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/*
* Copyright 2004-2013 ICEsoft Technologies Canada Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an "AS
* IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
package com.icesoft.faces.component.ext;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.Serializable;
import java.net.URI;
import java.util.Date;
import com.icesoft.faces.component.CSS_DEFAULT;
import com.icesoft.faces.component.ext.taglib.Util;
import com.icesoft.faces.context.Resource;
import com.icesoft.faces.context.ResourceRegistry;
import com.icesoft.faces.context.ResourceRegistryLocator;
import com.icesoft.faces.context.effects.CurrentStyle;
import com.icesoft.faces.context.effects.Effect;
import com.icesoft.faces.context.effects.JavascriptContext;
import com.icesoft.util.pooling.ClientIdPool;
import javax.faces.context.FacesContext;
import javax.faces.el.ValueBinding;
/**
* This is an extension of javax.faces.component.html.HtmlGraphicImage, which
* provides some additional behavior to this component such as: - changes
* the component's rendered state based on the authentication
- adds
* effects to the component
*/
public class HtmlGraphicImage
extends javax.faces.component.html.HtmlGraphicImage {
public static final String COMPONENT_TYPE =
"com.icesoft.faces.HtmlGraphicImage";
public static final String RENDERER_TYPE = "com.icesoft.faces.Image";
private static final boolean DEFAULT_VISIBLE = true;
private String renderedOnUserRole = null;
private Effect effect;
private Boolean visible = null;
private String styleClass = null;
private Effect onclickeffect;
private Effect ondblclickeffect;
private Effect onmousedowneffect;
private Effect onmouseupeffect;
private Effect onmousemoveeffect;
private Effect onmouseovereffect;
private Effect onmouseouteffect;
private Effect onkeypresseffect;
private Effect onkeydowneffect;
private Effect onkeyupeffect;
private CurrentStyle currentStyle;
private String mimeType = null;
public HtmlGraphicImage() {
super();
setRendererType(RENDERER_TYPE);
}
public void setValueBinding(String s, ValueBinding vb) {
if (s != null && s.indexOf("effect") != -1) {
// If this is an effect attribute make sure Ice Extras is included
JavascriptContext.includeLib(JavascriptContext.ICE_EXTRAS,
getFacesContext());
}
super.setValueBinding(s, vb);
}
public void encodeBegin(FacesContext context) throws IOException {
Object value = getValue();
if (value instanceof byte[]) {
getImageByteArrayResource(context).setContent((byte[]) value);
}
super.encodeBegin(context);
}
/**
* Set the value of the effect property.
*/
public void setEffect(Effect effect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.effect = effect;
}
/**
* Return the value of the effect property.
*/
public Effect getEffect() {
if (effect != null) {
return effect;
}
ValueBinding vb = getValueBinding("effect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the visible property.
*/
public void setVisible(boolean visible) {
this.visible = Boolean.valueOf(visible);
}
/**
* Return the value of the visible property.
*/
public boolean getVisible() {
if (visible != null) {
return visible.booleanValue();
}
ValueBinding vb = getValueBinding("visible");
Boolean boolVal =
vb != null ? (Boolean) vb.getValue(getFacesContext()) : null;
return boolVal != null ? boolVal.booleanValue() : DEFAULT_VISIBLE;
}
/**
* Set the value of the renderedOnUserRole property.
*/
public void setRenderedOnUserRole(String renderedOnUserRole) {
this.renderedOnUserRole = renderedOnUserRole;
}
/**
* Return the value of the renderedOnUserRole property.
*/
public String getRenderedOnUserRole() {
if (renderedOnUserRole != null) {
return renderedOnUserRole;
}
ValueBinding vb = getValueBinding("renderedOnUserRole");
return vb != null ? (String) vb.getValue(getFacesContext()) : null;
}
/**
* Return the value of the rendered property.
*/
public boolean isRendered() {
if (!Util.isRenderedOnUserRole(this)) {
return false;
}
return super.isRendered();
}
/**
* Return the value of the onclickeffect property.
