+{% macro process_with_steps(step_id, step_node, indent) %}
+<tr>
+<td>
+<input type="hidden" name="steps" value="{{step_id}}" />
+{% if step_node.is_explicit %}
+<input type="checkbox" name="keep_step" value="{{step_id}}" checked />
+<input type="hidden" name="step_{{step_id}}_process_id" value="{{step_node.process.id_}}" />
+<input type="hidden" name="step_{{step_id}}_parent_id" value="{{step_node.parent_id or ''}}" />
+{% endif %}
+</td>
+<td>{% for i in range(indent) %}+{%endfor %}
+{% if (not step_node.is_explicit) and step_node.seen %}
+<a href="process?id={{step_node.process.id_}}">({{step_node.process.title.newest|e}})</a>
+{% else %}
+<a href="process?id={{step_node.process.id_}}">{{step_node.process.title.newest|e}}</a>
+{% endif %}
+</td>
+<td>
+{% if step_node.is_explicit %}
+add step: <input name="new_step_to_{{step_id}}" list="candidates" autocomplete="off" />
+{% endif %}
+</td>
+</tr>
+{% if step_node.is_explicit or not step_node.seen %}
+{% for substep_id, substep in step_node.steps.items() %}
+{{ process_with_steps(substep_id, substep, indent+1) }}
+{% endfor %}
+{% endif %}
+{% endmacro %}
+