asda2432es

✏️ Editing: transitions.js

/*!
 * Matomo - free/libre analytics platform
 *
 * @link https://matomo.org
 * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 */

//
// TRANSITIONS ROW ACTION FOR DATA TABLES
//

function DataTable_RowActions_Transitions(dataTable) {
    this.dataTable = dataTable;
    this.transitions = null;
}

DataTable_RowActions_Transitions.prototype = new DataTable_RowAction;

/** Static helper method to launch transitions from anywhere */
DataTable_RowActions_Transitions.launchForUrl = function (url, segment) {
    var value = 'Transitions:url:' + url;
    if (segment) {
        value += ':segment:' + segment;
    }
    broadcast.propagateNewPopoverParameter('RowAction', value);
};

DataTable_RowActions_Transitions.isPageUrlReport = function (module, action) {
    return module == 'Actions' &&
        (action == 'getPageUrls' || action == 'getEntryPageUrls' || action == 'getExitPageUrls' || action == 'getPageUrlsFollowingSiteSearch');
};

DataTable_RowActions_Transitions.isPageTitleReport = function (module, action) {
    return module == 'Actions' && (action == 'getPageTitles' || action == 'getPageTitlesFollowingSiteSearch');
};

DataTable_RowActions_Transitions.registeredReports = [];
DataTable_RowActions_Transitions.registerReport = function (handler) {
    DataTable_RowActions_Transitions.registeredReports.push(handler);
}

DataTable_RowActions_Transitions.prototype.trigger = function (tr, e, subTableLabel) {
 var i = 0;
 for (i; i < DataTable_RowActions_Transitions.registeredReports.length; i++) {
 var report = DataTable_RowActions_Transitions.registeredReports[i];
 if (report
 && report.trigger
 && report.isAvailableOnReport
 && report.isAvailableOnReport(this.dataTable.param)) {
 report.trigger.apply(this, arguments);
 return;
 }
 }

alert('Transitions can\'t be used on this report.');
};

DataTable_RowActions_Transitions.prototype.performAction = function (label, tr, e) {
 var separator = ' > '; // LabelFilter::SEPARATOR_RECURSIVE_LABEL
 var labelParts = label.split(separator);
 for (var i = 0; i < labelParts.length; i++) {
 var labelPart = labelParts[i].replace('@', '');
 labelParts[i] = $.trim(decodeURIComponent(labelPart));
 }
 var delimiter = piwik.config.action_url_category_delimiter;
 if(this.dataTable.param.action.indexOf('PageTitles') !== false) {
 delimiter = piwik.config.action_title_category_delimiter;
 }
 label = labelParts.join(delimiter);
 this.openPopover('title:' + label);
};

DataTable_RowActions_Transitions.prototype.doOpenPopover = function (link) {
    var ALLOWED_OVERRIDE_PARAMS = ['segment', 'date', 'period', 'idSite'];

var parts = link.split(':');

var overrideParams = {};

var i = 0;
 while (i < parts.length) {
 var paramName = decodeURIComponent(parts[i]);
 if (ALLOWED_OVERRIDE_PARAMS.indexOf(paramName) === -1) {
 i += 1;
 continue;
 }

overrideParams[paramName] = decodeURIComponent(parts[i + 1]);
        parts.splice(i, 2);
    }

if (parts.length < 2) {
 return;
 }

var actionType = parts[0];
    parts.shift();
    var actionName = parts.join(':');

if (this.transitions === null) {
        this.transitions = new Piwik_Transitions(actionType, actionName, this, overrideParams);
    } else {
        this.transitions.reset(actionType, actionName, segment);
    }
    this.transitions.showPopover();
};

DataTable_RowActions_Registry.register({

name: 'Transitions',

dataTableIcon: 'icon-transition',

order: 20,

dataTableIconTooltip: [
        _pk_translate('General_TransitionsRowActionTooltipTitle'),
        _pk_translate('General_TransitionsRowActionTooltip')
    ],

createInstance: function (dataTable) {
        return new DataTable_RowActions_Transitions(dataTable);
    },

isAvailableOnReport: function (dataTableParams) {

if (piwik.transitionsMaxPeriodAllowed && dataTableParams['period']) {

if (dataTableParams['period'] === 'range') {

return false;
    },

isAvailableOnRow: function (dataTableParams, tr) {
        if (tr.hasClass('subDataTable') || tr.hasClass('totalsRow')) {
            // not available on groups (i.e. folders)
            return false;
        }

var i = 0;
 for (i; i < DataTable_RowActions_Transitions.registeredReports.length; i++) {
 var report = DataTable_RowActions_Transitions.registeredReports[i];
 if (report
 && report.isAvailableOnRow
 && report.isAvailableOnReport
 && report.isAvailableOnReport(dataTableParams)) {
 return report.isAvailableOnRow(dataTableParams, tr);
 }
 }

return true;
    }

});

//
// TRANSITIONS IMPLEMENTATION
//

function Piwik_Transitions(actionType, actionName, rowAction, overrideParams) {
    this.reset(actionType, actionName, overrideParams);
    this.rowAction = rowAction;

this.ajax = new Piwik_Transitions_Ajax();
    this.model = new Piwik_Transitions_Model(this.ajax);

this.leftGroups = ['previousPages', 'previousSiteSearches', 'searchEngines', 'socialNetworks', 'websites', 'campaigns'];
    this.rightGroups = ['followingPages', 'followingSiteSearches', 'downloads', 'outlinks'];
}

Piwik_Transitions.prototype.reset = function (actionType, actionName, overrideParams) {
    this.actionType = actionType;
    this.actionName = actionName;
    this.overrideParams = overrideParams;

this.popover = null;
    this.canvas = null;
    this.centerBox = null;

this.leftOpenGroup = 'previousPages';
    this.rightOpenGroup = 'followingPages';

this.highlightedGroup = false;
    this.highlightedGroupSide = false;
    this.highlightedGroupCenterEl = false;
};

/** Open the popover */
Piwik_Transitions.prototype.showPopover = function (showEmbeddedInReport) {
    var self = this;
    this.showEmbeddedInReport = showEmbeddedInReport;

$('#transitions_report .popoverContainer').hide();

if (showEmbeddedInReport) {
        this.popover = $('#transitions_report');
        $('#Transitions_Error_Container').hide();
        $('#transitions_inline_loading').show();
    } else {
        this.popover = Piwik_Popover.showLoading('Transitions', self.actionName, 550);
        Piwik_Popover.addHelpButton('https://matomo.org/docs/transitions');
    }

var bothLoaded = function () {
        if (!showEmbeddedInReport) {
            Piwik_Popover.setContent(Piwik_Transitions.popoverHtml);
        } else {
          $('#transitions_inline_loading').hide();
            $('#transitions_report .popoverContainer').html(Piwik_Transitions.popoverHtml);
            $('#transitions_report .popoverContainer').show();
        }
        self.preparePopover();
        self.model.htmlLoaded();

if (self.model.searchEnginesNbTransitions > 0 && self.model.websitesNbTransitions > 0 && self.model.socialNetworksNbTransitions > 0
            && self.model.campaignsNbTransitions > 0) {
            self.canvas.narrowMode();
        }

self.render();
        self.canvas.truncateVisibleBoxTexts();
    };

// load the popover HTML (only done once)
    var callbackForHtml = false;
    if (typeof Piwik_Transitions.popoverHtml == 'undefined') {
        this.ajax.callTransitionsController('renderPopover', function (html) {
            Piwik_Transitions.popoverHtml = html;
            if (callbackForHtml !== false) {
                callbackForHtml();
            }
        });
    }

