/**
 * editor_plugin_src.js
 *
 * Copyright 2009, Moxiecode Systems AB
 * Released under LGPL License.
 *
 * License: http://tinymce.moxiecode.com/license
 * Contributing: http://tinymce.moxiecode.com/contributing
 */

(function() {
    var DOM = tinymce.DOM, Element = tinymce.dom.Element, Event = tinymce.dom.Event, each = tinymce.each, is = tinymce.is;

    tinymce.create('tinymce.plugins.InlinePopups', {
        init : function(ed, url) {
            // Replace window manager
            ed.onBeforeRenderUI.add(function() {
                ed.windowManager = new tinymce.InlineWindowManager(ed);
                DOM.loadCSS(url + '/skins/' + (ed.settings.inlinepopups_skin || 'clearlooks2') + "/window.css");
            });
        },

        getInfo : function() {
            return {
                longname : 'InlinePopups',
                author : 'Moxiecode Systems AB',
                authorurl : 'http://tinymce.moxiecode.com',
                infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/inlinepopups',
                version : tinymce.majorVersion + "." + tinymce.minorVersion
            };
        }
    });

    tinymce.create('tinymce.InlineWindowManager:tinymce.WindowManager', {
        InlineWindowManager : function(ed) {
            var t = this;

            t.parent(ed);
            t.zIndex = 300000;
            t.count = 0;
            t.windows = {};
        },

        open : function(f, p) {
            var t = this, id, opt = '', ed = t.editor, dw = 0, dh = 0, vp, po, mdf, clf, we, w, u, parentWindow;

            f = f || {};
            p = p || {};

            // Run native windows
            if (!f.inline)
                return t.parent(f, p);

            parentWindow = t._frontWindow();
            if (parentWindow && DOM.get(parentWindow.id + '_ifr')) {
                parentWindow.focussedElement = DOM.get(parentWindow.id + '_ifr').contentWindow.document.activeElement;
            }
            
            // Only store selection if the type is a normal window
            if (!f.type)
                t.bookmark = ed.selection.getBookmark(1);

            id = DOM.uniqueId();
            vp = DOM.getViewPort();
            f.width = parseInt(f.width || 320);
            f.height = parseInt(f.height || 240) + (tinymce.isIE ? 8 : 0);
            f.min_width = parseInt(f.min_width || 150);
            f.min_height = parseInt(f.min_height || 100);
            f.max_width = parseInt(f.max_width || 2000);
            f.max_height = parseInt(f.max_height || 2000);
            f.left = f.left || Math.round(Math.max(vp.x, vp.x + (vp.w / 2.0) - (f.width / 2.0)));
            f.top = f.top || Math.round(Math.max(vp.y, vp.y + (vp.h / 2.0) - (f.height / 2.0)));
            f.movable = f.resizable = true;
            p.mce_width = f.width;
            p.mce_height = f.height;
            p.mce_inline = true;
            p.mce_window_id = id;
            p.mce_auto_focus = f.auto_focus;

            // Transpose
//          po = DOM.getPos(ed.getContainer());
//          f.left -= po.x;
//          f.top -= po.y;

            t.features = f;
            t.params = p;
            t.onOpen.dispatch(t, f, p);

            if (f.type) {
                opt += ' mceModal';

                if (f.type)
                    opt += ' mce' + f.type.substring(0, 1).toUpperCase() + f.type.substring(1);

                f.resizable = false;
            }

            if (f.statusbar)
                opt += ' mceStatusbar';

            if (f.resizable)
                opt += ' mceResizable';

            if (f.minimizable)
                opt += ' mceMinimizable';

            if (f.maximizable)
                opt += ' mceMaximizable';

            if (f.movable)
                opt += ' mceMovable';

