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#155 Allow overriding of brand colors in flavours
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,205 @@ | ||
| <?php | ||
| // This file is part of Moodle - http://moodle.org/ | ||
| // | ||
| // Moodle is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Moodle is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
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| defined('MOODLE_INTERNAL') || die(); | ||
|
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| global $CFG; | ||
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| require_once($CFG->dirroot . '/lib/form/editor.php'); | ||
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| /** | ||
| * Form element for handling the colour picker. | ||
| * | ||
| * @package theme_boost_union | ||
| * @copyright 2023 Mario Wehr <[email protected]> | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| */ | ||
| class theme_boost_union_colourpicker_form_element extends HTML_QuickForm_element implements templatable { | ||
|
|
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| // String html for help button, if empty then no help. | ||
| public $_helpbutton = ''; | ||
|
|
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| /** | ||
| * Class constructor | ||
| * | ||
| * @param string Name of the element | ||
| * @param mixed Label(s) for the element | ||
| * @param mixed Associative array of tag attributes or HTML attributes name="value" pairs | ||
| * @since 1.0 | ||
| * @access public | ||
| * @return void | ||
| */ | ||
| public function __construct($elementname=null, $elemenlabel=null, $attributes=null) { | ||
| parent::__construct($elementname, $elemenlabel, $attributes); | ||
| $this->_type = 'static'; | ||
| } | ||
|
|
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| /** | ||
| * Sets name of editor | ||
| * | ||
| * @param string $name name of element | ||
| */ | ||
| // @codingStandardsIgnoreStart | ||
| public function setName($name) { | ||
| $this->updateAttributes(array('name' => $name)); | ||
| } | ||
| // @codingStandardsIgnoreEnd | ||
| /** | ||
| * Returns name of element | ||
| * | ||
| * @return string | ||
| */ | ||
| // @codingStandardsIgnoreStart | ||
| function getName() { | ||
| return $this->getAttribute('name'); | ||
| } | ||
| // @codingStandardsIgnoreEnd | ||
| /** | ||
| * get html for help button | ||
| * | ||
| * @return string html for help button | ||
| */ | ||
| // @codingStandardsIgnoreStart | ||
| public function getHelpButton() { | ||
| return $this->_helpbutton; | ||
| } | ||
| // @codingStandardsIgnoreEnd | ||
| /** | ||
| * Sets the value of the form element | ||
| * | ||
| * @param string $value | ||
| */ | ||
| // @codingStandardsIgnoreStart | ||
| public function setvalue($value) { | ||
| $this->updateAttributes(array('value' => $value)); | ||
| } | ||
| // @codingStandardsIgnoreEnd | ||
| /** | ||
| * Gets the value of the form element | ||
| */ | ||
| public function getvalue() { | ||
| return $this->getAttribute('value'); | ||
| } | ||
|
|
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| /** | ||
| * Returns the html string to display this element. | ||
| * | ||
| * @return string | ||
| */ | ||
| public function tohtml() { | ||
| global $PAGE, $OUTPUT; | ||
|
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| $icon = new pix_icon('i/loading', get_string('loading', 'admin'), 'moodle', ['class' => 'loadingicon']); | ||
| $context = (object) [ | ||
| 'icon' => $icon->export_for_template($OUTPUT), | ||
| 'name' => $this->getAttribute('name'), | ||
| 'id' => $this->getAttribute('id'), | ||
| 'value' => $this->getAttribute('value'), | ||
| "readonly" => false, | ||
| 'haspreviewconfig' => false, | ||
| ]; | ||
| $PAGE->requires->js_init_call('M.util.init_colour_picker', array($this->getAttribute('id'), null)); | ||
| return $OUTPUT->render_from_template('core_admin/setting_configcolourpicker', $context); | ||
| } | ||
|
|
||
| /** | ||
| * Function to export the renderer data in a format that is suitable for a mustache template. | ||
| * | ||
| * @param \renderer_base $output Used to do a final render of any components that need to be rendered for export. | ||
