htmlscreenrenderer.java

Sequoia ERP是一个真正的企业级开源ERP解决方案。它提供的模块包括：电子商务应用(e-commerce), POS系统(point of sales),知识管理,存货与仓库管理

                    StringBuffer newURL = new StringBuffer();
                    ContentUrlTag.appendContentPrefix(request, newURL);
                    newURL.append(src);
                    writer.write(newURL.toString());
                }
            } else {
                writer.write(src);
            }

            writer.write("\"");
        }
        writer.write("/>");
        
        
        appendWhitespace(writer);
    }

    public void renderContentBegin(Writer writer, Map context, ModelScreenWidget.Content content) throws IOException {
        String editRequest = content.getEditRequest(context);
        String editContainerStyle = content.getEditContainerStyle(context);
        String enableEditName = content.getEnableEditName(context);
        String enableEditValue = (String)context.get(enableEditName);
        
        if (Debug.verboseOn()) Debug.logVerbose("directEditRequest:" + editRequest, module);
        
        if (UtilValidate.isNotEmpty(editRequest) && "true".equals(enableEditValue)) {
            writer.write("<div");
            writer.write(" class=\"" + editContainerStyle + "\"> ");
            appendWhitespace(writer);
        }
    }

    public void renderContentBody(Writer writer, Map context, ModelScreenWidget.Content content) throws IOException {
            Locale locale = Locale.getDefault();
            Boolean nullThruDatesOnly = new Boolean(false);
            String mimeTypeId = "text/html";
            String expandedContentId = content.getContentId(context);
            String renderedContent = null;
            GenericDelegator delegator = (GenericDelegator) context.get("delegator");

            if (Debug.verboseOn()) Debug.logVerbose("expandedContentId:" + expandedContentId, module);
            
            try {
                if (UtilValidate.isNotEmpty(expandedContentId)) {
                    if (WidgetContentWorker.contentWorker != null) {
                        renderedContent = WidgetContentWorker.contentWorker.renderContentAsTextCacheExt(delegator, expandedContentId, context, null, locale, mimeTypeId);
                    } else {
                        Debug.logError("Not rendering content, not ContentWorker found.", module);
                    }
                }
                if (UtilValidate.isEmpty(renderedContent)) {
                    String editRequest = content.getEditRequest(context);
                    if (UtilValidate.isNotEmpty(editRequest)) {
                        if (WidgetContentWorker.contentWorker != null) {
                            WidgetContentWorker.contentWorker.renderContentAsTextCacheExt(delegator, "NOCONTENTFOUND", writer, context, null, locale, mimeTypeId);
                        } else {
                            Debug.logError("Not rendering content, not ContentWorker found.", module);
                        }
                    }
                } else {
                    if (content.xmlEscape()) {
                        renderedContent = UtilFormatOut.encodeXmlValue(renderedContent);
                    }
                    
                    writer.write(renderedContent);
                }

            } catch(GeneralException e) {
                String errMsg = "Error rendering included content with id [" + expandedContentId + "] : " + e.toString();
                Debug.logError(e, errMsg, module);
                //throw new RuntimeException(errMsg);
            } catch(IOException e2) {
                String errMsg = "Error rendering included content with id [" + expandedContentId + "] : " + e2.toString();
                Debug.logError(e2, errMsg, module);
                //throw new RuntimeException(errMsg);
            }
    }

    public void renderContentEnd(Writer writer, Map context, ModelScreenWidget.Content content) throws IOException {

                //Debug.logInfo("renderContentEnd, context:" + context, module);
        String expandedContentId = content.getContentId(context);
        String editMode = "Edit";
        String editRequest = content.getEditRequest(context);
        String editContainerStyle = content.getEditContainerStyle(context);
        String enableEditName = content.getEnableEditName(context);
        String enableEditValue = (String)context.get(enableEditName);
        if (editRequest != null && editRequest.toUpperCase().indexOf("IMAGE") > 0) {
            editMode += " Image";
        }
        Map params = (Map)context.get("parameters");
        //String editRequestWithParams = editRequest + "?contentId=${currentValue.contentId}&drDataResourceId=${currentValue.drDataResourceId}&directEditRequest=${directEditRequest}&indirectEditRequest=${indirectEditRequest}&caContentIdTo=${currentValue.caContentIdTo}&caFromDate=${currentValue.caFromDate}&caContentAssocTypeId=${currentValue.caContentAssocTypeId}";
            
