/// <summary> Constructor takes in tagData, compositeTagData
/// </summary>
/// <param name="">tagData
/// </param>
/// <param name="">compositeTagData
///
/// </param>
public FormTag(TagData tagData, CompositeTagData compositeTagData) : base(tagData, compositeTagData)
{
this.formURL = compositeTagData.StartTag["ACTION"];
this.formName = compositeTagData.StartTag["NAME"];
this.formMethod = compositeTagData.StartTag["METHOD"];
this.formInputList = compositeTagData.Children.SearchFor(typeof(InputTag));
}
public override Tag CreateTag(TagData tagData, CompositeTagData compositeTagData)
{
string link = ExtractLink(compositeTagData.StartTag, tagData.UrlBeingParsed);
int mailto = link.IndexOf("mailto");
bool mailLink = false;
if (mailto == 0)
{
// yes it is
mailto = link.IndexOf(":");
link = link.Substring(mailto + 1);
mailLink = true;
}
int javascript = link.IndexOf("javascript:");
bool javascriptLink = false;
if (javascript == 0)
{
link = link.Substring(11); // this magic number is "javascript:".length()
javascriptLink = true;
}
string accessKey = GetAccessKey(compositeTagData.StartTag);
string myLinkText = compositeTagData.Children.ToString();
LinkTag linkTag = new LinkTag(tagData, compositeTagData,
new LinkData(link, myLinkText, accessKey, mailLink, javascriptLink));
linkTag.ThisScanner = this;
return(linkTag);
}
protected override Tag CreateTag(TagData tagData, Tag tag, string url)
{
string frameUrl = ExtractFrameLocn(tag, url);
string frameName = ExtractFrameName(tag, url);
return(new FrameTag(tagData, frameUrl, frameName));
}
protected override Tag CreateTag(TagData tagData, Tag tag, string url)
{
System.Collections.Hashtable table = tag.Attributes;
string metaTagName = (string)table["NAME"];
string metaTagContents = (string)table["CONTENT"];
string httpEquiv = (string)table["HTTP-EQUIV"];
return(new MetaTag(tagData, httpEquiv, metaTagName, metaTagContents));
}
/// <summary> Set the Tag with the beginning posn, ending posn and tag contents (in
/// a tagData object.
/// </summary>
/// <param name="tagData">The data for this tag
///
/// </param>
public Tag(TagData tagData) : base(tagData.TagBegin, tagData.TagEnd)
{
this.startLine = tagData.StartLine;
this.tagContents = new StringBuilder();
this.tagContents.Append(tagData.TagContents);
this.tagLine = tagData.TagLine;
this.tagLines = new string[] { tagData.TagLine };
this.emptyXmlTag = tagData.EmptyXmlTag;
}
/// <summary> Constructor creates a LinkTag object, which basically stores the location
/// where the link points to, and the text it contains.
/// <p>
/// In order to get the contents of the link tag, use foreach (... this).
/// <p>
/// The following code will get all the images inside a link tag.
/// <pre>
/// ImageTag imageTag;
/// foreach (Node node in linkTag.LinkData()) {
/// if (node instanceof ImageTag) {
/// imageTag = (ImageTag)node;
/// // Process imageTag
/// }
/// }
/// </pre>
/// There is another mechanism available that allows for uniform extraction of images. You could do this to
/// get all images from a web page :
/// <pre>
/// Vector imageCollectionVector = new Vector();
/// foreach (Node node in parser) {
/// node.CollectInto(imageCollectionVector,ImageTag.IMAGE_FILTER);
/// }
/// </pre>
/// The link tag processes all its contents in CollectInto().
/// </summary>
/// <param name="tagData">The data relating to the tag.
/// </param>
/// <param name="compositeTagData">The data regarding the composite structure of the tag.
/// </param>
/// <param name="linkData">The data specific to the link tag.
