changes.js #4

////////////////////////////////////////////////////////////////////////////
// Rev: 2010.1 (P4JsApi 1.0 Example)
//
// NOTE: This is an example only, and should be modified to work in
// a production environment! No warranty is expressed or implied.
// Scripts should be tested thoroughly on a test server before
// using in a production environment.
//
////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2010, Perforce Software, Inc.  All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1.  Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
//
// 2.  Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
//     documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL PERFORCE SOFTWARE, INC. BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
////////////////////////////////////////////////////////////////////////////

var P4 = P4 || {};

P4.createChangesWidget = function() {
    try {
        var changeData = [];
        var changeStore = new Ext.data.ArrayStore({
            proxy: new Ext.data.MemoryProxy(changeData),
            fields: [
            {
                name: 'user'
            },
            {
                name: 'changelist',
                type: 'float'
            },
            {
                name: 'files',
                type: 'float'
            },
            {
                name: 'sizes',
                type: 'float'
            }
            ]
        });

        var loading = false;
        var loaded = false;

        function loadDone() {
            if (loaded) {
                changeStore.reload();

            } else {
                loaded = true;
                changeStore.load();

            }
            loading = false;
        }

        function loadDescribe(entry, id, total) {
            P4JsApi.p4("describe " + id,

            function(described) {
                var files = [];
                if (described.data[0]) {
                    files = P4.changelist.files(described.data[0]);
                    for (var i = 0; i < files.length; i++) {
                        files[i] = files[i] + "@" + id;
                    }
                    entry.push(files.length);

                } else {
                    entry.push(0);
                }

                loadSizes(entry, files, total);

            });

        }

        function loadSizes(entry, files, total) {
            P4JsApi.p4("sizes \"" + files.join('\" \"') + "\"",

            function(sizes) {
                var totalSize = 0;
                var size = 0;
                while (sizes.data[size]) {
                    var fileSize = parseInt(sizes.data[size].fileSize);
                    if (fileSize > 0) {
                        totalSize += fileSize;
                    }
                    size++;
                }
                entry.push(totalSize);
                if (changeData.length === total) {
                    loadDone();
                }
            });
        }

        function fetchChanges() {
            if (loading) {
                return;
            }
            loading = true;
            var changes = P4JsApi.p4("changes -s submitted -m 10",

            function(changes) {
                var item = 0;
                while (changeData.length > 0) {
                    changeData.pop();
                }
                var change = 0;
                while (changes.data[change]) {
                    var entry = [];
                    var id = changes.data[change].Change;
                    entry.push(changes.data[change].User);
                    entry.push(id);
                    changeData.push(entry);
                    change++;
                }
                for (var i = 0; i < changeData.length; i++) {
                    var entry = changeData[i];
                    loadDescribe(entry, entry[1], changeData.length);
                }
            });
        }

        fetchChanges();

        var loadId = setInterval(fetchChanges, 2 * 60 * 1000);

        var grid = new Ext.grid.GridPanel({
            store: changeStore,
            columns: [
            {
                id: 'user',
                header: 'User',
                width: 100,
                sortable: true,
                dataIndex: 'user'
            },
            {
                id: 'changelist',
                header: 'Changelist',
                width: 80,
                sortable: true,
                dataIndex: 'changelist'
            },
            {
                id: 'files',
                header: 'Files',
                width: 70,
                sortable: true,
                dataIndex: 'files'
            },
            {
                id: 'sizes',
                header: 'Size',
                width: 70,
                sortable: true,
                renderer: Ext.util.Format.fileSize,
                dataIndex: 'sizes'
            }
            ],
            buttons: [{
                id: 'spotlight',
                iconCls: 'silk-user-comment',
                text: "User spotlight",
                handler: function() {
                    var selected = grid.getSelectionModel().getSelected();
                    if (selected && selected.get('user')) {
                        P4.showSpotlight(selected.get('user'));
                    } else {
                        alert("You must select a user first!");
                    }
                }
            }],
            stripeRows: true,
            height: 250,
            autoExpandColumn: 'user',
            border: false,
            autoScroll: true,
            autoshow: true,
        });
        return grid;
    } catch(e) {
        alert(e);
    }
}