X-Git-Url: https://git.nubati.net/cgi-bin/gitweb.cgi?p=phpfspot.git;a=blobdiff_plain;f=phpfspot.class.php;h=15697ad78fd73df8bcdf325ac0f2de191318c2a0;hp=eb8a8e66b32b18cd60062450d9711fe836c6cbdb;hb=ba2bd867f7c0d549761efd0677abdea919212b99;hpb=8bd24a3538f0825a4c6a4e76a05a9f6e0df64464
diff --git a/phpfspot.class.php b/phpfspot.class.php
index eb8a8e6..15697ad 100644
--- a/phpfspot.class.php
+++ b/phpfspot.class.php
@@ -1,8 +1,28 @@
cfg = new PHPFSPOT_CFG;
- $this->db = new PHPFSPOT_DB(&$this, $this->cfg->fspot_db);
+ /* set application name and version information */
+ $this->cfg->product = "phpfspot";
+ $this->cfg->version = "1.1";
+
+ /* Check necessary requirements */
+ if(!$this->checkRequirements()) {
+ exit(1);
+ }
- $this->cfg_db = new PHPFSPOT_DB(&$this, $this->cfg->phpfspot_db);
+ $this->db = new PHPFSPOT_DB($this, $this->cfg->fspot_db);
+
+ if(!is_writeable(dirname($this->cfg->phpfspot_db))) {
+ print dirname($this->cfg->phpfspot_db) .": directory is not writeable!";
+ exit(1);
+ }
+
+ $this->cfg_db = new PHPFSPOT_DB($this, $this->cfg->phpfspot_db);
+ if(!is_writeable($this->cfg->phpfspot_db)) {
+ print $this->cfg->phpfspot_db ." is not writeable for user ". $this->getuid() ."\n";
+ exit(1);
+ }
$this->check_config_table();
+ /* include Smarty template engine */
+ if(!$this->check_readable($this->cfg->smarty_path .'/libs/Smarty.class.php')) {
+ exit(1);
+ }
+ require $this->cfg->smarty_path .'/libs/Smarty.class.php';
+ /* overload Smarty class if our own template handler */
+ require_once "phpfspot_tmpl.php";
$this->tmpl = new PHPFSPOT_TMPL($this);
$this->get_tags();
@@ -32,9 +83,16 @@ class PHPFSPOT {
if(!isset($_SESSION['tag_condition']))
$_SESSION['tag_condition'] = 'or';
+ if(!isset($_SESSION['sort_order']))
+ $_SESSION['sort_order'] = 'date_asc';
+
if(!isset($_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()
@@ -42,15 +100,97 @@ class PHPFSPOT {
} // __destruct()
+ /**
+ * show - generate html output
+ *
+ * this function can be called after the constructor has
+ * prepared everyhing. it will load the index.tpl smarty
+ * template. if necessary it will registere pre-selects
+ * (photo index, photo, tag search, date search) into
+ * users session.