            // Create DOM objects
            t._addAll(DOM.doc.body, 
                ['div', {id : id, role : 'dialog', 'aria-labelledby': f.type ? id + '_content' : id + '_title', 'class' : (ed.settings.inlinepopups_skin || 'clearlooks2') + (tinymce.isIE && window.getSelection ? ' ie9' : ''), style : 'width:100px;height:100px'}, 
                    ['div', {id : id + '_wrapper', 'class' : 'mceWrapper' + opt},
                        ['div', {id : id + '_top', 'class' : 'mceTop'}, 
                            ['div', {'class' : 'mceLeft'}],
                            ['div', {'class' : 'mceCenter'}],
                            ['div', {'class' : 'mceRight'}],
                            ['span', {id : id + '_title'}, f.title || '']
                        ],

                        ['div', {id : id + '_middle', 'class' : 'mceMiddle'}, 
                            ['div', {id : id + '_left', 'class' : 'mceLeft', tabindex : '0'}],
                            ['span', {id : id + '_content'}],
                            ['div', {id : id + '_right', 'class' : 'mceRight', tabindex : '0'}]
                        ],

                        ['div', {id : id + '_bottom', 'class' : 'mceBottom'},
                            ['div', {'class' : 'mceLeft'}],
                            ['div', {'class' : 'mceCenter'}],
                            ['div', {'class' : 'mceRight'}],
                            ['span', {id : id + '_status'}, 'Content']
                        ],

                        ['a', {'class' : 'mceMove', tabindex : '-1', href : 'javascript:;'}],
                        ['a', {'class' : 'mceMin', tabindex : '-1', href : 'javascript:;', onmousedown : 'return false;'}],
                        ['a', {'class' : 'mceMax', tabindex : '-1', href : 'javascript:;', onmousedown : 'return false;'}],
                        ['a', {'class' : 'mceMed', tabindex : '-1', href : 'javascript:;', onmousedown : 'return false;'}],
                        ['a', {'class' : 'mceClose', tabindex : '-1', href : 'javascript:;', onmousedown : 'return false;'}],
                        ['a', {id : id + '_resize_n', 'class' : 'mceResize mceResizeN', tabindex : '-1', href : 'javascript:;'}],
                        ['a', {id : id + '_resize_s', 'class' : 'mceResize mceResizeS', tabindex : '-1', href : 'javascript:;'}],
                        ['a', {id : id + '_resize_w', 'class' : 'mceResize mceResizeW', tabindex : '-1', href : 'javascript:;'}],
                        ['a', {id : id + '_resize_e', 'class' : 'mceResize mceResizeE', tabindex : '-1', href : 'javascript:;'}],
                        ['a', {id : id + '_resize_nw', 'class' : 'mceResize mceResizeNW', tabindex : '-1', href : 'javascript:;'}],
                        ['a', {id : id + '_resize_ne', 'class' : 'mceResize mceResizeNE', tabindex : '-1', href : 'javascript:;'}],
                        ['a', {id : id + '_resize_sw', 'class' : 'mceResize mceResizeSW', tabindex : '-1', href : 'javascript:;'}],
                        ['a', {id : id + '_resize_se', 'class' : 'mceResize mceResizeSE', tabindex : '-1', href : 'javascript:;'}]
                    ]
                ]
            );

            DOM.setStyles(id, {top : -10000, left : -10000});

            // Fix gecko rendering bug, where the editors iframe messed with window contents
            if (tinymce.isGecko)
                DOM.setStyle(id, 'overflow', 'auto');

            // Measure borders
            if (!f.type) {
                dw += DOM.get(id + '_left').clientWidth;
                dw += DOM.get(id + '_right').clientWidth;
                dh += DOM.get(id + '_top').clientHeight;
                dh += DOM.get(id + '_bottom').clientHeight;
            }

