X-Git-Url: https://git.nubati.net/cgi-bin/gitweb.cgi?p=phpfspot.git;a=blobdiff_plain;f=phpfspot.class.php;h=9d159ff3ff02e09d46c374d50a0a23d1ccb89d87;hp=9c426a30ce20f678d9daa95eb2c141305d491faa;hb=4b243ea6dcf859c392ec52aad66a580c99fe2bb0;hpb=836e04ea5fc6b0d32d4d57f1af66d1a9aaf423a1 diff --git a/phpfspot.class.php b/phpfspot.class.php index 9c426a3..9d159ff 100644 --- a/phpfspot.class.php +++ b/phpfspot.class.php @@ -16,10 +16,14 @@ class PHPFSPOT { 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); $this->check_config_table(); @@ -35,6 +39,10 @@ class PHPFSPOT { if(!isset($_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 +55,24 @@ class PHPFSPOT { $this->tmpl->assign('searchfor', $_SESSION['searchfor']); $this->tmpl->assign('page_title', $this->cfg->page_title); $this->tmpl->assign('current_condition', $_SESSION['tag_condition']); + + switch($_GET['mode']) { + case 'showpi': + if(isset($_GET['tags'])) { + $_SESSION['selected_tags'] = split(',', $_GET['tags']); + } + break; + } + + $this->tmpl->assign('content_page', 'welcome.tpl'); $this->tmpl->show("index.tpl"); + } // show() private function get_tags() { + $this->avail_tags = Array(); $count = 0; @@ -101,41 +121,74 @@ class PHPFSPOT { public function showPhoto($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); + + $meta_date = isset($meta['FileDateTime']) ? strftime("%a %x %X", $meta['FileDateTime']) : "n/a"; + $meta_make = isset($meta['Make']) ? $meta['Make'] ." ". $meta['Model'] : "n/a"; + $meta_res = isset($meta['ExifImageWidth']) ? $meta['ExifImageWidth'] ."x". $meta['ExifImageLength'] : "n/a"; + $meta_size = isset($meta['FileSize']) ? round($meta['FileSize']/1024, 1) ."kbyte" : "n/a"; + + if(file_exists($thumb_path)) { + + $info = getimagesize($thumb_path); - $this->tmpl->assign('description', $details['description']); - $this->tmpl->assign('image_name', $details['name']); + $this->tmpl->assign('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', strftime("%a %x %X", $meta['FileDateTime'])); - $this->tmpl->assign('ExifMadeWith', $meta['Make'] ." ". $meta['Model']); - $this->tmpl->assign('ExifOrigResolution', $meta['ExifImageWidth'] ."x". $meta['ExifImageLength']); - $this->tmpl->assign('ExifFileSize', round($meta['FileSize']/1024, 1)); - - $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('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('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 .");"); @@ -154,8 +207,10 @@ class PHPFSPOT { $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 tag_id ASC + ORDER BY t.name ASC "); $tags = Array(); @@ -196,7 +251,7 @@ class PHPFSPOT { // uncomment if you want sizes in whole %: $size = ceil($size); - print "". $this->tags[$key] ." "; + print "". $this->tags[$key] .", "; } @@ -241,6 +296,12 @@ class PHPFSPOT { } // resetTags() + public function resetTagSearch() + { + unset($_SESSION['searchfor']); + + } // resetTagSearch() + public function getPhotoSelection() { $tagged_photos = Array(); @@ -264,7 +325,7 @@ class PHPFSPOT { } /* return according the selected tags */ - if(isset($_SESSION['selected_tags'])) { + if(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) { $selected = ""; foreach($_SESSION['selected_tags'] as $tag) $selected.= $tag .","; @@ -338,18 +399,66 @@ 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(); - for($i = 0; $i < $count; $i++) { + for($i = $begin_with; $i < $end_with; $i++) { $images[$rows][$cols] = $photos[$i]; + $img_id[$rows][$cols] = $i; + + $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 { $cols++; @@ -362,13 +471,83 @@ class PHPFSPOT { if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '') $this->tmpl->assign('searchfor', $_SESSION['searchfor']); + if($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 .");"); + + /* page selector */ + $photo_per_page = $this->cfg->rows_per_page * $this->cfg->thumbs_per_row; + + /* until 6 pages we show the selector from 1-6 + everything large will be + 1 ... 