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In my case, I use Drupal Commerce (Kickstart 2x distribution) with a images field (multiples/unlimited values).

I need to display all images of parent product AND images of their childrens (variations).

Another case are to display images of a field but if empty, I want to display images of another images field.

What's the good way for this?

1. Relation module
2. hook_field_load()
3. hook_query_alter()
4. hook_node_load()
5. hook_load()

Related questions:

How to create a single slideshow combining several image fields?

In my case, I use Drupal Commerce (Kickstart 2x distribution) with a images field (multiples/unlimited values).

I need to display all images of parent product AND images of their childrens (variations).

Another case are to display images of a field but if empty, I want to display images of another images field.

What's the good way for this?

1. Relation module
2. hook_field_load()
3. hook_query_alter()
4. hook_node_load()
5. hook_load()

Related questions:

How to create a single slideshow combining several image fields?

In my case, I use Drupal Commerce (Kickstart 2x distribution) with a images field (multiples/unlimited values).

I need to display all images of parent product AND images of their childrens (variations).

Another case are to display images of a field but if empty, I want to display images of another images field.

What's the good way for this?

1. hook_field_load()?
2. Relation module?
3. hook_query_alter()?

Related questions:

How to create a single slideshow combining several image fields?

How to programmatically add / remove a value for an unlimited multivalue field?

In my case, I use Drupal Commerce (Kickstart 2x distribution) with a images field (multiples/unlimited values).

I need to display all images of parent product AND images of their childrens (variations).

Another case are to display images of a field but if empty, I want to display images of another images field.

What's the good way for this?

1. Relation module
2. hook_field_load()
3. hook_query_alter()
4. hook_node_load()
5. hook_load()

Related questions:

How to create a single slideshow combining several image fields?

In my case, I use Drupal Commerce (Kickstart 2x distribution) with a images field (multiples/unlimited values).

I need to display all images of parent product AND images of their childrens (variations).

Another case are to display images of a field but if empty, I want to display images of another images field.

What's the good way for this?

1. hook_field_load()?
2. Relation module?
3. hook_query_alter()?

Related question: How to create a single slideshow combining several image fields?

In my case, I use Drupal Commerce (Kickstart 2x distribution) with a images field (multiples/unlimited values).

I need to display all images of parent product AND images of their childrens (variations).

Another case are to display images of a field but if empty, I want to display images of another images field.

What's the good way for this?

1. hook_field_load()?
2. Relation module?
3. hook_query_alter()?

Related questions:

How to create a single slideshow combining several image fields?

How to programmatically add / remove a value for an unlimited multivalue field?