// load the data
    self.model.loadData(self.actionType, self.actionName, self.overrideParams, function () {
        if (typeof Piwik_Transitions.popoverHtml == 'undefined') {
            // html not there yet
            callbackForHtml = bothLoaded;
        } else {
            // html already loaded
            bothLoaded();
        }
    });
};

/** Prepare the popover with the basic DOM to add data later. */
Piwik_Transitions.prototype.preparePopover = function () {
    var self = this;

var width = 900;
    var height = 550;

var canvasBgLeft = self.prepareCanvas('Background_Left', width, height);
    var canvasBgRight = self.prepareCanvas('Background_Right', width, height);
    var canvasLeft = self.prepareCanvas('Left', width, height);
    var canvasRight = self.prepareCanvas('Right', width, height);
    var canvasLoops = self.prepareCanvas('Loops', width, height);

self.canvas = new Piwik_Transitions_Canvas(canvasBgLeft, canvasBgRight, canvasLeft, canvasRight,
        canvasLoops, width, height);

self.centerBox = self.popover.find('#Transitions_CenterBox');

var title = self.actionName;
    if (self.actionType == 'url') {
        title = Piwik_Transitions_Util.shortenUrl(title, true);
    }
    var h2 = self.centerBox.find('h2');
    var textContainer = h2;
    if (self.actionType == 'url') {
        var a = $(document.createElement('a'));
        a.attr('href', self.actionName);
        a.attr('rel', 'noreferrer noopener');
        a.attr('target', '_blank');
        h2.append(a);
        textContainer = a;
    }

textContainer.addClass('Transitions_ApplyTextAndTruncate')
        .data('text', title)
        .data('maxLines', 3);

var element = textContainer.add(self.popover.find('p.Transitions_Pageviews'));

element.tooltip({
        track: true,
        content: function () {
            var totalNbPageviews = self.model.getTotalNbPageviews();
            if (totalNbPageviews > 0) {

var share = NumberFormatter.formatPercent(Math.round(self.model.pageviews / totalNbPageviews * 1000) / 10);

var text = Piwik_Transitions_Translations.ShareOfAllPageviews;
 text = sprintf(text, NumberFormatter.formatNumber(self.model.pageviews), share);
 text += ' ' + Piwik_Transitions_Translations.DateRange + ' ' + self.model.date + '';

var title = '<h3>' + piwikHelper.addBreakpointsToUrl(self.actionName) + '</h3>';

return title + text;
            }
            return false;
        },
        items:        '*',
        tooltipClass: 'Transitions_Tooltip_Small',
        show: false,
        hide: false
    });
};

Piwik_Transitions.prototype.prepareCanvas = function (canvasId, width, height) {
    canvasId = 'Transitions_Canvas_' + canvasId;
    var div = $('#' + canvasId).width(width).height(height);
    var canvas;

if (typeof Piwik_Transitions.canvasCache == 'undefined'
        || typeof window.G_vmlCanvasManager != "undefined") {
        // no recycling for excanvas because they are disposed properly anyway and
        // recycling doesn't work this way in IE8
        Piwik_Transitions.canvasCache = {};
    }

if (typeof Piwik_Transitions.canvasCache[canvasId] == 'undefined') {
        Piwik_Transitions.canvasCache[canvasId] = document.createElement('canvas');
        canvas = Piwik_Transitions.canvasCache[canvasId];
        canvas.width = width;
        canvas.height = height;
    } else {
        canvas = Piwik_Transitions.canvasCache[canvasId];
        canvas.getContext('2d').clearRect(0, 0, width, height);
    }

div.append(canvas);
    return canvas;
};

/** Render the popover content */
Piwik_Transitions.prototype.render = function () {
    this.renderCenterBox();

this.renderLeftSide();
    this.renderRightSide();

this.renderLoops();

var $rootScope = piwikHelper.getAngularDependency('$rootScope');
    if ($rootScope) {
        $rootScope.$emit('Transitions.dataChanged', {'actionType': this.actionType, 'actionName': this.actionName});
    }
};

/** Render left side: referrer groups & direct entries */
Piwik_Transitions.prototype.renderLeftSide = function (onlyBg) {
    this.renderGroups(this.leftGroups, this.leftOpenGroup, 'left', onlyBg);
    this.renderEntries(onlyBg);

this.reRenderIfNeededToCenter('left', onlyBg);
};

/** Render right side: following pages & exits */
Piwik_Transitions.prototype.renderRightSide = function (onlyBg) {
    this.renderGroups(this.rightGroups, this.rightOpenGroup, 'right', onlyBg);
    this.renderExits(onlyBg);

this.reRenderIfNeededToCenter('right', onlyBg);
};

/** Helper method to render open and closed groups for both sides */
Piwik_Transitions.prototype.renderGroups = function (groups, openGroup, side, onlyBg) {
 for (var i = 0; i < groups.length; i++) {
 var groupName = groups[i];
 if (groupName == openGroup) {
 if (i != 0) {
 var spacing = this.canvas.isNarrowMode() ? 7 : 13;
 this.canvas.addBoxSpacing(spacing, side);
 }
 this.renderOpenGroup(groupName, side, onlyBg);
 } else {
 this.renderClosedGroup(groupName, side, onlyBg);
 }
 }

this.canvas.addBoxSpacing(13, side);
};

/**
 * If one side doesn't have much information, it doesn't look good to start from y=0.
 * In this case, add some spacing on top and redraw.
 */
Piwik_Transitions.prototype.reRenderIfNeededToCenter = function (side, onlyBg) {
 var height = (side == 'left' ? this.canvas.leftBoxPositionY : this.canvas.rightBoxPositionY) - 20;
 if (height < 460 && !this.reRendering) {
 var yOffset = (460 - height) / 2;
 this.canvas.clearSide(side, onlyBg);
 this.canvas.addBoxSpacing(yOffset, side);
 this.reRendering = true;
 side == 'left' ? this.renderLeftSide(onlyBg) : this.renderRightSide(onlyBg);
 this.reRendering = false;
 }
};

/** Render the center box with the main metrics */
Piwik_Transitions.prototype.renderCenterBox = function () {
    var box = this.centerBox;

Piwik_Transitions_Util.replacePlaceholderInHtml(
        box.find('.Transitions_Pageviews'), NumberFormatter.formatNumber(this.model.pageviews));

var self = this;
    var showMetric = function (cssClass, modelProperty, highlightCurveOnSide, groupCanBeExpanded) {
        var el = box.find('.Transitions_' + cssClass);
        Piwik_Transitions_Util.replacePlaceholderInHtml(el, NumberFormatter.formatNumber(self.model[modelProperty]));

if (self.model[modelProperty] == 0) {
            el.addClass('Transitions_Value0');
        } else {
            self.addTooltipShowingPercentageOfAllPageviews(el, modelProperty);
            var groupName = cssClass.charAt(0).toLowerCase() + cssClass.slice(1);
            el.hover(function () {
                self.highlightGroup(groupName, highlightCurveOnSide);
            }, function () {
                self.unHighlightGroup(groupName, highlightCurveOnSide);
            });
            if (groupCanBeExpanded) {
                el.click(function () {
                    self.openGroup(highlightCurveOnSide, groupName);
                }).css('cursor', 'pointer');
            }
        }
    };

showMetric('DirectEntries', 'directEntries', 'left', false);
    showMetric('PreviousSiteSearches', 'previousSiteSearchesNbTransitions', 'left', true);
    showMetric('PreviousPages', 'previousPagesNbTransitions', 'left', true);
    showMetric('SearchEngines', 'searchEnginesNbTransitions', 'left', true);
    showMetric('SocialNetworks', 'socialNetworksNbTransitions', 'left', true);
    showMetric('Websites', 'websitesNbTransitions', 'left', true);
    showMetric('Campaigns', 'campaignsNbTransitions', 'left', true);

showMetric('FollowingPages', 'followingPagesNbTransitions', 'right', true);
    showMetric('FollowingSiteSearches', 'followingSiteSearchesNbTransitions', 'right', true);
    showMetric('Outlinks', 'outlinksNbTransitions', 'right', true);
    showMetric('Downloads', 'downloadsNbTransitions', 'right', true);
    showMetric('Exits', 'exits', 'right', false);

box.find('.Transitions_CenterBoxMetrics').show();
};

