This week we continue our look at PHP 5 CMS Framework Development. Our focus is on ways to implement model?role-based access control. Specific details, such as the way accessors and subjects are identified are adapted to the particular situation of a CMS framework. By Martin Brampton. 1117

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Description: Fermer ma fen??tre

Link: http://www.codekeep.net/snippets/bf68e3cf-6243-452b-bedd-c3a1b7a36e52.aspx

this.Close();
Application.Exit();

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Available in static JavaScript and dynamic (with a Perl back-end) flavors, the WebReference xref script is a traffic-building tool that enables you to automatically insert links into your Web pages whenever a key term is encountered on the page. By Dan Ragle. 1113

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Description: Modificare app.config

Link: http://www.codekeep.net/snippets/a05eb0b7-af31-4351-82b5-35e286ac64d4.aspx

            string configFileName = Application.StartupPath + @"\app.config";
            XmlDocument configFile = new XmlDocument();
            configFile.Load(configFileName);
            XmlNode configurations = configFile.SelectSingleNode("descendant::configuration");
            XmlNode appConfig = configFile.SelectSingleNode("descendant::appSettings");
            if (appConfig == null)
            {
                appConfig = configFile.CreateElement("appSettings");
                configurations.AppendChild(appConfig);
            }
            // il nodo deve avere la forma: <add key= "Nome del DB"
            // value="Stringa di connessione" />
            XmlNode node = configFile.CreateElement("add");
            XmlAttribute key = configFile.CreateAttribute("key");
            key.Value = "DBUTENTI";
            // aggiungo l'attributo al nodo
            node.Attributes.SetNamedItem(key);
            XmlAttribute val = configFile.CreateAttribute("value");
            val.Value = "Data Source=SRVSQLCAAF;Initial Catalog=ANAUTENTI;Integrated Security=True";
            node.Attributes.SetNamedItem(val);
            // aggiungo il nodo all'elemento superiore
            appConfig.AppendChild(node);
            node = configFile.CreateElement("add");
            key = configFile.CreateAttribute("key");
            key.Value = "DBCOMUNI";
            node.Attributes.SetNamedItem(key);
            val = configFile.CreateAttribute("value");
            val.Value = "Data Source=SRVSQLCAAF;Initial Catalog=COMUNI;Integrated Security=True";
            node.Attributes.SetNamedItem(val);
            appConfig.AppendChild(node);
            configFile.Save(configFileName);

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Description: Generic Configuration Element Collection Base

Link: http://www.codekeep.net/snippets/6ee661a2-5269-442f-9ba2-05cc17454680.aspx

using System;
using System.Configuration;

namespace HelpersDotNet.Configuration
{
    public abstract class ConfigurationElementCollectionBase<T> :
        ConfigurationElementCollection where T : ConfigurationElement
    {
        public override ConfigurationElementCollectionType CollectionType
        {
            get { return ConfigurationElementCollectionType.AddRemoveClearMap; }
        }

        public T this[int index]
        {
            get { return (T)base.BaseGet(index); }
            set
            {
                if (base.BaseGet(index) != null)
                    base.BaseRemoveAt(index);

                base.BaseAdd(index, value);
            }
        }

        new public T this[string key]
        {
            get { return (T)base.BaseGet(key); }
        }

        public void Add(T element)
        {
            base.BaseAdd(element);
        }

        public void Clear()
        {
            base.BaseClear();
        }

        public bool Contains(string key)
        {
            return base.BaseGet(key) != null;
        }

        protected override ConfigurationElement CreateNewElement()
        {
            return Activator.CreateInstance<T>();
        }

        public void Remove(string key)
        {
            base.BaseRemove(key);
        }

        public void RemoveAt(int index)
        {
            base.BaseRemoveAt(index);
        }
    }
}

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Description: Example of declaring events in C#

Link: http://www.codekeep.net/snippets/87479a23-62b7-4476-bddf-711550f1a61f.aspx

public delegate void StatusUpdateHandler(string Message, int PercentComplete);
public event StatusUpdateHandler StatusUpdate;
public void OnStatusUpdate(string Message, int PercentComplete)
{
    if (StatusUpdate != null)
        StatusUpdate(Message, PercentComplete);
}

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Copywriting is often a daunting task. It’s not uncommon for a copywriter to spend days or weeks on a project. In this book, you’ll learn how to analyze the copy on an existing site, how to improve the layout of Web sites in relation to SEO, and more. By Lee Underwood. 1110

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Description: Changing a MOSS Publishing Welcome Page Programatically

Link: http://www.codekeep.net/snippets/798280ad-0f5b-4862-8aa5-6f8b33099b40.aspx

static public void UpdateWelcomePage(SPWeb web, string p)

        {

            if (PublishingWeb.IsPublishingWeb(web))

            {

                PublishingWeb pw = PublishingWeb.GetPublishingWeb(web);

                PublishingSite site = new PublishingSite(web.Site);

                //Set the default page 

                SPFile welcomefile = web.GetFile(p);

                pw.DefaultPage = welcomefile;

                pw.Update();

            }

        } 

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