[doc] Integration of card http://intranet.logilab.fr/intra/card/eid/3355 to the book.
<fieldset class="subentity">
<legend class="iformTitle" tal:content="python: label">relations</legend>
<table id="relatedEntities"
tal:define="pendings python: list(self.restore_pending_inserts(entity))">
<span tal:iter="row python: self.relations_table(entity)" tal:omit-tag="python: True">
<tr tal:condition="python: row[2]">
<th class="labelCol" tal:content="python: display_name(req, row[0].type, row[1])">relation name</th>
<td>
<ul>
<li tal:iter="viewparams python: row[2]" class="invisible">
<span tal:replace="structure python:viewparams[1]">[del it if you can]</span>
<div tal:attributes="id python: 'span'+viewparams[0]; class python: viewparams[2]"
tal:content="structure python: viewparams[3]">related entity view</div>
</li>
<li class="invisible"
tal:condition="python: not self.force_display and self.maxrelitems < len(row[2])"
tal:content="structure python:self.force_display_link()"/>
</ul>
</td>
</tr>
</span>
<tr tal:iter="row pendings"
tal:attributes="id python: 'tr' + row[1]">
<!-- row: (relname, nodeid, js, url, eview) -->
<th tal:content="python: row[3]">relation name</th>
<td>
<a class="handle" title="cancel this insert"
tal:attributes="href python: row[2]">[x]</a>
<a class="editionPending"
tal:attributes="href python: row[4]; id python: 'a' + row[1]"
tal:content="python: row[5]">entity\'s text_view</a>
</td>
</tr>
<tr tal:condition="not:pendings"><th> </th><td> </td></tr>
<tr class="separator" tal:attributes="id string: relationSelectorRow_$eid;">
<th class="labelCol">
<span i18n:content="add relation"></span>
<select tal:attributes="id string: relationSelector_${eid};
tabindex req/next_tabindex;
onchange string: javascript:showMatchingSelect(this.options[this.selectedIndex].value,${eid});">
<option value="" i18n:content="select a relation">select a relation</option>
<option tal:iter="rel python: entity.srelations_by_category(('generic', 'metadata'), 'add')"
tal:attributes="value python: '%s_%s' % (rel[1], rel[2])"
tal:content="python: rel[0]">rel</option>
</select>
</th>
<td tal:attributes="id string: unrelatedDivs_$eid">
</td>
</tr>
</table>
</fieldset>