private function load_settings()
{
if ($this->_settings == NULL) {
dmGetCollectionImageSettings($this->alias, $pan_enabled, $minjpegdim, $zoomlevels, $maxderivedimg, $viewer, $docviewer, $compareviewer, $slideshowviewer);
dmGetImageInfo($this->alias, $this->itnum, $this->file, $type, $width, $height);
$this->_settings = array('pan_enabled' => $pan_enabled, 'minjpegdim' => $minjpegdim, 'zoomlevels' => $zoomlevels, 'maxderivedimg' => $maxderivedimg, 'viewer' => $viewer, 'docviewer' => $docviewer, 'compareviewer' => $compareviewer, 'slideshowviewer' => $slideshowviewer, 'width' => $width, 'height' => $height);
}
}
function &GetImageParameters($inputarray)
{
$base_url = "CISOROOT=" . $inputarray["CISOROOT"] . "&CISOPTR=" . $inputarray["CISOPTR"];
if (isset($inputarray['CISOSHOW'])) {
$base_url .= "&CISOSHOW=" . $inputarray['CISOSHOW'];
}
global $dmrec, $querystr, $stat;
$dmrec = isset($_GET["REC"]) ? $_GET["REC"] : 1;
$dmrotate = isset($_GET["DMROTATE"]) ? $_GET["DMROTATE"] : "0";
$res = array();
$res["image_cisoroot"] = $inputarray["CISOROOT"];
$res["image_cisoptr"] = $inputarray["CISOPTR"];
$res["image_cisoshow"] = $inputarray["CISOSHOW"];
$rc = dmGetImageInfo($inputarray["CISOROOT"], $inputarray["CISOPTR"], $absfn, $ext, $imgwidth, $imgheight);
if ($rc == -1) {
print "<!-- No permission to access this item -->\n";
$res["image_src"] = -1;
return $res;
}
$irc = 0;
$types = explode(',', S_ALLOWED_ZOOM_IMAGE_TYPES);
for ($i = 0; $i < count($types); $i++) {
if ($ext == trim($types[$i])) {
$irc = 1;
break;
}
}
if ($irc == 1) {
/* Read the collection default parameters */
dmGetCollectionImageSettings($inputarray["CISOROOT"], $enabled, $minjpegdim, $step, $maxderivedimg, $viewer, $docviewer, $compareviewer, $slideshowviewer);
$numsteps = count($step);
$dmwidth = $inputarray["DMWIDTH"] != "" ? $inputarray["DMWIDTH"] : $viewer["width"];
$dmheight = $inputarray["DMHEIGHT"] != "" ? $inputarray["DMHEIGHT"] : $viewer["height"];
$dmscale = $inputarray["DMSCALE"] != "" ? $inputarray["DMSCALE"] : $viewer["scale"];
$width = $dmwidth;
if ($width <= 0) {
$width = DEFAULTWIDTH;
} elseif ($width > MAXWIDTH) {
$width = MAXWIDTH;
}
if ($dmheight == "A" && $dmscale == "W") {
$height = $imgheight * $width / $imgwidth;
} else {
$height = $dmheight;
if ($height <= 0) {
$height = DEFAULTHEIGHT;
} elseif ($height > MAXHEIGHT) {
$height = MAXHEIGHT;
}
}
if ($inputarray["DMX"] == "") {
$oldx = 0;
} else {
$oldx = $inputarray["DMX"];
if ($oldx < 0) {
$oldx = 0;
}
}
if ($inputarray["DMY"] == "") {
$oldy = 0;
} else {
$oldy = $inputarray["DMY"];
if ($oldy < 0) {
$oldy = 0;
}
}
if ($dmscale == "F") {
for ($k = 0; $k < $numsteps; $k++) {
if ($step[$k] * $imgwidth / 100 > $width || $step[$k] * $imgheight / 100 > $height) {
break;
}
}
$k--;
if ($k < 0) {
$k = 0;
}
$scale = $step[$k];
} elseif ($dmscale == "W") {
$scale = $width * 100.0 / $imgwidth;
} else {
$scale = $dmscale;
if ($scale <= 0) {
$scale = 100;
}
}
if ($scale > MAXSCALE) {
$scale = MAXSCALE;
}
$nextscaleup = NextScale($scale, $step, $numsteps, 1);
$nextscaledown = NextScale($scale, $step, $numsteps, 0);
if ($inputarray["DMROTATE"] == 90) {
$clickx = $width - $inputarray["y"];
$clicky = $inputarray["x"];
} elseif ($inputarray["DMROTATE"] == 180) {
