[support] Menu question

sander-martijn sander at sander-martijn.com
Fri Aug 17 15:05:46 UTC 2007


Thanks. I actually tried that technique first (it shows at the bottom of 
this email), before trying the options below, but what I found was that 
the primary_links menu wasn't populated with it's children which is why 
i started digging around these deeper parts of the system - what i was 
initially looking for was to find a function that I could call that 
would give me the full array (like what shows if you use the default 
menu module).

print_r output gives:

Array
(
    [menu-1-1-2] => Array
        (
            [title] => Photo Gallery
            [href] => node/2
            [attributes] => Array
                (
                )
        )

    [menu-1-2-2] => Array
        (
            [title] => Floor Plans
            [href] => node/5
            [attributes] => Array
                (
                )
        )
)
1

Even though Photo Gallery has a child which is listed if you load the 
default menu module that comes with drupal:

<ul class="menu">
<li class="expanded"><a href="/?q=photoGallery">Photo Gallery</a>
<ul class="menu">
<li class="leaf"><a href="/?q=photoGallery/residential">Residential Photos</a></li>
</ul>
</li>
<li class="leaf"><a href="/?q=floorplans">Floor Plans</a></li>
</ul>


So I guess the question is - how do I get a primary link's children (eg 
Residential Photos) to appear in an array I can traverse?


Eric Mckenna wrote:
> Forgot to to add that you will have to get intimate with the 
> $primary_links array, but its not difficult. 
> Throw in a print_r($links) and you have all you need.
>
> Eric Mckenna wrote:
>   
>> You can use theme_menu_tree and theme_menu_item, but you will theme 
>> every menu that passes through the menu system that way.
>> What I like to do is do my own theme for the menu items
>> on your page.tpl.php
>> <?php print theme('my_menu_themeing', $primary_links); ?>
>>
>> inside your template.tpl.php
>> function THEME_NAME_my_menu_themeing($links) {
>>    $output;
>>   .. custom html with my menu ...
>>   return $output;
>> }
>>
>> see it that works for you.
>> Eric.
>>
>> sander-martijn wrote:
>>     
>>> Making some progress here.  I've realized that to some extent what I 
>>> want to do is override theme_menu_tree and theme_menu_item.  That 
>>> gives me some of the control I need BUT the default menu system still 
>>> has extra junk I don't want (such as a Primary links header) AND I 
>>> need two types of menu trees that display different things - one 
>>> horizontal in the top (primary links) and one vertical down the left 
>>> (current section and its children).
>>> so far i think menus are a pain in the ass in drupal.  a tradeoff for 
>>> the power but I think the multiple meanings that the word "menu" has 
>>> in drupal just adds to the confusion of it all.  What I need is 
>>> really not that complicated, but it's becoming incredibly complicated 
>>> fast.
>>>
>>> sander-martijn wrote:
>>>       
>>>> I want to customize my menus, but since I want it to work with the 
>>>> html/css/javascript code I've already written and tested I want to 
>>>> get the system to output the menu in html as I want it.  Actually 
>>>> what I need is quite simple.  I don't really want to try to 
>>>> customize someone else's module and I'd rather not build one.  After 
>>>> some digging around I figured out that I could override the 
>>>> theme_menu_links method in my template.php file.  Now that's exactly 
>>>> what I need... I got really excited but I must have some things 
>>>> missing/misunderstood.
>>>>
>>>>
>>>> what I have in the menu system under primary links:
>>>> primary links
>>>>   - menu item 1
>>>>      - menu 1 subitem 1
>>>>      - menu 1 subitem 2
>>>>   - menu item 2
>>>>      - menu 2 subitem 1
>>>>
>>>> etc - fairly standard
>>>>
>>>> What I need to output is the following:
>>>>
>>>> <ul id="nav1" class="nav">
>>>>   <li><a href="#">menu item 1</a>
>>>>     <ul>
>>>>       <li><a href="#">menu 1 subitem 1</a></li>
>>>>       <li><a href="#">menu 1 subitem 2</a></li>
>>>>     </ul>
>>>>   </li>
>>>> </ul>
>>>> <ul id="nav2" class="nav">
>>>>   <li>menu item 2
>>>>     <ul>
>>>>       <li><a href="#">menu 2 subitem 1</a></li>
>>>>     </ul>
>>>>   </li>
>>>> </ul>
>>>>
>>>> etc. - also pretty straight forward.
>>>>
>>>> SO - I put in page.tpl.php the following:
>>>> <?php print theme('menu_links', $primary_links); ?>
>>>>
>>>> and put in template.php the following:
>>>> function tpg_menu_links($links){
>>>>   if (!count($links)) {
>>>>     return '';
>>>>   }
>>>>   $level_tmp = explode('-', key($links));
>>>>   $level = $level_tmp[0];
>>>>   $output = "<ul id=\"nav\" class=\"nav\">\n";
>>>>   foreach ($links as $index => $link) {
>>>>     $output .= "<li>". l($link['title'], $link['href'], 
>>>> $link['attributes'], $link['query'], $link['fragment']) ."</li>\n";
>>>>   }
>>>>   $output .= '</ul>';
>>>>
>>>>   return $output;
>>>> }
>>>> ?>
>>>>
>>>> Which is basically a modified version of theme_menu_links in menu.inc
>>>>
>>>> It works as a start, but there are a couple of issues. 1. even 
>>>> though my class attribute in $output is hard coded, it's still being 
>>>> replaced by class="active" when you're on the page.  Not a disaster, 
>>>> i can always modify my css to do the same thing for class="active" 
>>>> as class="nav".
>>>> 2. this is the bigger issue.  It's not outputting the subitems.  I'd 
>>>> be happy to add in the proper call in the foreach loop to either 
>>>> call another function that i also override or to load them directly 
>>>> in here if anyone can point me in the direction of what i need to 
>>>> call in order to load them.
>>>>
>>>>
>>>>   
>>>>         
>>> -- 
>>> ------------------------------------------------------------------------
>>>
>>> sander-martijn <mailto:sander at sander-martijn.com>
>>> interface developer | architect
>>> sander at sander-martijn.com <mailto:sander at sander-martijn.com>
>>> www.sander-martijn.com <http://www.sander-martijn.com>
>>>
>>> ------------------------------------------------------------------------
>>>       
>>     
>
>   

-- 
------------------------------------------------------------------------

sander-martijn <mailto:sander at sander-martijn.com>
interface developer | architect
sander at sander-martijn.com <mailto:sander at sander-martijn.com>
www.sander-martijn.com <http://www.sander-martijn.com>

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