        if (UtilValidate.isNotEmpty(editRequest) && "true".equals(enableEditValue)) {
            String contentId = content.getContentId(context);
            HttpServletResponse response = (HttpServletResponse) context.get("response");
            HttpServletRequest request = (HttpServletRequest) context.get("request");
            if (request != null && response != null) {
                if (editRequest.indexOf("?") < 0)  editRequest += "?";
                else editRequest += "&amp;";
                editRequest += "contentId=" + expandedContentId;
                ServletContext ctx = (ServletContext) request.getAttribute("servletContext");
                RequestHandler rh = (RequestHandler) ctx.getAttribute("_REQUEST_HANDLER_");
                String urlString = rh.makeLink(request, response, editRequest, false, false, false);
                String linkString = "<a href=\"" + urlString + "\">" + editMode + "</a>";
                writer.write(linkString);
            }
            if (UtilValidate.isNotEmpty(editContainerStyle)) {
                writer.write("</div>");
            }
            appendWhitespace(writer);
        }
    }

    public void renderContentFrame(Writer writer, Map context, ModelScreenWidget.Content content) throws IOException {
    	
    	String dataResourceId = content.getDataResourceId(context);
    	String urlString = "ViewSimpleContent?dataResourceId=" + dataResourceId;
    	
    	String width = content.getWidth();
    	String widthString=" width=\"" + width + "\"";
    	String height = content.getHeight();
    	String heightString=" height=\"" + height + "\"";
    	String border = content.getBorder();
    	String borderString = (UtilValidate.isNotEmpty(border)) ? " border=\"" + border + "\"" : "";
    	
        HttpServletRequest request = (HttpServletRequest) context.get("request");
        HttpServletResponse response = (HttpServletResponse) context.get("response");
        if (request != null && response != null) {
        	ServletContext ctx = (ServletContext) request.getAttribute("servletContext");
        	RequestHandler rh = (RequestHandler) ctx.getAttribute("_REQUEST_HANDLER_");
        	String fullUrlString = rh.makeLink(request, response, urlString, true, false, false);
        	String linkString = "<iframe src=\"" + fullUrlString + "\" " + widthString + heightString + borderString + " />";
        	writer.write(linkString);
        }
    	
    }


    public void renderSubContentBegin(Writer writer, Map context, ModelScreenWidget.SubContent content) throws IOException {

        String editRequest = content.getEditRequest(context);
        String editContainerStyle = content.getEditContainerStyle(context);
        String enableEditName = content.getEnableEditName(context);
        String enableEditValue = (String)context.get(enableEditName);
        if (UtilValidate.isNotEmpty(editRequest) && "true".equals(enableEditValue)) {
            writer.write("<div");
            writer.write(" class=\"" + editContainerStyle + "\"> ");
    
            appendWhitespace(writer);
        }
    }

    public void renderSubContentBody(Writer writer, Map context, ModelScreenWidget.SubContent content) throws IOException {
            Locale locale = Locale.getDefault();
            Boolean nullThruDatesOnly = new Boolean(false);
            String mimeTypeId = "text/html";
            String expandedContentId = content.getContentId(context);
            String expandedAssocName = content.getAssocName(context);
            String renderedContent = null;
            GenericDelegator delegator = (GenericDelegator) context.get("delegator");
            Timestamp fromDate = UtilDateTime.nowTimestamp();
            HttpServletRequest request = (HttpServletRequest) context.get("request");
            GenericValue userLogin = null;
            if (request != null) {
                HttpSession session = request.getSession();
                userLogin = (GenericValue)session.getAttribute("userLogin");
            }
                Debug.logInfo("expandedContentId:" + expandedContentId, module);
            try {
                if (WidgetContentWorker.contentWorker != null) {
                    renderedContent = WidgetContentWorker.contentWorker.renderSubContentAsTextCacheExt(delegator, expandedContentId, expandedAssocName, null, context, locale, mimeTypeId, userLogin, fromDate);
                } else {
                    Debug.logError("Not rendering content, not ContentWorker found.", module);
                }
                if (UtilValidate.isEmpty(renderedContent)) {
                    String editRequest = content.getEditRequest(context);
                    if (UtilValidate.isNotEmpty(editRequest)) {
                        if (WidgetContentWorker.contentWorker != null) {
                            WidgetContentWorker.contentWorker.renderContentAsTextCacheExt(delegator, "NOCONTENTFOUND", writer, context, null, locale, mimeTypeId);
                        } else {
                            Debug.logError("Not rendering content, not ContentWorker found.", module);
                        }
                    }
                } else {
                    if (content.xmlEscape()) {
                        renderedContent = UtilFormatOut.encodeXmlValue(renderedContent);
                    }
                        