Piwik_Transitions.prototype.addTooltipShowingPercentageOfAllPageviews = function (element, metric) {
 var tip = Piwik_Transitions_Translations.XOfAllPageviews;
 var percentage = this.model.getPercentage(metric, true);
 tip = sprintf(tip, '' + percentage + '');

element.tooltip({
        track: true,
        content: tip,
        items: '*',
        tooltipClass: 'Transitions_Tooltip_Small',
        show: false,
        hide: false
    });
};

/** Render the loops (i.e. page reloads) */
Piwik_Transitions.prototype.renderLoops = function () {
    if (this.model.loops == 0) {
        return;
    }

var loops = this.popover.find('#Transitions_Loops').show();
    Piwik_Transitions_Util.replacePlaceholderInHtml(loops, NumberFormatter.formatNumber(this.model.loops));

this.addTooltipShowingPercentageOfAllPageviews(loops, 'loops');

this.canvas.renderLoops(this.model.getPercentage('loops'));
};

Piwik_Transitions.prototype.renderEntries = function (onlyBg) {
    if (this.model.directEntries > 0) {
        var self = this;

var isHighlighted = this.highlightedGroup == 'directEntries';
        var gradient = this.canvas.createHorizontalGradient('entries', 'left', isHighlighted);

this.canvas.renderBox({
            side: 'left',
            onlyBg: onlyBg,
            share: this.model.getPercentage('directEntries'),
            gradient: gradient,
            boxText: Piwik_Transitions_Translations.directEntries,
            boxTextNumLines: 1,
            boxTextCssClass: 'SingleLine',
            smallBox: true,
            onMouseOver: function () {
                self.highlightGroup('directEntries', 'left');
            },
            onMouseOut: function () {
                self.unHighlightGroup('directEntries', 'left');
            }
        });
        this.canvas.addBoxSpacing(20, 'left');
    }
};

Piwik_Transitions.prototype.renderExits = function (onlyBg) {
    if (this.model.exits > 0) {
        var self = this;

var isHighlighted = this.highlightedGroup == 'exits';
        var gradient = this.canvas.createHorizontalGradient('exits', 'right', isHighlighted);

this.canvas.renderBox({
            side: 'right',
            onlyBg: onlyBg,
            share: this.model.getPercentage('exits'),
            gradient: gradient,
            boxText: Piwik_Transitions_Translations.exits,
            boxTextNumLines: 1,
            boxTextCssClass: 'SingleLine',
            smallBox: true,
            onMouseOver: function () {
                self.highlightGroup('exits', 'right');
            },
            onMouseOut: function () {
                self.unHighlightGroup('exits', 'right');
            }
        });
        this.canvas.addBoxSpacing(20, 'right');
    }
};

/** Render the open group with the detailed data */
Piwik_Transitions.prototype.renderOpenGroup = function (groupName, side, onlyBg) {
    var self = this;

// get data from the model
    var nbTransitionsVarName = groupName + 'NbTransitions';
    var nbTransitions = self.model[nbTransitionsVarName];
    if (nbTransitions == 0) {
        return;
    }

var totalShare = this.model.getPercentage(nbTransitionsVarName);
    var details = self.model.getDetailsForGroup(groupName);

// prepare gradients
    var gradientItems = this.canvas.createHorizontalGradient('items', side);
    var gradientOthers = this.canvas.createHorizontalGradient('others', side);
    var gradientBackground =
        this.canvas.createHorizontalGradient('background', side, groupName == this.highlightedGroup);

// remember current offsets to reset them later for drawing the background
    var boxPositionBefore, curvePositionBefore;
    if (side == 'left') {
        boxPositionBefore = this.canvas.leftBoxPositionY;
        curvePositionBefore = this.canvas.leftCurvePositionY;
    } else {
        boxPositionBefore = this.canvas.rightBoxPositionY;
        curvePositionBefore = this.canvas.rightCurvePositionY;
    }

// headline of the open group
    var titleX, titleClass;
    if (side == 'left') {
        titleX = this.canvas.leftBoxBeginX + 10;
        titleClass = 'BoxTextLeft';
    } else {
        titleX = this.canvas.rightBoxBeginX - 1;
        titleClass = 'BoxTextRight';
    }
    if (!onlyBg) {
        var groupTitle = self.model.getGroupTitle(groupName);
        var titleEl = this.canvas.renderText(groupTitle, titleX, boxPositionBefore + 11,
            [titleClass, 'TitleOfOpenGroup']);
        titleEl.hover(function () {
            self.highlightGroup(groupName, side);
        }, function () {
            self.unHighlightGroup(groupName, side);
        });
    }
    this.canvas.addBoxSpacing(34, side);

// draw detail boxes
 for (var i = 0; i < details.length; i++) {
 var data = details[i];
 var label = (typeof data.url != 'undefined' ? data.url : data.label);
 label = (typeof label != 'undefined' && label !== null ? label : '');
 var isOthers = (label == 'Others');
 var onClick = false;
 if (!isOthers && (groupName == 'previousPages' || groupName == 'followingPages')) {

if (this.showEmbeddedInReport) {
                onClick = (function (url) {
                    return function () {
                        var $rootScope = piwikHelper.getAngularDependency('$rootScope');
                        if ($rootScope) {
                            $rootScope.$emit('Transitions.switchTransitionsUrl', {
                                url:url
                            });
                        }
                    };
                })(label);
            } else {
                onClick = (function (url) {
                    return function () {
                        if (self.actionType == 'url') {
                            url = url.replace(/^(?!http)/, 'http://');
                        }
                        self.reloadPopover(url);
                    };
                })(label);
            }

} else if (!isOthers && (groupName == 'outlinks' || groupName == 'websites' || groupName == 'downloads')) {
            onClick = label
        }

var tooltip = Piwik_Transitions_Translations.XOfY;
 tooltip = '' + sprintf(tooltip, data.referrals, nbTransitions) + '';
 tooltip = this.model.getShareInGroupTooltip(tooltip, groupName);

var fullLabel = label;
        var shortened = false;
        if ((this.actionType == 'url' && (groupName == 'previousPages' || groupName == 'followingPages'))
            || groupName == 'downloads') {
            // remove http + www + domain for internal URLs
            label = Piwik_Transitions_Util.shortenUrl(label, true);
            shortened = true;
        } else if (groupName == 'outlinks' || groupName == 'websites') {
            // remove http + www for external URLs
            label = Piwik_Transitions_Util.shortenUrl(label);
            shortened = true;
        }

this.canvas.renderBox({
            side: side,
            onlyBg: onlyBg,
            share: data.percentage / 100 * totalShare,
            gradient: isOthers ? gradientOthers : gradientItems,
            boxText: label,
            boxTextTooltip: isOthers || !shortened ? false : fullLabel,
            boxTextNumLines: 3,
            curveText: NumberFormatter.formatPercent(data.percentage),
            curveTextTooltip: tooltip,
            onClick: onClick
        });
    }