$clickx = $width - $inputarray["x"];
$clicky = $height - $inputarray["y"];
} elseif ($inputarray["DMROTATE"] == 270) {
$clickx = $inputarray["y"];
$clicky = $width - $inputarray["x"];
} else {
$clickx = $inputarray["x"];
$clicky = $inputarray["y"];
}
$dmoldscale = $inputarray["DMOLDSCALE"];
$dmfull = $inputarray["DMFULL"];
$dmtext = $inputarray["DMTEXT"];
if ($dmtext != "") {
$dmtext = str_replace(" ", "%20", $dmtext);
$dmtext = str_replace("'", "%27", $dmtext);
}
if ($clickx != "") {
if ($dmoldscale == "") {
$oldscale = $nextscaledown;
} else {
$oldscale = $dmoldscale;
}
$offsetx = $clickx;
if ($offsetx < 0) {
$offsetx = 0;
}
$offsety = $clicky;
if ($offsety < 0) {
$offsety = 0;
}
if ($dmfull == "1") {
$offsetx = $offsetx - $width / 2;
$offsety = $offsety - $height / 2;
} else {
if (isset($dmoldscale[0]) && $dmoldscale[0] != "") {
$offsetx = (int) ($scale / $oldscale * $offsetx) - $width / 2;
$offsety = (int) ($scale / $oldscale * $offsety) - $height / 2;
} else {
$offsetx = (int) ($scale / $oldscale * ($offsetx - $width / 2));
$offsety = (int) ($scale / $oldscale * ($offsety - $height / 2));
}
}
$oldx = $oldx + $offsetx;
if ($oldx + $width > $scale * $imgwidth / 100) {
$oldx = (int) ($scale * $imgwidth / 100) - $width;
}
if ($oldx < 0) {
$oldx = 0;
}
$oldy = $oldy + $offsety;
if ($oldy + $height > $scale * $imgheight / 100) {
$oldy = (int) ($scale * $imgheight / 100) - $height;
}
if ($oldy < 0) {
$oldy = 0;
}
}
/* Zoom in */
if ($nextscaleup > $scale) {
if ($scale * $imgwidth / 100 < $width) {
$min = (int) ($scale * $imgwidth) / 100;
} else {
$min = $width;
}
$tempx = (int) ($nextscaleup / $scale * ($oldx + $min / 2)) - $width / 2;
if ($tempx + $width > $nextscaleup * $imgwidth / 100) {
$tempx = (int) ($nextscaleup * $imgwidth / 100) - $width;
}
if ($tempx < 0) {
$tempx = 0;
}
if ($scale * $imgheight / 100 < $height) {
$min = (int) ($scale * $imgheight) / 100;
} else {
$min = $height;
}
$tempy = (int) ($nextscaleup / $scale * ($oldy + $min / 2)) - $height / 2;
if ($tempy + $height > $nextscaleup * $imgheight / 100) {
$tempy = (int) ($nextscaleup * $imgheight / 100) - $width;
}
if ($tempy < 0) {
$tempy = 0;
}
$res["image_zoomin_link"] = zoom_link($inputarray["CISOROOT"], $inputarray["CISOPTR"], $nextscaleup, $width, $height, $tempx, $tempy, $dmtext, $dmrec, $dmrotate);
} else {
$res["image_zoomin_link"] = "";
}
/* Zoom out */
if ($scale * $imgwidth / 100 < $width) {
$min = (int) ($scale * $imgwidth) / 100;
} else {
$min = $width;
}
$tempx = (int) ($nextscaledown / $scale * ($oldx + $min / 2)) - $width / 2;
if ($tempx + $width > $nextscaledown * $imgwidth / 100) {
$tempx = (int) ($nextscaledown * $imgwidth / 100) - $width;
}
if ($tempx < 0) {
$tempx = 0;
}
if ($scale * $imgheight / 100 < $height) {
$min = (int) ($scale * $imgheight) / 100;
} else {
$min = $height;
}
$tempy = (int) ($nextscaledown / $scale * ($oldy + $min / 2)) - $height / 2;
if ($tempy + $height > $nextscaledown * $imgheight / 100) {
$tempy = (int) ($nextscaledown * $imgheight / 100) - $height;
}
if ($tempy < 0) {
$tempy = 0;
}
if ($nextscaledown < $scale) {
$res["image_zoomout_link"] = zoom_link($inputarray["CISOROOT"], $inputarray["CISOPTR"], $nextscaledown, $width, $height, $tempx, $tempy, $dmtext, $dmrec, $dmrotate);
