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package info.bliki.wiki.model;
import info.bliki.wiki.filter.Encoder;
import info.bliki.wiki.filter.WikipediaScanner;
import java.util.List;
/**
* Represents an [[Image:....]] wiki link with all the possible attributes.
*
* Copied from Patch #1488331 sf.net user: o_rossmueller; modified by axelclk
* http ://sourceforge.net/tracker/index.php?func=detail&aid=1488331&group_id=
* 128886 &atid=713150
*
*/
public class ImageFormat {
public static ImageFormat getImageFormat(String rawImageLink, String imageNamespace) {
ImageFormat img = new ImageFormat();
List list = WikipediaScanner.splitByPipe(rawImageLink, null);
if (list.size() > 0) {
String attrValue;
String token = list.get(0).trim();
img.setFilename("");
if (token.length() > imageNamespace.length() && token.charAt(imageNamespace.length()) == ':') {
if (imageNamespace.equalsIgnoreCase(token.substring(0, imageNamespace.length()))) {
img.setFilename(token.substring(imageNamespace.length() + 1));
img.setNamespace(imageNamespace);
}
}
String caption;
for (int j = 1; j < list.size(); j++) {
caption = list.get(j).trim();
if (caption.length() > 0) {
token = caption.toLowerCase();
int defIndex = token.indexOf("=");
if (defIndex > 0) {
token = token.substring(0, defIndex).trim();
if (token.equals("link")) {
attrValue = caption.substring(defIndex + 1).trim();
img.setLink(attrValue);
continue;
}
if (token.equals("alt")) {
attrValue = caption.substring(defIndex + 1).trim();
img.setAlt(Encoder.encodeHtml(attrValue));
continue;
}
} else {
if (token.equals("frame") || token.equals("thumb") || token.equals("thumbnail") || token.equals("border")) {
img.setType(token);
continue;
}
if (token.equals("right") || token.equals("left") || token.equals("center") || token.equals("none")) {
img.setLocation(token);
continue;
}
if (token.endsWith("px")) {
img.setSize(token);
continue;
}
}
img.setCaption(caption);
}
}
}
return img;
}
private String fFilename;
private String fType;
private String fLocation = "none";
private String fWidthStr = null;
private int fWidth = -1;
private String fHeightStr = null;
private int fHeight = -1;
private String fCaption;
private String fAlt;
private String fNamespace;
private String fLink;
public String getAlt() {
return fAlt;
}
public String getCaption() {
return fCaption;
}
public String getFilename() {
return fFilename;
}
public String getLocation() {
return fLocation;
}
public String getNamespace() {
return fNamespace;
}
/**
* Get the "e;link="e; attribute from the [[Image:...]] wiki link.
*
* @return the "e;link="e; attribute
*/
public String getLink() {
return fLink;
}
/**
* Get the width of the image in pixel (example: "600px")
*
* @param size
*
* @return -1 if no width is specified
*/
public int getWidth() {
return fWidth;
}
/**
* Get the width of the image as a string
*
* @param size
*
* @return null if no width is specified
*/
public String getWidthStr() {
return fWidthStr;
}
/**
* Get the height of the image in pixel (example: "600px")
*
* @param size
*
* @return -1 if no width is specified
*/
public int getHeight() {
return fHeight;
}
/**
* Get the height of the image as a string
*
* @param size
*
* @return null if no width is specified
*/
public String getHeightStr() {
return fHeightStr;
}
public String getType() {
return fType;
}
public void setAlt(String alt) {
fAlt = alt;
}
public void setCaption(String caption) {
this.fCaption = caption;
}
public void setFilename(String filename) {
this.fFilename = filename;
}
public void setLocation(String location) {
this.fLocation = location.toLowerCase();
}
public void setNamespace(String namespace) {
this.fNamespace = namespace;
}
public void setLink(String link) {
this.fLink = link;
}
/**
* Set the size of the image in pixel. If the given string ends with "px"
* additionally calculate the integer value of the width and optionally the
* size of the height (example: "600px"). If the size is negative ignore it.
*
* See Image
* markup#Size and See Help:Images
*
* @param size
*/
public void setSize(String size) {
String sizeStr = size.toLowerCase();
if (sizeStr.endsWith("px")) {
int indexOfX = sizeStr.indexOf("x");
if (indexOfX >= 0 && indexOfX < sizeStr.length() - 1) {
// format "widthxheightpx"
fWidthStr = sizeStr.substring(0, indexOfX) + "px";
fHeightStr = sizeStr.substring(indexOfX + 1);
try {
this.fHeight = Integer.parseInt(fHeightStr.substring(0, fHeightStr.length() - 2));
if (fHeight < 0) {
this.fHeight = -1;
this.fHeightStr = null;
}
} catch (NumberFormatException e) {
this.fHeight = -1;
this.fHeightStr = null;
}
} else {
fWidthStr = sizeStr;
fHeightStr = null;
fHeight = -1;
}
try {
this.fWidth = Integer.parseInt(fWidthStr.substring(0, fWidthStr.length() - 2));
if (fWidth < 0) {
this.fWidth = -1;
this.fWidthStr = null;
}
} catch (NumberFormatException e) {
this.fWidth = -1;
this.fWidthStr = null;
}
}
}
public void setType(String type) {
this.fType = type.toLowerCase();
}
/**
* Set the width of the image in pixel. This method is typically used to set a
* "default width" (220px) for images of type "thumb" if
* no width is set in the image format string.
*
* @param width
* @see AbstractWikiModel#setDefaultThumbWidth(ImageFormat)
*/
public void setWidth(int width) {
fWidth = width;
}
}