            // Resize window
            DOM.setStyles(id, {top : f.top, left : f.left, width : f.width + dw, height : f.height + dh});

            u = f.url || f.file;
            if (u) {
                if (tinymce.relaxedDomain)
                    u += (u.indexOf('?') == -1 ? '?' : '&') + 'mce_rdomain=' + tinymce.relaxedDomain;

                u = tinymce._addVer(u);
            }

            if (!f.type) {
                DOM.add(id + '_content', 'iframe', {id : id + '_ifr', src : 'javascript:""', frameBorder : 0, style : 'border:0;width:10px;height:10px'});
                DOM.setStyles(id + '_ifr', {width : f.width, height : f.height});
                DOM.setAttrib(id + '_ifr', 'src', u);
            } else {
                DOM.add(id + '_wrapper', 'a', {id : id + '_ok', 'class' : 'mceButton mceOk', href : 'javascript:;', onmousedown : 'return false;'}, 'Ok');

                if (f.type == 'confirm')
                    DOM.add(id + '_wrapper', 'a', {'class' : 'mceButton mceCancel', href : 'javascript:;', onmousedown : 'return false;'}, 'Cancel');

                DOM.add(id + '_middle', 'div', {'class' : 'mceIcon'});
                DOM.setHTML(id + '_content', f.content.replace('\n', '<br />'));
                
                Event.add(id, 'keyup', function(evt) {
                    var VK_ESCAPE = 27;
                    if (evt.keyCode === VK_ESCAPE) {
                        f.button_func(false);
                        return Event.cancel(evt);
                    }
                });

                Event.add(id, 'keydown', function(evt) {
                    var cancelButton, VK_TAB = 9;
                    if (evt.keyCode === VK_TAB) {
                        cancelButton = DOM.select('a.mceCancel', id + '_wrapper')[0];
                        if (cancelButton && cancelButton !== evt.target) {
                            cancelButton.focus();
                        } else {
                            DOM.get(id + '_ok').focus();
                        }
                        return Event.cancel(evt);
                    }
                });
            }

            // Register events
            mdf = Event.add(id, 'mousedown', function(e) {
                var n = e.target, w, vp;

                w = t.windows[id];
                t.focus(id);

                if (n.nodeName == 'A' || n.nodeName == 'a') {
                    if (n.className == 'mceClose') {
                        t.close(null, id);
                        return Event.cancel(e);
                    } else if (n.className == 'mceMax') {
                        w.oldPos = w.element.getXY();
                        w.oldSize = w.element.getSize();

                        vp = DOM.getViewPort();

                        // Reduce viewport size to avoid scrollbars
                        vp.w -= 2;
                        vp.h -= 2;

                        w.element.moveTo(vp.x, vp.y);
                        w.element.resizeTo(vp.w, vp.h);
                        DOM.setStyles(id + '_ifr', {width : vp.w - w.deltaWidth, height : vp.h - w.deltaHeight});
                        DOM.addClass(id + '_wrapper', 'mceMaximized');
                    } else if (n.className == 'mceMed') {
                        // Reset to old size
                        w.element.moveTo(w.oldPos.x, w.oldPos.y);
                        w.element.resizeTo(w.oldSize.w, w.oldSize.h);
                        w.iframeElement.resizeTo(w.oldSize.w - w.deltaWidth, w.oldSize.h - w.deltaHeight);

                        DOM.removeClass(id + '_wrapper', 'mceMaximized');
                    } else if (n.className == 'mceMove')
                        return t._startDrag(id, e, n.className);
                    else if (DOM.hasClass(n, 'mceResize'))
                        return t._startDrag(id, e, n.className.substring(13));
                }
            });

            clf = Event.add(id, 'click', function(e) {
                var n = e.target;

                t.focus(id);

                if (n.nodeName == 'A' || n.nodeName == 'a') {
                    switch (n.className) {
                        case 'mceClose':
                            t.close(null, id);
                            return Event.cancel(e);

                        case 'mceButton mceOk':
                        case 'mceButton mceCancel':
                            f.button_func(n.className == 'mceButton mceOk');
                            return Event.cancel(e);
                    }
                }
            });
            
