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| package photospace.web.spring; |
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| |
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| import java.awt.image.*; |
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4 |
| import java.io.*; |
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| import java.text.*; |
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| import java.util.*; |
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| import javax.servlet.http.*; |
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| import org.apache.commons.collections.*; |
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| import org.apache.commons.lang.*; |
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| import org.apache.commons.logging.*; |
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| import org.springframework.beans.*; |
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| import org.springframework.beans.propertyeditors.*; |
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| import org.springframework.validation.*; |
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| import org.springframework.web.bind.*; |
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| import org.springframework.web.servlet.*; |
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| import org.springframework.web.servlet.mvc.*; |
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| import photospace.beans.*; |
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| import photospace.graphics.*; |
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| import photospace.meta.*; |
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| import photospace.vfs.*; |
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| import photospace.search.*; |
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| |
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| public class EditController |
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| extends AbstractFormController |
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| { |
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| private static final Log log = LogFactory.getLog(EditController.class); |
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| |
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| private Persister persister; |
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| private Searcher searcher; |
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| private FileSystem filesystem; |
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| private List multiEditProperties = Arrays.asList(new String[] { "title", |
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| "description", |
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| "creator", |
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| "created", |
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| "position.latitude", |
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| "position.longitude" |
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| }); |
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| |
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39 |
1
| public EditController()
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| { |
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41 |
1
| setSessionForm(true);
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42 |
1
| setBindOnNewForm(false);
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| } |
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| |
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45 |
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| protected void initBinder(HttpServletRequest request, ServletRequestDataBinder binder)
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| throws Exception |
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| { |
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| binder.registerCustomEditor(Double.class, new CustomNumberEditor(Double.class, new DecimalFormat("##0.000000"), true));
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49 |
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| binder.registerCustomEditor(Date.class, new DateEditor(new SimpleDateFormat(getMessageSourceAccessor().getMessage("format.dateTime")), true));
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50 |
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| binder.registerCustomEditor(String[].class, "meta.labels", new LabelsEditor());
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| } |
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| |
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53 |
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| protected Object formBackingObject(HttpServletRequest request) throws Exception
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54 |
| { |
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| String[] paths = request.getParameterValues("paths");
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56 |
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| if (paths != null)
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57 |
| { |
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| EditCommand command = new EditCommand(new Meta());
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| command.setPaths(paths);
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| |
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| List metas = new ArrayList();
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| for (int i = 0; i < command.getPaths().length; i++)
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| { |
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| Meta meta = persister.getMeta(command.getPaths()[i]);
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2
| if (meta instanceof FolderMeta)
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| { |
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0
| FolderMeta folder = (FolderMeta) searcher.browse(meta.getPath(), Searcher.PHOTO_CONSTRAINT, Searcher.ASCENDING, 0, 3);
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| ((FolderMeta) meta).addFiles(folder.getFiles());
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| } |
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2
| metas.add(meta);
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| } |
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| command.setMetas(metas);
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| BeanWrapper wrapper = new BeanWrapperImpl(command.getMeta());
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| for (Iterator p = multiEditProperties.iterator(); p.hasNext();)
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| { |
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6
| setSharedValue(wrapper, metas, (String) p.next());
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| } |
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| command.setSharedKeywords(getSharedKeywords(metas));
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| command.getMeta().setLabels((String[]) command.getSharedKeywords().toArray(new String[] {}));
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| return command;
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81 |
| } |
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| throw new ServletRequestBindingException("Required parameter 'paths' was not supplied");
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| } |
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| |
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| private Set getSharedKeywords(List metas)
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| { |
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| HashSet shared = new HashSet(Arrays.asList(((Meta) metas.get(0)).getLabels()));
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| for (Iterator labels = metas.iterator(); labels.hasNext();)
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| { |
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2
| Meta meta = (Meta) labels.next();
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2
| shared.retainAll(Arrays.asList(meta.getLabels()));
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| } |
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| return shared;
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| } |
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| |
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| protected ModelAndView processFormSubmission(HttpServletRequest request, HttpServletResponse response,
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| Object command, BindException errors) throws Exception |
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| { |
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99 |
0
| if (errors.hasErrors())
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| { |
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| logger.debug("Data binding errors: " + errors.getErrorCount());
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102 |
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| return showForm(request, response, errors);
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| } |
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| else |
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| { |
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| logger.debug("No errors -> processing submit");