/// </param>
/// <seealso cref="">#linkData()
///
/// </seealso>
public LinkTag(TagData tagData, CompositeTagData compositeTagData, LinkData linkData)
: base(tagData, compositeTagData)
{
this.link = linkData.Link;
this.linkText = linkData.LinkText;
this.accessKey = linkData.AccessKey;
this.mailLink = linkData.MailLink;
this.javascriptLink = linkData.JavascriptLink;
}
protected override Tag CreateTag(TagData tagData, Tag tag, string url)
{
string baseUrl = tag["HREF"];
string absoluteBaseUrl = "";
if (baseUrl != null && baseUrl.Length > 0)
{
absoluteBaseUrl = LinkProcessor.RemoveLastSlash(baseUrl.Trim());
processor.BaseUrl = absoluteBaseUrl;
}
return(new BaseHrefTag(tagData, absoluteBaseUrl));
}
public override Tag CreateTag(TagData tagData, CompositeTagData compositeTagData)
{
string formUrl = ExtractFormLocn(compositeTagData.StartTag, tagData.UrlBeingParsed);
if (formUrl != null && formUrl.Length > 0)
{
compositeTagData.StartTag["ACTION"] = formUrl;
}
if (!(stack.Count == 0) && (this == stack.Peek()))
{
stack.Pop();
}
return(new FormTag(tagData, compositeTagData));
}
/// <summary> Override this method to create your own tag type
/// </summary>
/// <param name="">tagData
/// </param>
/// <param name="">tag
/// </param>
/// <param name="">url
/// </param>
/// <returns> Tag
/// Throws ParserException
///
/// </returns>
protected virtual Tag CreateTag(TagData tagData, Tag tag, string url)
{
return(null);
}
public BaseHrefTag(TagData tagData, string baseUrl) : base(tagData)
{
this.baseUrl = baseUrl;
}
public HeadTag(TagData tagData, CompositeTagData compositeTagData) : base(tagData, compositeTagData)
{
}
/// <summary> You must override this method to create the tag of your choice upon successful parsing. Data required /// for construction of your tag can be found within tagData and compositeTagData /// </summary> public abstract Tag CreateTag(TagData tagData, CompositeTagData compositeTagData);
public MetaTag(TagData tagData, string httpEquiv, string metaTagName, string metaTagContents) : base(tagData)
{
this.httpEquiv = httpEquiv;
this.metaTagName = metaTagName;
this.metaTagContents = metaTagContents;
}
public override Tag CreateTag(TagData tagData, CompositeTagData compositeTagData)
{
return(null);
}
protected override Tag CreateTag(TagData tagData, Tag tag, string url)
{
return(new InputTag(tagData));
}
public EndTag(TagData tagData) : base(tagData)
{
}
protected override Tag CreateTag(TagData tagData, Tag tag, string url)
{
string link = ExtractImageLocn(tag, url);
return(new ImageTag(tagData, link));
}
public Html(TagData tagData, CompositeTagData compositeTagData) : base(tagData, compositeTagData)
{
}
public override Tag CreateTag(TagData tagData, CompositeTagData compositeTagData)
{
return(new Html(tagData, compositeTagData));
}
public AnotherTag(TagData tagData, CompositeTagData compositeTagData) : base(tagData, compositeTagData)
{
}
public CustomTag(TagData tagData, CompositeTagData compositeTagData) : base(tagData, compositeTagData)
{
this.tagData = tagData;
}
public override Tag CreateTag(TagData tagData, CompositeTagData compositeTagData)
{
return(new AnotherTag(tagData, compositeTagData));
}
public override Tag CreateTag(TagData tagData, CompositeTagData compositeTagData)
{
return(new BulletList(tagData, compositeTagData));
}
public Bullet(TagData tagData, CompositeTagData compositeTagData) : base(tagData, compositeTagData)
{
}
public override Tag CreateTag(TagData tagData, CompositeTagData compositeTagData)
{
Enclosing_Instance.url = tagData.UrlBeingParsed;
return(base.CreateTag(tagData, compositeTagData));
}
public InputTag(TagData tagData) : base(tagData)
{
}
/// <summary> Constructor creates an ImageTag object, which stores the location
/// where the image is to be found.
/// </summary>
/// <param name="tagData">Specifies character position and content of the tag.
/// </param>
/// <param name="imageURL">Location of the image.
///
/// </param>
public ImageTag(TagData tagData, string imageURL) : base(tagData)
{
this.imageURL = imageURL;
}
public CompositeTag(TagData tagData, CompositeTagData compositeTagData) : base(tagData)
{
this.childTags = compositeTagData.Children;
this.startTag = compositeTagData.StartTag;
this.endTag = compositeTagData.EndTag;
}
public Div(TagData tagData, CompositeTagData compositeTagData) : base(tagData, compositeTagData)
{
}
public FrameTag(TagData tagData, string frameURL, string frameName) : base(tagData)
{
this.frameURL = frameURL;
this.frameName = frameName;
}