// draw background
    var boxPositionAfter, curvePositionAfter;
    if (side == 'left') {
        boxPositionAfter = this.canvas.leftBoxPositionY;
        curvePositionAfter = this.canvas.leftCurvePositionY;
        this.canvas.leftBoxPositionY = boxPositionBefore;
        this.canvas.leftCurvePositionY = curvePositionBefore;
    } else {
        boxPositionAfter = this.canvas.rightBoxPositionY;
        curvePositionAfter = this.canvas.rightCurvePositionY;
        this.canvas.rightBoxPositionY = boxPositionBefore;
        this.canvas.rightCurvePositionY = curvePositionBefore;
    }

this.canvas.renderBox({
        side: side,
        boxHeight: boxPositionAfter - boxPositionBefore - this.canvas.boxSpacing - 2,
        curveHeight: curvePositionAfter - curvePositionBefore - this.canvas.curveSpacing,
        gradient: gradientBackground,
        bgCanvas: true
    });

var spacing = this.canvas.isNarrowMode() ? 8 : 15;
    this.canvas.addBoxSpacing(spacing, side);
};

/** Render a closed group without detailed data, only one box for the sum */
Piwik_Transitions.prototype.renderClosedGroup = function (groupName, side, onlyBg) {
    var self = this;

var isHighlighted = groupName == this.highlightedGroup;
    var gradient = this.canvas.createHorizontalGradient('closed-group', side, isHighlighted);

var nbTransitionsVarName = groupName + 'NbTransitions';

if (self.model[nbTransitionsVarName] == 0) {
        return;
    }

self.canvas.renderBox({
        side: side,
        onlyBg: onlyBg,
        share: self.model.getPercentage(nbTransitionsVarName),
        gradient: gradient,
        boxText: self.model.getGroupTitle(groupName),
        boxTextNumLines: 1,
        boxTextCssClass: 'SingleLine',
        boxIcon: 'plugins/Morpheus/images/plus_blue.png',
        smallBox: true,
        onClick: function () {
            self.unHighlightGroup(groupName, side);
            self.openGroup(side, groupName);
        },
        onMouseOver: function () {
            self.highlightGroup(groupName, side);
        },
        onMouseOut: function () {
            self.unHighlightGroup(groupName, side);
        }
    });
};

/** Reload the entire popover for a different URL */
Piwik_Transitions.prototype.reloadPopover = function (url) {
    if (this.rowAction) {
        this.rowAction.openPopover(this.actionType + ':' + url);
    } else {
        this.reset(this.actionType, url);
        this.showPopover();
    }
};

/** Redraw the left or right sides with a different group opened */
Piwik_Transitions.prototype.openGroup = function (side, groupName) {

this.canvas.clearSide(side);

if (side == 'left') {
        this.leftOpenGroup = groupName;
        this.renderLeftSide();
    } else {
        this.rightOpenGroup = groupName;
        this.renderRightSide();
    }

this.renderLoops();

this.canvas.truncateVisibleBoxTexts();
};

/** Highlight a group: change curve color and highlight metric in the center box */
Piwik_Transitions.prototype.highlightGroup = function (groupName, side) {
    if (this.highlightedGroup == groupName) {
        return;
    }
    if (this.highlightedGroup !== false) {
        this.unHighlightGroup(this.highlightedGroup, this.highlightedGroupSide);
    }

this.highlightedGroup = groupName;
    this.highlightedGroupSide = side;

var cssClass = 'Transitions_' + groupName.charAt(0).toUpperCase() + groupName.slice(1);
    this.highlightedGroupCenterEl = this.canvas.container.find('.' + cssClass);
    this.highlightedGroupCenterEl.addClass('Transitions_Highlighted');

this.canvas.clearSide(side, true);
    if (side == 'left') {
        this.renderLeftSide(true);
    } else {
        this.renderRightSide(true);
    }
    this.renderLoops();
};

/** Remove highlight after using highlightGroup() */
Piwik_Transitions.prototype.unHighlightGroup = function (groupName, side) {
    if (this.highlightedGroup === false) {
        return;
    }

this.highlightedGroupCenterEl.removeClass('Transitions_Highlighted');

this.highlightedGroup = false;
    this.highlightedGroupSide = false;
    this.highlightedGroupCenterEl = false;

this.canvas.clearSide(side, true);
    if (side == 'left') {
        this.renderLeftSide(true);
    } else {
        this.renderRightSide(true);
    }
    this.renderLoops();
};

// --------------------------------------
// CANVAS
// --------------------------------------

function Piwik_Transitions_Canvas(canvasBgLeft, canvasBgRight, canvasLeft, canvasRight, canvasLoops, width, height) {

if (typeof window.G_vmlCanvasManager != "undefined") {
        window.G_vmlCanvasManager.initElement(canvasBgLeft);
        window.G_vmlCanvasManager.initElement(canvasBgRight);
        window.G_vmlCanvasManager.initElement(canvasLeft);
        window.G_vmlCanvasManager.initElement(canvasRight);
        window.G_vmlCanvasManager.initElement(canvasLoops);
    }

if (!canvasBgLeft.getContext) {
        alert('Your browser is not supported.');
        return;
    }

/** DOM element that contains the canvas */
    this.container = $(canvasBgLeft).parent().parent();

/** Drawing context of the canvases */
    this.contextBgLeft = canvasBgLeft.getContext('2d');
    this.contextBgRight = canvasBgRight.getContext('2d');
    this.contextLeft = canvasLeft.getContext('2d');
    this.contextRight = canvasRight.getContext('2d');
    this.contextLoops = canvasLoops.getContext('2d');

/** Width of the entire canvas */
    this.width = width;
    /** Height of the entire canvas */
    this.height = height;

/** Current Y positions */
    this.leftBoxPositionY = this.originalBoxPositionY = 0;
    this.leftCurvePositionY = this.originalCurvePositionY = 110;
    this.rightBoxPositionY = this.originalBoxPositionY;
    this.rightCurvePositionY = this.originalCurvePositionY;

/** Width of the rectangular box */
    this.boxWidth = 175;
    /** Height of the rectangular box */
    this.boxHeight = 53;
    /** Height of a smaller rectangular box */
    this.smallBoxHeight = 30;
    /** Width of the curve that connects the boxes to the center */
    this.curveWidth = 170;
    /** Line-height of the text */
    this.lineHeight = 14;
    /** Spacing between rectangular boxes */
    this.boxSpacing = 7;
    /** Spacing between the curves where they connect to the center */
    this.curveSpacing = 1.5;

/** The total net height (without curve spacing) of the curves as they connect to the center */
    this.totalHeightOfConnections = 205;

/** X positions of the left box - begin means left, end means right */
    this.leftBoxBeginX = 0;
    this.leftCurveBeginX = this.leftBoxBeginX + this.boxWidth;
    this.leftCurveEndX = this.leftCurveBeginX + this.curveWidth;

/** X positions of the right box - begin means left, end means right */
    this.rightBoxEndX = this.width;
    this.rightBoxBeginX = this.rightCurveEndX = this.rightBoxEndX - this.boxWidth;
    this.rightCurveBeginX = this.rightCurveEndX - this.curveWidth;