2 3 4 (5) 6 7 ... 9 + */ + $last_page = ceil($count / $photo_per_page); + + if($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 = ""; + + $page_select.= " "; + + } + + /* only show the page selector if we have more then one page */ + if($last_page > 1) + $this->tmpl->assign('page_selector', $page_select); + } + + $current_tags = ""; + if($_SESSION['selected_tags'] != "") { + foreach($_SESSION['selected_tags'] as $tag) + $current_tags.= $tag .","; + $current_tags = substr($current_tags, 0, strlen($current_tags)-1); + } + + $extern_link = "http://". $_SERVER['SERVER_NAME'] ."/index.php?mode=showpi&tags=". $current_tags; + + $this->tmpl->assign('extern_link', $extern_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('rows', $rows); $this->tmpl->assign('columns', $this->cfg->thumbs_per_row); + $this->tmpl->show("photo_index.tpl"); + if(isset($anchor)) + print "\n"; } // showPhotoIndex() @@ -380,13 +559,24 @@ class PHPFSPOT { $direction = "bubbleimg_down"; $details = $this->get_photo_details($photo); + $orig_path = $this->translate_path($details['directory_path']) ."/". $details['name']; $image_url = "phpfspot_img.php?idx=". $photo ."&width=". $this->cfg->bubble_width; - $filesize = filesize($this->translate_path($details['directory_path']) ."/". $details['name']); + $filesize = filesize($orig_path); $filesize = rand($filesize/1024, 2); - $img = getimagesize($this->translate_path($details['directory_path']) ."/". $details['name']); + if(!file_exists($orig_path)) { + $this->_warning("Photo ". $orig_path ." does not exist!
\n"); + return; + } + + if(!is_readable($orig_path)) { + $this->_warning("Photo ". $orig_path ." is not readable for user ". get_current_user() ."
\n"); + return; + } + + $img = getimagesize($orig_path); $this->tmpl->assign('file_size', $filesize); $this->tmpl->assign('width', $img[0]); @@ -406,9 +596,18 @@ class PHPFSPOT { } // showCredits() - public function create_thumbnail($image, $width) + public function create_thumbnail($orig_image, $thumb_image, $width) { - $meta = $this->get_meta_informations($image); + 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; $flip = false; @@ -416,104 +615,101 @@ class PHPFSPOT { switch($meta['Orientation']) { case 1: - $rotate = 0; - $flip = false; - break; - + $rotate = 0; $flip = false; break; case 2: - $rotate = 0; - $flip = true; - break; - + $rotate = 0; $flip = true; break; case 3: - $rotate = 180; - $flip = false; - break; - + $rotate = 180; $flip = false; break; case 4: - $rotate = 180; - $flip = true; - break; - + $rotate = 180; $flip = true; break; case 5: - $rotate = 90; - $flip = true; - break; - + $rotate = 90; $flip = true; break; case 6: - $rotate = 90; - $flip = false; - break; - + $rotate = 90; $flip = false; break; case 7: - $rotate = 270; - $flip = true; - break; - + $rotate = 270; $flip = true; break; case 8: - $rotate = 270; - $flip = false; - break; + $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; + } - /* 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); + } - /* creates new image of that size */ - $dst_img = imagecreatetruecolor($new_w,$new_h); - - imagefill($dst_img, 0, 0, ImageColorAllocate($dst_img, 255, 255, 255)); + /* creates new image of that size */ + $dst_img = imagecreatetruecolor($new_w, $new_h); - /* copies resized portion of original image into new image */ - imagecopyresampled($dst_img,$src_img,0,0,0,0,$new_w,$new_h,imagesx($src_img),imagesy($src_img)); + imagefill($dst_img, 0, 0, ImageColorAllocate($dst_img, 255, 255, 255)); - /* needs the image to be flipped horizontal? */ - if($flip) { - print "(FLIP)"; - $image = $dst_img; - for($x = 0; $x < $new_w; $x++) { - imagecopy($dst_img, $image, $x, 0, $w - $x - 1, 0, 1, $h); - } - } + /* copies resized portion of original image into new image */ + imagecopyresampled($dst_img,$src_img,0,0,0,0,$new_w,$new_h,imagesx($src_img),imagesy($src_img)); - if($rotate) { - print "(ROTATE)"; - $dst_img = $this->rotateImage($dst_img, $rotate); + /* needs the image to be flipped horizontal? */ + if($flip) { + print "(FLIP)"; + $image = $dst_img; + for($x = 0; $x < $new_w; $x++) { + imagecopy($dst_img, $image, $x, 0, $w - $x - 1, 0, 1, $h); } + } - /* write down new generated file */ + if($rotate) { + $this->_debug("(ROTATE)"); + $dst_img = $this->rotateImage($dst_img, $rotate); + } - if(!file_exists(dirname($image) ."