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0
| return onSubmit(request, response, command, errors);
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| } |
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| } |
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| |
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111 |
0
| protected ModelAndView showForm(HttpServletRequest request, HttpServletResponse response,
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| BindException errors) throws Exception |
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113 |
| { |
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114 |
0
| if (isSessionForm()) request.getSession().setAttribute(getFormSessionAttributeName(), errors.getTarget());
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115 |
0
| return new ModelAndView("/edit", errors.getModel());
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| } |
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117 |
| |
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118 |
6
| private void setSharedValue(BeanWrapper bean, List metas, String property)
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| { |
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120 |
6
| Set values = new HashSet();
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121 |
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| CollectionUtils.collect(metas, new PropertyTransformer(property), values);
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122 |
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| if (values.size() == 1) bean.setPropertyValue(property, values.iterator().next());
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| } |
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| |
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| protected ModelAndView onSubmit(HttpServletRequest request, HttpServletResponse response, Object command, BindException errors) throws Exception
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126 |
| { |
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127 |
1
| EditCommand form = (EditCommand) command;
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128 |
1
| if (!StringUtils.isEmpty(form.getRotate()))
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| { |
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130 |
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| int degrees = 0;
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131 |
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| if ("left".equals(form.getRotate())) degrees = -90;
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132 |
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| if ("right".equals(form.getRotate())) degrees = 90;
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133 |
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| log.debug("Rotating " + Arrays.asList(form.getPaths()) + " " + form.getRotate());
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134 |
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| for (Iterator i = form.getMetas().iterator(); i.hasNext();)
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| { |
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136 |
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| Meta meta = (Meta) i.next();
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137 |
0
| if (! (meta instanceof PhotoMeta)) continue;
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138 |
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| File file = filesystem.getFile(meta.getPath());
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139 |
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| try
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| { |
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| BufferedImage image = Sampler.read(file);
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142 |
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| Sampler.write(Sampler.rotate(image, degrees), file);
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| } |
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| catch (IOException e) |
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| { |
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| log.warn("Exception rotation " + meta, e);
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147 |
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| request.setAttribute("error", getMessageSourceAccessor().getMessage("error.rotate.failed",
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| new Object[] { meta.getLabel() })); |
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149 |
0
| break;
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150 |
| } |
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151 |
| } |
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152 |
0
| form.setRotate(null);
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153 |
| } |
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154 |
| else |
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155 |
| { |
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156 |
1
| log.debug("Editing " + Arrays.asList(form.getPaths()));
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157 |
1
| BeanWrapper edited = new BeanWrapperImpl(form.getMeta());
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158 |
1
| for (Iterator i = form.getMetas().iterator(); i.hasNext();)
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|
159 |
| { |
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160 |
2
| Meta meta = (Meta) i.next();
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161 |
2
| BeanWrapper bean = new BeanWrapperImpl(meta);
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162 |
2
| for (Iterator p = multiEditProperties.iterator(); p.hasNext();)
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163 |
| { |
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164 |
12
| String property = (String) p.next();
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165 |
12
| Object value = edited.getPropertyValue(property);
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166 |
0
| if (!form.isMultiEdit()) bean.setPropertyValue(property, value);
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167 |
6
| else if (value == null || (value instanceof String && StringUtils.isEmpty((String) value))) continue;
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168 |
6
| else bean.setPropertyValue(property, value);
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|
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| } |
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170 |
2
| if (form.isMultiEdit())
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171 |
| { |
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172 |
2
| List labels = new ArrayList(Arrays.asList(meta.getLabels()));
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173 |
2
| labels.removeAll(form.getRemovedKeywords());
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174 |
2
| labels.addAll(Arrays.asList(form.getMeta().getLabels()));
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175 |
2
| meta.setLabels((String[]) labels.toArray(new String[] {}));
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176 |
| } |
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177 |
| else |
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178 |
| { |
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179 |
0
| meta.setLabels(form.getMeta().getLabels());
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|
180 |
| } |
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181 |
| |
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182 |
2
| persister.saveMeta(meta.getPath(), meta);
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183 |
| } |
|
184 |
| } |
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185 |
| |
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186 |
1
| request.setAttribute("message", getMessageSourceAccessor().getMessage("message.edit.success"));
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187 |
| |
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188 |
1
| return new ModelAndView("/edit", errors.getModel());
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|
189 |
| } |
|
190 |
| |
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191 |
1
| public void setPersister(Persister persister)
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|
192 |
| { |
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193 |
1
| this.persister = persister;
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194 |
| } |
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195 |
| |
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196 |
1
| public void setFilesystem(FileSystem filesystem)
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|
197 |
| { |
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198 |
1
| this.filesystem = filesystem;
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|
199 |
| } |
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200 |
| |
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201 |
1
| public void setSearcher(Searcher searcher)
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|
202 |
| { |
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203 |
1
| this.searcher = searcher;
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204 |
| } |
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205 |
| } |