+ */
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']);
+ $this->tmpl->assign('template_path', 'themes/'. $this->cfg->theme_name);
+
+ $_SESSION['start_action'] = $_GET['mode'];
+
+ switch($_GET['mode']) {
+ case 'showpi':
+ if(isset($_GET['tags'])) {
+ $_SESSION['selected_tags'] = $this->extractTags($_GET['tags']);
+ }
+ if(isset($_GET['from_date']) && $this->isValidDate($_GET['from_date'])) {
+ $_SESSION['from_date'] = strtotime($_GET['from_date'] ." 00:00:00");
+ }
+ if(isset($_GET['to_date']) && $this->isValidDate($_GET['to_date'])) {
+ $_SESSION['to_date'] = strtotime($_GET['to_date'] ." 23:59:59");
+ }
+ break;
+ case 'showp':
+ if(isset($_GET['tags'])) {
+ $_SESSION['selected_tags'] = $this->extractTags($_GET['tags']);
+ $_SESSION['start_action'] = 'showp';
+ }
+ if(isset($_GET['id']) && is_numeric($_GET['id'])) {
+ $_SESSION['current_photo'] = $_GET['id'];
+ $_SESSION['start_action'] = 'showp';
+ }
+ if(isset($_GET['from_date']) && $this->isValidDate($_GET['from_date'])) {
+ $_SESSION['from_date'] = strtotime($_GET['from_date']);
+ }
+ if(isset($_GET['to_date']) && $this->isValidDate($_GET['to_date'])) {
+ $_SESSION['to_date'] = strtotime($_GET['to_date']);
+ }
+ break;
+ case 'export':
+ $this->tmpl->show("export.tpl");
+ return;
+ break;
+ case 'slideshow':
+ $this->tmpl->show("slideshow.tpl");
+ return;
+ break;
+ case 'rss':
+ if(isset($_GET['tags'])) {
+ $_SESSION['selected_tags'] = $this->extractTags($_GET['tags']);
+ }
+ if(isset($_GET['from_date']) && $this->isValidDate($_GET['from_date'])) {
+ $_SESSION['from_date'] = strtotime($_GET['from_date'] ." 00:00:00");
+ }
+ if(isset($_GET['to_date']) && $this->isValidDate($_GET['to_date'])) {
+ $_SESSION['to_date'] = strtotime($_GET['to_date'] ." 23:59:59");
+ }
+ $this->getRSSFeed();
+ return;
+ break;
+ }
+
+ if(isset($_SESSION['from_date']) && isset($_SESSION['to_date']))
+ $this->tmpl->assign('date_search_enabled', true);
+
+ $this->tmpl->assign('from_date', $this->get_calendar('from'));
+ $this->tmpl->assign('to_date', $this->get_calendar('to'));
+ $this->tmpl->assign('sort_field', $this->get_sort_field());
+ $this->tmpl->assign('content_page', 'welcome.tpl');
$this->tmpl->show("index.tpl");
} // show()
+ /**
+ * get_tags - grab all tags of f-spot's database
+ *
+ * this function will get all available tags from
+ * the f-spot database and store them within two
+ * arrays within this class for later usage. in
+ * fact, if the user requests (hide_tags) it will
+ * opt-out some of them.
+ *
+ * this function is getting called once by show()
+ */
private function get_tags()
{
$this->avail_tags = Array();
@@ -67,90 +207,256 @@ class PHPFSPOT {
$tag_id = $row['id'];
$tag_name = $row['name'];
- /* check if config requests to ignore this tag */
+ /* if the user has specified to ignore this tag in phpfspot's
+ configuration, ignore it here so it does not get added to
+ the tag list.
+ */
if(in_array($row['name'], $this->cfg->hide_tags))
continue;
+ /* if the user has specified to only show certain tags which
+ are specified in phpfspot's configuration, ignore all others
+ so they will not be added to the tag list.
+ */
+ if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags) &&
+ !in_array($row['name'], $this->cfg->show_tags))
+ continue;
+
$this->tags[$tag_id] = $tag_name;
$this->avail_tags[$count] = $tag_id;
-
$count++;
}
} // get_tags()
+ /**
+ * extract all photo details
+ *
+ * retrieve all available details from f-spot's
+ * database and return them as object
+ */
public function get_photo_details($idx)
{
- $result = $this->db->db_query("
- SELECT *
- FROM photos
- WHERE id='". $idx ."'
- ");
-
+ $query_str = "
+ SELECT p.id, p.name, p.time, p.directory_path, p.description
+ FROM photos p
+ ";
+
+ /* if show_tags is set, only return details for photos which
+ are specified to be shown
+ */
+ if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
+ $query_str.= "
+ INNER JOIN photo_tags pt
+ ON p.id=pt.photo_id
+ INNER JOIN tags t
+ ON pt.tag_id=t.id
+ WHERE p.id='". $idx ."'
