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Add ability to use model method to define availableColors (#3704)

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Credit to @vanmil. Documented in https://github.com/octobercms/docs/pull/314
This commit is contained in:
vanmil 2018-08-20 16:45:26 +02:00 committed by Luke Towers
parent 1032fd0cc1
commit 38bf854051
3 changed files with 33 additions and 3 deletions
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32
modules/backend/formwidgets/ColorPicker.php
View File

@ -1,6 +1,8 @@
<?php namespace Backend\FormWidgets;
use Backend\Classes\FormWidgetBase;
use Lang;
use ApplicationException;
/**
* Color picker
@ -78,10 +80,36 @@ class ColorPicker extends FormWidgetBase
{
$this->vars['name'] = $this->getFieldName();
$this->vars['value'] = $value = $this->getLoadValue();
$this->vars['availableColors'] = $this->availableColors;
$this->vars['availableColors'] = $this->getAvailableColors();
$this->vars['allowEmpty'] = $this->allowEmpty;
$this->vars['showAlpha'] = $this->showAlpha;
$this->vars['isCustomColor'] = !in_array($value, $this->availableColors);
$this->vars['isCustomColor'] = !in_array($value, $this->vars['availableColors']);
}
/**
* Gets the appropriate list of colors.
*
* @return array
*/
protected function getAvailableColors()
{
if (is_array($this->availableColors)) {
return $this->availableColors;
} elseif (is_string($this->availableColors) && !empty($this->availableColors)) {
if ($this->model->methodExists($this->availableColors)) {
return $this->availableColors = $this->model->{$this->availableColors}(
$this->formField->fieldName,
$this->formField->value,
$this->formField->config
);
} else {
throw new ApplicationException(Lang::get('backend::lang.field.colors_method_not_exists', [
'model' => get_class($this->model),
'method' => $this->availableColors,
'field' => $this->formField->fieldName
]));
}
}
}
/**

3
modules/backend/lang/en/lang.php
View File

@ -8,7 +8,8 @@ return [
'field' => [
'invalid_type' => 'Invalid field type used :type.',
'options_method_invalid_model' => "The attribute ':field' does not resolve to a valid model. Try specifying the options method for model class :model explicitly.",
'options_method_not_exists' => "The model class :model must define a method :method() returning options for the ':field' form field."
'options_method_not_exists' => "The model class :model must define a method :method() returning options for the ':field' form field.",
'colors_method_not_exists' => "The model class :model must define a method :method() returning html color HEX codes for the ':field' form field."
],
'widget' => [
'not_registered' => "A widget class name ':name' has not been registered",

1
modules/backend/lang/nl/lang.php
View File

@ -8,6 +8,7 @@ return [
'invalid_type' => 'Ongeldig type veld: :type.',
'options_method_invalid_model' => "Het attribuut ':field' levert geen geldig model op. Probeer de opties methode expliciet te specifieren voor modelklasse :model.",
'options_method_not_exists' => 'De modelklasse :model moet de methode :method() definiëren met daarin opties voor het veld ":field".',
'colors_method_not_exists' => 'De modelklasse :model moet de methode :method() definiëren met daarin html HEX kleurcodes voor het veld ":field".',
],
'widget' => [
'not_registered' => "Een widget met klassenaam ':name' is niet geregistreerd",