checkRequirements()) {
exit(1);
}
$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();
$this->tmpl = new PHPFSPOT_TMPL($this);
$this->get_tags();
session_start();
if(!isset($_SESSION['tag_condition']))
$_SESSION['tag_condition'] = 'or';
if(!isset($_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()
{
} // __destruct()
public function show()
{
$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;
$result = $this->db->db_query("
SELECT id,name
FROM tags
ORDER BY sort_priority ASC
");
while($row = $this->db->db_fetch_object($result)) {
$tag_id = $row['id'];
$tag_name = $row['name'];
/* check if config requests to ignore this tag */
if(in_array($row['name'], $this->cfg->hide_tags))
continue;
$this->tags[$tag_id] = $tag_name;
$this->avail_tags[$count] = $tag_id;
$count++;
}
} // get_tags()
public function get_photo_details($idx)
{
$result = $this->db->db_query("
SELECT *
FROM photos
WHERE id='". $idx ."'
");
return $this->db->db_fetch_object($result);
} // get_photo_details
public function getPhotoName($idx)
{
if($details = $this->get_photo_details($idx)) {
$name = $details['name'];
if(strlen($name) > 15) {
$name = substr($name, 0, 10) ."...". substr($name, -10);
}
return $name;
}
} // getPhotoName()
public function translate_path($path, $width = 0)
{
return str_replace($this->cfg->path_replace_from, $this->cfg->path_replace_to, $path);
} // translate_path
public function showPhoto($photo)
{
$all_photos = $this->getPhotoSelection();
$count = count($all_photos);
for($i = 0; $i < $count; $i++) {
if($get_next) {
$next_img = $all_photos[$i];
break;
}
if($all_photos[$i] == $photo) {
$get_next = 1;
}
else {
$previous_img = $all_photos[$i];
}
if($photo == $all_photos[$i]) {
$current = $i;
}
}
$details = $this->get_photo_details($photo);
$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($meta['FileSize']/1024, 1) ."kbyte" : "n/a";
if(file_exists($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(". $previous_img .");");
}
if($next_img) {
$this->tmpl->assign('next_url', "javascript:showImage(". $next_img .");");
}
$this->tmpl->show("single_photo.tpl");
} // showPhoto()
public function getAvailableTags()
{
$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;
// 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] .", ";
}
} // getAvailableTags()
public function getSelectedTags()
{
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] ." ";
}
}
} // getSelectedTags()
public function addTag($tag)
{
if(!isset($_SESSION['selected_tags']))
$_SESSION['selected_tags'] = Array();
if(!in_array($tag, $_SESSION['selected_tags']))
array_push($_SESSION['selected_tags'], $tag);
} // addTag()
public function delTag($tag)
{
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($_SESSION['selected_tags']);
} // resetTags()
public function resetTagSearch()
{
unset($_SESSION['searchfor']);
} // resetTagSearch()
public function getPhotoSelection()
{
$tagged_photos = Array();
/* return a search result */
if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '') {
$result = $this->db->db_query("
SELECT DISTINCT photo_id
FROM photo_tags pt
INNER JOIN photos p
ON p.id=pt.photo_id
INNER JOIN tags t
ON pt.tag_id=t.id
WHERE t.name LIKE '%". $_SESSION['searchfor'] ."%'
ORDER BY p.time ASC
");
while($row = $this->db->db_fetch_object($result)) {
array_push($tagged_photos, $row['photo_id']);
}
return $tagged_photos;
}
/* return according the selected tags */
if(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) {
$selected = "";
foreach($_SESSION['selected_tags'] as $tag)
$selected.= $tag .",";
$selected = substr($selected, 0, strlen($selected)-1);
if($_SESSION['tag_condition'] == 'or') {
$result = $this->db->db_query("
SELECT DISTINCT photo_id
FROM photo_tags pt
INNER JOIN photos p
ON p.id=pt.photo_id
WHERE pt.tag_id IN (". $selected .")