+ AND t.name IN (
+ ";
+ foreach($this->cfg->show_tags as $tag) {
+ $query_str.= "'". $tag ."',";
+ }
+ $query_str = substr($query_str, 0, strlen($query_str)-1);
+ $query_str.= ")";
+ }
+ else {
+ $query_str.= "
+ WHERE p.id='". $idx ."'
+ ";
+ }
+
+ $result = $this->db->db_query($query_str);
return $this->db->db_fetch_object($result);
} // get_photo_details
+ /**
+ * returns aligned photo names
+ *
+ * this function returns aligned (length) names for
+ * an specific photo. If the length of the name exceeds
+ * $limit the name will be shrinked (...)
+ */
+ public function getPhotoName($idx, $limit = 0)
+ {
+ if($details = $this->get_photo_details($idx)) {
+ $name = $this->shrink_text($details['name'], $limit);
+ return $name;
+ }
+
+ } // getPhotoName()
+
+ /**
+ * shrink text according provided limit
+ *
+ * If the length of the name exceeds $limit the
+ * text will be shortend and some content in between
+ * will be replaced with "..."
+ */
+ private function shrink_text($text, $limit)
+ {
+ if($limit != 0 && strlen($text) > $limit) {
+ $text = substr($text, 0, $limit-5) ."...". substr($text, -($limit-5));
+ }
+
+ return $text;
+
+ } // shrink_text();
+
+ /**
+ * translate f-spoth photo path
+ *
+ * as the full-qualified path recorded in the f-spot database
+ * is usally not the same as on the webserver, this function
+ * will replace the path with that one specified in the cfg
+ */
public function translate_path($path, $width = 0)
{
return str_replace($this->cfg->path_replace_from, $this->cfg->path_replace_to, $path);
} // translate_path
+ /**
+ * control HTML ouput for a single photo
+ *
+ * this function provides all the necessary information
+ * for the single photo template.
+ */
public function showPhoto($photo)
{
+ /* get all photos from the current photo selection */
$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;
+ // $get_next will be set, when the photo which has to
+ // be displayed has been found - this means that the
+ // next available is in fact the NEXT image (for the
+ // navigation icons)
+ if(isset($get_next)) {
+ $next_img = $all_photos[$i];
break;
}
- if($all_photo == $photo) {
+ /* the next photo is our NEXT photo */
+ if($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']);
-
- $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('tags', $this->get_photo_tags($photo));
+ if(!$details) {
+ print "error";
+ return;
+ }
+
+ $orig_path = $this->translate_path($details['directory_path']) ."/". $details['name'];
+ $thumb_path = $this->get_thumb_path($this->cfg->photo_width, $photo);
+
+ if(!file_exists($orig_path)) {
+ $this->_error("Photo ". $orig_path ." does not exist!
\n");
+ }
+
+ if(!is_readable($orig_path)) {
+ $this->_error("Photo ". $orig_path ." is not readable for user ". $this->getuid() ."
\n");
+ }
+
+ /* If the thumbnail doesn't exist yet, try to create it */
+ if(!file_exists($thumb_path)) {
+ $this->gen_thumb($photo, true);
+ $thumb_path = $this->get_thumb_path($this->cfg->photo_width, $photo);
+ }
+
+ /* get f-spot database meta information */
+ $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";
+
+ $extern_link = "index.php?mode=showp&id=". $photo;
+ $current_tags = $this->getCurrentTags();
+ if($current_tags != "") {
+ $extern_link.= "&tags=". $current_tags;
+ }
+ if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
+ $extern_link.= "&from_date=". $this->ts2str($_SESSION['from_date']) ."&to_date=". $this->ts2str($_SESSION['to_date']);
+ }
+
+ $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->_error("Can't open file ". $thumb_path ."\n");
+ return;
+ }
if($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->assign('photo_number', $i);
+ $this->tmpl->assign('photo_count', count($all_photos));
$this->tmpl->show("single_photo.tpl");
} // showPhoto()
+ /**
+ * all available tags and tag cloud
+ *
+ * this function outputs all available tags (time ordered)
+ * and in addition output them as tag cloud (tags which have
+ * many photos will appears more then others)
+ */
public function getAvailableTags()