| * @return \stdClass|array | ||
| */ | ||
| public function export_for_template(renderer_base $output) { | ||
| $context['html'] = $this->toHtml(); | ||
| $context['id'] = $this->getAttribute('id'); | ||
| return $context; | ||
| } | ||
| } | ||
|
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| /** | ||
| * Colour picker validation rule | ||
| * | ||
| * @package theme_boost_union | ||
| * @copyright 2023 Mario Wehr <[email protected]> | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| */ | ||
| class theme_boost_union_colourpicker_rule extends HTML_QuickForm_Rule { | ||
|
|
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| /** | ||
| * Validates the colour that was entered by the user | ||
| * | ||
| * @param string $value Value to check | ||
| * @param int|string|array $options Not used yet | ||
| * @return bool true if value is not empty | ||
| */ | ||
| public function validate($value, $options = null) { | ||
|
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| // List of valid HTML colour names. | ||
| $colornames = array( | ||
| 'aliceblue', 'antiquewhite', 'aqua', 'aquamarine', 'azure', | ||
| 'beige', 'bisque', 'black', 'blanchedalmond', 'blue', | ||
| 'blueviolet', 'brown', 'burlywood', 'cadetblue', 'chartreuse', | ||
| 'chocolate', 'coral', 'cornflowerblue', 'cornsilk', 'crimson', | ||
| 'cyan', 'darkblue', 'darkcyan', 'darkgoldenrod', 'darkgray', | ||
| 'darkgrey', 'darkgreen', 'darkkhaki', 'darkmagenta', | ||
| 'darkolivegreen', 'darkorange', 'darkorchid', 'darkred', | ||
| 'darksalmon', 'darkseagreen', 'darkslateblue', 'darkslategray', | ||
| 'darkslategrey', 'darkturquoise', 'darkviolet', 'deeppink', | ||
| 'deepskyblue', 'dimgray', 'dimgrey', 'dodgerblue', 'firebrick', | ||
| 'floralwhite', 'forestgreen', 'fuchsia', 'gainsboro', | ||
| 'ghostwhite', 'gold', 'goldenrod', 'gray', 'grey', 'green', | ||
| 'greenyellow', 'honeydew', 'hotpink', 'indianred', 'indigo', | ||
| 'ivory', 'khaki', 'lavender', 'lavenderblush', 'lawngreen', | ||
| 'lemonchiffon', 'lightblue', 'lightcoral', 'lightcyan', | ||
| 'lightgoldenrodyellow', 'lightgray', 'lightgrey', 'lightgreen', | ||
| 'lightpink', 'lightsalmon', 'lightseagreen', 'lightskyblue', | ||
| 'lightslategray', 'lightslategrey', 'lightsteelblue', 'lightyellow', | ||
| 'lime', 'limegreen', 'linen', 'magenta', 'maroon', | ||
| 'mediumaquamarine', 'mediumblue', 'mediumorchid', 'mediumpurple', | ||
| 'mediumseagreen', 'mediumslateblue', 'mediumspringgreen', | ||
| 'mediumturquoise', 'mediumvioletred', 'midnightblue', 'mintcream', | ||
| 'mistyrose', 'moccasin', 'navajowhite', 'navy', 'oldlace', 'olive', | ||
| 'olivedrab', 'orange', 'orangered', 'orchid', 'palegoldenrod', | ||
| 'palegreen', 'paleturquoise', 'palevioletred', 'papayawhip', | ||
| 'peachpuff', 'peru', 'pink', 'plum', 'powderblue', 'purple', 'red', | ||
| 'rosybrown', 'royalblue', 'saddlebrown', 'salmon', 'sandybrown', | ||
| 'seagreen', 'seashell', 'sienna', 'silver', 'skyblue', 'slateblue', | ||
| 'slategray', 'slategrey', 'snow', 'springgreen', 'steelblue', 'tan', | ||
| 'teal', 'thistle', 'tomato', 'turquoise', 'violet', 'wheat', 'white', | ||
| 'whitesmoke', 'yellow', 'yellowgreen' | ||
| ); | ||
|
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||
| if (preg_match('/^#?([[:xdigit:]]{3}){1,2}$/', $value)) { | ||
| if (strpos($value, '#') !== 0) { | ||
| $value = '#'.$value; | ||
| } | ||
| return $value; | ||
| } else if (in_array(strtolower($value), $colornames)) { | ||
| return $value; | ||
| } else if (preg_match('/rgb\(\d{0,3}%?\, ?\d{0,3}%?, ?\d{0,3}%?\)/i', $value)) { | ||
| return $value; | ||
| } else if (preg_match('/rgba\(\d{0,3}%?\, ?\d{0,3}%?, ?\d{0,3}%?\, ?\d(\.\d)?\)/i', $value)) { | ||
| return $value; | ||
| } else if (preg_match('/hsl\(\d{0,3}\, ?\d{0,3}%, ?\d{0,3}%\)/i', $value)) { | ||
| return $value; | ||
| } else if (preg_match('/hsla\(\d{0,3}\, ?\d{0,3}%,\d{0,3}%\, ?\d(\.\d)?\)/i', $value)) { | ||
| return $value; | ||
| } else if (($value == 'transparent') || ($value == 'currentColor') || ($value == 'inherit')) { | ||
| return $value; | ||
| } else { | ||
| return false; | ||
| } | ||
| } | ||
| } |
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