            // Make sure the tab order loops within the dialog.
            Event.add([id + '_left', id + '_right'], 'focus', function(evt) {
                var iframe = DOM.get(id + '_ifr');
                if (iframe) {
                    var body = iframe.contentWindow.document.body;
                    var focusable = DOM.select(':input:enabled,*[tabindex=0]', body);
                    if (evt.target.id === (id + '_left')) {
                        focusable[focusable.length - 1].focus();
                    } else {
                        focusable[0].focus();
                    }
                } else {
                    DOM.get(id + '_ok').focus();
                }
            });
            
            // Add window
            w = t.windows[id] = {
                id : id,
                mousedown_func : mdf,
                click_func : clf,
                element : new Element(id, {blocker : 1, container : ed.getContainer()}),
                iframeElement : new Element(id + '_ifr'),
                features : f,
                deltaWidth : dw,
                deltaHeight : dh
            };

            w.iframeElement.on('focus', function() {
                t.focus(id);
            });

            // Setup blocker
            if (t.count == 0 && t.editor.getParam('dialog_type', 'modal') == 'modal') {
                DOM.add(DOM.doc.body, 'div', {
                    id : 'mceModalBlocker',
                    'class' : (t.editor.settings.inlinepopups_skin || 'clearlooks2') + '_modalBlocker',
                    style : {zIndex : t.zIndex - 1}
                });

                DOM.show('mceModalBlocker'); // Reduces flicker in IE
                DOM.setAttrib(DOM.doc.body, 'aria-hidden', 'true');
            } else
                DOM.setStyle('mceModalBlocker', 'z-index', t.zIndex - 1);

            if (tinymce.isIE6 || /Firefox\/2\./.test(navigator.userAgent) || (tinymce.isIE && !DOM.boxModel))
                DOM.setStyles('mceModalBlocker', {position : 'absolute', left : vp.x, top : vp.y, width : vp.w - 2, height : vp.h - 2});

            DOM.setAttrib(id, 'aria-hidden', 'false');
            t.focus(id);
            t._fixIELayout(id, 1);

            // Focus ok button
            if (DOM.get(id + '_ok'))
                DOM.get(id + '_ok').focus();
            t.count++;

            return w;
        },

        focus : function(id) {
            var t = this, w;

            if (w = t.windows[id]) {
                w.zIndex = this.zIndex++;
                w.element.setStyle('zIndex', w.zIndex);
                w.element.update();

                id = id + '_wrapper';
                DOM.removeClass(t.lastId, 'mceFocus');
                DOM.addClass(id, 'mceFocus');
                t.lastId = id;
                
                if (w.focussedElement) {
                    w.focussedElement.focus();
                } else if (DOM.get(id + '_ok')) {
                    DOM.get(w.id + '_ok').focus();
                } else if (DOM.get(w.id + '_ifr')) {
                    DOM.get(w.id + '_ifr').focus();
                }
            }
        },

        _addAll : function(te, ne) {
            var i, n, t = this, dom = tinymce.DOM;

            if (is(ne, 'string'))
                te.appendChild(dom.doc.createTextNode(ne));
            else if (ne.length) {
                te = te.appendChild(dom.create(ne[0], ne[1]));

                for (i=2; i<ne.length; i++)
                    t._addAll(te, ne[i]);
            }
        },

        _startDrag : function(id, se, ac) {
            var t = this, mu, mm, d = DOM.doc, eb, w = t.windows[id], we = w.element, sp = we.getXY(), p, sz, ph, cp, vp, sx, sy, sex, sey, dx, dy, dw, dh;

            // Get positons and sizes
//          cp = DOM.getPos(t.editor.getContainer());
            cp = {x : 0, y : 0};
            vp = DOM.getViewPort();

            // Reduce viewport size to avoid scrollbars while dragging
            vp.w -= 2;
            vp.h -= 2;

            sex = se.screenX;
            sey = se.screenY;
            dx = dy = dw = dh = 0;

