我有一个STL预览器,可以预览文件与mime类型“应用程序/sla”在户外。因此,我希望将mime类型为"application/pla“的文件呈现为"application/sla”。为此,我使用以下脚本在文件夹上创建了一个规则
var renderingEngineName = 'reformat'; var renditionDefinitionName = 'cm:stl'; var renditionDef = renditionService.createRenditionDefinition(renditionDefinitionName, renderingEngineName); renditionDef.parameters['mime-type'] = 'application/sla'; renditionService.render(document, renditionDef);
我还可以在管理控制台的节点浏览器中看到呈现子项
但是,我仍然无法获得mime类型为"application/pla“的文件的预览。
我还采用了另一种方法,通过以下方式定义新的spring bean来创建自定义缩略图
<bean id="thumbnailDefinitionSTLpreview" class="org.alfresco.repo.thumbnail.ThumbnailDefinition">
<property name="name" value="stl" />
<property name="mimetype" value="application/sla" />
<property name="transformationOptions">
<!-- The thumbnail definition have transformationOptions mandatory -->
<!-- But there are none for pdf, so use SWFTransformationsOptions as a dummy -->
<bean class="org.alfresco.repo.content.transform.swf.SWFTransformationOptions">
<property name="flashVersion" value="9" />
</bean>
</property>
</bean>
<bean id="baseThumbnailRegistry" abstract="true">
<property name="contentService" ref="ContentService"/>
<property name="renditionService" ref="renditionService" />
<property name="transactionService" ref="TransactionService" />
<property name="tenantAdminService" ref="tenantAdminService" />
<property name="redeployStaticDefsOnStartup" value="${system.thumbnail.redeployStaticDefsOnStartup}" />
<property name="thumbnailDefinitions">
<list>
<ref bean="thumbnailDefinitionMedium" />
<ref bean="thumbnailDefinitionDoclib" />
<ref bean="thumbnailDefinitionImgpreview" />
<ref bean="thumbnailDefinitionAvatar" />
<ref bean="thumbnailDefinitionAvatar32" />
<ref bean="thumbnailDefinitionPDFpreview" />
<ref bean="thumbnailDefinitionWebpreview" />
<ref bean="thumbnailDefinitionSTLpreview" />
</list>
</property>
<property name="thumbnailRenditionConvertor" ref="thumbnailRenditionConvertor" />
</bean>并在"web-preview.get.config.xml“中添加了以下代码,以使用创建的缩略图进行预览
<condition mimeType="application/sla">
<plugin src="webpreview" paging="true">STLViewer</plugin>
<plugin srcMaxSize="500000">Image</plugin>
</condition>
<condition thumbnail="stl">
<plugin src="stl" paging="true">STLViewer</plugin>
</condition>为了创建缩略图,我正在执行一个关于文件夹规则的脚本,如下所示
document.createThumbnail("stl", true);
document.save();在最后,我能够得到STLViewer屏幕,但对象没有得到渲染。
如果有人能帮我解决这个问题,我会很高兴。
https://stackoverflow.com/questions/43046379
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