                    writer.write(renderedContent);
                }

            } catch(GeneralException e) {
                String errMsg = "Error rendering included content with id [" + expandedContentId + "] : " + e.toString();
                Debug.logError(e, errMsg, module);
                //throw new RuntimeException(errMsg);
            } catch(IOException e2) {
                String errMsg = "Error rendering included content with id [" + expandedContentId + "] : " + e2.toString();
                Debug.logError(e2, errMsg, module);
                //throw new RuntimeException(errMsg);
            }
    }

    public void renderSubContentEnd(Writer writer, Map context, ModelScreenWidget.SubContent content) throws IOException {

        String editMode = "Edit";
        String editRequest = content.getEditRequest(context);
        String editContainerStyle = content.getEditContainerStyle(context);
        String enableEditName = content.getEnableEditName(context);
        String enableEditValue = (String)context.get(enableEditName);
        String expandedContentId = content.getContentId(context);
        String expandedAssocName = content.getAssocName(context);
        Map params = (Map)context.get("parameters");
        if (editRequest != null && editRequest.toUpperCase().indexOf("IMAGE") > 0) {
            editMode += " Image";
        }
        if (UtilValidate.isNotEmpty(editRequest) && "true".equals(enableEditValue)) {
            HttpServletResponse response = (HttpServletResponse) context.get("response");
            HttpServletRequest request = (HttpServletRequest) context.get("request");
            if (request != null && response != null) {
                if (editRequest.indexOf("?") < 0)  editRequest += "?";
                else editRequest += "&amp;";
                editRequest += "contentId=" + expandedContentId;
                if (UtilValidate.isNotEmpty(expandedAssocName)) {
                    editRequest += "&amp;assocName=" + expandedAssocName;
                }
                HttpSession session = request.getSession();
                GenericValue userLogin = (GenericValue)session.getAttribute("userLogin");
                /* don't know why this is here. might come to me later. -amb
                GenericDelegator delegator = (GenericDelegator)request.getAttribute("delegator");
                String contentIdTo = content.getContentId(context);
                String mapKey = content.getAssocName(context);
                GenericValue view = null;
                try {
                    view = ContentWorker.getSubContentCache(delegator, contentIdTo, mapKey, userLogin, null, UtilDateTime.nowTimestamp(), new Boolean(false), null);
                } catch(GenericEntityException e) {
                    throw new IOException("Originally a GenericEntityException. " + e.getMessage());
                }
                */
                ServletContext ctx = (ServletContext) request.getAttribute("servletContext");
                RequestHandler rh = (RequestHandler) ctx.getAttribute("_REQUEST_HANDLER_");
                String urlString = rh.makeLink(request, response, editRequest, false, false, false);
                String linkString = "<a href=\"" + urlString + "\">" + editMode + "</a>";
                writer.write(linkString);
            }
            if (UtilValidate.isNotEmpty(editContainerStyle)) {
                writer.write("</div>");
            }
            appendWhitespace(writer);
        }
    }


    public void appendWhitespace(Writer writer) throws IOException {
        // appending line ends for now, but this could be replaced with a simple space or something
        writer.write("\r\n");
        //writer.write(' ');
    }
}