            // Handle mouse up
            mu = Event.add(d, 'mouseup', function(e) {
                Event.remove(d, 'mouseup', mu);
                Event.remove(d, 'mousemove', mm);

                if (eb)
                    eb.remove();

                we.moveBy(dx, dy);
                we.resizeBy(dw, dh);
                sz = we.getSize();
                DOM.setStyles(id + '_ifr', {width : sz.w - w.deltaWidth, height : sz.h - w.deltaHeight});
                t._fixIELayout(id, 1);

                return Event.cancel(e);
            });

            if (ac != 'Move')
                startMove();

            function startMove() {
                if (eb)
                    return;

                t._fixIELayout(id, 0);

                // Setup event blocker
                DOM.add(d.body, 'div', {
                    id : 'mceEventBlocker',
                    'class' : 'mceEventBlocker ' + (t.editor.settings.inlinepopups_skin || 'clearlooks2'),
                    style : {zIndex : t.zIndex + 1}
                });

                if (tinymce.isIE6 || (tinymce.isIE && !DOM.boxModel))
                    DOM.setStyles('mceEventBlocker', {position : 'absolute', left : vp.x, top : vp.y, width : vp.w - 2, height : vp.h - 2});

                eb = new Element('mceEventBlocker');
                eb.update();

                // Setup placeholder
                p = we.getXY();
                sz = we.getSize();
                sx = cp.x + p.x - vp.x;
                sy = cp.y + p.y - vp.y;
                DOM.add(eb.get(), 'div', {id : 'mcePlaceHolder', 'class' : 'mcePlaceHolder', style : {left : sx, top : sy, width : sz.w, height : sz.h}});
                ph = new Element('mcePlaceHolder');
            };

            // Handle mouse move/drag
            mm = Event.add(d, 'mousemove', function(e) {
                var x, y, v;

                startMove();

                x = e.screenX - sex;
                y = e.screenY - sey;

                switch (ac) {
                    case 'ResizeW':
                        dx = x;
                        dw = 0 - x;
                        break;

                    case 'ResizeE':
                        dw = x;
                        break;

                    case 'ResizeN':
                    case 'ResizeNW':
                    case 'ResizeNE':
                        if (ac == "ResizeNW") {
                            dx = x;
                            dw = 0 - x;
                        } else if (ac == "ResizeNE")
                            dw = x;

                        dy = y;
                        dh = 0 - y;
                        break;

                    case 'ResizeS':
                    case 'ResizeSW':
                    case 'ResizeSE':
                        if (ac == "ResizeSW") {
                            dx = x;
                            dw = 0 - x;
                        } else if (ac == "ResizeSE")
                            dw = x;

                        dh = y;
                        break;

                    case 'mceMove':
                        dx = x;
                        dy = y;
                        break;
                }

                // Boundary check
                if (dw < (v = w.features.min_width - sz.w)) {
                    if (dx !== 0)
                        dx += dw - v;

                    dw = v;
                }
    
                if (dh < (v = w.features.min_height - sz.h)) {
                    if (dy !== 0)
                        dy += dh - v;

                    dh = v;
                }

                dw = Math.min(dw, w.features.max_width - sz.w);
                dh = Math.min(dh, w.features.max_height - sz.h);
                dx = Math.max(dx, vp.x - (sx + vp.x));
                dy = Math.max(dy, vp.y - (sy + vp.y));
                dx = Math.min(dx, (vp.w + vp.x) - (sx + sz.w + vp.x));
                dy = Math.min(dy, (vp.h + vp.y) - (sy + sz.h + vp.y));

                // Move if needed
                if (dx + dy !== 0) {
                    if (sx + dx < 0)
                        dx = 0;
    
                    if (sy + dy < 0)
                        dy = 0;

                    ph.moveTo(sx + dx, sy + dy);
                }

                // Resize if needed
                if (dw + dh !== 0)
                    ph.resizeTo(sz.w + dw, sz.h + dh);

                return Event.cancel(e);
            });

            return Event.cancel(se);
        },

        resizeBy : function(dw, dh, id) {
            var w = this.windows[id];

            if (w) {
                w.element.resizeBy(dw, dh);
                w.iframeElement.resizeBy(dw, dh);
            }
        },

        close : function(win, id) {
            var t = this, w, d = DOM.doc, fw, id;

            id = t._findId(id || win);