{
+ $output = "";
+
$result = $this->db->db_query("
SELECT tag_id as id, count(tag_id) as quantity
FROM photo_tags
@@ -198,25 +504,47 @@ class PHPFSPOT {
// uncomment if you want sizes in whole %:
$size = ceil($size);
- print "". $this->tags[$key] ." ";
+ if(isset($this->tags[$key])) {
+ $output.= "". $this->tags[$key] .", ";
+ }
}
+ $output = substr($output, 0, strlen($output)-2);
+ print $output;
+
} // getAvailableTags()
+ /**
+ * output all selected tags
+ *
+ * this function output all tags which have been selected
+ * by the user. the selected tags are stored in the
+ * session-variable $_SESSION['selected_tags']
+ */
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 $output;
+
} // getSelectedTags()
+ /**
+ * add tag to users session variable
+ *
+ * this function will add the specified to users current
+ * tag selection. if a date search has been made before
+ * it will be now cleared
+ */
public function addTag($tag)
{
if(!isset($_SESSION['selected_tags']))
@@ -227,6 +555,12 @@ class PHPFSPOT {
} // addTag()
+ /**
+ * remove tag to users session variable
+ *
+ * this function removes the specified tag from
+ * users current tag selection
+ */
public function delTag($tag)
{
if(isset($_SESSION['selected_tags'])) {
@@ -237,53 +571,157 @@ class PHPFSPOT {
} // delTag()
+ /**
+ * reset tag selection
+ *
+ * if there is any tag selection, it will be
+ * deleted now
+ */
public function resetTags()
{
- unset($_SESSION['selected_tags']);
+ if(isset($_SESSION['selected_tags']))
+ unset($_SESSION['selected_tags']);
} // resetTags()
+ /**
+ * reset single photo
+ *
+ * if a specific photo was requested (external link)
+ * unset the session variable now
+ */
+ public function resetPhotoView()
+ {
+ if(isset($_SESSION['current_photo']))
+ unset($_SESSION['current_photo']);
+
+ } // resetPhotoView();
+
+ /**
+ * reset tag search
+ *
+ * if any tag search has taken place, reset
+ * it now
+ */
+ public function resetTagSearch()
+ {
+ if(isset($_SESSION['searchfor']))
+ unset($_SESSION['searchfor']);
+
+ } // resetTagSearch()
+
+ /**
+ * reset date search
+ *
+ * if any date search has taken place, reset
+ * it now
+ */
+ public function resetDateSearch()
+ {
+ if(isset($_SESSION['from_date']))
+ unset($_SESSION['from_date']);
+ if(isset($_SESSION['to_date']))
+ unset($_SESSION['to_date']);
+
+ } // resetDateSearch();
+
+ /**
+ * return all photo according selection
+ *
+ * this function returns all photos based on
+ * the tag-selection, tag- or date-search.
+ * the tag-search also has to take care of AND
+ * and OR conjunctions
+ */
public function getPhotoSelection()
{
- $tagged_photos = Array();
+ $matched_photos = Array();
+
+ if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
+ $from_date = $_SESSION['from_date'];
+ $to_date = $_SESSION['to_date'];
+ $additional_where_cond = "
+ p.time>='". $from_date ."'
+ AND
+ p.time<='". $to_date ."'
+ ";
+ }
+
+ if(isset($_SESSION['sort_order'])) {
+ $order_str = $this->get_sort_order();
+ }
/* return a search result */
if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '') {
- $result = $this->db->db_query("
+ $query_str = "
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
- ");
+ WHERE t.name LIKE '%". $_SESSION['searchfor'] ."%'";
+
+ if(isset($additional_where_cond))
+ $query_str.= "AND ". $additional_where_cond ." ";
+
+ if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
+ $query_str.= "AND t.name IN (";
+ foreach($this->cfg->show_tags as $tag) {
+ $query_str.= "'". $tag ."',";
+ }
+ $query_str = substr($query_str, 0, strlen($query_str)-1) . ")";
+ }
+
+ if(isset($order_str))
+ $query_str.= $order_str;
+
+ $result = $this->db->db_query($query_str);
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 .",";
$selected = substr($selected, 0, strlen($selected)-1);
if($_SESSION['tag_condition'] == 'or') {
- $result = $this->db->db_query("
- SELECT DISTINCT photo_id
+ $query_str = "
+ SELECT DISTINCT pt.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 pt.tag_id IN (". $selected .")