} else {
$res["image_zoomout_link"] = "";
}
/* Scale percentage box */
$temppct = sprintf("%.1f", $scale);
$res["image_pct_display"] = $temppct;
/* Zoom steps */
$steps = array();
foreach ($step as $current_step) {
$steps[$current_step] = array('level' => $current_step, 'url' => zoom_link($inputarray["CISOROOT"], $inputarray["CISOPTR"], $current_step, $width, $height, $tempx, $tempy, $dmtext, $dmrec, $dmrotate));
}
ksort($steps, SORT_NUMERIC);
$res['steps'] = $steps;
$res["current_zoom"] = $scale;
/* Full res */
if ($scale * $imgwidth / 100 < $width) {
$min = (int) ($scale * $imgwidth) / 100;
} else {
$min = $width;
}
$tempx = (int) (100.0 / $scale * ($oldx + $min / 2)) - $width / 2;
if ($tempx + $width > 100 * $imgwidth / 100) {
$tempx = (int) (100 * $imgwidth / 100) - $width;
}
if ($tempx < 0) {
$tempx = 0;
}
if ($scale * $imgheight / 100 < $height) {
$min = (int) ($scale * $imgheight) / 100;
} else {
$min = $height;
}
$tempy = (int) (100.0 / $scale * ($oldy + $min / 2)) - $height / 2;
if ($tempy + $height > 100.0 * $imgheight / 100) {
$tempy = (int) (100 * $imgheight / 100) - $width;
}
if ($tempy < 0) {
$tempy = 0;
}
$res["image_full_link"] = $base_url . "&DMSCALE=100&DMWIDTH=" . $width . "&DMHEIGHT=" . $height . "&DMX=" . $tempx . "&DMY=" . $tempy . "&DMTEXT=" . str_replace('%2520', '%20', urlencode($dmtext)) . "&REC=" . $dmrec . "&DMROTATE=" . $dmrotate;
/* Fit in window */
for ($k = 0; $k < $numsteps; $k++) {
if ($step[$k] * $imgwidth / 100 > $width || $step[$k] * $imgheight / 100 > $height) {
break;
}
}
$k--;
if ($k < 0) {
$k = 0;
}
$res["image_fit_link"] = $base_url . "&DMSCALE=" . $step[$k] . "&DMWIDTH=" . $width . "&DMHEIGHT=" . $height . "&DMTEXT=" . str_replace('%2520', '%20', urlencode($dmtext)) . "&REC=" . $dmrec . "&DMROTATE=" . $dmrotate;
/* Full width */
$tempscale = $width * 100.0 / $imgwidth;
$temppct = sprintf("%.5f", $tempscale);
$res["image_width_link"] = $base_url . "&DMSCALE=" . $temppct . "&DMWIDTH=" . $width . "&DMHEIGHT=" . $height . "&DMTEXT=" . str_replace('%2520', '%20', urlencode($dmtext)) . "&REC=" . $dmrec . "&DMROTATE=" . $dmrotate;
$res["image_scale"] = $nextscaleup;
$res["image_width"] = $width;
$res["image_height"] = $height;
if ($scale == $nextscaleup) {
$res["image_full"] = "1";
} else {
$res["image_full"] = "0";
}
if ($scale * $imgwidth / 100 < $width) {
$min = (int) ($scale * $imgwidth) / 100;
} else {
$min = $width;
}
$tempx = (int) ($nextscaleup / $scale * ($oldx + $min / 2)) - $width / 2;
if ($tempx + $width > $nextscaleup * $imgwidth / 100) {
$tempx = (int) ($nextscaleup * $imgwidth / 100) - $width;
}
if ($tempx < 0) {
$tempx = 0;
}
if ($scale * $imgheight / 100 < $height) {
$min = (int) ($scale * $imgheight) / 100;
} else {
$min = $height;
}
$tempy = (int) ($nextscaleup / $scale * ($oldy + $min / 2)) - $height / 2;
if ($tempy < 0) {
$tempy = 0;
}
$res["image_x"] = $tempx;
$res["image_y"] = $tempy;
$res["image_text"] = $dmtext;
$temppct = sprintf("%.5f", $scale);
$res["image_src"] = "/cgi-bin/getimage.exe?" . $base_url . "&DMSCALE=" . $temppct . "&DMWIDTH=" . $width . "&DMHEIGHT=" . $height . "&DMX=" . $oldx . "&DMY=" . $oldy . "&DMTEXT=" . str_replace('%2520', '%20', urlencode($dmtext)) . "&REC=" . $dmrec . "&DMROTATE=" . $dmrotate;