            // Probably not inline
            if (!t.windows[id]) {
                t.parent(win);
                return;
            }

            t.count--;

            if (t.count == 0) {
                DOM.remove('mceModalBlocker');
                DOM.setAttrib(DOM.doc.body, 'aria-hidden', 'false');
                t.editor.focus();
            }

            if (w = t.windows[id]) {
                t.onClose.dispatch(t);
                Event.remove(d, 'mousedown', w.mousedownFunc);
                Event.remove(d, 'click', w.clickFunc);
                Event.clear(id);
                Event.clear(id + '_ifr');

                DOM.setAttrib(id + '_ifr', 'src', 'javascript:""'); // Prevent leak
                w.element.remove();
                delete t.windows[id];

                fw = t._frontWindow();

                if (fw)
                    t.focus(fw.id);
            }
        },
        
        // Find front most window
        _frontWindow : function() {
            var fw, ix = 0;
            // Find front most window and focus that
            each (this.windows, function(w) {
                if (w.zIndex > ix) {
                    fw = w;
                    ix = w.zIndex;
                }
            });
            return fw;
        },

        setTitle : function(w, ti) {
            var e;

            w = this._findId(w);

            if (e = DOM.get(w + '_title'))
                e.innerHTML = DOM.encode(ti);
        },

        alert : function(txt, cb, s) {
            var t = this, w;

            w = t.open({
                title : t,
                type : 'alert',
                button_func : function(s) {
                    if (cb)
                        cb.call(s || t, s);

                    t.close(null, w.id);
                },
                content : DOM.encode(t.editor.getLang(txt, txt)),
                inline : 1,
                width : 400,
                height : 130
            });
        },

        confirm : function(txt, cb, s) {
            var t = this, w;

            w = t.open({
                title : t,
                type : 'confirm',
                button_func : function(s) {
                    if (cb)
                        cb.call(s || t, s);

                    t.close(null, w.id);
                },
                content : DOM.encode(t.editor.getLang(txt, txt)),
                inline : 1,
                width : 400,
                height : 130
            });
        },

        // Internal functions

        _findId : function(w) {
            var t = this;

            if (typeof(w) == 'string')
                return w;

            each(t.windows, function(wo) {
                var ifr = DOM.get(wo.id + '_ifr');

                if (ifr && w == ifr.contentWindow) {
                    w = wo.id;
                    return false;
                }
            });

            return w;
        },

        _fixIELayout : function(id, s) {
            var w, img;

            if (!tinymce.isIE6)
                return;

            // Fixes the bug where hover flickers and does odd things in IE6
            each(['n','s','w','e','nw','ne','sw','se'], function(v) {
                var e = DOM.get(id + '_resize_' + v);

                DOM.setStyles(e, {
                    width : s ? e.clientWidth : '',
                    height : s ? e.clientHeight : '',
                    cursor : DOM.getStyle(e, 'cursor', 1)
                });

                DOM.setStyle(id + "_bottom", 'bottom', '-1px');

                e = 0;
            });

            // Fixes graphics glitch
            if (w = this.windows[id]) {
                // Fixes rendering bug after resize
                w.element.hide();
                w.element.show();

                // Forced a repaint of the window
                //DOM.get(id).style.filter = '';

                // IE has a bug where images used in CSS won't get loaded
                // sometimes when the cache in the browser is disabled
                // This fix tries to solve it by loading the images using the image object
                each(DOM.select('div,a', id), function(e, i) {
                    if (e.currentStyle.backgroundImage != 'none') {
                        img = new Image();
                        img.src = e.currentStyle.backgroundImage.replace(/url\(\"(.+)\"\)/, '$1');
                    }
                });

                DOM.get(id).style.filter = '';
            }
        }
    });

    // Register plugin
    tinymce.PluginManager.add('inlinepopups', tinymce.plugins.InlinePopups);
})();

