Create a new blog post (Blog.CreatePost)

<label class="createPost" for="entryTitle">$msg.get('xe.blog.post.createpost') </label><input type="text" id="entryTitle" name="entryTitle" value="$msg.get('xe.blog.post.title')" class="withTip" size="30" /> <span class="buttonwrapper"><input type="submit" value="${escapetool.xml($msg.get('xe.blog.post.create'))}" class="button"/></span>

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</div>

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</form>

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#else

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## Second step, form submitted, create the document

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#set($space = "$!request.entrySpace")

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#if($space == '')

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#set($space = 'Main')

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#end

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## Remove . and : from the document name, as they have a special meaning in XWiki document names

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#set($postDocName = "${space}.${name.replaceAll('[.:]', '')}")

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## Get the target blog document, to set it as the parent

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#getBlogDocument($space $blogDoc)

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#set($parent = $blogDoc.fullName)

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#set($title = "$!{escapetool.url($name)}")

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#if("$!request.category" != '')

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#set($category = "&${blogPostClassname}_${blogPostObjectNumber}_category=${escapetool.url(${request.category})}")

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#end

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$response.sendRedirect($xwiki.getURL($postDocName, 'inline', "template=${blogPostTemplate}&parent=${parent}&title=${title}&${blogPostClassname}_0_title=${title}$!{category}&form_token=$!{request.getParameter('form_token')}"))

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#end## name == ''

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#elseif("$!request.entryTitle" != '')## !hasEdit && form submitted

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#template('accessdenied.vm')

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#end## hasEdit

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author	version	line-number	content
		1	{{include document="Blog.BlogCode"/}}
		2
		3	{{velocity filter="none"}}
		4	{{html clean="false" wiki="true"}}
		5	#if($hasEdit)
		6	$xwiki.jsx.use($blogScriptsDocumentName)##
		7	##
		8	##
		9	##
		10	#set($name = "$!request.entryTitle")
		11	#if($name == '')
		12	## First step, display the create form
		13	#set($space = "$!request.entrySpace")
		14	#if($space == '')
		15	#set($space = $doc.space)
		16	#end
		17	<form action="${xwiki.getURL('Blog.CreatePost', 'view', 'xpage=plain')}" id="newBlogPost" method="post" class="xformInline">
		18	<div>
		19	<input type="hidden" name="form_token" value="$!{services.csrf.getToken()}" />
		20	<input type="hidden" name="entrySpace" value="$!{escapetool.xml($space)}"/>
		21	#if($doc.getObject($blogCategoryClassname))
		22	<input type="hidden" name="category" value="${escapetool.xml(${doc.fullName})}"/>
		23	#end
		24	<label class="createPost" for="entryTitle">$msg.get('xe.blog.post.createpost') </label><input type="text" id="entryTitle" name="entryTitle" value="$msg.get('xe.blog.post.title')" class="withTip" size="30" /> <span class="buttonwrapper"><input type="submit" value="${escapetool.xml($msg.get('xe.blog.post.create'))}" class="button"/></span>
		25	</div>
		26	</form>
		27	#else
		28	## Second step, form submitted, create the document
		29	#set($space = "$!request.entrySpace")
		30	#if($space == '')
		31	#set($space = 'Main')
		32	#end
		33	## Remove . and : from the document name, as they have a special meaning in XWiki document names
		34	#set($postDocName = "${space}.${name.replaceAll('[.:]', '')}")
		35	## Get the target blog document, to set it as the parent
		36	#getBlogDocument($space $blogDoc)
		37	#set($parent = $blogDoc.fullName)
		38	#set($title = "$!{escapetool.url($name)}")
		39	#if("$!request.category" != '')
		40	#set($category = "&${blogPostClassname}_${blogPostObjectNumber}_category=${escapetool.url(${request.category})}")
		41	#end
		42	$response.sendRedirect($xwiki.getURL($postDocName, 'inline', "template=${blogPostTemplate}&parent=${parent}&title=${title}&${blogPostClassname}_0_title=${title}$!{category}&form_token=$!{request.getParameter('form_token')}"))
		43	#end## name == ''
		44	#elseif("$!request.entryTitle" != '')## !hasEdit && form submitted
		45	#template('accessdenied.vm')
		46	#end## hasEdit
		47	{{/html}}
		48	{{/velocity}}

Wiki source code of Create a new blog post