevMonth(true); + $prev = "javascript:setMonth(". date('Y',$prevStamp) .", ". date('n',$prevStamp) .", ". date('j',$prevStamp) .");"; + $nextStamp = $month->nextMonth(true); + $next = "javascript:setMonth(". date('Y',$nextStamp) .", ". date('n',$nextStamp) .", ". date('j',$nextStamp) .");"; + + $selectedDays = array ( + new Calendar_Day($year,$month,$day), + new Calendar_Day($year,12,25), + ); + + // Build the days in the month + $month->build($selectedDays); + + $this->tmpl->assign('current_month', date('F Y',$month->getTimeStamp())); + $this->tmpl->assign('prev_month', $prev); + $this->tmpl->assign('next_month', $next); + + while ( $day = $month->fetch() ) { + + if(!isset($matrix[$rows])) + $matrix[$rows] = Array(); + + $string = ""; + + $dayStamp = $day->thisDay(true); + $link = "javascript:setCalendarDate(". date('Y',$dayStamp) .", ". date('n',$dayStamp).", ". date('j',$dayStamp) .");"; + + // isFirst() to find start of week + if ( $day->isFirst() ) + $string.= "\n"; + + if ( $day->isSelected() ) { + $string.= "".$day->thisDay()."\n"; + } else if ( $day->isEmpty() ) { + $string.= " \n"; + } else { + $string.= "".$day->thisDay()."\n"; + } + + // isLast() to find end of week + if ( $day->isLast() ) + $string.= "\n"; + + $matrix[$rows][$cols] = $string; + + $cols++; + + if($cols > 7) { + $cols = 1; + $rows++; + } + } + + $this->tmpl->assign('matrix', $matrix); + $this->tmpl->assign('rows', $rows); + $this->tmpl->show("calendar.tpl"); + + } // get_calendar_matrix() + + public function getExport($mode) + { + $pictures = $this->getPhotoSelection(); + $current_tags = $this->getCurrentTags(); + + if(!isset($_SERVER['HTTPS'])) $protocol = "http"; + else $protocol = "https"; + + $server_name = $_SERVER['SERVER_NAME']; + + foreach($pictures as $picture) { + + $orig_url = $protocol ."://". $server_name . $this->cfg->web_path ."index.php?mode=showp&id=". $picture; + if($current_tags != "") { + $orig_url.= "&tags=". $current_tags; + } + + $thumb_url = $protocol ."://". $server_name . $this->cfg->web_path ."phpfspot_img.php?idx=". $picture ."&width=". $this->cfg->thumb_width; + + switch($mode) { + + case 'HTML': + // + print htmlspecialchars("") ."
\n"; + break; + + case 'MoinMoin': + // [%pictureurl% %thumbnailurl%] + print htmlspecialchars(" * [".$orig_url." ".$thumb_url."&fake=1.jpg]") ."
\n"; + break; + } + + } + + } // getExport() + + private function getCurrentTags() + { + $current_tags = ""; + if($_SESSION['selected_tags'] != "") { + foreach($_SESSION['selected_tags'] as $tag) + $current_tags.= $tag .","; + $current_tags = substr($current_tags, 0, strlen($current_tags)-1); + } + return $current_tags; + + } // getCurrentTags() + + public function getCurrentPhoto() + { + if(isset($_SESSION['current_photo'])) { + print $_SESSION['current_photo']; + } + } // getCurrentPhoto() }