- ORDER BY p.time ASC
- ");
+ ";
+ if(isset($additional_where_cond))
+ $query_str.= "AND ". $additional_where_cond ." ";
+
+ if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
+ $query_str.= "AND t.name IN (";
+ foreach($this->cfg->show_tags as $tag) {
+ $query_str.= "'". $tag ."',";
+ }
+ $query_str = substr($query_str, 0, strlen($query_str)-1) . ")";
+ }
+
+ if(isset($order_str))
+ $query_str.= $order_str;
}
elseif($_SESSION['tag_condition'] == 'and') {
+ if(count($_SESSION['selected_tags']) >= 32) {
+ print "A SQLite limit of 32 tables within a JOIN SELECT avoids to
\n";
+ print "evaluate your tag selection. Please remove some tags from your selection.\n";
+ return Array();
+ }
+
/* Join together a table looking like
pt1.photo_id pt1.tag_id pt2.photo_id pt2.tag_id ...
@@ -298,60 +736,159 @@ class PHPFSPOT {
FROM photo_tags pt1
";
+ if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
+ $query_str.= "
+ INNER JOIN tags t
+ ON pt1.tag_id=t.id
+ ";
+ }
+
for($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.= "
+ INNER JOIN photos p
+ ON pt1.photo_id=p.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);
+ if(isset($additional_where_cond))
+ $query_str.= "AND ". $additional_where_cond;
+
+ if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
+ $query_str.= "AND t.name IN (";
+ foreach($this->cfg->show_tags as $tag) {
+ $query_str.= "'". $tag ."',";
+ }
+ $query_str = substr($query_str, 0, strlen($query_str)-1) . ")";
+ }
+
+ if(isset($order_str))
+ $query_str.= $order_str;
+
}
+ $result = $this->db->db_query($query_str);
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 all available photos */
- $result = $this->db->db_query("
+ $query_str = "
SELECT DISTINCT photo_id
FROM photo_tags pt
INNER JOIN photos p
ON p.id=pt.photo_id
- ORDER BY p.time ASC
- ");
+ INNER JOIN tags t
+ ON pt.tag_id=t.id
+ ";
+ if(isset($additional_where_cond))
+ $query_str.= "WHERE ". $additional_where_cond ." ";
+
+ if(isset($this->cfg->show_tags) && !empty($this->cfg->show_tags)) {
+ $query_str.= "AND t.name IN (";
+ foreach($this->cfg->show_tags as $tag) {
+ $query_str.= "'". $tag ."',";
+ }
+ $query_str = substr($query_str, 0, strlen($query_str)-1) . ")";
+ }
+
+ if(isset($order_str))
+ $query_str.= $order_str;
+
+ $result = $this->db->db_query($query_str);
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()
+ /**
+ * control HTML ouput for photo index
+ *
+ * this function provides all the necessary information
+ * for the photo index template.