*/
public Effect getOnclickeffect() {
if (onclickeffect != null) {
return onclickeffect;
}
ValueBinding vb = getValueBinding("onclickeffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the onclickeffect property.
*/
public void setOnclickeffect(Effect onclickeffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.onclickeffect = onclickeffect;
}
/**
* Return the value of the ondblclickeffect property.
*/
public Effect getOndblclickeffect() {
if (ondblclickeffect != null) {
return ondblclickeffect;
}
ValueBinding vb = getValueBinding("ondblclickeffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the ondblclickeffect property.
*/
public void setOndblclickeffect(Effect ondblclickeffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.ondblclickeffect = ondblclickeffect;
}
/**
* Return the value of the onmousedowneffect property.
*/
public Effect getOnmousedowneffect() {
if (onmousedowneffect != null) {
return onmousedowneffect;
}
ValueBinding vb = getValueBinding("onmousedowneffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the onmousedowneffect property.
*/
public void setOnmousedowneffect(Effect onmousedowneffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.onmousedowneffect = onmousedowneffect;
}
/**
* Return the value of the onmouseupeffect property.
*/
public Effect getOnmouseupeffect() {
if (onmouseupeffect != null) {
return onmouseupeffect;
}
ValueBinding vb = getValueBinding("onmouseupeffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the onmouseupeffect property.
*/
public void setOnmouseupeffect(Effect onmouseupeffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.onmouseupeffect = onmouseupeffect;
}
/**
* Return the value of the onmousemoveeffect property.
*/
public Effect getOnmousemoveeffect() {
if (onmousemoveeffect != null) {
return onmousemoveeffect;
}
ValueBinding vb = getValueBinding("onmousemoveeffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the onmousemoveeffect property.
*/
public void setOnmousemoveeffect(Effect onmousemoveeffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.onmousemoveeffect = onmousemoveeffect;
}
/**
* Return the value of the onmouseovereffect property.
*/
public Effect getOnmouseovereffect() {
if (onmouseovereffect != null) {
return onmouseovereffect;
}
ValueBinding vb = getValueBinding("onmouseovereffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the onmouseovereffect property.
*/
public void setOnmouseovereffect(Effect onmouseovereffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.onmouseovereffect = onmouseovereffect;
}
/**
* Return the value of the onmouseouteffect property.
*/
public Effect getOnmouseouteffect() {
if (onmouseouteffect != null) {
return onmouseouteffect;
}
ValueBinding vb = getValueBinding("onmouseouteffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the onmouseouteffect property.
*/
public void setOnmouseouteffect(Effect onmouseouteffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.onmouseouteffect = onmouseouteffect;
}
/**
* Return the value of the onkeypresseffect property.
*/
public Effect getOnkeypresseffect() {
if (onkeypresseffect != null) {
return onkeypresseffect;
}
ValueBinding vb = getValueBinding("onkeypresseffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the onkeypresseffect property.
*/
public void setOnkeypresseffect(Effect onkeypresseffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.onkeypresseffect = onkeypresseffect;
}
/**
* Return the value of the onkeydowneffect property.
*/
public Effect getOnkeydowneffect() {
if (onkeydowneffect != null) {
return onkeydowneffect;
}
ValueBinding vb = getValueBinding("onkeydowneffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the onkeydowneffect property.
*/
public void setOnkeydowneffect(Effect onkeydowneffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.onkeydowneffect = onkeydowneffect;
}
/**
* Return the value of the onkeyupeffect property.
*/
public Effect getOnkeyupeffect() {
if (onkeyupeffect != null) {
return onkeyupeffect;
}
ValueBinding vb = getValueBinding("onkeyupeffect");
return vb != null ? (Effect) vb.getValue(getFacesContext()) : null;
}
/**
* Set the value of the onkeyupeffect property.
*/
public void setOnkeyupeffect(Effect onkeyupeffect) {
JavascriptContext
.includeLib(JavascriptContext.ICE_EXTRAS, getFacesContext());
this.onkeyupeffect = onkeyupeffect;
}
/**
* Return the value of the currentStyle property.
