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• jasperreports-report.js

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net.sf.jasperreports.web.servlets.resources.require.report.jasperreports-report.js Maven / Gradle / Ivy

/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2014 TIBCO Software Inc. All rights reserved.
 * http://www.jaspersoft.com
 *
 * Unless you have purchased a commercial license agreement from Jaspersoft,
 * the following license terms apply:
 *
 * This program is part of JasperReports.
 *
 * JasperReports is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * JasperReports is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with JasperReports. If not, see .
 */

define(["jasperreports-loader", "jasperreports-status-checker",
    "jasperreports-component-registrar", "jasperreports-event-manager", "jasperreports-report-processor",
    "jquery"], function (Loader, StatusChecker, ComponentRegistrar, EventManager, ReportProcessor, $) {
	var Report = function(o) {

		this.config = {
            reporturi: null,
            async: true,
            page: 0,
            updateInterval: 1000,
            container: null
		};
		$.extend(this.config, o);

        // report state members
        this.currentpage = this.config.page;
		this.html = null;
        this.status = null;
        this.components = null;

        // events
        this.eventManager = new EventManager();
        this.events = {
            ACTION_PERFORMED: "action",
            BEFORE_ACTION_PERFORMED: "beforeAction",
            UNDO_PERFORMED: "undo",
            UNDO_ALL_PERFORMED: "undoall",
            SEARCH_PERFORMED: "search",
            SAVE_ZOOM_PERFORMED: "saveZoom",
            REDO_PERFORMED: "redo",
            PAGE_MODIFIED: "pageModified",
            REPORT_HTML_READY: "reportHtmlReady",
            COMPONENTS_REGISTERED: "componentsRegistered",
            REPORT_FINISHED: "reportFinished"
        };

        // utils
        this.loader = new Loader({reporturi: this.config.reporturi, async: this.config.async, eventManager: this.eventManager});
        this.statusChecker = new StatusChecker(this.loader, this.config.updateInterval);
        this.componentRegistrar = new ComponentRegistrar(this.loader);
        this.reportProcessor = new ReportProcessor();

        o.stopOnFinishOnly && (this.loader.config.stopOnFinishOnly = true);
	};

	Report.prototype = {
        init: function(inputParameters) {
            return this.refreshPage(this.currentpage, null, inputParameters);
        },
        refreshPage: function(page, boolNavigate, inputParameters) {
            var it = this;
            it.currentpage = page;

            return it.loader.getHtmlForPage(page, boolNavigate, inputParameters)
                .then(function(htmlData, textStatus, jqXHR) {
                    it.status = $.parseJSON(jqXHR.getResponseHeader("jasperreports-report-status"));
                    it.html = htmlData;

                    it.config.postProcess && it.config.postProcess.call(it);
                    it.reportProcessor.processReport(it);

                    it.eventManager.triggerEvent(it.events.REPORT_HTML_READY);

                    if (it.status.isComponentMetadataEmbedded) {
                        return $.parseJSON($(htmlData).find("#reportComponents").text());
                    } else {
                        return it.loader.getComponentsForPage(page);
                    }
                }).then(function(componentsObject) {
                    it.components = {};
                    return it.componentRegistrar.registerComponents(componentsObject, it, it.components);
                }).then(function() {
                    if ((it.status.pageTimestamp || !it.status.totalPages) && it.status.reportStatus != 'canceled') {
                        it.statusChecker.checkPageModified(page, it.status.pageTimestamp).then(function(statusResult) {
                            it.status.originalStatus = statusResult;
                            if(statusResult.status == 'finished') {
                                it.status.totalPages = statusResult.lastPageIndex + 1;
                                it.status.partialPageCount = statusResult.lastPartialPageIndex + 1;
                                it.status.reportStatus = statusResult.status;

                                // final pages may not contain all the report components (e.g. bookmarks, parts), so try to load them
                                if (it.status.pageFinal) {
                                    it.loader.getComponentsForPage().then(function(reportComponents) {
                                        it.reportComponents = {};
                                        it.componentRegistrar.registerComponents(reportComponents, it, it.reportComponents).then(function() {
                                            it.eventManager.triggerEvent(it.events.REPORT_FINISHED);
                                        });
                                    });
                                } else {
                                    it.eventManager.triggerEvent(it.events.REPORT_FINISHED);
                                }
                            } else {
                                if (statusResult.pageModified) {
                                    it.eventManager.triggerEvent(it.events.PAGE_MODIFIED);
                                }
                            }
                        });
                    }
                    it.eventManager.triggerEvent(it.events.COMPONENTS_REGISTERED);
                    return it;
                });
        },
        gotoPage: function(page) {
            this.statusChecker.cancelCheckPageModified();
            return this.refreshPage(page, true);
        },
        search: function(searchOptions) {
            var it = this;
            it._notify({name: it.events.BEFORE_ACTION_PERFORMED, type: "search"});
            return this.loader.runAction({
                action: {
                    actionName: "search",
                    searchData: {
                        searchString: searchOptions.searchString,
                        caseSensitive: searchOptions.caseSensitive || false,
                        wholeWordsOnly: searchOptions.wholeWordsOnly || false
                    }
                }
            }).then(function(jsonData) {
                it._notify({
                    name: it.events.SEARCH_PERFORMED,
                    type: "search",
                    data: jsonData
                });

                return it;
            });
        },
        saveZoom: function(zoomValue) {
            var it = this;
            return this.loader.runAction({
                action: {
                    actionName: "saveZoom",
                    zoomValue: zoomValue
                },
                showAjaxDialog: false
            }).then(function(jsonData) {
                it._notify({
                    name: it.events.SAVE_ZOOM_PERFORMED,
                    type: "saveZoom",
                    data: jsonData
                });

                return it;
            });
        },
        undo: function() {
            var it = this;
            it._notify({name: it.events.BEFORE_ACTION_PERFORMED});
            return this.loader.runAction({action: {actionName: "undo"}})
                .then(function(jsonData) {
                it._notify({
                    name: it.events.UNDO_PERFORMED,
                    type: "undo",
                    data: jsonData
                });

                return it;
            });
        },
        redo: function() {
            var it = this;
            it._notify({name: it.events.BEFORE_ACTION_PERFORMED});
            return this.loader.runAction({action: {actionName: "redo"}})
                .then(function(jsonData) {
                it._notify({
                    name: it.events.REDO_PERFORMED,
                    type: "redo",
                    data: jsonData
                });

                return it;
            });
        },
        undoAll: function() {
            var it = this;
            it._notify({name: it.events.BEFORE_ACTION_PERFORMED});
            return this.loader.runAction({action: {actionName: "undoAll"}})
                .then(function(jsonData) {
                    it._notify({
                        name: it.events.UNDO_ALL_PERFORMED,
                        type: "undoall",
                        data: jsonData
                    });

                    return it;
                });
        },
        cancelStatusUpdates: function() {
            this.statusChecker.cancelCheckPageModified();
        },
        cancelExecution: function(async) {
            this.statusChecker.cancelCheckPageModified();
            return this.loader.cancelExecution(async);
        },
        on: function(evtName, callback) {
            this.eventManager.subscribeToEvent({
                name: evtName,
                callback: callback,
                thisContext: this,
                keep: true
            });

            return this;
        },


        // internal functions
        /**
         *
         * @param evt The event object: {name, type, data}
         * @private
         */
        _notify: function(evt) {
            this.config.debug && console.log("report notified of event: " + evt.name + "; type: " + evt.type);
            this.eventManager.triggerEvent(evt.name, evt);
        }
	};
	
	return Report;
});