+ */
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();
+ $img_title = Array();
- for($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 = $this->get_thumb_path($this->cfg->thumb_width, $photos[$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 {
$cols++;
@@ -364,42 +901,134 @@ class PHPFSPOT {
if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '')
$this->tmpl->assign('searchfor', $_SESSION['searchfor']);
- $this->tmpl->assign('count', $count);
- $this->tmpl->assign('width', $this->cfg->thumb_width);
- $this->tmpl->assign('images', $images);
- $this->tmpl->assign('rows', $rows);
- $this->tmpl->assign('columns', $this->cfg->thumbs_per_row);
- $this->tmpl->show("photo_index.tpl");
+ if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
+ $this->tmpl->assign('from_date', $this->ts2str($_SESSION['from_date']));
+ $this->tmpl->assign('to_date', $this->ts2str($_SESSION['to_date']));
+ }
+ if(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags'])) {
+ $this->tmpl->assign('tag_result', 1);
+ }
- } // showPhotoIndex()
+ /* do we have to display the page selector ? */
+ if($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++;
+ }
+ }
+
+ $dotdot_made = 0;
+
+ for($i = 1; $i <= $last_page; $i++) {
+
+ if($current_page == $i)
+ $style = "style=\"font-size: 125%; text-decoration: underline;\"";
+ elseif($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 = "". $i ." ";
+
+ // until 9 pages we show the selector from 1-9
+ if($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;
+ $dotdot_made = 0;
+ continue;
+
+ }
+ }
- public function showBubbleDetails($photo, $direction)
- {
- if($direction == "up")
- $direction = "bubbleimg_up";
- else
- $direction = "bubbleimg_down";
+ if(!$dotdot_made) {
+ $page_select.= "......... ";
+ $dotdot_made = 1;
+ }
+ }
- $details = $this->get_photo_details($photo);
+ /* only show the page selector if we have more then one page */
+ if($last_page > 1)
+ $this->tmpl->assign('page_selector', $page_select);
+ }
- $image_url = "phpfspot_img.php?idx=". $photo ."&width=". $this->cfg->bubble_width;
+
+ $current_tags = $this->getCurrentTags();
+ $extern_link = "index.php?mode=showpi";
+ $rss_link = "index.php?mode=rss";
+ if($current_tags != "") {
+ $extern_link.= "&tags=". $current_tags;
+ $rss_link.= "&tags=". $current_tags;
+ }
+ if(isset($_SESSION['from_date']) && isset($_SESSION['to_date'])) {
+ $extern_link.= "&from_date=". $this->ts2str($_SESSION['from_date']) ."&to_date=". $this->ts2str($_SESSION['to_date']);
+ $rss_link.= "&from_date=". $this->ts2str($_SESSION['from_date']) ."&to_date=". $this->ts2str($_SESSION['to_date']);
+ }
- $filesize = filesize($this->translate_path($details['directory_path']) ."/". $details['name']);
- $filesize = rand($filesize/1024, 2);
+ $export_link = "index.php?mode=export";
+ $slideshow_link = "index.php?mode=slideshow";
+
+ $this->tmpl->assign('extern_link', $extern_link);
+ $this->tmpl->assign('slideshow_link', $slideshow_link);
+ $this->tmpl->assign('export_link', $export_link);
+ $this->tmpl->assign('rss_link', $rss_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);
- $img = getimagesize($this->translate_path($details['directory_path']) ."/". $details['name']);
+ $this->tmpl->show("photo_index.tpl");
- $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);
- $this->tmpl->show("bubble_details.tpl");
+ if(isset($anchor))
+ print "\n";
- } // showBubbleDetails()
+ } // showPhotoIndex()
+ /**
+ * show credit template
+ */
public function showCredits()
{
$this->tmpl->assign('version', $this->cfg->version);
@@ -408,122 +1037,165 @@ class PHPFSPOT {
} // showCredits()
- public function create_thumbnail($image, $width)
+ /**
+ * create_thumbnails for the requested width
+ *
+ * this function creates image thumbnails of $orig_image
+ * stored as $thumb_image. It will check if the image is
+ * in a supported format, if necessary rotate the image
+ * (based on EXIF orientation meta headers) and re-sizing.