ORDER BY p.time ASC
");
}
elseif($_SESSION['tag_condition'] == 'and') {
/* 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
*/
$query_str = "
SELECT DISTINCT pt1.photo_id
FROM photo_tags pt1
";
for($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($tagged_photos, $row['photo_id']);
}
return $tagged_photos;
}
/* return all available photos */
$result = $this->db->db_query("
SELECT DISTINCT photo_id
FROM photo_tags pt
INNER JOIN photos p
ON p.id=pt.photo_id
ORDER BY p.time ASC
");
while($row = $this->db->db_fetch_object($result)) {
array_push($tagged_photos, $row['photo_id']);
}
return $tagged_photos;
} // getPhotoSelection()
public function showPhotoIndex()
{
$photos = $this->getPhotoSelection();
$count = count($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();
for($i = $begin_with; $i < $end_with; $i++) {
$images[$rows][$cols] = $photos[$i];
$img_id[$rows][$cols] = $i;
$img_name[$rows][$cols] = $this->getPhotoName($photos[$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++;
}
}
// +1 for for smarty's selection iteration
$rows++;
if(isset($_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://". $_SERVER['SERVER_NAME'] ."/index.php?mode=showpi";
if($current_tags != "") {
$extern_link.= "&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('img_name', $img_name);
$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);
$orig_path = $this->translate_path($details['directory_path']) ."/". $details['name'];
$image_url = "phpfspot_img.php?idx=". $photo ."&width=". $this->cfg->bubble_width;
$filesize = filesize($orig_path);
$filesize = rand($filesize/1024, 2);
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]);
$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);
$this->tmpl->assign('product', $this->cfg->product);
$this->tmpl->show("credits.tpl");
} // showCredits()
public function create_thumbnail($orig_image, $thumb_image, $width)
{
if(!file_exists($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;
}
$src_img = @imagecreatefromjpeg($orig_image);
if(!$src_img) {
print "Can't load image from ". $orig_image ."\n";
return false;
}
/* grabs the height and width */
$cur_width = imagesx($src_img);
$cur_height = imagesy($src_img);
// 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 = $cur_height / $cur_width;
/* sets new size */
if($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, $new_h);
imagefill($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($src_img));
/* needs the image to be flipped horizontal? */
if($flip) {
print "(FLIP)";
$image = $dst_img;
for($x = 0; $x < $new_w; $x++) {
imagecopy($dst_img, $image, $x, 0, $w - $x - 1, 0, 1, $h);
}
}
if($rotate) {
$this->_debug("(ROTATE)");
$dst_img = $this->rotateImage($dst_img, $rotate);
}
/* write down new generated file */
$result = imagejpeg($dst_img, $thumb_image, 75);
/* free your mind */
imagedestroy($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($file);
} // get_meta_informations()
public function check_config_table()
{
// if the config table doesn't exist yet, create it
if(!$this->cfg_db->db_check_table_exists("images")) {
$this->cfg_db->db_exec("
CREATE TABLE images (
img_idx int primary key,
img_md5 varchar(32)
)
");
}
} // check_config_table
/**
* Generates a thumbnail from photo idx
*
* This function will generate JPEG thumbnails from provided F-Spot photo
* indizes.
*
* 1. Check if all thumbnail generations (width) are already in place and
* readable
* 2. Check if the md5sum of the original file has changed
* 3. Generate the thumbnails if needed
*/
public function gen_thumb($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']) ."/". $details['name'];
if(!file_exists($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;
}
$file_md5 = md5_file($full_path);
$this->_debug("Image [". $idx ."] ". $details['name'] ." Thumbnails:");
foreach($resolutions as $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);
}
$this->_debug("\n");
} // gen_thumb()
public function getMD5($idx)
{
$result = $this->cfg_db->db_query("
SELECT img_md5
FROM images
WHERE img_idx='". $idx ."'
");
if(!$result)
return 0;
$img = $this->cfg_db->db_fetch_object($result);
return $img['img_md5'];
} // getMD5()
private function setMD5($idx, $md5)
{
$result = $this->cfg_db->db_exec("
REPLACE INTO images (img_idx, img_md5)
VALUES ('". $idx ."', '". $md5 ."')
");
} // setMD5()
public function setTagCondition($mode)
{
$_SESSION['tag_condition'] = $mode;
} // setTagCondition()
public function startTagSearch($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'], $tag);
}
} // startTagSearch()
private function rotateImage($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)) {
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\"](\"resources/green_info.png\")
\n";
print $text;
} // _warning()
}
?>