if ($imgwidth < $imgheight) {
$scalet = MAXTHUMBDIM * 100.0 / $imgheight;
} else {
$scalet = MAXTHUMBDIM * 100.0 / $imgwidth;
}
$thumbw = (int) ($scalet * $imgwidth / 100.0);
$thumbh = (int) ($scalet * $imgheight / 100.0);
$tx = (int) ($scalet / $scale * $oldx);
$ty = (int) ($scalet / $scale * $oldy);
$tw = (int) ($scalet / $scale * $width);
$th = (int) ($scalet / $scale * $height);
if ($tw > $thumbw) {
$tw = $thumbw;
}
if ($th > $thumbh) {
$th = $thumbh;
}
$temppct = sprintf("%.5f", $scalet);
$res["image_oldscale"] = $temppct;
$temppct = sprintf("%.5f", $scale);
$res["image_currentscale"] = $temppct;
$temppct = sprintf("%.5f", $scalet);
$res["image_guide_src"] = "/cgi-bin/getimage.exe?" . $base_url . "&DMSCALE=" . $temppct . "&DMWIDTH=" . $thumbw . "&DMHEIGHT=" . $thumbh . "&DMX=0&DMY=0" . "&DMBOUND=" . $tx . "," . $ty . "," . $tw . "," . $th . "&REC=" . $dmrec . "&DMROTATE=" . $dmrotate;
$res["image_thumbnail_width"] = $thumbw;
/* Rotate functions */
if ($dmrotate == "360") {
$dmrotate = "0";
}
$rleft = $dmrotate + 90;
$rright = ($dmrotate + 270) % 360;
$res["image_rotateleft_link"] = stripUrlVar($querystr, 'DMROTATE') . "&DMROTATE=" . $rleft;
$res["image_rotateright_link"] = stripUrlVar($querystr, 'DMROTATE') . "&DMROTATE=" . $rright;
} else {
$res["image_src"] = -1;
}
return $res;
}
function get_item_settings($alias, $itnum, $filetype)
{
global $isImage;
// arrrgh! I know!
$isthisImage = in_array($filetype, $isImage);
if ($isthisImage) {
dmGetCollectionImageSettings($alias, $pan_enabled, $minjpegdim, $zoomlevels, $maxderivedimg, $viewer, $docviewer, $compareviewer, $slideshowviewer);
dmGetImageInfo($alias, $itnum, $filename, $type, $width, $height);
return array('pan_enabled' => $pan_enabled, 'width' => $width, 'height' => $height, 'thumbnail' => "/cgi-bin/thumbnail.exe?CISOROOT=" . $alias . "&CISOPTR=" . $itnum, 'full_image' => "/cgi-bin/getimage.exe?CISOROOT=" . $alias . "&CISOPTR=" . $itnum . "&DMWIDTH=" . $width . "&DMHEIGHT=" . $height . "&DMSCALE=100");
} else {
return NULL;
}
}
$itnum = $requested_itnum;
$printable = true;
$print_item = $display_item;
} else {
$isthisCompoundObject = false;
$display_item = $parent_item;
$itnum = $requested_itnum;
$print_item = $display_item;
}
}
}
$filetype = GetFileExt($display_item['structure'][$display_item['index']["FIND"][0]]["value"]);
$doctitle = $display_item['structure'][$display_item['index']["TITLE"][0]]["value"];
$isthisImage = in_array($filetype, $isImage);
if ($isthisImage) {
dmGetCollectionImageSettings($alias, $pan_enabled, $minjpegdim, $zoomlevels, $maxderivedimg, $viewer, $docviewer, $compareviewer, $slideshowviewer);
include "discover/pan_scr.php";
define("FACEBOX", 'display');
define("LIGHTBOX", 'display');
define("SLIDER", 'display');
$lightbox_images = array('fullscreen_popup' => array('alias' => $alias, 'itnum' => $itnum));
// full-screen view settings
if ($lightbox_images) {
foreach ($lightbox_images as $id => $data) {
$filename = $type = $width = $height = '';
$image_info = dmGetImageInfo($alias, $itnum, $filename, $type, $width, $height);
$lightbox_images[$id]['filename'] = $filename;
$lightbox_images[$id]['type'] = $type;
$lightbox_images[$id]['width'] = $width;
$lightbox_images[$id]['height'] = $height;
}