+ */
+ public function create_thumbnail($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;
$flip = false;
switch($meta['Orientation']) {
- case 1:
- $rotate = 0;
- $flip = false;
- break;
-
- case 2:
- $rotate = 0;
- $flip = true;
- break;
-
- case 3:
- $rotate = 180;
- $flip = false;
- break;
-
- case 4:
- $rotate = 180;
- $flip = true;
- break;
-
- case 5:
- $rotate = 90;
- $flip = true;
- break;
-
- case 6:
- $rotate = 90;
- $flip = false;
- break;
+ 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;
+ }
- case 7:
- $rotate = 270;
- $flip = true;
- break;
+ $src_img = @imagecreatefromjpeg($orig_image);
- case 8:
- $rotate = 270;
- $flip = false;
- break;
+ if(!$src_img) {
+ print "Can't load image from ". $orig_image ."\n";
+ return false;
}
- $src_img = @imagecreatefromjpeg($image);
+ /* grabs the height and width */
+ $cur_width = imagesx($src_img);
+ $cur_height = imagesy($src_img);
- if($src_img)
- {
- /* grabs the height and width */
- $new_w = imagesx($src_img);
- $new_h = imagesy($src_img);
+ // If requested width is more then the actual image width,
+ // do not generate a thumbnail, instead safe the original
+ // as thumbnail but with lower quality
- // If requested width is more then the actual image width,
- // do not generate a thumbnail
+ if($width >= $cur_width) {
+ $result = imagejpeg($src_img, $thumb_image, 75);
+ imagedestroy($src_img);
+ return true;
+ }
- if($width >= $new_w) {
- imagedestroy($src_img);
- return;
- }
+ // 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,$new_h);
-
- imagefill($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 ". $thumb_image ."\n";
+ return false;
}
+ return true;
+
} // create_thumbnail()
+ /**
+ * return all exif meta data from the file
+ */
public function get_meta_informations($file)
{
return exif_read_data($file);
} // get_meta_informations()
+ /**
+ * create phpfspot own sqlite database
+ *
+ * this function creates phpfspots own sqlite database
+ * if it does not exist yet. this own is used to store
+ * some necessary informations (md5 sum's, ...).
+ */
public function check_config_table()
{
// if the config table doesn't exist yet, create it
@@ -538,41 +1210,89 @@ class PHPFSPOT {
} // check_config_table
- public function gen_thumb($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->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'];
- $file_md5 = md5_file($full_path);
- if($fromcmd) print "Image [". $idx ."] ". $details['name'] ." Thumbnails:";
+ if(!file_exists($full_path)) {
+ $this->_error("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->_error("File ". $full_path ." is not readable for ". $this->getuid() ."\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 ."] ". $this->shrink_text($details['name'], 20) ." Thumbnails:");
- /* create thumbnails for the requested resolutions */
foreach($resolutions as $resolution) {
- if($fromcmd) print " ". $resolution ."px";
- $this->create_thumbnail($full_path, $resolution);
+
+ $thumb_sub_path = substr($file_md5, 0, 2);
+ $thumb_path = $this->cfg->thumb_path ."/". $thumb_sub_path ."/". $resolution ."_". $file_md5;
+
+ if(!file_exists(dirname($thumb_path))) {
+ mkdir(dirname($thumb_path), 0755);
+ }
+
+ /* if the thumbnail file doesn't exist, create it */
+ if(!file_exists($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))
+ $error = 1;
+
+ }
}
- if($fromcmd) print "\n";
+ /* set the new/changed MD5 sum for the current photo */
+ if(!$error) {
+ $this->setMD5($idx, $file_md5);
+ }
+
+ $this->_debug("\n");
} // gen_thumb()
- private function getMD5($idx)
+ /**
+ * returns stored md5 sum for a specific photo
+ *
+ * this function queries the phpfspot database for a
+ * stored MD5 checksum of the specified photo
+ */
+ public function getMD5($idx)
{
$result = $this->cfg_db->db_query("
SELECT img_md5
@@ -588,6 +1308,9 @@ class PHPFSPOT {
} // getMD5()
+ /**
+ * set MD5 sum for the specific photo
+ */
private function setMD5($idx, $md5)
{
$result = $this->cfg_db->db_exec("
@@ -597,24 +1320,62 @@ class PHPFSPOT {
} // setMD5()
+ /**
+ * store current tag condition
+ *
+ * this function stores the current tag condition
+ * (AND or OR) in the users session variables
+ */
public function setTagCondition($mode)
{
$_SESSION['tag_condition'] = $mode;
} // setTagCondition()
- public function startSearch($searchfor)
+ /**
+ * invoke tag & date search
+ *
+ * this function will return all matching tags and store
+ * them in the session variable selected_tags. furthermore
+ * it also handles the date search.