// load gradient colors from CSS
    this.colors = {};

var transitionsColorNamespaces = ['entries', 'exits', 'background', 'closed-group', 'items', 'others', 'loops'];
    var gradientColorNames = ['light', 'dark', 'light-highlighted', 'dark-highlighted'];
    for (var i = 0; i != transitionsColorNamespaces.length; ++i) {
        var namespace = 'transition-' + transitionsColorNamespaces[i];
        this.colors[namespace] = piwik.ColorManager.getColors(namespace, gradientColorNames);
    }
}

/**
 * Activate narrow mode: draw groups a bit more compact in order to save space
 * for more than 3 referrer groups.
 */
Piwik_Transitions_Canvas.prototype.narrowMode = function () {
    this.smallBoxHeight = 26;
    this.boxSpacing = 4;
    this.narrowMode = true;
};

Piwik_Transitions_Canvas.prototype.isNarrowMode = function () {
    return typeof this.narrowMode != 'undefined';
};

/**
 * Helper to create horizontal gradients
 *
 * @param    {String} colorGroup
 * @param    {String} position    left|right
 * @param    {Boolean} isHighlighted
 */
Piwik_Transitions_Canvas.prototype.createHorizontalGradient = function (colorGroup, position, isHighlighted) {
    var fromX, toX, fromColor, toColor, lightColor, darkColor;

colorGroup = 'transition-' + colorGroup;
    if (isHighlighted) {
        lightColor = this.colors[colorGroup]['light-highlighted'];
        darkColor = this.colors[colorGroup]['dark-highlighted'];
    } else {
        lightColor = this.colors[colorGroup]['light'];
        darkColor = this.colors[colorGroup]['dark'];
    }

if (position == 'left') {
        // gradient is used to fill a box on the left
        fromX = this.leftBoxBeginX + 50;
        toX = this.leftCurveEndX - 20;
        fromColor = lightColor;
        toColor = darkColor;
    } else {
        // gradient is used to fill a box on the right
        fromX = this.rightCurveBeginX + 20;
        toX = this.rightBoxEndX - 50;
        fromColor = darkColor;
        toColor = lightColor;
    }

var gradient = this.contextBgLeft.createLinearGradient(fromX, 0, toX, 0);
    gradient.addColorStop(0, fromColor);
    gradient.addColorStop(1, toColor);

return gradient;
};

/** Render text using a div inside the container */
Piwik_Transitions_Canvas.prototype.renderText = function (text, x, y, cssClass, onClick, icon, maxLines) {
 var div = this.addDomElement('div', 'Text');
 div.css({
 left: x + 'px',
 top: y + 'px'
 });
 if (icon) {
 div.addClass('Transitions_HasBackground');
 div.css({backgroundImage: 'url(' + icon + ')'});
 }
 if (cssClass) {
 if (typeof cssClass == 'object') {
 for (var i = 0; i < cssClass.length; i++) {
 div.addClass('Transitions_' + cssClass[i]);
 }
 } else {
 div.addClass('Transitions_' + cssClass);
 }
 }
 var textContainer = div;
 if (onClick) {
 if (typeof onClick == 'function') {
 div.css('cursor', 'pointer').hover(function () {
 $(this).addClass('Transitions_Hover');
 },function () {
 $(this).removeClass('Transitions_Hover');
 }).click(onClick);
 } else {
 var a = $(document.createElement('a'));
 a.attr('href', onClick);
 a.attr('rel', 'noreferrer noopener');
 a.attr('target', '_blank');
 div.append(a);
 textContainer = a;
 }
 }
 if (maxLines) {
 textContainer.addClass('Transitions_ApplyTextAndTruncate').data('text', text);
 } else {
 textContainer.html(text);
 }
 return div;
};

/** Add a DOM element inside the container (as a sibling of the canvas) */
Piwik_Transitions_Canvas.prototype.addDomElement = function (tagName, cssClass) {
    var el = $(document.createElement('div')).addClass('Transitions_' + cssClass);
    this.container.append(el);
    return el;
};

/**
 * Truncate box texts by replacing the middle part with ...
 * This method looks for the class Transitions_ApplyTextAndTruncate.
 * It then looks up data-text and truncates it until it fits.
 */
Piwik_Transitions_Canvas.prototype.truncateVisibleBoxTexts = function () {
 this.container.find('.Transitions_ApplyTextAndTruncate').each(function () {
 var container = $(this).html('');
 var span = container.find('span');

var text = container.data('text');
        span.html(piwikHelper.addBreakpointsToUrl(text));

var divHeight = container.innerHeight();
        if (container.data('maxLines')) {
            divHeight = container.data('maxLines') * (parseInt(container.css('lineHeight'), 10) + .2);
        }

var leftPart = false;
        var rightPart = false;

while (divHeight < span.outerHeight()) {
 if (leftPart === false) {
 var middle = Math.round(text.length / 2);
 leftPart = text.substring(0, middle);
 rightPart = text.substring(middle, text.length);
 }
 leftPart = leftPart.substring(0, leftPart.length - 2);
 rightPart = rightPart.substring(2, rightPart.length);
 text = leftPart + '...' + rightPart;
 span.html(piwikHelper.addBreakpointsToUrl(text));
 }

span.removeClass('Transitions_Truncate');
    });
};

/**
 * Render a box.
 * This method automatically keeps track of the current position.
 *
 * PARAMS (pass as object):
 * side: left or right
 * share: of the box in the total amount of incoming transitions
 * gradient: for filling the box
 * boxText: to be placed inside the box (optional)
 * boxTextNumLines: the number of lines to be placed in the box (optional)
 * boxTextCssClass: for divs containing the texts (optional)
 * boxTextTooltip: text for a tooltip this is when hovering the box text (optional)
 * curveText: to be placed where the curve begins (optional)
 * curveTextTooltip: text for a tooltip that is shown when hovering the curve text (optional)
 * smallBox: use this.smallBoxHeight instead of this.boxHeight (optional)
 * boxIcon: path to an icon that is put in front of the text (optional)
 * onClick: click callback for the text in the box (optional)
 * onMouseOver: mouse over callback for the text in the box (optional)
 * onMouseOut: mouse over callback for the text in the box (optional)
 * onlyBg: render only the background, not the text; used for highlighting (optional)
 *
 * Only used for background:
 * curveHeight: fix height in px instead of share
 * boxHeight: fix box height in px
 * bgCanvas: true to draw on background canvas
 */
Piwik_Transitions_Canvas.prototype.renderBox = function (params) {
    var curveHeight = params.curveHeight ? params.curveHeight :
        Math.round(this.totalHeightOfConnections * params.share);
    curveHeight = Math.max(curveHeight, 1);

var boxHeight = this.boxHeight;
    if (params.smallBox) {
        boxHeight = this.smallBoxHeight;
    }
    if (params.boxHeight) {
        boxHeight = params.boxHeight;
    }

var context;
    if (params.bgCanvas) {
        context = params.side == 'left' ? this.contextBgLeft : this.contextBgRight;
    } else {
        context = params.side == 'left' ? this.contextLeft : this.contextRight;
    }

// background
    context.fillStyle = params.gradient;
    context.beginPath();
    if (params.side == 'left') {
        this.renderLeftBoxBg(context, boxHeight, curveHeight);
    } else {
        this.renderRightBoxBg(context, boxHeight, curveHeight);
    }
    if (typeof context.endPath == 'function') {
        context.endPath();
    }

