NcodeImageResizer.IMAGE_ID_BASE = 'ncode_imageresizer_container_';
NcodeImageResizer.WARNING_ID_BASE = 'ncode_imageresizer_warning_';

function NcodeImageResizer(id, img) {
this.id = id;
this.img = img;
this.originalWidth = 0;
this.originalHeight = 0;
this.warning = null;
this.warningTextNode = null;

img.id = NcodeImageResizer.IMAGE_ID_BASE+id;
}

NcodeImageResizer.getNextId = function() {
id = 1;
while(document.getElementById(NcodeImageResizer.IMAGE_ID_BASE+id) != null) {
id++;
}
return id;
}

NcodeImageResizer.createOn = function(img) {
isRecovery = false; // if this is a recovery from QuickEdit, which only restores the HTML, not the OO structure
if(img.id && img.id.indexOf(NcodeImageResizer.IMAGE_ID_BASE) == 0 && document.getElementById(NcodeImageResizer.WARNING_ID_BASE+img.id.substr(NcodeIma
geResizer.IMAGE_ID_BASE.length)) != null) {
newid = img.id.substr(NcodeImageResizer.IMAGE_ID_BASE.length);
resizer = new NcodeImageResizer(newid, img);
isRecovery = true;
resizer.restoreImage();
} else {
newid = NcodeImageResizer.getNextId();
resizer = new NcodeImageResizer(id, img);
}

if (resizer.originalWidth == 0) resizer.originalWidth = img.width;
if (resizer.originalHeight == 0) resizer.originalHeight = img.height;

if((NcodeImageResizer.MAXWIDTH > 0 && resizer.originalWidth > NcodeImageResizer.MAXWIDTH) || (NcodeImageResizer.MAXHEIGHT > 0 && resizer.originalHeight > NcodeImageResizer.MAXHEIGHT)) {
if(isRecovery) {
resizer.reclaimWarning(warning);
} else {
resizer.createWarning();
}
resizer.scale();
}
}

NcodeImageResizer.prototype.restoreImage = function() {
newimg = document.createElement('IMG');
newimg.src = this.img.src;
this.img.width = newimg.width;
this.img.height = newimg.height;
}

NcodeImageResizer.prototype.reclaimWarning = function() {
warning = document.getElementById(NcodeImageResizer.WARNING_ID_BASE+newid);

this.warning = warning;
this.warningTextNode = warning.firstChild.firstChild.childNodes[1].firstChild;
this.warning.resize = this;

this.scale();
}

NcodeImageResizer.prototype.createWarning = function() {
mtable = document.createElement('TABLE');
mtbody = document.createElement('TBODY');
mtr = document.createElement('TR');
mtd1 = document.createElement('TD');
mtd2 = document.createElement('TD');
mimg = document.createElement('IMG');
mtext = document.createTextNode('');

mimg.src = 'pic/error.gif';
mimg.width = 16;
mimg.height = 16;
mimg.alt = '';
mimg.border = 0;

mtd1.width = 20;
mtd1.className = 'td1';

mtd2.unselectable = 'on';
mtd2.className = 'td2';

mtable.className = 'ncode_imageresizer_warning';
mtable.textNode = mtext;
mtable.resize = this;
mtable.id = NcodeImageResizer.WARNING_ID_BASE+this.id;

mtd1.appendChild(mimg);
mtd2.appendChild(mtext);

mtr.appendChild(mtd1);
mtr.appendChild(mtd2);

mtbody.appendChild(mtr);

mtable.appendChild(mtbody);

this.img.parentNode.insertBefore(mtable, this.img);

this.warning = mtable;
this.warningTextNode = mtext;
}

NcodeImageResizer.prototype.scale = function() {
if(NcodeImageResizer.MAXWIDTH > 0 && this.originalWidth > NcodeImageResizer.MAXWIDTH) {
resized = true;
this.img.width = NcodeImageResizer.MAXWIDTH;
this.img.height = (NcodeImageResizer.MAXWIDTH / this.originalWidth) * this.originalHeight;
}
if(NcodeImageResizer.MAXHEIGHT > 0 && this.originalHeight > NcodeImageResizer.MAXHEIGHT) {
resized = true;
this.img.height = NcodeImageResizer.MAXHEIGHT;
this.img.width = (NcodeImageResizer.MAXHEIGHT / this.originalHeight) * this.originalWidth;
}

this.warning.width = this.img.width;
this.warning.onclick = function() { return this.resize.unScale(); }

if(this.img.width < 450) {
this.warningTextNode.data = NcodeImageResizer.Msg1;
} else if(this.img.fileSize && this.img.fileSize > 0) {
this.warningTextNode.data = NcodeImageResizer.Msg2.replace('%1$s', this.originalWidth).replace('%2$s', this.originalHeight).replace('%3$s', Math.round(this.img.fileSize/1024));
} else {
this.warningTextNode.data = NcodeImageResizer.Msg3.replace('%1$s', this.originalWidth).replace('%2$s', this.originalHeight);
}

return false;
}

NcodeImageResizer.prototype.unScale = function() {
switch(NcodeImageResizer.MODE) {
case 'none':
break;
case 'samewindow':
window.open(this.img.src, '_self');
break;
case 'newwindow':
window.open(this.img.src, '_blank');
break;
case 'enlarge':
default:
this.img.width = this.originalWidth;
this.img.height = this.originalHeight;
this.img.className = 'ncode_imageresizer_original';
if(this.warning != null) {
this.warningTextNode.data = NcodeImageResizer.Msg4;
this.warning.width = this.img.width;
this.warning.onclick = function() { return this.resize.scale() };
}
break;
}

return false;
}

// Underline
$s = preg_replace("/\[u\]((\s|.)+?)\[\/u\]/", "\\1", $s);

// Underline
$s = preg_replace("/\[u\]((\s|.)+?)\[\/u\]/i", "\\1", $s);

// [img]http://www/image.gif[/img*]
$s = preg_replace("/\[img\](http:\/\/[^\s'\"<>]+(\.(jpg|gif|png)))\[\/img\]/i", "
This image has been resized, click here to view the full-sized image.
", $s);

// [img=http://www/image.gif]
$s = preg_replace("/\[img=(http:\/\/[^\s'\"<>]+(\.(gif|jpg|png)))\]/i", "", $s);

// Text
$s = preg_replace(
"/\+)\]((\s|.)+?)\[\/color\]/i",
"\\2", $s);

// [color=#ffcc99]Text
$s = preg_replace(
"/\[color=(#[a-f0-9][a-f0-9][a-f0-9][a-f0-9][a-f0-9][a-f0-9])\]((\s|.)+?)\[\/color\]/i",
"\\2", $s);