+ * getPhotoSelection() will then only return the matching
+ * photos.
+ */
+ public function startSearch($searchfor, $sort_order, $from = 0, $to = 0)
{
$_SESSION['searchfor'] = $searchfor;
+ $_SESSION['sort_order'] = $sort_order;
+ if($from != 0)
+ $_SESSION['from_date'] = strtotime($from);
+ else
+ unset($_SESSION['from_date']);
+ if($to != 0)
+ $_SESSION['to_date'] = strtotime($to);
+ else
+ unset($_SESSION['to_date']);
+
+ if($searchfor != "") {
+ /* new search, reset the current selected tags */
+ $_SESSION['selected_tags'] = Array();
+ foreach($this->avail_tags as $tag) {
+ if(preg_match('/'. $searchfor .'/i', $this->tags[$tag]))
+ array_push($_SESSION['selected_tags'], $tag);
+ }
+ }
} // startSearch()
+ /**
+ * rotate image
+ *
+ * this function rotates the image according the
+ * specified angel.
+ */
private function rotateImage($img, $degrees)
{
- if(function_exists("imagerotate"))
+ if(function_exists("imagerotate")) {
$img = imagerotate($img, $degrees, 0);
- else
- {
+ } else {
function imagerotate($src_img, $angle)
{
$src_x = imagesx($src_img);
@@ -664,7 +1425,9 @@ class PHPFSPOT {
}
break;
- default: $rotate = $src_img;
+ default:
+ $rotate = $src_img;
+ break;
};
return $rotate;
@@ -679,6 +1442,9 @@ class PHPFSPOT {
} // rotateImage()
+ /**
+ * return all assigned tags for the specified photo
+ */
private function get_photo_tags($idx)
{
$result = $this->db->db_query("
@@ -698,6 +1464,603 @@ class PHPFSPOT {
} // get_photo_tags()
+ /**
+ * create on-the-fly images with text within
+ */
+ public function showTextImage($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()
+
+ /**
+ * check if all requirements are met
+ */
+ private function checkRequirements()
+ {
+ if(!function_exists("imagecreatefromjpeg")) {
+ print "PHP GD library extension is missing
\n";
+ $missing = true;
+ }
+
+ if($this->cfg->db_access == "native" && !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 $text;
+ }
+
+ } // _debug()
+
+ /**
+ * check if specified MIME type is supported
+ */
+ public function checkifImageSupported($mime)
+ {
+ if(in_array($mime, Array("image/jpeg")))
+ return true;
+
+ return false;
+
+ } // checkifImageSupported()
+
+ public function _error($text)
+ {
+ switch($this->cfg->logging) {
+ case 'display':
+ print "\n";
+ print $text;
+ break;
+ case 'errorlog':
+ error_log($text);
+ break;
+ case 'logfile':
+ error_log($text, 3, $his->cfg->log_file);
+ break;
+ }
+
+ } // _error()
+
+ /**
+ * output calendard input fields
+ */
+ private function get_calendar($mode)
+ {
+ $year = $_SESSION[$mode .'_date'] ? date("Y", $_SESSION[$mode .'_date']) : date("Y");
+ $month = $_SESSION[$mode .'_date'] ? date("m", $_SESSION[$mode .'_date']) : date("m");
+ $day = $_SESSION[$mode .'_date'] ? date("d", $_SESSION[$mode .'_date']) : date("d");
+
+ $output = "\n";
+ $output.= "\n";
+ $output.= "\n";
+ return $output;
+
+ } // get_calendar()
+
+ /**
+ * output calendar matrix
+ */
+ public function get_calendar_matrix($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.= "