// text inside the box
    if (params.boxText && !params.onlyBg) {
        var onClick = params.onClick;
        var boxTextLeft, boxTextTop, el;
        if (params.side == 'left') {
            boxTextLeft = this.leftBoxBeginX + 10;
            boxTextTop = this.leftBoxPositionY + boxHeight / 2 - params.boxTextNumLines * this.lineHeight / 2;
            el = this.renderText(params.boxText, boxTextLeft, boxTextTop, 'BoxTextLeft', onClick, params.boxIcon,
                params.boxTextNumLines);
        } else {
            boxTextLeft = this.rightBoxBeginX;
            boxTextTop = this.rightBoxPositionY + boxHeight / 2 - params.boxTextNumLines * this.lineHeight / 2;
            el = this.renderText(params.boxText, boxTextLeft, boxTextTop, 'BoxTextRight', onClick, params.boxIcon,
                params.boxTextNumLines);
        }
        if (params.boxTextCssClass) {
            el.addClass('Transitions_' + params.boxTextCssClass);
        }
        // tooltip
        if (params.boxTextTooltip) {
            var tip = piwikHelper.addBreakpointsToUrl(params.boxTextTooltip);
            el.tooltip({
                track: true,
                content: tip,
                items: '*',
                tooltipClass: 'Transitions_Tooltip_Small',
                show: false,
                hide: false
            });
        }
        if (typeof params.onMouseOver == 'function') {
            el.mouseenter(params.onMouseOver);
        }
        if (typeof params.onMouseOut == 'function') {
            el.mouseleave(params.onMouseOut);
        }
    }

// text at the beginning of the curve
    if (params.curveText && !params.onlyBg) {
        var curveTextLeft, curveTextTop;
        if (params.side == 'left') {
            curveTextLeft = this.leftBoxBeginX + this.boxWidth + 3;
            curveTextTop = this.leftBoxPositionY + boxHeight / 2 - this.lineHeight / 2;
        } else {
            curveTextLeft = this.rightBoxBeginX - 37;
            curveTextTop = this.rightBoxPositionY + boxHeight / 2 - this.lineHeight / 2;
        }
        var textDiv = this.renderText(params.curveText, curveTextLeft, curveTextTop,
            params.side == 'left' ? 'CurveTextLeft' : 'CurveTextRight');
        // tooltip
        if (params.curveTextTooltip) {
            textDiv.tooltip({
                track: true,
                content: params.curveTextTooltip,
                items: '*',
                tooltipClass: 'Transitions_Tooltip_Small',
                show: false,
                hide: false
            });
        }
    }

if (params.side == 'left') {
        this.leftBoxPositionY += boxHeight + this.boxSpacing;
        this.leftCurvePositionY += curveHeight + this.curveSpacing;
    } else {
        this.rightBoxPositionY += boxHeight + this.boxSpacing;
        this.rightCurvePositionY += curveHeight + this.curveSpacing;
    }
};

Piwik_Transitions_Canvas.prototype.renderLeftBoxBg = function (context, boxHeight, curveHeight) {
    // derive coordinates for ths curve
    var leftUpper = {x: this.leftCurveBeginX, y: this.leftBoxPositionY};
    var leftLower = {x: this.leftCurveBeginX, y: this.leftBoxPositionY + boxHeight};
    var rightUpper = {x: this.leftCurveEndX, y: this.leftCurvePositionY};
    var rightLower = {x: this.leftCurveEndX, y: this.leftCurvePositionY + curveHeight};

// derive control points for bezier curve
    var center = (this.leftCurveBeginX + this.leftCurveEndX) / 2;
    var cp1Upper = {x: center, y: leftUpper.y};
    var cp2Upper = {x: center, y: rightUpper.y};
    var cp1Lower = {x: center, y: rightLower.y};
    var cp2Lower = {x: center, y: leftLower.y};

// the flow
    context.moveTo(leftUpper.x, leftUpper.y);
    context.bezierCurveTo(cp1Upper.x, cp1Upper.y, cp2Upper.x, cp2Upper.y, rightUpper.x, rightUpper.y);
    context.lineTo(rightLower.x, rightLower.y);
    context.bezierCurveTo(cp1Lower.x, cp1Lower.y, cp2Lower.x, cp2Lower.y, leftLower.x, leftLower.y);

// the box
    context.lineTo(leftLower.x - this.boxWidth + 2, leftLower.y);
    context.lineTo(leftLower.x - this.boxWidth, leftUpper.y);
    context.lineTo(leftUpper.x, leftUpper.y);
    context.fill();
};

Piwik_Transitions_Canvas.prototype.renderRightBoxBg = function (context, boxHeight, curveHeight) {
    // derive coordinates for curve
    var leftUpper = {x: this.rightCurveBeginX, y: this.rightCurvePositionY};
    var leftLower = {x: this.rightCurveBeginX, y: this.rightCurvePositionY + curveHeight};
    var rightUpper = {x: this.rightCurveEndX, y: this.rightBoxPositionY};
    var rightLower = {x: this.rightCurveEndX, y: this.rightBoxPositionY + boxHeight};

// derive control points for bezier curve
    var center = (this.rightCurveBeginX + this.rightCurveEndX) / 2;
    var cp1Upper = {x: center, y: leftUpper.y};
    var cp2Upper = {x: center, y: rightUpper.y};
    var cp1Lower = {x: center, y: rightLower.y};
    var cp2Lower = {x: center, y: leftLower.y};

// the flow part 1
    context.moveTo(leftUpper.x, leftUpper.y);
    context.bezierCurveTo(cp1Upper.x, cp1Upper.y, cp2Upper.x, cp2Upper.y, rightUpper.x, rightUpper.y);

// the box
    context.lineTo(rightUpper.x + this.boxWidth, rightUpper.y);
    context.lineTo(rightLower.x + this.boxWidth - 2, rightLower.y);
    context.lineTo(rightLower.x, rightLower.y);

// the flow part 2
    context.bezierCurveTo(cp1Lower.x, cp1Lower.y, cp2Lower.x, cp2Lower.y, leftLower.x, leftLower.y);
    context.lineTo(leftUpper.x, leftUpper.y);
    context.fill();
};

/** Add spacing after the current box */
Piwik_Transitions_Canvas.prototype.addBoxSpacing = function (spacing, side) {
    if (side == 'left') {
        this.leftBoxPositionY += spacing;
    } else {
        this.rightBoxPositionY += spacing;
    }
};

Piwik_Transitions_Canvas.prototype.renderLoops = function (share) {
    var curveHeight = Math.round(this.totalHeightOfConnections * share);
    curveHeight = Math.max(curveHeight, 1);

// create gradient
    var gradient = this.contextLoops.createLinearGradient(this.leftCurveEndX - 50, 0, this.rightCurveBeginX + 50, 0);
    var light = this.colors['transition-loops']['light'];
    var dark = this.colors['transition-loops']['dark'];
    gradient.addColorStop(0, dark);
    gradient.addColorStop(.5, light);
    gradient.addColorStop(1, dark);

this.contextLoops.fillStyle = gradient;

this.contextLoops.beginPath();

// curve from the upper left connection to the center box to the lower left connection to the text box
    var point1 = {x: this.leftCurveEndX, y: this.leftCurvePositionY};
    var point2 = {x: this.leftCurveEndX, y: 470};

var cpLeftX = (this.leftCurveBeginX + this.leftCurveEndX) / 2 + 30;
    var cp1 = {x: cpLeftX, y: point1.y};
    var cp2 = {x: cpLeftX, y: point2.y};

this.contextLoops.moveTo(point1.x, point1.y);
    this.contextLoops.bezierCurveTo(cp1.x, cp1.y, cp2.x, cp2.y, point2.x, point2.y);

