Posted in site documentation
2
12:10 am, June 11, 2021

hero widget header - creates a nice looking hero item from a target uid and class

this creates a "nice" looking hero widget, just wanted to create something that looked decent and had an attached background image, surprizingly annoying to link items together.

For some reason i keep just adding code to seperate pages rather than creating a single function for it, and then doing that is stuffs up some other random part of the site. I did a lazy way of loading the latest item from content and then it was not assigning the uid properly, so i changed the list function to assign uid's and then it broke half of the site assigning the wrong uid on view pages.

Anyway Lesson learned, always try and seperate things into stand alone re-usable functions or classes. 

Something like this:

Here it is with the default code background.

PHP - Usage

$content->hero_widget($t_uid = "Ud6Br",$t_class = "content");

Update: Added the category checking for default images per page type. 

Like the default if the class is content and the category for that item is rs3, it will show the following:

Update: 16 Jul 2021

I just realised you can add animated gifs as well, so they look extra .. animated. 

HTML

<div class='content-hero mb-3' style="background:linear-gradient( 155deg, rgb(1 1 1), rgb(0 0 0 / 35%) ), url([@hero_image_url]) center no-repeat;background-size:cover;">
  <div class="hero-cat mb-1">[@category]</div>
  <div class="hero-title">
    <h2><a href="[@url]">[@title]</a></h2>
  </div>
</div>

CSS

.content-hero {
  height:300px;
  width:100%;
  border:1px solid #333;
  border-radius:5px;
  padding:50px;
  position:relative;
}
.hero-title h2 {
  /* position:absolute;
  bottom:0px; */
}
.hero-cat {
  color:yellow;
  text-transform: uppercase;
  font-weight:bold;
  font-size:12px;
  font-family: 'Montserrat', sans-serif;
}
.hero-title h2 a {
  text-transform: capitalize;
  color:#FFF;
  text-shadow:0px 1px 2px #000;
  text-decoration:none;
  font-size:26px;
}

PHP

// creates a nice looking hero item from a target uid and class.
    public function hero_widget($t_uid,$t_class) {

      $links = new links;
      $links->add_to_menu = false;
      $links->start();

      $imgur = new imgur;
      $imgur->add_to_menu = false;
      $imgur->start();

      $t_class_loaded = new $t_class;
      $t_class_loaded->add_to_menu = false;
      $t_class_loaded->start();

      // load the target item
      if(!$t_class_loaded->load_from_uid($t_uid)) {
        return false; // nothing found.
      }

      // search for a linked hero image
      $content_find_load_linked = $links->find_load_linked(
        $linked_uid = $t_uid,
        $linked_class = $t_class
      );

      $show_home_hero_content = false;

      foreach($content_find_load_linked as $c_class => $c_uid) {
        if(is_array($c_uid)) {
          foreach($c_uid as $cc_class => $cc_uid) {
            if($cc_class == "imgur") {
              if($imgur->load_from_uid($cc_uid)) {
                // check if the hero is set as the category
                if($imgur->category == "hero") {
                  // we have found the hero image finally.
                  $show_home_hero_content = true;
                  $hero_image_url = $imgur->image_link;
                }
              }
            }
          }
        }
      }

      // rather than just returning blank, why not add a placeholder or default image here instead, depending on the class type.
      // code background for code items, not sure for content.
      if(!$show_home_hero_content) { // dont overwrite a linked hero image.
        if($t_class == "code") {
          // matrix style background.. ;)
          $show_home_hero_content = true;
          $hero_image_url = "https://i.imgur.com/hP23gMk.jpg";
        }
        if($t_class == "content") {
          $show_home_hero_content = true;
          $hero_image_url = "https://i.imgur.com/5czkBNv.jpg";
        }
        if( ($t_class == "content") && ($t_class_loaded->category == "rs3") ) { // default rs3 category background.
          $show_home_hero_content = true;
          $hero_image_url = "https://i.imgur.com/M2QR7bN.jpg";
        }
      }


      if($show_home_hero_content) {
        //$content = new content();
        //$content->add_to_menu = false;
        //$content->start();

        $content_hero = new template("content-hero.html");
        $content_hero->set("hero_image_url",$hero_image_url);
        $content_hero->set("title",$t_class_loaded->title);
        $content_hero->set("category",$t_class_loaded->category);
        $content_hero->set("url",$t_class_loaded->view_link_target($t_class_loaded->title,$t_class_loaded->uid));
        $content_hero_html = $content_hero->output();
        return $content_hero_html;
      }

      return false;
      // load related linked items and find an image with the hero category set.


    }
[@category]

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This is my test area for webdev. I keep a collection of code snippits here, mostly for my reference. Also if i find a good site, i usually add it here.

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"Olivia, my eldest daughter, caught measles when she was seven years old. As the illness took its usual course I can remember reading to her often in bed and not feeling particularly alarmed about it. Then one morning, when she was well on the road to recovery, I was sitting on her bed showing her how to fashion little animals out of coloured pipe-cleaners, and when it came to her turn to make one herself, I noticed that her fingers and her mind were not working together and she couldn’t do anything. 'Are you feeling all right?' I asked her. 'I feel all sleepy,' she said. In an hour, she was unconscious. In twelve hours she was dead. The measles had turned into a terrible thing called measles encephalitis and there was nothing the doctors could do to save her. That was...in 1962, but even now, if a child with measles happens to develop the same deadly reaction from measles as Olivia did, there would still be nothing the doctors could do to help her. On the other hand, there is today something that parents can do to make sure that this sort of tragedy does not happen to a child of theirs. They can insist that their child is immunised against measles. ...I dedicated two of my books to Olivia, the first was ‘James and the Giant Peach’. That was when she was still alive. The second was ‘The BFG’, dedicated to her memory after she had died from measles. You will see her name at the beginning of each of these books. And I know how happy she would be if only she could know that her death had helped to save a good deal of illness and death among other children."

I just checked google books for BFG, and the dedication is there. 

https://www.google.com.au/books/edition/_/quybcXrFhCIC?hl=en&gbpv=1 


Roald Dahl, 1986