/thumbs")) - mkdir(dirname($image) ."/thumbs"); + /* write down new generated file */ + $result = imagejpeg($dst_img, $thumb_image, 75); - $newfile = dirname($image) ."/thumbs/". $width ."_". basename($image); - imagejpeg($dst_img, $newfile, 75); + /* free your mind */ + imagedestroy($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) @@ -536,41 +732,79 @@ class PHPFSPOT { } // check_config_table - public function gen_thumb($idx = 0, $fromcmd = 0, $force = 0) + /** + * Generates a thumbnail from photo idx + * + * This function will generate JPEG thumbnails from provided F-Spot photo + * indizes. + * + * 1. Check if all thumbnail generations (width) are already in place and + * readable + * 2. Check if the md5sum of the original file has changed + * 3. Generate the thumbnails if needed + */ + public function gen_thumb($idx = 0, $force = 0) { + $error = 0; + + $resolutions = Array( + $this->cfg->thumb_width, + $this->cfg->bubble_width, + $this->cfg->photo_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']; - $file_md5 = md5_file($full_path); - if($fromcmd) print "Image [". $idx ."] ". $details['name'] ." Thumbnails:"; + if(!file_exists($full_path)) { + $this->_warning("File ". $full_path ." does not exist\n"); + return; + } - /* if the file hasn't changed there is no need to regen the thumb */ - if(!$force && $file_md5 == $this->getMD5($idx)) { - if($fromcmd) print " file has not changed - skipping\n"; + if(!is_readable($full_path)) { + $this->_warning("File ". $full_path ." is not readable for ". get_current_user() ."\n"); return; } - /* set the new/changed MD5 sum for the current photo */ - $this->setMD5($idx, $file_md5); + $file_md5 = md5_file($full_path); - $resolutions = Array( - $this->cfg->thumb_width, - $this->cfg->bubble_width, - $this->cfg->photo_width - ); + $this->_debug("Image [". $idx ."] ". $details['name'] ." Thumbnails:"); - /* create thumbnails for the requested resolutions */ foreach($resolutions as $resolution) { - if($fromcmd) print " ". $resolution ."px"; - $this->create_thumbnail($full_path, $resolution); + + $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)) + $error = 1; + } + + /* if the file hasn't changed there is no need to regen the thumb */ + elseif($file_md5 != $this->getMD5($idx) || $force) { + + $this->_debug(" ". $resolution ."px"); + if(!$this->create_thumbnail($full_path, $thumb_path, $resolution)) + $error = 1; + + } + } + + /* set the new/changed MD5 sum for the current photo */ + if(!$error) { + $this->setMD5($idx, $file_md5); } - if($fromcmd) print "\n"; + $this->_debug("\n"); } // gen_thumb() - private function getMD5($idx) + public function getMD5($idx) { $result = $this->cfg_db->db_query(" SELECT img_md5 @@ -601,11 +835,17 @@ class PHPFSPOT { } // setTagCondition() - public function startSearch($searchfor) + public function startTagSearch($searchfor) { $_SESSION['searchfor'] = $searchfor; + $_SESSION['selected_tags'] = Array(); + + foreach($this->avail_tags as $tag) { + if(preg_match('/'. $searchfor .'/i', $this->tags[$tag])) + array_push($_SESSION['selected_tags'], $tag); + } - } // startSearch() + } // startTagSearch() private function rotateImage($img, $degrees) { @@ -696,6 +936,84 @@ class PHPFSPOT { } // get_photo_tags() + public function showTextImage($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)) { + print "PEAR HTML_AJAX 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() + } ?>