// lower line of text box
    var point3 = {x: this.rightCurveBeginX, y: point2.y};
    this.contextLoops.lineTo(point3.x, point3.y);

// curve to upper right connection to the center box
    var point4 = {x: this.rightCurveBeginX, y: this.rightCurvePositionY};
    var cpRightX = (this.rightCurveBeginX + this.rightCurveEndX) / 2 - 30;
    var cp3 = {x: cpRightX, y: point3.y};
    var cp4 = {x: cpRightX, y: point4.y};
    this.contextLoops.bezierCurveTo(cp3.x, cp3.y, cp4.x, cp4.y, point4.x, point4.y);

// line to lower right connection to the center box
    var point5 = {x: point4.x, y: point4.y + curveHeight};
    this.contextLoops.lineTo(point5.x, point5.y);

// curve to upper right connection to the text box
    var point6 = {x: point5.x, y: point2.y - 25};
    cpRightX -= 30;
    var cp5 = {x: cpRightX, y: point5.y};
    var cp6 = {x: cpRightX, y: point6.y};
    this.contextLoops.bezierCurveTo(cp5.x, cp5.y, cp6.x, cp6.y, point6.x, point6.y);

// upper line of the text box
    var point7 = {x: point1.x, y: point6.y};
    this.contextLoops.lineTo(point7.x, point7.y);

// line to lower left connection to the center box
    var point8 = {x: point1.x, y: point1.y + curveHeight};
    cpLeftX += 30;
    var cp7 = {x: cpLeftX, y: point7.y};
    var cp8 = {x: cpLeftX, y: point8.y};
    this.contextLoops.bezierCurveTo(cp7.x, cp7.y, cp8.x, cp8.y, point8.x, point8.y);

this.contextLoops.fill();

if (typeof this.contextLoops.endPath == 'function') {
        this.contextLoops.endPath();
    }

};

/** Clear one side for redrawing */
Piwik_Transitions_Canvas.prototype.clearSide = function (side, onlyBg) {
    if (side == 'left') {
        this.contextBgLeft.clearRect(0, 0, this.width, this.height);
        this.contextLeft.clearRect(0, 0, this.width, this.height);
    } else {
        this.contextBgRight.clearRect(0, 0, this.width, this.height);
        this.contextRight.clearRect(0, 0, this.width, this.height);
    }
    this.contextLoops.clearRect(0, 0, this.width, this.height);

if (side == 'left') {
        if (!onlyBg) {
            this.container.find('.Transitions_BoxTextLeft').remove();
            this.container.find('.Transitions_CurveTextLeft').remove();
        }
        this.leftBoxPositionY = this.originalBoxPositionY;
        this.leftCurvePositionY = this.originalCurvePositionY;
    } else {
        if (!onlyBg) {
            this.container.find('.Transitions_BoxTextRight').remove();
            this.container.find('.Transitions_CurveTextRight').remove();
        }
        this.rightBoxPositionY = this.originalBoxPositionY;
        this.rightCurvePositionY = this.originalCurvePositionY;
    }
};

// --------------------------------------
// MODEL
// --------------------------------------

function Piwik_Transitions_Model(ajax) {
    this.ajax = ajax;

this.groupTitles = {};
}

Piwik_Transitions_Model.prototype.htmlLoaded = function () {
    this.groupTitles.previousPages = Piwik_Transitions_Translations.fromPreviousPages;
    this.groupTitles.previousSiteSearches = Piwik_Transitions_Translations.fromPreviousSiteSearches;
    this.groupTitles.followingPages = Piwik_Transitions_Translations.toFollowingPages;
    this.groupTitles.followingSiteSearches = Piwik_Transitions_Translations.toFollowingSiteSearches;
    this.groupTitles.outlinks = Piwik_Transitions_Translations.outlinks;
    this.groupTitles.downloads = Piwik_Transitions_Translations.downloads;

this.shareInGroupTexts = {
        previousPages: Piwik_Transitions_Translations.fromPreviousPagesInline,
        previousSiteSearches: Piwik_Transitions_Translations.fromPreviousSiteSearchesInline,
        followingPages: Piwik_Transitions_Translations.toFollowingPagesInline,
        followingSiteSearches: Piwik_Transitions_Translations.toFollowingSiteSearchesInline,
        searchEngines: Piwik_Transitions_Translations.fromSearchEnginesInline,
        socialNetworks: Piwik_Transitions_Translations.fromSocialNetworksInline,
        websites: Piwik_Transitions_Translations.fromWebsitesInline,
        campaigns: Piwik_Transitions_Translations.fromCampaignsInline,
        outlinks: Piwik_Transitions_Translations.outlinksInline,
        downloads: Piwik_Transitions_Translations.downloadsInline
    };
};

Piwik_Transitions_Model.prototype.loadData = function (actionType, actionName, overrideParams, callback) {
    var self = this;

this.pageviews = 0;
    this.exits = 0;
    this.loops = 0;

this.directEntries = 0;

this.searchEnginesNbTransitions = 0;
    this.searchEngines = [];

this.socialNetworksNbTransitions = 0;
    this.socialNetworks = [];

this.websitesNbTransitions = 0;
    this.websites = [];

this.campaignsNbTransitions = 0;
    this.campaigns = [];

this.previousPagesNbTransitions = 0;
    this.previousPages = [];

this.followingPagesNbTransitions = 0;
    this.followingPages = [];

this.downloadsNbTransitions = 0;
    this.downloads = [];

this.outlinksNbTransitions = 0;
    this.outlinks = [];

this.previousSiteSearchesNbTransitions = 0;
    this.previousSiteSearches = [];

this.followingSiteSearchesNbTransitions = 0;
    this.followingSiteSearches = [];

this.date = '';

var params = {
        actionType: actionType,
        actionName: actionName,
        expanded: 1
    };
    if (overrideParams) {
        $.extend(params, overrideParams);
    }

this.ajax.callApi('Transitions.getTransitionsForAction', params,
        function (report) {
            self.date = report.date;

// load page metrics
            self.pageviews = report.pageMetrics.pageviews;
            self.loops = report.pageMetrics.loops;
            self.exits = report.pageMetrics.exits;

// load referrers: split direct entries and others
 for (var i = 0; i < report.referrers.length; i++) {
 var referrer = report.referrers[i];
 if (referrer.shortName == 'direct') {
 self.directEntries = referrer.visits;
 } else if (referrer.shortName == 'search') {
 self.searchEnginesNbTransitions = referrer.visits;
 self.searchEngines = referrer.details;
 self.groupTitles.searchEngines = referrer.label;
 } else if (referrer.shortName == 'social') {
 self.socialNetworksNbTransitions = referrer.visits;
 self.socialNetworks = referrer.details;
 self.groupTitles.socialNetworks = referrer.label;
 } else if (referrer.shortName == 'website') {
 self.websitesNbTransitions = referrer.visits;
 self.websites = referrer.details;
 self.groupTitles.websites = referrer.label;
 } else if (referrer.shortName == 'campaign') {
 self.campaignsNbTransitions = referrer.visits;
 self.campaigns = referrer.details;
 self.groupTitles.campaigns = referrer.label;
 }
 }

self.loadAndSumReport(report, 'previousPages');
            self.loadAndSumReport(report, 'previousSiteSearches');
            self.loadAndSumReport(report, 'followingPages');
            self.loadAndSumReport(report, 'followingSiteSearches');
            self.loadAndSumReport(report, 'downloads');
            self.loadAndSumReport(report, 'outlinks');

if (typeof Piwik_Transitions_Model.totalNbPageviews == 'undefined') {
                Piwik_Transitions_Model.totalNbPageviews = false;
                self.ajax.loadTotalNbPageviews(function (nbPageviews) {
                    Piwik_Transitions_Model.totalNbPageviews = nbPageviews;
                });
            }

callback();
        });
};