*/
public CurrentStyle getCurrentStyle() {
return currentStyle;
}
/**
* Set the value of the currentStyle property.
*/
public void setCurrentStyle(CurrentStyle currentStyle) {
this.currentStyle = currentStyle;
}
/**
* Set the value of the styleClass property.
*/
public void setStyleClass(String styleClass) {
this.styleClass = styleClass;
}
/**
* Return the value of the styleClass property.
*/
public String getStyleClass() {
return Util.getQualifiedStyleClass(this,
styleClass,
CSS_DEFAULT.GRAPHIC_IMAGE_STYLE_CLASS,
"styleClass");
}
public void setMimeType(String mimeType) {
this.mimeType = mimeType;
}
public String getMimeType() {
return mimeType;
}
/**
* Gets the state of the instance as a Serializable
* Object.
*/
public Object saveState(FacesContext context) {
Object values[] = new Object[21];
values[0] = super.saveState(context);
values[1] = renderedOnUserRole;
values[2] = effect;
values[3] = onclickeffect;
values[4] = onclickeffect;
values[5] = ondblclickeffect;
values[6] = onmousedowneffect;
values[7] = onmouseupeffect;
values[8] = onmousemoveeffect;
values[9] = onmouseovereffect;
values[10] = onmouseouteffect;
values[14] = onkeypresseffect;
values[15] = onkeydowneffect;
values[16] = onkeyupeffect;
values[17] = currentStyle;
values[18] = visible;
values[19] = mimeType;
values[20] = styleClass;
return ((Object) (values));
}
/**
* Perform any processing required to restore the state from the entries
* in the state Object.
*/
public void restoreState(FacesContext context, Object state) {
Object values[] = (Object[]) state;
super.restoreState(context, values[0]);
renderedOnUserRole = (String) values[1];
effect = (Effect) values[2];
onclickeffect = (Effect) values[4];
ondblclickeffect = (Effect) values[5];
onmousedowneffect = (Effect) values[6];
onmouseupeffect = (Effect) values[7];
onmousemoveeffect = (Effect) values[8];
onmouseovereffect = (Effect) values[9];
onmouseouteffect = (Effect) values[10];
onkeypresseffect = (Effect) values[14];
onkeydowneffect = (Effect) values[15];
onkeyupeffect = (Effect) values[16];
currentStyle = (CurrentStyle) values[17];
visible = (Boolean)values[18];
mimeType = (String)values[19];
styleClass = (String)values[20];
}
public String getByteArrayImagePath(FacesContext context) {
return getImageByteArrayResource(context).getPath();
}
private ImageByteArrayResource getImageByteArrayResource(FacesContext context) {
if(!getAttributes().containsKey(ClientIdPool.get(getClientId(context)+"ImgBytArrRes"))) {
ImageByteArrayResource imageByteArrayResource = new ImageByteArrayResource(context,this);
getAttributes().put(ClientIdPool.get(getClientId(context)+"ImgBytArrRes"), imageByteArrayResource);
}
return (ImageByteArrayResource)getAttributes().get(ClientIdPool.get(getClientId(context)+"ImgBytArrRes"));
}
}
class ImageByteArrayResource implements Resource, Serializable {
private Date lastModified;
private byte[] content;
private String mimetype;
private URI uri;
public ImageByteArrayResource(FacesContext context, HtmlGraphicImage component) {
this.lastModified = new Date(System.currentTimeMillis());
this.mimetype = component.getMimeType();
ResourceRegistry registry = ResourceRegistryLocator.locate(context);
uri = registry.registerResource(this);
}
public String calculateDigest() {
return String.valueOf(this.hashCode());
}
public Date lastModified() {
return lastModified;
}
public InputStream open() throws IOException {
return new ByteArrayInputStream(content);
}
public void withOptions(Options options) throws IOException {
Date now = new Date();
options.setExpiresBy(now);
options.setLastModified(now);
options.setMimeType(mimetype);
}
public void setContent(byte[] content) {
this.content = content;
}
public String getPath() {
return uri.getPath()+ "?"+ content.hashCode();
}
}