Piwik_Transitions_Model.prototype.loadAndSumReport = function (apiData, reportName) {
    var data = this[reportName] = apiData[reportName];
    var sumVarName = reportName + 'NbTransitions';

this[sumVarName] = 0;
 for (var i = 0; i < data.length; i++) {
 this[sumVarName] += data[i].referrals;
 }
};

Piwik_Transitions_Model.prototype.getTotalNbPageviews = function () {
    if (typeof Piwik_Transitions_Model.totalNbPageviews == 'undefined') {
        return false;
    }
    return Piwik_Transitions_Model.totalNbPageviews;
};

Piwik_Transitions_Model.prototype.getGroupTitle = function (groupName) {
    if (typeof this.groupTitles[groupName] != 'undefined') {
        return this.groupTitles[groupName];
    }
    return groupName;
};

Piwik_Transitions_Model.prototype.getShareInGroupTooltip = function (share, groupName) {
    var tip = this.shareInGroupTexts[groupName];
    return sprintf(tip, share);
};

Piwik_Transitions_Model.prototype.getDetailsForGroup = function (groupName) {
    return this.addPercentagesToData(this[groupName]);
};

Piwik_Transitions_Model.prototype.getPercentage = function (metric, formatted) {
    var percentage = (this.pageviews == 0 ? 0 : this[metric] / this.pageviews);

if (formatted) {

percentage = this.roundPercentage(percentage);
        return NumberFormatter.formatPercent(percentage);
    }

return percentage;
};

Piwik_Transitions_Model.prototype.addPercentagesToData = function (data) {
    var total = 0;

for (var i = 0; i < data.length; i++) {
 total += parseInt(data[i].referrals, 10);
 }

for (i = 0; i < data.length; i++) {
 data[i].percentage = this.roundPercentage(data[i].referrals / total);
 }

return data;
};

Piwik_Transitions_Model.prototype.roundPercentage = function (value) {
 if (value < .1) {
 return Math.round(value * 1000) / 10.0;
 } else {
 return Math.round(value * 100);
 }
};

// --------------------------------------
// AJAX
// --------------------------------------

function Piwik_Transitions_Ajax() {
}

Piwik_Transitions_Ajax.prototype.loadTotalNbPageviews = function (callback) {
    this.callApi('Actions.get', {
        columns: 'nb_pageviews'
    }, function (response) {
        var value = typeof response.value != 'undefined' ? response.value : false;
        callback(value);
    });
};

Piwik_Transitions_Ajax.prototype.callTransitionsController = function (action, callback) {
    var ajaxRequest = new ajaxHelper();
    ajaxRequest.addParams({
        module: 'Transitions',
        action: action
    }, 'get');
    ajaxRequest.setCallback(callback);
    ajaxRequest.setFormat('html');
    ajaxRequest.send();
};

Piwik_Transitions_Ajax.prototype.callApi = function (method, params, callback) {
    var self = this;

params.format = 'JSON';
    params.module = 'API';
    params.method = method;
    params.filter_limit = '-1';

var ajaxRequest = new ajaxHelper();
 ajaxRequest.addParams(params, 'get');
 ajaxRequest.useCallbackInCaseOfError();
 ajaxRequest.setCallback(
 function (result) {
 if (typeof result.result != 'undefined' && result.result == 'error') {
 var errorName = result.message;
 var showError = function () {
 var errorTitle, errorMessage, errorBack;
 if (typeof Piwik_Transitions_Translations[errorName] == 'undefined') {
 errorTitle = 'Exception';
 errorMessage = errorName;
 errorBack = '<<<';
 } else {
 errorTitle = Piwik_Transitions_Translations[errorName];
 errorMessage = Piwik_Transitions_Translations[errorName + 'Details'];
 errorBack = Piwik_Transitions_Translations[errorName + 'Back'];
 }

if (typeof params.actionName != 'undefined') {
 var url = params.actionName;
 url = piwikHelper.addBreakpointsToUrl(url);
 errorTitle = sprintf(errorTitle, '' + url + '');
 }

errorMessage = sprintf(errorMessage, ' ');
 var inlineErrorNode = $('#Transitions_Error_Container');
 if (inlineErrorNode.length) {
 // viewing it as report, not popover
 inlineErrorNode.html('');
 var theContentNode = $(document.createElement('div')).addClass('Piwik_Popover_Error');

var p = $(document.createElement('p')).addClass('Piwik_Popover_Error_Title');
                        theContentNode.append(p.html(errorTitle));

if (errorMessage) {
                            p = $(document.createElement('p')).addClass('Piwik_Popover_Error_Message');
                            theContentNode.append(p.html(errorMessage));
                        }
                        inlineErrorNode.append(theContentNode);
                        inlineErrorNode.show();
                        $('#transitions_report .popoverContainer').hide();
                    } else {
                        Piwik_Popover.showError(errorTitle, errorMessage, errorBack);
                    }

$('#transitions_inline_loading').hide();
                };

if (typeof Piwik_Transitions_Translations == 'undefined') {
                    self.callApi('Transitions.getTranslations', {}, function (response) {
                        if (typeof response == 'object') {
                            Piwik_Transitions_Translations = response;
                        } else {
                            Piwik_Transitions_Translations = {};
                        }
                        showError();
                    });
                } else {
                    showError();
                }
            }
            else {
                callback(result);
            }
        }
    );
    ajaxRequest.send();
};

// --------------------------------------
// STATIC UTIL FUNCTIONS
// --------------------------------------

Piwik_Transitions_Util = {

/**
     * Removes protocol, www and trailing slashes from a URL.
     * If removeDomain is set, the domain is removed as well.
     */
    shortenUrl: function (url, removeDomain) {
        if (url == 'Others') {
            return url;
        }

var urlBackup = url;
        url = url.replace(/http(s)?:\/\/(www\.)?/, '');

if (urlBackup == url) {
            return url;
        }

if (removeDomain) {
            url = url.replace(/[^\/]*/, '');
            if (url == '/') {
                url = urlBackup;
            }
        }

url = url.replace(/\/$/, '');

return url;
    },

/**
 * Replaces a %s placeholder in the HTML.
 * The special feature is that it can be called multiple times, replacing the already
 * replaced placeholder again. It creates a span that can be assigned a class using the
 * spanClass parameter. The default class is 'Transitions_Metric'.
 */
 replacePlaceholderInHtml: function (container, value, spanClass) {
 var span = container.find('span');
 if (!span.length) {
 var html = container.html().replace(/%s/, '');
 span = container.html(html).find('span');
 if (!spanClass) {
 spanClass = 'Transitions_Metric';
 }
 span.addClass(spanClass);
 }
 if ($.browser.msie && parseFloat($.browser.version) < 8) {
 // ie7 fix
 value += '&nbsp;';
 }
 span.html(value);
 }

};

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Sid Gifari From Gifari Industries - BD Cyber Security Team